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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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124 # ifdef USE_ICONV
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125 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */
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126 # endif
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127 #endif
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128 };
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129
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130 static int buf_write_bytes __ARGS((struct bw_info *ip));
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131
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132 #ifdef FEAT_MBYTE
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595
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133 static linenr_T readfile_linenr __ARGS((linenr_T linecnt, char_u *p, char_u *endp));
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7
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134 static int ucs2bytes __ARGS((unsigned c, char_u **pp, int flags));
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135 static int same_encoding __ARGS((char_u *a, char_u *b));
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136 static int get_fio_flags __ARGS((char_u *ptr));
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137 static char_u *check_for_bom __ARGS((char_u *p, long size, int *lenp, int flags));
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138 static int make_bom __ARGS((char_u *buf, char_u *name));
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139 # ifdef WIN3264
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140 static int get_win_fio_flags __ARGS((char_u *ptr));
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141 # endif
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142 # ifdef MACOS_X
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143 static int get_mac_fio_flags __ARGS((char_u *ptr));
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144 # endif
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145 #endif
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146 static int move_lines __ARGS((buf_T *frombuf, buf_T *tobuf));
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1834
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147 #ifdef FEAT_AUTOCMD
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148 static char *e_auchangedbuf = N_("E812: Autocommands changed buffer or buffer name");
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149 #endif
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595
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150
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7
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151 void
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152 filemess(buf, name, s, attr)
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153 buf_T *buf;
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154 char_u *name;
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155 char_u *s;
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156 int attr;
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157 {
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158 int msg_scroll_save;
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159
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160 if (msg_silent != 0)
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161 return;
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162 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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163 /* If it's extremely long, truncate it. */
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164 if (STRLEN(IObuff) > IOSIZE - 80)
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165 IObuff[IOSIZE - 80] = NUL;
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166 STRCAT(IObuff, s);
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167 /*
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168 * For the first message may have to start a new line.
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169 * For further ones overwrite the previous one, reset msg_scroll before
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170 * calling filemess().
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171 */
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172 msg_scroll_save = msg_scroll;
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173 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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174 msg_scroll = FALSE;
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175 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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176 check_for_delay(FALSE);
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177 msg_start();
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178 msg_scroll = msg_scroll_save;
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179 msg_scrolled_ign = TRUE;
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180 /* may truncate the message to avoid a hit-return prompt */
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181 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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182 msg_clr_eos();
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183 out_flush();
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184 msg_scrolled_ign = FALSE;
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185 }
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186
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187 /*
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188 * Read lines from file "fname" into the buffer after line "from".
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189 *
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190 * 1. We allocate blocks with lalloc, as big as possible.
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191 * 2. Each block is filled with characters from the file with a single read().
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192 * 3. The lines are inserted in the buffer with ml_append().
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193 *
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194 * (caller must check that fname != NULL, unless READ_STDIN is used)
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195 *
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196 * "lines_to_skip" is the number of lines that must be skipped
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197 * "lines_to_read" is the number of lines that are appended
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198 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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199 *
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200 * flags:
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201 * READ_NEW starting to edit a new buffer
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202 * READ_FILTER reading filter output
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203 * READ_STDIN read from stdin instead of a file
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204 * READ_BUFFER read from curbuf instead of a file (converting after reading
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205 * stdin)
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206 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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207 *
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208 * return FAIL for failure, OK otherwise
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209 */
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210 int
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211 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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212 char_u *fname;
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213 char_u *sfname;
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214 linenr_T from;
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215 linenr_T lines_to_skip;
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216 linenr_T lines_to_read;
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217 exarg_T *eap; /* can be NULL! */
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218 int flags;
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219 {
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220 int fd = 0;
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221 int newfile = (flags & READ_NEW);
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222 int check_readonly;
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223 int filtering = (flags & READ_FILTER);
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224 int read_stdin = (flags & READ_STDIN);
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225 int read_buffer = (flags & READ_BUFFER);
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1486
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226 int set_options = newfile || read_buffer
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227 || (eap != NULL && eap->read_edit);
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7
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228 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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229 colnr_T read_buf_col = 0; /* next char to read from this line */
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230 char_u c;
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231 linenr_T lnum = from;
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232 char_u *ptr = NULL; /* pointer into read buffer */
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233 char_u *buffer = NULL; /* read buffer */
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234 char_u *new_buffer = NULL; /* init to shut up gcc */
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235 char_u *line_start = NULL; /* init to shut up gcc */
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236 int wasempty; /* buffer was empty before reading */
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237 colnr_T len;
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238 long size = 0;
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239 char_u *p;
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240 long filesize = 0;
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241 int skip_read = FALSE;
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242 #ifdef FEAT_CRYPT
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243 char_u *cryptkey = NULL;
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244 #endif
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245 int split = 0; /* number of split lines */
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246 #define UNKNOWN 0x0fffffff /* file size is unknown */
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247 linenr_T linecnt;
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248 int error = FALSE; /* errors encountered */
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249 int ff_error = EOL_UNKNOWN; /* file format with errors */
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250 long linerest = 0; /* remaining chars in line */
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251 #ifdef UNIX
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252 int perm = 0;
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253 int swap_mode = -1; /* protection bits for swap file */
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254 #else
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255 int perm;
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256 #endif
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257 int fileformat = 0; /* end-of-line format */
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258 int keep_fileformat = FALSE;
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259 struct stat st;
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260 int file_readonly;
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261 linenr_T skip_count = 0;
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262 linenr_T read_count = 0;
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263 int msg_save = msg_scroll;
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264 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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265 * last read was missing the eol */
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266 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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267 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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268 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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269 int file_rewind = FALSE;
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270 #ifdef FEAT_MBYTE
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271 int can_retry;
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595
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272 linenr_T conv_error = 0; /* line nr with conversion error */
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273 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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274 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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275 in destination encoding */
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595
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276 int bad_char_behavior = BAD_REPLACE;
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277 /* BAD_KEEP, BAD_DROP or character to
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278 * replace with */
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7
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279 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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280 int fio_flags = 0;
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281 char_u *fenc; /* fileencoding to use */
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282 int fenc_alloced; /* fenc_next is in allocated memory */
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283 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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284 int advance_fenc = FALSE;
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285 long real_size = 0;
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286 # ifdef USE_ICONV
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287 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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288 # ifdef FEAT_EVAL
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289 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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290 'charconvert' next */
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291 # endif
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292 # endif
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293 int converted = FALSE; /* TRUE if conversion done */
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294 int notconverted = FALSE; /* TRUE if conversion wanted but it
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295 wasn't possible */
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296 char_u conv_rest[CONV_RESTLEN];
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297 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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298 #endif
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299
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1834
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300 #ifdef FEAT_AUTOCMD
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301 /* Remember the initial values of curbuf, curbuf->b_ffname and
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302 * curbuf->b_fname to detect whether they are altered as a result of
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303 * executing nasty autocommands. Also check if "fname" and "sfname"
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304 * point to one of these values. */
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305 buf_T *old_curbuf = curbuf;
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306 char_u *old_b_ffname = curbuf->b_ffname;
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307 char_u *old_b_fname = curbuf->b_fname;
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308 int using_b_ffname = (fname == curbuf->b_ffname)
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309 || (sfname == curbuf->b_ffname);
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310 int using_b_fname = (fname == curbuf->b_fname)
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311 || (sfname == curbuf->b_fname);
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312 #endif
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7
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313 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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314
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315 /*
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316 * If there is no file name yet, use the one for the read file.
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317 * BF_NOTEDITED is set to reflect this.
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318 * Don't do this for a read from a filter.
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319 * Only do this when 'cpoptions' contains the 'f' flag.
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320 */
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321 if (curbuf->b_ffname == NULL
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322 && !filtering
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323 && fname != NULL
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324 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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325 && !(flags & READ_DUMMY))
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326 {
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633
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327 if (set_rw_fname(fname, sfname) == FAIL)
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328 return FAIL;
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7
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329 }
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330
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167
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331 /* After reading a file the cursor line changes but we don't want to
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332 * display the line. */
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333 ex_no_reprint = TRUE;
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334
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968
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335 /* don't display the file info for another buffer now */
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336 need_fileinfo = FALSE;
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337
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7
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338 /*
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339 * For Unix: Use the short file name whenever possible.
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340 * Avoids problems with networks and when directory names are changed.
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341 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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342 * another directory, which we don't detect.
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343 */
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344 if (sfname == NULL)
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345 sfname = fname;
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346 #if defined(UNIX) || defined(__EMX__)
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347 fname = sfname;
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348 #endif
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349
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350 #ifdef FEAT_AUTOCMD
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351 /*
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352 * The BufReadCmd and FileReadCmd events intercept the reading process by
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353 * executing the associated commands instead.
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354 */
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355 if (!filtering && !read_stdin && !read_buffer)
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356 {
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357 pos_T pos;
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358
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359 pos = curbuf->b_op_start;
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360
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361 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
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|
|
362 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
363 curbuf->b_op_start.col = 0;
|
|
|
364
|
|
|
365 if (newfile)
|
|
|
366 {
|
|
|
367 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
|
|
|
368 FALSE, curbuf, eap))
|
|
|
369 #ifdef FEAT_EVAL
|
|
|
370 return aborting() ? FAIL : OK;
|
|
|
371 #else
|
|
|
372 return OK;
|
|
|
373 #endif
|
|
|
374 }
|
|
|
375 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
|
|
|
376 FALSE, NULL, eap))
|
|
|
377 #ifdef FEAT_EVAL
|
|
|
378 return aborting() ? FAIL : OK;
|
|
|
379 #else
|
|
|
380 return OK;
|
|
|
381 #endif
|
|
|
382
|
|
|
383 curbuf->b_op_start = pos;
|
|
|
384 }
|
|
|
385 #endif
|
|
|
386
|
|
|
387 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
|
|
|
388 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
389 else
|
|
|
390 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
391
|
|
|
392 /*
|
|
|
393 * If the name ends in a path separator, we can't open it. Check here,
|
|
|
394 * because reading the file may actually work, but then creating the swap
|
|
|
395 * file may destroy it! Reported on MS-DOS and Win 95.
|
|
|
396 * If the name is too long we might crash further on, quit here.
|
|
|
397 */
|
|
23
|
398 if (fname != NULL && *fname != NUL)
|
|
|
399 {
|
|
39
|
400 p = fname + STRLEN(fname);
|
|
|
401 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
402 {
|
|
|
403 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
404 msg_end();
|
|
|
405 msg_scroll = msg_save;
|
|
|
406 return FAIL;
|
|
|
407 }
|
|
7
|
408 }
|
|
|
409
|
|
|
410 #ifdef UNIX
|
|
|
411 /*
|
|
|
412 * On Unix it is possible to read a directory, so we have to
|
|
|
413 * check for it before the mch_open().
|
|
|
414 */
|
|
|
415 if (!read_stdin && !read_buffer)
|
|
|
416 {
|
|
|
417 perm = mch_getperm(fname);
|
|
|
418 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
419 # ifdef S_ISFIFO
|
|
|
420 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
421 # endif
|
|
|
422 # ifdef S_ISSOCK
|
|
|
423 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
424 # endif
|
|
1313
|
425 # ifdef OPEN_CHR_FILES
|
|
|
426 && !(S_ISCHR(perm) && is_dev_fd_file(fname))
|
|
|
427 /* ... or a character special file named /dev/fd/<n> */
|
|
|
428 # endif
|
|
7
|
429 )
|
|
|
430 {
|
|
|
431 if (S_ISDIR(perm))
|
|
|
432 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
433 else
|
|
|
434 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
435 msg_end();
|
|
|
436 msg_scroll = msg_save;
|
|
|
437 return FAIL;
|
|
|
438 }
|
|
1006
|
439
|
|
|
440 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
441 /*
|
|
|
442 * MS-Windows allows opening a device, but we will probably get stuck
|
|
|
443 * trying to read it.
|
|
|
444 */
|
|
|
445 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE)
|
|
|
446 {
|
|
1303
|
447 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0);
|
|
1006
|
448 msg_end();
|
|
|
449 msg_scroll = msg_save;
|
|
|
450 return FAIL;
|
|
|
451 }
|
|
|
452 # endif
|
|
1004
|
453 }
|
|
|
454 #endif
|
|
|
455
|
|
7
|
456 /* set default 'fileformat' */
|
|
819
|
457 if (set_options)
|
|
7
|
458 {
|
|
|
459 if (eap != NULL && eap->force_ff != 0)
|
|
|
460 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
461 else if (*p_ffs != NUL)
|
|
|
462 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
463 }
|
|
|
464
|
|
|
465 /* set or reset 'binary' */
|
|
|
466 if (eap != NULL && eap->force_bin != 0)
|
|
|
467 {
|
|
|
468 int oldval = curbuf->b_p_bin;
|
|
|
469
|
|
|
470 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
471 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
472 }
|
|
|
473
|
|
|
474 /*
|
|
|
475 * When opening a new file we take the readonly flag from the file.
|
|
|
476 * Default is r/w, can be set to r/o below.
|
|
|
477 * Don't reset it when in readonly mode
|
|
|
478 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
479 */
|
|
|
480 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
481 if (check_readonly && !readonlymode)
|
|
7
|
482 curbuf->b_p_ro = FALSE;
|
|
|
483
|
|
|
484 if (newfile && !read_stdin && !read_buffer)
|
|
|
485 {
|
|
|
486 /* Remember time of file.
|
|
|
487 * For RISCOS, also remember the filetype.
|
|
|
488 */
|
|
|
489 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
490 {
|
|
|
491 buf_store_time(curbuf, &st, fname);
|
|
|
492 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
493
|
|
|
494 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
495 /* Read the filetype into the buffer local filetype option. */
|
|
|
496 mch_read_filetype(fname);
|
|
|
497 #endif
|
|
|
498 #ifdef UNIX
|
|
|
499 /*
|
|
|
500 * Use the protection bits of the original file for the swap file.
|
|
|
501 * This makes it possible for others to read the name of the
|
|
|
502 * edited file from the swapfile, but only if they can read the
|
|
|
503 * edited file.
|
|
|
504 * Remove the "write" and "execute" bits for group and others
|
|
|
505 * (they must not write the swapfile).
|
|
|
506 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
507 * not be able to write to the file ourselves.
|
|
|
508 * Setting the bits is done below, after creating the swap file.
|
|
|
509 */
|
|
|
510 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
511 #endif
|
|
|
512 #ifdef FEAT_CW_EDITOR
|
|
|
513 /* Get the FSSpec on MacOS
|
|
|
514 * TODO: Update it properly when the buffer name changes
|
|
|
515 */
|
|
|
516 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
517 #endif
|
|
|
518 #ifdef VMS
|
|
|
519 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
520 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
521 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
522 #endif
|
|
|
523 }
|
|
|
524 else
|
|
|
525 {
|
|
|
526 curbuf->b_mtime = 0;
|
|
|
527 curbuf->b_mtime_read = 0;
|
|
|
528 curbuf->b_orig_size = 0;
|
|
|
529 curbuf->b_orig_mode = 0;
|
|
|
530 }
|
|
|
531
|
|
|
532 /* Reset the "new file" flag. It will be set again below when the
|
|
|
533 * file doesn't exist. */
|
|
|
534 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
535 }
|
|
|
536
|
|
|
537 /*
|
|
|
538 * for UNIX: check readonly with perm and mch_access()
|
|
|
539 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
540 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
541 */
|
|
|
542 file_readonly = FALSE;
|
|
|
543 if (read_stdin)
|
|
|
544 {
|
|
|
545 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
546 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
547 setmode(0, O_BINARY);
|
|
|
548 #endif
|
|
|
549 }
|
|
|
550 else if (!read_buffer)
|
|
|
551 {
|
|
|
552 #ifdef USE_MCH_ACCESS
|
|
|
553 if (
|
|
|
554 # ifdef UNIX
|
|
|
555 !(perm & 0222) ||
|
|
|
556 # endif
|
|
|
557 mch_access((char *)fname, W_OK))
|
|
|
558 file_readonly = TRUE;
|
|
|
559 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
560 #else
|
|
|
561 if (!newfile
|
|
|
562 || readonlymode
|
|
|
563 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
564 {
|
|
|
565 file_readonly = TRUE;
|
|
|
566 /* try to open ro */
|
|
|
567 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
568 }
|
|
|
569 #endif
|
|
|
570 }
|
|
|
571
|
|
|
572 if (fd < 0) /* cannot open at all */
|
|
|
573 {
|
|
|
574 #ifndef UNIX
|
|
|
575 int isdir_f;
|
|
|
576 #endif
|
|
|
577 msg_scroll = msg_save;
|
|
|
578 #ifndef UNIX
|
|
|
579 /*
|
|
|
580 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
581 */
|
|
|
582 isdir_f = (mch_isdir(fname));
|
|
|
583 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
584 if (isdir_f)
|
|
|
585 {
|
|
|
586 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
587 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
588 }
|
|
|
589 else
|
|
|
590 #endif
|
|
|
591 if (newfile)
|
|
|
592 {
|
|
|
593 if (perm < 0)
|
|
|
594 {
|
|
|
595 /*
|
|
|
596 * Set the 'new-file' flag, so that when the file has
|
|
|
597 * been created by someone else, a ":w" will complain.
|
|
|
598 */
|
|
|
599 curbuf->b_flags |= BF_NEW;
|
|
|
600
|
|
|
601 /* Create a swap file now, so that other Vims are warned
|
|
|
602 * that we are editing this file. Don't do this for a
|
|
|
603 * "nofile" or "nowrite" buffer type. */
|
|
|
604 #ifdef FEAT_QUICKFIX
|
|
|
605 if (!bt_dontwrite(curbuf))
|
|
|
606 #endif
|
|
1834
|
607 {
|
|
7
|
608 check_need_swap(newfile);
|
|
1834
|
609 #ifdef FEAT_AUTOCMD
|
|
|
610 /* SwapExists autocommand may mess things up */
|
|
|
611 if (curbuf != old_curbuf
|
|
|
612 || (using_b_ffname
|
|
|
613 && (old_b_ffname != curbuf->b_ffname))
|
|
|
614 || (using_b_fname
|
|
|
615 && (old_b_fname != curbuf->b_fname)))
|
|
|
616 {
|
|
|
617 EMSG(_(e_auchangedbuf));
|
|
|
618 return FAIL;
|
|
|
619 }
|
|
|
620 #endif
|
|
|
621 }
|
|
592
|
622 if (dir_of_file_exists(fname))
|
|
|
623 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
624 else
|
|
|
625 filemess(curbuf, sfname,
|
|
|
626 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
627 #ifdef FEAT_VIMINFO
|
|
|
628 /* Even though this is a new file, it might have been
|
|
|
629 * edited before and deleted. Get the old marks. */
|
|
|
630 check_marks_read();
|
|
|
631 #endif
|
|
|
632 #ifdef FEAT_MBYTE
|
|
|
633 if (eap != NULL && eap->force_enc != 0)
|
|
|
634 {
|
|
|
635 /* set forced 'fileencoding' */
|
|
|
636 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
637 if (fenc != NULL)
|
|
|
638 set_string_option_direct((char_u *)"fenc", -1,
|
|
694
|
639 fenc, OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
640 vim_free(fenc);
|
|
|
641 }
|
|
|
642 #endif
|
|
|
643 #ifdef FEAT_AUTOCMD
|
|
|
644 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
645 FALSE, curbuf, eap);
|
|
|
646 #endif
|
|
|
647 /* remember the current fileformat */
|
|
|
648 save_file_ff(curbuf);
|
|
|
649
|
|
|
650 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
651 if (aborting()) /* autocmds may abort script processing */
|
|
|
652 return FAIL;
|
|
|
653 #endif
|
|
|
654 return OK; /* a new file is not an error */
|
|
|
655 }
|
|
|
656 else
|
|
|
657 {
|
|
550
|
658 filemess(curbuf, sfname, (char_u *)(
|
|
|
659 # ifdef EFBIG
|
|
|
660 (errno == EFBIG) ? _("[File too big]") :
|
|
|
661 # endif
|
|
|
662 _("[Permission Denied]")), 0);
|
|
7
|
663 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
664 }
|
|
|
665 }
|
|
|
666
|
|
|
667 return FAIL;
|
|
|
668 }
|
|
|
669
|
|
|
670 /*
|
|
|
671 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
672 * loaded. Help files always get readonly mode
|
|
|
673 */
|
|
|
674 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
675 curbuf->b_p_ro = TRUE;
|
|
|
676
|
|
819
|
677 if (set_options)
|
|
7
|
678 {
|
|
1486
|
679 /* Don't change 'eol' if reading from buffer as it will already be
|
|
|
680 * correctly set when reading stdin. */
|
|
|
681 if (!read_buffer)
|
|
|
682 {
|
|
|
683 curbuf->b_p_eol = TRUE;
|
|
|
684 curbuf->b_start_eol = TRUE;
|
|
|
685 }
|
|
7
|
686 #ifdef FEAT_MBYTE
|
|
|
687 curbuf->b_p_bomb = FALSE;
|
|
1352
|
688 curbuf->b_start_bomb = FALSE;
|
|
7
|
689 #endif
|
|
|
690 }
|
|
|
691
|
|
|
692 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
693 * editing this file.
|
|
|
694 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
695 #ifdef FEAT_QUICKFIX
|
|
|
696 if (!bt_dontwrite(curbuf))
|
|
|
697 #endif
|
|
|
698 {
|
|
|
699 check_need_swap(newfile);
|
|
1834
|
700 #ifdef FEAT_AUTOCMD
|
|
|
701 if (!read_stdin && (curbuf != old_curbuf
|
|
|
702 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname))
|
|
|
703 || (using_b_fname && (old_b_fname != curbuf->b_fname))))
|
|
|
704 {
|
|
|
705 EMSG(_(e_auchangedbuf));
|
|
|
706 if (!read_buffer)
|
|
|
707 close(fd);
|
|
|
708 return FAIL;
|
|
|
709 }
|
|
|
710 #endif
|
|
7
|
711 #ifdef UNIX
|
|
|
712 /* Set swap file protection bits after creating it. */
|
|
1918
|
713 if (swap_mode > 0 && curbuf->b_ml.ml_mfp != NULL
|
|
|
714 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
7
|
715 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
716 #endif
|
|
|
717 }
|
|
|
718
|
|
578
|
719 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
720 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
721 if (swap_exists_action == SEA_QUIT)
|
|
|
722 {
|
|
|
723 if (!read_buffer && !read_stdin)
|
|
|
724 close(fd);
|
|
|
725 return FAIL;
|
|
|
726 }
|
|
|
727 #endif
|
|
|
728
|
|
|
729 ++no_wait_return; /* don't wait for return yet */
|
|
|
730
|
|
|
731 /*
|
|
|
732 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
733 */
|
|
|
734 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
735 curbuf->b_op_start.col = 0;
|
|
|
736
|
|
|
737 #ifdef FEAT_AUTOCMD
|
|
|
738 if (!read_buffer)
|
|
|
739 {
|
|
|
740 int m = msg_scroll;
|
|
|
741 int n = msg_scrolled;
|
|
|
742
|
|
|
743 /*
|
|
|
744 * The file must be closed again, the autocommands may want to change
|
|
|
745 * the file before reading it.
|
|
|
746 */
|
|
|
747 if (!read_stdin)
|
|
|
748 close(fd); /* ignore errors */
|
|
|
749
|
|
|
750 /*
|
|
|
751 * The output from the autocommands should not overwrite anything and
|
|
|
752 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
753 * output was done.
|
|
|
754 */
|
|
|
755 msg_scroll = TRUE;
|
|
|
756 if (filtering)
|
|
|
757 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
758 FALSE, curbuf, eap);
|
|
|
759 else if (read_stdin)
|
|
|
760 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
761 FALSE, curbuf, eap);
|
|
|
762 else if (newfile)
|
|
|
763 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
764 FALSE, curbuf, eap);
|
|
|
765 else
|
|
|
766 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
767 FALSE, NULL, eap);
|
|
|
768 if (msg_scrolled == n)
|
|
|
769 msg_scroll = m;
|
|
|
770
|
|
|
771 #ifdef FEAT_EVAL
|
|
|
772 if (aborting()) /* autocmds may abort script processing */
|
|
|
773 {
|
|
|
774 --no_wait_return;
|
|
|
775 msg_scroll = msg_save;
|
|
|
776 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
777 return FAIL;
|
|
|
778 }
|
|
|
779 #endif
|
|
|
780 /*
|
|
|
781 * Don't allow the autocommands to change the current buffer.
|
|
|
782 * Try to re-open the file.
|
|
1834
|
783 *
|
|
|
784 * Don't allow the autocommands to change the buffer name either
|
|
|
785 * (cd for example) if it invalidates fname or sfname.
|
|
7
|
786 */
|
|
|
787 if (!read_stdin && (curbuf != old_curbuf
|
|
1834
|
788 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname))
|
|
|
789 || (using_b_fname && (old_b_fname != curbuf->b_fname))
|
|
7
|
790 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
791 {
|
|
|
792 --no_wait_return;
|
|
|
793 msg_scroll = msg_save;
|
|
|
794 if (fd < 0)
|
|
|
795 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
796 else
|
|
|
797 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
798 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
799 return FAIL;
|
|
|
800 }
|
|
|
801 }
|
|
|
802 #endif /* FEAT_AUTOCMD */
|
|
|
803
|
|
|
804 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
805 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
806
|
|
|
807 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
808 {
|
|
|
809 /*
|
|
|
810 * Show the user that we are busy reading the input. Sometimes this
|
|
|
811 * may take a while. When reading from stdin another program may
|
|
|
812 * still be running, don't move the cursor to the last line, unless
|
|
|
813 * always using the GUI.
|
|
|
814 */
|
|
|
815 if (read_stdin)
|
|
|
816 {
|
|
|
817 #ifndef ALWAYS_USE_GUI
|
|
|
818 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
819 #endif
|
|
|
820 #ifdef FEAT_GUI
|
|
|
821 /* Also write a message in the GUI window, if there is one. */
|
|
|
822 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
823 {
|
|
|
824 p = (char_u *)_("Reading from stdin...");
|
|
|
825 gui_write(p, (int)STRLEN(p));
|
|
|
826 }
|
|
|
827 #endif
|
|
|
828 }
|
|
|
829 else if (!read_buffer)
|
|
|
830 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
831 }
|
|
|
832
|
|
|
833 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
834
|
|
|
835 /*
|
|
|
836 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
837 * fileformat, and after the autocommands, which may change them.
|
|
|
838 */
|
|
|
839 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
840
|
|
|
841 #ifdef FEAT_MBYTE
|
|
595
|
842 /* "++bad=" argument. */
|
|
|
843 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
844 {
|
|
595
|
845 bad_char_behavior = eap->bad_char;
|
|
819
|
846 if (set_options)
|
|
612
|
847 curbuf->b_bad_char = eap->bad_char;
|
|
|
848 }
|
|
|
849 else
|
|
|
850 curbuf->b_bad_char = 0;
|
|
595
|
851
|
|
7
|
852 /*
|
|
595
|
853 * Decide which 'encoding' to use or use first.
|
|
7
|
854 */
|
|
|
855 if (eap != NULL && eap->force_enc != 0)
|
|
|
856 {
|
|
|
857 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
858 fenc_alloced = TRUE;
|
|
595
|
859 keep_dest_enc = TRUE;
|
|
7
|
860 }
|
|
|
861 else if (curbuf->b_p_bin)
|
|
|
862 {
|
|
|
863 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
864 fenc_alloced = FALSE;
|
|
|
865 }
|
|
|
866 else if (curbuf->b_help)
|
|
|
867 {
|
|
|
868 char_u firstline[80];
|
|
301
|
869 int fc;
|
|
7
|
870
|
|
|
871 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
872 * fails it must be latin1.
|
|
|
873 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
874 * this when needed to avoid [converted] remarks all the time.
|
|
|
875 * It is needed when the first line contains non-ASCII characters.
|
|
|
876 * That is only in *.??x files. */
|
|
|
877 fenc = (char_u *)"latin1";
|
|
|
878 c = enc_utf8;
|
|
301
|
879 if (!c && !read_stdin)
|
|
|
880 {
|
|
|
881 fc = fname[STRLEN(fname) - 1];
|
|
|
882 if (TOLOWER_ASC(fc) == 'x')
|
|
|
883 {
|
|
|
884 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
885 * the start of the file. If the read() fails "len" is -1. */
|
|
|
886 len = vim_read(fd, firstline, 80);
|
|
|
887 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
888 for (p = firstline; p < firstline + len; ++p)
|
|
|
889 if (*p >= 0x80)
|
|
|
890 {
|
|
|
891 c = TRUE;
|
|
|
892 break;
|
|
|
893 }
|
|
|
894 }
|
|
7
|
895 }
|
|
|
896
|
|
|
897 if (c)
|
|
|
898 {
|
|
|
899 fenc_next = fenc;
|
|
|
900 fenc = (char_u *)"utf-8";
|
|
|
901
|
|
|
902 /* When the file is utf-8 but a character doesn't fit in
|
|
|
903 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
904 * doesn't make sense. */
|
|
844
|
905 if (!enc_utf8)
|
|
|
906 keep_dest_enc = TRUE;
|
|
7
|
907 }
|
|
|
908 fenc_alloced = FALSE;
|
|
|
909 }
|
|
|
910 else if (*p_fencs == NUL)
|
|
|
911 {
|
|
|
912 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
913 fenc_alloced = FALSE;
|
|
|
914 }
|
|
|
915 else
|
|
|
916 {
|
|
|
917 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
918 fenc = next_fenc(&fenc_next);
|
|
|
919 fenc_alloced = TRUE;
|
|
|
920 }
|
|
|
921 #endif
|
|
|
922
|
|
|
923 /*
|
|
|
924 * Jump back here to retry reading the file in different ways.
|
|
|
925 * Reasons to retry:
|
|
|
926 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
927 * - BOM detected and fenc was set, need to setup conversion
|
|
|
928 * - "fileformat" check failed: try another
|
|
|
929 *
|
|
|
930 * Variables set for special retry actions:
|
|
|
931 * "file_rewind" Rewind the file to start reading it again.
|
|
|
932 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
933 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
934 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
935 * "keep_fileformat" Don't reset "fileformat".
|
|
|
936 *
|
|
|
937 * Other status indicators:
|
|
|
938 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
939 * Output file has to be deleted afterwards.
|
|
|
940 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
941 */
|
|
|
942 retry:
|
|
|
943
|
|
|
944 if (file_rewind)
|
|
|
945 {
|
|
|
946 if (read_buffer)
|
|
|
947 {
|
|
|
948 read_buf_lnum = 1;
|
|
|
949 read_buf_col = 0;
|
|
|
950 }
|
|
|
951 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
952 {
|
|
|
953 /* Can't rewind the file, give up. */
|
|
|
954 error = TRUE;
|
|
|
955 goto failed;
|
|
|
956 }
|
|
|
957 /* Delete the previously read lines. */
|
|
|
958 while (lnum > from)
|
|
|
959 ml_delete(lnum--, FALSE);
|
|
|
960 file_rewind = FALSE;
|
|
|
961 #ifdef FEAT_MBYTE
|
|
819
|
962 if (set_options)
|
|
1352
|
963 {
|
|
7
|
964 curbuf->b_p_bomb = FALSE;
|
|
1352
|
965 curbuf->b_start_bomb = FALSE;
|
|
|
966 }
|
|
595
|
967 conv_error = 0;
|
|
7
|
968 #endif
|
|
|
969 }
|
|
|
970
|
|
|
971 /*
|
|
|
972 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
973 * will be reset.
|
|
|
974 */
|
|
|
975 if (keep_fileformat)
|
|
|
976 keep_fileformat = FALSE;
|
|
|
977 else
|
|
|
978 {
|
|
|
979 if (eap != NULL && eap->force_ff != 0)
|
|
1742
|
980 {
|
|
7
|
981 fileformat = get_fileformat_force(curbuf, eap);
|
|
1742
|
982 try_unix = try_dos = try_mac = FALSE;
|
|
|
983 }
|
|
7
|
984 else if (curbuf->b_p_bin)
|
|
|
985 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
986 else if (*p_ffs == NUL)
|
|
|
987 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
988 else
|
|
|
989 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
990 }
|
|
|
991
|
|
|
992 #ifdef FEAT_MBYTE
|
|
|
993 # ifdef USE_ICONV
|
|
|
994 if (iconv_fd != (iconv_t)-1)
|
|
|
995 {
|
|
|
996 /* aborted conversion with iconv(), close the descriptor */
|
|
|
997 iconv_close(iconv_fd);
|
|
|
998 iconv_fd = (iconv_t)-1;
|
|
|
999 }
|
|
|
1000 # endif
|
|
|
1001
|
|
|
1002 if (advance_fenc)
|
|
|
1003 {
|
|
|
1004 /*
|
|
|
1005 * Try the next entry in 'fileencodings'.
|
|
|
1006 */
|
|
|
1007 advance_fenc = FALSE;
|
|
|
1008
|
|
|
1009 if (eap != NULL && eap->force_enc != 0)
|
|
|
1010 {
|
|
|
1011 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
1012 * without conversion. */
|
|
|
1013 notconverted = TRUE;
|
|
595
|
1014 conv_error = 0;
|
|
7
|
1015 if (fenc_alloced)
|
|
|
1016 vim_free(fenc);
|
|
|
1017 fenc = (char_u *)"";
|
|
|
1018 fenc_alloced = FALSE;
|
|
|
1019 }
|
|
|
1020 else
|
|
|
1021 {
|
|
|
1022 if (fenc_alloced)
|
|
|
1023 vim_free(fenc);
|
|
|
1024 if (fenc_next != NULL)
|
|
|
1025 {
|
|
|
1026 fenc = next_fenc(&fenc_next);
|
|
|
1027 fenc_alloced = (fenc_next != NULL);
|
|
|
1028 }
|
|
|
1029 else
|
|
|
1030 {
|
|
|
1031 fenc = (char_u *)"";
|
|
|
1032 fenc_alloced = FALSE;
|
|
|
1033 }
|
|
|
1034 }
|
|
|
1035 if (tmpname != NULL)
|
|
|
1036 {
|
|
|
1037 mch_remove(tmpname); /* delete converted file */
|
|
|
1038 vim_free(tmpname);
|
|
|
1039 tmpname = NULL;
|
|
|
1040 }
|
|
|
1041 }
|
|
|
1042
|
|
|
1043 /*
|
|
|
1044 * Conversion is required when the encoding of the file is different
|
|
|
1045 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
1046 * conversion to UTF-8).
|
|
|
1047 */
|
|
|
1048 fio_flags = 0;
|
|
|
1049 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
1050 if (converted || enc_unicode != 0)
|
|
|
1051 {
|
|
|
1052
|
|
|
1053 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
1054 * for a BOM. */
|
|
|
1055 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
1056 fio_flags = FIO_UCSBOM;
|
|
|
1057
|
|
|
1058 /*
|
|
|
1059 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
1060 * done. This is handled below after read(). Prepare the
|
|
|
1061 * fio_flags to avoid having to parse the string each time.
|
|
|
1062 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
1063 * appears not to handle this correctly. This works just like
|
|
|
1064 * conversion to UTF-8 except how the resulting character is put in
|
|
|
1065 * the buffer.
|
|
|
1066 */
|
|
|
1067 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
1068 fio_flags = get_fio_flags(fenc);
|
|
|
1069
|
|
|
1070 # ifdef WIN3264
|
|
|
1071 /*
|
|
|
1072 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
1073 * is handled with MultiByteToWideChar().
|
|
|
1074 */
|
|
|
1075 if (fio_flags == 0)
|
|
|
1076 fio_flags = get_win_fio_flags(fenc);
|
|
|
1077 # endif
|
|
|
1078
|
|
|
1079 # ifdef MACOS_X
|
|
|
1080 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
1081 if (fio_flags == 0)
|
|
|
1082 fio_flags = get_mac_fio_flags(fenc);
|
|
|
1083 # endif
|
|
|
1084
|
|
|
1085 # ifdef USE_ICONV
|
|
|
1086 /*
|
|
|
1087 * Try using iconv() if we can't convert internally.
|
|
|
1088 */
|
|
|
1089 if (fio_flags == 0
|
|
|
1090 # ifdef FEAT_EVAL
|
|
|
1091 && !did_iconv
|
|
|
1092 # endif
|
|
|
1093 )
|
|
|
1094 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1095 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1096 # endif
|
|
|
1097
|
|
|
1098 # ifdef FEAT_EVAL
|
|
|
1099 /*
|
|
|
1100 * Use the 'charconvert' expression when conversion is required
|
|
|
1101 * and we can't do it internally or with iconv().
|
|
|
1102 */
|
|
|
1103 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1104 # ifdef USE_ICONV
|
|
|
1105 && iconv_fd == (iconv_t)-1
|
|
|
1106 # endif
|
|
|
1107 )
|
|
|
1108 {
|
|
|
1109 # ifdef USE_ICONV
|
|
|
1110 did_iconv = FALSE;
|
|
|
1111 # endif
|
|
|
1112 /* Skip conversion when it's already done (retry for wrong
|
|
|
1113 * "fileformat"). */
|
|
|
1114 if (tmpname == NULL)
|
|
|
1115 {
|
|
|
1116 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1117 if (tmpname == NULL)
|
|
|
1118 {
|
|
|
1119 /* Conversion failed. Try another one. */
|
|
|
1120 advance_fenc = TRUE;
|
|
|
1121 if (fd < 0)
|
|
|
1122 {
|
|
|
1123 /* Re-opening the original file failed! */
|
|
|
1124 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1125 error = TRUE;
|
|
|
1126 goto failed;
|
|
|
1127 }
|
|
|
1128 goto retry;
|
|
|
1129 }
|
|
|
1130 }
|
|
|
1131 }
|
|
|
1132 else
|
|
|
1133 # endif
|
|
|
1134 {
|
|
|
1135 if (fio_flags == 0
|
|
|
1136 # ifdef USE_ICONV
|
|
|
1137 && iconv_fd == (iconv_t)-1
|
|
|
1138 # endif
|
|
|
1139 )
|
|
|
1140 {
|
|
|
1141 /* Conversion wanted but we can't.
|
|
|
1142 * Try the next conversion in 'fileencodings' */
|
|
|
1143 advance_fenc = TRUE;
|
|
|
1144 goto retry;
|
|
|
1145 }
|
|
|
1146 }
|
|
|
1147 }
|
|
|
1148
|
|
595
|
1149 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1150 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1151 * stdin or fixed at a specific encoding. */
|
|
|
1152 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1153 #endif
|
|
|
1154
|
|
|
1155 if (!skip_read)
|
|
|
1156 {
|
|
|
1157 linerest = 0;
|
|
|
1158 filesize = 0;
|
|
|
1159 skip_count = lines_to_skip;
|
|
|
1160 read_count = lines_to_read;
|
|
|
1161 #ifdef FEAT_MBYTE
|
|
|
1162 conv_restlen = 0;
|
|
|
1163 #endif
|
|
|
1164 }
|
|
|
1165
|
|
|
1166 while (!error && !got_int)
|
|
|
1167 {
|
|
|
1168 /*
|
|
|
1169 * We allocate as much space for the file as we can get, plus
|
|
|
1170 * space for the old line plus room for one terminating NUL.
|
|
|
1171 * The amount is limited by the fact that read() only can read
|
|
|
1172 * upto max_unsigned characters (and other things).
|
|
|
1173 */
|
|
|
1174 #if SIZEOF_INT <= 2
|
|
|
1175 if (linerest >= 0x7ff0)
|
|
|
1176 {
|
|
|
1177 ++split;
|
|
|
1178 *ptr = NL; /* split line by inserting a NL */
|
|
|
1179 size = 1;
|
|
|
1180 }
|
|
|
1181 else
|
|
|
1182 #endif
|
|
|
1183 {
|
|
|
1184 if (!skip_read)
|
|
|
1185 {
|
|
|
1186 #if SIZEOF_INT > 2
|
|
1076
|
1187 # if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L)
|
|
7
|
1188 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1189 # else
|
|
|
1190 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1191 # endif
|
|
|
1192 #else
|
|
|
1193 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1194 #endif
|
|
|
1195
|
|
836
|
1196 for ( ; size >= 10; size = (long)((long_u)size >> 1))
|
|
7
|
1197 {
|
|
|
1198 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1199 FALSE)) != NULL)
|
|
|
1200 break;
|
|
|
1201 }
|
|
|
1202 if (new_buffer == NULL)
|
|
|
1203 {
|
|
|
1204 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1205 error = TRUE;
|
|
|
1206 break;
|
|
|
1207 }
|
|
|
1208 if (linerest) /* copy characters from the previous buffer */
|
|
|
1209 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1210 vim_free(buffer);
|
|
|
1211 buffer = new_buffer;
|
|
|
1212 ptr = buffer + linerest;
|
|
|
1213 line_start = buffer;
|
|
|
1214
|
|
|
1215 #ifdef FEAT_MBYTE
|
|
|
1216 /* May need room to translate into.
|
|
|
1217 * For iconv() we don't really know the required space, use a
|
|
|
1218 * factor ICONV_MULT.
|
|
|
1219 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1220 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1221 * become up to 4 bytes, size must be multiple of 2
|
|
|
1222 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1223 * multiple of 2
|
|
|
1224 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1225 * multiple of 4 */
|
|
835
|
1226 real_size = (int)size;
|
|
7
|
1227 # ifdef USE_ICONV
|
|
|
1228 if (iconv_fd != (iconv_t)-1)
|
|
|
1229 size = size / ICONV_MULT;
|
|
|
1230 else
|
|
|
1231 # endif
|
|
|
1232 if (fio_flags & FIO_LATIN1)
|
|
|
1233 size = size / 2;
|
|
|
1234 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1235 size = (size * 2 / 3) & ~1;
|
|
|
1236 else if (fio_flags & FIO_UCS4)
|
|
|
1237 size = (size * 2 / 3) & ~3;
|
|
|
1238 else if (fio_flags == FIO_UCSBOM)
|
|
|
1239 size = size / ICONV_MULT; /* worst case */
|
|
|
1240 # ifdef WIN3264
|
|
|
1241 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1242 size = size / ICONV_MULT; /* also worst case */
|
|
|
1243 # endif
|
|
|
1244 # ifdef MACOS_X
|
|
|
1245 else if (fio_flags & FIO_MACROMAN)
|
|
|
1246 size = size / ICONV_MULT; /* also worst case */
|
|
|
1247 # endif
|
|
|
1248 #endif
|
|
|
1249
|
|
|
1250 #ifdef FEAT_MBYTE
|
|
|
1251 if (conv_restlen > 0)
|
|
|
1252 {
|
|
|
1253 /* Insert unconverted bytes from previous line. */
|
|
|
1254 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1255 ptr += conv_restlen;
|
|
|
1256 size -= conv_restlen;
|
|
|
1257 }
|
|
|
1258 #endif
|
|
|
1259
|
|
|
1260 if (read_buffer)
|
|
|
1261 {
|
|
|
1262 /*
|
|
|
1263 * Read bytes from curbuf. Used for converting text read
|
|
|
1264 * from stdin.
|
|
|
1265 */
|
|
|
1266 if (read_buf_lnum > from)
|
|
|
1267 size = 0;
|
|
|
1268 else
|
|
|
1269 {
|
|
|
1270 int n, ni;
|
|
|
1271 long tlen;
|
|
|
1272
|
|
|
1273 tlen = 0;
|
|
|
1274 for (;;)
|
|
|
1275 {
|
|
|
1276 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1277 n = (int)STRLEN(p);
|
|
|
1278 if ((int)tlen + n + 1 > size)
|
|
|
1279 {
|
|
|
1280 /* Filled up to "size", append partial line.
|
|
|
1281 * Change NL to NUL to reverse the effect done
|
|
|
1282 * below. */
|
|
835
|
1283 n = (int)(size - tlen);
|
|
7
|
1284 for (ni = 0; ni < n; ++ni)
|
|
|
1285 {
|
|
|
1286 if (p[ni] == NL)
|
|
|
1287 ptr[tlen++] = NUL;
|
|
|
1288 else
|
|
|
1289 ptr[tlen++] = p[ni];
|
|
|
1290 }
|
|
|
1291 read_buf_col += n;
|
|
|
1292 break;
|
|
|
1293 }
|
|
|
1294 else
|
|
|
1295 {
|
|
|
1296 /* Append whole line and new-line. Change NL
|
|
|
1297 * to NUL to reverse the effect done below. */
|
|
|
1298 for (ni = 0; ni < n; ++ni)
|
|
|
1299 {
|
|
|
1300 if (p[ni] == NL)
|
|
|
1301 ptr[tlen++] = NUL;
|
|
|
1302 else
|
|
|
1303 ptr[tlen++] = p[ni];
|
|
|
1304 }
|
|
|
1305 ptr[tlen++] = NL;
|
|
|
1306 read_buf_col = 0;
|
|
|
1307 if (++read_buf_lnum > from)
|
|
|
1308 {
|
|
|
1309 /* When the last line didn't have an
|
|
|
1310 * end-of-line don't add it now either. */
|
|
|
1311 if (!curbuf->b_p_eol)
|
|
|
1312 --tlen;
|
|
|
1313 size = tlen;
|
|
|
1314 break;
|
|
|
1315 }
|
|
|
1316 }
|
|
|
1317 }
|
|
|
1318 }
|
|
|
1319 }
|
|
|
1320 else
|
|
|
1321 {
|
|
|
1322 /*
|
|
|
1323 * Read bytes from the file.
|
|
|
1324 */
|
|
|
1325 size = vim_read(fd, ptr, size);
|
|
|
1326 }
|
|
|
1327
|
|
|
1328 if (size <= 0)
|
|
|
1329 {
|
|
|
1330 if (size < 0) /* read error */
|
|
|
1331 error = TRUE;
|
|
|
1332 #ifdef FEAT_MBYTE
|
|
|
1333 else if (conv_restlen > 0)
|
|
595
|
1334 {
|
|
1597
|
1335 /*
|
|
|
1336 * Reached end-of-file but some trailing bytes could
|
|
|
1337 * not be converted. Truncated file?
|
|
|
1338 */
|
|
|
1339
|
|
|
1340 /* When we did a conversion report an error. */
|
|
|
1341 if (fio_flags != 0
|
|
|
1342 # ifdef USE_ICONV
|
|
|
1343 || iconv_fd != (iconv_t)-1
|
|
|
1344 # endif
|
|
|
1345 )
|
|
|
1346 {
|
|
|
1347 if (conv_error == 0)
|
|
|
1348 conv_error = curbuf->b_ml.ml_line_count
|
|
|
1349 - linecnt + 1;
|
|
|
1350 }
|
|
|
1351 /* Remember the first linenr with an illegal byte */
|
|
|
1352 else if (illegal_byte == 0)
|
|
|
1353 illegal_byte = curbuf->b_ml.ml_line_count
|
|
|
1354 - linecnt + 1;
|
|
|
1355 if (bad_char_behavior == BAD_DROP)
|
|
595
|
1356 {
|
|
1597
|
1357 *(ptr - conv_restlen) = NUL;
|
|
|
1358 conv_restlen = 0;
|
|
|
1359 }
|
|
|
1360 else
|
|
|
1361 {
|
|
|
1362 /* Replace the trailing bytes with the replacement
|
|
|
1363 * character if we were converting; if we weren't,
|
|
|
1364 * leave the UTF8 checking code to do it, as it
|
|
|
1365 * works slightly differently. */
|
|
|
1366 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0
|
|
|
1367 # ifdef USE_ICONV
|
|
|
1368 || iconv_fd != (iconv_t)-1
|
|
|
1369 # endif
|
|
|
1370 ))
|
|
|
1371 {
|
|
|
1372 while (conv_restlen > 0)
|
|
|
1373 {
|
|
|
1374 *(--ptr) = bad_char_behavior;
|
|
|
1375 --conv_restlen;
|
|
|
1376 }
|
|
|
1377 }
|
|
595
|
1378 fio_flags = 0; /* don't convert this */
|
|
834
|
1379 # ifdef USE_ICONV
|
|
|
1380 if (iconv_fd != (iconv_t)-1)
|
|
|
1381 {
|
|
|
1382 iconv_close(iconv_fd);
|
|
|
1383 iconv_fd = (iconv_t)-1;
|
|
|
1384 }
|
|
|
1385 # endif
|
|
595
|
1386 }
|
|
|
1387 }
|
|
7
|
1388 #endif
|
|
|
1389 }
|
|
|
1390
|
|
|
1391 #ifdef FEAT_CRYPT
|
|
|
1392 /*
|
|
|
1393 * At start of file: Check for magic number of encryption.
|
|
|
1394 */
|
|
|
1395 if (filesize == 0)
|
|
|
1396 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1397 &filesize, newfile);
|
|
|
1398 /*
|
|
|
1399 * Decrypt the read bytes.
|
|
|
1400 */
|
|
|
1401 if (cryptkey != NULL && size > 0)
|
|
|
1402 for (p = ptr; p < ptr + size; ++p)
|
|
|
1403 ZDECODE(*p);
|
|
|
1404 #endif
|
|
|
1405 }
|
|
|
1406 skip_read = FALSE;
|
|
|
1407
|
|
|
1408 #ifdef FEAT_MBYTE
|
|
|
1409 /*
|
|
|
1410 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1411 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1412 * converting with 'charconvert' or when a BOM has already been
|
|
|
1413 * found.
|
|
|
1414 */
|
|
|
1415 if ((filesize == 0
|
|
|
1416 # ifdef FEAT_CRYPT
|
|
|
1417 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1418 # endif
|
|
|
1419 )
|
|
|
1420 && (fio_flags == FIO_UCSBOM
|
|
|
1421 || (!curbuf->b_p_bomb
|
|
|
1422 && tmpname == NULL
|
|
|
1423 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1424 {
|
|
|
1425 char_u *ccname;
|
|
|
1426 int blen;
|
|
|
1427
|
|
|
1428 /* no BOM detection in a short file or in binary mode */
|
|
|
1429 if (size < 2 || curbuf->b_p_bin)
|
|
|
1430 ccname = NULL;
|
|
|
1431 else
|
|
|
1432 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1433 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1434 if (ccname != NULL)
|
|
|
1435 {
|
|
|
1436 /* Remove BOM from the text */
|
|
|
1437 filesize += blen;
|
|
|
1438 size -= blen;
|
|
|
1439 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
819
|
1440 if (set_options)
|
|
1352
|
1441 {
|
|
7
|
1442 curbuf->b_p_bomb = TRUE;
|
|
1352
|
1443 curbuf->b_start_bomb = TRUE;
|
|
|
1444 }
|
|
7
|
1445 }
|
|
|
1446
|
|
|
1447 if (fio_flags == FIO_UCSBOM)
|
|
|
1448 {
|
|
|
1449 if (ccname == NULL)
|
|
|
1450 {
|
|
|
1451 /* No BOM detected: retry with next encoding. */
|
|
|
1452 advance_fenc = TRUE;
|
|
|
1453 }
|
|
|
1454 else
|
|
|
1455 {
|
|
|
1456 /* BOM detected: set "fenc" and jump back */
|
|
|
1457 if (fenc_alloced)
|
|
|
1458 vim_free(fenc);
|
|
|
1459 fenc = ccname;
|
|
|
1460 fenc_alloced = FALSE;
|
|
|
1461 }
|
|
|
1462 /* retry reading without getting new bytes or rewinding */
|
|
|
1463 skip_read = TRUE;
|
|
|
1464 goto retry;
|
|
|
1465 }
|
|
|
1466 }
|
|
1597
|
1467
|
|
|
1468 /* Include not converted bytes. */
|
|
|
1469 ptr -= conv_restlen;
|
|
|
1470 size += conv_restlen;
|
|
|
1471 conv_restlen = 0;
|
|
7
|
1472 #endif
|
|
|
1473 /*
|
|
|
1474 * Break here for a read error or end-of-file.
|
|
|
1475 */
|
|
|
1476 if (size <= 0)
|
|
|
1477 break;
|
|
|
1478
|
|
|
1479 #ifdef FEAT_MBYTE
|
|
|
1480
|
|
|
1481 # ifdef USE_ICONV
|
|
|
1482 if (iconv_fd != (iconv_t)-1)
|
|
|
1483 {
|
|
|
1484 /*
|
|
|
1485 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1486 * iconv().
|
|
|
1487 */
|
|
|
1488 const char *fromp;
|
|
|
1489 char *top;
|
|
|
1490 size_t from_size;
|
|
|
1491 size_t to_size;
|
|
|
1492
|
|
|
1493 fromp = (char *)ptr;
|
|
|
1494 from_size = size;
|
|
|
1495 ptr += size;
|
|
|
1496 top = (char *)ptr;
|
|
|
1497 to_size = real_size - size;
|
|
|
1498
|
|
|
1499 /*
|
|
|
1500 * If there is conversion error or not enough room try using
|
|
179
|
1501 * another conversion. Except for when there is no
|
|
|
1502 * alternative (help files).
|
|
7
|
1503 */
|
|
177
|
1504 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1505 &top, &to_size)
|
|
7
|
1506 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1507 || from_size > CONV_RESTLEN)
|
|
177
|
1508 {
|
|
595
|
1509 if (can_retry)
|
|
375
|
1510 goto rewind_retry;
|
|
595
|
1511 if (conv_error == 0)
|
|
|
1512 conv_error = readfile_linenr(linecnt,
|
|
|
1513 ptr, (char_u *)top);
|
|
|
1514
|
|
|
1515 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1516 ++fromp;
|
|
|
1517 --from_size;
|
|
595
|
1518 if (bad_char_behavior == BAD_KEEP)
|
|
|
1519 {
|
|
|
1520 *top++ = *(fromp - 1);
|
|
|
1521 --to_size;
|
|
|
1522 }
|
|
|
1523 else if (bad_char_behavior != BAD_DROP)
|
|
|
1524 {
|
|
|
1525 *top++ = bad_char_behavior;
|
|
|
1526 --to_size;
|
|
|
1527 }
|
|
177
|
1528 }
|
|
7
|
1529
|
|
|
1530 if (from_size > 0)
|
|
|
1531 {
|
|
|
1532 /* Some remaining characters, keep them for the next
|
|
|
1533 * round. */
|
|
|
1534 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1535 conv_restlen = (int)from_size;
|
|
|
1536 }
|
|
|
1537
|
|
|
1538 /* move the linerest to before the converted characters */
|
|
|
1539 line_start = ptr - linerest;
|
|
|
1540 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1541 size = (long)((char_u *)top - ptr);
|
|
|
1542 }
|
|
|
1543 # endif
|
|
|
1544
|
|
|
1545 # ifdef WIN3264
|
|
|
1546 if (fio_flags & FIO_CODEPAGE)
|
|
|
1547 {
|
|
595
|
1548 char_u *src, *dst;
|
|
|
1549 WCHAR ucs2buf[3];
|
|
|
1550 int ucs2len;
|
|
|
1551 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1552 int bytelen;
|
|
|
1553 int found_bad;
|
|
|
1554 char replstr[2];
|
|
|
1555
|
|
7
|
1556 /*
|
|
|
1557 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1558 * a codepage, using standard MS-Windows functions. This
|
|
|
1559 * requires two steps:
|
|
|
1560 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1561 * 2. convert from ucs-2 to 'encoding'
|
|
|
1562 *
|
|
|
1563 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1564 * sequence at the end, we may have to do the conversion one
|
|
|
1565 * character at a time to get it right.
|
|
7
|
1566 */
|
|
595
|
1567
|
|
|
1568 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1569 if (bad_char_behavior > 0)
|
|
|
1570 replstr[0] = bad_char_behavior;
|
|
|
1571 else
|
|
|
1572 replstr[0] = '?';
|
|
|
1573 replstr[1] = NUL;
|
|
|
1574
|
|
|
1575 /*
|
|
|
1576 * Move the bytes to the end of the buffer, so that we have
|
|
|
1577 * room to put the result at the start.
|
|
|
1578 */
|
|
|
1579 src = ptr + real_size - size;
|
|
|
1580 mch_memmove(src, ptr, size);
|
|
7
|
1581
|
|
|
1582 /*
|
|
595
|
1583 * Do the conversion.
|
|
7
|
1584 */
|
|
595
|
1585 dst = ptr;
|
|
|
1586 size = size;
|
|
|
1587 while (size > 0)
|
|
7
|
1588 {
|
|
595
|
1589 found_bad = FALSE;
|
|
7
|
1590
|
|
|
1591 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1592 if (codepage == CP_UTF8)
|
|
7
|
1593 {
|
|
595
|
1594 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1595 * trailing bytes properly.
|
|
|
1596 * Get one UTF-8 character from src. */
|
|
835
|
1597 bytelen = (int)utf_ptr2len_len(src, size);
|
|
595
|
1598 if (bytelen > size)
|
|
|
1599 {
|
|
|
1600 /* Only got some bytes of a character. Normally
|
|
|
1601 * it's put in "conv_rest", but if it's too long
|
|
|
1602 * deal with it as if they were illegal bytes. */
|
|
|
1603 if (bytelen <= CONV_RESTLEN)
|
|
|
1604 break;
|
|
|
1605
|
|
|
1606 /* weird overlong byte sequence */
|
|
|
1607 bytelen = size;
|
|
|
1608 found_bad = TRUE;
|
|
|
1609 }
|
|
|
1610 else
|
|
|
1611 {
|
|
799
|
1612 int u8c = utf_ptr2char(src);
|
|
|
1613
|
|
622
|
1614 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1615 found_bad = TRUE;
|
|
|
1616 ucs2buf[0] = u8c;
|
|
|
1617 ucs2len = 1;
|
|
|
1618 }
|
|
7
|
1619 }
|
|
595
|
1620 else
|
|
7
|
1621 # endif
|
|
595
|
1622 {
|
|
|
1623 /* We don't know how long the byte sequence is, try
|
|
|
1624 * from one to three bytes. */
|
|
|
1625 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1626 ++bytelen)
|
|
|
1627 {
|
|
|
1628 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1629 MB_ERR_INVALID_CHARS,
|
|
|
1630 (LPCSTR)src, bytelen,
|
|
|
1631 ucs2buf, 3);
|
|
|
1632 if (ucs2len > 0)
|
|
|
1633 break;
|
|
|
1634 }
|
|
|
1635 if (ucs2len == 0)
|
|
|
1636 {
|
|
|
1637 /* If we have only one byte then it's probably an
|
|
|
1638 * incomplete byte sequence. Otherwise discard
|
|
|
1639 * one byte as a bad character. */
|
|
|
1640 if (size == 1)
|
|
|
1641 break;
|
|
|
1642 found_bad = TRUE;
|
|
|
1643 bytelen = 1;
|
|
|
1644 }
|
|
|
1645 }
|
|
|
1646
|
|
|
1647 if (!found_bad)
|
|
7
|
1648 {
|
|
595
|
1649 int i;
|
|
|
1650
|
|
|
1651 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1652 if (enc_utf8)
|
|
|
1653 {
|
|
|
1654 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1655 for (i = 0; i < ucs2len; ++i)
|
|
|
1656 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1657 }
|
|
|
1658 else
|
|
|
1659 {
|
|
|
1660 BOOL bad = FALSE;
|
|
|
1661 int dstlen;
|
|
|
1662
|
|
|
1663 /* From UCS-2 to "enc_codepage". If the
|
|
|
1664 * conversion uses the default character "?",
|
|
|
1665 * the data doesn't fit in this encoding. */
|
|
|
1666 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1667 (LPCWSTR)ucs2buf, ucs2len,
|
|
835
|
1668 (LPSTR)dst, (int)(src - dst),
|
|
595
|
1669 replstr, &bad);
|
|
|
1670 if (bad)
|
|
|
1671 found_bad = TRUE;
|
|
|
1672 else
|
|
|
1673 dst += dstlen;
|
|
|
1674 }
|
|
7
|
1675 }
|
|
595
|
1676
|
|
|
1677 if (found_bad)
|
|
|
1678 {
|
|
|
1679 /* Deal with bytes we can't convert. */
|
|
|
1680 if (can_retry)
|
|
|
1681 goto rewind_retry;
|
|
|
1682 if (conv_error == 0)
|
|
|
1683 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1684 if (bad_char_behavior != BAD_DROP)
|
|
|
1685 {
|
|
|
1686 if (bad_char_behavior == BAD_KEEP)
|
|
|
1687 {
|
|
|
1688 mch_memmove(dst, src, bytelen);
|
|
|
1689 dst += bytelen;
|
|
|
1690 }
|
|
|
1691 else
|
|
|
1692 *dst++ = bad_char_behavior;
|
|
|
1693 }
|
|
|
1694 }
|
|
|
1695
|
|
|
1696 src += bytelen;
|
|
|
1697 size -= bytelen;
|
|
7
|
1698 }
|
|
595
|
1699
|
|
|
1700 if (size > 0)
|
|
7
|
1701 {
|
|
595
|
1702 /* An incomplete byte sequence remaining. */
|
|
|
1703 mch_memmove(conv_rest, src, size);
|
|
|
1704 conv_restlen = size;
|
|
7
|
1705 }
|
|
595
|
1706
|
|
|
1707 /* The new size is equal to how much "dst" was advanced. */
|
|
835
|
1708 size = (long)(dst - ptr);
|
|
7
|
1709 }
|
|
|
1710 else
|
|
|
1711 # endif
|
|
765
|
1712 # ifdef MACOS_CONVERT
|
|
7
|
1713 if (fio_flags & FIO_MACROMAN)
|
|
|
1714 {
|
|
|
1715 /*
|
|
|
1716 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1717 * latin1. This is in os_mac_conv.c.
|
|
7
|
1718 */
|
|
18
|
1719 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1720 goto rewind_retry;
|
|
|
1721 }
|
|
|
1722 else
|
|
|
1723 # endif
|
|
|
1724 if (fio_flags != 0)
|
|
|
1725 {
|
|
|
1726 int u8c;
|
|
|
1727 char_u *dest;
|
|
|
1728 char_u *tail = NULL;
|
|
|
1729
|
|
|
1730 /*
|
|
|
1731 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1732 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1733 * Go from end to start through the buffer, because the number
|
|
|
1734 * of bytes may increase.
|
|
|
1735 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1736 * to after the next character to convert.
|
|
|
1737 */
|
|
|
1738 dest = ptr + real_size;
|
|
|
1739 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1740 {
|
|
|
1741 p = ptr + size;
|
|
|
1742 if (fio_flags == FIO_UTF8)
|
|
|
1743 {
|
|
|
1744 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1745 tail = ptr + size - 1;
|
|
|
1746 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1747 --tail;
|
|
|
1748 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1749 tail = NULL;
|
|
|
1750 else
|
|
|
1751 p = tail;
|
|
|
1752 }
|
|
|
1753 }
|
|
|
1754 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1755 {
|
|
|
1756 /* Check for a trailing byte */
|
|
|
1757 p = ptr + (size & ~1);
|
|
|
1758 if (size & 1)
|
|
|
1759 tail = p;
|
|
|
1760 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1761 {
|
|
|
1762 /* Check for a trailing leading word */
|
|
|
1763 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1764 {
|
|
|
1765 u8c = (*--p << 8);
|
|
|
1766 u8c += *--p;
|
|
|
1767 }
|
|
|
1768 else
|
|
|
1769 {
|
|
|
1770 u8c = *--p;
|
|
|
1771 u8c += (*--p << 8);
|
|
|
1772 }
|
|
|
1773 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1774 tail = p;
|
|
|
1775 else
|
|
|
1776 p += 2;
|
|
|
1777 }
|
|
|
1778 }
|
|
|
1779 else /* FIO_UCS4 */
|
|
|
1780 {
|
|
|
1781 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1782 p = ptr + (size & ~3);
|
|
|
1783 if (size & 3)
|
|
|
1784 tail = p;
|
|
|
1785 }
|
|
|
1786
|
|
|
1787 /* If there is a trailing incomplete sequence move it to
|
|
|
1788 * conv_rest[]. */
|
|
|
1789 if (tail != NULL)
|
|
|
1790 {
|
|
|
1791 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1792 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1793 size -= conv_restlen;
|
|
|
1794 }
|
|
|
1795
|
|
|
1796
|
|
|
1797 while (p > ptr)
|
|
|
1798 {
|
|
|
1799 if (fio_flags & FIO_LATIN1)
|
|
|
1800 u8c = *--p;
|
|
|
1801 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1802 {
|
|
|
1803 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1804 {
|
|
|
1805 u8c = (*--p << 8);
|
|
|
1806 u8c += *--p;
|
|
|
1807 }
|
|
|
1808 else
|
|
|
1809 {
|
|
|
1810 u8c = *--p;
|
|
|
1811 u8c += (*--p << 8);
|
|
|
1812 }
|
|
|
1813 if ((fio_flags & FIO_UTF16)
|
|
|
1814 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1815 {
|
|
|
1816 int u16c;
|
|
|
1817
|
|
|
1818 if (p == ptr)
|
|
|
1819 {
|
|
|
1820 /* Missing leading word. */
|
|
|
1821 if (can_retry)
|
|
|
1822 goto rewind_retry;
|
|
595
|
1823 if (conv_error == 0)
|
|
|
1824 conv_error = readfile_linenr(linecnt,
|
|
|
1825 ptr, p);
|
|
|
1826 if (bad_char_behavior == BAD_DROP)
|
|
|
1827 continue;
|
|
|
1828 if (bad_char_behavior != BAD_KEEP)
|
|
|
1829 u8c = bad_char_behavior;
|
|
7
|
1830 }
|
|
|
1831
|
|
|
1832 /* found second word of double-word, get the first
|
|
|
1833 * word and compute the resulting character */
|
|
|
1834 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1835 {
|
|
|
1836 u16c = (*--p << 8);
|
|
|
1837 u16c += *--p;
|
|
|
1838 }
|
|
|
1839 else
|
|
|
1840 {
|
|
|
1841 u16c = *--p;
|
|
|
1842 u16c += (*--p << 8);
|
|
|
1843 }
|
|
595
|
1844 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1845 + (u8c & 0x3ff);
|
|
|
1846
|
|
7
|
1847 /* Check if the word is indeed a leading word. */
|
|
|
1848 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1849 {
|
|
|
1850 if (can_retry)
|
|
|
1851 goto rewind_retry;
|
|
595
|
1852 if (conv_error == 0)
|
|
|
1853 conv_error = readfile_linenr(linecnt,
|
|
|
1854 ptr, p);
|
|
|
1855 if (bad_char_behavior == BAD_DROP)
|
|
|
1856 continue;
|
|
|
1857 if (bad_char_behavior != BAD_KEEP)
|
|
|
1858 u8c = bad_char_behavior;
|
|
7
|
1859 }
|
|
|
1860 }
|
|
|
1861 }
|
|
|
1862 else if (fio_flags & FIO_UCS4)
|
|
|
1863 {
|
|
|
1864 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1865 {
|
|
|
1866 u8c = (*--p << 24);
|
|
|
1867 u8c += (*--p << 16);
|
|
|
1868 u8c += (*--p << 8);
|
|
|
1869 u8c += *--p;
|
|
|
1870 }
|
|
|
1871 else /* big endian */
|
|
|
1872 {
|
|
|
1873 u8c = *--p;
|
|
|
1874 u8c += (*--p << 8);
|
|
|
1875 u8c += (*--p << 16);
|
|
|
1876 u8c += (*--p << 24);
|
|
|
1877 }
|
|
|
1878 }
|
|
|
1879 else /* UTF-8 */
|
|
|
1880 {
|
|
|
1881 if (*--p < 0x80)
|
|
|
1882 u8c = *p;
|
|
|
1883 else
|
|
|
1884 {
|
|
|
1885 len = utf_head_off(ptr, p);
|
|
595
|
1886 p -= len;
|
|
|
1887 u8c = utf_ptr2char(p);
|
|
7
|
1888 if (len == 0)
|
|
|
1889 {
|
|
|
1890 /* Not a valid UTF-8 character, retry with
|
|
|
1891 * another fenc when possible, otherwise just
|
|
|
1892 * report the error. */
|
|
|
1893 if (can_retry)
|
|
|
1894 goto rewind_retry;
|
|
595
|
1895 if (conv_error == 0)
|
|
|
1896 conv_error = readfile_linenr(linecnt,
|
|
|
1897 ptr, p);
|
|
|
1898 if (bad_char_behavior == BAD_DROP)
|
|
|
1899 continue;
|
|
|
1900 if (bad_char_behavior != BAD_KEEP)
|
|
|
1901 u8c = bad_char_behavior;
|
|
7
|
1902 }
|
|
|
1903 }
|
|
|
1904 }
|
|
|
1905 if (enc_utf8) /* produce UTF-8 */
|
|
|
1906 {
|
|
|
1907 dest -= utf_char2len(u8c);
|
|
|
1908 (void)utf_char2bytes(u8c, dest);
|
|
|
1909 }
|
|
|
1910 else /* produce Latin1 */
|
|
|
1911 {
|
|
|
1912 --dest;
|
|
|
1913 if (u8c >= 0x100)
|
|
|
1914 {
|
|
|
1915 /* character doesn't fit in latin1, retry with
|
|
|
1916 * another fenc when possible, otherwise just
|
|
|
1917 * report the error. */
|
|
595
|
1918 if (can_retry)
|
|
7
|
1919 goto rewind_retry;
|
|
595
|
1920 if (conv_error == 0)
|
|
|
1921 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1922 if (bad_char_behavior == BAD_DROP)
|
|
|
1923 ++dest;
|
|
|
1924 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1925 *dest = u8c;
|
|
|
1926 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1927 *dest = bad_char_behavior;
|
|
|
1928 else
|
|
|
1929 *dest = 0xBF;
|
|
7
|
1930 }
|
|
|
1931 else
|
|
|
1932 *dest = u8c;
|
|
|
1933 }
|
|
|
1934 }
|
|
|
1935
|
|
|
1936 /* move the linerest to before the converted characters */
|
|
|
1937 line_start = dest - linerest;
|
|
|
1938 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1939 size = (long)((ptr + real_size) - dest);
|
|
|
1940 ptr = dest;
|
|
|
1941 }
|
|
1597
|
1942 else if (enc_utf8 && !curbuf->b_p_bin)
|
|
|
1943 {
|
|
|
1944 int incomplete_tail = FALSE;
|
|
|
1945
|
|
|
1946 /* Reading UTF-8: Check if the bytes are valid UTF-8. */
|
|
|
1947 for (p = ptr; ; ++p)
|
|
7
|
1948 {
|
|
835
|
1949 int todo = (int)((ptr + size) - p);
|
|
595
|
1950 int l;
|
|
|
1951
|
|
|
1952 if (todo <= 0)
|
|
|
1953 break;
|
|
7
|
1954 if (*p >= 0x80)
|
|
|
1955 {
|
|
|
1956 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1957 * an incomplete character at the end though, the next
|
|
|
1958 * read() will get the next bytes, we'll check it
|
|
|
1959 * then. */
|
|
595
|
1960 l = utf_ptr2len_len(p, todo);
|
|
1597
|
1961 if (l > todo && !incomplete_tail)
|
|
7
|
1962 {
|
|
1597
|
1963 /* Avoid retrying with a different encoding when
|
|
|
1964 * a truncated file is more likely, or attempting
|
|
|
1965 * to read the rest of an incomplete sequence when
|
|
|
1966 * we have already done so. */
|
|
|
1967 if (p > ptr || filesize > 0)
|
|
|
1968 incomplete_tail = TRUE;
|
|
|
1969 /* Incomplete byte sequence, move it to conv_rest[]
|
|
|
1970 * and try to read the rest of it, unless we've
|
|
|
1971 * already done so. */
|
|
|
1972 if (p > ptr)
|
|
|
1973 {
|
|
|
1974 conv_restlen = todo;
|
|
|
1975 mch_memmove(conv_rest, p, conv_restlen);
|
|
|
1976 size -= conv_restlen;
|
|
|
1977 break;
|
|
|
1978 }
|
|
7
|
1979 }
|
|
1597
|
1980 if (l == 1 || l > todo)
|
|
595
|
1981 {
|
|
|
1982 /* Illegal byte. If we can try another encoding
|
|
1597
|
1983 * do that, unless at EOF where a truncated
|
|
|
1984 * file is more likely than a conversion error. */
|
|
|
1985 if (can_retry && !incomplete_tail)
|
|
595
|
1986 break;
|
|
|
1987 # ifdef USE_ICONV
|
|
|
1988 /* When we did a conversion report an error. */
|
|
|
1989 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1990 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1991 # endif
|
|
1597
|
1992 /* Remember the first linenr with an illegal byte */
|
|
|
1993 if (conv_error == 0 && illegal_byte == 0)
|
|
|
1994 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
595
|
1995
|
|
|
1996 /* Drop, keep or replace the bad byte. */
|
|
|
1997 if (bad_char_behavior == BAD_DROP)
|
|
|
1998 {
|
|
1597
|
1999 mch_memmove(p, p + 1, todo - 1);
|
|
595
|
2000 --p;
|
|
|
2001 --size;
|
|
|
2002 }
|
|
|
2003 else if (bad_char_behavior != BAD_KEEP)
|
|
|
2004 *p = bad_char_behavior;
|
|
|
2005 }
|
|
1597
|
2006 else
|
|
|
2007 p += l - 1;
|
|
7
|
2008 }
|
|
|
2009 }
|
|
1597
|
2010 if (p < ptr + size && !incomplete_tail)
|
|
7
|
2011 {
|
|
|
2012 /* Detected a UTF-8 error. */
|
|
|
2013 rewind_retry:
|
|
595
|
2014 /* Retry reading with another conversion. */
|
|
7
|
2015 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
2016 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
2017 /* iconv() failed, try 'charconvert' */
|
|
|
2018 did_iconv = TRUE;
|
|
7
|
2019 else
|
|
|
2020 # endif
|
|
595
|
2021 /* use next item from 'fileencodings' */
|
|
|
2022 advance_fenc = TRUE;
|
|
|
2023 file_rewind = TRUE;
|
|
|
2024 goto retry;
|
|
7
|
2025 }
|
|
|
2026 }
|
|
|
2027 #endif
|
|
|
2028
|
|
|
2029 /* count the number of characters (after conversion!) */
|
|
|
2030 filesize += size;
|
|
|
2031
|
|
|
2032 /*
|
|
|
2033 * when reading the first part of a file: guess EOL type
|
|
|
2034 */
|
|
|
2035 if (fileformat == EOL_UNKNOWN)
|
|
|
2036 {
|
|
|
2037 /* First try finding a NL, for Dos and Unix */
|
|
|
2038 if (try_dos || try_unix)
|
|
|
2039 {
|
|
|
2040 for (p = ptr; p < ptr + size; ++p)
|
|
|
2041 {
|
|
|
2042 if (*p == NL)
|
|
|
2043 {
|
|
|
2044 if (!try_unix
|
|
|
2045 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
2046 fileformat = EOL_DOS;
|
|
|
2047 else
|
|
|
2048 fileformat = EOL_UNIX;
|
|
|
2049 break;
|
|
|
2050 }
|
|
|
2051 }
|
|
|
2052
|
|
|
2053 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
2054 if (fileformat == EOL_UNIX && try_mac)
|
|
|
2055 {
|
|
|
2056 /* Need to reset the counters when retrying fenc. */
|
|
|
2057 try_mac = 1;
|
|
|
2058 try_unix = 1;
|
|
|
2059 for (; p >= ptr && *p != CAR; p--)
|
|
|
2060 ;
|
|
|
2061 if (p >= ptr)
|
|
|
2062 {
|
|
|
2063 for (p = ptr; p < ptr + size; ++p)
|
|
|
2064 {
|
|
|
2065 if (*p == NL)
|
|
|
2066 try_unix++;
|
|
|
2067 else if (*p == CAR)
|
|
|
2068 try_mac++;
|
|
|
2069 }
|
|
|
2070 if (try_mac > try_unix)
|
|
|
2071 fileformat = EOL_MAC;
|
|
|
2072 }
|
|
|
2073 }
|
|
|
2074 }
|
|
|
2075
|
|
|
2076 /* No NL found: may use Mac format */
|
|
|
2077 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
2078 fileformat = EOL_MAC;
|
|
|
2079
|
|
|
2080 /* Still nothing found? Use first format in 'ffs' */
|
|
|
2081 if (fileformat == EOL_UNKNOWN)
|
|
|
2082 fileformat = default_fileformat();
|
|
|
2083
|
|
|
2084 /* if editing a new file: may set p_tx and p_ff */
|
|
819
|
2085 if (set_options)
|
|
7
|
2086 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
2087 }
|
|
|
2088 }
|
|
|
2089
|
|
|
2090 /*
|
|
|
2091 * This loop is executed once for every character read.
|
|
|
2092 * Keep it fast!
|
|
|
2093 */
|
|
|
2094 if (fileformat == EOL_MAC)
|
|
|
2095 {
|
|
|
2096 --ptr;
|
|
|
2097 while (++ptr, --size >= 0)
|
|
|
2098 {
|
|
|
2099 /* catch most common case first */
|
|
|
2100 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
2101 continue;
|
|
|
2102 if (c == NUL)
|
|
|
2103 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2104 else if (c == NL)
|
|
|
2105 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
2106 else
|
|
|
2107 {
|
|
|
2108 if (skip_count == 0)
|
|
|
2109 {
|
|
|
2110 *ptr = NUL; /* end of line */
|
|
|
2111 len = (colnr_T) (ptr - line_start + 1);
|
|
|
2112 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2113 {
|
|
|
2114 error = TRUE;
|
|
|
2115 break;
|
|
|
2116 }
|
|
|
2117 ++lnum;
|
|
|
2118 if (--read_count == 0)
|
|
|
2119 {
|
|
|
2120 error = TRUE; /* break loop */
|
|
|
2121 line_start = ptr; /* nothing left to write */
|
|
|
2122 break;
|
|
|
2123 }
|
|
|
2124 }
|
|
|
2125 else
|
|
|
2126 --skip_count;
|
|
|
2127 line_start = ptr + 1;
|
|
|
2128 }
|
|
|
2129 }
|
|
|
2130 }
|
|
|
2131 else
|
|
|
2132 {
|
|
|
2133 --ptr;
|
|
|
2134 while (++ptr, --size >= 0)
|
|
|
2135 {
|
|
|
2136 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2137 continue;
|
|
|
2138 if (c == NUL)
|
|
|
2139 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2140 else
|
|
|
2141 {
|
|
|
2142 if (skip_count == 0)
|
|
|
2143 {
|
|
|
2144 *ptr = NUL; /* end of line */
|
|
|
2145 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2146 if (fileformat == EOL_DOS)
|
|
|
2147 {
|
|
|
2148 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2149 {
|
|
|
2150 ptr[-1] = NUL;
|
|
|
2151 --len;
|
|
|
2152 }
|
|
|
2153 /*
|
|
|
2154 * Reading in Dos format, but no CR-LF found!
|
|
|
2155 * When 'fileformats' includes "unix", delete all
|
|
|
2156 * the lines read so far and start all over again.
|
|
|
2157 * Otherwise give an error message later.
|
|
|
2158 */
|
|
|
2159 else if (ff_error != EOL_DOS)
|
|
|
2160 {
|
|
|
2161 if ( try_unix
|
|
|
2162 && !read_stdin
|
|
|
2163 && (read_buffer
|
|
|
2164 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2165 {
|
|
|
2166 fileformat = EOL_UNIX;
|
|
819
|
2167 if (set_options)
|
|
7
|
2168 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2169 file_rewind = TRUE;
|
|
|
2170 keep_fileformat = TRUE;
|
|
|
2171 goto retry;
|
|
|
2172 }
|
|
|
2173 ff_error = EOL_DOS;
|
|
|
2174 }
|
|
|
2175 }
|
|
|
2176 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2177 {
|
|
|
2178 error = TRUE;
|
|
|
2179 break;
|
|
|
2180 }
|
|
|
2181 ++lnum;
|
|
|
2182 if (--read_count == 0)
|
|
|
2183 {
|
|
|
2184 error = TRUE; /* break loop */
|
|
|
2185 line_start = ptr; /* nothing left to write */
|
|
|
2186 break;
|
|
|
2187 }
|
|
|
2188 }
|
|
|
2189 else
|
|
|
2190 --skip_count;
|
|
|
2191 line_start = ptr + 1;
|
|
|
2192 }
|
|
|
2193 }
|
|
|
2194 }
|
|
|
2195 linerest = (long)(ptr - line_start);
|
|
|
2196 ui_breakcheck();
|
|
|
2197 }
|
|
|
2198
|
|
|
2199 failed:
|
|
|
2200 /* not an error, max. number of lines reached */
|
|
|
2201 if (error && read_count == 0)
|
|
|
2202 error = FALSE;
|
|
|
2203
|
|
|
2204 /*
|
|
|
2205 * If we get EOF in the middle of a line, note the fact and
|
|
|
2206 * complete the line ourselves.
|
|
|
2207 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2208 */
|
|
|
2209 if (!error
|
|
|
2210 && !got_int
|
|
|
2211 && linerest != 0
|
|
|
2212 && !(!curbuf->b_p_bin
|
|
|
2213 && fileformat == EOL_DOS
|
|
|
2214 && *line_start == Ctrl_Z
|
|
|
2215 && ptr == line_start + 1))
|
|
|
2216 {
|
|
819
|
2217 /* remember for when writing */
|
|
|
2218 if (set_options)
|
|
7
|
2219 curbuf->b_p_eol = FALSE;
|
|
|
2220 *ptr = NUL;
|
|
|
2221 if (ml_append(lnum, line_start,
|
|
|
2222 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2223 error = TRUE;
|
|
|
2224 else
|
|
|
2225 read_no_eol_lnum = ++lnum;
|
|
|
2226 }
|
|
|
2227
|
|
819
|
2228 if (set_options)
|
|
7
|
2229 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2230
|
|
|
2231 #ifdef FEAT_CRYPT
|
|
|
2232 if (cryptkey != curbuf->b_p_key)
|
|
|
2233 vim_free(cryptkey);
|
|
|
2234 #endif
|
|
|
2235
|
|
|
2236 #ifdef FEAT_MBYTE
|
|
819
|
2237 /* If editing a new file: set 'fenc' for the current buffer.
|
|
|
2238 * Also for ":read ++edit file". */
|
|
|
2239 if (set_options)
|
|
7
|
2240 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
694
|
2241 OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
2242 if (fenc_alloced)
|
|
|
2243 vim_free(fenc);
|
|
|
2244 # ifdef USE_ICONV
|
|
|
2245 if (iconv_fd != (iconv_t)-1)
|
|
|
2246 {
|
|
|
2247 iconv_close(iconv_fd);
|
|
|
2248 iconv_fd = (iconv_t)-1;
|
|
|
2249 }
|
|
|
2250 # endif
|
|
|
2251 #endif
|
|
|
2252
|
|
|
2253 if (!read_buffer && !read_stdin)
|
|
|
2254 close(fd); /* errors are ignored */
|
|
|
2255 vim_free(buffer);
|
|
|
2256
|
|
|
2257 #ifdef HAVE_DUP
|
|
|
2258 if (read_stdin)
|
|
|
2259 {
|
|
|
2260 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2261 close(0);
|
|
1757
|
2262 ignored = dup(2);
|
|
7
|
2263 }
|
|
|
2264 #endif
|
|
|
2265
|
|
|
2266 #ifdef FEAT_MBYTE
|
|
|
2267 if (tmpname != NULL)
|
|
|
2268 {
|
|
|
2269 mch_remove(tmpname); /* delete converted file */
|
|
|
2270 vim_free(tmpname);
|
|
|
2271 }
|
|
|
2272 #endif
|
|
|
2273 --no_wait_return; /* may wait for return now */
|
|
|
2274
|
|
|
2275 /*
|
|
|
2276 * In recovery mode everything but autocommands is skipped.
|
|
|
2277 */
|
|
|
2278 if (!recoverymode)
|
|
|
2279 {
|
|
|
2280 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2281 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2282 {
|
|
|
2283 #ifdef FEAT_NETBEANS_INTG
|
|
|
2284 netbeansFireChanges = 0;
|
|
|
2285 #endif
|
|
|
2286 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2287 #ifdef FEAT_NETBEANS_INTG
|
|
|
2288 netbeansFireChanges = 1;
|
|
|
2289 #endif
|
|
|
2290 --linecnt;
|
|
|
2291 }
|
|
|
2292 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2293 if (filesize == 0)
|
|
|
2294 linecnt = 0;
|
|
|
2295 if (newfile || read_buffer)
|
|
1201
|
2296 {
|
|
7
|
2297 redraw_curbuf_later(NOT_VALID);
|
|
1201
|
2298 #ifdef FEAT_DIFF
|
|
|
2299 /* After reading the text into the buffer the diff info needs to
|
|
|
2300 * be updated. */
|
|
|
2301 diff_invalidate(curbuf);
|
|
|
2302 #endif
|
|
|
2303 #ifdef FEAT_FOLDING
|
|
|
2304 /* All folds in the window are invalid now. Mark them for update
|
|
|
2305 * before triggering autocommands. */
|
|
|
2306 foldUpdateAll(curwin);
|
|
|
2307 #endif
|
|
|
2308 }
|
|
7
|
2309 else if (linecnt) /* appended at least one line */
|
|
|
2310 appended_lines_mark(from, linecnt);
|
|
|
2311
|
|
|
2312 #ifndef ALWAYS_USE_GUI
|
|
|
2313 /*
|
|
|
2314 * If we were reading from the same terminal as where messages go,
|
|
|
2315 * the screen will have been messed up.
|
|
|
2316 * Switch on raw mode now and clear the screen.
|
|
|
2317 */
|
|
|
2318 if (read_stdin)
|
|
|
2319 {
|
|
|
2320 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2321 starttermcap();
|
|
|
2322 screenclear();
|
|
|
2323 }
|
|
|
2324 #endif
|
|
|
2325
|
|
|
2326 if (got_int)
|
|
|
2327 {
|
|
|
2328 if (!(flags & READ_DUMMY))
|
|
|
2329 {
|
|
|
2330 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2331 if (newfile)
|
|
|
2332 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2333 }
|
|
|
2334 msg_scroll = msg_save;
|
|
|
2335 #ifdef FEAT_VIMINFO
|
|
|
2336 check_marks_read();
|
|
|
2337 #endif
|
|
|
2338 return OK; /* an interrupt isn't really an error */
|
|
|
2339 }
|
|
|
2340
|
|
|
2341 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2342 {
|
|
|
2343 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2344 c = FALSE;
|
|
|
2345
|
|
|
2346 #ifdef UNIX
|
|
|
2347 # ifdef S_ISFIFO
|
|
|
2348 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2349 {
|
|
|
2350 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2351 c = TRUE;
|
|
|
2352 }
|
|
|
2353 # else
|
|
|
2354 # ifdef S_IFIFO
|
|
|
2355 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2356 {
|
|
|
2357 STRCAT(IObuff, _("[fifo]"));
|
|
|
2358 c = TRUE;
|
|
|
2359 }
|
|
|
2360 # endif
|
|
|
2361 # ifdef S_IFSOCK
|
|
|
2362 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2363 {
|
|
|
2364 STRCAT(IObuff, _("[socket]"));
|
|
|
2365 c = TRUE;
|
|
|
2366 }
|
|
|
2367 # endif
|
|
|
2368 # endif
|
|
1313
|
2369 # ifdef OPEN_CHR_FILES
|
|
|
2370 if (S_ISCHR(perm)) /* or character special */
|
|
|
2371 {
|
|
|
2372 STRCAT(IObuff, _("[character special]"));
|
|
|
2373 c = TRUE;
|
|
|
2374 }
|
|
|
2375 # endif
|
|
7
|
2376 #endif
|
|
|
2377 if (curbuf->b_p_ro)
|
|
|
2378 {
|
|
|
2379 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2380 c = TRUE;
|
|
|
2381 }
|
|
|
2382 if (read_no_eol_lnum)
|
|
|
2383 {
|
|
|
2384 msg_add_eol();
|
|
|
2385 c = TRUE;
|
|
|
2386 }
|
|
|
2387 if (ff_error == EOL_DOS)
|
|
|
2388 {
|
|
|
2389 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2390 c = TRUE;
|
|
|
2391 }
|
|
|
2392 if (split)
|
|
|
2393 {
|
|
|
2394 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2395 c = TRUE;
|
|
|
2396 }
|
|
|
2397 #ifdef FEAT_MBYTE
|
|
|
2398 if (notconverted)
|
|
|
2399 {
|
|
|
2400 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2401 c = TRUE;
|
|
|
2402 }
|
|
|
2403 else if (converted)
|
|
|
2404 {
|
|
|
2405 STRCAT(IObuff, _("[converted]"));
|
|
|
2406 c = TRUE;
|
|
|
2407 }
|
|
|
2408 #endif
|
|
|
2409 #ifdef FEAT_CRYPT
|
|
|
2410 if (cryptkey != NULL)
|
|
|
2411 {
|
|
|
2412 STRCAT(IObuff, _("[crypted]"));
|
|
|
2413 c = TRUE;
|
|
|
2414 }
|
|
|
2415 #endif
|
|
|
2416 #ifdef FEAT_MBYTE
|
|
595
|
2417 if (conv_error != 0)
|
|
|
2418 {
|
|
|
2419 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2420 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2421 c = TRUE;
|
|
|
2422 }
|
|
|
2423 else if (illegal_byte > 0)
|
|
|
2424 {
|
|
|
2425 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2426 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2427 c = TRUE;
|
|
|
2428 }
|
|
|
2429 else
|
|
|
2430 #endif
|
|
|
2431 if (error)
|
|
|
2432 {
|
|
|
2433 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2434 c = TRUE;
|
|
|
2435 }
|
|
|
2436 if (msg_add_fileformat(fileformat))
|
|
|
2437 c = TRUE;
|
|
|
2438 #ifdef FEAT_CRYPT
|
|
|
2439 if (cryptkey != NULL)
|
|
|
2440 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2441 else
|
|
|
2442 #endif
|
|
|
2443 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2444
|
|
|
2445 vim_free(keep_msg);
|
|
|
2446 keep_msg = NULL;
|
|
|
2447 msg_scrolled_ign = TRUE;
|
|
|
2448 #ifdef ALWAYS_USE_GUI
|
|
|
2449 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2450 * message box (which might be shown when exiting!) */
|
|
|
2451 if (read_stdin || read_buffer)
|
|
|
2452 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2453 else
|
|
|
2454 #endif
|
|
|
2455 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2456 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2457 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2458 /* Need to repeat the message after redrawing when:
|
|
|
2459 * - When reading from stdin (the screen will be cleared next).
|
|
|
2460 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2461 * before redrawing).
|
|
|
2462 * - When the screen was scrolled but there is no wait-return
|
|
|
2463 * prompt. */
|
|
679
|
2464 set_keep_msg(p, 0);
|
|
7
|
2465 msg_scrolled_ign = FALSE;
|
|
|
2466 }
|
|
|
2467
|
|
|
2468 /* with errors writing the file requires ":w!" */
|
|
|
2469 if (newfile && (error
|
|
|
2470 #ifdef FEAT_MBYTE
|
|
595
|
2471 || conv_error != 0
|
|
679
|
2472 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP)
|
|
7
|
2473 #endif
|
|
|
2474 ))
|
|
|
2475 curbuf->b_p_ro = TRUE;
|
|
|
2476
|
|
|
2477 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2478
|
|
|
2479 /*
|
|
|
2480 * In Ex mode: cursor at last new line.
|
|
|
2481 * Otherwise: cursor at first new line.
|
|
|
2482 */
|
|
|
2483 if (exmode_active)
|
|
|
2484 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2485 else
|
|
|
2486 curwin->w_cursor.lnum = from + 1;
|
|
|
2487 check_cursor_lnum();
|
|
|
2488 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2489
|
|
|
2490 /*
|
|
|
2491 * Set '[ and '] marks to the newly read lines.
|
|
|
2492 */
|
|
|
2493 curbuf->b_op_start.lnum = from + 1;
|
|
|
2494 curbuf->b_op_start.col = 0;
|
|
|
2495 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2496 curbuf->b_op_end.col = 0;
|
|
696
|
2497
|
|
|
2498 #ifdef WIN32
|
|
|
2499 /*
|
|
|
2500 * Work around a weird problem: When a file has two links (only
|
|
|
2501 * possible on NTFS) and we write through one link, then stat() it
|
|
1651
|
2502 * through the other link, the timestamp information may be wrong.
|
|
696
|
2503 * It's correct again after reading the file, thus reset the timestamp
|
|
|
2504 * here.
|
|
|
2505 */
|
|
|
2506 if (newfile && !read_stdin && !read_buffer
|
|
|
2507 && mch_stat((char *)fname, &st) >= 0)
|
|
|
2508 {
|
|
|
2509 buf_store_time(curbuf, &st, fname);
|
|
|
2510 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
2511 }
|
|
|
2512 #endif
|
|
7
|
2513 }
|
|
|
2514 msg_scroll = msg_save;
|
|
|
2515
|
|
|
2516 #ifdef FEAT_VIMINFO
|
|
|
2517 /*
|
|
|
2518 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2519 */
|
|
|
2520 check_marks_read();
|
|
|
2521 #endif
|
|
|
2522
|
|
|
2523 /*
|
|
|
2524 * Trick: We remember if the last line of the read didn't have
|
|
|
2525 * an eol for when writing it again. This is required for
|
|
|
2526 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2527 */
|
|
|
2528 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2529
|
|
167
|
2530 #ifdef FEAT_AUTOCMD
|
|
7
|
2531 if (!read_stdin && !read_buffer)
|
|
|
2532 {
|
|
|
2533 int m = msg_scroll;
|
|
|
2534 int n = msg_scrolled;
|
|
|
2535
|
|
|
2536 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2537 * modified if the format/encoding was automatically detected. */
|
|
819
|
2538 if (set_options)
|
|
7
|
2539 save_file_ff(curbuf);
|
|
|
2540
|
|
|
2541 /*
|
|
|
2542 * The output from the autocommands should not overwrite anything and
|
|
|
2543 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2544 * output was done.
|
|
|
2545 */
|
|
|
2546 msg_scroll = TRUE;
|
|
|
2547 if (filtering)
|
|
|
2548 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2549 FALSE, curbuf, eap);
|
|
|
2550 else if (newfile)
|
|
|
2551 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2552 FALSE, curbuf, eap);
|
|
|
2553 else
|
|
|
2554 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2555 FALSE, NULL, eap);
|
|
|
2556 if (msg_scrolled == n)
|
|
|
2557 msg_scroll = m;
|
|
|
2558 #ifdef FEAT_EVAL
|
|
|
2559 if (aborting()) /* autocmds may abort script processing */
|
|
|
2560 return FAIL;
|
|
|
2561 #endif
|
|
|
2562 }
|
|
|
2563 #endif
|
|
|
2564
|
|
|
2565 if (recoverymode && error)
|
|
|
2566 return FAIL;
|
|
|
2567 return OK;
|
|
|
2568 }
|
|
|
2569
|
|
1313
|
2570 #ifdef OPEN_CHR_FILES
|
|
|
2571 /*
|
|
|
2572 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+",
|
|
|
2573 * which is the name of files used for process substitution output by
|
|
|
2574 * some shells on some operating systems, e.g., bash on SunOS.
|
|
|
2575 * Do not accept "/dev/fd/[012]", opening these may hang Vim.
|
|
|
2576 */
|
|
|
2577 static int
|
|
|
2578 is_dev_fd_file(fname)
|
|
|
2579 char_u *fname;
|
|
|
2580 {
|
|
|
2581 return (STRNCMP(fname, "/dev/fd/", 8) == 0
|
|
|
2582 && VIM_ISDIGIT(fname[8])
|
|
|
2583 && *skipdigits(fname + 9) == NUL
|
|
|
2584 && (fname[9] != NUL
|
|
|
2585 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2')));
|
|
|
2586 }
|
|
|
2587 #endif
|
|
|
2588
|
|
595
|
2589 #ifdef FEAT_MBYTE
|
|
|
2590
|
|
|
2591 /*
|
|
|
2592 * From the current line count and characters read after that, estimate the
|
|
|
2593 * line number where we are now.
|
|
|
2594 * Used for error messages that include a line number.
|
|
|
2595 */
|
|
|
2596 static linenr_T
|
|
|
2597 readfile_linenr(linecnt, p, endp)
|
|
|
2598 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2599 char_u *p; /* start of more bytes read */
|
|
|
2600 char_u *endp; /* end of more bytes read */
|
|
|
2601 {
|
|
|
2602 char_u *s;
|
|
|
2603 linenr_T lnum;
|
|
|
2604
|
|
|
2605 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2606 for (s = p; s < endp; ++s)
|
|
|
2607 if (*s == '\n')
|
|
|
2608 ++lnum;
|
|
|
2609 return lnum;
|
|
|
2610 }
|
|
|
2611 #endif
|
|
|
2612
|
|
7
|
2613 /*
|
|
612
|
2614 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2615 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2616 * Returns OK or FAIL.
|
|
|
2617 */
|
|
|
2618 int
|
|
|
2619 prep_exarg(eap, buf)
|
|
|
2620 exarg_T *eap;
|
|
|
2621 buf_T *buf;
|
|
|
2622 {
|
|
|
2623 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2624 #ifdef FEAT_MBYTE
|
|
|
2625 + STRLEN(buf->b_p_fenc)
|
|
|
2626 #endif
|
|
|
2627 + 15));
|
|
|
2628 if (eap->cmd == NULL)
|
|
|
2629 return FAIL;
|
|
|
2630
|
|
|
2631 #ifdef FEAT_MBYTE
|
|
|
2632 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2633 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2634 eap->bad_char = buf->b_bad_char;
|
|
7
|
2635 #else
|
|
|
2636 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2637 #endif
|
|
|
2638 eap->force_ff = 7;
|
|
612
|
2639
|
|
|
2640 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
819
|
2641 eap->read_edit = FALSE;
|
|
612
|
2642 eap->forceit = FALSE;
|
|
7
|
2643 return OK;
|
|
|
2644 }
|
|
|
2645
|
|
|
2646 #ifdef FEAT_MBYTE
|
|
|
2647 /*
|
|
|
2648 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2649 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2650 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2651 * NULL.
|
|
|
2652 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2653 */
|
|
|
2654 static char_u *
|
|
|
2655 next_fenc(pp)
|
|
|
2656 char_u **pp;
|
|
|
2657 {
|
|
|
2658 char_u *p;
|
|
|
2659 char_u *r;
|
|
|
2660
|
|
|
2661 if (**pp == NUL)
|
|
|
2662 {
|
|
|
2663 *pp = NULL;
|
|
|
2664 return (char_u *)"";
|
|
|
2665 }
|
|
|
2666 p = vim_strchr(*pp, ',');
|
|
|
2667 if (p == NULL)
|
|
|
2668 {
|
|
|
2669 r = enc_canonize(*pp);
|
|
|
2670 *pp += STRLEN(*pp);
|
|
|
2671 }
|
|
|
2672 else
|
|
|
2673 {
|
|
|
2674 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2675 *pp = p + 1;
|
|
|
2676 if (r != NULL)
|
|
|
2677 {
|
|
|
2678 p = enc_canonize(r);
|
|
|
2679 vim_free(r);
|
|
|
2680 r = p;
|
|
|
2681 }
|
|
|
2682 }
|
|
|
2683 if (r == NULL) /* out of memory */
|
|
|
2684 {
|
|
|
2685 r = (char_u *)"";
|
|
|
2686 *pp = NULL;
|
|
|
2687 }
|
|
|
2688 return r;
|
|
|
2689 }
|
|
|
2690
|
|
|
2691 # ifdef FEAT_EVAL
|
|
|
2692 /*
|
|
|
2693 * Convert a file with the 'charconvert' expression.
|
|
|
2694 * This closes the file which is to be read, converts it and opens the
|
|
|
2695 * resulting file for reading.
|
|
|
2696 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2697 * after reading it).
|
|
|
2698 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2699 */
|
|
|
2700 static char_u *
|
|
|
2701 readfile_charconvert(fname, fenc, fdp)
|
|
|
2702 char_u *fname; /* name of input file */
|
|
|
2703 char_u *fenc; /* converted from */
|
|
|
2704 int *fdp; /* in/out: file descriptor of file */
|
|
|
2705 {
|
|
|
2706 char_u *tmpname;
|
|
|
2707 char_u *errmsg = NULL;
|
|
|
2708
|
|
|
2709 tmpname = vim_tempname('r');
|
|
|
2710 if (tmpname == NULL)
|
|
|
2711 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2712 else
|
|
|
2713 {
|
|
|
2714 close(*fdp); /* close the input file, ignore errors */
|
|
|
2715 *fdp = -1;
|
|
|
2716 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2717 fname, tmpname) == FAIL)
|
|
|
2718 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2719 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2720 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2721 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2722 }
|
|
|
2723
|
|
|
2724 if (errmsg != NULL)
|
|
|
2725 {
|
|
|
2726 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2727 * another type of conversion might still work. */
|
|
|
2728 MSG(errmsg);
|
|
|
2729 if (tmpname != NULL)
|
|
|
2730 {
|
|
|
2731 mch_remove(tmpname); /* delete converted file */
|
|
|
2732 vim_free(tmpname);
|
|
|
2733 tmpname = NULL;
|
|
|
2734 }
|
|
|
2735 }
|
|
|
2736
|
|
|
2737 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2738 if (*fdp < 0)
|
|
|
2739 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2740
|
|
|
2741 return tmpname;
|
|
|
2742 }
|
|
|
2743 # endif
|
|
|
2744
|
|
|
2745 #endif
|
|
|
2746
|
|
|
2747 #ifdef FEAT_VIMINFO
|
|
|
2748 /*
|
|
|
2749 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2750 * buffer marks and the buffer has a name.
|
|
|
2751 */
|
|
|
2752 static void
|
|
|
2753 check_marks_read()
|
|
|
2754 {
|
|
|
2755 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2756 && curbuf->b_ffname != NULL)
|
|
1733
|
2757 read_viminfo(NULL, VIF_WANT_MARKS);
|
|
7
|
2758
|
|
|
2759 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2760 * the ' parameter after opening a buffer. */
|
|
|
2761 curbuf->b_marks_read = TRUE;
|
|
|
2762 }
|
|
|
2763 #endif
|
|
|
2764
|
|
|
2765 #ifdef FEAT_CRYPT
|
|
|
2766 /*
|
|
|
2767 * Check for magic number used for encryption.
|
|
|
2768 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2769 * *filesizep are updated.
|
|
|
2770 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2771 */
|
|
|
2772 static char_u *
|
|
|
2773 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2774 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2775 char_u *ptr; /* pointer to read bytes */
|
|
|
2776 long *sizep; /* length of read bytes */
|
|
|
2777 long *filesizep; /* nr of bytes used from file */
|
|
|
2778 int newfile; /* editing a new buffer */
|
|
|
2779 {
|
|
|
2780 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2781 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2782 {
|
|
|
2783 if (cryptkey == NULL)
|
|
|
2784 {
|
|
|
2785 if (*curbuf->b_p_key)
|
|
|
2786 cryptkey = curbuf->b_p_key;
|
|
|
2787 else
|
|
|
2788 {
|
|
|
2789 /* When newfile is TRUE, store the typed key
|
|
|
2790 * in the 'key' option and don't free it. */
|
|
|
2791 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2792 /* check if empty key entered */
|
|
|
2793 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2794 {
|
|
|
2795 if (cryptkey != curbuf->b_p_key)
|
|
|
2796 vim_free(cryptkey);
|
|
|
2797 cryptkey = NULL;
|
|
|
2798 }
|
|
|
2799 }
|
|
|
2800 }
|
|
|
2801
|
|
|
2802 if (cryptkey != NULL)
|
|
|
2803 {
|
|
|
2804 crypt_init_keys(cryptkey);
|
|
|
2805
|
|
|
2806 /* Remove magic number from the text */
|
|
|
2807 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2808 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2809 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2810 }
|
|
|
2811 }
|
|
|
2812 /* When starting to edit a new file which does not have
|
|
|
2813 * encryption, clear the 'key' option, except when
|
|
|
2814 * starting up (called with -x argument) */
|
|
|
2815 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2816 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2817
|
|
|
2818 return cryptkey;
|
|
|
2819 }
|
|
|
2820 #endif
|
|
|
2821
|
|
|
2822 #ifdef UNIX
|
|
|
2823 static void
|
|
|
2824 set_file_time(fname, atime, mtime)
|
|
|
2825 char_u *fname;
|
|
|
2826 time_t atime; /* access time */
|
|
|
2827 time_t mtime; /* modification time */
|
|
|
2828 {
|
|
|
2829 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2830 struct utimbuf buf;
|
|
|
2831
|
|
|
2832 buf.actime = atime;
|
|
|
2833 buf.modtime = mtime;
|
|
|
2834 (void)utime((char *)fname, &buf);
|
|
|
2835 # else
|
|
|
2836 # if defined(HAVE_UTIMES)
|
|
|
2837 struct timeval tvp[2];
|
|
|
2838
|
|
|
2839 tvp[0].tv_sec = atime;
|
|
|
2840 tvp[0].tv_usec = 0;
|
|
|
2841 tvp[1].tv_sec = mtime;
|
|
|
2842 tvp[1].tv_usec = 0;
|
|
|
2843 # ifdef NeXT
|
|
|
2844 (void)utimes((char *)fname, tvp);
|
|
|
2845 # else
|
|
|
2846 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2847 # endif
|
|
|
2848 # endif
|
|
|
2849 # endif
|
|
|
2850 }
|
|
|
2851 #endif /* UNIX */
|
|
|
2852
|
|
22
|
2853 #if defined(VMS) && !defined(MIN)
|
|
|
2854 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2855 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2856 #endif
|
|
|
2857
|
|
7
|
2858 /*
|
|
1303
|
2859 * Return TRUE if a file appears to be read-only from the file permissions.
|
|
|
2860 */
|
|
|
2861 int
|
|
|
2862 check_file_readonly(fname, perm)
|
|
|
2863 char_u *fname; /* full path to file */
|
|
|
2864 int perm; /* known permissions on file */
|
|
|
2865 {
|
|
|
2866 #ifndef USE_MCH_ACCESS
|
|
|
2867 int fd = 0;
|
|
|
2868 #endif
|
|
|
2869
|
|
|
2870 return (
|
|
|
2871 #ifdef USE_MCH_ACCESS
|
|
|
2872 # ifdef UNIX
|
|
|
2873 (perm & 0222) == 0 ||
|
|
|
2874 # endif
|
|
|
2875 mch_access((char *)fname, W_OK)
|
|
|
2876 #else
|
|
|
2877 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
2878 ? TRUE : (close(fd), FALSE)
|
|
|
2879 #endif
|
|
|
2880 );
|
|
|
2881 }
|
|
|
2882
|
|
|
2883
|
|
|
2884 /*
|
|
589
|
2885 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2886 *
|
|
|
2887 * We do our own buffering here because fwrite() is so slow.
|
|
|
2888 *
|
|
589
|
2889 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2890 * In case of an error everything possible is done to restore the original
|
|
1698
|
2891 * file. But when "forceit" is TRUE, we risk losing it.
|
|
589
|
2892 *
|
|
|
2893 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2894 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2895 *
|
|
|
2896 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2897 *
|
|
|
2898 * return FAIL for failure, OK otherwise
|
|
|
2899 */
|
|
|
2900 int
|
|
|
2901 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2902 reset_changed, filtering)
|
|
|
2903 buf_T *buf;
|
|
|
2904 char_u *fname;
|
|
|
2905 char_u *sfname;
|
|
|
2906 linenr_T start, end;
|
|
|
2907 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2908 NULL! */
|
|
589
|
2909 int append; /* append to the file */
|
|
7
|
2910 int forceit;
|
|
|
2911 int reset_changed;
|
|
|
2912 int filtering;
|
|
|
2913 {
|
|
|
2914 int fd;
|
|
|
2915 char_u *backup = NULL;
|
|
|
2916 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2917 int dobackup;
|
|
|
2918 char_u *ffname;
|
|
|
2919 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2920 char_u *s;
|
|
|
2921 char_u *ptr;
|
|
|
2922 char_u c;
|
|
|
2923 int len;
|
|
|
2924 linenr_T lnum;
|
|
|
2925 long nchars;
|
|
|
2926 char_u *errmsg = NULL;
|
|
|
2927 char_u *errnum = NULL;
|
|
|
2928 char_u *buffer;
|
|
|
2929 char_u smallbuf[SMBUFSIZE];
|
|
|
2930 char_u *backup_ext;
|
|
|
2931 int bufsize;
|
|
|
2932 long perm; /* file permissions */
|
|
|
2933 int retval = OK;
|
|
|
2934 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2935 int msg_save = msg_scroll;
|
|
|
2936 int overwriting; /* TRUE if writing over original */
|
|
|
2937 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2938 int device = FALSE; /* writing to a device */
|
|
|
2939 struct stat st_old;
|
|
|
2940 int prev_got_int = got_int;
|
|
|
2941 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2942 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2943 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2944 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2945 #endif
|
|
|
2946 /* writing everything */
|
|
|
2947 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2948 #ifdef FEAT_AUTOCMD
|
|
|
2949 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2950 #endif
|
|
|
2951 int attr;
|
|
|
2952 int fileformat;
|
|
|
2953 int write_bin;
|
|
|
2954 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2955 #ifdef FEAT_MBYTE
|
|
|
2956 int converted = FALSE;
|
|
|
2957 int notconverted = FALSE;
|
|
|
2958 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2959 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2960 #endif
|
|
|
2961 #ifdef HAS_BW_FLAGS
|
|
|
2962 int wb_flags = 0;
|
|
|
2963 #endif
|
|
|
2964 #ifdef HAVE_ACL
|
|
|
2965 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2966 backup or new file */
|
|
|
2967 #endif
|
|
|
2968
|
|
|
2969 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2970 return FAIL;
|
|
|
2971
|
|
|
2972 /*
|
|
|
2973 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2974 * security reasons.
|
|
|
2975 */
|
|
|
2976 if (check_secure())
|
|
|
2977 return FAIL;
|
|
|
2978
|
|
|
2979 /* Avoid a crash for a long name. */
|
|
|
2980 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2981 {
|
|
|
2982 EMSG(_(e_longname));
|
|
|
2983 return FAIL;
|
|
|
2984 }
|
|
|
2985
|
|
|
2986 #ifdef FEAT_MBYTE
|
|
|
2987 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2988 write_info.bw_conv_buf = NULL;
|
|
|
2989 write_info.bw_conv_error = FALSE;
|
|
|
2990 write_info.bw_restlen = 0;
|
|
|
2991 # ifdef USE_ICONV
|
|
|
2992 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2993 # endif
|
|
|
2994 #endif
|
|
|
2995
|
|
167
|
2996 /* After writing a file changedtick changes but we don't want to display
|
|
|
2997 * the line. */
|
|
|
2998 ex_no_reprint = TRUE;
|
|
|
2999
|
|
7
|
3000 /*
|
|
|
3001 * If there is no file name yet, use the one for the written file.
|
|
|
3002 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
3003 * Don't do this when the write is for a filter command.
|
|
589
|
3004 * Don't do this when appending.
|
|
|
3005 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
3006 */
|
|
633
|
3007 if (buf->b_ffname == NULL
|
|
|
3008 && reset_changed
|
|
7
|
3009 && whole
|
|
|
3010 && buf == curbuf
|
|
236
|
3011 #ifdef FEAT_QUICKFIX
|
|
|
3012 && !bt_nofile(buf)
|
|
|
3013 #endif
|
|
7
|
3014 && !filtering
|
|
589
|
3015 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
3016 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
3017 {
|
|
633
|
3018 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
3019 return FAIL;
|
|
633
|
3020 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
3021 }
|
|
|
3022
|
|
|
3023 if (sfname == NULL)
|
|
|
3024 sfname = fname;
|
|
|
3025 /*
|
|
|
3026 * For Unix: Use the short file name whenever possible.
|
|
|
3027 * Avoids problems with networks and when directory names are changed.
|
|
|
3028 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
3029 * another directory, which we don't detect
|
|
|
3030 */
|
|
|
3031 ffname = fname; /* remember full fname */
|
|
|
3032 #ifdef UNIX
|
|
|
3033 fname = sfname;
|
|
|
3034 #endif
|
|
|
3035
|
|
|
3036 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
3037 overwriting = TRUE;
|
|
|
3038 else
|
|
|
3039 overwriting = FALSE;
|
|
|
3040
|
|
|
3041 if (exiting)
|
|
|
3042 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
3043
|
|
|
3044 ++no_wait_return; /* don't wait for return yet */
|
|
|
3045
|
|
|
3046 /*
|
|
|
3047 * Set '[ and '] marks to the lines to be written.
|
|
|
3048 */
|
|
|
3049 buf->b_op_start.lnum = start;
|
|
|
3050 buf->b_op_start.col = 0;
|
|
|
3051 buf->b_op_end.lnum = end;
|
|
|
3052 buf->b_op_end.col = 0;
|
|
|
3053
|
|
|
3054 #ifdef FEAT_AUTOCMD
|
|
|
3055 {
|
|
|
3056 aco_save_T aco;
|
|
|
3057 int buf_ffname = FALSE;
|
|
|
3058 int buf_sfname = FALSE;
|
|
|
3059 int buf_fname_f = FALSE;
|
|
|
3060 int buf_fname_s = FALSE;
|
|
|
3061 int did_cmd = FALSE;
|
|
17
|
3062 int nofile_err = FALSE;
|
|
161
|
3063 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
3064
|
|
|
3065 /*
|
|
|
3066 * Apply PRE aucocommands.
|
|
|
3067 * Set curbuf to the buffer to be written.
|
|
|
3068 * Careful: The autocommands may call buf_write() recursively!
|
|
|
3069 */
|
|
|
3070 if (ffname == buf->b_ffname)
|
|
|
3071 buf_ffname = TRUE;
|
|
|
3072 if (sfname == buf->b_sfname)
|
|
|
3073 buf_sfname = TRUE;
|
|
|
3074 if (fname == buf->b_ffname)
|
|
|
3075 buf_fname_f = TRUE;
|
|
|
3076 if (fname == buf->b_sfname)
|
|
|
3077 buf_fname_s = TRUE;
|
|
|
3078
|
|
|
3079 /* set curwin/curbuf to buf and save a few things */
|
|
|
3080 aucmd_prepbuf(&aco, buf);
|
|
|
3081
|
|
|
3082 if (append)
|
|
|
3083 {
|
|
|
3084 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
3085 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3086 {
|
|
635
|
3087 #ifdef FEAT_QUICKFIX
|
|
18
|
3088 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3089 nofile_err = TRUE;
|
|
|
3090 else
|
|
635
|
3091 #endif
|
|
17
|
3092 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
3093 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3094 }
|
|
7
|
3095 }
|
|
|
3096 else if (filtering)
|
|
|
3097 {
|
|
|
3098 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
3099 NULL, sfname, FALSE, curbuf, eap);
|
|
|
3100 }
|
|
|
3101 else if (reset_changed && whole)
|
|
|
3102 {
|
|
|
3103 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
3104 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3105 {
|
|
635
|
3106 #ifdef FEAT_QUICKFIX
|
|
179
|
3107 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3108 nofile_err = TRUE;
|
|
|
3109 else
|
|
635
|
3110 #endif
|
|
17
|
3111 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
3112 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3113 }
|
|
7
|
3114 }
|
|
|
3115 else
|
|
|
3116 {
|
|
|
3117 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
3118 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3119 {
|
|
635
|
3120 #ifdef FEAT_QUICKFIX
|
|
179
|
3121 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3122 nofile_err = TRUE;
|
|
|
3123 else
|
|
635
|
3124 #endif
|
|
17
|
3125 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
3126 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3127 }
|
|
7
|
3128 }
|
|
|
3129
|
|
|
3130 /* restore curwin/curbuf and a few other things */
|
|
|
3131 aucmd_restbuf(&aco);
|
|
|
3132
|
|
|
3133 /*
|
|
|
3134 * In three situations we return here and don't write the file:
|
|
|
3135 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
3136 * 2. The autocommands abort script processing.
|
|
|
3137 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
3138 */
|
|
|
3139 if (!buf_valid(buf))
|
|
|
3140 buf = NULL;
|
|
161
|
3141 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
3142 || did_cmd || nofile_err
|
|
|
3143 #ifdef FEAT_EVAL
|
|
|
3144 || aborting()
|
|
|
3145 #endif
|
|
|
3146 )
|
|
7
|
3147 {
|
|
|
3148 --no_wait_return;
|
|
|
3149 msg_scroll = msg_save;
|
|
17
|
3150 if (nofile_err)
|
|
|
3151 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
3152
|
|
532
|
3153 if (nofile_err
|
|
|
3154 #ifdef FEAT_EVAL
|
|
|
3155 || aborting()
|
|
|
3156 #endif
|
|
|
3157 )
|
|
7
|
3158 /* An aborting error, interrupt or exception in the
|
|
|
3159 * autocommands. */
|
|
|
3160 return FAIL;
|
|
|
3161 if (did_cmd)
|
|
|
3162 {
|
|
|
3163 if (buf == NULL)
|
|
|
3164 /* The buffer was deleted. We assume it was written
|
|
|
3165 * (can't retry anyway). */
|
|
|
3166 return OK;
|
|
|
3167 if (overwriting)
|
|
|
3168 {
|
|
|
3169 /* Assume the buffer was written, update the timestamp. */
|
|
|
3170 ml_timestamp(buf);
|
|
589
|
3171 if (append)
|
|
|
3172 buf->b_flags &= ~BF_NEW;
|
|
|
3173 else
|
|
|
3174 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
3175 }
|
|
589
|
3176 if (reset_changed && buf->b_changed && !append
|
|
39
|
3177 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
3178 /* Buffer still changed, the autocommands didn't work
|
|
|
3179 * properly. */
|
|
|
3180 return FAIL;
|
|
|
3181 return OK;
|
|
|
3182 }
|
|
|
3183 #ifdef FEAT_EVAL
|
|
|
3184 if (!aborting())
|
|
|
3185 #endif
|
|
|
3186 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
3187 return FAIL;
|
|
|
3188 }
|
|
|
3189
|
|
|
3190 /*
|
|
|
3191 * The autocommands may have changed the number of lines in the file.
|
|
|
3192 * When writing the whole file, adjust the end.
|
|
|
3193 * When writing part of the file, assume that the autocommands only
|
|
|
3194 * changed the number of lines that are to be written (tricky!).
|
|
|
3195 */
|
|
|
3196 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3197 {
|
|
|
3198 if (whole) /* write all */
|
|
|
3199 end = buf->b_ml.ml_line_count;
|
|
|
3200 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3201 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3202 else /* less lines */
|
|
|
3203 {
|
|
|
3204 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3205 if (end < start)
|
|
|
3206 {
|
|
|
3207 --no_wait_return;
|
|
|
3208 msg_scroll = msg_save;
|
|
|
3209 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3210 return FAIL;
|
|
|
3211 }
|
|
|
3212 }
|
|
|
3213 }
|
|
|
3214
|
|
|
3215 /*
|
|
|
3216 * The autocommands may have changed the name of the buffer, which may
|
|
|
3217 * be kept in fname, ffname and sfname.
|
|
|
3218 */
|
|
|
3219 if (buf_ffname)
|
|
|
3220 ffname = buf->b_ffname;
|
|
|
3221 if (buf_sfname)
|
|
|
3222 sfname = buf->b_sfname;
|
|
|
3223 if (buf_fname_f)
|
|
|
3224 fname = buf->b_ffname;
|
|
|
3225 if (buf_fname_s)
|
|
|
3226 fname = buf->b_sfname;
|
|
|
3227 }
|
|
|
3228 #endif
|
|
|
3229
|
|
|
3230 #ifdef FEAT_NETBEANS_INTG
|
|
|
3231 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3232 {
|
|
|
3233 if (whole)
|
|
|
3234 {
|
|
|
3235 /*
|
|
|
3236 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3237 * the buffer to NetBeans.
|
|
|
3238 */
|
|
|
3239 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3240 {
|
|
33
|
3241 --no_wait_return; /* may wait for return now */
|
|
|
3242 msg_scroll = msg_save;
|
|
|
3243 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3244 return retval;
|
|
|
3245 }
|
|
|
3246 else
|
|
|
3247 {
|
|
|
3248 errnum = (char_u *)"E656: ";
|
|
1653
|
3249 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers");
|
|
7
|
3250 buffer = NULL;
|
|
|
3251 goto fail;
|
|
|
3252 }
|
|
|
3253 }
|
|
|
3254 else
|
|
|
3255 {
|
|
|
3256 errnum = (char_u *)"E657: ";
|
|
|
3257 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3258 buffer = NULL;
|
|
|
3259 goto fail;
|
|
|
3260 }
|
|
|
3261 }
|
|
|
3262 #endif
|
|
|
3263
|
|
|
3264 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3265 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3266 else
|
|
|
3267 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3268 if (!filtering)
|
|
|
3269 filemess(buf,
|
|
|
3270 #ifndef UNIX
|
|
|
3271 sfname,
|
|
|
3272 #else
|
|
|
3273 fname,
|
|
|
3274 #endif
|
|
|
3275 (char_u *)"", 0); /* show that we are busy */
|
|
|
3276 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3277
|
|
|
3278 buffer = alloc(BUFSIZE);
|
|
|
3279 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3280 * one (to be able to write when out of
|
|
|
3281 * memory) */
|
|
|
3282 {
|
|
|
3283 buffer = smallbuf;
|
|
|
3284 bufsize = SMBUFSIZE;
|
|
|
3285 }
|
|
|
3286 else
|
|
|
3287 bufsize = BUFSIZE;
|
|
|
3288
|
|
|
3289 /*
|
|
|
3290 * Get information about original file (if there is one).
|
|
|
3291 */
|
|
|
3292 #if defined(UNIX) && !defined(ARCHIE)
|
|
1438
|
3293 st_old.st_dev = 0;
|
|
|
3294 st_old.st_ino = 0;
|
|
7
|
3295 perm = -1;
|
|
|
3296 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3297 newfile = TRUE;
|
|
|
3298 else
|
|
|
3299 {
|
|
|
3300 perm = st_old.st_mode;
|
|
|
3301 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3302 {
|
|
|
3303 if (S_ISDIR(st_old.st_mode))
|
|
|
3304 {
|
|
|
3305 errnum = (char_u *)"E502: ";
|
|
|
3306 errmsg = (char_u *)_("is a directory");
|
|
|
3307 goto fail;
|
|
|
3308 }
|
|
|
3309 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3310 {
|
|
|
3311 errnum = (char_u *)"E503: ";
|
|
|
3312 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3313 goto fail;
|
|
|
3314 }
|
|
|
3315 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3316 * but for which we can't make a backup. */
|
|
|
3317 device = TRUE;
|
|
|
3318 newfile = TRUE;
|
|
|
3319 perm = -1;
|
|
|
3320 }
|
|
|
3321 }
|
|
|
3322 #else /* !UNIX */
|
|
|
3323 /*
|
|
|
3324 * Check for a writable device name.
|
|
|
3325 */
|
|
|
3326 c = mch_nodetype(fname);
|
|
|
3327 if (c == NODE_OTHER)
|
|
|
3328 {
|
|
|
3329 errnum = (char_u *)"E503: ";
|
|
|
3330 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3331 goto fail;
|
|
|
3332 }
|
|
|
3333 if (c == NODE_WRITABLE)
|
|
|
3334 {
|
|
1004
|
3335 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3336 /* MS-Windows allows opening a device, but we will probably get stuck
|
|
|
3337 * trying to write to it. */
|
|
|
3338 if (!p_odev)
|
|
|
3339 {
|
|
|
3340 errnum = (char_u *)"E796: ";
|
|
|
3341 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option");
|
|
|
3342 goto fail;
|
|
|
3343 }
|
|
|
3344 # endif
|
|
7
|
3345 device = TRUE;
|
|
|
3346 newfile = TRUE;
|
|
|
3347 perm = -1;
|
|
|
3348 }
|
|
|
3349 else
|
|
|
3350 {
|
|
|
3351 perm = mch_getperm(fname);
|
|
|
3352 if (perm < 0)
|
|
|
3353 newfile = TRUE;
|
|
|
3354 else if (mch_isdir(fname))
|
|
|
3355 {
|
|
|
3356 errnum = (char_u *)"E502: ";
|
|
|
3357 errmsg = (char_u *)_("is a directory");
|
|
|
3358 goto fail;
|
|
|
3359 }
|
|
|
3360 if (overwriting)
|
|
|
3361 (void)mch_stat((char *)fname, &st_old);
|
|
|
3362 }
|
|
|
3363 #endif /* !UNIX */
|
|
|
3364
|
|
|
3365 if (!device && !newfile)
|
|
|
3366 {
|
|
|
3367 /*
|
|
|
3368 * Check if the file is really writable (when renaming the file to
|
|
|
3369 * make a backup we won't discover it later).
|
|
|
3370 */
|
|
1303
|
3371 file_readonly = check_file_readonly(fname, (int)perm);
|
|
|
3372
|
|
7
|
3373 if (!forceit && file_readonly)
|
|
|
3374 {
|
|
|
3375 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3376 {
|
|
|
3377 errnum = (char_u *)"E504: ";
|
|
|
3378 errmsg = (char_u *)_(err_readonly);
|
|
|
3379 }
|
|
|
3380 else
|
|
|
3381 {
|
|
|
3382 errnum = (char_u *)"E505: ";
|
|
|
3383 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3384 }
|
|
|
3385 goto fail;
|
|
|
3386 }
|
|
|
3387
|
|
|
3388 /*
|
|
|
3389 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3390 */
|
|
|
3391 if (overwriting)
|
|
|
3392 {
|
|
|
3393 retval = check_mtime(buf, &st_old);
|
|
|
3394 if (retval == FAIL)
|
|
|
3395 goto fail;
|
|
|
3396 }
|
|
|
3397 }
|
|
|
3398
|
|
|
3399 #ifdef HAVE_ACL
|
|
|
3400 /*
|
|
|
3401 * For systems that support ACL: get the ACL from the original file.
|
|
|
3402 */
|
|
|
3403 if (!newfile)
|
|
|
3404 acl = mch_get_acl(fname);
|
|
|
3405 #endif
|
|
|
3406
|
|
|
3407 /*
|
|
|
3408 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3409 */
|
|
|
3410 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3411 #ifdef FEAT_WILDIGN
|
|
|
3412 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3413 dobackup = FALSE;
|
|
|
3414 #endif
|
|
|
3415
|
|
|
3416 /*
|
|
|
3417 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3418 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3419 * abort it.
|
|
|
3420 */
|
|
|
3421 prev_got_int = got_int;
|
|
|
3422 got_int = FALSE;
|
|
|
3423
|
|
|
3424 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3425 buf->b_saving = TRUE;
|
|
|
3426
|
|
|
3427 /*
|
|
|
3428 * If we are not appending or filtering, the file exists, and the
|
|
|
3429 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3430 * When 'patchmode' is set also make a backup when appending.
|
|
|
3431 *
|
|
|
3432 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3433 * off. This helps when editing large files on almost-full disks.
|
|
|
3434 */
|
|
|
3435 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3436 {
|
|
|
3437 #if defined(UNIX) || defined(WIN32)
|
|
|
3438 struct stat st;
|
|
|
3439 #endif
|
|
|
3440
|
|
|
3441 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3442 backup_copy = TRUE;
|
|
|
3443 #if defined(UNIX) || defined(WIN32)
|
|
|
3444 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3445 {
|
|
|
3446 int i;
|
|
|
3447
|
|
|
3448 # ifdef UNIX
|
|
|
3449 /*
|
|
|
3450 * Don't rename the file when:
|
|
|
3451 * - it's a hard link
|
|
|
3452 * - it's a symbolic link
|
|
|
3453 * - we don't have write permission in the directory
|
|
|
3454 * - we can't set the owner/group of the new file
|
|
|
3455 */
|
|
|
3456 if (st_old.st_nlink > 1
|
|
|
3457 || mch_lstat((char *)fname, &st) < 0
|
|
|
3458 || st.st_dev != st_old.st_dev
|
|
557
|
3459 || st.st_ino != st_old.st_ino
|
|
|
3460 # ifndef HAVE_FCHOWN
|
|
|
3461 || st.st_uid != st_old.st_uid
|
|
|
3462 || st.st_gid != st_old.st_gid
|
|
|
3463 # endif
|
|
|
3464 )
|
|
7
|
3465 backup_copy = TRUE;
|
|
|
3466 else
|
|
696
|
3467 # else
|
|
|
3468 # ifdef WIN32
|
|
|
3469 /* On NTFS file systems hard links are possible. */
|
|
|
3470 if (mch_is_linked(fname))
|
|
|
3471 backup_copy = TRUE;
|
|
|
3472 else
|
|
|
3473 # endif
|
|
7
|
3474 # endif
|
|
|
3475 {
|
|
|
3476 /*
|
|
|
3477 * Check if we can create a file and set the owner/group to
|
|
|
3478 * the ones from the original file.
|
|
|
3479 * First find a file name that doesn't exist yet (use some
|
|
|
3480 * arbitrary numbers).
|
|
|
3481 */
|
|
|
3482 STRCPY(IObuff, fname);
|
|
|
3483 for (i = 4913; ; i += 123)
|
|
|
3484 {
|
|
|
3485 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3486 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3487 break;
|
|
|
3488 }
|
|
557
|
3489 fd = mch_open((char *)IObuff,
|
|
|
3490 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3491 if (fd < 0) /* can't write in directory */
|
|
|
3492 backup_copy = TRUE;
|
|
|
3493 else
|
|
|
3494 {
|
|
|
3495 # ifdef UNIX
|
|
557
|
3496 # ifdef HAVE_FCHOWN
|
|
1757
|
3497 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
3498 # endif
|
|
7
|
3499 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3500 || st.st_uid != st_old.st_uid
|
|
|
3501 || st.st_gid != st_old.st_gid
|
|
1877
|
3502 || (long)st.st_mode != perm)
|
|
7
|
3503 backup_copy = TRUE;
|
|
|
3504 # endif
|
|
567
|
3505 /* Close the file before removing it, on MS-Windows we
|
|
|
3506 * can't delete an open file. */
|
|
|
3507 close(fd);
|
|
7
|
3508 mch_remove(IObuff);
|
|
|
3509 }
|
|
|
3510 }
|
|
|
3511 }
|
|
|
3512
|
|
|
3513 # ifdef UNIX
|
|
|
3514 /*
|
|
|
3515 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3516 */
|
|
|
3517 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3518 {
|
|
|
3519 int lstat_res;
|
|
|
3520
|
|
|
3521 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3522
|
|
|
3523 /* Symlinks. */
|
|
|
3524 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3525 && lstat_res == 0
|
|
|
3526 && st.st_ino != st_old.st_ino)
|
|
|
3527 backup_copy = FALSE;
|
|
|
3528
|
|
|
3529 /* Hardlinks. */
|
|
|
3530 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3531 && st_old.st_nlink > 1
|
|
|
3532 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3533 backup_copy = FALSE;
|
|
|
3534 }
|
|
|
3535 #endif
|
|
|
3536
|
|
|
3537 #endif
|
|
|
3538
|
|
|
3539 /* make sure we have a valid backup extension to use */
|
|
|
3540 if (*p_bex == NUL)
|
|
|
3541 {
|
|
|
3542 #ifdef RISCOS
|
|
|
3543 backup_ext = (char_u *)"/bak";
|
|
|
3544 #else
|
|
|
3545 backup_ext = (char_u *)".bak";
|
|
|
3546 #endif
|
|
|
3547 }
|
|
|
3548 else
|
|
|
3549 backup_ext = p_bex;
|
|
|
3550
|
|
|
3551 if (backup_copy
|
|
|
3552 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3553 {
|
|
|
3554 int bfd;
|
|
|
3555 char_u *copybuf, *wp;
|
|
|
3556 int some_error = FALSE;
|
|
|
3557 struct stat st_new;
|
|
|
3558 char_u *dirp;
|
|
|
3559 char_u *rootname;
|
|
344
|
3560 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3561 int did_set_shortname;
|
|
|
3562 #endif
|
|
|
3563
|
|
|
3564 copybuf = alloc(BUFSIZE + 1);
|
|
|
3565 if (copybuf == NULL)
|
|
|
3566 {
|
|
|
3567 some_error = TRUE; /* out of memory */
|
|
|
3568 goto nobackup;
|
|
|
3569 }
|
|
|
3570
|
|
|
3571 /*
|
|
|
3572 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3573 *
|
|
|
3574 * Unix semantics has it, that we may have a writable file,
|
|
|
3575 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3576 * - the directory is not writable,
|
|
|
3577 * - the file may be a symbolic link,
|
|
|
3578 * - the file may belong to another user/group, etc.
|
|
|
3579 *
|
|
|
3580 * For these reasons, the existing writable file must be truncated
|
|
|
3581 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3582 */
|
|
|
3583 dirp = p_bdir;
|
|
|
3584 while (*dirp)
|
|
|
3585 {
|
|
|
3586 #ifdef UNIX
|
|
|
3587 st_new.st_ino = 0;
|
|
|
3588 st_new.st_dev = 0;
|
|
|
3589 st_new.st_gid = 0;
|
|
|
3590 #endif
|
|
|
3591
|
|
|
3592 /*
|
|
|
3593 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3594 */
|
|
|
3595 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3596 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3597 if (rootname == NULL)
|
|
|
3598 {
|
|
|
3599 some_error = TRUE; /* out of memory */
|
|
|
3600 goto nobackup;
|
|
|
3601 }
|
|
|
3602
|
|
344
|
3603 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3604 did_set_shortname = FALSE;
|
|
|
3605 #endif
|
|
|
3606
|
|
|
3607 /*
|
|
|
3608 * May try twice if 'shortname' not set.
|
|
|
3609 */
|
|
|
3610 for (;;)
|
|
|
3611 {
|
|
|
3612 /*
|
|
|
3613 * Make backup file name.
|
|
|
3614 */
|
|
|
3615 backup = buf_modname(
|
|
|
3616 #ifdef SHORT_FNAME
|
|
|
3617 TRUE,
|
|
|
3618 #else
|
|
|
3619 (buf->b_p_sn || buf->b_shortname),
|
|
|
3620 #endif
|
|
|
3621 rootname, backup_ext, FALSE);
|
|
|
3622 if (backup == NULL)
|
|
|
3623 {
|
|
|
3624 vim_free(rootname);
|
|
|
3625 some_error = TRUE; /* out of memory */
|
|
|
3626 goto nobackup;
|
|
|
3627 }
|
|
|
3628
|
|
|
3629 /*
|
|
|
3630 * Check if backup file already exists.
|
|
|
3631 */
|
|
|
3632 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3633 {
|
|
|
3634 #ifdef UNIX
|
|
|
3635 /*
|
|
|
3636 * Check if backup file is same as original file.
|
|
|
3637 * May happen when modname() gave the same file back.
|
|
|
3638 * E.g. silly link, or file name-length reached.
|
|
|
3639 * If we don't check here, we either ruin the file
|
|
|
3640 * when copying or erase it after writing. jw.
|
|
|
3641 */
|
|
|
3642 if (st_new.st_dev == st_old.st_dev
|
|
|
3643 && st_new.st_ino == st_old.st_ino)
|
|
|
3644 {
|
|
|
3645 vim_free(backup);
|
|
|
3646 backup = NULL; /* no backup file to delete */
|
|
|
3647 # ifndef SHORT_FNAME
|
|
|
3648 /*
|
|
|
3649 * may try again with 'shortname' set
|
|
|
3650 */
|
|
|
3651 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3652 {
|
|
|
3653 buf->b_shortname = TRUE;
|
|
|
3654 did_set_shortname = TRUE;
|
|
|
3655 continue;
|
|
|
3656 }
|
|
|
3657 /* setting shortname didn't help */
|
|
|
3658 if (did_set_shortname)
|
|
|
3659 buf->b_shortname = FALSE;
|
|
|
3660 # endif
|
|
|
3661 break;
|
|
|
3662 }
|
|
|
3663 #endif
|
|
|
3664
|
|
|
3665 /*
|
|
|
3666 * If we are not going to keep the backup file, don't
|
|
|
3667 * delete an existing one, try to use another name.
|
|
|
3668 * Change one character, just before the extension.
|
|
|
3669 */
|
|
|
3670 if (!p_bk)
|
|
|
3671 {
|
|
|
3672 wp = backup + STRLEN(backup) - 1
|
|
|
3673 - STRLEN(backup_ext);
|
|
|
3674 if (wp < backup) /* empty file name ??? */
|
|
|
3675 wp = backup;
|
|
|
3676 *wp = 'z';
|
|
|
3677 while (*wp > 'a'
|
|
|
3678 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3679 --*wp;
|
|
|
3680 /* They all exist??? Must be something wrong. */
|
|
|
3681 if (*wp == 'a')
|
|
|
3682 {
|
|
|
3683 vim_free(backup);
|
|
|
3684 backup = NULL;
|
|
|
3685 }
|
|
|
3686 }
|
|
|
3687 }
|
|
|
3688 break;
|
|
|
3689 }
|
|
|
3690 vim_free(rootname);
|
|
|
3691
|
|
|
3692 /*
|
|
|
3693 * Try to create the backup file
|
|
|
3694 */
|
|
|
3695 if (backup != NULL)
|
|
|
3696 {
|
|
|
3697 /* remove old backup, if present */
|
|
|
3698 mch_remove(backup);
|
|
|
3699 /* Open with O_EXCL to avoid the file being created while
|
|
|
3700 * we were sleeping (symlink hacker attack?) */
|
|
|
3701 bfd = mch_open((char *)backup,
|
|
557
|
3702 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3703 perm & 0777);
|
|
7
|
3704 if (bfd < 0)
|
|
|
3705 {
|
|
|
3706 vim_free(backup);
|
|
|
3707 backup = NULL;
|
|
|
3708 }
|
|
|
3709 else
|
|
|
3710 {
|
|
|
3711 /* set file protection same as original file, but
|
|
|
3712 * strip s-bit */
|
|
|
3713 (void)mch_setperm(backup, perm & 0777);
|
|
|
3714
|
|
|
3715 #ifdef UNIX
|
|
|
3716 /*
|
|
|
3717 * Try to set the group of the backup same as the
|
|
|
3718 * original file. If this fails, set the protection
|
|
|
3719 * bits for the group same as the protection bits for
|
|
|
3720 * others.
|
|
|
3721 */
|
|
557
|
3722 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3723 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3724 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3725 # endif
|
|
|
3726 )
|
|
|
3727 mch_setperm(backup,
|
|
|
3728 (perm & 0707) | ((perm & 07) << 3));
|
|
1583
|
3729 # ifdef HAVE_SELINUX
|
|
|
3730 mch_copy_sec(fname, backup);
|
|
|
3731 # endif
|
|
7
|
3732 #endif
|
|
|
3733
|
|
|
3734 /*
|
|
|
3735 * copy the file.
|
|
|
3736 */
|
|
|
3737 write_info.bw_fd = bfd;
|
|
|
3738 write_info.bw_buf = copybuf;
|
|
|
3739 #ifdef HAS_BW_FLAGS
|
|
|
3740 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3741 #endif
|
|
|
3742 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3743 BUFSIZE)) > 0)
|
|
|
3744 {
|
|
|
3745 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3746 {
|
|
|
3747 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3748 break;
|
|
|
3749 }
|
|
|
3750 ui_breakcheck();
|
|
|
3751 if (got_int)
|
|
|
3752 {
|
|
|
3753 errmsg = (char_u *)_(e_interr);
|
|
|
3754 break;
|
|
|
3755 }
|
|
|
3756 }
|
|
|
3757
|
|
|
3758 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3759 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3760 if (write_info.bw_len < 0)
|
|
|
3761 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3762 #ifdef UNIX
|
|
|
3763 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3764 #endif
|
|
|
3765 #ifdef HAVE_ACL
|
|
|
3766 mch_set_acl(backup, acl);
|
|
|
3767 #endif
|
|
1583
|
3768 #ifdef HAVE_SELINUX
|
|
|
3769 mch_copy_sec(fname, backup);
|
|
|
3770 #endif
|
|
7
|
3771 break;
|
|
|
3772 }
|
|
|
3773 }
|
|
|
3774 }
|
|
|
3775 nobackup:
|
|
|
3776 close(fd); /* ignore errors for closing read file */
|
|
|
3777 vim_free(copybuf);
|
|
|
3778
|
|
|
3779 if (backup == NULL && errmsg == NULL)
|
|
|
3780 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3781 /* ignore errors when forceit is TRUE */
|
|
|
3782 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3783 {
|
|
|
3784 retval = FAIL;
|
|
|
3785 goto fail;
|
|
|
3786 }
|
|
|
3787 errmsg = NULL;
|
|
|
3788 }
|
|
|
3789 else
|
|
|
3790 {
|
|
|
3791 char_u *dirp;
|
|
|
3792 char_u *p;
|
|
|
3793 char_u *rootname;
|
|
|
3794
|
|
|
3795 /*
|
|
|
3796 * Make a backup by renaming the original file.
|
|
|
3797 */
|
|
|
3798 /*
|
|
|
3799 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3800 * overwrite a read-only file. But rename may be possible
|
|
|
3801 * anyway, thus we need an extra check here.
|
|
|
3802 */
|
|
|
3803 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3804 {
|
|
|
3805 errnum = (char_u *)"E504: ";
|
|
|
3806 errmsg = (char_u *)_(err_readonly);
|
|
|
3807 goto fail;
|
|
|
3808 }
|
|
|
3809
|
|
|
3810 /*
|
|
|
3811 *
|
|
|
3812 * Form the backup file name - change path/fo.o.h to
|
|
|
3813 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3814 * that works is used.
|
|
|
3815 */
|
|
|
3816 dirp = p_bdir;
|
|
|
3817 while (*dirp)
|
|
|
3818 {
|
|
|
3819 /*
|
|
|
3820 * Isolate one directory name and make the backup file name.
|
|
|
3821 */
|
|
|
3822 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3823 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3824 if (rootname == NULL)
|
|
|
3825 backup = NULL;
|
|
|
3826 else
|
|
|
3827 {
|
|
|
3828 backup = buf_modname(
|
|
|
3829 #ifdef SHORT_FNAME
|
|
|
3830 TRUE,
|
|
|
3831 #else
|
|
|
3832 (buf->b_p_sn || buf->b_shortname),
|
|
|
3833 #endif
|
|
|
3834 rootname, backup_ext, FALSE);
|
|
|
3835 vim_free(rootname);
|
|
|
3836 }
|
|
|
3837
|
|
|
3838 if (backup != NULL)
|
|
|
3839 {
|
|
|
3840 /*
|
|
|
3841 * If we are not going to keep the backup file, don't
|
|
|
3842 * delete an existing one, try to use another name.
|
|
|
3843 * Change one character, just before the extension.
|
|
|
3844 */
|
|
|
3845 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3846 {
|
|
|
3847 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3848 if (p < backup) /* empty file name ??? */
|
|
|
3849 p = backup;
|
|
|
3850 *p = 'z';
|
|
|
3851 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3852 --*p;
|
|
|
3853 /* They all exist??? Must be something wrong! */
|
|
|
3854 if (*p == 'a')
|
|
|
3855 {
|
|
|
3856 vim_free(backup);
|
|
|
3857 backup = NULL;
|
|
|
3858 }
|
|
|
3859 }
|
|
|
3860 }
|
|
|
3861 if (backup != NULL)
|
|
|
3862 {
|
|
|
3863 /*
|
|
531
|
3864 * Delete any existing backup and move the current version
|
|
|
3865 * to the backup. For safety, we don't remove the backup
|
|
|
3866 * until the write has finished successfully. And if the
|
|
|
3867 * 'backup' option is set, leave it around.
|
|
7
|
3868 */
|
|
|
3869 /*
|
|
|
3870 * If the renaming of the original file to the backup file
|
|
|
3871 * works, quit here.
|
|
|
3872 */
|
|
|
3873 if (vim_rename(fname, backup) == 0)
|
|
|
3874 break;
|
|
|
3875
|
|
|
3876 vim_free(backup); /* don't do the rename below */
|
|
|
3877 backup = NULL;
|
|
|
3878 }
|
|
|
3879 }
|
|
|
3880 if (backup == NULL && !forceit)
|
|
|
3881 {
|
|
|
3882 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3883 goto fail;
|
|
|
3884 }
|
|
|
3885 }
|
|
|
3886 }
|
|
|
3887
|
|
|
3888 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3889 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3890 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3891 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3892 {
|
|
|
3893 perm |= 0200;
|
|
|
3894 (void)mch_setperm(fname, perm);
|
|
|
3895 made_writable = TRUE;
|
|
|
3896 }
|
|
|
3897 #endif
|
|
|
3898
|
|
819
|
3899 /* When using ":w!" and writing to the current file, 'readonly' makes no
|
|
164
|
3900 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3901 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3902 {
|
|
|
3903 buf->b_p_ro = FALSE;
|
|
|
3904 #ifdef FEAT_TITLE
|
|
|
3905 need_maketitle = TRUE; /* set window title later */
|
|
|
3906 #endif
|
|
|
3907 #ifdef FEAT_WINDOWS
|
|
|
3908 status_redraw_all(); /* redraw status lines later */
|
|
|
3909 #endif
|
|
|
3910 }
|
|
|
3911
|
|
|
3912 if (end > buf->b_ml.ml_line_count)
|
|
|
3913 end = buf->b_ml.ml_line_count;
|
|
|
3914 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3915 start = end + 1;
|
|
|
3916
|
|
|
3917 /*
|
|
|
3918 * If the original file is being overwritten, there is a small chance that
|
|
|
3919 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3920 * This makes all block numbers positive so that recovery does not need
|
|
|
3921 * the original file.
|
|
|
3922 * Don't do this if there is a backup file and we are exiting.
|
|
|
3923 */
|
|
39
|
3924 if (reset_changed && !newfile && overwriting
|
|
7
|
3925 && !(exiting && backup != NULL))
|
|
|
3926 {
|
|
|
3927 ml_preserve(buf, FALSE);
|
|
|
3928 if (got_int)
|
|
|
3929 {
|
|
|
3930 errmsg = (char_u *)_(e_interr);
|
|
|
3931 goto restore_backup;
|
|
|
3932 }
|
|
|
3933 }
|
|
|
3934
|
|
|
3935 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3936 /*
|
|
|
3937 * Before risking to lose the original file verify if there's
|
|
|
3938 * a resource fork to preserve, and if cannot be done warn
|
|
|
3939 * the users. This happens when overwriting without backups.
|
|
|
3940 */
|
|
|
3941 if (backup == NULL && overwriting && !append)
|
|
|
3942 if (mch_has_resource_fork(fname))
|
|
|
3943 {
|
|
|
3944 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3945 goto restore_backup;
|
|
|
3946 }
|
|
|
3947 #endif
|
|
|
3948
|
|
|
3949 #ifdef VMS
|
|
|
3950 vms_remove_version(fname); /* remove version */
|
|
|
3951 #endif
|
|
1651
|
3952 /* Default: write the file directly. May write to a temp file for
|
|
7
|
3953 * multi-byte conversion. */
|
|
|
3954 wfname = fname;
|
|
|
3955
|
|
|
3956 #ifdef FEAT_MBYTE
|
|
|
3957 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3958 if (eap != NULL && eap->force_enc != 0)
|
|
|
3959 {
|
|
|
3960 fenc = eap->cmd + eap->force_enc;
|
|
|
3961 fenc = enc_canonize(fenc);
|
|
|
3962 fenc_tofree = fenc;
|
|
|
3963 }
|
|
|
3964 else
|
|
|
3965 fenc = buf->b_p_fenc;
|
|
|
3966
|
|
|
3967 /*
|
|
|
3968 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3969 * 'fileencoding' differs from 'encoding'.
|
|
|
3970 */
|
|
|
3971 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3972
|
|
|
3973 /*
|
|
|
3974 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3975 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3976 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3977 */
|
|
|
3978 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3979 {
|
|
|
3980 wb_flags = get_fio_flags(fenc);
|
|
|
3981 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3982 {
|
|
|
3983 /* Need to allocate a buffer to translate into. */
|
|
|
3984 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3985 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3986 else /* FIO_UCS4 */
|
|
|
3987 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3988 write_info.bw_conv_buf
|
|
|
3989 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3990 if (write_info.bw_conv_buf == NULL)
|
|
|
3991 end = 0;
|
|
|
3992 }
|
|
|
3993 }
|
|
|
3994
|
|
|
3995 # ifdef WIN3264
|
|
|
3996 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3997 {
|
|
|
3998 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3999 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
4000 write_info.bw_conv_buf
|
|
|
4001 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4002 if (write_info.bw_conv_buf == NULL)
|
|
|
4003 end = 0;
|
|
|
4004 }
|
|
|
4005 # endif
|
|
|
4006
|
|
|
4007 # ifdef MACOS_X
|
|
|
4008 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
4009 {
|
|
|
4010 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
4011 write_info.bw_conv_buf
|
|
|
4012 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4013 if (write_info.bw_conv_buf == NULL)
|
|
|
4014 end = 0;
|
|
|
4015 }
|
|
|
4016 # endif
|
|
|
4017
|
|
|
4018 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
4019 if (converted && wb_flags == 0)
|
|
|
4020 {
|
|
|
4021 # ifdef USE_ICONV
|
|
|
4022 /*
|
|
|
4023 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
4024 * internally.
|
|
|
4025 */
|
|
|
4026 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
4027 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
4028 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4029 {
|
|
|
4030 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
4031 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
4032 write_info.bw_conv_buf
|
|
|
4033 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4034 if (write_info.bw_conv_buf == NULL)
|
|
|
4035 end = 0;
|
|
|
4036 write_info.bw_first = TRUE;
|
|
|
4037 }
|
|
|
4038 # ifdef FEAT_EVAL
|
|
|
4039 else
|
|
|
4040 # endif
|
|
|
4041 # endif
|
|
|
4042
|
|
|
4043 # ifdef FEAT_EVAL
|
|
|
4044 /*
|
|
|
4045 * When the file needs to be converted with 'charconvert' after
|
|
|
4046 * writing, write to a temp file instead and let the conversion
|
|
|
4047 * overwrite the original file.
|
|
|
4048 */
|
|
|
4049 if (*p_ccv != NUL)
|
|
|
4050 {
|
|
|
4051 wfname = vim_tempname('w');
|
|
|
4052 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
4053 {
|
|
|
4054 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
4055 goto restore_backup;
|
|
|
4056 }
|
|
|
4057 }
|
|
|
4058 # endif
|
|
|
4059 }
|
|
|
4060 # endif
|
|
|
4061 if (converted && wb_flags == 0
|
|
|
4062 # ifdef USE_ICONV
|
|
|
4063 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
4064 # endif
|
|
|
4065 # ifdef FEAT_EVAL
|
|
|
4066 && wfname == fname
|
|
|
4067 # endif
|
|
|
4068 )
|
|
|
4069 {
|
|
|
4070 if (!forceit)
|
|
|
4071 {
|
|
|
4072 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
4073 goto restore_backup;
|
|
|
4074 }
|
|
|
4075 notconverted = TRUE;
|
|
|
4076 }
|
|
|
4077 #endif
|
|
|
4078
|
|
|
4079 /*
|
|
|
4080 * Open the file "wfname" for writing.
|
|
|
4081 * We may try to open the file twice: If we can't write to the
|
|
|
4082 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
4083 * a new one. If this still fails we may have lost the original file!
|
|
|
4084 * (this may happen when the user reached his quotum for number of files).
|
|
|
4085 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
4086 */
|
|
|
4087 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
4088 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
4089 : (O_CREAT | O_TRUNC))
|
|
216
|
4090 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4091 {
|
|
|
4092 /*
|
|
|
4093 * A forced write will try to create a new file if the old one is
|
|
|
4094 * still readonly. This may also happen when the directory is
|
|
|
4095 * read-only. In that case the mch_remove() will fail.
|
|
|
4096 */
|
|
|
4097 if (errmsg == NULL)
|
|
|
4098 {
|
|
|
4099 #ifdef UNIX
|
|
|
4100 struct stat st;
|
|
|
4101
|
|
|
4102 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
4103 if ((!newfile && st_old.st_nlink > 1)
|
|
|
4104 || (mch_lstat((char *)fname, &st) == 0
|
|
|
4105 && (st.st_dev != st_old.st_dev
|
|
|
4106 || st.st_ino != st_old.st_ino)))
|
|
|
4107 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
4108 else
|
|
|
4109 #endif
|
|
|
4110 {
|
|
|
4111 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
4112 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
4113 && perm >= 0)
|
|
|
4114 {
|
|
|
4115 #ifdef UNIX
|
|
|
4116 /* we write to the file, thus it should be marked
|
|
|
4117 writable after all */
|
|
|
4118 if (!(perm & 0200))
|
|
|
4119 made_writable = TRUE;
|
|
|
4120 perm |= 0200;
|
|
|
4121 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
4122 perm &= 0777;
|
|
|
4123 #endif
|
|
|
4124 if (!append) /* don't remove when appending */
|
|
|
4125 mch_remove(wfname);
|
|
|
4126 continue;
|
|
|
4127 }
|
|
|
4128 }
|
|
|
4129 }
|
|
|
4130
|
|
|
4131 restore_backup:
|
|
|
4132 {
|
|
|
4133 struct stat st;
|
|
|
4134
|
|
|
4135 /*
|
|
|
4136 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
4137 * away. If we moved or removed the original file try to put the
|
|
|
4138 * backup in its place.
|
|
|
4139 */
|
|
|
4140 if (backup != NULL && wfname == fname)
|
|
|
4141 {
|
|
|
4142 if (backup_copy)
|
|
|
4143 {
|
|
|
4144 /*
|
|
|
4145 * There is a small chance that we removed the original,
|
|
|
4146 * try to move the copy in its place.
|
|
|
4147 * This may not work if the vim_rename() fails.
|
|
|
4148 * In that case we leave the copy around.
|
|
|
4149 */
|
|
|
4150 /* If file does not exist, put the copy in its place */
|
|
|
4151 if (mch_stat((char *)fname, &st) < 0)
|
|
|
4152 vim_rename(backup, fname);
|
|
|
4153 /* if original file does exist throw away the copy */
|
|
|
4154 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4155 mch_remove(backup);
|
|
|
4156 }
|
|
|
4157 else
|
|
|
4158 {
|
|
|
4159 /* try to put the original file back */
|
|
|
4160 vim_rename(backup, fname);
|
|
|
4161 }
|
|
|
4162 }
|
|
|
4163
|
|
|
4164 /* if original file no longer exists give an extra warning */
|
|
|
4165 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
4166 end = 0;
|
|
|
4167 }
|
|
|
4168
|
|
|
4169 #ifdef FEAT_MBYTE
|
|
|
4170 if (wfname != fname)
|
|
|
4171 vim_free(wfname);
|
|
|
4172 #endif
|
|
|
4173 goto fail;
|
|
|
4174 }
|
|
|
4175 errmsg = NULL;
|
|
|
4176
|
|
|
4177 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
4178 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4179 /*
|
|
|
4180 * On macintosh copy the original files attributes (i.e. the backup)
|
|
1201
|
4181 * This is done in order to preserve the resource fork and the
|
|
|
4182 * Finder attribute (label, comments, custom icons, file creator)
|
|
7
|
4183 */
|
|
|
4184 if (backup != NULL && overwriting && !append)
|
|
|
4185 {
|
|
|
4186 if (backup_copy)
|
|
|
4187 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
4188 else
|
|
|
4189 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
4190 }
|
|
|
4191
|
|
|
4192 if (!overwriting && !append)
|
|
|
4193 {
|
|
|
4194 if (buf->b_ffname != NULL)
|
|
|
4195 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
1201
|
4196 /* Should copy resource fork */
|
|
7
|
4197 }
|
|
|
4198 #endif
|
|
|
4199
|
|
|
4200 write_info.bw_fd = fd;
|
|
|
4201
|
|
|
4202 #ifdef FEAT_CRYPT
|
|
|
4203 if (*buf->b_p_key && !filtering)
|
|
|
4204 {
|
|
|
4205 crypt_init_keys(buf->b_p_key);
|
|
|
4206 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
4207 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
4208 * conversion when needed. */
|
|
|
4209 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4210 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4211 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4212 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4213 end = 0;
|
|
|
4214 wb_flags |= FIO_ENCRYPTED;
|
|
|
4215 }
|
|
|
4216 #endif
|
|
|
4217
|
|
|
4218 write_info.bw_buf = buffer;
|
|
|
4219 nchars = 0;
|
|
|
4220
|
|
|
4221 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4222 if (eap != NULL && eap->force_bin != 0)
|
|
|
4223 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4224 else
|
|
|
4225 write_bin = buf->b_p_bin;
|
|
|
4226
|
|
|
4227 #ifdef FEAT_MBYTE
|
|
|
4228 /*
|
|
|
4229 * The BOM is written just after the encryption magic number.
|
|
24
|
4230 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4231 * sense at the start of the file.
|
|
7
|
4232 */
|
|
24
|
4233 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4234 {
|
|
|
4235 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4236 if (write_info.bw_len > 0)
|
|
|
4237 {
|
|
|
4238 /* don't convert, do encryption */
|
|
|
4239 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4240 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4241 end = 0;
|
|
|
4242 else
|
|
|
4243 nchars += write_info.bw_len;
|
|
|
4244 }
|
|
|
4245 }
|
|
|
4246 #endif
|
|
|
4247
|
|
|
4248 write_info.bw_len = bufsize;
|
|
|
4249 #ifdef HAS_BW_FLAGS
|
|
|
4250 write_info.bw_flags = wb_flags;
|
|
|
4251 #endif
|
|
|
4252 fileformat = get_fileformat_force(buf, eap);
|
|
|
4253 s = buffer;
|
|
|
4254 len = 0;
|
|
|
4255 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4256 {
|
|
|
4257 /*
|
|
|
4258 * The next while loop is done once for each character written.
|
|
|
4259 * Keep it fast!
|
|
|
4260 */
|
|
|
4261 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4262 while ((c = *++ptr) != NUL)
|
|
|
4263 {
|
|
|
4264 if (c == NL)
|
|
|
4265 *s = NUL; /* replace newlines with NULs */
|
|
|
4266 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4267 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4268 else
|
|
|
4269 *s = c;
|
|
|
4270 ++s;
|
|
|
4271 if (++len != bufsize)
|
|
|
4272 continue;
|
|
|
4273 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4274 {
|
|
|
4275 end = 0; /* write error: break loop */
|
|
|
4276 break;
|
|
|
4277 }
|
|
|
4278 nchars += bufsize;
|
|
|
4279 s = buffer;
|
|
|
4280 len = 0;
|
|
|
4281 }
|
|
|
4282 /* write failed or last line has no EOL: stop here */
|
|
|
4283 if (end == 0
|
|
|
4284 || (lnum == end
|
|
|
4285 && write_bin
|
|
|
4286 && (lnum == write_no_eol_lnum
|
|
|
4287 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4288 {
|
|
|
4289 ++lnum; /* written the line, count it */
|
|
|
4290 no_eol = TRUE;
|
|
|
4291 break;
|
|
|
4292 }
|
|
|
4293 if (fileformat == EOL_UNIX)
|
|
|
4294 *s++ = NL;
|
|
|
4295 else
|
|
|
4296 {
|
|
|
4297 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4298 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4299 {
|
|
|
4300 if (++len == bufsize)
|
|
|
4301 {
|
|
|
4302 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4303 {
|
|
|
4304 end = 0; /* write error: break loop */
|
|
|
4305 break;
|
|
|
4306 }
|
|
|
4307 nchars += bufsize;
|
|
|
4308 s = buffer;
|
|
|
4309 len = 0;
|
|
|
4310 }
|
|
|
4311 *s++ = NL;
|
|
|
4312 }
|
|
|
4313 }
|
|
|
4314 if (++len == bufsize && end)
|
|
|
4315 {
|
|
|
4316 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4317 {
|
|
|
4318 end = 0; /* write error: break loop */
|
|
|
4319 break;
|
|
|
4320 }
|
|
|
4321 nchars += bufsize;
|
|
|
4322 s = buffer;
|
|
|
4323 len = 0;
|
|
|
4324
|
|
|
4325 ui_breakcheck();
|
|
|
4326 if (got_int)
|
|
|
4327 {
|
|
|
4328 end = 0; /* Interrupted, break loop */
|
|
|
4329 break;
|
|
|
4330 }
|
|
|
4331 }
|
|
|
4332 #ifdef VMS
|
|
|
4333 /*
|
|
|
4334 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4335 * at a time. Fix it by writing a line at a time.
|
|
|
4336 * This is much slower!
|
|
22
|
4337 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4338 * structures end with a newline (carriage return) character, and if
|
|
|
4339 * they don't it adds one.
|
|
|
4340 * With other RMS structures it works perfect without this fix.
|
|
7
|
4341 */
|
|
1431
|
4342 if (buf->b_fab_rfm == FAB$C_VFC
|
|
|
4343 || ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0))
|
|
22
|
4344 {
|
|
|
4345 int b2write;
|
|
|
4346
|
|
|
4347 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4348 ? MIN(4096, bufsize)
|
|
|
4349 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4350
|
|
|
4351 b2write = len;
|
|
|
4352 while (b2write > 0)
|
|
7
|
4353 {
|
|
22
|
4354 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4355 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4356 {
|
|
|
4357 end = 0;
|
|
|
4358 break;
|
|
|
4359 }
|
|
|
4360 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4361 }
|
|
|
4362 write_info.bw_len = bufsize;
|
|
|
4363 nchars += len;
|
|
|
4364 s = buffer;
|
|
|
4365 len = 0;
|
|
|
4366 }
|
|
|
4367 #endif
|
|
|
4368 }
|
|
|
4369 if (len > 0 && end > 0)
|
|
|
4370 {
|
|
|
4371 write_info.bw_len = len;
|
|
|
4372 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4373 end = 0; /* write error */
|
|
|
4374 nchars += len;
|
|
|
4375 }
|
|
|
4376
|
|
|
4377 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4378 /* On many journalling file systems there is a bug that causes both the
|
|
|
4379 * original and the backup file to be lost when halting the system right
|
|
|
4380 * after writing the file. That's because only the meta-data is
|
|
|
4381 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4382 * been written to disk and we don't lose it.
|
|
|
4383 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4384 * (could be a pipe).
|
|
|
4385 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4386 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4387 {
|
|
|
4388 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4389 end = 0;
|
|
|
4390 }
|
|
|
4391 #endif
|
|
|
4392
|
|
1583
|
4393 #ifdef HAVE_SELINUX
|
|
|
4394 /* Probably need to set the security context. */
|
|
|
4395 if (!backup_copy)
|
|
|
4396 mch_copy_sec(backup, wfname);
|
|
|
4397 #endif
|
|
|
4398
|
|
557
|
4399 #ifdef UNIX
|
|
|
4400 /* When creating a new file, set its owner/group to that of the original
|
|
|
4401 * file. Get the new device and inode number. */
|
|
|
4402 if (backup != NULL && !backup_copy)
|
|
|
4403 {
|
|
|
4404 # ifdef HAVE_FCHOWN
|
|
|
4405 struct stat st;
|
|
|
4406
|
|
|
4407 /* don't change the owner when it's already OK, some systems remove
|
|
|
4408 * permission or ACL stuff */
|
|
|
4409 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4410 || st.st_uid != st_old.st_uid
|
|
|
4411 || st.st_gid != st_old.st_gid)
|
|
|
4412 {
|
|
1757
|
4413 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
4414 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4415 (void)mch_setperm(wfname, perm);
|
|
|
4416 }
|
|
|
4417 # endif
|
|
|
4418 buf_setino(buf);
|
|
|
4419 }
|
|
1873
|
4420 else if (!buf->b_dev_valid)
|
|
617
|
4421 /* Set the inode when creating a new file. */
|
|
|
4422 buf_setino(buf);
|
|
557
|
4423 #endif
|
|
|
4424
|
|
7
|
4425 if (close(fd) != 0)
|
|
|
4426 {
|
|
|
4427 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4428 end = 0;
|
|
|
4429 }
|
|
|
4430
|
|
|
4431 #ifdef UNIX
|
|
|
4432 if (made_writable)
|
|
|
4433 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4434 #endif
|
|
|
4435 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4436 (void)mch_setperm(wfname, perm);
|
|
|
4437 #ifdef RISCOS
|
|
|
4438 if (!append && !filtering)
|
|
|
4439 /* Set the filetype after writing the file. */
|
|
|
4440 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4441 #endif
|
|
|
4442 #ifdef HAVE_ACL
|
|
|
4443 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4444 * ACL on a file the user doesn't own). */
|
|
|
4445 if (!backup_copy)
|
|
|
4446 mch_set_acl(wfname, acl);
|
|
|
4447 #endif
|
|
|
4448
|
|
|
4449
|
|
|
4450 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4451 if (wfname != fname)
|
|
|
4452 {
|
|
|
4453 /*
|
|
|
4454 * The file was written to a temp file, now it needs to be converted
|
|
|
4455 * with 'charconvert' to (overwrite) the output file.
|
|
|
4456 */
|
|
|
4457 if (end != 0)
|
|
|
4458 {
|
|
|
4459 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4460 wfname, fname) == FAIL)
|
|
|
4461 {
|
|
|
4462 write_info.bw_conv_error = TRUE;
|
|
|
4463 end = 0;
|
|
|
4464 }
|
|
|
4465 }
|
|
|
4466 mch_remove(wfname);
|
|
|
4467 vim_free(wfname);
|
|
|
4468 }
|
|
|
4469 #endif
|
|
|
4470
|
|
|
4471 if (end == 0)
|
|
|
4472 {
|
|
|
4473 if (errmsg == NULL)
|
|
|
4474 {
|
|
|
4475 #ifdef FEAT_MBYTE
|
|
|
4476 if (write_info.bw_conv_error)
|
|
26
|
4477 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4478 else
|
|
|
4479 #endif
|
|
|
4480 if (got_int)
|
|
|
4481 errmsg = (char_u *)_(e_interr);
|
|
|
4482 else
|
|
|
4483 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4484 }
|
|
|
4485
|
|
|
4486 /*
|
|
|
4487 * If we have a backup file, try to put it in place of the new file,
|
|
1698
|
4488 * because the new file is probably corrupt. This avoids losing the
|
|
7
|
4489 * original file when trying to make a backup when writing the file a
|
|
|
4490 * second time.
|
|
|
4491 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4492 * file. Otherwise rename the backup file.
|
|
|
4493 * If this is OK, don't give the extra warning message.
|
|
|
4494 */
|
|
|
4495 if (backup != NULL)
|
|
|
4496 {
|
|
|
4497 if (backup_copy)
|
|
|
4498 {
|
|
|
4499 /* This may take a while, if we were interrupted let the user
|
|
|
4500 * know we got the message. */
|
|
|
4501 if (got_int)
|
|
|
4502 {
|
|
|
4503 MSG(_(e_interr));
|
|
|
4504 out_flush();
|
|
|
4505 }
|
|
|
4506 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4507 {
|
|
|
4508 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4509 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4510 perm & 0777)) >= 0)
|
|
7
|
4511 {
|
|
|
4512 /* copy the file. */
|
|
|
4513 write_info.bw_buf = smallbuf;
|
|
|
4514 #ifdef HAS_BW_FLAGS
|
|
|
4515 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4516 #endif
|
|
|
4517 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4518 SMBUFSIZE)) > 0)
|
|
|
4519 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4520 break;
|
|
|
4521
|
|
|
4522 if (close(write_info.bw_fd) >= 0
|
|
|
4523 && write_info.bw_len == 0)
|
|
|
4524 end = 1; /* success */
|
|
|
4525 }
|
|
|
4526 close(fd); /* ignore errors for closing read file */
|
|
|
4527 }
|
|
|
4528 }
|
|
|
4529 else
|
|
|
4530 {
|
|
|
4531 if (vim_rename(backup, fname) == 0)
|
|
|
4532 end = 1;
|
|
|
4533 }
|
|
|
4534 }
|
|
|
4535 goto fail;
|
|
|
4536 }
|
|
|
4537
|
|
|
4538 lnum -= start; /* compute number of written lines */
|
|
|
4539 --no_wait_return; /* may wait for return now */
|
|
|
4540
|
|
|
4541 #if !(defined(UNIX) || defined(VMS))
|
|
|
4542 fname = sfname; /* use shortname now, for the messages */
|
|
|
4543 #endif
|
|
|
4544 if (!filtering)
|
|
|
4545 {
|
|
|
4546 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4547 c = FALSE;
|
|
|
4548 #ifdef FEAT_MBYTE
|
|
|
4549 if (write_info.bw_conv_error)
|
|
|
4550 {
|
|
|
4551 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4552 c = TRUE;
|
|
|
4553 }
|
|
|
4554 else if (notconverted)
|
|
|
4555 {
|
|
|
4556 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4557 c = TRUE;
|
|
|
4558 }
|
|
|
4559 else if (converted)
|
|
|
4560 {
|
|
|
4561 STRCAT(IObuff, _("[converted]"));
|
|
|
4562 c = TRUE;
|
|
|
4563 }
|
|
|
4564 #endif
|
|
|
4565 if (device)
|
|
|
4566 {
|
|
|
4567 STRCAT(IObuff, _("[Device]"));
|
|
|
4568 c = TRUE;
|
|
|
4569 }
|
|
|
4570 else if (newfile)
|
|
|
4571 {
|
|
|
4572 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4573 c = TRUE;
|
|
|
4574 }
|
|
|
4575 if (no_eol)
|
|
|
4576 {
|
|
|
4577 msg_add_eol();
|
|
|
4578 c = TRUE;
|
|
|
4579 }
|
|
|
4580 /* may add [unix/dos/mac] */
|
|
|
4581 if (msg_add_fileformat(fileformat))
|
|
|
4582 c = TRUE;
|
|
|
4583 #ifdef FEAT_CRYPT
|
|
|
4584 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4585 {
|
|
|
4586 STRCAT(IObuff, _("[crypted]"));
|
|
|
4587 c = TRUE;
|
|
|
4588 }
|
|
|
4589 #endif
|
|
|
4590 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4591 if (!shortmess(SHM_WRITE))
|
|
|
4592 {
|
|
|
4593 if (append)
|
|
|
4594 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4595 else
|
|
|
4596 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4597 }
|
|
|
4598
|
|
679
|
4599 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0), 0);
|
|
7
|
4600 }
|
|
|
4601
|
|
39
|
4602 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4603 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4604 if (reset_changed && whole && !append
|
|
7
|
4605 #ifdef FEAT_MBYTE
|
|
|
4606 && !write_info.bw_conv_error
|
|
|
4607 #endif
|
|
39
|
4608 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4609 )
|
|
7
|
4610 {
|
|
|
4611 unchanged(buf, TRUE);
|
|
|
4612 u_unchanged(buf);
|
|
|
4613 }
|
|
|
4614
|
|
|
4615 /*
|
|
|
4616 * If written to the current file, update the timestamp of the swap file
|
|
|
4617 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4618 */
|
|
|
4619 if (overwriting)
|
|
|
4620 {
|
|
|
4621 ml_timestamp(buf);
|
|
589
|
4622 if (append)
|
|
|
4623 buf->b_flags &= ~BF_NEW;
|
|
|
4624 else
|
|
|
4625 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4626 }
|
|
|
4627
|
|
|
4628 /*
|
|
|
4629 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4630 * the backup file our 'original' file.
|
|
|
4631 */
|
|
|
4632 if (*p_pm && dobackup)
|
|
|
4633 {
|
|
|
4634 char *org = (char *)buf_modname(
|
|
|
4635 #ifdef SHORT_FNAME
|
|
|
4636 TRUE,
|
|
|
4637 #else
|
|
|
4638 (buf->b_p_sn || buf->b_shortname),
|
|
|
4639 #endif
|
|
|
4640 fname, p_pm, FALSE);
|
|
|
4641
|
|
|
4642 if (backup != NULL)
|
|
|
4643 {
|
|
|
4644 struct stat st;
|
|
|
4645
|
|
|
4646 /*
|
|
|
4647 * If the original file does not exist yet
|
|
|
4648 * the current backup file becomes the original file
|
|
|
4649 */
|
|
|
4650 if (org == NULL)
|
|
|
4651 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4652 else if (mch_stat(org, &st) < 0)
|
|
|
4653 {
|
|
|
4654 vim_rename(backup, (char_u *)org);
|
|
|
4655 vim_free(backup); /* don't delete the file */
|
|
|
4656 backup = NULL;
|
|
|
4657 #ifdef UNIX
|
|
|
4658 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4659 #endif
|
|
|
4660 }
|
|
|
4661 }
|
|
|
4662 /*
|
|
|
4663 * If there is no backup file, remember that a (new) file was
|
|
|
4664 * created.
|
|
|
4665 */
|
|
|
4666 else
|
|
|
4667 {
|
|
|
4668 int empty_fd;
|
|
|
4669
|
|
|
4670 if (org == NULL
|
|
557
|
4671 || (empty_fd = mch_open(org,
|
|
|
4672 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4673 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4674 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4675 else
|
|
|
4676 close(empty_fd);
|
|
|
4677 }
|
|
|
4678 if (org != NULL)
|
|
|
4679 {
|
|
|
4680 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4681 vim_free(org);
|
|
|
4682 }
|
|
|
4683 }
|
|
|
4684
|
|
|
4685 /*
|
|
|
4686 * Remove the backup unless 'backup' option is set
|
|
|
4687 */
|
|
|
4688 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4689 EMSG(_("E207: Can't delete backup file"));
|
|
|
4690
|
|
|
4691 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4692 if (usingSunWorkShop)
|
|
|
4693 workshop_file_saved((char *) ffname);
|
|
|
4694 #endif
|
|
|
4695
|
|
|
4696 goto nofail;
|
|
|
4697
|
|
|
4698 /*
|
|
|
4699 * Finish up. We get here either after failure or success.
|
|
|
4700 */
|
|
|
4701 fail:
|
|
|
4702 --no_wait_return; /* may wait for return now */
|
|
|
4703 nofail:
|
|
|
4704
|
|
|
4705 /* Done saving, we accept changed buffer warnings again */
|
|
|
4706 buf->b_saving = FALSE;
|
|
|
4707
|
|
|
4708 vim_free(backup);
|
|
|
4709 if (buffer != smallbuf)
|
|
|
4710 vim_free(buffer);
|
|
|
4711 #ifdef FEAT_MBYTE
|
|
|
4712 vim_free(fenc_tofree);
|
|
|
4713 vim_free(write_info.bw_conv_buf);
|
|
|
4714 # ifdef USE_ICONV
|
|
|
4715 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4716 {
|
|
|
4717 iconv_close(write_info.bw_iconv_fd);
|
|
|
4718 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4719 }
|
|
|
4720 # endif
|
|
|
4721 #endif
|
|
|
4722 #ifdef HAVE_ACL
|
|
|
4723 mch_free_acl(acl);
|
|
|
4724 #endif
|
|
|
4725
|
|
|
4726 if (errmsg != NULL)
|
|
|
4727 {
|
|
835
|
4728 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0;
|
|
7
|
4729
|
|
|
4730 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4731 msg_add_fname(buf,
|
|
|
4732 #ifndef UNIX
|
|
|
4733 sfname
|
|
|
4734 #else
|
|
|
4735 fname
|
|
|
4736 #endif
|
|
|
4737 ); /* put file name in IObuff with quotes */
|
|
|
4738 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4739 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4740 /* If the error message has the form "is ...", put the error number in
|
|
|
4741 * front of the file name. */
|
|
|
4742 if (errnum != NULL)
|
|
|
4743 {
|
|
1620
|
4744 STRMOVE(IObuff + numlen, IObuff);
|
|
7
|
4745 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4746 }
|
|
|
4747 STRCAT(IObuff, errmsg);
|
|
|
4748 emsg(IObuff);
|
|
|
4749
|
|
|
4750 retval = FAIL;
|
|
|
4751 if (end == 0)
|
|
|
4752 {
|
|
|
4753 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4754 attr | MSG_HIST);
|
|
|
4755 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4756 attr | MSG_HIST);
|
|
|
4757
|
|
|
4758 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4759 * prompt when writing again. */
|
|
|
4760 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4761 {
|
|
|
4762 buf_store_time(buf, &st_old, fname);
|
|
|
4763 buf->b_mtime_read = buf->b_mtime;
|
|
|
4764 }
|
|
|
4765 }
|
|
|
4766 }
|
|
|
4767 msg_scroll = msg_save;
|
|
|
4768
|
|
|
4769 #ifdef FEAT_AUTOCMD
|
|
|
4770 #ifdef FEAT_EVAL
|
|
|
4771 if (!should_abort(retval))
|
|
|
4772 #else
|
|
|
4773 if (!got_int)
|
|
|
4774 #endif
|
|
|
4775 {
|
|
|
4776 aco_save_T aco;
|
|
|
4777
|
|
|
4778 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4779
|
|
|
4780 /*
|
|
|
4781 * Apply POST autocommands.
|
|
|
4782 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4783 */
|
|
|
4784 aucmd_prepbuf(&aco, buf);
|
|
|
4785
|
|
|
4786 if (append)
|
|
|
4787 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4788 FALSE, curbuf, eap);
|
|
|
4789 else if (filtering)
|
|
|
4790 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4791 FALSE, curbuf, eap);
|
|
|
4792 else if (reset_changed && whole)
|
|
|
4793 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4794 FALSE, curbuf, eap);
|
|
|
4795 else
|
|
|
4796 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4797 FALSE, curbuf, eap);
|
|
|
4798
|
|
|
4799 /* restore curwin/curbuf and a few other things */
|
|
|
4800 aucmd_restbuf(&aco);
|
|
|
4801
|
|
|
4802 #ifdef FEAT_EVAL
|
|
|
4803 if (aborting()) /* autocmds may abort script processing */
|
|
|
4804 retval = FALSE;
|
|
|
4805 #endif
|
|
|
4806 }
|
|
|
4807 #endif
|
|
|
4808
|
|
|
4809 got_int |= prev_got_int;
|
|
|
4810
|
|
|
4811 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4812 /* Update machine specific information. */
|
|
|
4813 mch_post_buffer_write(buf);
|
|
|
4814 #endif
|
|
|
4815 return retval;
|
|
|
4816 }
|
|
|
4817
|
|
|
4818 /*
|
|
633
|
4819 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4820 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4821 */
|
|
|
4822 static int
|
|
|
4823 set_rw_fname(fname, sfname)
|
|
|
4824 char_u *fname;
|
|
|
4825 char_u *sfname;
|
|
|
4826 {
|
|
|
4827 #ifdef FEAT_AUTOCMD
|
|
1905
|
4828 buf_T *buf = curbuf;
|
|
|
4829
|
|
633
|
4830 /* It's like the unnamed buffer is deleted.... */
|
|
|
4831 if (curbuf->b_p_bl)
|
|
|
4832 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4833 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4834 # ifdef FEAT_EVAL
|
|
|
4835 if (aborting()) /* autocmds may abort script processing */
|
|
|
4836 return FAIL;
|
|
|
4837 # endif
|
|
1905
|
4838 if (curbuf != buf)
|
|
|
4839 {
|
|
|
4840 /* We are in another buffer now, don't do the renaming. */
|
|
|
4841 EMSG(_(e_auchangedbuf));
|
|
|
4842 return FAIL;
|
|
|
4843 }
|
|
633
|
4844 #endif
|
|
|
4845
|
|
|
4846 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4847 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4848
|
|
|
4849 #ifdef FEAT_AUTOCMD
|
|
|
4850 /* ....and a new named one is created */
|
|
|
4851 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4852 if (curbuf->b_p_bl)
|
|
|
4853 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4854 # ifdef FEAT_EVAL
|
|
|
4855 if (aborting()) /* autocmds may abort script processing */
|
|
|
4856 return FAIL;
|
|
|
4857 # endif
|
|
|
4858
|
|
|
4859 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4860 if (*curbuf->b_p_ft == NUL)
|
|
|
4861 {
|
|
819
|
4862 if (au_has_group((char_u *)"filetypedetect"))
|
|
676
|
4863 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE);
|
|
717
|
4864 do_modelines(0);
|
|
633
|
4865 }
|
|
|
4866 #endif
|
|
|
4867
|
|
|
4868 return OK;
|
|
|
4869 }
|
|
|
4870
|
|
|
4871 /*
|
|
7
|
4872 * Put file name into IObuff with quotes.
|
|
|
4873 */
|
|
33
|
4874 void
|
|
7
|
4875 msg_add_fname(buf, fname)
|
|
|
4876 buf_T *buf;
|
|
|
4877 char_u *fname;
|
|
|
4878 {
|
|
|
4879 if (fname == NULL)
|
|
|
4880 fname = (char_u *)"-stdin-";
|
|
|
4881 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4882 IObuff[0] = '"';
|
|
|
4883 STRCAT(IObuff, "\" ");
|
|
|
4884 }
|
|
|
4885
|
|
|
4886 /*
|
|
|
4887 * Append message for text mode to IObuff.
|
|
|
4888 * Return TRUE if something appended.
|
|
|
4889 */
|
|
|
4890 static int
|
|
|
4891 msg_add_fileformat(eol_type)
|
|
|
4892 int eol_type;
|
|
|
4893 {
|
|
|
4894 #ifndef USE_CRNL
|
|
|
4895 if (eol_type == EOL_DOS)
|
|
|
4896 {
|
|
|
4897 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4898 return TRUE;
|
|
|
4899 }
|
|
|
4900 #endif
|
|
|
4901 #ifndef USE_CR
|
|
|
4902 if (eol_type == EOL_MAC)
|
|
|
4903 {
|
|
|
4904 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4905 return TRUE;
|
|
|
4906 }
|
|
|
4907 #endif
|
|
|
4908 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4909 if (eol_type == EOL_UNIX)
|
|
|
4910 {
|
|
|
4911 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4912 return TRUE;
|
|
|
4913 }
|
|
|
4914 #endif
|
|
|
4915 return FALSE;
|
|
|
4916 }
|
|
|
4917
|
|
|
4918 /*
|
|
|
4919 * Append line and character count to IObuff.
|
|
|
4920 */
|
|
33
|
4921 void
|
|
7
|
4922 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4923 int insert_space;
|
|
|
4924 long lnum;
|
|
|
4925 long nchars;
|
|
|
4926 {
|
|
|
4927 char_u *p;
|
|
|
4928
|
|
|
4929 p = IObuff + STRLEN(IObuff);
|
|
|
4930
|
|
|
4931 if (insert_space)
|
|
|
4932 *p++ = ' ';
|
|
|
4933 if (shortmess(SHM_LINES))
|
|
|
4934 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4935 else
|
|
|
4936 {
|
|
|
4937 if (lnum == 1)
|
|
|
4938 STRCPY(p, _("1 line, "));
|
|
|
4939 else
|
|
|
4940 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4941 p += STRLEN(p);
|
|
|
4942 if (nchars == 1)
|
|
|
4943 STRCPY(p, _("1 character"));
|
|
|
4944 else
|
|
|
4945 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4946 }
|
|
|
4947 }
|
|
|
4948
|
|
|
4949 /*
|
|
|
4950 * Append message for missing line separator to IObuff.
|
|
|
4951 */
|
|
|
4952 static void
|
|
|
4953 msg_add_eol()
|
|
|
4954 {
|
|
|
4955 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4956 }
|
|
|
4957
|
|
|
4958 /*
|
|
|
4959 * Check modification time of file, before writing to it.
|
|
|
4960 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4961 * using the same timestamp but can't set the size.
|
|
|
4962 */
|
|
|
4963 static int
|
|
|
4964 check_mtime(buf, st)
|
|
|
4965 buf_T *buf;
|
|
|
4966 struct stat *st;
|
|
|
4967 {
|
|
|
4968 if (buf->b_mtime_read != 0
|
|
|
4969 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4970 {
|
|
|
4971 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4972 msg_silent = 0; /* must give this prompt */
|
|
|
4973 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4974 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4975 hl_attr(HLF_E));
|
|
|
4976 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4977 TRUE) == 'n')
|
|
|
4978 return FAIL;
|
|
|
4979 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4980 }
|
|
|
4981 return OK;
|
|
|
4982 }
|
|
|
4983
|
|
|
4984 static int
|
|
|
4985 time_differs(t1, t2)
|
|
|
4986 long t1, t2;
|
|
|
4987 {
|
|
|
4988 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4989 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4990 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4991 * time may change unexpectedly by one second!!! */
|
|
|
4992 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4993 #else
|
|
|
4994 return (t1 != t2);
|
|
|
4995 #endif
|
|
|
4996 }
|
|
|
4997
|
|
|
4998 /*
|
|
|
4999 * Call write() to write a number of bytes to the file.
|
|
|
5000 * Also handles encryption and 'encoding' conversion.
|
|
|
5001 *
|
|
|
5002 * Return FAIL for failure, OK otherwise.
|
|
|
5003 */
|
|
|
5004 static int
|
|
|
5005 buf_write_bytes(ip)
|
|
|
5006 struct bw_info *ip;
|
|
|
5007 {
|
|
|
5008 int wlen;
|
|
|
5009 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
5010 int len = ip->bw_len; /* length of data */
|
|
|
5011 #ifdef HAS_BW_FLAGS
|
|
|
5012 int flags = ip->bw_flags; /* extra flags */
|
|
|
5013 #endif
|
|
|
5014
|
|
|
5015 #ifdef FEAT_MBYTE
|
|
|
5016 /*
|
|
|
5017 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
5018 */
|
|
|
5019 if (!(flags & FIO_NOCONVERT))
|
|
|
5020 {
|
|
|
5021 char_u *p;
|
|
|
5022 unsigned c;
|
|
|
5023 int n;
|
|
|
5024
|
|
|
5025 if (flags & FIO_UTF8)
|
|
|
5026 {
|
|
|
5027 /*
|
|
|
5028 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
5029 */
|
|
|
5030 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5031 for (wlen = 0; wlen < len; ++wlen)
|
|
|
5032 p += utf_char2bytes(buf[wlen], p);
|
|
|
5033 buf = ip->bw_conv_buf;
|
|
|
5034 len = (int)(p - ip->bw_conv_buf);
|
|
|
5035 }
|
|
|
5036 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
5037 {
|
|
|
5038 /*
|
|
|
5039 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
5040 * Latin1 chars in the file.
|
|
|
5041 */
|
|
|
5042 if (flags & FIO_LATIN1)
|
|
|
5043 p = buf; /* translate in-place (can only get shorter) */
|
|
|
5044 else
|
|
|
5045 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5046 for (wlen = 0; wlen < len; wlen += n)
|
|
|
5047 {
|
|
|
5048 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
5049 {
|
|
|
5050 int l;
|
|
|
5051
|
|
|
5052 /* Use remainder of previous call. Append the start of
|
|
|
5053 * buf[] to get a full sequence. Might still be too
|
|
|
5054 * short! */
|
|
|
5055 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
5056 if (l > len)
|
|
|
5057 l = len;
|
|
|
5058 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
5059 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
5060 if (n > ip->bw_restlen + len)
|
|
|
5061 {
|
|
|
5062 /* We have an incomplete byte sequence at the end to
|
|
|
5063 * be written. We can't convert it without the
|
|
|
5064 * remaining bytes. Keep them for the next call. */
|
|
|
5065 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
5066 return FAIL;
|
|
|
5067 ip->bw_restlen += len;
|
|
|
5068 break;
|
|
|
5069 }
|
|
|
5070 if (n > 1)
|
|
|
5071 c = utf_ptr2char(ip->bw_rest);
|
|
|
5072 else
|
|
|
5073 c = ip->bw_rest[0];
|
|
|
5074 if (n >= ip->bw_restlen)
|
|
|
5075 {
|
|
|
5076 n -= ip->bw_restlen;
|
|
|
5077 ip->bw_restlen = 0;
|
|
|
5078 }
|
|
|
5079 else
|
|
|
5080 {
|
|
|
5081 ip->bw_restlen -= n;
|
|
|
5082 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
5083 (size_t)ip->bw_restlen);
|
|
|
5084 n = 0;
|
|
|
5085 }
|
|
|
5086 }
|
|
|
5087 else
|
|
|
5088 {
|
|
474
|
5089 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
5090 if (n > len - wlen)
|
|
|
5091 {
|
|
|
5092 /* We have an incomplete byte sequence at the end to
|
|
|
5093 * be written. We can't convert it without the
|
|
|
5094 * remaining bytes. Keep them for the next call. */
|
|
|
5095 if (len - wlen > CONV_RESTLEN)
|
|
|
5096 return FAIL;
|
|
|
5097 ip->bw_restlen = len - wlen;
|
|
|
5098 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
5099 (size_t)ip->bw_restlen);
|
|
|
5100 break;
|
|
|
5101 }
|
|
|
5102 if (n > 1)
|
|
|
5103 c = utf_ptr2char(buf + wlen);
|
|
|
5104 else
|
|
|
5105 c = buf[wlen];
|
|
|
5106 }
|
|
|
5107
|
|
|
5108 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
5109 }
|
|
|
5110 if (flags & FIO_LATIN1)
|
|
|
5111 len = (int)(p - buf);
|
|
|
5112 else
|
|
|
5113 {
|
|
|
5114 buf = ip->bw_conv_buf;
|
|
|
5115 len = (int)(p - ip->bw_conv_buf);
|
|
|
5116 }
|
|
|
5117 }
|
|
|
5118
|
|
|
5119 # ifdef WIN3264
|
|
|
5120 else if (flags & FIO_CODEPAGE)
|
|
|
5121 {
|
|
|
5122 /*
|
|
|
5123 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
5124 * codepage.
|
|
|
5125 */
|
|
|
5126 char_u *from;
|
|
|
5127 size_t fromlen;
|
|
|
5128 char_u *to;
|
|
|
5129 int u8c;
|
|
|
5130 BOOL bad = FALSE;
|
|
|
5131 int needed;
|
|
|
5132
|
|
|
5133 if (ip->bw_restlen > 0)
|
|
|
5134 {
|
|
|
5135 /* Need to concatenate the remainder of the previous call and
|
|
|
5136 * the bytes of the current call. Use the end of the
|
|
|
5137 * conversion buffer for this. */
|
|
|
5138 fromlen = len + ip->bw_restlen;
|
|
|
5139 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5140 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5141 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5142 }
|
|
|
5143 else
|
|
|
5144 {
|
|
|
5145 from = buf;
|
|
|
5146 fromlen = len;
|
|
|
5147 }
|
|
|
5148
|
|
|
5149 to = ip->bw_conv_buf;
|
|
|
5150 if (enc_utf8)
|
|
|
5151 {
|
|
|
5152 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
5153 * The buffer has been allocated to be big enough. */
|
|
|
5154 while (fromlen > 0)
|
|
|
5155 {
|
|
835
|
5156 n = (int)utf_ptr2len_len(from, (int)fromlen);
|
|
7
|
5157 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
5158 break;
|
|
|
5159 u8c = utf_ptr2char(from);
|
|
|
5160 *to++ = (u8c & 0xff);
|
|
|
5161 *to++ = (u8c >> 8);
|
|
|
5162 fromlen -= n;
|
|
|
5163 from += n;
|
|
|
5164 }
|
|
|
5165
|
|
|
5166 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
5167 * call. */
|
|
|
5168 if (fromlen > CONV_RESTLEN)
|
|
|
5169 {
|
|
|
5170 /* weird overlong sequence */
|
|
|
5171 ip->bw_conv_error = TRUE;
|
|
|
5172 return FAIL;
|
|
|
5173 }
|
|
|
5174 mch_memmove(ip->bw_rest, from, fromlen);
|
|
835
|
5175 ip->bw_restlen = (int)fromlen;
|
|
7
|
5176 }
|
|
|
5177 else
|
|
|
5178 {
|
|
|
5179 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
5180 * buffer. The buffer has been allocated to be big enough. */
|
|
|
5181 ip->bw_restlen = 0;
|
|
|
5182 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5183 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen,
|
|
7
|
5184 NULL, 0);
|
|
|
5185 if (needed == 0)
|
|
|
5186 {
|
|
|
5187 /* When conversion fails there may be a trailing byte. */
|
|
|
5188 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5189 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1,
|
|
7
|
5190 NULL, 0);
|
|
|
5191 if (needed == 0)
|
|
|
5192 {
|
|
|
5193 /* Conversion doesn't work. */
|
|
|
5194 ip->bw_conv_error = TRUE;
|
|
|
5195 return FAIL;
|
|
|
5196 }
|
|
|
5197 /* Save the trailing byte for the next call. */
|
|
|
5198 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
5199 ip->bw_restlen = 1;
|
|
|
5200 }
|
|
|
5201 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
1142
|
5202 (LPCSTR)from, (int)(fromlen - ip->bw_restlen),
|
|
7
|
5203 (LPWSTR)to, needed);
|
|
|
5204 if (needed == 0)
|
|
|
5205 {
|
|
|
5206 /* Safety check: Conversion doesn't work. */
|
|
|
5207 ip->bw_conv_error = TRUE;
|
|
|
5208 return FAIL;
|
|
|
5209 }
|
|
|
5210 to += needed * 2;
|
|
|
5211 }
|
|
|
5212
|
|
|
5213 fromlen = to - ip->bw_conv_buf;
|
|
|
5214 buf = to;
|
|
|
5215 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5216 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
5217 {
|
|
|
5218 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
5219 * conversion buffer. Fails when out of space. */
|
|
|
5220 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
5221 {
|
|
|
5222 u8c = *from++;
|
|
|
5223 u8c += (*from++ << 8);
|
|
|
5224 to += utf_char2bytes(u8c, to);
|
|
|
5225 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
5226 {
|
|
|
5227 ip->bw_conv_error = TRUE;
|
|
|
5228 return FAIL;
|
|
|
5229 }
|
|
|
5230 }
|
|
835
|
5231 len = (int)(to - buf);
|
|
7
|
5232 }
|
|
|
5233 else
|
|
|
5234 #endif
|
|
|
5235 {
|
|
|
5236 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
5237 * the conversion buffer. If the conversion uses the default
|
|
|
5238 * character "0", the data doesn't fit in this encoding, so
|
|
|
5239 * fail. */
|
|
|
5240 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5241 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
1142
|
5242 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0,
|
|
|
5243 &bad);
|
|
7
|
5244 if (bad)
|
|
|
5245 {
|
|
|
5246 ip->bw_conv_error = TRUE;
|
|
|
5247 return FAIL;
|
|
|
5248 }
|
|
|
5249 }
|
|
|
5250 }
|
|
|
5251 # endif
|
|
|
5252
|
|
765
|
5253 # ifdef MACOS_CONVERT
|
|
7
|
5254 else if (flags & FIO_MACROMAN)
|
|
|
5255 {
|
|
|
5256 /*
|
|
|
5257 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5258 */
|
|
|
5259 char_u *from;
|
|
|
5260 size_t fromlen;
|
|
|
5261
|
|
|
5262 if (ip->bw_restlen > 0)
|
|
|
5263 {
|
|
|
5264 /* Need to concatenate the remainder of the previous call and
|
|
|
5265 * the bytes of the current call. Use the end of the
|
|
|
5266 * conversion buffer for this. */
|
|
|
5267 fromlen = len + ip->bw_restlen;
|
|
|
5268 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5269 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5270 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5271 }
|
|
|
5272 else
|
|
|
5273 {
|
|
|
5274 from = buf;
|
|
|
5275 fromlen = len;
|
|
|
5276 }
|
|
|
5277
|
|
18
|
5278 if (enc2macroman(from, fromlen,
|
|
|
5279 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5280 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5281 {
|
|
|
5282 ip->bw_conv_error = TRUE;
|
|
|
5283 return FAIL;
|
|
|
5284 }
|
|
|
5285 buf = ip->bw_conv_buf;
|
|
|
5286 }
|
|
|
5287 # endif
|
|
|
5288
|
|
|
5289 # ifdef USE_ICONV
|
|
|
5290 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5291 {
|
|
|
5292 const char *from;
|
|
|
5293 size_t fromlen;
|
|
|
5294 char *to;
|
|
|
5295 size_t tolen;
|
|
|
5296
|
|
|
5297 /* Convert with iconv(). */
|
|
|
5298 if (ip->bw_restlen > 0)
|
|
|
5299 {
|
|
1836
|
5300 char *fp;
|
|
|
5301
|
|
7
|
5302 /* Need to concatenate the remainder of the previous call and
|
|
|
5303 * the bytes of the current call. Use the end of the
|
|
|
5304 * conversion buffer for this. */
|
|
|
5305 fromlen = len + ip->bw_restlen;
|
|
1836
|
5306 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5307 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5308 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len);
|
|
|
5309 from = fp;
|
|
7
|
5310 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5311 }
|
|
|
5312 else
|
|
|
5313 {
|
|
|
5314 from = (const char *)buf;
|
|
|
5315 fromlen = len;
|
|
|
5316 tolen = ip->bw_conv_buflen;
|
|
|
5317 }
|
|
|
5318 to = (char *)ip->bw_conv_buf;
|
|
|
5319
|
|
|
5320 if (ip->bw_first)
|
|
|
5321 {
|
|
|
5322 size_t save_len = tolen;
|
|
|
5323
|
|
|
5324 /* output the initial shift state sequence */
|
|
|
5325 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5326
|
|
|
5327 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5328 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5329 */
|
|
|
5330 if (to == NULL)
|
|
|
5331 {
|
|
|
5332 to = (char *)ip->bw_conv_buf;
|
|
|
5333 tolen = save_len;
|
|
|
5334 }
|
|
|
5335 ip->bw_first = FALSE;
|
|
|
5336 }
|
|
|
5337
|
|
|
5338 /*
|
|
|
5339 * If iconv() has an error or there is not enough room, fail.
|
|
|
5340 */
|
|
|
5341 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5342 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5343 || fromlen > CONV_RESTLEN)
|
|
|
5344 {
|
|
|
5345 ip->bw_conv_error = TRUE;
|
|
|
5346 return FAIL;
|
|
|
5347 }
|
|
|
5348
|
|
|
5349 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5350 if (fromlen > 0)
|
|
|
5351 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5352 ip->bw_restlen = (int)fromlen;
|
|
|
5353
|
|
|
5354 buf = ip->bw_conv_buf;
|
|
|
5355 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5356 }
|
|
|
5357 # endif
|
|
|
5358 }
|
|
|
5359 #endif /* FEAT_MBYTE */
|
|
|
5360
|
|
|
5361 #ifdef FEAT_CRYPT
|
|
|
5362 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5363 {
|
|
|
5364 int ztemp, t, i;
|
|
|
5365
|
|
|
5366 for (i = 0; i < len; i++)
|
|
|
5367 {
|
|
|
5368 ztemp = buf[i];
|
|
|
5369 buf[i] = ZENCODE(ztemp, t);
|
|
|
5370 }
|
|
|
5371 }
|
|
|
5372 #endif
|
|
|
5373
|
|
|
5374 /* Repeat the write(), it may be interrupted by a signal. */
|
|
1142
|
5375 while (len > 0)
|
|
7
|
5376 {
|
|
|
5377 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5378 if (wlen <= 0) /* error! */
|
|
|
5379 return FAIL;
|
|
|
5380 len -= wlen;
|
|
|
5381 buf += wlen;
|
|
|
5382 }
|
|
|
5383 return OK;
|
|
|
5384 }
|
|
|
5385
|
|
|
5386 #ifdef FEAT_MBYTE
|
|
|
5387 /*
|
|
|
5388 * Convert a Unicode character to bytes.
|
|
|
5389 */
|
|
|
5390 static int
|
|
|
5391 ucs2bytes(c, pp, flags)
|
|
|
5392 unsigned c; /* in: character */
|
|
|
5393 char_u **pp; /* in/out: pointer to result */
|
|
|
5394 int flags; /* FIO_ flags */
|
|
|
5395 {
|
|
|
5396 char_u *p = *pp;
|
|
|
5397 int error = FALSE;
|
|
|
5398 int cc;
|
|
|
5399
|
|
|
5400
|
|
|
5401 if (flags & FIO_UCS4)
|
|
|
5402 {
|
|
|
5403 if (flags & FIO_ENDIAN_L)
|
|
|
5404 {
|
|
|
5405 *p++ = c;
|
|
|
5406 *p++ = (c >> 8);
|
|
|
5407 *p++ = (c >> 16);
|
|
|
5408 *p++ = (c >> 24);
|
|
|
5409 }
|
|
|
5410 else
|
|
|
5411 {
|
|
|
5412 *p++ = (c >> 24);
|
|
|
5413 *p++ = (c >> 16);
|
|
|
5414 *p++ = (c >> 8);
|
|
|
5415 *p++ = c;
|
|
|
5416 }
|
|
|
5417 }
|
|
|
5418 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5419 {
|
|
|
5420 if (c >= 0x10000)
|
|
|
5421 {
|
|
|
5422 if (flags & FIO_UTF16)
|
|
|
5423 {
|
|
|
5424 /* Make two words, ten bits of the character in each. First
|
|
|
5425 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5426 c -= 0x10000;
|
|
|
5427 if (c >= 0x100000)
|
|
|
5428 error = TRUE;
|
|
|
5429 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5430 if (flags & FIO_ENDIAN_L)
|
|
|
5431 {
|
|
|
5432 *p++ = cc;
|
|
|
5433 *p++ = ((unsigned)cc >> 8);
|
|
|
5434 }
|
|
|
5435 else
|
|
|
5436 {
|
|
|
5437 *p++ = ((unsigned)cc >> 8);
|
|
|
5438 *p++ = cc;
|
|
|
5439 }
|
|
|
5440 c = (c & 0x3ff) + 0xdc00;
|
|
|
5441 }
|
|
|
5442 else
|
|
|
5443 error = TRUE;
|
|
|
5444 }
|
|
|
5445 if (flags & FIO_ENDIAN_L)
|
|
|
5446 {
|
|
|
5447 *p++ = c;
|
|
|
5448 *p++ = (c >> 8);
|
|
|
5449 }
|
|
|
5450 else
|
|
|
5451 {
|
|
|
5452 *p++ = (c >> 8);
|
|
|
5453 *p++ = c;
|
|
|
5454 }
|
|
|
5455 }
|
|
|
5456 else /* Latin1 */
|
|
|
5457 {
|
|
|
5458 if (c >= 0x100)
|
|
|
5459 {
|
|
|
5460 error = TRUE;
|
|
|
5461 *p++ = 0xBF;
|
|
|
5462 }
|
|
|
5463 else
|
|
|
5464 *p++ = c;
|
|
|
5465 }
|
|
|
5466
|
|
|
5467 *pp = p;
|
|
|
5468 return error;
|
|
|
5469 }
|
|
|
5470
|
|
|
5471 /*
|
|
|
5472 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5473 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5474 */
|
|
|
5475 static int
|
|
|
5476 same_encoding(a, b)
|
|
|
5477 char_u *a;
|
|
|
5478 char_u *b;
|
|
|
5479 {
|
|
|
5480 int f;
|
|
|
5481
|
|
|
5482 if (STRCMP(a, b) == 0)
|
|
|
5483 return TRUE;
|
|
|
5484 f = get_fio_flags(a);
|
|
|
5485 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5486 }
|
|
|
5487
|
|
|
5488 /*
|
|
|
5489 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5490 * internal conversion.
|
|
|
5491 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5492 */
|
|
|
5493 static int
|
|
|
5494 get_fio_flags(ptr)
|
|
|
5495 char_u *ptr;
|
|
|
5496 {
|
|
|
5497 int prop;
|
|
|
5498
|
|
|
5499 if (*ptr == NUL)
|
|
|
5500 ptr = p_enc;
|
|
|
5501
|
|
|
5502 prop = enc_canon_props(ptr);
|
|
|
5503 if (prop & ENC_UNICODE)
|
|
|
5504 {
|
|
|
5505 if (prop & ENC_2BYTE)
|
|
|
5506 {
|
|
|
5507 if (prop & ENC_ENDIAN_L)
|
|
|
5508 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5509 return FIO_UCS2;
|
|
|
5510 }
|
|
|
5511 if (prop & ENC_4BYTE)
|
|
|
5512 {
|
|
|
5513 if (prop & ENC_ENDIAN_L)
|
|
|
5514 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5515 return FIO_UCS4;
|
|
|
5516 }
|
|
|
5517 if (prop & ENC_2WORD)
|
|
|
5518 {
|
|
|
5519 if (prop & ENC_ENDIAN_L)
|
|
|
5520 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5521 return FIO_UTF16;
|
|
|
5522 }
|
|
|
5523 return FIO_UTF8;
|
|
|
5524 }
|
|
|
5525 if (prop & ENC_LATIN1)
|
|
|
5526 return FIO_LATIN1;
|
|
|
5527 /* must be ENC_DBCS, requires iconv() */
|
|
|
5528 return 0;
|
|
|
5529 }
|
|
|
5530
|
|
|
5531 #ifdef WIN3264
|
|
|
5532 /*
|
|
|
5533 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5534 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5535 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5536 */
|
|
|
5537 static int
|
|
|
5538 get_win_fio_flags(ptr)
|
|
|
5539 char_u *ptr;
|
|
|
5540 {
|
|
|
5541 int cp;
|
|
|
5542
|
|
|
5543 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5544 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5545 return 0;
|
|
|
5546
|
|
|
5547 cp = encname2codepage(ptr);
|
|
|
5548 if (cp == 0)
|
|
|
5549 {
|
|
|
5550 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5551 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5552 cp = CP_UTF8;
|
|
|
5553 else
|
|
|
5554 # endif
|
|
|
5555 return 0;
|
|
|
5556 }
|
|
|
5557 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5558 }
|
|
|
5559 #endif
|
|
|
5560
|
|
|
5561 #ifdef MACOS_X
|
|
|
5562 /*
|
|
|
5563 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5564 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5565 */
|
|
|
5566 static int
|
|
|
5567 get_mac_fio_flags(ptr)
|
|
|
5568 char_u *ptr;
|
|
|
5569 {
|
|
|
5570 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5571 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5572 return FIO_MACROMAN;
|
|
|
5573 return 0;
|
|
|
5574 }
|
|
|
5575 #endif
|
|
|
5576
|
|
|
5577 /*
|
|
|
5578 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5579 * "size" must be at least 2.
|
|
|
5580 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5581 * Returns NULL when no BOM found.
|
|
|
5582 */
|
|
|
5583 static char_u *
|
|
|
5584 check_for_bom(p, size, lenp, flags)
|
|
|
5585 char_u *p;
|
|
|
5586 long size;
|
|
|
5587 int *lenp;
|
|
|
5588 int flags;
|
|
|
5589 {
|
|
|
5590 char *name = NULL;
|
|
|
5591 int len = 2;
|
|
|
5592
|
|
|
5593 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
1688
|
5594 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0))
|
|
7
|
5595 {
|
|
|
5596 name = "utf-8"; /* EF BB BF */
|
|
|
5597 len = 3;
|
|
|
5598 }
|
|
|
5599 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5600 {
|
|
|
5601 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5602 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5603 {
|
|
|
5604 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5605 len = 4;
|
|
|
5606 }
|
|
1735
|
5607 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
7
|
5608 name = "ucs-2le"; /* FF FE */
|
|
1735
|
5609 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5610 /* utf-16le is preferred, it also works for ucs-2le text */
|
|
7
|
5611 name = "utf-16le"; /* FF FE */
|
|
|
5612 }
|
|
|
5613 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5614 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5615 {
|
|
1547
|
5616 /* Default to utf-16, it works also for ucs-2 text. */
|
|
|
5617 if (flags == FIO_UCS2)
|
|
|
5618 name = "ucs-2"; /* FE FF */
|
|
|
5619 else
|
|
7
|
5620 name = "utf-16"; /* FE FF */
|
|
|
5621 }
|
|
|
5622 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5623 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5624 {
|
|
|
5625 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5626 len = 4;
|
|
|
5627 }
|
|
|
5628
|
|
|
5629 *lenp = len;
|
|
|
5630 return (char_u *)name;
|
|
|
5631 }
|
|
|
5632
|
|
|
5633 /*
|
|
|
5634 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5635 * Return the length of the BOM (zero when no BOM).
|
|
|
5636 */
|
|
|
5637 static int
|
|
|
5638 make_bom(buf, name)
|
|
|
5639 char_u *buf;
|
|
|
5640 char_u *name;
|
|
|
5641 {
|
|
|
5642 int flags;
|
|
|
5643 char_u *p;
|
|
|
5644
|
|
|
5645 flags = get_fio_flags(name);
|
|
|
5646
|
|
|
5647 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5648 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5649 return 0;
|
|
|
5650
|
|
|
5651 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5652 {
|
|
|
5653 buf[0] = 0xef;
|
|
|
5654 buf[1] = 0xbb;
|
|
|
5655 buf[2] = 0xbf;
|
|
|
5656 return 3;
|
|
|
5657 }
|
|
|
5658 p = buf;
|
|
|
5659 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5660 return (int)(p - buf);
|
|
|
5661 }
|
|
|
5662 #endif
|
|
|
5663
|
|
1418
|
5664 #if defined(FEAT_VIMINFO) || defined(FEAT_BROWSE) || \
|
|
1471
|
5665 defined(FEAT_QUICKFIX) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
7
|
5666 /*
|
|
|
5667 * Try to find a shortname by comparing the fullname with the current
|
|
|
5668 * directory.
|
|
1411
|
5669 * Returns "full_path" or pointer into "full_path" if shortened.
|
|
|
5670 */
|
|
|
5671 char_u *
|
|
|
5672 shorten_fname1(full_path)
|
|
|
5673 char_u *full_path;
|
|
|
5674 {
|
|
|
5675 char_u dirname[MAXPATHL];
|
|
|
5676 char_u *p = full_path;
|
|
|
5677
|
|
|
5678 if (mch_dirname(dirname, MAXPATHL) == OK)
|
|
|
5679 {
|
|
|
5680 p = shorten_fname(full_path, dirname);
|
|
|
5681 if (p == NULL || *p == NUL)
|
|
|
5682 p = full_path;
|
|
|
5683 }
|
|
|
5684 return p;
|
|
|
5685 }
|
|
1418
|
5686 #endif
|
|
1411
|
5687
|
|
|
5688 /*
|
|
|
5689 * Try to find a shortname by comparing the fullname with the current
|
|
|
5690 * directory.
|
|
7
|
5691 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5692 * otherwise.
|
|
|
5693 */
|
|
|
5694 char_u *
|
|
|
5695 shorten_fname(full_path, dir_name)
|
|
|
5696 char_u *full_path;
|
|
|
5697 char_u *dir_name;
|
|
|
5698 {
|
|
|
5699 int len;
|
|
|
5700 char_u *p;
|
|
|
5701
|
|
|
5702 if (full_path == NULL)
|
|
|
5703 return NULL;
|
|
|
5704 len = (int)STRLEN(dir_name);
|
|
|
5705 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5706 {
|
|
|
5707 p = full_path + len;
|
|
|
5708 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5709 /*
|
|
|
5710 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5711 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5712 * case p may already be correct. <negri>
|
|
|
5713 */
|
|
|
5714 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5715 #endif
|
|
|
5716 {
|
|
|
5717 if (vim_ispathsep(*p))
|
|
|
5718 ++p;
|
|
|
5719 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5720 else
|
|
|
5721 p = NULL;
|
|
|
5722 #endif
|
|
|
5723 }
|
|
|
5724 }
|
|
|
5725 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5726 /*
|
|
|
5727 * When using a file in the current drive, remove the drive name:
|
|
|
5728 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5729 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5730 */
|
|
|
5731 else if (len > 3
|
|
|
5732 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5733 && full_path[1] == ':'
|
|
|
5734 && vim_ispathsep(full_path[2]))
|
|
|
5735 p = full_path + 2;
|
|
|
5736 #endif
|
|
|
5737 else
|
|
|
5738 p = NULL;
|
|
|
5739 return p;
|
|
|
5740 }
|
|
|
5741
|
|
|
5742 /*
|
|
|
5743 * Shorten filenames for all buffers.
|
|
|
5744 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5745 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5746 * names a bit, if safe to do so.
|
|
|
5747 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5748 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5749 * name.
|
|
|
5750 */
|
|
|
5751 void
|
|
|
5752 shorten_fnames(force)
|
|
|
5753 int force;
|
|
|
5754 {
|
|
|
5755 char_u dirname[MAXPATHL];
|
|
|
5756 buf_T *buf;
|
|
|
5757 char_u *p;
|
|
|
5758
|
|
|
5759 mch_dirname(dirname, MAXPATHL);
|
|
|
5760 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5761 {
|
|
|
5762 if (buf->b_fname != NULL
|
|
|
5763 #ifdef FEAT_QUICKFIX
|
|
|
5764 && !bt_nofile(buf)
|
|
|
5765 #endif
|
|
|
5766 && !path_with_url(buf->b_fname)
|
|
|
5767 && (force
|
|
|
5768 || buf->b_sfname == NULL
|
|
|
5769 || mch_isFullName(buf->b_sfname)))
|
|
|
5770 {
|
|
|
5771 vim_free(buf->b_sfname);
|
|
|
5772 buf->b_sfname = NULL;
|
|
|
5773 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5774 if (p != NULL)
|
|
|
5775 {
|
|
|
5776 buf->b_sfname = vim_strsave(p);
|
|
|
5777 buf->b_fname = buf->b_sfname;
|
|
|
5778 }
|
|
|
5779 if (p == NULL || buf->b_fname == NULL)
|
|
|
5780 buf->b_fname = buf->b_ffname;
|
|
9
|
5781 }
|
|
|
5782
|
|
|
5783 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5784 * also have a swap file. */
|
|
|
5785 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5786 }
|
|
|
5787 #ifdef FEAT_WINDOWS
|
|
|
5788 status_redraw_all();
|
|
672
|
5789 redraw_tabline = TRUE;
|
|
7
|
5790 #endif
|
|
|
5791 }
|
|
|
5792
|
|
|
5793 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5794 || defined(FEAT_GUI_MSWIN) \
|
|
|
5795 || defined(FEAT_GUI_MAC) \
|
|
|
5796 || defined(PROTO)
|
|
|
5797 /*
|
|
|
5798 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5799 */
|
|
|
5800 void
|
|
|
5801 shorten_filenames(fnames, count)
|
|
|
5802 char_u **fnames;
|
|
|
5803 int count;
|
|
|
5804 {
|
|
|
5805 int i;
|
|
|
5806 char_u dirname[MAXPATHL];
|
|
|
5807 char_u *p;
|
|
|
5808
|
|
|
5809 if (fnames == NULL || count < 1)
|
|
|
5810 return;
|
|
|
5811 mch_dirname(dirname, sizeof(dirname));
|
|
|
5812 for (i = 0; i < count; ++i)
|
|
|
5813 {
|
|
|
5814 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5815 {
|
|
|
5816 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5817 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5818 * "p" first then free fnames[i]. */
|
|
|
5819 p = vim_strsave(p);
|
|
|
5820 vim_free(fnames[i]);
|
|
|
5821 fnames[i] = p;
|
|
|
5822 }
|
|
|
5823 }
|
|
|
5824 }
|
|
|
5825 #endif
|
|
|
5826
|
|
|
5827 /*
|
|
1651
|
5828 * add extension to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
7
|
5829 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5830 *
|
|
|
5831 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5832 * the return value is a different name and ends in 'ext'.
|
|
|
5833 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5834 * characters otherwise.
|
|
|
5835 * Space for the returned name is allocated, must be freed later.
|
|
|
5836 * Returns NULL when out of memory.
|
|
|
5837 */
|
|
|
5838 char_u *
|
|
|
5839 modname(fname, ext, prepend_dot)
|
|
|
5840 char_u *fname, *ext;
|
|
|
5841 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5842 {
|
|
|
5843 return buf_modname(
|
|
|
5844 #ifdef SHORT_FNAME
|
|
|
5845 TRUE,
|
|
|
5846 #else
|
|
|
5847 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5848 #endif
|
|
|
5849 fname, ext, prepend_dot);
|
|
|
5850 }
|
|
|
5851
|
|
|
5852 char_u *
|
|
|
5853 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5854 int shortname; /* use 8.3 file name */
|
|
|
5855 char_u *fname, *ext;
|
|
|
5856 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5857 {
|
|
|
5858 char_u *retval;
|
|
|
5859 char_u *s;
|
|
|
5860 char_u *e;
|
|
|
5861 char_u *ptr;
|
|
|
5862 int fnamelen, extlen;
|
|
|
5863
|
|
|
5864 extlen = (int)STRLEN(ext);
|
|
|
5865
|
|
|
5866 /*
|
|
|
5867 * If there is no file name we must get the name of the current directory
|
|
|
5868 * (we need the full path in case :cd is used).
|
|
|
5869 */
|
|
|
5870 if (fname == NULL || *fname == NUL)
|
|
|
5871 {
|
|
|
5872 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5873 if (retval == NULL)
|
|
|
5874 return NULL;
|
|
|
5875 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5876 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5877 {
|
|
|
5878 vim_free(retval);
|
|
|
5879 return NULL;
|
|
|
5880 }
|
|
39
|
5881 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5882 {
|
|
|
5883 retval[fnamelen++] = PATHSEP;
|
|
|
5884 retval[fnamelen] = NUL;
|
|
|
5885 }
|
|
|
5886 #ifndef SHORT_FNAME
|
|
|
5887 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5888 #endif
|
|
|
5889 }
|
|
|
5890 else
|
|
|
5891 {
|
|
|
5892 fnamelen = (int)STRLEN(fname);
|
|
|
5893 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5894 if (retval == NULL)
|
|
|
5895 return NULL;
|
|
|
5896 STRCPY(retval, fname);
|
|
|
5897 #ifdef VMS
|
|
|
5898 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5899 #endif
|
|
|
5900 }
|
|
|
5901
|
|
|
5902 /*
|
|
|
5903 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5904 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5905 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5906 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5907 */
|
|
391
|
5908 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5909 {
|
|
|
5910 #ifndef RISCOS
|
|
|
5911 if (*ext == '.'
|
|
391
|
5912 # ifdef USE_LONG_FNAME
|
|
7
|
5913 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5914 # else
|
|
|
5915 # ifndef SHORT_FNAME
|
|
7
|
5916 && shortname
|
|
391
|
5917 # endif
|
|
7
|
5918 # endif
|
|
|
5919 )
|
|
|
5920 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5921 *ptr = '_';
|
|
391
|
5922 #endif
|
|
7
|
5923 if (vim_ispathsep(*ptr))
|
|
391
|
5924 {
|
|
|
5925 ++ptr;
|
|
7
|
5926 break;
|
|
391
|
5927 }
|
|
|
5928 }
|
|
7
|
5929
|
|
|
5930 /* the file name has at most BASENAMELEN characters. */
|
|
|
5931 #ifndef SHORT_FNAME
|
|
|
5932 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5933 ptr[BASENAMELEN] = '\0';
|
|
|
5934 #endif
|
|
|
5935
|
|
|
5936 s = ptr + STRLEN(ptr);
|
|
|
5937
|
|
|
5938 /*
|
|
|
5939 * For 8.3 file names we may have to reduce the length.
|
|
|
5940 */
|
|
|
5941 #ifdef USE_LONG_FNAME
|
|
|
5942 if (!USE_LONG_FNAME || shortname)
|
|
|
5943 #else
|
|
|
5944 # ifndef SHORT_FNAME
|
|
|
5945 if (shortname)
|
|
|
5946 # endif
|
|
|
5947 #endif
|
|
|
5948 {
|
|
|
5949 /*
|
|
|
5950 * If there is no file name, or the file name ends in '/', and the
|
|
|
5951 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5952 * ".ext" is invalid.
|
|
|
5953 */
|
|
|
5954 if (fname == NULL || *fname == NUL
|
|
|
5955 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5956 {
|
|
|
5957 #ifdef RISCOS
|
|
|
5958 if (*ext == '/')
|
|
|
5959 #else
|
|
|
5960 if (*ext == '.')
|
|
|
5961 #endif
|
|
|
5962 *s++ = '_';
|
|
|
5963 }
|
|
|
5964 /*
|
|
|
5965 * If the extension starts with '.', truncate the base name at 8
|
|
|
5966 * characters
|
|
|
5967 */
|
|
|
5968 #ifdef RISCOS
|
|
|
5969 /* We normally use '/', but swap files are '_' */
|
|
|
5970 else if (*ext == '/' || *ext == '_')
|
|
|
5971 #else
|
|
|
5972 else if (*ext == '.')
|
|
|
5973 #endif
|
|
|
5974 {
|
|
1877
|
5975 if ((size_t)(s - ptr) > (size_t)8)
|
|
7
|
5976 {
|
|
|
5977 s = ptr + 8;
|
|
|
5978 *s = '\0';
|
|
|
5979 }
|
|
|
5980 }
|
|
|
5981 /*
|
|
|
5982 * If the extension doesn't start with '.', and the file name
|
|
|
5983 * doesn't have an extension yet, append a '.'
|
|
|
5984 */
|
|
|
5985 #ifdef RISCOS
|
|
|
5986 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5987 *s++ = '/';
|
|
|
5988 #else
|
|
|
5989 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5990 *s++ = '.';
|
|
|
5991 #endif
|
|
|
5992 /*
|
|
|
5993 * If the extension doesn't start with '.', and there already is an
|
|
1201
|
5994 * extension, it may need to be truncated
|
|
7
|
5995 */
|
|
|
5996 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5997 s = e + 4 - extlen;
|
|
|
5998 }
|
|
|
5999 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
6000 /*
|
|
|
6001 * If there is no file name, and the extension starts with '.', put a
|
|
|
6002 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
6003 * FAT partition, and on HPFS it doesn't matter.
|
|
|
6004 */
|
|
|
6005 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
6006 *s++ = '_';
|
|
|
6007 #endif
|
|
|
6008
|
|
|
6009 /*
|
|
1651
|
6010 * Append the extension.
|
|
7
|
6011 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
6012 */
|
|
|
6013 STRCPY(s, ext);
|
|
|
6014
|
|
|
6015 #ifndef SHORT_FNAME
|
|
|
6016 /*
|
|
|
6017 * Prepend the dot.
|
|
|
6018 */
|
|
|
6019 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
6020 #ifdef RISCOS
|
|
|
6021 '/'
|
|
|
6022 #else
|
|
|
6023 '.'
|
|
|
6024 #endif
|
|
|
6025 #ifdef USE_LONG_FNAME
|
|
|
6026 && USE_LONG_FNAME
|
|
|
6027 #endif
|
|
|
6028 )
|
|
|
6029 {
|
|
1620
|
6030 STRMOVE(e + 1, e);
|
|
7
|
6031 #ifdef RISCOS
|
|
|
6032 *e = '/';
|
|
|
6033 #else
|
|
|
6034 *e = '.';
|
|
|
6035 #endif
|
|
|
6036 }
|
|
|
6037 #endif
|
|
|
6038
|
|
|
6039 /*
|
|
|
6040 * Check that, after appending the extension, the file name is really
|
|
|
6041 * different.
|
|
|
6042 */
|
|
|
6043 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
6044 {
|
|
|
6045 /* we search for a character that can be replaced by '_' */
|
|
|
6046 while (--s >= ptr)
|
|
|
6047 {
|
|
|
6048 if (*s != '_')
|
|
|
6049 {
|
|
|
6050 *s = '_';
|
|
|
6051 break;
|
|
|
6052 }
|
|
|
6053 }
|
|
|
6054 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
6055 *ptr = 'v';
|
|
|
6056 }
|
|
|
6057 return retval;
|
|
|
6058 }
|
|
|
6059
|
|
|
6060 /*
|
|
|
6061 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
6062 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
6063 */
|
|
|
6064 int
|
|
|
6065 vim_fgets(buf, size, fp)
|
|
|
6066 char_u *buf;
|
|
|
6067 int size;
|
|
|
6068 FILE *fp;
|
|
|
6069 {
|
|
|
6070 char *eof;
|
|
|
6071 #define FGETS_SIZE 200
|
|
|
6072 char tbuf[FGETS_SIZE];
|
|
|
6073
|
|
|
6074 buf[size - 2] = NUL;
|
|
|
6075 #ifdef USE_CR
|
|
|
6076 eof = fgets_cr((char *)buf, size, fp);
|
|
|
6077 #else
|
|
|
6078 eof = fgets((char *)buf, size, fp);
|
|
|
6079 #endif
|
|
|
6080 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
6081 {
|
|
|
6082 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
6083
|
|
|
6084 /* Now throw away the rest of the line: */
|
|
|
6085 do
|
|
|
6086 {
|
|
|
6087 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
6088 #ifdef USE_CR
|
|
1757
|
6089 ignoredp = fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6090 #else
|
|
1757
|
6091 ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6092 #endif
|
|
|
6093 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
6094 }
|
|
|
6095 return (eof == NULL);
|
|
|
6096 }
|
|
|
6097
|
|
|
6098 #if defined(USE_CR) || defined(PROTO)
|
|
|
6099 /*
|
|
|
6100 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
6101 * Returns TRUE for end-of-file.
|
|
|
6102 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
6103 */
|
|
|
6104 int
|
|
|
6105 tag_fgets(buf, size, fp)
|
|
|
6106 char_u *buf;
|
|
|
6107 int size;
|
|
|
6108 FILE *fp;
|
|
|
6109 {
|
|
|
6110 int i = 0;
|
|
|
6111 int c;
|
|
|
6112 int eof = FALSE;
|
|
|
6113
|
|
|
6114 for (;;)
|
|
|
6115 {
|
|
|
6116 c = fgetc(fp);
|
|
|
6117 if (c == EOF)
|
|
|
6118 {
|
|
|
6119 eof = TRUE;
|
|
|
6120 break;
|
|
|
6121 }
|
|
|
6122 if (c == '\r')
|
|
|
6123 {
|
|
|
6124 /* Always store a NL for end-of-line. */
|
|
|
6125 if (i < size - 1)
|
|
|
6126 buf[i++] = '\n';
|
|
|
6127 c = fgetc(fp);
|
|
|
6128 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
6129 ungetc(c, fp);
|
|
|
6130 break;
|
|
|
6131 }
|
|
|
6132 if (i < size - 1)
|
|
|
6133 buf[i++] = c;
|
|
|
6134 if (c == '\n')
|
|
|
6135 break;
|
|
|
6136 }
|
|
|
6137 buf[i] = NUL;
|
|
|
6138 return eof;
|
|
|
6139 }
|
|
|
6140 #endif
|
|
|
6141
|
|
|
6142 /*
|
|
|
6143 * rename() only works if both files are on the same file system, this
|
|
|
6144 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
6145 * Return -1 for failure, 0 for success.
|
|
|
6146 */
|
|
|
6147 int
|
|
|
6148 vim_rename(from, to)
|
|
|
6149 char_u *from;
|
|
|
6150 char_u *to;
|
|
|
6151 {
|
|
|
6152 int fd_in;
|
|
|
6153 int fd_out;
|
|
|
6154 int n;
|
|
|
6155 char *errmsg = NULL;
|
|
|
6156 char *buffer;
|
|
|
6157 #ifdef AMIGA
|
|
|
6158 BPTR flock;
|
|
|
6159 #endif
|
|
|
6160 struct stat st;
|
|
194
|
6161 long perm;
|
|
199
|
6162 #ifdef HAVE_ACL
|
|
|
6163 vim_acl_T acl; /* ACL from original file */
|
|
|
6164 #endif
|
|
1779
|
6165 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6166 int use_tmp_file = FALSE;
|
|
|
6167 #endif
|
|
7
|
6168
|
|
|
6169 /*
|
|
1779
|
6170 * When the names are identical, there is nothing to do. When they refer
|
|
|
6171 * to the same file (ignoring case and slash/backslash differences) but
|
|
|
6172 * the file name differs we need to go through a temp file.
|
|
7
|
6173 */
|
|
|
6174 if (fnamecmp(from, to) == 0)
|
|
1779
|
6175 {
|
|
|
6176 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
6177 if (STRCMP(gettail(from), gettail(to)) != 0)
|
|
|
6178 use_tmp_file = TRUE;
|
|
|
6179 else
|
|
|
6180 #endif
|
|
|
6181 return 0;
|
|
|
6182 }
|
|
7
|
6183
|
|
|
6184 /*
|
|
|
6185 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
6186 */
|
|
|
6187 if (mch_stat((char *)from, &st) < 0)
|
|
|
6188 return -1;
|
|
|
6189
|
|
1778
|
6190 #ifdef UNIX
|
|
|
6191 {
|
|
|
6192 struct stat st_to;
|
|
|
6193
|
|
|
6194 /* It's possible for the source and destination to be the same file.
|
|
|
6195 * This happens when "from" and "to" differ in case and are on a FAT32
|
|
|
6196 * filesystem. In that case go through a temp file name. */
|
|
|
6197 if (mch_stat((char *)to, &st_to) >= 0
|
|
|
6198 && st.st_dev == st_to.st_dev
|
|
|
6199 && st.st_ino == st_to.st_ino)
|
|
1779
|
6200 use_tmp_file = TRUE;
|
|
|
6201 }
|
|
|
6202 #endif
|
|
|
6203
|
|
|
6204 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6205 if (use_tmp_file)
|
|
|
6206 {
|
|
|
6207 char tempname[MAXPATHL + 1];
|
|
|
6208
|
|
|
6209 /*
|
|
|
6210 * Find a name that doesn't exist and is in the same directory.
|
|
|
6211 * Rename "from" to "tempname" and then rename "tempname" to "to".
|
|
|
6212 */
|
|
|
6213 if (STRLEN(from) >= MAXPATHL - 5)
|
|
|
6214 return -1;
|
|
|
6215 STRCPY(tempname, from);
|
|
|
6216 for (n = 123; n < 99999; ++n)
|
|
|
6217 {
|
|
|
6218 sprintf((char *)gettail((char_u *)tempname), "%d", n);
|
|
|
6219 if (mch_stat(tempname, &st) < 0)
|
|
|
6220 {
|
|
|
6221 if (mch_rename((char *)from, tempname) == 0)
|
|
1778
|
6222 {
|
|
1779
|
6223 if (mch_rename(tempname, (char *)to) == 0)
|
|
|
6224 return 0;
|
|
|
6225 /* Strange, the second step failed. Try moving the
|
|
|
6226 * file back and return failure. */
|
|
|
6227 mch_rename(tempname, (char *)from);
|
|
1778
|
6228 return -1;
|
|
|
6229 }
|
|
1779
|
6230 /* If it fails for one temp name it will most likely fail
|
|
|
6231 * for any temp name, give up. */
|
|
|
6232 return -1;
|
|
|
6233 }
|
|
|
6234 }
|
|
|
6235 return -1;
|
|
1778
|
6236 }
|
|
|
6237 #endif
|
|
|
6238
|
|
7
|
6239 /*
|
|
|
6240 * Delete the "to" file, this is required on some systems to make the
|
|
|
6241 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
6242 * two files when the mch_rename() fails.
|
|
|
6243 */
|
|
|
6244
|
|
|
6245 #ifdef AMIGA
|
|
|
6246 /*
|
|
|
6247 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
6248 * that the name of the "to" file is the same as the "from" file, even
|
|
1201
|
6249 * though the names are different. To avoid the chance of accidentally
|
|
7
|
6250 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
6251 *
|
|
|
6252 * When used for making a backup before writing the file: This should not
|
|
|
6253 * happen with ":w", because startscript() should detect this problem and
|
|
|
6254 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
6255 * name. This problem does exist with ":w filename", but then the
|
|
|
6256 * original file will be somewhere else so the backup isn't really
|
|
|
6257 * important. If autoscripting is off the rename may fail.
|
|
|
6258 */
|
|
|
6259 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
6260 #endif
|
|
|
6261 mch_remove(to);
|
|
|
6262 #ifdef AMIGA
|
|
|
6263 if (flock)
|
|
|
6264 UnLock(flock);
|
|
|
6265 #endif
|
|
|
6266
|
|
|
6267 /*
|
|
|
6268 * First try a normal rename, return if it works.
|
|
|
6269 */
|
|
|
6270 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
6271 return 0;
|
|
|
6272
|
|
|
6273 /*
|
|
|
6274 * Rename() failed, try copying the file.
|
|
|
6275 */
|
|
194
|
6276 perm = mch_getperm(from);
|
|
199
|
6277 #ifdef HAVE_ACL
|
|
|
6278 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
6279 acl = mch_get_acl(from);
|
|
|
6280 #endif
|
|
7
|
6281 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
6282 if (fd_in == -1)
|
|
1651
|
6283 {
|
|
|
6284 #ifdef HAVE_ACL
|
|
|
6285 mch_free_acl(acl);
|
|
|
6286 #endif
|
|
7
|
6287 return -1;
|
|
1651
|
6288 }
|
|
194
|
6289
|
|
|
6290 /* Create the new file with same permissions as the original. */
|
|
557
|
6291 fd_out = mch_open((char *)to,
|
|
|
6292 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
6293 if (fd_out == -1)
|
|
|
6294 {
|
|
|
6295 close(fd_in);
|
|
1651
|
6296 #ifdef HAVE_ACL
|
|
|
6297 mch_free_acl(acl);
|
|
|
6298 #endif
|
|
7
|
6299 return -1;
|
|
|
6300 }
|
|
|
6301
|
|
|
6302 buffer = (char *)alloc(BUFSIZE);
|
|
|
6303 if (buffer == NULL)
|
|
|
6304 {
|
|
1651
|
6305 close(fd_out);
|
|
7
|
6306 close(fd_in);
|
|
1651
|
6307 #ifdef HAVE_ACL
|
|
|
6308 mch_free_acl(acl);
|
|
|
6309 #endif
|
|
7
|
6310 return -1;
|
|
|
6311 }
|
|
|
6312
|
|
|
6313 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
6314 if (vim_write(fd_out, buffer, n) != n)
|
|
|
6315 {
|
|
|
6316 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
6317 break;
|
|
|
6318 }
|
|
|
6319
|
|
|
6320 vim_free(buffer);
|
|
|
6321 close(fd_in);
|
|
|
6322 if (close(fd_out) < 0)
|
|
|
6323 errmsg = _("E209: Error closing \"%s\"");
|
|
|
6324 if (n < 0)
|
|
|
6325 {
|
|
|
6326 errmsg = _("E210: Error reading \"%s\"");
|
|
|
6327 to = from;
|
|
|
6328 }
|
|
1201
|
6329 #ifndef UNIX /* for Unix mch_open() already set the permission */
|
|
194
|
6330 mch_setperm(to, perm);
|
|
570
|
6331 #endif
|
|
199
|
6332 #ifdef HAVE_ACL
|
|
|
6333 mch_set_acl(to, acl);
|
|
1651
|
6334 mch_free_acl(acl);
|
|
199
|
6335 #endif
|
|
7
|
6336 if (errmsg != NULL)
|
|
|
6337 {
|
|
|
6338 EMSG2(errmsg, to);
|
|
|
6339 return -1;
|
|
|
6340 }
|
|
|
6341 mch_remove(from);
|
|
|
6342 return 0;
|
|
|
6343 }
|
|
|
6344
|
|
|
6345 static int already_warned = FALSE;
|
|
|
6346
|
|
|
6347 /*
|
|
|
6348 * Check if any not hidden buffer has been changed.
|
|
|
6349 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6350 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6351 * busy.
|
|
|
6352 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6353 * cursor positioned).
|
|
|
6354 */
|
|
|
6355 int
|
|
|
6356 check_timestamps(focus)
|
|
|
6357 int focus; /* called for GUI focus event */
|
|
|
6358 {
|
|
|
6359 buf_T *buf;
|
|
|
6360 int didit = 0;
|
|
|
6361 int n;
|
|
|
6362
|
|
|
6363 /* Don't check timestamps while system() or another low-level function may
|
|
|
6364 * cause us to lose and gain focus. */
|
|
|
6365 if (no_check_timestamps > 0)
|
|
|
6366 return FALSE;
|
|
|
6367
|
|
|
6368 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6369 * event and we would keep on checking if the file is steadily growing.
|
|
|
6370 * Do check again after typing something. */
|
|
|
6371 if (focus && did_check_timestamps)
|
|
|
6372 {
|
|
|
6373 need_check_timestamps = TRUE;
|
|
|
6374 return FALSE;
|
|
|
6375 }
|
|
|
6376
|
|
|
6377 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6378 #ifdef FEAT_AUTOCMD
|
|
1834
|
6379 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0
|
|
7
|
6380 #endif
|
|
|
6381 )
|
|
|
6382 need_check_timestamps = TRUE; /* check later */
|
|
|
6383 else
|
|
|
6384 {
|
|
|
6385 ++no_wait_return;
|
|
|
6386 did_check_timestamps = TRUE;
|
|
|
6387 already_warned = FALSE;
|
|
|
6388 for (buf = firstbuf; buf != NULL; )
|
|
|
6389 {
|
|
|
6390 /* Only check buffers in a window. */
|
|
|
6391 if (buf->b_nwindows > 0)
|
|
|
6392 {
|
|
|
6393 n = buf_check_timestamp(buf, focus);
|
|
|
6394 if (didit < n)
|
|
|
6395 didit = n;
|
|
|
6396 if (n > 0 && !buf_valid(buf))
|
|
|
6397 {
|
|
|
6398 /* Autocommands have removed the buffer, start at the
|
|
|
6399 * first one again. */
|
|
|
6400 buf = firstbuf;
|
|
|
6401 continue;
|
|
|
6402 }
|
|
|
6403 }
|
|
|
6404 buf = buf->b_next;
|
|
|
6405 }
|
|
|
6406 --no_wait_return;
|
|
|
6407 need_check_timestamps = FALSE;
|
|
|
6408 if (need_wait_return && didit == 2)
|
|
|
6409 {
|
|
|
6410 /* make sure msg isn't overwritten */
|
|
|
6411 msg_puts((char_u *)"\n");
|
|
|
6412 out_flush();
|
|
|
6413 }
|
|
|
6414 }
|
|
|
6415 return didit;
|
|
|
6416 }
|
|
|
6417
|
|
|
6418 /*
|
|
|
6419 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6420 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6421 * empty.
|
|
|
6422 */
|
|
|
6423 static int
|
|
|
6424 move_lines(frombuf, tobuf)
|
|
|
6425 buf_T *frombuf;
|
|
|
6426 buf_T *tobuf;
|
|
|
6427 {
|
|
|
6428 buf_T *tbuf = curbuf;
|
|
|
6429 int retval = OK;
|
|
|
6430 linenr_T lnum;
|
|
|
6431 char_u *p;
|
|
|
6432
|
|
|
6433 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6434 curbuf = tobuf;
|
|
|
6435 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6436 {
|
|
|
6437 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6438 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6439 {
|
|
|
6440 vim_free(p);
|
|
|
6441 retval = FAIL;
|
|
|
6442 break;
|
|
|
6443 }
|
|
|
6444 vim_free(p);
|
|
|
6445 }
|
|
|
6446
|
|
|
6447 /* Delete all the lines in "frombuf". */
|
|
|
6448 if (retval != FAIL)
|
|
|
6449 {
|
|
|
6450 curbuf = frombuf;
|
|
1055
|
6451 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum)
|
|
|
6452 if (ml_delete(lnum, FALSE) == FAIL)
|
|
7
|
6453 {
|
|
|
6454 /* Oops! We could try putting back the saved lines, but that
|
|
|
6455 * might fail again... */
|
|
|
6456 retval = FAIL;
|
|
|
6457 break;
|
|
|
6458 }
|
|
|
6459 }
|
|
|
6460
|
|
|
6461 curbuf = tbuf;
|
|
|
6462 return retval;
|
|
|
6463 }
|
|
|
6464
|
|
|
6465 /*
|
|
|
6466 * Check if buffer "buf" has been changed.
|
|
|
6467 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6468 * return 1 if a changed buffer was found.
|
|
|
6469 * return 2 if a message has been displayed.
|
|
|
6470 * return 0 otherwise.
|
|
|
6471 */
|
|
|
6472 int
|
|
|
6473 buf_check_timestamp(buf, focus)
|
|
|
6474 buf_T *buf;
|
|
1877
|
6475 int focus UNUSED; /* called for GUI focus event */
|
|
7
|
6476 {
|
|
|
6477 struct stat st;
|
|
|
6478 int stat_res;
|
|
|
6479 int retval = 0;
|
|
|
6480 char_u *path;
|
|
|
6481 char_u *tbuf;
|
|
|
6482 char *mesg = NULL;
|
|
188
|
6483 char *mesg2 = "";
|
|
7
|
6484 int helpmesg = FALSE;
|
|
|
6485 int reload = FALSE;
|
|
|
6486 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6487 int can_reload = FALSE;
|
|
|
6488 #endif
|
|
|
6489 size_t orig_size = buf->b_orig_size;
|
|
|
6490 int orig_mode = buf->b_orig_mode;
|
|
|
6491 #ifdef FEAT_GUI
|
|
|
6492 int save_mouse_correct = need_mouse_correct;
|
|
|
6493 #endif
|
|
|
6494 #ifdef FEAT_AUTOCMD
|
|
|
6495 static int busy = FALSE;
|
|
179
|
6496 int n;
|
|
|
6497 char_u *s;
|
|
|
6498 #endif
|
|
|
6499 char *reason;
|
|
7
|
6500
|
|
|
6501 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6502 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6503 * this buffer. */
|
|
|
6504 if (buf->b_ffname == NULL
|
|
|
6505 || buf->b_ml.ml_mfp == NULL
|
|
|
6506 #if defined(FEAT_QUICKFIX)
|
|
|
6507 || *buf->b_p_bt != NUL
|
|
|
6508 #endif
|
|
|
6509 || buf->b_saving
|
|
|
6510 #ifdef FEAT_AUTOCMD
|
|
|
6511 || busy
|
|
|
6512 #endif
|
|
33
|
6513 #ifdef FEAT_NETBEANS_INTG
|
|
|
6514 || isNetbeansBuffer(buf)
|
|
|
6515 #endif
|
|
7
|
6516 )
|
|
|
6517 return 0;
|
|
|
6518
|
|
|
6519 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6520 && buf->b_mtime != 0
|
|
|
6521 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6522 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6523 #ifdef HAVE_ST_MODE
|
|
|
6524 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6525 #else
|
|
|
6526 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6527 #endif
|
|
|
6528 ))
|
|
|
6529 {
|
|
|
6530 retval = 1;
|
|
|
6531
|
|
628
|
6532 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6533 * FileChangedShell autocmd) */
|
|
7
|
6534 if (stat_res < 0)
|
|
|
6535 {
|
|
|
6536 buf->b_mtime = 0;
|
|
|
6537 buf->b_orig_size = 0;
|
|
|
6538 buf->b_orig_mode = 0;
|
|
|
6539 }
|
|
|
6540 else
|
|
|
6541 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6542
|
|
|
6543 /* Don't do anything for a directory. Might contain the file
|
|
|
6544 * explorer. */
|
|
|
6545 if (mch_isdir(buf->b_fname))
|
|
|
6546 ;
|
|
|
6547
|
|
|
6548 /*
|
|
|
6549 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6550 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6551 * was set, the global option value otherwise.
|
|
|
6552 */
|
|
|
6553 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6554 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6555 reload = TRUE;
|
|
|
6556 else
|
|
|
6557 {
|
|
179
|
6558 if (stat_res < 0)
|
|
|
6559 reason = "deleted";
|
|
|
6560 else if (bufIsChanged(buf))
|
|
|
6561 reason = "conflict";
|
|
|
6562 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6563 reason = "changed";
|
|
|
6564 else if (orig_mode != buf->b_orig_mode)
|
|
|
6565 reason = "mode";
|
|
|
6566 else
|
|
|
6567 reason = "time";
|
|
|
6568
|
|
7
|
6569 #ifdef FEAT_AUTOCMD
|
|
|
6570 /*
|
|
|
6571 * Only give the warning if there are no FileChangedShell
|
|
|
6572 * autocommands.
|
|
|
6573 * Avoid being called recursively by setting "busy".
|
|
|
6574 */
|
|
|
6575 busy = TRUE;
|
|
532
|
6576 # ifdef FEAT_EVAL
|
|
179
|
6577 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6578 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6579 # endif
|
|
1834
|
6580 ++allbuf_lock;
|
|
7
|
6581 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6582 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
1834
|
6583 --allbuf_lock;
|
|
7
|
6584 busy = FALSE;
|
|
|
6585 if (n)
|
|
|
6586 {
|
|
|
6587 if (!buf_valid(buf))
|
|
|
6588 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6589 # ifdef FEAT_EVAL
|
|
179
|
6590 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6591 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6592 reload = TRUE;
|
|
|
6593 else if (STRCMP(s, "ask") == 0)
|
|
|
6594 n = FALSE;
|
|
|
6595 else
|
|
532
|
6596 # endif
|
|
179
|
6597 return 2;
|
|
7
|
6598 }
|
|
179
|
6599 if (!n)
|
|
7
|
6600 #endif
|
|
|
6601 {
|
|
179
|
6602 if (*reason == 'd')
|
|
|
6603 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6604 else
|
|
|
6605 {
|
|
|
6606 helpmesg = TRUE;
|
|
|
6607 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6608 can_reload = TRUE;
|
|
|
6609 #endif
|
|
|
6610 /*
|
|
|
6611 * Check if the file contents really changed to avoid
|
|
|
6612 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6613 * checked out of CVS). Always warn when the buffer was
|
|
|
6614 * changed.
|
|
|
6615 */
|
|
179
|
6616 if (reason[2] == 'n')
|
|
|
6617 {
|
|
7
|
6618 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6619 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6620 }
|
|
|
6621 else if (reason[1] == 'h')
|
|
|
6622 {
|
|
7
|
6623 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6624 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6625 }
|
|
|
6626 else if (*reason == 'm')
|
|
|
6627 {
|
|
7
|
6628 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6629 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6630 }
|
|
1913
|
6631 else
|
|
|
6632 /* Only timestamp changed, store it to avoid a warning
|
|
|
6633 * in check_mtime() later. */
|
|
|
6634 buf->b_mtime_read = buf->b_mtime;
|
|
7
|
6635 }
|
|
|
6636 }
|
|
|
6637 }
|
|
|
6638
|
|
|
6639 }
|
|
|
6640 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6641 && vim_fexists(buf->b_ffname))
|
|
|
6642 {
|
|
|
6643 retval = 1;
|
|
|
6644 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6645 buf->b_flags |= BF_NEW_W;
|
|
|
6646 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6647 can_reload = TRUE;
|
|
|
6648 #endif
|
|
|
6649 }
|
|
|
6650
|
|
|
6651 if (mesg != NULL)
|
|
|
6652 {
|
|
|
6653 path = home_replace_save(buf, buf->b_fname);
|
|
|
6654 if (path != NULL)
|
|
|
6655 {
|
|
179
|
6656 if (!helpmesg)
|
|
7
|
6657 mesg2 = "";
|
|
|
6658 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6659 + STRLEN(mesg2) + 2));
|
|
|
6660 sprintf((char *)tbuf, mesg, path);
|
|
1848
|
6661 #ifdef FEAT_EVAL
|
|
|
6662 /* Set warningmsg here, before the unimportant and output-specific
|
|
|
6663 * mesg2 has been appended. */
|
|
|
6664 set_vim_var_string(VV_WARNINGMSG, tbuf, -1);
|
|
|
6665 #endif
|
|
7
|
6666 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6667 if (can_reload)
|
|
|
6668 {
|
|
|
6669 if (*mesg2 != NUL)
|
|
|
6670 {
|
|
|
6671 STRCAT(tbuf, "\n");
|
|
|
6672 STRCAT(tbuf, mesg2);
|
|
|
6673 }
|
|
|
6674 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6675 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6676 reload = TRUE;
|
|
|
6677 }
|
|
|
6678 else
|
|
|
6679 #endif
|
|
|
6680 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6681 {
|
|
|
6682 if (*mesg2 != NUL)
|
|
|
6683 {
|
|
|
6684 STRCAT(tbuf, "; ");
|
|
|
6685 STRCAT(tbuf, mesg2);
|
|
|
6686 }
|
|
|
6687 EMSG(tbuf);
|
|
|
6688 retval = 2;
|
|
|
6689 }
|
|
|
6690 else
|
|
|
6691 {
|
|
8
|
6692 # ifdef FEAT_AUTOCMD
|
|
7
|
6693 if (!autocmd_busy)
|
|
8
|
6694 # endif
|
|
7
|
6695 {
|
|
|
6696 msg_start();
|
|
|
6697 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6698 if (*mesg2 != NUL)
|
|
|
6699 msg_puts_attr((char_u *)mesg2,
|
|
|
6700 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6701 msg_clr_eos();
|
|
|
6702 (void)msg_end();
|
|
|
6703 if (emsg_silent == 0)
|
|
|
6704 {
|
|
|
6705 out_flush();
|
|
8
|
6706 # ifdef FEAT_GUI
|
|
7
|
6707 if (!focus)
|
|
8
|
6708 # endif
|
|
7
|
6709 /* give the user some time to think about it */
|
|
|
6710 ui_delay(1000L, TRUE);
|
|
|
6711
|
|
|
6712 /* don't redraw and erase the message */
|
|
|
6713 redraw_cmdline = FALSE;
|
|
|
6714 }
|
|
|
6715 }
|
|
|
6716 already_warned = TRUE;
|
|
|
6717 }
|
|
|
6718
|
|
|
6719 vim_free(path);
|
|
|
6720 vim_free(tbuf);
|
|
|
6721 }
|
|
|
6722 }
|
|
|
6723
|
|
|
6724 if (reload)
|
|
311
|
6725 /* Reload the buffer. */
|
|
628
|
6726 buf_reload(buf, orig_mode);
|
|
7
|
6727
|
|
765
|
6728 #ifdef FEAT_AUTOCMD
|
|
1620
|
6729 /* Trigger FileChangedShell when the file was changed in any way. */
|
|
|
6730 if (buf_valid(buf) && retval != 0)
|
|
765
|
6731 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST,
|
|
|
6732 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6733 #endif
|
|
7
|
6734 #ifdef FEAT_GUI
|
|
|
6735 /* restore this in case an autocommand has set it; it would break
|
|
|
6736 * 'mousefocus' */
|
|
|
6737 need_mouse_correct = save_mouse_correct;
|
|
|
6738 #endif
|
|
|
6739
|
|
|
6740 return retval;
|
|
|
6741 }
|
|
|
6742
|
|
311
|
6743 /*
|
|
|
6744 * Reload a buffer that is already loaded.
|
|
|
6745 * Used when the file was changed outside of Vim.
|
|
628
|
6746 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6747 * buf->b_orig_mode may have been reset already.
|
|
311
|
6748 */
|
|
|
6749 void
|
|
628
|
6750 buf_reload(buf, orig_mode)
|
|
311
|
6751 buf_T *buf;
|
|
628
|
6752 int orig_mode;
|
|
311
|
6753 {
|
|
|
6754 exarg_T ea;
|
|
|
6755 pos_T old_cursor;
|
|
|
6756 linenr_T old_topline;
|
|
|
6757 int old_ro = buf->b_p_ro;
|
|
|
6758 buf_T *savebuf;
|
|
|
6759 int saved = OK;
|
|
|
6760 aco_save_T aco;
|
|
|
6761
|
|
|
6762 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6763 aucmd_prepbuf(&aco, buf);
|
|
|
6764
|
|
|
6765 /* We only want to read the text from the file, not reset the syntax
|
|
|
6766 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6767 * and encoding to be the same. */
|
|
|
6768 if (prep_exarg(&ea, buf) == OK)
|
|
|
6769 {
|
|
|
6770 old_cursor = curwin->w_cursor;
|
|
|
6771 old_topline = curwin->w_topline;
|
|
|
6772
|
|
|
6773 /*
|
|
|
6774 * To behave like when a new file is edited (matters for
|
|
|
6775 * BufReadPost autocommands) we first need to delete the current
|
|
|
6776 * buffer contents. But if reading the file fails we should keep
|
|
|
6777 * the old contents. Can't use memory only, the file might be
|
|
|
6778 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6779 */
|
|
|
6780 if (bufempty())
|
|
|
6781 savebuf = NULL;
|
|
|
6782 else
|
|
|
6783 {
|
|
|
6784 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6785 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
837
|
6786 if (savebuf != NULL && buf == curbuf)
|
|
311
|
6787 {
|
|
|
6788 /* Open the memline. */
|
|
|
6789 curbuf = savebuf;
|
|
|
6790 curwin->w_buffer = savebuf;
|
|
625
|
6791 saved = ml_open(curbuf);
|
|
311
|
6792 curbuf = buf;
|
|
|
6793 curwin->w_buffer = buf;
|
|
|
6794 }
|
|
837
|
6795 if (savebuf == NULL || saved == FAIL || buf != curbuf
|
|
311
|
6796 || move_lines(buf, savebuf) == FAIL)
|
|
|
6797 {
|
|
|
6798 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6799 buf->b_fname);
|
|
|
6800 saved = FAIL;
|
|
|
6801 }
|
|
|
6802 }
|
|
|
6803
|
|
|
6804 if (saved == OK)
|
|
|
6805 {
|
|
|
6806 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6807 #ifdef FEAT_AUTOCMD
|
|
|
6808 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6809 #endif
|
|
|
6810 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6811 (linenr_T)0,
|
|
|
6812 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6813 {
|
|
|
6814 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6815 if (!aborting())
|
|
|
6816 #endif
|
|
|
6817 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
837
|
6818 if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf)
|
|
311
|
6819 {
|
|
|
6820 /* Put the text back from the save buffer. First
|
|
|
6821 * delete any lines that readfile() added. */
|
|
|
6822 while (!bufempty())
|
|
837
|
6823 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
311
|
6824 break;
|
|
|
6825 (void)move_lines(savebuf, buf);
|
|
|
6826 }
|
|
|
6827 }
|
|
837
|
6828 else if (buf == curbuf)
|
|
311
|
6829 {
|
|
|
6830 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6831 unchanged(buf, TRUE);
|
|
|
6832 u_blockfree(buf);
|
|
|
6833 u_clearall(buf);
|
|
|
6834 }
|
|
|
6835 }
|
|
|
6836 vim_free(ea.cmd);
|
|
|
6837
|
|
837
|
6838 if (savebuf != NULL && buf_valid(savebuf))
|
|
311
|
6839 wipe_buffer(savebuf, FALSE);
|
|
|
6840
|
|
|
6841 #ifdef FEAT_DIFF
|
|
|
6842 /* Invalidate diff info if necessary. */
|
|
837
|
6843 diff_invalidate(curbuf);
|
|
311
|
6844 #endif
|
|
|
6845
|
|
|
6846 /* Restore the topline and cursor position and check it (lines may
|
|
|
6847 * have been removed). */
|
|
|
6848 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6849 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6850 else
|
|
|
6851 curwin->w_topline = old_topline;
|
|
|
6852 curwin->w_cursor = old_cursor;
|
|
|
6853 check_cursor();
|
|
|
6854 update_topline();
|
|
|
6855 #ifdef FEAT_AUTOCMD
|
|
|
6856 keep_filetype = FALSE;
|
|
|
6857 #endif
|
|
|
6858 #ifdef FEAT_FOLDING
|
|
|
6859 {
|
|
1863
|
6860 win_T *wp;
|
|
|
6861 tabpage_T *tp;
|
|
311
|
6862
|
|
|
6863 /* Update folds unless they are defined manually. */
|
|
1863
|
6864 FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
311
|
6865 if (wp->w_buffer == curwin->w_buffer
|
|
|
6866 && !foldmethodIsManual(wp))
|
|
|
6867 foldUpdateAll(wp);
|
|
|
6868 }
|
|
|
6869 #endif
|
|
|
6870 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6871 * value; the user probably used the ":view" command. But don't
|
|
|
6872 * reset it, might have had a read error. */
|
|
|
6873 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6874 curbuf->b_p_ro |= old_ro;
|
|
|
6875 }
|
|
|
6876
|
|
|
6877 /* restore curwin/curbuf and a few other things */
|
|
|
6878 aucmd_restbuf(&aco);
|
|
|
6879 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6880 }
|
|
|
6881
|
|
7
|
6882 void
|
|
|
6883 buf_store_time(buf, st, fname)
|
|
|
6884 buf_T *buf;
|
|
|
6885 struct stat *st;
|
|
1877
|
6886 char_u *fname UNUSED;
|
|
7
|
6887 {
|
|
|
6888 buf->b_mtime = (long)st->st_mtime;
|
|
|
6889 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6890 #ifdef HAVE_ST_MODE
|
|
|
6891 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6892 #else
|
|
|
6893 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6894 #endif
|
|
|
6895 }
|
|
|
6896
|
|
|
6897 /*
|
|
|
6898 * Adjust the line with missing eol, used for the next write.
|
|
|
6899 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6900 */
|
|
|
6901 void
|
|
|
6902 write_lnum_adjust(offset)
|
|
|
6903 linenr_T offset;
|
|
|
6904 {
|
|
167
|
6905 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6906 write_no_eol_lnum += offset;
|
|
|
6907 }
|
|
|
6908
|
|
|
6909 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6910 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6911
|
|
|
6912 /*
|
|
|
6913 * Delete the temp directory and all files it contains.
|
|
|
6914 */
|
|
|
6915 void
|
|
|
6916 vim_deltempdir()
|
|
|
6917 {
|
|
|
6918 char_u **files;
|
|
|
6919 int file_count;
|
|
|
6920 int i;
|
|
|
6921
|
|
|
6922 if (vim_tempdir != NULL)
|
|
|
6923 {
|
|
|
6924 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6925 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6926 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6927 {
|
|
|
6928 for (i = 0; i < file_count; ++i)
|
|
|
6929 mch_remove(files[i]);
|
|
|
6930 FreeWild(file_count, files);
|
|
|
6931 }
|
|
|
6932 gettail(NameBuff)[-1] = NUL;
|
|
|
6933 (void)mch_rmdir(NameBuff);
|
|
|
6934
|
|
|
6935 vim_free(vim_tempdir);
|
|
|
6936 vim_tempdir = NULL;
|
|
|
6937 }
|
|
|
6938 }
|
|
|
6939 #endif
|
|
|
6940
|
|
|
6941 /*
|
|
|
6942 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6943 *
|
|
|
6944 * The temp file is NOT created.
|
|
|
6945 *
|
|
|
6946 * The returned pointer is to allocated memory.
|
|
|
6947 * The returned pointer is NULL if no valid name was found.
|
|
|
6948 */
|
|
|
6949 char_u *
|
|
|
6950 vim_tempname(extra_char)
|
|
1877
|
6951 int extra_char UNUSED; /* char to use in the name instead of '?' */
|
|
7
|
6952 {
|
|
|
6953 #ifdef USE_TMPNAM
|
|
|
6954 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6955 #else
|
|
|
6956 char_u itmp[TEMPNAMELEN];
|
|
|
6957 #endif
|
|
|
6958
|
|
|
6959 #ifdef TEMPDIRNAMES
|
|
|
6960 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6961 int i;
|
|
|
6962 long nr;
|
|
|
6963 long off;
|
|
|
6964 # ifndef EEXIST
|
|
|
6965 struct stat st;
|
|
|
6966 # endif
|
|
|
6967
|
|
|
6968 /*
|
|
|
6969 * This will create a directory for private use by this instance of Vim.
|
|
|
6970 * This is done once, and the same directory is used for all temp files.
|
|
|
6971 * This method avoids security problems because of symlink attacks et al.
|
|
|
6972 * It's also a bit faster, because we only need to check for an existing
|
|
|
6973 * file when creating the directory and not for each temp file.
|
|
|
6974 */
|
|
|
6975 if (vim_tempdir == NULL)
|
|
|
6976 {
|
|
|
6977 /*
|
|
|
6978 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6979 */
|
|
1877
|
6980 for (i = 0; i < (int)(sizeof(tempdirs) / sizeof(char *)); ++i)
|
|
7
|
6981 {
|
|
|
6982 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6983 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6984 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6985 {
|
|
|
6986 # ifdef __EMX__
|
|
|
6987 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6988 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6989 * Adding 2 backslashes didn't work. */
|
|
|
6990 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6991 STRCAT(itmp, "/");
|
|
|
6992 else
|
|
|
6993 # endif
|
|
|
6994 add_pathsep(itmp);
|
|
|
6995
|
|
|
6996 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6997 * unlikely that it already exists it will be faster,
|
|
|
6998 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6999 * security problems because of the predictable number. */
|
|
|
7000 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
7001
|
|
|
7002 /* Try up to 10000 different values until we find a name that
|
|
|
7003 * doesn't exist. */
|
|
|
7004 for (off = 0; off < 10000L; ++off)
|
|
|
7005 {
|
|
|
7006 int r;
|
|
|
7007 #if defined(UNIX) || defined(VMS)
|
|
|
7008 mode_t umask_save;
|
|
|
7009 #endif
|
|
|
7010
|
|
|
7011 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
7012 # ifndef EEXIST
|
|
|
7013 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
7014 * existing file here. There is a race condition then,
|
|
|
7015 * although it's fail-safe. */
|
|
|
7016 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
7017 continue;
|
|
|
7018 # endif
|
|
|
7019 #if defined(UNIX) || defined(VMS)
|
|
|
7020 /* Make sure the umask doesn't remove the executable bit.
|
|
|
7021 * "repl" has been reported to use "177". */
|
|
|
7022 umask_save = umask(077);
|
|
|
7023 #endif
|
|
|
7024 r = vim_mkdir(itmp, 0700);
|
|
|
7025 #if defined(UNIX) || defined(VMS)
|
|
|
7026 (void)umask(umask_save);
|
|
|
7027 #endif
|
|
|
7028 if (r == 0)
|
|
|
7029 {
|
|
|
7030 char_u *buf;
|
|
|
7031
|
|
|
7032 /* Directory was created, use this name.
|
|
|
7033 * Expand to full path; When using the current
|
|
|
7034 * directory a ":cd" would confuse us. */
|
|
|
7035 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
7036 if (buf != NULL)
|
|
|
7037 {
|
|
|
7038 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
7039 == FAIL)
|
|
|
7040 STRCPY(buf, itmp);
|
|
|
7041 # ifdef __EMX__
|
|
|
7042 if (vim_strchr(buf, '/') != NULL)
|
|
|
7043 STRCAT(buf, "/");
|
|
|
7044 else
|
|
|
7045 # endif
|
|
|
7046 add_pathsep(buf);
|
|
|
7047 vim_tempdir = vim_strsave(buf);
|
|
|
7048 vim_free(buf);
|
|
|
7049 }
|
|
|
7050 break;
|
|
|
7051 }
|
|
|
7052 # ifdef EEXIST
|
|
|
7053 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
7054 * we probably can't create any dir here, try another
|
|
|
7055 * place. */
|
|
|
7056 if (errno != EEXIST)
|
|
|
7057 # endif
|
|
|
7058 break;
|
|
|
7059 }
|
|
|
7060 if (vim_tempdir != NULL)
|
|
|
7061 break;
|
|
|
7062 }
|
|
|
7063 }
|
|
|
7064 }
|
|
|
7065
|
|
|
7066 if (vim_tempdir != NULL)
|
|
|
7067 {
|
|
|
7068 /* There is no need to check if the file exists, because we own the
|
|
|
7069 * directory and nobody else creates a file in it. */
|
|
|
7070 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
7071 return vim_strsave(itmp);
|
|
|
7072 }
|
|
|
7073
|
|
|
7074 return NULL;
|
|
|
7075
|
|
|
7076 #else /* TEMPDIRNAMES */
|
|
|
7077
|
|
|
7078 # ifdef WIN3264
|
|
|
7079 char szTempFile[_MAX_PATH + 1];
|
|
|
7080 char buf4[4];
|
|
|
7081 char_u *retval;
|
|
|
7082 char_u *p;
|
|
|
7083
|
|
|
7084 STRCPY(itmp, "");
|
|
|
7085 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
7086 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
7087 strcpy(buf4, "VIM");
|
|
|
7088 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
7089 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
7090 return NULL;
|
|
|
7091 /* GetTempFileName() will create the file, we don't want that */
|
|
|
7092 (void)DeleteFile(itmp);
|
|
|
7093
|
|
|
7094 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
7095 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
7096 * didn't set 'shellslash'. */
|
|
|
7097 retval = vim_strsave(itmp);
|
|
|
7098 if (*p_shcf == '-' || p_ssl)
|
|
|
7099 for (p = retval; *p; ++p)
|
|
|
7100 if (*p == '\\')
|
|
|
7101 *p = '/';
|
|
|
7102 return retval;
|
|
|
7103
|
|
|
7104 # else /* WIN3264 */
|
|
|
7105
|
|
|
7106 # ifdef USE_TMPNAM
|
|
|
7107 /* tmpnam() will make its own name */
|
|
|
7108 if (*tmpnam((char *)itmp) == NUL)
|
|
|
7109 return NULL;
|
|
|
7110 # else
|
|
|
7111 char_u *p;
|
|
|
7112
|
|
|
7113 # ifdef VMS_TEMPNAM
|
|
|
7114 /* mktemp() is not working on VMS. It seems to be
|
|
|
7115 * a do-nothing function. Therefore we use tempnam().
|
|
|
7116 */
|
|
|
7117 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
7118 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
7119 if (p != NULL)
|
|
|
7120 {
|
|
|
7121 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
7122 * and VIM will then be unable to find the file later */
|
|
|
7123 STRCPY(itmp, p);
|
|
|
7124 STRCAT(itmp, ".txt");
|
|
|
7125 free(p);
|
|
|
7126 }
|
|
|
7127 else
|
|
|
7128 return NULL;
|
|
|
7129 # else
|
|
|
7130 STRCPY(itmp, TEMPNAME);
|
|
|
7131 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
7132 *p = extra_char;
|
|
|
7133 if (mktemp((char *)itmp) == NULL)
|
|
|
7134 return NULL;
|
|
|
7135 # endif
|
|
|
7136 # endif
|
|
|
7137
|
|
|
7138 return vim_strsave(itmp);
|
|
|
7139 # endif /* WIN3264 */
|
|
|
7140 #endif /* TEMPDIRNAMES */
|
|
|
7141 }
|
|
|
7142
|
|
|
7143 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
7144 /*
|
|
|
7145 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
7146 */
|
|
|
7147 void
|
|
|
7148 forward_slash(fname)
|
|
|
7149 char_u *fname;
|
|
|
7150 {
|
|
|
7151 char_u *p;
|
|
|
7152
|
|
|
7153 for (p = fname; *p != NUL; ++p)
|
|
|
7154 # ifdef FEAT_MBYTE
|
|
|
7155 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
7156 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
7157 ++p;
|
|
|
7158 else
|
|
|
7159 # endif
|
|
|
7160 if (*p == '\\')
|
|
|
7161 *p = '/';
|
|
|
7162 }
|
|
|
7163 #endif
|
|
|
7164
|
|
|
7165
|
|
|
7166 /*
|
|
|
7167 * Code for automatic commands.
|
|
|
7168 *
|
|
|
7169 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
7170 */
|
|
|
7171
|
|
|
7172 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
7173
|
|
|
7174 /*
|
|
|
7175 * The autocommands are stored in a list for each event.
|
|
|
7176 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
7177 * together, to avoid having to match the pattern too often.
|
|
|
7178 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
7179 *
|
|
|
7180 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
7181 * Autopat.cmds Autopat.cmds
|
|
|
7182 * | |
|
|
|
7183 * V V
|
|
|
7184 * AutoCmd.next AutoCmd.next
|
|
|
7185 * | |
|
|
|
7186 * V V
|
|
|
7187 * AutoCmd.next NULL
|
|
|
7188 * |
|
|
|
7189 * V
|
|
|
7190 * NULL
|
|
|
7191 *
|
|
|
7192 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
7193 * Autopat.cmds
|
|
|
7194 * |
|
|
|
7195 * V
|
|
|
7196 * AutoCmd.next
|
|
|
7197 * |
|
|
|
7198 * V
|
|
|
7199 * NULL
|
|
|
7200 * etc.
|
|
|
7201 *
|
|
|
7202 * The order of AutoCmds is important, this is the order in which they were
|
|
|
7203 * defined and will have to be executed.
|
|
|
7204 */
|
|
|
7205 typedef struct AutoCmd
|
|
|
7206 {
|
|
|
7207 char_u *cmd; /* The command to be executed (NULL
|
|
|
7208 when command has been removed) */
|
|
|
7209 char nested; /* If autocommands nest here */
|
|
|
7210 char last; /* last command in list */
|
|
|
7211 #ifdef FEAT_EVAL
|
|
|
7212 scid_T scriptID; /* script ID where defined */
|
|
|
7213 #endif
|
|
|
7214 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
7215 } AutoCmd;
|
|
|
7216
|
|
|
7217 typedef struct AutoPat
|
|
|
7218 {
|
|
|
7219 int group; /* group ID */
|
|
|
7220 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
7221 has been removed) */
|
|
|
7222 int patlen; /* strlen() of pat */
|
|
153
|
7223 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
7224 char allow_dirs; /* Pattern may match whole path */
|
|
|
7225 char last; /* last pattern for apply_autocmds() */
|
|
|
7226 AutoCmd *cmds; /* list of commands to do */
|
|
|
7227 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
7228 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
7229 } AutoPat;
|
|
|
7230
|
|
|
7231 static struct event_name
|
|
|
7232 {
|
|
|
7233 char *name; /* event name */
|
|
661
|
7234 event_T event; /* event number */
|
|
7
|
7235 } event_names[] =
|
|
|
7236 {
|
|
|
7237 {"BufAdd", EVENT_BUFADD},
|
|
|
7238 {"BufCreate", EVENT_BUFADD},
|
|
|
7239 {"BufDelete", EVENT_BUFDELETE},
|
|
|
7240 {"BufEnter", EVENT_BUFENTER},
|
|
|
7241 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
7242 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
7243 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
7244 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
7245 {"BufNew", EVENT_BUFNEW},
|
|
|
7246 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
7247 {"BufRead", EVENT_BUFREADPOST},
|
|
|
7248 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
7249 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
7250 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
7251 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
7252 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
7253 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
7254 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
7255 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
7256 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
7257 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
7258 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
7259 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
7260 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
7261 {"ColorScheme", EVENT_COLORSCHEME},
|
|
661
|
7262 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
7263 {"CursorHoldI", EVENT_CURSORHOLDI},
|
|
|
7264 {"CursorMoved", EVENT_CURSORMOVED},
|
|
|
7265 {"CursorMovedI", EVENT_CURSORMOVEDI},
|
|
7
|
7266 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
7267 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
7268 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
7269 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
7270 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
7271 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
765
|
7272 {"FileChangedShellPost",EVENT_FILECHANGEDSHELLPOST},
|
|
7
|
7273 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
7274 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
7275 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
7276 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
7277 {"FileType", EVENT_FILETYPE},
|
|
|
7278 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
7279 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
7280 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
7281 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
7282 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
7283 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
7284 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
7285 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
7286 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
7287 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
7288 {"GUIEnter", EVENT_GUIENTER},
|
|
946
|
7289 {"GUIFailed", EVENT_GUIFAILED},
|
|
11
|
7290 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
7291 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
7292 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
7293 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
7294 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
7295 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
7296 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
7297 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
723
|
7298 {"ShellCmdPost", EVENT_SHELLCMDPOST},
|
|
|
7299 {"ShellFilterPost", EVENT_SHELLFILTERPOST},
|
|
715
|
7300 {"SourcePre", EVENT_SOURCEPRE},
|
|
1061
|
7301 {"SourceCmd", EVENT_SOURCECMD},
|
|
649
|
7302 {"SpellFileMissing",EVENT_SPELLFILEMISSING},
|
|
7
|
7303 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
7304 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
674
|
7305 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
7306 {"Syntax", EVENT_SYNTAX},
|
|
676
|
7307 {"TabEnter", EVENT_TABENTER},
|
|
|
7308 {"TabLeave", EVENT_TABLEAVE},
|
|
7
|
7309 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
7310 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
7311 {"User", EVENT_USER},
|
|
|
7312 {"VimEnter", EVENT_VIMENTER},
|
|
|
7313 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
7314 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
7315 {"WinEnter", EVENT_WINENTER},
|
|
|
7316 {"WinLeave", EVENT_WINLEAVE},
|
|
765
|
7317 {"VimResized", EVENT_VIMRESIZED},
|
|
661
|
7318 {NULL, (event_T)0}
|
|
7
|
7319 };
|
|
|
7320
|
|
|
7321 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
7322 {
|
|
|
7323 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7324 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7325 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7326 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
7327 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7328 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
7329 };
|
|
|
7330
|
|
|
7331 /*
|
|
|
7332 * struct used to keep status while executing autocommands for an event.
|
|
|
7333 */
|
|
|
7334 typedef struct AutoPatCmd
|
|
|
7335 {
|
|
|
7336 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
7337 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
7338 int group; /* group being used */
|
|
|
7339 char_u *fname; /* fname to match with */
|
|
|
7340 char_u *sfname; /* sfname to match with */
|
|
|
7341 char_u *tail; /* tail of fname */
|
|
661
|
7342 event_T event; /* current event */
|
|
40
|
7343 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
7344 buf is deleted */
|
|
|
7345 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
7346 } AutoPatCmd;
|
|
|
7347
|
|
297
|
7348 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
7349
|
|
7
|
7350 /*
|
|
|
7351 * augroups stores a list of autocmd group names.
|
|
|
7352 */
|
|
297
|
7353 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
7354 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
7355
|
|
|
7356 /*
|
|
|
7357 * The ID of the current group. Group 0 is the default one.
|
|
|
7358 */
|
|
|
7359 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7360
|
|
|
7361 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7362
|
|
661
|
7363 static void show_autocmd __ARGS((AutoPat *ap, event_T event));
|
|
7
|
7364 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7365 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7366 static void au_cleanup __ARGS((void));
|
|
|
7367 static int au_new_group __ARGS((char_u *name));
|
|
|
7368 static void au_del_group __ARGS((char_u *name));
|
|
661
|
7369 static event_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7370 static char_u *event_nr2name __ARGS((event_T event));
|
|
7
|
7371 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
661
|
7372 static int event_ignored __ARGS((event_T event));
|
|
7
|
7373 static int au_get_grouparg __ARGS((char_u **argp));
|
|
661
|
7374 static int do_autocmd_event __ARGS((event_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
7
|
7375 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
661
|
7376 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
|
7377 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7378
|
|
40
|
7379
|
|
661
|
7380 static event_T last_event;
|
|
7
|
7381 static int last_group;
|
|
1410
|
7382 static int autocmd_blocked = 0; /* block all autocmds */
|
|
7
|
7383
|
|
|
7384 /*
|
|
|
7385 * Show the autocommands for one AutoPat.
|
|
|
7386 */
|
|
|
7387 static void
|
|
|
7388 show_autocmd(ap, event)
|
|
|
7389 AutoPat *ap;
|
|
661
|
7390 event_T event;
|
|
7
|
7391 {
|
|
|
7392 AutoCmd *ac;
|
|
|
7393
|
|
|
7394 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7395 * when "q" has been hit for the "--more--" prompt */
|
|
|
7396 if (got_int)
|
|
|
7397 return;
|
|
|
7398 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7399 return;
|
|
|
7400
|
|
|
7401 msg_putchar('\n');
|
|
|
7402 if (got_int)
|
|
|
7403 return;
|
|
|
7404 if (event != last_event || ap->group != last_group)
|
|
|
7405 {
|
|
|
7406 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7407 {
|
|
|
7408 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7409 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7410 else
|
|
|
7411 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7412 msg_puts((char_u *)" ");
|
|
|
7413 }
|
|
|
7414 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7415 last_event = event;
|
|
|
7416 last_group = ap->group;
|
|
|
7417 msg_putchar('\n');
|
|
|
7418 if (got_int)
|
|
|
7419 return;
|
|
|
7420 }
|
|
|
7421 msg_col = 4;
|
|
|
7422 msg_outtrans(ap->pat);
|
|
|
7423
|
|
|
7424 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7425 {
|
|
|
7426 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7427 {
|
|
|
7428 if (msg_col >= 14)
|
|
|
7429 msg_putchar('\n');
|
|
|
7430 msg_col = 14;
|
|
|
7431 if (got_int)
|
|
|
7432 return;
|
|
|
7433 msg_outtrans(ac->cmd);
|
|
500
|
7434 #ifdef FEAT_EVAL
|
|
|
7435 if (p_verbose > 0)
|
|
|
7436 last_set_msg(ac->scriptID);
|
|
|
7437 #endif
|
|
7
|
7438 if (got_int)
|
|
|
7439 return;
|
|
|
7440 if (ac->next != NULL)
|
|
|
7441 {
|
|
|
7442 msg_putchar('\n');
|
|
|
7443 if (got_int)
|
|
|
7444 return;
|
|
|
7445 }
|
|
|
7446 }
|
|
|
7447 }
|
|
|
7448 }
|
|
|
7449
|
|
|
7450 /*
|
|
|
7451 * Mark an autocommand pattern for deletion.
|
|
|
7452 */
|
|
|
7453 static void
|
|
|
7454 au_remove_pat(ap)
|
|
|
7455 AutoPat *ap;
|
|
|
7456 {
|
|
|
7457 vim_free(ap->pat);
|
|
|
7458 ap->pat = NULL;
|
|
40
|
7459 ap->buflocal_nr = -1;
|
|
7
|
7460 au_need_clean = TRUE;
|
|
|
7461 }
|
|
|
7462
|
|
|
7463 /*
|
|
|
7464 * Mark all commands for a pattern for deletion.
|
|
|
7465 */
|
|
|
7466 static void
|
|
|
7467 au_remove_cmds(ap)
|
|
|
7468 AutoPat *ap;
|
|
|
7469 {
|
|
|
7470 AutoCmd *ac;
|
|
|
7471
|
|
|
7472 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7473 {
|
|
|
7474 vim_free(ac->cmd);
|
|
|
7475 ac->cmd = NULL;
|
|
|
7476 }
|
|
|
7477 au_need_clean = TRUE;
|
|
|
7478 }
|
|
|
7479
|
|
|
7480 /*
|
|
|
7481 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7482 * This is only done when not executing autocommands.
|
|
|
7483 */
|
|
|
7484 static void
|
|
|
7485 au_cleanup()
|
|
|
7486 {
|
|
|
7487 AutoPat *ap, **prev_ap;
|
|
|
7488 AutoCmd *ac, **prev_ac;
|
|
661
|
7489 event_T event;
|
|
7
|
7490
|
|
|
7491 if (autocmd_busy || !au_need_clean)
|
|
|
7492 return;
|
|
|
7493
|
|
|
7494 /* loop over all events */
|
|
661
|
7495 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7496 event = (event_T)((int)event + 1))
|
|
7
|
7497 {
|
|
|
7498 /* loop over all autocommand patterns */
|
|
|
7499 prev_ap = &(first_autopat[(int)event]);
|
|
|
7500 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7501 {
|
|
|
7502 /* loop over all commands for this pattern */
|
|
|
7503 prev_ac = &(ap->cmds);
|
|
|
7504 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7505 {
|
|
|
7506 /* remove the command if the pattern is to be deleted or when
|
|
|
7507 * the command has been marked for deletion */
|
|
|
7508 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7509 {
|
|
|
7510 *prev_ac = ac->next;
|
|
|
7511 vim_free(ac->cmd);
|
|
|
7512 vim_free(ac);
|
|
|
7513 }
|
|
|
7514 else
|
|
|
7515 prev_ac = &(ac->next);
|
|
|
7516 }
|
|
|
7517
|
|
|
7518 /* remove the pattern if it has been marked for deletion */
|
|
|
7519 if (ap->pat == NULL)
|
|
|
7520 {
|
|
|
7521 *prev_ap = ap->next;
|
|
153
|
7522 vim_free(ap->reg_prog);
|
|
7
|
7523 vim_free(ap);
|
|
|
7524 }
|
|
|
7525 else
|
|
|
7526 prev_ap = &(ap->next);
|
|
|
7527 }
|
|
|
7528 }
|
|
|
7529
|
|
|
7530 au_need_clean = FALSE;
|
|
|
7531 }
|
|
|
7532
|
|
|
7533 /*
|
|
40
|
7534 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7535 * autocmds.
|
|
|
7536 */
|
|
|
7537 void
|
|
|
7538 aubuflocal_remove(buf)
|
|
|
7539 buf_T *buf;
|
|
|
7540 {
|
|
|
7541 AutoPat *ap;
|
|
661
|
7542 event_T event;
|
|
40
|
7543 AutoPatCmd *apc;
|
|
|
7544
|
|
|
7545 /* invalidate currently executing autocommands */
|
|
|
7546 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7547 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7548 apc->arg_bufnr = 0;
|
|
|
7549
|
|
|
7550 /* invalidate buflocals looping through events */
|
|
661
|
7551 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7552 event = (event_T)((int)event + 1))
|
|
40
|
7553 /* loop over all autocommand patterns */
|
|
|
7554 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7555 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7556 {
|
|
|
7557 au_remove_pat(ap);
|
|
|
7558 if (p_verbose >= 6)
|
|
292
|
7559 {
|
|
|
7560 verbose_enter();
|
|
40
|
7561 smsg((char_u *)
|
|
|
7562 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7563 event_nr2name(event), buf->b_fnum);
|
|
292
|
7564 verbose_leave();
|
|
|
7565 }
|
|
40
|
7566 }
|
|
|
7567 au_cleanup();
|
|
|
7568 }
|
|
|
7569
|
|
|
7570 /*
|
|
7
|
7571 * Add an autocmd group name.
|
|
|
7572 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7573 */
|
|
|
7574 static int
|
|
|
7575 au_new_group(name)
|
|
|
7576 char_u *name;
|
|
|
7577 {
|
|
|
7578 int i;
|
|
|
7579
|
|
|
7580 i = au_find_group(name);
|
|
|
7581 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7582 {
|
|
|
7583 /* First try using a free entry. */
|
|
|
7584 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7585 if (AUGROUP_NAME(i) == NULL)
|
|
|
7586 break;
|
|
|
7587 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7588 return AUGROUP_ERROR;
|
|
|
7589
|
|
|
7590 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7591 if (AUGROUP_NAME(i) == NULL)
|
|
|
7592 return AUGROUP_ERROR;
|
|
|
7593 if (i == augroups.ga_len)
|
|
|
7594 ++augroups.ga_len;
|
|
|
7595 }
|
|
|
7596
|
|
|
7597 return i;
|
|
|
7598 }
|
|
|
7599
|
|
|
7600 static void
|
|
|
7601 au_del_group(name)
|
|
|
7602 char_u *name;
|
|
|
7603 {
|
|
|
7604 int i;
|
|
|
7605
|
|
|
7606 i = au_find_group(name);
|
|
|
7607 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7608 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7609 else
|
|
|
7610 {
|
|
|
7611 vim_free(AUGROUP_NAME(i));
|
|
|
7612 AUGROUP_NAME(i) = NULL;
|
|
|
7613 }
|
|
|
7614 }
|
|
|
7615
|
|
|
7616 /*
|
|
|
7617 * Find the ID of an autocmd group name.
|
|
|
7618 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7619 */
|
|
|
7620 static int
|
|
|
7621 au_find_group(name)
|
|
|
7622 char_u *name;
|
|
|
7623 {
|
|
|
7624 int i;
|
|
|
7625
|
|
|
7626 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7627 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7628 return i;
|
|
|
7629 return AUGROUP_ERROR;
|
|
|
7630 }
|
|
|
7631
|
|
461
|
7632 /*
|
|
|
7633 * Return TRUE if augroup "name" exists.
|
|
|
7634 */
|
|
|
7635 int
|
|
|
7636 au_has_group(name)
|
|
|
7637 char_u *name;
|
|
|
7638 {
|
|
|
7639 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7640 }
|
|
|
7641
|
|
7
|
7642 /*
|
|
|
7643 * ":augroup {name}".
|
|
|
7644 */
|
|
|
7645 void
|
|
|
7646 do_augroup(arg, del_group)
|
|
|
7647 char_u *arg;
|
|
|
7648 int del_group;
|
|
|
7649 {
|
|
|
7650 int i;
|
|
|
7651
|
|
|
7652 if (del_group)
|
|
|
7653 {
|
|
|
7654 if (*arg == NUL)
|
|
|
7655 EMSG(_(e_argreq));
|
|
|
7656 else
|
|
|
7657 au_del_group(arg);
|
|
|
7658 }
|
|
|
7659 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7660 current_augroup = AUGROUP_DEFAULT;
|
|
|
7661 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7662 {
|
|
|
7663 i = au_new_group(arg);
|
|
|
7664 if (i != AUGROUP_ERROR)
|
|
|
7665 current_augroup = i;
|
|
|
7666 }
|
|
|
7667 else /* ":aug": list the group names */
|
|
|
7668 {
|
|
|
7669 msg_start();
|
|
|
7670 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7671 {
|
|
|
7672 if (AUGROUP_NAME(i) != NULL)
|
|
|
7673 {
|
|
|
7674 msg_puts(AUGROUP_NAME(i));
|
|
|
7675 msg_puts((char_u *)" ");
|
|
|
7676 }
|
|
|
7677 }
|
|
|
7678 msg_clr_eos();
|
|
|
7679 msg_end();
|
|
|
7680 }
|
|
|
7681 }
|
|
|
7682
|
|
355
|
7683 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7684 void
|
|
|
7685 free_all_autocmds()
|
|
|
7686 {
|
|
|
7687 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7688 ++current_augroup)
|
|
|
7689 do_autocmd((char_u *)"", TRUE);
|
|
|
7690 ga_clear_strings(&augroups);
|
|
|
7691 }
|
|
|
7692 #endif
|
|
|
7693
|
|
7
|
7694 /*
|
|
|
7695 * Return the event number for event name "start".
|
|
|
7696 * Return NUM_EVENTS if the event name was not found.
|
|
|
7697 * Return a pointer to the next event name in "end".
|
|
|
7698 */
|
|
661
|
7699 static event_T
|
|
7
|
7700 event_name2nr(start, end)
|
|
|
7701 char_u *start;
|
|
|
7702 char_u **end;
|
|
|
7703 {
|
|
|
7704 char_u *p;
|
|
|
7705 int i;
|
|
|
7706 int len;
|
|
|
7707
|
|
|
7708 /* the event name ends with end of line, a blank or a comma */
|
|
|
7709 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7710 ;
|
|
|
7711 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7712 {
|
|
|
7713 len = (int)STRLEN(event_names[i].name);
|
|
|
7714 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7715 break;
|
|
|
7716 }
|
|
|
7717 if (*p == ',')
|
|
|
7718 ++p;
|
|
|
7719 *end = p;
|
|
|
7720 if (event_names[i].name == NULL)
|
|
|
7721 return NUM_EVENTS;
|
|
|
7722 return event_names[i].event;
|
|
|
7723 }
|
|
|
7724
|
|
|
7725 /*
|
|
|
7726 * Return the name for event "event".
|
|
|
7727 */
|
|
|
7728 static char_u *
|
|
|
7729 event_nr2name(event)
|
|
661
|
7730 event_T event;
|
|
7
|
7731 {
|
|
|
7732 int i;
|
|
|
7733
|
|
|
7734 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7735 if (event_names[i].event == event)
|
|
|
7736 return (char_u *)event_names[i].name;
|
|
|
7737 return (char_u *)"Unknown";
|
|
|
7738 }
|
|
|
7739
|
|
|
7740 /*
|
|
|
7741 * Scan over the events. "*" stands for all events.
|
|
|
7742 */
|
|
|
7743 static char_u *
|
|
|
7744 find_end_event(arg, have_group)
|
|
|
7745 char_u *arg;
|
|
|
7746 int have_group; /* TRUE when group name was found */
|
|
|
7747 {
|
|
|
7748 char_u *pat;
|
|
|
7749 char_u *p;
|
|
|
7750
|
|
|
7751 if (*arg == '*')
|
|
|
7752 {
|
|
|
7753 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7754 {
|
|
|
7755 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7756 return NULL;
|
|
|
7757 }
|
|
|
7758 pat = arg + 1;
|
|
|
7759 }
|
|
|
7760 else
|
|
|
7761 {
|
|
|
7762 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7763 {
|
|
|
7764 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7765 {
|
|
|
7766 if (have_group)
|
|
|
7767 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7768 else
|
|
|
7769 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7770 return NULL;
|
|
|
7771 }
|
|
|
7772 }
|
|
|
7773 }
|
|
|
7774 return pat;
|
|
|
7775 }
|
|
|
7776
|
|
|
7777 /*
|
|
|
7778 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7779 */
|
|
|
7780 static int
|
|
|
7781 event_ignored(event)
|
|
661
|
7782 event_T event;
|
|
7
|
7783 {
|
|
|
7784 char_u *p = p_ei;
|
|
|
7785
|
|
844
|
7786 while (*p != NUL)
|
|
|
7787 {
|
|
|
7788 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7789 return TRUE;
|
|
7
|
7790 if (event_name2nr(p, &p) == event)
|
|
|
7791 return TRUE;
|
|
844
|
7792 }
|
|
7
|
7793
|
|
|
7794 return FALSE;
|
|
|
7795 }
|
|
|
7796
|
|
|
7797 /*
|
|
|
7798 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7799 */
|
|
|
7800 int
|
|
|
7801 check_ei()
|
|
|
7802 {
|
|
|
7803 char_u *p = p_ei;
|
|
|
7804
|
|
|
7805 while (*p)
|
|
844
|
7806 {
|
|
|
7807 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7808 {
|
|
|
7809 p += 3;
|
|
|
7810 if (*p == ',')
|
|
|
7811 ++p;
|
|
|
7812 }
|
|
|
7813 else if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
7
|
7814 return FAIL;
|
|
844
|
7815 }
|
|
7
|
7816
|
|
|
7817 return OK;
|
|
|
7818 }
|
|
|
7819
|
|
123
|
7820 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7821
|
|
|
7822 /*
|
|
|
7823 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7824 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7825 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7826 */
|
|
|
7827 char_u *
|
|
|
7828 au_event_disable(what)
|
|
|
7829 char *what;
|
|
|
7830 {
|
|
|
7831 char_u *new_ei;
|
|
|
7832 char_u *save_ei;
|
|
|
7833
|
|
|
7834 save_ei = vim_strsave(p_ei);
|
|
|
7835 if (save_ei != NULL)
|
|
|
7836 {
|
|
557
|
7837 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7838 if (new_ei != NULL)
|
|
|
7839 {
|
|
|
7840 STRCAT(new_ei, what);
|
|
694
|
7841 set_string_option_direct((char_u *)"ei", -1, new_ei,
|
|
|
7842 OPT_FREE, SID_NONE);
|
|
123
|
7843 vim_free(new_ei);
|
|
|
7844 }
|
|
|
7845 }
|
|
|
7846 return save_ei;
|
|
|
7847 }
|
|
|
7848
|
|
|
7849 void
|
|
|
7850 au_event_restore(old_ei)
|
|
|
7851 char_u *old_ei;
|
|
|
7852 {
|
|
|
7853 if (old_ei != NULL)
|
|
|
7854 {
|
|
694
|
7855 set_string_option_direct((char_u *)"ei", -1, old_ei,
|
|
|
7856 OPT_FREE, SID_NONE);
|
|
123
|
7857 vim_free(old_ei);
|
|
|
7858 }
|
|
|
7859 }
|
|
|
7860 # endif /* FEAT_SYN_HL */
|
|
|
7861
|
|
7
|
7862 /*
|
|
|
7863 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7864 * following ways:
|
|
|
7865 *
|
|
|
7866 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7867 * will be automatically executed for <event>
|
|
|
7868 * when editing a file matching <pat>, in
|
|
|
7869 * the current group.
|
|
|
7870 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7871 * <event> and <pat>.
|
|
|
7872 * :autocmd <event> Show the auto-commands associated with
|
|
|
7873 * <event>.
|
|
|
7874 * :autocmd Show all auto-commands.
|
|
|
7875 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7876 * <event> and <pat>, and add the command
|
|
|
7877 * <cmd>, for the current group.
|
|
|
7878 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7879 * <event> and <pat> for the current group.
|
|
|
7880 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7881 * <event> for the current group.
|
|
|
7882 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7883 * group.
|
|
|
7884 *
|
|
|
7885 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7886 * some examples:
|
|
|
7887 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7888 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7889 *
|
|
|
7890 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7891 *
|
|
|
7892 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7893 */
|
|
|
7894 void
|
|
|
7895 do_autocmd(arg, forceit)
|
|
|
7896 char_u *arg;
|
|
|
7897 int forceit;
|
|
|
7898 {
|
|
|
7899 char_u *pat;
|
|
|
7900 char_u *envpat = NULL;
|
|
|
7901 char_u *cmd;
|
|
661
|
7902 event_T event;
|
|
7
|
7903 int need_free = FALSE;
|
|
|
7904 int nested = FALSE;
|
|
|
7905 int group;
|
|
|
7906
|
|
|
7907 /*
|
|
|
7908 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7909 */
|
|
|
7910 group = au_get_grouparg(&arg);
|
|
|
7911 if (arg == NULL) /* out of memory */
|
|
|
7912 return;
|
|
|
7913
|
|
|
7914 /*
|
|
|
7915 * Scan over the events.
|
|
|
7916 * If we find an illegal name, return here, don't do anything.
|
|
|
7917 */
|
|
|
7918 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7919 if (pat == NULL)
|
|
|
7920 return;
|
|
|
7921
|
|
|
7922 /*
|
|
|
7923 * Scan over the pattern. Put a NUL at the end.
|
|
|
7924 */
|
|
|
7925 pat = skipwhite(pat);
|
|
|
7926 cmd = pat;
|
|
|
7927 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7928 cmd++;
|
|
|
7929 if (*cmd)
|
|
|
7930 *cmd++ = NUL;
|
|
|
7931
|
|
|
7932 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7933 * forward slashes here. */
|
|
|
7934 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7935 {
|
|
|
7936 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7937 int p_ssl_save = p_ssl;
|
|
|
7938
|
|
|
7939 p_ssl = TRUE;
|
|
|
7940 #endif
|
|
|
7941 envpat = expand_env_save(pat);
|
|
|
7942 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7943 p_ssl = p_ssl_save;
|
|
|
7944 #endif
|
|
|
7945 if (envpat != NULL)
|
|
|
7946 pat = envpat;
|
|
|
7947 }
|
|
|
7948
|
|
|
7949 /*
|
|
|
7950 * Check for "nested" flag.
|
|
|
7951 */
|
|
|
7952 cmd = skipwhite(cmd);
|
|
|
7953 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7954 {
|
|
|
7955 nested = TRUE;
|
|
|
7956 cmd = skipwhite(cmd + 6);
|
|
|
7957 }
|
|
|
7958
|
|
|
7959 /*
|
|
|
7960 * Find the start of the commands.
|
|
|
7961 * Expand <sfile> in it.
|
|
|
7962 */
|
|
|
7963 if (*cmd != NUL)
|
|
|
7964 {
|
|
|
7965 cmd = expand_sfile(cmd);
|
|
|
7966 if (cmd == NULL) /* some error */
|
|
|
7967 return;
|
|
|
7968 need_free = TRUE;
|
|
|
7969 }
|
|
|
7970
|
|
|
7971 /*
|
|
|
7972 * Print header when showing autocommands.
|
|
|
7973 */
|
|
|
7974 if (!forceit && *cmd == NUL)
|
|
|
7975 {
|
|
|
7976 /* Highlight title */
|
|
|
7977 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7978 }
|
|
|
7979
|
|
|
7980 /*
|
|
|
7981 * Loop over the events.
|
|
|
7982 */
|
|
661
|
7983 last_event = (event_T)-1; /* for listing the event name */
|
|
7
|
7984 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7985 if (*arg == '*' || *arg == NUL)
|
|
|
7986 {
|
|
661
|
7987 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7988 event = (event_T)((int)event + 1))
|
|
7
|
7989 if (do_autocmd_event(event, pat,
|
|
|
7990 nested, cmd, forceit, group) == FAIL)
|
|
|
7991 break;
|
|
|
7992 }
|
|
|
7993 else
|
|
|
7994 {
|
|
|
7995 while (*arg && !vim_iswhite(*arg))
|
|
|
7996 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7997 nested, cmd, forceit, group) == FAIL)
|
|
|
7998 break;
|
|
|
7999 }
|
|
|
8000
|
|
|
8001 if (need_free)
|
|
|
8002 vim_free(cmd);
|
|
|
8003 vim_free(envpat);
|
|
|
8004 }
|
|
|
8005
|
|
|
8006 /*
|
|
|
8007 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
8008 * The "argp" argument is advanced to the following argument.
|
|
|
8009 *
|
|
|
8010 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
8011 */
|
|
|
8012 static int
|
|
|
8013 au_get_grouparg(argp)
|
|
|
8014 char_u **argp;
|
|
|
8015 {
|
|
|
8016 char_u *group_name;
|
|
|
8017 char_u *p;
|
|
|
8018 char_u *arg = *argp;
|
|
|
8019 int group = AUGROUP_ALL;
|
|
|
8020
|
|
|
8021 p = skiptowhite(arg);
|
|
|
8022 if (p > arg)
|
|
|
8023 {
|
|
|
8024 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
8025 if (group_name == NULL) /* out of memory */
|
|
|
8026 return AUGROUP_ERROR;
|
|
|
8027 group = au_find_group(group_name);
|
|
|
8028 if (group == AUGROUP_ERROR)
|
|
|
8029 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
8030 else
|
|
|
8031 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
8032 vim_free(group_name);
|
|
|
8033 }
|
|
|
8034 return group;
|
|
|
8035 }
|
|
|
8036
|
|
|
8037 /*
|
|
|
8038 * do_autocmd() for one event.
|
|
|
8039 * If *pat == NUL do for all patterns.
|
|
|
8040 * If *cmd == NUL show entries.
|
|
|
8041 * If forceit == TRUE delete entries.
|
|
|
8042 * If group is not AUGROUP_ALL, only use this group.
|
|
|
8043 */
|
|
|
8044 static int
|
|
|
8045 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
661
|
8046 event_T event;
|
|
7
|
8047 char_u *pat;
|
|
|
8048 int nested;
|
|
|
8049 char_u *cmd;
|
|
|
8050 int forceit;
|
|
|
8051 int group;
|
|
|
8052 {
|
|
|
8053 AutoPat *ap;
|
|
|
8054 AutoPat **prev_ap;
|
|
|
8055 AutoCmd *ac;
|
|
|
8056 AutoCmd **prev_ac;
|
|
|
8057 int brace_level;
|
|
|
8058 char_u *endpat;
|
|
|
8059 int findgroup;
|
|
|
8060 int allgroups;
|
|
|
8061 int patlen;
|
|
856
|
8062 int is_buflocal;
|
|
40
|
8063 int buflocal_nr;
|
|
|
8064 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
8065
|
|
|
8066 if (group == AUGROUP_ALL)
|
|
|
8067 findgroup = current_augroup;
|
|
|
8068 else
|
|
|
8069 findgroup = group;
|
|
|
8070 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
8071
|
|
|
8072 /*
|
|
|
8073 * Show or delete all patterns for an event.
|
|
|
8074 */
|
|
|
8075 if (*pat == NUL)
|
|
|
8076 {
|
|
|
8077 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8078 {
|
|
|
8079 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
8080 {
|
|
|
8081 if (ap->group == findgroup)
|
|
|
8082 au_remove_pat(ap);
|
|
|
8083 }
|
|
|
8084 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
8085 show_autocmd(ap, event);
|
|
|
8086 }
|
|
|
8087 }
|
|
|
8088
|
|
|
8089 /*
|
|
|
8090 * Loop through all the specified patterns.
|
|
|
8091 */
|
|
|
8092 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
8093 {
|
|
|
8094 /*
|
|
|
8095 * Find end of the pattern.
|
|
|
8096 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
8097 */
|
|
|
8098 brace_level = 0;
|
|
|
8099 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
8100 || endpat[-1] == '\\'); ++endpat)
|
|
|
8101 {
|
|
|
8102 if (*endpat == '{')
|
|
|
8103 brace_level++;
|
|
|
8104 else if (*endpat == '}')
|
|
|
8105 brace_level--;
|
|
|
8106 }
|
|
|
8107 if (pat == endpat) /* ignore single comma */
|
|
|
8108 continue;
|
|
|
8109 patlen = (int)(endpat - pat);
|
|
|
8110
|
|
|
8111 /*
|
|
40
|
8112 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
8113 */
|
|
|
8114 is_buflocal = FALSE;
|
|
|
8115 buflocal_nr = 0;
|
|
|
8116
|
|
|
8117 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
8118 && pat[patlen - 1] == '>')
|
|
|
8119 {
|
|
|
8120 /* Error will be printed only for addition. printing and removing
|
|
|
8121 * will proceed silently. */
|
|
|
8122 is_buflocal = TRUE;
|
|
|
8123 if (patlen == 8)
|
|
|
8124 buflocal_nr = curbuf->b_fnum;
|
|
|
8125 else if (patlen > 9 && pat[7] == '=')
|
|
|
8126 {
|
|
|
8127 /* <buffer=abuf> */
|
|
|
8128 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
8129 buflocal_nr = autocmd_bufnr;
|
|
|
8130 /* <buffer=123> */
|
|
|
8131 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
8132 buflocal_nr = atoi((char *)pat + 8);
|
|
|
8133 }
|
|
|
8134 }
|
|
|
8135
|
|
|
8136 if (is_buflocal)
|
|
|
8137 {
|
|
|
8138 /* normalize pat into standard "<buffer>#N" form */
|
|
|
8139 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
8140 pat = buflocal_pat; /* can modify pat and patlen */
|
|
835
|
8141 patlen = (int)STRLEN(buflocal_pat); /* but not endpat */
|
|
40
|
8142 }
|
|
|
8143
|
|
|
8144 /*
|
|
7
|
8145 * Find AutoPat entries with this pattern.
|
|
|
8146 */
|
|
|
8147 prev_ap = &first_autopat[(int)event];
|
|
|
8148 while ((ap = *prev_ap) != NULL)
|
|
|
8149 {
|
|
|
8150 if (ap->pat != NULL)
|
|
|
8151 {
|
|
|
8152 /* Accept a pattern when:
|
|
|
8153 * - a group was specified and it's that group, or a group was
|
|
|
8154 * not specified and it's the current group, or a group was
|
|
|
8155 * not specified and we are listing
|
|
|
8156 * - the length of the pattern matches
|
|
40
|
8157 * - the pattern matches.
|
|
|
8158 * For <buffer[=X]>, this condition works because we normalize
|
|
|
8159 * all buffer-local patterns.
|
|
7
|
8160 */
|
|
|
8161 if ((allgroups || ap->group == findgroup)
|
|
|
8162 && ap->patlen == patlen
|
|
|
8163 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
8164 {
|
|
|
8165 /*
|
|
|
8166 * Remove existing autocommands.
|
|
|
8167 * If adding any new autocmd's for this AutoPat, don't
|
|
|
8168 * delete the pattern from the autopat list, append to
|
|
|
8169 * this list.
|
|
|
8170 */
|
|
|
8171 if (forceit)
|
|
|
8172 {
|
|
|
8173 if (*cmd != NUL && ap->next == NULL)
|
|
|
8174 {
|
|
|
8175 au_remove_cmds(ap);
|
|
|
8176 break;
|
|
|
8177 }
|
|
|
8178 au_remove_pat(ap);
|
|
|
8179 }
|
|
|
8180
|
|
|
8181 /*
|
|
40
|
8182 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
8183 */
|
|
|
8184 else if (*cmd == NUL)
|
|
|
8185 show_autocmd(ap, event);
|
|
|
8186
|
|
|
8187 /*
|
|
|
8188 * Add autocmd to this autopat, if it's the last one.
|
|
|
8189 */
|
|
|
8190 else if (ap->next == NULL)
|
|
|
8191 break;
|
|
|
8192 }
|
|
|
8193 }
|
|
|
8194 prev_ap = &ap->next;
|
|
|
8195 }
|
|
|
8196
|
|
|
8197 /*
|
|
|
8198 * Add a new command.
|
|
|
8199 */
|
|
|
8200 if (*cmd != NUL)
|
|
|
8201 {
|
|
|
8202 /*
|
|
|
8203 * If the pattern we want to add a command to does appear at the
|
|
|
8204 * end of the list (or not is not in the list at all), add the
|
|
|
8205 * pattern at the end of the list.
|
|
|
8206 */
|
|
|
8207 if (ap == NULL)
|
|
|
8208 {
|
|
40
|
8209 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
8210 if (is_buflocal && (buflocal_nr == 0
|
|
|
8211 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
8212 {
|
|
|
8213 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
8214 buflocal_nr);
|
|
|
8215 return FAIL;
|
|
|
8216 }
|
|
|
8217
|
|
7
|
8218 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
8219 if (ap == NULL)
|
|
|
8220 return FAIL;
|
|
|
8221 ap->pat = vim_strnsave(pat, patlen);
|
|
|
8222 ap->patlen = patlen;
|
|
|
8223 if (ap->pat == NULL)
|
|
|
8224 {
|
|
|
8225 vim_free(ap);
|
|
|
8226 return FAIL;
|
|
|
8227 }
|
|
40
|
8228
|
|
|
8229 if (is_buflocal)
|
|
|
8230 {
|
|
|
8231 ap->buflocal_nr = buflocal_nr;
|
|
153
|
8232 ap->reg_prog = NULL;
|
|
40
|
8233 }
|
|
|
8234 else
|
|
7
|
8235 {
|
|
153
|
8236 char_u *reg_pat;
|
|
|
8237
|
|
40
|
8238 ap->buflocal_nr = 0;
|
|
153
|
8239 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
8240 &ap->allow_dirs, TRUE);
|
|
153
|
8241 if (reg_pat != NULL)
|
|
|
8242 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
8243 vim_free(reg_pat);
|
|
153
|
8244 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
8245 {
|
|
|
8246 vim_free(ap->pat);
|
|
|
8247 vim_free(ap);
|
|
|
8248 return FAIL;
|
|
|
8249 }
|
|
7
|
8250 }
|
|
|
8251 ap->cmds = NULL;
|
|
|
8252 *prev_ap = ap;
|
|
|
8253 ap->next = NULL;
|
|
|
8254 if (group == AUGROUP_ALL)
|
|
|
8255 ap->group = current_augroup;
|
|
|
8256 else
|
|
|
8257 ap->group = group;
|
|
|
8258 }
|
|
|
8259
|
|
|
8260 /*
|
|
|
8261 * Add the autocmd at the end of the AutoCmd list.
|
|
|
8262 */
|
|
|
8263 prev_ac = &(ap->cmds);
|
|
|
8264 while ((ac = *prev_ac) != NULL)
|
|
|
8265 prev_ac = &ac->next;
|
|
|
8266 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
8267 if (ac == NULL)
|
|
|
8268 return FAIL;
|
|
|
8269 ac->cmd = vim_strsave(cmd);
|
|
|
8270 #ifdef FEAT_EVAL
|
|
|
8271 ac->scriptID = current_SID;
|
|
|
8272 #endif
|
|
|
8273 if (ac->cmd == NULL)
|
|
|
8274 {
|
|
|
8275 vim_free(ac);
|
|
|
8276 return FAIL;
|
|
|
8277 }
|
|
|
8278 ac->next = NULL;
|
|
|
8279 *prev_ac = ac;
|
|
|
8280 ac->nested = nested;
|
|
|
8281 }
|
|
|
8282 }
|
|
|
8283
|
|
|
8284 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
8285 return OK;
|
|
|
8286 }
|
|
|
8287
|
|
|
8288 /*
|
|
|
8289 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
8290 * Return OK for success, FAIL for failure;
|
|
|
8291 */
|
|
|
8292 int
|
|
|
8293 do_doautocmd(arg, do_msg)
|
|
|
8294 char_u *arg;
|
|
|
8295 int do_msg; /* give message for no matching autocmds? */
|
|
|
8296 {
|
|
|
8297 char_u *fname;
|
|
|
8298 int nothing_done = TRUE;
|
|
|
8299 int group;
|
|
|
8300
|
|
|
8301 /*
|
|
|
8302 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
8303 */
|
|
|
8304 group = au_get_grouparg(&arg);
|
|
|
8305 if (arg == NULL) /* out of memory */
|
|
|
8306 return FAIL;
|
|
|
8307
|
|
|
8308 if (*arg == '*')
|
|
|
8309 {
|
|
|
8310 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
8311 return FAIL;
|
|
|
8312 }
|
|
|
8313
|
|
|
8314 /*
|
|
|
8315 * Scan over the events.
|
|
|
8316 * If we find an illegal name, return here, don't do anything.
|
|
|
8317 */
|
|
|
8318 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
8319 if (fname == NULL)
|
|
|
8320 return FAIL;
|
|
|
8321
|
|
|
8322 fname = skipwhite(fname);
|
|
|
8323
|
|
|
8324 /*
|
|
|
8325 * Loop over the events.
|
|
|
8326 */
|
|
|
8327 while (*arg && !vim_iswhite(*arg))
|
|
|
8328 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
8329 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
8330 nothing_done = FALSE;
|
|
|
8331
|
|
|
8332 if (nothing_done && do_msg)
|
|
|
8333 MSG(_("No matching autocommands"));
|
|
|
8334
|
|
|
8335 #ifdef FEAT_EVAL
|
|
|
8336 return aborting() ? FAIL : OK;
|
|
|
8337 #else
|
|
|
8338 return OK;
|
|
|
8339 #endif
|
|
|
8340 }
|
|
|
8341
|
|
|
8342 /*
|
|
|
8343 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
8344 */
|
|
|
8345 void
|
|
|
8346 ex_doautoall(eap)
|
|
|
8347 exarg_T *eap;
|
|
|
8348 {
|
|
|
8349 int retval;
|
|
|
8350 aco_save_T aco;
|
|
|
8351 buf_T *buf;
|
|
|
8352
|
|
|
8353 /*
|
|
|
8354 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
8355 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
8356 * So we change the buffer for the current window for a moment. This
|
|
|
8357 * gives problems when the autocommands make changes to the list of
|
|
|
8358 * buffers or windows...
|
|
|
8359 */
|
|
|
8360 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8361 {
|
|
1665
|
8362 if (buf->b_ml.ml_mfp != NULL)
|
|
7
|
8363 {
|
|
|
8364 /* find a window for this buffer and save some values */
|
|
|
8365 aucmd_prepbuf(&aco, buf);
|
|
|
8366
|
|
|
8367 /* execute the autocommands for this buffer */
|
|
|
8368 retval = do_doautocmd(eap->arg, FALSE);
|
|
1113
|
8369
|
|
|
8370 /* Execute the modeline settings, but don't set window-local
|
|
|
8371 * options if we are using the current window for another buffer. */
|
|
1906
|
8372 do_modelines(curwin == aucmd_win ? OPT_NOWIN : 0);
|
|
7
|
8373
|
|
|
8374 /* restore the current window */
|
|
|
8375 aucmd_restbuf(&aco);
|
|
|
8376
|
|
|
8377 /* stop if there is some error or buffer was deleted */
|
|
|
8378 if (retval == FAIL || !buf_valid(buf))
|
|
|
8379 break;
|
|
|
8380 }
|
|
|
8381 }
|
|
|
8382
|
|
|
8383 check_cursor(); /* just in case lines got deleted */
|
|
|
8384 }
|
|
|
8385
|
|
|
8386 /*
|
|
|
8387 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
1906
|
8388 * Search for a visible window containing the current buffer. If there isn't
|
|
|
8389 * one then use "aucmd_win".
|
|
7
|
8390 * Set "curbuf" and "curwin" to match "buf".
|
|
934
|
8391 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8392 */
|
|
|
8393 void
|
|
|
8394 aucmd_prepbuf(aco, buf)
|
|
|
8395 aco_save_T *aco; /* structure to save values in */
|
|
|
8396 buf_T *buf; /* new curbuf */
|
|
|
8397 {
|
|
|
8398 win_T *win;
|
|
1906
|
8399 #ifdef FEAT_WINDOWS
|
|
|
8400 int save_ea;
|
|
|
8401 #endif
|
|
7
|
8402
|
|
|
8403 /* Find a window that is for the new buffer */
|
|
|
8404 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8405 win = curwin;
|
|
|
8406 else
|
|
|
8407 #ifdef FEAT_WINDOWS
|
|
|
8408 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8409 if (win->w_buffer == buf)
|
|
|
8410 break;
|
|
|
8411 #else
|
|
|
8412 win = NULL;
|
|
|
8413 #endif
|
|
|
8414
|
|
1906
|
8415 /* Allocate "aucmd_win" when needed. If this fails (out of memory) fall
|
|
|
8416 * back to using the current window. */
|
|
|
8417 if (win == NULL && aucmd_win == NULL)
|
|
|
8418 {
|
|
|
8419 win_alloc_aucmd_win();
|
|
|
8420 if (aucmd_win == NULL)
|
|
|
8421 win = curwin;
|
|
|
8422 }
|
|
|
8423
|
|
|
8424 aco->save_curwin = curwin;
|
|
|
8425 aco->save_curbuf = curbuf;
|
|
7
|
8426 if (win != NULL)
|
|
|
8427 {
|
|
1906
|
8428 /* There is a window for "buf" in the current tab page, make it the
|
|
|
8429 * curwin. This is preferred, it has the least side effects (esp. if
|
|
|
8430 * "buf" is curbuf). */
|
|
7
|
8431 curwin = win;
|
|
|
8432 }
|
|
|
8433 else
|
|
|
8434 {
|
|
1906
|
8435 /* There is no window for "buf", use "aucmd_win". To minimize the side
|
|
|
8436 * effects, insert it in a the current tab page.
|
|
|
8437 * Anything related to a window (e.g., setting folds) may have
|
|
|
8438 * unexpected results. */
|
|
1918
|
8439 aucmd_win->w_buffer = buf;
|
|
7
|
8440 ++buf->b_nwindows;
|
|
1918
|
8441 win_init_empty(aucmd_win); /* set cursor and topline to safe values */
|
|
7
|
8442
|
|
1906
|
8443 #ifdef FEAT_WINDOWS
|
|
|
8444 /* Split the current window, put the aucmd_win in the upper half. */
|
|
|
8445 make_snapshot(SNAP_AUCMD_IDX);
|
|
|
8446 save_ea = p_ea;
|
|
|
8447 p_ea = FALSE;
|
|
|
8448 (void)win_split_ins(0, WSP_TOP, aucmd_win, 0);
|
|
|
8449 (void)win_comp_pos(); /* recompute window positions */
|
|
|
8450 p_ea = save_ea;
|
|
|
8451 #endif
|
|
1918
|
8452 curwin = aucmd_win;
|
|
1906
|
8453 }
|
|
7
|
8454 curbuf = buf;
|
|
1906
|
8455 aco->new_curwin = curwin;
|
|
|
8456 aco->new_curbuf = curbuf;
|
|
7
|
8457 }
|
|
|
8458
|
|
|
8459 /*
|
|
|
8460 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8461 * Restore the window as it was (if possible).
|
|
934
|
8462 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8463 */
|
|
|
8464 void
|
|
|
8465 aucmd_restbuf(aco)
|
|
|
8466 aco_save_T *aco; /* structure holding saved values */
|
|
|
8467 {
|
|
1906
|
8468 #ifdef FEAT_WINDOWS
|
|
|
8469 int dummy;
|
|
|
8470 #endif
|
|
|
8471
|
|
|
8472 if (aco->new_curwin == aucmd_win)
|
|
|
8473 {
|
|
|
8474 --curbuf->b_nwindows;
|
|
|
8475 #ifdef FEAT_WINDOWS
|
|
|
8476 /* Find "aucmd_win", it can't be closed, but it may be in another tab
|
|
|
8477 * page. */
|
|
|
8478 if (curwin != aucmd_win)
|
|
|
8479 {
|
|
|
8480 tabpage_T *tp;
|
|
|
8481 win_T *wp;
|
|
|
8482
|
|
|
8483 FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
|
8484 {
|
|
|
8485 if (wp == aucmd_win)
|
|
|
8486 {
|
|
|
8487 if (tp != curtab)
|
|
|
8488 goto_tabpage_tp(tp);
|
|
|
8489 win_goto(aucmd_win);
|
|
|
8490 break;
|
|
|
8491 }
|
|
|
8492 }
|
|
|
8493 }
|
|
|
8494
|
|
|
8495 /* Remove the window and frame from the tree of frames. */
|
|
|
8496 (void)winframe_remove(curwin, &dummy, NULL);
|
|
|
8497 win_remove(curwin, NULL);
|
|
|
8498 last_status(FALSE); /* may need to remove last status line */
|
|
|
8499 restore_snapshot(SNAP_AUCMD_IDX, FALSE);
|
|
|
8500 (void)win_comp_pos(); /* recompute window positions */
|
|
|
8501
|
|
|
8502 if (win_valid(aco->save_curwin))
|
|
|
8503 curwin = aco->save_curwin;
|
|
|
8504 else
|
|
|
8505 /* Hmm, original window disappeared. Just use the first one. */
|
|
|
8506 curwin = firstwin;
|
|
|
8507 # ifdef FEAT_EVAL
|
|
|
8508 vars_clear(&aucmd_win->w_vars.dv_hashtab); /* free all w: variables */
|
|
|
8509 # endif
|
|
|
8510 #else
|
|
|
8511 curwin = aco->save_curwin;
|
|
|
8512 #endif
|
|
|
8513 curbuf = curwin->w_buffer;
|
|
|
8514
|
|
|
8515 /* the buffer contents may have changed */
|
|
|
8516 check_cursor();
|
|
|
8517 if (curwin->w_topline > curbuf->b_ml.ml_line_count)
|
|
|
8518 {
|
|
|
8519 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8520 #ifdef FEAT_DIFF
|
|
|
8521 curwin->w_topfill = 0;
|
|
|
8522 #endif
|
|
|
8523 }
|
|
|
8524 #if defined(FEAT_GUI)
|
|
|
8525 /* Hide the scrollbars from the aucmd_win and update. */
|
|
|
8526 gui_mch_enable_scrollbar(&aucmd_win->w_scrollbars[SBAR_LEFT], FALSE);
|
|
|
8527 gui_mch_enable_scrollbar(&aucmd_win->w_scrollbars[SBAR_RIGHT], FALSE);
|
|
|
8528 gui_may_update_scrollbars();
|
|
|
8529 #endif
|
|
|
8530 }
|
|
|
8531 else
|
|
7
|
8532 {
|
|
|
8533 /* restore curwin */
|
|
|
8534 #ifdef FEAT_WINDOWS
|
|
|
8535 if (win_valid(aco->save_curwin))
|
|
|
8536 #endif
|
|
|
8537 {
|
|
1906
|
8538 /* Restore the buffer which was previously edited by curwin, if
|
|
|
8539 * it was chagned, we are still the same window and the buffer is
|
|
|
8540 * valid. */
|
|
7
|
8541 if (curwin == aco->new_curwin
|
|
1906
|
8542 && curbuf != aco->new_curbuf
|
|
|
8543 && buf_valid(aco->new_curbuf)
|
|
|
8544 && aco->new_curbuf->b_ml.ml_mfp != NULL)
|
|
7
|
8545 {
|
|
|
8546 --curbuf->b_nwindows;
|
|
1906
|
8547 curbuf = aco->new_curbuf;
|
|
7
|
8548 curwin->w_buffer = curbuf;
|
|
|
8549 ++curbuf->b_nwindows;
|
|
|
8550 }
|
|
|
8551
|
|
|
8552 curwin = aco->save_curwin;
|
|
|
8553 curbuf = curwin->w_buffer;
|
|
|
8554 }
|
|
|
8555 }
|
|
|
8556 }
|
|
|
8557
|
|
|
8558 static int autocmd_nested = FALSE;
|
|
|
8559
|
|
|
8560 /*
|
|
|
8561 * Execute autocommands for "event" and file name "fname".
|
|
|
8562 * Return TRUE if some commands were executed.
|
|
|
8563 */
|
|
|
8564 int
|
|
|
8565 apply_autocmds(event, fname, fname_io, force, buf)
|
|
661
|
8566 event_T event;
|
|
7
|
8567 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8568 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8569 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8570 buf_T *buf; /* buffer for <abuf> */
|
|
|
8571 {
|
|
|
8572 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8573 AUGROUP_ALL, buf, NULL);
|
|
|
8574 }
|
|
|
8575
|
|
|
8576 /*
|
|
|
8577 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8578 * setting v:filearg.
|
|
|
8579 */
|
|
|
8580 static int
|
|
|
8581 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
661
|
8582 event_T event;
|
|
7
|
8583 char_u *fname;
|
|
|
8584 char_u *fname_io;
|
|
|
8585 int force;
|
|
|
8586 buf_T *buf;
|
|
|
8587 exarg_T *eap;
|
|
|
8588 {
|
|
|
8589 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8590 AUGROUP_ALL, buf, eap);
|
|
|
8591 }
|
|
|
8592
|
|
|
8593 /*
|
|
|
8594 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8595 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8596 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8597 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8598 */
|
|
|
8599 int
|
|
|
8600 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
661
|
8601 event_T event;
|
|
7
|
8602 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8603 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8604 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8605 buf_T *buf; /* buffer for <abuf> */
|
|
|
8606 int *retval; /* pointer to caller's retval */
|
|
|
8607 {
|
|
|
8608 int did_cmd;
|
|
|
8609
|
|
532
|
8610 #ifdef FEAT_EVAL
|
|
7
|
8611 if (should_abort(*retval))
|
|
|
8612 return FALSE;
|
|
532
|
8613 #endif
|
|
7
|
8614
|
|
|
8615 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8616 AUGROUP_ALL, buf, NULL);
|
|
532
|
8617 if (did_cmd
|
|
|
8618 #ifdef FEAT_EVAL
|
|
|
8619 && aborting()
|
|
|
8620 #endif
|
|
|
8621 )
|
|
7
|
8622 *retval = FAIL;
|
|
|
8623 return did_cmd;
|
|
|
8624 }
|
|
|
8625
|
|
609
|
8626 /*
|
|
|
8627 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8628 */
|
|
7
|
8629 int
|
|
|
8630 has_cursorhold()
|
|
|
8631 {
|
|
661
|
8632 return (first_autopat[(int)(get_real_state() == NORMAL_BUSY
|
|
|
8633 ? EVENT_CURSORHOLD : EVENT_CURSORHOLDI)] != NULL);
|
|
7
|
8634 }
|
|
609
|
8635
|
|
|
8636 /*
|
|
|
8637 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8638 */
|
|
|
8639 int
|
|
|
8640 trigger_cursorhold()
|
|
|
8641 {
|
|
661
|
8642 int state;
|
|
|
8643
|
|
978
|
8644 if (!did_cursorhold && has_cursorhold() && !Recording
|
|
|
8645 #ifdef FEAT_INS_EXPAND
|
|
|
8646 && !ins_compl_active()
|
|
|
8647 #endif
|
|
|
8648 )
|
|
661
|
8649 {
|
|
|
8650 state = get_real_state();
|
|
|
8651 if (state == NORMAL_BUSY || (state & INSERT) != 0)
|
|
|
8652 return TRUE;
|
|
|
8653 }
|
|
|
8654 return FALSE;
|
|
609
|
8655 }
|
|
661
|
8656
|
|
|
8657 /*
|
|
|
8658 * Return TRUE when there is a CursorMoved autocommand defined.
|
|
|
8659 */
|
|
|
8660 int
|
|
|
8661 has_cursormoved()
|
|
|
8662 {
|
|
|
8663 return (first_autopat[(int)EVENT_CURSORMOVED] != NULL);
|
|
|
8664 }
|
|
|
8665
|
|
|
8666 /*
|
|
|
8667 * Return TRUE when there is a CursorMovedI autocommand defined.
|
|
|
8668 */
|
|
|
8669 int
|
|
|
8670 has_cursormovedI()
|
|
|
8671 {
|
|
|
8672 return (first_autopat[(int)EVENT_CURSORMOVEDI] != NULL);
|
|
|
8673 }
|
|
7
|
8674
|
|
|
8675 static int
|
|
|
8676 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
661
|
8677 event_T event;
|
|
7
|
8678 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8679 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8680 use fname */
|
|
|
8681 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8682 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8683 buf_T *buf; /* buffer for <abuf> */
|
|
|
8684 exarg_T *eap; /* command arguments */
|
|
|
8685 {
|
|
|
8686 char_u *sfname = NULL; /* short file name */
|
|
|
8687 char_u *tail;
|
|
|
8688 int save_changed;
|
|
|
8689 buf_T *old_curbuf;
|
|
|
8690 int retval = FALSE;
|
|
|
8691 char_u *save_sourcing_name;
|
|
|
8692 linenr_T save_sourcing_lnum;
|
|
|
8693 char_u *save_autocmd_fname;
|
|
1723
|
8694 int save_autocmd_fname_full;
|
|
7
|
8695 int save_autocmd_bufnr;
|
|
|
8696 char_u *save_autocmd_match;
|
|
|
8697 int save_autocmd_busy;
|
|
|
8698 int save_autocmd_nested;
|
|
|
8699 static int nesting = 0;
|
|
|
8700 AutoPatCmd patcmd;
|
|
|
8701 AutoPat *ap;
|
|
|
8702 #ifdef FEAT_EVAL
|
|
|
8703 scid_T save_current_SID;
|
|
|
8704 void *save_funccalp;
|
|
|
8705 char_u *save_cmdarg;
|
|
|
8706 long save_cmdbang;
|
|
|
8707 #endif
|
|
|
8708 static int filechangeshell_busy = FALSE;
|
|
170
|
8709 #ifdef FEAT_PROFILE
|
|
|
8710 proftime_T wait_time;
|
|
|
8711 #endif
|
|
7
|
8712
|
|
|
8713 /*
|
|
|
8714 * Quickly return if there are no autocommands for this event or
|
|
|
8715 * autocommands are blocked.
|
|
|
8716 */
|
|
1410
|
8717 if (first_autopat[(int)event] == NULL || autocmd_blocked > 0)
|
|
40
|
8718 goto BYPASS_AU;
|
|
7
|
8719
|
|
|
8720 /*
|
|
|
8721 * When autocommands are busy, new autocommands are only executed when
|
|
|
8722 * explicitly enabled with the "nested" flag.
|
|
|
8723 */
|
|
|
8724 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8725 goto BYPASS_AU;
|
|
7
|
8726
|
|
|
8727 #ifdef FEAT_EVAL
|
|
|
8728 /*
|
|
1201
|
8729 * Quickly return when immediately aborting on error, or when an interrupt
|
|
7
|
8730 * occurred or an exception was thrown but not caught.
|
|
|
8731 */
|
|
|
8732 if (aborting())
|
|
40
|
8733 goto BYPASS_AU;
|
|
7
|
8734 #endif
|
|
|
8735
|
|
|
8736 /*
|
|
|
8737 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8738 */
|
|
765
|
8739 if (filechangeshell_busy && (event == EVENT_FILECHANGEDSHELL
|
|
|
8740 || event == EVENT_FILECHANGEDSHELLPOST))
|
|
40
|
8741 goto BYPASS_AU;
|
|
7
|
8742
|
|
|
8743 /*
|
|
|
8744 * Ignore events in 'eventignore'.
|
|
|
8745 */
|
|
|
8746 if (event_ignored(event))
|
|
40
|
8747 goto BYPASS_AU;
|
|
7
|
8748
|
|
|
8749 /*
|
|
|
8750 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8751 * possible to create an endless loop.
|
|
|
8752 */
|
|
|
8753 if (nesting == 10)
|
|
|
8754 {
|
|
|
8755 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8756 goto BYPASS_AU;
|
|
7
|
8757 }
|
|
|
8758
|
|
|
8759 /*
|
|
|
8760 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8761 * ":ball".
|
|
|
8762 */
|
|
|
8763 if ( (autocmd_no_enter
|
|
|
8764 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8765 || (autocmd_no_leave
|
|
|
8766 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8767 goto BYPASS_AU;
|
|
7
|
8768
|
|
|
8769 /*
|
|
|
8770 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8771 */
|
|
|
8772 save_autocmd_fname = autocmd_fname;
|
|
1723
|
8773 save_autocmd_fname_full = autocmd_fname_full;
|
|
7
|
8774 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8775 save_autocmd_match = autocmd_match;
|
|
|
8776 save_autocmd_busy = autocmd_busy;
|
|
|
8777 save_autocmd_nested = autocmd_nested;
|
|
|
8778 save_changed = curbuf->b_changed;
|
|
|
8779 old_curbuf = curbuf;
|
|
|
8780
|
|
|
8781 /*
|
|
|
8782 * Set the file name to be used for <afile>.
|
|
1471
|
8783 * Make a copy to avoid that changing a buffer name or directory makes it
|
|
|
8784 * invalid.
|
|
7
|
8785 */
|
|
|
8786 if (fname_io == NULL)
|
|
|
8787 {
|
|
|
8788 if (fname != NULL && *fname != NUL)
|
|
|
8789 autocmd_fname = fname;
|
|
|
8790 else if (buf != NULL)
|
|
1723
|
8791 autocmd_fname = buf->b_ffname;
|
|
7
|
8792 else
|
|
|
8793 autocmd_fname = NULL;
|
|
|
8794 }
|
|
|
8795 else
|
|
|
8796 autocmd_fname = fname_io;
|
|
1471
|
8797 if (autocmd_fname != NULL)
|
|
1723
|
8798 autocmd_fname = vim_strsave(autocmd_fname);
|
|
|
8799 autocmd_fname_full = FALSE; /* call FullName_save() later */
|
|
7
|
8800
|
|
|
8801 /*
|
|
|
8802 * Set the buffer number to be used for <abuf>.
|
|
|
8803 */
|
|
|
8804 if (buf == NULL)
|
|
|
8805 autocmd_bufnr = 0;
|
|
|
8806 else
|
|
|
8807 autocmd_bufnr = buf->b_fnum;
|
|
|
8808
|
|
|
8809 /*
|
|
|
8810 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8811 * Always use the full path of the file name to match with, in case
|
|
|
8812 * "allow_dirs" is set.
|
|
|
8813 */
|
|
|
8814 if (fname == NULL || *fname == NUL)
|
|
|
8815 {
|
|
|
8816 if (buf == NULL)
|
|
|
8817 fname = NULL;
|
|
|
8818 else
|
|
|
8819 {
|
|
|
8820 #ifdef FEAT_SYN_HL
|
|
|
8821 if (event == EVENT_SYNTAX)
|
|
|
8822 fname = buf->b_p_syn;
|
|
|
8823 else
|
|
|
8824 #endif
|
|
|
8825 if (event == EVENT_FILETYPE)
|
|
|
8826 fname = buf->b_p_ft;
|
|
|
8827 else
|
|
|
8828 {
|
|
|
8829 if (buf->b_sfname != NULL)
|
|
|
8830 sfname = vim_strsave(buf->b_sfname);
|
|
|
8831 fname = buf->b_ffname;
|
|
|
8832 }
|
|
|
8833 }
|
|
|
8834 if (fname == NULL)
|
|
|
8835 fname = (char_u *)"";
|
|
|
8836 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8837 }
|
|
|
8838 else
|
|
|
8839 {
|
|
|
8840 sfname = vim_strsave(fname);
|
|
1867
|
8841 /* Don't try expanding FileType, Syntax, FuncUndefined, WindowID or
|
|
|
8842 * QuickFixCmd* */
|
|
161
|
8843 if (event == EVENT_FILETYPE
|
|
|
8844 || event == EVENT_SYNTAX
|
|
1867
|
8845 || event == EVENT_FUNCUNDEFINED
|
|
161
|
8846 || event == EVENT_REMOTEREPLY
|
|
649
|
8847 || event == EVENT_SPELLFILEMISSING
|
|
161
|
8848 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8849 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8850 fname = vim_strsave(fname);
|
|
|
8851 else
|
|
|
8852 fname = FullName_save(fname, FALSE);
|
|
|
8853 }
|
|
|
8854 if (fname == NULL) /* out of memory */
|
|
|
8855 {
|
|
|
8856 vim_free(sfname);
|
|
40
|
8857 retval = FALSE;
|
|
|
8858 goto BYPASS_AU;
|
|
7
|
8859 }
|
|
|
8860
|
|
|
8861 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8862 /*
|
|
|
8863 * Replace all backslashes with forward slashes. This makes the
|
|
|
8864 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8865 */
|
|
|
8866 if (sfname != NULL)
|
|
|
8867 forward_slash(sfname);
|
|
|
8868 forward_slash(fname);
|
|
|
8869 #endif
|
|
|
8870
|
|
|
8871 #ifdef VMS
|
|
|
8872 /* remove version for correct match */
|
|
|
8873 if (sfname != NULL)
|
|
|
8874 vms_remove_version(sfname);
|
|
|
8875 vms_remove_version(fname);
|
|
|
8876 #endif
|
|
|
8877
|
|
|
8878 /*
|
|
|
8879 * Set the name to be used for <amatch>.
|
|
|
8880 */
|
|
|
8881 autocmd_match = fname;
|
|
|
8882
|
|
|
8883
|
|
|
8884 /* Don't redraw while doing auto commands. */
|
|
|
8885 ++RedrawingDisabled;
|
|
|
8886 save_sourcing_name = sourcing_name;
|
|
|
8887 sourcing_name = NULL; /* don't free this one */
|
|
|
8888 save_sourcing_lnum = sourcing_lnum;
|
|
|
8889 sourcing_lnum = 0; /* no line number here */
|
|
|
8890
|
|
|
8891 #ifdef FEAT_EVAL
|
|
|
8892 save_current_SID = current_SID;
|
|
|
8893
|
|
170
|
8894 # ifdef FEAT_PROFILE
|
|
788
|
8895 if (do_profiling == PROF_YES)
|
|
170
|
8896 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8897 # endif
|
|
|
8898
|
|
7
|
8899 /* Don't use local function variables, if called from a function */
|
|
|
8900 save_funccalp = save_funccal();
|
|
|
8901 #endif
|
|
|
8902
|
|
|
8903 /*
|
|
|
8904 * When starting to execute autocommands, save the search patterns.
|
|
|
8905 */
|
|
|
8906 if (!autocmd_busy)
|
|
|
8907 {
|
|
|
8908 save_search_patterns();
|
|
|
8909 saveRedobuff();
|
|
|
8910 did_filetype = keep_filetype;
|
|
|
8911 }
|
|
|
8912
|
|
|
8913 /*
|
|
|
8914 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8915 */
|
|
|
8916 autocmd_busy = TRUE;
|
|
|
8917 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8918 ++nesting; /* see matching decrement below */
|
|
|
8919
|
|
|
8920 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8921 if (event == EVENT_FILETYPE)
|
|
|
8922 did_filetype = TRUE;
|
|
|
8923
|
|
|
8924 tail = gettail(fname);
|
|
|
8925
|
|
|
8926 /* Find first autocommand that matches */
|
|
|
8927 patcmd.curpat = first_autopat[(int)event];
|
|
|
8928 patcmd.nextcmd = NULL;
|
|
|
8929 patcmd.group = group;
|
|
|
8930 patcmd.fname = fname;
|
|
|
8931 patcmd.sfname = sfname;
|
|
|
8932 patcmd.tail = tail;
|
|
|
8933 patcmd.event = event;
|
|
40
|
8934 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8935 patcmd.next = NULL;
|
|
7
|
8936 auto_next_pat(&patcmd, FALSE);
|
|
|
8937
|
|
|
8938 /* found one, start executing the autocommands */
|
|
|
8939 if (patcmd.curpat != NULL)
|
|
|
8940 {
|
|
40
|
8941 /* add to active_apc_list */
|
|
|
8942 patcmd.next = active_apc_list;
|
|
|
8943 active_apc_list = &patcmd;
|
|
|
8944
|
|
7
|
8945 #ifdef FEAT_EVAL
|
|
|
8946 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8947 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8948 if (eap != NULL)
|
|
|
8949 {
|
|
|
8950 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8951 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8952 }
|
|
|
8953 else
|
|
|
8954 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8955 #endif
|
|
|
8956 retval = TRUE;
|
|
|
8957 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8958 * are added when executing autocommands */
|
|
|
8959 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8960 ap->last = FALSE;
|
|
|
8961 ap->last = TRUE;
|
|
|
8962 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8963 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8964 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8965 #ifdef FEAT_EVAL
|
|
|
8966 if (eap != NULL)
|
|
|
8967 {
|
|
|
8968 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8969 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8970 }
|
|
|
8971 #endif
|
|
40
|
8972 /* delete from active_apc_list */
|
|
|
8973 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8974 active_apc_list = patcmd.next;
|
|
7
|
8975 }
|
|
|
8976
|
|
|
8977 --RedrawingDisabled;
|
|
|
8978 autocmd_busy = save_autocmd_busy;
|
|
|
8979 filechangeshell_busy = FALSE;
|
|
|
8980 autocmd_nested = save_autocmd_nested;
|
|
|
8981 vim_free(sourcing_name);
|
|
|
8982 sourcing_name = save_sourcing_name;
|
|
|
8983 sourcing_lnum = save_sourcing_lnum;
|
|
1471
|
8984 vim_free(autocmd_fname);
|
|
7
|
8985 autocmd_fname = save_autocmd_fname;
|
|
1723
|
8986 autocmd_fname_full = save_autocmd_fname_full;
|
|
7
|
8987 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8988 autocmd_match = save_autocmd_match;
|
|
|
8989 #ifdef FEAT_EVAL
|
|
|
8990 current_SID = save_current_SID;
|
|
|
8991 restore_funccal(save_funccalp);
|
|
170
|
8992 # ifdef FEAT_PROFILE
|
|
788
|
8993 if (do_profiling == PROF_YES)
|
|
170
|
8994 prof_child_exit(&wait_time);
|
|
|
8995 # endif
|
|
7
|
8996 #endif
|
|
|
8997 vim_free(fname);
|
|
|
8998 vim_free(sfname);
|
|
|
8999 --nesting; /* see matching increment above */
|
|
|
9000
|
|
|
9001 /*
|
|
|
9002 * When stopping to execute autocommands, restore the search patterns and
|
|
|
9003 * the redo buffer.
|
|
|
9004 */
|
|
|
9005 if (!autocmd_busy)
|
|
|
9006 {
|
|
|
9007 restore_search_patterns();
|
|
|
9008 restoreRedobuff();
|
|
|
9009 did_filetype = FALSE;
|
|
|
9010 }
|
|
|
9011
|
|
|
9012 /*
|
|
|
9013 * Some events don't set or reset the Changed flag.
|
|
|
9014 * Check if still in the same buffer!
|
|
|
9015 */
|
|
|
9016 if (curbuf == old_curbuf
|
|
|
9017 && (event == EVENT_BUFREADPOST
|
|
|
9018 || event == EVENT_BUFWRITEPOST
|
|
|
9019 || event == EVENT_FILEAPPENDPOST
|
|
|
9020 || event == EVENT_VIMLEAVE
|
|
|
9021 || event == EVENT_VIMLEAVEPRE))
|
|
|
9022 {
|
|
|
9023 #ifdef FEAT_TITLE
|
|
|
9024 if (curbuf->b_changed != save_changed)
|
|
|
9025 need_maketitle = TRUE;
|
|
|
9026 #endif
|
|
|
9027 curbuf->b_changed = save_changed;
|
|
|
9028 }
|
|
|
9029
|
|
|
9030 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
9031
|
|
|
9032 BYPASS_AU:
|
|
|
9033 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
9034 * are deleted. */
|
|
|
9035 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
9036 aubuflocal_remove(buf);
|
|
|
9037
|
|
7
|
9038 return retval;
|
|
|
9039 }
|
|
|
9040
|
|
1410
|
9041 # ifdef FEAT_EVAL
|
|
|
9042 static char_u *old_termresponse = NULL;
|
|
|
9043 # endif
|
|
|
9044
|
|
|
9045 /*
|
|
|
9046 * Block triggering autocommands until unblock_autocmd() is called.
|
|
|
9047 * Can be used recursively, so long as it's symmetric.
|
|
|
9048 */
|
|
|
9049 void
|
|
|
9050 block_autocmds()
|
|
|
9051 {
|
|
|
9052 # ifdef FEAT_EVAL
|
|
|
9053 /* Remember the value of v:termresponse. */
|
|
|
9054 if (autocmd_blocked == 0)
|
|
|
9055 old_termresponse = get_vim_var_str(VV_TERMRESPONSE);
|
|
|
9056 # endif
|
|
|
9057 ++autocmd_blocked;
|
|
|
9058 }
|
|
|
9059
|
|
|
9060 void
|
|
|
9061 unblock_autocmds()
|
|
|
9062 {
|
|
|
9063 --autocmd_blocked;
|
|
|
9064
|
|
|
9065 # ifdef FEAT_EVAL
|
|
|
9066 /* When v:termresponse was set while autocommands were blocked, trigger
|
|
|
9067 * the autocommands now. Esp. useful when executing a shell command
|
|
|
9068 * during startup (vimdiff). */
|
|
|
9069 if (autocmd_blocked == 0
|
|
|
9070 && get_vim_var_str(VV_TERMRESPONSE) != old_termresponse)
|
|
|
9071 apply_autocmds(EVENT_TERMRESPONSE, NULL, NULL, FALSE, curbuf);
|
|
|
9072 # endif
|
|
|
9073 }
|
|
|
9074
|
|
7
|
9075 /*
|
|
|
9076 * Find next autocommand pattern that matches.
|
|
|
9077 */
|
|
|
9078 static void
|
|
|
9079 auto_next_pat(apc, stop_at_last)
|
|
|
9080 AutoPatCmd *apc;
|
|
|
9081 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
9082 {
|
|
|
9083 AutoPat *ap;
|
|
|
9084 AutoCmd *cp;
|
|
|
9085 char_u *name;
|
|
|
9086 char *s;
|
|
|
9087
|
|
|
9088 vim_free(sourcing_name);
|
|
|
9089 sourcing_name = NULL;
|
|
|
9090
|
|
|
9091 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
9092 {
|
|
|
9093 apc->curpat = NULL;
|
|
|
9094
|
|
1723
|
9095 /* Only use a pattern when it has not been removed, has commands and
|
|
40
|
9096 * the group matches. For buffer-local autocommands only check the
|
|
|
9097 * buffer number. */
|
|
7
|
9098 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
9099 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
9100 {
|
|
40
|
9101 /* execution-condition */
|
|
|
9102 if (ap->buflocal_nr == 0
|
|
153
|
9103 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
9104 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
9105 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
9106 {
|
|
|
9107 name = event_nr2name(apc->event);
|
|
|
9108 s = _("%s Auto commands for \"%s\"");
|
|
|
9109 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
9110 + STRLEN(name) + ap->patlen + 1));
|
|
|
9111 if (sourcing_name != NULL)
|
|
|
9112 {
|
|
|
9113 sprintf((char *)sourcing_name, s,
|
|
|
9114 (char *)name, (char *)ap->pat);
|
|
|
9115 if (p_verbose >= 8)
|
|
292
|
9116 {
|
|
|
9117 verbose_enter();
|
|
273
|
9118 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
9119 verbose_leave();
|
|
|
9120 }
|
|
7
|
9121 }
|
|
|
9122
|
|
|
9123 apc->curpat = ap;
|
|
|
9124 apc->nextcmd = ap->cmds;
|
|
|
9125 /* mark last command */
|
|
|
9126 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
9127 cp->last = FALSE;
|
|
|
9128 cp->last = TRUE;
|
|
|
9129 }
|
|
|
9130 line_breakcheck();
|
|
|
9131 if (apc->curpat != NULL) /* found a match */
|
|
|
9132 break;
|
|
|
9133 }
|
|
|
9134 if (stop_at_last && ap->last)
|
|
|
9135 break;
|
|
|
9136 }
|
|
|
9137 }
|
|
|
9138
|
|
|
9139 /*
|
|
|
9140 * Get next autocommand command.
|
|
|
9141 * Called by do_cmdline() to get the next line for ":if".
|
|
|
9142 * Returns allocated string, or NULL for end of autocommands.
|
|
|
9143 */
|
|
|
9144 static char_u *
|
|
|
9145 getnextac(c, cookie, indent)
|
|
1880
|
9146 int c UNUSED;
|
|
7
|
9147 void *cookie;
|
|
1880
|
9148 int indent UNUSED;
|
|
7
|
9149 {
|
|
|
9150 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
9151 char_u *retval;
|
|
|
9152 AutoCmd *ac;
|
|
|
9153
|
|
|
9154 /* Can be called again after returning the last line. */
|
|
|
9155 if (acp->curpat == NULL)
|
|
|
9156 return NULL;
|
|
|
9157
|
|
|
9158 /* repeat until we find an autocommand to execute */
|
|
|
9159 for (;;)
|
|
|
9160 {
|
|
|
9161 /* skip removed commands */
|
|
|
9162 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
9163 if (acp->nextcmd->last)
|
|
|
9164 acp->nextcmd = NULL;
|
|
|
9165 else
|
|
|
9166 acp->nextcmd = acp->nextcmd->next;
|
|
|
9167
|
|
|
9168 if (acp->nextcmd != NULL)
|
|
|
9169 break;
|
|
|
9170
|
|
|
9171 /* at end of commands, find next pattern that matches */
|
|
|
9172 if (acp->curpat->last)
|
|
|
9173 acp->curpat = NULL;
|
|
|
9174 else
|
|
|
9175 acp->curpat = acp->curpat->next;
|
|
|
9176 if (acp->curpat != NULL)
|
|
|
9177 auto_next_pat(acp, TRUE);
|
|
|
9178 if (acp->curpat == NULL)
|
|
|
9179 return NULL;
|
|
|
9180 }
|
|
|
9181
|
|
|
9182 ac = acp->nextcmd;
|
|
|
9183
|
|
|
9184 if (p_verbose >= 9)
|
|
|
9185 {
|
|
292
|
9186 verbose_enter_scroll();
|
|
273
|
9187 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
9188 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
9189 verbose_leave_scroll();
|
|
7
|
9190 }
|
|
|
9191 retval = vim_strsave(ac->cmd);
|
|
|
9192 autocmd_nested = ac->nested;
|
|
|
9193 #ifdef FEAT_EVAL
|
|
|
9194 current_SID = ac->scriptID;
|
|
|
9195 #endif
|
|
|
9196 if (ac->last)
|
|
|
9197 acp->nextcmd = NULL;
|
|
|
9198 else
|
|
|
9199 acp->nextcmd = ac->next;
|
|
|
9200 return retval;
|
|
|
9201 }
|
|
|
9202
|
|
|
9203 /*
|
|
|
9204 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
9205 * To account for buffer-local autocommands, function needs to know
|
|
|
9206 * in which buffer the file will be opened.
|
|
7
|
9207 */
|
|
|
9208 int
|
|
40
|
9209 has_autocmd(event, sfname, buf)
|
|
661
|
9210 event_T event;
|
|
7
|
9211 char_u *sfname;
|
|
40
|
9212 buf_T *buf;
|
|
7
|
9213 {
|
|
|
9214 AutoPat *ap;
|
|
|
9215 char_u *fname;
|
|
|
9216 char_u *tail = gettail(sfname);
|
|
|
9217 int retval = FALSE;
|
|
|
9218
|
|
|
9219 fname = FullName_save(sfname, FALSE);
|
|
|
9220 if (fname == NULL)
|
|
|
9221 return FALSE;
|
|
|
9222
|
|
|
9223 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9224 /*
|
|
|
9225 * Replace all backslashes with forward slashes. This makes the
|
|
|
9226 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
9227 */
|
|
|
9228 sfname = vim_strsave(sfname);
|
|
|
9229 if (sfname != NULL)
|
|
|
9230 forward_slash(sfname);
|
|
|
9231 forward_slash(fname);
|
|
|
9232 #endif
|
|
|
9233
|
|
|
9234 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
9235 if (ap->pat != NULL && ap->cmds != NULL
|
|
856
|
9236 && (ap->buflocal_nr == 0
|
|
153
|
9237 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
9238 fname, sfname, tail, ap->allow_dirs)
|
|
856
|
9239 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
40
|
9240 ))
|
|
7
|
9241 {
|
|
|
9242 retval = TRUE;
|
|
|
9243 break;
|
|
|
9244 }
|
|
|
9245
|
|
|
9246 vim_free(fname);
|
|
|
9247 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9248 vim_free(sfname);
|
|
|
9249 #endif
|
|
|
9250
|
|
|
9251 return retval;
|
|
|
9252 }
|
|
|
9253
|
|
|
9254 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9255 /*
|
|
|
9256 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
9257 * names.
|
|
|
9258 */
|
|
|
9259 char_u *
|
|
|
9260 get_augroup_name(xp, idx)
|
|
1880
|
9261 expand_T *xp UNUSED;
|
|
7
|
9262 int idx;
|
|
|
9263 {
|
|
|
9264 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
9265 return (char_u *)"END";
|
|
|
9266 if (idx >= augroups.ga_len) /* end of list */
|
|
|
9267 return NULL;
|
|
|
9268 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
9269 return (char_u *)"";
|
|
|
9270 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9271 }
|
|
|
9272
|
|
|
9273 static int include_groups = FALSE;
|
|
|
9274
|
|
|
9275 char_u *
|
|
|
9276 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
9277 expand_T *xp;
|
|
|
9278 char_u *arg;
|
|
1733
|
9279 int doautocmd; /* TRUE for :doauto*, FALSE for :autocmd */
|
|
7
|
9280 {
|
|
|
9281 char_u *p;
|
|
|
9282 int group;
|
|
|
9283
|
|
|
9284 /* check for a group name, skip it if present */
|
|
|
9285 include_groups = FALSE;
|
|
|
9286 p = arg;
|
|
|
9287 group = au_get_grouparg(&arg);
|
|
|
9288 if (group == AUGROUP_ERROR)
|
|
|
9289 return NULL;
|
|
|
9290 /* If there only is a group name that's what we expand. */
|
|
|
9291 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
9292 {
|
|
|
9293 arg = p;
|
|
|
9294 group = AUGROUP_ALL;
|
|
|
9295 }
|
|
|
9296
|
|
|
9297 /* skip over event name */
|
|
|
9298 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
9299 if (*p == ',')
|
|
|
9300 arg = p + 1;
|
|
|
9301 if (*p == NUL)
|
|
|
9302 {
|
|
|
9303 if (group == AUGROUP_ALL)
|
|
|
9304 include_groups = TRUE;
|
|
|
9305 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
9306 xp->xp_pattern = arg;
|
|
|
9307 return NULL;
|
|
|
9308 }
|
|
|
9309
|
|
|
9310 /* skip over pattern */
|
|
|
9311 arg = skipwhite(p);
|
|
|
9312 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
9313 arg++;
|
|
|
9314 if (*arg)
|
|
|
9315 return arg; /* expand (next) command */
|
|
|
9316
|
|
|
9317 if (doautocmd)
|
|
|
9318 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
9319 else
|
|
|
9320 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
9321 return NULL;
|
|
|
9322 }
|
|
|
9323
|
|
|
9324 /*
|
|
|
9325 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
9326 */
|
|
|
9327 char_u *
|
|
|
9328 get_event_name(xp, idx)
|
|
1880
|
9329 expand_T *xp UNUSED;
|
|
7
|
9330 int idx;
|
|
|
9331 {
|
|
|
9332 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
9333 {
|
|
|
9334 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
9335 return (char_u *)""; /* skip deleted entries */
|
|
|
9336 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9337 }
|
|
|
9338 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
9339 }
|
|
|
9340
|
|
|
9341 #endif /* FEAT_CMDL_COMPL */
|
|
|
9342
|
|
|
9343 /*
|
|
615
|
9344 * Return TRUE if autocmd is supported.
|
|
|
9345 */
|
|
|
9346 int
|
|
|
9347 autocmd_supported(name)
|
|
|
9348 char_u *name;
|
|
|
9349 {
|
|
|
9350 char_u *p;
|
|
|
9351
|
|
|
9352 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
9353 }
|
|
|
9354
|
|
|
9355 /*
|
|
612
|
9356 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
9357 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
9358 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
9359 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
9360 * Used for:
|
|
|
9361 * exists("#Group") or
|
|
|
9362 * exists("#Group#Event") or
|
|
|
9363 * exists("#Group#Event#pat") or
|
|
|
9364 * exists("#Event") or
|
|
|
9365 * exists("#Event#pat")
|
|
7
|
9366 */
|
|
|
9367 int
|
|
612
|
9368 au_exists(arg)
|
|
|
9369 char_u *arg;
|
|
7
|
9370 {
|
|
612
|
9371 char_u *arg_save;
|
|
|
9372 char_u *pattern = NULL;
|
|
7
|
9373 char_u *event_name;
|
|
|
9374 char_u *p;
|
|
661
|
9375 event_T event;
|
|
7
|
9376 AutoPat *ap;
|
|
40
|
9377 buf_T *buflocal_buf = NULL;
|
|
612
|
9378 int group;
|
|
|
9379 int retval = FALSE;
|
|
|
9380
|
|
615
|
9381 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
9382 arg_save = vim_strsave(arg);
|
|
|
9383 if (arg_save == NULL)
|
|
|
9384 return FALSE;
|
|
615
|
9385 p = vim_strchr(arg_save, '#');
|
|
612
|
9386 if (p != NULL)
|
|
|
9387 *p++ = NUL;
|
|
|
9388
|
|
|
9389 /* First, look for an autocmd group name */
|
|
|
9390 group = au_find_group(arg_save);
|
|
|
9391 if (group == AUGROUP_ERROR)
|
|
|
9392 {
|
|
|
9393 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
9394 group = AUGROUP_ALL;
|
|
|
9395 event_name = arg_save;
|
|
|
9396 }
|
|
|
9397 else
|
|
|
9398 {
|
|
|
9399 if (p == NULL)
|
|
|
9400 {
|
|
|
9401 /* "Group": group name is present and it's recognized */
|
|
|
9402 retval = TRUE;
|
|
|
9403 goto theend;
|
|
|
9404 }
|
|
|
9405
|
|
|
9406 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
9407 event_name = p;
|
|
|
9408 p = vim_strchr(event_name, '#');
|
|
|
9409 if (p != NULL)
|
|
|
9410 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
9411 }
|
|
|
9412
|
|
|
9413 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
9414
|
|
|
9415 /* find the index (enum) for the event name */
|
|
|
9416 event = event_name2nr(event_name, &p);
|
|
|
9417
|
|
|
9418 /* return FALSE if the event name is not recognized */
|
|
612
|
9419 if (event == NUM_EVENTS)
|
|
|
9420 goto theend;
|
|
7
|
9421
|
|
|
9422 /* Find the first autocommand for this event.
|
|
|
9423 * If there isn't any, return FALSE;
|
|
|
9424 * If there is one and no pattern given, return TRUE; */
|
|
|
9425 ap = first_autopat[(int)event];
|
|
|
9426 if (ap == NULL)
|
|
612
|
9427 goto theend;
|
|
7
|
9428 if (pattern == NULL)
|
|
612
|
9429 {
|
|
|
9430 retval = TRUE;
|
|
|
9431 goto theend;
|
|
|
9432 }
|
|
7
|
9433
|
|
40
|
9434 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
9435 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
9436 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
9437 buflocal_buf = curbuf;
|
|
|
9438
|
|
7
|
9439 /* Check if there is an autocommand with the given pattern. */
|
|
|
9440 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
9441 /* only use a pattern when it has not been removed and has commands. */
|
|
|
9442 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
9443 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
9444 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
9445 && (buflocal_buf == NULL
|
|
|
9446 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
9447 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
9448 {
|
|
|
9449 retval = TRUE;
|
|
|
9450 break;
|
|
|
9451 }
|
|
|
9452
|
|
|
9453 theend:
|
|
|
9454 vim_free(arg_save);
|
|
|
9455 return retval;
|
|
7
|
9456 }
|
|
40
|
9457
|
|
934
|
9458 #else /* FEAT_AUTOCMD */
|
|
|
9459
|
|
|
9460 /*
|
|
|
9461 * Prepare for executing commands for (hidden) buffer "buf".
|
|
|
9462 * This is the non-autocommand version, it simply saves "curbuf" and sets
|
|
|
9463 * "curbuf" and "curwin" to match "buf".
|
|
|
9464 */
|
|
|
9465 void
|
|
|
9466 aucmd_prepbuf(aco, buf)
|
|
|
9467 aco_save_T *aco; /* structure to save values in */
|
|
|
9468 buf_T *buf; /* new curbuf */
|
|
|
9469 {
|
|
1906
|
9470 aco->save_curbuf = curbuf;
|
|
|
9471 --curbuf->b_nwindows;
|
|
934
|
9472 curbuf = buf;
|
|
|
9473 curwin->w_buffer = buf;
|
|
1906
|
9474 ++curbuf->b_nwindows;
|
|
934
|
9475 }
|
|
|
9476
|
|
|
9477 /*
|
|
|
9478 * Restore after executing commands for a (hidden) buffer.
|
|
|
9479 * This is the non-autocommand version.
|
|
|
9480 */
|
|
|
9481 void
|
|
|
9482 aucmd_restbuf(aco)
|
|
|
9483 aco_save_T *aco; /* structure holding saved values */
|
|
|
9484 {
|
|
1906
|
9485 --curbuf->b_nwindows;
|
|
|
9486 curbuf = aco->save_curbuf;
|
|
934
|
9487 curwin->w_buffer = curbuf;
|
|
1906
|
9488 ++curbuf->b_nwindows;
|
|
934
|
9489 }
|
|
|
9490
|
|
7
|
9491 #endif /* FEAT_AUTOCMD */
|
|
|
9492
|
|
934
|
9493
|
|
7
|
9494 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9495 /*
|
|
153
|
9496 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
9497 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
9498 * vim_regcomp() often.
|
|
7
|
9499 * Used for autocommands and 'wildignore'.
|
|
|
9500 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
9501 */
|
|
|
9502 int
|
|
153
|
9503 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
9504 char_u *pattern; /* pattern to match with */
|
|
153
|
9505 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
9506 char_u *fname; /* full path of file name */
|
|
|
9507 char_u *sfname; /* short file name or NULL */
|
|
|
9508 char_u *tail; /* tail of path */
|
|
|
9509 int allow_dirs; /* allow matching with dir */
|
|
|
9510 {
|
|
|
9511 regmatch_T regmatch;
|
|
|
9512 int result = FALSE;
|
|
|
9513 #ifdef FEAT_OSFILETYPE
|
|
|
9514 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9515 char_u *type_start;
|
|
|
9516 char_u c;
|
|
|
9517 int match = FALSE;
|
|
|
9518 #endif
|
|
|
9519
|
|
|
9520 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9521 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9522 #else
|
|
|
9523 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9524 #endif
|
|
|
9525 #ifdef FEAT_OSFILETYPE
|
|
|
9526 if (*pattern == '<')
|
|
|
9527 {
|
|
|
9528 /* There is a filetype condition specified with this pattern.
|
|
|
9529 * Check the filetype matches first. If not, don't bother with the
|
|
|
9530 * pattern (set regprog to NULL).
|
|
|
9531 * Always use magic for the regexp.
|
|
|
9532 */
|
|
|
9533
|
|
|
9534 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9535 {
|
|
|
9536 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9537 {
|
|
|
9538 *pattern = NUL; /* Terminate the string */
|
|
|
9539 match = mch_check_filetype(fname, type_start);
|
|
|
9540 *pattern = c; /* Restore the terminator */
|
|
|
9541 type_start = pattern + 1;
|
|
|
9542 }
|
|
|
9543 if (c == '>')
|
|
|
9544 break;
|
|
|
9545 }
|
|
|
9546
|
|
|
9547 /* (c should never be NUL, but check anyway) */
|
|
|
9548 if (match == FALSE || c == NUL)
|
|
|
9549 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9550 else if (*pattern == NUL)
|
|
|
9551 {
|
|
|
9552 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9553 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9554 }
|
|
|
9555 else
|
|
|
9556 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9557 }
|
|
|
9558 else
|
|
|
9559 #endif
|
|
153
|
9560 {
|
|
|
9561 if (prog != NULL)
|
|
|
9562 regmatch.regprog = prog;
|
|
|
9563 else
|
|
|
9564 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9565 }
|
|
7
|
9566
|
|
|
9567 /*
|
|
|
9568 * Try for a match with the pattern with:
|
|
|
9569 * 1. the full file name, when the pattern has a '/'.
|
|
|
9570 * 2. the short file name, when the pattern has a '/'.
|
|
|
9571 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9572 */
|
|
|
9573 if (
|
|
|
9574 #ifdef FEAT_OSFILETYPE
|
|
|
9575 /* If the check is for a filetype only and we don't care
|
|
|
9576 * about the path then skip all the regexp stuff.
|
|
|
9577 */
|
|
|
9578 no_pattern ||
|
|
|
9579 #endif
|
|
|
9580 (regmatch.regprog != NULL
|
|
|
9581 && ((allow_dirs
|
|
|
9582 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9583 || (sfname != NULL
|
|
|
9584 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9585 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9586 result = TRUE;
|
|
|
9587
|
|
153
|
9588 if (prog == NULL)
|
|
|
9589 vim_free(regmatch.regprog);
|
|
7
|
9590 return result;
|
|
|
9591 }
|
|
|
9592 #endif
|
|
|
9593
|
|
|
9594 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9595 /*
|
|
|
9596 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9597 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9598 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9599 */
|
|
|
9600 int
|
|
|
9601 match_file_list(list, sfname, ffname)
|
|
|
9602 char_u *list;
|
|
|
9603 char_u *sfname;
|
|
|
9604 char_u *ffname;
|
|
|
9605 {
|
|
|
9606 char_u buf[100];
|
|
|
9607 char_u *tail;
|
|
|
9608 char_u *regpat;
|
|
|
9609 char allow_dirs;
|
|
|
9610 int match;
|
|
|
9611 char_u *p;
|
|
|
9612
|
|
|
9613 tail = gettail(sfname);
|
|
|
9614
|
|
|
9615 /* try all patterns in 'wildignore' */
|
|
|
9616 p = list;
|
|
|
9617 while (*p)
|
|
|
9618 {
|
|
|
9619 copy_option_part(&p, buf, 100, ",");
|
|
|
9620 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9621 if (regpat == NULL)
|
|
|
9622 break;
|
|
153
|
9623 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9624 tail, (int)allow_dirs);
|
|
7
|
9625 vim_free(regpat);
|
|
|
9626 if (match)
|
|
|
9627 return TRUE;
|
|
|
9628 }
|
|
|
9629 return FALSE;
|
|
|
9630 }
|
|
|
9631 #endif
|
|
|
9632
|
|
|
9633 /*
|
|
|
9634 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9635 * a regular expression, and return the result in allocated memory. If there
|
|
|
9636 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9637 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9638 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9639 *
|
|
|
9640 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9641 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9642 *
|
|
|
9643 * Returns NULL when out of memory.
|
|
|
9644 */
|
|
|
9645 char_u *
|
|
|
9646 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9647 char_u *pat;
|
|
|
9648 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9649 char *allow_dirs; /* Result passed back out in here */
|
|
1877
|
9650 int no_bslash UNUSED; /* Don't use a backward slash as pathsep */
|
|
7
|
9651 {
|
|
|
9652 int size;
|
|
|
9653 char_u *endp;
|
|
|
9654 char_u *reg_pat;
|
|
|
9655 char_u *p;
|
|
|
9656 int i;
|
|
|
9657 int nested = 0;
|
|
|
9658 int add_dollar = TRUE;
|
|
|
9659 #ifdef FEAT_OSFILETYPE
|
|
|
9660 int check_length = 0;
|
|
|
9661 #endif
|
|
|
9662
|
|
|
9663 if (allow_dirs != NULL)
|
|
|
9664 *allow_dirs = FALSE;
|
|
|
9665 if (pat_end == NULL)
|
|
|
9666 pat_end = pat + STRLEN(pat);
|
|
|
9667
|
|
|
9668 #ifdef FEAT_OSFILETYPE
|
|
|
9669 /* Find out how much of the string is the filetype check */
|
|
|
9670 if (*pat == '<')
|
|
|
9671 {
|
|
|
9672 /* Count chars until the next '>' */
|
|
|
9673 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9674 ;
|
|
|
9675 if (p < pat_end)
|
|
|
9676 {
|
|
|
9677 /* Pattern is of the form <.*>.* */
|
|
|
9678 check_length = p - pat + 1;
|
|
|
9679 if (p + 1 >= pat_end)
|
|
|
9680 {
|
|
|
9681 /* The 'pattern' is a filetype check ONLY */
|
|
|
9682 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9683 if (reg_pat != NULL)
|
|
|
9684 {
|
|
|
9685 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9686 reg_pat[check_length] = NUL;
|
|
|
9687 }
|
|
|
9688 return reg_pat;
|
|
|
9689 }
|
|
|
9690 }
|
|
|
9691 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9692
|
|
|
9693 }
|
|
|
9694 pat += check_length;
|
|
|
9695 size = 2 + check_length;
|
|
|
9696 #else
|
|
|
9697 size = 2; /* '^' at start, '$' at end */
|
|
|
9698 #endif
|
|
|
9699
|
|
|
9700 for (p = pat; p < pat_end; p++)
|
|
|
9701 {
|
|
|
9702 switch (*p)
|
|
|
9703 {
|
|
|
9704 case '*':
|
|
|
9705 case '.':
|
|
|
9706 case ',':
|
|
|
9707 case '{':
|
|
|
9708 case '}':
|
|
|
9709 case '~':
|
|
|
9710 size += 2; /* extra backslash */
|
|
|
9711 break;
|
|
|
9712 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9713 case '\\':
|
|
|
9714 case '/':
|
|
|
9715 size += 4; /* could become "[\/]" */
|
|
|
9716 break;
|
|
|
9717 #endif
|
|
|
9718 default:
|
|
|
9719 size++;
|
|
|
9720 # ifdef FEAT_MBYTE
|
|
474
|
9721 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9722 {
|
|
|
9723 ++p;
|
|
|
9724 ++size;
|
|
|
9725 }
|
|
|
9726 # endif
|
|
|
9727 break;
|
|
|
9728 }
|
|
|
9729 }
|
|
|
9730 reg_pat = alloc(size + 1);
|
|
|
9731 if (reg_pat == NULL)
|
|
|
9732 return NULL;
|
|
|
9733
|
|
|
9734 #ifdef FEAT_OSFILETYPE
|
|
|
9735 /* Copy the type check in to the start. */
|
|
|
9736 if (check_length)
|
|
|
9737 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9738 i = check_length;
|
|
|
9739 #else
|
|
|
9740 i = 0;
|
|
|
9741 #endif
|
|
|
9742
|
|
|
9743 if (pat[0] == '*')
|
|
|
9744 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9745 pat++;
|
|
|
9746 else
|
|
|
9747 reg_pat[i++] = '^';
|
|
|
9748 endp = pat_end - 1;
|
|
|
9749 if (*endp == '*')
|
|
|
9750 {
|
|
|
9751 while (endp - pat > 0 && *endp == '*')
|
|
|
9752 endp--;
|
|
|
9753 add_dollar = FALSE;
|
|
|
9754 }
|
|
|
9755 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9756 {
|
|
|
9757 switch (*p)
|
|
|
9758 {
|
|
|
9759 case '*':
|
|
|
9760 reg_pat[i++] = '.';
|
|
|
9761 reg_pat[i++] = '*';
|
|
444
|
9762 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9763 ++p;
|
|
7
|
9764 break;
|
|
|
9765 case '.':
|
|
|
9766 #ifdef RISCOS
|
|
|
9767 if (allow_dirs != NULL)
|
|
|
9768 *allow_dirs = TRUE;
|
|
|
9769 /* FALLTHROUGH */
|
|
|
9770 #endif
|
|
|
9771 case '~':
|
|
|
9772 reg_pat[i++] = '\\';
|
|
|
9773 reg_pat[i++] = *p;
|
|
|
9774 break;
|
|
|
9775 case '?':
|
|
|
9776 #ifdef RISCOS
|
|
|
9777 case '#':
|
|
|
9778 #endif
|
|
|
9779 reg_pat[i++] = '.';
|
|
|
9780 break;
|
|
|
9781 case '\\':
|
|
|
9782 if (p[1] == NUL)
|
|
|
9783 break;
|
|
|
9784 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9785 if (!no_bslash)
|
|
|
9786 {
|
|
|
9787 /* translate:
|
|
|
9788 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9789 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9790 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9791 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9792 */
|
|
|
9793 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9794 && p[1] != '+')
|
|
|
9795 {
|
|
|
9796 reg_pat[i++] = '[';
|
|
|
9797 reg_pat[i++] = '\\';
|
|
|
9798 reg_pat[i++] = '/';
|
|
|
9799 reg_pat[i++] = ']';
|
|
|
9800 if (allow_dirs != NULL)
|
|
|
9801 *allow_dirs = TRUE;
|
|
|
9802 break;
|
|
|
9803 }
|
|
|
9804 }
|
|
|
9805 #endif
|
|
|
9806 if (*++p == '?'
|
|
|
9807 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9808 && no_bslash
|
|
|
9809 #endif
|
|
|
9810 )
|
|
|
9811 reg_pat[i++] = '?';
|
|
|
9812 else
|
|
|
9813 if (*p == ',')
|
|
|
9814 reg_pat[i++] = ',';
|
|
|
9815 else
|
|
|
9816 {
|
|
|
9817 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9818 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9819 && (!no_bslash || *p != '\\')
|
|
|
9820 #endif
|
|
|
9821 )
|
|
|
9822 *allow_dirs = TRUE;
|
|
|
9823 reg_pat[i++] = '\\';
|
|
|
9824 reg_pat[i++] = *p;
|
|
|
9825 }
|
|
|
9826 break;
|
|
|
9827 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9828 case '/':
|
|
|
9829 reg_pat[i++] = '[';
|
|
|
9830 reg_pat[i++] = '\\';
|
|
|
9831 reg_pat[i++] = '/';
|
|
|
9832 reg_pat[i++] = ']';
|
|
|
9833 if (allow_dirs != NULL)
|
|
|
9834 *allow_dirs = TRUE;
|
|
|
9835 break;
|
|
|
9836 #endif
|
|
|
9837 case '{':
|
|
|
9838 reg_pat[i++] = '\\';
|
|
|
9839 reg_pat[i++] = '(';
|
|
|
9840 nested++;
|
|
|
9841 break;
|
|
|
9842 case '}':
|
|
|
9843 reg_pat[i++] = '\\';
|
|
|
9844 reg_pat[i++] = ')';
|
|
|
9845 --nested;
|
|
|
9846 break;
|
|
|
9847 case ',':
|
|
|
9848 if (nested)
|
|
|
9849 {
|
|
|
9850 reg_pat[i++] = '\\';
|
|
|
9851 reg_pat[i++] = '|';
|
|
|
9852 }
|
|
|
9853 else
|
|
|
9854 reg_pat[i++] = ',';
|
|
|
9855 break;
|
|
|
9856 default:
|
|
|
9857 # ifdef FEAT_MBYTE
|
|
474
|
9858 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9859 reg_pat[i++] = *p++;
|
|
|
9860 else
|
|
|
9861 # endif
|
|
|
9862 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9863 *allow_dirs = TRUE;
|
|
|
9864 reg_pat[i++] = *p;
|
|
|
9865 break;
|
|
|
9866 }
|
|
|
9867 }
|
|
|
9868 if (add_dollar)
|
|
|
9869 reg_pat[i++] = '$';
|
|
|
9870 reg_pat[i] = NUL;
|
|
|
9871 if (nested != 0)
|
|
|
9872 {
|
|
|
9873 if (nested < 0)
|
|
|
9874 EMSG(_("E219: Missing {."));
|
|
|
9875 else
|
|
|
9876 EMSG(_("E220: Missing }."));
|
|
|
9877 vim_free(reg_pat);
|
|
|
9878 reg_pat = NULL;
|
|
|
9879 }
|
|
|
9880 return reg_pat;
|
|
|
9881 }
|
