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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * fileio.c: read from and write to a file
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12 */
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13
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14 #if defined(MSDOS) || defined(WIN16) || defined(WIN32) || defined(_WIN64)
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714
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15 # include "vimio.h" /* for lseek(), must be before vim.h */
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7
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16 #endif
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17
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18 #if defined __EMX__
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714
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19 # include "vimio.h" /* for mktemp(), CJW 1997-12-03 */
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7
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20 #endif
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21
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22 #include "vim.h"
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23
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24 #ifdef __TANDEM
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25 # include <limits.h> /* for SSIZE_MAX */
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26 #endif
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27
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28 #if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
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29 # include <utime.h> /* for struct utimbuf */
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30 #endif
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31
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32 #define BUFSIZE 8192 /* size of normal write buffer */
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33 #define SMBUFSIZE 256 /* size of emergency write buffer */
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34
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35 #ifdef FEAT_CRYPT
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36 # define CRYPT_MAGIC "VimCrypt~01!" /* "01" is the version nr */
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37 # define CRYPT_MAGIC_LEN 12 /* must be multiple of 4! */
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38 #endif
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39
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40 /* Is there any system that doesn't have access()? */
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574
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41 #define USE_MCH_ACCESS
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7
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42
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1313
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43 #if defined(sun) && defined(S_ISCHR)
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44 # define OPEN_CHR_FILES
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45 static int is_dev_fd_file(char_u *fname);
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46 #endif
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7
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47 #ifdef FEAT_MBYTE
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48 static char_u *next_fenc __ARGS((char_u **pp));
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49 # ifdef FEAT_EVAL
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50 static char_u *readfile_charconvert __ARGS((char_u *fname, char_u *fenc, int *fdp));
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51 # endif
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52 #endif
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53 #ifdef FEAT_VIMINFO
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54 static void check_marks_read __ARGS((void));
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55 #endif
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56 #ifdef FEAT_CRYPT
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57 static char_u *check_for_cryptkey __ARGS((char_u *cryptkey, char_u *ptr, long *sizep, long *filesizep, int newfile));
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58 #endif
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59 #ifdef UNIX
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60 static void set_file_time __ARGS((char_u *fname, time_t atime, time_t mtime));
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61 #endif
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633
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62 static int set_rw_fname __ARGS((char_u *fname, char_u *sfname));
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7
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63 static int msg_add_fileformat __ARGS((int eol_type));
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64 static void msg_add_eol __ARGS((void));
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65 static int check_mtime __ARGS((buf_T *buf, struct stat *s));
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66 static int time_differs __ARGS((long t1, long t2));
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67 #ifdef FEAT_AUTOCMD
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661
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68 static int apply_autocmds_exarg __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf, exarg_T *eap));
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676
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69 static int au_find_group __ARGS((char_u *name));
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70
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71 # define AUGROUP_DEFAULT -1 /* default autocmd group */
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1834
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72 # define AUGROUP_ERROR -2 /* erroneous autocmd group */
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676
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73 # define AUGROUP_ALL -3 /* all autocmd groups */
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7
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74 #endif
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75
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76 #if defined(FEAT_CRYPT) || defined(FEAT_MBYTE)
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77 # define HAS_BW_FLAGS
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78 # define FIO_LATIN1 0x01 /* convert Latin1 */
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79 # define FIO_UTF8 0x02 /* convert UTF-8 */
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80 # define FIO_UCS2 0x04 /* convert UCS-2 */
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81 # define FIO_UCS4 0x08 /* convert UCS-4 */
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82 # define FIO_UTF16 0x10 /* convert UTF-16 */
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83 # ifdef WIN3264
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84 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */
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85 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */
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86 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */
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87 # endif
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88 # ifdef MACOS_X
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89 # define FIO_MACROMAN 0x20 /* convert MacRoman */
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90 # endif
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91 # define FIO_ENDIAN_L 0x80 /* little endian */
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92 # define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */
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93 # define FIO_NOCONVERT 0x2000 /* skip encoding conversion */
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94 # define FIO_UCSBOM 0x4000 /* check for BOM at start of file */
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95 # define FIO_ALL -1 /* allow all formats */
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96 #endif
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97
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98 /* When converting, a read() or write() may leave some bytes to be converted
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99 * for the next call. The value is guessed... */
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100 #define CONV_RESTLEN 30
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101
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102 /* We have to guess how much a sequence of bytes may expand when converting
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103 * with iconv() to be able to allocate a buffer. */
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104 #define ICONV_MULT 8
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105
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106 /*
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107 * Structure to pass arguments from buf_write() to buf_write_bytes().
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108 */
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109 struct bw_info
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110 {
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111 int bw_fd; /* file descriptor */
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112 char_u *bw_buf; /* buffer with data to be written */
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1411
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113 int bw_len; /* length of data */
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7
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114 #ifdef HAS_BW_FLAGS
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115 int bw_flags; /* FIO_ flags */
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116 #endif
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117 #ifdef FEAT_MBYTE
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118 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */
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119 int bw_restlen; /* nr of bytes in bw_rest[] */
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120 int bw_first; /* first write call */
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121 char_u *bw_conv_buf; /* buffer for writing converted chars */
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122 int bw_conv_buflen; /* size of bw_conv_buf */
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123 int bw_conv_error; /* set for conversion error */
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1947
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124 linenr_T bw_conv_error_lnum; /* first line with error or zero */
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125 linenr_T bw_start_lnum; /* line number at start of buffer */
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7
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126 # ifdef USE_ICONV
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127 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */
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128 # endif
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129 #endif
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130 };
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131
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132 static int buf_write_bytes __ARGS((struct bw_info *ip));
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133
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134 #ifdef FEAT_MBYTE
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595
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135 static linenr_T readfile_linenr __ARGS((linenr_T linecnt, char_u *p, char_u *endp));
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7
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136 static int ucs2bytes __ARGS((unsigned c, char_u **pp, int flags));
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1948
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137 static int need_conversion __ARGS((char_u *fenc));
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7
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138 static int get_fio_flags __ARGS((char_u *ptr));
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139 static char_u *check_for_bom __ARGS((char_u *p, long size, int *lenp, int flags));
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140 static int make_bom __ARGS((char_u *buf, char_u *name));
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141 # ifdef WIN3264
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142 static int get_win_fio_flags __ARGS((char_u *ptr));
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143 # endif
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144 # ifdef MACOS_X
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145 static int get_mac_fio_flags __ARGS((char_u *ptr));
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146 # endif
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147 #endif
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148 static int move_lines __ARGS((buf_T *frombuf, buf_T *tobuf));
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1997
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149 static void vim_settempdir __ARGS((char_u *tempdir));
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1834
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150 #ifdef FEAT_AUTOCMD
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151 static char *e_auchangedbuf = N_("E812: Autocommands changed buffer or buffer name");
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152 #endif
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595
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153
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7
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154 void
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155 filemess(buf, name, s, attr)
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156 buf_T *buf;
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157 char_u *name;
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158 char_u *s;
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159 int attr;
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160 {
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161 int msg_scroll_save;
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162
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163 if (msg_silent != 0)
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164 return;
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165 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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166 /* If it's extremely long, truncate it. */
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167 if (STRLEN(IObuff) > IOSIZE - 80)
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168 IObuff[IOSIZE - 80] = NUL;
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169 STRCAT(IObuff, s);
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170 /*
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171 * For the first message may have to start a new line.
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172 * For further ones overwrite the previous one, reset msg_scroll before
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173 * calling filemess().
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174 */
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175 msg_scroll_save = msg_scroll;
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176 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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177 msg_scroll = FALSE;
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178 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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179 check_for_delay(FALSE);
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180 msg_start();
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181 msg_scroll = msg_scroll_save;
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182 msg_scrolled_ign = TRUE;
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183 /* may truncate the message to avoid a hit-return prompt */
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184 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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185 msg_clr_eos();
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186 out_flush();
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187 msg_scrolled_ign = FALSE;
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188 }
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189
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190 /*
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191 * Read lines from file "fname" into the buffer after line "from".
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192 *
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193 * 1. We allocate blocks with lalloc, as big as possible.
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194 * 2. Each block is filled with characters from the file with a single read().
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195 * 3. The lines are inserted in the buffer with ml_append().
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196 *
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197 * (caller must check that fname != NULL, unless READ_STDIN is used)
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198 *
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199 * "lines_to_skip" is the number of lines that must be skipped
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200 * "lines_to_read" is the number of lines that are appended
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201 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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202 *
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203 * flags:
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204 * READ_NEW starting to edit a new buffer
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205 * READ_FILTER reading filter output
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206 * READ_STDIN read from stdin instead of a file
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207 * READ_BUFFER read from curbuf instead of a file (converting after reading
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208 * stdin)
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209 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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210 *
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211 * return FAIL for failure, OK otherwise
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212 */
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213 int
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214 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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215 char_u *fname;
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216 char_u *sfname;
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217 linenr_T from;
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218 linenr_T lines_to_skip;
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219 linenr_T lines_to_read;
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220 exarg_T *eap; /* can be NULL! */
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221 int flags;
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222 {
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223 int fd = 0;
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224 int newfile = (flags & READ_NEW);
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225 int check_readonly;
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226 int filtering = (flags & READ_FILTER);
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227 int read_stdin = (flags & READ_STDIN);
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228 int read_buffer = (flags & READ_BUFFER);
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1486
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229 int set_options = newfile || read_buffer
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230 || (eap != NULL && eap->read_edit);
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7
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231 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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232 colnr_T read_buf_col = 0; /* next char to read from this line */
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233 char_u c;
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234 linenr_T lnum = from;
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235 char_u *ptr = NULL; /* pointer into read buffer */
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236 char_u *buffer = NULL; /* read buffer */
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237 char_u *new_buffer = NULL; /* init to shut up gcc */
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238 char_u *line_start = NULL; /* init to shut up gcc */
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239 int wasempty; /* buffer was empty before reading */
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240 colnr_T len;
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241 long size = 0;
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242 char_u *p;
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243 long filesize = 0;
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244 int skip_read = FALSE;
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245 #ifdef FEAT_CRYPT
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246 char_u *cryptkey = NULL;
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247 #endif
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248 int split = 0; /* number of split lines */
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249 #define UNKNOWN 0x0fffffff /* file size is unknown */
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250 linenr_T linecnt;
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251 int error = FALSE; /* errors encountered */
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252 int ff_error = EOL_UNKNOWN; /* file format with errors */
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253 long linerest = 0; /* remaining chars in line */
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254 #ifdef UNIX
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255 int perm = 0;
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256 int swap_mode = -1; /* protection bits for swap file */
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257 #else
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258 int perm;
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259 #endif
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260 int fileformat = 0; /* end-of-line format */
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261 int keep_fileformat = FALSE;
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262 struct stat st;
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263 int file_readonly;
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264 linenr_T skip_count = 0;
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265 linenr_T read_count = 0;
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266 int msg_save = msg_scroll;
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267 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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268 * last read was missing the eol */
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269 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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270 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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271 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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272 int file_rewind = FALSE;
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273 #ifdef FEAT_MBYTE
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274 int can_retry;
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595
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275 linenr_T conv_error = 0; /* line nr with conversion error */
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276 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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277 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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278 in destination encoding */
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595
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279 int bad_char_behavior = BAD_REPLACE;
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280 /* BAD_KEEP, BAD_DROP or character to
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281 * replace with */
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7
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282 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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283 int fio_flags = 0;
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284 char_u *fenc; /* fileencoding to use */
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285 int fenc_alloced; /* fenc_next is in allocated memory */
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286 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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287 int advance_fenc = FALSE;
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288 long real_size = 0;
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289 # ifdef USE_ICONV
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290 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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291 # ifdef FEAT_EVAL
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292 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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293 'charconvert' next */
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294 # endif
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295 # endif
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296 int converted = FALSE; /* TRUE if conversion done */
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297 int notconverted = FALSE; /* TRUE if conversion wanted but it
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298 wasn't possible */
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299 char_u conv_rest[CONV_RESTLEN];
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300 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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301 #endif
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302
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1834
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303 #ifdef FEAT_AUTOCMD
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304 /* Remember the initial values of curbuf, curbuf->b_ffname and
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305 * curbuf->b_fname to detect whether they are altered as a result of
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306 * executing nasty autocommands. Also check if "fname" and "sfname"
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307 * point to one of these values. */
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308 buf_T *old_curbuf = curbuf;
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309 char_u *old_b_ffname = curbuf->b_ffname;
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310 char_u *old_b_fname = curbuf->b_fname;
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311 int using_b_ffname = (fname == curbuf->b_ffname)
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312 || (sfname == curbuf->b_ffname);
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313 int using_b_fname = (fname == curbuf->b_fname)
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314 || (sfname == curbuf->b_fname);
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315 #endif
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7
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316 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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317
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318 /*
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319 * If there is no file name yet, use the one for the read file.
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320 * BF_NOTEDITED is set to reflect this.
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321 * Don't do this for a read from a filter.
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322 * Only do this when 'cpoptions' contains the 'f' flag.
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323 */
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324 if (curbuf->b_ffname == NULL
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325 && !filtering
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326 && fname != NULL
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327 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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328 && !(flags & READ_DUMMY))
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329 {
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633
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330 if (set_rw_fname(fname, sfname) == FAIL)
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331 return FAIL;
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7
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332 }
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333
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167
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334 /* After reading a file the cursor line changes but we don't want to
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335 * display the line. */
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336 ex_no_reprint = TRUE;
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337
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968
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338 /* don't display the file info for another buffer now */
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339 need_fileinfo = FALSE;
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340
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7
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341 /*
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342 * For Unix: Use the short file name whenever possible.
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343 * Avoids problems with networks and when directory names are changed.
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344 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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345 * another directory, which we don't detect.
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346 */
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347 if (sfname == NULL)
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348 sfname = fname;
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349 #if defined(UNIX) || defined(__EMX__)
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350 fname = sfname;
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351 #endif
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352
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353 #ifdef FEAT_AUTOCMD
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354 /*
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355 * The BufReadCmd and FileReadCmd events intercept the reading process by
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356 * executing the associated commands instead.
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357 */
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358 if (!filtering && !read_stdin && !read_buffer)
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359 {
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|
360 pos_T pos;
|
|
|
361
|
|
|
362 pos = curbuf->b_op_start;
|
|
|
363
|
|
|
364 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
|
|
|
365 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
366 curbuf->b_op_start.col = 0;
|
|
|
367
|
|
|
368 if (newfile)
|
|
|
369 {
|
|
|
370 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
|
|
|
371 FALSE, curbuf, eap))
|
|
|
372 #ifdef FEAT_EVAL
|
|
|
373 return aborting() ? FAIL : OK;
|
|
|
374 #else
|
|
|
375 return OK;
|
|
|
376 #endif
|
|
|
377 }
|
|
|
378 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
|
|
|
379 FALSE, NULL, eap))
|
|
|
380 #ifdef FEAT_EVAL
|
|
|
381 return aborting() ? FAIL : OK;
|
|
|
382 #else
|
|
|
383 return OK;
|
|
|
384 #endif
|
|
|
385
|
|
|
386 curbuf->b_op_start = pos;
|
|
|
387 }
|
|
|
388 #endif
|
|
|
389
|
|
|
390 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
|
|
|
391 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
392 else
|
|
|
393 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
394
|
|
|
395 /*
|
|
|
396 * If the name ends in a path separator, we can't open it. Check here,
|
|
|
397 * because reading the file may actually work, but then creating the swap
|
|
|
398 * file may destroy it! Reported on MS-DOS and Win 95.
|
|
|
399 * If the name is too long we might crash further on, quit here.
|
|
|
400 */
|
|
23
|
401 if (fname != NULL && *fname != NUL)
|
|
|
402 {
|
|
39
|
403 p = fname + STRLEN(fname);
|
|
|
404 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
405 {
|
|
|
406 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
407 msg_end();
|
|
|
408 msg_scroll = msg_save;
|
|
|
409 return FAIL;
|
|
|
410 }
|
|
7
|
411 }
|
|
|
412
|
|
|
413 #ifdef UNIX
|
|
|
414 /*
|
|
|
415 * On Unix it is possible to read a directory, so we have to
|
|
|
416 * check for it before the mch_open().
|
|
|
417 */
|
|
|
418 if (!read_stdin && !read_buffer)
|
|
|
419 {
|
|
|
420 perm = mch_getperm(fname);
|
|
|
421 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
422 # ifdef S_ISFIFO
|
|
|
423 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
424 # endif
|
|
|
425 # ifdef S_ISSOCK
|
|
|
426 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
427 # endif
|
|
1313
|
428 # ifdef OPEN_CHR_FILES
|
|
|
429 && !(S_ISCHR(perm) && is_dev_fd_file(fname))
|
|
|
430 /* ... or a character special file named /dev/fd/<n> */
|
|
|
431 # endif
|
|
7
|
432 )
|
|
|
433 {
|
|
|
434 if (S_ISDIR(perm))
|
|
|
435 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
436 else
|
|
|
437 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
438 msg_end();
|
|
|
439 msg_scroll = msg_save;
|
|
|
440 return FAIL;
|
|
|
441 }
|
|
1006
|
442
|
|
|
443 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
444 /*
|
|
|
445 * MS-Windows allows opening a device, but we will probably get stuck
|
|
|
446 * trying to read it.
|
|
|
447 */
|
|
|
448 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE)
|
|
|
449 {
|
|
1303
|
450 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0);
|
|
1006
|
451 msg_end();
|
|
|
452 msg_scroll = msg_save;
|
|
|
453 return FAIL;
|
|
|
454 }
|
|
|
455 # endif
|
|
1004
|
456 }
|
|
|
457 #endif
|
|
|
458
|
|
7
|
459 /* set default 'fileformat' */
|
|
819
|
460 if (set_options)
|
|
7
|
461 {
|
|
|
462 if (eap != NULL && eap->force_ff != 0)
|
|
|
463 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
464 else if (*p_ffs != NUL)
|
|
|
465 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
466 }
|
|
|
467
|
|
|
468 /* set or reset 'binary' */
|
|
|
469 if (eap != NULL && eap->force_bin != 0)
|
|
|
470 {
|
|
|
471 int oldval = curbuf->b_p_bin;
|
|
|
472
|
|
|
473 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
474 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
475 }
|
|
|
476
|
|
|
477 /*
|
|
|
478 * When opening a new file we take the readonly flag from the file.
|
|
|
479 * Default is r/w, can be set to r/o below.
|
|
|
480 * Don't reset it when in readonly mode
|
|
|
481 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
482 */
|
|
|
483 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
484 if (check_readonly && !readonlymode)
|
|
7
|
485 curbuf->b_p_ro = FALSE;
|
|
|
486
|
|
|
487 if (newfile && !read_stdin && !read_buffer)
|
|
|
488 {
|
|
|
489 /* Remember time of file.
|
|
|
490 * For RISCOS, also remember the filetype.
|
|
|
491 */
|
|
|
492 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
493 {
|
|
|
494 buf_store_time(curbuf, &st, fname);
|
|
|
495 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
496
|
|
|
497 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
498 /* Read the filetype into the buffer local filetype option. */
|
|
|
499 mch_read_filetype(fname);
|
|
|
500 #endif
|
|
|
501 #ifdef UNIX
|
|
|
502 /*
|
|
|
503 * Use the protection bits of the original file for the swap file.
|
|
|
504 * This makes it possible for others to read the name of the
|
|
|
505 * edited file from the swapfile, but only if they can read the
|
|
|
506 * edited file.
|
|
|
507 * Remove the "write" and "execute" bits for group and others
|
|
|
508 * (they must not write the swapfile).
|
|
|
509 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
510 * not be able to write to the file ourselves.
|
|
|
511 * Setting the bits is done below, after creating the swap file.
|
|
|
512 */
|
|
|
513 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
514 #endif
|
|
|
515 #ifdef FEAT_CW_EDITOR
|
|
|
516 /* Get the FSSpec on MacOS
|
|
|
517 * TODO: Update it properly when the buffer name changes
|
|
|
518 */
|
|
|
519 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
520 #endif
|
|
|
521 #ifdef VMS
|
|
|
522 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
523 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
524 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
525 #endif
|
|
|
526 }
|
|
|
527 else
|
|
|
528 {
|
|
|
529 curbuf->b_mtime = 0;
|
|
|
530 curbuf->b_mtime_read = 0;
|
|
|
531 curbuf->b_orig_size = 0;
|
|
|
532 curbuf->b_orig_mode = 0;
|
|
|
533 }
|
|
|
534
|
|
|
535 /* Reset the "new file" flag. It will be set again below when the
|
|
|
536 * file doesn't exist. */
|
|
|
537 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
538 }
|
|
|
539
|
|
|
540 /*
|
|
|
541 * for UNIX: check readonly with perm and mch_access()
|
|
|
542 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
543 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
544 */
|
|
|
545 file_readonly = FALSE;
|
|
|
546 if (read_stdin)
|
|
|
547 {
|
|
|
548 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
549 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
550 setmode(0, O_BINARY);
|
|
|
551 #endif
|
|
|
552 }
|
|
|
553 else if (!read_buffer)
|
|
|
554 {
|
|
|
555 #ifdef USE_MCH_ACCESS
|
|
|
556 if (
|
|
|
557 # ifdef UNIX
|
|
|
558 !(perm & 0222) ||
|
|
|
559 # endif
|
|
|
560 mch_access((char *)fname, W_OK))
|
|
|
561 file_readonly = TRUE;
|
|
|
562 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
563 #else
|
|
|
564 if (!newfile
|
|
|
565 || readonlymode
|
|
|
566 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
567 {
|
|
|
568 file_readonly = TRUE;
|
|
|
569 /* try to open ro */
|
|
|
570 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
571 }
|
|
|
572 #endif
|
|
|
573 }
|
|
|
574
|
|
|
575 if (fd < 0) /* cannot open at all */
|
|
|
576 {
|
|
|
577 #ifndef UNIX
|
|
|
578 int isdir_f;
|
|
|
579 #endif
|
|
|
580 msg_scroll = msg_save;
|
|
|
581 #ifndef UNIX
|
|
|
582 /*
|
|
|
583 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
584 */
|
|
|
585 isdir_f = (mch_isdir(fname));
|
|
|
586 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
587 if (isdir_f)
|
|
|
588 {
|
|
|
589 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
590 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
591 }
|
|
|
592 else
|
|
|
593 #endif
|
|
|
594 if (newfile)
|
|
|
595 {
|
|
|
596 if (perm < 0)
|
|
|
597 {
|
|
|
598 /*
|
|
|
599 * Set the 'new-file' flag, so that when the file has
|
|
|
600 * been created by someone else, a ":w" will complain.
|
|
|
601 */
|
|
|
602 curbuf->b_flags |= BF_NEW;
|
|
|
603
|
|
|
604 /* Create a swap file now, so that other Vims are warned
|
|
|
605 * that we are editing this file. Don't do this for a
|
|
|
606 * "nofile" or "nowrite" buffer type. */
|
|
|
607 #ifdef FEAT_QUICKFIX
|
|
|
608 if (!bt_dontwrite(curbuf))
|
|
|
609 #endif
|
|
1834
|
610 {
|
|
7
|
611 check_need_swap(newfile);
|
|
1834
|
612 #ifdef FEAT_AUTOCMD
|
|
|
613 /* SwapExists autocommand may mess things up */
|
|
|
614 if (curbuf != old_curbuf
|
|
|
615 || (using_b_ffname
|
|
|
616 && (old_b_ffname != curbuf->b_ffname))
|
|
|
617 || (using_b_fname
|
|
|
618 && (old_b_fname != curbuf->b_fname)))
|
|
|
619 {
|
|
|
620 EMSG(_(e_auchangedbuf));
|
|
|
621 return FAIL;
|
|
|
622 }
|
|
|
623 #endif
|
|
|
624 }
|
|
592
|
625 if (dir_of_file_exists(fname))
|
|
|
626 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
627 else
|
|
|
628 filemess(curbuf, sfname,
|
|
|
629 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
630 #ifdef FEAT_VIMINFO
|
|
|
631 /* Even though this is a new file, it might have been
|
|
|
632 * edited before and deleted. Get the old marks. */
|
|
|
633 check_marks_read();
|
|
|
634 #endif
|
|
|
635 #ifdef FEAT_MBYTE
|
|
|
636 if (eap != NULL && eap->force_enc != 0)
|
|
|
637 {
|
|
|
638 /* set forced 'fileencoding' */
|
|
|
639 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
640 if (fenc != NULL)
|
|
|
641 set_string_option_direct((char_u *)"fenc", -1,
|
|
694
|
642 fenc, OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
643 vim_free(fenc);
|
|
|
644 }
|
|
|
645 #endif
|
|
|
646 #ifdef FEAT_AUTOCMD
|
|
|
647 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
648 FALSE, curbuf, eap);
|
|
|
649 #endif
|
|
|
650 /* remember the current fileformat */
|
|
|
651 save_file_ff(curbuf);
|
|
|
652
|
|
|
653 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
654 if (aborting()) /* autocmds may abort script processing */
|
|
|
655 return FAIL;
|
|
|
656 #endif
|
|
|
657 return OK; /* a new file is not an error */
|
|
|
658 }
|
|
|
659 else
|
|
|
660 {
|
|
550
|
661 filemess(curbuf, sfname, (char_u *)(
|
|
|
662 # ifdef EFBIG
|
|
|
663 (errno == EFBIG) ? _("[File too big]") :
|
|
|
664 # endif
|
|
|
665 _("[Permission Denied]")), 0);
|
|
7
|
666 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
667 }
|
|
|
668 }
|
|
|
669
|
|
|
670 return FAIL;
|
|
|
671 }
|
|
|
672
|
|
|
673 /*
|
|
|
674 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
675 * loaded. Help files always get readonly mode
|
|
|
676 */
|
|
|
677 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
678 curbuf->b_p_ro = TRUE;
|
|
|
679
|
|
819
|
680 if (set_options)
|
|
7
|
681 {
|
|
1486
|
682 /* Don't change 'eol' if reading from buffer as it will already be
|
|
|
683 * correctly set when reading stdin. */
|
|
|
684 if (!read_buffer)
|
|
|
685 {
|
|
|
686 curbuf->b_p_eol = TRUE;
|
|
|
687 curbuf->b_start_eol = TRUE;
|
|
|
688 }
|
|
7
|
689 #ifdef FEAT_MBYTE
|
|
|
690 curbuf->b_p_bomb = FALSE;
|
|
1352
|
691 curbuf->b_start_bomb = FALSE;
|
|
7
|
692 #endif
|
|
|
693 }
|
|
|
694
|
|
|
695 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
696 * editing this file.
|
|
|
697 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
698 #ifdef FEAT_QUICKFIX
|
|
|
699 if (!bt_dontwrite(curbuf))
|
|
|
700 #endif
|
|
|
701 {
|
|
|
702 check_need_swap(newfile);
|
|
1834
|
703 #ifdef FEAT_AUTOCMD
|
|
|
704 if (!read_stdin && (curbuf != old_curbuf
|
|
|
705 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname))
|
|
|
706 || (using_b_fname && (old_b_fname != curbuf->b_fname))))
|
|
|
707 {
|
|
|
708 EMSG(_(e_auchangedbuf));
|
|
|
709 if (!read_buffer)
|
|
|
710 close(fd);
|
|
|
711 return FAIL;
|
|
|
712 }
|
|
|
713 #endif
|
|
7
|
714 #ifdef UNIX
|
|
|
715 /* Set swap file protection bits after creating it. */
|
|
1918
|
716 if (swap_mode > 0 && curbuf->b_ml.ml_mfp != NULL
|
|
|
717 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
7
|
718 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
719 #endif
|
|
|
720 }
|
|
|
721
|
|
578
|
722 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
723 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
724 if (swap_exists_action == SEA_QUIT)
|
|
|
725 {
|
|
|
726 if (!read_buffer && !read_stdin)
|
|
|
727 close(fd);
|
|
|
728 return FAIL;
|
|
|
729 }
|
|
|
730 #endif
|
|
|
731
|
|
|
732 ++no_wait_return; /* don't wait for return yet */
|
|
|
733
|
|
|
734 /*
|
|
|
735 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
736 */
|
|
|
737 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
738 curbuf->b_op_start.col = 0;
|
|
|
739
|
|
|
740 #ifdef FEAT_AUTOCMD
|
|
|
741 if (!read_buffer)
|
|
|
742 {
|
|
|
743 int m = msg_scroll;
|
|
|
744 int n = msg_scrolled;
|
|
|
745
|
|
|
746 /*
|
|
|
747 * The file must be closed again, the autocommands may want to change
|
|
|
748 * the file before reading it.
|
|
|
749 */
|
|
|
750 if (!read_stdin)
|
|
|
751 close(fd); /* ignore errors */
|
|
|
752
|
|
|
753 /*
|
|
|
754 * The output from the autocommands should not overwrite anything and
|
|
|
755 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
756 * output was done.
|
|
|
757 */
|
|
|
758 msg_scroll = TRUE;
|
|
|
759 if (filtering)
|
|
|
760 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
761 FALSE, curbuf, eap);
|
|
|
762 else if (read_stdin)
|
|
|
763 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
764 FALSE, curbuf, eap);
|
|
|
765 else if (newfile)
|
|
|
766 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
767 FALSE, curbuf, eap);
|
|
|
768 else
|
|
|
769 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
770 FALSE, NULL, eap);
|
|
|
771 if (msg_scrolled == n)
|
|
|
772 msg_scroll = m;
|
|
|
773
|
|
|
774 #ifdef FEAT_EVAL
|
|
|
775 if (aborting()) /* autocmds may abort script processing */
|
|
|
776 {
|
|
|
777 --no_wait_return;
|
|
|
778 msg_scroll = msg_save;
|
|
|
779 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
780 return FAIL;
|
|
|
781 }
|
|
|
782 #endif
|
|
|
783 /*
|
|
|
784 * Don't allow the autocommands to change the current buffer.
|
|
|
785 * Try to re-open the file.
|
|
1834
|
786 *
|
|
|
787 * Don't allow the autocommands to change the buffer name either
|
|
|
788 * (cd for example) if it invalidates fname or sfname.
|
|
7
|
789 */
|
|
|
790 if (!read_stdin && (curbuf != old_curbuf
|
|
1834
|
791 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname))
|
|
|
792 || (using_b_fname && (old_b_fname != curbuf->b_fname))
|
|
7
|
793 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
794 {
|
|
|
795 --no_wait_return;
|
|
|
796 msg_scroll = msg_save;
|
|
|
797 if (fd < 0)
|
|
|
798 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
799 else
|
|
|
800 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
801 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
802 return FAIL;
|
|
|
803 }
|
|
|
804 }
|
|
|
805 #endif /* FEAT_AUTOCMD */
|
|
|
806
|
|
|
807 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
808 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
809
|
|
|
810 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
811 {
|
|
|
812 /*
|
|
|
813 * Show the user that we are busy reading the input. Sometimes this
|
|
|
814 * may take a while. When reading from stdin another program may
|
|
|
815 * still be running, don't move the cursor to the last line, unless
|
|
|
816 * always using the GUI.
|
|
|
817 */
|
|
|
818 if (read_stdin)
|
|
|
819 {
|
|
|
820 #ifndef ALWAYS_USE_GUI
|
|
|
821 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
822 #endif
|
|
|
823 #ifdef FEAT_GUI
|
|
|
824 /* Also write a message in the GUI window, if there is one. */
|
|
|
825 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
826 {
|
|
|
827 p = (char_u *)_("Reading from stdin...");
|
|
|
828 gui_write(p, (int)STRLEN(p));
|
|
|
829 }
|
|
|
830 #endif
|
|
|
831 }
|
|
|
832 else if (!read_buffer)
|
|
|
833 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
834 }
|
|
|
835
|
|
|
836 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
837
|
|
|
838 /*
|
|
|
839 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
840 * fileformat, and after the autocommands, which may change them.
|
|
|
841 */
|
|
|
842 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
843
|
|
|
844 #ifdef FEAT_MBYTE
|
|
595
|
845 /* "++bad=" argument. */
|
|
|
846 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
847 {
|
|
595
|
848 bad_char_behavior = eap->bad_char;
|
|
819
|
849 if (set_options)
|
|
612
|
850 curbuf->b_bad_char = eap->bad_char;
|
|
|
851 }
|
|
|
852 else
|
|
|
853 curbuf->b_bad_char = 0;
|
|
595
|
854
|
|
7
|
855 /*
|
|
595
|
856 * Decide which 'encoding' to use or use first.
|
|
7
|
857 */
|
|
|
858 if (eap != NULL && eap->force_enc != 0)
|
|
|
859 {
|
|
|
860 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
861 fenc_alloced = TRUE;
|
|
595
|
862 keep_dest_enc = TRUE;
|
|
7
|
863 }
|
|
|
864 else if (curbuf->b_p_bin)
|
|
|
865 {
|
|
|
866 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
867 fenc_alloced = FALSE;
|
|
|
868 }
|
|
|
869 else if (curbuf->b_help)
|
|
|
870 {
|
|
|
871 char_u firstline[80];
|
|
301
|
872 int fc;
|
|
7
|
873
|
|
|
874 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
875 * fails it must be latin1.
|
|
|
876 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
877 * this when needed to avoid [converted] remarks all the time.
|
|
|
878 * It is needed when the first line contains non-ASCII characters.
|
|
|
879 * That is only in *.??x files. */
|
|
|
880 fenc = (char_u *)"latin1";
|
|
|
881 c = enc_utf8;
|
|
301
|
882 if (!c && !read_stdin)
|
|
|
883 {
|
|
|
884 fc = fname[STRLEN(fname) - 1];
|
|
|
885 if (TOLOWER_ASC(fc) == 'x')
|
|
|
886 {
|
|
|
887 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
888 * the start of the file. If the read() fails "len" is -1. */
|
|
|
889 len = vim_read(fd, firstline, 80);
|
|
|
890 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
891 for (p = firstline; p < firstline + len; ++p)
|
|
|
892 if (*p >= 0x80)
|
|
|
893 {
|
|
|
894 c = TRUE;
|
|
|
895 break;
|
|
|
896 }
|
|
|
897 }
|
|
7
|
898 }
|
|
|
899
|
|
|
900 if (c)
|
|
|
901 {
|
|
|
902 fenc_next = fenc;
|
|
|
903 fenc = (char_u *)"utf-8";
|
|
|
904
|
|
|
905 /* When the file is utf-8 but a character doesn't fit in
|
|
|
906 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
907 * doesn't make sense. */
|
|
844
|
908 if (!enc_utf8)
|
|
|
909 keep_dest_enc = TRUE;
|
|
7
|
910 }
|
|
|
911 fenc_alloced = FALSE;
|
|
|
912 }
|
|
|
913 else if (*p_fencs == NUL)
|
|
|
914 {
|
|
|
915 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
916 fenc_alloced = FALSE;
|
|
|
917 }
|
|
|
918 else
|
|
|
919 {
|
|
|
920 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
921 fenc = next_fenc(&fenc_next);
|
|
|
922 fenc_alloced = TRUE;
|
|
|
923 }
|
|
|
924 #endif
|
|
|
925
|
|
|
926 /*
|
|
|
927 * Jump back here to retry reading the file in different ways.
|
|
|
928 * Reasons to retry:
|
|
|
929 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
930 * - BOM detected and fenc was set, need to setup conversion
|
|
|
931 * - "fileformat" check failed: try another
|
|
|
932 *
|
|
|
933 * Variables set for special retry actions:
|
|
|
934 * "file_rewind" Rewind the file to start reading it again.
|
|
|
935 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
936 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
937 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
938 * "keep_fileformat" Don't reset "fileformat".
|
|
|
939 *
|
|
|
940 * Other status indicators:
|
|
|
941 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
942 * Output file has to be deleted afterwards.
|
|
|
943 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
944 */
|
|
|
945 retry:
|
|
|
946
|
|
|
947 if (file_rewind)
|
|
|
948 {
|
|
|
949 if (read_buffer)
|
|
|
950 {
|
|
|
951 read_buf_lnum = 1;
|
|
|
952 read_buf_col = 0;
|
|
|
953 }
|
|
|
954 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
955 {
|
|
|
956 /* Can't rewind the file, give up. */
|
|
|
957 error = TRUE;
|
|
|
958 goto failed;
|
|
|
959 }
|
|
|
960 /* Delete the previously read lines. */
|
|
|
961 while (lnum > from)
|
|
|
962 ml_delete(lnum--, FALSE);
|
|
|
963 file_rewind = FALSE;
|
|
|
964 #ifdef FEAT_MBYTE
|
|
819
|
965 if (set_options)
|
|
1352
|
966 {
|
|
7
|
967 curbuf->b_p_bomb = FALSE;
|
|
1352
|
968 curbuf->b_start_bomb = FALSE;
|
|
|
969 }
|
|
595
|
970 conv_error = 0;
|
|
7
|
971 #endif
|
|
|
972 }
|
|
|
973
|
|
|
974 /*
|
|
|
975 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
976 * will be reset.
|
|
|
977 */
|
|
|
978 if (keep_fileformat)
|
|
|
979 keep_fileformat = FALSE;
|
|
|
980 else
|
|
|
981 {
|
|
|
982 if (eap != NULL && eap->force_ff != 0)
|
|
1742
|
983 {
|
|
7
|
984 fileformat = get_fileformat_force(curbuf, eap);
|
|
1742
|
985 try_unix = try_dos = try_mac = FALSE;
|
|
|
986 }
|
|
7
|
987 else if (curbuf->b_p_bin)
|
|
|
988 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
989 else if (*p_ffs == NUL)
|
|
|
990 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
991 else
|
|
|
992 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
993 }
|
|
|
994
|
|
|
995 #ifdef FEAT_MBYTE
|
|
|
996 # ifdef USE_ICONV
|
|
|
997 if (iconv_fd != (iconv_t)-1)
|
|
|
998 {
|
|
|
999 /* aborted conversion with iconv(), close the descriptor */
|
|
|
1000 iconv_close(iconv_fd);
|
|
|
1001 iconv_fd = (iconv_t)-1;
|
|
|
1002 }
|
|
|
1003 # endif
|
|
|
1004
|
|
|
1005 if (advance_fenc)
|
|
|
1006 {
|
|
|
1007 /*
|
|
|
1008 * Try the next entry in 'fileencodings'.
|
|
|
1009 */
|
|
|
1010 advance_fenc = FALSE;
|
|
|
1011
|
|
|
1012 if (eap != NULL && eap->force_enc != 0)
|
|
|
1013 {
|
|
|
1014 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
1015 * without conversion. */
|
|
|
1016 notconverted = TRUE;
|
|
595
|
1017 conv_error = 0;
|
|
7
|
1018 if (fenc_alloced)
|
|
|
1019 vim_free(fenc);
|
|
|
1020 fenc = (char_u *)"";
|
|
|
1021 fenc_alloced = FALSE;
|
|
|
1022 }
|
|
|
1023 else
|
|
|
1024 {
|
|
|
1025 if (fenc_alloced)
|
|
|
1026 vim_free(fenc);
|
|
|
1027 if (fenc_next != NULL)
|
|
|
1028 {
|
|
|
1029 fenc = next_fenc(&fenc_next);
|
|
|
1030 fenc_alloced = (fenc_next != NULL);
|
|
|
1031 }
|
|
|
1032 else
|
|
|
1033 {
|
|
|
1034 fenc = (char_u *)"";
|
|
|
1035 fenc_alloced = FALSE;
|
|
|
1036 }
|
|
|
1037 }
|
|
|
1038 if (tmpname != NULL)
|
|
|
1039 {
|
|
|
1040 mch_remove(tmpname); /* delete converted file */
|
|
|
1041 vim_free(tmpname);
|
|
|
1042 tmpname = NULL;
|
|
|
1043 }
|
|
|
1044 }
|
|
|
1045
|
|
|
1046 /*
|
|
1948
|
1047 * Conversion may be required when the encoding of the file is different
|
|
|
1048 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4.
|
|
7
|
1049 */
|
|
|
1050 fio_flags = 0;
|
|
1948
|
1051 converted = need_conversion(fenc);
|
|
|
1052 if (converted)
|
|
7
|
1053 {
|
|
|
1054
|
|
|
1055 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
1056 * for a BOM. */
|
|
|
1057 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
1058 fio_flags = FIO_UCSBOM;
|
|
|
1059
|
|
|
1060 /*
|
|
|
1061 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
1062 * done. This is handled below after read(). Prepare the
|
|
|
1063 * fio_flags to avoid having to parse the string each time.
|
|
|
1064 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
1065 * appears not to handle this correctly. This works just like
|
|
|
1066 * conversion to UTF-8 except how the resulting character is put in
|
|
|
1067 * the buffer.
|
|
|
1068 */
|
|
|
1069 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
1070 fio_flags = get_fio_flags(fenc);
|
|
|
1071
|
|
|
1072 # ifdef WIN3264
|
|
|
1073 /*
|
|
|
1074 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
1075 * is handled with MultiByteToWideChar().
|
|
|
1076 */
|
|
|
1077 if (fio_flags == 0)
|
|
|
1078 fio_flags = get_win_fio_flags(fenc);
|
|
|
1079 # endif
|
|
|
1080
|
|
|
1081 # ifdef MACOS_X
|
|
|
1082 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
1083 if (fio_flags == 0)
|
|
|
1084 fio_flags = get_mac_fio_flags(fenc);
|
|
|
1085 # endif
|
|
|
1086
|
|
|
1087 # ifdef USE_ICONV
|
|
|
1088 /*
|
|
|
1089 * Try using iconv() if we can't convert internally.
|
|
|
1090 */
|
|
|
1091 if (fio_flags == 0
|
|
|
1092 # ifdef FEAT_EVAL
|
|
|
1093 && !did_iconv
|
|
|
1094 # endif
|
|
|
1095 )
|
|
|
1096 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1097 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1098 # endif
|
|
|
1099
|
|
|
1100 # ifdef FEAT_EVAL
|
|
|
1101 /*
|
|
|
1102 * Use the 'charconvert' expression when conversion is required
|
|
|
1103 * and we can't do it internally or with iconv().
|
|
|
1104 */
|
|
|
1105 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1106 # ifdef USE_ICONV
|
|
|
1107 && iconv_fd == (iconv_t)-1
|
|
|
1108 # endif
|
|
|
1109 )
|
|
|
1110 {
|
|
|
1111 # ifdef USE_ICONV
|
|
|
1112 did_iconv = FALSE;
|
|
|
1113 # endif
|
|
|
1114 /* Skip conversion when it's already done (retry for wrong
|
|
|
1115 * "fileformat"). */
|
|
|
1116 if (tmpname == NULL)
|
|
|
1117 {
|
|
|
1118 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1119 if (tmpname == NULL)
|
|
|
1120 {
|
|
|
1121 /* Conversion failed. Try another one. */
|
|
|
1122 advance_fenc = TRUE;
|
|
|
1123 if (fd < 0)
|
|
|
1124 {
|
|
|
1125 /* Re-opening the original file failed! */
|
|
|
1126 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1127 error = TRUE;
|
|
|
1128 goto failed;
|
|
|
1129 }
|
|
|
1130 goto retry;
|
|
|
1131 }
|
|
|
1132 }
|
|
|
1133 }
|
|
|
1134 else
|
|
|
1135 # endif
|
|
|
1136 {
|
|
|
1137 if (fio_flags == 0
|
|
|
1138 # ifdef USE_ICONV
|
|
|
1139 && iconv_fd == (iconv_t)-1
|
|
|
1140 # endif
|
|
|
1141 )
|
|
|
1142 {
|
|
|
1143 /* Conversion wanted but we can't.
|
|
|
1144 * Try the next conversion in 'fileencodings' */
|
|
|
1145 advance_fenc = TRUE;
|
|
|
1146 goto retry;
|
|
|
1147 }
|
|
|
1148 }
|
|
|
1149 }
|
|
|
1150
|
|
595
|
1151 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1152 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1153 * stdin or fixed at a specific encoding. */
|
|
|
1154 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1155 #endif
|
|
|
1156
|
|
|
1157 if (!skip_read)
|
|
|
1158 {
|
|
|
1159 linerest = 0;
|
|
|
1160 filesize = 0;
|
|
|
1161 skip_count = lines_to_skip;
|
|
|
1162 read_count = lines_to_read;
|
|
|
1163 #ifdef FEAT_MBYTE
|
|
|
1164 conv_restlen = 0;
|
|
|
1165 #endif
|
|
|
1166 }
|
|
|
1167
|
|
|
1168 while (!error && !got_int)
|
|
|
1169 {
|
|
|
1170 /*
|
|
|
1171 * We allocate as much space for the file as we can get, plus
|
|
|
1172 * space for the old line plus room for one terminating NUL.
|
|
|
1173 * The amount is limited by the fact that read() only can read
|
|
|
1174 * upto max_unsigned characters (and other things).
|
|
|
1175 */
|
|
|
1176 #if SIZEOF_INT <= 2
|
|
|
1177 if (linerest >= 0x7ff0)
|
|
|
1178 {
|
|
|
1179 ++split;
|
|
|
1180 *ptr = NL; /* split line by inserting a NL */
|
|
|
1181 size = 1;
|
|
|
1182 }
|
|
|
1183 else
|
|
|
1184 #endif
|
|
|
1185 {
|
|
|
1186 if (!skip_read)
|
|
|
1187 {
|
|
|
1188 #if SIZEOF_INT > 2
|
|
1076
|
1189 # if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L)
|
|
7
|
1190 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1191 # else
|
|
|
1192 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1193 # endif
|
|
|
1194 #else
|
|
|
1195 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1196 #endif
|
|
|
1197
|
|
836
|
1198 for ( ; size >= 10; size = (long)((long_u)size >> 1))
|
|
7
|
1199 {
|
|
|
1200 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1201 FALSE)) != NULL)
|
|
|
1202 break;
|
|
|
1203 }
|
|
|
1204 if (new_buffer == NULL)
|
|
|
1205 {
|
|
|
1206 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1207 error = TRUE;
|
|
|
1208 break;
|
|
|
1209 }
|
|
|
1210 if (linerest) /* copy characters from the previous buffer */
|
|
|
1211 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1212 vim_free(buffer);
|
|
|
1213 buffer = new_buffer;
|
|
|
1214 ptr = buffer + linerest;
|
|
|
1215 line_start = buffer;
|
|
|
1216
|
|
|
1217 #ifdef FEAT_MBYTE
|
|
|
1218 /* May need room to translate into.
|
|
|
1219 * For iconv() we don't really know the required space, use a
|
|
|
1220 * factor ICONV_MULT.
|
|
|
1221 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1222 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1223 * become up to 4 bytes, size must be multiple of 2
|
|
|
1224 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1225 * multiple of 2
|
|
|
1226 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1227 * multiple of 4 */
|
|
835
|
1228 real_size = (int)size;
|
|
7
|
1229 # ifdef USE_ICONV
|
|
|
1230 if (iconv_fd != (iconv_t)-1)
|
|
|
1231 size = size / ICONV_MULT;
|
|
|
1232 else
|
|
|
1233 # endif
|
|
|
1234 if (fio_flags & FIO_LATIN1)
|
|
|
1235 size = size / 2;
|
|
|
1236 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1237 size = (size * 2 / 3) & ~1;
|
|
|
1238 else if (fio_flags & FIO_UCS4)
|
|
|
1239 size = (size * 2 / 3) & ~3;
|
|
|
1240 else if (fio_flags == FIO_UCSBOM)
|
|
|
1241 size = size / ICONV_MULT; /* worst case */
|
|
|
1242 # ifdef WIN3264
|
|
|
1243 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1244 size = size / ICONV_MULT; /* also worst case */
|
|
|
1245 # endif
|
|
|
1246 # ifdef MACOS_X
|
|
|
1247 else if (fio_flags & FIO_MACROMAN)
|
|
|
1248 size = size / ICONV_MULT; /* also worst case */
|
|
|
1249 # endif
|
|
|
1250 #endif
|
|
|
1251
|
|
|
1252 #ifdef FEAT_MBYTE
|
|
|
1253 if (conv_restlen > 0)
|
|
|
1254 {
|
|
|
1255 /* Insert unconverted bytes from previous line. */
|
|
|
1256 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1257 ptr += conv_restlen;
|
|
|
1258 size -= conv_restlen;
|
|
|
1259 }
|
|
|
1260 #endif
|
|
|
1261
|
|
|
1262 if (read_buffer)
|
|
|
1263 {
|
|
|
1264 /*
|
|
|
1265 * Read bytes from curbuf. Used for converting text read
|
|
|
1266 * from stdin.
|
|
|
1267 */
|
|
|
1268 if (read_buf_lnum > from)
|
|
|
1269 size = 0;
|
|
|
1270 else
|
|
|
1271 {
|
|
|
1272 int n, ni;
|
|
|
1273 long tlen;
|
|
|
1274
|
|
|
1275 tlen = 0;
|
|
|
1276 for (;;)
|
|
|
1277 {
|
|
|
1278 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1279 n = (int)STRLEN(p);
|
|
|
1280 if ((int)tlen + n + 1 > size)
|
|
|
1281 {
|
|
|
1282 /* Filled up to "size", append partial line.
|
|
|
1283 * Change NL to NUL to reverse the effect done
|
|
|
1284 * below. */
|
|
835
|
1285 n = (int)(size - tlen);
|
|
7
|
1286 for (ni = 0; ni < n; ++ni)
|
|
|
1287 {
|
|
|
1288 if (p[ni] == NL)
|
|
|
1289 ptr[tlen++] = NUL;
|
|
|
1290 else
|
|
|
1291 ptr[tlen++] = p[ni];
|
|
|
1292 }
|
|
|
1293 read_buf_col += n;
|
|
|
1294 break;
|
|
|
1295 }
|
|
|
1296 else
|
|
|
1297 {
|
|
|
1298 /* Append whole line and new-line. Change NL
|
|
|
1299 * to NUL to reverse the effect done below. */
|
|
|
1300 for (ni = 0; ni < n; ++ni)
|
|
|
1301 {
|
|
|
1302 if (p[ni] == NL)
|
|
|
1303 ptr[tlen++] = NUL;
|
|
|
1304 else
|
|
|
1305 ptr[tlen++] = p[ni];
|
|
|
1306 }
|
|
|
1307 ptr[tlen++] = NL;
|
|
|
1308 read_buf_col = 0;
|
|
|
1309 if (++read_buf_lnum > from)
|
|
|
1310 {
|
|
|
1311 /* When the last line didn't have an
|
|
|
1312 * end-of-line don't add it now either. */
|
|
|
1313 if (!curbuf->b_p_eol)
|
|
|
1314 --tlen;
|
|
|
1315 size = tlen;
|
|
|
1316 break;
|
|
|
1317 }
|
|
|
1318 }
|
|
|
1319 }
|
|
|
1320 }
|
|
|
1321 }
|
|
|
1322 else
|
|
|
1323 {
|
|
|
1324 /*
|
|
|
1325 * Read bytes from the file.
|
|
|
1326 */
|
|
|
1327 size = vim_read(fd, ptr, size);
|
|
|
1328 }
|
|
|
1329
|
|
|
1330 if (size <= 0)
|
|
|
1331 {
|
|
|
1332 if (size < 0) /* read error */
|
|
|
1333 error = TRUE;
|
|
|
1334 #ifdef FEAT_MBYTE
|
|
|
1335 else if (conv_restlen > 0)
|
|
595
|
1336 {
|
|
1597
|
1337 /*
|
|
|
1338 * Reached end-of-file but some trailing bytes could
|
|
|
1339 * not be converted. Truncated file?
|
|
|
1340 */
|
|
|
1341
|
|
|
1342 /* When we did a conversion report an error. */
|
|
|
1343 if (fio_flags != 0
|
|
|
1344 # ifdef USE_ICONV
|
|
|
1345 || iconv_fd != (iconv_t)-1
|
|
|
1346 # endif
|
|
|
1347 )
|
|
|
1348 {
|
|
|
1349 if (conv_error == 0)
|
|
|
1350 conv_error = curbuf->b_ml.ml_line_count
|
|
|
1351 - linecnt + 1;
|
|
|
1352 }
|
|
|
1353 /* Remember the first linenr with an illegal byte */
|
|
|
1354 else if (illegal_byte == 0)
|
|
|
1355 illegal_byte = curbuf->b_ml.ml_line_count
|
|
|
1356 - linecnt + 1;
|
|
|
1357 if (bad_char_behavior == BAD_DROP)
|
|
595
|
1358 {
|
|
1597
|
1359 *(ptr - conv_restlen) = NUL;
|
|
|
1360 conv_restlen = 0;
|
|
|
1361 }
|
|
|
1362 else
|
|
|
1363 {
|
|
|
1364 /* Replace the trailing bytes with the replacement
|
|
|
1365 * character if we were converting; if we weren't,
|
|
|
1366 * leave the UTF8 checking code to do it, as it
|
|
|
1367 * works slightly differently. */
|
|
|
1368 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0
|
|
|
1369 # ifdef USE_ICONV
|
|
|
1370 || iconv_fd != (iconv_t)-1
|
|
|
1371 # endif
|
|
|
1372 ))
|
|
|
1373 {
|
|
|
1374 while (conv_restlen > 0)
|
|
|
1375 {
|
|
|
1376 *(--ptr) = bad_char_behavior;
|
|
|
1377 --conv_restlen;
|
|
|
1378 }
|
|
|
1379 }
|
|
595
|
1380 fio_flags = 0; /* don't convert this */
|
|
834
|
1381 # ifdef USE_ICONV
|
|
|
1382 if (iconv_fd != (iconv_t)-1)
|
|
|
1383 {
|
|
|
1384 iconv_close(iconv_fd);
|
|
|
1385 iconv_fd = (iconv_t)-1;
|
|
|
1386 }
|
|
|
1387 # endif
|
|
595
|
1388 }
|
|
|
1389 }
|
|
7
|
1390 #endif
|
|
|
1391 }
|
|
|
1392
|
|
|
1393 #ifdef FEAT_CRYPT
|
|
|
1394 /*
|
|
|
1395 * At start of file: Check for magic number of encryption.
|
|
|
1396 */
|
|
|
1397 if (filesize == 0)
|
|
|
1398 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1399 &filesize, newfile);
|
|
|
1400 /*
|
|
|
1401 * Decrypt the read bytes.
|
|
|
1402 */
|
|
|
1403 if (cryptkey != NULL && size > 0)
|
|
|
1404 for (p = ptr; p < ptr + size; ++p)
|
|
|
1405 ZDECODE(*p);
|
|
|
1406 #endif
|
|
|
1407 }
|
|
|
1408 skip_read = FALSE;
|
|
|
1409
|
|
|
1410 #ifdef FEAT_MBYTE
|
|
|
1411 /*
|
|
|
1412 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1413 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1414 * converting with 'charconvert' or when a BOM has already been
|
|
|
1415 * found.
|
|
|
1416 */
|
|
|
1417 if ((filesize == 0
|
|
|
1418 # ifdef FEAT_CRYPT
|
|
|
1419 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1420 # endif
|
|
|
1421 )
|
|
|
1422 && (fio_flags == FIO_UCSBOM
|
|
|
1423 || (!curbuf->b_p_bomb
|
|
|
1424 && tmpname == NULL
|
|
|
1425 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1426 {
|
|
|
1427 char_u *ccname;
|
|
|
1428 int blen;
|
|
|
1429
|
|
|
1430 /* no BOM detection in a short file or in binary mode */
|
|
|
1431 if (size < 2 || curbuf->b_p_bin)
|
|
|
1432 ccname = NULL;
|
|
|
1433 else
|
|
|
1434 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1435 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1436 if (ccname != NULL)
|
|
|
1437 {
|
|
|
1438 /* Remove BOM from the text */
|
|
|
1439 filesize += blen;
|
|
|
1440 size -= blen;
|
|
|
1441 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
819
|
1442 if (set_options)
|
|
1352
|
1443 {
|
|
7
|
1444 curbuf->b_p_bomb = TRUE;
|
|
1352
|
1445 curbuf->b_start_bomb = TRUE;
|
|
|
1446 }
|
|
7
|
1447 }
|
|
|
1448
|
|
|
1449 if (fio_flags == FIO_UCSBOM)
|
|
|
1450 {
|
|
|
1451 if (ccname == NULL)
|
|
|
1452 {
|
|
|
1453 /* No BOM detected: retry with next encoding. */
|
|
|
1454 advance_fenc = TRUE;
|
|
|
1455 }
|
|
|
1456 else
|
|
|
1457 {
|
|
|
1458 /* BOM detected: set "fenc" and jump back */
|
|
|
1459 if (fenc_alloced)
|
|
|
1460 vim_free(fenc);
|
|
|
1461 fenc = ccname;
|
|
|
1462 fenc_alloced = FALSE;
|
|
|
1463 }
|
|
|
1464 /* retry reading without getting new bytes or rewinding */
|
|
|
1465 skip_read = TRUE;
|
|
|
1466 goto retry;
|
|
|
1467 }
|
|
|
1468 }
|
|
1597
|
1469
|
|
|
1470 /* Include not converted bytes. */
|
|
|
1471 ptr -= conv_restlen;
|
|
|
1472 size += conv_restlen;
|
|
|
1473 conv_restlen = 0;
|
|
7
|
1474 #endif
|
|
|
1475 /*
|
|
|
1476 * Break here for a read error or end-of-file.
|
|
|
1477 */
|
|
|
1478 if (size <= 0)
|
|
|
1479 break;
|
|
|
1480
|
|
|
1481 #ifdef FEAT_MBYTE
|
|
|
1482
|
|
|
1483 # ifdef USE_ICONV
|
|
|
1484 if (iconv_fd != (iconv_t)-1)
|
|
|
1485 {
|
|
|
1486 /*
|
|
|
1487 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1488 * iconv().
|
|
|
1489 */
|
|
|
1490 const char *fromp;
|
|
|
1491 char *top;
|
|
|
1492 size_t from_size;
|
|
|
1493 size_t to_size;
|
|
|
1494
|
|
|
1495 fromp = (char *)ptr;
|
|
|
1496 from_size = size;
|
|
|
1497 ptr += size;
|
|
|
1498 top = (char *)ptr;
|
|
|
1499 to_size = real_size - size;
|
|
|
1500
|
|
|
1501 /*
|
|
|
1502 * If there is conversion error or not enough room try using
|
|
179
|
1503 * another conversion. Except for when there is no
|
|
|
1504 * alternative (help files).
|
|
7
|
1505 */
|
|
177
|
1506 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1507 &top, &to_size)
|
|
7
|
1508 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1509 || from_size > CONV_RESTLEN)
|
|
177
|
1510 {
|
|
595
|
1511 if (can_retry)
|
|
375
|
1512 goto rewind_retry;
|
|
595
|
1513 if (conv_error == 0)
|
|
|
1514 conv_error = readfile_linenr(linecnt,
|
|
|
1515 ptr, (char_u *)top);
|
|
|
1516
|
|
|
1517 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1518 ++fromp;
|
|
|
1519 --from_size;
|
|
595
|
1520 if (bad_char_behavior == BAD_KEEP)
|
|
|
1521 {
|
|
|
1522 *top++ = *(fromp - 1);
|
|
|
1523 --to_size;
|
|
|
1524 }
|
|
|
1525 else if (bad_char_behavior != BAD_DROP)
|
|
|
1526 {
|
|
|
1527 *top++ = bad_char_behavior;
|
|
|
1528 --to_size;
|
|
|
1529 }
|
|
177
|
1530 }
|
|
7
|
1531
|
|
|
1532 if (from_size > 0)
|
|
|
1533 {
|
|
|
1534 /* Some remaining characters, keep them for the next
|
|
|
1535 * round. */
|
|
|
1536 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1537 conv_restlen = (int)from_size;
|
|
|
1538 }
|
|
|
1539
|
|
|
1540 /* move the linerest to before the converted characters */
|
|
|
1541 line_start = ptr - linerest;
|
|
|
1542 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1543 size = (long)((char_u *)top - ptr);
|
|
|
1544 }
|
|
|
1545 # endif
|
|
|
1546
|
|
|
1547 # ifdef WIN3264
|
|
|
1548 if (fio_flags & FIO_CODEPAGE)
|
|
|
1549 {
|
|
595
|
1550 char_u *src, *dst;
|
|
|
1551 WCHAR ucs2buf[3];
|
|
|
1552 int ucs2len;
|
|
|
1553 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1554 int bytelen;
|
|
|
1555 int found_bad;
|
|
|
1556 char replstr[2];
|
|
|
1557
|
|
7
|
1558 /*
|
|
|
1559 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1560 * a codepage, using standard MS-Windows functions. This
|
|
|
1561 * requires two steps:
|
|
|
1562 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1563 * 2. convert from ucs-2 to 'encoding'
|
|
|
1564 *
|
|
|
1565 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1566 * sequence at the end, we may have to do the conversion one
|
|
|
1567 * character at a time to get it right.
|
|
7
|
1568 */
|
|
595
|
1569
|
|
|
1570 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1571 if (bad_char_behavior > 0)
|
|
|
1572 replstr[0] = bad_char_behavior;
|
|
|
1573 else
|
|
|
1574 replstr[0] = '?';
|
|
|
1575 replstr[1] = NUL;
|
|
|
1576
|
|
|
1577 /*
|
|
|
1578 * Move the bytes to the end of the buffer, so that we have
|
|
|
1579 * room to put the result at the start.
|
|
|
1580 */
|
|
|
1581 src = ptr + real_size - size;
|
|
|
1582 mch_memmove(src, ptr, size);
|
|
7
|
1583
|
|
|
1584 /*
|
|
595
|
1585 * Do the conversion.
|
|
7
|
1586 */
|
|
595
|
1587 dst = ptr;
|
|
|
1588 size = size;
|
|
|
1589 while (size > 0)
|
|
7
|
1590 {
|
|
595
|
1591 found_bad = FALSE;
|
|
7
|
1592
|
|
|
1593 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1594 if (codepage == CP_UTF8)
|
|
7
|
1595 {
|
|
595
|
1596 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1597 * trailing bytes properly.
|
|
|
1598 * Get one UTF-8 character from src. */
|
|
835
|
1599 bytelen = (int)utf_ptr2len_len(src, size);
|
|
595
|
1600 if (bytelen > size)
|
|
|
1601 {
|
|
|
1602 /* Only got some bytes of a character. Normally
|
|
|
1603 * it's put in "conv_rest", but if it's too long
|
|
|
1604 * deal with it as if they were illegal bytes. */
|
|
|
1605 if (bytelen <= CONV_RESTLEN)
|
|
|
1606 break;
|
|
|
1607
|
|
|
1608 /* weird overlong byte sequence */
|
|
|
1609 bytelen = size;
|
|
|
1610 found_bad = TRUE;
|
|
|
1611 }
|
|
|
1612 else
|
|
|
1613 {
|
|
799
|
1614 int u8c = utf_ptr2char(src);
|
|
|
1615
|
|
622
|
1616 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1617 found_bad = TRUE;
|
|
|
1618 ucs2buf[0] = u8c;
|
|
|
1619 ucs2len = 1;
|
|
|
1620 }
|
|
7
|
1621 }
|
|
595
|
1622 else
|
|
7
|
1623 # endif
|
|
595
|
1624 {
|
|
|
1625 /* We don't know how long the byte sequence is, try
|
|
|
1626 * from one to three bytes. */
|
|
|
1627 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1628 ++bytelen)
|
|
|
1629 {
|
|
|
1630 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1631 MB_ERR_INVALID_CHARS,
|
|
|
1632 (LPCSTR)src, bytelen,
|
|
|
1633 ucs2buf, 3);
|
|
|
1634 if (ucs2len > 0)
|
|
|
1635 break;
|
|
|
1636 }
|
|
|
1637 if (ucs2len == 0)
|
|
|
1638 {
|
|
|
1639 /* If we have only one byte then it's probably an
|
|
|
1640 * incomplete byte sequence. Otherwise discard
|
|
|
1641 * one byte as a bad character. */
|
|
|
1642 if (size == 1)
|
|
|
1643 break;
|
|
|
1644 found_bad = TRUE;
|
|
|
1645 bytelen = 1;
|
|
|
1646 }
|
|
|
1647 }
|
|
|
1648
|
|
|
1649 if (!found_bad)
|
|
7
|
1650 {
|
|
595
|
1651 int i;
|
|
|
1652
|
|
|
1653 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1654 if (enc_utf8)
|
|
|
1655 {
|
|
|
1656 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1657 for (i = 0; i < ucs2len; ++i)
|
|
|
1658 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1659 }
|
|
|
1660 else
|
|
|
1661 {
|
|
|
1662 BOOL bad = FALSE;
|
|
|
1663 int dstlen;
|
|
|
1664
|
|
|
1665 /* From UCS-2 to "enc_codepage". If the
|
|
|
1666 * conversion uses the default character "?",
|
|
|
1667 * the data doesn't fit in this encoding. */
|
|
|
1668 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1669 (LPCWSTR)ucs2buf, ucs2len,
|
|
835
|
1670 (LPSTR)dst, (int)(src - dst),
|
|
595
|
1671 replstr, &bad);
|
|
|
1672 if (bad)
|
|
|
1673 found_bad = TRUE;
|
|
|
1674 else
|
|
|
1675 dst += dstlen;
|
|
|
1676 }
|
|
7
|
1677 }
|
|
595
|
1678
|
|
|
1679 if (found_bad)
|
|
|
1680 {
|
|
|
1681 /* Deal with bytes we can't convert. */
|
|
|
1682 if (can_retry)
|
|
|
1683 goto rewind_retry;
|
|
|
1684 if (conv_error == 0)
|
|
|
1685 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1686 if (bad_char_behavior != BAD_DROP)
|
|
|
1687 {
|
|
|
1688 if (bad_char_behavior == BAD_KEEP)
|
|
|
1689 {
|
|
|
1690 mch_memmove(dst, src, bytelen);
|
|
|
1691 dst += bytelen;
|
|
|
1692 }
|
|
|
1693 else
|
|
|
1694 *dst++ = bad_char_behavior;
|
|
|
1695 }
|
|
|
1696 }
|
|
|
1697
|
|
|
1698 src += bytelen;
|
|
|
1699 size -= bytelen;
|
|
7
|
1700 }
|
|
595
|
1701
|
|
|
1702 if (size > 0)
|
|
7
|
1703 {
|
|
595
|
1704 /* An incomplete byte sequence remaining. */
|
|
|
1705 mch_memmove(conv_rest, src, size);
|
|
|
1706 conv_restlen = size;
|
|
7
|
1707 }
|
|
595
|
1708
|
|
|
1709 /* The new size is equal to how much "dst" was advanced. */
|
|
835
|
1710 size = (long)(dst - ptr);
|
|
7
|
1711 }
|
|
|
1712 else
|
|
|
1713 # endif
|
|
765
|
1714 # ifdef MACOS_CONVERT
|
|
7
|
1715 if (fio_flags & FIO_MACROMAN)
|
|
|
1716 {
|
|
|
1717 /*
|
|
|
1718 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1719 * latin1. This is in os_mac_conv.c.
|
|
7
|
1720 */
|
|
18
|
1721 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1722 goto rewind_retry;
|
|
|
1723 }
|
|
|
1724 else
|
|
|
1725 # endif
|
|
|
1726 if (fio_flags != 0)
|
|
|
1727 {
|
|
|
1728 int u8c;
|
|
|
1729 char_u *dest;
|
|
|
1730 char_u *tail = NULL;
|
|
|
1731
|
|
|
1732 /*
|
|
|
1733 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1734 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1735 * Go from end to start through the buffer, because the number
|
|
|
1736 * of bytes may increase.
|
|
|
1737 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1738 * to after the next character to convert.
|
|
|
1739 */
|
|
|
1740 dest = ptr + real_size;
|
|
|
1741 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1742 {
|
|
|
1743 p = ptr + size;
|
|
|
1744 if (fio_flags == FIO_UTF8)
|
|
|
1745 {
|
|
|
1746 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1747 tail = ptr + size - 1;
|
|
|
1748 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1749 --tail;
|
|
|
1750 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1751 tail = NULL;
|
|
|
1752 else
|
|
|
1753 p = tail;
|
|
|
1754 }
|
|
|
1755 }
|
|
|
1756 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1757 {
|
|
|
1758 /* Check for a trailing byte */
|
|
|
1759 p = ptr + (size & ~1);
|
|
|
1760 if (size & 1)
|
|
|
1761 tail = p;
|
|
|
1762 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1763 {
|
|
|
1764 /* Check for a trailing leading word */
|
|
|
1765 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1766 {
|
|
|
1767 u8c = (*--p << 8);
|
|
|
1768 u8c += *--p;
|
|
|
1769 }
|
|
|
1770 else
|
|
|
1771 {
|
|
|
1772 u8c = *--p;
|
|
|
1773 u8c += (*--p << 8);
|
|
|
1774 }
|
|
|
1775 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1776 tail = p;
|
|
|
1777 else
|
|
|
1778 p += 2;
|
|
|
1779 }
|
|
|
1780 }
|
|
|
1781 else /* FIO_UCS4 */
|
|
|
1782 {
|
|
|
1783 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1784 p = ptr + (size & ~3);
|
|
|
1785 if (size & 3)
|
|
|
1786 tail = p;
|
|
|
1787 }
|
|
|
1788
|
|
|
1789 /* If there is a trailing incomplete sequence move it to
|
|
|
1790 * conv_rest[]. */
|
|
|
1791 if (tail != NULL)
|
|
|
1792 {
|
|
|
1793 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1794 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1795 size -= conv_restlen;
|
|
|
1796 }
|
|
|
1797
|
|
|
1798
|
|
|
1799 while (p > ptr)
|
|
|
1800 {
|
|
|
1801 if (fio_flags & FIO_LATIN1)
|
|
|
1802 u8c = *--p;
|
|
|
1803 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1804 {
|
|
|
1805 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1806 {
|
|
|
1807 u8c = (*--p << 8);
|
|
|
1808 u8c += *--p;
|
|
|
1809 }
|
|
|
1810 else
|
|
|
1811 {
|
|
|
1812 u8c = *--p;
|
|
|
1813 u8c += (*--p << 8);
|
|
|
1814 }
|
|
|
1815 if ((fio_flags & FIO_UTF16)
|
|
|
1816 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1817 {
|
|
|
1818 int u16c;
|
|
|
1819
|
|
|
1820 if (p == ptr)
|
|
|
1821 {
|
|
|
1822 /* Missing leading word. */
|
|
|
1823 if (can_retry)
|
|
|
1824 goto rewind_retry;
|
|
595
|
1825 if (conv_error == 0)
|
|
|
1826 conv_error = readfile_linenr(linecnt,
|
|
|
1827 ptr, p);
|
|
|
1828 if (bad_char_behavior == BAD_DROP)
|
|
|
1829 continue;
|
|
|
1830 if (bad_char_behavior != BAD_KEEP)
|
|
|
1831 u8c = bad_char_behavior;
|
|
7
|
1832 }
|
|
|
1833
|
|
|
1834 /* found second word of double-word, get the first
|
|
|
1835 * word and compute the resulting character */
|
|
|
1836 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1837 {
|
|
|
1838 u16c = (*--p << 8);
|
|
|
1839 u16c += *--p;
|
|
|
1840 }
|
|
|
1841 else
|
|
|
1842 {
|
|
|
1843 u16c = *--p;
|
|
|
1844 u16c += (*--p << 8);
|
|
|
1845 }
|
|
595
|
1846 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1847 + (u8c & 0x3ff);
|
|
|
1848
|
|
7
|
1849 /* Check if the word is indeed a leading word. */
|
|
|
1850 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1851 {
|
|
|
1852 if (can_retry)
|
|
|
1853 goto rewind_retry;
|
|
595
|
1854 if (conv_error == 0)
|
|
|
1855 conv_error = readfile_linenr(linecnt,
|
|
|
1856 ptr, p);
|
|
|
1857 if (bad_char_behavior == BAD_DROP)
|
|
|
1858 continue;
|
|
|
1859 if (bad_char_behavior != BAD_KEEP)
|
|
|
1860 u8c = bad_char_behavior;
|
|
7
|
1861 }
|
|
|
1862 }
|
|
|
1863 }
|
|
|
1864 else if (fio_flags & FIO_UCS4)
|
|
|
1865 {
|
|
|
1866 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1867 {
|
|
|
1868 u8c = (*--p << 24);
|
|
|
1869 u8c += (*--p << 16);
|
|
|
1870 u8c += (*--p << 8);
|
|
|
1871 u8c += *--p;
|
|
|
1872 }
|
|
|
1873 else /* big endian */
|
|
|
1874 {
|
|
|
1875 u8c = *--p;
|
|
|
1876 u8c += (*--p << 8);
|
|
|
1877 u8c += (*--p << 16);
|
|
|
1878 u8c += (*--p << 24);
|
|
|
1879 }
|
|
|
1880 }
|
|
|
1881 else /* UTF-8 */
|
|
|
1882 {
|
|
|
1883 if (*--p < 0x80)
|
|
|
1884 u8c = *p;
|
|
|
1885 else
|
|
|
1886 {
|
|
|
1887 len = utf_head_off(ptr, p);
|
|
595
|
1888 p -= len;
|
|
|
1889 u8c = utf_ptr2char(p);
|
|
7
|
1890 if (len == 0)
|
|
|
1891 {
|
|
|
1892 /* Not a valid UTF-8 character, retry with
|
|
|
1893 * another fenc when possible, otherwise just
|
|
|
1894 * report the error. */
|
|
|
1895 if (can_retry)
|
|
|
1896 goto rewind_retry;
|
|
595
|
1897 if (conv_error == 0)
|
|
|
1898 conv_error = readfile_linenr(linecnt,
|
|
|
1899 ptr, p);
|
|
|
1900 if (bad_char_behavior == BAD_DROP)
|
|
|
1901 continue;
|
|
|
1902 if (bad_char_behavior != BAD_KEEP)
|
|
|
1903 u8c = bad_char_behavior;
|
|
7
|
1904 }
|
|
|
1905 }
|
|
|
1906 }
|
|
|
1907 if (enc_utf8) /* produce UTF-8 */
|
|
|
1908 {
|
|
|
1909 dest -= utf_char2len(u8c);
|
|
|
1910 (void)utf_char2bytes(u8c, dest);
|
|
|
1911 }
|
|
|
1912 else /* produce Latin1 */
|
|
|
1913 {
|
|
|
1914 --dest;
|
|
|
1915 if (u8c >= 0x100)
|
|
|
1916 {
|
|
|
1917 /* character doesn't fit in latin1, retry with
|
|
|
1918 * another fenc when possible, otherwise just
|
|
|
1919 * report the error. */
|
|
595
|
1920 if (can_retry)
|
|
7
|
1921 goto rewind_retry;
|
|
595
|
1922 if (conv_error == 0)
|
|
|
1923 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1924 if (bad_char_behavior == BAD_DROP)
|
|
|
1925 ++dest;
|
|
|
1926 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1927 *dest = u8c;
|
|
|
1928 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1929 *dest = bad_char_behavior;
|
|
|
1930 else
|
|
|
1931 *dest = 0xBF;
|
|
7
|
1932 }
|
|
|
1933 else
|
|
|
1934 *dest = u8c;
|
|
|
1935 }
|
|
|
1936 }
|
|
|
1937
|
|
|
1938 /* move the linerest to before the converted characters */
|
|
|
1939 line_start = dest - linerest;
|
|
|
1940 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1941 size = (long)((ptr + real_size) - dest);
|
|
|
1942 ptr = dest;
|
|
|
1943 }
|
|
1597
|
1944 else if (enc_utf8 && !curbuf->b_p_bin)
|
|
|
1945 {
|
|
|
1946 int incomplete_tail = FALSE;
|
|
|
1947
|
|
|
1948 /* Reading UTF-8: Check if the bytes are valid UTF-8. */
|
|
|
1949 for (p = ptr; ; ++p)
|
|
7
|
1950 {
|
|
835
|
1951 int todo = (int)((ptr + size) - p);
|
|
595
|
1952 int l;
|
|
|
1953
|
|
|
1954 if (todo <= 0)
|
|
|
1955 break;
|
|
7
|
1956 if (*p >= 0x80)
|
|
|
1957 {
|
|
|
1958 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1959 * an incomplete character at the end though, the next
|
|
|
1960 * read() will get the next bytes, we'll check it
|
|
|
1961 * then. */
|
|
595
|
1962 l = utf_ptr2len_len(p, todo);
|
|
1597
|
1963 if (l > todo && !incomplete_tail)
|
|
7
|
1964 {
|
|
1597
|
1965 /* Avoid retrying with a different encoding when
|
|
|
1966 * a truncated file is more likely, or attempting
|
|
|
1967 * to read the rest of an incomplete sequence when
|
|
|
1968 * we have already done so. */
|
|
|
1969 if (p > ptr || filesize > 0)
|
|
|
1970 incomplete_tail = TRUE;
|
|
|
1971 /* Incomplete byte sequence, move it to conv_rest[]
|
|
|
1972 * and try to read the rest of it, unless we've
|
|
|
1973 * already done so. */
|
|
|
1974 if (p > ptr)
|
|
|
1975 {
|
|
|
1976 conv_restlen = todo;
|
|
|
1977 mch_memmove(conv_rest, p, conv_restlen);
|
|
|
1978 size -= conv_restlen;
|
|
|
1979 break;
|
|
|
1980 }
|
|
7
|
1981 }
|
|
1597
|
1982 if (l == 1 || l > todo)
|
|
595
|
1983 {
|
|
|
1984 /* Illegal byte. If we can try another encoding
|
|
1597
|
1985 * do that, unless at EOF where a truncated
|
|
|
1986 * file is more likely than a conversion error. */
|
|
|
1987 if (can_retry && !incomplete_tail)
|
|
595
|
1988 break;
|
|
|
1989 # ifdef USE_ICONV
|
|
|
1990 /* When we did a conversion report an error. */
|
|
|
1991 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1992 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1993 # endif
|
|
1597
|
1994 /* Remember the first linenr with an illegal byte */
|
|
|
1995 if (conv_error == 0 && illegal_byte == 0)
|
|
|
1996 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
595
|
1997
|
|
|
1998 /* Drop, keep or replace the bad byte. */
|
|
|
1999 if (bad_char_behavior == BAD_DROP)
|
|
|
2000 {
|
|
1597
|
2001 mch_memmove(p, p + 1, todo - 1);
|
|
595
|
2002 --p;
|
|
|
2003 --size;
|
|
|
2004 }
|
|
|
2005 else if (bad_char_behavior != BAD_KEEP)
|
|
|
2006 *p = bad_char_behavior;
|
|
|
2007 }
|
|
1597
|
2008 else
|
|
|
2009 p += l - 1;
|
|
7
|
2010 }
|
|
|
2011 }
|
|
1597
|
2012 if (p < ptr + size && !incomplete_tail)
|
|
7
|
2013 {
|
|
|
2014 /* Detected a UTF-8 error. */
|
|
|
2015 rewind_retry:
|
|
595
|
2016 /* Retry reading with another conversion. */
|
|
7
|
2017 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
2018 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
2019 /* iconv() failed, try 'charconvert' */
|
|
|
2020 did_iconv = TRUE;
|
|
7
|
2021 else
|
|
|
2022 # endif
|
|
595
|
2023 /* use next item from 'fileencodings' */
|
|
|
2024 advance_fenc = TRUE;
|
|
|
2025 file_rewind = TRUE;
|
|
|
2026 goto retry;
|
|
7
|
2027 }
|
|
|
2028 }
|
|
|
2029 #endif
|
|
|
2030
|
|
|
2031 /* count the number of characters (after conversion!) */
|
|
|
2032 filesize += size;
|
|
|
2033
|
|
|
2034 /*
|
|
|
2035 * when reading the first part of a file: guess EOL type
|
|
|
2036 */
|
|
|
2037 if (fileformat == EOL_UNKNOWN)
|
|
|
2038 {
|
|
|
2039 /* First try finding a NL, for Dos and Unix */
|
|
|
2040 if (try_dos || try_unix)
|
|
|
2041 {
|
|
|
2042 for (p = ptr; p < ptr + size; ++p)
|
|
|
2043 {
|
|
|
2044 if (*p == NL)
|
|
|
2045 {
|
|
|
2046 if (!try_unix
|
|
|
2047 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
2048 fileformat = EOL_DOS;
|
|
|
2049 else
|
|
|
2050 fileformat = EOL_UNIX;
|
|
|
2051 break;
|
|
|
2052 }
|
|
|
2053 }
|
|
|
2054
|
|
|
2055 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
2056 if (fileformat == EOL_UNIX && try_mac)
|
|
|
2057 {
|
|
|
2058 /* Need to reset the counters when retrying fenc. */
|
|
|
2059 try_mac = 1;
|
|
|
2060 try_unix = 1;
|
|
|
2061 for (; p >= ptr && *p != CAR; p--)
|
|
|
2062 ;
|
|
|
2063 if (p >= ptr)
|
|
|
2064 {
|
|
|
2065 for (p = ptr; p < ptr + size; ++p)
|
|
|
2066 {
|
|
|
2067 if (*p == NL)
|
|
|
2068 try_unix++;
|
|
|
2069 else if (*p == CAR)
|
|
|
2070 try_mac++;
|
|
|
2071 }
|
|
|
2072 if (try_mac > try_unix)
|
|
|
2073 fileformat = EOL_MAC;
|
|
|
2074 }
|
|
|
2075 }
|
|
|
2076 }
|
|
|
2077
|
|
|
2078 /* No NL found: may use Mac format */
|
|
|
2079 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
2080 fileformat = EOL_MAC;
|
|
|
2081
|
|
|
2082 /* Still nothing found? Use first format in 'ffs' */
|
|
|
2083 if (fileformat == EOL_UNKNOWN)
|
|
|
2084 fileformat = default_fileformat();
|
|
|
2085
|
|
|
2086 /* if editing a new file: may set p_tx and p_ff */
|
|
819
|
2087 if (set_options)
|
|
7
|
2088 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
2089 }
|
|
|
2090 }
|
|
|
2091
|
|
|
2092 /*
|
|
|
2093 * This loop is executed once for every character read.
|
|
|
2094 * Keep it fast!
|
|
|
2095 */
|
|
|
2096 if (fileformat == EOL_MAC)
|
|
|
2097 {
|
|
|
2098 --ptr;
|
|
|
2099 while (++ptr, --size >= 0)
|
|
|
2100 {
|
|
|
2101 /* catch most common case first */
|
|
|
2102 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
2103 continue;
|
|
|
2104 if (c == NUL)
|
|
|
2105 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2106 else if (c == NL)
|
|
|
2107 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
2108 else
|
|
|
2109 {
|
|
|
2110 if (skip_count == 0)
|
|
|
2111 {
|
|
|
2112 *ptr = NUL; /* end of line */
|
|
|
2113 len = (colnr_T) (ptr - line_start + 1);
|
|
|
2114 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2115 {
|
|
|
2116 error = TRUE;
|
|
|
2117 break;
|
|
|
2118 }
|
|
|
2119 ++lnum;
|
|
|
2120 if (--read_count == 0)
|
|
|
2121 {
|
|
|
2122 error = TRUE; /* break loop */
|
|
|
2123 line_start = ptr; /* nothing left to write */
|
|
|
2124 break;
|
|
|
2125 }
|
|
|
2126 }
|
|
|
2127 else
|
|
|
2128 --skip_count;
|
|
|
2129 line_start = ptr + 1;
|
|
|
2130 }
|
|
|
2131 }
|
|
|
2132 }
|
|
|
2133 else
|
|
|
2134 {
|
|
|
2135 --ptr;
|
|
|
2136 while (++ptr, --size >= 0)
|
|
|
2137 {
|
|
|
2138 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2139 continue;
|
|
|
2140 if (c == NUL)
|
|
|
2141 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2142 else
|
|
|
2143 {
|
|
|
2144 if (skip_count == 0)
|
|
|
2145 {
|
|
|
2146 *ptr = NUL; /* end of line */
|
|
|
2147 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2148 if (fileformat == EOL_DOS)
|
|
|
2149 {
|
|
|
2150 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2151 {
|
|
|
2152 ptr[-1] = NUL;
|
|
|
2153 --len;
|
|
|
2154 }
|
|
|
2155 /*
|
|
|
2156 * Reading in Dos format, but no CR-LF found!
|
|
|
2157 * When 'fileformats' includes "unix", delete all
|
|
|
2158 * the lines read so far and start all over again.
|
|
|
2159 * Otherwise give an error message later.
|
|
|
2160 */
|
|
|
2161 else if (ff_error != EOL_DOS)
|
|
|
2162 {
|
|
|
2163 if ( try_unix
|
|
|
2164 && !read_stdin
|
|
|
2165 && (read_buffer
|
|
|
2166 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2167 {
|
|
|
2168 fileformat = EOL_UNIX;
|
|
819
|
2169 if (set_options)
|
|
7
|
2170 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2171 file_rewind = TRUE;
|
|
|
2172 keep_fileformat = TRUE;
|
|
|
2173 goto retry;
|
|
|
2174 }
|
|
|
2175 ff_error = EOL_DOS;
|
|
|
2176 }
|
|
|
2177 }
|
|
|
2178 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2179 {
|
|
|
2180 error = TRUE;
|
|
|
2181 break;
|
|
|
2182 }
|
|
|
2183 ++lnum;
|
|
|
2184 if (--read_count == 0)
|
|
|
2185 {
|
|
|
2186 error = TRUE; /* break loop */
|
|
|
2187 line_start = ptr; /* nothing left to write */
|
|
|
2188 break;
|
|
|
2189 }
|
|
|
2190 }
|
|
|
2191 else
|
|
|
2192 --skip_count;
|
|
|
2193 line_start = ptr + 1;
|
|
|
2194 }
|
|
|
2195 }
|
|
|
2196 }
|
|
|
2197 linerest = (long)(ptr - line_start);
|
|
|
2198 ui_breakcheck();
|
|
|
2199 }
|
|
|
2200
|
|
|
2201 failed:
|
|
|
2202 /* not an error, max. number of lines reached */
|
|
|
2203 if (error && read_count == 0)
|
|
|
2204 error = FALSE;
|
|
|
2205
|
|
|
2206 /*
|
|
|
2207 * If we get EOF in the middle of a line, note the fact and
|
|
|
2208 * complete the line ourselves.
|
|
|
2209 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2210 */
|
|
|
2211 if (!error
|
|
|
2212 && !got_int
|
|
|
2213 && linerest != 0
|
|
|
2214 && !(!curbuf->b_p_bin
|
|
|
2215 && fileformat == EOL_DOS
|
|
|
2216 && *line_start == Ctrl_Z
|
|
|
2217 && ptr == line_start + 1))
|
|
|
2218 {
|
|
819
|
2219 /* remember for when writing */
|
|
|
2220 if (set_options)
|
|
7
|
2221 curbuf->b_p_eol = FALSE;
|
|
|
2222 *ptr = NUL;
|
|
|
2223 if (ml_append(lnum, line_start,
|
|
|
2224 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2225 error = TRUE;
|
|
|
2226 else
|
|
|
2227 read_no_eol_lnum = ++lnum;
|
|
|
2228 }
|
|
|
2229
|
|
819
|
2230 if (set_options)
|
|
7
|
2231 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2232
|
|
|
2233 #ifdef FEAT_CRYPT
|
|
|
2234 if (cryptkey != curbuf->b_p_key)
|
|
|
2235 vim_free(cryptkey);
|
|
|
2236 #endif
|
|
|
2237
|
|
|
2238 #ifdef FEAT_MBYTE
|
|
819
|
2239 /* If editing a new file: set 'fenc' for the current buffer.
|
|
|
2240 * Also for ":read ++edit file". */
|
|
|
2241 if (set_options)
|
|
7
|
2242 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
694
|
2243 OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
2244 if (fenc_alloced)
|
|
|
2245 vim_free(fenc);
|
|
|
2246 # ifdef USE_ICONV
|
|
|
2247 if (iconv_fd != (iconv_t)-1)
|
|
|
2248 {
|
|
|
2249 iconv_close(iconv_fd);
|
|
|
2250 iconv_fd = (iconv_t)-1;
|
|
|
2251 }
|
|
|
2252 # endif
|
|
|
2253 #endif
|
|
|
2254
|
|
|
2255 if (!read_buffer && !read_stdin)
|
|
|
2256 close(fd); /* errors are ignored */
|
|
|
2257 vim_free(buffer);
|
|
|
2258
|
|
|
2259 #ifdef HAVE_DUP
|
|
|
2260 if (read_stdin)
|
|
|
2261 {
|
|
|
2262 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2263 close(0);
|
|
1757
|
2264 ignored = dup(2);
|
|
7
|
2265 }
|
|
|
2266 #endif
|
|
|
2267
|
|
|
2268 #ifdef FEAT_MBYTE
|
|
|
2269 if (tmpname != NULL)
|
|
|
2270 {
|
|
|
2271 mch_remove(tmpname); /* delete converted file */
|
|
|
2272 vim_free(tmpname);
|
|
|
2273 }
|
|
|
2274 #endif
|
|
|
2275 --no_wait_return; /* may wait for return now */
|
|
|
2276
|
|
|
2277 /*
|
|
|
2278 * In recovery mode everything but autocommands is skipped.
|
|
|
2279 */
|
|
|
2280 if (!recoverymode)
|
|
|
2281 {
|
|
|
2282 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2283 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2284 {
|
|
|
2285 #ifdef FEAT_NETBEANS_INTG
|
|
|
2286 netbeansFireChanges = 0;
|
|
|
2287 #endif
|
|
|
2288 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2289 #ifdef FEAT_NETBEANS_INTG
|
|
|
2290 netbeansFireChanges = 1;
|
|
|
2291 #endif
|
|
|
2292 --linecnt;
|
|
|
2293 }
|
|
|
2294 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2295 if (filesize == 0)
|
|
|
2296 linecnt = 0;
|
|
|
2297 if (newfile || read_buffer)
|
|
1201
|
2298 {
|
|
7
|
2299 redraw_curbuf_later(NOT_VALID);
|
|
1201
|
2300 #ifdef FEAT_DIFF
|
|
|
2301 /* After reading the text into the buffer the diff info needs to
|
|
|
2302 * be updated. */
|
|
|
2303 diff_invalidate(curbuf);
|
|
|
2304 #endif
|
|
|
2305 #ifdef FEAT_FOLDING
|
|
|
2306 /* All folds in the window are invalid now. Mark them for update
|
|
|
2307 * before triggering autocommands. */
|
|
|
2308 foldUpdateAll(curwin);
|
|
|
2309 #endif
|
|
|
2310 }
|
|
7
|
2311 else if (linecnt) /* appended at least one line */
|
|
|
2312 appended_lines_mark(from, linecnt);
|
|
|
2313
|
|
|
2314 #ifndef ALWAYS_USE_GUI
|
|
|
2315 /*
|
|
|
2316 * If we were reading from the same terminal as where messages go,
|
|
|
2317 * the screen will have been messed up.
|
|
|
2318 * Switch on raw mode now and clear the screen.
|
|
|
2319 */
|
|
|
2320 if (read_stdin)
|
|
|
2321 {
|
|
|
2322 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2323 starttermcap();
|
|
|
2324 screenclear();
|
|
|
2325 }
|
|
|
2326 #endif
|
|
|
2327
|
|
|
2328 if (got_int)
|
|
|
2329 {
|
|
|
2330 if (!(flags & READ_DUMMY))
|
|
|
2331 {
|
|
|
2332 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2333 if (newfile)
|
|
|
2334 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2335 }
|
|
|
2336 msg_scroll = msg_save;
|
|
|
2337 #ifdef FEAT_VIMINFO
|
|
|
2338 check_marks_read();
|
|
|
2339 #endif
|
|
|
2340 return OK; /* an interrupt isn't really an error */
|
|
|
2341 }
|
|
|
2342
|
|
|
2343 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2344 {
|
|
|
2345 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2346 c = FALSE;
|
|
|
2347
|
|
|
2348 #ifdef UNIX
|
|
|
2349 # ifdef S_ISFIFO
|
|
|
2350 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2351 {
|
|
|
2352 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2353 c = TRUE;
|
|
|
2354 }
|
|
|
2355 # else
|
|
|
2356 # ifdef S_IFIFO
|
|
|
2357 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2358 {
|
|
|
2359 STRCAT(IObuff, _("[fifo]"));
|
|
|
2360 c = TRUE;
|
|
|
2361 }
|
|
|
2362 # endif
|
|
|
2363 # ifdef S_IFSOCK
|
|
|
2364 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2365 {
|
|
|
2366 STRCAT(IObuff, _("[socket]"));
|
|
|
2367 c = TRUE;
|
|
|
2368 }
|
|
|
2369 # endif
|
|
|
2370 # endif
|
|
1313
|
2371 # ifdef OPEN_CHR_FILES
|
|
|
2372 if (S_ISCHR(perm)) /* or character special */
|
|
|
2373 {
|
|
|
2374 STRCAT(IObuff, _("[character special]"));
|
|
|
2375 c = TRUE;
|
|
|
2376 }
|
|
|
2377 # endif
|
|
7
|
2378 #endif
|
|
|
2379 if (curbuf->b_p_ro)
|
|
|
2380 {
|
|
|
2381 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2382 c = TRUE;
|
|
|
2383 }
|
|
|
2384 if (read_no_eol_lnum)
|
|
|
2385 {
|
|
|
2386 msg_add_eol();
|
|
|
2387 c = TRUE;
|
|
|
2388 }
|
|
|
2389 if (ff_error == EOL_DOS)
|
|
|
2390 {
|
|
|
2391 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2392 c = TRUE;
|
|
|
2393 }
|
|
|
2394 if (split)
|
|
|
2395 {
|
|
|
2396 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2397 c = TRUE;
|
|
|
2398 }
|
|
|
2399 #ifdef FEAT_MBYTE
|
|
|
2400 if (notconverted)
|
|
|
2401 {
|
|
|
2402 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2403 c = TRUE;
|
|
|
2404 }
|
|
|
2405 else if (converted)
|
|
|
2406 {
|
|
|
2407 STRCAT(IObuff, _("[converted]"));
|
|
|
2408 c = TRUE;
|
|
|
2409 }
|
|
|
2410 #endif
|
|
|
2411 #ifdef FEAT_CRYPT
|
|
|
2412 if (cryptkey != NULL)
|
|
|
2413 {
|
|
|
2414 STRCAT(IObuff, _("[crypted]"));
|
|
|
2415 c = TRUE;
|
|
|
2416 }
|
|
|
2417 #endif
|
|
|
2418 #ifdef FEAT_MBYTE
|
|
595
|
2419 if (conv_error != 0)
|
|
|
2420 {
|
|
|
2421 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2422 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2423 c = TRUE;
|
|
|
2424 }
|
|
|
2425 else if (illegal_byte > 0)
|
|
|
2426 {
|
|
|
2427 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2428 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2429 c = TRUE;
|
|
|
2430 }
|
|
|
2431 else
|
|
|
2432 #endif
|
|
|
2433 if (error)
|
|
|
2434 {
|
|
|
2435 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2436 c = TRUE;
|
|
|
2437 }
|
|
|
2438 if (msg_add_fileformat(fileformat))
|
|
|
2439 c = TRUE;
|
|
|
2440 #ifdef FEAT_CRYPT
|
|
|
2441 if (cryptkey != NULL)
|
|
|
2442 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2443 else
|
|
|
2444 #endif
|
|
|
2445 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2446
|
|
|
2447 vim_free(keep_msg);
|
|
|
2448 keep_msg = NULL;
|
|
|
2449 msg_scrolled_ign = TRUE;
|
|
|
2450 #ifdef ALWAYS_USE_GUI
|
|
|
2451 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2452 * message box (which might be shown when exiting!) */
|
|
|
2453 if (read_stdin || read_buffer)
|
|
|
2454 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2455 else
|
|
|
2456 #endif
|
|
|
2457 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2458 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2459 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2460 /* Need to repeat the message after redrawing when:
|
|
|
2461 * - When reading from stdin (the screen will be cleared next).
|
|
|
2462 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2463 * before redrawing).
|
|
|
2464 * - When the screen was scrolled but there is no wait-return
|
|
|
2465 * prompt. */
|
|
679
|
2466 set_keep_msg(p, 0);
|
|
7
|
2467 msg_scrolled_ign = FALSE;
|
|
|
2468 }
|
|
|
2469
|
|
|
2470 /* with errors writing the file requires ":w!" */
|
|
|
2471 if (newfile && (error
|
|
|
2472 #ifdef FEAT_MBYTE
|
|
595
|
2473 || conv_error != 0
|
|
679
|
2474 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP)
|
|
7
|
2475 #endif
|
|
|
2476 ))
|
|
|
2477 curbuf->b_p_ro = TRUE;
|
|
|
2478
|
|
|
2479 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2480
|
|
|
2481 /*
|
|
|
2482 * In Ex mode: cursor at last new line.
|
|
|
2483 * Otherwise: cursor at first new line.
|
|
|
2484 */
|
|
|
2485 if (exmode_active)
|
|
|
2486 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2487 else
|
|
|
2488 curwin->w_cursor.lnum = from + 1;
|
|
|
2489 check_cursor_lnum();
|
|
|
2490 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2491
|
|
|
2492 /*
|
|
|
2493 * Set '[ and '] marks to the newly read lines.
|
|
|
2494 */
|
|
|
2495 curbuf->b_op_start.lnum = from + 1;
|
|
|
2496 curbuf->b_op_start.col = 0;
|
|
|
2497 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2498 curbuf->b_op_end.col = 0;
|
|
696
|
2499
|
|
|
2500 #ifdef WIN32
|
|
|
2501 /*
|
|
|
2502 * Work around a weird problem: When a file has two links (only
|
|
|
2503 * possible on NTFS) and we write through one link, then stat() it
|
|
1651
|
2504 * through the other link, the timestamp information may be wrong.
|
|
696
|
2505 * It's correct again after reading the file, thus reset the timestamp
|
|
|
2506 * here.
|
|
|
2507 */
|
|
|
2508 if (newfile && !read_stdin && !read_buffer
|
|
|
2509 && mch_stat((char *)fname, &st) >= 0)
|
|
|
2510 {
|
|
|
2511 buf_store_time(curbuf, &st, fname);
|
|
|
2512 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
2513 }
|
|
|
2514 #endif
|
|
7
|
2515 }
|
|
|
2516 msg_scroll = msg_save;
|
|
|
2517
|
|
|
2518 #ifdef FEAT_VIMINFO
|
|
|
2519 /*
|
|
|
2520 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2521 */
|
|
|
2522 check_marks_read();
|
|
|
2523 #endif
|
|
|
2524
|
|
|
2525 /*
|
|
|
2526 * Trick: We remember if the last line of the read didn't have
|
|
|
2527 * an eol for when writing it again. This is required for
|
|
|
2528 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2529 */
|
|
|
2530 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2531
|
|
167
|
2532 #ifdef FEAT_AUTOCMD
|
|
7
|
2533 if (!read_stdin && !read_buffer)
|
|
|
2534 {
|
|
|
2535 int m = msg_scroll;
|
|
|
2536 int n = msg_scrolled;
|
|
|
2537
|
|
|
2538 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2539 * modified if the format/encoding was automatically detected. */
|
|
819
|
2540 if (set_options)
|
|
7
|
2541 save_file_ff(curbuf);
|
|
|
2542
|
|
|
2543 /*
|
|
|
2544 * The output from the autocommands should not overwrite anything and
|
|
|
2545 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2546 * output was done.
|
|
|
2547 */
|
|
|
2548 msg_scroll = TRUE;
|
|
|
2549 if (filtering)
|
|
|
2550 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2551 FALSE, curbuf, eap);
|
|
|
2552 else if (newfile)
|
|
|
2553 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2554 FALSE, curbuf, eap);
|
|
|
2555 else
|
|
|
2556 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2557 FALSE, NULL, eap);
|
|
|
2558 if (msg_scrolled == n)
|
|
|
2559 msg_scroll = m;
|
|
|
2560 #ifdef FEAT_EVAL
|
|
|
2561 if (aborting()) /* autocmds may abort script processing */
|
|
|
2562 return FAIL;
|
|
|
2563 #endif
|
|
|
2564 }
|
|
|
2565 #endif
|
|
|
2566
|
|
|
2567 if (recoverymode && error)
|
|
|
2568 return FAIL;
|
|
|
2569 return OK;
|
|
|
2570 }
|
|
|
2571
|
|
1313
|
2572 #ifdef OPEN_CHR_FILES
|
|
|
2573 /*
|
|
|
2574 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+",
|
|
|
2575 * which is the name of files used for process substitution output by
|
|
|
2576 * some shells on some operating systems, e.g., bash on SunOS.
|
|
|
2577 * Do not accept "/dev/fd/[012]", opening these may hang Vim.
|
|
|
2578 */
|
|
|
2579 static int
|
|
|
2580 is_dev_fd_file(fname)
|
|
|
2581 char_u *fname;
|
|
|
2582 {
|
|
|
2583 return (STRNCMP(fname, "/dev/fd/", 8) == 0
|
|
|
2584 && VIM_ISDIGIT(fname[8])
|
|
|
2585 && *skipdigits(fname + 9) == NUL
|
|
|
2586 && (fname[9] != NUL
|
|
|
2587 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2')));
|
|
|
2588 }
|
|
|
2589 #endif
|
|
|
2590
|
|
595
|
2591 #ifdef FEAT_MBYTE
|
|
|
2592
|
|
|
2593 /*
|
|
|
2594 * From the current line count and characters read after that, estimate the
|
|
|
2595 * line number where we are now.
|
|
|
2596 * Used for error messages that include a line number.
|
|
|
2597 */
|
|
|
2598 static linenr_T
|
|
|
2599 readfile_linenr(linecnt, p, endp)
|
|
|
2600 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2601 char_u *p; /* start of more bytes read */
|
|
|
2602 char_u *endp; /* end of more bytes read */
|
|
|
2603 {
|
|
|
2604 char_u *s;
|
|
|
2605 linenr_T lnum;
|
|
|
2606
|
|
|
2607 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2608 for (s = p; s < endp; ++s)
|
|
|
2609 if (*s == '\n')
|
|
|
2610 ++lnum;
|
|
|
2611 return lnum;
|
|
|
2612 }
|
|
|
2613 #endif
|
|
|
2614
|
|
7
|
2615 /*
|
|
612
|
2616 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2617 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2618 * Returns OK or FAIL.
|
|
|
2619 */
|
|
|
2620 int
|
|
|
2621 prep_exarg(eap, buf)
|
|
|
2622 exarg_T *eap;
|
|
|
2623 buf_T *buf;
|
|
|
2624 {
|
|
|
2625 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2626 #ifdef FEAT_MBYTE
|
|
|
2627 + STRLEN(buf->b_p_fenc)
|
|
|
2628 #endif
|
|
|
2629 + 15));
|
|
|
2630 if (eap->cmd == NULL)
|
|
|
2631 return FAIL;
|
|
|
2632
|
|
|
2633 #ifdef FEAT_MBYTE
|
|
|
2634 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2635 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2636 eap->bad_char = buf->b_bad_char;
|
|
7
|
2637 #else
|
|
|
2638 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2639 #endif
|
|
|
2640 eap->force_ff = 7;
|
|
612
|
2641
|
|
|
2642 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
819
|
2643 eap->read_edit = FALSE;
|
|
612
|
2644 eap->forceit = FALSE;
|
|
7
|
2645 return OK;
|
|
|
2646 }
|
|
|
2647
|
|
|
2648 #ifdef FEAT_MBYTE
|
|
|
2649 /*
|
|
|
2650 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2651 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2652 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2653 * NULL.
|
|
|
2654 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2655 */
|
|
|
2656 static char_u *
|
|
|
2657 next_fenc(pp)
|
|
|
2658 char_u **pp;
|
|
|
2659 {
|
|
|
2660 char_u *p;
|
|
|
2661 char_u *r;
|
|
|
2662
|
|
|
2663 if (**pp == NUL)
|
|
|
2664 {
|
|
|
2665 *pp = NULL;
|
|
|
2666 return (char_u *)"";
|
|
|
2667 }
|
|
|
2668 p = vim_strchr(*pp, ',');
|
|
|
2669 if (p == NULL)
|
|
|
2670 {
|
|
|
2671 r = enc_canonize(*pp);
|
|
|
2672 *pp += STRLEN(*pp);
|
|
|
2673 }
|
|
|
2674 else
|
|
|
2675 {
|
|
|
2676 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2677 *pp = p + 1;
|
|
|
2678 if (r != NULL)
|
|
|
2679 {
|
|
|
2680 p = enc_canonize(r);
|
|
|
2681 vim_free(r);
|
|
|
2682 r = p;
|
|
|
2683 }
|
|
|
2684 }
|
|
|
2685 if (r == NULL) /* out of memory */
|
|
|
2686 {
|
|
|
2687 r = (char_u *)"";
|
|
|
2688 *pp = NULL;
|
|
|
2689 }
|
|
|
2690 return r;
|
|
|
2691 }
|
|
|
2692
|
|
|
2693 # ifdef FEAT_EVAL
|
|
|
2694 /*
|
|
|
2695 * Convert a file with the 'charconvert' expression.
|
|
|
2696 * This closes the file which is to be read, converts it and opens the
|
|
|
2697 * resulting file for reading.
|
|
|
2698 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2699 * after reading it).
|
|
|
2700 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2701 */
|
|
|
2702 static char_u *
|
|
|
2703 readfile_charconvert(fname, fenc, fdp)
|
|
|
2704 char_u *fname; /* name of input file */
|
|
|
2705 char_u *fenc; /* converted from */
|
|
|
2706 int *fdp; /* in/out: file descriptor of file */
|
|
|
2707 {
|
|
|
2708 char_u *tmpname;
|
|
|
2709 char_u *errmsg = NULL;
|
|
|
2710
|
|
|
2711 tmpname = vim_tempname('r');
|
|
|
2712 if (tmpname == NULL)
|
|
|
2713 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2714 else
|
|
|
2715 {
|
|
|
2716 close(*fdp); /* close the input file, ignore errors */
|
|
|
2717 *fdp = -1;
|
|
|
2718 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2719 fname, tmpname) == FAIL)
|
|
|
2720 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2721 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2722 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2723 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2724 }
|
|
|
2725
|
|
|
2726 if (errmsg != NULL)
|
|
|
2727 {
|
|
|
2728 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2729 * another type of conversion might still work. */
|
|
|
2730 MSG(errmsg);
|
|
|
2731 if (tmpname != NULL)
|
|
|
2732 {
|
|
|
2733 mch_remove(tmpname); /* delete converted file */
|
|
|
2734 vim_free(tmpname);
|
|
|
2735 tmpname = NULL;
|
|
|
2736 }
|
|
|
2737 }
|
|
|
2738
|
|
|
2739 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2740 if (*fdp < 0)
|
|
|
2741 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2742
|
|
|
2743 return tmpname;
|
|
|
2744 }
|
|
|
2745 # endif
|
|
|
2746
|
|
|
2747 #endif
|
|
|
2748
|
|
|
2749 #ifdef FEAT_VIMINFO
|
|
|
2750 /*
|
|
|
2751 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2752 * buffer marks and the buffer has a name.
|
|
|
2753 */
|
|
|
2754 static void
|
|
|
2755 check_marks_read()
|
|
|
2756 {
|
|
|
2757 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2758 && curbuf->b_ffname != NULL)
|
|
1733
|
2759 read_viminfo(NULL, VIF_WANT_MARKS);
|
|
7
|
2760
|
|
|
2761 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2762 * the ' parameter after opening a buffer. */
|
|
|
2763 curbuf->b_marks_read = TRUE;
|
|
|
2764 }
|
|
|
2765 #endif
|
|
|
2766
|
|
|
2767 #ifdef FEAT_CRYPT
|
|
|
2768 /*
|
|
|
2769 * Check for magic number used for encryption.
|
|
|
2770 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2771 * *filesizep are updated.
|
|
|
2772 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2773 */
|
|
|
2774 static char_u *
|
|
|
2775 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2776 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2777 char_u *ptr; /* pointer to read bytes */
|
|
|
2778 long *sizep; /* length of read bytes */
|
|
|
2779 long *filesizep; /* nr of bytes used from file */
|
|
|
2780 int newfile; /* editing a new buffer */
|
|
|
2781 {
|
|
|
2782 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2783 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2784 {
|
|
|
2785 if (cryptkey == NULL)
|
|
|
2786 {
|
|
|
2787 if (*curbuf->b_p_key)
|
|
|
2788 cryptkey = curbuf->b_p_key;
|
|
|
2789 else
|
|
|
2790 {
|
|
|
2791 /* When newfile is TRUE, store the typed key
|
|
|
2792 * in the 'key' option and don't free it. */
|
|
|
2793 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2794 /* check if empty key entered */
|
|
|
2795 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2796 {
|
|
|
2797 if (cryptkey != curbuf->b_p_key)
|
|
|
2798 vim_free(cryptkey);
|
|
|
2799 cryptkey = NULL;
|
|
|
2800 }
|
|
|
2801 }
|
|
|
2802 }
|
|
|
2803
|
|
|
2804 if (cryptkey != NULL)
|
|
|
2805 {
|
|
|
2806 crypt_init_keys(cryptkey);
|
|
|
2807
|
|
|
2808 /* Remove magic number from the text */
|
|
|
2809 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2810 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2811 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2812 }
|
|
|
2813 }
|
|
|
2814 /* When starting to edit a new file which does not have
|
|
|
2815 * encryption, clear the 'key' option, except when
|
|
|
2816 * starting up (called with -x argument) */
|
|
|
2817 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2818 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2819
|
|
|
2820 return cryptkey;
|
|
|
2821 }
|
|
|
2822 #endif
|
|
|
2823
|
|
|
2824 #ifdef UNIX
|
|
|
2825 static void
|
|
|
2826 set_file_time(fname, atime, mtime)
|
|
|
2827 char_u *fname;
|
|
|
2828 time_t atime; /* access time */
|
|
|
2829 time_t mtime; /* modification time */
|
|
|
2830 {
|
|
|
2831 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2832 struct utimbuf buf;
|
|
|
2833
|
|
|
2834 buf.actime = atime;
|
|
|
2835 buf.modtime = mtime;
|
|
|
2836 (void)utime((char *)fname, &buf);
|
|
|
2837 # else
|
|
|
2838 # if defined(HAVE_UTIMES)
|
|
|
2839 struct timeval tvp[2];
|
|
|
2840
|
|
|
2841 tvp[0].tv_sec = atime;
|
|
|
2842 tvp[0].tv_usec = 0;
|
|
|
2843 tvp[1].tv_sec = mtime;
|
|
|
2844 tvp[1].tv_usec = 0;
|
|
|
2845 # ifdef NeXT
|
|
|
2846 (void)utimes((char *)fname, tvp);
|
|
|
2847 # else
|
|
|
2848 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2849 # endif
|
|
|
2850 # endif
|
|
|
2851 # endif
|
|
|
2852 }
|
|
|
2853 #endif /* UNIX */
|
|
|
2854
|
|
22
|
2855 #if defined(VMS) && !defined(MIN)
|
|
|
2856 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2857 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2858 #endif
|
|
|
2859
|
|
7
|
2860 /*
|
|
1303
|
2861 * Return TRUE if a file appears to be read-only from the file permissions.
|
|
|
2862 */
|
|
|
2863 int
|
|
|
2864 check_file_readonly(fname, perm)
|
|
|
2865 char_u *fname; /* full path to file */
|
|
|
2866 int perm; /* known permissions on file */
|
|
|
2867 {
|
|
|
2868 #ifndef USE_MCH_ACCESS
|
|
|
2869 int fd = 0;
|
|
|
2870 #endif
|
|
|
2871
|
|
|
2872 return (
|
|
|
2873 #ifdef USE_MCH_ACCESS
|
|
|
2874 # ifdef UNIX
|
|
|
2875 (perm & 0222) == 0 ||
|
|
|
2876 # endif
|
|
|
2877 mch_access((char *)fname, W_OK)
|
|
|
2878 #else
|
|
|
2879 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
2880 ? TRUE : (close(fd), FALSE)
|
|
|
2881 #endif
|
|
|
2882 );
|
|
|
2883 }
|
|
|
2884
|
|
|
2885
|
|
|
2886 /*
|
|
589
|
2887 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2888 *
|
|
|
2889 * We do our own buffering here because fwrite() is so slow.
|
|
|
2890 *
|
|
589
|
2891 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2892 * In case of an error everything possible is done to restore the original
|
|
1698
|
2893 * file. But when "forceit" is TRUE, we risk losing it.
|
|
589
|
2894 *
|
|
|
2895 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2896 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2897 *
|
|
|
2898 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2899 *
|
|
|
2900 * return FAIL for failure, OK otherwise
|
|
|
2901 */
|
|
|
2902 int
|
|
|
2903 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2904 reset_changed, filtering)
|
|
|
2905 buf_T *buf;
|
|
|
2906 char_u *fname;
|
|
|
2907 char_u *sfname;
|
|
|
2908 linenr_T start, end;
|
|
|
2909 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2910 NULL! */
|
|
589
|
2911 int append; /* append to the file */
|
|
7
|
2912 int forceit;
|
|
|
2913 int reset_changed;
|
|
|
2914 int filtering;
|
|
|
2915 {
|
|
|
2916 int fd;
|
|
|
2917 char_u *backup = NULL;
|
|
|
2918 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2919 int dobackup;
|
|
|
2920 char_u *ffname;
|
|
|
2921 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2922 char_u *s;
|
|
|
2923 char_u *ptr;
|
|
|
2924 char_u c;
|
|
|
2925 int len;
|
|
|
2926 linenr_T lnum;
|
|
|
2927 long nchars;
|
|
|
2928 char_u *errmsg = NULL;
|
|
1947
|
2929 int errmsg_allocated = FALSE;
|
|
7
|
2930 char_u *errnum = NULL;
|
|
|
2931 char_u *buffer;
|
|
|
2932 char_u smallbuf[SMBUFSIZE];
|
|
|
2933 char_u *backup_ext;
|
|
|
2934 int bufsize;
|
|
|
2935 long perm; /* file permissions */
|
|
|
2936 int retval = OK;
|
|
|
2937 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2938 int msg_save = msg_scroll;
|
|
|
2939 int overwriting; /* TRUE if writing over original */
|
|
|
2940 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2941 int device = FALSE; /* writing to a device */
|
|
|
2942 struct stat st_old;
|
|
|
2943 int prev_got_int = got_int;
|
|
|
2944 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2945 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2946 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2947 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2948 #endif
|
|
|
2949 /* writing everything */
|
|
|
2950 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2951 #ifdef FEAT_AUTOCMD
|
|
|
2952 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2953 #endif
|
|
|
2954 int attr;
|
|
|
2955 int fileformat;
|
|
|
2956 int write_bin;
|
|
|
2957 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2958 #ifdef FEAT_MBYTE
|
|
|
2959 int converted = FALSE;
|
|
|
2960 int notconverted = FALSE;
|
|
|
2961 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2962 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2963 #endif
|
|
|
2964 #ifdef HAS_BW_FLAGS
|
|
|
2965 int wb_flags = 0;
|
|
|
2966 #endif
|
|
|
2967 #ifdef HAVE_ACL
|
|
|
2968 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2969 backup or new file */
|
|
|
2970 #endif
|
|
|
2971
|
|
|
2972 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2973 return FAIL;
|
|
|
2974
|
|
|
2975 /*
|
|
|
2976 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2977 * security reasons.
|
|
|
2978 */
|
|
|
2979 if (check_secure())
|
|
|
2980 return FAIL;
|
|
|
2981
|
|
|
2982 /* Avoid a crash for a long name. */
|
|
|
2983 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2984 {
|
|
|
2985 EMSG(_(e_longname));
|
|
|
2986 return FAIL;
|
|
|
2987 }
|
|
|
2988
|
|
|
2989 #ifdef FEAT_MBYTE
|
|
|
2990 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2991 write_info.bw_conv_buf = NULL;
|
|
|
2992 write_info.bw_conv_error = FALSE;
|
|
1947
|
2993 write_info.bw_conv_error_lnum = 0;
|
|
7
|
2994 write_info.bw_restlen = 0;
|
|
|
2995 # ifdef USE_ICONV
|
|
|
2996 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2997 # endif
|
|
|
2998 #endif
|
|
|
2999
|
|
167
|
3000 /* After writing a file changedtick changes but we don't want to display
|
|
|
3001 * the line. */
|
|
|
3002 ex_no_reprint = TRUE;
|
|
|
3003
|
|
7
|
3004 /*
|
|
|
3005 * If there is no file name yet, use the one for the written file.
|
|
|
3006 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
3007 * Don't do this when the write is for a filter command.
|
|
589
|
3008 * Don't do this when appending.
|
|
|
3009 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
3010 */
|
|
633
|
3011 if (buf->b_ffname == NULL
|
|
|
3012 && reset_changed
|
|
7
|
3013 && whole
|
|
|
3014 && buf == curbuf
|
|
236
|
3015 #ifdef FEAT_QUICKFIX
|
|
|
3016 && !bt_nofile(buf)
|
|
|
3017 #endif
|
|
7
|
3018 && !filtering
|
|
589
|
3019 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
3020 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
3021 {
|
|
633
|
3022 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
3023 return FAIL;
|
|
633
|
3024 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
3025 }
|
|
|
3026
|
|
|
3027 if (sfname == NULL)
|
|
|
3028 sfname = fname;
|
|
|
3029 /*
|
|
|
3030 * For Unix: Use the short file name whenever possible.
|
|
|
3031 * Avoids problems with networks and when directory names are changed.
|
|
|
3032 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
3033 * another directory, which we don't detect
|
|
|
3034 */
|
|
|
3035 ffname = fname; /* remember full fname */
|
|
|
3036 #ifdef UNIX
|
|
|
3037 fname = sfname;
|
|
|
3038 #endif
|
|
|
3039
|
|
|
3040 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
3041 overwriting = TRUE;
|
|
|
3042 else
|
|
|
3043 overwriting = FALSE;
|
|
|
3044
|
|
|
3045 if (exiting)
|
|
|
3046 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
3047
|
|
|
3048 ++no_wait_return; /* don't wait for return yet */
|
|
|
3049
|
|
|
3050 /*
|
|
|
3051 * Set '[ and '] marks to the lines to be written.
|
|
|
3052 */
|
|
|
3053 buf->b_op_start.lnum = start;
|
|
|
3054 buf->b_op_start.col = 0;
|
|
|
3055 buf->b_op_end.lnum = end;
|
|
|
3056 buf->b_op_end.col = 0;
|
|
|
3057
|
|
|
3058 #ifdef FEAT_AUTOCMD
|
|
|
3059 {
|
|
|
3060 aco_save_T aco;
|
|
|
3061 int buf_ffname = FALSE;
|
|
|
3062 int buf_sfname = FALSE;
|
|
|
3063 int buf_fname_f = FALSE;
|
|
|
3064 int buf_fname_s = FALSE;
|
|
|
3065 int did_cmd = FALSE;
|
|
17
|
3066 int nofile_err = FALSE;
|
|
161
|
3067 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
3068
|
|
|
3069 /*
|
|
|
3070 * Apply PRE aucocommands.
|
|
|
3071 * Set curbuf to the buffer to be written.
|
|
|
3072 * Careful: The autocommands may call buf_write() recursively!
|
|
|
3073 */
|
|
|
3074 if (ffname == buf->b_ffname)
|
|
|
3075 buf_ffname = TRUE;
|
|
|
3076 if (sfname == buf->b_sfname)
|
|
|
3077 buf_sfname = TRUE;
|
|
|
3078 if (fname == buf->b_ffname)
|
|
|
3079 buf_fname_f = TRUE;
|
|
|
3080 if (fname == buf->b_sfname)
|
|
|
3081 buf_fname_s = TRUE;
|
|
|
3082
|
|
|
3083 /* set curwin/curbuf to buf and save a few things */
|
|
|
3084 aucmd_prepbuf(&aco, buf);
|
|
|
3085
|
|
|
3086 if (append)
|
|
|
3087 {
|
|
|
3088 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
3089 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3090 {
|
|
635
|
3091 #ifdef FEAT_QUICKFIX
|
|
18
|
3092 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3093 nofile_err = TRUE;
|
|
|
3094 else
|
|
635
|
3095 #endif
|
|
17
|
3096 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
3097 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3098 }
|
|
7
|
3099 }
|
|
|
3100 else if (filtering)
|
|
|
3101 {
|
|
|
3102 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
3103 NULL, sfname, FALSE, curbuf, eap);
|
|
|
3104 }
|
|
|
3105 else if (reset_changed && whole)
|
|
|
3106 {
|
|
|
3107 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
3108 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3109 {
|
|
635
|
3110 #ifdef FEAT_QUICKFIX
|
|
179
|
3111 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3112 nofile_err = TRUE;
|
|
|
3113 else
|
|
635
|
3114 #endif
|
|
17
|
3115 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
3116 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3117 }
|
|
7
|
3118 }
|
|
|
3119 else
|
|
|
3120 {
|
|
|
3121 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
3122 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3123 {
|
|
635
|
3124 #ifdef FEAT_QUICKFIX
|
|
179
|
3125 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3126 nofile_err = TRUE;
|
|
|
3127 else
|
|
635
|
3128 #endif
|
|
17
|
3129 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
3130 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3131 }
|
|
7
|
3132 }
|
|
|
3133
|
|
|
3134 /* restore curwin/curbuf and a few other things */
|
|
|
3135 aucmd_restbuf(&aco);
|
|
|
3136
|
|
|
3137 /*
|
|
|
3138 * In three situations we return here and don't write the file:
|
|
|
3139 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
3140 * 2. The autocommands abort script processing.
|
|
|
3141 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
3142 */
|
|
|
3143 if (!buf_valid(buf))
|
|
|
3144 buf = NULL;
|
|
161
|
3145 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
3146 || did_cmd || nofile_err
|
|
|
3147 #ifdef FEAT_EVAL
|
|
|
3148 || aborting()
|
|
|
3149 #endif
|
|
|
3150 )
|
|
7
|
3151 {
|
|
|
3152 --no_wait_return;
|
|
|
3153 msg_scroll = msg_save;
|
|
17
|
3154 if (nofile_err)
|
|
|
3155 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
3156
|
|
532
|
3157 if (nofile_err
|
|
|
3158 #ifdef FEAT_EVAL
|
|
|
3159 || aborting()
|
|
|
3160 #endif
|
|
|
3161 )
|
|
7
|
3162 /* An aborting error, interrupt or exception in the
|
|
|
3163 * autocommands. */
|
|
|
3164 return FAIL;
|
|
|
3165 if (did_cmd)
|
|
|
3166 {
|
|
|
3167 if (buf == NULL)
|
|
|
3168 /* The buffer was deleted. We assume it was written
|
|
|
3169 * (can't retry anyway). */
|
|
|
3170 return OK;
|
|
|
3171 if (overwriting)
|
|
|
3172 {
|
|
|
3173 /* Assume the buffer was written, update the timestamp. */
|
|
|
3174 ml_timestamp(buf);
|
|
589
|
3175 if (append)
|
|
|
3176 buf->b_flags &= ~BF_NEW;
|
|
|
3177 else
|
|
|
3178 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
3179 }
|
|
589
|
3180 if (reset_changed && buf->b_changed && !append
|
|
39
|
3181 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
3182 /* Buffer still changed, the autocommands didn't work
|
|
|
3183 * properly. */
|
|
|
3184 return FAIL;
|
|
|
3185 return OK;
|
|
|
3186 }
|
|
|
3187 #ifdef FEAT_EVAL
|
|
|
3188 if (!aborting())
|
|
|
3189 #endif
|
|
|
3190 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
3191 return FAIL;
|
|
|
3192 }
|
|
|
3193
|
|
|
3194 /*
|
|
|
3195 * The autocommands may have changed the number of lines in the file.
|
|
|
3196 * When writing the whole file, adjust the end.
|
|
|
3197 * When writing part of the file, assume that the autocommands only
|
|
|
3198 * changed the number of lines that are to be written (tricky!).
|
|
|
3199 */
|
|
|
3200 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3201 {
|
|
|
3202 if (whole) /* write all */
|
|
|
3203 end = buf->b_ml.ml_line_count;
|
|
|
3204 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3205 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3206 else /* less lines */
|
|
|
3207 {
|
|
|
3208 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3209 if (end < start)
|
|
|
3210 {
|
|
|
3211 --no_wait_return;
|
|
|
3212 msg_scroll = msg_save;
|
|
|
3213 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3214 return FAIL;
|
|
|
3215 }
|
|
|
3216 }
|
|
|
3217 }
|
|
|
3218
|
|
|
3219 /*
|
|
|
3220 * The autocommands may have changed the name of the buffer, which may
|
|
|
3221 * be kept in fname, ffname and sfname.
|
|
|
3222 */
|
|
|
3223 if (buf_ffname)
|
|
|
3224 ffname = buf->b_ffname;
|
|
|
3225 if (buf_sfname)
|
|
|
3226 sfname = buf->b_sfname;
|
|
|
3227 if (buf_fname_f)
|
|
|
3228 fname = buf->b_ffname;
|
|
|
3229 if (buf_fname_s)
|
|
|
3230 fname = buf->b_sfname;
|
|
|
3231 }
|
|
|
3232 #endif
|
|
|
3233
|
|
|
3234 #ifdef FEAT_NETBEANS_INTG
|
|
|
3235 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3236 {
|
|
|
3237 if (whole)
|
|
|
3238 {
|
|
|
3239 /*
|
|
|
3240 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3241 * the buffer to NetBeans.
|
|
|
3242 */
|
|
|
3243 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3244 {
|
|
33
|
3245 --no_wait_return; /* may wait for return now */
|
|
|
3246 msg_scroll = msg_save;
|
|
|
3247 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3248 return retval;
|
|
|
3249 }
|
|
|
3250 else
|
|
|
3251 {
|
|
|
3252 errnum = (char_u *)"E656: ";
|
|
1653
|
3253 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers");
|
|
7
|
3254 buffer = NULL;
|
|
|
3255 goto fail;
|
|
|
3256 }
|
|
|
3257 }
|
|
|
3258 else
|
|
|
3259 {
|
|
|
3260 errnum = (char_u *)"E657: ";
|
|
|
3261 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3262 buffer = NULL;
|
|
|
3263 goto fail;
|
|
|
3264 }
|
|
|
3265 }
|
|
|
3266 #endif
|
|
|
3267
|
|
|
3268 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3269 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3270 else
|
|
|
3271 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3272 if (!filtering)
|
|
|
3273 filemess(buf,
|
|
|
3274 #ifndef UNIX
|
|
|
3275 sfname,
|
|
|
3276 #else
|
|
|
3277 fname,
|
|
|
3278 #endif
|
|
|
3279 (char_u *)"", 0); /* show that we are busy */
|
|
|
3280 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3281
|
|
|
3282 buffer = alloc(BUFSIZE);
|
|
|
3283 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3284 * one (to be able to write when out of
|
|
|
3285 * memory) */
|
|
|
3286 {
|
|
|
3287 buffer = smallbuf;
|
|
|
3288 bufsize = SMBUFSIZE;
|
|
|
3289 }
|
|
|
3290 else
|
|
|
3291 bufsize = BUFSIZE;
|
|
|
3292
|
|
|
3293 /*
|
|
|
3294 * Get information about original file (if there is one).
|
|
|
3295 */
|
|
|
3296 #if defined(UNIX) && !defined(ARCHIE)
|
|
1438
|
3297 st_old.st_dev = 0;
|
|
|
3298 st_old.st_ino = 0;
|
|
7
|
3299 perm = -1;
|
|
|
3300 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3301 newfile = TRUE;
|
|
|
3302 else
|
|
|
3303 {
|
|
|
3304 perm = st_old.st_mode;
|
|
|
3305 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3306 {
|
|
|
3307 if (S_ISDIR(st_old.st_mode))
|
|
|
3308 {
|
|
|
3309 errnum = (char_u *)"E502: ";
|
|
|
3310 errmsg = (char_u *)_("is a directory");
|
|
|
3311 goto fail;
|
|
|
3312 }
|
|
|
3313 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3314 {
|
|
|
3315 errnum = (char_u *)"E503: ";
|
|
|
3316 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3317 goto fail;
|
|
|
3318 }
|
|
|
3319 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3320 * but for which we can't make a backup. */
|
|
|
3321 device = TRUE;
|
|
|
3322 newfile = TRUE;
|
|
|
3323 perm = -1;
|
|
|
3324 }
|
|
|
3325 }
|
|
|
3326 #else /* !UNIX */
|
|
|
3327 /*
|
|
|
3328 * Check for a writable device name.
|
|
|
3329 */
|
|
|
3330 c = mch_nodetype(fname);
|
|
|
3331 if (c == NODE_OTHER)
|
|
|
3332 {
|
|
|
3333 errnum = (char_u *)"E503: ";
|
|
|
3334 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3335 goto fail;
|
|
|
3336 }
|
|
|
3337 if (c == NODE_WRITABLE)
|
|
|
3338 {
|
|
1004
|
3339 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3340 /* MS-Windows allows opening a device, but we will probably get stuck
|
|
|
3341 * trying to write to it. */
|
|
|
3342 if (!p_odev)
|
|
|
3343 {
|
|
|
3344 errnum = (char_u *)"E796: ";
|
|
|
3345 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option");
|
|
|
3346 goto fail;
|
|
|
3347 }
|
|
|
3348 # endif
|
|
7
|
3349 device = TRUE;
|
|
|
3350 newfile = TRUE;
|
|
|
3351 perm = -1;
|
|
|
3352 }
|
|
|
3353 else
|
|
|
3354 {
|
|
|
3355 perm = mch_getperm(fname);
|
|
|
3356 if (perm < 0)
|
|
|
3357 newfile = TRUE;
|
|
|
3358 else if (mch_isdir(fname))
|
|
|
3359 {
|
|
|
3360 errnum = (char_u *)"E502: ";
|
|
|
3361 errmsg = (char_u *)_("is a directory");
|
|
|
3362 goto fail;
|
|
|
3363 }
|
|
|
3364 if (overwriting)
|
|
|
3365 (void)mch_stat((char *)fname, &st_old);
|
|
|
3366 }
|
|
|
3367 #endif /* !UNIX */
|
|
|
3368
|
|
|
3369 if (!device && !newfile)
|
|
|
3370 {
|
|
|
3371 /*
|
|
|
3372 * Check if the file is really writable (when renaming the file to
|
|
|
3373 * make a backup we won't discover it later).
|
|
|
3374 */
|
|
1303
|
3375 file_readonly = check_file_readonly(fname, (int)perm);
|
|
|
3376
|
|
7
|
3377 if (!forceit && file_readonly)
|
|
|
3378 {
|
|
|
3379 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3380 {
|
|
|
3381 errnum = (char_u *)"E504: ";
|
|
|
3382 errmsg = (char_u *)_(err_readonly);
|
|
|
3383 }
|
|
|
3384 else
|
|
|
3385 {
|
|
|
3386 errnum = (char_u *)"E505: ";
|
|
|
3387 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3388 }
|
|
|
3389 goto fail;
|
|
|
3390 }
|
|
|
3391
|
|
|
3392 /*
|
|
|
3393 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3394 */
|
|
|
3395 if (overwriting)
|
|
|
3396 {
|
|
|
3397 retval = check_mtime(buf, &st_old);
|
|
|
3398 if (retval == FAIL)
|
|
|
3399 goto fail;
|
|
|
3400 }
|
|
|
3401 }
|
|
|
3402
|
|
|
3403 #ifdef HAVE_ACL
|
|
|
3404 /*
|
|
|
3405 * For systems that support ACL: get the ACL from the original file.
|
|
|
3406 */
|
|
|
3407 if (!newfile)
|
|
|
3408 acl = mch_get_acl(fname);
|
|
|
3409 #endif
|
|
|
3410
|
|
|
3411 /*
|
|
|
3412 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3413 */
|
|
|
3414 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3415 #ifdef FEAT_WILDIGN
|
|
|
3416 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3417 dobackup = FALSE;
|
|
|
3418 #endif
|
|
|
3419
|
|
|
3420 /*
|
|
|
3421 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3422 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3423 * abort it.
|
|
|
3424 */
|
|
|
3425 prev_got_int = got_int;
|
|
|
3426 got_int = FALSE;
|
|
|
3427
|
|
|
3428 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3429 buf->b_saving = TRUE;
|
|
|
3430
|
|
|
3431 /*
|
|
|
3432 * If we are not appending or filtering, the file exists, and the
|
|
|
3433 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3434 * When 'patchmode' is set also make a backup when appending.
|
|
|
3435 *
|
|
|
3436 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3437 * off. This helps when editing large files on almost-full disks.
|
|
|
3438 */
|
|
|
3439 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3440 {
|
|
|
3441 #if defined(UNIX) || defined(WIN32)
|
|
|
3442 struct stat st;
|
|
|
3443 #endif
|
|
|
3444
|
|
|
3445 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3446 backup_copy = TRUE;
|
|
|
3447 #if defined(UNIX) || defined(WIN32)
|
|
|
3448 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3449 {
|
|
|
3450 int i;
|
|
|
3451
|
|
|
3452 # ifdef UNIX
|
|
|
3453 /*
|
|
|
3454 * Don't rename the file when:
|
|
|
3455 * - it's a hard link
|
|
|
3456 * - it's a symbolic link
|
|
|
3457 * - we don't have write permission in the directory
|
|
|
3458 * - we can't set the owner/group of the new file
|
|
|
3459 */
|
|
|
3460 if (st_old.st_nlink > 1
|
|
|
3461 || mch_lstat((char *)fname, &st) < 0
|
|
|
3462 || st.st_dev != st_old.st_dev
|
|
557
|
3463 || st.st_ino != st_old.st_ino
|
|
|
3464 # ifndef HAVE_FCHOWN
|
|
|
3465 || st.st_uid != st_old.st_uid
|
|
|
3466 || st.st_gid != st_old.st_gid
|
|
|
3467 # endif
|
|
|
3468 )
|
|
7
|
3469 backup_copy = TRUE;
|
|
|
3470 else
|
|
696
|
3471 # else
|
|
|
3472 # ifdef WIN32
|
|
|
3473 /* On NTFS file systems hard links are possible. */
|
|
|
3474 if (mch_is_linked(fname))
|
|
|
3475 backup_copy = TRUE;
|
|
|
3476 else
|
|
|
3477 # endif
|
|
7
|
3478 # endif
|
|
|
3479 {
|
|
|
3480 /*
|
|
|
3481 * Check if we can create a file and set the owner/group to
|
|
|
3482 * the ones from the original file.
|
|
|
3483 * First find a file name that doesn't exist yet (use some
|
|
|
3484 * arbitrary numbers).
|
|
|
3485 */
|
|
|
3486 STRCPY(IObuff, fname);
|
|
|
3487 for (i = 4913; ; i += 123)
|
|
|
3488 {
|
|
|
3489 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3490 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3491 break;
|
|
|
3492 }
|
|
557
|
3493 fd = mch_open((char *)IObuff,
|
|
|
3494 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3495 if (fd < 0) /* can't write in directory */
|
|
|
3496 backup_copy = TRUE;
|
|
|
3497 else
|
|
|
3498 {
|
|
|
3499 # ifdef UNIX
|
|
557
|
3500 # ifdef HAVE_FCHOWN
|
|
1757
|
3501 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
3502 # endif
|
|
7
|
3503 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3504 || st.st_uid != st_old.st_uid
|
|
|
3505 || st.st_gid != st_old.st_gid
|
|
1877
|
3506 || (long)st.st_mode != perm)
|
|
7
|
3507 backup_copy = TRUE;
|
|
|
3508 # endif
|
|
567
|
3509 /* Close the file before removing it, on MS-Windows we
|
|
|
3510 * can't delete an open file. */
|
|
|
3511 close(fd);
|
|
7
|
3512 mch_remove(IObuff);
|
|
|
3513 }
|
|
|
3514 }
|
|
|
3515 }
|
|
|
3516
|
|
|
3517 # ifdef UNIX
|
|
|
3518 /*
|
|
|
3519 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3520 */
|
|
|
3521 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3522 {
|
|
|
3523 int lstat_res;
|
|
|
3524
|
|
|
3525 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3526
|
|
|
3527 /* Symlinks. */
|
|
|
3528 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3529 && lstat_res == 0
|
|
|
3530 && st.st_ino != st_old.st_ino)
|
|
|
3531 backup_copy = FALSE;
|
|
|
3532
|
|
|
3533 /* Hardlinks. */
|
|
|
3534 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3535 && st_old.st_nlink > 1
|
|
|
3536 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3537 backup_copy = FALSE;
|
|
|
3538 }
|
|
|
3539 #endif
|
|
|
3540
|
|
|
3541 #endif
|
|
|
3542
|
|
|
3543 /* make sure we have a valid backup extension to use */
|
|
|
3544 if (*p_bex == NUL)
|
|
|
3545 {
|
|
|
3546 #ifdef RISCOS
|
|
|
3547 backup_ext = (char_u *)"/bak";
|
|
|
3548 #else
|
|
|
3549 backup_ext = (char_u *)".bak";
|
|
|
3550 #endif
|
|
|
3551 }
|
|
|
3552 else
|
|
|
3553 backup_ext = p_bex;
|
|
|
3554
|
|
|
3555 if (backup_copy
|
|
|
3556 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3557 {
|
|
|
3558 int bfd;
|
|
|
3559 char_u *copybuf, *wp;
|
|
|
3560 int some_error = FALSE;
|
|
|
3561 struct stat st_new;
|
|
|
3562 char_u *dirp;
|
|
|
3563 char_u *rootname;
|
|
344
|
3564 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3565 int did_set_shortname;
|
|
|
3566 #endif
|
|
|
3567
|
|
|
3568 copybuf = alloc(BUFSIZE + 1);
|
|
|
3569 if (copybuf == NULL)
|
|
|
3570 {
|
|
|
3571 some_error = TRUE; /* out of memory */
|
|
|
3572 goto nobackup;
|
|
|
3573 }
|
|
|
3574
|
|
|
3575 /*
|
|
|
3576 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3577 *
|
|
|
3578 * Unix semantics has it, that we may have a writable file,
|
|
|
3579 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3580 * - the directory is not writable,
|
|
|
3581 * - the file may be a symbolic link,
|
|
|
3582 * - the file may belong to another user/group, etc.
|
|
|
3583 *
|
|
|
3584 * For these reasons, the existing writable file must be truncated
|
|
|
3585 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3586 */
|
|
|
3587 dirp = p_bdir;
|
|
|
3588 while (*dirp)
|
|
|
3589 {
|
|
|
3590 #ifdef UNIX
|
|
|
3591 st_new.st_ino = 0;
|
|
|
3592 st_new.st_dev = 0;
|
|
|
3593 st_new.st_gid = 0;
|
|
|
3594 #endif
|
|
|
3595
|
|
|
3596 /*
|
|
|
3597 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3598 */
|
|
|
3599 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3600 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3601 if (rootname == NULL)
|
|
|
3602 {
|
|
|
3603 some_error = TRUE; /* out of memory */
|
|
|
3604 goto nobackup;
|
|
|
3605 }
|
|
|
3606
|
|
344
|
3607 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3608 did_set_shortname = FALSE;
|
|
|
3609 #endif
|
|
|
3610
|
|
|
3611 /*
|
|
|
3612 * May try twice if 'shortname' not set.
|
|
|
3613 */
|
|
|
3614 for (;;)
|
|
|
3615 {
|
|
|
3616 /*
|
|
|
3617 * Make backup file name.
|
|
|
3618 */
|
|
|
3619 backup = buf_modname(
|
|
|
3620 #ifdef SHORT_FNAME
|
|
|
3621 TRUE,
|
|
|
3622 #else
|
|
|
3623 (buf->b_p_sn || buf->b_shortname),
|
|
|
3624 #endif
|
|
|
3625 rootname, backup_ext, FALSE);
|
|
|
3626 if (backup == NULL)
|
|
|
3627 {
|
|
|
3628 vim_free(rootname);
|
|
|
3629 some_error = TRUE; /* out of memory */
|
|
|
3630 goto nobackup;
|
|
|
3631 }
|
|
|
3632
|
|
|
3633 /*
|
|
|
3634 * Check if backup file already exists.
|
|
|
3635 */
|
|
|
3636 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3637 {
|
|
|
3638 #ifdef UNIX
|
|
|
3639 /*
|
|
|
3640 * Check if backup file is same as original file.
|
|
|
3641 * May happen when modname() gave the same file back.
|
|
|
3642 * E.g. silly link, or file name-length reached.
|
|
|
3643 * If we don't check here, we either ruin the file
|
|
|
3644 * when copying or erase it after writing. jw.
|
|
|
3645 */
|
|
|
3646 if (st_new.st_dev == st_old.st_dev
|
|
|
3647 && st_new.st_ino == st_old.st_ino)
|
|
|
3648 {
|
|
|
3649 vim_free(backup);
|
|
|
3650 backup = NULL; /* no backup file to delete */
|
|
|
3651 # ifndef SHORT_FNAME
|
|
|
3652 /*
|
|
|
3653 * may try again with 'shortname' set
|
|
|
3654 */
|
|
|
3655 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3656 {
|
|
|
3657 buf->b_shortname = TRUE;
|
|
|
3658 did_set_shortname = TRUE;
|
|
|
3659 continue;
|
|
|
3660 }
|
|
|
3661 /* setting shortname didn't help */
|
|
|
3662 if (did_set_shortname)
|
|
|
3663 buf->b_shortname = FALSE;
|
|
|
3664 # endif
|
|
|
3665 break;
|
|
|
3666 }
|
|
|
3667 #endif
|
|
|
3668
|
|
|
3669 /*
|
|
|
3670 * If we are not going to keep the backup file, don't
|
|
|
3671 * delete an existing one, try to use another name.
|
|
|
3672 * Change one character, just before the extension.
|
|
|
3673 */
|
|
|
3674 if (!p_bk)
|
|
|
3675 {
|
|
|
3676 wp = backup + STRLEN(backup) - 1
|
|
|
3677 - STRLEN(backup_ext);
|
|
|
3678 if (wp < backup) /* empty file name ??? */
|
|
|
3679 wp = backup;
|
|
|
3680 *wp = 'z';
|
|
|
3681 while (*wp > 'a'
|
|
|
3682 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3683 --*wp;
|
|
|
3684 /* They all exist??? Must be something wrong. */
|
|
|
3685 if (*wp == 'a')
|
|
|
3686 {
|
|
|
3687 vim_free(backup);
|
|
|
3688 backup = NULL;
|
|
|
3689 }
|
|
|
3690 }
|
|
|
3691 }
|
|
|
3692 break;
|
|
|
3693 }
|
|
|
3694 vim_free(rootname);
|
|
|
3695
|
|
|
3696 /*
|
|
|
3697 * Try to create the backup file
|
|
|
3698 */
|
|
|
3699 if (backup != NULL)
|
|
|
3700 {
|
|
|
3701 /* remove old backup, if present */
|
|
|
3702 mch_remove(backup);
|
|
|
3703 /* Open with O_EXCL to avoid the file being created while
|
|
|
3704 * we were sleeping (symlink hacker attack?) */
|
|
|
3705 bfd = mch_open((char *)backup,
|
|
557
|
3706 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3707 perm & 0777);
|
|
7
|
3708 if (bfd < 0)
|
|
|
3709 {
|
|
|
3710 vim_free(backup);
|
|
|
3711 backup = NULL;
|
|
|
3712 }
|
|
|
3713 else
|
|
|
3714 {
|
|
|
3715 /* set file protection same as original file, but
|
|
|
3716 * strip s-bit */
|
|
|
3717 (void)mch_setperm(backup, perm & 0777);
|
|
|
3718
|
|
|
3719 #ifdef UNIX
|
|
|
3720 /*
|
|
|
3721 * Try to set the group of the backup same as the
|
|
|
3722 * original file. If this fails, set the protection
|
|
|
3723 * bits for the group same as the protection bits for
|
|
|
3724 * others.
|
|
|
3725 */
|
|
557
|
3726 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3727 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3728 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3729 # endif
|
|
|
3730 )
|
|
|
3731 mch_setperm(backup,
|
|
|
3732 (perm & 0707) | ((perm & 07) << 3));
|
|
1583
|
3733 # ifdef HAVE_SELINUX
|
|
|
3734 mch_copy_sec(fname, backup);
|
|
|
3735 # endif
|
|
7
|
3736 #endif
|
|
|
3737
|
|
|
3738 /*
|
|
|
3739 * copy the file.
|
|
|
3740 */
|
|
|
3741 write_info.bw_fd = bfd;
|
|
|
3742 write_info.bw_buf = copybuf;
|
|
|
3743 #ifdef HAS_BW_FLAGS
|
|
|
3744 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3745 #endif
|
|
|
3746 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3747 BUFSIZE)) > 0)
|
|
|
3748 {
|
|
|
3749 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3750 {
|
|
|
3751 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3752 break;
|
|
|
3753 }
|
|
|
3754 ui_breakcheck();
|
|
|
3755 if (got_int)
|
|
|
3756 {
|
|
|
3757 errmsg = (char_u *)_(e_interr);
|
|
|
3758 break;
|
|
|
3759 }
|
|
|
3760 }
|
|
|
3761
|
|
|
3762 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3763 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3764 if (write_info.bw_len < 0)
|
|
|
3765 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3766 #ifdef UNIX
|
|
|
3767 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3768 #endif
|
|
|
3769 #ifdef HAVE_ACL
|
|
|
3770 mch_set_acl(backup, acl);
|
|
|
3771 #endif
|
|
1583
|
3772 #ifdef HAVE_SELINUX
|
|
|
3773 mch_copy_sec(fname, backup);
|
|
|
3774 #endif
|
|
7
|
3775 break;
|
|
|
3776 }
|
|
|
3777 }
|
|
|
3778 }
|
|
|
3779 nobackup:
|
|
|
3780 close(fd); /* ignore errors for closing read file */
|
|
|
3781 vim_free(copybuf);
|
|
|
3782
|
|
|
3783 if (backup == NULL && errmsg == NULL)
|
|
|
3784 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3785 /* ignore errors when forceit is TRUE */
|
|
|
3786 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3787 {
|
|
|
3788 retval = FAIL;
|
|
|
3789 goto fail;
|
|
|
3790 }
|
|
|
3791 errmsg = NULL;
|
|
|
3792 }
|
|
|
3793 else
|
|
|
3794 {
|
|
|
3795 char_u *dirp;
|
|
|
3796 char_u *p;
|
|
|
3797 char_u *rootname;
|
|
|
3798
|
|
|
3799 /*
|
|
|
3800 * Make a backup by renaming the original file.
|
|
|
3801 */
|
|
|
3802 /*
|
|
|
3803 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3804 * overwrite a read-only file. But rename may be possible
|
|
|
3805 * anyway, thus we need an extra check here.
|
|
|
3806 */
|
|
|
3807 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3808 {
|
|
|
3809 errnum = (char_u *)"E504: ";
|
|
|
3810 errmsg = (char_u *)_(err_readonly);
|
|
|
3811 goto fail;
|
|
|
3812 }
|
|
|
3813
|
|
|
3814 /*
|
|
|
3815 *
|
|
|
3816 * Form the backup file name - change path/fo.o.h to
|
|
|
3817 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3818 * that works is used.
|
|
|
3819 */
|
|
|
3820 dirp = p_bdir;
|
|
|
3821 while (*dirp)
|
|
|
3822 {
|
|
|
3823 /*
|
|
|
3824 * Isolate one directory name and make the backup file name.
|
|
|
3825 */
|
|
|
3826 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3827 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3828 if (rootname == NULL)
|
|
|
3829 backup = NULL;
|
|
|
3830 else
|
|
|
3831 {
|
|
|
3832 backup = buf_modname(
|
|
|
3833 #ifdef SHORT_FNAME
|
|
|
3834 TRUE,
|
|
|
3835 #else
|
|
|
3836 (buf->b_p_sn || buf->b_shortname),
|
|
|
3837 #endif
|
|
|
3838 rootname, backup_ext, FALSE);
|
|
|
3839 vim_free(rootname);
|
|
|
3840 }
|
|
|
3841
|
|
|
3842 if (backup != NULL)
|
|
|
3843 {
|
|
|
3844 /*
|
|
|
3845 * If we are not going to keep the backup file, don't
|
|
|
3846 * delete an existing one, try to use another name.
|
|
|
3847 * Change one character, just before the extension.
|
|
|
3848 */
|
|
|
3849 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3850 {
|
|
|
3851 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3852 if (p < backup) /* empty file name ??? */
|
|
|
3853 p = backup;
|
|
|
3854 *p = 'z';
|
|
|
3855 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3856 --*p;
|
|
|
3857 /* They all exist??? Must be something wrong! */
|
|
|
3858 if (*p == 'a')
|
|
|
3859 {
|
|
|
3860 vim_free(backup);
|
|
|
3861 backup = NULL;
|
|
|
3862 }
|
|
|
3863 }
|
|
|
3864 }
|
|
|
3865 if (backup != NULL)
|
|
|
3866 {
|
|
|
3867 /*
|
|
531
|
3868 * Delete any existing backup and move the current version
|
|
|
3869 * to the backup. For safety, we don't remove the backup
|
|
|
3870 * until the write has finished successfully. And if the
|
|
|
3871 * 'backup' option is set, leave it around.
|
|
7
|
3872 */
|
|
|
3873 /*
|
|
|
3874 * If the renaming of the original file to the backup file
|
|
|
3875 * works, quit here.
|
|
|
3876 */
|
|
|
3877 if (vim_rename(fname, backup) == 0)
|
|
|
3878 break;
|
|
|
3879
|
|
|
3880 vim_free(backup); /* don't do the rename below */
|
|
|
3881 backup = NULL;
|
|
|
3882 }
|
|
|
3883 }
|
|
|
3884 if (backup == NULL && !forceit)
|
|
|
3885 {
|
|
|
3886 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3887 goto fail;
|
|
|
3888 }
|
|
|
3889 }
|
|
|
3890 }
|
|
|
3891
|
|
|
3892 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3893 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3894 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3895 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3896 {
|
|
|
3897 perm |= 0200;
|
|
|
3898 (void)mch_setperm(fname, perm);
|
|
|
3899 made_writable = TRUE;
|
|
|
3900 }
|
|
|
3901 #endif
|
|
|
3902
|
|
819
|
3903 /* When using ":w!" and writing to the current file, 'readonly' makes no
|
|
164
|
3904 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3905 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3906 {
|
|
|
3907 buf->b_p_ro = FALSE;
|
|
|
3908 #ifdef FEAT_TITLE
|
|
|
3909 need_maketitle = TRUE; /* set window title later */
|
|
|
3910 #endif
|
|
|
3911 #ifdef FEAT_WINDOWS
|
|
|
3912 status_redraw_all(); /* redraw status lines later */
|
|
|
3913 #endif
|
|
|
3914 }
|
|
|
3915
|
|
|
3916 if (end > buf->b_ml.ml_line_count)
|
|
|
3917 end = buf->b_ml.ml_line_count;
|
|
|
3918 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3919 start = end + 1;
|
|
|
3920
|
|
|
3921 /*
|
|
|
3922 * If the original file is being overwritten, there is a small chance that
|
|
|
3923 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3924 * This makes all block numbers positive so that recovery does not need
|
|
|
3925 * the original file.
|
|
|
3926 * Don't do this if there is a backup file and we are exiting.
|
|
|
3927 */
|
|
39
|
3928 if (reset_changed && !newfile && overwriting
|
|
7
|
3929 && !(exiting && backup != NULL))
|
|
|
3930 {
|
|
|
3931 ml_preserve(buf, FALSE);
|
|
|
3932 if (got_int)
|
|
|
3933 {
|
|
|
3934 errmsg = (char_u *)_(e_interr);
|
|
|
3935 goto restore_backup;
|
|
|
3936 }
|
|
|
3937 }
|
|
|
3938
|
|
|
3939 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3940 /*
|
|
|
3941 * Before risking to lose the original file verify if there's
|
|
|
3942 * a resource fork to preserve, and if cannot be done warn
|
|
|
3943 * the users. This happens when overwriting without backups.
|
|
|
3944 */
|
|
|
3945 if (backup == NULL && overwriting && !append)
|
|
|
3946 if (mch_has_resource_fork(fname))
|
|
|
3947 {
|
|
|
3948 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3949 goto restore_backup;
|
|
|
3950 }
|
|
|
3951 #endif
|
|
|
3952
|
|
|
3953 #ifdef VMS
|
|
|
3954 vms_remove_version(fname); /* remove version */
|
|
|
3955 #endif
|
|
1651
|
3956 /* Default: write the file directly. May write to a temp file for
|
|
7
|
3957 * multi-byte conversion. */
|
|
|
3958 wfname = fname;
|
|
|
3959
|
|
|
3960 #ifdef FEAT_MBYTE
|
|
|
3961 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3962 if (eap != NULL && eap->force_enc != 0)
|
|
|
3963 {
|
|
|
3964 fenc = eap->cmd + eap->force_enc;
|
|
|
3965 fenc = enc_canonize(fenc);
|
|
|
3966 fenc_tofree = fenc;
|
|
|
3967 }
|
|
|
3968 else
|
|
|
3969 fenc = buf->b_p_fenc;
|
|
|
3970
|
|
|
3971 /*
|
|
1948
|
3972 * Check if the file needs to be converted.
|
|
7
|
3973 */
|
|
1948
|
3974 converted = need_conversion(fenc);
|
|
7
|
3975
|
|
|
3976 /*
|
|
|
3977 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3978 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3979 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3980 */
|
|
|
3981 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3982 {
|
|
|
3983 wb_flags = get_fio_flags(fenc);
|
|
|
3984 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3985 {
|
|
|
3986 /* Need to allocate a buffer to translate into. */
|
|
|
3987 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3988 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3989 else /* FIO_UCS4 */
|
|
|
3990 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3991 write_info.bw_conv_buf
|
|
|
3992 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3993 if (write_info.bw_conv_buf == NULL)
|
|
|
3994 end = 0;
|
|
|
3995 }
|
|
|
3996 }
|
|
|
3997
|
|
|
3998 # ifdef WIN3264
|
|
|
3999 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
4000 {
|
|
|
4001 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
4002 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
4003 write_info.bw_conv_buf
|
|
|
4004 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4005 if (write_info.bw_conv_buf == NULL)
|
|
|
4006 end = 0;
|
|
|
4007 }
|
|
|
4008 # endif
|
|
|
4009
|
|
|
4010 # ifdef MACOS_X
|
|
|
4011 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
4012 {
|
|
|
4013 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
4014 write_info.bw_conv_buf
|
|
|
4015 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4016 if (write_info.bw_conv_buf == NULL)
|
|
|
4017 end = 0;
|
|
|
4018 }
|
|
|
4019 # endif
|
|
|
4020
|
|
|
4021 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
4022 if (converted && wb_flags == 0)
|
|
|
4023 {
|
|
|
4024 # ifdef USE_ICONV
|
|
|
4025 /*
|
|
|
4026 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
4027 * internally.
|
|
|
4028 */
|
|
|
4029 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
4030 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
4031 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4032 {
|
|
|
4033 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
4034 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
4035 write_info.bw_conv_buf
|
|
|
4036 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4037 if (write_info.bw_conv_buf == NULL)
|
|
|
4038 end = 0;
|
|
|
4039 write_info.bw_first = TRUE;
|
|
|
4040 }
|
|
|
4041 # ifdef FEAT_EVAL
|
|
|
4042 else
|
|
|
4043 # endif
|
|
|
4044 # endif
|
|
|
4045
|
|
|
4046 # ifdef FEAT_EVAL
|
|
|
4047 /*
|
|
|
4048 * When the file needs to be converted with 'charconvert' after
|
|
|
4049 * writing, write to a temp file instead and let the conversion
|
|
|
4050 * overwrite the original file.
|
|
|
4051 */
|
|
|
4052 if (*p_ccv != NUL)
|
|
|
4053 {
|
|
|
4054 wfname = vim_tempname('w');
|
|
|
4055 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
4056 {
|
|
|
4057 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
4058 goto restore_backup;
|
|
|
4059 }
|
|
|
4060 }
|
|
|
4061 # endif
|
|
|
4062 }
|
|
|
4063 # endif
|
|
|
4064 if (converted && wb_flags == 0
|
|
|
4065 # ifdef USE_ICONV
|
|
|
4066 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
4067 # endif
|
|
|
4068 # ifdef FEAT_EVAL
|
|
|
4069 && wfname == fname
|
|
|
4070 # endif
|
|
|
4071 )
|
|
|
4072 {
|
|
|
4073 if (!forceit)
|
|
|
4074 {
|
|
|
4075 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
4076 goto restore_backup;
|
|
|
4077 }
|
|
|
4078 notconverted = TRUE;
|
|
|
4079 }
|
|
|
4080 #endif
|
|
|
4081
|
|
|
4082 /*
|
|
|
4083 * Open the file "wfname" for writing.
|
|
|
4084 * We may try to open the file twice: If we can't write to the
|
|
|
4085 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
4086 * a new one. If this still fails we may have lost the original file!
|
|
|
4087 * (this may happen when the user reached his quotum for number of files).
|
|
|
4088 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
4089 */
|
|
|
4090 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
4091 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
4092 : (O_CREAT | O_TRUNC))
|
|
216
|
4093 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4094 {
|
|
|
4095 /*
|
|
|
4096 * A forced write will try to create a new file if the old one is
|
|
|
4097 * still readonly. This may also happen when the directory is
|
|
|
4098 * read-only. In that case the mch_remove() will fail.
|
|
|
4099 */
|
|
|
4100 if (errmsg == NULL)
|
|
|
4101 {
|
|
|
4102 #ifdef UNIX
|
|
|
4103 struct stat st;
|
|
|
4104
|
|
|
4105 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
4106 if ((!newfile && st_old.st_nlink > 1)
|
|
|
4107 || (mch_lstat((char *)fname, &st) == 0
|
|
|
4108 && (st.st_dev != st_old.st_dev
|
|
|
4109 || st.st_ino != st_old.st_ino)))
|
|
|
4110 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
4111 else
|
|
|
4112 #endif
|
|
|
4113 {
|
|
|
4114 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
4115 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
4116 && perm >= 0)
|
|
|
4117 {
|
|
|
4118 #ifdef UNIX
|
|
|
4119 /* we write to the file, thus it should be marked
|
|
|
4120 writable after all */
|
|
|
4121 if (!(perm & 0200))
|
|
|
4122 made_writable = TRUE;
|
|
|
4123 perm |= 0200;
|
|
|
4124 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
4125 perm &= 0777;
|
|
|
4126 #endif
|
|
|
4127 if (!append) /* don't remove when appending */
|
|
|
4128 mch_remove(wfname);
|
|
|
4129 continue;
|
|
|
4130 }
|
|
|
4131 }
|
|
|
4132 }
|
|
|
4133
|
|
|
4134 restore_backup:
|
|
|
4135 {
|
|
|
4136 struct stat st;
|
|
|
4137
|
|
|
4138 /*
|
|
|
4139 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
4140 * away. If we moved or removed the original file try to put the
|
|
|
4141 * backup in its place.
|
|
|
4142 */
|
|
|
4143 if (backup != NULL && wfname == fname)
|
|
|
4144 {
|
|
|
4145 if (backup_copy)
|
|
|
4146 {
|
|
|
4147 /*
|
|
|
4148 * There is a small chance that we removed the original,
|
|
|
4149 * try to move the copy in its place.
|
|
|
4150 * This may not work if the vim_rename() fails.
|
|
|
4151 * In that case we leave the copy around.
|
|
|
4152 */
|
|
|
4153 /* If file does not exist, put the copy in its place */
|
|
|
4154 if (mch_stat((char *)fname, &st) < 0)
|
|
|
4155 vim_rename(backup, fname);
|
|
|
4156 /* if original file does exist throw away the copy */
|
|
|
4157 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4158 mch_remove(backup);
|
|
|
4159 }
|
|
|
4160 else
|
|
|
4161 {
|
|
|
4162 /* try to put the original file back */
|
|
|
4163 vim_rename(backup, fname);
|
|
|
4164 }
|
|
|
4165 }
|
|
|
4166
|
|
|
4167 /* if original file no longer exists give an extra warning */
|
|
|
4168 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
4169 end = 0;
|
|
|
4170 }
|
|
|
4171
|
|
|
4172 #ifdef FEAT_MBYTE
|
|
|
4173 if (wfname != fname)
|
|
|
4174 vim_free(wfname);
|
|
|
4175 #endif
|
|
|
4176 goto fail;
|
|
|
4177 }
|
|
|
4178 errmsg = NULL;
|
|
|
4179
|
|
|
4180 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
4181 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4182 /*
|
|
|
4183 * On macintosh copy the original files attributes (i.e. the backup)
|
|
1201
|
4184 * This is done in order to preserve the resource fork and the
|
|
|
4185 * Finder attribute (label, comments, custom icons, file creator)
|
|
7
|
4186 */
|
|
|
4187 if (backup != NULL && overwriting && !append)
|
|
|
4188 {
|
|
|
4189 if (backup_copy)
|
|
|
4190 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
4191 else
|
|
|
4192 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
4193 }
|
|
|
4194
|
|
|
4195 if (!overwriting && !append)
|
|
|
4196 {
|
|
|
4197 if (buf->b_ffname != NULL)
|
|
|
4198 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
1201
|
4199 /* Should copy resource fork */
|
|
7
|
4200 }
|
|
|
4201 #endif
|
|
|
4202
|
|
|
4203 write_info.bw_fd = fd;
|
|
|
4204
|
|
|
4205 #ifdef FEAT_CRYPT
|
|
|
4206 if (*buf->b_p_key && !filtering)
|
|
|
4207 {
|
|
|
4208 crypt_init_keys(buf->b_p_key);
|
|
|
4209 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
4210 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
4211 * conversion when needed. */
|
|
|
4212 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4213 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4214 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4215 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4216 end = 0;
|
|
|
4217 wb_flags |= FIO_ENCRYPTED;
|
|
|
4218 }
|
|
|
4219 #endif
|
|
|
4220
|
|
|
4221 write_info.bw_buf = buffer;
|
|
|
4222 nchars = 0;
|
|
|
4223
|
|
|
4224 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4225 if (eap != NULL && eap->force_bin != 0)
|
|
|
4226 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4227 else
|
|
|
4228 write_bin = buf->b_p_bin;
|
|
|
4229
|
|
|
4230 #ifdef FEAT_MBYTE
|
|
|
4231 /*
|
|
|
4232 * The BOM is written just after the encryption magic number.
|
|
24
|
4233 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4234 * sense at the start of the file.
|
|
7
|
4235 */
|
|
24
|
4236 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4237 {
|
|
|
4238 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4239 if (write_info.bw_len > 0)
|
|
|
4240 {
|
|
|
4241 /* don't convert, do encryption */
|
|
|
4242 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4243 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4244 end = 0;
|
|
|
4245 else
|
|
|
4246 nchars += write_info.bw_len;
|
|
|
4247 }
|
|
|
4248 }
|
|
1947
|
4249 write_info.bw_start_lnum = start;
|
|
7
|
4250 #endif
|
|
|
4251
|
|
|
4252 write_info.bw_len = bufsize;
|
|
|
4253 #ifdef HAS_BW_FLAGS
|
|
|
4254 write_info.bw_flags = wb_flags;
|
|
|
4255 #endif
|
|
|
4256 fileformat = get_fileformat_force(buf, eap);
|
|
|
4257 s = buffer;
|
|
|
4258 len = 0;
|
|
|
4259 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4260 {
|
|
|
4261 /*
|
|
|
4262 * The next while loop is done once for each character written.
|
|
|
4263 * Keep it fast!
|
|
|
4264 */
|
|
|
4265 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4266 while ((c = *++ptr) != NUL)
|
|
|
4267 {
|
|
|
4268 if (c == NL)
|
|
|
4269 *s = NUL; /* replace newlines with NULs */
|
|
|
4270 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4271 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4272 else
|
|
|
4273 *s = c;
|
|
|
4274 ++s;
|
|
|
4275 if (++len != bufsize)
|
|
|
4276 continue;
|
|
|
4277 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4278 {
|
|
|
4279 end = 0; /* write error: break loop */
|
|
|
4280 break;
|
|
|
4281 }
|
|
|
4282 nchars += bufsize;
|
|
|
4283 s = buffer;
|
|
|
4284 len = 0;
|
|
1947
|
4285 #ifdef FEAT_MBYTE
|
|
|
4286 write_info.bw_start_lnum = lnum;
|
|
|
4287 #endif
|
|
7
|
4288 }
|
|
|
4289 /* write failed or last line has no EOL: stop here */
|
|
|
4290 if (end == 0
|
|
|
4291 || (lnum == end
|
|
|
4292 && write_bin
|
|
|
4293 && (lnum == write_no_eol_lnum
|
|
|
4294 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4295 {
|
|
|
4296 ++lnum; /* written the line, count it */
|
|
|
4297 no_eol = TRUE;
|
|
|
4298 break;
|
|
|
4299 }
|
|
|
4300 if (fileformat == EOL_UNIX)
|
|
|
4301 *s++ = NL;
|
|
|
4302 else
|
|
|
4303 {
|
|
|
4304 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4305 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4306 {
|
|
|
4307 if (++len == bufsize)
|
|
|
4308 {
|
|
|
4309 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4310 {
|
|
|
4311 end = 0; /* write error: break loop */
|
|
|
4312 break;
|
|
|
4313 }
|
|
|
4314 nchars += bufsize;
|
|
|
4315 s = buffer;
|
|
|
4316 len = 0;
|
|
|
4317 }
|
|
|
4318 *s++ = NL;
|
|
|
4319 }
|
|
|
4320 }
|
|
|
4321 if (++len == bufsize && end)
|
|
|
4322 {
|
|
|
4323 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4324 {
|
|
|
4325 end = 0; /* write error: break loop */
|
|
|
4326 break;
|
|
|
4327 }
|
|
|
4328 nchars += bufsize;
|
|
|
4329 s = buffer;
|
|
|
4330 len = 0;
|
|
|
4331
|
|
|
4332 ui_breakcheck();
|
|
|
4333 if (got_int)
|
|
|
4334 {
|
|
|
4335 end = 0; /* Interrupted, break loop */
|
|
|
4336 break;
|
|
|
4337 }
|
|
|
4338 }
|
|
|
4339 #ifdef VMS
|
|
|
4340 /*
|
|
|
4341 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4342 * at a time. Fix it by writing a line at a time.
|
|
|
4343 * This is much slower!
|
|
22
|
4344 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4345 * structures end with a newline (carriage return) character, and if
|
|
|
4346 * they don't it adds one.
|
|
|
4347 * With other RMS structures it works perfect without this fix.
|
|
7
|
4348 */
|
|
1431
|
4349 if (buf->b_fab_rfm == FAB$C_VFC
|
|
|
4350 || ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0))
|
|
22
|
4351 {
|
|
|
4352 int b2write;
|
|
|
4353
|
|
|
4354 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4355 ? MIN(4096, bufsize)
|
|
|
4356 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4357
|
|
|
4358 b2write = len;
|
|
|
4359 while (b2write > 0)
|
|
7
|
4360 {
|
|
22
|
4361 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4362 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4363 {
|
|
|
4364 end = 0;
|
|
|
4365 break;
|
|
|
4366 }
|
|
|
4367 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4368 }
|
|
|
4369 write_info.bw_len = bufsize;
|
|
|
4370 nchars += len;
|
|
|
4371 s = buffer;
|
|
|
4372 len = 0;
|
|
|
4373 }
|
|
|
4374 #endif
|
|
|
4375 }
|
|
|
4376 if (len > 0 && end > 0)
|
|
|
4377 {
|
|
|
4378 write_info.bw_len = len;
|
|
|
4379 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4380 end = 0; /* write error */
|
|
|
4381 nchars += len;
|
|
|
4382 }
|
|
|
4383
|
|
|
4384 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4385 /* On many journalling file systems there is a bug that causes both the
|
|
|
4386 * original and the backup file to be lost when halting the system right
|
|
|
4387 * after writing the file. That's because only the meta-data is
|
|
|
4388 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4389 * been written to disk and we don't lose it.
|
|
|
4390 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4391 * (could be a pipe).
|
|
|
4392 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4393 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4394 {
|
|
|
4395 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4396 end = 0;
|
|
|
4397 }
|
|
|
4398 #endif
|
|
|
4399
|
|
1583
|
4400 #ifdef HAVE_SELINUX
|
|
|
4401 /* Probably need to set the security context. */
|
|
|
4402 if (!backup_copy)
|
|
|
4403 mch_copy_sec(backup, wfname);
|
|
|
4404 #endif
|
|
|
4405
|
|
557
|
4406 #ifdef UNIX
|
|
|
4407 /* When creating a new file, set its owner/group to that of the original
|
|
|
4408 * file. Get the new device and inode number. */
|
|
|
4409 if (backup != NULL && !backup_copy)
|
|
|
4410 {
|
|
|
4411 # ifdef HAVE_FCHOWN
|
|
|
4412 struct stat st;
|
|
|
4413
|
|
|
4414 /* don't change the owner when it's already OK, some systems remove
|
|
|
4415 * permission or ACL stuff */
|
|
|
4416 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4417 || st.st_uid != st_old.st_uid
|
|
|
4418 || st.st_gid != st_old.st_gid)
|
|
|
4419 {
|
|
1757
|
4420 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
4421 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4422 (void)mch_setperm(wfname, perm);
|
|
|
4423 }
|
|
|
4424 # endif
|
|
|
4425 buf_setino(buf);
|
|
|
4426 }
|
|
1873
|
4427 else if (!buf->b_dev_valid)
|
|
617
|
4428 /* Set the inode when creating a new file. */
|
|
|
4429 buf_setino(buf);
|
|
557
|
4430 #endif
|
|
|
4431
|
|
7
|
4432 if (close(fd) != 0)
|
|
|
4433 {
|
|
|
4434 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4435 end = 0;
|
|
|
4436 }
|
|
|
4437
|
|
|
4438 #ifdef UNIX
|
|
|
4439 if (made_writable)
|
|
|
4440 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4441 #endif
|
|
|
4442 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4443 (void)mch_setperm(wfname, perm);
|
|
|
4444 #ifdef RISCOS
|
|
|
4445 if (!append && !filtering)
|
|
|
4446 /* Set the filetype after writing the file. */
|
|
|
4447 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4448 #endif
|
|
|
4449 #ifdef HAVE_ACL
|
|
|
4450 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4451 * ACL on a file the user doesn't own). */
|
|
|
4452 if (!backup_copy)
|
|
|
4453 mch_set_acl(wfname, acl);
|
|
|
4454 #endif
|
|
|
4455
|
|
|
4456
|
|
|
4457 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4458 if (wfname != fname)
|
|
|
4459 {
|
|
|
4460 /*
|
|
|
4461 * The file was written to a temp file, now it needs to be converted
|
|
|
4462 * with 'charconvert' to (overwrite) the output file.
|
|
|
4463 */
|
|
|
4464 if (end != 0)
|
|
|
4465 {
|
|
|
4466 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4467 wfname, fname) == FAIL)
|
|
|
4468 {
|
|
|
4469 write_info.bw_conv_error = TRUE;
|
|
|
4470 end = 0;
|
|
|
4471 }
|
|
|
4472 }
|
|
|
4473 mch_remove(wfname);
|
|
|
4474 vim_free(wfname);
|
|
|
4475 }
|
|
|
4476 #endif
|
|
|
4477
|
|
|
4478 if (end == 0)
|
|
|
4479 {
|
|
|
4480 if (errmsg == NULL)
|
|
|
4481 {
|
|
|
4482 #ifdef FEAT_MBYTE
|
|
|
4483 if (write_info.bw_conv_error)
|
|
1947
|
4484 {
|
|
|
4485 if (write_info.bw_conv_error_lnum == 0)
|
|
|
4486 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
|
4487 else
|
|
|
4488 {
|
|
|
4489 errmsg_allocated = TRUE;
|
|
|
4490 errmsg = alloc(300);
|
|
|
4491 vim_snprintf((char *)errmsg, 300, _("E513: write error, conversion failed in line %ld (make 'fenc' empty to override)"),
|
|
|
4492 (long)write_info.bw_conv_error_lnum);
|
|
|
4493 }
|
|
|
4494 }
|
|
7
|
4495 else
|
|
|
4496 #endif
|
|
|
4497 if (got_int)
|
|
|
4498 errmsg = (char_u *)_(e_interr);
|
|
|
4499 else
|
|
|
4500 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4501 }
|
|
|
4502
|
|
|
4503 /*
|
|
|
4504 * If we have a backup file, try to put it in place of the new file,
|
|
1698
|
4505 * because the new file is probably corrupt. This avoids losing the
|
|
7
|
4506 * original file when trying to make a backup when writing the file a
|
|
|
4507 * second time.
|
|
|
4508 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4509 * file. Otherwise rename the backup file.
|
|
|
4510 * If this is OK, don't give the extra warning message.
|
|
|
4511 */
|
|
|
4512 if (backup != NULL)
|
|
|
4513 {
|
|
|
4514 if (backup_copy)
|
|
|
4515 {
|
|
|
4516 /* This may take a while, if we were interrupted let the user
|
|
|
4517 * know we got the message. */
|
|
|
4518 if (got_int)
|
|
|
4519 {
|
|
|
4520 MSG(_(e_interr));
|
|
|
4521 out_flush();
|
|
|
4522 }
|
|
|
4523 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4524 {
|
|
|
4525 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4526 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4527 perm & 0777)) >= 0)
|
|
7
|
4528 {
|
|
|
4529 /* copy the file. */
|
|
|
4530 write_info.bw_buf = smallbuf;
|
|
|
4531 #ifdef HAS_BW_FLAGS
|
|
|
4532 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4533 #endif
|
|
|
4534 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4535 SMBUFSIZE)) > 0)
|
|
|
4536 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4537 break;
|
|
|
4538
|
|
|
4539 if (close(write_info.bw_fd) >= 0
|
|
|
4540 && write_info.bw_len == 0)
|
|
|
4541 end = 1; /* success */
|
|
|
4542 }
|
|
|
4543 close(fd); /* ignore errors for closing read file */
|
|
|
4544 }
|
|
|
4545 }
|
|
|
4546 else
|
|
|
4547 {
|
|
|
4548 if (vim_rename(backup, fname) == 0)
|
|
|
4549 end = 1;
|
|
|
4550 }
|
|
|
4551 }
|
|
|
4552 goto fail;
|
|
|
4553 }
|
|
|
4554
|
|
|
4555 lnum -= start; /* compute number of written lines */
|
|
|
4556 --no_wait_return; /* may wait for return now */
|
|
|
4557
|
|
|
4558 #if !(defined(UNIX) || defined(VMS))
|
|
|
4559 fname = sfname; /* use shortname now, for the messages */
|
|
|
4560 #endif
|
|
|
4561 if (!filtering)
|
|
|
4562 {
|
|
|
4563 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4564 c = FALSE;
|
|
|
4565 #ifdef FEAT_MBYTE
|
|
|
4566 if (write_info.bw_conv_error)
|
|
|
4567 {
|
|
|
4568 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4569 c = TRUE;
|
|
1947
|
4570 if (write_info.bw_conv_error_lnum != 0)
|
|
|
4571 {
|
|
1957
|
4572 size_t l = STRLEN(IObuff);
|
|
1947
|
4573 vim_snprintf((char *)IObuff + l, IOSIZE - l, _(" in line %ld;"),
|
|
|
4574 (long)write_info.bw_conv_error_lnum);
|
|
|
4575 }
|
|
7
|
4576 }
|
|
|
4577 else if (notconverted)
|
|
|
4578 {
|
|
|
4579 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4580 c = TRUE;
|
|
|
4581 }
|
|
|
4582 else if (converted)
|
|
|
4583 {
|
|
|
4584 STRCAT(IObuff, _("[converted]"));
|
|
|
4585 c = TRUE;
|
|
|
4586 }
|
|
|
4587 #endif
|
|
|
4588 if (device)
|
|
|
4589 {
|
|
|
4590 STRCAT(IObuff, _("[Device]"));
|
|
|
4591 c = TRUE;
|
|
|
4592 }
|
|
|
4593 else if (newfile)
|
|
|
4594 {
|
|
|
4595 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4596 c = TRUE;
|
|
|
4597 }
|
|
|
4598 if (no_eol)
|
|
|
4599 {
|
|
|
4600 msg_add_eol();
|
|
|
4601 c = TRUE;
|
|
|
4602 }
|
|
|
4603 /* may add [unix/dos/mac] */
|
|
|
4604 if (msg_add_fileformat(fileformat))
|
|
|
4605 c = TRUE;
|
|
|
4606 #ifdef FEAT_CRYPT
|
|
|
4607 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4608 {
|
|
|
4609 STRCAT(IObuff, _("[crypted]"));
|
|
|
4610 c = TRUE;
|
|
|
4611 }
|
|
|
4612 #endif
|
|
|
4613 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4614 if (!shortmess(SHM_WRITE))
|
|
|
4615 {
|
|
|
4616 if (append)
|
|
|
4617 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4618 else
|
|
|
4619 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4620 }
|
|
|
4621
|
|
679
|
4622 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0), 0);
|
|
7
|
4623 }
|
|
|
4624
|
|
39
|
4625 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4626 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4627 if (reset_changed && whole && !append
|
|
7
|
4628 #ifdef FEAT_MBYTE
|
|
|
4629 && !write_info.bw_conv_error
|
|
|
4630 #endif
|
|
39
|
4631 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4632 )
|
|
7
|
4633 {
|
|
|
4634 unchanged(buf, TRUE);
|
|
|
4635 u_unchanged(buf);
|
|
|
4636 }
|
|
|
4637
|
|
|
4638 /*
|
|
|
4639 * If written to the current file, update the timestamp of the swap file
|
|
|
4640 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4641 */
|
|
|
4642 if (overwriting)
|
|
|
4643 {
|
|
|
4644 ml_timestamp(buf);
|
|
589
|
4645 if (append)
|
|
|
4646 buf->b_flags &= ~BF_NEW;
|
|
|
4647 else
|
|
|
4648 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4649 }
|
|
|
4650
|
|
|
4651 /*
|
|
|
4652 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4653 * the backup file our 'original' file.
|
|
|
4654 */
|
|
|
4655 if (*p_pm && dobackup)
|
|
|
4656 {
|
|
|
4657 char *org = (char *)buf_modname(
|
|
|
4658 #ifdef SHORT_FNAME
|
|
|
4659 TRUE,
|
|
|
4660 #else
|
|
|
4661 (buf->b_p_sn || buf->b_shortname),
|
|
|
4662 #endif
|
|
|
4663 fname, p_pm, FALSE);
|
|
|
4664
|
|
|
4665 if (backup != NULL)
|
|
|
4666 {
|
|
|
4667 struct stat st;
|
|
|
4668
|
|
|
4669 /*
|
|
|
4670 * If the original file does not exist yet
|
|
|
4671 * the current backup file becomes the original file
|
|
|
4672 */
|
|
|
4673 if (org == NULL)
|
|
|
4674 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4675 else if (mch_stat(org, &st) < 0)
|
|
|
4676 {
|
|
|
4677 vim_rename(backup, (char_u *)org);
|
|
|
4678 vim_free(backup); /* don't delete the file */
|
|
|
4679 backup = NULL;
|
|
|
4680 #ifdef UNIX
|
|
|
4681 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4682 #endif
|
|
|
4683 }
|
|
|
4684 }
|
|
|
4685 /*
|
|
|
4686 * If there is no backup file, remember that a (new) file was
|
|
|
4687 * created.
|
|
|
4688 */
|
|
|
4689 else
|
|
|
4690 {
|
|
|
4691 int empty_fd;
|
|
|
4692
|
|
|
4693 if (org == NULL
|
|
557
|
4694 || (empty_fd = mch_open(org,
|
|
|
4695 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4696 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4697 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4698 else
|
|
|
4699 close(empty_fd);
|
|
|
4700 }
|
|
|
4701 if (org != NULL)
|
|
|
4702 {
|
|
|
4703 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4704 vim_free(org);
|
|
|
4705 }
|
|
|
4706 }
|
|
|
4707
|
|
|
4708 /*
|
|
|
4709 * Remove the backup unless 'backup' option is set
|
|
|
4710 */
|
|
|
4711 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4712 EMSG(_("E207: Can't delete backup file"));
|
|
|
4713
|
|
|
4714 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4715 if (usingSunWorkShop)
|
|
|
4716 workshop_file_saved((char *) ffname);
|
|
|
4717 #endif
|
|
|
4718
|
|
|
4719 goto nofail;
|
|
|
4720
|
|
|
4721 /*
|
|
|
4722 * Finish up. We get here either after failure or success.
|
|
|
4723 */
|
|
|
4724 fail:
|
|
|
4725 --no_wait_return; /* may wait for return now */
|
|
|
4726 nofail:
|
|
|
4727
|
|
|
4728 /* Done saving, we accept changed buffer warnings again */
|
|
|
4729 buf->b_saving = FALSE;
|
|
|
4730
|
|
|
4731 vim_free(backup);
|
|
|
4732 if (buffer != smallbuf)
|
|
|
4733 vim_free(buffer);
|
|
|
4734 #ifdef FEAT_MBYTE
|
|
|
4735 vim_free(fenc_tofree);
|
|
|
4736 vim_free(write_info.bw_conv_buf);
|
|
|
4737 # ifdef USE_ICONV
|
|
|
4738 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4739 {
|
|
|
4740 iconv_close(write_info.bw_iconv_fd);
|
|
|
4741 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4742 }
|
|
|
4743 # endif
|
|
|
4744 #endif
|
|
|
4745 #ifdef HAVE_ACL
|
|
|
4746 mch_free_acl(acl);
|
|
|
4747 #endif
|
|
|
4748
|
|
|
4749 if (errmsg != NULL)
|
|
|
4750 {
|
|
835
|
4751 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0;
|
|
7
|
4752
|
|
|
4753 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4754 msg_add_fname(buf,
|
|
|
4755 #ifndef UNIX
|
|
|
4756 sfname
|
|
|
4757 #else
|
|
|
4758 fname
|
|
|
4759 #endif
|
|
|
4760 ); /* put file name in IObuff with quotes */
|
|
|
4761 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4762 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4763 /* If the error message has the form "is ...", put the error number in
|
|
|
4764 * front of the file name. */
|
|
|
4765 if (errnum != NULL)
|
|
|
4766 {
|
|
1620
|
4767 STRMOVE(IObuff + numlen, IObuff);
|
|
7
|
4768 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4769 }
|
|
|
4770 STRCAT(IObuff, errmsg);
|
|
|
4771 emsg(IObuff);
|
|
1947
|
4772 if (errmsg_allocated)
|
|
|
4773 vim_free(errmsg);
|
|
7
|
4774
|
|
|
4775 retval = FAIL;
|
|
|
4776 if (end == 0)
|
|
|
4777 {
|
|
|
4778 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4779 attr | MSG_HIST);
|
|
|
4780 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4781 attr | MSG_HIST);
|
|
|
4782
|
|
|
4783 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4784 * prompt when writing again. */
|
|
|
4785 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4786 {
|
|
|
4787 buf_store_time(buf, &st_old, fname);
|
|
|
4788 buf->b_mtime_read = buf->b_mtime;
|
|
|
4789 }
|
|
|
4790 }
|
|
|
4791 }
|
|
|
4792 msg_scroll = msg_save;
|
|
|
4793
|
|
|
4794 #ifdef FEAT_AUTOCMD
|
|
|
4795 #ifdef FEAT_EVAL
|
|
|
4796 if (!should_abort(retval))
|
|
|
4797 #else
|
|
|
4798 if (!got_int)
|
|
|
4799 #endif
|
|
|
4800 {
|
|
|
4801 aco_save_T aco;
|
|
|
4802
|
|
|
4803 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4804
|
|
|
4805 /*
|
|
|
4806 * Apply POST autocommands.
|
|
|
4807 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4808 */
|
|
|
4809 aucmd_prepbuf(&aco, buf);
|
|
|
4810
|
|
|
4811 if (append)
|
|
|
4812 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4813 FALSE, curbuf, eap);
|
|
|
4814 else if (filtering)
|
|
|
4815 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4816 FALSE, curbuf, eap);
|
|
|
4817 else if (reset_changed && whole)
|
|
|
4818 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4819 FALSE, curbuf, eap);
|
|
|
4820 else
|
|
|
4821 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4822 FALSE, curbuf, eap);
|
|
|
4823
|
|
|
4824 /* restore curwin/curbuf and a few other things */
|
|
|
4825 aucmd_restbuf(&aco);
|
|
|
4826
|
|
|
4827 #ifdef FEAT_EVAL
|
|
|
4828 if (aborting()) /* autocmds may abort script processing */
|
|
|
4829 retval = FALSE;
|
|
|
4830 #endif
|
|
|
4831 }
|
|
|
4832 #endif
|
|
|
4833
|
|
|
4834 got_int |= prev_got_int;
|
|
|
4835
|
|
|
4836 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4837 /* Update machine specific information. */
|
|
|
4838 mch_post_buffer_write(buf);
|
|
|
4839 #endif
|
|
|
4840 return retval;
|
|
|
4841 }
|
|
|
4842
|
|
|
4843 /*
|
|
633
|
4844 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4845 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4846 */
|
|
|
4847 static int
|
|
|
4848 set_rw_fname(fname, sfname)
|
|
|
4849 char_u *fname;
|
|
|
4850 char_u *sfname;
|
|
|
4851 {
|
|
|
4852 #ifdef FEAT_AUTOCMD
|
|
1905
|
4853 buf_T *buf = curbuf;
|
|
|
4854
|
|
633
|
4855 /* It's like the unnamed buffer is deleted.... */
|
|
|
4856 if (curbuf->b_p_bl)
|
|
|
4857 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4858 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4859 # ifdef FEAT_EVAL
|
|
|
4860 if (aborting()) /* autocmds may abort script processing */
|
|
|
4861 return FAIL;
|
|
|
4862 # endif
|
|
1905
|
4863 if (curbuf != buf)
|
|
|
4864 {
|
|
|
4865 /* We are in another buffer now, don't do the renaming. */
|
|
|
4866 EMSG(_(e_auchangedbuf));
|
|
|
4867 return FAIL;
|
|
|
4868 }
|
|
633
|
4869 #endif
|
|
|
4870
|
|
|
4871 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4872 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4873
|
|
|
4874 #ifdef FEAT_AUTOCMD
|
|
|
4875 /* ....and a new named one is created */
|
|
|
4876 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4877 if (curbuf->b_p_bl)
|
|
|
4878 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4879 # ifdef FEAT_EVAL
|
|
|
4880 if (aborting()) /* autocmds may abort script processing */
|
|
|
4881 return FAIL;
|
|
|
4882 # endif
|
|
|
4883
|
|
|
4884 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4885 if (*curbuf->b_p_ft == NUL)
|
|
|
4886 {
|
|
819
|
4887 if (au_has_group((char_u *)"filetypedetect"))
|
|
676
|
4888 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE);
|
|
717
|
4889 do_modelines(0);
|
|
633
|
4890 }
|
|
|
4891 #endif
|
|
|
4892
|
|
|
4893 return OK;
|
|
|
4894 }
|
|
|
4895
|
|
|
4896 /*
|
|
7
|
4897 * Put file name into IObuff with quotes.
|
|
|
4898 */
|
|
33
|
4899 void
|
|
7
|
4900 msg_add_fname(buf, fname)
|
|
|
4901 buf_T *buf;
|
|
|
4902 char_u *fname;
|
|
|
4903 {
|
|
|
4904 if (fname == NULL)
|
|
|
4905 fname = (char_u *)"-stdin-";
|
|
|
4906 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4907 IObuff[0] = '"';
|
|
|
4908 STRCAT(IObuff, "\" ");
|
|
|
4909 }
|
|
|
4910
|
|
|
4911 /*
|
|
|
4912 * Append message for text mode to IObuff.
|
|
|
4913 * Return TRUE if something appended.
|
|
|
4914 */
|
|
|
4915 static int
|
|
|
4916 msg_add_fileformat(eol_type)
|
|
|
4917 int eol_type;
|
|
|
4918 {
|
|
|
4919 #ifndef USE_CRNL
|
|
|
4920 if (eol_type == EOL_DOS)
|
|
|
4921 {
|
|
|
4922 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4923 return TRUE;
|
|
|
4924 }
|
|
|
4925 #endif
|
|
|
4926 #ifndef USE_CR
|
|
|
4927 if (eol_type == EOL_MAC)
|
|
|
4928 {
|
|
|
4929 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4930 return TRUE;
|
|
|
4931 }
|
|
|
4932 #endif
|
|
|
4933 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4934 if (eol_type == EOL_UNIX)
|
|
|
4935 {
|
|
|
4936 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4937 return TRUE;
|
|
|
4938 }
|
|
|
4939 #endif
|
|
|
4940 return FALSE;
|
|
|
4941 }
|
|
|
4942
|
|
|
4943 /*
|
|
|
4944 * Append line and character count to IObuff.
|
|
|
4945 */
|
|
33
|
4946 void
|
|
7
|
4947 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4948 int insert_space;
|
|
|
4949 long lnum;
|
|
|
4950 long nchars;
|
|
|
4951 {
|
|
|
4952 char_u *p;
|
|
|
4953
|
|
|
4954 p = IObuff + STRLEN(IObuff);
|
|
|
4955
|
|
|
4956 if (insert_space)
|
|
|
4957 *p++ = ' ';
|
|
|
4958 if (shortmess(SHM_LINES))
|
|
|
4959 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4960 else
|
|
|
4961 {
|
|
|
4962 if (lnum == 1)
|
|
|
4963 STRCPY(p, _("1 line, "));
|
|
|
4964 else
|
|
|
4965 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4966 p += STRLEN(p);
|
|
|
4967 if (nchars == 1)
|
|
|
4968 STRCPY(p, _("1 character"));
|
|
|
4969 else
|
|
|
4970 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4971 }
|
|
|
4972 }
|
|
|
4973
|
|
|
4974 /*
|
|
|
4975 * Append message for missing line separator to IObuff.
|
|
|
4976 */
|
|
|
4977 static void
|
|
|
4978 msg_add_eol()
|
|
|
4979 {
|
|
|
4980 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4981 }
|
|
|
4982
|
|
|
4983 /*
|
|
|
4984 * Check modification time of file, before writing to it.
|
|
|
4985 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4986 * using the same timestamp but can't set the size.
|
|
|
4987 */
|
|
|
4988 static int
|
|
|
4989 check_mtime(buf, st)
|
|
|
4990 buf_T *buf;
|
|
|
4991 struct stat *st;
|
|
|
4992 {
|
|
|
4993 if (buf->b_mtime_read != 0
|
|
|
4994 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4995 {
|
|
|
4996 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4997 msg_silent = 0; /* must give this prompt */
|
|
|
4998 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4999 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
5000 hl_attr(HLF_E));
|
|
|
5001 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
5002 TRUE) == 'n')
|
|
|
5003 return FAIL;
|
|
|
5004 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
5005 }
|
|
|
5006 return OK;
|
|
|
5007 }
|
|
|
5008
|
|
|
5009 static int
|
|
|
5010 time_differs(t1, t2)
|
|
|
5011 long t1, t2;
|
|
|
5012 {
|
|
|
5013 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
5014 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
5015 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
5016 * time may change unexpectedly by one second!!! */
|
|
|
5017 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
5018 #else
|
|
|
5019 return (t1 != t2);
|
|
|
5020 #endif
|
|
|
5021 }
|
|
|
5022
|
|
|
5023 /*
|
|
|
5024 * Call write() to write a number of bytes to the file.
|
|
|
5025 * Also handles encryption and 'encoding' conversion.
|
|
|
5026 *
|
|
|
5027 * Return FAIL for failure, OK otherwise.
|
|
|
5028 */
|
|
|
5029 static int
|
|
|
5030 buf_write_bytes(ip)
|
|
|
5031 struct bw_info *ip;
|
|
|
5032 {
|
|
|
5033 int wlen;
|
|
|
5034 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
5035 int len = ip->bw_len; /* length of data */
|
|
|
5036 #ifdef HAS_BW_FLAGS
|
|
|
5037 int flags = ip->bw_flags; /* extra flags */
|
|
|
5038 #endif
|
|
|
5039
|
|
|
5040 #ifdef FEAT_MBYTE
|
|
|
5041 /*
|
|
|
5042 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
5043 */
|
|
|
5044 if (!(flags & FIO_NOCONVERT))
|
|
|
5045 {
|
|
|
5046 char_u *p;
|
|
|
5047 unsigned c;
|
|
|
5048 int n;
|
|
|
5049
|
|
|
5050 if (flags & FIO_UTF8)
|
|
|
5051 {
|
|
|
5052 /*
|
|
|
5053 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
5054 */
|
|
|
5055 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5056 for (wlen = 0; wlen < len; ++wlen)
|
|
|
5057 p += utf_char2bytes(buf[wlen], p);
|
|
|
5058 buf = ip->bw_conv_buf;
|
|
|
5059 len = (int)(p - ip->bw_conv_buf);
|
|
|
5060 }
|
|
|
5061 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
5062 {
|
|
|
5063 /*
|
|
|
5064 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
5065 * Latin1 chars in the file.
|
|
|
5066 */
|
|
|
5067 if (flags & FIO_LATIN1)
|
|
|
5068 p = buf; /* translate in-place (can only get shorter) */
|
|
|
5069 else
|
|
|
5070 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5071 for (wlen = 0; wlen < len; wlen += n)
|
|
|
5072 {
|
|
|
5073 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
5074 {
|
|
|
5075 int l;
|
|
|
5076
|
|
|
5077 /* Use remainder of previous call. Append the start of
|
|
|
5078 * buf[] to get a full sequence. Might still be too
|
|
|
5079 * short! */
|
|
|
5080 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
5081 if (l > len)
|
|
|
5082 l = len;
|
|
|
5083 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
5084 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
5085 if (n > ip->bw_restlen + len)
|
|
|
5086 {
|
|
|
5087 /* We have an incomplete byte sequence at the end to
|
|
|
5088 * be written. We can't convert it without the
|
|
|
5089 * remaining bytes. Keep them for the next call. */
|
|
|
5090 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
5091 return FAIL;
|
|
|
5092 ip->bw_restlen += len;
|
|
|
5093 break;
|
|
|
5094 }
|
|
|
5095 if (n > 1)
|
|
|
5096 c = utf_ptr2char(ip->bw_rest);
|
|
|
5097 else
|
|
|
5098 c = ip->bw_rest[0];
|
|
|
5099 if (n >= ip->bw_restlen)
|
|
|
5100 {
|
|
|
5101 n -= ip->bw_restlen;
|
|
|
5102 ip->bw_restlen = 0;
|
|
|
5103 }
|
|
|
5104 else
|
|
|
5105 {
|
|
|
5106 ip->bw_restlen -= n;
|
|
|
5107 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
5108 (size_t)ip->bw_restlen);
|
|
|
5109 n = 0;
|
|
|
5110 }
|
|
|
5111 }
|
|
|
5112 else
|
|
|
5113 {
|
|
474
|
5114 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
5115 if (n > len - wlen)
|
|
|
5116 {
|
|
|
5117 /* We have an incomplete byte sequence at the end to
|
|
|
5118 * be written. We can't convert it without the
|
|
|
5119 * remaining bytes. Keep them for the next call. */
|
|
|
5120 if (len - wlen > CONV_RESTLEN)
|
|
|
5121 return FAIL;
|
|
|
5122 ip->bw_restlen = len - wlen;
|
|
|
5123 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
5124 (size_t)ip->bw_restlen);
|
|
|
5125 break;
|
|
|
5126 }
|
|
|
5127 if (n > 1)
|
|
|
5128 c = utf_ptr2char(buf + wlen);
|
|
|
5129 else
|
|
|
5130 c = buf[wlen];
|
|
|
5131 }
|
|
|
5132
|
|
1947
|
5133 if (ucs2bytes(c, &p, flags) && !ip->bw_conv_error)
|
|
|
5134 {
|
|
|
5135 ip->bw_conv_error = TRUE;
|
|
|
5136 ip->bw_conv_error_lnum = ip->bw_start_lnum;
|
|
|
5137 }
|
|
|
5138 if (c == NL)
|
|
|
5139 ++ip->bw_start_lnum;
|
|
7
|
5140 }
|
|
|
5141 if (flags & FIO_LATIN1)
|
|
|
5142 len = (int)(p - buf);
|
|
|
5143 else
|
|
|
5144 {
|
|
|
5145 buf = ip->bw_conv_buf;
|
|
|
5146 len = (int)(p - ip->bw_conv_buf);
|
|
|
5147 }
|
|
|
5148 }
|
|
|
5149
|
|
|
5150 # ifdef WIN3264
|
|
|
5151 else if (flags & FIO_CODEPAGE)
|
|
|
5152 {
|
|
|
5153 /*
|
|
|
5154 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
5155 * codepage.
|
|
|
5156 */
|
|
|
5157 char_u *from;
|
|
|
5158 size_t fromlen;
|
|
|
5159 char_u *to;
|
|
|
5160 int u8c;
|
|
|
5161 BOOL bad = FALSE;
|
|
|
5162 int needed;
|
|
|
5163
|
|
|
5164 if (ip->bw_restlen > 0)
|
|
|
5165 {
|
|
|
5166 /* Need to concatenate the remainder of the previous call and
|
|
|
5167 * the bytes of the current call. Use the end of the
|
|
|
5168 * conversion buffer for this. */
|
|
|
5169 fromlen = len + ip->bw_restlen;
|
|
|
5170 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5171 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5172 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5173 }
|
|
|
5174 else
|
|
|
5175 {
|
|
|
5176 from = buf;
|
|
|
5177 fromlen = len;
|
|
|
5178 }
|
|
|
5179
|
|
|
5180 to = ip->bw_conv_buf;
|
|
|
5181 if (enc_utf8)
|
|
|
5182 {
|
|
|
5183 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
5184 * The buffer has been allocated to be big enough. */
|
|
|
5185 while (fromlen > 0)
|
|
|
5186 {
|
|
835
|
5187 n = (int)utf_ptr2len_len(from, (int)fromlen);
|
|
7
|
5188 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
5189 break;
|
|
|
5190 u8c = utf_ptr2char(from);
|
|
|
5191 *to++ = (u8c & 0xff);
|
|
|
5192 *to++ = (u8c >> 8);
|
|
|
5193 fromlen -= n;
|
|
|
5194 from += n;
|
|
|
5195 }
|
|
|
5196
|
|
|
5197 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
5198 * call. */
|
|
|
5199 if (fromlen > CONV_RESTLEN)
|
|
|
5200 {
|
|
|
5201 /* weird overlong sequence */
|
|
|
5202 ip->bw_conv_error = TRUE;
|
|
|
5203 return FAIL;
|
|
|
5204 }
|
|
|
5205 mch_memmove(ip->bw_rest, from, fromlen);
|
|
835
|
5206 ip->bw_restlen = (int)fromlen;
|
|
7
|
5207 }
|
|
|
5208 else
|
|
|
5209 {
|
|
|
5210 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
5211 * buffer. The buffer has been allocated to be big enough. */
|
|
|
5212 ip->bw_restlen = 0;
|
|
|
5213 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5214 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen,
|
|
7
|
5215 NULL, 0);
|
|
|
5216 if (needed == 0)
|
|
|
5217 {
|
|
|
5218 /* When conversion fails there may be a trailing byte. */
|
|
|
5219 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5220 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1,
|
|
7
|
5221 NULL, 0);
|
|
|
5222 if (needed == 0)
|
|
|
5223 {
|
|
|
5224 /* Conversion doesn't work. */
|
|
|
5225 ip->bw_conv_error = TRUE;
|
|
|
5226 return FAIL;
|
|
|
5227 }
|
|
|
5228 /* Save the trailing byte for the next call. */
|
|
|
5229 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
5230 ip->bw_restlen = 1;
|
|
|
5231 }
|
|
|
5232 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
1142
|
5233 (LPCSTR)from, (int)(fromlen - ip->bw_restlen),
|
|
7
|
5234 (LPWSTR)to, needed);
|
|
|
5235 if (needed == 0)
|
|
|
5236 {
|
|
|
5237 /* Safety check: Conversion doesn't work. */
|
|
|
5238 ip->bw_conv_error = TRUE;
|
|
|
5239 return FAIL;
|
|
|
5240 }
|
|
|
5241 to += needed * 2;
|
|
|
5242 }
|
|
|
5243
|
|
|
5244 fromlen = to - ip->bw_conv_buf;
|
|
|
5245 buf = to;
|
|
|
5246 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5247 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
5248 {
|
|
|
5249 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
5250 * conversion buffer. Fails when out of space. */
|
|
|
5251 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
5252 {
|
|
|
5253 u8c = *from++;
|
|
|
5254 u8c += (*from++ << 8);
|
|
|
5255 to += utf_char2bytes(u8c, to);
|
|
|
5256 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
5257 {
|
|
|
5258 ip->bw_conv_error = TRUE;
|
|
|
5259 return FAIL;
|
|
|
5260 }
|
|
|
5261 }
|
|
835
|
5262 len = (int)(to - buf);
|
|
7
|
5263 }
|
|
|
5264 else
|
|
|
5265 #endif
|
|
|
5266 {
|
|
|
5267 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
5268 * the conversion buffer. If the conversion uses the default
|
|
|
5269 * character "0", the data doesn't fit in this encoding, so
|
|
|
5270 * fail. */
|
|
|
5271 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5272 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
1142
|
5273 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0,
|
|
|
5274 &bad);
|
|
7
|
5275 if (bad)
|
|
|
5276 {
|
|
|
5277 ip->bw_conv_error = TRUE;
|
|
|
5278 return FAIL;
|
|
|
5279 }
|
|
|
5280 }
|
|
|
5281 }
|
|
|
5282 # endif
|
|
|
5283
|
|
765
|
5284 # ifdef MACOS_CONVERT
|
|
7
|
5285 else if (flags & FIO_MACROMAN)
|
|
|
5286 {
|
|
|
5287 /*
|
|
|
5288 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5289 */
|
|
|
5290 char_u *from;
|
|
|
5291 size_t fromlen;
|
|
|
5292
|
|
|
5293 if (ip->bw_restlen > 0)
|
|
|
5294 {
|
|
|
5295 /* Need to concatenate the remainder of the previous call and
|
|
|
5296 * the bytes of the current call. Use the end of the
|
|
|
5297 * conversion buffer for this. */
|
|
|
5298 fromlen = len + ip->bw_restlen;
|
|
|
5299 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5300 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5301 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5302 }
|
|
|
5303 else
|
|
|
5304 {
|
|
|
5305 from = buf;
|
|
|
5306 fromlen = len;
|
|
|
5307 }
|
|
|
5308
|
|
18
|
5309 if (enc2macroman(from, fromlen,
|
|
|
5310 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5311 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5312 {
|
|
|
5313 ip->bw_conv_error = TRUE;
|
|
|
5314 return FAIL;
|
|
|
5315 }
|
|
|
5316 buf = ip->bw_conv_buf;
|
|
|
5317 }
|
|
|
5318 # endif
|
|
|
5319
|
|
|
5320 # ifdef USE_ICONV
|
|
|
5321 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5322 {
|
|
|
5323 const char *from;
|
|
|
5324 size_t fromlen;
|
|
|
5325 char *to;
|
|
|
5326 size_t tolen;
|
|
|
5327
|
|
|
5328 /* Convert with iconv(). */
|
|
|
5329 if (ip->bw_restlen > 0)
|
|
|
5330 {
|
|
1836
|
5331 char *fp;
|
|
|
5332
|
|
7
|
5333 /* Need to concatenate the remainder of the previous call and
|
|
|
5334 * the bytes of the current call. Use the end of the
|
|
|
5335 * conversion buffer for this. */
|
|
|
5336 fromlen = len + ip->bw_restlen;
|
|
1836
|
5337 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5338 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5339 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len);
|
|
|
5340 from = fp;
|
|
7
|
5341 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5342 }
|
|
|
5343 else
|
|
|
5344 {
|
|
|
5345 from = (const char *)buf;
|
|
|
5346 fromlen = len;
|
|
|
5347 tolen = ip->bw_conv_buflen;
|
|
|
5348 }
|
|
|
5349 to = (char *)ip->bw_conv_buf;
|
|
|
5350
|
|
|
5351 if (ip->bw_first)
|
|
|
5352 {
|
|
|
5353 size_t save_len = tolen;
|
|
|
5354
|
|
|
5355 /* output the initial shift state sequence */
|
|
|
5356 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5357
|
|
|
5358 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5359 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5360 */
|
|
|
5361 if (to == NULL)
|
|
|
5362 {
|
|
|
5363 to = (char *)ip->bw_conv_buf;
|
|
|
5364 tolen = save_len;
|
|
|
5365 }
|
|
|
5366 ip->bw_first = FALSE;
|
|
|
5367 }
|
|
|
5368
|
|
|
5369 /*
|
|
|
5370 * If iconv() has an error or there is not enough room, fail.
|
|
|
5371 */
|
|
|
5372 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5373 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5374 || fromlen > CONV_RESTLEN)
|
|
|
5375 {
|
|
|
5376 ip->bw_conv_error = TRUE;
|
|
|
5377 return FAIL;
|
|
|
5378 }
|
|
|
5379
|
|
|
5380 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5381 if (fromlen > 0)
|
|
|
5382 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5383 ip->bw_restlen = (int)fromlen;
|
|
|
5384
|
|
|
5385 buf = ip->bw_conv_buf;
|
|
|
5386 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5387 }
|
|
|
5388 # endif
|
|
|
5389 }
|
|
|
5390 #endif /* FEAT_MBYTE */
|
|
|
5391
|
|
|
5392 #ifdef FEAT_CRYPT
|
|
|
5393 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5394 {
|
|
|
5395 int ztemp, t, i;
|
|
|
5396
|
|
|
5397 for (i = 0; i < len; i++)
|
|
|
5398 {
|
|
|
5399 ztemp = buf[i];
|
|
|
5400 buf[i] = ZENCODE(ztemp, t);
|
|
|
5401 }
|
|
|
5402 }
|
|
|
5403 #endif
|
|
|
5404
|
|
|
5405 /* Repeat the write(), it may be interrupted by a signal. */
|
|
1142
|
5406 while (len > 0)
|
|
7
|
5407 {
|
|
|
5408 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5409 if (wlen <= 0) /* error! */
|
|
|
5410 return FAIL;
|
|
|
5411 len -= wlen;
|
|
|
5412 buf += wlen;
|
|
|
5413 }
|
|
|
5414 return OK;
|
|
|
5415 }
|
|
|
5416
|
|
|
5417 #ifdef FEAT_MBYTE
|
|
|
5418 /*
|
|
|
5419 * Convert a Unicode character to bytes.
|
|
1947
|
5420 * Return TRUE for an error, FALSE when it's OK.
|
|
7
|
5421 */
|
|
|
5422 static int
|
|
|
5423 ucs2bytes(c, pp, flags)
|
|
|
5424 unsigned c; /* in: character */
|
|
|
5425 char_u **pp; /* in/out: pointer to result */
|
|
|
5426 int flags; /* FIO_ flags */
|
|
|
5427 {
|
|
|
5428 char_u *p = *pp;
|
|
|
5429 int error = FALSE;
|
|
|
5430 int cc;
|
|
|
5431
|
|
|
5432
|
|
|
5433 if (flags & FIO_UCS4)
|
|
|
5434 {
|
|
|
5435 if (flags & FIO_ENDIAN_L)
|
|
|
5436 {
|
|
|
5437 *p++ = c;
|
|
|
5438 *p++ = (c >> 8);
|
|
|
5439 *p++ = (c >> 16);
|
|
|
5440 *p++ = (c >> 24);
|
|
|
5441 }
|
|
|
5442 else
|
|
|
5443 {
|
|
|
5444 *p++ = (c >> 24);
|
|
|
5445 *p++ = (c >> 16);
|
|
|
5446 *p++ = (c >> 8);
|
|
|
5447 *p++ = c;
|
|
|
5448 }
|
|
|
5449 }
|
|
|
5450 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5451 {
|
|
|
5452 if (c >= 0x10000)
|
|
|
5453 {
|
|
|
5454 if (flags & FIO_UTF16)
|
|
|
5455 {
|
|
|
5456 /* Make two words, ten bits of the character in each. First
|
|
|
5457 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5458 c -= 0x10000;
|
|
|
5459 if (c >= 0x100000)
|
|
|
5460 error = TRUE;
|
|
|
5461 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5462 if (flags & FIO_ENDIAN_L)
|
|
|
5463 {
|
|
|
5464 *p++ = cc;
|
|
|
5465 *p++ = ((unsigned)cc >> 8);
|
|
|
5466 }
|
|
|
5467 else
|
|
|
5468 {
|
|
|
5469 *p++ = ((unsigned)cc >> 8);
|
|
|
5470 *p++ = cc;
|
|
|
5471 }
|
|
|
5472 c = (c & 0x3ff) + 0xdc00;
|
|
|
5473 }
|
|
|
5474 else
|
|
|
5475 error = TRUE;
|
|
|
5476 }
|
|
|
5477 if (flags & FIO_ENDIAN_L)
|
|
|
5478 {
|
|
|
5479 *p++ = c;
|
|
|
5480 *p++ = (c >> 8);
|
|
|
5481 }
|
|
|
5482 else
|
|
|
5483 {
|
|
|
5484 *p++ = (c >> 8);
|
|
|
5485 *p++ = c;
|
|
|
5486 }
|
|
|
5487 }
|
|
|
5488 else /* Latin1 */
|
|
|
5489 {
|
|
|
5490 if (c >= 0x100)
|
|
|
5491 {
|
|
|
5492 error = TRUE;
|
|
|
5493 *p++ = 0xBF;
|
|
|
5494 }
|
|
|
5495 else
|
|
|
5496 *p++ = c;
|
|
|
5497 }
|
|
|
5498
|
|
|
5499 *pp = p;
|
|
|
5500 return error;
|
|
|
5501 }
|
|
|
5502
|
|
|
5503 /*
|
|
1948
|
5504 * Return TRUE if file encoding "fenc" requires conversion from or to
|
|
|
5505 * 'encoding'.
|
|
7
|
5506 */
|
|
|
5507 static int
|
|
1948
|
5508 need_conversion(fenc)
|
|
|
5509 char_u *fenc;
|
|
7
|
5510 {
|
|
1948
|
5511 int same_encoding;
|
|
|
5512 int enc_flags;
|
|
|
5513 int fenc_flags;
|
|
|
5514
|
|
|
5515 if (*fenc == NUL || STRCMP(p_enc, fenc) == 0)
|
|
|
5516 same_encoding = TRUE;
|
|
|
5517 else
|
|
|
5518 {
|
|
|
5519 /* Ignore difference between "ansi" and "latin1", "ucs-4" and
|
|
|
5520 * "ucs-4be", etc. */
|
|
|
5521 enc_flags = get_fio_flags(p_enc);
|
|
|
5522 fenc_flags = get_fio_flags(fenc);
|
|
|
5523 same_encoding = (enc_flags != 0 && fenc_flags == enc_flags);
|
|
|
5524 }
|
|
|
5525 if (same_encoding)
|
|
|
5526 {
|
|
|
5527 /* Specified encoding matches with 'encoding'. This requires
|
|
|
5528 * conversion when 'encoding' is Unicode but not UTF-8. */
|
|
|
5529 return enc_unicode != 0;
|
|
|
5530 }
|
|
|
5531
|
|
|
5532 /* Encodings differ. However, conversion is not needed when 'enc' is any
|
|
|
5533 * Unicode encoding and the file is UTF-8. */
|
|
|
5534 return !(enc_utf8 && fenc_flags == FIO_UTF8);
|
|
7
|
5535 }
|
|
|
5536
|
|
|
5537 /*
|
|
|
5538 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5539 * internal conversion.
|
|
|
5540 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5541 */
|
|
|
5542 static int
|
|
|
5543 get_fio_flags(ptr)
|
|
|
5544 char_u *ptr;
|
|
|
5545 {
|
|
|
5546 int prop;
|
|
|
5547
|
|
|
5548 if (*ptr == NUL)
|
|
|
5549 ptr = p_enc;
|
|
|
5550
|
|
|
5551 prop = enc_canon_props(ptr);
|
|
|
5552 if (prop & ENC_UNICODE)
|
|
|
5553 {
|
|
|
5554 if (prop & ENC_2BYTE)
|
|
|
5555 {
|
|
|
5556 if (prop & ENC_ENDIAN_L)
|
|
|
5557 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5558 return FIO_UCS2;
|
|
|
5559 }
|
|
|
5560 if (prop & ENC_4BYTE)
|
|
|
5561 {
|
|
|
5562 if (prop & ENC_ENDIAN_L)
|
|
|
5563 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5564 return FIO_UCS4;
|
|
|
5565 }
|
|
|
5566 if (prop & ENC_2WORD)
|
|
|
5567 {
|
|
|
5568 if (prop & ENC_ENDIAN_L)
|
|
|
5569 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5570 return FIO_UTF16;
|
|
|
5571 }
|
|
|
5572 return FIO_UTF8;
|
|
|
5573 }
|
|
|
5574 if (prop & ENC_LATIN1)
|
|
|
5575 return FIO_LATIN1;
|
|
|
5576 /* must be ENC_DBCS, requires iconv() */
|
|
|
5577 return 0;
|
|
|
5578 }
|
|
|
5579
|
|
|
5580 #ifdef WIN3264
|
|
|
5581 /*
|
|
|
5582 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5583 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5584 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5585 */
|
|
|
5586 static int
|
|
|
5587 get_win_fio_flags(ptr)
|
|
|
5588 char_u *ptr;
|
|
|
5589 {
|
|
|
5590 int cp;
|
|
|
5591
|
|
|
5592 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5593 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5594 return 0;
|
|
|
5595
|
|
|
5596 cp = encname2codepage(ptr);
|
|
|
5597 if (cp == 0)
|
|
|
5598 {
|
|
|
5599 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5600 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5601 cp = CP_UTF8;
|
|
|
5602 else
|
|
|
5603 # endif
|
|
|
5604 return 0;
|
|
|
5605 }
|
|
|
5606 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5607 }
|
|
|
5608 #endif
|
|
|
5609
|
|
|
5610 #ifdef MACOS_X
|
|
|
5611 /*
|
|
|
5612 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5613 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5614 */
|
|
|
5615 static int
|
|
|
5616 get_mac_fio_flags(ptr)
|
|
|
5617 char_u *ptr;
|
|
|
5618 {
|
|
|
5619 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5620 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5621 return FIO_MACROMAN;
|
|
|
5622 return 0;
|
|
|
5623 }
|
|
|
5624 #endif
|
|
|
5625
|
|
|
5626 /*
|
|
|
5627 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5628 * "size" must be at least 2.
|
|
|
5629 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5630 * Returns NULL when no BOM found.
|
|
|
5631 */
|
|
|
5632 static char_u *
|
|
|
5633 check_for_bom(p, size, lenp, flags)
|
|
|
5634 char_u *p;
|
|
|
5635 long size;
|
|
|
5636 int *lenp;
|
|
|
5637 int flags;
|
|
|
5638 {
|
|
|
5639 char *name = NULL;
|
|
|
5640 int len = 2;
|
|
|
5641
|
|
|
5642 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
1688
|
5643 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0))
|
|
7
|
5644 {
|
|
|
5645 name = "utf-8"; /* EF BB BF */
|
|
|
5646 len = 3;
|
|
|
5647 }
|
|
|
5648 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5649 {
|
|
|
5650 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5651 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5652 {
|
|
|
5653 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5654 len = 4;
|
|
|
5655 }
|
|
1735
|
5656 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
7
|
5657 name = "ucs-2le"; /* FF FE */
|
|
1735
|
5658 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5659 /* utf-16le is preferred, it also works for ucs-2le text */
|
|
7
|
5660 name = "utf-16le"; /* FF FE */
|
|
|
5661 }
|
|
|
5662 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5663 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5664 {
|
|
1547
|
5665 /* Default to utf-16, it works also for ucs-2 text. */
|
|
|
5666 if (flags == FIO_UCS2)
|
|
|
5667 name = "ucs-2"; /* FE FF */
|
|
|
5668 else
|
|
7
|
5669 name = "utf-16"; /* FE FF */
|
|
|
5670 }
|
|
|
5671 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5672 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5673 {
|
|
|
5674 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5675 len = 4;
|
|
|
5676 }
|
|
|
5677
|
|
|
5678 *lenp = len;
|
|
|
5679 return (char_u *)name;
|
|
|
5680 }
|
|
|
5681
|
|
|
5682 /*
|
|
|
5683 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5684 * Return the length of the BOM (zero when no BOM).
|
|
|
5685 */
|
|
|
5686 static int
|
|
|
5687 make_bom(buf, name)
|
|
|
5688 char_u *buf;
|
|
|
5689 char_u *name;
|
|
|
5690 {
|
|
|
5691 int flags;
|
|
|
5692 char_u *p;
|
|
|
5693
|
|
|
5694 flags = get_fio_flags(name);
|
|
|
5695
|
|
|
5696 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5697 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5698 return 0;
|
|
|
5699
|
|
|
5700 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5701 {
|
|
|
5702 buf[0] = 0xef;
|
|
|
5703 buf[1] = 0xbb;
|
|
|
5704 buf[2] = 0xbf;
|
|
|
5705 return 3;
|
|
|
5706 }
|
|
|
5707 p = buf;
|
|
|
5708 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5709 return (int)(p - buf);
|
|
|
5710 }
|
|
|
5711 #endif
|
|
|
5712
|
|
1418
|
5713 #if defined(FEAT_VIMINFO) || defined(FEAT_BROWSE) || \
|
|
1471
|
5714 defined(FEAT_QUICKFIX) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
7
|
5715 /*
|
|
|
5716 * Try to find a shortname by comparing the fullname with the current
|
|
|
5717 * directory.
|
|
1411
|
5718 * Returns "full_path" or pointer into "full_path" if shortened.
|
|
|
5719 */
|
|
|
5720 char_u *
|
|
|
5721 shorten_fname1(full_path)
|
|
|
5722 char_u *full_path;
|
|
|
5723 {
|
|
|
5724 char_u dirname[MAXPATHL];
|
|
|
5725 char_u *p = full_path;
|
|
|
5726
|
|
|
5727 if (mch_dirname(dirname, MAXPATHL) == OK)
|
|
|
5728 {
|
|
|
5729 p = shorten_fname(full_path, dirname);
|
|
|
5730 if (p == NULL || *p == NUL)
|
|
|
5731 p = full_path;
|
|
|
5732 }
|
|
|
5733 return p;
|
|
|
5734 }
|
|
1418
|
5735 #endif
|
|
1411
|
5736
|
|
|
5737 /*
|
|
|
5738 * Try to find a shortname by comparing the fullname with the current
|
|
|
5739 * directory.
|
|
7
|
5740 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5741 * otherwise.
|
|
|
5742 */
|
|
|
5743 char_u *
|
|
|
5744 shorten_fname(full_path, dir_name)
|
|
|
5745 char_u *full_path;
|
|
|
5746 char_u *dir_name;
|
|
|
5747 {
|
|
|
5748 int len;
|
|
|
5749 char_u *p;
|
|
|
5750
|
|
|
5751 if (full_path == NULL)
|
|
|
5752 return NULL;
|
|
|
5753 len = (int)STRLEN(dir_name);
|
|
|
5754 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5755 {
|
|
|
5756 p = full_path + len;
|
|
|
5757 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5758 /*
|
|
|
5759 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5760 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5761 * case p may already be correct. <negri>
|
|
|
5762 */
|
|
|
5763 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5764 #endif
|
|
|
5765 {
|
|
|
5766 if (vim_ispathsep(*p))
|
|
|
5767 ++p;
|
|
|
5768 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5769 else
|
|
|
5770 p = NULL;
|
|
|
5771 #endif
|
|
|
5772 }
|
|
|
5773 }
|
|
|
5774 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5775 /*
|
|
|
5776 * When using a file in the current drive, remove the drive name:
|
|
|
5777 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5778 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5779 */
|
|
|
5780 else if (len > 3
|
|
|
5781 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5782 && full_path[1] == ':'
|
|
|
5783 && vim_ispathsep(full_path[2]))
|
|
|
5784 p = full_path + 2;
|
|
|
5785 #endif
|
|
|
5786 else
|
|
|
5787 p = NULL;
|
|
|
5788 return p;
|
|
|
5789 }
|
|
|
5790
|
|
|
5791 /*
|
|
|
5792 * Shorten filenames for all buffers.
|
|
|
5793 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5794 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5795 * names a bit, if safe to do so.
|
|
|
5796 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5797 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5798 * name.
|
|
|
5799 */
|
|
|
5800 void
|
|
|
5801 shorten_fnames(force)
|
|
|
5802 int force;
|
|
|
5803 {
|
|
|
5804 char_u dirname[MAXPATHL];
|
|
|
5805 buf_T *buf;
|
|
|
5806 char_u *p;
|
|
|
5807
|
|
|
5808 mch_dirname(dirname, MAXPATHL);
|
|
|
5809 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5810 {
|
|
|
5811 if (buf->b_fname != NULL
|
|
|
5812 #ifdef FEAT_QUICKFIX
|
|
|
5813 && !bt_nofile(buf)
|
|
|
5814 #endif
|
|
|
5815 && !path_with_url(buf->b_fname)
|
|
|
5816 && (force
|
|
|
5817 || buf->b_sfname == NULL
|
|
|
5818 || mch_isFullName(buf->b_sfname)))
|
|
|
5819 {
|
|
|
5820 vim_free(buf->b_sfname);
|
|
|
5821 buf->b_sfname = NULL;
|
|
|
5822 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5823 if (p != NULL)
|
|
|
5824 {
|
|
|
5825 buf->b_sfname = vim_strsave(p);
|
|
|
5826 buf->b_fname = buf->b_sfname;
|
|
|
5827 }
|
|
|
5828 if (p == NULL || buf->b_fname == NULL)
|
|
|
5829 buf->b_fname = buf->b_ffname;
|
|
9
|
5830 }
|
|
|
5831
|
|
|
5832 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5833 * also have a swap file. */
|
|
|
5834 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5835 }
|
|
|
5836 #ifdef FEAT_WINDOWS
|
|
|
5837 status_redraw_all();
|
|
672
|
5838 redraw_tabline = TRUE;
|
|
7
|
5839 #endif
|
|
|
5840 }
|
|
|
5841
|
|
|
5842 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5843 || defined(FEAT_GUI_MSWIN) \
|
|
|
5844 || defined(FEAT_GUI_MAC) \
|
|
|
5845 || defined(PROTO)
|
|
|
5846 /*
|
|
|
5847 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5848 */
|
|
|
5849 void
|
|
|
5850 shorten_filenames(fnames, count)
|
|
|
5851 char_u **fnames;
|
|
|
5852 int count;
|
|
|
5853 {
|
|
|
5854 int i;
|
|
|
5855 char_u dirname[MAXPATHL];
|
|
|
5856 char_u *p;
|
|
|
5857
|
|
|
5858 if (fnames == NULL || count < 1)
|
|
|
5859 return;
|
|
|
5860 mch_dirname(dirname, sizeof(dirname));
|
|
|
5861 for (i = 0; i < count; ++i)
|
|
|
5862 {
|
|
|
5863 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5864 {
|
|
|
5865 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5866 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5867 * "p" first then free fnames[i]. */
|
|
|
5868 p = vim_strsave(p);
|
|
|
5869 vim_free(fnames[i]);
|
|
|
5870 fnames[i] = p;
|
|
|
5871 }
|
|
|
5872 }
|
|
|
5873 }
|
|
|
5874 #endif
|
|
|
5875
|
|
|
5876 /*
|
|
1651
|
5877 * add extension to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
7
|
5878 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5879 *
|
|
|
5880 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5881 * the return value is a different name and ends in 'ext'.
|
|
|
5882 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5883 * characters otherwise.
|
|
|
5884 * Space for the returned name is allocated, must be freed later.
|
|
|
5885 * Returns NULL when out of memory.
|
|
|
5886 */
|
|
|
5887 char_u *
|
|
|
5888 modname(fname, ext, prepend_dot)
|
|
|
5889 char_u *fname, *ext;
|
|
|
5890 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5891 {
|
|
|
5892 return buf_modname(
|
|
|
5893 #ifdef SHORT_FNAME
|
|
|
5894 TRUE,
|
|
|
5895 #else
|
|
|
5896 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5897 #endif
|
|
|
5898 fname, ext, prepend_dot);
|
|
|
5899 }
|
|
|
5900
|
|
|
5901 char_u *
|
|
|
5902 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5903 int shortname; /* use 8.3 file name */
|
|
|
5904 char_u *fname, *ext;
|
|
|
5905 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5906 {
|
|
|
5907 char_u *retval;
|
|
|
5908 char_u *s;
|
|
|
5909 char_u *e;
|
|
|
5910 char_u *ptr;
|
|
|
5911 int fnamelen, extlen;
|
|
|
5912
|
|
|
5913 extlen = (int)STRLEN(ext);
|
|
|
5914
|
|
|
5915 /*
|
|
|
5916 * If there is no file name we must get the name of the current directory
|
|
|
5917 * (we need the full path in case :cd is used).
|
|
|
5918 */
|
|
|
5919 if (fname == NULL || *fname == NUL)
|
|
|
5920 {
|
|
|
5921 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5922 if (retval == NULL)
|
|
|
5923 return NULL;
|
|
|
5924 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5925 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5926 {
|
|
|
5927 vim_free(retval);
|
|
|
5928 return NULL;
|
|
|
5929 }
|
|
39
|
5930 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5931 {
|
|
|
5932 retval[fnamelen++] = PATHSEP;
|
|
|
5933 retval[fnamelen] = NUL;
|
|
|
5934 }
|
|
|
5935 #ifndef SHORT_FNAME
|
|
|
5936 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5937 #endif
|
|
|
5938 }
|
|
|
5939 else
|
|
|
5940 {
|
|
|
5941 fnamelen = (int)STRLEN(fname);
|
|
|
5942 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5943 if (retval == NULL)
|
|
|
5944 return NULL;
|
|
|
5945 STRCPY(retval, fname);
|
|
|
5946 #ifdef VMS
|
|
|
5947 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5948 #endif
|
|
|
5949 }
|
|
|
5950
|
|
|
5951 /*
|
|
|
5952 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5953 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5954 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5955 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5956 */
|
|
391
|
5957 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5958 {
|
|
|
5959 #ifndef RISCOS
|
|
|
5960 if (*ext == '.'
|
|
391
|
5961 # ifdef USE_LONG_FNAME
|
|
7
|
5962 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5963 # else
|
|
|
5964 # ifndef SHORT_FNAME
|
|
7
|
5965 && shortname
|
|
391
|
5966 # endif
|
|
7
|
5967 # endif
|
|
|
5968 )
|
|
|
5969 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5970 *ptr = '_';
|
|
391
|
5971 #endif
|
|
7
|
5972 if (vim_ispathsep(*ptr))
|
|
391
|
5973 {
|
|
|
5974 ++ptr;
|
|
7
|
5975 break;
|
|
391
|
5976 }
|
|
|
5977 }
|
|
7
|
5978
|
|
|
5979 /* the file name has at most BASENAMELEN characters. */
|
|
|
5980 #ifndef SHORT_FNAME
|
|
|
5981 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5982 ptr[BASENAMELEN] = '\0';
|
|
|
5983 #endif
|
|
|
5984
|
|
|
5985 s = ptr + STRLEN(ptr);
|
|
|
5986
|
|
|
5987 /*
|
|
|
5988 * For 8.3 file names we may have to reduce the length.
|
|
|
5989 */
|
|
|
5990 #ifdef USE_LONG_FNAME
|
|
|
5991 if (!USE_LONG_FNAME || shortname)
|
|
|
5992 #else
|
|
|
5993 # ifndef SHORT_FNAME
|
|
|
5994 if (shortname)
|
|
|
5995 # endif
|
|
|
5996 #endif
|
|
|
5997 {
|
|
|
5998 /*
|
|
|
5999 * If there is no file name, or the file name ends in '/', and the
|
|
|
6000 * extension starts with '.', put a '_' before the dot, because just
|
|
|
6001 * ".ext" is invalid.
|
|
|
6002 */
|
|
|
6003 if (fname == NULL || *fname == NUL
|
|
|
6004 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
6005 {
|
|
|
6006 #ifdef RISCOS
|
|
|
6007 if (*ext == '/')
|
|
|
6008 #else
|
|
|
6009 if (*ext == '.')
|
|
|
6010 #endif
|
|
|
6011 *s++ = '_';
|
|
|
6012 }
|
|
|
6013 /*
|
|
|
6014 * If the extension starts with '.', truncate the base name at 8
|
|
|
6015 * characters
|
|
|
6016 */
|
|
|
6017 #ifdef RISCOS
|
|
|
6018 /* We normally use '/', but swap files are '_' */
|
|
|
6019 else if (*ext == '/' || *ext == '_')
|
|
|
6020 #else
|
|
|
6021 else if (*ext == '.')
|
|
|
6022 #endif
|
|
|
6023 {
|
|
1877
|
6024 if ((size_t)(s - ptr) > (size_t)8)
|
|
7
|
6025 {
|
|
|
6026 s = ptr + 8;
|
|
|
6027 *s = '\0';
|
|
|
6028 }
|
|
|
6029 }
|
|
|
6030 /*
|
|
|
6031 * If the extension doesn't start with '.', and the file name
|
|
|
6032 * doesn't have an extension yet, append a '.'
|
|
|
6033 */
|
|
|
6034 #ifdef RISCOS
|
|
|
6035 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
6036 *s++ = '/';
|
|
|
6037 #else
|
|
|
6038 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
6039 *s++ = '.';
|
|
|
6040 #endif
|
|
|
6041 /*
|
|
|
6042 * If the extension doesn't start with '.', and there already is an
|
|
1201
|
6043 * extension, it may need to be truncated
|
|
7
|
6044 */
|
|
|
6045 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
6046 s = e + 4 - extlen;
|
|
|
6047 }
|
|
|
6048 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
6049 /*
|
|
|
6050 * If there is no file name, and the extension starts with '.', put a
|
|
|
6051 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
6052 * FAT partition, and on HPFS it doesn't matter.
|
|
|
6053 */
|
|
|
6054 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
6055 *s++ = '_';
|
|
|
6056 #endif
|
|
|
6057
|
|
|
6058 /*
|
|
1651
|
6059 * Append the extension.
|
|
7
|
6060 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
6061 */
|
|
|
6062 STRCPY(s, ext);
|
|
|
6063
|
|
|
6064 #ifndef SHORT_FNAME
|
|
|
6065 /*
|
|
|
6066 * Prepend the dot.
|
|
|
6067 */
|
|
|
6068 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
6069 #ifdef RISCOS
|
|
|
6070 '/'
|
|
|
6071 #else
|
|
|
6072 '.'
|
|
|
6073 #endif
|
|
|
6074 #ifdef USE_LONG_FNAME
|
|
|
6075 && USE_LONG_FNAME
|
|
|
6076 #endif
|
|
|
6077 )
|
|
|
6078 {
|
|
1620
|
6079 STRMOVE(e + 1, e);
|
|
7
|
6080 #ifdef RISCOS
|
|
|
6081 *e = '/';
|
|
|
6082 #else
|
|
|
6083 *e = '.';
|
|
|
6084 #endif
|
|
|
6085 }
|
|
|
6086 #endif
|
|
|
6087
|
|
|
6088 /*
|
|
|
6089 * Check that, after appending the extension, the file name is really
|
|
|
6090 * different.
|
|
|
6091 */
|
|
|
6092 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
6093 {
|
|
|
6094 /* we search for a character that can be replaced by '_' */
|
|
|
6095 while (--s >= ptr)
|
|
|
6096 {
|
|
|
6097 if (*s != '_')
|
|
|
6098 {
|
|
|
6099 *s = '_';
|
|
|
6100 break;
|
|
|
6101 }
|
|
|
6102 }
|
|
|
6103 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
6104 *ptr = 'v';
|
|
|
6105 }
|
|
|
6106 return retval;
|
|
|
6107 }
|
|
|
6108
|
|
|
6109 /*
|
|
|
6110 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
6111 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
6112 */
|
|
|
6113 int
|
|
|
6114 vim_fgets(buf, size, fp)
|
|
|
6115 char_u *buf;
|
|
|
6116 int size;
|
|
|
6117 FILE *fp;
|
|
|
6118 {
|
|
|
6119 char *eof;
|
|
|
6120 #define FGETS_SIZE 200
|
|
|
6121 char tbuf[FGETS_SIZE];
|
|
|
6122
|
|
|
6123 buf[size - 2] = NUL;
|
|
|
6124 #ifdef USE_CR
|
|
|
6125 eof = fgets_cr((char *)buf, size, fp);
|
|
|
6126 #else
|
|
|
6127 eof = fgets((char *)buf, size, fp);
|
|
|
6128 #endif
|
|
|
6129 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
6130 {
|
|
|
6131 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
6132
|
|
|
6133 /* Now throw away the rest of the line: */
|
|
|
6134 do
|
|
|
6135 {
|
|
|
6136 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
6137 #ifdef USE_CR
|
|
1757
|
6138 ignoredp = fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6139 #else
|
|
1757
|
6140 ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6141 #endif
|
|
|
6142 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
6143 }
|
|
|
6144 return (eof == NULL);
|
|
|
6145 }
|
|
|
6146
|
|
|
6147 #if defined(USE_CR) || defined(PROTO)
|
|
|
6148 /*
|
|
|
6149 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
6150 * Returns TRUE for end-of-file.
|
|
|
6151 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
6152 */
|
|
|
6153 int
|
|
|
6154 tag_fgets(buf, size, fp)
|
|
|
6155 char_u *buf;
|
|
|
6156 int size;
|
|
|
6157 FILE *fp;
|
|
|
6158 {
|
|
|
6159 int i = 0;
|
|
|
6160 int c;
|
|
|
6161 int eof = FALSE;
|
|
|
6162
|
|
|
6163 for (;;)
|
|
|
6164 {
|
|
|
6165 c = fgetc(fp);
|
|
|
6166 if (c == EOF)
|
|
|
6167 {
|
|
|
6168 eof = TRUE;
|
|
|
6169 break;
|
|
|
6170 }
|
|
|
6171 if (c == '\r')
|
|
|
6172 {
|
|
|
6173 /* Always store a NL for end-of-line. */
|
|
|
6174 if (i < size - 1)
|
|
|
6175 buf[i++] = '\n';
|
|
|
6176 c = fgetc(fp);
|
|
|
6177 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
6178 ungetc(c, fp);
|
|
|
6179 break;
|
|
|
6180 }
|
|
|
6181 if (i < size - 1)
|
|
|
6182 buf[i++] = c;
|
|
|
6183 if (c == '\n')
|
|
|
6184 break;
|
|
|
6185 }
|
|
|
6186 buf[i] = NUL;
|
|
|
6187 return eof;
|
|
|
6188 }
|
|
|
6189 #endif
|
|
|
6190
|
|
|
6191 /*
|
|
|
6192 * rename() only works if both files are on the same file system, this
|
|
|
6193 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
6194 * Return -1 for failure, 0 for success.
|
|
|
6195 */
|
|
|
6196 int
|
|
|
6197 vim_rename(from, to)
|
|
|
6198 char_u *from;
|
|
|
6199 char_u *to;
|
|
|
6200 {
|
|
|
6201 int fd_in;
|
|
|
6202 int fd_out;
|
|
|
6203 int n;
|
|
|
6204 char *errmsg = NULL;
|
|
|
6205 char *buffer;
|
|
|
6206 #ifdef AMIGA
|
|
|
6207 BPTR flock;
|
|
|
6208 #endif
|
|
|
6209 struct stat st;
|
|
194
|
6210 long perm;
|
|
199
|
6211 #ifdef HAVE_ACL
|
|
|
6212 vim_acl_T acl; /* ACL from original file */
|
|
|
6213 #endif
|
|
1779
|
6214 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6215 int use_tmp_file = FALSE;
|
|
|
6216 #endif
|
|
7
|
6217
|
|
|
6218 /*
|
|
1779
|
6219 * When the names are identical, there is nothing to do. When they refer
|
|
|
6220 * to the same file (ignoring case and slash/backslash differences) but
|
|
|
6221 * the file name differs we need to go through a temp file.
|
|
7
|
6222 */
|
|
|
6223 if (fnamecmp(from, to) == 0)
|
|
1779
|
6224 {
|
|
|
6225 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
6226 if (STRCMP(gettail(from), gettail(to)) != 0)
|
|
|
6227 use_tmp_file = TRUE;
|
|
|
6228 else
|
|
|
6229 #endif
|
|
|
6230 return 0;
|
|
|
6231 }
|
|
7
|
6232
|
|
|
6233 /*
|
|
|
6234 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
6235 */
|
|
|
6236 if (mch_stat((char *)from, &st) < 0)
|
|
|
6237 return -1;
|
|
|
6238
|
|
1778
|
6239 #ifdef UNIX
|
|
|
6240 {
|
|
|
6241 struct stat st_to;
|
|
|
6242
|
|
|
6243 /* It's possible for the source and destination to be the same file.
|
|
|
6244 * This happens when "from" and "to" differ in case and are on a FAT32
|
|
|
6245 * filesystem. In that case go through a temp file name. */
|
|
|
6246 if (mch_stat((char *)to, &st_to) >= 0
|
|
|
6247 && st.st_dev == st_to.st_dev
|
|
|
6248 && st.st_ino == st_to.st_ino)
|
|
1779
|
6249 use_tmp_file = TRUE;
|
|
|
6250 }
|
|
|
6251 #endif
|
|
|
6252
|
|
|
6253 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6254 if (use_tmp_file)
|
|
|
6255 {
|
|
|
6256 char tempname[MAXPATHL + 1];
|
|
|
6257
|
|
|
6258 /*
|
|
|
6259 * Find a name that doesn't exist and is in the same directory.
|
|
|
6260 * Rename "from" to "tempname" and then rename "tempname" to "to".
|
|
|
6261 */
|
|
|
6262 if (STRLEN(from) >= MAXPATHL - 5)
|
|
|
6263 return -1;
|
|
|
6264 STRCPY(tempname, from);
|
|
|
6265 for (n = 123; n < 99999; ++n)
|
|
|
6266 {
|
|
|
6267 sprintf((char *)gettail((char_u *)tempname), "%d", n);
|
|
|
6268 if (mch_stat(tempname, &st) < 0)
|
|
|
6269 {
|
|
|
6270 if (mch_rename((char *)from, tempname) == 0)
|
|
1778
|
6271 {
|
|
1779
|
6272 if (mch_rename(tempname, (char *)to) == 0)
|
|
|
6273 return 0;
|
|
|
6274 /* Strange, the second step failed. Try moving the
|
|
|
6275 * file back and return failure. */
|
|
|
6276 mch_rename(tempname, (char *)from);
|
|
1778
|
6277 return -1;
|
|
|
6278 }
|
|
1779
|
6279 /* If it fails for one temp name it will most likely fail
|
|
|
6280 * for any temp name, give up. */
|
|
|
6281 return -1;
|
|
|
6282 }
|
|
|
6283 }
|
|
|
6284 return -1;
|
|
1778
|
6285 }
|
|
|
6286 #endif
|
|
|
6287
|
|
7
|
6288 /*
|
|
|
6289 * Delete the "to" file, this is required on some systems to make the
|
|
|
6290 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
6291 * two files when the mch_rename() fails.
|
|
|
6292 */
|
|
|
6293
|
|
|
6294 #ifdef AMIGA
|
|
|
6295 /*
|
|
|
6296 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
6297 * that the name of the "to" file is the same as the "from" file, even
|
|
1201
|
6298 * though the names are different. To avoid the chance of accidentally
|
|
7
|
6299 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
6300 *
|
|
|
6301 * When used for making a backup before writing the file: This should not
|
|
|
6302 * happen with ":w", because startscript() should detect this problem and
|
|
|
6303 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
6304 * name. This problem does exist with ":w filename", but then the
|
|
|
6305 * original file will be somewhere else so the backup isn't really
|
|
|
6306 * important. If autoscripting is off the rename may fail.
|
|
|
6307 */
|
|
|
6308 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
6309 #endif
|
|
|
6310 mch_remove(to);
|
|
|
6311 #ifdef AMIGA
|
|
|
6312 if (flock)
|
|
|
6313 UnLock(flock);
|
|
|
6314 #endif
|
|
|
6315
|
|
|
6316 /*
|
|
|
6317 * First try a normal rename, return if it works.
|
|
|
6318 */
|
|
|
6319 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
6320 return 0;
|
|
|
6321
|
|
|
6322 /*
|
|
|
6323 * Rename() failed, try copying the file.
|
|
|
6324 */
|
|
194
|
6325 perm = mch_getperm(from);
|
|
199
|
6326 #ifdef HAVE_ACL
|
|
|
6327 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
6328 acl = mch_get_acl(from);
|
|
|
6329 #endif
|
|
7
|
6330 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
6331 if (fd_in == -1)
|
|
1651
|
6332 {
|
|
|
6333 #ifdef HAVE_ACL
|
|
|
6334 mch_free_acl(acl);
|
|
|
6335 #endif
|
|
7
|
6336 return -1;
|
|
1651
|
6337 }
|
|
194
|
6338
|
|
|
6339 /* Create the new file with same permissions as the original. */
|
|
557
|
6340 fd_out = mch_open((char *)to,
|
|
|
6341 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
6342 if (fd_out == -1)
|
|
|
6343 {
|
|
|
6344 close(fd_in);
|
|
1651
|
6345 #ifdef HAVE_ACL
|
|
|
6346 mch_free_acl(acl);
|
|
|
6347 #endif
|
|
7
|
6348 return -1;
|
|
|
6349 }
|
|
|
6350
|
|
|
6351 buffer = (char *)alloc(BUFSIZE);
|
|
|
6352 if (buffer == NULL)
|
|
|
6353 {
|
|
1651
|
6354 close(fd_out);
|
|
7
|
6355 close(fd_in);
|
|
1651
|
6356 #ifdef HAVE_ACL
|
|
|
6357 mch_free_acl(acl);
|
|
|
6358 #endif
|
|
7
|
6359 return -1;
|
|
|
6360 }
|
|
|
6361
|
|
|
6362 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
6363 if (vim_write(fd_out, buffer, n) != n)
|
|
|
6364 {
|
|
|
6365 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
6366 break;
|
|
|
6367 }
|
|
|
6368
|
|
|
6369 vim_free(buffer);
|
|
|
6370 close(fd_in);
|
|
|
6371 if (close(fd_out) < 0)
|
|
|
6372 errmsg = _("E209: Error closing \"%s\"");
|
|
|
6373 if (n < 0)
|
|
|
6374 {
|
|
|
6375 errmsg = _("E210: Error reading \"%s\"");
|
|
|
6376 to = from;
|
|
|
6377 }
|
|
1201
|
6378 #ifndef UNIX /* for Unix mch_open() already set the permission */
|
|
194
|
6379 mch_setperm(to, perm);
|
|
570
|
6380 #endif
|
|
199
|
6381 #ifdef HAVE_ACL
|
|
|
6382 mch_set_acl(to, acl);
|
|
1651
|
6383 mch_free_acl(acl);
|
|
199
|
6384 #endif
|
|
7
|
6385 if (errmsg != NULL)
|
|
|
6386 {
|
|
|
6387 EMSG2(errmsg, to);
|
|
|
6388 return -1;
|
|
|
6389 }
|
|
|
6390 mch_remove(from);
|
|
|
6391 return 0;
|
|
|
6392 }
|
|
|
6393
|
|
|
6394 static int already_warned = FALSE;
|
|
|
6395
|
|
|
6396 /*
|
|
|
6397 * Check if any not hidden buffer has been changed.
|
|
|
6398 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6399 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6400 * busy.
|
|
|
6401 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6402 * cursor positioned).
|
|
|
6403 */
|
|
|
6404 int
|
|
|
6405 check_timestamps(focus)
|
|
|
6406 int focus; /* called for GUI focus event */
|
|
|
6407 {
|
|
|
6408 buf_T *buf;
|
|
|
6409 int didit = 0;
|
|
|
6410 int n;
|
|
|
6411
|
|
|
6412 /* Don't check timestamps while system() or another low-level function may
|
|
|
6413 * cause us to lose and gain focus. */
|
|
|
6414 if (no_check_timestamps > 0)
|
|
|
6415 return FALSE;
|
|
|
6416
|
|
|
6417 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6418 * event and we would keep on checking if the file is steadily growing.
|
|
|
6419 * Do check again after typing something. */
|
|
|
6420 if (focus && did_check_timestamps)
|
|
|
6421 {
|
|
|
6422 need_check_timestamps = TRUE;
|
|
|
6423 return FALSE;
|
|
|
6424 }
|
|
|
6425
|
|
|
6426 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6427 #ifdef FEAT_AUTOCMD
|
|
1834
|
6428 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0
|
|
7
|
6429 #endif
|
|
|
6430 )
|
|
|
6431 need_check_timestamps = TRUE; /* check later */
|
|
|
6432 else
|
|
|
6433 {
|
|
|
6434 ++no_wait_return;
|
|
|
6435 did_check_timestamps = TRUE;
|
|
|
6436 already_warned = FALSE;
|
|
|
6437 for (buf = firstbuf; buf != NULL; )
|
|
|
6438 {
|
|
|
6439 /* Only check buffers in a window. */
|
|
|
6440 if (buf->b_nwindows > 0)
|
|
|
6441 {
|
|
|
6442 n = buf_check_timestamp(buf, focus);
|
|
|
6443 if (didit < n)
|
|
|
6444 didit = n;
|
|
|
6445 if (n > 0 && !buf_valid(buf))
|
|
|
6446 {
|
|
|
6447 /* Autocommands have removed the buffer, start at the
|
|
|
6448 * first one again. */
|
|
|
6449 buf = firstbuf;
|
|
|
6450 continue;
|
|
|
6451 }
|
|
|
6452 }
|
|
|
6453 buf = buf->b_next;
|
|
|
6454 }
|
|
|
6455 --no_wait_return;
|
|
|
6456 need_check_timestamps = FALSE;
|
|
|
6457 if (need_wait_return && didit == 2)
|
|
|
6458 {
|
|
|
6459 /* make sure msg isn't overwritten */
|
|
|
6460 msg_puts((char_u *)"\n");
|
|
|
6461 out_flush();
|
|
|
6462 }
|
|
|
6463 }
|
|
|
6464 return didit;
|
|
|
6465 }
|
|
|
6466
|
|
|
6467 /*
|
|
|
6468 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6469 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6470 * empty.
|
|
|
6471 */
|
|
|
6472 static int
|
|
|
6473 move_lines(frombuf, tobuf)
|
|
|
6474 buf_T *frombuf;
|
|
|
6475 buf_T *tobuf;
|
|
|
6476 {
|
|
|
6477 buf_T *tbuf = curbuf;
|
|
|
6478 int retval = OK;
|
|
|
6479 linenr_T lnum;
|
|
|
6480 char_u *p;
|
|
|
6481
|
|
|
6482 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6483 curbuf = tobuf;
|
|
|
6484 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6485 {
|
|
|
6486 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6487 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6488 {
|
|
|
6489 vim_free(p);
|
|
|
6490 retval = FAIL;
|
|
|
6491 break;
|
|
|
6492 }
|
|
|
6493 vim_free(p);
|
|
|
6494 }
|
|
|
6495
|
|
|
6496 /* Delete all the lines in "frombuf". */
|
|
|
6497 if (retval != FAIL)
|
|
|
6498 {
|
|
|
6499 curbuf = frombuf;
|
|
1055
|
6500 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum)
|
|
|
6501 if (ml_delete(lnum, FALSE) == FAIL)
|
|
7
|
6502 {
|
|
|
6503 /* Oops! We could try putting back the saved lines, but that
|
|
|
6504 * might fail again... */
|
|
|
6505 retval = FAIL;
|
|
|
6506 break;
|
|
|
6507 }
|
|
|
6508 }
|
|
|
6509
|
|
|
6510 curbuf = tbuf;
|
|
|
6511 return retval;
|
|
|
6512 }
|
|
|
6513
|
|
|
6514 /*
|
|
|
6515 * Check if buffer "buf" has been changed.
|
|
|
6516 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6517 * return 1 if a changed buffer was found.
|
|
|
6518 * return 2 if a message has been displayed.
|
|
|
6519 * return 0 otherwise.
|
|
|
6520 */
|
|
|
6521 int
|
|
|
6522 buf_check_timestamp(buf, focus)
|
|
|
6523 buf_T *buf;
|
|
1877
|
6524 int focus UNUSED; /* called for GUI focus event */
|
|
7
|
6525 {
|
|
|
6526 struct stat st;
|
|
|
6527 int stat_res;
|
|
|
6528 int retval = 0;
|
|
|
6529 char_u *path;
|
|
|
6530 char_u *tbuf;
|
|
|
6531 char *mesg = NULL;
|
|
188
|
6532 char *mesg2 = "";
|
|
7
|
6533 int helpmesg = FALSE;
|
|
|
6534 int reload = FALSE;
|
|
|
6535 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6536 int can_reload = FALSE;
|
|
|
6537 #endif
|
|
|
6538 size_t orig_size = buf->b_orig_size;
|
|
|
6539 int orig_mode = buf->b_orig_mode;
|
|
|
6540 #ifdef FEAT_GUI
|
|
|
6541 int save_mouse_correct = need_mouse_correct;
|
|
|
6542 #endif
|
|
|
6543 #ifdef FEAT_AUTOCMD
|
|
|
6544 static int busy = FALSE;
|
|
179
|
6545 int n;
|
|
|
6546 char_u *s;
|
|
|
6547 #endif
|
|
|
6548 char *reason;
|
|
7
|
6549
|
|
|
6550 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6551 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6552 * this buffer. */
|
|
|
6553 if (buf->b_ffname == NULL
|
|
|
6554 || buf->b_ml.ml_mfp == NULL
|
|
|
6555 #if defined(FEAT_QUICKFIX)
|
|
|
6556 || *buf->b_p_bt != NUL
|
|
|
6557 #endif
|
|
|
6558 || buf->b_saving
|
|
|
6559 #ifdef FEAT_AUTOCMD
|
|
|
6560 || busy
|
|
|
6561 #endif
|
|
33
|
6562 #ifdef FEAT_NETBEANS_INTG
|
|
|
6563 || isNetbeansBuffer(buf)
|
|
|
6564 #endif
|
|
7
|
6565 )
|
|
|
6566 return 0;
|
|
|
6567
|
|
|
6568 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6569 && buf->b_mtime != 0
|
|
|
6570 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6571 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6572 #ifdef HAVE_ST_MODE
|
|
|
6573 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6574 #else
|
|
|
6575 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6576 #endif
|
|
|
6577 ))
|
|
|
6578 {
|
|
|
6579 retval = 1;
|
|
|
6580
|
|
628
|
6581 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6582 * FileChangedShell autocmd) */
|
|
7
|
6583 if (stat_res < 0)
|
|
|
6584 {
|
|
|
6585 buf->b_mtime = 0;
|
|
|
6586 buf->b_orig_size = 0;
|
|
|
6587 buf->b_orig_mode = 0;
|
|
|
6588 }
|
|
|
6589 else
|
|
|
6590 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6591
|
|
|
6592 /* Don't do anything for a directory. Might contain the file
|
|
|
6593 * explorer. */
|
|
|
6594 if (mch_isdir(buf->b_fname))
|
|
|
6595 ;
|
|
|
6596
|
|
|
6597 /*
|
|
|
6598 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6599 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6600 * was set, the global option value otherwise.
|
|
|
6601 */
|
|
|
6602 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6603 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6604 reload = TRUE;
|
|
|
6605 else
|
|
|
6606 {
|
|
179
|
6607 if (stat_res < 0)
|
|
|
6608 reason = "deleted";
|
|
|
6609 else if (bufIsChanged(buf))
|
|
|
6610 reason = "conflict";
|
|
|
6611 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6612 reason = "changed";
|
|
|
6613 else if (orig_mode != buf->b_orig_mode)
|
|
|
6614 reason = "mode";
|
|
|
6615 else
|
|
|
6616 reason = "time";
|
|
|
6617
|
|
7
|
6618 #ifdef FEAT_AUTOCMD
|
|
|
6619 /*
|
|
|
6620 * Only give the warning if there are no FileChangedShell
|
|
|
6621 * autocommands.
|
|
|
6622 * Avoid being called recursively by setting "busy".
|
|
|
6623 */
|
|
|
6624 busy = TRUE;
|
|
532
|
6625 # ifdef FEAT_EVAL
|
|
179
|
6626 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6627 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6628 # endif
|
|
1834
|
6629 ++allbuf_lock;
|
|
7
|
6630 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6631 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
1834
|
6632 --allbuf_lock;
|
|
7
|
6633 busy = FALSE;
|
|
|
6634 if (n)
|
|
|
6635 {
|
|
|
6636 if (!buf_valid(buf))
|
|
|
6637 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6638 # ifdef FEAT_EVAL
|
|
179
|
6639 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6640 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6641 reload = TRUE;
|
|
|
6642 else if (STRCMP(s, "ask") == 0)
|
|
|
6643 n = FALSE;
|
|
|
6644 else
|
|
532
|
6645 # endif
|
|
179
|
6646 return 2;
|
|
7
|
6647 }
|
|
179
|
6648 if (!n)
|
|
7
|
6649 #endif
|
|
|
6650 {
|
|
179
|
6651 if (*reason == 'd')
|
|
|
6652 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6653 else
|
|
|
6654 {
|
|
|
6655 helpmesg = TRUE;
|
|
|
6656 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6657 can_reload = TRUE;
|
|
|
6658 #endif
|
|
|
6659 /*
|
|
|
6660 * Check if the file contents really changed to avoid
|
|
|
6661 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6662 * checked out of CVS). Always warn when the buffer was
|
|
|
6663 * changed.
|
|
|
6664 */
|
|
179
|
6665 if (reason[2] == 'n')
|
|
|
6666 {
|
|
7
|
6667 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6668 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6669 }
|
|
|
6670 else if (reason[1] == 'h')
|
|
|
6671 {
|
|
7
|
6672 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6673 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6674 }
|
|
|
6675 else if (*reason == 'm')
|
|
|
6676 {
|
|
7
|
6677 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6678 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6679 }
|
|
1913
|
6680 else
|
|
|
6681 /* Only timestamp changed, store it to avoid a warning
|
|
|
6682 * in check_mtime() later. */
|
|
|
6683 buf->b_mtime_read = buf->b_mtime;
|
|
7
|
6684 }
|
|
|
6685 }
|
|
|
6686 }
|
|
|
6687
|
|
|
6688 }
|
|
|
6689 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6690 && vim_fexists(buf->b_ffname))
|
|
|
6691 {
|
|
|
6692 retval = 1;
|
|
|
6693 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6694 buf->b_flags |= BF_NEW_W;
|
|
|
6695 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6696 can_reload = TRUE;
|
|
|
6697 #endif
|
|
|
6698 }
|
|
|
6699
|
|
|
6700 if (mesg != NULL)
|
|
|
6701 {
|
|
|
6702 path = home_replace_save(buf, buf->b_fname);
|
|
|
6703 if (path != NULL)
|
|
|
6704 {
|
|
179
|
6705 if (!helpmesg)
|
|
7
|
6706 mesg2 = "";
|
|
|
6707 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6708 + STRLEN(mesg2) + 2));
|
|
|
6709 sprintf((char *)tbuf, mesg, path);
|
|
1848
|
6710 #ifdef FEAT_EVAL
|
|
|
6711 /* Set warningmsg here, before the unimportant and output-specific
|
|
|
6712 * mesg2 has been appended. */
|
|
|
6713 set_vim_var_string(VV_WARNINGMSG, tbuf, -1);
|
|
|
6714 #endif
|
|
7
|
6715 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6716 if (can_reload)
|
|
|
6717 {
|
|
|
6718 if (*mesg2 != NUL)
|
|
|
6719 {
|
|
|
6720 STRCAT(tbuf, "\n");
|
|
|
6721 STRCAT(tbuf, mesg2);
|
|
|
6722 }
|
|
|
6723 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6724 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6725 reload = TRUE;
|
|
|
6726 }
|
|
|
6727 else
|
|
|
6728 #endif
|
|
|
6729 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6730 {
|
|
|
6731 if (*mesg2 != NUL)
|
|
|
6732 {
|
|
|
6733 STRCAT(tbuf, "; ");
|
|
|
6734 STRCAT(tbuf, mesg2);
|
|
|
6735 }
|
|
|
6736 EMSG(tbuf);
|
|
|
6737 retval = 2;
|
|
|
6738 }
|
|
|
6739 else
|
|
|
6740 {
|
|
8
|
6741 # ifdef FEAT_AUTOCMD
|
|
7
|
6742 if (!autocmd_busy)
|
|
8
|
6743 # endif
|
|
7
|
6744 {
|
|
|
6745 msg_start();
|
|
|
6746 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6747 if (*mesg2 != NUL)
|
|
|
6748 msg_puts_attr((char_u *)mesg2,
|
|
|
6749 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6750 msg_clr_eos();
|
|
|
6751 (void)msg_end();
|
|
|
6752 if (emsg_silent == 0)
|
|
|
6753 {
|
|
|
6754 out_flush();
|
|
8
|
6755 # ifdef FEAT_GUI
|
|
7
|
6756 if (!focus)
|
|
8
|
6757 # endif
|
|
7
|
6758 /* give the user some time to think about it */
|
|
|
6759 ui_delay(1000L, TRUE);
|
|
|
6760
|
|
|
6761 /* don't redraw and erase the message */
|
|
|
6762 redraw_cmdline = FALSE;
|
|
|
6763 }
|
|
|
6764 }
|
|
|
6765 already_warned = TRUE;
|
|
|
6766 }
|
|
|
6767
|
|
|
6768 vim_free(path);
|
|
|
6769 vim_free(tbuf);
|
|
|
6770 }
|
|
|
6771 }
|
|
|
6772
|
|
|
6773 if (reload)
|
|
311
|
6774 /* Reload the buffer. */
|
|
628
|
6775 buf_reload(buf, orig_mode);
|
|
7
|
6776
|
|
765
|
6777 #ifdef FEAT_AUTOCMD
|
|
1620
|
6778 /* Trigger FileChangedShell when the file was changed in any way. */
|
|
|
6779 if (buf_valid(buf) && retval != 0)
|
|
765
|
6780 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST,
|
|
|
6781 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6782 #endif
|
|
7
|
6783 #ifdef FEAT_GUI
|
|
|
6784 /* restore this in case an autocommand has set it; it would break
|
|
|
6785 * 'mousefocus' */
|
|
|
6786 need_mouse_correct = save_mouse_correct;
|
|
|
6787 #endif
|
|
|
6788
|
|
|
6789 return retval;
|
|
|
6790 }
|
|
|
6791
|
|
311
|
6792 /*
|
|
|
6793 * Reload a buffer that is already loaded.
|
|
|
6794 * Used when the file was changed outside of Vim.
|
|
628
|
6795 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6796 * buf->b_orig_mode may have been reset already.
|
|
311
|
6797 */
|
|
|
6798 void
|
|
628
|
6799 buf_reload(buf, orig_mode)
|
|
311
|
6800 buf_T *buf;
|
|
628
|
6801 int orig_mode;
|
|
311
|
6802 {
|
|
|
6803 exarg_T ea;
|
|
|
6804 pos_T old_cursor;
|
|
|
6805 linenr_T old_topline;
|
|
|
6806 int old_ro = buf->b_p_ro;
|
|
|
6807 buf_T *savebuf;
|
|
|
6808 int saved = OK;
|
|
|
6809 aco_save_T aco;
|
|
|
6810
|
|
|
6811 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6812 aucmd_prepbuf(&aco, buf);
|
|
|
6813
|
|
|
6814 /* We only want to read the text from the file, not reset the syntax
|
|
|
6815 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6816 * and encoding to be the same. */
|
|
|
6817 if (prep_exarg(&ea, buf) == OK)
|
|
|
6818 {
|
|
|
6819 old_cursor = curwin->w_cursor;
|
|
|
6820 old_topline = curwin->w_topline;
|
|
|
6821
|
|
|
6822 /*
|
|
|
6823 * To behave like when a new file is edited (matters for
|
|
|
6824 * BufReadPost autocommands) we first need to delete the current
|
|
|
6825 * buffer contents. But if reading the file fails we should keep
|
|
|
6826 * the old contents. Can't use memory only, the file might be
|
|
|
6827 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6828 */
|
|
|
6829 if (bufempty())
|
|
|
6830 savebuf = NULL;
|
|
|
6831 else
|
|
|
6832 {
|
|
|
6833 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6834 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
837
|
6835 if (savebuf != NULL && buf == curbuf)
|
|
311
|
6836 {
|
|
|
6837 /* Open the memline. */
|
|
|
6838 curbuf = savebuf;
|
|
|
6839 curwin->w_buffer = savebuf;
|
|
625
|
6840 saved = ml_open(curbuf);
|
|
311
|
6841 curbuf = buf;
|
|
|
6842 curwin->w_buffer = buf;
|
|
|
6843 }
|
|
837
|
6844 if (savebuf == NULL || saved == FAIL || buf != curbuf
|
|
311
|
6845 || move_lines(buf, savebuf) == FAIL)
|
|
|
6846 {
|
|
|
6847 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6848 buf->b_fname);
|
|
|
6849 saved = FAIL;
|
|
|
6850 }
|
|
|
6851 }
|
|
|
6852
|
|
|
6853 if (saved == OK)
|
|
|
6854 {
|
|
|
6855 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6856 #ifdef FEAT_AUTOCMD
|
|
|
6857 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6858 #endif
|
|
|
6859 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6860 (linenr_T)0,
|
|
|
6861 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6862 {
|
|
|
6863 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6864 if (!aborting())
|
|
|
6865 #endif
|
|
|
6866 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
837
|
6867 if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf)
|
|
311
|
6868 {
|
|
|
6869 /* Put the text back from the save buffer. First
|
|
|
6870 * delete any lines that readfile() added. */
|
|
|
6871 while (!bufempty())
|
|
837
|
6872 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
311
|
6873 break;
|
|
|
6874 (void)move_lines(savebuf, buf);
|
|
|
6875 }
|
|
|
6876 }
|
|
837
|
6877 else if (buf == curbuf)
|
|
311
|
6878 {
|
|
|
6879 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6880 unchanged(buf, TRUE);
|
|
|
6881 u_blockfree(buf);
|
|
|
6882 u_clearall(buf);
|
|
|
6883 }
|
|
|
6884 }
|
|
|
6885 vim_free(ea.cmd);
|
|
|
6886
|
|
837
|
6887 if (savebuf != NULL && buf_valid(savebuf))
|
|
311
|
6888 wipe_buffer(savebuf, FALSE);
|
|
|
6889
|
|
|
6890 #ifdef FEAT_DIFF
|
|
|
6891 /* Invalidate diff info if necessary. */
|
|
837
|
6892 diff_invalidate(curbuf);
|
|
311
|
6893 #endif
|
|
|
6894
|
|
|
6895 /* Restore the topline and cursor position and check it (lines may
|
|
|
6896 * have been removed). */
|
|
|
6897 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6898 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6899 else
|
|
|
6900 curwin->w_topline = old_topline;
|
|
|
6901 curwin->w_cursor = old_cursor;
|
|
|
6902 check_cursor();
|
|
|
6903 update_topline();
|
|
|
6904 #ifdef FEAT_AUTOCMD
|
|
|
6905 keep_filetype = FALSE;
|
|
|
6906 #endif
|
|
|
6907 #ifdef FEAT_FOLDING
|
|
|
6908 {
|
|
1863
|
6909 win_T *wp;
|
|
|
6910 tabpage_T *tp;
|
|
311
|
6911
|
|
|
6912 /* Update folds unless they are defined manually. */
|
|
1863
|
6913 FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
311
|
6914 if (wp->w_buffer == curwin->w_buffer
|
|
|
6915 && !foldmethodIsManual(wp))
|
|
|
6916 foldUpdateAll(wp);
|
|
|
6917 }
|
|
|
6918 #endif
|
|
|
6919 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6920 * value; the user probably used the ":view" command. But don't
|
|
|
6921 * reset it, might have had a read error. */
|
|
|
6922 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6923 curbuf->b_p_ro |= old_ro;
|
|
|
6924 }
|
|
|
6925
|
|
|
6926 /* restore curwin/curbuf and a few other things */
|
|
|
6927 aucmd_restbuf(&aco);
|
|
|
6928 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6929 }
|
|
|
6930
|
|
7
|
6931 void
|
|
|
6932 buf_store_time(buf, st, fname)
|
|
|
6933 buf_T *buf;
|
|
|
6934 struct stat *st;
|
|
1877
|
6935 char_u *fname UNUSED;
|
|
7
|
6936 {
|
|
|
6937 buf->b_mtime = (long)st->st_mtime;
|
|
|
6938 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6939 #ifdef HAVE_ST_MODE
|
|
|
6940 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6941 #else
|
|
|
6942 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6943 #endif
|
|
|
6944 }
|
|
|
6945
|
|
|
6946 /*
|
|
|
6947 * Adjust the line with missing eol, used for the next write.
|
|
|
6948 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6949 */
|
|
|
6950 void
|
|
|
6951 write_lnum_adjust(offset)
|
|
|
6952 linenr_T offset;
|
|
|
6953 {
|
|
167
|
6954 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6955 write_no_eol_lnum += offset;
|
|
|
6956 }
|
|
|
6957
|
|
|
6958 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6959 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6960
|
|
|
6961 /*
|
|
|
6962 * Delete the temp directory and all files it contains.
|
|
|
6963 */
|
|
|
6964 void
|
|
|
6965 vim_deltempdir()
|
|
|
6966 {
|
|
|
6967 char_u **files;
|
|
|
6968 int file_count;
|
|
|
6969 int i;
|
|
|
6970
|
|
|
6971 if (vim_tempdir != NULL)
|
|
|
6972 {
|
|
|
6973 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6974 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6975 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6976 {
|
|
|
6977 for (i = 0; i < file_count; ++i)
|
|
|
6978 mch_remove(files[i]);
|
|
|
6979 FreeWild(file_count, files);
|
|
|
6980 }
|
|
|
6981 gettail(NameBuff)[-1] = NUL;
|
|
|
6982 (void)mch_rmdir(NameBuff);
|
|
|
6983
|
|
|
6984 vim_free(vim_tempdir);
|
|
|
6985 vim_tempdir = NULL;
|
|
|
6986 }
|
|
|
6987 }
|
|
|
6988 #endif
|
|
|
6989
|
|
|
6990 /*
|
|
1997
|
6991 * Directory "tempdir" was created. Expand this name to a full path and put
|
|
|
6992 * it in "vim_tempdir". This avoids that using ":cd" would confuse us.
|
|
|
6993 * "tempdir" must be no longer than MAXPATHL.
|
|
|
6994 */
|
|
|
6995 static void
|
|
|
6996 vim_settempdir(tempdir)
|
|
|
6997 char_u *tempdir;
|
|
|
6998 {
|
|
|
6999 char_u *buf;
|
|
|
7000
|
|
|
7001 buf = alloc((unsigned)MAXPATHL + 2);
|
|
|
7002 if (buf != NULL)
|
|
|
7003 {
|
|
|
7004 if (vim_FullName(tempdir, buf, MAXPATHL, FALSE) == FAIL)
|
|
|
7005 STRCPY(buf, tempdir);
|
|
|
7006 # ifdef __EMX__
|
|
|
7007 if (vim_strchr(buf, '/') != NULL)
|
|
|
7008 STRCAT(buf, "/");
|
|
|
7009 else
|
|
|
7010 # endif
|
|
|
7011 add_pathsep(buf);
|
|
|
7012 vim_tempdir = vim_strsave(buf);
|
|
|
7013 vim_free(buf);
|
|
|
7014 }
|
|
|
7015 }
|
|
|
7016
|
|
|
7017 /*
|
|
7
|
7018 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
7019 *
|
|
|
7020 * The temp file is NOT created.
|
|
|
7021 *
|
|
|
7022 * The returned pointer is to allocated memory.
|
|
|
7023 * The returned pointer is NULL if no valid name was found.
|
|
|
7024 */
|
|
|
7025 char_u *
|
|
|
7026 vim_tempname(extra_char)
|
|
1877
|
7027 int extra_char UNUSED; /* char to use in the name instead of '?' */
|
|
7
|
7028 {
|
|
|
7029 #ifdef USE_TMPNAM
|
|
|
7030 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
7031 #else
|
|
|
7032 char_u itmp[TEMPNAMELEN];
|
|
|
7033 #endif
|
|
|
7034
|
|
|
7035 #ifdef TEMPDIRNAMES
|
|
|
7036 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
7037 int i;
|
|
|
7038 # ifndef EEXIST
|
|
|
7039 struct stat st;
|
|
|
7040 # endif
|
|
|
7041
|
|
|
7042 /*
|
|
|
7043 * This will create a directory for private use by this instance of Vim.
|
|
|
7044 * This is done once, and the same directory is used for all temp files.
|
|
|
7045 * This method avoids security problems because of symlink attacks et al.
|
|
|
7046 * It's also a bit faster, because we only need to check for an existing
|
|
|
7047 * file when creating the directory and not for each temp file.
|
|
|
7048 */
|
|
|
7049 if (vim_tempdir == NULL)
|
|
|
7050 {
|
|
|
7051 /*
|
|
|
7052 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
7053 */
|
|
1877
|
7054 for (i = 0; i < (int)(sizeof(tempdirs) / sizeof(char *)); ++i)
|
|
7
|
7055 {
|
|
1997
|
7056 size_t itmplen;
|
|
|
7057 # ifndef HAVE_MKDTEMP
|
|
|
7058 long nr;
|
|
|
7059 long off;
|
|
|
7060 # endif
|
|
|
7061
|
|
7
|
7062 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
7063 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
7064 if (mch_isdir(itmp)) /* directory exists */
|
|
|
7065 {
|
|
|
7066 # ifdef __EMX__
|
|
|
7067 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
7068 * tcsh), don't add a backslash, use a forward slash!
|
|
|
7069 * Adding 2 backslashes didn't work. */
|
|
|
7070 if (vim_strchr(itmp, '/') != NULL)
|
|
|
7071 STRCAT(itmp, "/");
|
|
|
7072 else
|
|
|
7073 # endif
|
|
|
7074 add_pathsep(itmp);
|
|
1997
|
7075 itmplen = STRLEN(itmp);
|
|
|
7076
|
|
|
7077 # ifdef HAVE_MKDTEMP
|
|
|
7078 /* Leave room for filename */
|
|
|
7079 STRCAT(itmp, "vXXXXXX");
|
|
|
7080 if (mkdtemp((char *)itmp) != NULL)
|
|
|
7081 vim_settempdir(itmp);
|
|
|
7082 # else
|
|
7
|
7083 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
7084 * unlikely that it already exists it will be faster,
|
|
|
7085 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
7086 * security problems because of the predictable number. */
|
|
|
7087 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
7088
|
|
|
7089 /* Try up to 10000 different values until we find a name that
|
|
|
7090 * doesn't exist. */
|
|
|
7091 for (off = 0; off < 10000L; ++off)
|
|
|
7092 {
|
|
|
7093 int r;
|
|
1997
|
7094 # if defined(UNIX) || defined(VMS)
|
|
7
|
7095 mode_t umask_save;
|
|
1997
|
7096 # endif
|
|
|
7097
|
|
|
7098 sprintf((char *)itmp + itmplen, "v%ld", nr + off);
|
|
|
7099 # ifndef EEXIST
|
|
7
|
7100 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
7101 * existing file here. There is a race condition then,
|
|
|
7102 * although it's fail-safe. */
|
|
|
7103 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
7104 continue;
|
|
1997
|
7105 # endif
|
|
|
7106 # if defined(UNIX) || defined(VMS)
|
|
7
|
7107 /* Make sure the umask doesn't remove the executable bit.
|
|
|
7108 * "repl" has been reported to use "177". */
|
|
|
7109 umask_save = umask(077);
|
|
1997
|
7110 # endif
|
|
7
|
7111 r = vim_mkdir(itmp, 0700);
|
|
1997
|
7112 # if defined(UNIX) || defined(VMS)
|
|
7
|
7113 (void)umask(umask_save);
|
|
1997
|
7114 # endif
|
|
7
|
7115 if (r == 0)
|
|
|
7116 {
|
|
1997
|
7117 vim_settempdir(itmp);
|
|
7
|
7118 break;
|
|
|
7119 }
|
|
1997
|
7120 # ifdef EEXIST
|
|
7
|
7121 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
7122 * we probably can't create any dir here, try another
|
|
|
7123 * place. */
|
|
|
7124 if (errno != EEXIST)
|
|
1997
|
7125 # endif
|
|
7
|
7126 break;
|
|
|
7127 }
|
|
1997
|
7128 # endif /* HAVE_MKDTEMP */
|
|
7
|
7129 if (vim_tempdir != NULL)
|
|
|
7130 break;
|
|
|
7131 }
|
|
|
7132 }
|
|
|
7133 }
|
|
|
7134
|
|
|
7135 if (vim_tempdir != NULL)
|
|
|
7136 {
|
|
|
7137 /* There is no need to check if the file exists, because we own the
|
|
|
7138 * directory and nobody else creates a file in it. */
|
|
|
7139 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
7140 return vim_strsave(itmp);
|
|
|
7141 }
|
|
|
7142
|
|
|
7143 return NULL;
|
|
|
7144
|
|
|
7145 #else /* TEMPDIRNAMES */
|
|
|
7146
|
|
|
7147 # ifdef WIN3264
|
|
|
7148 char szTempFile[_MAX_PATH + 1];
|
|
|
7149 char buf4[4];
|
|
|
7150 char_u *retval;
|
|
|
7151 char_u *p;
|
|
|
7152
|
|
|
7153 STRCPY(itmp, "");
|
|
|
7154 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
7155 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
7156 strcpy(buf4, "VIM");
|
|
|
7157 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
7158 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
7159 return NULL;
|
|
|
7160 /* GetTempFileName() will create the file, we don't want that */
|
|
|
7161 (void)DeleteFile(itmp);
|
|
|
7162
|
|
|
7163 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
7164 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
7165 * didn't set 'shellslash'. */
|
|
|
7166 retval = vim_strsave(itmp);
|
|
|
7167 if (*p_shcf == '-' || p_ssl)
|
|
|
7168 for (p = retval; *p; ++p)
|
|
|
7169 if (*p == '\\')
|
|
|
7170 *p = '/';
|
|
|
7171 return retval;
|
|
|
7172
|
|
|
7173 # else /* WIN3264 */
|
|
|
7174
|
|
|
7175 # ifdef USE_TMPNAM
|
|
|
7176 /* tmpnam() will make its own name */
|
|
|
7177 if (*tmpnam((char *)itmp) == NUL)
|
|
|
7178 return NULL;
|
|
|
7179 # else
|
|
|
7180 char_u *p;
|
|
|
7181
|
|
|
7182 # ifdef VMS_TEMPNAM
|
|
|
7183 /* mktemp() is not working on VMS. It seems to be
|
|
|
7184 * a do-nothing function. Therefore we use tempnam().
|
|
|
7185 */
|
|
|
7186 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
7187 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
7188 if (p != NULL)
|
|
|
7189 {
|
|
|
7190 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
7191 * and VIM will then be unable to find the file later */
|
|
|
7192 STRCPY(itmp, p);
|
|
|
7193 STRCAT(itmp, ".txt");
|
|
|
7194 free(p);
|
|
|
7195 }
|
|
|
7196 else
|
|
|
7197 return NULL;
|
|
|
7198 # else
|
|
|
7199 STRCPY(itmp, TEMPNAME);
|
|
|
7200 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
7201 *p = extra_char;
|
|
|
7202 if (mktemp((char *)itmp) == NULL)
|
|
|
7203 return NULL;
|
|
|
7204 # endif
|
|
|
7205 # endif
|
|
|
7206
|
|
|
7207 return vim_strsave(itmp);
|
|
|
7208 # endif /* WIN3264 */
|
|
|
7209 #endif /* TEMPDIRNAMES */
|
|
|
7210 }
|
|
|
7211
|
|
|
7212 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
7213 /*
|
|
|
7214 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
7215 */
|
|
|
7216 void
|
|
|
7217 forward_slash(fname)
|
|
|
7218 char_u *fname;
|
|
|
7219 {
|
|
|
7220 char_u *p;
|
|
|
7221
|
|
|
7222 for (p = fname; *p != NUL; ++p)
|
|
|
7223 # ifdef FEAT_MBYTE
|
|
|
7224 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
7225 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
7226 ++p;
|
|
|
7227 else
|
|
|
7228 # endif
|
|
|
7229 if (*p == '\\')
|
|
|
7230 *p = '/';
|
|
|
7231 }
|
|
|
7232 #endif
|
|
|
7233
|
|
|
7234
|
|
|
7235 /*
|
|
|
7236 * Code for automatic commands.
|
|
|
7237 *
|
|
|
7238 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
7239 */
|
|
|
7240
|
|
|
7241 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
7242
|
|
|
7243 /*
|
|
|
7244 * The autocommands are stored in a list for each event.
|
|
|
7245 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
7246 * together, to avoid having to match the pattern too often.
|
|
|
7247 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
7248 *
|
|
|
7249 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
7250 * Autopat.cmds Autopat.cmds
|
|
|
7251 * | |
|
|
|
7252 * V V
|
|
|
7253 * AutoCmd.next AutoCmd.next
|
|
|
7254 * | |
|
|
|
7255 * V V
|
|
|
7256 * AutoCmd.next NULL
|
|
|
7257 * |
|
|
|
7258 * V
|
|
|
7259 * NULL
|
|
|
7260 *
|
|
|
7261 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
7262 * Autopat.cmds
|
|
|
7263 * |
|
|
|
7264 * V
|
|
|
7265 * AutoCmd.next
|
|
|
7266 * |
|
|
|
7267 * V
|
|
|
7268 * NULL
|
|
|
7269 * etc.
|
|
|
7270 *
|
|
|
7271 * The order of AutoCmds is important, this is the order in which they were
|
|
|
7272 * defined and will have to be executed.
|
|
|
7273 */
|
|
|
7274 typedef struct AutoCmd
|
|
|
7275 {
|
|
|
7276 char_u *cmd; /* The command to be executed (NULL
|
|
|
7277 when command has been removed) */
|
|
|
7278 char nested; /* If autocommands nest here */
|
|
|
7279 char last; /* last command in list */
|
|
|
7280 #ifdef FEAT_EVAL
|
|
|
7281 scid_T scriptID; /* script ID where defined */
|
|
|
7282 #endif
|
|
|
7283 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
7284 } AutoCmd;
|
|
|
7285
|
|
|
7286 typedef struct AutoPat
|
|
|
7287 {
|
|
|
7288 int group; /* group ID */
|
|
|
7289 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
7290 has been removed) */
|
|
|
7291 int patlen; /* strlen() of pat */
|
|
153
|
7292 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
7293 char allow_dirs; /* Pattern may match whole path */
|
|
|
7294 char last; /* last pattern for apply_autocmds() */
|
|
|
7295 AutoCmd *cmds; /* list of commands to do */
|
|
|
7296 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
7297 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
7298 } AutoPat;
|
|
|
7299
|
|
|
7300 static struct event_name
|
|
|
7301 {
|
|
|
7302 char *name; /* event name */
|
|
661
|
7303 event_T event; /* event number */
|
|
7
|
7304 } event_names[] =
|
|
|
7305 {
|
|
|
7306 {"BufAdd", EVENT_BUFADD},
|
|
|
7307 {"BufCreate", EVENT_BUFADD},
|
|
|
7308 {"BufDelete", EVENT_BUFDELETE},
|
|
|
7309 {"BufEnter", EVENT_BUFENTER},
|
|
|
7310 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
7311 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
7312 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
7313 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
7314 {"BufNew", EVENT_BUFNEW},
|
|
|
7315 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
7316 {"BufRead", EVENT_BUFREADPOST},
|
|
|
7317 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
7318 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
7319 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
7320 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
7321 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
7322 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
7323 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
7324 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
7325 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
7326 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
7327 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
7328 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
7329 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
7330 {"ColorScheme", EVENT_COLORSCHEME},
|
|
661
|
7331 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
7332 {"CursorHoldI", EVENT_CURSORHOLDI},
|
|
|
7333 {"CursorMoved", EVENT_CURSORMOVED},
|
|
|
7334 {"CursorMovedI", EVENT_CURSORMOVEDI},
|
|
7
|
7335 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
7336 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
7337 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
7338 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
7339 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
7340 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
765
|
7341 {"FileChangedShellPost",EVENT_FILECHANGEDSHELLPOST},
|
|
7
|
7342 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
7343 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
7344 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
7345 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
7346 {"FileType", EVENT_FILETYPE},
|
|
|
7347 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
7348 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
7349 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
7350 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
7351 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
7352 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
7353 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
7354 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
7355 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
7356 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
7357 {"GUIEnter", EVENT_GUIENTER},
|
|
946
|
7358 {"GUIFailed", EVENT_GUIFAILED},
|
|
11
|
7359 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
7360 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
7361 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
7362 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
7363 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
7364 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
7365 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
7366 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
723
|
7367 {"ShellCmdPost", EVENT_SHELLCMDPOST},
|
|
|
7368 {"ShellFilterPost", EVENT_SHELLFILTERPOST},
|
|
715
|
7369 {"SourcePre", EVENT_SOURCEPRE},
|
|
1061
|
7370 {"SourceCmd", EVENT_SOURCECMD},
|
|
649
|
7371 {"SpellFileMissing",EVENT_SPELLFILEMISSING},
|
|
7
|
7372 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
7373 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
674
|
7374 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
7375 {"Syntax", EVENT_SYNTAX},
|
|
676
|
7376 {"TabEnter", EVENT_TABENTER},
|
|
|
7377 {"TabLeave", EVENT_TABLEAVE},
|
|
7
|
7378 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
7379 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
7380 {"User", EVENT_USER},
|
|
|
7381 {"VimEnter", EVENT_VIMENTER},
|
|
|
7382 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
7383 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
7384 {"WinEnter", EVENT_WINENTER},
|
|
|
7385 {"WinLeave", EVENT_WINLEAVE},
|
|
765
|
7386 {"VimResized", EVENT_VIMRESIZED},
|
|
661
|
7387 {NULL, (event_T)0}
|
|
7
|
7388 };
|
|
|
7389
|
|
|
7390 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
7391 {
|
|
|
7392 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7393 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7394 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7395 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
7396 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7397 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
7398 };
|
|
|
7399
|
|
|
7400 /*
|
|
|
7401 * struct used to keep status while executing autocommands for an event.
|
|
|
7402 */
|
|
|
7403 typedef struct AutoPatCmd
|
|
|
7404 {
|
|
|
7405 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
7406 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
7407 int group; /* group being used */
|
|
|
7408 char_u *fname; /* fname to match with */
|
|
|
7409 char_u *sfname; /* sfname to match with */
|
|
|
7410 char_u *tail; /* tail of fname */
|
|
661
|
7411 event_T event; /* current event */
|
|
40
|
7412 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
7413 buf is deleted */
|
|
|
7414 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
7415 } AutoPatCmd;
|
|
|
7416
|
|
297
|
7417 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
7418
|
|
7
|
7419 /*
|
|
|
7420 * augroups stores a list of autocmd group names.
|
|
|
7421 */
|
|
297
|
7422 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
7423 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
7424
|
|
|
7425 /*
|
|
|
7426 * The ID of the current group. Group 0 is the default one.
|
|
|
7427 */
|
|
|
7428 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7429
|
|
|
7430 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7431
|
|
661
|
7432 static void show_autocmd __ARGS((AutoPat *ap, event_T event));
|
|
7
|
7433 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7434 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7435 static void au_cleanup __ARGS((void));
|
|
|
7436 static int au_new_group __ARGS((char_u *name));
|
|
|
7437 static void au_del_group __ARGS((char_u *name));
|
|
661
|
7438 static event_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7439 static char_u *event_nr2name __ARGS((event_T event));
|
|
7
|
7440 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
661
|
7441 static int event_ignored __ARGS((event_T event));
|
|
7
|
7442 static int au_get_grouparg __ARGS((char_u **argp));
|
|
661
|
7443 static int do_autocmd_event __ARGS((event_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
7
|
7444 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
661
|
7445 static int apply_autocmds_group __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, int group, buf_T *buf, exarg_T *eap));
|
|
7
|
7446 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7447
|
|
40
|
7448
|
|
661
|
7449 static event_T last_event;
|
|
7
|
7450 static int last_group;
|
|
1410
|
7451 static int autocmd_blocked = 0; /* block all autocmds */
|
|
7
|
7452
|
|
|
7453 /*
|
|
|
7454 * Show the autocommands for one AutoPat.
|
|
|
7455 */
|
|
|
7456 static void
|
|
|
7457 show_autocmd(ap, event)
|
|
|
7458 AutoPat *ap;
|
|
661
|
7459 event_T event;
|
|
7
|
7460 {
|
|
|
7461 AutoCmd *ac;
|
|
|
7462
|
|
|
7463 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7464 * when "q" has been hit for the "--more--" prompt */
|
|
|
7465 if (got_int)
|
|
|
7466 return;
|
|
|
7467 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7468 return;
|
|
|
7469
|
|
|
7470 msg_putchar('\n');
|
|
|
7471 if (got_int)
|
|
|
7472 return;
|
|
|
7473 if (event != last_event || ap->group != last_group)
|
|
|
7474 {
|
|
|
7475 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7476 {
|
|
|
7477 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7478 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7479 else
|
|
|
7480 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7481 msg_puts((char_u *)" ");
|
|
|
7482 }
|
|
|
7483 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7484 last_event = event;
|
|
|
7485 last_group = ap->group;
|
|
|
7486 msg_putchar('\n');
|
|
|
7487 if (got_int)
|
|
|
7488 return;
|
|
|
7489 }
|
|
|
7490 msg_col = 4;
|
|
|
7491 msg_outtrans(ap->pat);
|
|
|
7492
|
|
|
7493 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7494 {
|
|
|
7495 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7496 {
|
|
|
7497 if (msg_col >= 14)
|
|
|
7498 msg_putchar('\n');
|
|
|
7499 msg_col = 14;
|
|
|
7500 if (got_int)
|
|
|
7501 return;
|
|
|
7502 msg_outtrans(ac->cmd);
|
|
500
|
7503 #ifdef FEAT_EVAL
|
|
|
7504 if (p_verbose > 0)
|
|
|
7505 last_set_msg(ac->scriptID);
|
|
|
7506 #endif
|
|
7
|
7507 if (got_int)
|
|
|
7508 return;
|
|
|
7509 if (ac->next != NULL)
|
|
|
7510 {
|
|
|
7511 msg_putchar('\n');
|
|
|
7512 if (got_int)
|
|
|
7513 return;
|
|
|
7514 }
|
|
|
7515 }
|
|
|
7516 }
|
|
|
7517 }
|
|
|
7518
|
|
|
7519 /*
|
|
|
7520 * Mark an autocommand pattern for deletion.
|
|
|
7521 */
|
|
|
7522 static void
|
|
|
7523 au_remove_pat(ap)
|
|
|
7524 AutoPat *ap;
|
|
|
7525 {
|
|
|
7526 vim_free(ap->pat);
|
|
|
7527 ap->pat = NULL;
|
|
40
|
7528 ap->buflocal_nr = -1;
|
|
7
|
7529 au_need_clean = TRUE;
|
|
|
7530 }
|
|
|
7531
|
|
|
7532 /*
|
|
|
7533 * Mark all commands for a pattern for deletion.
|
|
|
7534 */
|
|
|
7535 static void
|
|
|
7536 au_remove_cmds(ap)
|
|
|
7537 AutoPat *ap;
|
|
|
7538 {
|
|
|
7539 AutoCmd *ac;
|
|
|
7540
|
|
|
7541 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7542 {
|
|
|
7543 vim_free(ac->cmd);
|
|
|
7544 ac->cmd = NULL;
|
|
|
7545 }
|
|
|
7546 au_need_clean = TRUE;
|
|
|
7547 }
|
|
|
7548
|
|
|
7549 /*
|
|
|
7550 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7551 * This is only done when not executing autocommands.
|
|
|
7552 */
|
|
|
7553 static void
|
|
|
7554 au_cleanup()
|
|
|
7555 {
|
|
|
7556 AutoPat *ap, **prev_ap;
|
|
|
7557 AutoCmd *ac, **prev_ac;
|
|
661
|
7558 event_T event;
|
|
7
|
7559
|
|
|
7560 if (autocmd_busy || !au_need_clean)
|
|
|
7561 return;
|
|
|
7562
|
|
|
7563 /* loop over all events */
|
|
661
|
7564 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7565 event = (event_T)((int)event + 1))
|
|
7
|
7566 {
|
|
|
7567 /* loop over all autocommand patterns */
|
|
|
7568 prev_ap = &(first_autopat[(int)event]);
|
|
|
7569 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7570 {
|
|
|
7571 /* loop over all commands for this pattern */
|
|
|
7572 prev_ac = &(ap->cmds);
|
|
|
7573 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7574 {
|
|
|
7575 /* remove the command if the pattern is to be deleted or when
|
|
|
7576 * the command has been marked for deletion */
|
|
|
7577 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7578 {
|
|
|
7579 *prev_ac = ac->next;
|
|
|
7580 vim_free(ac->cmd);
|
|
|
7581 vim_free(ac);
|
|
|
7582 }
|
|
|
7583 else
|
|
|
7584 prev_ac = &(ac->next);
|
|
|
7585 }
|
|
|
7586
|
|
|
7587 /* remove the pattern if it has been marked for deletion */
|
|
|
7588 if (ap->pat == NULL)
|
|
|
7589 {
|
|
|
7590 *prev_ap = ap->next;
|
|
153
|
7591 vim_free(ap->reg_prog);
|
|
7
|
7592 vim_free(ap);
|
|
|
7593 }
|
|
|
7594 else
|
|
|
7595 prev_ap = &(ap->next);
|
|
|
7596 }
|
|
|
7597 }
|
|
|
7598
|
|
|
7599 au_need_clean = FALSE;
|
|
|
7600 }
|
|
|
7601
|
|
|
7602 /*
|
|
40
|
7603 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7604 * autocmds.
|
|
|
7605 */
|
|
|
7606 void
|
|
|
7607 aubuflocal_remove(buf)
|
|
|
7608 buf_T *buf;
|
|
|
7609 {
|
|
|
7610 AutoPat *ap;
|
|
661
|
7611 event_T event;
|
|
40
|
7612 AutoPatCmd *apc;
|
|
|
7613
|
|
|
7614 /* invalidate currently executing autocommands */
|
|
|
7615 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7616 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7617 apc->arg_bufnr = 0;
|
|
|
7618
|
|
|
7619 /* invalidate buflocals looping through events */
|
|
661
|
7620 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7621 event = (event_T)((int)event + 1))
|
|
40
|
7622 /* loop over all autocommand patterns */
|
|
|
7623 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7624 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7625 {
|
|
|
7626 au_remove_pat(ap);
|
|
|
7627 if (p_verbose >= 6)
|
|
292
|
7628 {
|
|
|
7629 verbose_enter();
|
|
40
|
7630 smsg((char_u *)
|
|
|
7631 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7632 event_nr2name(event), buf->b_fnum);
|
|
292
|
7633 verbose_leave();
|
|
|
7634 }
|
|
40
|
7635 }
|
|
|
7636 au_cleanup();
|
|
|
7637 }
|
|
|
7638
|
|
|
7639 /*
|
|
7
|
7640 * Add an autocmd group name.
|
|
|
7641 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7642 */
|
|
|
7643 static int
|
|
|
7644 au_new_group(name)
|
|
|
7645 char_u *name;
|
|
|
7646 {
|
|
|
7647 int i;
|
|
|
7648
|
|
|
7649 i = au_find_group(name);
|
|
|
7650 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7651 {
|
|
|
7652 /* First try using a free entry. */
|
|
|
7653 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7654 if (AUGROUP_NAME(i) == NULL)
|
|
|
7655 break;
|
|
|
7656 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7657 return AUGROUP_ERROR;
|
|
|
7658
|
|
|
7659 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7660 if (AUGROUP_NAME(i) == NULL)
|
|
|
7661 return AUGROUP_ERROR;
|
|
|
7662 if (i == augroups.ga_len)
|
|
|
7663 ++augroups.ga_len;
|
|
|
7664 }
|
|
|
7665
|
|
|
7666 return i;
|
|
|
7667 }
|
|
|
7668
|
|
|
7669 static void
|
|
|
7670 au_del_group(name)
|
|
|
7671 char_u *name;
|
|
|
7672 {
|
|
|
7673 int i;
|
|
|
7674
|
|
|
7675 i = au_find_group(name);
|
|
|
7676 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7677 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7678 else
|
|
|
7679 {
|
|
|
7680 vim_free(AUGROUP_NAME(i));
|
|
|
7681 AUGROUP_NAME(i) = NULL;
|
|
|
7682 }
|
|
|
7683 }
|
|
|
7684
|
|
|
7685 /*
|
|
|
7686 * Find the ID of an autocmd group name.
|
|
|
7687 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7688 */
|
|
|
7689 static int
|
|
|
7690 au_find_group(name)
|
|
|
7691 char_u *name;
|
|
|
7692 {
|
|
|
7693 int i;
|
|
|
7694
|
|
|
7695 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7696 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7697 return i;
|
|
|
7698 return AUGROUP_ERROR;
|
|
|
7699 }
|
|
|
7700
|
|
461
|
7701 /*
|
|
|
7702 * Return TRUE if augroup "name" exists.
|
|
|
7703 */
|
|
|
7704 int
|
|
|
7705 au_has_group(name)
|
|
|
7706 char_u *name;
|
|
|
7707 {
|
|
|
7708 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7709 }
|
|
|
7710
|
|
7
|
7711 /*
|
|
|
7712 * ":augroup {name}".
|
|
|
7713 */
|
|
|
7714 void
|
|
|
7715 do_augroup(arg, del_group)
|
|
|
7716 char_u *arg;
|
|
|
7717 int del_group;
|
|
|
7718 {
|
|
|
7719 int i;
|
|
|
7720
|
|
|
7721 if (del_group)
|
|
|
7722 {
|
|
|
7723 if (*arg == NUL)
|
|
|
7724 EMSG(_(e_argreq));
|
|
|
7725 else
|
|
|
7726 au_del_group(arg);
|
|
|
7727 }
|
|
|
7728 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7729 current_augroup = AUGROUP_DEFAULT;
|
|
|
7730 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7731 {
|
|
|
7732 i = au_new_group(arg);
|
|
|
7733 if (i != AUGROUP_ERROR)
|
|
|
7734 current_augroup = i;
|
|
|
7735 }
|
|
|
7736 else /* ":aug": list the group names */
|
|
|
7737 {
|
|
|
7738 msg_start();
|
|
|
7739 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7740 {
|
|
|
7741 if (AUGROUP_NAME(i) != NULL)
|
|
|
7742 {
|
|
|
7743 msg_puts(AUGROUP_NAME(i));
|
|
|
7744 msg_puts((char_u *)" ");
|
|
|
7745 }
|
|
|
7746 }
|
|
|
7747 msg_clr_eos();
|
|
|
7748 msg_end();
|
|
|
7749 }
|
|
|
7750 }
|
|
|
7751
|
|
355
|
7752 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7753 void
|
|
|
7754 free_all_autocmds()
|
|
|
7755 {
|
|
|
7756 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7757 ++current_augroup)
|
|
|
7758 do_autocmd((char_u *)"", TRUE);
|
|
|
7759 ga_clear_strings(&augroups);
|
|
|
7760 }
|
|
|
7761 #endif
|
|
|
7762
|
|
7
|
7763 /*
|
|
|
7764 * Return the event number for event name "start".
|
|
|
7765 * Return NUM_EVENTS if the event name was not found.
|
|
|
7766 * Return a pointer to the next event name in "end".
|
|
|
7767 */
|
|
661
|
7768 static event_T
|
|
7
|
7769 event_name2nr(start, end)
|
|
|
7770 char_u *start;
|
|
|
7771 char_u **end;
|
|
|
7772 {
|
|
|
7773 char_u *p;
|
|
|
7774 int i;
|
|
|
7775 int len;
|
|
|
7776
|
|
|
7777 /* the event name ends with end of line, a blank or a comma */
|
|
|
7778 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7779 ;
|
|
|
7780 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7781 {
|
|
|
7782 len = (int)STRLEN(event_names[i].name);
|
|
|
7783 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7784 break;
|
|
|
7785 }
|
|
|
7786 if (*p == ',')
|
|
|
7787 ++p;
|
|
|
7788 *end = p;
|
|
|
7789 if (event_names[i].name == NULL)
|
|
|
7790 return NUM_EVENTS;
|
|
|
7791 return event_names[i].event;
|
|
|
7792 }
|
|
|
7793
|
|
|
7794 /*
|
|
|
7795 * Return the name for event "event".
|
|
|
7796 */
|
|
|
7797 static char_u *
|
|
|
7798 event_nr2name(event)
|
|
661
|
7799 event_T event;
|
|
7
|
7800 {
|
|
|
7801 int i;
|
|
|
7802
|
|
|
7803 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7804 if (event_names[i].event == event)
|
|
|
7805 return (char_u *)event_names[i].name;
|
|
|
7806 return (char_u *)"Unknown";
|
|
|
7807 }
|
|
|
7808
|
|
|
7809 /*
|
|
|
7810 * Scan over the events. "*" stands for all events.
|
|
|
7811 */
|
|
|
7812 static char_u *
|
|
|
7813 find_end_event(arg, have_group)
|
|
|
7814 char_u *arg;
|
|
|
7815 int have_group; /* TRUE when group name was found */
|
|
|
7816 {
|
|
|
7817 char_u *pat;
|
|
|
7818 char_u *p;
|
|
|
7819
|
|
|
7820 if (*arg == '*')
|
|
|
7821 {
|
|
|
7822 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7823 {
|
|
|
7824 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7825 return NULL;
|
|
|
7826 }
|
|
|
7827 pat = arg + 1;
|
|
|
7828 }
|
|
|
7829 else
|
|
|
7830 {
|
|
|
7831 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7832 {
|
|
|
7833 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7834 {
|
|
|
7835 if (have_group)
|
|
|
7836 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7837 else
|
|
|
7838 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7839 return NULL;
|
|
|
7840 }
|
|
|
7841 }
|
|
|
7842 }
|
|
|
7843 return pat;
|
|
|
7844 }
|
|
|
7845
|
|
|
7846 /*
|
|
|
7847 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7848 */
|
|
|
7849 static int
|
|
|
7850 event_ignored(event)
|
|
661
|
7851 event_T event;
|
|
7
|
7852 {
|
|
|
7853 char_u *p = p_ei;
|
|
|
7854
|
|
844
|
7855 while (*p != NUL)
|
|
|
7856 {
|
|
|
7857 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7858 return TRUE;
|
|
7
|
7859 if (event_name2nr(p, &p) == event)
|
|
|
7860 return TRUE;
|
|
844
|
7861 }
|
|
7
|
7862
|
|
|
7863 return FALSE;
|
|
|
7864 }
|
|
|
7865
|
|
|
7866 /*
|
|
|
7867 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7868 */
|
|
|
7869 int
|
|
|
7870 check_ei()
|
|
|
7871 {
|
|
|
7872 char_u *p = p_ei;
|
|
|
7873
|
|
|
7874 while (*p)
|
|
844
|
7875 {
|
|
|
7876 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7877 {
|
|
|
7878 p += 3;
|
|
|
7879 if (*p == ',')
|
|
|
7880 ++p;
|
|
|
7881 }
|
|
|
7882 else if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
7
|
7883 return FAIL;
|
|
844
|
7884 }
|
|
7
|
7885
|
|
|
7886 return OK;
|
|
|
7887 }
|
|
|
7888
|
|
123
|
7889 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7890
|
|
|
7891 /*
|
|
|
7892 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7893 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7894 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7895 */
|
|
|
7896 char_u *
|
|
|
7897 au_event_disable(what)
|
|
|
7898 char *what;
|
|
|
7899 {
|
|
|
7900 char_u *new_ei;
|
|
|
7901 char_u *save_ei;
|
|
|
7902
|
|
|
7903 save_ei = vim_strsave(p_ei);
|
|
|
7904 if (save_ei != NULL)
|
|
|
7905 {
|
|
557
|
7906 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7907 if (new_ei != NULL)
|
|
|
7908 {
|
|
|
7909 STRCAT(new_ei, what);
|
|
694
|
7910 set_string_option_direct((char_u *)"ei", -1, new_ei,
|
|
|
7911 OPT_FREE, SID_NONE);
|
|
123
|
7912 vim_free(new_ei);
|
|
|
7913 }
|
|
|
7914 }
|
|
|
7915 return save_ei;
|
|
|
7916 }
|
|
|
7917
|
|
|
7918 void
|
|
|
7919 au_event_restore(old_ei)
|
|
|
7920 char_u *old_ei;
|
|
|
7921 {
|
|
|
7922 if (old_ei != NULL)
|
|
|
7923 {
|
|
694
|
7924 set_string_option_direct((char_u *)"ei", -1, old_ei,
|
|
|
7925 OPT_FREE, SID_NONE);
|
|
123
|
7926 vim_free(old_ei);
|
|
|
7927 }
|
|
|
7928 }
|
|
|
7929 # endif /* FEAT_SYN_HL */
|
|
|
7930
|
|
7
|
7931 /*
|
|
|
7932 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7933 * following ways:
|
|
|
7934 *
|
|
|
7935 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7936 * will be automatically executed for <event>
|
|
|
7937 * when editing a file matching <pat>, in
|
|
|
7938 * the current group.
|
|
|
7939 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7940 * <event> and <pat>.
|
|
|
7941 * :autocmd <event> Show the auto-commands associated with
|
|
|
7942 * <event>.
|
|
|
7943 * :autocmd Show all auto-commands.
|
|
|
7944 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7945 * <event> and <pat>, and add the command
|
|
|
7946 * <cmd>, for the current group.
|
|
|
7947 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7948 * <event> and <pat> for the current group.
|
|
|
7949 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7950 * <event> for the current group.
|
|
|
7951 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7952 * group.
|
|
|
7953 *
|
|
|
7954 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7955 * some examples:
|
|
|
7956 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7957 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7958 *
|
|
|
7959 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7960 *
|
|
|
7961 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7962 */
|
|
|
7963 void
|
|
|
7964 do_autocmd(arg, forceit)
|
|
|
7965 char_u *arg;
|
|
|
7966 int forceit;
|
|
|
7967 {
|
|
|
7968 char_u *pat;
|
|
|
7969 char_u *envpat = NULL;
|
|
|
7970 char_u *cmd;
|
|
661
|
7971 event_T event;
|
|
7
|
7972 int need_free = FALSE;
|
|
|
7973 int nested = FALSE;
|
|
|
7974 int group;
|
|
|
7975
|
|
|
7976 /*
|
|
|
7977 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7978 */
|
|
|
7979 group = au_get_grouparg(&arg);
|
|
|
7980 if (arg == NULL) /* out of memory */
|
|
|
7981 return;
|
|
|
7982
|
|
|
7983 /*
|
|
|
7984 * Scan over the events.
|
|
|
7985 * If we find an illegal name, return here, don't do anything.
|
|
|
7986 */
|
|
|
7987 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7988 if (pat == NULL)
|
|
|
7989 return;
|
|
|
7990
|
|
|
7991 /*
|
|
|
7992 * Scan over the pattern. Put a NUL at the end.
|
|
|
7993 */
|
|
|
7994 pat = skipwhite(pat);
|
|
|
7995 cmd = pat;
|
|
|
7996 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7997 cmd++;
|
|
|
7998 if (*cmd)
|
|
|
7999 *cmd++ = NUL;
|
|
|
8000
|
|
|
8001 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
8002 * forward slashes here. */
|
|
|
8003 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
8004 {
|
|
|
8005 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8006 int p_ssl_save = p_ssl;
|
|
|
8007
|
|
|
8008 p_ssl = TRUE;
|
|
|
8009 #endif
|
|
|
8010 envpat = expand_env_save(pat);
|
|
|
8011 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8012 p_ssl = p_ssl_save;
|
|
|
8013 #endif
|
|
|
8014 if (envpat != NULL)
|
|
|
8015 pat = envpat;
|
|
|
8016 }
|
|
|
8017
|
|
|
8018 /*
|
|
|
8019 * Check for "nested" flag.
|
|
|
8020 */
|
|
|
8021 cmd = skipwhite(cmd);
|
|
|
8022 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
8023 {
|
|
|
8024 nested = TRUE;
|
|
|
8025 cmd = skipwhite(cmd + 6);
|
|
|
8026 }
|
|
|
8027
|
|
|
8028 /*
|
|
|
8029 * Find the start of the commands.
|
|
|
8030 * Expand <sfile> in it.
|
|
|
8031 */
|
|
|
8032 if (*cmd != NUL)
|
|
|
8033 {
|
|
|
8034 cmd = expand_sfile(cmd);
|
|
|
8035 if (cmd == NULL) /* some error */
|
|
|
8036 return;
|
|
|
8037 need_free = TRUE;
|
|
|
8038 }
|
|
|
8039
|
|
|
8040 /*
|
|
|
8041 * Print header when showing autocommands.
|
|
|
8042 */
|
|
|
8043 if (!forceit && *cmd == NUL)
|
|
|
8044 {
|
|
|
8045 /* Highlight title */
|
|
|
8046 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
8047 }
|
|
|
8048
|
|
|
8049 /*
|
|
|
8050 * Loop over the events.
|
|
|
8051 */
|
|
661
|
8052 last_event = (event_T)-1; /* for listing the event name */
|
|
7
|
8053 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
8054 if (*arg == '*' || *arg == NUL)
|
|
|
8055 {
|
|
661
|
8056 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
8057 event = (event_T)((int)event + 1))
|
|
7
|
8058 if (do_autocmd_event(event, pat,
|
|
|
8059 nested, cmd, forceit, group) == FAIL)
|
|
|
8060 break;
|
|
|
8061 }
|
|
|
8062 else
|
|
|
8063 {
|
|
|
8064 while (*arg && !vim_iswhite(*arg))
|
|
|
8065 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
8066 nested, cmd, forceit, group) == FAIL)
|
|
|
8067 break;
|
|
|
8068 }
|
|
|
8069
|
|
|
8070 if (need_free)
|
|
|
8071 vim_free(cmd);
|
|
|
8072 vim_free(envpat);
|
|
|
8073 }
|
|
|
8074
|
|
|
8075 /*
|
|
|
8076 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
8077 * The "argp" argument is advanced to the following argument.
|
|
|
8078 *
|
|
|
8079 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
8080 */
|
|
|
8081 static int
|
|
|
8082 au_get_grouparg(argp)
|
|
|
8083 char_u **argp;
|
|
|
8084 {
|
|
|
8085 char_u *group_name;
|
|
|
8086 char_u *p;
|
|
|
8087 char_u *arg = *argp;
|
|
|
8088 int group = AUGROUP_ALL;
|
|
|
8089
|
|
|
8090 p = skiptowhite(arg);
|
|
|
8091 if (p > arg)
|
|
|
8092 {
|
|
|
8093 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
8094 if (group_name == NULL) /* out of memory */
|
|
|
8095 return AUGROUP_ERROR;
|
|
|
8096 group = au_find_group(group_name);
|
|
|
8097 if (group == AUGROUP_ERROR)
|
|
|
8098 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
8099 else
|
|
|
8100 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
8101 vim_free(group_name);
|
|
|
8102 }
|
|
|
8103 return group;
|
|
|
8104 }
|
|
|
8105
|
|
|
8106 /*
|
|
|
8107 * do_autocmd() for one event.
|
|
|
8108 * If *pat == NUL do for all patterns.
|
|
|
8109 * If *cmd == NUL show entries.
|
|
|
8110 * If forceit == TRUE delete entries.
|
|
|
8111 * If group is not AUGROUP_ALL, only use this group.
|
|
|
8112 */
|
|
|
8113 static int
|
|
|
8114 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
661
|
8115 event_T event;
|
|
7
|
8116 char_u *pat;
|
|
|
8117 int nested;
|
|
|
8118 char_u *cmd;
|
|
|
8119 int forceit;
|
|
|
8120 int group;
|
|
|
8121 {
|
|
|
8122 AutoPat *ap;
|
|
|
8123 AutoPat **prev_ap;
|
|
|
8124 AutoCmd *ac;
|
|
|
8125 AutoCmd **prev_ac;
|
|
|
8126 int brace_level;
|
|
|
8127 char_u *endpat;
|
|
|
8128 int findgroup;
|
|
|
8129 int allgroups;
|
|
|
8130 int patlen;
|
|
856
|
8131 int is_buflocal;
|
|
40
|
8132 int buflocal_nr;
|
|
|
8133 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
8134
|
|
|
8135 if (group == AUGROUP_ALL)
|
|
|
8136 findgroup = current_augroup;
|
|
|
8137 else
|
|
|
8138 findgroup = group;
|
|
|
8139 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
8140
|
|
|
8141 /*
|
|
|
8142 * Show or delete all patterns for an event.
|
|
|
8143 */
|
|
|
8144 if (*pat == NUL)
|
|
|
8145 {
|
|
|
8146 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8147 {
|
|
|
8148 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
8149 {
|
|
|
8150 if (ap->group == findgroup)
|
|
|
8151 au_remove_pat(ap);
|
|
|
8152 }
|
|
|
8153 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
8154 show_autocmd(ap, event);
|
|
|
8155 }
|
|
|
8156 }
|
|
|
8157
|
|
|
8158 /*
|
|
|
8159 * Loop through all the specified patterns.
|
|
|
8160 */
|
|
|
8161 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
8162 {
|
|
|
8163 /*
|
|
|
8164 * Find end of the pattern.
|
|
|
8165 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
8166 */
|
|
|
8167 brace_level = 0;
|
|
|
8168 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
8169 || endpat[-1] == '\\'); ++endpat)
|
|
|
8170 {
|
|
|
8171 if (*endpat == '{')
|
|
|
8172 brace_level++;
|
|
|
8173 else if (*endpat == '}')
|
|
|
8174 brace_level--;
|
|
|
8175 }
|
|
|
8176 if (pat == endpat) /* ignore single comma */
|
|
|
8177 continue;
|
|
|
8178 patlen = (int)(endpat - pat);
|
|
|
8179
|
|
|
8180 /*
|
|
40
|
8181 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
8182 */
|
|
|
8183 is_buflocal = FALSE;
|
|
|
8184 buflocal_nr = 0;
|
|
|
8185
|
|
|
8186 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
8187 && pat[patlen - 1] == '>')
|
|
|
8188 {
|
|
|
8189 /* Error will be printed only for addition. printing and removing
|
|
|
8190 * will proceed silently. */
|
|
|
8191 is_buflocal = TRUE;
|
|
|
8192 if (patlen == 8)
|
|
|
8193 buflocal_nr = curbuf->b_fnum;
|
|
|
8194 else if (patlen > 9 && pat[7] == '=')
|
|
|
8195 {
|
|
|
8196 /* <buffer=abuf> */
|
|
|
8197 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
8198 buflocal_nr = autocmd_bufnr;
|
|
|
8199 /* <buffer=123> */
|
|
|
8200 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
8201 buflocal_nr = atoi((char *)pat + 8);
|
|
|
8202 }
|
|
|
8203 }
|
|
|
8204
|
|
|
8205 if (is_buflocal)
|
|
|
8206 {
|
|
|
8207 /* normalize pat into standard "<buffer>#N" form */
|
|
|
8208 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
8209 pat = buflocal_pat; /* can modify pat and patlen */
|
|
835
|
8210 patlen = (int)STRLEN(buflocal_pat); /* but not endpat */
|
|
40
|
8211 }
|
|
|
8212
|
|
|
8213 /*
|
|
7
|
8214 * Find AutoPat entries with this pattern.
|
|
|
8215 */
|
|
|
8216 prev_ap = &first_autopat[(int)event];
|
|
|
8217 while ((ap = *prev_ap) != NULL)
|
|
|
8218 {
|
|
|
8219 if (ap->pat != NULL)
|
|
|
8220 {
|
|
|
8221 /* Accept a pattern when:
|
|
|
8222 * - a group was specified and it's that group, or a group was
|
|
|
8223 * not specified and it's the current group, or a group was
|
|
|
8224 * not specified and we are listing
|
|
|
8225 * - the length of the pattern matches
|
|
40
|
8226 * - the pattern matches.
|
|
|
8227 * For <buffer[=X]>, this condition works because we normalize
|
|
|
8228 * all buffer-local patterns.
|
|
7
|
8229 */
|
|
|
8230 if ((allgroups || ap->group == findgroup)
|
|
|
8231 && ap->patlen == patlen
|
|
|
8232 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
8233 {
|
|
|
8234 /*
|
|
|
8235 * Remove existing autocommands.
|
|
|
8236 * If adding any new autocmd's for this AutoPat, don't
|
|
|
8237 * delete the pattern from the autopat list, append to
|
|
|
8238 * this list.
|
|
|
8239 */
|
|
|
8240 if (forceit)
|
|
|
8241 {
|
|
|
8242 if (*cmd != NUL && ap->next == NULL)
|
|
|
8243 {
|
|
|
8244 au_remove_cmds(ap);
|
|
|
8245 break;
|
|
|
8246 }
|
|
|
8247 au_remove_pat(ap);
|
|
|
8248 }
|
|
|
8249
|
|
|
8250 /*
|
|
40
|
8251 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
8252 */
|
|
|
8253 else if (*cmd == NUL)
|
|
|
8254 show_autocmd(ap, event);
|
|
|
8255
|
|
|
8256 /*
|
|
|
8257 * Add autocmd to this autopat, if it's the last one.
|
|
|
8258 */
|
|
|
8259 else if (ap->next == NULL)
|
|
|
8260 break;
|
|
|
8261 }
|
|
|
8262 }
|
|
|
8263 prev_ap = &ap->next;
|
|
|
8264 }
|
|
|
8265
|
|
|
8266 /*
|
|
|
8267 * Add a new command.
|
|
|
8268 */
|
|
|
8269 if (*cmd != NUL)
|
|
|
8270 {
|
|
|
8271 /*
|
|
|
8272 * If the pattern we want to add a command to does appear at the
|
|
|
8273 * end of the list (or not is not in the list at all), add the
|
|
|
8274 * pattern at the end of the list.
|
|
|
8275 */
|
|
|
8276 if (ap == NULL)
|
|
|
8277 {
|
|
40
|
8278 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
8279 if (is_buflocal && (buflocal_nr == 0
|
|
|
8280 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
8281 {
|
|
|
8282 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
8283 buflocal_nr);
|
|
|
8284 return FAIL;
|
|
|
8285 }
|
|
|
8286
|
|
7
|
8287 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
8288 if (ap == NULL)
|
|
|
8289 return FAIL;
|
|
|
8290 ap->pat = vim_strnsave(pat, patlen);
|
|
|
8291 ap->patlen = patlen;
|
|
|
8292 if (ap->pat == NULL)
|
|
|
8293 {
|
|
|
8294 vim_free(ap);
|
|
|
8295 return FAIL;
|
|
|
8296 }
|
|
40
|
8297
|
|
|
8298 if (is_buflocal)
|
|
|
8299 {
|
|
|
8300 ap->buflocal_nr = buflocal_nr;
|
|
153
|
8301 ap->reg_prog = NULL;
|
|
40
|
8302 }
|
|
|
8303 else
|
|
7
|
8304 {
|
|
153
|
8305 char_u *reg_pat;
|
|
|
8306
|
|
40
|
8307 ap->buflocal_nr = 0;
|
|
153
|
8308 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
8309 &ap->allow_dirs, TRUE);
|
|
153
|
8310 if (reg_pat != NULL)
|
|
|
8311 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
8312 vim_free(reg_pat);
|
|
153
|
8313 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
8314 {
|
|
|
8315 vim_free(ap->pat);
|
|
|
8316 vim_free(ap);
|
|
|
8317 return FAIL;
|
|
|
8318 }
|
|
7
|
8319 }
|
|
|
8320 ap->cmds = NULL;
|
|
|
8321 *prev_ap = ap;
|
|
|
8322 ap->next = NULL;
|
|
|
8323 if (group == AUGROUP_ALL)
|
|
|
8324 ap->group = current_augroup;
|
|
|
8325 else
|
|
|
8326 ap->group = group;
|
|
|
8327 }
|
|
|
8328
|
|
|
8329 /*
|
|
|
8330 * Add the autocmd at the end of the AutoCmd list.
|
|
|
8331 */
|
|
|
8332 prev_ac = &(ap->cmds);
|
|
|
8333 while ((ac = *prev_ac) != NULL)
|
|
|
8334 prev_ac = &ac->next;
|
|
|
8335 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
8336 if (ac == NULL)
|
|
|
8337 return FAIL;
|
|
|
8338 ac->cmd = vim_strsave(cmd);
|
|
|
8339 #ifdef FEAT_EVAL
|
|
|
8340 ac->scriptID = current_SID;
|
|
|
8341 #endif
|
|
|
8342 if (ac->cmd == NULL)
|
|
|
8343 {
|
|
|
8344 vim_free(ac);
|
|
|
8345 return FAIL;
|
|
|
8346 }
|
|
|
8347 ac->next = NULL;
|
|
|
8348 *prev_ac = ac;
|
|
|
8349 ac->nested = nested;
|
|
|
8350 }
|
|
|
8351 }
|
|
|
8352
|
|
|
8353 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
8354 return OK;
|
|
|
8355 }
|
|
|
8356
|
|
|
8357 /*
|
|
|
8358 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
8359 * Return OK for success, FAIL for failure;
|
|
|
8360 */
|
|
|
8361 int
|
|
|
8362 do_doautocmd(arg, do_msg)
|
|
|
8363 char_u *arg;
|
|
|
8364 int do_msg; /* give message for no matching autocmds? */
|
|
|
8365 {
|
|
|
8366 char_u *fname;
|
|
|
8367 int nothing_done = TRUE;
|
|
|
8368 int group;
|
|
|
8369
|
|
|
8370 /*
|
|
|
8371 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
8372 */
|
|
|
8373 group = au_get_grouparg(&arg);
|
|
|
8374 if (arg == NULL) /* out of memory */
|
|
|
8375 return FAIL;
|
|
|
8376
|
|
|
8377 if (*arg == '*')
|
|
|
8378 {
|
|
|
8379 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
8380 return FAIL;
|
|
|
8381 }
|
|
|
8382
|
|
|
8383 /*
|
|
|
8384 * Scan over the events.
|
|
|
8385 * If we find an illegal name, return here, don't do anything.
|
|
|
8386 */
|
|
|
8387 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
8388 if (fname == NULL)
|
|
|
8389 return FAIL;
|
|
|
8390
|
|
|
8391 fname = skipwhite(fname);
|
|
|
8392
|
|
|
8393 /*
|
|
|
8394 * Loop over the events.
|
|
|
8395 */
|
|
|
8396 while (*arg && !vim_iswhite(*arg))
|
|
|
8397 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
8398 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
8399 nothing_done = FALSE;
|
|
|
8400
|
|
|
8401 if (nothing_done && do_msg)
|
|
|
8402 MSG(_("No matching autocommands"));
|
|
|
8403
|
|
|
8404 #ifdef FEAT_EVAL
|
|
|
8405 return aborting() ? FAIL : OK;
|
|
|
8406 #else
|
|
|
8407 return OK;
|
|
|
8408 #endif
|
|
|
8409 }
|
|
|
8410
|
|
|
8411 /*
|
|
|
8412 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
8413 */
|
|
|
8414 void
|
|
|
8415 ex_doautoall(eap)
|
|
|
8416 exarg_T *eap;
|
|
|
8417 {
|
|
|
8418 int retval;
|
|
|
8419 aco_save_T aco;
|
|
|
8420 buf_T *buf;
|
|
|
8421
|
|
|
8422 /*
|
|
|
8423 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
8424 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
8425 * So we change the buffer for the current window for a moment. This
|
|
|
8426 * gives problems when the autocommands make changes to the list of
|
|
|
8427 * buffers or windows...
|
|
|
8428 */
|
|
|
8429 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8430 {
|
|
1665
|
8431 if (buf->b_ml.ml_mfp != NULL)
|
|
7
|
8432 {
|
|
|
8433 /* find a window for this buffer and save some values */
|
|
|
8434 aucmd_prepbuf(&aco, buf);
|
|
|
8435
|
|
|
8436 /* execute the autocommands for this buffer */
|
|
|
8437 retval = do_doautocmd(eap->arg, FALSE);
|
|
1113
|
8438
|
|
|
8439 /* Execute the modeline settings, but don't set window-local
|
|
|
8440 * options if we are using the current window for another buffer. */
|
|
1906
|
8441 do_modelines(curwin == aucmd_win ? OPT_NOWIN : 0);
|
|
7
|
8442
|
|
|
8443 /* restore the current window */
|
|
|
8444 aucmd_restbuf(&aco);
|
|
|
8445
|
|
|
8446 /* stop if there is some error or buffer was deleted */
|
|
|
8447 if (retval == FAIL || !buf_valid(buf))
|
|
|
8448 break;
|
|
|
8449 }
|
|
|
8450 }
|
|
|
8451
|
|
|
8452 check_cursor(); /* just in case lines got deleted */
|
|
|
8453 }
|
|
|
8454
|
|
|
8455 /*
|
|
|
8456 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
1906
|
8457 * Search for a visible window containing the current buffer. If there isn't
|
|
|
8458 * one then use "aucmd_win".
|
|
7
|
8459 * Set "curbuf" and "curwin" to match "buf".
|
|
934
|
8460 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8461 */
|
|
|
8462 void
|
|
|
8463 aucmd_prepbuf(aco, buf)
|
|
|
8464 aco_save_T *aco; /* structure to save values in */
|
|
|
8465 buf_T *buf; /* new curbuf */
|
|
|
8466 {
|
|
|
8467 win_T *win;
|
|
1906
|
8468 #ifdef FEAT_WINDOWS
|
|
|
8469 int save_ea;
|
|
|
8470 #endif
|
|
7
|
8471
|
|
|
8472 /* Find a window that is for the new buffer */
|
|
|
8473 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8474 win = curwin;
|
|
|
8475 else
|
|
|
8476 #ifdef FEAT_WINDOWS
|
|
|
8477 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8478 if (win->w_buffer == buf)
|
|
|
8479 break;
|
|
|
8480 #else
|
|
|
8481 win = NULL;
|
|
|
8482 #endif
|
|
|
8483
|
|
1906
|
8484 /* Allocate "aucmd_win" when needed. If this fails (out of memory) fall
|
|
|
8485 * back to using the current window. */
|
|
|
8486 if (win == NULL && aucmd_win == NULL)
|
|
|
8487 {
|
|
|
8488 win_alloc_aucmd_win();
|
|
|
8489 if (aucmd_win == NULL)
|
|
|
8490 win = curwin;
|
|
|
8491 }
|
|
1944
|
8492 if (win == NULL && aucmd_win_used)
|
|
|
8493 /* Strange recursive autocommand, fall back to using the current
|
|
|
8494 * window. Expect a few side effects... */
|
|
|
8495 win = curwin;
|
|
1906
|
8496
|
|
|
8497 aco->save_curwin = curwin;
|
|
|
8498 aco->save_curbuf = curbuf;
|
|
7
|
8499 if (win != NULL)
|
|
|
8500 {
|
|
1906
|
8501 /* There is a window for "buf" in the current tab page, make it the
|
|
|
8502 * curwin. This is preferred, it has the least side effects (esp. if
|
|
|
8503 * "buf" is curbuf). */
|
|
1944
|
8504 aco->use_aucmd_win = FALSE;
|
|
7
|
8505 curwin = win;
|
|
|
8506 }
|
|
|
8507 else
|
|
|
8508 {
|
|
1906
|
8509 /* There is no window for "buf", use "aucmd_win". To minimize the side
|
|
|
8510 * effects, insert it in a the current tab page.
|
|
|
8511 * Anything related to a window (e.g., setting folds) may have
|
|
|
8512 * unexpected results. */
|
|
1944
|
8513 aco->use_aucmd_win = TRUE;
|
|
|
8514 aucmd_win_used = TRUE;
|
|
1918
|
8515 aucmd_win->w_buffer = buf;
|
|
7
|
8516 ++buf->b_nwindows;
|
|
1918
|
8517 win_init_empty(aucmd_win); /* set cursor and topline to safe values */
|
|
1944
|
8518 vim_free(aucmd_win->w_localdir);
|
|
|
8519 aucmd_win->w_localdir = NULL;
|
|
|
8520
|
|
|
8521 /* Make sure w_localdir and globaldir are NULL to avoid a chdir() in
|
|
|
8522 * win_enter_ext(). */
|
|
|
8523 aucmd_win->w_localdir = NULL;
|
|
|
8524 aco->globaldir = globaldir;
|
|
|
8525 globaldir = NULL;
|
|
|
8526
|
|
7
|
8527
|
|
1906
|
8528 #ifdef FEAT_WINDOWS
|
|
1923
|
8529 /* Split the current window, put the aucmd_win in the upper half.
|
|
|
8530 * We don't want the BufEnter or WinEnter autocommands. */
|
|
|
8531 block_autocmds();
|
|
1906
|
8532 make_snapshot(SNAP_AUCMD_IDX);
|
|
|
8533 save_ea = p_ea;
|
|
|
8534 p_ea = FALSE;
|
|
|
8535 (void)win_split_ins(0, WSP_TOP, aucmd_win, 0);
|
|
|
8536 (void)win_comp_pos(); /* recompute window positions */
|
|
|
8537 p_ea = save_ea;
|
|
1923
|
8538 unblock_autocmds();
|
|
1906
|
8539 #endif
|
|
1918
|
8540 curwin = aucmd_win;
|
|
1906
|
8541 }
|
|
7
|
8542 curbuf = buf;
|
|
1906
|
8543 aco->new_curwin = curwin;
|
|
|
8544 aco->new_curbuf = curbuf;
|
|
7
|
8545 }
|
|
|
8546
|
|
|
8547 /*
|
|
|
8548 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8549 * Restore the window as it was (if possible).
|
|
934
|
8550 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8551 */
|
|
|
8552 void
|
|
|
8553 aucmd_restbuf(aco)
|
|
|
8554 aco_save_T *aco; /* structure holding saved values */
|
|
|
8555 {
|
|
1906
|
8556 #ifdef FEAT_WINDOWS
|
|
|
8557 int dummy;
|
|
|
8558 #endif
|
|
|
8559
|
|
1944
|
8560 if (aco->use_aucmd_win)
|
|
1906
|
8561 {
|
|
|
8562 --curbuf->b_nwindows;
|
|
|
8563 #ifdef FEAT_WINDOWS
|
|
|
8564 /* Find "aucmd_win", it can't be closed, but it may be in another tab
|
|
1923
|
8565 * page. Do not trigger autocommands here. */
|
|
|
8566 block_autocmds();
|
|
1906
|
8567 if (curwin != aucmd_win)
|
|
|
8568 {
|
|
|
8569 tabpage_T *tp;
|
|
|
8570 win_T *wp;
|
|
|
8571
|
|
|
8572 FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
|
8573 {
|
|
|
8574 if (wp == aucmd_win)
|
|
|
8575 {
|
|
|
8576 if (tp != curtab)
|
|
|
8577 goto_tabpage_tp(tp);
|
|
|
8578 win_goto(aucmd_win);
|
|
|
8579 break;
|
|
|
8580 }
|
|
|
8581 }
|
|
|
8582 }
|
|
|
8583
|
|
|
8584 /* Remove the window and frame from the tree of frames. */
|
|
|
8585 (void)winframe_remove(curwin, &dummy, NULL);
|
|
|
8586 win_remove(curwin, NULL);
|
|
1944
|
8587 aucmd_win_used = FALSE;
|
|
1906
|
8588 last_status(FALSE); /* may need to remove last status line */
|
|
|
8589 restore_snapshot(SNAP_AUCMD_IDX, FALSE);
|
|
|
8590 (void)win_comp_pos(); /* recompute window positions */
|
|
1923
|
8591 unblock_autocmds();
|
|
1906
|
8592
|
|
|
8593 if (win_valid(aco->save_curwin))
|
|
|
8594 curwin = aco->save_curwin;
|
|
|
8595 else
|
|
|
8596 /* Hmm, original window disappeared. Just use the first one. */
|
|
|
8597 curwin = firstwin;
|
|
|
8598 # ifdef FEAT_EVAL
|
|
|
8599 vars_clear(&aucmd_win->w_vars.dv_hashtab); /* free all w: variables */
|
|
2001
|
8600 hash_init(&aucmd_win->w_vars.dv_hashtab); /* re-use the hashtab */
|
|
1906
|
8601 # endif
|
|
|
8602 #else
|
|
|
8603 curwin = aco->save_curwin;
|
|
|
8604 #endif
|
|
|
8605 curbuf = curwin->w_buffer;
|
|
|
8606
|
|
1944
|
8607 vim_free(globaldir);
|
|
|
8608 globaldir = aco->globaldir;
|
|
|
8609
|
|
1906
|
8610 /* the buffer contents may have changed */
|
|
|
8611 check_cursor();
|
|
|
8612 if (curwin->w_topline > curbuf->b_ml.ml_line_count)
|
|
|
8613 {
|
|
|
8614 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8615 #ifdef FEAT_DIFF
|
|
|
8616 curwin->w_topfill = 0;
|
|
|
8617 #endif
|
|
|
8618 }
|
|
|
8619 #if defined(FEAT_GUI)
|
|
|
8620 /* Hide the scrollbars from the aucmd_win and update. */
|
|
|
8621 gui_mch_enable_scrollbar(&aucmd_win->w_scrollbars[SBAR_LEFT], FALSE);
|
|
|
8622 gui_mch_enable_scrollbar(&aucmd_win->w_scrollbars[SBAR_RIGHT], FALSE);
|
|
|
8623 gui_may_update_scrollbars();
|
|
|
8624 #endif
|
|
|
8625 }
|
|
|
8626 else
|
|
7
|
8627 {
|
|
|
8628 /* restore curwin */
|
|
|
8629 #ifdef FEAT_WINDOWS
|
|
|
8630 if (win_valid(aco->save_curwin))
|
|
|
8631 #endif
|
|
|
8632 {
|
|
1906
|
8633 /* Restore the buffer which was previously edited by curwin, if
|
|
1944
|
8634 * it was changed, we are still the same window and the buffer is
|
|
1906
|
8635 * valid. */
|
|
7
|
8636 if (curwin == aco->new_curwin
|
|
1906
|
8637 && curbuf != aco->new_curbuf
|
|
|
8638 && buf_valid(aco->new_curbuf)
|
|
|
8639 && aco->new_curbuf->b_ml.ml_mfp != NULL)
|
|
7
|
8640 {
|
|
|
8641 --curbuf->b_nwindows;
|
|
1906
|
8642 curbuf = aco->new_curbuf;
|
|
7
|
8643 curwin->w_buffer = curbuf;
|
|
|
8644 ++curbuf->b_nwindows;
|
|
|
8645 }
|
|
|
8646
|
|
|
8647 curwin = aco->save_curwin;
|
|
|
8648 curbuf = curwin->w_buffer;
|
|
|
8649 }
|
|
|
8650 }
|
|
|
8651 }
|
|
|
8652
|
|
|
8653 static int autocmd_nested = FALSE;
|
|
|
8654
|
|
|
8655 /*
|
|
|
8656 * Execute autocommands for "event" and file name "fname".
|
|
|
8657 * Return TRUE if some commands were executed.
|
|
|
8658 */
|
|
|
8659 int
|
|
|
8660 apply_autocmds(event, fname, fname_io, force, buf)
|
|
661
|
8661 event_T event;
|
|
7
|
8662 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8663 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8664 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8665 buf_T *buf; /* buffer for <abuf> */
|
|
|
8666 {
|
|
|
8667 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8668 AUGROUP_ALL, buf, NULL);
|
|
|
8669 }
|
|
|
8670
|
|
|
8671 /*
|
|
|
8672 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8673 * setting v:filearg.
|
|
|
8674 */
|
|
|
8675 static int
|
|
|
8676 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
661
|
8677 event_T event;
|
|
7
|
8678 char_u *fname;
|
|
|
8679 char_u *fname_io;
|
|
|
8680 int force;
|
|
|
8681 buf_T *buf;
|
|
|
8682 exarg_T *eap;
|
|
|
8683 {
|
|
|
8684 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8685 AUGROUP_ALL, buf, eap);
|
|
|
8686 }
|
|
|
8687
|
|
|
8688 /*
|
|
|
8689 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8690 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8691 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8692 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8693 */
|
|
|
8694 int
|
|
|
8695 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
661
|
8696 event_T event;
|
|
7
|
8697 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8698 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8699 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8700 buf_T *buf; /* buffer for <abuf> */
|
|
|
8701 int *retval; /* pointer to caller's retval */
|
|
|
8702 {
|
|
|
8703 int did_cmd;
|
|
|
8704
|
|
532
|
8705 #ifdef FEAT_EVAL
|
|
7
|
8706 if (should_abort(*retval))
|
|
|
8707 return FALSE;
|
|
532
|
8708 #endif
|
|
7
|
8709
|
|
|
8710 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8711 AUGROUP_ALL, buf, NULL);
|
|
532
|
8712 if (did_cmd
|
|
|
8713 #ifdef FEAT_EVAL
|
|
|
8714 && aborting()
|
|
|
8715 #endif
|
|
|
8716 )
|
|
7
|
8717 *retval = FAIL;
|
|
|
8718 return did_cmd;
|
|
|
8719 }
|
|
|
8720
|
|
609
|
8721 /*
|
|
|
8722 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8723 */
|
|
7
|
8724 int
|
|
|
8725 has_cursorhold()
|
|
|
8726 {
|
|
661
|
8727 return (first_autopat[(int)(get_real_state() == NORMAL_BUSY
|
|
|
8728 ? EVENT_CURSORHOLD : EVENT_CURSORHOLDI)] != NULL);
|
|
7
|
8729 }
|
|
609
|
8730
|
|
|
8731 /*
|
|
|
8732 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8733 */
|
|
|
8734 int
|
|
|
8735 trigger_cursorhold()
|
|
|
8736 {
|
|
661
|
8737 int state;
|
|
|
8738
|
|
978
|
8739 if (!did_cursorhold && has_cursorhold() && !Recording
|
|
|
8740 #ifdef FEAT_INS_EXPAND
|
|
|
8741 && !ins_compl_active()
|
|
|
8742 #endif
|
|
|
8743 )
|
|
661
|
8744 {
|
|
|
8745 state = get_real_state();
|
|
|
8746 if (state == NORMAL_BUSY || (state & INSERT) != 0)
|
|
|
8747 return TRUE;
|
|
|
8748 }
|
|
|
8749 return FALSE;
|
|
609
|
8750 }
|
|
661
|
8751
|
|
|
8752 /*
|
|
|
8753 * Return TRUE when there is a CursorMoved autocommand defined.
|
|
|
8754 */
|
|
|
8755 int
|
|
|
8756 has_cursormoved()
|
|
|
8757 {
|
|
|
8758 return (first_autopat[(int)EVENT_CURSORMOVED] != NULL);
|
|
|
8759 }
|
|
|
8760
|
|
|
8761 /*
|
|
|
8762 * Return TRUE when there is a CursorMovedI autocommand defined.
|
|
|
8763 */
|
|
|
8764 int
|
|
|
8765 has_cursormovedI()
|
|
|
8766 {
|
|
|
8767 return (first_autopat[(int)EVENT_CURSORMOVEDI] != NULL);
|
|
|
8768 }
|
|
7
|
8769
|
|
|
8770 static int
|
|
|
8771 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
661
|
8772 event_T event;
|
|
7
|
8773 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8774 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8775 use fname */
|
|
|
8776 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8777 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8778 buf_T *buf; /* buffer for <abuf> */
|
|
|
8779 exarg_T *eap; /* command arguments */
|
|
|
8780 {
|
|
|
8781 char_u *sfname = NULL; /* short file name */
|
|
|
8782 char_u *tail;
|
|
|
8783 int save_changed;
|
|
|
8784 buf_T *old_curbuf;
|
|
|
8785 int retval = FALSE;
|
|
|
8786 char_u *save_sourcing_name;
|
|
|
8787 linenr_T save_sourcing_lnum;
|
|
|
8788 char_u *save_autocmd_fname;
|
|
1723
|
8789 int save_autocmd_fname_full;
|
|
7
|
8790 int save_autocmd_bufnr;
|
|
|
8791 char_u *save_autocmd_match;
|
|
|
8792 int save_autocmd_busy;
|
|
|
8793 int save_autocmd_nested;
|
|
|
8794 static int nesting = 0;
|
|
|
8795 AutoPatCmd patcmd;
|
|
|
8796 AutoPat *ap;
|
|
|
8797 #ifdef FEAT_EVAL
|
|
|
8798 scid_T save_current_SID;
|
|
|
8799 void *save_funccalp;
|
|
|
8800 char_u *save_cmdarg;
|
|
|
8801 long save_cmdbang;
|
|
|
8802 #endif
|
|
|
8803 static int filechangeshell_busy = FALSE;
|
|
170
|
8804 #ifdef FEAT_PROFILE
|
|
|
8805 proftime_T wait_time;
|
|
|
8806 #endif
|
|
7
|
8807
|
|
|
8808 /*
|
|
|
8809 * Quickly return if there are no autocommands for this event or
|
|
|
8810 * autocommands are blocked.
|
|
|
8811 */
|
|
1410
|
8812 if (first_autopat[(int)event] == NULL || autocmd_blocked > 0)
|
|
40
|
8813 goto BYPASS_AU;
|
|
7
|
8814
|
|
|
8815 /*
|
|
|
8816 * When autocommands are busy, new autocommands are only executed when
|
|
|
8817 * explicitly enabled with the "nested" flag.
|
|
|
8818 */
|
|
|
8819 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8820 goto BYPASS_AU;
|
|
7
|
8821
|
|
|
8822 #ifdef FEAT_EVAL
|
|
|
8823 /*
|
|
1201
|
8824 * Quickly return when immediately aborting on error, or when an interrupt
|
|
7
|
8825 * occurred or an exception was thrown but not caught.
|
|
|
8826 */
|
|
|
8827 if (aborting())
|
|
40
|
8828 goto BYPASS_AU;
|
|
7
|
8829 #endif
|
|
|
8830
|
|
|
8831 /*
|
|
|
8832 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8833 */
|
|
765
|
8834 if (filechangeshell_busy && (event == EVENT_FILECHANGEDSHELL
|
|
|
8835 || event == EVENT_FILECHANGEDSHELLPOST))
|
|
40
|
8836 goto BYPASS_AU;
|
|
7
|
8837
|
|
|
8838 /*
|
|
|
8839 * Ignore events in 'eventignore'.
|
|
|
8840 */
|
|
|
8841 if (event_ignored(event))
|
|
40
|
8842 goto BYPASS_AU;
|
|
7
|
8843
|
|
|
8844 /*
|
|
|
8845 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8846 * possible to create an endless loop.
|
|
|
8847 */
|
|
|
8848 if (nesting == 10)
|
|
|
8849 {
|
|
|
8850 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8851 goto BYPASS_AU;
|
|
7
|
8852 }
|
|
|
8853
|
|
|
8854 /*
|
|
|
8855 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8856 * ":ball".
|
|
|
8857 */
|
|
|
8858 if ( (autocmd_no_enter
|
|
|
8859 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8860 || (autocmd_no_leave
|
|
|
8861 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8862 goto BYPASS_AU;
|
|
7
|
8863
|
|
|
8864 /*
|
|
|
8865 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8866 */
|
|
|
8867 save_autocmd_fname = autocmd_fname;
|
|
1723
|
8868 save_autocmd_fname_full = autocmd_fname_full;
|
|
7
|
8869 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8870 save_autocmd_match = autocmd_match;
|
|
|
8871 save_autocmd_busy = autocmd_busy;
|
|
|
8872 save_autocmd_nested = autocmd_nested;
|
|
|
8873 save_changed = curbuf->b_changed;
|
|
|
8874 old_curbuf = curbuf;
|
|
|
8875
|
|
|
8876 /*
|
|
|
8877 * Set the file name to be used for <afile>.
|
|
1471
|
8878 * Make a copy to avoid that changing a buffer name or directory makes it
|
|
|
8879 * invalid.
|
|
7
|
8880 */
|
|
|
8881 if (fname_io == NULL)
|
|
|
8882 {
|
|
|
8883 if (fname != NULL && *fname != NUL)
|
|
|
8884 autocmd_fname = fname;
|
|
|
8885 else if (buf != NULL)
|
|
1723
|
8886 autocmd_fname = buf->b_ffname;
|
|
7
|
8887 else
|
|
|
8888 autocmd_fname = NULL;
|
|
|
8889 }
|
|
|
8890 else
|
|
|
8891 autocmd_fname = fname_io;
|
|
1471
|
8892 if (autocmd_fname != NULL)
|
|
1723
|
8893 autocmd_fname = vim_strsave(autocmd_fname);
|
|
|
8894 autocmd_fname_full = FALSE; /* call FullName_save() later */
|
|
7
|
8895
|
|
|
8896 /*
|
|
|
8897 * Set the buffer number to be used for <abuf>.
|
|
|
8898 */
|
|
|
8899 if (buf == NULL)
|
|
|
8900 autocmd_bufnr = 0;
|
|
|
8901 else
|
|
|
8902 autocmd_bufnr = buf->b_fnum;
|
|
|
8903
|
|
|
8904 /*
|
|
|
8905 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8906 * Always use the full path of the file name to match with, in case
|
|
|
8907 * "allow_dirs" is set.
|
|
|
8908 */
|
|
|
8909 if (fname == NULL || *fname == NUL)
|
|
|
8910 {
|
|
|
8911 if (buf == NULL)
|
|
|
8912 fname = NULL;
|
|
|
8913 else
|
|
|
8914 {
|
|
|
8915 #ifdef FEAT_SYN_HL
|
|
|
8916 if (event == EVENT_SYNTAX)
|
|
|
8917 fname = buf->b_p_syn;
|
|
|
8918 else
|
|
|
8919 #endif
|
|
|
8920 if (event == EVENT_FILETYPE)
|
|
|
8921 fname = buf->b_p_ft;
|
|
|
8922 else
|
|
|
8923 {
|
|
|
8924 if (buf->b_sfname != NULL)
|
|
|
8925 sfname = vim_strsave(buf->b_sfname);
|
|
|
8926 fname = buf->b_ffname;
|
|
|
8927 }
|
|
|
8928 }
|
|
|
8929 if (fname == NULL)
|
|
|
8930 fname = (char_u *)"";
|
|
|
8931 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8932 }
|
|
|
8933 else
|
|
|
8934 {
|
|
|
8935 sfname = vim_strsave(fname);
|
|
1867
|
8936 /* Don't try expanding FileType, Syntax, FuncUndefined, WindowID or
|
|
|
8937 * QuickFixCmd* */
|
|
161
|
8938 if (event == EVENT_FILETYPE
|
|
|
8939 || event == EVENT_SYNTAX
|
|
1867
|
8940 || event == EVENT_FUNCUNDEFINED
|
|
161
|
8941 || event == EVENT_REMOTEREPLY
|
|
649
|
8942 || event == EVENT_SPELLFILEMISSING
|
|
161
|
8943 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8944 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8945 fname = vim_strsave(fname);
|
|
|
8946 else
|
|
|
8947 fname = FullName_save(fname, FALSE);
|
|
|
8948 }
|
|
|
8949 if (fname == NULL) /* out of memory */
|
|
|
8950 {
|
|
|
8951 vim_free(sfname);
|
|
40
|
8952 retval = FALSE;
|
|
|
8953 goto BYPASS_AU;
|
|
7
|
8954 }
|
|
|
8955
|
|
|
8956 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8957 /*
|
|
|
8958 * Replace all backslashes with forward slashes. This makes the
|
|
|
8959 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8960 */
|
|
|
8961 if (sfname != NULL)
|
|
|
8962 forward_slash(sfname);
|
|
|
8963 forward_slash(fname);
|
|
|
8964 #endif
|
|
|
8965
|
|
|
8966 #ifdef VMS
|
|
|
8967 /* remove version for correct match */
|
|
|
8968 if (sfname != NULL)
|
|
|
8969 vms_remove_version(sfname);
|
|
|
8970 vms_remove_version(fname);
|
|
|
8971 #endif
|
|
|
8972
|
|
|
8973 /*
|
|
|
8974 * Set the name to be used for <amatch>.
|
|
|
8975 */
|
|
|
8976 autocmd_match = fname;
|
|
|
8977
|
|
|
8978
|
|
|
8979 /* Don't redraw while doing auto commands. */
|
|
|
8980 ++RedrawingDisabled;
|
|
|
8981 save_sourcing_name = sourcing_name;
|
|
|
8982 sourcing_name = NULL; /* don't free this one */
|
|
|
8983 save_sourcing_lnum = sourcing_lnum;
|
|
|
8984 sourcing_lnum = 0; /* no line number here */
|
|
|
8985
|
|
|
8986 #ifdef FEAT_EVAL
|
|
|
8987 save_current_SID = current_SID;
|
|
|
8988
|
|
170
|
8989 # ifdef FEAT_PROFILE
|
|
788
|
8990 if (do_profiling == PROF_YES)
|
|
170
|
8991 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8992 # endif
|
|
|
8993
|
|
7
|
8994 /* Don't use local function variables, if called from a function */
|
|
|
8995 save_funccalp = save_funccal();
|
|
|
8996 #endif
|
|
|
8997
|
|
|
8998 /*
|
|
|
8999 * When starting to execute autocommands, save the search patterns.
|
|
|
9000 */
|
|
|
9001 if (!autocmd_busy)
|
|
|
9002 {
|
|
|
9003 save_search_patterns();
|
|
|
9004 saveRedobuff();
|
|
|
9005 did_filetype = keep_filetype;
|
|
|
9006 }
|
|
|
9007
|
|
|
9008 /*
|
|
|
9009 * Note that we are applying autocmds. Some commands need to know.
|
|
|
9010 */
|
|
|
9011 autocmd_busy = TRUE;
|
|
|
9012 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
9013 ++nesting; /* see matching decrement below */
|
|
|
9014
|
|
|
9015 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
9016 if (event == EVENT_FILETYPE)
|
|
|
9017 did_filetype = TRUE;
|
|
|
9018
|
|
|
9019 tail = gettail(fname);
|
|
|
9020
|
|
|
9021 /* Find first autocommand that matches */
|
|
|
9022 patcmd.curpat = first_autopat[(int)event];
|
|
|
9023 patcmd.nextcmd = NULL;
|
|
|
9024 patcmd.group = group;
|
|
|
9025 patcmd.fname = fname;
|
|
|
9026 patcmd.sfname = sfname;
|
|
|
9027 patcmd.tail = tail;
|
|
|
9028 patcmd.event = event;
|
|
40
|
9029 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
9030 patcmd.next = NULL;
|
|
7
|
9031 auto_next_pat(&patcmd, FALSE);
|
|
|
9032
|
|
|
9033 /* found one, start executing the autocommands */
|
|
|
9034 if (patcmd.curpat != NULL)
|
|
|
9035 {
|
|
40
|
9036 /* add to active_apc_list */
|
|
|
9037 patcmd.next = active_apc_list;
|
|
|
9038 active_apc_list = &patcmd;
|
|
|
9039
|
|
7
|
9040 #ifdef FEAT_EVAL
|
|
|
9041 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
9042 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
9043 if (eap != NULL)
|
|
|
9044 {
|
|
|
9045 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
9046 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
9047 }
|
|
|
9048 else
|
|
|
9049 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
9050 #endif
|
|
|
9051 retval = TRUE;
|
|
|
9052 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
9053 * are added when executing autocommands */
|
|
|
9054 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
9055 ap->last = FALSE;
|
|
|
9056 ap->last = TRUE;
|
|
|
9057 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
9058 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
9059 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
9060 #ifdef FEAT_EVAL
|
|
|
9061 if (eap != NULL)
|
|
|
9062 {
|
|
|
9063 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
9064 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
9065 }
|
|
|
9066 #endif
|
|
40
|
9067 /* delete from active_apc_list */
|
|
|
9068 if (active_apc_list == &patcmd) /* just in case */
|
|
|
9069 active_apc_list = patcmd.next;
|
|
7
|
9070 }
|
|
|
9071
|
|
|
9072 --RedrawingDisabled;
|
|
|
9073 autocmd_busy = save_autocmd_busy;
|
|
|
9074 filechangeshell_busy = FALSE;
|
|
|
9075 autocmd_nested = save_autocmd_nested;
|
|
|
9076 vim_free(sourcing_name);
|
|
|
9077 sourcing_name = save_sourcing_name;
|
|
|
9078 sourcing_lnum = save_sourcing_lnum;
|
|
1471
|
9079 vim_free(autocmd_fname);
|
|
7
|
9080 autocmd_fname = save_autocmd_fname;
|
|
1723
|
9081 autocmd_fname_full = save_autocmd_fname_full;
|
|
7
|
9082 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
9083 autocmd_match = save_autocmd_match;
|
|
|
9084 #ifdef FEAT_EVAL
|
|
|
9085 current_SID = save_current_SID;
|
|
|
9086 restore_funccal(save_funccalp);
|
|
170
|
9087 # ifdef FEAT_PROFILE
|
|
788
|
9088 if (do_profiling == PROF_YES)
|
|
170
|
9089 prof_child_exit(&wait_time);
|
|
|
9090 # endif
|
|
7
|
9091 #endif
|
|
|
9092 vim_free(fname);
|
|
|
9093 vim_free(sfname);
|
|
|
9094 --nesting; /* see matching increment above */
|
|
|
9095
|
|
|
9096 /*
|
|
|
9097 * When stopping to execute autocommands, restore the search patterns and
|
|
|
9098 * the redo buffer.
|
|
|
9099 */
|
|
|
9100 if (!autocmd_busy)
|
|
|
9101 {
|
|
|
9102 restore_search_patterns();
|
|
|
9103 restoreRedobuff();
|
|
|
9104 did_filetype = FALSE;
|
|
|
9105 }
|
|
|
9106
|
|
|
9107 /*
|
|
|
9108 * Some events don't set or reset the Changed flag.
|
|
|
9109 * Check if still in the same buffer!
|
|
|
9110 */
|
|
|
9111 if (curbuf == old_curbuf
|
|
|
9112 && (event == EVENT_BUFREADPOST
|
|
|
9113 || event == EVENT_BUFWRITEPOST
|
|
|
9114 || event == EVENT_FILEAPPENDPOST
|
|
|
9115 || event == EVENT_VIMLEAVE
|
|
|
9116 || event == EVENT_VIMLEAVEPRE))
|
|
|
9117 {
|
|
|
9118 #ifdef FEAT_TITLE
|
|
|
9119 if (curbuf->b_changed != save_changed)
|
|
|
9120 need_maketitle = TRUE;
|
|
|
9121 #endif
|
|
|
9122 curbuf->b_changed = save_changed;
|
|
|
9123 }
|
|
|
9124
|
|
|
9125 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
9126
|
|
|
9127 BYPASS_AU:
|
|
|
9128 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
9129 * are deleted. */
|
|
|
9130 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
9131 aubuflocal_remove(buf);
|
|
|
9132
|
|
7
|
9133 return retval;
|
|
|
9134 }
|
|
|
9135
|
|
1410
|
9136 # ifdef FEAT_EVAL
|
|
|
9137 static char_u *old_termresponse = NULL;
|
|
|
9138 # endif
|
|
|
9139
|
|
|
9140 /*
|
|
|
9141 * Block triggering autocommands until unblock_autocmd() is called.
|
|
|
9142 * Can be used recursively, so long as it's symmetric.
|
|
|
9143 */
|
|
|
9144 void
|
|
|
9145 block_autocmds()
|
|
|
9146 {
|
|
|
9147 # ifdef FEAT_EVAL
|
|
|
9148 /* Remember the value of v:termresponse. */
|
|
|
9149 if (autocmd_blocked == 0)
|
|
|
9150 old_termresponse = get_vim_var_str(VV_TERMRESPONSE);
|
|
|
9151 # endif
|
|
|
9152 ++autocmd_blocked;
|
|
|
9153 }
|
|
|
9154
|
|
|
9155 void
|
|
|
9156 unblock_autocmds()
|
|
|
9157 {
|
|
|
9158 --autocmd_blocked;
|
|
|
9159
|
|
|
9160 # ifdef FEAT_EVAL
|
|
|
9161 /* When v:termresponse was set while autocommands were blocked, trigger
|
|
|
9162 * the autocommands now. Esp. useful when executing a shell command
|
|
|
9163 * during startup (vimdiff). */
|
|
|
9164 if (autocmd_blocked == 0
|
|
|
9165 && get_vim_var_str(VV_TERMRESPONSE) != old_termresponse)
|
|
|
9166 apply_autocmds(EVENT_TERMRESPONSE, NULL, NULL, FALSE, curbuf);
|
|
|
9167 # endif
|
|
|
9168 }
|
|
|
9169
|
|
7
|
9170 /*
|
|
|
9171 * Find next autocommand pattern that matches.
|
|
|
9172 */
|
|
|
9173 static void
|
|
|
9174 auto_next_pat(apc, stop_at_last)
|
|
|
9175 AutoPatCmd *apc;
|
|
|
9176 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
9177 {
|
|
|
9178 AutoPat *ap;
|
|
|
9179 AutoCmd *cp;
|
|
|
9180 char_u *name;
|
|
|
9181 char *s;
|
|
|
9182
|
|
|
9183 vim_free(sourcing_name);
|
|
|
9184 sourcing_name = NULL;
|
|
|
9185
|
|
|
9186 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
9187 {
|
|
|
9188 apc->curpat = NULL;
|
|
|
9189
|
|
1723
|
9190 /* Only use a pattern when it has not been removed, has commands and
|
|
40
|
9191 * the group matches. For buffer-local autocommands only check the
|
|
|
9192 * buffer number. */
|
|
7
|
9193 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
9194 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
9195 {
|
|
40
|
9196 /* execution-condition */
|
|
|
9197 if (ap->buflocal_nr == 0
|
|
153
|
9198 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
9199 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
9200 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
9201 {
|
|
|
9202 name = event_nr2name(apc->event);
|
|
|
9203 s = _("%s Auto commands for \"%s\"");
|
|
|
9204 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
9205 + STRLEN(name) + ap->patlen + 1));
|
|
|
9206 if (sourcing_name != NULL)
|
|
|
9207 {
|
|
|
9208 sprintf((char *)sourcing_name, s,
|
|
|
9209 (char *)name, (char *)ap->pat);
|
|
|
9210 if (p_verbose >= 8)
|
|
292
|
9211 {
|
|
|
9212 verbose_enter();
|
|
273
|
9213 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
9214 verbose_leave();
|
|
|
9215 }
|
|
7
|
9216 }
|
|
|
9217
|
|
|
9218 apc->curpat = ap;
|
|
|
9219 apc->nextcmd = ap->cmds;
|
|
|
9220 /* mark last command */
|
|
|
9221 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
9222 cp->last = FALSE;
|
|
|
9223 cp->last = TRUE;
|
|
|
9224 }
|
|
|
9225 line_breakcheck();
|
|
|
9226 if (apc->curpat != NULL) /* found a match */
|
|
|
9227 break;
|
|
|
9228 }
|
|
|
9229 if (stop_at_last && ap->last)
|
|
|
9230 break;
|
|
|
9231 }
|
|
|
9232 }
|
|
|
9233
|
|
|
9234 /*
|
|
|
9235 * Get next autocommand command.
|
|
|
9236 * Called by do_cmdline() to get the next line for ":if".
|
|
|
9237 * Returns allocated string, or NULL for end of autocommands.
|
|
|
9238 */
|
|
|
9239 static char_u *
|
|
|
9240 getnextac(c, cookie, indent)
|
|
1880
|
9241 int c UNUSED;
|
|
7
|
9242 void *cookie;
|
|
1880
|
9243 int indent UNUSED;
|
|
7
|
9244 {
|
|
|
9245 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
9246 char_u *retval;
|
|
|
9247 AutoCmd *ac;
|
|
|
9248
|
|
|
9249 /* Can be called again after returning the last line. */
|
|
|
9250 if (acp->curpat == NULL)
|
|
|
9251 return NULL;
|
|
|
9252
|
|
|
9253 /* repeat until we find an autocommand to execute */
|
|
|
9254 for (;;)
|
|
|
9255 {
|
|
|
9256 /* skip removed commands */
|
|
|
9257 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
9258 if (acp->nextcmd->last)
|
|
|
9259 acp->nextcmd = NULL;
|
|
|
9260 else
|
|
|
9261 acp->nextcmd = acp->nextcmd->next;
|
|
|
9262
|
|
|
9263 if (acp->nextcmd != NULL)
|
|
|
9264 break;
|
|
|
9265
|
|
|
9266 /* at end of commands, find next pattern that matches */
|
|
|
9267 if (acp->curpat->last)
|
|
|
9268 acp->curpat = NULL;
|
|
|
9269 else
|
|
|
9270 acp->curpat = acp->curpat->next;
|
|
|
9271 if (acp->curpat != NULL)
|
|
|
9272 auto_next_pat(acp, TRUE);
|
|
|
9273 if (acp->curpat == NULL)
|
|
|
9274 return NULL;
|
|
|
9275 }
|
|
|
9276
|
|
|
9277 ac = acp->nextcmd;
|
|
|
9278
|
|
|
9279 if (p_verbose >= 9)
|
|
|
9280 {
|
|
292
|
9281 verbose_enter_scroll();
|
|
273
|
9282 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
9283 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
9284 verbose_leave_scroll();
|
|
7
|
9285 }
|
|
|
9286 retval = vim_strsave(ac->cmd);
|
|
|
9287 autocmd_nested = ac->nested;
|
|
|
9288 #ifdef FEAT_EVAL
|
|
|
9289 current_SID = ac->scriptID;
|
|
|
9290 #endif
|
|
|
9291 if (ac->last)
|
|
|
9292 acp->nextcmd = NULL;
|
|
|
9293 else
|
|
|
9294 acp->nextcmd = ac->next;
|
|
|
9295 return retval;
|
|
|
9296 }
|
|
|
9297
|
|
|
9298 /*
|
|
|
9299 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
9300 * To account for buffer-local autocommands, function needs to know
|
|
|
9301 * in which buffer the file will be opened.
|
|
7
|
9302 */
|
|
|
9303 int
|
|
40
|
9304 has_autocmd(event, sfname, buf)
|
|
661
|
9305 event_T event;
|
|
7
|
9306 char_u *sfname;
|
|
40
|
9307 buf_T *buf;
|
|
7
|
9308 {
|
|
|
9309 AutoPat *ap;
|
|
|
9310 char_u *fname;
|
|
|
9311 char_u *tail = gettail(sfname);
|
|
|
9312 int retval = FALSE;
|
|
|
9313
|
|
|
9314 fname = FullName_save(sfname, FALSE);
|
|
|
9315 if (fname == NULL)
|
|
|
9316 return FALSE;
|
|
|
9317
|
|
|
9318 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9319 /*
|
|
|
9320 * Replace all backslashes with forward slashes. This makes the
|
|
|
9321 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
9322 */
|
|
|
9323 sfname = vim_strsave(sfname);
|
|
|
9324 if (sfname != NULL)
|
|
|
9325 forward_slash(sfname);
|
|
|
9326 forward_slash(fname);
|
|
|
9327 #endif
|
|
|
9328
|
|
|
9329 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
9330 if (ap->pat != NULL && ap->cmds != NULL
|
|
856
|
9331 && (ap->buflocal_nr == 0
|
|
153
|
9332 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
9333 fname, sfname, tail, ap->allow_dirs)
|
|
856
|
9334 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
40
|
9335 ))
|
|
7
|
9336 {
|
|
|
9337 retval = TRUE;
|
|
|
9338 break;
|
|
|
9339 }
|
|
|
9340
|
|
|
9341 vim_free(fname);
|
|
|
9342 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9343 vim_free(sfname);
|
|
|
9344 #endif
|
|
|
9345
|
|
|
9346 return retval;
|
|
|
9347 }
|
|
|
9348
|
|
|
9349 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9350 /*
|
|
|
9351 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
9352 * names.
|
|
|
9353 */
|
|
|
9354 char_u *
|
|
|
9355 get_augroup_name(xp, idx)
|
|
1880
|
9356 expand_T *xp UNUSED;
|
|
7
|
9357 int idx;
|
|
|
9358 {
|
|
|
9359 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
9360 return (char_u *)"END";
|
|
|
9361 if (idx >= augroups.ga_len) /* end of list */
|
|
|
9362 return NULL;
|
|
|
9363 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
9364 return (char_u *)"";
|
|
|
9365 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9366 }
|
|
|
9367
|
|
|
9368 static int include_groups = FALSE;
|
|
|
9369
|
|
|
9370 char_u *
|
|
|
9371 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
9372 expand_T *xp;
|
|
|
9373 char_u *arg;
|
|
1733
|
9374 int doautocmd; /* TRUE for :doauto*, FALSE for :autocmd */
|
|
7
|
9375 {
|
|
|
9376 char_u *p;
|
|
|
9377 int group;
|
|
|
9378
|
|
|
9379 /* check for a group name, skip it if present */
|
|
|
9380 include_groups = FALSE;
|
|
|
9381 p = arg;
|
|
|
9382 group = au_get_grouparg(&arg);
|
|
|
9383 if (group == AUGROUP_ERROR)
|
|
|
9384 return NULL;
|
|
|
9385 /* If there only is a group name that's what we expand. */
|
|
|
9386 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
9387 {
|
|
|
9388 arg = p;
|
|
|
9389 group = AUGROUP_ALL;
|
|
|
9390 }
|
|
|
9391
|
|
|
9392 /* skip over event name */
|
|
|
9393 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
9394 if (*p == ',')
|
|
|
9395 arg = p + 1;
|
|
|
9396 if (*p == NUL)
|
|
|
9397 {
|
|
|
9398 if (group == AUGROUP_ALL)
|
|
|
9399 include_groups = TRUE;
|
|
|
9400 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
9401 xp->xp_pattern = arg;
|
|
|
9402 return NULL;
|
|
|
9403 }
|
|
|
9404
|
|
|
9405 /* skip over pattern */
|
|
|
9406 arg = skipwhite(p);
|
|
|
9407 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
9408 arg++;
|
|
|
9409 if (*arg)
|
|
|
9410 return arg; /* expand (next) command */
|
|
|
9411
|
|
|
9412 if (doautocmd)
|
|
|
9413 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
9414 else
|
|
|
9415 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
9416 return NULL;
|
|
|
9417 }
|
|
|
9418
|
|
|
9419 /*
|
|
|
9420 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
9421 */
|
|
|
9422 char_u *
|
|
|
9423 get_event_name(xp, idx)
|
|
1880
|
9424 expand_T *xp UNUSED;
|
|
7
|
9425 int idx;
|
|
|
9426 {
|
|
|
9427 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
9428 {
|
|
|
9429 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
9430 return (char_u *)""; /* skip deleted entries */
|
|
|
9431 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9432 }
|
|
|
9433 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
9434 }
|
|
|
9435
|
|
|
9436 #endif /* FEAT_CMDL_COMPL */
|
|
|
9437
|
|
|
9438 /*
|
|
615
|
9439 * Return TRUE if autocmd is supported.
|
|
|
9440 */
|
|
|
9441 int
|
|
|
9442 autocmd_supported(name)
|
|
|
9443 char_u *name;
|
|
|
9444 {
|
|
|
9445 char_u *p;
|
|
|
9446
|
|
|
9447 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
9448 }
|
|
|
9449
|
|
|
9450 /*
|
|
612
|
9451 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
9452 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
9453 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
9454 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
9455 * Used for:
|
|
|
9456 * exists("#Group") or
|
|
|
9457 * exists("#Group#Event") or
|
|
|
9458 * exists("#Group#Event#pat") or
|
|
|
9459 * exists("#Event") or
|
|
|
9460 * exists("#Event#pat")
|
|
7
|
9461 */
|
|
|
9462 int
|
|
612
|
9463 au_exists(arg)
|
|
|
9464 char_u *arg;
|
|
7
|
9465 {
|
|
612
|
9466 char_u *arg_save;
|
|
|
9467 char_u *pattern = NULL;
|
|
7
|
9468 char_u *event_name;
|
|
|
9469 char_u *p;
|
|
661
|
9470 event_T event;
|
|
7
|
9471 AutoPat *ap;
|
|
40
|
9472 buf_T *buflocal_buf = NULL;
|
|
612
|
9473 int group;
|
|
|
9474 int retval = FALSE;
|
|
|
9475
|
|
615
|
9476 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
9477 arg_save = vim_strsave(arg);
|
|
|
9478 if (arg_save == NULL)
|
|
|
9479 return FALSE;
|
|
615
|
9480 p = vim_strchr(arg_save, '#');
|
|
612
|
9481 if (p != NULL)
|
|
|
9482 *p++ = NUL;
|
|
|
9483
|
|
|
9484 /* First, look for an autocmd group name */
|
|
|
9485 group = au_find_group(arg_save);
|
|
|
9486 if (group == AUGROUP_ERROR)
|
|
|
9487 {
|
|
|
9488 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
9489 group = AUGROUP_ALL;
|
|
|
9490 event_name = arg_save;
|
|
|
9491 }
|
|
|
9492 else
|
|
|
9493 {
|
|
|
9494 if (p == NULL)
|
|
|
9495 {
|
|
|
9496 /* "Group": group name is present and it's recognized */
|
|
|
9497 retval = TRUE;
|
|
|
9498 goto theend;
|
|
|
9499 }
|
|
|
9500
|
|
|
9501 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
9502 event_name = p;
|
|
|
9503 p = vim_strchr(event_name, '#');
|
|
|
9504 if (p != NULL)
|
|
|
9505 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
9506 }
|
|
|
9507
|
|
|
9508 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
9509
|
|
|
9510 /* find the index (enum) for the event name */
|
|
|
9511 event = event_name2nr(event_name, &p);
|
|
|
9512
|
|
|
9513 /* return FALSE if the event name is not recognized */
|
|
612
|
9514 if (event == NUM_EVENTS)
|
|
|
9515 goto theend;
|
|
7
|
9516
|
|
|
9517 /* Find the first autocommand for this event.
|
|
|
9518 * If there isn't any, return FALSE;
|
|
|
9519 * If there is one and no pattern given, return TRUE; */
|
|
|
9520 ap = first_autopat[(int)event];
|
|
|
9521 if (ap == NULL)
|
|
612
|
9522 goto theend;
|
|
7
|
9523
|
|
40
|
9524 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
9525 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
1962
|
9526 if (pattern != NULL && STRICMP(pattern, "<buffer>") == 0)
|
|
40
|
9527 buflocal_buf = curbuf;
|
|
|
9528
|
|
7
|
9529 /* Check if there is an autocommand with the given pattern. */
|
|
|
9530 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
9531 /* only use a pattern when it has not been removed and has commands. */
|
|
|
9532 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
9533 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
9534 && (group == AUGROUP_ALL || ap->group == group)
|
|
1962
|
9535 && (pattern == NULL
|
|
|
9536 || (buflocal_buf == NULL
|
|
|
9537 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
9538 : ap->buflocal_nr == buflocal_buf->b_fnum)))
|
|
612
|
9539 {
|
|
|
9540 retval = TRUE;
|
|
|
9541 break;
|
|
|
9542 }
|
|
|
9543
|
|
|
9544 theend:
|
|
|
9545 vim_free(arg_save);
|
|
|
9546 return retval;
|
|
7
|
9547 }
|
|
40
|
9548
|
|
934
|
9549 #else /* FEAT_AUTOCMD */
|
|
|
9550
|
|
|
9551 /*
|
|
|
9552 * Prepare for executing commands for (hidden) buffer "buf".
|
|
|
9553 * This is the non-autocommand version, it simply saves "curbuf" and sets
|
|
|
9554 * "curbuf" and "curwin" to match "buf".
|
|
|
9555 */
|
|
|
9556 void
|
|
|
9557 aucmd_prepbuf(aco, buf)
|
|
|
9558 aco_save_T *aco; /* structure to save values in */
|
|
|
9559 buf_T *buf; /* new curbuf */
|
|
|
9560 {
|
|
1906
|
9561 aco->save_curbuf = curbuf;
|
|
|
9562 --curbuf->b_nwindows;
|
|
934
|
9563 curbuf = buf;
|
|
|
9564 curwin->w_buffer = buf;
|
|
1906
|
9565 ++curbuf->b_nwindows;
|
|
934
|
9566 }
|
|
|
9567
|
|
|
9568 /*
|
|
|
9569 * Restore after executing commands for a (hidden) buffer.
|
|
|
9570 * This is the non-autocommand version.
|
|
|
9571 */
|
|
|
9572 void
|
|
|
9573 aucmd_restbuf(aco)
|
|
|
9574 aco_save_T *aco; /* structure holding saved values */
|
|
|
9575 {
|
|
1906
|
9576 --curbuf->b_nwindows;
|
|
|
9577 curbuf = aco->save_curbuf;
|
|
934
|
9578 curwin->w_buffer = curbuf;
|
|
1906
|
9579 ++curbuf->b_nwindows;
|
|
934
|
9580 }
|
|
|
9581
|
|
7
|
9582 #endif /* FEAT_AUTOCMD */
|
|
|
9583
|
|
934
|
9584
|
|
7
|
9585 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9586 /*
|
|
153
|
9587 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
9588 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
9589 * vim_regcomp() often.
|
|
7
|
9590 * Used for autocommands and 'wildignore'.
|
|
|
9591 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
9592 */
|
|
|
9593 int
|
|
153
|
9594 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
9595 char_u *pattern; /* pattern to match with */
|
|
153
|
9596 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
9597 char_u *fname; /* full path of file name */
|
|
|
9598 char_u *sfname; /* short file name or NULL */
|
|
|
9599 char_u *tail; /* tail of path */
|
|
|
9600 int allow_dirs; /* allow matching with dir */
|
|
|
9601 {
|
|
|
9602 regmatch_T regmatch;
|
|
|
9603 int result = FALSE;
|
|
|
9604 #ifdef FEAT_OSFILETYPE
|
|
|
9605 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9606 char_u *type_start;
|
|
|
9607 char_u c;
|
|
|
9608 int match = FALSE;
|
|
|
9609 #endif
|
|
|
9610
|
|
|
9611 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9612 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9613 #else
|
|
|
9614 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9615 #endif
|
|
|
9616 #ifdef FEAT_OSFILETYPE
|
|
|
9617 if (*pattern == '<')
|
|
|
9618 {
|
|
|
9619 /* There is a filetype condition specified with this pattern.
|
|
|
9620 * Check the filetype matches first. If not, don't bother with the
|
|
|
9621 * pattern (set regprog to NULL).
|
|
|
9622 * Always use magic for the regexp.
|
|
|
9623 */
|
|
|
9624
|
|
|
9625 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9626 {
|
|
|
9627 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9628 {
|
|
|
9629 *pattern = NUL; /* Terminate the string */
|
|
|
9630 match = mch_check_filetype(fname, type_start);
|
|
|
9631 *pattern = c; /* Restore the terminator */
|
|
|
9632 type_start = pattern + 1;
|
|
|
9633 }
|
|
|
9634 if (c == '>')
|
|
|
9635 break;
|
|
|
9636 }
|
|
|
9637
|
|
|
9638 /* (c should never be NUL, but check anyway) */
|
|
|
9639 if (match == FALSE || c == NUL)
|
|
|
9640 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9641 else if (*pattern == NUL)
|
|
|
9642 {
|
|
|
9643 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9644 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9645 }
|
|
|
9646 else
|
|
|
9647 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9648 }
|
|
|
9649 else
|
|
|
9650 #endif
|
|
153
|
9651 {
|
|
|
9652 if (prog != NULL)
|
|
|
9653 regmatch.regprog = prog;
|
|
|
9654 else
|
|
|
9655 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9656 }
|
|
7
|
9657
|
|
|
9658 /*
|
|
|
9659 * Try for a match with the pattern with:
|
|
|
9660 * 1. the full file name, when the pattern has a '/'.
|
|
|
9661 * 2. the short file name, when the pattern has a '/'.
|
|
|
9662 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9663 */
|
|
|
9664 if (
|
|
|
9665 #ifdef FEAT_OSFILETYPE
|
|
|
9666 /* If the check is for a filetype only and we don't care
|
|
|
9667 * about the path then skip all the regexp stuff.
|
|
|
9668 */
|
|
|
9669 no_pattern ||
|
|
|
9670 #endif
|
|
|
9671 (regmatch.regprog != NULL
|
|
|
9672 && ((allow_dirs
|
|
|
9673 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9674 || (sfname != NULL
|
|
|
9675 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9676 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9677 result = TRUE;
|
|
|
9678
|
|
153
|
9679 if (prog == NULL)
|
|
|
9680 vim_free(regmatch.regprog);
|
|
7
|
9681 return result;
|
|
|
9682 }
|
|
|
9683 #endif
|
|
|
9684
|
|
|
9685 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9686 /*
|
|
|
9687 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9688 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9689 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9690 */
|
|
|
9691 int
|
|
|
9692 match_file_list(list, sfname, ffname)
|
|
|
9693 char_u *list;
|
|
|
9694 char_u *sfname;
|
|
|
9695 char_u *ffname;
|
|
|
9696 {
|
|
|
9697 char_u buf[100];
|
|
|
9698 char_u *tail;
|
|
|
9699 char_u *regpat;
|
|
|
9700 char allow_dirs;
|
|
|
9701 int match;
|
|
|
9702 char_u *p;
|
|
|
9703
|
|
|
9704 tail = gettail(sfname);
|
|
|
9705
|
|
|
9706 /* try all patterns in 'wildignore' */
|
|
|
9707 p = list;
|
|
|
9708 while (*p)
|
|
|
9709 {
|
|
|
9710 copy_option_part(&p, buf, 100, ",");
|
|
|
9711 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9712 if (regpat == NULL)
|
|
|
9713 break;
|
|
153
|
9714 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9715 tail, (int)allow_dirs);
|
|
7
|
9716 vim_free(regpat);
|
|
|
9717 if (match)
|
|
|
9718 return TRUE;
|
|
|
9719 }
|
|
|
9720 return FALSE;
|
|
|
9721 }
|
|
|
9722 #endif
|
|
|
9723
|
|
|
9724 /*
|
|
|
9725 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9726 * a regular expression, and return the result in allocated memory. If there
|
|
|
9727 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9728 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9729 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9730 *
|
|
|
9731 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9732 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9733 *
|
|
|
9734 * Returns NULL when out of memory.
|
|
|
9735 */
|
|
|
9736 char_u *
|
|
|
9737 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9738 char_u *pat;
|
|
|
9739 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9740 char *allow_dirs; /* Result passed back out in here */
|
|
1877
|
9741 int no_bslash UNUSED; /* Don't use a backward slash as pathsep */
|
|
7
|
9742 {
|
|
|
9743 int size;
|
|
|
9744 char_u *endp;
|
|
|
9745 char_u *reg_pat;
|
|
|
9746 char_u *p;
|
|
|
9747 int i;
|
|
|
9748 int nested = 0;
|
|
|
9749 int add_dollar = TRUE;
|
|
|
9750 #ifdef FEAT_OSFILETYPE
|
|
|
9751 int check_length = 0;
|
|
|
9752 #endif
|
|
|
9753
|
|
|
9754 if (allow_dirs != NULL)
|
|
|
9755 *allow_dirs = FALSE;
|
|
|
9756 if (pat_end == NULL)
|
|
|
9757 pat_end = pat + STRLEN(pat);
|
|
|
9758
|
|
|
9759 #ifdef FEAT_OSFILETYPE
|
|
|
9760 /* Find out how much of the string is the filetype check */
|
|
|
9761 if (*pat == '<')
|
|
|
9762 {
|
|
|
9763 /* Count chars until the next '>' */
|
|
|
9764 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9765 ;
|
|
|
9766 if (p < pat_end)
|
|
|
9767 {
|
|
|
9768 /* Pattern is of the form <.*>.* */
|
|
|
9769 check_length = p - pat + 1;
|
|
|
9770 if (p + 1 >= pat_end)
|
|
|
9771 {
|
|
|
9772 /* The 'pattern' is a filetype check ONLY */
|
|
|
9773 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9774 if (reg_pat != NULL)
|
|
|
9775 {
|
|
|
9776 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9777 reg_pat[check_length] = NUL;
|
|
|
9778 }
|
|
|
9779 return reg_pat;
|
|
|
9780 }
|
|
|
9781 }
|
|
|
9782 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9783
|
|
|
9784 }
|
|
|
9785 pat += check_length;
|
|
|
9786 size = 2 + check_length;
|
|
|
9787 #else
|
|
|
9788 size = 2; /* '^' at start, '$' at end */
|
|
|
9789 #endif
|
|
|
9790
|
|
|
9791 for (p = pat; p < pat_end; p++)
|
|
|
9792 {
|
|
|
9793 switch (*p)
|
|
|
9794 {
|
|
|
9795 case '*':
|
|
|
9796 case '.':
|
|
|
9797 case ',':
|
|
|
9798 case '{':
|
|
|
9799 case '}':
|
|
|
9800 case '~':
|
|
|
9801 size += 2; /* extra backslash */
|
|
|
9802 break;
|
|
|
9803 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9804 case '\\':
|
|
|
9805 case '/':
|
|
|
9806 size += 4; /* could become "[\/]" */
|
|
|
9807 break;
|
|
|
9808 #endif
|
|
|
9809 default:
|
|
|
9810 size++;
|
|
|
9811 # ifdef FEAT_MBYTE
|
|
474
|
9812 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9813 {
|
|
|
9814 ++p;
|
|
|
9815 ++size;
|
|
|
9816 }
|
|
|
9817 # endif
|
|
|
9818 break;
|
|
|
9819 }
|
|
|
9820 }
|
|
|
9821 reg_pat = alloc(size + 1);
|
|
|
9822 if (reg_pat == NULL)
|
|
|
9823 return NULL;
|
|
|
9824
|
|
|
9825 #ifdef FEAT_OSFILETYPE
|
|
|
9826 /* Copy the type check in to the start. */
|
|
|
9827 if (check_length)
|
|
|
9828 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9829 i = check_length;
|
|
|
9830 #else
|
|
|
9831 i = 0;
|
|
|
9832 #endif
|
|
|
9833
|
|
|
9834 if (pat[0] == '*')
|
|
|
9835 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9836 pat++;
|
|
|
9837 else
|
|
|
9838 reg_pat[i++] = '^';
|
|
|
9839 endp = pat_end - 1;
|
|
|
9840 if (*endp == '*')
|
|
|
9841 {
|
|
|
9842 while (endp - pat > 0 && *endp == '*')
|
|
|
9843 endp--;
|
|
|
9844 add_dollar = FALSE;
|
|
|
9845 }
|
|
|
9846 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9847 {
|
|
|
9848 switch (*p)
|
|
|
9849 {
|
|
|
9850 case '*':
|
|
|
9851 reg_pat[i++] = '.';
|
|
|
9852 reg_pat[i++] = '*';
|
|
444
|
9853 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9854 ++p;
|
|
7
|
9855 break;
|
|
|
9856 case '.':
|
|
|
9857 #ifdef RISCOS
|
|
|
9858 if (allow_dirs != NULL)
|
|
|
9859 *allow_dirs = TRUE;
|
|
|
9860 /* FALLTHROUGH */
|
|
|
9861 #endif
|
|
|
9862 case '~':
|
|
|
9863 reg_pat[i++] = '\\';
|
|
|
9864 reg_pat[i++] = *p;
|
|
|
9865 break;
|
|
|
9866 case '?':
|
|
|
9867 #ifdef RISCOS
|
|
|
9868 case '#':
|
|
|
9869 #endif
|
|
|
9870 reg_pat[i++] = '.';
|
|
|
9871 break;
|
|
|
9872 case '\\':
|
|
|
9873 if (p[1] == NUL)
|
|
|
9874 break;
|
|
|
9875 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9876 if (!no_bslash)
|
|
|
9877 {
|
|
|
9878 /* translate:
|
|
|
9879 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9880 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9881 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9882 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9883 */
|
|
|
9884 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9885 && p[1] != '+')
|
|
|
9886 {
|
|
|
9887 reg_pat[i++] = '[';
|
|
|
9888 reg_pat[i++] = '\\';
|
|
|
9889 reg_pat[i++] = '/';
|
|
|
9890 reg_pat[i++] = ']';
|
|
|
9891 if (allow_dirs != NULL)
|
|
|
9892 *allow_dirs = TRUE;
|
|
|
9893 break;
|
|
|
9894 }
|
|
|
9895 }
|
|
|
9896 #endif
|
|
|
9897 if (*++p == '?'
|
|
|
9898 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9899 && no_bslash
|
|
|
9900 #endif
|
|
|
9901 )
|
|
|
9902 reg_pat[i++] = '?';
|
|
|
9903 else
|
|
|
9904 if (*p == ',')
|
|
|
9905 reg_pat[i++] = ',';
|
|
|
9906 else
|
|
|
9907 {
|
|
|
9908 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9909 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9910 && (!no_bslash || *p != '\\')
|
|
|
9911 #endif
|
|
|
9912 )
|
|
|
9913 *allow_dirs = TRUE;
|
|
|
9914 reg_pat[i++] = '\\';
|
|
|
9915 reg_pat[i++] = *p;
|
|
|
9916 }
|
|
|
9917 break;
|
|
|
9918 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9919 case '/':
|
|
|
9920 reg_pat[i++] = '[';
|
|
|
9921 reg_pat[i++] = '\\';
|
|
|
9922 reg_pat[i++] = '/';
|
|
|
9923 reg_pat[i++] = ']';
|
|
|
9924 if (allow_dirs != NULL)
|
|
|
9925 *allow_dirs = TRUE;
|
|
|
9926 break;
|
|
|
9927 #endif
|
|
|
9928 case '{':
|
|
|
9929 reg_pat[i++] = '\\';
|
|
|
9930 reg_pat[i++] = '(';
|
|
|
9931 nested++;
|
|
|
9932 break;
|
|
|
9933 case '}':
|
|
|
9934 reg_pat[i++] = '\\';
|
|
|
9935 reg_pat[i++] = ')';
|
|
|
9936 --nested;
|
|
|
9937 break;
|
|
|
9938 case ',':
|
|
|
9939 if (nested)
|
|
|
9940 {
|
|
|
9941 reg_pat[i++] = '\\';
|
|
|
9942 reg_pat[i++] = '|';
|
|
|
9943 }
|
|
|
9944 else
|
|
|
9945 reg_pat[i++] = ',';
|
|
|
9946 break;
|
|
|
9947 default:
|
|
|
9948 # ifdef FEAT_MBYTE
|
|
474
|
9949 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9950 reg_pat[i++] = *p++;
|
|
|
9951 else
|
|
|
9952 # endif
|
|
|
9953 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9954 *allow_dirs = TRUE;
|
|
|
9955 reg_pat[i++] = *p;
|
|
|
9956 break;
|
|
|
9957 }
|
|
|
9958 }
|
|
|
9959 if (add_dollar)
|
|
|
9960 reg_pat[i++] = '$';
|
|
|
9961 reg_pat[i] = NUL;
|
|
|
9962 if (nested != 0)
|
|
|
9963 {
|
|
|
9964 if (nested < 0)
|
|
|
9965 EMSG(_("E219: Missing {."));
|
|
|
9966 else
|
|
|
9967 EMSG(_("E220: Missing }."));
|
|
|
9968 vim_free(reg_pat);
|
|
|
9969 reg_pat = NULL;
|
|
|
9970 }
|
|
|
9971 return reg_pat;
|
|
|
9972 }
|
