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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. */
|
|
|
713 if (swap_mode > 0 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
714 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
715 #endif
|
|
|
716 }
|
|
|
717
|
|
578
|
718 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
719 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
720 if (swap_exists_action == SEA_QUIT)
|
|
|
721 {
|
|
|
722 if (!read_buffer && !read_stdin)
|
|
|
723 close(fd);
|
|
|
724 return FAIL;
|
|
|
725 }
|
|
|
726 #endif
|
|
|
727
|
|
|
728 ++no_wait_return; /* don't wait for return yet */
|
|
|
729
|
|
|
730 /*
|
|
|
731 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
732 */
|
|
|
733 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
734 curbuf->b_op_start.col = 0;
|
|
|
735
|
|
|
736 #ifdef FEAT_AUTOCMD
|
|
|
737 if (!read_buffer)
|
|
|
738 {
|
|
|
739 int m = msg_scroll;
|
|
|
740 int n = msg_scrolled;
|
|
|
741
|
|
|
742 /*
|
|
|
743 * The file must be closed again, the autocommands may want to change
|
|
|
744 * the file before reading it.
|
|
|
745 */
|
|
|
746 if (!read_stdin)
|
|
|
747 close(fd); /* ignore errors */
|
|
|
748
|
|
|
749 /*
|
|
|
750 * The output from the autocommands should not overwrite anything and
|
|
|
751 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
752 * output was done.
|
|
|
753 */
|
|
|
754 msg_scroll = TRUE;
|
|
|
755 if (filtering)
|
|
|
756 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
757 FALSE, curbuf, eap);
|
|
|
758 else if (read_stdin)
|
|
|
759 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
760 FALSE, curbuf, eap);
|
|
|
761 else if (newfile)
|
|
|
762 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
763 FALSE, curbuf, eap);
|
|
|
764 else
|
|
|
765 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
766 FALSE, NULL, eap);
|
|
|
767 if (msg_scrolled == n)
|
|
|
768 msg_scroll = m;
|
|
|
769
|
|
|
770 #ifdef FEAT_EVAL
|
|
|
771 if (aborting()) /* autocmds may abort script processing */
|
|
|
772 {
|
|
|
773 --no_wait_return;
|
|
|
774 msg_scroll = msg_save;
|
|
|
775 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
776 return FAIL;
|
|
|
777 }
|
|
|
778 #endif
|
|
|
779 /*
|
|
|
780 * Don't allow the autocommands to change the current buffer.
|
|
|
781 * Try to re-open the file.
|
|
1834
|
782 *
|
|
|
783 * Don't allow the autocommands to change the buffer name either
|
|
|
784 * (cd for example) if it invalidates fname or sfname.
|
|
7
|
785 */
|
|
|
786 if (!read_stdin && (curbuf != old_curbuf
|
|
1834
|
787 || (using_b_ffname && (old_b_ffname != curbuf->b_ffname))
|
|
|
788 || (using_b_fname && (old_b_fname != curbuf->b_fname))
|
|
7
|
789 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
790 {
|
|
|
791 --no_wait_return;
|
|
|
792 msg_scroll = msg_save;
|
|
|
793 if (fd < 0)
|
|
|
794 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
795 else
|
|
|
796 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
797 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
798 return FAIL;
|
|
|
799 }
|
|
|
800 }
|
|
|
801 #endif /* FEAT_AUTOCMD */
|
|
|
802
|
|
|
803 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
804 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
805
|
|
|
806 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
807 {
|
|
|
808 /*
|
|
|
809 * Show the user that we are busy reading the input. Sometimes this
|
|
|
810 * may take a while. When reading from stdin another program may
|
|
|
811 * still be running, don't move the cursor to the last line, unless
|
|
|
812 * always using the GUI.
|
|
|
813 */
|
|
|
814 if (read_stdin)
|
|
|
815 {
|
|
|
816 #ifndef ALWAYS_USE_GUI
|
|
|
817 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
818 #endif
|
|
|
819 #ifdef FEAT_GUI
|
|
|
820 /* Also write a message in the GUI window, if there is one. */
|
|
|
821 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
822 {
|
|
|
823 p = (char_u *)_("Reading from stdin...");
|
|
|
824 gui_write(p, (int)STRLEN(p));
|
|
|
825 }
|
|
|
826 #endif
|
|
|
827 }
|
|
|
828 else if (!read_buffer)
|
|
|
829 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
830 }
|
|
|
831
|
|
|
832 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
833
|
|
|
834 /*
|
|
|
835 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
836 * fileformat, and after the autocommands, which may change them.
|
|
|
837 */
|
|
|
838 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
839
|
|
|
840 #ifdef FEAT_MBYTE
|
|
595
|
841 /* "++bad=" argument. */
|
|
|
842 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
843 {
|
|
595
|
844 bad_char_behavior = eap->bad_char;
|
|
819
|
845 if (set_options)
|
|
612
|
846 curbuf->b_bad_char = eap->bad_char;
|
|
|
847 }
|
|
|
848 else
|
|
|
849 curbuf->b_bad_char = 0;
|
|
595
|
850
|
|
7
|
851 /*
|
|
595
|
852 * Decide which 'encoding' to use or use first.
|
|
7
|
853 */
|
|
|
854 if (eap != NULL && eap->force_enc != 0)
|
|
|
855 {
|
|
|
856 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
857 fenc_alloced = TRUE;
|
|
595
|
858 keep_dest_enc = TRUE;
|
|
7
|
859 }
|
|
|
860 else if (curbuf->b_p_bin)
|
|
|
861 {
|
|
|
862 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
863 fenc_alloced = FALSE;
|
|
|
864 }
|
|
|
865 else if (curbuf->b_help)
|
|
|
866 {
|
|
|
867 char_u firstline[80];
|
|
301
|
868 int fc;
|
|
7
|
869
|
|
|
870 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
871 * fails it must be latin1.
|
|
|
872 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
873 * this when needed to avoid [converted] remarks all the time.
|
|
|
874 * It is needed when the first line contains non-ASCII characters.
|
|
|
875 * That is only in *.??x files. */
|
|
|
876 fenc = (char_u *)"latin1";
|
|
|
877 c = enc_utf8;
|
|
301
|
878 if (!c && !read_stdin)
|
|
|
879 {
|
|
|
880 fc = fname[STRLEN(fname) - 1];
|
|
|
881 if (TOLOWER_ASC(fc) == 'x')
|
|
|
882 {
|
|
|
883 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
884 * the start of the file. If the read() fails "len" is -1. */
|
|
|
885 len = vim_read(fd, firstline, 80);
|
|
|
886 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
887 for (p = firstline; p < firstline + len; ++p)
|
|
|
888 if (*p >= 0x80)
|
|
|
889 {
|
|
|
890 c = TRUE;
|
|
|
891 break;
|
|
|
892 }
|
|
|
893 }
|
|
7
|
894 }
|
|
|
895
|
|
|
896 if (c)
|
|
|
897 {
|
|
|
898 fenc_next = fenc;
|
|
|
899 fenc = (char_u *)"utf-8";
|
|
|
900
|
|
|
901 /* When the file is utf-8 but a character doesn't fit in
|
|
|
902 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
903 * doesn't make sense. */
|
|
844
|
904 if (!enc_utf8)
|
|
|
905 keep_dest_enc = TRUE;
|
|
7
|
906 }
|
|
|
907 fenc_alloced = FALSE;
|
|
|
908 }
|
|
|
909 else if (*p_fencs == NUL)
|
|
|
910 {
|
|
|
911 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
912 fenc_alloced = FALSE;
|
|
|
913 }
|
|
|
914 else
|
|
|
915 {
|
|
|
916 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
917 fenc = next_fenc(&fenc_next);
|
|
|
918 fenc_alloced = TRUE;
|
|
|
919 }
|
|
|
920 #endif
|
|
|
921
|
|
|
922 /*
|
|
|
923 * Jump back here to retry reading the file in different ways.
|
|
|
924 * Reasons to retry:
|
|
|
925 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
926 * - BOM detected and fenc was set, need to setup conversion
|
|
|
927 * - "fileformat" check failed: try another
|
|
|
928 *
|
|
|
929 * Variables set for special retry actions:
|
|
|
930 * "file_rewind" Rewind the file to start reading it again.
|
|
|
931 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
932 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
933 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
934 * "keep_fileformat" Don't reset "fileformat".
|
|
|
935 *
|
|
|
936 * Other status indicators:
|
|
|
937 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
938 * Output file has to be deleted afterwards.
|
|
|
939 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
940 */
|
|
|
941 retry:
|
|
|
942
|
|
|
943 if (file_rewind)
|
|
|
944 {
|
|
|
945 if (read_buffer)
|
|
|
946 {
|
|
|
947 read_buf_lnum = 1;
|
|
|
948 read_buf_col = 0;
|
|
|
949 }
|
|
|
950 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
951 {
|
|
|
952 /* Can't rewind the file, give up. */
|
|
|
953 error = TRUE;
|
|
|
954 goto failed;
|
|
|
955 }
|
|
|
956 /* Delete the previously read lines. */
|
|
|
957 while (lnum > from)
|
|
|
958 ml_delete(lnum--, FALSE);
|
|
|
959 file_rewind = FALSE;
|
|
|
960 #ifdef FEAT_MBYTE
|
|
819
|
961 if (set_options)
|
|
1352
|
962 {
|
|
7
|
963 curbuf->b_p_bomb = FALSE;
|
|
1352
|
964 curbuf->b_start_bomb = FALSE;
|
|
|
965 }
|
|
595
|
966 conv_error = 0;
|
|
7
|
967 #endif
|
|
|
968 }
|
|
|
969
|
|
|
970 /*
|
|
|
971 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
972 * will be reset.
|
|
|
973 */
|
|
|
974 if (keep_fileformat)
|
|
|
975 keep_fileformat = FALSE;
|
|
|
976 else
|
|
|
977 {
|
|
|
978 if (eap != NULL && eap->force_ff != 0)
|
|
1742
|
979 {
|
|
7
|
980 fileformat = get_fileformat_force(curbuf, eap);
|
|
1742
|
981 try_unix = try_dos = try_mac = FALSE;
|
|
|
982 }
|
|
7
|
983 else if (curbuf->b_p_bin)
|
|
|
984 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
985 else if (*p_ffs == NUL)
|
|
|
986 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
987 else
|
|
|
988 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
989 }
|
|
|
990
|
|
|
991 #ifdef FEAT_MBYTE
|
|
|
992 # ifdef USE_ICONV
|
|
|
993 if (iconv_fd != (iconv_t)-1)
|
|
|
994 {
|
|
|
995 /* aborted conversion with iconv(), close the descriptor */
|
|
|
996 iconv_close(iconv_fd);
|
|
|
997 iconv_fd = (iconv_t)-1;
|
|
|
998 }
|
|
|
999 # endif
|
|
|
1000
|
|
|
1001 if (advance_fenc)
|
|
|
1002 {
|
|
|
1003 /*
|
|
|
1004 * Try the next entry in 'fileencodings'.
|
|
|
1005 */
|
|
|
1006 advance_fenc = FALSE;
|
|
|
1007
|
|
|
1008 if (eap != NULL && eap->force_enc != 0)
|
|
|
1009 {
|
|
|
1010 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
1011 * without conversion. */
|
|
|
1012 notconverted = TRUE;
|
|
595
|
1013 conv_error = 0;
|
|
7
|
1014 if (fenc_alloced)
|
|
|
1015 vim_free(fenc);
|
|
|
1016 fenc = (char_u *)"";
|
|
|
1017 fenc_alloced = FALSE;
|
|
|
1018 }
|
|
|
1019 else
|
|
|
1020 {
|
|
|
1021 if (fenc_alloced)
|
|
|
1022 vim_free(fenc);
|
|
|
1023 if (fenc_next != NULL)
|
|
|
1024 {
|
|
|
1025 fenc = next_fenc(&fenc_next);
|
|
|
1026 fenc_alloced = (fenc_next != NULL);
|
|
|
1027 }
|
|
|
1028 else
|
|
|
1029 {
|
|
|
1030 fenc = (char_u *)"";
|
|
|
1031 fenc_alloced = FALSE;
|
|
|
1032 }
|
|
|
1033 }
|
|
|
1034 if (tmpname != NULL)
|
|
|
1035 {
|
|
|
1036 mch_remove(tmpname); /* delete converted file */
|
|
|
1037 vim_free(tmpname);
|
|
|
1038 tmpname = NULL;
|
|
|
1039 }
|
|
|
1040 }
|
|
|
1041
|
|
|
1042 /*
|
|
|
1043 * Conversion is required when the encoding of the file is different
|
|
|
1044 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
1045 * conversion to UTF-8).
|
|
|
1046 */
|
|
|
1047 fio_flags = 0;
|
|
|
1048 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
1049 if (converted || enc_unicode != 0)
|
|
|
1050 {
|
|
|
1051
|
|
|
1052 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
1053 * for a BOM. */
|
|
|
1054 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
1055 fio_flags = FIO_UCSBOM;
|
|
|
1056
|
|
|
1057 /*
|
|
|
1058 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
1059 * done. This is handled below after read(). Prepare the
|
|
|
1060 * fio_flags to avoid having to parse the string each time.
|
|
|
1061 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
1062 * appears not to handle this correctly. This works just like
|
|
|
1063 * conversion to UTF-8 except how the resulting character is put in
|
|
|
1064 * the buffer.
|
|
|
1065 */
|
|
|
1066 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
1067 fio_flags = get_fio_flags(fenc);
|
|
|
1068
|
|
|
1069 # ifdef WIN3264
|
|
|
1070 /*
|
|
|
1071 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
1072 * is handled with MultiByteToWideChar().
|
|
|
1073 */
|
|
|
1074 if (fio_flags == 0)
|
|
|
1075 fio_flags = get_win_fio_flags(fenc);
|
|
|
1076 # endif
|
|
|
1077
|
|
|
1078 # ifdef MACOS_X
|
|
|
1079 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
1080 if (fio_flags == 0)
|
|
|
1081 fio_flags = get_mac_fio_flags(fenc);
|
|
|
1082 # endif
|
|
|
1083
|
|
|
1084 # ifdef USE_ICONV
|
|
|
1085 /*
|
|
|
1086 * Try using iconv() if we can't convert internally.
|
|
|
1087 */
|
|
|
1088 if (fio_flags == 0
|
|
|
1089 # ifdef FEAT_EVAL
|
|
|
1090 && !did_iconv
|
|
|
1091 # endif
|
|
|
1092 )
|
|
|
1093 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1094 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1095 # endif
|
|
|
1096
|
|
|
1097 # ifdef FEAT_EVAL
|
|
|
1098 /*
|
|
|
1099 * Use the 'charconvert' expression when conversion is required
|
|
|
1100 * and we can't do it internally or with iconv().
|
|
|
1101 */
|
|
|
1102 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1103 # ifdef USE_ICONV
|
|
|
1104 && iconv_fd == (iconv_t)-1
|
|
|
1105 # endif
|
|
|
1106 )
|
|
|
1107 {
|
|
|
1108 # ifdef USE_ICONV
|
|
|
1109 did_iconv = FALSE;
|
|
|
1110 # endif
|
|
|
1111 /* Skip conversion when it's already done (retry for wrong
|
|
|
1112 * "fileformat"). */
|
|
|
1113 if (tmpname == NULL)
|
|
|
1114 {
|
|
|
1115 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1116 if (tmpname == NULL)
|
|
|
1117 {
|
|
|
1118 /* Conversion failed. Try another one. */
|
|
|
1119 advance_fenc = TRUE;
|
|
|
1120 if (fd < 0)
|
|
|
1121 {
|
|
|
1122 /* Re-opening the original file failed! */
|
|
|
1123 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1124 error = TRUE;
|
|
|
1125 goto failed;
|
|
|
1126 }
|
|
|
1127 goto retry;
|
|
|
1128 }
|
|
|
1129 }
|
|
|
1130 }
|
|
|
1131 else
|
|
|
1132 # endif
|
|
|
1133 {
|
|
|
1134 if (fio_flags == 0
|
|
|
1135 # ifdef USE_ICONV
|
|
|
1136 && iconv_fd == (iconv_t)-1
|
|
|
1137 # endif
|
|
|
1138 )
|
|
|
1139 {
|
|
|
1140 /* Conversion wanted but we can't.
|
|
|
1141 * Try the next conversion in 'fileencodings' */
|
|
|
1142 advance_fenc = TRUE;
|
|
|
1143 goto retry;
|
|
|
1144 }
|
|
|
1145 }
|
|
|
1146 }
|
|
|
1147
|
|
595
|
1148 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1149 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1150 * stdin or fixed at a specific encoding. */
|
|
|
1151 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1152 #endif
|
|
|
1153
|
|
|
1154 if (!skip_read)
|
|
|
1155 {
|
|
|
1156 linerest = 0;
|
|
|
1157 filesize = 0;
|
|
|
1158 skip_count = lines_to_skip;
|
|
|
1159 read_count = lines_to_read;
|
|
|
1160 #ifdef FEAT_MBYTE
|
|
|
1161 conv_restlen = 0;
|
|
|
1162 #endif
|
|
|
1163 }
|
|
|
1164
|
|
|
1165 while (!error && !got_int)
|
|
|
1166 {
|
|
|
1167 /*
|
|
|
1168 * We allocate as much space for the file as we can get, plus
|
|
|
1169 * space for the old line plus room for one terminating NUL.
|
|
|
1170 * The amount is limited by the fact that read() only can read
|
|
|
1171 * upto max_unsigned characters (and other things).
|
|
|
1172 */
|
|
|
1173 #if SIZEOF_INT <= 2
|
|
|
1174 if (linerest >= 0x7ff0)
|
|
|
1175 {
|
|
|
1176 ++split;
|
|
|
1177 *ptr = NL; /* split line by inserting a NL */
|
|
|
1178 size = 1;
|
|
|
1179 }
|
|
|
1180 else
|
|
|
1181 #endif
|
|
|
1182 {
|
|
|
1183 if (!skip_read)
|
|
|
1184 {
|
|
|
1185 #if SIZEOF_INT > 2
|
|
1076
|
1186 # if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L)
|
|
7
|
1187 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1188 # else
|
|
|
1189 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1190 # endif
|
|
|
1191 #else
|
|
|
1192 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1193 #endif
|
|
|
1194
|
|
836
|
1195 for ( ; size >= 10; size = (long)((long_u)size >> 1))
|
|
7
|
1196 {
|
|
|
1197 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1198 FALSE)) != NULL)
|
|
|
1199 break;
|
|
|
1200 }
|
|
|
1201 if (new_buffer == NULL)
|
|
|
1202 {
|
|
|
1203 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1204 error = TRUE;
|
|
|
1205 break;
|
|
|
1206 }
|
|
|
1207 if (linerest) /* copy characters from the previous buffer */
|
|
|
1208 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1209 vim_free(buffer);
|
|
|
1210 buffer = new_buffer;
|
|
|
1211 ptr = buffer + linerest;
|
|
|
1212 line_start = buffer;
|
|
|
1213
|
|
|
1214 #ifdef FEAT_MBYTE
|
|
|
1215 /* May need room to translate into.
|
|
|
1216 * For iconv() we don't really know the required space, use a
|
|
|
1217 * factor ICONV_MULT.
|
|
|
1218 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1219 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1220 * become up to 4 bytes, size must be multiple of 2
|
|
|
1221 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1222 * multiple of 2
|
|
|
1223 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1224 * multiple of 4 */
|
|
835
|
1225 real_size = (int)size;
|
|
7
|
1226 # ifdef USE_ICONV
|
|
|
1227 if (iconv_fd != (iconv_t)-1)
|
|
|
1228 size = size / ICONV_MULT;
|
|
|
1229 else
|
|
|
1230 # endif
|
|
|
1231 if (fio_flags & FIO_LATIN1)
|
|
|
1232 size = size / 2;
|
|
|
1233 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1234 size = (size * 2 / 3) & ~1;
|
|
|
1235 else if (fio_flags & FIO_UCS4)
|
|
|
1236 size = (size * 2 / 3) & ~3;
|
|
|
1237 else if (fio_flags == FIO_UCSBOM)
|
|
|
1238 size = size / ICONV_MULT; /* worst case */
|
|
|
1239 # ifdef WIN3264
|
|
|
1240 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1241 size = size / ICONV_MULT; /* also worst case */
|
|
|
1242 # endif
|
|
|
1243 # ifdef MACOS_X
|
|
|
1244 else if (fio_flags & FIO_MACROMAN)
|
|
|
1245 size = size / ICONV_MULT; /* also worst case */
|
|
|
1246 # endif
|
|
|
1247 #endif
|
|
|
1248
|
|
|
1249 #ifdef FEAT_MBYTE
|
|
|
1250 if (conv_restlen > 0)
|
|
|
1251 {
|
|
|
1252 /* Insert unconverted bytes from previous line. */
|
|
|
1253 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1254 ptr += conv_restlen;
|
|
|
1255 size -= conv_restlen;
|
|
|
1256 }
|
|
|
1257 #endif
|
|
|
1258
|
|
|
1259 if (read_buffer)
|
|
|
1260 {
|
|
|
1261 /*
|
|
|
1262 * Read bytes from curbuf. Used for converting text read
|
|
|
1263 * from stdin.
|
|
|
1264 */
|
|
|
1265 if (read_buf_lnum > from)
|
|
|
1266 size = 0;
|
|
|
1267 else
|
|
|
1268 {
|
|
|
1269 int n, ni;
|
|
|
1270 long tlen;
|
|
|
1271
|
|
|
1272 tlen = 0;
|
|
|
1273 for (;;)
|
|
|
1274 {
|
|
|
1275 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1276 n = (int)STRLEN(p);
|
|
|
1277 if ((int)tlen + n + 1 > size)
|
|
|
1278 {
|
|
|
1279 /* Filled up to "size", append partial line.
|
|
|
1280 * Change NL to NUL to reverse the effect done
|
|
|
1281 * below. */
|
|
835
|
1282 n = (int)(size - tlen);
|
|
7
|
1283 for (ni = 0; ni < n; ++ni)
|
|
|
1284 {
|
|
|
1285 if (p[ni] == NL)
|
|
|
1286 ptr[tlen++] = NUL;
|
|
|
1287 else
|
|
|
1288 ptr[tlen++] = p[ni];
|
|
|
1289 }
|
|
|
1290 read_buf_col += n;
|
|
|
1291 break;
|
|
|
1292 }
|
|
|
1293 else
|
|
|
1294 {
|
|
|
1295 /* Append whole line and new-line. Change NL
|
|
|
1296 * to NUL to reverse the effect done below. */
|
|
|
1297 for (ni = 0; ni < n; ++ni)
|
|
|
1298 {
|
|
|
1299 if (p[ni] == NL)
|
|
|
1300 ptr[tlen++] = NUL;
|
|
|
1301 else
|
|
|
1302 ptr[tlen++] = p[ni];
|
|
|
1303 }
|
|
|
1304 ptr[tlen++] = NL;
|
|
|
1305 read_buf_col = 0;
|
|
|
1306 if (++read_buf_lnum > from)
|
|
|
1307 {
|
|
|
1308 /* When the last line didn't have an
|
|
|
1309 * end-of-line don't add it now either. */
|
|
|
1310 if (!curbuf->b_p_eol)
|
|
|
1311 --tlen;
|
|
|
1312 size = tlen;
|
|
|
1313 break;
|
|
|
1314 }
|
|
|
1315 }
|
|
|
1316 }
|
|
|
1317 }
|
|
|
1318 }
|
|
|
1319 else
|
|
|
1320 {
|
|
|
1321 /*
|
|
|
1322 * Read bytes from the file.
|
|
|
1323 */
|
|
|
1324 size = vim_read(fd, ptr, size);
|
|
|
1325 }
|
|
|
1326
|
|
|
1327 if (size <= 0)
|
|
|
1328 {
|
|
|
1329 if (size < 0) /* read error */
|
|
|
1330 error = TRUE;
|
|
|
1331 #ifdef FEAT_MBYTE
|
|
|
1332 else if (conv_restlen > 0)
|
|
595
|
1333 {
|
|
1597
|
1334 /*
|
|
|
1335 * Reached end-of-file but some trailing bytes could
|
|
|
1336 * not be converted. Truncated file?
|
|
|
1337 */
|
|
|
1338
|
|
|
1339 /* When we did a conversion report an error. */
|
|
|
1340 if (fio_flags != 0
|
|
|
1341 # ifdef USE_ICONV
|
|
|
1342 || iconv_fd != (iconv_t)-1
|
|
|
1343 # endif
|
|
|
1344 )
|
|
|
1345 {
|
|
|
1346 if (conv_error == 0)
|
|
|
1347 conv_error = curbuf->b_ml.ml_line_count
|
|
|
1348 - linecnt + 1;
|
|
|
1349 }
|
|
|
1350 /* Remember the first linenr with an illegal byte */
|
|
|
1351 else if (illegal_byte == 0)
|
|
|
1352 illegal_byte = curbuf->b_ml.ml_line_count
|
|
|
1353 - linecnt + 1;
|
|
|
1354 if (bad_char_behavior == BAD_DROP)
|
|
595
|
1355 {
|
|
1597
|
1356 *(ptr - conv_restlen) = NUL;
|
|
|
1357 conv_restlen = 0;
|
|
|
1358 }
|
|
|
1359 else
|
|
|
1360 {
|
|
|
1361 /* Replace the trailing bytes with the replacement
|
|
|
1362 * character if we were converting; if we weren't,
|
|
|
1363 * leave the UTF8 checking code to do it, as it
|
|
|
1364 * works slightly differently. */
|
|
|
1365 if (bad_char_behavior != BAD_KEEP && (fio_flags != 0
|
|
|
1366 # ifdef USE_ICONV
|
|
|
1367 || iconv_fd != (iconv_t)-1
|
|
|
1368 # endif
|
|
|
1369 ))
|
|
|
1370 {
|
|
|
1371 while (conv_restlen > 0)
|
|
|
1372 {
|
|
|
1373 *(--ptr) = bad_char_behavior;
|
|
|
1374 --conv_restlen;
|
|
|
1375 }
|
|
|
1376 }
|
|
595
|
1377 fio_flags = 0; /* don't convert this */
|
|
834
|
1378 # ifdef USE_ICONV
|
|
|
1379 if (iconv_fd != (iconv_t)-1)
|
|
|
1380 {
|
|
|
1381 iconv_close(iconv_fd);
|
|
|
1382 iconv_fd = (iconv_t)-1;
|
|
|
1383 }
|
|
|
1384 # endif
|
|
595
|
1385 }
|
|
|
1386 }
|
|
7
|
1387 #endif
|
|
|
1388 }
|
|
|
1389
|
|
|
1390 #ifdef FEAT_CRYPT
|
|
|
1391 /*
|
|
|
1392 * At start of file: Check for magic number of encryption.
|
|
|
1393 */
|
|
|
1394 if (filesize == 0)
|
|
|
1395 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1396 &filesize, newfile);
|
|
|
1397 /*
|
|
|
1398 * Decrypt the read bytes.
|
|
|
1399 */
|
|
|
1400 if (cryptkey != NULL && size > 0)
|
|
|
1401 for (p = ptr; p < ptr + size; ++p)
|
|
|
1402 ZDECODE(*p);
|
|
|
1403 #endif
|
|
|
1404 }
|
|
|
1405 skip_read = FALSE;
|
|
|
1406
|
|
|
1407 #ifdef FEAT_MBYTE
|
|
|
1408 /*
|
|
|
1409 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1410 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1411 * converting with 'charconvert' or when a BOM has already been
|
|
|
1412 * found.
|
|
|
1413 */
|
|
|
1414 if ((filesize == 0
|
|
|
1415 # ifdef FEAT_CRYPT
|
|
|
1416 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1417 # endif
|
|
|
1418 )
|
|
|
1419 && (fio_flags == FIO_UCSBOM
|
|
|
1420 || (!curbuf->b_p_bomb
|
|
|
1421 && tmpname == NULL
|
|
|
1422 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1423 {
|
|
|
1424 char_u *ccname;
|
|
|
1425 int blen;
|
|
|
1426
|
|
|
1427 /* no BOM detection in a short file or in binary mode */
|
|
|
1428 if (size < 2 || curbuf->b_p_bin)
|
|
|
1429 ccname = NULL;
|
|
|
1430 else
|
|
|
1431 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1432 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1433 if (ccname != NULL)
|
|
|
1434 {
|
|
|
1435 /* Remove BOM from the text */
|
|
|
1436 filesize += blen;
|
|
|
1437 size -= blen;
|
|
|
1438 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
819
|
1439 if (set_options)
|
|
1352
|
1440 {
|
|
7
|
1441 curbuf->b_p_bomb = TRUE;
|
|
1352
|
1442 curbuf->b_start_bomb = TRUE;
|
|
|
1443 }
|
|
7
|
1444 }
|
|
|
1445
|
|
|
1446 if (fio_flags == FIO_UCSBOM)
|
|
|
1447 {
|
|
|
1448 if (ccname == NULL)
|
|
|
1449 {
|
|
|
1450 /* No BOM detected: retry with next encoding. */
|
|
|
1451 advance_fenc = TRUE;
|
|
|
1452 }
|
|
|
1453 else
|
|
|
1454 {
|
|
|
1455 /* BOM detected: set "fenc" and jump back */
|
|
|
1456 if (fenc_alloced)
|
|
|
1457 vim_free(fenc);
|
|
|
1458 fenc = ccname;
|
|
|
1459 fenc_alloced = FALSE;
|
|
|
1460 }
|
|
|
1461 /* retry reading without getting new bytes or rewinding */
|
|
|
1462 skip_read = TRUE;
|
|
|
1463 goto retry;
|
|
|
1464 }
|
|
|
1465 }
|
|
1597
|
1466
|
|
|
1467 /* Include not converted bytes. */
|
|
|
1468 ptr -= conv_restlen;
|
|
|
1469 size += conv_restlen;
|
|
|
1470 conv_restlen = 0;
|
|
7
|
1471 #endif
|
|
|
1472 /*
|
|
|
1473 * Break here for a read error or end-of-file.
|
|
|
1474 */
|
|
|
1475 if (size <= 0)
|
|
|
1476 break;
|
|
|
1477
|
|
|
1478 #ifdef FEAT_MBYTE
|
|
|
1479
|
|
|
1480 # ifdef USE_ICONV
|
|
|
1481 if (iconv_fd != (iconv_t)-1)
|
|
|
1482 {
|
|
|
1483 /*
|
|
|
1484 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1485 * iconv().
|
|
|
1486 */
|
|
|
1487 const char *fromp;
|
|
|
1488 char *top;
|
|
|
1489 size_t from_size;
|
|
|
1490 size_t to_size;
|
|
|
1491
|
|
|
1492 fromp = (char *)ptr;
|
|
|
1493 from_size = size;
|
|
|
1494 ptr += size;
|
|
|
1495 top = (char *)ptr;
|
|
|
1496 to_size = real_size - size;
|
|
|
1497
|
|
|
1498 /*
|
|
|
1499 * If there is conversion error or not enough room try using
|
|
179
|
1500 * another conversion. Except for when there is no
|
|
|
1501 * alternative (help files).
|
|
7
|
1502 */
|
|
177
|
1503 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1504 &top, &to_size)
|
|
7
|
1505 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1506 || from_size > CONV_RESTLEN)
|
|
177
|
1507 {
|
|
595
|
1508 if (can_retry)
|
|
375
|
1509 goto rewind_retry;
|
|
595
|
1510 if (conv_error == 0)
|
|
|
1511 conv_error = readfile_linenr(linecnt,
|
|
|
1512 ptr, (char_u *)top);
|
|
|
1513
|
|
|
1514 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1515 ++fromp;
|
|
|
1516 --from_size;
|
|
595
|
1517 if (bad_char_behavior == BAD_KEEP)
|
|
|
1518 {
|
|
|
1519 *top++ = *(fromp - 1);
|
|
|
1520 --to_size;
|
|
|
1521 }
|
|
|
1522 else if (bad_char_behavior != BAD_DROP)
|
|
|
1523 {
|
|
|
1524 *top++ = bad_char_behavior;
|
|
|
1525 --to_size;
|
|
|
1526 }
|
|
177
|
1527 }
|
|
7
|
1528
|
|
|
1529 if (from_size > 0)
|
|
|
1530 {
|
|
|
1531 /* Some remaining characters, keep them for the next
|
|
|
1532 * round. */
|
|
|
1533 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1534 conv_restlen = (int)from_size;
|
|
|
1535 }
|
|
|
1536
|
|
|
1537 /* move the linerest to before the converted characters */
|
|
|
1538 line_start = ptr - linerest;
|
|
|
1539 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1540 size = (long)((char_u *)top - ptr);
|
|
|
1541 }
|
|
|
1542 # endif
|
|
|
1543
|
|
|
1544 # ifdef WIN3264
|
|
|
1545 if (fio_flags & FIO_CODEPAGE)
|
|
|
1546 {
|
|
595
|
1547 char_u *src, *dst;
|
|
|
1548 WCHAR ucs2buf[3];
|
|
|
1549 int ucs2len;
|
|
|
1550 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1551 int bytelen;
|
|
|
1552 int found_bad;
|
|
|
1553 char replstr[2];
|
|
|
1554
|
|
7
|
1555 /*
|
|
|
1556 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1557 * a codepage, using standard MS-Windows functions. This
|
|
|
1558 * requires two steps:
|
|
|
1559 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1560 * 2. convert from ucs-2 to 'encoding'
|
|
|
1561 *
|
|
|
1562 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1563 * sequence at the end, we may have to do the conversion one
|
|
|
1564 * character at a time to get it right.
|
|
7
|
1565 */
|
|
595
|
1566
|
|
|
1567 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1568 if (bad_char_behavior > 0)
|
|
|
1569 replstr[0] = bad_char_behavior;
|
|
|
1570 else
|
|
|
1571 replstr[0] = '?';
|
|
|
1572 replstr[1] = NUL;
|
|
|
1573
|
|
|
1574 /*
|
|
|
1575 * Move the bytes to the end of the buffer, so that we have
|
|
|
1576 * room to put the result at the start.
|
|
|
1577 */
|
|
|
1578 src = ptr + real_size - size;
|
|
|
1579 mch_memmove(src, ptr, size);
|
|
7
|
1580
|
|
|
1581 /*
|
|
595
|
1582 * Do the conversion.
|
|
7
|
1583 */
|
|
595
|
1584 dst = ptr;
|
|
|
1585 size = size;
|
|
|
1586 while (size > 0)
|
|
7
|
1587 {
|
|
595
|
1588 found_bad = FALSE;
|
|
7
|
1589
|
|
|
1590 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1591 if (codepage == CP_UTF8)
|
|
7
|
1592 {
|
|
595
|
1593 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1594 * trailing bytes properly.
|
|
|
1595 * Get one UTF-8 character from src. */
|
|
835
|
1596 bytelen = (int)utf_ptr2len_len(src, size);
|
|
595
|
1597 if (bytelen > size)
|
|
|
1598 {
|
|
|
1599 /* Only got some bytes of a character. Normally
|
|
|
1600 * it's put in "conv_rest", but if it's too long
|
|
|
1601 * deal with it as if they were illegal bytes. */
|
|
|
1602 if (bytelen <= CONV_RESTLEN)
|
|
|
1603 break;
|
|
|
1604
|
|
|
1605 /* weird overlong byte sequence */
|
|
|
1606 bytelen = size;
|
|
|
1607 found_bad = TRUE;
|
|
|
1608 }
|
|
|
1609 else
|
|
|
1610 {
|
|
799
|
1611 int u8c = utf_ptr2char(src);
|
|
|
1612
|
|
622
|
1613 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1614 found_bad = TRUE;
|
|
|
1615 ucs2buf[0] = u8c;
|
|
|
1616 ucs2len = 1;
|
|
|
1617 }
|
|
7
|
1618 }
|
|
595
|
1619 else
|
|
7
|
1620 # endif
|
|
595
|
1621 {
|
|
|
1622 /* We don't know how long the byte sequence is, try
|
|
|
1623 * from one to three bytes. */
|
|
|
1624 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1625 ++bytelen)
|
|
|
1626 {
|
|
|
1627 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1628 MB_ERR_INVALID_CHARS,
|
|
|
1629 (LPCSTR)src, bytelen,
|
|
|
1630 ucs2buf, 3);
|
|
|
1631 if (ucs2len > 0)
|
|
|
1632 break;
|
|
|
1633 }
|
|
|
1634 if (ucs2len == 0)
|
|
|
1635 {
|
|
|
1636 /* If we have only one byte then it's probably an
|
|
|
1637 * incomplete byte sequence. Otherwise discard
|
|
|
1638 * one byte as a bad character. */
|
|
|
1639 if (size == 1)
|
|
|
1640 break;
|
|
|
1641 found_bad = TRUE;
|
|
|
1642 bytelen = 1;
|
|
|
1643 }
|
|
|
1644 }
|
|
|
1645
|
|
|
1646 if (!found_bad)
|
|
7
|
1647 {
|
|
595
|
1648 int i;
|
|
|
1649
|
|
|
1650 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1651 if (enc_utf8)
|
|
|
1652 {
|
|
|
1653 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1654 for (i = 0; i < ucs2len; ++i)
|
|
|
1655 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1656 }
|
|
|
1657 else
|
|
|
1658 {
|
|
|
1659 BOOL bad = FALSE;
|
|
|
1660 int dstlen;
|
|
|
1661
|
|
|
1662 /* From UCS-2 to "enc_codepage". If the
|
|
|
1663 * conversion uses the default character "?",
|
|
|
1664 * the data doesn't fit in this encoding. */
|
|
|
1665 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1666 (LPCWSTR)ucs2buf, ucs2len,
|
|
835
|
1667 (LPSTR)dst, (int)(src - dst),
|
|
595
|
1668 replstr, &bad);
|
|
|
1669 if (bad)
|
|
|
1670 found_bad = TRUE;
|
|
|
1671 else
|
|
|
1672 dst += dstlen;
|
|
|
1673 }
|
|
7
|
1674 }
|
|
595
|
1675
|
|
|
1676 if (found_bad)
|
|
|
1677 {
|
|
|
1678 /* Deal with bytes we can't convert. */
|
|
|
1679 if (can_retry)
|
|
|
1680 goto rewind_retry;
|
|
|
1681 if (conv_error == 0)
|
|
|
1682 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1683 if (bad_char_behavior != BAD_DROP)
|
|
|
1684 {
|
|
|
1685 if (bad_char_behavior == BAD_KEEP)
|
|
|
1686 {
|
|
|
1687 mch_memmove(dst, src, bytelen);
|
|
|
1688 dst += bytelen;
|
|
|
1689 }
|
|
|
1690 else
|
|
|
1691 *dst++ = bad_char_behavior;
|
|
|
1692 }
|
|
|
1693 }
|
|
|
1694
|
|
|
1695 src += bytelen;
|
|
|
1696 size -= bytelen;
|
|
7
|
1697 }
|
|
595
|
1698
|
|
|
1699 if (size > 0)
|
|
7
|
1700 {
|
|
595
|
1701 /* An incomplete byte sequence remaining. */
|
|
|
1702 mch_memmove(conv_rest, src, size);
|
|
|
1703 conv_restlen = size;
|
|
7
|
1704 }
|
|
595
|
1705
|
|
|
1706 /* The new size is equal to how much "dst" was advanced. */
|
|
835
|
1707 size = (long)(dst - ptr);
|
|
7
|
1708 }
|
|
|
1709 else
|
|
|
1710 # endif
|
|
765
|
1711 # ifdef MACOS_CONVERT
|
|
7
|
1712 if (fio_flags & FIO_MACROMAN)
|
|
|
1713 {
|
|
|
1714 /*
|
|
|
1715 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1716 * latin1. This is in os_mac_conv.c.
|
|
7
|
1717 */
|
|
18
|
1718 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1719 goto rewind_retry;
|
|
|
1720 }
|
|
|
1721 else
|
|
|
1722 # endif
|
|
|
1723 if (fio_flags != 0)
|
|
|
1724 {
|
|
|
1725 int u8c;
|
|
|
1726 char_u *dest;
|
|
|
1727 char_u *tail = NULL;
|
|
|
1728
|
|
|
1729 /*
|
|
|
1730 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1731 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1732 * Go from end to start through the buffer, because the number
|
|
|
1733 * of bytes may increase.
|
|
|
1734 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1735 * to after the next character to convert.
|
|
|
1736 */
|
|
|
1737 dest = ptr + real_size;
|
|
|
1738 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1739 {
|
|
|
1740 p = ptr + size;
|
|
|
1741 if (fio_flags == FIO_UTF8)
|
|
|
1742 {
|
|
|
1743 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1744 tail = ptr + size - 1;
|
|
|
1745 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1746 --tail;
|
|
|
1747 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1748 tail = NULL;
|
|
|
1749 else
|
|
|
1750 p = tail;
|
|
|
1751 }
|
|
|
1752 }
|
|
|
1753 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1754 {
|
|
|
1755 /* Check for a trailing byte */
|
|
|
1756 p = ptr + (size & ~1);
|
|
|
1757 if (size & 1)
|
|
|
1758 tail = p;
|
|
|
1759 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1760 {
|
|
|
1761 /* Check for a trailing leading word */
|
|
|
1762 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1763 {
|
|
|
1764 u8c = (*--p << 8);
|
|
|
1765 u8c += *--p;
|
|
|
1766 }
|
|
|
1767 else
|
|
|
1768 {
|
|
|
1769 u8c = *--p;
|
|
|
1770 u8c += (*--p << 8);
|
|
|
1771 }
|
|
|
1772 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1773 tail = p;
|
|
|
1774 else
|
|
|
1775 p += 2;
|
|
|
1776 }
|
|
|
1777 }
|
|
|
1778 else /* FIO_UCS4 */
|
|
|
1779 {
|
|
|
1780 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1781 p = ptr + (size & ~3);
|
|
|
1782 if (size & 3)
|
|
|
1783 tail = p;
|
|
|
1784 }
|
|
|
1785
|
|
|
1786 /* If there is a trailing incomplete sequence move it to
|
|
|
1787 * conv_rest[]. */
|
|
|
1788 if (tail != NULL)
|
|
|
1789 {
|
|
|
1790 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1791 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1792 size -= conv_restlen;
|
|
|
1793 }
|
|
|
1794
|
|
|
1795
|
|
|
1796 while (p > ptr)
|
|
|
1797 {
|
|
|
1798 if (fio_flags & FIO_LATIN1)
|
|
|
1799 u8c = *--p;
|
|
|
1800 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1801 {
|
|
|
1802 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1803 {
|
|
|
1804 u8c = (*--p << 8);
|
|
|
1805 u8c += *--p;
|
|
|
1806 }
|
|
|
1807 else
|
|
|
1808 {
|
|
|
1809 u8c = *--p;
|
|
|
1810 u8c += (*--p << 8);
|
|
|
1811 }
|
|
|
1812 if ((fio_flags & FIO_UTF16)
|
|
|
1813 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1814 {
|
|
|
1815 int u16c;
|
|
|
1816
|
|
|
1817 if (p == ptr)
|
|
|
1818 {
|
|
|
1819 /* Missing leading word. */
|
|
|
1820 if (can_retry)
|
|
|
1821 goto rewind_retry;
|
|
595
|
1822 if (conv_error == 0)
|
|
|
1823 conv_error = readfile_linenr(linecnt,
|
|
|
1824 ptr, p);
|
|
|
1825 if (bad_char_behavior == BAD_DROP)
|
|
|
1826 continue;
|
|
|
1827 if (bad_char_behavior != BAD_KEEP)
|
|
|
1828 u8c = bad_char_behavior;
|
|
7
|
1829 }
|
|
|
1830
|
|
|
1831 /* found second word of double-word, get the first
|
|
|
1832 * word and compute the resulting character */
|
|
|
1833 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1834 {
|
|
|
1835 u16c = (*--p << 8);
|
|
|
1836 u16c += *--p;
|
|
|
1837 }
|
|
|
1838 else
|
|
|
1839 {
|
|
|
1840 u16c = *--p;
|
|
|
1841 u16c += (*--p << 8);
|
|
|
1842 }
|
|
595
|
1843 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1844 + (u8c & 0x3ff);
|
|
|
1845
|
|
7
|
1846 /* Check if the word is indeed a leading word. */
|
|
|
1847 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1848 {
|
|
|
1849 if (can_retry)
|
|
|
1850 goto rewind_retry;
|
|
595
|
1851 if (conv_error == 0)
|
|
|
1852 conv_error = readfile_linenr(linecnt,
|
|
|
1853 ptr, p);
|
|
|
1854 if (bad_char_behavior == BAD_DROP)
|
|
|
1855 continue;
|
|
|
1856 if (bad_char_behavior != BAD_KEEP)
|
|
|
1857 u8c = bad_char_behavior;
|
|
7
|
1858 }
|
|
|
1859 }
|
|
|
1860 }
|
|
|
1861 else if (fio_flags & FIO_UCS4)
|
|
|
1862 {
|
|
|
1863 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1864 {
|
|
|
1865 u8c = (*--p << 24);
|
|
|
1866 u8c += (*--p << 16);
|
|
|
1867 u8c += (*--p << 8);
|
|
|
1868 u8c += *--p;
|
|
|
1869 }
|
|
|
1870 else /* big endian */
|
|
|
1871 {
|
|
|
1872 u8c = *--p;
|
|
|
1873 u8c += (*--p << 8);
|
|
|
1874 u8c += (*--p << 16);
|
|
|
1875 u8c += (*--p << 24);
|
|
|
1876 }
|
|
|
1877 }
|
|
|
1878 else /* UTF-8 */
|
|
|
1879 {
|
|
|
1880 if (*--p < 0x80)
|
|
|
1881 u8c = *p;
|
|
|
1882 else
|
|
|
1883 {
|
|
|
1884 len = utf_head_off(ptr, p);
|
|
595
|
1885 p -= len;
|
|
|
1886 u8c = utf_ptr2char(p);
|
|
7
|
1887 if (len == 0)
|
|
|
1888 {
|
|
|
1889 /* Not a valid UTF-8 character, retry with
|
|
|
1890 * another fenc when possible, otherwise just
|
|
|
1891 * report the error. */
|
|
|
1892 if (can_retry)
|
|
|
1893 goto rewind_retry;
|
|
595
|
1894 if (conv_error == 0)
|
|
|
1895 conv_error = readfile_linenr(linecnt,
|
|
|
1896 ptr, p);
|
|
|
1897 if (bad_char_behavior == BAD_DROP)
|
|
|
1898 continue;
|
|
|
1899 if (bad_char_behavior != BAD_KEEP)
|
|
|
1900 u8c = bad_char_behavior;
|
|
7
|
1901 }
|
|
|
1902 }
|
|
|
1903 }
|
|
|
1904 if (enc_utf8) /* produce UTF-8 */
|
|
|
1905 {
|
|
|
1906 dest -= utf_char2len(u8c);
|
|
|
1907 (void)utf_char2bytes(u8c, dest);
|
|
|
1908 }
|
|
|
1909 else /* produce Latin1 */
|
|
|
1910 {
|
|
|
1911 --dest;
|
|
|
1912 if (u8c >= 0x100)
|
|
|
1913 {
|
|
|
1914 /* character doesn't fit in latin1, retry with
|
|
|
1915 * another fenc when possible, otherwise just
|
|
|
1916 * report the error. */
|
|
595
|
1917 if (can_retry)
|
|
7
|
1918 goto rewind_retry;
|
|
595
|
1919 if (conv_error == 0)
|
|
|
1920 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1921 if (bad_char_behavior == BAD_DROP)
|
|
|
1922 ++dest;
|
|
|
1923 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1924 *dest = u8c;
|
|
|
1925 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1926 *dest = bad_char_behavior;
|
|
|
1927 else
|
|
|
1928 *dest = 0xBF;
|
|
7
|
1929 }
|
|
|
1930 else
|
|
|
1931 *dest = u8c;
|
|
|
1932 }
|
|
|
1933 }
|
|
|
1934
|
|
|
1935 /* move the linerest to before the converted characters */
|
|
|
1936 line_start = dest - linerest;
|
|
|
1937 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1938 size = (long)((ptr + real_size) - dest);
|
|
|
1939 ptr = dest;
|
|
|
1940 }
|
|
1597
|
1941 else if (enc_utf8 && !curbuf->b_p_bin)
|
|
|
1942 {
|
|
|
1943 int incomplete_tail = FALSE;
|
|
|
1944
|
|
|
1945 /* Reading UTF-8: Check if the bytes are valid UTF-8. */
|
|
|
1946 for (p = ptr; ; ++p)
|
|
7
|
1947 {
|
|
835
|
1948 int todo = (int)((ptr + size) - p);
|
|
595
|
1949 int l;
|
|
|
1950
|
|
|
1951 if (todo <= 0)
|
|
|
1952 break;
|
|
7
|
1953 if (*p >= 0x80)
|
|
|
1954 {
|
|
|
1955 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1956 * an incomplete character at the end though, the next
|
|
|
1957 * read() will get the next bytes, we'll check it
|
|
|
1958 * then. */
|
|
595
|
1959 l = utf_ptr2len_len(p, todo);
|
|
1597
|
1960 if (l > todo && !incomplete_tail)
|
|
7
|
1961 {
|
|
1597
|
1962 /* Avoid retrying with a different encoding when
|
|
|
1963 * a truncated file is more likely, or attempting
|
|
|
1964 * to read the rest of an incomplete sequence when
|
|
|
1965 * we have already done so. */
|
|
|
1966 if (p > ptr || filesize > 0)
|
|
|
1967 incomplete_tail = TRUE;
|
|
|
1968 /* Incomplete byte sequence, move it to conv_rest[]
|
|
|
1969 * and try to read the rest of it, unless we've
|
|
|
1970 * already done so. */
|
|
|
1971 if (p > ptr)
|
|
|
1972 {
|
|
|
1973 conv_restlen = todo;
|
|
|
1974 mch_memmove(conv_rest, p, conv_restlen);
|
|
|
1975 size -= conv_restlen;
|
|
|
1976 break;
|
|
|
1977 }
|
|
7
|
1978 }
|
|
1597
|
1979 if (l == 1 || l > todo)
|
|
595
|
1980 {
|
|
|
1981 /* Illegal byte. If we can try another encoding
|
|
1597
|
1982 * do that, unless at EOF where a truncated
|
|
|
1983 * file is more likely than a conversion error. */
|
|
|
1984 if (can_retry && !incomplete_tail)
|
|
595
|
1985 break;
|
|
|
1986 # ifdef USE_ICONV
|
|
|
1987 /* When we did a conversion report an error. */
|
|
|
1988 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1989 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1990 # endif
|
|
1597
|
1991 /* Remember the first linenr with an illegal byte */
|
|
|
1992 if (conv_error == 0 && illegal_byte == 0)
|
|
|
1993 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
595
|
1994
|
|
|
1995 /* Drop, keep or replace the bad byte. */
|
|
|
1996 if (bad_char_behavior == BAD_DROP)
|
|
|
1997 {
|
|
1597
|
1998 mch_memmove(p, p + 1, todo - 1);
|
|
595
|
1999 --p;
|
|
|
2000 --size;
|
|
|
2001 }
|
|
|
2002 else if (bad_char_behavior != BAD_KEEP)
|
|
|
2003 *p = bad_char_behavior;
|
|
|
2004 }
|
|
1597
|
2005 else
|
|
|
2006 p += l - 1;
|
|
7
|
2007 }
|
|
|
2008 }
|
|
1597
|
2009 if (p < ptr + size && !incomplete_tail)
|
|
7
|
2010 {
|
|
|
2011 /* Detected a UTF-8 error. */
|
|
|
2012 rewind_retry:
|
|
595
|
2013 /* Retry reading with another conversion. */
|
|
7
|
2014 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
2015 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
2016 /* iconv() failed, try 'charconvert' */
|
|
|
2017 did_iconv = TRUE;
|
|
7
|
2018 else
|
|
|
2019 # endif
|
|
595
|
2020 /* use next item from 'fileencodings' */
|
|
|
2021 advance_fenc = TRUE;
|
|
|
2022 file_rewind = TRUE;
|
|
|
2023 goto retry;
|
|
7
|
2024 }
|
|
|
2025 }
|
|
|
2026 #endif
|
|
|
2027
|
|
|
2028 /* count the number of characters (after conversion!) */
|
|
|
2029 filesize += size;
|
|
|
2030
|
|
|
2031 /*
|
|
|
2032 * when reading the first part of a file: guess EOL type
|
|
|
2033 */
|
|
|
2034 if (fileformat == EOL_UNKNOWN)
|
|
|
2035 {
|
|
|
2036 /* First try finding a NL, for Dos and Unix */
|
|
|
2037 if (try_dos || try_unix)
|
|
|
2038 {
|
|
|
2039 for (p = ptr; p < ptr + size; ++p)
|
|
|
2040 {
|
|
|
2041 if (*p == NL)
|
|
|
2042 {
|
|
|
2043 if (!try_unix
|
|
|
2044 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
2045 fileformat = EOL_DOS;
|
|
|
2046 else
|
|
|
2047 fileformat = EOL_UNIX;
|
|
|
2048 break;
|
|
|
2049 }
|
|
|
2050 }
|
|
|
2051
|
|
|
2052 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
2053 if (fileformat == EOL_UNIX && try_mac)
|
|
|
2054 {
|
|
|
2055 /* Need to reset the counters when retrying fenc. */
|
|
|
2056 try_mac = 1;
|
|
|
2057 try_unix = 1;
|
|
|
2058 for (; p >= ptr && *p != CAR; p--)
|
|
|
2059 ;
|
|
|
2060 if (p >= ptr)
|
|
|
2061 {
|
|
|
2062 for (p = ptr; p < ptr + size; ++p)
|
|
|
2063 {
|
|
|
2064 if (*p == NL)
|
|
|
2065 try_unix++;
|
|
|
2066 else if (*p == CAR)
|
|
|
2067 try_mac++;
|
|
|
2068 }
|
|
|
2069 if (try_mac > try_unix)
|
|
|
2070 fileformat = EOL_MAC;
|
|
|
2071 }
|
|
|
2072 }
|
|
|
2073 }
|
|
|
2074
|
|
|
2075 /* No NL found: may use Mac format */
|
|
|
2076 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
2077 fileformat = EOL_MAC;
|
|
|
2078
|
|
|
2079 /* Still nothing found? Use first format in 'ffs' */
|
|
|
2080 if (fileformat == EOL_UNKNOWN)
|
|
|
2081 fileformat = default_fileformat();
|
|
|
2082
|
|
|
2083 /* if editing a new file: may set p_tx and p_ff */
|
|
819
|
2084 if (set_options)
|
|
7
|
2085 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
2086 }
|
|
|
2087 }
|
|
|
2088
|
|
|
2089 /*
|
|
|
2090 * This loop is executed once for every character read.
|
|
|
2091 * Keep it fast!
|
|
|
2092 */
|
|
|
2093 if (fileformat == EOL_MAC)
|
|
|
2094 {
|
|
|
2095 --ptr;
|
|
|
2096 while (++ptr, --size >= 0)
|
|
|
2097 {
|
|
|
2098 /* catch most common case first */
|
|
|
2099 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
2100 continue;
|
|
|
2101 if (c == NUL)
|
|
|
2102 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2103 else if (c == NL)
|
|
|
2104 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
2105 else
|
|
|
2106 {
|
|
|
2107 if (skip_count == 0)
|
|
|
2108 {
|
|
|
2109 *ptr = NUL; /* end of line */
|
|
|
2110 len = (colnr_T) (ptr - line_start + 1);
|
|
|
2111 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2112 {
|
|
|
2113 error = TRUE;
|
|
|
2114 break;
|
|
|
2115 }
|
|
|
2116 ++lnum;
|
|
|
2117 if (--read_count == 0)
|
|
|
2118 {
|
|
|
2119 error = TRUE; /* break loop */
|
|
|
2120 line_start = ptr; /* nothing left to write */
|
|
|
2121 break;
|
|
|
2122 }
|
|
|
2123 }
|
|
|
2124 else
|
|
|
2125 --skip_count;
|
|
|
2126 line_start = ptr + 1;
|
|
|
2127 }
|
|
|
2128 }
|
|
|
2129 }
|
|
|
2130 else
|
|
|
2131 {
|
|
|
2132 --ptr;
|
|
|
2133 while (++ptr, --size >= 0)
|
|
|
2134 {
|
|
|
2135 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2136 continue;
|
|
|
2137 if (c == NUL)
|
|
|
2138 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2139 else
|
|
|
2140 {
|
|
|
2141 if (skip_count == 0)
|
|
|
2142 {
|
|
|
2143 *ptr = NUL; /* end of line */
|
|
|
2144 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2145 if (fileformat == EOL_DOS)
|
|
|
2146 {
|
|
|
2147 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2148 {
|
|
|
2149 ptr[-1] = NUL;
|
|
|
2150 --len;
|
|
|
2151 }
|
|
|
2152 /*
|
|
|
2153 * Reading in Dos format, but no CR-LF found!
|
|
|
2154 * When 'fileformats' includes "unix", delete all
|
|
|
2155 * the lines read so far and start all over again.
|
|
|
2156 * Otherwise give an error message later.
|
|
|
2157 */
|
|
|
2158 else if (ff_error != EOL_DOS)
|
|
|
2159 {
|
|
|
2160 if ( try_unix
|
|
|
2161 && !read_stdin
|
|
|
2162 && (read_buffer
|
|
|
2163 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2164 {
|
|
|
2165 fileformat = EOL_UNIX;
|
|
819
|
2166 if (set_options)
|
|
7
|
2167 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2168 file_rewind = TRUE;
|
|
|
2169 keep_fileformat = TRUE;
|
|
|
2170 goto retry;
|
|
|
2171 }
|
|
|
2172 ff_error = EOL_DOS;
|
|
|
2173 }
|
|
|
2174 }
|
|
|
2175 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2176 {
|
|
|
2177 error = TRUE;
|
|
|
2178 break;
|
|
|
2179 }
|
|
|
2180 ++lnum;
|
|
|
2181 if (--read_count == 0)
|
|
|
2182 {
|
|
|
2183 error = TRUE; /* break loop */
|
|
|
2184 line_start = ptr; /* nothing left to write */
|
|
|
2185 break;
|
|
|
2186 }
|
|
|
2187 }
|
|
|
2188 else
|
|
|
2189 --skip_count;
|
|
|
2190 line_start = ptr + 1;
|
|
|
2191 }
|
|
|
2192 }
|
|
|
2193 }
|
|
|
2194 linerest = (long)(ptr - line_start);
|
|
|
2195 ui_breakcheck();
|
|
|
2196 }
|
|
|
2197
|
|
|
2198 failed:
|
|
|
2199 /* not an error, max. number of lines reached */
|
|
|
2200 if (error && read_count == 0)
|
|
|
2201 error = FALSE;
|
|
|
2202
|
|
|
2203 /*
|
|
|
2204 * If we get EOF in the middle of a line, note the fact and
|
|
|
2205 * complete the line ourselves.
|
|
|
2206 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2207 */
|
|
|
2208 if (!error
|
|
|
2209 && !got_int
|
|
|
2210 && linerest != 0
|
|
|
2211 && !(!curbuf->b_p_bin
|
|
|
2212 && fileformat == EOL_DOS
|
|
|
2213 && *line_start == Ctrl_Z
|
|
|
2214 && ptr == line_start + 1))
|
|
|
2215 {
|
|
819
|
2216 /* remember for when writing */
|
|
|
2217 if (set_options)
|
|
7
|
2218 curbuf->b_p_eol = FALSE;
|
|
|
2219 *ptr = NUL;
|
|
|
2220 if (ml_append(lnum, line_start,
|
|
|
2221 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2222 error = TRUE;
|
|
|
2223 else
|
|
|
2224 read_no_eol_lnum = ++lnum;
|
|
|
2225 }
|
|
|
2226
|
|
819
|
2227 if (set_options)
|
|
7
|
2228 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2229
|
|
|
2230 #ifdef FEAT_CRYPT
|
|
|
2231 if (cryptkey != curbuf->b_p_key)
|
|
|
2232 vim_free(cryptkey);
|
|
|
2233 #endif
|
|
|
2234
|
|
|
2235 #ifdef FEAT_MBYTE
|
|
819
|
2236 /* If editing a new file: set 'fenc' for the current buffer.
|
|
|
2237 * Also for ":read ++edit file". */
|
|
|
2238 if (set_options)
|
|
7
|
2239 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
694
|
2240 OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
2241 if (fenc_alloced)
|
|
|
2242 vim_free(fenc);
|
|
|
2243 # ifdef USE_ICONV
|
|
|
2244 if (iconv_fd != (iconv_t)-1)
|
|
|
2245 {
|
|
|
2246 iconv_close(iconv_fd);
|
|
|
2247 iconv_fd = (iconv_t)-1;
|
|
|
2248 }
|
|
|
2249 # endif
|
|
|
2250 #endif
|
|
|
2251
|
|
|
2252 if (!read_buffer && !read_stdin)
|
|
|
2253 close(fd); /* errors are ignored */
|
|
|
2254 vim_free(buffer);
|
|
|
2255
|
|
|
2256 #ifdef HAVE_DUP
|
|
|
2257 if (read_stdin)
|
|
|
2258 {
|
|
|
2259 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2260 close(0);
|
|
1757
|
2261 ignored = dup(2);
|
|
7
|
2262 }
|
|
|
2263 #endif
|
|
|
2264
|
|
|
2265 #ifdef FEAT_MBYTE
|
|
|
2266 if (tmpname != NULL)
|
|
|
2267 {
|
|
|
2268 mch_remove(tmpname); /* delete converted file */
|
|
|
2269 vim_free(tmpname);
|
|
|
2270 }
|
|
|
2271 #endif
|
|
|
2272 --no_wait_return; /* may wait for return now */
|
|
|
2273
|
|
|
2274 /*
|
|
|
2275 * In recovery mode everything but autocommands is skipped.
|
|
|
2276 */
|
|
|
2277 if (!recoverymode)
|
|
|
2278 {
|
|
|
2279 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2280 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2281 {
|
|
|
2282 #ifdef FEAT_NETBEANS_INTG
|
|
|
2283 netbeansFireChanges = 0;
|
|
|
2284 #endif
|
|
|
2285 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2286 #ifdef FEAT_NETBEANS_INTG
|
|
|
2287 netbeansFireChanges = 1;
|
|
|
2288 #endif
|
|
|
2289 --linecnt;
|
|
|
2290 }
|
|
|
2291 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2292 if (filesize == 0)
|
|
|
2293 linecnt = 0;
|
|
|
2294 if (newfile || read_buffer)
|
|
1201
|
2295 {
|
|
7
|
2296 redraw_curbuf_later(NOT_VALID);
|
|
1201
|
2297 #ifdef FEAT_DIFF
|
|
|
2298 /* After reading the text into the buffer the diff info needs to
|
|
|
2299 * be updated. */
|
|
|
2300 diff_invalidate(curbuf);
|
|
|
2301 #endif
|
|
|
2302 #ifdef FEAT_FOLDING
|
|
|
2303 /* All folds in the window are invalid now. Mark them for update
|
|
|
2304 * before triggering autocommands. */
|
|
|
2305 foldUpdateAll(curwin);
|
|
|
2306 #endif
|
|
|
2307 }
|
|
7
|
2308 else if (linecnt) /* appended at least one line */
|
|
|
2309 appended_lines_mark(from, linecnt);
|
|
|
2310
|
|
|
2311 #ifndef ALWAYS_USE_GUI
|
|
|
2312 /*
|
|
|
2313 * If we were reading from the same terminal as where messages go,
|
|
|
2314 * the screen will have been messed up.
|
|
|
2315 * Switch on raw mode now and clear the screen.
|
|
|
2316 */
|
|
|
2317 if (read_stdin)
|
|
|
2318 {
|
|
|
2319 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2320 starttermcap();
|
|
|
2321 screenclear();
|
|
|
2322 }
|
|
|
2323 #endif
|
|
|
2324
|
|
|
2325 if (got_int)
|
|
|
2326 {
|
|
|
2327 if (!(flags & READ_DUMMY))
|
|
|
2328 {
|
|
|
2329 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2330 if (newfile)
|
|
|
2331 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2332 }
|
|
|
2333 msg_scroll = msg_save;
|
|
|
2334 #ifdef FEAT_VIMINFO
|
|
|
2335 check_marks_read();
|
|
|
2336 #endif
|
|
|
2337 return OK; /* an interrupt isn't really an error */
|
|
|
2338 }
|
|
|
2339
|
|
|
2340 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2341 {
|
|
|
2342 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2343 c = FALSE;
|
|
|
2344
|
|
|
2345 #ifdef UNIX
|
|
|
2346 # ifdef S_ISFIFO
|
|
|
2347 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2348 {
|
|
|
2349 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2350 c = TRUE;
|
|
|
2351 }
|
|
|
2352 # else
|
|
|
2353 # ifdef S_IFIFO
|
|
|
2354 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2355 {
|
|
|
2356 STRCAT(IObuff, _("[fifo]"));
|
|
|
2357 c = TRUE;
|
|
|
2358 }
|
|
|
2359 # endif
|
|
|
2360 # ifdef S_IFSOCK
|
|
|
2361 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2362 {
|
|
|
2363 STRCAT(IObuff, _("[socket]"));
|
|
|
2364 c = TRUE;
|
|
|
2365 }
|
|
|
2366 # endif
|
|
|
2367 # endif
|
|
1313
|
2368 # ifdef OPEN_CHR_FILES
|
|
|
2369 if (S_ISCHR(perm)) /* or character special */
|
|
|
2370 {
|
|
|
2371 STRCAT(IObuff, _("[character special]"));
|
|
|
2372 c = TRUE;
|
|
|
2373 }
|
|
|
2374 # endif
|
|
7
|
2375 #endif
|
|
|
2376 if (curbuf->b_p_ro)
|
|
|
2377 {
|
|
|
2378 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2379 c = TRUE;
|
|
|
2380 }
|
|
|
2381 if (read_no_eol_lnum)
|
|
|
2382 {
|
|
|
2383 msg_add_eol();
|
|
|
2384 c = TRUE;
|
|
|
2385 }
|
|
|
2386 if (ff_error == EOL_DOS)
|
|
|
2387 {
|
|
|
2388 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2389 c = TRUE;
|
|
|
2390 }
|
|
|
2391 if (split)
|
|
|
2392 {
|
|
|
2393 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2394 c = TRUE;
|
|
|
2395 }
|
|
|
2396 #ifdef FEAT_MBYTE
|
|
|
2397 if (notconverted)
|
|
|
2398 {
|
|
|
2399 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2400 c = TRUE;
|
|
|
2401 }
|
|
|
2402 else if (converted)
|
|
|
2403 {
|
|
|
2404 STRCAT(IObuff, _("[converted]"));
|
|
|
2405 c = TRUE;
|
|
|
2406 }
|
|
|
2407 #endif
|
|
|
2408 #ifdef FEAT_CRYPT
|
|
|
2409 if (cryptkey != NULL)
|
|
|
2410 {
|
|
|
2411 STRCAT(IObuff, _("[crypted]"));
|
|
|
2412 c = TRUE;
|
|
|
2413 }
|
|
|
2414 #endif
|
|
|
2415 #ifdef FEAT_MBYTE
|
|
595
|
2416 if (conv_error != 0)
|
|
|
2417 {
|
|
|
2418 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2419 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2420 c = TRUE;
|
|
|
2421 }
|
|
|
2422 else if (illegal_byte > 0)
|
|
|
2423 {
|
|
|
2424 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2425 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2426 c = TRUE;
|
|
|
2427 }
|
|
|
2428 else
|
|
|
2429 #endif
|
|
|
2430 if (error)
|
|
|
2431 {
|
|
|
2432 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2433 c = TRUE;
|
|
|
2434 }
|
|
|
2435 if (msg_add_fileformat(fileformat))
|
|
|
2436 c = TRUE;
|
|
|
2437 #ifdef FEAT_CRYPT
|
|
|
2438 if (cryptkey != NULL)
|
|
|
2439 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2440 else
|
|
|
2441 #endif
|
|
|
2442 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2443
|
|
|
2444 vim_free(keep_msg);
|
|
|
2445 keep_msg = NULL;
|
|
|
2446 msg_scrolled_ign = TRUE;
|
|
|
2447 #ifdef ALWAYS_USE_GUI
|
|
|
2448 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2449 * message box (which might be shown when exiting!) */
|
|
|
2450 if (read_stdin || read_buffer)
|
|
|
2451 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2452 else
|
|
|
2453 #endif
|
|
|
2454 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2455 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2456 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2457 /* Need to repeat the message after redrawing when:
|
|
|
2458 * - When reading from stdin (the screen will be cleared next).
|
|
|
2459 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2460 * before redrawing).
|
|
|
2461 * - When the screen was scrolled but there is no wait-return
|
|
|
2462 * prompt. */
|
|
679
|
2463 set_keep_msg(p, 0);
|
|
7
|
2464 msg_scrolled_ign = FALSE;
|
|
|
2465 }
|
|
|
2466
|
|
|
2467 /* with errors writing the file requires ":w!" */
|
|
|
2468 if (newfile && (error
|
|
|
2469 #ifdef FEAT_MBYTE
|
|
595
|
2470 || conv_error != 0
|
|
679
|
2471 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP)
|
|
7
|
2472 #endif
|
|
|
2473 ))
|
|
|
2474 curbuf->b_p_ro = TRUE;
|
|
|
2475
|
|
|
2476 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2477
|
|
|
2478 /*
|
|
|
2479 * In Ex mode: cursor at last new line.
|
|
|
2480 * Otherwise: cursor at first new line.
|
|
|
2481 */
|
|
|
2482 if (exmode_active)
|
|
|
2483 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2484 else
|
|
|
2485 curwin->w_cursor.lnum = from + 1;
|
|
|
2486 check_cursor_lnum();
|
|
|
2487 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2488
|
|
|
2489 /*
|
|
|
2490 * Set '[ and '] marks to the newly read lines.
|
|
|
2491 */
|
|
|
2492 curbuf->b_op_start.lnum = from + 1;
|
|
|
2493 curbuf->b_op_start.col = 0;
|
|
|
2494 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2495 curbuf->b_op_end.col = 0;
|
|
696
|
2496
|
|
|
2497 #ifdef WIN32
|
|
|
2498 /*
|
|
|
2499 * Work around a weird problem: When a file has two links (only
|
|
|
2500 * possible on NTFS) and we write through one link, then stat() it
|
|
1651
|
2501 * through the other link, the timestamp information may be wrong.
|
|
696
|
2502 * It's correct again after reading the file, thus reset the timestamp
|
|
|
2503 * here.
|
|
|
2504 */
|
|
|
2505 if (newfile && !read_stdin && !read_buffer
|
|
|
2506 && mch_stat((char *)fname, &st) >= 0)
|
|
|
2507 {
|
|
|
2508 buf_store_time(curbuf, &st, fname);
|
|
|
2509 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
2510 }
|
|
|
2511 #endif
|
|
7
|
2512 }
|
|
|
2513 msg_scroll = msg_save;
|
|
|
2514
|
|
|
2515 #ifdef FEAT_VIMINFO
|
|
|
2516 /*
|
|
|
2517 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2518 */
|
|
|
2519 check_marks_read();
|
|
|
2520 #endif
|
|
|
2521
|
|
|
2522 /*
|
|
|
2523 * Trick: We remember if the last line of the read didn't have
|
|
|
2524 * an eol for when writing it again. This is required for
|
|
|
2525 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2526 */
|
|
|
2527 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2528
|
|
167
|
2529 #ifdef FEAT_AUTOCMD
|
|
7
|
2530 if (!read_stdin && !read_buffer)
|
|
|
2531 {
|
|
|
2532 int m = msg_scroll;
|
|
|
2533 int n = msg_scrolled;
|
|
|
2534
|
|
|
2535 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2536 * modified if the format/encoding was automatically detected. */
|
|
819
|
2537 if (set_options)
|
|
7
|
2538 save_file_ff(curbuf);
|
|
|
2539
|
|
|
2540 /*
|
|
|
2541 * The output from the autocommands should not overwrite anything and
|
|
|
2542 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2543 * output was done.
|
|
|
2544 */
|
|
|
2545 msg_scroll = TRUE;
|
|
|
2546 if (filtering)
|
|
|
2547 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2548 FALSE, curbuf, eap);
|
|
|
2549 else if (newfile)
|
|
|
2550 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2551 FALSE, curbuf, eap);
|
|
|
2552 else
|
|
|
2553 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2554 FALSE, NULL, eap);
|
|
|
2555 if (msg_scrolled == n)
|
|
|
2556 msg_scroll = m;
|
|
|
2557 #ifdef FEAT_EVAL
|
|
|
2558 if (aborting()) /* autocmds may abort script processing */
|
|
|
2559 return FAIL;
|
|
|
2560 #endif
|
|
|
2561 }
|
|
|
2562 #endif
|
|
|
2563
|
|
|
2564 if (recoverymode && error)
|
|
|
2565 return FAIL;
|
|
|
2566 return OK;
|
|
|
2567 }
|
|
|
2568
|
|
1313
|
2569 #ifdef OPEN_CHR_FILES
|
|
|
2570 /*
|
|
|
2571 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+",
|
|
|
2572 * which is the name of files used for process substitution output by
|
|
|
2573 * some shells on some operating systems, e.g., bash on SunOS.
|
|
|
2574 * Do not accept "/dev/fd/[012]", opening these may hang Vim.
|
|
|
2575 */
|
|
|
2576 static int
|
|
|
2577 is_dev_fd_file(fname)
|
|
|
2578 char_u *fname;
|
|
|
2579 {
|
|
|
2580 return (STRNCMP(fname, "/dev/fd/", 8) == 0
|
|
|
2581 && VIM_ISDIGIT(fname[8])
|
|
|
2582 && *skipdigits(fname + 9) == NUL
|
|
|
2583 && (fname[9] != NUL
|
|
|
2584 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2')));
|
|
|
2585 }
|
|
|
2586 #endif
|
|
|
2587
|
|
595
|
2588 #ifdef FEAT_MBYTE
|
|
|
2589
|
|
|
2590 /*
|
|
|
2591 * From the current line count and characters read after that, estimate the
|
|
|
2592 * line number where we are now.
|
|
|
2593 * Used for error messages that include a line number.
|
|
|
2594 */
|
|
|
2595 static linenr_T
|
|
|
2596 readfile_linenr(linecnt, p, endp)
|
|
|
2597 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2598 char_u *p; /* start of more bytes read */
|
|
|
2599 char_u *endp; /* end of more bytes read */
|
|
|
2600 {
|
|
|
2601 char_u *s;
|
|
|
2602 linenr_T lnum;
|
|
|
2603
|
|
|
2604 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2605 for (s = p; s < endp; ++s)
|
|
|
2606 if (*s == '\n')
|
|
|
2607 ++lnum;
|
|
|
2608 return lnum;
|
|
|
2609 }
|
|
|
2610 #endif
|
|
|
2611
|
|
7
|
2612 /*
|
|
612
|
2613 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2614 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2615 * Returns OK or FAIL.
|
|
|
2616 */
|
|
|
2617 int
|
|
|
2618 prep_exarg(eap, buf)
|
|
|
2619 exarg_T *eap;
|
|
|
2620 buf_T *buf;
|
|
|
2621 {
|
|
|
2622 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2623 #ifdef FEAT_MBYTE
|
|
|
2624 + STRLEN(buf->b_p_fenc)
|
|
|
2625 #endif
|
|
|
2626 + 15));
|
|
|
2627 if (eap->cmd == NULL)
|
|
|
2628 return FAIL;
|
|
|
2629
|
|
|
2630 #ifdef FEAT_MBYTE
|
|
|
2631 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2632 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2633 eap->bad_char = buf->b_bad_char;
|
|
7
|
2634 #else
|
|
|
2635 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2636 #endif
|
|
|
2637 eap->force_ff = 7;
|
|
612
|
2638
|
|
|
2639 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
819
|
2640 eap->read_edit = FALSE;
|
|
612
|
2641 eap->forceit = FALSE;
|
|
7
|
2642 return OK;
|
|
|
2643 }
|
|
|
2644
|
|
|
2645 #ifdef FEAT_MBYTE
|
|
|
2646 /*
|
|
|
2647 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2648 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2649 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2650 * NULL.
|
|
|
2651 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2652 */
|
|
|
2653 static char_u *
|
|
|
2654 next_fenc(pp)
|
|
|
2655 char_u **pp;
|
|
|
2656 {
|
|
|
2657 char_u *p;
|
|
|
2658 char_u *r;
|
|
|
2659
|
|
|
2660 if (**pp == NUL)
|
|
|
2661 {
|
|
|
2662 *pp = NULL;
|
|
|
2663 return (char_u *)"";
|
|
|
2664 }
|
|
|
2665 p = vim_strchr(*pp, ',');
|
|
|
2666 if (p == NULL)
|
|
|
2667 {
|
|
|
2668 r = enc_canonize(*pp);
|
|
|
2669 *pp += STRLEN(*pp);
|
|
|
2670 }
|
|
|
2671 else
|
|
|
2672 {
|
|
|
2673 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2674 *pp = p + 1;
|
|
|
2675 if (r != NULL)
|
|
|
2676 {
|
|
|
2677 p = enc_canonize(r);
|
|
|
2678 vim_free(r);
|
|
|
2679 r = p;
|
|
|
2680 }
|
|
|
2681 }
|
|
|
2682 if (r == NULL) /* out of memory */
|
|
|
2683 {
|
|
|
2684 r = (char_u *)"";
|
|
|
2685 *pp = NULL;
|
|
|
2686 }
|
|
|
2687 return r;
|
|
|
2688 }
|
|
|
2689
|
|
|
2690 # ifdef FEAT_EVAL
|
|
|
2691 /*
|
|
|
2692 * Convert a file with the 'charconvert' expression.
|
|
|
2693 * This closes the file which is to be read, converts it and opens the
|
|
|
2694 * resulting file for reading.
|
|
|
2695 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2696 * after reading it).
|
|
|
2697 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2698 */
|
|
|
2699 static char_u *
|
|
|
2700 readfile_charconvert(fname, fenc, fdp)
|
|
|
2701 char_u *fname; /* name of input file */
|
|
|
2702 char_u *fenc; /* converted from */
|
|
|
2703 int *fdp; /* in/out: file descriptor of file */
|
|
|
2704 {
|
|
|
2705 char_u *tmpname;
|
|
|
2706 char_u *errmsg = NULL;
|
|
|
2707
|
|
|
2708 tmpname = vim_tempname('r');
|
|
|
2709 if (tmpname == NULL)
|
|
|
2710 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2711 else
|
|
|
2712 {
|
|
|
2713 close(*fdp); /* close the input file, ignore errors */
|
|
|
2714 *fdp = -1;
|
|
|
2715 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2716 fname, tmpname) == FAIL)
|
|
|
2717 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2718 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2719 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2720 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2721 }
|
|
|
2722
|
|
|
2723 if (errmsg != NULL)
|
|
|
2724 {
|
|
|
2725 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2726 * another type of conversion might still work. */
|
|
|
2727 MSG(errmsg);
|
|
|
2728 if (tmpname != NULL)
|
|
|
2729 {
|
|
|
2730 mch_remove(tmpname); /* delete converted file */
|
|
|
2731 vim_free(tmpname);
|
|
|
2732 tmpname = NULL;
|
|
|
2733 }
|
|
|
2734 }
|
|
|
2735
|
|
|
2736 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2737 if (*fdp < 0)
|
|
|
2738 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2739
|
|
|
2740 return tmpname;
|
|
|
2741 }
|
|
|
2742 # endif
|
|
|
2743
|
|
|
2744 #endif
|
|
|
2745
|
|
|
2746 #ifdef FEAT_VIMINFO
|
|
|
2747 /*
|
|
|
2748 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2749 * buffer marks and the buffer has a name.
|
|
|
2750 */
|
|
|
2751 static void
|
|
|
2752 check_marks_read()
|
|
|
2753 {
|
|
|
2754 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2755 && curbuf->b_ffname != NULL)
|
|
1733
|
2756 read_viminfo(NULL, VIF_WANT_MARKS);
|
|
7
|
2757
|
|
|
2758 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2759 * the ' parameter after opening a buffer. */
|
|
|
2760 curbuf->b_marks_read = TRUE;
|
|
|
2761 }
|
|
|
2762 #endif
|
|
|
2763
|
|
|
2764 #ifdef FEAT_CRYPT
|
|
|
2765 /*
|
|
|
2766 * Check for magic number used for encryption.
|
|
|
2767 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2768 * *filesizep are updated.
|
|
|
2769 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2770 */
|
|
|
2771 static char_u *
|
|
|
2772 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2773 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2774 char_u *ptr; /* pointer to read bytes */
|
|
|
2775 long *sizep; /* length of read bytes */
|
|
|
2776 long *filesizep; /* nr of bytes used from file */
|
|
|
2777 int newfile; /* editing a new buffer */
|
|
|
2778 {
|
|
|
2779 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2780 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2781 {
|
|
|
2782 if (cryptkey == NULL)
|
|
|
2783 {
|
|
|
2784 if (*curbuf->b_p_key)
|
|
|
2785 cryptkey = curbuf->b_p_key;
|
|
|
2786 else
|
|
|
2787 {
|
|
|
2788 /* When newfile is TRUE, store the typed key
|
|
|
2789 * in the 'key' option and don't free it. */
|
|
|
2790 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2791 /* check if empty key entered */
|
|
|
2792 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2793 {
|
|
|
2794 if (cryptkey != curbuf->b_p_key)
|
|
|
2795 vim_free(cryptkey);
|
|
|
2796 cryptkey = NULL;
|
|
|
2797 }
|
|
|
2798 }
|
|
|
2799 }
|
|
|
2800
|
|
|
2801 if (cryptkey != NULL)
|
|
|
2802 {
|
|
|
2803 crypt_init_keys(cryptkey);
|
|
|
2804
|
|
|
2805 /* Remove magic number from the text */
|
|
|
2806 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2807 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2808 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2809 }
|
|
|
2810 }
|
|
|
2811 /* When starting to edit a new file which does not have
|
|
|
2812 * encryption, clear the 'key' option, except when
|
|
|
2813 * starting up (called with -x argument) */
|
|
|
2814 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2815 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2816
|
|
|
2817 return cryptkey;
|
|
|
2818 }
|
|
|
2819 #endif
|
|
|
2820
|
|
|
2821 #ifdef UNIX
|
|
|
2822 static void
|
|
|
2823 set_file_time(fname, atime, mtime)
|
|
|
2824 char_u *fname;
|
|
|
2825 time_t atime; /* access time */
|
|
|
2826 time_t mtime; /* modification time */
|
|
|
2827 {
|
|
|
2828 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2829 struct utimbuf buf;
|
|
|
2830
|
|
|
2831 buf.actime = atime;
|
|
|
2832 buf.modtime = mtime;
|
|
|
2833 (void)utime((char *)fname, &buf);
|
|
|
2834 # else
|
|
|
2835 # if defined(HAVE_UTIMES)
|
|
|
2836 struct timeval tvp[2];
|
|
|
2837
|
|
|
2838 tvp[0].tv_sec = atime;
|
|
|
2839 tvp[0].tv_usec = 0;
|
|
|
2840 tvp[1].tv_sec = mtime;
|
|
|
2841 tvp[1].tv_usec = 0;
|
|
|
2842 # ifdef NeXT
|
|
|
2843 (void)utimes((char *)fname, tvp);
|
|
|
2844 # else
|
|
|
2845 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2846 # endif
|
|
|
2847 # endif
|
|
|
2848 # endif
|
|
|
2849 }
|
|
|
2850 #endif /* UNIX */
|
|
|
2851
|
|
22
|
2852 #if defined(VMS) && !defined(MIN)
|
|
|
2853 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2854 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2855 #endif
|
|
|
2856
|
|
7
|
2857 /*
|
|
1303
|
2858 * Return TRUE if a file appears to be read-only from the file permissions.
|
|
|
2859 */
|
|
|
2860 int
|
|
|
2861 check_file_readonly(fname, perm)
|
|
|
2862 char_u *fname; /* full path to file */
|
|
|
2863 int perm; /* known permissions on file */
|
|
|
2864 {
|
|
|
2865 #ifndef USE_MCH_ACCESS
|
|
|
2866 int fd = 0;
|
|
|
2867 #endif
|
|
|
2868
|
|
|
2869 return (
|
|
|
2870 #ifdef USE_MCH_ACCESS
|
|
|
2871 # ifdef UNIX
|
|
|
2872 (perm & 0222) == 0 ||
|
|
|
2873 # endif
|
|
|
2874 mch_access((char *)fname, W_OK)
|
|
|
2875 #else
|
|
|
2876 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
2877 ? TRUE : (close(fd), FALSE)
|
|
|
2878 #endif
|
|
|
2879 );
|
|
|
2880 }
|
|
|
2881
|
|
|
2882
|
|
|
2883 /*
|
|
589
|
2884 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2885 *
|
|
|
2886 * We do our own buffering here because fwrite() is so slow.
|
|
|
2887 *
|
|
589
|
2888 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2889 * In case of an error everything possible is done to restore the original
|
|
1698
|
2890 * file. But when "forceit" is TRUE, we risk losing it.
|
|
589
|
2891 *
|
|
|
2892 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2893 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2894 *
|
|
|
2895 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2896 *
|
|
|
2897 * return FAIL for failure, OK otherwise
|
|
|
2898 */
|
|
|
2899 int
|
|
|
2900 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2901 reset_changed, filtering)
|
|
|
2902 buf_T *buf;
|
|
|
2903 char_u *fname;
|
|
|
2904 char_u *sfname;
|
|
|
2905 linenr_T start, end;
|
|
|
2906 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2907 NULL! */
|
|
589
|
2908 int append; /* append to the file */
|
|
7
|
2909 int forceit;
|
|
|
2910 int reset_changed;
|
|
|
2911 int filtering;
|
|
|
2912 {
|
|
|
2913 int fd;
|
|
|
2914 char_u *backup = NULL;
|
|
|
2915 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2916 int dobackup;
|
|
|
2917 char_u *ffname;
|
|
|
2918 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2919 char_u *s;
|
|
|
2920 char_u *ptr;
|
|
|
2921 char_u c;
|
|
|
2922 int len;
|
|
|
2923 linenr_T lnum;
|
|
|
2924 long nchars;
|
|
|
2925 char_u *errmsg = NULL;
|
|
|
2926 char_u *errnum = NULL;
|
|
|
2927 char_u *buffer;
|
|
|
2928 char_u smallbuf[SMBUFSIZE];
|
|
|
2929 char_u *backup_ext;
|
|
|
2930 int bufsize;
|
|
|
2931 long perm; /* file permissions */
|
|
|
2932 int retval = OK;
|
|
|
2933 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2934 int msg_save = msg_scroll;
|
|
|
2935 int overwriting; /* TRUE if writing over original */
|
|
|
2936 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2937 int device = FALSE; /* writing to a device */
|
|
|
2938 struct stat st_old;
|
|
|
2939 int prev_got_int = got_int;
|
|
|
2940 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2941 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2942 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2943 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2944 #endif
|
|
|
2945 /* writing everything */
|
|
|
2946 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2947 #ifdef FEAT_AUTOCMD
|
|
|
2948 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2949 #endif
|
|
|
2950 int attr;
|
|
|
2951 int fileformat;
|
|
|
2952 int write_bin;
|
|
|
2953 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2954 #ifdef FEAT_MBYTE
|
|
|
2955 int converted = FALSE;
|
|
|
2956 int notconverted = FALSE;
|
|
|
2957 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2958 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2959 #endif
|
|
|
2960 #ifdef HAS_BW_FLAGS
|
|
|
2961 int wb_flags = 0;
|
|
|
2962 #endif
|
|
|
2963 #ifdef HAVE_ACL
|
|
|
2964 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2965 backup or new file */
|
|
|
2966 #endif
|
|
|
2967
|
|
|
2968 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2969 return FAIL;
|
|
|
2970
|
|
|
2971 /*
|
|
|
2972 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2973 * security reasons.
|
|
|
2974 */
|
|
|
2975 if (check_secure())
|
|
|
2976 return FAIL;
|
|
|
2977
|
|
|
2978 /* Avoid a crash for a long name. */
|
|
|
2979 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2980 {
|
|
|
2981 EMSG(_(e_longname));
|
|
|
2982 return FAIL;
|
|
|
2983 }
|
|
|
2984
|
|
|
2985 #ifdef FEAT_MBYTE
|
|
|
2986 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2987 write_info.bw_conv_buf = NULL;
|
|
|
2988 write_info.bw_conv_error = FALSE;
|
|
|
2989 write_info.bw_restlen = 0;
|
|
|
2990 # ifdef USE_ICONV
|
|
|
2991 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2992 # endif
|
|
|
2993 #endif
|
|
|
2994
|
|
167
|
2995 /* After writing a file changedtick changes but we don't want to display
|
|
|
2996 * the line. */
|
|
|
2997 ex_no_reprint = TRUE;
|
|
|
2998
|
|
7
|
2999 /*
|
|
|
3000 * If there is no file name yet, use the one for the written file.
|
|
|
3001 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
3002 * Don't do this when the write is for a filter command.
|
|
589
|
3003 * Don't do this when appending.
|
|
|
3004 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
3005 */
|
|
633
|
3006 if (buf->b_ffname == NULL
|
|
|
3007 && reset_changed
|
|
7
|
3008 && whole
|
|
|
3009 && buf == curbuf
|
|
236
|
3010 #ifdef FEAT_QUICKFIX
|
|
|
3011 && !bt_nofile(buf)
|
|
|
3012 #endif
|
|
7
|
3013 && !filtering
|
|
589
|
3014 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
3015 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
3016 {
|
|
633
|
3017 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
3018 return FAIL;
|
|
633
|
3019 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
3020 }
|
|
|
3021
|
|
|
3022 if (sfname == NULL)
|
|
|
3023 sfname = fname;
|
|
|
3024 /*
|
|
|
3025 * For Unix: Use the short file name whenever possible.
|
|
|
3026 * Avoids problems with networks and when directory names are changed.
|
|
|
3027 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
3028 * another directory, which we don't detect
|
|
|
3029 */
|
|
|
3030 ffname = fname; /* remember full fname */
|
|
|
3031 #ifdef UNIX
|
|
|
3032 fname = sfname;
|
|
|
3033 #endif
|
|
|
3034
|
|
|
3035 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
3036 overwriting = TRUE;
|
|
|
3037 else
|
|
|
3038 overwriting = FALSE;
|
|
|
3039
|
|
|
3040 if (exiting)
|
|
|
3041 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
3042
|
|
|
3043 ++no_wait_return; /* don't wait for return yet */
|
|
|
3044
|
|
|
3045 /*
|
|
|
3046 * Set '[ and '] marks to the lines to be written.
|
|
|
3047 */
|
|
|
3048 buf->b_op_start.lnum = start;
|
|
|
3049 buf->b_op_start.col = 0;
|
|
|
3050 buf->b_op_end.lnum = end;
|
|
|
3051 buf->b_op_end.col = 0;
|
|
|
3052
|
|
|
3053 #ifdef FEAT_AUTOCMD
|
|
|
3054 {
|
|
|
3055 aco_save_T aco;
|
|
|
3056 int buf_ffname = FALSE;
|
|
|
3057 int buf_sfname = FALSE;
|
|
|
3058 int buf_fname_f = FALSE;
|
|
|
3059 int buf_fname_s = FALSE;
|
|
|
3060 int did_cmd = FALSE;
|
|
17
|
3061 int nofile_err = FALSE;
|
|
161
|
3062 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
3063
|
|
|
3064 /*
|
|
|
3065 * Apply PRE aucocommands.
|
|
|
3066 * Set curbuf to the buffer to be written.
|
|
|
3067 * Careful: The autocommands may call buf_write() recursively!
|
|
|
3068 */
|
|
|
3069 if (ffname == buf->b_ffname)
|
|
|
3070 buf_ffname = TRUE;
|
|
|
3071 if (sfname == buf->b_sfname)
|
|
|
3072 buf_sfname = TRUE;
|
|
|
3073 if (fname == buf->b_ffname)
|
|
|
3074 buf_fname_f = TRUE;
|
|
|
3075 if (fname == buf->b_sfname)
|
|
|
3076 buf_fname_s = TRUE;
|
|
|
3077
|
|
|
3078 /* set curwin/curbuf to buf and save a few things */
|
|
|
3079 aucmd_prepbuf(&aco, buf);
|
|
|
3080
|
|
|
3081 if (append)
|
|
|
3082 {
|
|
|
3083 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
3084 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3085 {
|
|
635
|
3086 #ifdef FEAT_QUICKFIX
|
|
18
|
3087 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3088 nofile_err = TRUE;
|
|
|
3089 else
|
|
635
|
3090 #endif
|
|
17
|
3091 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
3092 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3093 }
|
|
7
|
3094 }
|
|
|
3095 else if (filtering)
|
|
|
3096 {
|
|
|
3097 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
3098 NULL, sfname, FALSE, curbuf, eap);
|
|
|
3099 }
|
|
|
3100 else if (reset_changed && whole)
|
|
|
3101 {
|
|
|
3102 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
3103 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3104 {
|
|
635
|
3105 #ifdef FEAT_QUICKFIX
|
|
179
|
3106 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3107 nofile_err = TRUE;
|
|
|
3108 else
|
|
635
|
3109 #endif
|
|
17
|
3110 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
3111 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3112 }
|
|
7
|
3113 }
|
|
|
3114 else
|
|
|
3115 {
|
|
|
3116 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
3117 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3118 {
|
|
635
|
3119 #ifdef FEAT_QUICKFIX
|
|
179
|
3120 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3121 nofile_err = TRUE;
|
|
|
3122 else
|
|
635
|
3123 #endif
|
|
17
|
3124 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
3125 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3126 }
|
|
7
|
3127 }
|
|
|
3128
|
|
|
3129 /* restore curwin/curbuf and a few other things */
|
|
|
3130 aucmd_restbuf(&aco);
|
|
|
3131
|
|
|
3132 /*
|
|
|
3133 * In three situations we return here and don't write the file:
|
|
|
3134 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
3135 * 2. The autocommands abort script processing.
|
|
|
3136 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
3137 */
|
|
|
3138 if (!buf_valid(buf))
|
|
|
3139 buf = NULL;
|
|
161
|
3140 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
3141 || did_cmd || nofile_err
|
|
|
3142 #ifdef FEAT_EVAL
|
|
|
3143 || aborting()
|
|
|
3144 #endif
|
|
|
3145 )
|
|
7
|
3146 {
|
|
|
3147 --no_wait_return;
|
|
|
3148 msg_scroll = msg_save;
|
|
17
|
3149 if (nofile_err)
|
|
|
3150 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
3151
|
|
532
|
3152 if (nofile_err
|
|
|
3153 #ifdef FEAT_EVAL
|
|
|
3154 || aborting()
|
|
|
3155 #endif
|
|
|
3156 )
|
|
7
|
3157 /* An aborting error, interrupt or exception in the
|
|
|
3158 * autocommands. */
|
|
|
3159 return FAIL;
|
|
|
3160 if (did_cmd)
|
|
|
3161 {
|
|
|
3162 if (buf == NULL)
|
|
|
3163 /* The buffer was deleted. We assume it was written
|
|
|
3164 * (can't retry anyway). */
|
|
|
3165 return OK;
|
|
|
3166 if (overwriting)
|
|
|
3167 {
|
|
|
3168 /* Assume the buffer was written, update the timestamp. */
|
|
|
3169 ml_timestamp(buf);
|
|
589
|
3170 if (append)
|
|
|
3171 buf->b_flags &= ~BF_NEW;
|
|
|
3172 else
|
|
|
3173 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
3174 }
|
|
589
|
3175 if (reset_changed && buf->b_changed && !append
|
|
39
|
3176 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
3177 /* Buffer still changed, the autocommands didn't work
|
|
|
3178 * properly. */
|
|
|
3179 return FAIL;
|
|
|
3180 return OK;
|
|
|
3181 }
|
|
|
3182 #ifdef FEAT_EVAL
|
|
|
3183 if (!aborting())
|
|
|
3184 #endif
|
|
|
3185 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
3186 return FAIL;
|
|
|
3187 }
|
|
|
3188
|
|
|
3189 /*
|
|
|
3190 * The autocommands may have changed the number of lines in the file.
|
|
|
3191 * When writing the whole file, adjust the end.
|
|
|
3192 * When writing part of the file, assume that the autocommands only
|
|
|
3193 * changed the number of lines that are to be written (tricky!).
|
|
|
3194 */
|
|
|
3195 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3196 {
|
|
|
3197 if (whole) /* write all */
|
|
|
3198 end = buf->b_ml.ml_line_count;
|
|
|
3199 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3200 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3201 else /* less lines */
|
|
|
3202 {
|
|
|
3203 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3204 if (end < start)
|
|
|
3205 {
|
|
|
3206 --no_wait_return;
|
|
|
3207 msg_scroll = msg_save;
|
|
|
3208 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3209 return FAIL;
|
|
|
3210 }
|
|
|
3211 }
|
|
|
3212 }
|
|
|
3213
|
|
|
3214 /*
|
|
|
3215 * The autocommands may have changed the name of the buffer, which may
|
|
|
3216 * be kept in fname, ffname and sfname.
|
|
|
3217 */
|
|
|
3218 if (buf_ffname)
|
|
|
3219 ffname = buf->b_ffname;
|
|
|
3220 if (buf_sfname)
|
|
|
3221 sfname = buf->b_sfname;
|
|
|
3222 if (buf_fname_f)
|
|
|
3223 fname = buf->b_ffname;
|
|
|
3224 if (buf_fname_s)
|
|
|
3225 fname = buf->b_sfname;
|
|
|
3226 }
|
|
|
3227 #endif
|
|
|
3228
|
|
|
3229 #ifdef FEAT_NETBEANS_INTG
|
|
|
3230 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3231 {
|
|
|
3232 if (whole)
|
|
|
3233 {
|
|
|
3234 /*
|
|
|
3235 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3236 * the buffer to NetBeans.
|
|
|
3237 */
|
|
|
3238 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3239 {
|
|
33
|
3240 --no_wait_return; /* may wait for return now */
|
|
|
3241 msg_scroll = msg_save;
|
|
|
3242 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3243 return retval;
|
|
|
3244 }
|
|
|
3245 else
|
|
|
3246 {
|
|
|
3247 errnum = (char_u *)"E656: ";
|
|
1653
|
3248 errmsg = (char_u *)_("NetBeans disallows writes of unmodified buffers");
|
|
7
|
3249 buffer = NULL;
|
|
|
3250 goto fail;
|
|
|
3251 }
|
|
|
3252 }
|
|
|
3253 else
|
|
|
3254 {
|
|
|
3255 errnum = (char_u *)"E657: ";
|
|
|
3256 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3257 buffer = NULL;
|
|
|
3258 goto fail;
|
|
|
3259 }
|
|
|
3260 }
|
|
|
3261 #endif
|
|
|
3262
|
|
|
3263 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3264 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3265 else
|
|
|
3266 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3267 if (!filtering)
|
|
|
3268 filemess(buf,
|
|
|
3269 #ifndef UNIX
|
|
|
3270 sfname,
|
|
|
3271 #else
|
|
|
3272 fname,
|
|
|
3273 #endif
|
|
|
3274 (char_u *)"", 0); /* show that we are busy */
|
|
|
3275 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3276
|
|
|
3277 buffer = alloc(BUFSIZE);
|
|
|
3278 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3279 * one (to be able to write when out of
|
|
|
3280 * memory) */
|
|
|
3281 {
|
|
|
3282 buffer = smallbuf;
|
|
|
3283 bufsize = SMBUFSIZE;
|
|
|
3284 }
|
|
|
3285 else
|
|
|
3286 bufsize = BUFSIZE;
|
|
|
3287
|
|
|
3288 /*
|
|
|
3289 * Get information about original file (if there is one).
|
|
|
3290 */
|
|
|
3291 #if defined(UNIX) && !defined(ARCHIE)
|
|
1438
|
3292 st_old.st_dev = 0;
|
|
|
3293 st_old.st_ino = 0;
|
|
7
|
3294 perm = -1;
|
|
|
3295 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3296 newfile = TRUE;
|
|
|
3297 else
|
|
|
3298 {
|
|
|
3299 perm = st_old.st_mode;
|
|
|
3300 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3301 {
|
|
|
3302 if (S_ISDIR(st_old.st_mode))
|
|
|
3303 {
|
|
|
3304 errnum = (char_u *)"E502: ";
|
|
|
3305 errmsg = (char_u *)_("is a directory");
|
|
|
3306 goto fail;
|
|
|
3307 }
|
|
|
3308 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3309 {
|
|
|
3310 errnum = (char_u *)"E503: ";
|
|
|
3311 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3312 goto fail;
|
|
|
3313 }
|
|
|
3314 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3315 * but for which we can't make a backup. */
|
|
|
3316 device = TRUE;
|
|
|
3317 newfile = TRUE;
|
|
|
3318 perm = -1;
|
|
|
3319 }
|
|
|
3320 }
|
|
|
3321 #else /* !UNIX */
|
|
|
3322 /*
|
|
|
3323 * Check for a writable device name.
|
|
|
3324 */
|
|
|
3325 c = mch_nodetype(fname);
|
|
|
3326 if (c == NODE_OTHER)
|
|
|
3327 {
|
|
|
3328 errnum = (char_u *)"E503: ";
|
|
|
3329 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3330 goto fail;
|
|
|
3331 }
|
|
|
3332 if (c == NODE_WRITABLE)
|
|
|
3333 {
|
|
1004
|
3334 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3335 /* MS-Windows allows opening a device, but we will probably get stuck
|
|
|
3336 * trying to write to it. */
|
|
|
3337 if (!p_odev)
|
|
|
3338 {
|
|
|
3339 errnum = (char_u *)"E796: ";
|
|
|
3340 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option");
|
|
|
3341 goto fail;
|
|
|
3342 }
|
|
|
3343 # endif
|
|
7
|
3344 device = TRUE;
|
|
|
3345 newfile = TRUE;
|
|
|
3346 perm = -1;
|
|
|
3347 }
|
|
|
3348 else
|
|
|
3349 {
|
|
|
3350 perm = mch_getperm(fname);
|
|
|
3351 if (perm < 0)
|
|
|
3352 newfile = TRUE;
|
|
|
3353 else if (mch_isdir(fname))
|
|
|
3354 {
|
|
|
3355 errnum = (char_u *)"E502: ";
|
|
|
3356 errmsg = (char_u *)_("is a directory");
|
|
|
3357 goto fail;
|
|
|
3358 }
|
|
|
3359 if (overwriting)
|
|
|
3360 (void)mch_stat((char *)fname, &st_old);
|
|
|
3361 }
|
|
|
3362 #endif /* !UNIX */
|
|
|
3363
|
|
|
3364 if (!device && !newfile)
|
|
|
3365 {
|
|
|
3366 /*
|
|
|
3367 * Check if the file is really writable (when renaming the file to
|
|
|
3368 * make a backup we won't discover it later).
|
|
|
3369 */
|
|
1303
|
3370 file_readonly = check_file_readonly(fname, (int)perm);
|
|
|
3371
|
|
7
|
3372 if (!forceit && file_readonly)
|
|
|
3373 {
|
|
|
3374 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3375 {
|
|
|
3376 errnum = (char_u *)"E504: ";
|
|
|
3377 errmsg = (char_u *)_(err_readonly);
|
|
|
3378 }
|
|
|
3379 else
|
|
|
3380 {
|
|
|
3381 errnum = (char_u *)"E505: ";
|
|
|
3382 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3383 }
|
|
|
3384 goto fail;
|
|
|
3385 }
|
|
|
3386
|
|
|
3387 /*
|
|
|
3388 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3389 */
|
|
|
3390 if (overwriting)
|
|
|
3391 {
|
|
|
3392 retval = check_mtime(buf, &st_old);
|
|
|
3393 if (retval == FAIL)
|
|
|
3394 goto fail;
|
|
|
3395 }
|
|
|
3396 }
|
|
|
3397
|
|
|
3398 #ifdef HAVE_ACL
|
|
|
3399 /*
|
|
|
3400 * For systems that support ACL: get the ACL from the original file.
|
|
|
3401 */
|
|
|
3402 if (!newfile)
|
|
|
3403 acl = mch_get_acl(fname);
|
|
|
3404 #endif
|
|
|
3405
|
|
|
3406 /*
|
|
|
3407 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3408 */
|
|
|
3409 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3410 #ifdef FEAT_WILDIGN
|
|
|
3411 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3412 dobackup = FALSE;
|
|
|
3413 #endif
|
|
|
3414
|
|
|
3415 /*
|
|
|
3416 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3417 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3418 * abort it.
|
|
|
3419 */
|
|
|
3420 prev_got_int = got_int;
|
|
|
3421 got_int = FALSE;
|
|
|
3422
|
|
|
3423 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3424 buf->b_saving = TRUE;
|
|
|
3425
|
|
|
3426 /*
|
|
|
3427 * If we are not appending or filtering, the file exists, and the
|
|
|
3428 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3429 * When 'patchmode' is set also make a backup when appending.
|
|
|
3430 *
|
|
|
3431 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3432 * off. This helps when editing large files on almost-full disks.
|
|
|
3433 */
|
|
|
3434 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3435 {
|
|
|
3436 #if defined(UNIX) || defined(WIN32)
|
|
|
3437 struct stat st;
|
|
|
3438 #endif
|
|
|
3439
|
|
|
3440 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3441 backup_copy = TRUE;
|
|
|
3442 #if defined(UNIX) || defined(WIN32)
|
|
|
3443 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3444 {
|
|
|
3445 int i;
|
|
|
3446
|
|
|
3447 # ifdef UNIX
|
|
|
3448 /*
|
|
|
3449 * Don't rename the file when:
|
|
|
3450 * - it's a hard link
|
|
|
3451 * - it's a symbolic link
|
|
|
3452 * - we don't have write permission in the directory
|
|
|
3453 * - we can't set the owner/group of the new file
|
|
|
3454 */
|
|
|
3455 if (st_old.st_nlink > 1
|
|
|
3456 || mch_lstat((char *)fname, &st) < 0
|
|
|
3457 || st.st_dev != st_old.st_dev
|
|
557
|
3458 || st.st_ino != st_old.st_ino
|
|
|
3459 # ifndef HAVE_FCHOWN
|
|
|
3460 || st.st_uid != st_old.st_uid
|
|
|
3461 || st.st_gid != st_old.st_gid
|
|
|
3462 # endif
|
|
|
3463 )
|
|
7
|
3464 backup_copy = TRUE;
|
|
|
3465 else
|
|
696
|
3466 # else
|
|
|
3467 # ifdef WIN32
|
|
|
3468 /* On NTFS file systems hard links are possible. */
|
|
|
3469 if (mch_is_linked(fname))
|
|
|
3470 backup_copy = TRUE;
|
|
|
3471 else
|
|
|
3472 # endif
|
|
7
|
3473 # endif
|
|
|
3474 {
|
|
|
3475 /*
|
|
|
3476 * Check if we can create a file and set the owner/group to
|
|
|
3477 * the ones from the original file.
|
|
|
3478 * First find a file name that doesn't exist yet (use some
|
|
|
3479 * arbitrary numbers).
|
|
|
3480 */
|
|
|
3481 STRCPY(IObuff, fname);
|
|
|
3482 for (i = 4913; ; i += 123)
|
|
|
3483 {
|
|
|
3484 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3485 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3486 break;
|
|
|
3487 }
|
|
557
|
3488 fd = mch_open((char *)IObuff,
|
|
|
3489 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3490 if (fd < 0) /* can't write in directory */
|
|
|
3491 backup_copy = TRUE;
|
|
|
3492 else
|
|
|
3493 {
|
|
|
3494 # ifdef UNIX
|
|
557
|
3495 # ifdef HAVE_FCHOWN
|
|
1757
|
3496 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
3497 # endif
|
|
7
|
3498 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3499 || st.st_uid != st_old.st_uid
|
|
|
3500 || st.st_gid != st_old.st_gid
|
|
|
3501 || st.st_mode != perm)
|
|
|
3502 backup_copy = TRUE;
|
|
|
3503 # endif
|
|
567
|
3504 /* Close the file before removing it, on MS-Windows we
|
|
|
3505 * can't delete an open file. */
|
|
|
3506 close(fd);
|
|
7
|
3507 mch_remove(IObuff);
|
|
|
3508 }
|
|
|
3509 }
|
|
|
3510 }
|
|
|
3511
|
|
|
3512 # ifdef UNIX
|
|
|
3513 /*
|
|
|
3514 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3515 */
|
|
|
3516 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3517 {
|
|
|
3518 int lstat_res;
|
|
|
3519
|
|
|
3520 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3521
|
|
|
3522 /* Symlinks. */
|
|
|
3523 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3524 && lstat_res == 0
|
|
|
3525 && st.st_ino != st_old.st_ino)
|
|
|
3526 backup_copy = FALSE;
|
|
|
3527
|
|
|
3528 /* Hardlinks. */
|
|
|
3529 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3530 && st_old.st_nlink > 1
|
|
|
3531 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3532 backup_copy = FALSE;
|
|
|
3533 }
|
|
|
3534 #endif
|
|
|
3535
|
|
|
3536 #endif
|
|
|
3537
|
|
|
3538 /* make sure we have a valid backup extension to use */
|
|
|
3539 if (*p_bex == NUL)
|
|
|
3540 {
|
|
|
3541 #ifdef RISCOS
|
|
|
3542 backup_ext = (char_u *)"/bak";
|
|
|
3543 #else
|
|
|
3544 backup_ext = (char_u *)".bak";
|
|
|
3545 #endif
|
|
|
3546 }
|
|
|
3547 else
|
|
|
3548 backup_ext = p_bex;
|
|
|
3549
|
|
|
3550 if (backup_copy
|
|
|
3551 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3552 {
|
|
|
3553 int bfd;
|
|
|
3554 char_u *copybuf, *wp;
|
|
|
3555 int some_error = FALSE;
|
|
|
3556 struct stat st_new;
|
|
|
3557 char_u *dirp;
|
|
|
3558 char_u *rootname;
|
|
344
|
3559 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3560 int did_set_shortname;
|
|
|
3561 #endif
|
|
|
3562
|
|
|
3563 copybuf = alloc(BUFSIZE + 1);
|
|
|
3564 if (copybuf == NULL)
|
|
|
3565 {
|
|
|
3566 some_error = TRUE; /* out of memory */
|
|
|
3567 goto nobackup;
|
|
|
3568 }
|
|
|
3569
|
|
|
3570 /*
|
|
|
3571 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3572 *
|
|
|
3573 * Unix semantics has it, that we may have a writable file,
|
|
|
3574 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3575 * - the directory is not writable,
|
|
|
3576 * - the file may be a symbolic link,
|
|
|
3577 * - the file may belong to another user/group, etc.
|
|
|
3578 *
|
|
|
3579 * For these reasons, the existing writable file must be truncated
|
|
|
3580 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3581 */
|
|
|
3582 dirp = p_bdir;
|
|
|
3583 while (*dirp)
|
|
|
3584 {
|
|
|
3585 #ifdef UNIX
|
|
|
3586 st_new.st_ino = 0;
|
|
|
3587 st_new.st_dev = 0;
|
|
|
3588 st_new.st_gid = 0;
|
|
|
3589 #endif
|
|
|
3590
|
|
|
3591 /*
|
|
|
3592 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3593 */
|
|
|
3594 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3595 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3596 if (rootname == NULL)
|
|
|
3597 {
|
|
|
3598 some_error = TRUE; /* out of memory */
|
|
|
3599 goto nobackup;
|
|
|
3600 }
|
|
|
3601
|
|
344
|
3602 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3603 did_set_shortname = FALSE;
|
|
|
3604 #endif
|
|
|
3605
|
|
|
3606 /*
|
|
|
3607 * May try twice if 'shortname' not set.
|
|
|
3608 */
|
|
|
3609 for (;;)
|
|
|
3610 {
|
|
|
3611 /*
|
|
|
3612 * Make backup file name.
|
|
|
3613 */
|
|
|
3614 backup = buf_modname(
|
|
|
3615 #ifdef SHORT_FNAME
|
|
|
3616 TRUE,
|
|
|
3617 #else
|
|
|
3618 (buf->b_p_sn || buf->b_shortname),
|
|
|
3619 #endif
|
|
|
3620 rootname, backup_ext, FALSE);
|
|
|
3621 if (backup == NULL)
|
|
|
3622 {
|
|
|
3623 vim_free(rootname);
|
|
|
3624 some_error = TRUE; /* out of memory */
|
|
|
3625 goto nobackup;
|
|
|
3626 }
|
|
|
3627
|
|
|
3628 /*
|
|
|
3629 * Check if backup file already exists.
|
|
|
3630 */
|
|
|
3631 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3632 {
|
|
|
3633 #ifdef UNIX
|
|
|
3634 /*
|
|
|
3635 * Check if backup file is same as original file.
|
|
|
3636 * May happen when modname() gave the same file back.
|
|
|
3637 * E.g. silly link, or file name-length reached.
|
|
|
3638 * If we don't check here, we either ruin the file
|
|
|
3639 * when copying or erase it after writing. jw.
|
|
|
3640 */
|
|
|
3641 if (st_new.st_dev == st_old.st_dev
|
|
|
3642 && st_new.st_ino == st_old.st_ino)
|
|
|
3643 {
|
|
|
3644 vim_free(backup);
|
|
|
3645 backup = NULL; /* no backup file to delete */
|
|
|
3646 # ifndef SHORT_FNAME
|
|
|
3647 /*
|
|
|
3648 * may try again with 'shortname' set
|
|
|
3649 */
|
|
|
3650 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3651 {
|
|
|
3652 buf->b_shortname = TRUE;
|
|
|
3653 did_set_shortname = TRUE;
|
|
|
3654 continue;
|
|
|
3655 }
|
|
|
3656 /* setting shortname didn't help */
|
|
|
3657 if (did_set_shortname)
|
|
|
3658 buf->b_shortname = FALSE;
|
|
|
3659 # endif
|
|
|
3660 break;
|
|
|
3661 }
|
|
|
3662 #endif
|
|
|
3663
|
|
|
3664 /*
|
|
|
3665 * If we are not going to keep the backup file, don't
|
|
|
3666 * delete an existing one, try to use another name.
|
|
|
3667 * Change one character, just before the extension.
|
|
|
3668 */
|
|
|
3669 if (!p_bk)
|
|
|
3670 {
|
|
|
3671 wp = backup + STRLEN(backup) - 1
|
|
|
3672 - STRLEN(backup_ext);
|
|
|
3673 if (wp < backup) /* empty file name ??? */
|
|
|
3674 wp = backup;
|
|
|
3675 *wp = 'z';
|
|
|
3676 while (*wp > 'a'
|
|
|
3677 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3678 --*wp;
|
|
|
3679 /* They all exist??? Must be something wrong. */
|
|
|
3680 if (*wp == 'a')
|
|
|
3681 {
|
|
|
3682 vim_free(backup);
|
|
|
3683 backup = NULL;
|
|
|
3684 }
|
|
|
3685 }
|
|
|
3686 }
|
|
|
3687 break;
|
|
|
3688 }
|
|
|
3689 vim_free(rootname);
|
|
|
3690
|
|
|
3691 /*
|
|
|
3692 * Try to create the backup file
|
|
|
3693 */
|
|
|
3694 if (backup != NULL)
|
|
|
3695 {
|
|
|
3696 /* remove old backup, if present */
|
|
|
3697 mch_remove(backup);
|
|
|
3698 /* Open with O_EXCL to avoid the file being created while
|
|
|
3699 * we were sleeping (symlink hacker attack?) */
|
|
|
3700 bfd = mch_open((char *)backup,
|
|
557
|
3701 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3702 perm & 0777);
|
|
7
|
3703 if (bfd < 0)
|
|
|
3704 {
|
|
|
3705 vim_free(backup);
|
|
|
3706 backup = NULL;
|
|
|
3707 }
|
|
|
3708 else
|
|
|
3709 {
|
|
|
3710 /* set file protection same as original file, but
|
|
|
3711 * strip s-bit */
|
|
|
3712 (void)mch_setperm(backup, perm & 0777);
|
|
|
3713
|
|
|
3714 #ifdef UNIX
|
|
|
3715 /*
|
|
|
3716 * Try to set the group of the backup same as the
|
|
|
3717 * original file. If this fails, set the protection
|
|
|
3718 * bits for the group same as the protection bits for
|
|
|
3719 * others.
|
|
|
3720 */
|
|
557
|
3721 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3722 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3723 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3724 # endif
|
|
|
3725 )
|
|
|
3726 mch_setperm(backup,
|
|
|
3727 (perm & 0707) | ((perm & 07) << 3));
|
|
1583
|
3728 # ifdef HAVE_SELINUX
|
|
|
3729 mch_copy_sec(fname, backup);
|
|
|
3730 # endif
|
|
7
|
3731 #endif
|
|
|
3732
|
|
|
3733 /*
|
|
|
3734 * copy the file.
|
|
|
3735 */
|
|
|
3736 write_info.bw_fd = bfd;
|
|
|
3737 write_info.bw_buf = copybuf;
|
|
|
3738 #ifdef HAS_BW_FLAGS
|
|
|
3739 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3740 #endif
|
|
|
3741 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3742 BUFSIZE)) > 0)
|
|
|
3743 {
|
|
|
3744 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3745 {
|
|
|
3746 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3747 break;
|
|
|
3748 }
|
|
|
3749 ui_breakcheck();
|
|
|
3750 if (got_int)
|
|
|
3751 {
|
|
|
3752 errmsg = (char_u *)_(e_interr);
|
|
|
3753 break;
|
|
|
3754 }
|
|
|
3755 }
|
|
|
3756
|
|
|
3757 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3758 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3759 if (write_info.bw_len < 0)
|
|
|
3760 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3761 #ifdef UNIX
|
|
|
3762 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3763 #endif
|
|
|
3764 #ifdef HAVE_ACL
|
|
|
3765 mch_set_acl(backup, acl);
|
|
|
3766 #endif
|
|
1583
|
3767 #ifdef HAVE_SELINUX
|
|
|
3768 mch_copy_sec(fname, backup);
|
|
|
3769 #endif
|
|
7
|
3770 break;
|
|
|
3771 }
|
|
|
3772 }
|
|
|
3773 }
|
|
|
3774 nobackup:
|
|
|
3775 close(fd); /* ignore errors for closing read file */
|
|
|
3776 vim_free(copybuf);
|
|
|
3777
|
|
|
3778 if (backup == NULL && errmsg == NULL)
|
|
|
3779 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3780 /* ignore errors when forceit is TRUE */
|
|
|
3781 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3782 {
|
|
|
3783 retval = FAIL;
|
|
|
3784 goto fail;
|
|
|
3785 }
|
|
|
3786 errmsg = NULL;
|
|
|
3787 }
|
|
|
3788 else
|
|
|
3789 {
|
|
|
3790 char_u *dirp;
|
|
|
3791 char_u *p;
|
|
|
3792 char_u *rootname;
|
|
|
3793
|
|
|
3794 /*
|
|
|
3795 * Make a backup by renaming the original file.
|
|
|
3796 */
|
|
|
3797 /*
|
|
|
3798 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3799 * overwrite a read-only file. But rename may be possible
|
|
|
3800 * anyway, thus we need an extra check here.
|
|
|
3801 */
|
|
|
3802 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3803 {
|
|
|
3804 errnum = (char_u *)"E504: ";
|
|
|
3805 errmsg = (char_u *)_(err_readonly);
|
|
|
3806 goto fail;
|
|
|
3807 }
|
|
|
3808
|
|
|
3809 /*
|
|
|
3810 *
|
|
|
3811 * Form the backup file name - change path/fo.o.h to
|
|
|
3812 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3813 * that works is used.
|
|
|
3814 */
|
|
|
3815 dirp = p_bdir;
|
|
|
3816 while (*dirp)
|
|
|
3817 {
|
|
|
3818 /*
|
|
|
3819 * Isolate one directory name and make the backup file name.
|
|
|
3820 */
|
|
|
3821 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3822 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3823 if (rootname == NULL)
|
|
|
3824 backup = NULL;
|
|
|
3825 else
|
|
|
3826 {
|
|
|
3827 backup = buf_modname(
|
|
|
3828 #ifdef SHORT_FNAME
|
|
|
3829 TRUE,
|
|
|
3830 #else
|
|
|
3831 (buf->b_p_sn || buf->b_shortname),
|
|
|
3832 #endif
|
|
|
3833 rootname, backup_ext, FALSE);
|
|
|
3834 vim_free(rootname);
|
|
|
3835 }
|
|
|
3836
|
|
|
3837 if (backup != NULL)
|
|
|
3838 {
|
|
|
3839 /*
|
|
|
3840 * If we are not going to keep the backup file, don't
|
|
|
3841 * delete an existing one, try to use another name.
|
|
|
3842 * Change one character, just before the extension.
|
|
|
3843 */
|
|
|
3844 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3845 {
|
|
|
3846 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3847 if (p < backup) /* empty file name ??? */
|
|
|
3848 p = backup;
|
|
|
3849 *p = 'z';
|
|
|
3850 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3851 --*p;
|
|
|
3852 /* They all exist??? Must be something wrong! */
|
|
|
3853 if (*p == 'a')
|
|
|
3854 {
|
|
|
3855 vim_free(backup);
|
|
|
3856 backup = NULL;
|
|
|
3857 }
|
|
|
3858 }
|
|
|
3859 }
|
|
|
3860 if (backup != NULL)
|
|
|
3861 {
|
|
|
3862 /*
|
|
531
|
3863 * Delete any existing backup and move the current version
|
|
|
3864 * to the backup. For safety, we don't remove the backup
|
|
|
3865 * until the write has finished successfully. And if the
|
|
|
3866 * 'backup' option is set, leave it around.
|
|
7
|
3867 */
|
|
|
3868 /*
|
|
|
3869 * If the renaming of the original file to the backup file
|
|
|
3870 * works, quit here.
|
|
|
3871 */
|
|
|
3872 if (vim_rename(fname, backup) == 0)
|
|
|
3873 break;
|
|
|
3874
|
|
|
3875 vim_free(backup); /* don't do the rename below */
|
|
|
3876 backup = NULL;
|
|
|
3877 }
|
|
|
3878 }
|
|
|
3879 if (backup == NULL && !forceit)
|
|
|
3880 {
|
|
|
3881 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3882 goto fail;
|
|
|
3883 }
|
|
|
3884 }
|
|
|
3885 }
|
|
|
3886
|
|
|
3887 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3888 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3889 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3890 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3891 {
|
|
|
3892 perm |= 0200;
|
|
|
3893 (void)mch_setperm(fname, perm);
|
|
|
3894 made_writable = TRUE;
|
|
|
3895 }
|
|
|
3896 #endif
|
|
|
3897
|
|
819
|
3898 /* When using ":w!" and writing to the current file, 'readonly' makes no
|
|
164
|
3899 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3900 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3901 {
|
|
|
3902 buf->b_p_ro = FALSE;
|
|
|
3903 #ifdef FEAT_TITLE
|
|
|
3904 need_maketitle = TRUE; /* set window title later */
|
|
|
3905 #endif
|
|
|
3906 #ifdef FEAT_WINDOWS
|
|
|
3907 status_redraw_all(); /* redraw status lines later */
|
|
|
3908 #endif
|
|
|
3909 }
|
|
|
3910
|
|
|
3911 if (end > buf->b_ml.ml_line_count)
|
|
|
3912 end = buf->b_ml.ml_line_count;
|
|
|
3913 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3914 start = end + 1;
|
|
|
3915
|
|
|
3916 /*
|
|
|
3917 * If the original file is being overwritten, there is a small chance that
|
|
|
3918 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3919 * This makes all block numbers positive so that recovery does not need
|
|
|
3920 * the original file.
|
|
|
3921 * Don't do this if there is a backup file and we are exiting.
|
|
|
3922 */
|
|
39
|
3923 if (reset_changed && !newfile && overwriting
|
|
7
|
3924 && !(exiting && backup != NULL))
|
|
|
3925 {
|
|
|
3926 ml_preserve(buf, FALSE);
|
|
|
3927 if (got_int)
|
|
|
3928 {
|
|
|
3929 errmsg = (char_u *)_(e_interr);
|
|
|
3930 goto restore_backup;
|
|
|
3931 }
|
|
|
3932 }
|
|
|
3933
|
|
|
3934 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3935 /*
|
|
|
3936 * Before risking to lose the original file verify if there's
|
|
|
3937 * a resource fork to preserve, and if cannot be done warn
|
|
|
3938 * the users. This happens when overwriting without backups.
|
|
|
3939 */
|
|
|
3940 if (backup == NULL && overwriting && !append)
|
|
|
3941 if (mch_has_resource_fork(fname))
|
|
|
3942 {
|
|
|
3943 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3944 goto restore_backup;
|
|
|
3945 }
|
|
|
3946 #endif
|
|
|
3947
|
|
|
3948 #ifdef VMS
|
|
|
3949 vms_remove_version(fname); /* remove version */
|
|
|
3950 #endif
|
|
1651
|
3951 /* Default: write the file directly. May write to a temp file for
|
|
7
|
3952 * multi-byte conversion. */
|
|
|
3953 wfname = fname;
|
|
|
3954
|
|
|
3955 #ifdef FEAT_MBYTE
|
|
|
3956 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3957 if (eap != NULL && eap->force_enc != 0)
|
|
|
3958 {
|
|
|
3959 fenc = eap->cmd + eap->force_enc;
|
|
|
3960 fenc = enc_canonize(fenc);
|
|
|
3961 fenc_tofree = fenc;
|
|
|
3962 }
|
|
|
3963 else
|
|
|
3964 fenc = buf->b_p_fenc;
|
|
|
3965
|
|
|
3966 /*
|
|
|
3967 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3968 * 'fileencoding' differs from 'encoding'.
|
|
|
3969 */
|
|
|
3970 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3971
|
|
|
3972 /*
|
|
|
3973 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3974 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3975 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3976 */
|
|
|
3977 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3978 {
|
|
|
3979 wb_flags = get_fio_flags(fenc);
|
|
|
3980 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3981 {
|
|
|
3982 /* Need to allocate a buffer to translate into. */
|
|
|
3983 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3984 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3985 else /* FIO_UCS4 */
|
|
|
3986 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3987 write_info.bw_conv_buf
|
|
|
3988 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3989 if (write_info.bw_conv_buf == NULL)
|
|
|
3990 end = 0;
|
|
|
3991 }
|
|
|
3992 }
|
|
|
3993
|
|
|
3994 # ifdef WIN3264
|
|
|
3995 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3996 {
|
|
|
3997 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3998 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3999 write_info.bw_conv_buf
|
|
|
4000 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4001 if (write_info.bw_conv_buf == NULL)
|
|
|
4002 end = 0;
|
|
|
4003 }
|
|
|
4004 # endif
|
|
|
4005
|
|
|
4006 # ifdef MACOS_X
|
|
|
4007 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
4008 {
|
|
|
4009 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
4010 write_info.bw_conv_buf
|
|
|
4011 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4012 if (write_info.bw_conv_buf == NULL)
|
|
|
4013 end = 0;
|
|
|
4014 }
|
|
|
4015 # endif
|
|
|
4016
|
|
|
4017 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
4018 if (converted && wb_flags == 0)
|
|
|
4019 {
|
|
|
4020 # ifdef USE_ICONV
|
|
|
4021 /*
|
|
|
4022 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
4023 * internally.
|
|
|
4024 */
|
|
|
4025 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
4026 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
4027 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4028 {
|
|
|
4029 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
4030 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
4031 write_info.bw_conv_buf
|
|
|
4032 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
4033 if (write_info.bw_conv_buf == NULL)
|
|
|
4034 end = 0;
|
|
|
4035 write_info.bw_first = TRUE;
|
|
|
4036 }
|
|
|
4037 # ifdef FEAT_EVAL
|
|
|
4038 else
|
|
|
4039 # endif
|
|
|
4040 # endif
|
|
|
4041
|
|
|
4042 # ifdef FEAT_EVAL
|
|
|
4043 /*
|
|
|
4044 * When the file needs to be converted with 'charconvert' after
|
|
|
4045 * writing, write to a temp file instead and let the conversion
|
|
|
4046 * overwrite the original file.
|
|
|
4047 */
|
|
|
4048 if (*p_ccv != NUL)
|
|
|
4049 {
|
|
|
4050 wfname = vim_tempname('w');
|
|
|
4051 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
4052 {
|
|
|
4053 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
4054 goto restore_backup;
|
|
|
4055 }
|
|
|
4056 }
|
|
|
4057 # endif
|
|
|
4058 }
|
|
|
4059 # endif
|
|
|
4060 if (converted && wb_flags == 0
|
|
|
4061 # ifdef USE_ICONV
|
|
|
4062 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
4063 # endif
|
|
|
4064 # ifdef FEAT_EVAL
|
|
|
4065 && wfname == fname
|
|
|
4066 # endif
|
|
|
4067 )
|
|
|
4068 {
|
|
|
4069 if (!forceit)
|
|
|
4070 {
|
|
|
4071 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
4072 goto restore_backup;
|
|
|
4073 }
|
|
|
4074 notconverted = TRUE;
|
|
|
4075 }
|
|
|
4076 #endif
|
|
|
4077
|
|
|
4078 /*
|
|
|
4079 * Open the file "wfname" for writing.
|
|
|
4080 * We may try to open the file twice: If we can't write to the
|
|
|
4081 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
4082 * a new one. If this still fails we may have lost the original file!
|
|
|
4083 * (this may happen when the user reached his quotum for number of files).
|
|
|
4084 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
4085 */
|
|
|
4086 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
4087 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
4088 : (O_CREAT | O_TRUNC))
|
|
216
|
4089 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4090 {
|
|
|
4091 /*
|
|
|
4092 * A forced write will try to create a new file if the old one is
|
|
|
4093 * still readonly. This may also happen when the directory is
|
|
|
4094 * read-only. In that case the mch_remove() will fail.
|
|
|
4095 */
|
|
|
4096 if (errmsg == NULL)
|
|
|
4097 {
|
|
|
4098 #ifdef UNIX
|
|
|
4099 struct stat st;
|
|
|
4100
|
|
|
4101 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
4102 if ((!newfile && st_old.st_nlink > 1)
|
|
|
4103 || (mch_lstat((char *)fname, &st) == 0
|
|
|
4104 && (st.st_dev != st_old.st_dev
|
|
|
4105 || st.st_ino != st_old.st_ino)))
|
|
|
4106 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
4107 else
|
|
|
4108 #endif
|
|
|
4109 {
|
|
|
4110 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
4111 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
4112 && perm >= 0)
|
|
|
4113 {
|
|
|
4114 #ifdef UNIX
|
|
|
4115 /* we write to the file, thus it should be marked
|
|
|
4116 writable after all */
|
|
|
4117 if (!(perm & 0200))
|
|
|
4118 made_writable = TRUE;
|
|
|
4119 perm |= 0200;
|
|
|
4120 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
4121 perm &= 0777;
|
|
|
4122 #endif
|
|
|
4123 if (!append) /* don't remove when appending */
|
|
|
4124 mch_remove(wfname);
|
|
|
4125 continue;
|
|
|
4126 }
|
|
|
4127 }
|
|
|
4128 }
|
|
|
4129
|
|
|
4130 restore_backup:
|
|
|
4131 {
|
|
|
4132 struct stat st;
|
|
|
4133
|
|
|
4134 /*
|
|
|
4135 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
4136 * away. If we moved or removed the original file try to put the
|
|
|
4137 * backup in its place.
|
|
|
4138 */
|
|
|
4139 if (backup != NULL && wfname == fname)
|
|
|
4140 {
|
|
|
4141 if (backup_copy)
|
|
|
4142 {
|
|
|
4143 /*
|
|
|
4144 * There is a small chance that we removed the original,
|
|
|
4145 * try to move the copy in its place.
|
|
|
4146 * This may not work if the vim_rename() fails.
|
|
|
4147 * In that case we leave the copy around.
|
|
|
4148 */
|
|
|
4149 /* If file does not exist, put the copy in its place */
|
|
|
4150 if (mch_stat((char *)fname, &st) < 0)
|
|
|
4151 vim_rename(backup, fname);
|
|
|
4152 /* if original file does exist throw away the copy */
|
|
|
4153 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4154 mch_remove(backup);
|
|
|
4155 }
|
|
|
4156 else
|
|
|
4157 {
|
|
|
4158 /* try to put the original file back */
|
|
|
4159 vim_rename(backup, fname);
|
|
|
4160 }
|
|
|
4161 }
|
|
|
4162
|
|
|
4163 /* if original file no longer exists give an extra warning */
|
|
|
4164 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
4165 end = 0;
|
|
|
4166 }
|
|
|
4167
|
|
|
4168 #ifdef FEAT_MBYTE
|
|
|
4169 if (wfname != fname)
|
|
|
4170 vim_free(wfname);
|
|
|
4171 #endif
|
|
|
4172 goto fail;
|
|
|
4173 }
|
|
|
4174 errmsg = NULL;
|
|
|
4175
|
|
|
4176 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
4177 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4178 /*
|
|
|
4179 * On macintosh copy the original files attributes (i.e. the backup)
|
|
1201
|
4180 * This is done in order to preserve the resource fork and the
|
|
|
4181 * Finder attribute (label, comments, custom icons, file creator)
|
|
7
|
4182 */
|
|
|
4183 if (backup != NULL && overwriting && !append)
|
|
|
4184 {
|
|
|
4185 if (backup_copy)
|
|
|
4186 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
4187 else
|
|
|
4188 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
4189 }
|
|
|
4190
|
|
|
4191 if (!overwriting && !append)
|
|
|
4192 {
|
|
|
4193 if (buf->b_ffname != NULL)
|
|
|
4194 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
1201
|
4195 /* Should copy resource fork */
|
|
7
|
4196 }
|
|
|
4197 #endif
|
|
|
4198
|
|
|
4199 write_info.bw_fd = fd;
|
|
|
4200
|
|
|
4201 #ifdef FEAT_CRYPT
|
|
|
4202 if (*buf->b_p_key && !filtering)
|
|
|
4203 {
|
|
|
4204 crypt_init_keys(buf->b_p_key);
|
|
|
4205 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
4206 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
4207 * conversion when needed. */
|
|
|
4208 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4209 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4210 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4211 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4212 end = 0;
|
|
|
4213 wb_flags |= FIO_ENCRYPTED;
|
|
|
4214 }
|
|
|
4215 #endif
|
|
|
4216
|
|
|
4217 write_info.bw_buf = buffer;
|
|
|
4218 nchars = 0;
|
|
|
4219
|
|
|
4220 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4221 if (eap != NULL && eap->force_bin != 0)
|
|
|
4222 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4223 else
|
|
|
4224 write_bin = buf->b_p_bin;
|
|
|
4225
|
|
|
4226 #ifdef FEAT_MBYTE
|
|
|
4227 /*
|
|
|
4228 * The BOM is written just after the encryption magic number.
|
|
24
|
4229 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4230 * sense at the start of the file.
|
|
7
|
4231 */
|
|
24
|
4232 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4233 {
|
|
|
4234 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4235 if (write_info.bw_len > 0)
|
|
|
4236 {
|
|
|
4237 /* don't convert, do encryption */
|
|
|
4238 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4239 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4240 end = 0;
|
|
|
4241 else
|
|
|
4242 nchars += write_info.bw_len;
|
|
|
4243 }
|
|
|
4244 }
|
|
|
4245 #endif
|
|
|
4246
|
|
|
4247 write_info.bw_len = bufsize;
|
|
|
4248 #ifdef HAS_BW_FLAGS
|
|
|
4249 write_info.bw_flags = wb_flags;
|
|
|
4250 #endif
|
|
|
4251 fileformat = get_fileformat_force(buf, eap);
|
|
|
4252 s = buffer;
|
|
|
4253 len = 0;
|
|
|
4254 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4255 {
|
|
|
4256 /*
|
|
|
4257 * The next while loop is done once for each character written.
|
|
|
4258 * Keep it fast!
|
|
|
4259 */
|
|
|
4260 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4261 while ((c = *++ptr) != NUL)
|
|
|
4262 {
|
|
|
4263 if (c == NL)
|
|
|
4264 *s = NUL; /* replace newlines with NULs */
|
|
|
4265 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4266 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4267 else
|
|
|
4268 *s = c;
|
|
|
4269 ++s;
|
|
|
4270 if (++len != bufsize)
|
|
|
4271 continue;
|
|
|
4272 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4273 {
|
|
|
4274 end = 0; /* write error: break loop */
|
|
|
4275 break;
|
|
|
4276 }
|
|
|
4277 nchars += bufsize;
|
|
|
4278 s = buffer;
|
|
|
4279 len = 0;
|
|
|
4280 }
|
|
|
4281 /* write failed or last line has no EOL: stop here */
|
|
|
4282 if (end == 0
|
|
|
4283 || (lnum == end
|
|
|
4284 && write_bin
|
|
|
4285 && (lnum == write_no_eol_lnum
|
|
|
4286 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4287 {
|
|
|
4288 ++lnum; /* written the line, count it */
|
|
|
4289 no_eol = TRUE;
|
|
|
4290 break;
|
|
|
4291 }
|
|
|
4292 if (fileformat == EOL_UNIX)
|
|
|
4293 *s++ = NL;
|
|
|
4294 else
|
|
|
4295 {
|
|
|
4296 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4297 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4298 {
|
|
|
4299 if (++len == bufsize)
|
|
|
4300 {
|
|
|
4301 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4302 {
|
|
|
4303 end = 0; /* write error: break loop */
|
|
|
4304 break;
|
|
|
4305 }
|
|
|
4306 nchars += bufsize;
|
|
|
4307 s = buffer;
|
|
|
4308 len = 0;
|
|
|
4309 }
|
|
|
4310 *s++ = NL;
|
|
|
4311 }
|
|
|
4312 }
|
|
|
4313 if (++len == bufsize && end)
|
|
|
4314 {
|
|
|
4315 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4316 {
|
|
|
4317 end = 0; /* write error: break loop */
|
|
|
4318 break;
|
|
|
4319 }
|
|
|
4320 nchars += bufsize;
|
|
|
4321 s = buffer;
|
|
|
4322 len = 0;
|
|
|
4323
|
|
|
4324 ui_breakcheck();
|
|
|
4325 if (got_int)
|
|
|
4326 {
|
|
|
4327 end = 0; /* Interrupted, break loop */
|
|
|
4328 break;
|
|
|
4329 }
|
|
|
4330 }
|
|
|
4331 #ifdef VMS
|
|
|
4332 /*
|
|
|
4333 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4334 * at a time. Fix it by writing a line at a time.
|
|
|
4335 * This is much slower!
|
|
22
|
4336 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4337 * structures end with a newline (carriage return) character, and if
|
|
|
4338 * they don't it adds one.
|
|
|
4339 * With other RMS structures it works perfect without this fix.
|
|
7
|
4340 */
|
|
1431
|
4341 if (buf->b_fab_rfm == FAB$C_VFC
|
|
|
4342 || ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0))
|
|
22
|
4343 {
|
|
|
4344 int b2write;
|
|
|
4345
|
|
|
4346 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4347 ? MIN(4096, bufsize)
|
|
|
4348 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4349
|
|
|
4350 b2write = len;
|
|
|
4351 while (b2write > 0)
|
|
7
|
4352 {
|
|
22
|
4353 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4354 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4355 {
|
|
|
4356 end = 0;
|
|
|
4357 break;
|
|
|
4358 }
|
|
|
4359 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4360 }
|
|
|
4361 write_info.bw_len = bufsize;
|
|
|
4362 nchars += len;
|
|
|
4363 s = buffer;
|
|
|
4364 len = 0;
|
|
|
4365 }
|
|
|
4366 #endif
|
|
|
4367 }
|
|
|
4368 if (len > 0 && end > 0)
|
|
|
4369 {
|
|
|
4370 write_info.bw_len = len;
|
|
|
4371 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4372 end = 0; /* write error */
|
|
|
4373 nchars += len;
|
|
|
4374 }
|
|
|
4375
|
|
|
4376 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4377 /* On many journalling file systems there is a bug that causes both the
|
|
|
4378 * original and the backup file to be lost when halting the system right
|
|
|
4379 * after writing the file. That's because only the meta-data is
|
|
|
4380 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4381 * been written to disk and we don't lose it.
|
|
|
4382 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4383 * (could be a pipe).
|
|
|
4384 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4385 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4386 {
|
|
|
4387 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4388 end = 0;
|
|
|
4389 }
|
|
|
4390 #endif
|
|
|
4391
|
|
1583
|
4392 #ifdef HAVE_SELINUX
|
|
|
4393 /* Probably need to set the security context. */
|
|
|
4394 if (!backup_copy)
|
|
|
4395 mch_copy_sec(backup, wfname);
|
|
|
4396 #endif
|
|
|
4397
|
|
557
|
4398 #ifdef UNIX
|
|
|
4399 /* When creating a new file, set its owner/group to that of the original
|
|
|
4400 * file. Get the new device and inode number. */
|
|
|
4401 if (backup != NULL && !backup_copy)
|
|
|
4402 {
|
|
|
4403 # ifdef HAVE_FCHOWN
|
|
|
4404 struct stat st;
|
|
|
4405
|
|
|
4406 /* don't change the owner when it's already OK, some systems remove
|
|
|
4407 * permission or ACL stuff */
|
|
|
4408 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4409 || st.st_uid != st_old.st_uid
|
|
|
4410 || st.st_gid != st_old.st_gid)
|
|
|
4411 {
|
|
1757
|
4412 ignored = fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
557
|
4413 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4414 (void)mch_setperm(wfname, perm);
|
|
|
4415 }
|
|
|
4416 # endif
|
|
|
4417 buf_setino(buf);
|
|
|
4418 }
|
|
1873
|
4419 else if (!buf->b_dev_valid)
|
|
617
|
4420 /* Set the inode when creating a new file. */
|
|
|
4421 buf_setino(buf);
|
|
557
|
4422 #endif
|
|
|
4423
|
|
7
|
4424 if (close(fd) != 0)
|
|
|
4425 {
|
|
|
4426 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4427 end = 0;
|
|
|
4428 }
|
|
|
4429
|
|
|
4430 #ifdef UNIX
|
|
|
4431 if (made_writable)
|
|
|
4432 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4433 #endif
|
|
|
4434 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4435 (void)mch_setperm(wfname, perm);
|
|
|
4436 #ifdef RISCOS
|
|
|
4437 if (!append && !filtering)
|
|
|
4438 /* Set the filetype after writing the file. */
|
|
|
4439 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4440 #endif
|
|
|
4441 #ifdef HAVE_ACL
|
|
|
4442 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4443 * ACL on a file the user doesn't own). */
|
|
|
4444 if (!backup_copy)
|
|
|
4445 mch_set_acl(wfname, acl);
|
|
|
4446 #endif
|
|
|
4447
|
|
|
4448
|
|
|
4449 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4450 if (wfname != fname)
|
|
|
4451 {
|
|
|
4452 /*
|
|
|
4453 * The file was written to a temp file, now it needs to be converted
|
|
|
4454 * with 'charconvert' to (overwrite) the output file.
|
|
|
4455 */
|
|
|
4456 if (end != 0)
|
|
|
4457 {
|
|
|
4458 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4459 wfname, fname) == FAIL)
|
|
|
4460 {
|
|
|
4461 write_info.bw_conv_error = TRUE;
|
|
|
4462 end = 0;
|
|
|
4463 }
|
|
|
4464 }
|
|
|
4465 mch_remove(wfname);
|
|
|
4466 vim_free(wfname);
|
|
|
4467 }
|
|
|
4468 #endif
|
|
|
4469
|
|
|
4470 if (end == 0)
|
|
|
4471 {
|
|
|
4472 if (errmsg == NULL)
|
|
|
4473 {
|
|
|
4474 #ifdef FEAT_MBYTE
|
|
|
4475 if (write_info.bw_conv_error)
|
|
26
|
4476 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4477 else
|
|
|
4478 #endif
|
|
|
4479 if (got_int)
|
|
|
4480 errmsg = (char_u *)_(e_interr);
|
|
|
4481 else
|
|
|
4482 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4483 }
|
|
|
4484
|
|
|
4485 /*
|
|
|
4486 * If we have a backup file, try to put it in place of the new file,
|
|
1698
|
4487 * because the new file is probably corrupt. This avoids losing the
|
|
7
|
4488 * original file when trying to make a backup when writing the file a
|
|
|
4489 * second time.
|
|
|
4490 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4491 * file. Otherwise rename the backup file.
|
|
|
4492 * If this is OK, don't give the extra warning message.
|
|
|
4493 */
|
|
|
4494 if (backup != NULL)
|
|
|
4495 {
|
|
|
4496 if (backup_copy)
|
|
|
4497 {
|
|
|
4498 /* This may take a while, if we were interrupted let the user
|
|
|
4499 * know we got the message. */
|
|
|
4500 if (got_int)
|
|
|
4501 {
|
|
|
4502 MSG(_(e_interr));
|
|
|
4503 out_flush();
|
|
|
4504 }
|
|
|
4505 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4506 {
|
|
|
4507 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4508 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4509 perm & 0777)) >= 0)
|
|
7
|
4510 {
|
|
|
4511 /* copy the file. */
|
|
|
4512 write_info.bw_buf = smallbuf;
|
|
|
4513 #ifdef HAS_BW_FLAGS
|
|
|
4514 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4515 #endif
|
|
|
4516 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4517 SMBUFSIZE)) > 0)
|
|
|
4518 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4519 break;
|
|
|
4520
|
|
|
4521 if (close(write_info.bw_fd) >= 0
|
|
|
4522 && write_info.bw_len == 0)
|
|
|
4523 end = 1; /* success */
|
|
|
4524 }
|
|
|
4525 close(fd); /* ignore errors for closing read file */
|
|
|
4526 }
|
|
|
4527 }
|
|
|
4528 else
|
|
|
4529 {
|
|
|
4530 if (vim_rename(backup, fname) == 0)
|
|
|
4531 end = 1;
|
|
|
4532 }
|
|
|
4533 }
|
|
|
4534 goto fail;
|
|
|
4535 }
|
|
|
4536
|
|
|
4537 lnum -= start; /* compute number of written lines */
|
|
|
4538 --no_wait_return; /* may wait for return now */
|
|
|
4539
|
|
|
4540 #if !(defined(UNIX) || defined(VMS))
|
|
|
4541 fname = sfname; /* use shortname now, for the messages */
|
|
|
4542 #endif
|
|
|
4543 if (!filtering)
|
|
|
4544 {
|
|
|
4545 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4546 c = FALSE;
|
|
|
4547 #ifdef FEAT_MBYTE
|
|
|
4548 if (write_info.bw_conv_error)
|
|
|
4549 {
|
|
|
4550 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4551 c = TRUE;
|
|
|
4552 }
|
|
|
4553 else if (notconverted)
|
|
|
4554 {
|
|
|
4555 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4556 c = TRUE;
|
|
|
4557 }
|
|
|
4558 else if (converted)
|
|
|
4559 {
|
|
|
4560 STRCAT(IObuff, _("[converted]"));
|
|
|
4561 c = TRUE;
|
|
|
4562 }
|
|
|
4563 #endif
|
|
|
4564 if (device)
|
|
|
4565 {
|
|
|
4566 STRCAT(IObuff, _("[Device]"));
|
|
|
4567 c = TRUE;
|
|
|
4568 }
|
|
|
4569 else if (newfile)
|
|
|
4570 {
|
|
|
4571 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4572 c = TRUE;
|
|
|
4573 }
|
|
|
4574 if (no_eol)
|
|
|
4575 {
|
|
|
4576 msg_add_eol();
|
|
|
4577 c = TRUE;
|
|
|
4578 }
|
|
|
4579 /* may add [unix/dos/mac] */
|
|
|
4580 if (msg_add_fileformat(fileformat))
|
|
|
4581 c = TRUE;
|
|
|
4582 #ifdef FEAT_CRYPT
|
|
|
4583 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4584 {
|
|
|
4585 STRCAT(IObuff, _("[crypted]"));
|
|
|
4586 c = TRUE;
|
|
|
4587 }
|
|
|
4588 #endif
|
|
|
4589 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4590 if (!shortmess(SHM_WRITE))
|
|
|
4591 {
|
|
|
4592 if (append)
|
|
|
4593 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4594 else
|
|
|
4595 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4596 }
|
|
|
4597
|
|
679
|
4598 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0), 0);
|
|
7
|
4599 }
|
|
|
4600
|
|
39
|
4601 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4602 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4603 if (reset_changed && whole && !append
|
|
7
|
4604 #ifdef FEAT_MBYTE
|
|
|
4605 && !write_info.bw_conv_error
|
|
|
4606 #endif
|
|
39
|
4607 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4608 )
|
|
7
|
4609 {
|
|
|
4610 unchanged(buf, TRUE);
|
|
|
4611 u_unchanged(buf);
|
|
|
4612 }
|
|
|
4613
|
|
|
4614 /*
|
|
|
4615 * If written to the current file, update the timestamp of the swap file
|
|
|
4616 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4617 */
|
|
|
4618 if (overwriting)
|
|
|
4619 {
|
|
|
4620 ml_timestamp(buf);
|
|
589
|
4621 if (append)
|
|
|
4622 buf->b_flags &= ~BF_NEW;
|
|
|
4623 else
|
|
|
4624 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4625 }
|
|
|
4626
|
|
|
4627 /*
|
|
|
4628 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4629 * the backup file our 'original' file.
|
|
|
4630 */
|
|
|
4631 if (*p_pm && dobackup)
|
|
|
4632 {
|
|
|
4633 char *org = (char *)buf_modname(
|
|
|
4634 #ifdef SHORT_FNAME
|
|
|
4635 TRUE,
|
|
|
4636 #else
|
|
|
4637 (buf->b_p_sn || buf->b_shortname),
|
|
|
4638 #endif
|
|
|
4639 fname, p_pm, FALSE);
|
|
|
4640
|
|
|
4641 if (backup != NULL)
|
|
|
4642 {
|
|
|
4643 struct stat st;
|
|
|
4644
|
|
|
4645 /*
|
|
|
4646 * If the original file does not exist yet
|
|
|
4647 * the current backup file becomes the original file
|
|
|
4648 */
|
|
|
4649 if (org == NULL)
|
|
|
4650 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4651 else if (mch_stat(org, &st) < 0)
|
|
|
4652 {
|
|
|
4653 vim_rename(backup, (char_u *)org);
|
|
|
4654 vim_free(backup); /* don't delete the file */
|
|
|
4655 backup = NULL;
|
|
|
4656 #ifdef UNIX
|
|
|
4657 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4658 #endif
|
|
|
4659 }
|
|
|
4660 }
|
|
|
4661 /*
|
|
|
4662 * If there is no backup file, remember that a (new) file was
|
|
|
4663 * created.
|
|
|
4664 */
|
|
|
4665 else
|
|
|
4666 {
|
|
|
4667 int empty_fd;
|
|
|
4668
|
|
|
4669 if (org == NULL
|
|
557
|
4670 || (empty_fd = mch_open(org,
|
|
|
4671 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4672 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4673 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4674 else
|
|
|
4675 close(empty_fd);
|
|
|
4676 }
|
|
|
4677 if (org != NULL)
|
|
|
4678 {
|
|
|
4679 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4680 vim_free(org);
|
|
|
4681 }
|
|
|
4682 }
|
|
|
4683
|
|
|
4684 /*
|
|
|
4685 * Remove the backup unless 'backup' option is set
|
|
|
4686 */
|
|
|
4687 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4688 EMSG(_("E207: Can't delete backup file"));
|
|
|
4689
|
|
|
4690 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4691 if (usingSunWorkShop)
|
|
|
4692 workshop_file_saved((char *) ffname);
|
|
|
4693 #endif
|
|
|
4694
|
|
|
4695 goto nofail;
|
|
|
4696
|
|
|
4697 /*
|
|
|
4698 * Finish up. We get here either after failure or success.
|
|
|
4699 */
|
|
|
4700 fail:
|
|
|
4701 --no_wait_return; /* may wait for return now */
|
|
|
4702 nofail:
|
|
|
4703
|
|
|
4704 /* Done saving, we accept changed buffer warnings again */
|
|
|
4705 buf->b_saving = FALSE;
|
|
|
4706
|
|
|
4707 vim_free(backup);
|
|
|
4708 if (buffer != smallbuf)
|
|
|
4709 vim_free(buffer);
|
|
|
4710 #ifdef FEAT_MBYTE
|
|
|
4711 vim_free(fenc_tofree);
|
|
|
4712 vim_free(write_info.bw_conv_buf);
|
|
|
4713 # ifdef USE_ICONV
|
|
|
4714 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4715 {
|
|
|
4716 iconv_close(write_info.bw_iconv_fd);
|
|
|
4717 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4718 }
|
|
|
4719 # endif
|
|
|
4720 #endif
|
|
|
4721 #ifdef HAVE_ACL
|
|
|
4722 mch_free_acl(acl);
|
|
|
4723 #endif
|
|
|
4724
|
|
|
4725 if (errmsg != NULL)
|
|
|
4726 {
|
|
835
|
4727 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0;
|
|
7
|
4728
|
|
|
4729 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4730 msg_add_fname(buf,
|
|
|
4731 #ifndef UNIX
|
|
|
4732 sfname
|
|
|
4733 #else
|
|
|
4734 fname
|
|
|
4735 #endif
|
|
|
4736 ); /* put file name in IObuff with quotes */
|
|
|
4737 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4738 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4739 /* If the error message has the form "is ...", put the error number in
|
|
|
4740 * front of the file name. */
|
|
|
4741 if (errnum != NULL)
|
|
|
4742 {
|
|
1620
|
4743 STRMOVE(IObuff + numlen, IObuff);
|
|
7
|
4744 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4745 }
|
|
|
4746 STRCAT(IObuff, errmsg);
|
|
|
4747 emsg(IObuff);
|
|
|
4748
|
|
|
4749 retval = FAIL;
|
|
|
4750 if (end == 0)
|
|
|
4751 {
|
|
|
4752 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4753 attr | MSG_HIST);
|
|
|
4754 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4755 attr | MSG_HIST);
|
|
|
4756
|
|
|
4757 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4758 * prompt when writing again. */
|
|
|
4759 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4760 {
|
|
|
4761 buf_store_time(buf, &st_old, fname);
|
|
|
4762 buf->b_mtime_read = buf->b_mtime;
|
|
|
4763 }
|
|
|
4764 }
|
|
|
4765 }
|
|
|
4766 msg_scroll = msg_save;
|
|
|
4767
|
|
|
4768 #ifdef FEAT_AUTOCMD
|
|
|
4769 #ifdef FEAT_EVAL
|
|
|
4770 if (!should_abort(retval))
|
|
|
4771 #else
|
|
|
4772 if (!got_int)
|
|
|
4773 #endif
|
|
|
4774 {
|
|
|
4775 aco_save_T aco;
|
|
|
4776
|
|
|
4777 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4778
|
|
|
4779 /*
|
|
|
4780 * Apply POST autocommands.
|
|
|
4781 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4782 */
|
|
|
4783 aucmd_prepbuf(&aco, buf);
|
|
|
4784
|
|
|
4785 if (append)
|
|
|
4786 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4787 FALSE, curbuf, eap);
|
|
|
4788 else if (filtering)
|
|
|
4789 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4790 FALSE, curbuf, eap);
|
|
|
4791 else if (reset_changed && whole)
|
|
|
4792 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4793 FALSE, curbuf, eap);
|
|
|
4794 else
|
|
|
4795 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4796 FALSE, curbuf, eap);
|
|
|
4797
|
|
|
4798 /* restore curwin/curbuf and a few other things */
|
|
|
4799 aucmd_restbuf(&aco);
|
|
|
4800
|
|
|
4801 #ifdef FEAT_EVAL
|
|
|
4802 if (aborting()) /* autocmds may abort script processing */
|
|
|
4803 retval = FALSE;
|
|
|
4804 #endif
|
|
|
4805 }
|
|
|
4806 #endif
|
|
|
4807
|
|
|
4808 got_int |= prev_got_int;
|
|
|
4809
|
|
|
4810 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4811 /* Update machine specific information. */
|
|
|
4812 mch_post_buffer_write(buf);
|
|
|
4813 #endif
|
|
|
4814 return retval;
|
|
|
4815 }
|
|
|
4816
|
|
|
4817 /*
|
|
633
|
4818 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4819 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4820 */
|
|
|
4821 static int
|
|
|
4822 set_rw_fname(fname, sfname)
|
|
|
4823 char_u *fname;
|
|
|
4824 char_u *sfname;
|
|
|
4825 {
|
|
|
4826 #ifdef FEAT_AUTOCMD
|
|
|
4827 /* It's like the unnamed buffer is deleted.... */
|
|
|
4828 if (curbuf->b_p_bl)
|
|
|
4829 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4830 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4831 # ifdef FEAT_EVAL
|
|
|
4832 if (aborting()) /* autocmds may abort script processing */
|
|
|
4833 return FAIL;
|
|
|
4834 # endif
|
|
|
4835 #endif
|
|
|
4836
|
|
|
4837 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4838 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4839
|
|
|
4840 #ifdef FEAT_AUTOCMD
|
|
|
4841 /* ....and a new named one is created */
|
|
|
4842 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4843 if (curbuf->b_p_bl)
|
|
|
4844 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4845 # ifdef FEAT_EVAL
|
|
|
4846 if (aborting()) /* autocmds may abort script processing */
|
|
|
4847 return FAIL;
|
|
|
4848 # endif
|
|
|
4849
|
|
|
4850 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4851 if (*curbuf->b_p_ft == NUL)
|
|
|
4852 {
|
|
819
|
4853 if (au_has_group((char_u *)"filetypedetect"))
|
|
676
|
4854 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE);
|
|
717
|
4855 do_modelines(0);
|
|
633
|
4856 }
|
|
|
4857 #endif
|
|
|
4858
|
|
|
4859 return OK;
|
|
|
4860 }
|
|
|
4861
|
|
|
4862 /*
|
|
7
|
4863 * Put file name into IObuff with quotes.
|
|
|
4864 */
|
|
33
|
4865 void
|
|
7
|
4866 msg_add_fname(buf, fname)
|
|
|
4867 buf_T *buf;
|
|
|
4868 char_u *fname;
|
|
|
4869 {
|
|
|
4870 if (fname == NULL)
|
|
|
4871 fname = (char_u *)"-stdin-";
|
|
|
4872 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4873 IObuff[0] = '"';
|
|
|
4874 STRCAT(IObuff, "\" ");
|
|
|
4875 }
|
|
|
4876
|
|
|
4877 /*
|
|
|
4878 * Append message for text mode to IObuff.
|
|
|
4879 * Return TRUE if something appended.
|
|
|
4880 */
|
|
|
4881 static int
|
|
|
4882 msg_add_fileformat(eol_type)
|
|
|
4883 int eol_type;
|
|
|
4884 {
|
|
|
4885 #ifndef USE_CRNL
|
|
|
4886 if (eol_type == EOL_DOS)
|
|
|
4887 {
|
|
|
4888 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4889 return TRUE;
|
|
|
4890 }
|
|
|
4891 #endif
|
|
|
4892 #ifndef USE_CR
|
|
|
4893 if (eol_type == EOL_MAC)
|
|
|
4894 {
|
|
|
4895 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4896 return TRUE;
|
|
|
4897 }
|
|
|
4898 #endif
|
|
|
4899 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4900 if (eol_type == EOL_UNIX)
|
|
|
4901 {
|
|
|
4902 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4903 return TRUE;
|
|
|
4904 }
|
|
|
4905 #endif
|
|
|
4906 return FALSE;
|
|
|
4907 }
|
|
|
4908
|
|
|
4909 /*
|
|
|
4910 * Append line and character count to IObuff.
|
|
|
4911 */
|
|
33
|
4912 void
|
|
7
|
4913 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4914 int insert_space;
|
|
|
4915 long lnum;
|
|
|
4916 long nchars;
|
|
|
4917 {
|
|
|
4918 char_u *p;
|
|
|
4919
|
|
|
4920 p = IObuff + STRLEN(IObuff);
|
|
|
4921
|
|
|
4922 if (insert_space)
|
|
|
4923 *p++ = ' ';
|
|
|
4924 if (shortmess(SHM_LINES))
|
|
|
4925 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4926 else
|
|
|
4927 {
|
|
|
4928 if (lnum == 1)
|
|
|
4929 STRCPY(p, _("1 line, "));
|
|
|
4930 else
|
|
|
4931 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4932 p += STRLEN(p);
|
|
|
4933 if (nchars == 1)
|
|
|
4934 STRCPY(p, _("1 character"));
|
|
|
4935 else
|
|
|
4936 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4937 }
|
|
|
4938 }
|
|
|
4939
|
|
|
4940 /*
|
|
|
4941 * Append message for missing line separator to IObuff.
|
|
|
4942 */
|
|
|
4943 static void
|
|
|
4944 msg_add_eol()
|
|
|
4945 {
|
|
|
4946 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4947 }
|
|
|
4948
|
|
|
4949 /*
|
|
|
4950 * Check modification time of file, before writing to it.
|
|
|
4951 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4952 * using the same timestamp but can't set the size.
|
|
|
4953 */
|
|
|
4954 static int
|
|
|
4955 check_mtime(buf, st)
|
|
|
4956 buf_T *buf;
|
|
|
4957 struct stat *st;
|
|
|
4958 {
|
|
|
4959 if (buf->b_mtime_read != 0
|
|
|
4960 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4961 {
|
|
|
4962 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4963 msg_silent = 0; /* must give this prompt */
|
|
|
4964 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4965 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4966 hl_attr(HLF_E));
|
|
|
4967 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4968 TRUE) == 'n')
|
|
|
4969 return FAIL;
|
|
|
4970 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4971 }
|
|
|
4972 return OK;
|
|
|
4973 }
|
|
|
4974
|
|
|
4975 static int
|
|
|
4976 time_differs(t1, t2)
|
|
|
4977 long t1, t2;
|
|
|
4978 {
|
|
|
4979 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4980 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4981 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4982 * time may change unexpectedly by one second!!! */
|
|
|
4983 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4984 #else
|
|
|
4985 return (t1 != t2);
|
|
|
4986 #endif
|
|
|
4987 }
|
|
|
4988
|
|
|
4989 /*
|
|
|
4990 * Call write() to write a number of bytes to the file.
|
|
|
4991 * Also handles encryption and 'encoding' conversion.
|
|
|
4992 *
|
|
|
4993 * Return FAIL for failure, OK otherwise.
|
|
|
4994 */
|
|
|
4995 static int
|
|
|
4996 buf_write_bytes(ip)
|
|
|
4997 struct bw_info *ip;
|
|
|
4998 {
|
|
|
4999 int wlen;
|
|
|
5000 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
5001 int len = ip->bw_len; /* length of data */
|
|
|
5002 #ifdef HAS_BW_FLAGS
|
|
|
5003 int flags = ip->bw_flags; /* extra flags */
|
|
|
5004 #endif
|
|
|
5005
|
|
|
5006 #ifdef FEAT_MBYTE
|
|
|
5007 /*
|
|
|
5008 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
5009 */
|
|
|
5010 if (!(flags & FIO_NOCONVERT))
|
|
|
5011 {
|
|
|
5012 char_u *p;
|
|
|
5013 unsigned c;
|
|
|
5014 int n;
|
|
|
5015
|
|
|
5016 if (flags & FIO_UTF8)
|
|
|
5017 {
|
|
|
5018 /*
|
|
|
5019 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
5020 */
|
|
|
5021 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5022 for (wlen = 0; wlen < len; ++wlen)
|
|
|
5023 p += utf_char2bytes(buf[wlen], p);
|
|
|
5024 buf = ip->bw_conv_buf;
|
|
|
5025 len = (int)(p - ip->bw_conv_buf);
|
|
|
5026 }
|
|
|
5027 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
5028 {
|
|
|
5029 /*
|
|
|
5030 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
5031 * Latin1 chars in the file.
|
|
|
5032 */
|
|
|
5033 if (flags & FIO_LATIN1)
|
|
|
5034 p = buf; /* translate in-place (can only get shorter) */
|
|
|
5035 else
|
|
|
5036 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
5037 for (wlen = 0; wlen < len; wlen += n)
|
|
|
5038 {
|
|
|
5039 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
5040 {
|
|
|
5041 int l;
|
|
|
5042
|
|
|
5043 /* Use remainder of previous call. Append the start of
|
|
|
5044 * buf[] to get a full sequence. Might still be too
|
|
|
5045 * short! */
|
|
|
5046 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
5047 if (l > len)
|
|
|
5048 l = len;
|
|
|
5049 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
5050 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
5051 if (n > ip->bw_restlen + len)
|
|
|
5052 {
|
|
|
5053 /* We have an incomplete byte sequence at the end to
|
|
|
5054 * be written. We can't convert it without the
|
|
|
5055 * remaining bytes. Keep them for the next call. */
|
|
|
5056 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
5057 return FAIL;
|
|
|
5058 ip->bw_restlen += len;
|
|
|
5059 break;
|
|
|
5060 }
|
|
|
5061 if (n > 1)
|
|
|
5062 c = utf_ptr2char(ip->bw_rest);
|
|
|
5063 else
|
|
|
5064 c = ip->bw_rest[0];
|
|
|
5065 if (n >= ip->bw_restlen)
|
|
|
5066 {
|
|
|
5067 n -= ip->bw_restlen;
|
|
|
5068 ip->bw_restlen = 0;
|
|
|
5069 }
|
|
|
5070 else
|
|
|
5071 {
|
|
|
5072 ip->bw_restlen -= n;
|
|
|
5073 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
5074 (size_t)ip->bw_restlen);
|
|
|
5075 n = 0;
|
|
|
5076 }
|
|
|
5077 }
|
|
|
5078 else
|
|
|
5079 {
|
|
474
|
5080 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
5081 if (n > len - wlen)
|
|
|
5082 {
|
|
|
5083 /* We have an incomplete byte sequence at the end to
|
|
|
5084 * be written. We can't convert it without the
|
|
|
5085 * remaining bytes. Keep them for the next call. */
|
|
|
5086 if (len - wlen > CONV_RESTLEN)
|
|
|
5087 return FAIL;
|
|
|
5088 ip->bw_restlen = len - wlen;
|
|
|
5089 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
5090 (size_t)ip->bw_restlen);
|
|
|
5091 break;
|
|
|
5092 }
|
|
|
5093 if (n > 1)
|
|
|
5094 c = utf_ptr2char(buf + wlen);
|
|
|
5095 else
|
|
|
5096 c = buf[wlen];
|
|
|
5097 }
|
|
|
5098
|
|
|
5099 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
5100 }
|
|
|
5101 if (flags & FIO_LATIN1)
|
|
|
5102 len = (int)(p - buf);
|
|
|
5103 else
|
|
|
5104 {
|
|
|
5105 buf = ip->bw_conv_buf;
|
|
|
5106 len = (int)(p - ip->bw_conv_buf);
|
|
|
5107 }
|
|
|
5108 }
|
|
|
5109
|
|
|
5110 # ifdef WIN3264
|
|
|
5111 else if (flags & FIO_CODEPAGE)
|
|
|
5112 {
|
|
|
5113 /*
|
|
|
5114 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
5115 * codepage.
|
|
|
5116 */
|
|
|
5117 char_u *from;
|
|
|
5118 size_t fromlen;
|
|
|
5119 char_u *to;
|
|
|
5120 int u8c;
|
|
|
5121 BOOL bad = FALSE;
|
|
|
5122 int needed;
|
|
|
5123
|
|
|
5124 if (ip->bw_restlen > 0)
|
|
|
5125 {
|
|
|
5126 /* Need to concatenate the remainder of the previous call and
|
|
|
5127 * the bytes of the current call. Use the end of the
|
|
|
5128 * conversion buffer for this. */
|
|
|
5129 fromlen = len + ip->bw_restlen;
|
|
|
5130 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5131 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5132 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5133 }
|
|
|
5134 else
|
|
|
5135 {
|
|
|
5136 from = buf;
|
|
|
5137 fromlen = len;
|
|
|
5138 }
|
|
|
5139
|
|
|
5140 to = ip->bw_conv_buf;
|
|
|
5141 if (enc_utf8)
|
|
|
5142 {
|
|
|
5143 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
5144 * The buffer has been allocated to be big enough. */
|
|
|
5145 while (fromlen > 0)
|
|
|
5146 {
|
|
835
|
5147 n = (int)utf_ptr2len_len(from, (int)fromlen);
|
|
7
|
5148 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
5149 break;
|
|
|
5150 u8c = utf_ptr2char(from);
|
|
|
5151 *to++ = (u8c & 0xff);
|
|
|
5152 *to++ = (u8c >> 8);
|
|
|
5153 fromlen -= n;
|
|
|
5154 from += n;
|
|
|
5155 }
|
|
|
5156
|
|
|
5157 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
5158 * call. */
|
|
|
5159 if (fromlen > CONV_RESTLEN)
|
|
|
5160 {
|
|
|
5161 /* weird overlong sequence */
|
|
|
5162 ip->bw_conv_error = TRUE;
|
|
|
5163 return FAIL;
|
|
|
5164 }
|
|
|
5165 mch_memmove(ip->bw_rest, from, fromlen);
|
|
835
|
5166 ip->bw_restlen = (int)fromlen;
|
|
7
|
5167 }
|
|
|
5168 else
|
|
|
5169 {
|
|
|
5170 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
5171 * buffer. The buffer has been allocated to be big enough. */
|
|
|
5172 ip->bw_restlen = 0;
|
|
|
5173 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5174 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen,
|
|
7
|
5175 NULL, 0);
|
|
|
5176 if (needed == 0)
|
|
|
5177 {
|
|
|
5178 /* When conversion fails there may be a trailing byte. */
|
|
|
5179 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5180 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1,
|
|
7
|
5181 NULL, 0);
|
|
|
5182 if (needed == 0)
|
|
|
5183 {
|
|
|
5184 /* Conversion doesn't work. */
|
|
|
5185 ip->bw_conv_error = TRUE;
|
|
|
5186 return FAIL;
|
|
|
5187 }
|
|
|
5188 /* Save the trailing byte for the next call. */
|
|
|
5189 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
5190 ip->bw_restlen = 1;
|
|
|
5191 }
|
|
|
5192 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
1142
|
5193 (LPCSTR)from, (int)(fromlen - ip->bw_restlen),
|
|
7
|
5194 (LPWSTR)to, needed);
|
|
|
5195 if (needed == 0)
|
|
|
5196 {
|
|
|
5197 /* Safety check: Conversion doesn't work. */
|
|
|
5198 ip->bw_conv_error = TRUE;
|
|
|
5199 return FAIL;
|
|
|
5200 }
|
|
|
5201 to += needed * 2;
|
|
|
5202 }
|
|
|
5203
|
|
|
5204 fromlen = to - ip->bw_conv_buf;
|
|
|
5205 buf = to;
|
|
|
5206 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5207 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
5208 {
|
|
|
5209 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
5210 * conversion buffer. Fails when out of space. */
|
|
|
5211 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
5212 {
|
|
|
5213 u8c = *from++;
|
|
|
5214 u8c += (*from++ << 8);
|
|
|
5215 to += utf_char2bytes(u8c, to);
|
|
|
5216 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
5217 {
|
|
|
5218 ip->bw_conv_error = TRUE;
|
|
|
5219 return FAIL;
|
|
|
5220 }
|
|
|
5221 }
|
|
835
|
5222 len = (int)(to - buf);
|
|
7
|
5223 }
|
|
|
5224 else
|
|
|
5225 #endif
|
|
|
5226 {
|
|
|
5227 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
5228 * the conversion buffer. If the conversion uses the default
|
|
|
5229 * character "0", the data doesn't fit in this encoding, so
|
|
|
5230 * fail. */
|
|
|
5231 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5232 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
1142
|
5233 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0,
|
|
|
5234 &bad);
|
|
7
|
5235 if (bad)
|
|
|
5236 {
|
|
|
5237 ip->bw_conv_error = TRUE;
|
|
|
5238 return FAIL;
|
|
|
5239 }
|
|
|
5240 }
|
|
|
5241 }
|
|
|
5242 # endif
|
|
|
5243
|
|
765
|
5244 # ifdef MACOS_CONVERT
|
|
7
|
5245 else if (flags & FIO_MACROMAN)
|
|
|
5246 {
|
|
|
5247 /*
|
|
|
5248 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5249 */
|
|
|
5250 char_u *from;
|
|
|
5251 size_t fromlen;
|
|
|
5252
|
|
|
5253 if (ip->bw_restlen > 0)
|
|
|
5254 {
|
|
|
5255 /* Need to concatenate the remainder of the previous call and
|
|
|
5256 * the bytes of the current call. Use the end of the
|
|
|
5257 * conversion buffer for this. */
|
|
|
5258 fromlen = len + ip->bw_restlen;
|
|
|
5259 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5260 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5261 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5262 }
|
|
|
5263 else
|
|
|
5264 {
|
|
|
5265 from = buf;
|
|
|
5266 fromlen = len;
|
|
|
5267 }
|
|
|
5268
|
|
18
|
5269 if (enc2macroman(from, fromlen,
|
|
|
5270 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5271 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5272 {
|
|
|
5273 ip->bw_conv_error = TRUE;
|
|
|
5274 return FAIL;
|
|
|
5275 }
|
|
|
5276 buf = ip->bw_conv_buf;
|
|
|
5277 }
|
|
|
5278 # endif
|
|
|
5279
|
|
|
5280 # ifdef USE_ICONV
|
|
|
5281 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5282 {
|
|
|
5283 const char *from;
|
|
|
5284 size_t fromlen;
|
|
|
5285 char *to;
|
|
|
5286 size_t tolen;
|
|
|
5287
|
|
|
5288 /* Convert with iconv(). */
|
|
|
5289 if (ip->bw_restlen > 0)
|
|
|
5290 {
|
|
1836
|
5291 char *fp;
|
|
|
5292
|
|
7
|
5293 /* Need to concatenate the remainder of the previous call and
|
|
|
5294 * the bytes of the current call. Use the end of the
|
|
|
5295 * conversion buffer for this. */
|
|
|
5296 fromlen = len + ip->bw_restlen;
|
|
1836
|
5297 fp = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5298 mch_memmove(fp, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5299 mch_memmove(fp + ip->bw_restlen, buf, (size_t)len);
|
|
|
5300 from = fp;
|
|
7
|
5301 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5302 }
|
|
|
5303 else
|
|
|
5304 {
|
|
|
5305 from = (const char *)buf;
|
|
|
5306 fromlen = len;
|
|
|
5307 tolen = ip->bw_conv_buflen;
|
|
|
5308 }
|
|
|
5309 to = (char *)ip->bw_conv_buf;
|
|
|
5310
|
|
|
5311 if (ip->bw_first)
|
|
|
5312 {
|
|
|
5313 size_t save_len = tolen;
|
|
|
5314
|
|
|
5315 /* output the initial shift state sequence */
|
|
|
5316 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5317
|
|
|
5318 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5319 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5320 */
|
|
|
5321 if (to == NULL)
|
|
|
5322 {
|
|
|
5323 to = (char *)ip->bw_conv_buf;
|
|
|
5324 tolen = save_len;
|
|
|
5325 }
|
|
|
5326 ip->bw_first = FALSE;
|
|
|
5327 }
|
|
|
5328
|
|
|
5329 /*
|
|
|
5330 * If iconv() has an error or there is not enough room, fail.
|
|
|
5331 */
|
|
|
5332 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5333 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5334 || fromlen > CONV_RESTLEN)
|
|
|
5335 {
|
|
|
5336 ip->bw_conv_error = TRUE;
|
|
|
5337 return FAIL;
|
|
|
5338 }
|
|
|
5339
|
|
|
5340 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5341 if (fromlen > 0)
|
|
|
5342 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5343 ip->bw_restlen = (int)fromlen;
|
|
|
5344
|
|
|
5345 buf = ip->bw_conv_buf;
|
|
|
5346 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5347 }
|
|
|
5348 # endif
|
|
|
5349 }
|
|
|
5350 #endif /* FEAT_MBYTE */
|
|
|
5351
|
|
|
5352 #ifdef FEAT_CRYPT
|
|
|
5353 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5354 {
|
|
|
5355 int ztemp, t, i;
|
|
|
5356
|
|
|
5357 for (i = 0; i < len; i++)
|
|
|
5358 {
|
|
|
5359 ztemp = buf[i];
|
|
|
5360 buf[i] = ZENCODE(ztemp, t);
|
|
|
5361 }
|
|
|
5362 }
|
|
|
5363 #endif
|
|
|
5364
|
|
|
5365 /* Repeat the write(), it may be interrupted by a signal. */
|
|
1142
|
5366 while (len > 0)
|
|
7
|
5367 {
|
|
|
5368 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5369 if (wlen <= 0) /* error! */
|
|
|
5370 return FAIL;
|
|
|
5371 len -= wlen;
|
|
|
5372 buf += wlen;
|
|
|
5373 }
|
|
|
5374 return OK;
|
|
|
5375 }
|
|
|
5376
|
|
|
5377 #ifdef FEAT_MBYTE
|
|
|
5378 /*
|
|
|
5379 * Convert a Unicode character to bytes.
|
|
|
5380 */
|
|
|
5381 static int
|
|
|
5382 ucs2bytes(c, pp, flags)
|
|
|
5383 unsigned c; /* in: character */
|
|
|
5384 char_u **pp; /* in/out: pointer to result */
|
|
|
5385 int flags; /* FIO_ flags */
|
|
|
5386 {
|
|
|
5387 char_u *p = *pp;
|
|
|
5388 int error = FALSE;
|
|
|
5389 int cc;
|
|
|
5390
|
|
|
5391
|
|
|
5392 if (flags & FIO_UCS4)
|
|
|
5393 {
|
|
|
5394 if (flags & FIO_ENDIAN_L)
|
|
|
5395 {
|
|
|
5396 *p++ = c;
|
|
|
5397 *p++ = (c >> 8);
|
|
|
5398 *p++ = (c >> 16);
|
|
|
5399 *p++ = (c >> 24);
|
|
|
5400 }
|
|
|
5401 else
|
|
|
5402 {
|
|
|
5403 *p++ = (c >> 24);
|
|
|
5404 *p++ = (c >> 16);
|
|
|
5405 *p++ = (c >> 8);
|
|
|
5406 *p++ = c;
|
|
|
5407 }
|
|
|
5408 }
|
|
|
5409 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5410 {
|
|
|
5411 if (c >= 0x10000)
|
|
|
5412 {
|
|
|
5413 if (flags & FIO_UTF16)
|
|
|
5414 {
|
|
|
5415 /* Make two words, ten bits of the character in each. First
|
|
|
5416 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5417 c -= 0x10000;
|
|
|
5418 if (c >= 0x100000)
|
|
|
5419 error = TRUE;
|
|
|
5420 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5421 if (flags & FIO_ENDIAN_L)
|
|
|
5422 {
|
|
|
5423 *p++ = cc;
|
|
|
5424 *p++ = ((unsigned)cc >> 8);
|
|
|
5425 }
|
|
|
5426 else
|
|
|
5427 {
|
|
|
5428 *p++ = ((unsigned)cc >> 8);
|
|
|
5429 *p++ = cc;
|
|
|
5430 }
|
|
|
5431 c = (c & 0x3ff) + 0xdc00;
|
|
|
5432 }
|
|
|
5433 else
|
|
|
5434 error = TRUE;
|
|
|
5435 }
|
|
|
5436 if (flags & FIO_ENDIAN_L)
|
|
|
5437 {
|
|
|
5438 *p++ = c;
|
|
|
5439 *p++ = (c >> 8);
|
|
|
5440 }
|
|
|
5441 else
|
|
|
5442 {
|
|
|
5443 *p++ = (c >> 8);
|
|
|
5444 *p++ = c;
|
|
|
5445 }
|
|
|
5446 }
|
|
|
5447 else /* Latin1 */
|
|
|
5448 {
|
|
|
5449 if (c >= 0x100)
|
|
|
5450 {
|
|
|
5451 error = TRUE;
|
|
|
5452 *p++ = 0xBF;
|
|
|
5453 }
|
|
|
5454 else
|
|
|
5455 *p++ = c;
|
|
|
5456 }
|
|
|
5457
|
|
|
5458 *pp = p;
|
|
|
5459 return error;
|
|
|
5460 }
|
|
|
5461
|
|
|
5462 /*
|
|
|
5463 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5464 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5465 */
|
|
|
5466 static int
|
|
|
5467 same_encoding(a, b)
|
|
|
5468 char_u *a;
|
|
|
5469 char_u *b;
|
|
|
5470 {
|
|
|
5471 int f;
|
|
|
5472
|
|
|
5473 if (STRCMP(a, b) == 0)
|
|
|
5474 return TRUE;
|
|
|
5475 f = get_fio_flags(a);
|
|
|
5476 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5477 }
|
|
|
5478
|
|
|
5479 /*
|
|
|
5480 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5481 * internal conversion.
|
|
|
5482 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5483 */
|
|
|
5484 static int
|
|
|
5485 get_fio_flags(ptr)
|
|
|
5486 char_u *ptr;
|
|
|
5487 {
|
|
|
5488 int prop;
|
|
|
5489
|
|
|
5490 if (*ptr == NUL)
|
|
|
5491 ptr = p_enc;
|
|
|
5492
|
|
|
5493 prop = enc_canon_props(ptr);
|
|
|
5494 if (prop & ENC_UNICODE)
|
|
|
5495 {
|
|
|
5496 if (prop & ENC_2BYTE)
|
|
|
5497 {
|
|
|
5498 if (prop & ENC_ENDIAN_L)
|
|
|
5499 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5500 return FIO_UCS2;
|
|
|
5501 }
|
|
|
5502 if (prop & ENC_4BYTE)
|
|
|
5503 {
|
|
|
5504 if (prop & ENC_ENDIAN_L)
|
|
|
5505 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5506 return FIO_UCS4;
|
|
|
5507 }
|
|
|
5508 if (prop & ENC_2WORD)
|
|
|
5509 {
|
|
|
5510 if (prop & ENC_ENDIAN_L)
|
|
|
5511 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5512 return FIO_UTF16;
|
|
|
5513 }
|
|
|
5514 return FIO_UTF8;
|
|
|
5515 }
|
|
|
5516 if (prop & ENC_LATIN1)
|
|
|
5517 return FIO_LATIN1;
|
|
|
5518 /* must be ENC_DBCS, requires iconv() */
|
|
|
5519 return 0;
|
|
|
5520 }
|
|
|
5521
|
|
|
5522 #ifdef WIN3264
|
|
|
5523 /*
|
|
|
5524 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5525 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5526 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5527 */
|
|
|
5528 static int
|
|
|
5529 get_win_fio_flags(ptr)
|
|
|
5530 char_u *ptr;
|
|
|
5531 {
|
|
|
5532 int cp;
|
|
|
5533
|
|
|
5534 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5535 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5536 return 0;
|
|
|
5537
|
|
|
5538 cp = encname2codepage(ptr);
|
|
|
5539 if (cp == 0)
|
|
|
5540 {
|
|
|
5541 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5542 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5543 cp = CP_UTF8;
|
|
|
5544 else
|
|
|
5545 # endif
|
|
|
5546 return 0;
|
|
|
5547 }
|
|
|
5548 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5549 }
|
|
|
5550 #endif
|
|
|
5551
|
|
|
5552 #ifdef MACOS_X
|
|
|
5553 /*
|
|
|
5554 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5555 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5556 */
|
|
|
5557 static int
|
|
|
5558 get_mac_fio_flags(ptr)
|
|
|
5559 char_u *ptr;
|
|
|
5560 {
|
|
|
5561 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5562 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5563 return FIO_MACROMAN;
|
|
|
5564 return 0;
|
|
|
5565 }
|
|
|
5566 #endif
|
|
|
5567
|
|
|
5568 /*
|
|
|
5569 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5570 * "size" must be at least 2.
|
|
|
5571 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5572 * Returns NULL when no BOM found.
|
|
|
5573 */
|
|
|
5574 static char_u *
|
|
|
5575 check_for_bom(p, size, lenp, flags)
|
|
|
5576 char_u *p;
|
|
|
5577 long size;
|
|
|
5578 int *lenp;
|
|
|
5579 int flags;
|
|
|
5580 {
|
|
|
5581 char *name = NULL;
|
|
|
5582 int len = 2;
|
|
|
5583
|
|
|
5584 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
1688
|
5585 && (flags == FIO_ALL || flags == FIO_UTF8 || flags == 0))
|
|
7
|
5586 {
|
|
|
5587 name = "utf-8"; /* EF BB BF */
|
|
|
5588 len = 3;
|
|
|
5589 }
|
|
|
5590 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5591 {
|
|
|
5592 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5593 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5594 {
|
|
|
5595 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5596 len = 4;
|
|
|
5597 }
|
|
1735
|
5598 else if (flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
7
|
5599 name = "ucs-2le"; /* FF FE */
|
|
1735
|
5600 else if (flags == FIO_ALL || flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5601 /* utf-16le is preferred, it also works for ucs-2le text */
|
|
7
|
5602 name = "utf-16le"; /* FF FE */
|
|
|
5603 }
|
|
|
5604 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5605 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5606 {
|
|
1547
|
5607 /* Default to utf-16, it works also for ucs-2 text. */
|
|
|
5608 if (flags == FIO_UCS2)
|
|
|
5609 name = "ucs-2"; /* FE FF */
|
|
|
5610 else
|
|
7
|
5611 name = "utf-16"; /* FE FF */
|
|
|
5612 }
|
|
|
5613 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5614 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5615 {
|
|
|
5616 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5617 len = 4;
|
|
|
5618 }
|
|
|
5619
|
|
|
5620 *lenp = len;
|
|
|
5621 return (char_u *)name;
|
|
|
5622 }
|
|
|
5623
|
|
|
5624 /*
|
|
|
5625 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5626 * Return the length of the BOM (zero when no BOM).
|
|
|
5627 */
|
|
|
5628 static int
|
|
|
5629 make_bom(buf, name)
|
|
|
5630 char_u *buf;
|
|
|
5631 char_u *name;
|
|
|
5632 {
|
|
|
5633 int flags;
|
|
|
5634 char_u *p;
|
|
|
5635
|
|
|
5636 flags = get_fio_flags(name);
|
|
|
5637
|
|
|
5638 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5639 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5640 return 0;
|
|
|
5641
|
|
|
5642 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5643 {
|
|
|
5644 buf[0] = 0xef;
|
|
|
5645 buf[1] = 0xbb;
|
|
|
5646 buf[2] = 0xbf;
|
|
|
5647 return 3;
|
|
|
5648 }
|
|
|
5649 p = buf;
|
|
|
5650 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5651 return (int)(p - buf);
|
|
|
5652 }
|
|
|
5653 #endif
|
|
|
5654
|
|
1418
|
5655 #if defined(FEAT_VIMINFO) || defined(FEAT_BROWSE) || \
|
|
1471
|
5656 defined(FEAT_QUICKFIX) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
7
|
5657 /*
|
|
|
5658 * Try to find a shortname by comparing the fullname with the current
|
|
|
5659 * directory.
|
|
1411
|
5660 * Returns "full_path" or pointer into "full_path" if shortened.
|
|
|
5661 */
|
|
|
5662 char_u *
|
|
|
5663 shorten_fname1(full_path)
|
|
|
5664 char_u *full_path;
|
|
|
5665 {
|
|
|
5666 char_u dirname[MAXPATHL];
|
|
|
5667 char_u *p = full_path;
|
|
|
5668
|
|
|
5669 if (mch_dirname(dirname, MAXPATHL) == OK)
|
|
|
5670 {
|
|
|
5671 p = shorten_fname(full_path, dirname);
|
|
|
5672 if (p == NULL || *p == NUL)
|
|
|
5673 p = full_path;
|
|
|
5674 }
|
|
|
5675 return p;
|
|
|
5676 }
|
|
1418
|
5677 #endif
|
|
1411
|
5678
|
|
|
5679 /*
|
|
|
5680 * Try to find a shortname by comparing the fullname with the current
|
|
|
5681 * directory.
|
|
7
|
5682 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5683 * otherwise.
|
|
|
5684 */
|
|
|
5685 char_u *
|
|
|
5686 shorten_fname(full_path, dir_name)
|
|
|
5687 char_u *full_path;
|
|
|
5688 char_u *dir_name;
|
|
|
5689 {
|
|
|
5690 int len;
|
|
|
5691 char_u *p;
|
|
|
5692
|
|
|
5693 if (full_path == NULL)
|
|
|
5694 return NULL;
|
|
|
5695 len = (int)STRLEN(dir_name);
|
|
|
5696 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5697 {
|
|
|
5698 p = full_path + len;
|
|
|
5699 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5700 /*
|
|
|
5701 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5702 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5703 * case p may already be correct. <negri>
|
|
|
5704 */
|
|
|
5705 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5706 #endif
|
|
|
5707 {
|
|
|
5708 if (vim_ispathsep(*p))
|
|
|
5709 ++p;
|
|
|
5710 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5711 else
|
|
|
5712 p = NULL;
|
|
|
5713 #endif
|
|
|
5714 }
|
|
|
5715 }
|
|
|
5716 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5717 /*
|
|
|
5718 * When using a file in the current drive, remove the drive name:
|
|
|
5719 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5720 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5721 */
|
|
|
5722 else if (len > 3
|
|
|
5723 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5724 && full_path[1] == ':'
|
|
|
5725 && vim_ispathsep(full_path[2]))
|
|
|
5726 p = full_path + 2;
|
|
|
5727 #endif
|
|
|
5728 else
|
|
|
5729 p = NULL;
|
|
|
5730 return p;
|
|
|
5731 }
|
|
|
5732
|
|
|
5733 /*
|
|
|
5734 * Shorten filenames for all buffers.
|
|
|
5735 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5736 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5737 * names a bit, if safe to do so.
|
|
|
5738 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5739 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5740 * name.
|
|
|
5741 */
|
|
|
5742 void
|
|
|
5743 shorten_fnames(force)
|
|
|
5744 int force;
|
|
|
5745 {
|
|
|
5746 char_u dirname[MAXPATHL];
|
|
|
5747 buf_T *buf;
|
|
|
5748 char_u *p;
|
|
|
5749
|
|
|
5750 mch_dirname(dirname, MAXPATHL);
|
|
|
5751 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5752 {
|
|
|
5753 if (buf->b_fname != NULL
|
|
|
5754 #ifdef FEAT_QUICKFIX
|
|
|
5755 && !bt_nofile(buf)
|
|
|
5756 #endif
|
|
|
5757 && !path_with_url(buf->b_fname)
|
|
|
5758 && (force
|
|
|
5759 || buf->b_sfname == NULL
|
|
|
5760 || mch_isFullName(buf->b_sfname)))
|
|
|
5761 {
|
|
|
5762 vim_free(buf->b_sfname);
|
|
|
5763 buf->b_sfname = NULL;
|
|
|
5764 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5765 if (p != NULL)
|
|
|
5766 {
|
|
|
5767 buf->b_sfname = vim_strsave(p);
|
|
|
5768 buf->b_fname = buf->b_sfname;
|
|
|
5769 }
|
|
|
5770 if (p == NULL || buf->b_fname == NULL)
|
|
|
5771 buf->b_fname = buf->b_ffname;
|
|
9
|
5772 }
|
|
|
5773
|
|
|
5774 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5775 * also have a swap file. */
|
|
|
5776 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5777 }
|
|
|
5778 #ifdef FEAT_WINDOWS
|
|
|
5779 status_redraw_all();
|
|
672
|
5780 redraw_tabline = TRUE;
|
|
7
|
5781 #endif
|
|
|
5782 }
|
|
|
5783
|
|
|
5784 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5785 || defined(FEAT_GUI_MSWIN) \
|
|
|
5786 || defined(FEAT_GUI_MAC) \
|
|
|
5787 || defined(PROTO)
|
|
|
5788 /*
|
|
|
5789 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5790 */
|
|
|
5791 void
|
|
|
5792 shorten_filenames(fnames, count)
|
|
|
5793 char_u **fnames;
|
|
|
5794 int count;
|
|
|
5795 {
|
|
|
5796 int i;
|
|
|
5797 char_u dirname[MAXPATHL];
|
|
|
5798 char_u *p;
|
|
|
5799
|
|
|
5800 if (fnames == NULL || count < 1)
|
|
|
5801 return;
|
|
|
5802 mch_dirname(dirname, sizeof(dirname));
|
|
|
5803 for (i = 0; i < count; ++i)
|
|
|
5804 {
|
|
|
5805 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5806 {
|
|
|
5807 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5808 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5809 * "p" first then free fnames[i]. */
|
|
|
5810 p = vim_strsave(p);
|
|
|
5811 vim_free(fnames[i]);
|
|
|
5812 fnames[i] = p;
|
|
|
5813 }
|
|
|
5814 }
|
|
|
5815 }
|
|
|
5816 #endif
|
|
|
5817
|
|
|
5818 /*
|
|
1651
|
5819 * add extension to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
7
|
5820 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5821 *
|
|
|
5822 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5823 * the return value is a different name and ends in 'ext'.
|
|
|
5824 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5825 * characters otherwise.
|
|
|
5826 * Space for the returned name is allocated, must be freed later.
|
|
|
5827 * Returns NULL when out of memory.
|
|
|
5828 */
|
|
|
5829 char_u *
|
|
|
5830 modname(fname, ext, prepend_dot)
|
|
|
5831 char_u *fname, *ext;
|
|
|
5832 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5833 {
|
|
|
5834 return buf_modname(
|
|
|
5835 #ifdef SHORT_FNAME
|
|
|
5836 TRUE,
|
|
|
5837 #else
|
|
|
5838 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5839 #endif
|
|
|
5840 fname, ext, prepend_dot);
|
|
|
5841 }
|
|
|
5842
|
|
|
5843 char_u *
|
|
|
5844 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5845 int shortname; /* use 8.3 file name */
|
|
|
5846 char_u *fname, *ext;
|
|
|
5847 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5848 {
|
|
|
5849 char_u *retval;
|
|
|
5850 char_u *s;
|
|
|
5851 char_u *e;
|
|
|
5852 char_u *ptr;
|
|
|
5853 int fnamelen, extlen;
|
|
|
5854
|
|
|
5855 extlen = (int)STRLEN(ext);
|
|
|
5856
|
|
|
5857 /*
|
|
|
5858 * If there is no file name we must get the name of the current directory
|
|
|
5859 * (we need the full path in case :cd is used).
|
|
|
5860 */
|
|
|
5861 if (fname == NULL || *fname == NUL)
|
|
|
5862 {
|
|
|
5863 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5864 if (retval == NULL)
|
|
|
5865 return NULL;
|
|
|
5866 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5867 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5868 {
|
|
|
5869 vim_free(retval);
|
|
|
5870 return NULL;
|
|
|
5871 }
|
|
39
|
5872 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5873 {
|
|
|
5874 retval[fnamelen++] = PATHSEP;
|
|
|
5875 retval[fnamelen] = NUL;
|
|
|
5876 }
|
|
|
5877 #ifndef SHORT_FNAME
|
|
|
5878 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5879 #endif
|
|
|
5880 }
|
|
|
5881 else
|
|
|
5882 {
|
|
|
5883 fnamelen = (int)STRLEN(fname);
|
|
|
5884 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5885 if (retval == NULL)
|
|
|
5886 return NULL;
|
|
|
5887 STRCPY(retval, fname);
|
|
|
5888 #ifdef VMS
|
|
|
5889 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5890 #endif
|
|
|
5891 }
|
|
|
5892
|
|
|
5893 /*
|
|
|
5894 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5895 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5896 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5897 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5898 */
|
|
391
|
5899 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5900 {
|
|
|
5901 #ifndef RISCOS
|
|
|
5902 if (*ext == '.'
|
|
391
|
5903 # ifdef USE_LONG_FNAME
|
|
7
|
5904 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5905 # else
|
|
|
5906 # ifndef SHORT_FNAME
|
|
7
|
5907 && shortname
|
|
391
|
5908 # endif
|
|
7
|
5909 # endif
|
|
|
5910 )
|
|
|
5911 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5912 *ptr = '_';
|
|
391
|
5913 #endif
|
|
7
|
5914 if (vim_ispathsep(*ptr))
|
|
391
|
5915 {
|
|
|
5916 ++ptr;
|
|
7
|
5917 break;
|
|
391
|
5918 }
|
|
|
5919 }
|
|
7
|
5920
|
|
|
5921 /* the file name has at most BASENAMELEN characters. */
|
|
|
5922 #ifndef SHORT_FNAME
|
|
|
5923 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5924 ptr[BASENAMELEN] = '\0';
|
|
|
5925 #endif
|
|
|
5926
|
|
|
5927 s = ptr + STRLEN(ptr);
|
|
|
5928
|
|
|
5929 /*
|
|
|
5930 * For 8.3 file names we may have to reduce the length.
|
|
|
5931 */
|
|
|
5932 #ifdef USE_LONG_FNAME
|
|
|
5933 if (!USE_LONG_FNAME || shortname)
|
|
|
5934 #else
|
|
|
5935 # ifndef SHORT_FNAME
|
|
|
5936 if (shortname)
|
|
|
5937 # endif
|
|
|
5938 #endif
|
|
|
5939 {
|
|
|
5940 /*
|
|
|
5941 * If there is no file name, or the file name ends in '/', and the
|
|
|
5942 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5943 * ".ext" is invalid.
|
|
|
5944 */
|
|
|
5945 if (fname == NULL || *fname == NUL
|
|
|
5946 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5947 {
|
|
|
5948 #ifdef RISCOS
|
|
|
5949 if (*ext == '/')
|
|
|
5950 #else
|
|
|
5951 if (*ext == '.')
|
|
|
5952 #endif
|
|
|
5953 *s++ = '_';
|
|
|
5954 }
|
|
|
5955 /*
|
|
|
5956 * If the extension starts with '.', truncate the base name at 8
|
|
|
5957 * characters
|
|
|
5958 */
|
|
|
5959 #ifdef RISCOS
|
|
|
5960 /* We normally use '/', but swap files are '_' */
|
|
|
5961 else if (*ext == '/' || *ext == '_')
|
|
|
5962 #else
|
|
|
5963 else if (*ext == '.')
|
|
|
5964 #endif
|
|
|
5965 {
|
|
|
5966 if (s - ptr > (size_t)8)
|
|
|
5967 {
|
|
|
5968 s = ptr + 8;
|
|
|
5969 *s = '\0';
|
|
|
5970 }
|
|
|
5971 }
|
|
|
5972 /*
|
|
|
5973 * If the extension doesn't start with '.', and the file name
|
|
|
5974 * doesn't have an extension yet, append a '.'
|
|
|
5975 */
|
|
|
5976 #ifdef RISCOS
|
|
|
5977 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5978 *s++ = '/';
|
|
|
5979 #else
|
|
|
5980 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5981 *s++ = '.';
|
|
|
5982 #endif
|
|
|
5983 /*
|
|
|
5984 * If the extension doesn't start with '.', and there already is an
|
|
1201
|
5985 * extension, it may need to be truncated
|
|
7
|
5986 */
|
|
|
5987 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5988 s = e + 4 - extlen;
|
|
|
5989 }
|
|
|
5990 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
5991 /*
|
|
|
5992 * If there is no file name, and the extension starts with '.', put a
|
|
|
5993 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
5994 * FAT partition, and on HPFS it doesn't matter.
|
|
|
5995 */
|
|
|
5996 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
5997 *s++ = '_';
|
|
|
5998 #endif
|
|
|
5999
|
|
|
6000 /*
|
|
1651
|
6001 * Append the extension.
|
|
7
|
6002 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
6003 */
|
|
|
6004 STRCPY(s, ext);
|
|
|
6005
|
|
|
6006 #ifndef SHORT_FNAME
|
|
|
6007 /*
|
|
|
6008 * Prepend the dot.
|
|
|
6009 */
|
|
|
6010 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
6011 #ifdef RISCOS
|
|
|
6012 '/'
|
|
|
6013 #else
|
|
|
6014 '.'
|
|
|
6015 #endif
|
|
|
6016 #ifdef USE_LONG_FNAME
|
|
|
6017 && USE_LONG_FNAME
|
|
|
6018 #endif
|
|
|
6019 )
|
|
|
6020 {
|
|
1620
|
6021 STRMOVE(e + 1, e);
|
|
7
|
6022 #ifdef RISCOS
|
|
|
6023 *e = '/';
|
|
|
6024 #else
|
|
|
6025 *e = '.';
|
|
|
6026 #endif
|
|
|
6027 }
|
|
|
6028 #endif
|
|
|
6029
|
|
|
6030 /*
|
|
|
6031 * Check that, after appending the extension, the file name is really
|
|
|
6032 * different.
|
|
|
6033 */
|
|
|
6034 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
6035 {
|
|
|
6036 /* we search for a character that can be replaced by '_' */
|
|
|
6037 while (--s >= ptr)
|
|
|
6038 {
|
|
|
6039 if (*s != '_')
|
|
|
6040 {
|
|
|
6041 *s = '_';
|
|
|
6042 break;
|
|
|
6043 }
|
|
|
6044 }
|
|
|
6045 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
6046 *ptr = 'v';
|
|
|
6047 }
|
|
|
6048 return retval;
|
|
|
6049 }
|
|
|
6050
|
|
|
6051 /*
|
|
|
6052 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
6053 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
6054 */
|
|
|
6055 int
|
|
|
6056 vim_fgets(buf, size, fp)
|
|
|
6057 char_u *buf;
|
|
|
6058 int size;
|
|
|
6059 FILE *fp;
|
|
|
6060 {
|
|
|
6061 char *eof;
|
|
|
6062 #define FGETS_SIZE 200
|
|
|
6063 char tbuf[FGETS_SIZE];
|
|
|
6064
|
|
|
6065 buf[size - 2] = NUL;
|
|
|
6066 #ifdef USE_CR
|
|
|
6067 eof = fgets_cr((char *)buf, size, fp);
|
|
|
6068 #else
|
|
|
6069 eof = fgets((char *)buf, size, fp);
|
|
|
6070 #endif
|
|
|
6071 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
6072 {
|
|
|
6073 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
6074
|
|
|
6075 /* Now throw away the rest of the line: */
|
|
|
6076 do
|
|
|
6077 {
|
|
|
6078 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
6079 #ifdef USE_CR
|
|
1757
|
6080 ignoredp = fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6081 #else
|
|
1757
|
6082 ignoredp = fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
7
|
6083 #endif
|
|
|
6084 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
6085 }
|
|
|
6086 return (eof == NULL);
|
|
|
6087 }
|
|
|
6088
|
|
|
6089 #if defined(USE_CR) || defined(PROTO)
|
|
|
6090 /*
|
|
|
6091 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
6092 * Returns TRUE for end-of-file.
|
|
|
6093 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
6094 */
|
|
|
6095 int
|
|
|
6096 tag_fgets(buf, size, fp)
|
|
|
6097 char_u *buf;
|
|
|
6098 int size;
|
|
|
6099 FILE *fp;
|
|
|
6100 {
|
|
|
6101 int i = 0;
|
|
|
6102 int c;
|
|
|
6103 int eof = FALSE;
|
|
|
6104
|
|
|
6105 for (;;)
|
|
|
6106 {
|
|
|
6107 c = fgetc(fp);
|
|
|
6108 if (c == EOF)
|
|
|
6109 {
|
|
|
6110 eof = TRUE;
|
|
|
6111 break;
|
|
|
6112 }
|
|
|
6113 if (c == '\r')
|
|
|
6114 {
|
|
|
6115 /* Always store a NL for end-of-line. */
|
|
|
6116 if (i < size - 1)
|
|
|
6117 buf[i++] = '\n';
|
|
|
6118 c = fgetc(fp);
|
|
|
6119 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
6120 ungetc(c, fp);
|
|
|
6121 break;
|
|
|
6122 }
|
|
|
6123 if (i < size - 1)
|
|
|
6124 buf[i++] = c;
|
|
|
6125 if (c == '\n')
|
|
|
6126 break;
|
|
|
6127 }
|
|
|
6128 buf[i] = NUL;
|
|
|
6129 return eof;
|
|
|
6130 }
|
|
|
6131 #endif
|
|
|
6132
|
|
|
6133 /*
|
|
|
6134 * rename() only works if both files are on the same file system, this
|
|
|
6135 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
6136 * Return -1 for failure, 0 for success.
|
|
|
6137 */
|
|
|
6138 int
|
|
|
6139 vim_rename(from, to)
|
|
|
6140 char_u *from;
|
|
|
6141 char_u *to;
|
|
|
6142 {
|
|
|
6143 int fd_in;
|
|
|
6144 int fd_out;
|
|
|
6145 int n;
|
|
|
6146 char *errmsg = NULL;
|
|
|
6147 char *buffer;
|
|
|
6148 #ifdef AMIGA
|
|
|
6149 BPTR flock;
|
|
|
6150 #endif
|
|
|
6151 struct stat st;
|
|
194
|
6152 long perm;
|
|
199
|
6153 #ifdef HAVE_ACL
|
|
|
6154 vim_acl_T acl; /* ACL from original file */
|
|
|
6155 #endif
|
|
1779
|
6156 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6157 int use_tmp_file = FALSE;
|
|
|
6158 #endif
|
|
7
|
6159
|
|
|
6160 /*
|
|
1779
|
6161 * When the names are identical, there is nothing to do. When they refer
|
|
|
6162 * to the same file (ignoring case and slash/backslash differences) but
|
|
|
6163 * the file name differs we need to go through a temp file.
|
|
7
|
6164 */
|
|
|
6165 if (fnamecmp(from, to) == 0)
|
|
1779
|
6166 {
|
|
|
6167 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
6168 if (STRCMP(gettail(from), gettail(to)) != 0)
|
|
|
6169 use_tmp_file = TRUE;
|
|
|
6170 else
|
|
|
6171 #endif
|
|
|
6172 return 0;
|
|
|
6173 }
|
|
7
|
6174
|
|
|
6175 /*
|
|
|
6176 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
6177 */
|
|
|
6178 if (mch_stat((char *)from, &st) < 0)
|
|
|
6179 return -1;
|
|
|
6180
|
|
1778
|
6181 #ifdef UNIX
|
|
|
6182 {
|
|
|
6183 struct stat st_to;
|
|
|
6184
|
|
|
6185 /* It's possible for the source and destination to be the same file.
|
|
|
6186 * This happens when "from" and "to" differ in case and are on a FAT32
|
|
|
6187 * filesystem. In that case go through a temp file name. */
|
|
|
6188 if (mch_stat((char *)to, &st_to) >= 0
|
|
|
6189 && st.st_dev == st_to.st_dev
|
|
|
6190 && st.st_ino == st_to.st_ino)
|
|
1779
|
6191 use_tmp_file = TRUE;
|
|
|
6192 }
|
|
|
6193 #endif
|
|
|
6194
|
|
|
6195 #if defined(UNIX) || defined(CASE_INSENSITIVE_FILENAME)
|
|
|
6196 if (use_tmp_file)
|
|
|
6197 {
|
|
|
6198 char tempname[MAXPATHL + 1];
|
|
|
6199
|
|
|
6200 /*
|
|
|
6201 * Find a name that doesn't exist and is in the same directory.
|
|
|
6202 * Rename "from" to "tempname" and then rename "tempname" to "to".
|
|
|
6203 */
|
|
|
6204 if (STRLEN(from) >= MAXPATHL - 5)
|
|
|
6205 return -1;
|
|
|
6206 STRCPY(tempname, from);
|
|
|
6207 for (n = 123; n < 99999; ++n)
|
|
|
6208 {
|
|
|
6209 sprintf((char *)gettail((char_u *)tempname), "%d", n);
|
|
|
6210 if (mch_stat(tempname, &st) < 0)
|
|
|
6211 {
|
|
|
6212 if (mch_rename((char *)from, tempname) == 0)
|
|
1778
|
6213 {
|
|
1779
|
6214 if (mch_rename(tempname, (char *)to) == 0)
|
|
|
6215 return 0;
|
|
|
6216 /* Strange, the second step failed. Try moving the
|
|
|
6217 * file back and return failure. */
|
|
|
6218 mch_rename(tempname, (char *)from);
|
|
1778
|
6219 return -1;
|
|
|
6220 }
|
|
1779
|
6221 /* If it fails for one temp name it will most likely fail
|
|
|
6222 * for any temp name, give up. */
|
|
|
6223 return -1;
|
|
|
6224 }
|
|
|
6225 }
|
|
|
6226 return -1;
|
|
1778
|
6227 }
|
|
|
6228 #endif
|
|
|
6229
|
|
7
|
6230 /*
|
|
|
6231 * Delete the "to" file, this is required on some systems to make the
|
|
|
6232 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
6233 * two files when the mch_rename() fails.
|
|
|
6234 */
|
|
|
6235
|
|
|
6236 #ifdef AMIGA
|
|
|
6237 /*
|
|
|
6238 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
6239 * that the name of the "to" file is the same as the "from" file, even
|
|
1201
|
6240 * though the names are different. To avoid the chance of accidentally
|
|
7
|
6241 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
6242 *
|
|
|
6243 * When used for making a backup before writing the file: This should not
|
|
|
6244 * happen with ":w", because startscript() should detect this problem and
|
|
|
6245 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
6246 * name. This problem does exist with ":w filename", but then the
|
|
|
6247 * original file will be somewhere else so the backup isn't really
|
|
|
6248 * important. If autoscripting is off the rename may fail.
|
|
|
6249 */
|
|
|
6250 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
6251 #endif
|
|
|
6252 mch_remove(to);
|
|
|
6253 #ifdef AMIGA
|
|
|
6254 if (flock)
|
|
|
6255 UnLock(flock);
|
|
|
6256 #endif
|
|
|
6257
|
|
|
6258 /*
|
|
|
6259 * First try a normal rename, return if it works.
|
|
|
6260 */
|
|
|
6261 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
6262 return 0;
|
|
|
6263
|
|
|
6264 /*
|
|
|
6265 * Rename() failed, try copying the file.
|
|
|
6266 */
|
|
194
|
6267 perm = mch_getperm(from);
|
|
199
|
6268 #ifdef HAVE_ACL
|
|
|
6269 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
6270 acl = mch_get_acl(from);
|
|
|
6271 #endif
|
|
7
|
6272 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
6273 if (fd_in == -1)
|
|
1651
|
6274 {
|
|
|
6275 #ifdef HAVE_ACL
|
|
|
6276 mch_free_acl(acl);
|
|
|
6277 #endif
|
|
7
|
6278 return -1;
|
|
1651
|
6279 }
|
|
194
|
6280
|
|
|
6281 /* Create the new file with same permissions as the original. */
|
|
557
|
6282 fd_out = mch_open((char *)to,
|
|
|
6283 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
6284 if (fd_out == -1)
|
|
|
6285 {
|
|
|
6286 close(fd_in);
|
|
1651
|
6287 #ifdef HAVE_ACL
|
|
|
6288 mch_free_acl(acl);
|
|
|
6289 #endif
|
|
7
|
6290 return -1;
|
|
|
6291 }
|
|
|
6292
|
|
|
6293 buffer = (char *)alloc(BUFSIZE);
|
|
|
6294 if (buffer == NULL)
|
|
|
6295 {
|
|
1651
|
6296 close(fd_out);
|
|
7
|
6297 close(fd_in);
|
|
1651
|
6298 #ifdef HAVE_ACL
|
|
|
6299 mch_free_acl(acl);
|
|
|
6300 #endif
|
|
7
|
6301 return -1;
|
|
|
6302 }
|
|
|
6303
|
|
|
6304 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
6305 if (vim_write(fd_out, buffer, n) != n)
|
|
|
6306 {
|
|
|
6307 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
6308 break;
|
|
|
6309 }
|
|
|
6310
|
|
|
6311 vim_free(buffer);
|
|
|
6312 close(fd_in);
|
|
|
6313 if (close(fd_out) < 0)
|
|
|
6314 errmsg = _("E209: Error closing \"%s\"");
|
|
|
6315 if (n < 0)
|
|
|
6316 {
|
|
|
6317 errmsg = _("E210: Error reading \"%s\"");
|
|
|
6318 to = from;
|
|
|
6319 }
|
|
1201
|
6320 #ifndef UNIX /* for Unix mch_open() already set the permission */
|
|
194
|
6321 mch_setperm(to, perm);
|
|
570
|
6322 #endif
|
|
199
|
6323 #ifdef HAVE_ACL
|
|
|
6324 mch_set_acl(to, acl);
|
|
1651
|
6325 mch_free_acl(acl);
|
|
199
|
6326 #endif
|
|
7
|
6327 if (errmsg != NULL)
|
|
|
6328 {
|
|
|
6329 EMSG2(errmsg, to);
|
|
|
6330 return -1;
|
|
|
6331 }
|
|
|
6332 mch_remove(from);
|
|
|
6333 return 0;
|
|
|
6334 }
|
|
|
6335
|
|
|
6336 static int already_warned = FALSE;
|
|
|
6337
|
|
|
6338 /*
|
|
|
6339 * Check if any not hidden buffer has been changed.
|
|
|
6340 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6341 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6342 * busy.
|
|
|
6343 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6344 * cursor positioned).
|
|
|
6345 */
|
|
|
6346 int
|
|
|
6347 check_timestamps(focus)
|
|
|
6348 int focus; /* called for GUI focus event */
|
|
|
6349 {
|
|
|
6350 buf_T *buf;
|
|
|
6351 int didit = 0;
|
|
|
6352 int n;
|
|
|
6353
|
|
|
6354 /* Don't check timestamps while system() or another low-level function may
|
|
|
6355 * cause us to lose and gain focus. */
|
|
|
6356 if (no_check_timestamps > 0)
|
|
|
6357 return FALSE;
|
|
|
6358
|
|
|
6359 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6360 * event and we would keep on checking if the file is steadily growing.
|
|
|
6361 * Do check again after typing something. */
|
|
|
6362 if (focus && did_check_timestamps)
|
|
|
6363 {
|
|
|
6364 need_check_timestamps = TRUE;
|
|
|
6365 return FALSE;
|
|
|
6366 }
|
|
|
6367
|
|
|
6368 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6369 #ifdef FEAT_AUTOCMD
|
|
1834
|
6370 || autocmd_busy || curbuf_lock > 0 || allbuf_lock > 0
|
|
7
|
6371 #endif
|
|
|
6372 )
|
|
|
6373 need_check_timestamps = TRUE; /* check later */
|
|
|
6374 else
|
|
|
6375 {
|
|
|
6376 ++no_wait_return;
|
|
|
6377 did_check_timestamps = TRUE;
|
|
|
6378 already_warned = FALSE;
|
|
|
6379 for (buf = firstbuf; buf != NULL; )
|
|
|
6380 {
|
|
|
6381 /* Only check buffers in a window. */
|
|
|
6382 if (buf->b_nwindows > 0)
|
|
|
6383 {
|
|
|
6384 n = buf_check_timestamp(buf, focus);
|
|
|
6385 if (didit < n)
|
|
|
6386 didit = n;
|
|
|
6387 if (n > 0 && !buf_valid(buf))
|
|
|
6388 {
|
|
|
6389 /* Autocommands have removed the buffer, start at the
|
|
|
6390 * first one again. */
|
|
|
6391 buf = firstbuf;
|
|
|
6392 continue;
|
|
|
6393 }
|
|
|
6394 }
|
|
|
6395 buf = buf->b_next;
|
|
|
6396 }
|
|
|
6397 --no_wait_return;
|
|
|
6398 need_check_timestamps = FALSE;
|
|
|
6399 if (need_wait_return && didit == 2)
|
|
|
6400 {
|
|
|
6401 /* make sure msg isn't overwritten */
|
|
|
6402 msg_puts((char_u *)"\n");
|
|
|
6403 out_flush();
|
|
|
6404 }
|
|
|
6405 }
|
|
|
6406 return didit;
|
|
|
6407 }
|
|
|
6408
|
|
|
6409 /*
|
|
|
6410 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6411 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6412 * empty.
|
|
|
6413 */
|
|
|
6414 static int
|
|
|
6415 move_lines(frombuf, tobuf)
|
|
|
6416 buf_T *frombuf;
|
|
|
6417 buf_T *tobuf;
|
|
|
6418 {
|
|
|
6419 buf_T *tbuf = curbuf;
|
|
|
6420 int retval = OK;
|
|
|
6421 linenr_T lnum;
|
|
|
6422 char_u *p;
|
|
|
6423
|
|
|
6424 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6425 curbuf = tobuf;
|
|
|
6426 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6427 {
|
|
|
6428 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6429 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6430 {
|
|
|
6431 vim_free(p);
|
|
|
6432 retval = FAIL;
|
|
|
6433 break;
|
|
|
6434 }
|
|
|
6435 vim_free(p);
|
|
|
6436 }
|
|
|
6437
|
|
|
6438 /* Delete all the lines in "frombuf". */
|
|
|
6439 if (retval != FAIL)
|
|
|
6440 {
|
|
|
6441 curbuf = frombuf;
|
|
1055
|
6442 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum)
|
|
|
6443 if (ml_delete(lnum, FALSE) == FAIL)
|
|
7
|
6444 {
|
|
|
6445 /* Oops! We could try putting back the saved lines, but that
|
|
|
6446 * might fail again... */
|
|
|
6447 retval = FAIL;
|
|
|
6448 break;
|
|
|
6449 }
|
|
|
6450 }
|
|
|
6451
|
|
|
6452 curbuf = tbuf;
|
|
|
6453 return retval;
|
|
|
6454 }
|
|
|
6455
|
|
|
6456 /*
|
|
|
6457 * Check if buffer "buf" has been changed.
|
|
|
6458 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6459 * return 1 if a changed buffer was found.
|
|
|
6460 * return 2 if a message has been displayed.
|
|
|
6461 * return 0 otherwise.
|
|
|
6462 */
|
|
|
6463 /*ARGSUSED*/
|
|
|
6464 int
|
|
|
6465 buf_check_timestamp(buf, focus)
|
|
|
6466 buf_T *buf;
|
|
|
6467 int focus; /* called for GUI focus event */
|
|
|
6468 {
|
|
|
6469 struct stat st;
|
|
|
6470 int stat_res;
|
|
|
6471 int retval = 0;
|
|
|
6472 char_u *path;
|
|
|
6473 char_u *tbuf;
|
|
|
6474 char *mesg = NULL;
|
|
188
|
6475 char *mesg2 = "";
|
|
7
|
6476 int helpmesg = FALSE;
|
|
|
6477 int reload = FALSE;
|
|
|
6478 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6479 int can_reload = FALSE;
|
|
|
6480 #endif
|
|
|
6481 size_t orig_size = buf->b_orig_size;
|
|
|
6482 int orig_mode = buf->b_orig_mode;
|
|
|
6483 #ifdef FEAT_GUI
|
|
|
6484 int save_mouse_correct = need_mouse_correct;
|
|
|
6485 #endif
|
|
|
6486 #ifdef FEAT_AUTOCMD
|
|
|
6487 static int busy = FALSE;
|
|
179
|
6488 int n;
|
|
|
6489 char_u *s;
|
|
|
6490 #endif
|
|
|
6491 char *reason;
|
|
7
|
6492
|
|
|
6493 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6494 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6495 * this buffer. */
|
|
|
6496 if (buf->b_ffname == NULL
|
|
|
6497 || buf->b_ml.ml_mfp == NULL
|
|
|
6498 #if defined(FEAT_QUICKFIX)
|
|
|
6499 || *buf->b_p_bt != NUL
|
|
|
6500 #endif
|
|
|
6501 || buf->b_saving
|
|
|
6502 #ifdef FEAT_AUTOCMD
|
|
|
6503 || busy
|
|
|
6504 #endif
|
|
33
|
6505 #ifdef FEAT_NETBEANS_INTG
|
|
|
6506 || isNetbeansBuffer(buf)
|
|
|
6507 #endif
|
|
7
|
6508 )
|
|
|
6509 return 0;
|
|
|
6510
|
|
|
6511 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6512 && buf->b_mtime != 0
|
|
|
6513 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6514 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6515 #ifdef HAVE_ST_MODE
|
|
|
6516 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6517 #else
|
|
|
6518 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6519 #endif
|
|
|
6520 ))
|
|
|
6521 {
|
|
|
6522 retval = 1;
|
|
|
6523
|
|
628
|
6524 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6525 * FileChangedShell autocmd) */
|
|
7
|
6526 if (stat_res < 0)
|
|
|
6527 {
|
|
|
6528 buf->b_mtime = 0;
|
|
|
6529 buf->b_orig_size = 0;
|
|
|
6530 buf->b_orig_mode = 0;
|
|
|
6531 }
|
|
|
6532 else
|
|
|
6533 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6534
|
|
|
6535 /* Don't do anything for a directory. Might contain the file
|
|
|
6536 * explorer. */
|
|
|
6537 if (mch_isdir(buf->b_fname))
|
|
|
6538 ;
|
|
|
6539
|
|
|
6540 /*
|
|
|
6541 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6542 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6543 * was set, the global option value otherwise.
|
|
|
6544 */
|
|
|
6545 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6546 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6547 reload = TRUE;
|
|
|
6548 else
|
|
|
6549 {
|
|
179
|
6550 if (stat_res < 0)
|
|
|
6551 reason = "deleted";
|
|
|
6552 else if (bufIsChanged(buf))
|
|
|
6553 reason = "conflict";
|
|
|
6554 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6555 reason = "changed";
|
|
|
6556 else if (orig_mode != buf->b_orig_mode)
|
|
|
6557 reason = "mode";
|
|
|
6558 else
|
|
|
6559 reason = "time";
|
|
|
6560
|
|
7
|
6561 #ifdef FEAT_AUTOCMD
|
|
|
6562 /*
|
|
|
6563 * Only give the warning if there are no FileChangedShell
|
|
|
6564 * autocommands.
|
|
|
6565 * Avoid being called recursively by setting "busy".
|
|
|
6566 */
|
|
|
6567 busy = TRUE;
|
|
532
|
6568 # ifdef FEAT_EVAL
|
|
179
|
6569 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6570 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6571 # endif
|
|
1834
|
6572 ++allbuf_lock;
|
|
7
|
6573 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6574 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
1834
|
6575 --allbuf_lock;
|
|
7
|
6576 busy = FALSE;
|
|
|
6577 if (n)
|
|
|
6578 {
|
|
|
6579 if (!buf_valid(buf))
|
|
|
6580 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6581 # ifdef FEAT_EVAL
|
|
179
|
6582 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6583 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6584 reload = TRUE;
|
|
|
6585 else if (STRCMP(s, "ask") == 0)
|
|
|
6586 n = FALSE;
|
|
|
6587 else
|
|
532
|
6588 # endif
|
|
179
|
6589 return 2;
|
|
7
|
6590 }
|
|
179
|
6591 if (!n)
|
|
7
|
6592 #endif
|
|
|
6593 {
|
|
179
|
6594 if (*reason == 'd')
|
|
|
6595 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6596 else
|
|
|
6597 {
|
|
|
6598 helpmesg = TRUE;
|
|
|
6599 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6600 can_reload = TRUE;
|
|
|
6601 #endif
|
|
|
6602 /*
|
|
|
6603 * Check if the file contents really changed to avoid
|
|
|
6604 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6605 * checked out of CVS). Always warn when the buffer was
|
|
|
6606 * changed.
|
|
|
6607 */
|
|
179
|
6608 if (reason[2] == 'n')
|
|
|
6609 {
|
|
7
|
6610 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6611 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6612 }
|
|
|
6613 else if (reason[1] == 'h')
|
|
|
6614 {
|
|
7
|
6615 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6616 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6617 }
|
|
|
6618 else if (*reason == 'm')
|
|
|
6619 {
|
|
7
|
6620 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6621 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6622 }
|
|
|
6623 /* Else: only timestamp changed, ignored */
|
|
7
|
6624 }
|
|
|
6625 }
|
|
|
6626 }
|
|
|
6627
|
|
|
6628 }
|
|
|
6629 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6630 && vim_fexists(buf->b_ffname))
|
|
|
6631 {
|
|
|
6632 retval = 1;
|
|
|
6633 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6634 buf->b_flags |= BF_NEW_W;
|
|
|
6635 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6636 can_reload = TRUE;
|
|
|
6637 #endif
|
|
|
6638 }
|
|
|
6639
|
|
|
6640 if (mesg != NULL)
|
|
|
6641 {
|
|
|
6642 path = home_replace_save(buf, buf->b_fname);
|
|
|
6643 if (path != NULL)
|
|
|
6644 {
|
|
179
|
6645 if (!helpmesg)
|
|
7
|
6646 mesg2 = "";
|
|
|
6647 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6648 + STRLEN(mesg2) + 2));
|
|
|
6649 sprintf((char *)tbuf, mesg, path);
|
|
1848
|
6650 #ifdef FEAT_EVAL
|
|
|
6651 /* Set warningmsg here, before the unimportant and output-specific
|
|
|
6652 * mesg2 has been appended. */
|
|
|
6653 set_vim_var_string(VV_WARNINGMSG, tbuf, -1);
|
|
|
6654 #endif
|
|
7
|
6655 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6656 if (can_reload)
|
|
|
6657 {
|
|
|
6658 if (*mesg2 != NUL)
|
|
|
6659 {
|
|
|
6660 STRCAT(tbuf, "\n");
|
|
|
6661 STRCAT(tbuf, mesg2);
|
|
|
6662 }
|
|
|
6663 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6664 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6665 reload = TRUE;
|
|
|
6666 }
|
|
|
6667 else
|
|
|
6668 #endif
|
|
|
6669 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6670 {
|
|
|
6671 if (*mesg2 != NUL)
|
|
|
6672 {
|
|
|
6673 STRCAT(tbuf, "; ");
|
|
|
6674 STRCAT(tbuf, mesg2);
|
|
|
6675 }
|
|
|
6676 EMSG(tbuf);
|
|
|
6677 retval = 2;
|
|
|
6678 }
|
|
|
6679 else
|
|
|
6680 {
|
|
8
|
6681 # ifdef FEAT_AUTOCMD
|
|
7
|
6682 if (!autocmd_busy)
|
|
8
|
6683 # endif
|
|
7
|
6684 {
|
|
|
6685 msg_start();
|
|
|
6686 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6687 if (*mesg2 != NUL)
|
|
|
6688 msg_puts_attr((char_u *)mesg2,
|
|
|
6689 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6690 msg_clr_eos();
|
|
|
6691 (void)msg_end();
|
|
|
6692 if (emsg_silent == 0)
|
|
|
6693 {
|
|
|
6694 out_flush();
|
|
8
|
6695 # ifdef FEAT_GUI
|
|
7
|
6696 if (!focus)
|
|
8
|
6697 # endif
|
|
7
|
6698 /* give the user some time to think about it */
|
|
|
6699 ui_delay(1000L, TRUE);
|
|
|
6700
|
|
|
6701 /* don't redraw and erase the message */
|
|
|
6702 redraw_cmdline = FALSE;
|
|
|
6703 }
|
|
|
6704 }
|
|
|
6705 already_warned = TRUE;
|
|
|
6706 }
|
|
|
6707
|
|
|
6708 vim_free(path);
|
|
|
6709 vim_free(tbuf);
|
|
|
6710 }
|
|
|
6711 }
|
|
|
6712
|
|
|
6713 if (reload)
|
|
311
|
6714 /* Reload the buffer. */
|
|
628
|
6715 buf_reload(buf, orig_mode);
|
|
7
|
6716
|
|
765
|
6717 #ifdef FEAT_AUTOCMD
|
|
1620
|
6718 /* Trigger FileChangedShell when the file was changed in any way. */
|
|
|
6719 if (buf_valid(buf) && retval != 0)
|
|
765
|
6720 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST,
|
|
|
6721 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6722 #endif
|
|
7
|
6723 #ifdef FEAT_GUI
|
|
|
6724 /* restore this in case an autocommand has set it; it would break
|
|
|
6725 * 'mousefocus' */
|
|
|
6726 need_mouse_correct = save_mouse_correct;
|
|
|
6727 #endif
|
|
|
6728
|
|
|
6729 return retval;
|
|
|
6730 }
|
|
|
6731
|
|
311
|
6732 /*
|
|
|
6733 * Reload a buffer that is already loaded.
|
|
|
6734 * Used when the file was changed outside of Vim.
|
|
628
|
6735 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6736 * buf->b_orig_mode may have been reset already.
|
|
311
|
6737 */
|
|
|
6738 void
|
|
628
|
6739 buf_reload(buf, orig_mode)
|
|
311
|
6740 buf_T *buf;
|
|
628
|
6741 int orig_mode;
|
|
311
|
6742 {
|
|
|
6743 exarg_T ea;
|
|
|
6744 pos_T old_cursor;
|
|
|
6745 linenr_T old_topline;
|
|
|
6746 int old_ro = buf->b_p_ro;
|
|
|
6747 buf_T *savebuf;
|
|
|
6748 int saved = OK;
|
|
|
6749 aco_save_T aco;
|
|
|
6750
|
|
|
6751 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6752 aucmd_prepbuf(&aco, buf);
|
|
|
6753
|
|
|
6754 /* We only want to read the text from the file, not reset the syntax
|
|
|
6755 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6756 * and encoding to be the same. */
|
|
|
6757 if (prep_exarg(&ea, buf) == OK)
|
|
|
6758 {
|
|
|
6759 old_cursor = curwin->w_cursor;
|
|
|
6760 old_topline = curwin->w_topline;
|
|
|
6761
|
|
|
6762 /*
|
|
|
6763 * To behave like when a new file is edited (matters for
|
|
|
6764 * BufReadPost autocommands) we first need to delete the current
|
|
|
6765 * buffer contents. But if reading the file fails we should keep
|
|
|
6766 * the old contents. Can't use memory only, the file might be
|
|
|
6767 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6768 */
|
|
|
6769 if (bufempty())
|
|
|
6770 savebuf = NULL;
|
|
|
6771 else
|
|
|
6772 {
|
|
|
6773 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6774 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
837
|
6775 if (savebuf != NULL && buf == curbuf)
|
|
311
|
6776 {
|
|
|
6777 /* Open the memline. */
|
|
|
6778 curbuf = savebuf;
|
|
|
6779 curwin->w_buffer = savebuf;
|
|
625
|
6780 saved = ml_open(curbuf);
|
|
311
|
6781 curbuf = buf;
|
|
|
6782 curwin->w_buffer = buf;
|
|
|
6783 }
|
|
837
|
6784 if (savebuf == NULL || saved == FAIL || buf != curbuf
|
|
311
|
6785 || move_lines(buf, savebuf) == FAIL)
|
|
|
6786 {
|
|
|
6787 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6788 buf->b_fname);
|
|
|
6789 saved = FAIL;
|
|
|
6790 }
|
|
|
6791 }
|
|
|
6792
|
|
|
6793 if (saved == OK)
|
|
|
6794 {
|
|
|
6795 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6796 #ifdef FEAT_AUTOCMD
|
|
|
6797 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6798 #endif
|
|
|
6799 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6800 (linenr_T)0,
|
|
|
6801 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6802 {
|
|
|
6803 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6804 if (!aborting())
|
|
|
6805 #endif
|
|
|
6806 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
837
|
6807 if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf)
|
|
311
|
6808 {
|
|
|
6809 /* Put the text back from the save buffer. First
|
|
|
6810 * delete any lines that readfile() added. */
|
|
|
6811 while (!bufempty())
|
|
837
|
6812 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
311
|
6813 break;
|
|
|
6814 (void)move_lines(savebuf, buf);
|
|
|
6815 }
|
|
|
6816 }
|
|
837
|
6817 else if (buf == curbuf)
|
|
311
|
6818 {
|
|
|
6819 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6820 unchanged(buf, TRUE);
|
|
|
6821 u_blockfree(buf);
|
|
|
6822 u_clearall(buf);
|
|
|
6823 }
|
|
|
6824 }
|
|
|
6825 vim_free(ea.cmd);
|
|
|
6826
|
|
837
|
6827 if (savebuf != NULL && buf_valid(savebuf))
|
|
311
|
6828 wipe_buffer(savebuf, FALSE);
|
|
|
6829
|
|
|
6830 #ifdef FEAT_DIFF
|
|
|
6831 /* Invalidate diff info if necessary. */
|
|
837
|
6832 diff_invalidate(curbuf);
|
|
311
|
6833 #endif
|
|
|
6834
|
|
|
6835 /* Restore the topline and cursor position and check it (lines may
|
|
|
6836 * have been removed). */
|
|
|
6837 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6838 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6839 else
|
|
|
6840 curwin->w_topline = old_topline;
|
|
|
6841 curwin->w_cursor = old_cursor;
|
|
|
6842 check_cursor();
|
|
|
6843 update_topline();
|
|
|
6844 #ifdef FEAT_AUTOCMD
|
|
|
6845 keep_filetype = FALSE;
|
|
|
6846 #endif
|
|
|
6847 #ifdef FEAT_FOLDING
|
|
|
6848 {
|
|
1863
|
6849 win_T *wp;
|
|
|
6850 tabpage_T *tp;
|
|
311
|
6851
|
|
|
6852 /* Update folds unless they are defined manually. */
|
|
1863
|
6853 FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
311
|
6854 if (wp->w_buffer == curwin->w_buffer
|
|
|
6855 && !foldmethodIsManual(wp))
|
|
|
6856 foldUpdateAll(wp);
|
|
|
6857 }
|
|
|
6858 #endif
|
|
|
6859 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6860 * value; the user probably used the ":view" command. But don't
|
|
|
6861 * reset it, might have had a read error. */
|
|
|
6862 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6863 curbuf->b_p_ro |= old_ro;
|
|
|
6864 }
|
|
|
6865
|
|
|
6866 /* restore curwin/curbuf and a few other things */
|
|
|
6867 aucmd_restbuf(&aco);
|
|
|
6868 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6869 }
|
|
|
6870
|
|
7
|
6871 /*ARGSUSED*/
|
|
|
6872 void
|
|
|
6873 buf_store_time(buf, st, fname)
|
|
|
6874 buf_T *buf;
|
|
|
6875 struct stat *st;
|
|
|
6876 char_u *fname;
|
|
|
6877 {
|
|
|
6878 buf->b_mtime = (long)st->st_mtime;
|
|
|
6879 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6880 #ifdef HAVE_ST_MODE
|
|
|
6881 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6882 #else
|
|
|
6883 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6884 #endif
|
|
|
6885 }
|
|
|
6886
|
|
|
6887 /*
|
|
|
6888 * Adjust the line with missing eol, used for the next write.
|
|
|
6889 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6890 */
|
|
|
6891 void
|
|
|
6892 write_lnum_adjust(offset)
|
|
|
6893 linenr_T offset;
|
|
|
6894 {
|
|
167
|
6895 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6896 write_no_eol_lnum += offset;
|
|
|
6897 }
|
|
|
6898
|
|
|
6899 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6900 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6901
|
|
|
6902 /*
|
|
|
6903 * Delete the temp directory and all files it contains.
|
|
|
6904 */
|
|
|
6905 void
|
|
|
6906 vim_deltempdir()
|
|
|
6907 {
|
|
|
6908 char_u **files;
|
|
|
6909 int file_count;
|
|
|
6910 int i;
|
|
|
6911
|
|
|
6912 if (vim_tempdir != NULL)
|
|
|
6913 {
|
|
|
6914 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6915 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6916 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6917 {
|
|
|
6918 for (i = 0; i < file_count; ++i)
|
|
|
6919 mch_remove(files[i]);
|
|
|
6920 FreeWild(file_count, files);
|
|
|
6921 }
|
|
|
6922 gettail(NameBuff)[-1] = NUL;
|
|
|
6923 (void)mch_rmdir(NameBuff);
|
|
|
6924
|
|
|
6925 vim_free(vim_tempdir);
|
|
|
6926 vim_tempdir = NULL;
|
|
|
6927 }
|
|
|
6928 }
|
|
|
6929 #endif
|
|
|
6930
|
|
|
6931 /*
|
|
|
6932 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6933 *
|
|
|
6934 * The temp file is NOT created.
|
|
|
6935 *
|
|
|
6936 * The returned pointer is to allocated memory.
|
|
|
6937 * The returned pointer is NULL if no valid name was found.
|
|
|
6938 */
|
|
|
6939 /*ARGSUSED*/
|
|
|
6940 char_u *
|
|
|
6941 vim_tempname(extra_char)
|
|
|
6942 int extra_char; /* character to use in the name instead of '?' */
|
|
|
6943 {
|
|
|
6944 #ifdef USE_TMPNAM
|
|
|
6945 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6946 #else
|
|
|
6947 char_u itmp[TEMPNAMELEN];
|
|
|
6948 #endif
|
|
|
6949
|
|
|
6950 #ifdef TEMPDIRNAMES
|
|
|
6951 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6952 int i;
|
|
|
6953 long nr;
|
|
|
6954 long off;
|
|
|
6955 # ifndef EEXIST
|
|
|
6956 struct stat st;
|
|
|
6957 # endif
|
|
|
6958
|
|
|
6959 /*
|
|
|
6960 * This will create a directory for private use by this instance of Vim.
|
|
|
6961 * This is done once, and the same directory is used for all temp files.
|
|
|
6962 * This method avoids security problems because of symlink attacks et al.
|
|
|
6963 * It's also a bit faster, because we only need to check for an existing
|
|
|
6964 * file when creating the directory and not for each temp file.
|
|
|
6965 */
|
|
|
6966 if (vim_tempdir == NULL)
|
|
|
6967 {
|
|
|
6968 /*
|
|
|
6969 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6970 */
|
|
|
6971 for (i = 0; i < sizeof(tempdirs) / sizeof(char *); ++i)
|
|
|
6972 {
|
|
|
6973 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6974 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6975 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6976 {
|
|
|
6977 # ifdef __EMX__
|
|
|
6978 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6979 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6980 * Adding 2 backslashes didn't work. */
|
|
|
6981 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6982 STRCAT(itmp, "/");
|
|
|
6983 else
|
|
|
6984 # endif
|
|
|
6985 add_pathsep(itmp);
|
|
|
6986
|
|
|
6987 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6988 * unlikely that it already exists it will be faster,
|
|
|
6989 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6990 * security problems because of the predictable number. */
|
|
|
6991 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
6992
|
|
|
6993 /* Try up to 10000 different values until we find a name that
|
|
|
6994 * doesn't exist. */
|
|
|
6995 for (off = 0; off < 10000L; ++off)
|
|
|
6996 {
|
|
|
6997 int r;
|
|
|
6998 #if defined(UNIX) || defined(VMS)
|
|
|
6999 mode_t umask_save;
|
|
|
7000 #endif
|
|
|
7001
|
|
|
7002 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
7003 # ifndef EEXIST
|
|
|
7004 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
7005 * existing file here. There is a race condition then,
|
|
|
7006 * although it's fail-safe. */
|
|
|
7007 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
7008 continue;
|
|
|
7009 # endif
|
|
|
7010 #if defined(UNIX) || defined(VMS)
|
|
|
7011 /* Make sure the umask doesn't remove the executable bit.
|
|
|
7012 * "repl" has been reported to use "177". */
|
|
|
7013 umask_save = umask(077);
|
|
|
7014 #endif
|
|
|
7015 r = vim_mkdir(itmp, 0700);
|
|
|
7016 #if defined(UNIX) || defined(VMS)
|
|
|
7017 (void)umask(umask_save);
|
|
|
7018 #endif
|
|
|
7019 if (r == 0)
|
|
|
7020 {
|
|
|
7021 char_u *buf;
|
|
|
7022
|
|
|
7023 /* Directory was created, use this name.
|
|
|
7024 * Expand to full path; When using the current
|
|
|
7025 * directory a ":cd" would confuse us. */
|
|
|
7026 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
7027 if (buf != NULL)
|
|
|
7028 {
|
|
|
7029 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
7030 == FAIL)
|
|
|
7031 STRCPY(buf, itmp);
|
|
|
7032 # ifdef __EMX__
|
|
|
7033 if (vim_strchr(buf, '/') != NULL)
|
|
|
7034 STRCAT(buf, "/");
|
|
|
7035 else
|
|
|
7036 # endif
|
|
|
7037 add_pathsep(buf);
|
|
|
7038 vim_tempdir = vim_strsave(buf);
|
|
|
7039 vim_free(buf);
|
|
|
7040 }
|
|
|
7041 break;
|
|
|
7042 }
|
|
|
7043 # ifdef EEXIST
|
|
|
7044 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
7045 * we probably can't create any dir here, try another
|
|
|
7046 * place. */
|
|
|
7047 if (errno != EEXIST)
|
|
|
7048 # endif
|
|
|
7049 break;
|
|
|
7050 }
|
|
|
7051 if (vim_tempdir != NULL)
|
|
|
7052 break;
|
|
|
7053 }
|
|
|
7054 }
|
|
|
7055 }
|
|
|
7056
|
|
|
7057 if (vim_tempdir != NULL)
|
|
|
7058 {
|
|
|
7059 /* There is no need to check if the file exists, because we own the
|
|
|
7060 * directory and nobody else creates a file in it. */
|
|
|
7061 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
7062 return vim_strsave(itmp);
|
|
|
7063 }
|
|
|
7064
|
|
|
7065 return NULL;
|
|
|
7066
|
|
|
7067 #else /* TEMPDIRNAMES */
|
|
|
7068
|
|
|
7069 # ifdef WIN3264
|
|
|
7070 char szTempFile[_MAX_PATH + 1];
|
|
|
7071 char buf4[4];
|
|
|
7072 char_u *retval;
|
|
|
7073 char_u *p;
|
|
|
7074
|
|
|
7075 STRCPY(itmp, "");
|
|
|
7076 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
7077 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
7078 strcpy(buf4, "VIM");
|
|
|
7079 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
7080 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
7081 return NULL;
|
|
|
7082 /* GetTempFileName() will create the file, we don't want that */
|
|
|
7083 (void)DeleteFile(itmp);
|
|
|
7084
|
|
|
7085 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
7086 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
7087 * didn't set 'shellslash'. */
|
|
|
7088 retval = vim_strsave(itmp);
|
|
|
7089 if (*p_shcf == '-' || p_ssl)
|
|
|
7090 for (p = retval; *p; ++p)
|
|
|
7091 if (*p == '\\')
|
|
|
7092 *p = '/';
|
|
|
7093 return retval;
|
|
|
7094
|
|
|
7095 # else /* WIN3264 */
|
|
|
7096
|
|
|
7097 # ifdef USE_TMPNAM
|
|
|
7098 /* tmpnam() will make its own name */
|
|
|
7099 if (*tmpnam((char *)itmp) == NUL)
|
|
|
7100 return NULL;
|
|
|
7101 # else
|
|
|
7102 char_u *p;
|
|
|
7103
|
|
|
7104 # ifdef VMS_TEMPNAM
|
|
|
7105 /* mktemp() is not working on VMS. It seems to be
|
|
|
7106 * a do-nothing function. Therefore we use tempnam().
|
|
|
7107 */
|
|
|
7108 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
7109 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
7110 if (p != NULL)
|
|
|
7111 {
|
|
|
7112 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
7113 * and VIM will then be unable to find the file later */
|
|
|
7114 STRCPY(itmp, p);
|
|
|
7115 STRCAT(itmp, ".txt");
|
|
|
7116 free(p);
|
|
|
7117 }
|
|
|
7118 else
|
|
|
7119 return NULL;
|
|
|
7120 # else
|
|
|
7121 STRCPY(itmp, TEMPNAME);
|
|
|
7122 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
7123 *p = extra_char;
|
|
|
7124 if (mktemp((char *)itmp) == NULL)
|
|
|
7125 return NULL;
|
|
|
7126 # endif
|
|
|
7127 # endif
|
|
|
7128
|
|
|
7129 return vim_strsave(itmp);
|
|
|
7130 # endif /* WIN3264 */
|
|
|
7131 #endif /* TEMPDIRNAMES */
|
|
|
7132 }
|
|
|
7133
|
|
|
7134 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
7135 /*
|
|
|
7136 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
7137 */
|
|
|
7138 void
|
|
|
7139 forward_slash(fname)
|
|
|
7140 char_u *fname;
|
|
|
7141 {
|
|
|
7142 char_u *p;
|
|
|
7143
|
|
|
7144 for (p = fname; *p != NUL; ++p)
|
|
|
7145 # ifdef FEAT_MBYTE
|
|
|
7146 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
7147 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
7148 ++p;
|
|
|
7149 else
|
|
|
7150 # endif
|
|
|
7151 if (*p == '\\')
|
|
|
7152 *p = '/';
|
|
|
7153 }
|
|
|
7154 #endif
|
|
|
7155
|
|
|
7156
|
|
|
7157 /*
|
|
|
7158 * Code for automatic commands.
|
|
|
7159 *
|
|
|
7160 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
7161 */
|
|
|
7162
|
|
|
7163 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
7164
|
|
|
7165 /*
|
|
|
7166 * The autocommands are stored in a list for each event.
|
|
|
7167 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
7168 * together, to avoid having to match the pattern too often.
|
|
|
7169 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
7170 *
|
|
|
7171 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
7172 * Autopat.cmds Autopat.cmds
|
|
|
7173 * | |
|
|
|
7174 * V V
|
|
|
7175 * AutoCmd.next AutoCmd.next
|
|
|
7176 * | |
|
|
|
7177 * V V
|
|
|
7178 * AutoCmd.next NULL
|
|
|
7179 * |
|
|
|
7180 * V
|
|
|
7181 * NULL
|
|
|
7182 *
|
|
|
7183 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
7184 * Autopat.cmds
|
|
|
7185 * |
|
|
|
7186 * V
|
|
|
7187 * AutoCmd.next
|
|
|
7188 * |
|
|
|
7189 * V
|
|
|
7190 * NULL
|
|
|
7191 * etc.
|
|
|
7192 *
|
|
|
7193 * The order of AutoCmds is important, this is the order in which they were
|
|
|
7194 * defined and will have to be executed.
|
|
|
7195 */
|
|
|
7196 typedef struct AutoCmd
|
|
|
7197 {
|
|
|
7198 char_u *cmd; /* The command to be executed (NULL
|
|
|
7199 when command has been removed) */
|
|
|
7200 char nested; /* If autocommands nest here */
|
|
|
7201 char last; /* last command in list */
|
|
|
7202 #ifdef FEAT_EVAL
|
|
|
7203 scid_T scriptID; /* script ID where defined */
|
|
|
7204 #endif
|
|
|
7205 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
7206 } AutoCmd;
|
|
|
7207
|
|
|
7208 typedef struct AutoPat
|
|
|
7209 {
|
|
|
7210 int group; /* group ID */
|
|
|
7211 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
7212 has been removed) */
|
|
|
7213 int patlen; /* strlen() of pat */
|
|
153
|
7214 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
7215 char allow_dirs; /* Pattern may match whole path */
|
|
|
7216 char last; /* last pattern for apply_autocmds() */
|
|
|
7217 AutoCmd *cmds; /* list of commands to do */
|
|
|
7218 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
7219 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
7220 } AutoPat;
|
|
|
7221
|
|
|
7222 static struct event_name
|
|
|
7223 {
|
|
|
7224 char *name; /* event name */
|
|
661
|
7225 event_T event; /* event number */
|
|
7
|
7226 } event_names[] =
|
|
|
7227 {
|
|
|
7228 {"BufAdd", EVENT_BUFADD},
|
|
|
7229 {"BufCreate", EVENT_BUFADD},
|
|
|
7230 {"BufDelete", EVENT_BUFDELETE},
|
|
|
7231 {"BufEnter", EVENT_BUFENTER},
|
|
|
7232 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
7233 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
7234 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
7235 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
7236 {"BufNew", EVENT_BUFNEW},
|
|
|
7237 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
7238 {"BufRead", EVENT_BUFREADPOST},
|
|
|
7239 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
7240 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
7241 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
7242 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
7243 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
7244 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
7245 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
7246 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
7247 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
7248 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
7249 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
7250 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
7251 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
7252 {"ColorScheme", EVENT_COLORSCHEME},
|
|
661
|
7253 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
7254 {"CursorHoldI", EVENT_CURSORHOLDI},
|
|
|
7255 {"CursorMoved", EVENT_CURSORMOVED},
|
|
|
7256 {"CursorMovedI", EVENT_CURSORMOVEDI},
|
|
7
|
7257 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
7258 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
7259 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
7260 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
7261 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
7262 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
765
|
7263 {"FileChangedShellPost",EVENT_FILECHANGEDSHELLPOST},
|
|
7
|
7264 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
7265 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
7266 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
7267 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
7268 {"FileType", EVENT_FILETYPE},
|
|
|
7269 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
7270 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
7271 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
7272 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
7273 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
7274 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
7275 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
7276 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
7277 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
7278 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
7279 {"GUIEnter", EVENT_GUIENTER},
|
|
946
|
7280 {"GUIFailed", EVENT_GUIFAILED},
|
|
11
|
7281 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
7282 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
7283 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
7284 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
7285 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
7286 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
7287 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
7288 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
723
|
7289 {"ShellCmdPost", EVENT_SHELLCMDPOST},
|
|
|
7290 {"ShellFilterPost", EVENT_SHELLFILTERPOST},
|
|
715
|
7291 {"SourcePre", EVENT_SOURCEPRE},
|
|
1061
|
7292 {"SourceCmd", EVENT_SOURCECMD},
|
|
649
|
7293 {"SpellFileMissing",EVENT_SPELLFILEMISSING},
|
|
7
|
7294 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
7295 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
674
|
7296 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
7297 {"Syntax", EVENT_SYNTAX},
|
|
676
|
7298 {"TabEnter", EVENT_TABENTER},
|
|
|
7299 {"TabLeave", EVENT_TABLEAVE},
|
|
7
|
7300 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
7301 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
7302 {"User", EVENT_USER},
|
|
|
7303 {"VimEnter", EVENT_VIMENTER},
|
|
|
7304 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
7305 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
7306 {"WinEnter", EVENT_WINENTER},
|
|
|
7307 {"WinLeave", EVENT_WINLEAVE},
|
|
765
|
7308 {"VimResized", EVENT_VIMRESIZED},
|
|
661
|
7309 {NULL, (event_T)0}
|
|
7
|
7310 };
|
|
|
7311
|
|
|
7312 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
7313 {
|
|
|
7314 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7315 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7316 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7317 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
7318 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7319 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
7320 };
|
|
|
7321
|
|
|
7322 /*
|
|
|
7323 * struct used to keep status while executing autocommands for an event.
|
|
|
7324 */
|
|
|
7325 typedef struct AutoPatCmd
|
|
|
7326 {
|
|
|
7327 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
7328 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
7329 int group; /* group being used */
|
|
|
7330 char_u *fname; /* fname to match with */
|
|
|
7331 char_u *sfname; /* sfname to match with */
|
|
|
7332 char_u *tail; /* tail of fname */
|
|
661
|
7333 event_T event; /* current event */
|
|
40
|
7334 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
7335 buf is deleted */
|
|
|
7336 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
7337 } AutoPatCmd;
|
|
|
7338
|
|
297
|
7339 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
7340
|
|
7
|
7341 /*
|
|
|
7342 * augroups stores a list of autocmd group names.
|
|
|
7343 */
|
|
297
|
7344 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
7345 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
7346
|
|
|
7347 /*
|
|
|
7348 * The ID of the current group. Group 0 is the default one.
|
|
|
7349 */
|
|
|
7350 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7351
|
|
|
7352 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7353
|
|
661
|
7354 static void show_autocmd __ARGS((AutoPat *ap, event_T event));
|
|
7
|
7355 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7356 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7357 static void au_cleanup __ARGS((void));
|
|
|
7358 static int au_new_group __ARGS((char_u *name));
|
|
|
7359 static void au_del_group __ARGS((char_u *name));
|
|
661
|
7360 static event_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7361 static char_u *event_nr2name __ARGS((event_T event));
|
|
7
|
7362 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
661
|
7363 static int event_ignored __ARGS((event_T event));
|
|
7
|
7364 static int au_get_grouparg __ARGS((char_u **argp));
|
|
661
|
7365 static int do_autocmd_event __ARGS((event_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
7
|
7366 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
661
|
7367 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
|
7368 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7369
|
|
40
|
7370
|
|
661
|
7371 static event_T last_event;
|
|
7
|
7372 static int last_group;
|
|
1410
|
7373 static int autocmd_blocked = 0; /* block all autocmds */
|
|
7
|
7374
|
|
|
7375 /*
|
|
|
7376 * Show the autocommands for one AutoPat.
|
|
|
7377 */
|
|
|
7378 static void
|
|
|
7379 show_autocmd(ap, event)
|
|
|
7380 AutoPat *ap;
|
|
661
|
7381 event_T event;
|
|
7
|
7382 {
|
|
|
7383 AutoCmd *ac;
|
|
|
7384
|
|
|
7385 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7386 * when "q" has been hit for the "--more--" prompt */
|
|
|
7387 if (got_int)
|
|
|
7388 return;
|
|
|
7389 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7390 return;
|
|
|
7391
|
|
|
7392 msg_putchar('\n');
|
|
|
7393 if (got_int)
|
|
|
7394 return;
|
|
|
7395 if (event != last_event || ap->group != last_group)
|
|
|
7396 {
|
|
|
7397 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7398 {
|
|
|
7399 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7400 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7401 else
|
|
|
7402 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7403 msg_puts((char_u *)" ");
|
|
|
7404 }
|
|
|
7405 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7406 last_event = event;
|
|
|
7407 last_group = ap->group;
|
|
|
7408 msg_putchar('\n');
|
|
|
7409 if (got_int)
|
|
|
7410 return;
|
|
|
7411 }
|
|
|
7412 msg_col = 4;
|
|
|
7413 msg_outtrans(ap->pat);
|
|
|
7414
|
|
|
7415 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7416 {
|
|
|
7417 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7418 {
|
|
|
7419 if (msg_col >= 14)
|
|
|
7420 msg_putchar('\n');
|
|
|
7421 msg_col = 14;
|
|
|
7422 if (got_int)
|
|
|
7423 return;
|
|
|
7424 msg_outtrans(ac->cmd);
|
|
500
|
7425 #ifdef FEAT_EVAL
|
|
|
7426 if (p_verbose > 0)
|
|
|
7427 last_set_msg(ac->scriptID);
|
|
|
7428 #endif
|
|
7
|
7429 if (got_int)
|
|
|
7430 return;
|
|
|
7431 if (ac->next != NULL)
|
|
|
7432 {
|
|
|
7433 msg_putchar('\n');
|
|
|
7434 if (got_int)
|
|
|
7435 return;
|
|
|
7436 }
|
|
|
7437 }
|
|
|
7438 }
|
|
|
7439 }
|
|
|
7440
|
|
|
7441 /*
|
|
|
7442 * Mark an autocommand pattern for deletion.
|
|
|
7443 */
|
|
|
7444 static void
|
|
|
7445 au_remove_pat(ap)
|
|
|
7446 AutoPat *ap;
|
|
|
7447 {
|
|
|
7448 vim_free(ap->pat);
|
|
|
7449 ap->pat = NULL;
|
|
40
|
7450 ap->buflocal_nr = -1;
|
|
7
|
7451 au_need_clean = TRUE;
|
|
|
7452 }
|
|
|
7453
|
|
|
7454 /*
|
|
|
7455 * Mark all commands for a pattern for deletion.
|
|
|
7456 */
|
|
|
7457 static void
|
|
|
7458 au_remove_cmds(ap)
|
|
|
7459 AutoPat *ap;
|
|
|
7460 {
|
|
|
7461 AutoCmd *ac;
|
|
|
7462
|
|
|
7463 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7464 {
|
|
|
7465 vim_free(ac->cmd);
|
|
|
7466 ac->cmd = NULL;
|
|
|
7467 }
|
|
|
7468 au_need_clean = TRUE;
|
|
|
7469 }
|
|
|
7470
|
|
|
7471 /*
|
|
|
7472 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7473 * This is only done when not executing autocommands.
|
|
|
7474 */
|
|
|
7475 static void
|
|
|
7476 au_cleanup()
|
|
|
7477 {
|
|
|
7478 AutoPat *ap, **prev_ap;
|
|
|
7479 AutoCmd *ac, **prev_ac;
|
|
661
|
7480 event_T event;
|
|
7
|
7481
|
|
|
7482 if (autocmd_busy || !au_need_clean)
|
|
|
7483 return;
|
|
|
7484
|
|
|
7485 /* loop over all events */
|
|
661
|
7486 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7487 event = (event_T)((int)event + 1))
|
|
7
|
7488 {
|
|
|
7489 /* loop over all autocommand patterns */
|
|
|
7490 prev_ap = &(first_autopat[(int)event]);
|
|
|
7491 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7492 {
|
|
|
7493 /* loop over all commands for this pattern */
|
|
|
7494 prev_ac = &(ap->cmds);
|
|
|
7495 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7496 {
|
|
|
7497 /* remove the command if the pattern is to be deleted or when
|
|
|
7498 * the command has been marked for deletion */
|
|
|
7499 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7500 {
|
|
|
7501 *prev_ac = ac->next;
|
|
|
7502 vim_free(ac->cmd);
|
|
|
7503 vim_free(ac);
|
|
|
7504 }
|
|
|
7505 else
|
|
|
7506 prev_ac = &(ac->next);
|
|
|
7507 }
|
|
|
7508
|
|
|
7509 /* remove the pattern if it has been marked for deletion */
|
|
|
7510 if (ap->pat == NULL)
|
|
|
7511 {
|
|
|
7512 *prev_ap = ap->next;
|
|
153
|
7513 vim_free(ap->reg_prog);
|
|
7
|
7514 vim_free(ap);
|
|
|
7515 }
|
|
|
7516 else
|
|
|
7517 prev_ap = &(ap->next);
|
|
|
7518 }
|
|
|
7519 }
|
|
|
7520
|
|
|
7521 au_need_clean = FALSE;
|
|
|
7522 }
|
|
|
7523
|
|
|
7524 /*
|
|
40
|
7525 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7526 * autocmds.
|
|
|
7527 */
|
|
|
7528 void
|
|
|
7529 aubuflocal_remove(buf)
|
|
|
7530 buf_T *buf;
|
|
|
7531 {
|
|
|
7532 AutoPat *ap;
|
|
661
|
7533 event_T event;
|
|
40
|
7534 AutoPatCmd *apc;
|
|
|
7535
|
|
|
7536 /* invalidate currently executing autocommands */
|
|
|
7537 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7538 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7539 apc->arg_bufnr = 0;
|
|
|
7540
|
|
|
7541 /* invalidate buflocals looping through events */
|
|
661
|
7542 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7543 event = (event_T)((int)event + 1))
|
|
40
|
7544 /* loop over all autocommand patterns */
|
|
|
7545 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7546 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7547 {
|
|
|
7548 au_remove_pat(ap);
|
|
|
7549 if (p_verbose >= 6)
|
|
292
|
7550 {
|
|
|
7551 verbose_enter();
|
|
40
|
7552 smsg((char_u *)
|
|
|
7553 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7554 event_nr2name(event), buf->b_fnum);
|
|
292
|
7555 verbose_leave();
|
|
|
7556 }
|
|
40
|
7557 }
|
|
|
7558 au_cleanup();
|
|
|
7559 }
|
|
|
7560
|
|
|
7561 /*
|
|
7
|
7562 * Add an autocmd group name.
|
|
|
7563 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7564 */
|
|
|
7565 static int
|
|
|
7566 au_new_group(name)
|
|
|
7567 char_u *name;
|
|
|
7568 {
|
|
|
7569 int i;
|
|
|
7570
|
|
|
7571 i = au_find_group(name);
|
|
|
7572 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7573 {
|
|
|
7574 /* First try using a free entry. */
|
|
|
7575 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7576 if (AUGROUP_NAME(i) == NULL)
|
|
|
7577 break;
|
|
|
7578 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7579 return AUGROUP_ERROR;
|
|
|
7580
|
|
|
7581 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7582 if (AUGROUP_NAME(i) == NULL)
|
|
|
7583 return AUGROUP_ERROR;
|
|
|
7584 if (i == augroups.ga_len)
|
|
|
7585 ++augroups.ga_len;
|
|
|
7586 }
|
|
|
7587
|
|
|
7588 return i;
|
|
|
7589 }
|
|
|
7590
|
|
|
7591 static void
|
|
|
7592 au_del_group(name)
|
|
|
7593 char_u *name;
|
|
|
7594 {
|
|
|
7595 int i;
|
|
|
7596
|
|
|
7597 i = au_find_group(name);
|
|
|
7598 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7599 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7600 else
|
|
|
7601 {
|
|
|
7602 vim_free(AUGROUP_NAME(i));
|
|
|
7603 AUGROUP_NAME(i) = NULL;
|
|
|
7604 }
|
|
|
7605 }
|
|
|
7606
|
|
|
7607 /*
|
|
|
7608 * Find the ID of an autocmd group name.
|
|
|
7609 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7610 */
|
|
|
7611 static int
|
|
|
7612 au_find_group(name)
|
|
|
7613 char_u *name;
|
|
|
7614 {
|
|
|
7615 int i;
|
|
|
7616
|
|
|
7617 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7618 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7619 return i;
|
|
|
7620 return AUGROUP_ERROR;
|
|
|
7621 }
|
|
|
7622
|
|
461
|
7623 /*
|
|
|
7624 * Return TRUE if augroup "name" exists.
|
|
|
7625 */
|
|
|
7626 int
|
|
|
7627 au_has_group(name)
|
|
|
7628 char_u *name;
|
|
|
7629 {
|
|
|
7630 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7631 }
|
|
|
7632
|
|
7
|
7633 /*
|
|
|
7634 * ":augroup {name}".
|
|
|
7635 */
|
|
|
7636 void
|
|
|
7637 do_augroup(arg, del_group)
|
|
|
7638 char_u *arg;
|
|
|
7639 int del_group;
|
|
|
7640 {
|
|
|
7641 int i;
|
|
|
7642
|
|
|
7643 if (del_group)
|
|
|
7644 {
|
|
|
7645 if (*arg == NUL)
|
|
|
7646 EMSG(_(e_argreq));
|
|
|
7647 else
|
|
|
7648 au_del_group(arg);
|
|
|
7649 }
|
|
|
7650 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7651 current_augroup = AUGROUP_DEFAULT;
|
|
|
7652 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7653 {
|
|
|
7654 i = au_new_group(arg);
|
|
|
7655 if (i != AUGROUP_ERROR)
|
|
|
7656 current_augroup = i;
|
|
|
7657 }
|
|
|
7658 else /* ":aug": list the group names */
|
|
|
7659 {
|
|
|
7660 msg_start();
|
|
|
7661 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7662 {
|
|
|
7663 if (AUGROUP_NAME(i) != NULL)
|
|
|
7664 {
|
|
|
7665 msg_puts(AUGROUP_NAME(i));
|
|
|
7666 msg_puts((char_u *)" ");
|
|
|
7667 }
|
|
|
7668 }
|
|
|
7669 msg_clr_eos();
|
|
|
7670 msg_end();
|
|
|
7671 }
|
|
|
7672 }
|
|
|
7673
|
|
355
|
7674 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7675 void
|
|
|
7676 free_all_autocmds()
|
|
|
7677 {
|
|
|
7678 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7679 ++current_augroup)
|
|
|
7680 do_autocmd((char_u *)"", TRUE);
|
|
|
7681 ga_clear_strings(&augroups);
|
|
|
7682 }
|
|
|
7683 #endif
|
|
|
7684
|
|
7
|
7685 /*
|
|
|
7686 * Return the event number for event name "start".
|
|
|
7687 * Return NUM_EVENTS if the event name was not found.
|
|
|
7688 * Return a pointer to the next event name in "end".
|
|
|
7689 */
|
|
661
|
7690 static event_T
|
|
7
|
7691 event_name2nr(start, end)
|
|
|
7692 char_u *start;
|
|
|
7693 char_u **end;
|
|
|
7694 {
|
|
|
7695 char_u *p;
|
|
|
7696 int i;
|
|
|
7697 int len;
|
|
|
7698
|
|
|
7699 /* the event name ends with end of line, a blank or a comma */
|
|
|
7700 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7701 ;
|
|
|
7702 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7703 {
|
|
|
7704 len = (int)STRLEN(event_names[i].name);
|
|
|
7705 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7706 break;
|
|
|
7707 }
|
|
|
7708 if (*p == ',')
|
|
|
7709 ++p;
|
|
|
7710 *end = p;
|
|
|
7711 if (event_names[i].name == NULL)
|
|
|
7712 return NUM_EVENTS;
|
|
|
7713 return event_names[i].event;
|
|
|
7714 }
|
|
|
7715
|
|
|
7716 /*
|
|
|
7717 * Return the name for event "event".
|
|
|
7718 */
|
|
|
7719 static char_u *
|
|
|
7720 event_nr2name(event)
|
|
661
|
7721 event_T event;
|
|
7
|
7722 {
|
|
|
7723 int i;
|
|
|
7724
|
|
|
7725 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7726 if (event_names[i].event == event)
|
|
|
7727 return (char_u *)event_names[i].name;
|
|
|
7728 return (char_u *)"Unknown";
|
|
|
7729 }
|
|
|
7730
|
|
|
7731 /*
|
|
|
7732 * Scan over the events. "*" stands for all events.
|
|
|
7733 */
|
|
|
7734 static char_u *
|
|
|
7735 find_end_event(arg, have_group)
|
|
|
7736 char_u *arg;
|
|
|
7737 int have_group; /* TRUE when group name was found */
|
|
|
7738 {
|
|
|
7739 char_u *pat;
|
|
|
7740 char_u *p;
|
|
|
7741
|
|
|
7742 if (*arg == '*')
|
|
|
7743 {
|
|
|
7744 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7745 {
|
|
|
7746 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7747 return NULL;
|
|
|
7748 }
|
|
|
7749 pat = arg + 1;
|
|
|
7750 }
|
|
|
7751 else
|
|
|
7752 {
|
|
|
7753 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7754 {
|
|
|
7755 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7756 {
|
|
|
7757 if (have_group)
|
|
|
7758 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7759 else
|
|
|
7760 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7761 return NULL;
|
|
|
7762 }
|
|
|
7763 }
|
|
|
7764 }
|
|
|
7765 return pat;
|
|
|
7766 }
|
|
|
7767
|
|
|
7768 /*
|
|
|
7769 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7770 */
|
|
|
7771 static int
|
|
|
7772 event_ignored(event)
|
|
661
|
7773 event_T event;
|
|
7
|
7774 {
|
|
|
7775 char_u *p = p_ei;
|
|
|
7776
|
|
844
|
7777 while (*p != NUL)
|
|
|
7778 {
|
|
|
7779 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7780 return TRUE;
|
|
7
|
7781 if (event_name2nr(p, &p) == event)
|
|
|
7782 return TRUE;
|
|
844
|
7783 }
|
|
7
|
7784
|
|
|
7785 return FALSE;
|
|
|
7786 }
|
|
|
7787
|
|
|
7788 /*
|
|
|
7789 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7790 */
|
|
|
7791 int
|
|
|
7792 check_ei()
|
|
|
7793 {
|
|
|
7794 char_u *p = p_ei;
|
|
|
7795
|
|
|
7796 while (*p)
|
|
844
|
7797 {
|
|
|
7798 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7799 {
|
|
|
7800 p += 3;
|
|
|
7801 if (*p == ',')
|
|
|
7802 ++p;
|
|
|
7803 }
|
|
|
7804 else if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
7
|
7805 return FAIL;
|
|
844
|
7806 }
|
|
7
|
7807
|
|
|
7808 return OK;
|
|
|
7809 }
|
|
|
7810
|
|
123
|
7811 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7812
|
|
|
7813 /*
|
|
|
7814 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7815 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7816 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7817 */
|
|
|
7818 char_u *
|
|
|
7819 au_event_disable(what)
|
|
|
7820 char *what;
|
|
|
7821 {
|
|
|
7822 char_u *new_ei;
|
|
|
7823 char_u *save_ei;
|
|
|
7824
|
|
|
7825 save_ei = vim_strsave(p_ei);
|
|
|
7826 if (save_ei != NULL)
|
|
|
7827 {
|
|
557
|
7828 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7829 if (new_ei != NULL)
|
|
|
7830 {
|
|
|
7831 STRCAT(new_ei, what);
|
|
694
|
7832 set_string_option_direct((char_u *)"ei", -1, new_ei,
|
|
|
7833 OPT_FREE, SID_NONE);
|
|
123
|
7834 vim_free(new_ei);
|
|
|
7835 }
|
|
|
7836 }
|
|
|
7837 return save_ei;
|
|
|
7838 }
|
|
|
7839
|
|
|
7840 void
|
|
|
7841 au_event_restore(old_ei)
|
|
|
7842 char_u *old_ei;
|
|
|
7843 {
|
|
|
7844 if (old_ei != NULL)
|
|
|
7845 {
|
|
694
|
7846 set_string_option_direct((char_u *)"ei", -1, old_ei,
|
|
|
7847 OPT_FREE, SID_NONE);
|
|
123
|
7848 vim_free(old_ei);
|
|
|
7849 }
|
|
|
7850 }
|
|
|
7851 # endif /* FEAT_SYN_HL */
|
|
|
7852
|
|
7
|
7853 /*
|
|
|
7854 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7855 * following ways:
|
|
|
7856 *
|
|
|
7857 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7858 * will be automatically executed for <event>
|
|
|
7859 * when editing a file matching <pat>, in
|
|
|
7860 * the current group.
|
|
|
7861 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7862 * <event> and <pat>.
|
|
|
7863 * :autocmd <event> Show the auto-commands associated with
|
|
|
7864 * <event>.
|
|
|
7865 * :autocmd Show all auto-commands.
|
|
|
7866 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7867 * <event> and <pat>, and add the command
|
|
|
7868 * <cmd>, for the current group.
|
|
|
7869 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7870 * <event> and <pat> for the current group.
|
|
|
7871 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7872 * <event> for the current group.
|
|
|
7873 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7874 * group.
|
|
|
7875 *
|
|
|
7876 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7877 * some examples:
|
|
|
7878 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7879 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7880 *
|
|
|
7881 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7882 *
|
|
|
7883 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7884 */
|
|
|
7885 void
|
|
|
7886 do_autocmd(arg, forceit)
|
|
|
7887 char_u *arg;
|
|
|
7888 int forceit;
|
|
|
7889 {
|
|
|
7890 char_u *pat;
|
|
|
7891 char_u *envpat = NULL;
|
|
|
7892 char_u *cmd;
|
|
661
|
7893 event_T event;
|
|
7
|
7894 int need_free = FALSE;
|
|
|
7895 int nested = FALSE;
|
|
|
7896 int group;
|
|
|
7897
|
|
|
7898 /*
|
|
|
7899 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7900 */
|
|
|
7901 group = au_get_grouparg(&arg);
|
|
|
7902 if (arg == NULL) /* out of memory */
|
|
|
7903 return;
|
|
|
7904
|
|
|
7905 /*
|
|
|
7906 * Scan over the events.
|
|
|
7907 * If we find an illegal name, return here, don't do anything.
|
|
|
7908 */
|
|
|
7909 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7910 if (pat == NULL)
|
|
|
7911 return;
|
|
|
7912
|
|
|
7913 /*
|
|
|
7914 * Scan over the pattern. Put a NUL at the end.
|
|
|
7915 */
|
|
|
7916 pat = skipwhite(pat);
|
|
|
7917 cmd = pat;
|
|
|
7918 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7919 cmd++;
|
|
|
7920 if (*cmd)
|
|
|
7921 *cmd++ = NUL;
|
|
|
7922
|
|
|
7923 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7924 * forward slashes here. */
|
|
|
7925 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7926 {
|
|
|
7927 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7928 int p_ssl_save = p_ssl;
|
|
|
7929
|
|
|
7930 p_ssl = TRUE;
|
|
|
7931 #endif
|
|
|
7932 envpat = expand_env_save(pat);
|
|
|
7933 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7934 p_ssl = p_ssl_save;
|
|
|
7935 #endif
|
|
|
7936 if (envpat != NULL)
|
|
|
7937 pat = envpat;
|
|
|
7938 }
|
|
|
7939
|
|
|
7940 /*
|
|
|
7941 * Check for "nested" flag.
|
|
|
7942 */
|
|
|
7943 cmd = skipwhite(cmd);
|
|
|
7944 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7945 {
|
|
|
7946 nested = TRUE;
|
|
|
7947 cmd = skipwhite(cmd + 6);
|
|
|
7948 }
|
|
|
7949
|
|
|
7950 /*
|
|
|
7951 * Find the start of the commands.
|
|
|
7952 * Expand <sfile> in it.
|
|
|
7953 */
|
|
|
7954 if (*cmd != NUL)
|
|
|
7955 {
|
|
|
7956 cmd = expand_sfile(cmd);
|
|
|
7957 if (cmd == NULL) /* some error */
|
|
|
7958 return;
|
|
|
7959 need_free = TRUE;
|
|
|
7960 }
|
|
|
7961
|
|
|
7962 /*
|
|
|
7963 * Print header when showing autocommands.
|
|
|
7964 */
|
|
|
7965 if (!forceit && *cmd == NUL)
|
|
|
7966 {
|
|
|
7967 /* Highlight title */
|
|
|
7968 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7969 }
|
|
|
7970
|
|
|
7971 /*
|
|
|
7972 * Loop over the events.
|
|
|
7973 */
|
|
661
|
7974 last_event = (event_T)-1; /* for listing the event name */
|
|
7
|
7975 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7976 if (*arg == '*' || *arg == NUL)
|
|
|
7977 {
|
|
661
|
7978 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7979 event = (event_T)((int)event + 1))
|
|
7
|
7980 if (do_autocmd_event(event, pat,
|
|
|
7981 nested, cmd, forceit, group) == FAIL)
|
|
|
7982 break;
|
|
|
7983 }
|
|
|
7984 else
|
|
|
7985 {
|
|
|
7986 while (*arg && !vim_iswhite(*arg))
|
|
|
7987 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7988 nested, cmd, forceit, group) == FAIL)
|
|
|
7989 break;
|
|
|
7990 }
|
|
|
7991
|
|
|
7992 if (need_free)
|
|
|
7993 vim_free(cmd);
|
|
|
7994 vim_free(envpat);
|
|
|
7995 }
|
|
|
7996
|
|
|
7997 /*
|
|
|
7998 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
7999 * The "argp" argument is advanced to the following argument.
|
|
|
8000 *
|
|
|
8001 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
8002 */
|
|
|
8003 static int
|
|
|
8004 au_get_grouparg(argp)
|
|
|
8005 char_u **argp;
|
|
|
8006 {
|
|
|
8007 char_u *group_name;
|
|
|
8008 char_u *p;
|
|
|
8009 char_u *arg = *argp;
|
|
|
8010 int group = AUGROUP_ALL;
|
|
|
8011
|
|
|
8012 p = skiptowhite(arg);
|
|
|
8013 if (p > arg)
|
|
|
8014 {
|
|
|
8015 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
8016 if (group_name == NULL) /* out of memory */
|
|
|
8017 return AUGROUP_ERROR;
|
|
|
8018 group = au_find_group(group_name);
|
|
|
8019 if (group == AUGROUP_ERROR)
|
|
|
8020 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
8021 else
|
|
|
8022 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
8023 vim_free(group_name);
|
|
|
8024 }
|
|
|
8025 return group;
|
|
|
8026 }
|
|
|
8027
|
|
|
8028 /*
|
|
|
8029 * do_autocmd() for one event.
|
|
|
8030 * If *pat == NUL do for all patterns.
|
|
|
8031 * If *cmd == NUL show entries.
|
|
|
8032 * If forceit == TRUE delete entries.
|
|
|
8033 * If group is not AUGROUP_ALL, only use this group.
|
|
|
8034 */
|
|
|
8035 static int
|
|
|
8036 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
661
|
8037 event_T event;
|
|
7
|
8038 char_u *pat;
|
|
|
8039 int nested;
|
|
|
8040 char_u *cmd;
|
|
|
8041 int forceit;
|
|
|
8042 int group;
|
|
|
8043 {
|
|
|
8044 AutoPat *ap;
|
|
|
8045 AutoPat **prev_ap;
|
|
|
8046 AutoCmd *ac;
|
|
|
8047 AutoCmd **prev_ac;
|
|
|
8048 int brace_level;
|
|
|
8049 char_u *endpat;
|
|
|
8050 int findgroup;
|
|
|
8051 int allgroups;
|
|
|
8052 int patlen;
|
|
856
|
8053 int is_buflocal;
|
|
40
|
8054 int buflocal_nr;
|
|
|
8055 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
8056
|
|
|
8057 if (group == AUGROUP_ALL)
|
|
|
8058 findgroup = current_augroup;
|
|
|
8059 else
|
|
|
8060 findgroup = group;
|
|
|
8061 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
8062
|
|
|
8063 /*
|
|
|
8064 * Show or delete all patterns for an event.
|
|
|
8065 */
|
|
|
8066 if (*pat == NUL)
|
|
|
8067 {
|
|
|
8068 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8069 {
|
|
|
8070 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
8071 {
|
|
|
8072 if (ap->group == findgroup)
|
|
|
8073 au_remove_pat(ap);
|
|
|
8074 }
|
|
|
8075 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
8076 show_autocmd(ap, event);
|
|
|
8077 }
|
|
|
8078 }
|
|
|
8079
|
|
|
8080 /*
|
|
|
8081 * Loop through all the specified patterns.
|
|
|
8082 */
|
|
|
8083 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
8084 {
|
|
|
8085 /*
|
|
|
8086 * Find end of the pattern.
|
|
|
8087 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
8088 */
|
|
|
8089 brace_level = 0;
|
|
|
8090 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
8091 || endpat[-1] == '\\'); ++endpat)
|
|
|
8092 {
|
|
|
8093 if (*endpat == '{')
|
|
|
8094 brace_level++;
|
|
|
8095 else if (*endpat == '}')
|
|
|
8096 brace_level--;
|
|
|
8097 }
|
|
|
8098 if (pat == endpat) /* ignore single comma */
|
|
|
8099 continue;
|
|
|
8100 patlen = (int)(endpat - pat);
|
|
|
8101
|
|
|
8102 /*
|
|
40
|
8103 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
8104 */
|
|
|
8105 is_buflocal = FALSE;
|
|
|
8106 buflocal_nr = 0;
|
|
|
8107
|
|
|
8108 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
8109 && pat[patlen - 1] == '>')
|
|
|
8110 {
|
|
|
8111 /* Error will be printed only for addition. printing and removing
|
|
|
8112 * will proceed silently. */
|
|
|
8113 is_buflocal = TRUE;
|
|
|
8114 if (patlen == 8)
|
|
|
8115 buflocal_nr = curbuf->b_fnum;
|
|
|
8116 else if (patlen > 9 && pat[7] == '=')
|
|
|
8117 {
|
|
|
8118 /* <buffer=abuf> */
|
|
|
8119 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
8120 buflocal_nr = autocmd_bufnr;
|
|
|
8121 /* <buffer=123> */
|
|
|
8122 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
8123 buflocal_nr = atoi((char *)pat + 8);
|
|
|
8124 }
|
|
|
8125 }
|
|
|
8126
|
|
|
8127 if (is_buflocal)
|
|
|
8128 {
|
|
|
8129 /* normalize pat into standard "<buffer>#N" form */
|
|
|
8130 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
8131 pat = buflocal_pat; /* can modify pat and patlen */
|
|
835
|
8132 patlen = (int)STRLEN(buflocal_pat); /* but not endpat */
|
|
40
|
8133 }
|
|
|
8134
|
|
|
8135 /*
|
|
7
|
8136 * Find AutoPat entries with this pattern.
|
|
|
8137 */
|
|
|
8138 prev_ap = &first_autopat[(int)event];
|
|
|
8139 while ((ap = *prev_ap) != NULL)
|
|
|
8140 {
|
|
|
8141 if (ap->pat != NULL)
|
|
|
8142 {
|
|
|
8143 /* Accept a pattern when:
|
|
|
8144 * - a group was specified and it's that group, or a group was
|
|
|
8145 * not specified and it's the current group, or a group was
|
|
|
8146 * not specified and we are listing
|
|
|
8147 * - the length of the pattern matches
|
|
40
|
8148 * - the pattern matches.
|
|
|
8149 * For <buffer[=X]>, this condition works because we normalize
|
|
|
8150 * all buffer-local patterns.
|
|
7
|
8151 */
|
|
|
8152 if ((allgroups || ap->group == findgroup)
|
|
|
8153 && ap->patlen == patlen
|
|
|
8154 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
8155 {
|
|
|
8156 /*
|
|
|
8157 * Remove existing autocommands.
|
|
|
8158 * If adding any new autocmd's for this AutoPat, don't
|
|
|
8159 * delete the pattern from the autopat list, append to
|
|
|
8160 * this list.
|
|
|
8161 */
|
|
|
8162 if (forceit)
|
|
|
8163 {
|
|
|
8164 if (*cmd != NUL && ap->next == NULL)
|
|
|
8165 {
|
|
|
8166 au_remove_cmds(ap);
|
|
|
8167 break;
|
|
|
8168 }
|
|
|
8169 au_remove_pat(ap);
|
|
|
8170 }
|
|
|
8171
|
|
|
8172 /*
|
|
40
|
8173 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
8174 */
|
|
|
8175 else if (*cmd == NUL)
|
|
|
8176 show_autocmd(ap, event);
|
|
|
8177
|
|
|
8178 /*
|
|
|
8179 * Add autocmd to this autopat, if it's the last one.
|
|
|
8180 */
|
|
|
8181 else if (ap->next == NULL)
|
|
|
8182 break;
|
|
|
8183 }
|
|
|
8184 }
|
|
|
8185 prev_ap = &ap->next;
|
|
|
8186 }
|
|
|
8187
|
|
|
8188 /*
|
|
|
8189 * Add a new command.
|
|
|
8190 */
|
|
|
8191 if (*cmd != NUL)
|
|
|
8192 {
|
|
|
8193 /*
|
|
|
8194 * If the pattern we want to add a command to does appear at the
|
|
|
8195 * end of the list (or not is not in the list at all), add the
|
|
|
8196 * pattern at the end of the list.
|
|
|
8197 */
|
|
|
8198 if (ap == NULL)
|
|
|
8199 {
|
|
40
|
8200 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
8201 if (is_buflocal && (buflocal_nr == 0
|
|
|
8202 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
8203 {
|
|
|
8204 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
8205 buflocal_nr);
|
|
|
8206 return FAIL;
|
|
|
8207 }
|
|
|
8208
|
|
7
|
8209 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
8210 if (ap == NULL)
|
|
|
8211 return FAIL;
|
|
|
8212 ap->pat = vim_strnsave(pat, patlen);
|
|
|
8213 ap->patlen = patlen;
|
|
|
8214 if (ap->pat == NULL)
|
|
|
8215 {
|
|
|
8216 vim_free(ap);
|
|
|
8217 return FAIL;
|
|
|
8218 }
|
|
40
|
8219
|
|
|
8220 if (is_buflocal)
|
|
|
8221 {
|
|
|
8222 ap->buflocal_nr = buflocal_nr;
|
|
153
|
8223 ap->reg_prog = NULL;
|
|
40
|
8224 }
|
|
|
8225 else
|
|
7
|
8226 {
|
|
153
|
8227 char_u *reg_pat;
|
|
|
8228
|
|
40
|
8229 ap->buflocal_nr = 0;
|
|
153
|
8230 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
8231 &ap->allow_dirs, TRUE);
|
|
153
|
8232 if (reg_pat != NULL)
|
|
|
8233 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
8234 vim_free(reg_pat);
|
|
153
|
8235 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
8236 {
|
|
|
8237 vim_free(ap->pat);
|
|
|
8238 vim_free(ap);
|
|
|
8239 return FAIL;
|
|
|
8240 }
|
|
7
|
8241 }
|
|
|
8242 ap->cmds = NULL;
|
|
|
8243 *prev_ap = ap;
|
|
|
8244 ap->next = NULL;
|
|
|
8245 if (group == AUGROUP_ALL)
|
|
|
8246 ap->group = current_augroup;
|
|
|
8247 else
|
|
|
8248 ap->group = group;
|
|
|
8249 }
|
|
|
8250
|
|
|
8251 /*
|
|
|
8252 * Add the autocmd at the end of the AutoCmd list.
|
|
|
8253 */
|
|
|
8254 prev_ac = &(ap->cmds);
|
|
|
8255 while ((ac = *prev_ac) != NULL)
|
|
|
8256 prev_ac = &ac->next;
|
|
|
8257 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
8258 if (ac == NULL)
|
|
|
8259 return FAIL;
|
|
|
8260 ac->cmd = vim_strsave(cmd);
|
|
|
8261 #ifdef FEAT_EVAL
|
|
|
8262 ac->scriptID = current_SID;
|
|
|
8263 #endif
|
|
|
8264 if (ac->cmd == NULL)
|
|
|
8265 {
|
|
|
8266 vim_free(ac);
|
|
|
8267 return FAIL;
|
|
|
8268 }
|
|
|
8269 ac->next = NULL;
|
|
|
8270 *prev_ac = ac;
|
|
|
8271 ac->nested = nested;
|
|
|
8272 }
|
|
|
8273 }
|
|
|
8274
|
|
|
8275 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
8276 return OK;
|
|
|
8277 }
|
|
|
8278
|
|
|
8279 /*
|
|
|
8280 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
8281 * Return OK for success, FAIL for failure;
|
|
|
8282 */
|
|
|
8283 int
|
|
|
8284 do_doautocmd(arg, do_msg)
|
|
|
8285 char_u *arg;
|
|
|
8286 int do_msg; /* give message for no matching autocmds? */
|
|
|
8287 {
|
|
|
8288 char_u *fname;
|
|
|
8289 int nothing_done = TRUE;
|
|
|
8290 int group;
|
|
|
8291
|
|
|
8292 /*
|
|
|
8293 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
8294 */
|
|
|
8295 group = au_get_grouparg(&arg);
|
|
|
8296 if (arg == NULL) /* out of memory */
|
|
|
8297 return FAIL;
|
|
|
8298
|
|
|
8299 if (*arg == '*')
|
|
|
8300 {
|
|
|
8301 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
8302 return FAIL;
|
|
|
8303 }
|
|
|
8304
|
|
|
8305 /*
|
|
|
8306 * Scan over the events.
|
|
|
8307 * If we find an illegal name, return here, don't do anything.
|
|
|
8308 */
|
|
|
8309 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
8310 if (fname == NULL)
|
|
|
8311 return FAIL;
|
|
|
8312
|
|
|
8313 fname = skipwhite(fname);
|
|
|
8314
|
|
|
8315 /*
|
|
|
8316 * Loop over the events.
|
|
|
8317 */
|
|
|
8318 while (*arg && !vim_iswhite(*arg))
|
|
|
8319 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
8320 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
8321 nothing_done = FALSE;
|
|
|
8322
|
|
|
8323 if (nothing_done && do_msg)
|
|
|
8324 MSG(_("No matching autocommands"));
|
|
|
8325
|
|
|
8326 #ifdef FEAT_EVAL
|
|
|
8327 return aborting() ? FAIL : OK;
|
|
|
8328 #else
|
|
|
8329 return OK;
|
|
|
8330 #endif
|
|
|
8331 }
|
|
|
8332
|
|
|
8333 /*
|
|
|
8334 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
8335 */
|
|
|
8336 void
|
|
|
8337 ex_doautoall(eap)
|
|
|
8338 exarg_T *eap;
|
|
|
8339 {
|
|
|
8340 int retval;
|
|
|
8341 aco_save_T aco;
|
|
|
8342 buf_T *buf;
|
|
|
8343
|
|
|
8344 /*
|
|
|
8345 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
8346 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
8347 * So we change the buffer for the current window for a moment. This
|
|
|
8348 * gives problems when the autocommands make changes to the list of
|
|
|
8349 * buffers or windows...
|
|
|
8350 */
|
|
|
8351 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8352 {
|
|
1665
|
8353 if (buf->b_ml.ml_mfp != NULL)
|
|
7
|
8354 {
|
|
|
8355 /* find a window for this buffer and save some values */
|
|
|
8356 aucmd_prepbuf(&aco, buf);
|
|
|
8357
|
|
|
8358 /* execute the autocommands for this buffer */
|
|
|
8359 retval = do_doautocmd(eap->arg, FALSE);
|
|
1113
|
8360
|
|
|
8361 /* Execute the modeline settings, but don't set window-local
|
|
|
8362 * options if we are using the current window for another buffer. */
|
|
|
8363 do_modelines(aco.save_curwin == NULL ? OPT_NOWIN : 0);
|
|
7
|
8364
|
|
|
8365 /* restore the current window */
|
|
|
8366 aucmd_restbuf(&aco);
|
|
|
8367
|
|
|
8368 /* stop if there is some error or buffer was deleted */
|
|
|
8369 if (retval == FAIL || !buf_valid(buf))
|
|
|
8370 break;
|
|
|
8371 }
|
|
|
8372 }
|
|
|
8373
|
|
|
8374 check_cursor(); /* just in case lines got deleted */
|
|
|
8375 }
|
|
|
8376
|
|
|
8377 /*
|
|
|
8378 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
|
8379 * Search a window for the current buffer. Save the cursor position and
|
|
|
8380 * screen offset.
|
|
|
8381 * Set "curbuf" and "curwin" to match "buf".
|
|
934
|
8382 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8383 */
|
|
|
8384 void
|
|
|
8385 aucmd_prepbuf(aco, buf)
|
|
|
8386 aco_save_T *aco; /* structure to save values in */
|
|
|
8387 buf_T *buf; /* new curbuf */
|
|
|
8388 {
|
|
|
8389 win_T *win;
|
|
|
8390
|
|
|
8391 aco->new_curbuf = buf;
|
|
|
8392
|
|
|
8393 /* Find a window that is for the new buffer */
|
|
|
8394 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8395 win = curwin;
|
|
|
8396 else
|
|
|
8397 #ifdef FEAT_WINDOWS
|
|
|
8398 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8399 if (win->w_buffer == buf)
|
|
|
8400 break;
|
|
|
8401 #else
|
|
|
8402 win = NULL;
|
|
|
8403 #endif
|
|
|
8404
|
|
|
8405 /*
|
|
|
8406 * Prefer to use an existing window for the buffer, it has the least side
|
|
|
8407 * effects (esp. if "buf" is curbuf).
|
|
|
8408 * Otherwise, use curwin for "buf". It might make some items in the
|
|
|
8409 * window invalid. At least save the cursor and topline.
|
|
|
8410 */
|
|
|
8411 if (win != NULL)
|
|
|
8412 {
|
|
|
8413 /* there is a window for "buf", make it the curwin */
|
|
|
8414 aco->save_curwin = curwin;
|
|
|
8415 curwin = win;
|
|
|
8416 aco->save_buf = win->w_buffer;
|
|
|
8417 aco->new_curwin = win;
|
|
|
8418 }
|
|
|
8419 else
|
|
|
8420 {
|
|
|
8421 /* there is no window for "buf", use curwin */
|
|
|
8422 aco->save_curwin = NULL;
|
|
|
8423 aco->save_buf = curbuf;
|
|
|
8424 --curbuf->b_nwindows;
|
|
|
8425 curwin->w_buffer = buf;
|
|
|
8426 ++buf->b_nwindows;
|
|
|
8427
|
|
|
8428 /* save cursor and topline, set them to safe values */
|
|
|
8429 aco->save_cursor = curwin->w_cursor;
|
|
|
8430 curwin->w_cursor.lnum = 1;
|
|
|
8431 curwin->w_cursor.col = 0;
|
|
|
8432 aco->save_topline = curwin->w_topline;
|
|
|
8433 curwin->w_topline = 1;
|
|
|
8434 #ifdef FEAT_DIFF
|
|
|
8435 aco->save_topfill = curwin->w_topfill;
|
|
|
8436 curwin->w_topfill = 0;
|
|
|
8437 #endif
|
|
|
8438 }
|
|
|
8439
|
|
|
8440 curbuf = buf;
|
|
|
8441 }
|
|
|
8442
|
|
|
8443 /*
|
|
|
8444 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8445 * Restore the window as it was (if possible).
|
|
934
|
8446 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8447 */
|
|
|
8448 void
|
|
|
8449 aucmd_restbuf(aco)
|
|
|
8450 aco_save_T *aco; /* structure holding saved values */
|
|
|
8451 {
|
|
|
8452 if (aco->save_curwin != NULL)
|
|
|
8453 {
|
|
|
8454 /* restore curwin */
|
|
|
8455 #ifdef FEAT_WINDOWS
|
|
|
8456 if (win_valid(aco->save_curwin))
|
|
|
8457 #endif
|
|
|
8458 {
|
|
|
8459 /* restore the buffer which was previously edited by curwin, if
|
|
|
8460 * it's still the same window and it's valid */
|
|
|
8461 if (curwin == aco->new_curwin
|
|
|
8462 && buf_valid(aco->save_buf)
|
|
|
8463 && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8464 {
|
|
|
8465 --curbuf->b_nwindows;
|
|
|
8466 curbuf = aco->save_buf;
|
|
|
8467 curwin->w_buffer = curbuf;
|
|
|
8468 ++curbuf->b_nwindows;
|
|
|
8469 }
|
|
|
8470
|
|
|
8471 curwin = aco->save_curwin;
|
|
|
8472 curbuf = curwin->w_buffer;
|
|
|
8473 }
|
|
|
8474 }
|
|
|
8475 else
|
|
|
8476 {
|
|
|
8477 /* restore buffer for curwin if it still exists and is loaded */
|
|
|
8478 if (buf_valid(aco->save_buf) && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8479 {
|
|
|
8480 --curbuf->b_nwindows;
|
|
|
8481 curbuf = aco->save_buf;
|
|
|
8482 curwin->w_buffer = curbuf;
|
|
|
8483 ++curbuf->b_nwindows;
|
|
|
8484 curwin->w_cursor = aco->save_cursor;
|
|
|
8485 check_cursor();
|
|
|
8486 /* check topline < line_count, in case lines got deleted */
|
|
|
8487 if (aco->save_topline <= curbuf->b_ml.ml_line_count)
|
|
|
8488 {
|
|
|
8489 curwin->w_topline = aco->save_topline;
|
|
|
8490 #ifdef FEAT_DIFF
|
|
|
8491 curwin->w_topfill = aco->save_topfill;
|
|
|
8492 #endif
|
|
|
8493 }
|
|
|
8494 else
|
|
|
8495 {
|
|
|
8496 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8497 #ifdef FEAT_DIFF
|
|
|
8498 curwin->w_topfill = 0;
|
|
|
8499 #endif
|
|
|
8500 }
|
|
|
8501 }
|
|
|
8502 }
|
|
|
8503 }
|
|
|
8504
|
|
|
8505 static int autocmd_nested = FALSE;
|
|
|
8506
|
|
|
8507 /*
|
|
|
8508 * Execute autocommands for "event" and file name "fname".
|
|
|
8509 * Return TRUE if some commands were executed.
|
|
|
8510 */
|
|
|
8511 int
|
|
|
8512 apply_autocmds(event, fname, fname_io, force, buf)
|
|
661
|
8513 event_T event;
|
|
7
|
8514 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8515 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8516 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8517 buf_T *buf; /* buffer for <abuf> */
|
|
|
8518 {
|
|
|
8519 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8520 AUGROUP_ALL, buf, NULL);
|
|
|
8521 }
|
|
|
8522
|
|
|
8523 /*
|
|
|
8524 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8525 * setting v:filearg.
|
|
|
8526 */
|
|
|
8527 static int
|
|
|
8528 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
661
|
8529 event_T event;
|
|
7
|
8530 char_u *fname;
|
|
|
8531 char_u *fname_io;
|
|
|
8532 int force;
|
|
|
8533 buf_T *buf;
|
|
|
8534 exarg_T *eap;
|
|
|
8535 {
|
|
|
8536 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8537 AUGROUP_ALL, buf, eap);
|
|
|
8538 }
|
|
|
8539
|
|
|
8540 /*
|
|
|
8541 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8542 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8543 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8544 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8545 */
|
|
|
8546 int
|
|
|
8547 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
661
|
8548 event_T event;
|
|
7
|
8549 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8550 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8551 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8552 buf_T *buf; /* buffer for <abuf> */
|
|
|
8553 int *retval; /* pointer to caller's retval */
|
|
|
8554 {
|
|
|
8555 int did_cmd;
|
|
|
8556
|
|
532
|
8557 #ifdef FEAT_EVAL
|
|
7
|
8558 if (should_abort(*retval))
|
|
|
8559 return FALSE;
|
|
532
|
8560 #endif
|
|
7
|
8561
|
|
|
8562 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8563 AUGROUP_ALL, buf, NULL);
|
|
532
|
8564 if (did_cmd
|
|
|
8565 #ifdef FEAT_EVAL
|
|
|
8566 && aborting()
|
|
|
8567 #endif
|
|
|
8568 )
|
|
7
|
8569 *retval = FAIL;
|
|
|
8570 return did_cmd;
|
|
|
8571 }
|
|
|
8572
|
|
609
|
8573 /*
|
|
|
8574 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8575 */
|
|
7
|
8576 int
|
|
|
8577 has_cursorhold()
|
|
|
8578 {
|
|
661
|
8579 return (first_autopat[(int)(get_real_state() == NORMAL_BUSY
|
|
|
8580 ? EVENT_CURSORHOLD : EVENT_CURSORHOLDI)] != NULL);
|
|
7
|
8581 }
|
|
609
|
8582
|
|
|
8583 /*
|
|
|
8584 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8585 */
|
|
|
8586 int
|
|
|
8587 trigger_cursorhold()
|
|
|
8588 {
|
|
661
|
8589 int state;
|
|
|
8590
|
|
978
|
8591 if (!did_cursorhold && has_cursorhold() && !Recording
|
|
|
8592 #ifdef FEAT_INS_EXPAND
|
|
|
8593 && !ins_compl_active()
|
|
|
8594 #endif
|
|
|
8595 )
|
|
661
|
8596 {
|
|
|
8597 state = get_real_state();
|
|
|
8598 if (state == NORMAL_BUSY || (state & INSERT) != 0)
|
|
|
8599 return TRUE;
|
|
|
8600 }
|
|
|
8601 return FALSE;
|
|
609
|
8602 }
|
|
661
|
8603
|
|
|
8604 /*
|
|
|
8605 * Return TRUE when there is a CursorMoved autocommand defined.
|
|
|
8606 */
|
|
|
8607 int
|
|
|
8608 has_cursormoved()
|
|
|
8609 {
|
|
|
8610 return (first_autopat[(int)EVENT_CURSORMOVED] != NULL);
|
|
|
8611 }
|
|
|
8612
|
|
|
8613 /*
|
|
|
8614 * Return TRUE when there is a CursorMovedI autocommand defined.
|
|
|
8615 */
|
|
|
8616 int
|
|
|
8617 has_cursormovedI()
|
|
|
8618 {
|
|
|
8619 return (first_autopat[(int)EVENT_CURSORMOVEDI] != NULL);
|
|
|
8620 }
|
|
7
|
8621
|
|
|
8622 static int
|
|
|
8623 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
661
|
8624 event_T event;
|
|
7
|
8625 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8626 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8627 use fname */
|
|
|
8628 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8629 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8630 buf_T *buf; /* buffer for <abuf> */
|
|
|
8631 exarg_T *eap; /* command arguments */
|
|
|
8632 {
|
|
|
8633 char_u *sfname = NULL; /* short file name */
|
|
|
8634 char_u *tail;
|
|
|
8635 int save_changed;
|
|
|
8636 buf_T *old_curbuf;
|
|
|
8637 int retval = FALSE;
|
|
|
8638 char_u *save_sourcing_name;
|
|
|
8639 linenr_T save_sourcing_lnum;
|
|
|
8640 char_u *save_autocmd_fname;
|
|
1723
|
8641 int save_autocmd_fname_full;
|
|
7
|
8642 int save_autocmd_bufnr;
|
|
|
8643 char_u *save_autocmd_match;
|
|
|
8644 int save_autocmd_busy;
|
|
|
8645 int save_autocmd_nested;
|
|
|
8646 static int nesting = 0;
|
|
|
8647 AutoPatCmd patcmd;
|
|
|
8648 AutoPat *ap;
|
|
|
8649 #ifdef FEAT_EVAL
|
|
|
8650 scid_T save_current_SID;
|
|
|
8651 void *save_funccalp;
|
|
|
8652 char_u *save_cmdarg;
|
|
|
8653 long save_cmdbang;
|
|
|
8654 #endif
|
|
|
8655 static int filechangeshell_busy = FALSE;
|
|
170
|
8656 #ifdef FEAT_PROFILE
|
|
|
8657 proftime_T wait_time;
|
|
|
8658 #endif
|
|
7
|
8659
|
|
|
8660 /*
|
|
|
8661 * Quickly return if there are no autocommands for this event or
|
|
|
8662 * autocommands are blocked.
|
|
|
8663 */
|
|
1410
|
8664 if (first_autopat[(int)event] == NULL || autocmd_blocked > 0)
|
|
40
|
8665 goto BYPASS_AU;
|
|
7
|
8666
|
|
|
8667 /*
|
|
|
8668 * When autocommands are busy, new autocommands are only executed when
|
|
|
8669 * explicitly enabled with the "nested" flag.
|
|
|
8670 */
|
|
|
8671 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8672 goto BYPASS_AU;
|
|
7
|
8673
|
|
|
8674 #ifdef FEAT_EVAL
|
|
|
8675 /*
|
|
1201
|
8676 * Quickly return when immediately aborting on error, or when an interrupt
|
|
7
|
8677 * occurred or an exception was thrown but not caught.
|
|
|
8678 */
|
|
|
8679 if (aborting())
|
|
40
|
8680 goto BYPASS_AU;
|
|
7
|
8681 #endif
|
|
|
8682
|
|
|
8683 /*
|
|
|
8684 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8685 */
|
|
765
|
8686 if (filechangeshell_busy && (event == EVENT_FILECHANGEDSHELL
|
|
|
8687 || event == EVENT_FILECHANGEDSHELLPOST))
|
|
40
|
8688 goto BYPASS_AU;
|
|
7
|
8689
|
|
|
8690 /*
|
|
|
8691 * Ignore events in 'eventignore'.
|
|
|
8692 */
|
|
|
8693 if (event_ignored(event))
|
|
40
|
8694 goto BYPASS_AU;
|
|
7
|
8695
|
|
|
8696 /*
|
|
|
8697 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8698 * possible to create an endless loop.
|
|
|
8699 */
|
|
|
8700 if (nesting == 10)
|
|
|
8701 {
|
|
|
8702 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8703 goto BYPASS_AU;
|
|
7
|
8704 }
|
|
|
8705
|
|
|
8706 /*
|
|
|
8707 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8708 * ":ball".
|
|
|
8709 */
|
|
|
8710 if ( (autocmd_no_enter
|
|
|
8711 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8712 || (autocmd_no_leave
|
|
|
8713 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8714 goto BYPASS_AU;
|
|
7
|
8715
|
|
|
8716 /*
|
|
|
8717 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8718 */
|
|
|
8719 save_autocmd_fname = autocmd_fname;
|
|
1723
|
8720 save_autocmd_fname_full = autocmd_fname_full;
|
|
7
|
8721 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8722 save_autocmd_match = autocmd_match;
|
|
|
8723 save_autocmd_busy = autocmd_busy;
|
|
|
8724 save_autocmd_nested = autocmd_nested;
|
|
|
8725 save_changed = curbuf->b_changed;
|
|
|
8726 old_curbuf = curbuf;
|
|
|
8727
|
|
|
8728 /*
|
|
|
8729 * Set the file name to be used for <afile>.
|
|
1471
|
8730 * Make a copy to avoid that changing a buffer name or directory makes it
|
|
|
8731 * invalid.
|
|
7
|
8732 */
|
|
|
8733 if (fname_io == NULL)
|
|
|
8734 {
|
|
|
8735 if (fname != NULL && *fname != NUL)
|
|
|
8736 autocmd_fname = fname;
|
|
|
8737 else if (buf != NULL)
|
|
1723
|
8738 autocmd_fname = buf->b_ffname;
|
|
7
|
8739 else
|
|
|
8740 autocmd_fname = NULL;
|
|
|
8741 }
|
|
|
8742 else
|
|
|
8743 autocmd_fname = fname_io;
|
|
1471
|
8744 if (autocmd_fname != NULL)
|
|
1723
|
8745 autocmd_fname = vim_strsave(autocmd_fname);
|
|
|
8746 autocmd_fname_full = FALSE; /* call FullName_save() later */
|
|
7
|
8747
|
|
|
8748 /*
|
|
|
8749 * Set the buffer number to be used for <abuf>.
|
|
|
8750 */
|
|
|
8751 if (buf == NULL)
|
|
|
8752 autocmd_bufnr = 0;
|
|
|
8753 else
|
|
|
8754 autocmd_bufnr = buf->b_fnum;
|
|
|
8755
|
|
|
8756 /*
|
|
|
8757 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8758 * Always use the full path of the file name to match with, in case
|
|
|
8759 * "allow_dirs" is set.
|
|
|
8760 */
|
|
|
8761 if (fname == NULL || *fname == NUL)
|
|
|
8762 {
|
|
|
8763 if (buf == NULL)
|
|
|
8764 fname = NULL;
|
|
|
8765 else
|
|
|
8766 {
|
|
|
8767 #ifdef FEAT_SYN_HL
|
|
|
8768 if (event == EVENT_SYNTAX)
|
|
|
8769 fname = buf->b_p_syn;
|
|
|
8770 else
|
|
|
8771 #endif
|
|
|
8772 if (event == EVENT_FILETYPE)
|
|
|
8773 fname = buf->b_p_ft;
|
|
|
8774 else
|
|
|
8775 {
|
|
|
8776 if (buf->b_sfname != NULL)
|
|
|
8777 sfname = vim_strsave(buf->b_sfname);
|
|
|
8778 fname = buf->b_ffname;
|
|
|
8779 }
|
|
|
8780 }
|
|
|
8781 if (fname == NULL)
|
|
|
8782 fname = (char_u *)"";
|
|
|
8783 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8784 }
|
|
|
8785 else
|
|
|
8786 {
|
|
|
8787 sfname = vim_strsave(fname);
|
|
1867
|
8788 /* Don't try expanding FileType, Syntax, FuncUndefined, WindowID or
|
|
|
8789 * QuickFixCmd* */
|
|
161
|
8790 if (event == EVENT_FILETYPE
|
|
|
8791 || event == EVENT_SYNTAX
|
|
1867
|
8792 || event == EVENT_FUNCUNDEFINED
|
|
161
|
8793 || event == EVENT_REMOTEREPLY
|
|
649
|
8794 || event == EVENT_SPELLFILEMISSING
|
|
161
|
8795 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8796 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8797 fname = vim_strsave(fname);
|
|
|
8798 else
|
|
|
8799 fname = FullName_save(fname, FALSE);
|
|
|
8800 }
|
|
|
8801 if (fname == NULL) /* out of memory */
|
|
|
8802 {
|
|
|
8803 vim_free(sfname);
|
|
40
|
8804 retval = FALSE;
|
|
|
8805 goto BYPASS_AU;
|
|
7
|
8806 }
|
|
|
8807
|
|
|
8808 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8809 /*
|
|
|
8810 * Replace all backslashes with forward slashes. This makes the
|
|
|
8811 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8812 */
|
|
|
8813 if (sfname != NULL)
|
|
|
8814 forward_slash(sfname);
|
|
|
8815 forward_slash(fname);
|
|
|
8816 #endif
|
|
|
8817
|
|
|
8818 #ifdef VMS
|
|
|
8819 /* remove version for correct match */
|
|
|
8820 if (sfname != NULL)
|
|
|
8821 vms_remove_version(sfname);
|
|
|
8822 vms_remove_version(fname);
|
|
|
8823 #endif
|
|
|
8824
|
|
|
8825 /*
|
|
|
8826 * Set the name to be used for <amatch>.
|
|
|
8827 */
|
|
|
8828 autocmd_match = fname;
|
|
|
8829
|
|
|
8830
|
|
|
8831 /* Don't redraw while doing auto commands. */
|
|
|
8832 ++RedrawingDisabled;
|
|
|
8833 save_sourcing_name = sourcing_name;
|
|
|
8834 sourcing_name = NULL; /* don't free this one */
|
|
|
8835 save_sourcing_lnum = sourcing_lnum;
|
|
|
8836 sourcing_lnum = 0; /* no line number here */
|
|
|
8837
|
|
|
8838 #ifdef FEAT_EVAL
|
|
|
8839 save_current_SID = current_SID;
|
|
|
8840
|
|
170
|
8841 # ifdef FEAT_PROFILE
|
|
788
|
8842 if (do_profiling == PROF_YES)
|
|
170
|
8843 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8844 # endif
|
|
|
8845
|
|
7
|
8846 /* Don't use local function variables, if called from a function */
|
|
|
8847 save_funccalp = save_funccal();
|
|
|
8848 #endif
|
|
|
8849
|
|
|
8850 /*
|
|
|
8851 * When starting to execute autocommands, save the search patterns.
|
|
|
8852 */
|
|
|
8853 if (!autocmd_busy)
|
|
|
8854 {
|
|
|
8855 save_search_patterns();
|
|
|
8856 saveRedobuff();
|
|
|
8857 did_filetype = keep_filetype;
|
|
|
8858 }
|
|
|
8859
|
|
|
8860 /*
|
|
|
8861 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8862 */
|
|
|
8863 autocmd_busy = TRUE;
|
|
|
8864 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8865 ++nesting; /* see matching decrement below */
|
|
|
8866
|
|
|
8867 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8868 if (event == EVENT_FILETYPE)
|
|
|
8869 did_filetype = TRUE;
|
|
|
8870
|
|
|
8871 tail = gettail(fname);
|
|
|
8872
|
|
|
8873 /* Find first autocommand that matches */
|
|
|
8874 patcmd.curpat = first_autopat[(int)event];
|
|
|
8875 patcmd.nextcmd = NULL;
|
|
|
8876 patcmd.group = group;
|
|
|
8877 patcmd.fname = fname;
|
|
|
8878 patcmd.sfname = sfname;
|
|
|
8879 patcmd.tail = tail;
|
|
|
8880 patcmd.event = event;
|
|
40
|
8881 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8882 patcmd.next = NULL;
|
|
7
|
8883 auto_next_pat(&patcmd, FALSE);
|
|
|
8884
|
|
|
8885 /* found one, start executing the autocommands */
|
|
|
8886 if (patcmd.curpat != NULL)
|
|
|
8887 {
|
|
40
|
8888 /* add to active_apc_list */
|
|
|
8889 patcmd.next = active_apc_list;
|
|
|
8890 active_apc_list = &patcmd;
|
|
|
8891
|
|
7
|
8892 #ifdef FEAT_EVAL
|
|
|
8893 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8894 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8895 if (eap != NULL)
|
|
|
8896 {
|
|
|
8897 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8898 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8899 }
|
|
|
8900 else
|
|
|
8901 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8902 #endif
|
|
|
8903 retval = TRUE;
|
|
|
8904 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8905 * are added when executing autocommands */
|
|
|
8906 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8907 ap->last = FALSE;
|
|
|
8908 ap->last = TRUE;
|
|
|
8909 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8910 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8911 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8912 #ifdef FEAT_EVAL
|
|
|
8913 if (eap != NULL)
|
|
|
8914 {
|
|
|
8915 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8916 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8917 }
|
|
|
8918 #endif
|
|
40
|
8919 /* delete from active_apc_list */
|
|
|
8920 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8921 active_apc_list = patcmd.next;
|
|
7
|
8922 }
|
|
|
8923
|
|
|
8924 --RedrawingDisabled;
|
|
|
8925 autocmd_busy = save_autocmd_busy;
|
|
|
8926 filechangeshell_busy = FALSE;
|
|
|
8927 autocmd_nested = save_autocmd_nested;
|
|
|
8928 vim_free(sourcing_name);
|
|
|
8929 sourcing_name = save_sourcing_name;
|
|
|
8930 sourcing_lnum = save_sourcing_lnum;
|
|
1471
|
8931 vim_free(autocmd_fname);
|
|
7
|
8932 autocmd_fname = save_autocmd_fname;
|
|
1723
|
8933 autocmd_fname_full = save_autocmd_fname_full;
|
|
7
|
8934 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8935 autocmd_match = save_autocmd_match;
|
|
|
8936 #ifdef FEAT_EVAL
|
|
|
8937 current_SID = save_current_SID;
|
|
|
8938 restore_funccal(save_funccalp);
|
|
170
|
8939 # ifdef FEAT_PROFILE
|
|
788
|
8940 if (do_profiling == PROF_YES)
|
|
170
|
8941 prof_child_exit(&wait_time);
|
|
|
8942 # endif
|
|
7
|
8943 #endif
|
|
|
8944 vim_free(fname);
|
|
|
8945 vim_free(sfname);
|
|
|
8946 --nesting; /* see matching increment above */
|
|
|
8947
|
|
|
8948 /*
|
|
|
8949 * When stopping to execute autocommands, restore the search patterns and
|
|
|
8950 * the redo buffer.
|
|
|
8951 */
|
|
|
8952 if (!autocmd_busy)
|
|
|
8953 {
|
|
|
8954 restore_search_patterns();
|
|
|
8955 restoreRedobuff();
|
|
|
8956 did_filetype = FALSE;
|
|
|
8957 }
|
|
|
8958
|
|
|
8959 /*
|
|
|
8960 * Some events don't set or reset the Changed flag.
|
|
|
8961 * Check if still in the same buffer!
|
|
|
8962 */
|
|
|
8963 if (curbuf == old_curbuf
|
|
|
8964 && (event == EVENT_BUFREADPOST
|
|
|
8965 || event == EVENT_BUFWRITEPOST
|
|
|
8966 || event == EVENT_FILEAPPENDPOST
|
|
|
8967 || event == EVENT_VIMLEAVE
|
|
|
8968 || event == EVENT_VIMLEAVEPRE))
|
|
|
8969 {
|
|
|
8970 #ifdef FEAT_TITLE
|
|
|
8971 if (curbuf->b_changed != save_changed)
|
|
|
8972 need_maketitle = TRUE;
|
|
|
8973 #endif
|
|
|
8974 curbuf->b_changed = save_changed;
|
|
|
8975 }
|
|
|
8976
|
|
|
8977 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
8978
|
|
|
8979 BYPASS_AU:
|
|
|
8980 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
8981 * are deleted. */
|
|
|
8982 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
8983 aubuflocal_remove(buf);
|
|
|
8984
|
|
7
|
8985 return retval;
|
|
|
8986 }
|
|
|
8987
|
|
1410
|
8988 # ifdef FEAT_EVAL
|
|
|
8989 static char_u *old_termresponse = NULL;
|
|
|
8990 # endif
|
|
|
8991
|
|
|
8992 /*
|
|
|
8993 * Block triggering autocommands until unblock_autocmd() is called.
|
|
|
8994 * Can be used recursively, so long as it's symmetric.
|
|
|
8995 */
|
|
|
8996 void
|
|
|
8997 block_autocmds()
|
|
|
8998 {
|
|
|
8999 # ifdef FEAT_EVAL
|
|
|
9000 /* Remember the value of v:termresponse. */
|
|
|
9001 if (autocmd_blocked == 0)
|
|
|
9002 old_termresponse = get_vim_var_str(VV_TERMRESPONSE);
|
|
|
9003 # endif
|
|
|
9004 ++autocmd_blocked;
|
|
|
9005 }
|
|
|
9006
|
|
|
9007 void
|
|
|
9008 unblock_autocmds()
|
|
|
9009 {
|
|
|
9010 --autocmd_blocked;
|
|
|
9011
|
|
|
9012 # ifdef FEAT_EVAL
|
|
|
9013 /* When v:termresponse was set while autocommands were blocked, trigger
|
|
|
9014 * the autocommands now. Esp. useful when executing a shell command
|
|
|
9015 * during startup (vimdiff). */
|
|
|
9016 if (autocmd_blocked == 0
|
|
|
9017 && get_vim_var_str(VV_TERMRESPONSE) != old_termresponse)
|
|
|
9018 apply_autocmds(EVENT_TERMRESPONSE, NULL, NULL, FALSE, curbuf);
|
|
|
9019 # endif
|
|
|
9020 }
|
|
|
9021
|
|
7
|
9022 /*
|
|
|
9023 * Find next autocommand pattern that matches.
|
|
|
9024 */
|
|
|
9025 static void
|
|
|
9026 auto_next_pat(apc, stop_at_last)
|
|
|
9027 AutoPatCmd *apc;
|
|
|
9028 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
9029 {
|
|
|
9030 AutoPat *ap;
|
|
|
9031 AutoCmd *cp;
|
|
|
9032 char_u *name;
|
|
|
9033 char *s;
|
|
|
9034
|
|
|
9035 vim_free(sourcing_name);
|
|
|
9036 sourcing_name = NULL;
|
|
|
9037
|
|
|
9038 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
9039 {
|
|
|
9040 apc->curpat = NULL;
|
|
|
9041
|
|
1723
|
9042 /* Only use a pattern when it has not been removed, has commands and
|
|
40
|
9043 * the group matches. For buffer-local autocommands only check the
|
|
|
9044 * buffer number. */
|
|
7
|
9045 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
9046 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
9047 {
|
|
40
|
9048 /* execution-condition */
|
|
|
9049 if (ap->buflocal_nr == 0
|
|
153
|
9050 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
9051 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
9052 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
9053 {
|
|
|
9054 name = event_nr2name(apc->event);
|
|
|
9055 s = _("%s Auto commands for \"%s\"");
|
|
|
9056 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
9057 + STRLEN(name) + ap->patlen + 1));
|
|
|
9058 if (sourcing_name != NULL)
|
|
|
9059 {
|
|
|
9060 sprintf((char *)sourcing_name, s,
|
|
|
9061 (char *)name, (char *)ap->pat);
|
|
|
9062 if (p_verbose >= 8)
|
|
292
|
9063 {
|
|
|
9064 verbose_enter();
|
|
273
|
9065 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
9066 verbose_leave();
|
|
|
9067 }
|
|
7
|
9068 }
|
|
|
9069
|
|
|
9070 apc->curpat = ap;
|
|
|
9071 apc->nextcmd = ap->cmds;
|
|
|
9072 /* mark last command */
|
|
|
9073 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
9074 cp->last = FALSE;
|
|
|
9075 cp->last = TRUE;
|
|
|
9076 }
|
|
|
9077 line_breakcheck();
|
|
|
9078 if (apc->curpat != NULL) /* found a match */
|
|
|
9079 break;
|
|
|
9080 }
|
|
|
9081 if (stop_at_last && ap->last)
|
|
|
9082 break;
|
|
|
9083 }
|
|
|
9084 }
|
|
|
9085
|
|
|
9086 /*
|
|
|
9087 * Get next autocommand command.
|
|
|
9088 * Called by do_cmdline() to get the next line for ":if".
|
|
|
9089 * Returns allocated string, or NULL for end of autocommands.
|
|
|
9090 */
|
|
|
9091 /* ARGSUSED */
|
|
|
9092 static char_u *
|
|
|
9093 getnextac(c, cookie, indent)
|
|
|
9094 int c; /* not used */
|
|
|
9095 void *cookie;
|
|
|
9096 int indent; /* not used */
|
|
|
9097 {
|
|
|
9098 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
9099 char_u *retval;
|
|
|
9100 AutoCmd *ac;
|
|
|
9101
|
|
|
9102 /* Can be called again after returning the last line. */
|
|
|
9103 if (acp->curpat == NULL)
|
|
|
9104 return NULL;
|
|
|
9105
|
|
|
9106 /* repeat until we find an autocommand to execute */
|
|
|
9107 for (;;)
|
|
|
9108 {
|
|
|
9109 /* skip removed commands */
|
|
|
9110 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
9111 if (acp->nextcmd->last)
|
|
|
9112 acp->nextcmd = NULL;
|
|
|
9113 else
|
|
|
9114 acp->nextcmd = acp->nextcmd->next;
|
|
|
9115
|
|
|
9116 if (acp->nextcmd != NULL)
|
|
|
9117 break;
|
|
|
9118
|
|
|
9119 /* at end of commands, find next pattern that matches */
|
|
|
9120 if (acp->curpat->last)
|
|
|
9121 acp->curpat = NULL;
|
|
|
9122 else
|
|
|
9123 acp->curpat = acp->curpat->next;
|
|
|
9124 if (acp->curpat != NULL)
|
|
|
9125 auto_next_pat(acp, TRUE);
|
|
|
9126 if (acp->curpat == NULL)
|
|
|
9127 return NULL;
|
|
|
9128 }
|
|
|
9129
|
|
|
9130 ac = acp->nextcmd;
|
|
|
9131
|
|
|
9132 if (p_verbose >= 9)
|
|
|
9133 {
|
|
292
|
9134 verbose_enter_scroll();
|
|
273
|
9135 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
9136 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
9137 verbose_leave_scroll();
|
|
7
|
9138 }
|
|
|
9139 retval = vim_strsave(ac->cmd);
|
|
|
9140 autocmd_nested = ac->nested;
|
|
|
9141 #ifdef FEAT_EVAL
|
|
|
9142 current_SID = ac->scriptID;
|
|
|
9143 #endif
|
|
|
9144 if (ac->last)
|
|
|
9145 acp->nextcmd = NULL;
|
|
|
9146 else
|
|
|
9147 acp->nextcmd = ac->next;
|
|
|
9148 return retval;
|
|
|
9149 }
|
|
|
9150
|
|
|
9151 /*
|
|
|
9152 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
9153 * To account for buffer-local autocommands, function needs to know
|
|
|
9154 * in which buffer the file will be opened.
|
|
7
|
9155 */
|
|
|
9156 int
|
|
40
|
9157 has_autocmd(event, sfname, buf)
|
|
661
|
9158 event_T event;
|
|
7
|
9159 char_u *sfname;
|
|
40
|
9160 buf_T *buf;
|
|
7
|
9161 {
|
|
|
9162 AutoPat *ap;
|
|
|
9163 char_u *fname;
|
|
|
9164 char_u *tail = gettail(sfname);
|
|
|
9165 int retval = FALSE;
|
|
|
9166
|
|
|
9167 fname = FullName_save(sfname, FALSE);
|
|
|
9168 if (fname == NULL)
|
|
|
9169 return FALSE;
|
|
|
9170
|
|
|
9171 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9172 /*
|
|
|
9173 * Replace all backslashes with forward slashes. This makes the
|
|
|
9174 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
9175 */
|
|
|
9176 sfname = vim_strsave(sfname);
|
|
|
9177 if (sfname != NULL)
|
|
|
9178 forward_slash(sfname);
|
|
|
9179 forward_slash(fname);
|
|
|
9180 #endif
|
|
|
9181
|
|
|
9182 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
9183 if (ap->pat != NULL && ap->cmds != NULL
|
|
856
|
9184 && (ap->buflocal_nr == 0
|
|
153
|
9185 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
9186 fname, sfname, tail, ap->allow_dirs)
|
|
856
|
9187 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
40
|
9188 ))
|
|
7
|
9189 {
|
|
|
9190 retval = TRUE;
|
|
|
9191 break;
|
|
|
9192 }
|
|
|
9193
|
|
|
9194 vim_free(fname);
|
|
|
9195 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9196 vim_free(sfname);
|
|
|
9197 #endif
|
|
|
9198
|
|
|
9199 return retval;
|
|
|
9200 }
|
|
|
9201
|
|
|
9202 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9203 /*
|
|
|
9204 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
9205 * names.
|
|
|
9206 */
|
|
|
9207 /*ARGSUSED*/
|
|
|
9208 char_u *
|
|
|
9209 get_augroup_name(xp, idx)
|
|
|
9210 expand_T *xp;
|
|
|
9211 int idx;
|
|
|
9212 {
|
|
|
9213 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
9214 return (char_u *)"END";
|
|
|
9215 if (idx >= augroups.ga_len) /* end of list */
|
|
|
9216 return NULL;
|
|
|
9217 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
9218 return (char_u *)"";
|
|
|
9219 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9220 }
|
|
|
9221
|
|
|
9222 static int include_groups = FALSE;
|
|
|
9223
|
|
|
9224 char_u *
|
|
|
9225 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
9226 expand_T *xp;
|
|
|
9227 char_u *arg;
|
|
1733
|
9228 int doautocmd; /* TRUE for :doauto*, FALSE for :autocmd */
|
|
7
|
9229 {
|
|
|
9230 char_u *p;
|
|
|
9231 int group;
|
|
|
9232
|
|
|
9233 /* check for a group name, skip it if present */
|
|
|
9234 include_groups = FALSE;
|
|
|
9235 p = arg;
|
|
|
9236 group = au_get_grouparg(&arg);
|
|
|
9237 if (group == AUGROUP_ERROR)
|
|
|
9238 return NULL;
|
|
|
9239 /* If there only is a group name that's what we expand. */
|
|
|
9240 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
9241 {
|
|
|
9242 arg = p;
|
|
|
9243 group = AUGROUP_ALL;
|
|
|
9244 }
|
|
|
9245
|
|
|
9246 /* skip over event name */
|
|
|
9247 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
9248 if (*p == ',')
|
|
|
9249 arg = p + 1;
|
|
|
9250 if (*p == NUL)
|
|
|
9251 {
|
|
|
9252 if (group == AUGROUP_ALL)
|
|
|
9253 include_groups = TRUE;
|
|
|
9254 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
9255 xp->xp_pattern = arg;
|
|
|
9256 return NULL;
|
|
|
9257 }
|
|
|
9258
|
|
|
9259 /* skip over pattern */
|
|
|
9260 arg = skipwhite(p);
|
|
|
9261 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
9262 arg++;
|
|
|
9263 if (*arg)
|
|
|
9264 return arg; /* expand (next) command */
|
|
|
9265
|
|
|
9266 if (doautocmd)
|
|
|
9267 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
9268 else
|
|
|
9269 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
9270 return NULL;
|
|
|
9271 }
|
|
|
9272
|
|
|
9273 /*
|
|
|
9274 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
9275 */
|
|
|
9276 /*ARGSUSED*/
|
|
|
9277 char_u *
|
|
|
9278 get_event_name(xp, idx)
|
|
|
9279 expand_T *xp;
|
|
|
9280 int idx;
|
|
|
9281 {
|
|
|
9282 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
9283 {
|
|
|
9284 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
9285 return (char_u *)""; /* skip deleted entries */
|
|
|
9286 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9287 }
|
|
|
9288 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
9289 }
|
|
|
9290
|
|
|
9291 #endif /* FEAT_CMDL_COMPL */
|
|
|
9292
|
|
|
9293 /*
|
|
615
|
9294 * Return TRUE if autocmd is supported.
|
|
|
9295 */
|
|
|
9296 int
|
|
|
9297 autocmd_supported(name)
|
|
|
9298 char_u *name;
|
|
|
9299 {
|
|
|
9300 char_u *p;
|
|
|
9301
|
|
|
9302 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
9303 }
|
|
|
9304
|
|
|
9305 /*
|
|
612
|
9306 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
9307 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
9308 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
9309 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
9310 * Used for:
|
|
|
9311 * exists("#Group") or
|
|
|
9312 * exists("#Group#Event") or
|
|
|
9313 * exists("#Group#Event#pat") or
|
|
|
9314 * exists("#Event") or
|
|
|
9315 * exists("#Event#pat")
|
|
7
|
9316 */
|
|
|
9317 int
|
|
612
|
9318 au_exists(arg)
|
|
|
9319 char_u *arg;
|
|
7
|
9320 {
|
|
612
|
9321 char_u *arg_save;
|
|
|
9322 char_u *pattern = NULL;
|
|
7
|
9323 char_u *event_name;
|
|
|
9324 char_u *p;
|
|
661
|
9325 event_T event;
|
|
7
|
9326 AutoPat *ap;
|
|
40
|
9327 buf_T *buflocal_buf = NULL;
|
|
612
|
9328 int group;
|
|
|
9329 int retval = FALSE;
|
|
|
9330
|
|
615
|
9331 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
9332 arg_save = vim_strsave(arg);
|
|
|
9333 if (arg_save == NULL)
|
|
|
9334 return FALSE;
|
|
615
|
9335 p = vim_strchr(arg_save, '#');
|
|
612
|
9336 if (p != NULL)
|
|
|
9337 *p++ = NUL;
|
|
|
9338
|
|
|
9339 /* First, look for an autocmd group name */
|
|
|
9340 group = au_find_group(arg_save);
|
|
|
9341 if (group == AUGROUP_ERROR)
|
|
|
9342 {
|
|
|
9343 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
9344 group = AUGROUP_ALL;
|
|
|
9345 event_name = arg_save;
|
|
|
9346 }
|
|
|
9347 else
|
|
|
9348 {
|
|
|
9349 if (p == NULL)
|
|
|
9350 {
|
|
|
9351 /* "Group": group name is present and it's recognized */
|
|
|
9352 retval = TRUE;
|
|
|
9353 goto theend;
|
|
|
9354 }
|
|
|
9355
|
|
|
9356 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
9357 event_name = p;
|
|
|
9358 p = vim_strchr(event_name, '#');
|
|
|
9359 if (p != NULL)
|
|
|
9360 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
9361 }
|
|
|
9362
|
|
|
9363 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
9364
|
|
|
9365 /* find the index (enum) for the event name */
|
|
|
9366 event = event_name2nr(event_name, &p);
|
|
|
9367
|
|
|
9368 /* return FALSE if the event name is not recognized */
|
|
612
|
9369 if (event == NUM_EVENTS)
|
|
|
9370 goto theend;
|
|
7
|
9371
|
|
|
9372 /* Find the first autocommand for this event.
|
|
|
9373 * If there isn't any, return FALSE;
|
|
|
9374 * If there is one and no pattern given, return TRUE; */
|
|
|
9375 ap = first_autopat[(int)event];
|
|
|
9376 if (ap == NULL)
|
|
612
|
9377 goto theend;
|
|
7
|
9378 if (pattern == NULL)
|
|
612
|
9379 {
|
|
|
9380 retval = TRUE;
|
|
|
9381 goto theend;
|
|
|
9382 }
|
|
7
|
9383
|
|
40
|
9384 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
9385 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
9386 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
9387 buflocal_buf = curbuf;
|
|
|
9388
|
|
7
|
9389 /* Check if there is an autocommand with the given pattern. */
|
|
|
9390 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
9391 /* only use a pattern when it has not been removed and has commands. */
|
|
|
9392 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
9393 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
9394 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
9395 && (buflocal_buf == NULL
|
|
|
9396 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
9397 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
9398 {
|
|
|
9399 retval = TRUE;
|
|
|
9400 break;
|
|
|
9401 }
|
|
|
9402
|
|
|
9403 theend:
|
|
|
9404 vim_free(arg_save);
|
|
|
9405 return retval;
|
|
7
|
9406 }
|
|
40
|
9407
|
|
934
|
9408 #else /* FEAT_AUTOCMD */
|
|
|
9409
|
|
|
9410 /*
|
|
|
9411 * Prepare for executing commands for (hidden) buffer "buf".
|
|
|
9412 * This is the non-autocommand version, it simply saves "curbuf" and sets
|
|
|
9413 * "curbuf" and "curwin" to match "buf".
|
|
|
9414 */
|
|
|
9415 void
|
|
|
9416 aucmd_prepbuf(aco, buf)
|
|
|
9417 aco_save_T *aco; /* structure to save values in */
|
|
|
9418 buf_T *buf; /* new curbuf */
|
|
|
9419 {
|
|
1558
|
9420 aco->save_buf = curbuf;
|
|
934
|
9421 curbuf = buf;
|
|
|
9422 curwin->w_buffer = buf;
|
|
|
9423 }
|
|
|
9424
|
|
|
9425 /*
|
|
|
9426 * Restore after executing commands for a (hidden) buffer.
|
|
|
9427 * This is the non-autocommand version.
|
|
|
9428 */
|
|
|
9429 void
|
|
|
9430 aucmd_restbuf(aco)
|
|
|
9431 aco_save_T *aco; /* structure holding saved values */
|
|
|
9432 {
|
|
|
9433 curbuf = aco->save_buf;
|
|
|
9434 curwin->w_buffer = curbuf;
|
|
|
9435 }
|
|
|
9436
|
|
7
|
9437 #endif /* FEAT_AUTOCMD */
|
|
|
9438
|
|
934
|
9439
|
|
7
|
9440 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9441 /*
|
|
153
|
9442 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
9443 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
9444 * vim_regcomp() often.
|
|
7
|
9445 * Used for autocommands and 'wildignore'.
|
|
|
9446 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
9447 */
|
|
|
9448 int
|
|
153
|
9449 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
9450 char_u *pattern; /* pattern to match with */
|
|
153
|
9451 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
9452 char_u *fname; /* full path of file name */
|
|
|
9453 char_u *sfname; /* short file name or NULL */
|
|
|
9454 char_u *tail; /* tail of path */
|
|
|
9455 int allow_dirs; /* allow matching with dir */
|
|
|
9456 {
|
|
|
9457 regmatch_T regmatch;
|
|
|
9458 int result = FALSE;
|
|
|
9459 #ifdef FEAT_OSFILETYPE
|
|
|
9460 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9461 char_u *type_start;
|
|
|
9462 char_u c;
|
|
|
9463 int match = FALSE;
|
|
|
9464 #endif
|
|
|
9465
|
|
|
9466 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9467 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9468 #else
|
|
|
9469 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9470 #endif
|
|
|
9471 #ifdef FEAT_OSFILETYPE
|
|
|
9472 if (*pattern == '<')
|
|
|
9473 {
|
|
|
9474 /* There is a filetype condition specified with this pattern.
|
|
|
9475 * Check the filetype matches first. If not, don't bother with the
|
|
|
9476 * pattern (set regprog to NULL).
|
|
|
9477 * Always use magic for the regexp.
|
|
|
9478 */
|
|
|
9479
|
|
|
9480 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9481 {
|
|
|
9482 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9483 {
|
|
|
9484 *pattern = NUL; /* Terminate the string */
|
|
|
9485 match = mch_check_filetype(fname, type_start);
|
|
|
9486 *pattern = c; /* Restore the terminator */
|
|
|
9487 type_start = pattern + 1;
|
|
|
9488 }
|
|
|
9489 if (c == '>')
|
|
|
9490 break;
|
|
|
9491 }
|
|
|
9492
|
|
|
9493 /* (c should never be NUL, but check anyway) */
|
|
|
9494 if (match == FALSE || c == NUL)
|
|
|
9495 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9496 else if (*pattern == NUL)
|
|
|
9497 {
|
|
|
9498 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9499 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9500 }
|
|
|
9501 else
|
|
|
9502 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9503 }
|
|
|
9504 else
|
|
|
9505 #endif
|
|
153
|
9506 {
|
|
|
9507 if (prog != NULL)
|
|
|
9508 regmatch.regprog = prog;
|
|
|
9509 else
|
|
|
9510 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9511 }
|
|
7
|
9512
|
|
|
9513 /*
|
|
|
9514 * Try for a match with the pattern with:
|
|
|
9515 * 1. the full file name, when the pattern has a '/'.
|
|
|
9516 * 2. the short file name, when the pattern has a '/'.
|
|
|
9517 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9518 */
|
|
|
9519 if (
|
|
|
9520 #ifdef FEAT_OSFILETYPE
|
|
|
9521 /* If the check is for a filetype only and we don't care
|
|
|
9522 * about the path then skip all the regexp stuff.
|
|
|
9523 */
|
|
|
9524 no_pattern ||
|
|
|
9525 #endif
|
|
|
9526 (regmatch.regprog != NULL
|
|
|
9527 && ((allow_dirs
|
|
|
9528 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9529 || (sfname != NULL
|
|
|
9530 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9531 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9532 result = TRUE;
|
|
|
9533
|
|
153
|
9534 if (prog == NULL)
|
|
|
9535 vim_free(regmatch.regprog);
|
|
7
|
9536 return result;
|
|
|
9537 }
|
|
|
9538 #endif
|
|
|
9539
|
|
|
9540 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9541 /*
|
|
|
9542 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9543 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9544 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9545 */
|
|
|
9546 int
|
|
|
9547 match_file_list(list, sfname, ffname)
|
|
|
9548 char_u *list;
|
|
|
9549 char_u *sfname;
|
|
|
9550 char_u *ffname;
|
|
|
9551 {
|
|
|
9552 char_u buf[100];
|
|
|
9553 char_u *tail;
|
|
|
9554 char_u *regpat;
|
|
|
9555 char allow_dirs;
|
|
|
9556 int match;
|
|
|
9557 char_u *p;
|
|
|
9558
|
|
|
9559 tail = gettail(sfname);
|
|
|
9560
|
|
|
9561 /* try all patterns in 'wildignore' */
|
|
|
9562 p = list;
|
|
|
9563 while (*p)
|
|
|
9564 {
|
|
|
9565 copy_option_part(&p, buf, 100, ",");
|
|
|
9566 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9567 if (regpat == NULL)
|
|
|
9568 break;
|
|
153
|
9569 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9570 tail, (int)allow_dirs);
|
|
7
|
9571 vim_free(regpat);
|
|
|
9572 if (match)
|
|
|
9573 return TRUE;
|
|
|
9574 }
|
|
|
9575 return FALSE;
|
|
|
9576 }
|
|
|
9577 #endif
|
|
|
9578
|
|
|
9579 /*
|
|
|
9580 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9581 * a regular expression, and return the result in allocated memory. If there
|
|
|
9582 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9583 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9584 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9585 *
|
|
|
9586 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9587 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9588 *
|
|
|
9589 * Returns NULL when out of memory.
|
|
|
9590 */
|
|
|
9591 /*ARGSUSED*/
|
|
|
9592 char_u *
|
|
|
9593 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9594 char_u *pat;
|
|
|
9595 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9596 char *allow_dirs; /* Result passed back out in here */
|
|
|
9597 int no_bslash; /* Don't use a backward slash as pathsep */
|
|
|
9598 {
|
|
|
9599 int size;
|
|
|
9600 char_u *endp;
|
|
|
9601 char_u *reg_pat;
|
|
|
9602 char_u *p;
|
|
|
9603 int i;
|
|
|
9604 int nested = 0;
|
|
|
9605 int add_dollar = TRUE;
|
|
|
9606 #ifdef FEAT_OSFILETYPE
|
|
|
9607 int check_length = 0;
|
|
|
9608 #endif
|
|
|
9609
|
|
|
9610 if (allow_dirs != NULL)
|
|
|
9611 *allow_dirs = FALSE;
|
|
|
9612 if (pat_end == NULL)
|
|
|
9613 pat_end = pat + STRLEN(pat);
|
|
|
9614
|
|
|
9615 #ifdef FEAT_OSFILETYPE
|
|
|
9616 /* Find out how much of the string is the filetype check */
|
|
|
9617 if (*pat == '<')
|
|
|
9618 {
|
|
|
9619 /* Count chars until the next '>' */
|
|
|
9620 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9621 ;
|
|
|
9622 if (p < pat_end)
|
|
|
9623 {
|
|
|
9624 /* Pattern is of the form <.*>.* */
|
|
|
9625 check_length = p - pat + 1;
|
|
|
9626 if (p + 1 >= pat_end)
|
|
|
9627 {
|
|
|
9628 /* The 'pattern' is a filetype check ONLY */
|
|
|
9629 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9630 if (reg_pat != NULL)
|
|
|
9631 {
|
|
|
9632 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9633 reg_pat[check_length] = NUL;
|
|
|
9634 }
|
|
|
9635 return reg_pat;
|
|
|
9636 }
|
|
|
9637 }
|
|
|
9638 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9639
|
|
|
9640 }
|
|
|
9641 pat += check_length;
|
|
|
9642 size = 2 + check_length;
|
|
|
9643 #else
|
|
|
9644 size = 2; /* '^' at start, '$' at end */
|
|
|
9645 #endif
|
|
|
9646
|
|
|
9647 for (p = pat; p < pat_end; p++)
|
|
|
9648 {
|
|
|
9649 switch (*p)
|
|
|
9650 {
|
|
|
9651 case '*':
|
|
|
9652 case '.':
|
|
|
9653 case ',':
|
|
|
9654 case '{':
|
|
|
9655 case '}':
|
|
|
9656 case '~':
|
|
|
9657 size += 2; /* extra backslash */
|
|
|
9658 break;
|
|
|
9659 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9660 case '\\':
|
|
|
9661 case '/':
|
|
|
9662 size += 4; /* could become "[\/]" */
|
|
|
9663 break;
|
|
|
9664 #endif
|
|
|
9665 default:
|
|
|
9666 size++;
|
|
|
9667 # ifdef FEAT_MBYTE
|
|
474
|
9668 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9669 {
|
|
|
9670 ++p;
|
|
|
9671 ++size;
|
|
|
9672 }
|
|
|
9673 # endif
|
|
|
9674 break;
|
|
|
9675 }
|
|
|
9676 }
|
|
|
9677 reg_pat = alloc(size + 1);
|
|
|
9678 if (reg_pat == NULL)
|
|
|
9679 return NULL;
|
|
|
9680
|
|
|
9681 #ifdef FEAT_OSFILETYPE
|
|
|
9682 /* Copy the type check in to the start. */
|
|
|
9683 if (check_length)
|
|
|
9684 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9685 i = check_length;
|
|
|
9686 #else
|
|
|
9687 i = 0;
|
|
|
9688 #endif
|
|
|
9689
|
|
|
9690 if (pat[0] == '*')
|
|
|
9691 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9692 pat++;
|
|
|
9693 else
|
|
|
9694 reg_pat[i++] = '^';
|
|
|
9695 endp = pat_end - 1;
|
|
|
9696 if (*endp == '*')
|
|
|
9697 {
|
|
|
9698 while (endp - pat > 0 && *endp == '*')
|
|
|
9699 endp--;
|
|
|
9700 add_dollar = FALSE;
|
|
|
9701 }
|
|
|
9702 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9703 {
|
|
|
9704 switch (*p)
|
|
|
9705 {
|
|
|
9706 case '*':
|
|
|
9707 reg_pat[i++] = '.';
|
|
|
9708 reg_pat[i++] = '*';
|
|
444
|
9709 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9710 ++p;
|
|
7
|
9711 break;
|
|
|
9712 case '.':
|
|
|
9713 #ifdef RISCOS
|
|
|
9714 if (allow_dirs != NULL)
|
|
|
9715 *allow_dirs = TRUE;
|
|
|
9716 /* FALLTHROUGH */
|
|
|
9717 #endif
|
|
|
9718 case '~':
|
|
|
9719 reg_pat[i++] = '\\';
|
|
|
9720 reg_pat[i++] = *p;
|
|
|
9721 break;
|
|
|
9722 case '?':
|
|
|
9723 #ifdef RISCOS
|
|
|
9724 case '#':
|
|
|
9725 #endif
|
|
|
9726 reg_pat[i++] = '.';
|
|
|
9727 break;
|
|
|
9728 case '\\':
|
|
|
9729 if (p[1] == NUL)
|
|
|
9730 break;
|
|
|
9731 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9732 if (!no_bslash)
|
|
|
9733 {
|
|
|
9734 /* translate:
|
|
|
9735 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9736 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9737 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9738 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9739 */
|
|
|
9740 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9741 && p[1] != '+')
|
|
|
9742 {
|
|
|
9743 reg_pat[i++] = '[';
|
|
|
9744 reg_pat[i++] = '\\';
|
|
|
9745 reg_pat[i++] = '/';
|
|
|
9746 reg_pat[i++] = ']';
|
|
|
9747 if (allow_dirs != NULL)
|
|
|
9748 *allow_dirs = TRUE;
|
|
|
9749 break;
|
|
|
9750 }
|
|
|
9751 }
|
|
|
9752 #endif
|
|
|
9753 if (*++p == '?'
|
|
|
9754 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9755 && no_bslash
|
|
|
9756 #endif
|
|
|
9757 )
|
|
|
9758 reg_pat[i++] = '?';
|
|
|
9759 else
|
|
|
9760 if (*p == ',')
|
|
|
9761 reg_pat[i++] = ',';
|
|
|
9762 else
|
|
|
9763 {
|
|
|
9764 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9765 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9766 && (!no_bslash || *p != '\\')
|
|
|
9767 #endif
|
|
|
9768 )
|
|
|
9769 *allow_dirs = TRUE;
|
|
|
9770 reg_pat[i++] = '\\';
|
|
|
9771 reg_pat[i++] = *p;
|
|
|
9772 }
|
|
|
9773 break;
|
|
|
9774 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9775 case '/':
|
|
|
9776 reg_pat[i++] = '[';
|
|
|
9777 reg_pat[i++] = '\\';
|
|
|
9778 reg_pat[i++] = '/';
|
|
|
9779 reg_pat[i++] = ']';
|
|
|
9780 if (allow_dirs != NULL)
|
|
|
9781 *allow_dirs = TRUE;
|
|
|
9782 break;
|
|
|
9783 #endif
|
|
|
9784 case '{':
|
|
|
9785 reg_pat[i++] = '\\';
|
|
|
9786 reg_pat[i++] = '(';
|
|
|
9787 nested++;
|
|
|
9788 break;
|
|
|
9789 case '}':
|
|
|
9790 reg_pat[i++] = '\\';
|
|
|
9791 reg_pat[i++] = ')';
|
|
|
9792 --nested;
|
|
|
9793 break;
|
|
|
9794 case ',':
|
|
|
9795 if (nested)
|
|
|
9796 {
|
|
|
9797 reg_pat[i++] = '\\';
|
|
|
9798 reg_pat[i++] = '|';
|
|
|
9799 }
|
|
|
9800 else
|
|
|
9801 reg_pat[i++] = ',';
|
|
|
9802 break;
|
|
|
9803 default:
|
|
|
9804 # ifdef FEAT_MBYTE
|
|
474
|
9805 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9806 reg_pat[i++] = *p++;
|
|
|
9807 else
|
|
|
9808 # endif
|
|
|
9809 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9810 *allow_dirs = TRUE;
|
|
|
9811 reg_pat[i++] = *p;
|
|
|
9812 break;
|
|
|
9813 }
|
|
|
9814 }
|
|
|
9815 if (add_dollar)
|
|
|
9816 reg_pat[i++] = '$';
|
|
|
9817 reg_pat[i] = NUL;
|
|
|
9818 if (nested != 0)
|
|
|
9819 {
|
|
|
9820 if (nested < 0)
|
|
|
9821 EMSG(_("E219: Missing {."));
|
|
|
9822 else
|
|
|
9823 EMSG(_("E220: Missing }."));
|
|
|
9824 vim_free(reg_pat);
|
|
|
9825 reg_pat = NULL;
|
|
|
9826 }
|
|
|
9827 return reg_pat;
|
|
|
9828 }
|
