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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 HAVE_FCNTL_H
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25 # include <fcntl.h>
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26 #endif
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27
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28 #ifdef __TANDEM
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29 # include <limits.h> /* for SSIZE_MAX */
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30 #endif
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31
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32 #if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
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33 # include <utime.h> /* for struct utimbuf */
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34 #endif
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35
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36 #define BUFSIZE 8192 /* size of normal write buffer */
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37 #define SMBUFSIZE 256 /* size of emergency write buffer */
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38
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39 #ifdef FEAT_CRYPT
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40 # define CRYPT_MAGIC "VimCrypt~01!" /* "01" is the version nr */
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41 # define CRYPT_MAGIC_LEN 12 /* must be multiple of 4! */
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42 #endif
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43
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44 /* Is there any system that doesn't have access()? */
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574
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45 #define USE_MCH_ACCESS
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7
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46
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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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72 # define AUGROUP_ERROR -2 /* errornouse autocmd group */
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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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113 int bw_len; /* lenght of data */
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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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147
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595
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148
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7
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149 void
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150 filemess(buf, name, s, attr)
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151 buf_T *buf;
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152 char_u *name;
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153 char_u *s;
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154 int attr;
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155 {
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156 int msg_scroll_save;
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157
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158 if (msg_silent != 0)
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159 return;
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160 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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161 /* If it's extremely long, truncate it. */
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162 if (STRLEN(IObuff) > IOSIZE - 80)
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163 IObuff[IOSIZE - 80] = NUL;
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164 STRCAT(IObuff, s);
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165 /*
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166 * For the first message may have to start a new line.
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167 * For further ones overwrite the previous one, reset msg_scroll before
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168 * calling filemess().
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169 */
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170 msg_scroll_save = msg_scroll;
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171 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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172 msg_scroll = FALSE;
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173 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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174 check_for_delay(FALSE);
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175 msg_start();
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176 msg_scroll = msg_scroll_save;
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177 msg_scrolled_ign = TRUE;
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178 /* may truncate the message to avoid a hit-return prompt */
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179 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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180 msg_clr_eos();
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181 out_flush();
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182 msg_scrolled_ign = FALSE;
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183 }
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184
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185 /*
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186 * Read lines from file "fname" into the buffer after line "from".
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187 *
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188 * 1. We allocate blocks with lalloc, as big as possible.
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189 * 2. Each block is filled with characters from the file with a single read().
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190 * 3. The lines are inserted in the buffer with ml_append().
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191 *
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192 * (caller must check that fname != NULL, unless READ_STDIN is used)
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193 *
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194 * "lines_to_skip" is the number of lines that must be skipped
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195 * "lines_to_read" is the number of lines that are appended
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196 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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197 *
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198 * flags:
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199 * READ_NEW starting to edit a new buffer
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200 * READ_FILTER reading filter output
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201 * READ_STDIN read from stdin instead of a file
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202 * READ_BUFFER read from curbuf instead of a file (converting after reading
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203 * stdin)
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204 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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205 *
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206 * return FAIL for failure, OK otherwise
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207 */
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208 int
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209 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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210 char_u *fname;
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211 char_u *sfname;
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212 linenr_T from;
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213 linenr_T lines_to_skip;
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214 linenr_T lines_to_read;
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215 exarg_T *eap; /* can be NULL! */
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216 int flags;
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217 {
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218 int fd = 0;
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219 int newfile = (flags & READ_NEW);
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819
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220 int set_options = newfile || (eap != NULL && eap->read_edit);
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7
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221 int check_readonly;
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222 int filtering = (flags & READ_FILTER);
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223 int read_stdin = (flags & READ_STDIN);
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224 int read_buffer = (flags & READ_BUFFER);
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225 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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226 colnr_T read_buf_col = 0; /* next char to read from this line */
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227 char_u c;
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228 linenr_T lnum = from;
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229 char_u *ptr = NULL; /* pointer into read buffer */
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230 char_u *buffer = NULL; /* read buffer */
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231 char_u *new_buffer = NULL; /* init to shut up gcc */
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232 char_u *line_start = NULL; /* init to shut up gcc */
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233 int wasempty; /* buffer was empty before reading */
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234 colnr_T len;
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235 long size = 0;
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236 char_u *p;
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237 long filesize = 0;
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238 int skip_read = FALSE;
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239 #ifdef FEAT_CRYPT
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240 char_u *cryptkey = NULL;
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241 #endif
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242 int split = 0; /* number of split lines */
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243 #define UNKNOWN 0x0fffffff /* file size is unknown */
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244 linenr_T linecnt;
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245 int error = FALSE; /* errors encountered */
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246 int ff_error = EOL_UNKNOWN; /* file format with errors */
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247 long linerest = 0; /* remaining chars in line */
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248 #ifdef UNIX
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249 int perm = 0;
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250 int swap_mode = -1; /* protection bits for swap file */
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251 #else
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252 int perm;
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253 #endif
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254 int fileformat = 0; /* end-of-line format */
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255 int keep_fileformat = FALSE;
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256 struct stat st;
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257 int file_readonly;
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258 linenr_T skip_count = 0;
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259 linenr_T read_count = 0;
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260 int msg_save = msg_scroll;
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261 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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262 * last read was missing the eol */
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263 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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264 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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265 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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266 int file_rewind = FALSE;
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267 #ifdef FEAT_MBYTE
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268 int can_retry;
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595
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269 linenr_T conv_error = 0; /* line nr with conversion error */
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270 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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271 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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272 in destination encoding */
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595
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273 int bad_char_behavior = BAD_REPLACE;
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274 /* BAD_KEEP, BAD_DROP or character to
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275 * replace with */
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7
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276 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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277 int fio_flags = 0;
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278 char_u *fenc; /* fileencoding to use */
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279 int fenc_alloced; /* fenc_next is in allocated memory */
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280 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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281 int advance_fenc = FALSE;
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282 long real_size = 0;
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283 # ifdef USE_ICONV
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284 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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285 # ifdef FEAT_EVAL
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286 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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287 'charconvert' next */
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288 # endif
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289 # endif
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290 int converted = FALSE; /* TRUE if conversion done */
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291 int notconverted = FALSE; /* TRUE if conversion wanted but it
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292 wasn't possible */
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293 char_u conv_rest[CONV_RESTLEN];
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294 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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295 #endif
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296
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297 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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298
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299 /*
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300 * If there is no file name yet, use the one for the read file.
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301 * BF_NOTEDITED is set to reflect this.
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302 * Don't do this for a read from a filter.
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303 * Only do this when 'cpoptions' contains the 'f' flag.
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304 */
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305 if (curbuf->b_ffname == NULL
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306 && !filtering
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307 && fname != NULL
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308 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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309 && !(flags & READ_DUMMY))
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310 {
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633
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311 if (set_rw_fname(fname, sfname) == FAIL)
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312 return FAIL;
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7
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313 }
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314
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167
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315 /* After reading a file the cursor line changes but we don't want to
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316 * display the line. */
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317 ex_no_reprint = TRUE;
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318
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968
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319 /* don't display the file info for another buffer now */
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320 need_fileinfo = FALSE;
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321
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7
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322 /*
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323 * For Unix: Use the short file name whenever possible.
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324 * Avoids problems with networks and when directory names are changed.
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325 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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326 * another directory, which we don't detect.
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327 */
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328 if (sfname == NULL)
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329 sfname = fname;
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330 #if defined(UNIX) || defined(__EMX__)
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331 fname = sfname;
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332 #endif
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333
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334 #ifdef FEAT_AUTOCMD
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335 /*
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336 * The BufReadCmd and FileReadCmd events intercept the reading process by
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337 * executing the associated commands instead.
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338 */
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339 if (!filtering && !read_stdin && !read_buffer)
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340 {
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341 pos_T pos;
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342
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343 pos = curbuf->b_op_start;
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344
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345 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
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346 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
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347 curbuf->b_op_start.col = 0;
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348
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349 if (newfile)
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350 {
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351 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
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352 FALSE, curbuf, eap))
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353 #ifdef FEAT_EVAL
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354 return aborting() ? FAIL : OK;
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355 #else
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356 return OK;
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357 #endif
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358 }
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359 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
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360 FALSE, NULL, eap))
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361 #ifdef FEAT_EVAL
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362 return aborting() ? FAIL : OK;
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363 #else
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364 return OK;
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365 #endif
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366
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367 curbuf->b_op_start = pos;
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368 }
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369 #endif
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370
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|
|
371 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
|
|
|
372 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
373 else
|
|
|
374 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
375
|
|
|
376 /*
|
|
|
377 * If the name ends in a path separator, we can't open it. Check here,
|
|
|
378 * because reading the file may actually work, but then creating the swap
|
|
|
379 * file may destroy it! Reported on MS-DOS and Win 95.
|
|
|
380 * If the name is too long we might crash further on, quit here.
|
|
|
381 */
|
|
23
|
382 if (fname != NULL && *fname != NUL)
|
|
|
383 {
|
|
39
|
384 p = fname + STRLEN(fname);
|
|
|
385 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
386 {
|
|
|
387 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
388 msg_end();
|
|
|
389 msg_scroll = msg_save;
|
|
|
390 return FAIL;
|
|
|
391 }
|
|
7
|
392 }
|
|
|
393
|
|
|
394 #ifdef UNIX
|
|
|
395 /*
|
|
|
396 * On Unix it is possible to read a directory, so we have to
|
|
|
397 * check for it before the mch_open().
|
|
|
398 */
|
|
|
399 if (!read_stdin && !read_buffer)
|
|
|
400 {
|
|
|
401 perm = mch_getperm(fname);
|
|
|
402 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
403 # ifdef S_ISFIFO
|
|
|
404 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
405 # endif
|
|
|
406 # ifdef S_ISSOCK
|
|
|
407 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
408 # endif
|
|
|
409 )
|
|
|
410 {
|
|
|
411 if (S_ISDIR(perm))
|
|
|
412 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
413 else
|
|
|
414 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
415 msg_end();
|
|
|
416 msg_scroll = msg_save;
|
|
|
417 return FAIL;
|
|
|
418 }
|
|
|
419 }
|
|
|
420 #endif
|
|
|
421
|
|
|
422 /* set default 'fileformat' */
|
|
819
|
423 if (set_options)
|
|
7
|
424 {
|
|
|
425 if (eap != NULL && eap->force_ff != 0)
|
|
|
426 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
427 else if (*p_ffs != NUL)
|
|
|
428 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
429 }
|
|
|
430
|
|
|
431 /* set or reset 'binary' */
|
|
|
432 if (eap != NULL && eap->force_bin != 0)
|
|
|
433 {
|
|
|
434 int oldval = curbuf->b_p_bin;
|
|
|
435
|
|
|
436 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
437 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
438 }
|
|
|
439
|
|
|
440 /*
|
|
|
441 * When opening a new file we take the readonly flag from the file.
|
|
|
442 * Default is r/w, can be set to r/o below.
|
|
|
443 * Don't reset it when in readonly mode
|
|
|
444 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
445 */
|
|
|
446 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
447 if (check_readonly && !readonlymode)
|
|
7
|
448 curbuf->b_p_ro = FALSE;
|
|
|
449
|
|
|
450 if (newfile && !read_stdin && !read_buffer)
|
|
|
451 {
|
|
|
452 /* Remember time of file.
|
|
|
453 * For RISCOS, also remember the filetype.
|
|
|
454 */
|
|
|
455 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
456 {
|
|
|
457 buf_store_time(curbuf, &st, fname);
|
|
|
458 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
459
|
|
|
460 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
461 /* Read the filetype into the buffer local filetype option. */
|
|
|
462 mch_read_filetype(fname);
|
|
|
463 #endif
|
|
|
464 #ifdef UNIX
|
|
|
465 /*
|
|
|
466 * Use the protection bits of the original file for the swap file.
|
|
|
467 * This makes it possible for others to read the name of the
|
|
|
468 * edited file from the swapfile, but only if they can read the
|
|
|
469 * edited file.
|
|
|
470 * Remove the "write" and "execute" bits for group and others
|
|
|
471 * (they must not write the swapfile).
|
|
|
472 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
473 * not be able to write to the file ourselves.
|
|
|
474 * Setting the bits is done below, after creating the swap file.
|
|
|
475 */
|
|
|
476 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
477 #endif
|
|
|
478 #ifdef FEAT_CW_EDITOR
|
|
|
479 /* Get the FSSpec on MacOS
|
|
|
480 * TODO: Update it properly when the buffer name changes
|
|
|
481 */
|
|
|
482 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
483 #endif
|
|
|
484 #ifdef VMS
|
|
|
485 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
486 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
487 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
488 #endif
|
|
|
489 }
|
|
|
490 else
|
|
|
491 {
|
|
|
492 curbuf->b_mtime = 0;
|
|
|
493 curbuf->b_mtime_read = 0;
|
|
|
494 curbuf->b_orig_size = 0;
|
|
|
495 curbuf->b_orig_mode = 0;
|
|
|
496 }
|
|
|
497
|
|
|
498 /* Reset the "new file" flag. It will be set again below when the
|
|
|
499 * file doesn't exist. */
|
|
|
500 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
501 }
|
|
|
502
|
|
|
503 /*
|
|
|
504 * for UNIX: check readonly with perm and mch_access()
|
|
|
505 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
506 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
507 */
|
|
|
508 file_readonly = FALSE;
|
|
|
509 if (read_stdin)
|
|
|
510 {
|
|
|
511 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
512 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
513 setmode(0, O_BINARY);
|
|
|
514 #endif
|
|
|
515 }
|
|
|
516 else if (!read_buffer)
|
|
|
517 {
|
|
|
518 #ifdef USE_MCH_ACCESS
|
|
|
519 if (
|
|
|
520 # ifdef UNIX
|
|
|
521 !(perm & 0222) ||
|
|
|
522 # endif
|
|
|
523 mch_access((char *)fname, W_OK))
|
|
|
524 file_readonly = TRUE;
|
|
|
525 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
526 #else
|
|
|
527 if (!newfile
|
|
|
528 || readonlymode
|
|
|
529 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
530 {
|
|
|
531 file_readonly = TRUE;
|
|
|
532 /* try to open ro */
|
|
|
533 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
534 }
|
|
|
535 #endif
|
|
|
536 }
|
|
|
537
|
|
|
538 if (fd < 0) /* cannot open at all */
|
|
|
539 {
|
|
|
540 #ifndef UNIX
|
|
|
541 int isdir_f;
|
|
|
542 #endif
|
|
|
543 msg_scroll = msg_save;
|
|
|
544 #ifndef UNIX
|
|
|
545 /*
|
|
|
546 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
547 */
|
|
|
548 isdir_f = (mch_isdir(fname));
|
|
|
549 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
550 if (isdir_f)
|
|
|
551 {
|
|
|
552 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
553 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
554 }
|
|
|
555 else
|
|
|
556 #endif
|
|
|
557 if (newfile)
|
|
|
558 {
|
|
|
559 if (perm < 0)
|
|
|
560 {
|
|
|
561 /*
|
|
|
562 * Set the 'new-file' flag, so that when the file has
|
|
|
563 * been created by someone else, a ":w" will complain.
|
|
|
564 */
|
|
|
565 curbuf->b_flags |= BF_NEW;
|
|
|
566
|
|
|
567 /* Create a swap file now, so that other Vims are warned
|
|
|
568 * that we are editing this file. Don't do this for a
|
|
|
569 * "nofile" or "nowrite" buffer type. */
|
|
|
570 #ifdef FEAT_QUICKFIX
|
|
|
571 if (!bt_dontwrite(curbuf))
|
|
|
572 #endif
|
|
|
573 check_need_swap(newfile);
|
|
592
|
574 if (dir_of_file_exists(fname))
|
|
|
575 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
576 else
|
|
|
577 filemess(curbuf, sfname,
|
|
|
578 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
579 #ifdef FEAT_VIMINFO
|
|
|
580 /* Even though this is a new file, it might have been
|
|
|
581 * edited before and deleted. Get the old marks. */
|
|
|
582 check_marks_read();
|
|
|
583 #endif
|
|
|
584 #ifdef FEAT_MBYTE
|
|
|
585 if (eap != NULL && eap->force_enc != 0)
|
|
|
586 {
|
|
|
587 /* set forced 'fileencoding' */
|
|
|
588 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
589 if (fenc != NULL)
|
|
|
590 set_string_option_direct((char_u *)"fenc", -1,
|
|
694
|
591 fenc, OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
592 vim_free(fenc);
|
|
|
593 }
|
|
|
594 #endif
|
|
|
595 #ifdef FEAT_AUTOCMD
|
|
|
596 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
597 FALSE, curbuf, eap);
|
|
|
598 #endif
|
|
|
599 /* remember the current fileformat */
|
|
|
600 save_file_ff(curbuf);
|
|
|
601
|
|
|
602 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
603 if (aborting()) /* autocmds may abort script processing */
|
|
|
604 return FAIL;
|
|
|
605 #endif
|
|
|
606 return OK; /* a new file is not an error */
|
|
|
607 }
|
|
|
608 else
|
|
|
609 {
|
|
550
|
610 filemess(curbuf, sfname, (char_u *)(
|
|
|
611 # ifdef EFBIG
|
|
|
612 (errno == EFBIG) ? _("[File too big]") :
|
|
|
613 # endif
|
|
|
614 _("[Permission Denied]")), 0);
|
|
7
|
615 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
616 }
|
|
|
617 }
|
|
|
618
|
|
|
619 return FAIL;
|
|
|
620 }
|
|
|
621
|
|
|
622 /*
|
|
|
623 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
624 * loaded. Help files always get readonly mode
|
|
|
625 */
|
|
|
626 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
627 curbuf->b_p_ro = TRUE;
|
|
|
628
|
|
819
|
629 if (set_options)
|
|
7
|
630 {
|
|
|
631 curbuf->b_p_eol = TRUE;
|
|
|
632 curbuf->b_start_eol = TRUE;
|
|
|
633 #ifdef FEAT_MBYTE
|
|
|
634 curbuf->b_p_bomb = FALSE;
|
|
|
635 #endif
|
|
|
636 }
|
|
|
637
|
|
|
638 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
639 * editing this file.
|
|
|
640 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
641 #ifdef FEAT_QUICKFIX
|
|
|
642 if (!bt_dontwrite(curbuf))
|
|
|
643 #endif
|
|
|
644 {
|
|
|
645 check_need_swap(newfile);
|
|
|
646 #ifdef UNIX
|
|
|
647 /* Set swap file protection bits after creating it. */
|
|
|
648 if (swap_mode > 0 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
649 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
650 #endif
|
|
|
651 }
|
|
|
652
|
|
578
|
653 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
654 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
655 if (swap_exists_action == SEA_QUIT)
|
|
|
656 {
|
|
|
657 if (!read_buffer && !read_stdin)
|
|
|
658 close(fd);
|
|
|
659 return FAIL;
|
|
|
660 }
|
|
|
661 #endif
|
|
|
662
|
|
|
663 ++no_wait_return; /* don't wait for return yet */
|
|
|
664
|
|
|
665 /*
|
|
|
666 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
667 */
|
|
|
668 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
669 curbuf->b_op_start.col = 0;
|
|
|
670
|
|
|
671 #ifdef FEAT_AUTOCMD
|
|
|
672 if (!read_buffer)
|
|
|
673 {
|
|
|
674 int m = msg_scroll;
|
|
|
675 int n = msg_scrolled;
|
|
|
676 buf_T *old_curbuf = curbuf;
|
|
|
677
|
|
|
678 /*
|
|
|
679 * The file must be closed again, the autocommands may want to change
|
|
|
680 * the file before reading it.
|
|
|
681 */
|
|
|
682 if (!read_stdin)
|
|
|
683 close(fd); /* ignore errors */
|
|
|
684
|
|
|
685 /*
|
|
|
686 * The output from the autocommands should not overwrite anything and
|
|
|
687 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
688 * output was done.
|
|
|
689 */
|
|
|
690 msg_scroll = TRUE;
|
|
|
691 if (filtering)
|
|
|
692 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
693 FALSE, curbuf, eap);
|
|
|
694 else if (read_stdin)
|
|
|
695 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
696 FALSE, curbuf, eap);
|
|
|
697 else if (newfile)
|
|
|
698 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
699 FALSE, curbuf, eap);
|
|
|
700 else
|
|
|
701 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
702 FALSE, NULL, eap);
|
|
|
703 if (msg_scrolled == n)
|
|
|
704 msg_scroll = m;
|
|
|
705
|
|
|
706 #ifdef FEAT_EVAL
|
|
|
707 if (aborting()) /* autocmds may abort script processing */
|
|
|
708 {
|
|
|
709 --no_wait_return;
|
|
|
710 msg_scroll = msg_save;
|
|
|
711 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
712 return FAIL;
|
|
|
713 }
|
|
|
714 #endif
|
|
|
715 /*
|
|
|
716 * Don't allow the autocommands to change the current buffer.
|
|
|
717 * Try to re-open the file.
|
|
|
718 */
|
|
|
719 if (!read_stdin && (curbuf != old_curbuf
|
|
|
720 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
721 {
|
|
|
722 --no_wait_return;
|
|
|
723 msg_scroll = msg_save;
|
|
|
724 if (fd < 0)
|
|
|
725 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
726 else
|
|
|
727 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
728 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
729 return FAIL;
|
|
|
730 }
|
|
|
731 }
|
|
|
732 #endif /* FEAT_AUTOCMD */
|
|
|
733
|
|
|
734 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
735 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
736
|
|
|
737 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
738 {
|
|
|
739 /*
|
|
|
740 * Show the user that we are busy reading the input. Sometimes this
|
|
|
741 * may take a while. When reading from stdin another program may
|
|
|
742 * still be running, don't move the cursor to the last line, unless
|
|
|
743 * always using the GUI.
|
|
|
744 */
|
|
|
745 if (read_stdin)
|
|
|
746 {
|
|
|
747 #ifndef ALWAYS_USE_GUI
|
|
|
748 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
749 #endif
|
|
|
750 #ifdef FEAT_GUI
|
|
|
751 /* Also write a message in the GUI window, if there is one. */
|
|
|
752 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
753 {
|
|
|
754 p = (char_u *)_("Reading from stdin...");
|
|
|
755 gui_write(p, (int)STRLEN(p));
|
|
|
756 }
|
|
|
757 #endif
|
|
|
758 }
|
|
|
759 else if (!read_buffer)
|
|
|
760 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
761 }
|
|
|
762
|
|
|
763 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
764
|
|
|
765 /*
|
|
|
766 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
767 * fileformat, and after the autocommands, which may change them.
|
|
|
768 */
|
|
|
769 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
770
|
|
|
771 #ifdef FEAT_MBYTE
|
|
595
|
772 /* "++bad=" argument. */
|
|
|
773 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
774 {
|
|
595
|
775 bad_char_behavior = eap->bad_char;
|
|
819
|
776 if (set_options)
|
|
612
|
777 curbuf->b_bad_char = eap->bad_char;
|
|
|
778 }
|
|
|
779 else
|
|
|
780 curbuf->b_bad_char = 0;
|
|
595
|
781
|
|
7
|
782 /*
|
|
595
|
783 * Decide which 'encoding' to use or use first.
|
|
7
|
784 */
|
|
|
785 if (eap != NULL && eap->force_enc != 0)
|
|
|
786 {
|
|
|
787 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
788 fenc_alloced = TRUE;
|
|
595
|
789 keep_dest_enc = TRUE;
|
|
7
|
790 }
|
|
|
791 else if (curbuf->b_p_bin)
|
|
|
792 {
|
|
|
793 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
794 fenc_alloced = FALSE;
|
|
|
795 }
|
|
|
796 else if (curbuf->b_help)
|
|
|
797 {
|
|
|
798 char_u firstline[80];
|
|
301
|
799 int fc;
|
|
7
|
800
|
|
|
801 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
802 * fails it must be latin1.
|
|
|
803 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
804 * this when needed to avoid [converted] remarks all the time.
|
|
|
805 * It is needed when the first line contains non-ASCII characters.
|
|
|
806 * That is only in *.??x files. */
|
|
|
807 fenc = (char_u *)"latin1";
|
|
|
808 c = enc_utf8;
|
|
301
|
809 if (!c && !read_stdin)
|
|
|
810 {
|
|
|
811 fc = fname[STRLEN(fname) - 1];
|
|
|
812 if (TOLOWER_ASC(fc) == 'x')
|
|
|
813 {
|
|
|
814 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
815 * the start of the file. If the read() fails "len" is -1. */
|
|
|
816 len = vim_read(fd, firstline, 80);
|
|
|
817 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
818 for (p = firstline; p < firstline + len; ++p)
|
|
|
819 if (*p >= 0x80)
|
|
|
820 {
|
|
|
821 c = TRUE;
|
|
|
822 break;
|
|
|
823 }
|
|
|
824 }
|
|
7
|
825 }
|
|
|
826
|
|
|
827 if (c)
|
|
|
828 {
|
|
|
829 fenc_next = fenc;
|
|
|
830 fenc = (char_u *)"utf-8";
|
|
|
831
|
|
|
832 /* When the file is utf-8 but a character doesn't fit in
|
|
|
833 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
834 * doesn't make sense. */
|
|
844
|
835 if (!enc_utf8)
|
|
|
836 keep_dest_enc = TRUE;
|
|
7
|
837 }
|
|
|
838 fenc_alloced = FALSE;
|
|
|
839 }
|
|
|
840 else if (*p_fencs == NUL)
|
|
|
841 {
|
|
|
842 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
843 fenc_alloced = FALSE;
|
|
|
844 }
|
|
|
845 else
|
|
|
846 {
|
|
|
847 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
848 fenc = next_fenc(&fenc_next);
|
|
|
849 fenc_alloced = TRUE;
|
|
|
850 }
|
|
|
851 #endif
|
|
|
852
|
|
|
853 /*
|
|
|
854 * Jump back here to retry reading the file in different ways.
|
|
|
855 * Reasons to retry:
|
|
|
856 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
857 * - BOM detected and fenc was set, need to setup conversion
|
|
|
858 * - "fileformat" check failed: try another
|
|
|
859 *
|
|
|
860 * Variables set for special retry actions:
|
|
|
861 * "file_rewind" Rewind the file to start reading it again.
|
|
|
862 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
863 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
864 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
865 * "keep_fileformat" Don't reset "fileformat".
|
|
|
866 *
|
|
|
867 * Other status indicators:
|
|
|
868 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
869 * Output file has to be deleted afterwards.
|
|
|
870 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
871 */
|
|
|
872 retry:
|
|
|
873
|
|
|
874 if (file_rewind)
|
|
|
875 {
|
|
|
876 if (read_buffer)
|
|
|
877 {
|
|
|
878 read_buf_lnum = 1;
|
|
|
879 read_buf_col = 0;
|
|
|
880 }
|
|
|
881 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
882 {
|
|
|
883 /* Can't rewind the file, give up. */
|
|
|
884 error = TRUE;
|
|
|
885 goto failed;
|
|
|
886 }
|
|
|
887 /* Delete the previously read lines. */
|
|
|
888 while (lnum > from)
|
|
|
889 ml_delete(lnum--, FALSE);
|
|
|
890 file_rewind = FALSE;
|
|
|
891 #ifdef FEAT_MBYTE
|
|
819
|
892 if (set_options)
|
|
7
|
893 curbuf->b_p_bomb = FALSE;
|
|
595
|
894 conv_error = 0;
|
|
7
|
895 #endif
|
|
|
896 }
|
|
|
897
|
|
|
898 /*
|
|
|
899 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
900 * will be reset.
|
|
|
901 */
|
|
|
902 if (keep_fileformat)
|
|
|
903 keep_fileformat = FALSE;
|
|
|
904 else
|
|
|
905 {
|
|
|
906 if (eap != NULL && eap->force_ff != 0)
|
|
|
907 fileformat = get_fileformat_force(curbuf, eap);
|
|
|
908 else if (curbuf->b_p_bin)
|
|
|
909 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
910 else if (*p_ffs == NUL)
|
|
|
911 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
912 else
|
|
|
913 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
914 }
|
|
|
915
|
|
|
916 #ifdef FEAT_MBYTE
|
|
|
917 # ifdef USE_ICONV
|
|
|
918 if (iconv_fd != (iconv_t)-1)
|
|
|
919 {
|
|
|
920 /* aborted conversion with iconv(), close the descriptor */
|
|
|
921 iconv_close(iconv_fd);
|
|
|
922 iconv_fd = (iconv_t)-1;
|
|
|
923 }
|
|
|
924 # endif
|
|
|
925
|
|
|
926 if (advance_fenc)
|
|
|
927 {
|
|
|
928 /*
|
|
|
929 * Try the next entry in 'fileencodings'.
|
|
|
930 */
|
|
|
931 advance_fenc = FALSE;
|
|
|
932
|
|
|
933 if (eap != NULL && eap->force_enc != 0)
|
|
|
934 {
|
|
|
935 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
936 * without conversion. */
|
|
|
937 notconverted = TRUE;
|
|
595
|
938 conv_error = 0;
|
|
7
|
939 if (fenc_alloced)
|
|
|
940 vim_free(fenc);
|
|
|
941 fenc = (char_u *)"";
|
|
|
942 fenc_alloced = FALSE;
|
|
|
943 }
|
|
|
944 else
|
|
|
945 {
|
|
|
946 if (fenc_alloced)
|
|
|
947 vim_free(fenc);
|
|
|
948 if (fenc_next != NULL)
|
|
|
949 {
|
|
|
950 fenc = next_fenc(&fenc_next);
|
|
|
951 fenc_alloced = (fenc_next != NULL);
|
|
|
952 }
|
|
|
953 else
|
|
|
954 {
|
|
|
955 fenc = (char_u *)"";
|
|
|
956 fenc_alloced = FALSE;
|
|
|
957 }
|
|
|
958 }
|
|
|
959 if (tmpname != NULL)
|
|
|
960 {
|
|
|
961 mch_remove(tmpname); /* delete converted file */
|
|
|
962 vim_free(tmpname);
|
|
|
963 tmpname = NULL;
|
|
|
964 }
|
|
|
965 }
|
|
|
966
|
|
|
967 /*
|
|
|
968 * Conversion is required when the encoding of the file is different
|
|
|
969 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
970 * conversion to UTF-8).
|
|
|
971 */
|
|
|
972 fio_flags = 0;
|
|
|
973 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
974 if (converted || enc_unicode != 0)
|
|
|
975 {
|
|
|
976
|
|
|
977 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
978 * for a BOM. */
|
|
|
979 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
980 fio_flags = FIO_UCSBOM;
|
|
|
981
|
|
|
982 /*
|
|
|
983 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
984 * done. This is handled below after read(). Prepare the
|
|
|
985 * fio_flags to avoid having to parse the string each time.
|
|
|
986 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
987 * appears not to handle this correctly. This works just like
|
|
|
988 * conversion to UTF-8 except how the resulting character is put in
|
|
|
989 * the buffer.
|
|
|
990 */
|
|
|
991 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
992 fio_flags = get_fio_flags(fenc);
|
|
|
993
|
|
|
994 # ifdef WIN3264
|
|
|
995 /*
|
|
|
996 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
997 * is handled with MultiByteToWideChar().
|
|
|
998 */
|
|
|
999 if (fio_flags == 0)
|
|
|
1000 fio_flags = get_win_fio_flags(fenc);
|
|
|
1001 # endif
|
|
|
1002
|
|
|
1003 # ifdef MACOS_X
|
|
|
1004 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
1005 if (fio_flags == 0)
|
|
|
1006 fio_flags = get_mac_fio_flags(fenc);
|
|
|
1007 # endif
|
|
|
1008
|
|
|
1009 # ifdef USE_ICONV
|
|
|
1010 /*
|
|
|
1011 * Try using iconv() if we can't convert internally.
|
|
|
1012 */
|
|
|
1013 if (fio_flags == 0
|
|
|
1014 # ifdef FEAT_EVAL
|
|
|
1015 && !did_iconv
|
|
|
1016 # endif
|
|
|
1017 )
|
|
|
1018 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1019 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1020 # endif
|
|
|
1021
|
|
|
1022 # ifdef FEAT_EVAL
|
|
|
1023 /*
|
|
|
1024 * Use the 'charconvert' expression when conversion is required
|
|
|
1025 * and we can't do it internally or with iconv().
|
|
|
1026 */
|
|
|
1027 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1028 # ifdef USE_ICONV
|
|
|
1029 && iconv_fd == (iconv_t)-1
|
|
|
1030 # endif
|
|
|
1031 )
|
|
|
1032 {
|
|
|
1033 # ifdef USE_ICONV
|
|
|
1034 did_iconv = FALSE;
|
|
|
1035 # endif
|
|
|
1036 /* Skip conversion when it's already done (retry for wrong
|
|
|
1037 * "fileformat"). */
|
|
|
1038 if (tmpname == NULL)
|
|
|
1039 {
|
|
|
1040 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1041 if (tmpname == NULL)
|
|
|
1042 {
|
|
|
1043 /* Conversion failed. Try another one. */
|
|
|
1044 advance_fenc = TRUE;
|
|
|
1045 if (fd < 0)
|
|
|
1046 {
|
|
|
1047 /* Re-opening the original file failed! */
|
|
|
1048 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1049 error = TRUE;
|
|
|
1050 goto failed;
|
|
|
1051 }
|
|
|
1052 goto retry;
|
|
|
1053 }
|
|
|
1054 }
|
|
|
1055 }
|
|
|
1056 else
|
|
|
1057 # endif
|
|
|
1058 {
|
|
|
1059 if (fio_flags == 0
|
|
|
1060 # ifdef USE_ICONV
|
|
|
1061 && iconv_fd == (iconv_t)-1
|
|
|
1062 # endif
|
|
|
1063 )
|
|
|
1064 {
|
|
|
1065 /* Conversion wanted but we can't.
|
|
|
1066 * Try the next conversion in 'fileencodings' */
|
|
|
1067 advance_fenc = TRUE;
|
|
|
1068 goto retry;
|
|
|
1069 }
|
|
|
1070 }
|
|
|
1071 }
|
|
|
1072
|
|
595
|
1073 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1074 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1075 * stdin or fixed at a specific encoding. */
|
|
|
1076 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1077 #endif
|
|
|
1078
|
|
|
1079 if (!skip_read)
|
|
|
1080 {
|
|
|
1081 linerest = 0;
|
|
|
1082 filesize = 0;
|
|
|
1083 skip_count = lines_to_skip;
|
|
|
1084 read_count = lines_to_read;
|
|
|
1085 #ifdef FEAT_MBYTE
|
|
|
1086 conv_restlen = 0;
|
|
|
1087 #endif
|
|
|
1088 }
|
|
|
1089
|
|
|
1090 while (!error && !got_int)
|
|
|
1091 {
|
|
|
1092 /*
|
|
|
1093 * We allocate as much space for the file as we can get, plus
|
|
|
1094 * space for the old line plus room for one terminating NUL.
|
|
|
1095 * The amount is limited by the fact that read() only can read
|
|
|
1096 * upto max_unsigned characters (and other things).
|
|
|
1097 */
|
|
|
1098 #if SIZEOF_INT <= 2
|
|
|
1099 if (linerest >= 0x7ff0)
|
|
|
1100 {
|
|
|
1101 ++split;
|
|
|
1102 *ptr = NL; /* split line by inserting a NL */
|
|
|
1103 size = 1;
|
|
|
1104 }
|
|
|
1105 else
|
|
|
1106 #endif
|
|
|
1107 {
|
|
|
1108 if (!skip_read)
|
|
|
1109 {
|
|
|
1110 #if SIZEOF_INT > 2
|
|
|
1111 # ifdef __TANDEM
|
|
|
1112 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1113 # else
|
|
|
1114 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1115 # endif
|
|
|
1116 #else
|
|
|
1117 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1118 #endif
|
|
|
1119
|
|
836
|
1120 for ( ; size >= 10; size = (long)((long_u)size >> 1))
|
|
7
|
1121 {
|
|
|
1122 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1123 FALSE)) != NULL)
|
|
|
1124 break;
|
|
|
1125 }
|
|
|
1126 if (new_buffer == NULL)
|
|
|
1127 {
|
|
|
1128 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1129 error = TRUE;
|
|
|
1130 break;
|
|
|
1131 }
|
|
|
1132 if (linerest) /* copy characters from the previous buffer */
|
|
|
1133 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1134 vim_free(buffer);
|
|
|
1135 buffer = new_buffer;
|
|
|
1136 ptr = buffer + linerest;
|
|
|
1137 line_start = buffer;
|
|
|
1138
|
|
|
1139 #ifdef FEAT_MBYTE
|
|
|
1140 /* May need room to translate into.
|
|
|
1141 * For iconv() we don't really know the required space, use a
|
|
|
1142 * factor ICONV_MULT.
|
|
|
1143 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1144 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1145 * become up to 4 bytes, size must be multiple of 2
|
|
|
1146 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1147 * multiple of 2
|
|
|
1148 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1149 * multiple of 4 */
|
|
835
|
1150 real_size = (int)size;
|
|
7
|
1151 # ifdef USE_ICONV
|
|
|
1152 if (iconv_fd != (iconv_t)-1)
|
|
|
1153 size = size / ICONV_MULT;
|
|
|
1154 else
|
|
|
1155 # endif
|
|
|
1156 if (fio_flags & FIO_LATIN1)
|
|
|
1157 size = size / 2;
|
|
|
1158 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1159 size = (size * 2 / 3) & ~1;
|
|
|
1160 else if (fio_flags & FIO_UCS4)
|
|
|
1161 size = (size * 2 / 3) & ~3;
|
|
|
1162 else if (fio_flags == FIO_UCSBOM)
|
|
|
1163 size = size / ICONV_MULT; /* worst case */
|
|
|
1164 # ifdef WIN3264
|
|
|
1165 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1166 size = size / ICONV_MULT; /* also worst case */
|
|
|
1167 # endif
|
|
|
1168 # ifdef MACOS_X
|
|
|
1169 else if (fio_flags & FIO_MACROMAN)
|
|
|
1170 size = size / ICONV_MULT; /* also worst case */
|
|
|
1171 # endif
|
|
|
1172 #endif
|
|
|
1173
|
|
|
1174 #ifdef FEAT_MBYTE
|
|
|
1175 if (conv_restlen > 0)
|
|
|
1176 {
|
|
|
1177 /* Insert unconverted bytes from previous line. */
|
|
|
1178 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1179 ptr += conv_restlen;
|
|
|
1180 size -= conv_restlen;
|
|
|
1181 }
|
|
|
1182 #endif
|
|
|
1183
|
|
|
1184 if (read_buffer)
|
|
|
1185 {
|
|
|
1186 /*
|
|
|
1187 * Read bytes from curbuf. Used for converting text read
|
|
|
1188 * from stdin.
|
|
|
1189 */
|
|
|
1190 if (read_buf_lnum > from)
|
|
|
1191 size = 0;
|
|
|
1192 else
|
|
|
1193 {
|
|
|
1194 int n, ni;
|
|
|
1195 long tlen;
|
|
|
1196
|
|
|
1197 tlen = 0;
|
|
|
1198 for (;;)
|
|
|
1199 {
|
|
|
1200 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1201 n = (int)STRLEN(p);
|
|
|
1202 if ((int)tlen + n + 1 > size)
|
|
|
1203 {
|
|
|
1204 /* Filled up to "size", append partial line.
|
|
|
1205 * Change NL to NUL to reverse the effect done
|
|
|
1206 * below. */
|
|
835
|
1207 n = (int)(size - tlen);
|
|
7
|
1208 for (ni = 0; ni < n; ++ni)
|
|
|
1209 {
|
|
|
1210 if (p[ni] == NL)
|
|
|
1211 ptr[tlen++] = NUL;
|
|
|
1212 else
|
|
|
1213 ptr[tlen++] = p[ni];
|
|
|
1214 }
|
|
|
1215 read_buf_col += n;
|
|
|
1216 break;
|
|
|
1217 }
|
|
|
1218 else
|
|
|
1219 {
|
|
|
1220 /* Append whole line and new-line. Change NL
|
|
|
1221 * to NUL to reverse the effect done below. */
|
|
|
1222 for (ni = 0; ni < n; ++ni)
|
|
|
1223 {
|
|
|
1224 if (p[ni] == NL)
|
|
|
1225 ptr[tlen++] = NUL;
|
|
|
1226 else
|
|
|
1227 ptr[tlen++] = p[ni];
|
|
|
1228 }
|
|
|
1229 ptr[tlen++] = NL;
|
|
|
1230 read_buf_col = 0;
|
|
|
1231 if (++read_buf_lnum > from)
|
|
|
1232 {
|
|
|
1233 /* When the last line didn't have an
|
|
|
1234 * end-of-line don't add it now either. */
|
|
|
1235 if (!curbuf->b_p_eol)
|
|
|
1236 --tlen;
|
|
|
1237 size = tlen;
|
|
|
1238 break;
|
|
|
1239 }
|
|
|
1240 }
|
|
|
1241 }
|
|
|
1242 }
|
|
|
1243 }
|
|
|
1244 else
|
|
|
1245 {
|
|
|
1246 /*
|
|
|
1247 * Read bytes from the file.
|
|
|
1248 */
|
|
|
1249 size = vim_read(fd, ptr, size);
|
|
|
1250 }
|
|
|
1251
|
|
|
1252 if (size <= 0)
|
|
|
1253 {
|
|
|
1254 if (size < 0) /* read error */
|
|
|
1255 error = TRUE;
|
|
|
1256 #ifdef FEAT_MBYTE
|
|
|
1257 else if (conv_restlen > 0)
|
|
595
|
1258 {
|
|
|
1259 /* Reached end-of-file but some trailing bytes could
|
|
|
1260 * not be converted. Trucated file? */
|
|
|
1261 if (conv_error == 0)
|
|
|
1262 conv_error = linecnt;
|
|
|
1263 if (bad_char_behavior != BAD_DROP)
|
|
|
1264 {
|
|
|
1265 fio_flags = 0; /* don't convert this */
|
|
834
|
1266 # ifdef USE_ICONV
|
|
|
1267 if (iconv_fd != (iconv_t)-1)
|
|
|
1268 {
|
|
|
1269 iconv_close(iconv_fd);
|
|
|
1270 iconv_fd = (iconv_t)-1;
|
|
|
1271 }
|
|
|
1272 # endif
|
|
595
|
1273 if (bad_char_behavior == BAD_KEEP)
|
|
|
1274 {
|
|
|
1275 /* Keep the trailing bytes as-is. */
|
|
|
1276 size = conv_restlen;
|
|
|
1277 ptr -= conv_restlen;
|
|
|
1278 }
|
|
|
1279 else
|
|
|
1280 {
|
|
|
1281 /* Replace the trailing bytes with the
|
|
|
1282 * replacement character. */
|
|
|
1283 size = 1;
|
|
|
1284 *--ptr = bad_char_behavior;
|
|
|
1285 }
|
|
|
1286 conv_restlen = 0;
|
|
|
1287 }
|
|
|
1288 }
|
|
7
|
1289 #endif
|
|
|
1290 }
|
|
|
1291
|
|
|
1292 #ifdef FEAT_CRYPT
|
|
|
1293 /*
|
|
|
1294 * At start of file: Check for magic number of encryption.
|
|
|
1295 */
|
|
|
1296 if (filesize == 0)
|
|
|
1297 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1298 &filesize, newfile);
|
|
|
1299 /*
|
|
|
1300 * Decrypt the read bytes.
|
|
|
1301 */
|
|
|
1302 if (cryptkey != NULL && size > 0)
|
|
|
1303 for (p = ptr; p < ptr + size; ++p)
|
|
|
1304 ZDECODE(*p);
|
|
|
1305 #endif
|
|
|
1306 }
|
|
|
1307 skip_read = FALSE;
|
|
|
1308
|
|
|
1309 #ifdef FEAT_MBYTE
|
|
|
1310 /*
|
|
|
1311 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1312 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1313 * converting with 'charconvert' or when a BOM has already been
|
|
|
1314 * found.
|
|
|
1315 */
|
|
|
1316 if ((filesize == 0
|
|
|
1317 # ifdef FEAT_CRYPT
|
|
|
1318 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1319 # endif
|
|
|
1320 )
|
|
|
1321 && (fio_flags == FIO_UCSBOM
|
|
|
1322 || (!curbuf->b_p_bomb
|
|
|
1323 && tmpname == NULL
|
|
|
1324 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1325 {
|
|
|
1326 char_u *ccname;
|
|
|
1327 int blen;
|
|
|
1328
|
|
|
1329 /* no BOM detection in a short file or in binary mode */
|
|
|
1330 if (size < 2 || curbuf->b_p_bin)
|
|
|
1331 ccname = NULL;
|
|
|
1332 else
|
|
|
1333 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1334 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1335 if (ccname != NULL)
|
|
|
1336 {
|
|
|
1337 /* Remove BOM from the text */
|
|
|
1338 filesize += blen;
|
|
|
1339 size -= blen;
|
|
|
1340 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
819
|
1341 if (set_options)
|
|
7
|
1342 curbuf->b_p_bomb = TRUE;
|
|
|
1343 }
|
|
|
1344
|
|
|
1345 if (fio_flags == FIO_UCSBOM)
|
|
|
1346 {
|
|
|
1347 if (ccname == NULL)
|
|
|
1348 {
|
|
|
1349 /* No BOM detected: retry with next encoding. */
|
|
|
1350 advance_fenc = TRUE;
|
|
|
1351 }
|
|
|
1352 else
|
|
|
1353 {
|
|
|
1354 /* BOM detected: set "fenc" and jump back */
|
|
|
1355 if (fenc_alloced)
|
|
|
1356 vim_free(fenc);
|
|
|
1357 fenc = ccname;
|
|
|
1358 fenc_alloced = FALSE;
|
|
|
1359 }
|
|
|
1360 /* retry reading without getting new bytes or rewinding */
|
|
|
1361 skip_read = TRUE;
|
|
|
1362 goto retry;
|
|
|
1363 }
|
|
|
1364 }
|
|
|
1365 #endif
|
|
|
1366 /*
|
|
|
1367 * Break here for a read error or end-of-file.
|
|
|
1368 */
|
|
|
1369 if (size <= 0)
|
|
|
1370 break;
|
|
|
1371
|
|
|
1372 #ifdef FEAT_MBYTE
|
|
|
1373
|
|
|
1374 /* Include not converted bytes. */
|
|
|
1375 ptr -= conv_restlen;
|
|
|
1376 size += conv_restlen;
|
|
|
1377 conv_restlen = 0;
|
|
|
1378
|
|
|
1379 # ifdef USE_ICONV
|
|
|
1380 if (iconv_fd != (iconv_t)-1)
|
|
|
1381 {
|
|
|
1382 /*
|
|
|
1383 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1384 * iconv().
|
|
|
1385 */
|
|
|
1386 const char *fromp;
|
|
|
1387 char *top;
|
|
|
1388 size_t from_size;
|
|
|
1389 size_t to_size;
|
|
|
1390
|
|
|
1391 fromp = (char *)ptr;
|
|
|
1392 from_size = size;
|
|
|
1393 ptr += size;
|
|
|
1394 top = (char *)ptr;
|
|
|
1395 to_size = real_size - size;
|
|
|
1396
|
|
|
1397 /*
|
|
|
1398 * If there is conversion error or not enough room try using
|
|
179
|
1399 * another conversion. Except for when there is no
|
|
|
1400 * alternative (help files).
|
|
7
|
1401 */
|
|
177
|
1402 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1403 &top, &to_size)
|
|
7
|
1404 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1405 || from_size > CONV_RESTLEN)
|
|
177
|
1406 {
|
|
595
|
1407 if (can_retry)
|
|
375
|
1408 goto rewind_retry;
|
|
595
|
1409 if (conv_error == 0)
|
|
|
1410 conv_error = readfile_linenr(linecnt,
|
|
|
1411 ptr, (char_u *)top);
|
|
|
1412
|
|
|
1413 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1414 ++fromp;
|
|
|
1415 --from_size;
|
|
595
|
1416 if (bad_char_behavior == BAD_KEEP)
|
|
|
1417 {
|
|
|
1418 *top++ = *(fromp - 1);
|
|
|
1419 --to_size;
|
|
|
1420 }
|
|
|
1421 else if (bad_char_behavior != BAD_DROP)
|
|
|
1422 {
|
|
|
1423 *top++ = bad_char_behavior;
|
|
|
1424 --to_size;
|
|
|
1425 }
|
|
177
|
1426 }
|
|
7
|
1427
|
|
|
1428 if (from_size > 0)
|
|
|
1429 {
|
|
|
1430 /* Some remaining characters, keep them for the next
|
|
|
1431 * round. */
|
|
|
1432 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1433 conv_restlen = (int)from_size;
|
|
|
1434 }
|
|
|
1435
|
|
|
1436 /* move the linerest to before the converted characters */
|
|
|
1437 line_start = ptr - linerest;
|
|
|
1438 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1439 size = (long)((char_u *)top - ptr);
|
|
|
1440 }
|
|
|
1441 # endif
|
|
|
1442
|
|
|
1443 # ifdef WIN3264
|
|
|
1444 if (fio_flags & FIO_CODEPAGE)
|
|
|
1445 {
|
|
595
|
1446 char_u *src, *dst;
|
|
|
1447 WCHAR ucs2buf[3];
|
|
|
1448 int ucs2len;
|
|
|
1449 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1450 int bytelen;
|
|
|
1451 int found_bad;
|
|
|
1452 char replstr[2];
|
|
|
1453
|
|
7
|
1454 /*
|
|
|
1455 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1456 * a codepage, using standard MS-Windows functions. This
|
|
|
1457 * requires two steps:
|
|
|
1458 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1459 * 2. convert from ucs-2 to 'encoding'
|
|
|
1460 *
|
|
|
1461 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1462 * sequence at the end, we may have to do the conversion one
|
|
|
1463 * character at a time to get it right.
|
|
7
|
1464 */
|
|
595
|
1465
|
|
|
1466 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1467 if (bad_char_behavior > 0)
|
|
|
1468 replstr[0] = bad_char_behavior;
|
|
|
1469 else
|
|
|
1470 replstr[0] = '?';
|
|
|
1471 replstr[1] = NUL;
|
|
|
1472
|
|
|
1473 /*
|
|
|
1474 * Move the bytes to the end of the buffer, so that we have
|
|
|
1475 * room to put the result at the start.
|
|
|
1476 */
|
|
|
1477 src = ptr + real_size - size;
|
|
|
1478 mch_memmove(src, ptr, size);
|
|
7
|
1479
|
|
|
1480 /*
|
|
595
|
1481 * Do the conversion.
|
|
7
|
1482 */
|
|
595
|
1483 dst = ptr;
|
|
|
1484 size = size;
|
|
|
1485 while (size > 0)
|
|
7
|
1486 {
|
|
595
|
1487 found_bad = FALSE;
|
|
7
|
1488
|
|
|
1489 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1490 if (codepage == CP_UTF8)
|
|
7
|
1491 {
|
|
595
|
1492 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1493 * trailing bytes properly.
|
|
|
1494 * Get one UTF-8 character from src. */
|
|
835
|
1495 bytelen = (int)utf_ptr2len_len(src, size);
|
|
595
|
1496 if (bytelen > size)
|
|
|
1497 {
|
|
|
1498 /* Only got some bytes of a character. Normally
|
|
|
1499 * it's put in "conv_rest", but if it's too long
|
|
|
1500 * deal with it as if they were illegal bytes. */
|
|
|
1501 if (bytelen <= CONV_RESTLEN)
|
|
|
1502 break;
|
|
|
1503
|
|
|
1504 /* weird overlong byte sequence */
|
|
|
1505 bytelen = size;
|
|
|
1506 found_bad = TRUE;
|
|
|
1507 }
|
|
|
1508 else
|
|
|
1509 {
|
|
799
|
1510 int u8c = utf_ptr2char(src);
|
|
|
1511
|
|
622
|
1512 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1513 found_bad = TRUE;
|
|
|
1514 ucs2buf[0] = u8c;
|
|
|
1515 ucs2len = 1;
|
|
|
1516 }
|
|
7
|
1517 }
|
|
595
|
1518 else
|
|
7
|
1519 # endif
|
|
595
|
1520 {
|
|
|
1521 /* We don't know how long the byte sequence is, try
|
|
|
1522 * from one to three bytes. */
|
|
|
1523 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1524 ++bytelen)
|
|
|
1525 {
|
|
|
1526 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1527 MB_ERR_INVALID_CHARS,
|
|
|
1528 (LPCSTR)src, bytelen,
|
|
|
1529 ucs2buf, 3);
|
|
|
1530 if (ucs2len > 0)
|
|
|
1531 break;
|
|
|
1532 }
|
|
|
1533 if (ucs2len == 0)
|
|
|
1534 {
|
|
|
1535 /* If we have only one byte then it's probably an
|
|
|
1536 * incomplete byte sequence. Otherwise discard
|
|
|
1537 * one byte as a bad character. */
|
|
|
1538 if (size == 1)
|
|
|
1539 break;
|
|
|
1540 found_bad = TRUE;
|
|
|
1541 bytelen = 1;
|
|
|
1542 }
|
|
|
1543 }
|
|
|
1544
|
|
|
1545 if (!found_bad)
|
|
7
|
1546 {
|
|
595
|
1547 int i;
|
|
|
1548
|
|
|
1549 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1550 if (enc_utf8)
|
|
|
1551 {
|
|
|
1552 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1553 for (i = 0; i < ucs2len; ++i)
|
|
|
1554 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1555 }
|
|
|
1556 else
|
|
|
1557 {
|
|
|
1558 BOOL bad = FALSE;
|
|
|
1559 int dstlen;
|
|
|
1560
|
|
|
1561 /* From UCS-2 to "enc_codepage". If the
|
|
|
1562 * conversion uses the default character "?",
|
|
|
1563 * the data doesn't fit in this encoding. */
|
|
|
1564 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1565 (LPCWSTR)ucs2buf, ucs2len,
|
|
835
|
1566 (LPSTR)dst, (int)(src - dst),
|
|
595
|
1567 replstr, &bad);
|
|
|
1568 if (bad)
|
|
|
1569 found_bad = TRUE;
|
|
|
1570 else
|
|
|
1571 dst += dstlen;
|
|
|
1572 }
|
|
7
|
1573 }
|
|
595
|
1574
|
|
|
1575 if (found_bad)
|
|
|
1576 {
|
|
|
1577 /* Deal with bytes we can't convert. */
|
|
|
1578 if (can_retry)
|
|
|
1579 goto rewind_retry;
|
|
|
1580 if (conv_error == 0)
|
|
|
1581 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1582 if (bad_char_behavior != BAD_DROP)
|
|
|
1583 {
|
|
|
1584 if (bad_char_behavior == BAD_KEEP)
|
|
|
1585 {
|
|
|
1586 mch_memmove(dst, src, bytelen);
|
|
|
1587 dst += bytelen;
|
|
|
1588 }
|
|
|
1589 else
|
|
|
1590 *dst++ = bad_char_behavior;
|
|
|
1591 }
|
|
|
1592 }
|
|
|
1593
|
|
|
1594 src += bytelen;
|
|
|
1595 size -= bytelen;
|
|
7
|
1596 }
|
|
595
|
1597
|
|
|
1598 if (size > 0)
|
|
7
|
1599 {
|
|
595
|
1600 /* An incomplete byte sequence remaining. */
|
|
|
1601 mch_memmove(conv_rest, src, size);
|
|
|
1602 conv_restlen = size;
|
|
7
|
1603 }
|
|
595
|
1604
|
|
|
1605 /* The new size is equal to how much "dst" was advanced. */
|
|
835
|
1606 size = (long)(dst - ptr);
|
|
7
|
1607 }
|
|
|
1608 else
|
|
|
1609 # endif
|
|
765
|
1610 # ifdef MACOS_CONVERT
|
|
7
|
1611 if (fio_flags & FIO_MACROMAN)
|
|
|
1612 {
|
|
|
1613 /*
|
|
|
1614 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1615 * latin1. This is in os_mac_conv.c.
|
|
7
|
1616 */
|
|
18
|
1617 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1618 goto rewind_retry;
|
|
|
1619 }
|
|
|
1620 else
|
|
|
1621 # endif
|
|
|
1622 if (fio_flags != 0)
|
|
|
1623 {
|
|
|
1624 int u8c;
|
|
|
1625 char_u *dest;
|
|
|
1626 char_u *tail = NULL;
|
|
|
1627
|
|
|
1628 /*
|
|
|
1629 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1630 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1631 * Go from end to start through the buffer, because the number
|
|
|
1632 * of bytes may increase.
|
|
|
1633 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1634 * to after the next character to convert.
|
|
|
1635 */
|
|
|
1636 dest = ptr + real_size;
|
|
|
1637 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1638 {
|
|
|
1639 p = ptr + size;
|
|
|
1640 if (fio_flags == FIO_UTF8)
|
|
|
1641 {
|
|
|
1642 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1643 tail = ptr + size - 1;
|
|
|
1644 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1645 --tail;
|
|
|
1646 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1647 tail = NULL;
|
|
|
1648 else
|
|
|
1649 p = tail;
|
|
|
1650 }
|
|
|
1651 }
|
|
|
1652 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1653 {
|
|
|
1654 /* Check for a trailing byte */
|
|
|
1655 p = ptr + (size & ~1);
|
|
|
1656 if (size & 1)
|
|
|
1657 tail = p;
|
|
|
1658 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1659 {
|
|
|
1660 /* Check for a trailing leading word */
|
|
|
1661 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1662 {
|
|
|
1663 u8c = (*--p << 8);
|
|
|
1664 u8c += *--p;
|
|
|
1665 }
|
|
|
1666 else
|
|
|
1667 {
|
|
|
1668 u8c = *--p;
|
|
|
1669 u8c += (*--p << 8);
|
|
|
1670 }
|
|
|
1671 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1672 tail = p;
|
|
|
1673 else
|
|
|
1674 p += 2;
|
|
|
1675 }
|
|
|
1676 }
|
|
|
1677 else /* FIO_UCS4 */
|
|
|
1678 {
|
|
|
1679 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1680 p = ptr + (size & ~3);
|
|
|
1681 if (size & 3)
|
|
|
1682 tail = p;
|
|
|
1683 }
|
|
|
1684
|
|
|
1685 /* If there is a trailing incomplete sequence move it to
|
|
|
1686 * conv_rest[]. */
|
|
|
1687 if (tail != NULL)
|
|
|
1688 {
|
|
|
1689 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1690 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1691 size -= conv_restlen;
|
|
|
1692 }
|
|
|
1693
|
|
|
1694
|
|
|
1695 while (p > ptr)
|
|
|
1696 {
|
|
|
1697 if (fio_flags & FIO_LATIN1)
|
|
|
1698 u8c = *--p;
|
|
|
1699 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1700 {
|
|
|
1701 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1702 {
|
|
|
1703 u8c = (*--p << 8);
|
|
|
1704 u8c += *--p;
|
|
|
1705 }
|
|
|
1706 else
|
|
|
1707 {
|
|
|
1708 u8c = *--p;
|
|
|
1709 u8c += (*--p << 8);
|
|
|
1710 }
|
|
|
1711 if ((fio_flags & FIO_UTF16)
|
|
|
1712 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1713 {
|
|
|
1714 int u16c;
|
|
|
1715
|
|
|
1716 if (p == ptr)
|
|
|
1717 {
|
|
|
1718 /* Missing leading word. */
|
|
|
1719 if (can_retry)
|
|
|
1720 goto rewind_retry;
|
|
595
|
1721 if (conv_error == 0)
|
|
|
1722 conv_error = readfile_linenr(linecnt,
|
|
|
1723 ptr, p);
|
|
|
1724 if (bad_char_behavior == BAD_DROP)
|
|
|
1725 continue;
|
|
|
1726 if (bad_char_behavior != BAD_KEEP)
|
|
|
1727 u8c = bad_char_behavior;
|
|
7
|
1728 }
|
|
|
1729
|
|
|
1730 /* found second word of double-word, get the first
|
|
|
1731 * word and compute the resulting character */
|
|
|
1732 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1733 {
|
|
|
1734 u16c = (*--p << 8);
|
|
|
1735 u16c += *--p;
|
|
|
1736 }
|
|
|
1737 else
|
|
|
1738 {
|
|
|
1739 u16c = *--p;
|
|
|
1740 u16c += (*--p << 8);
|
|
|
1741 }
|
|
595
|
1742 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1743 + (u8c & 0x3ff);
|
|
|
1744
|
|
7
|
1745 /* Check if the word is indeed a leading word. */
|
|
|
1746 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1747 {
|
|
|
1748 if (can_retry)
|
|
|
1749 goto rewind_retry;
|
|
595
|
1750 if (conv_error == 0)
|
|
|
1751 conv_error = readfile_linenr(linecnt,
|
|
|
1752 ptr, p);
|
|
|
1753 if (bad_char_behavior == BAD_DROP)
|
|
|
1754 continue;
|
|
|
1755 if (bad_char_behavior != BAD_KEEP)
|
|
|
1756 u8c = bad_char_behavior;
|
|
7
|
1757 }
|
|
|
1758 }
|
|
|
1759 }
|
|
|
1760 else if (fio_flags & FIO_UCS4)
|
|
|
1761 {
|
|
|
1762 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1763 {
|
|
|
1764 u8c = (*--p << 24);
|
|
|
1765 u8c += (*--p << 16);
|
|
|
1766 u8c += (*--p << 8);
|
|
|
1767 u8c += *--p;
|
|
|
1768 }
|
|
|
1769 else /* big endian */
|
|
|
1770 {
|
|
|
1771 u8c = *--p;
|
|
|
1772 u8c += (*--p << 8);
|
|
|
1773 u8c += (*--p << 16);
|
|
|
1774 u8c += (*--p << 24);
|
|
|
1775 }
|
|
|
1776 }
|
|
|
1777 else /* UTF-8 */
|
|
|
1778 {
|
|
|
1779 if (*--p < 0x80)
|
|
|
1780 u8c = *p;
|
|
|
1781 else
|
|
|
1782 {
|
|
|
1783 len = utf_head_off(ptr, p);
|
|
595
|
1784 p -= len;
|
|
|
1785 u8c = utf_ptr2char(p);
|
|
7
|
1786 if (len == 0)
|
|
|
1787 {
|
|
|
1788 /* Not a valid UTF-8 character, retry with
|
|
|
1789 * another fenc when possible, otherwise just
|
|
|
1790 * report the error. */
|
|
|
1791 if (can_retry)
|
|
|
1792 goto rewind_retry;
|
|
595
|
1793 if (conv_error == 0)
|
|
|
1794 conv_error = readfile_linenr(linecnt,
|
|
|
1795 ptr, p);
|
|
|
1796 if (bad_char_behavior == BAD_DROP)
|
|
|
1797 continue;
|
|
|
1798 if (bad_char_behavior != BAD_KEEP)
|
|
|
1799 u8c = bad_char_behavior;
|
|
7
|
1800 }
|
|
|
1801 }
|
|
|
1802 }
|
|
|
1803 if (enc_utf8) /* produce UTF-8 */
|
|
|
1804 {
|
|
|
1805 dest -= utf_char2len(u8c);
|
|
|
1806 (void)utf_char2bytes(u8c, dest);
|
|
|
1807 }
|
|
|
1808 else /* produce Latin1 */
|
|
|
1809 {
|
|
|
1810 --dest;
|
|
|
1811 if (u8c >= 0x100)
|
|
|
1812 {
|
|
|
1813 /* character doesn't fit in latin1, retry with
|
|
|
1814 * another fenc when possible, otherwise just
|
|
|
1815 * report the error. */
|
|
595
|
1816 if (can_retry)
|
|
7
|
1817 goto rewind_retry;
|
|
595
|
1818 if (conv_error == 0)
|
|
|
1819 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1820 if (bad_char_behavior == BAD_DROP)
|
|
|
1821 ++dest;
|
|
|
1822 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1823 *dest = u8c;
|
|
|
1824 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1825 *dest = bad_char_behavior;
|
|
|
1826 else
|
|
|
1827 *dest = 0xBF;
|
|
7
|
1828 }
|
|
|
1829 else
|
|
|
1830 *dest = u8c;
|
|
|
1831 }
|
|
|
1832 }
|
|
|
1833
|
|
|
1834 /* move the linerest to before the converted characters */
|
|
|
1835 line_start = dest - linerest;
|
|
|
1836 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1837 size = (long)((ptr + real_size) - dest);
|
|
|
1838 ptr = dest;
|
|
|
1839 }
|
|
595
|
1840 else if (enc_utf8 && conv_error == 0 && !curbuf->b_p_bin)
|
|
7
|
1841 {
|
|
|
1842 /* Reading UTF-8: Check if the bytes are valid UTF-8.
|
|
|
1843 * Need to start before "ptr" when part of the character was
|
|
|
1844 * read in the previous read() call. */
|
|
595
|
1845 for (p = ptr - utf_head_off(buffer, ptr); ; ++p)
|
|
7
|
1846 {
|
|
835
|
1847 int todo = (int)((ptr + size) - p);
|
|
595
|
1848 int l;
|
|
|
1849
|
|
|
1850 if (todo <= 0)
|
|
|
1851 break;
|
|
7
|
1852 if (*p >= 0x80)
|
|
|
1853 {
|
|
|
1854 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1855 * an incomplete character at the end though, the next
|
|
|
1856 * read() will get the next bytes, we'll check it
|
|
|
1857 * then. */
|
|
595
|
1858 l = utf_ptr2len_len(p, todo);
|
|
|
1859 if (l > todo)
|
|
7
|
1860 {
|
|
595
|
1861 /* Incomplete byte sequence, the next read()
|
|
|
1862 * should get them and check the bytes. */
|
|
|
1863 p += todo;
|
|
7
|
1864 break;
|
|
|
1865 }
|
|
595
|
1866 if (l == 1)
|
|
|
1867 {
|
|
|
1868 /* Illegal byte. If we can try another encoding
|
|
|
1869 * do that. */
|
|
|
1870 if (can_retry)
|
|
|
1871 break;
|
|
|
1872
|
|
|
1873 /* Remember the first linenr with an illegal byte */
|
|
|
1874 if (illegal_byte == 0)
|
|
|
1875 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
|
1876 # ifdef USE_ICONV
|
|
|
1877 /* When we did a conversion report an error. */
|
|
|
1878 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1879 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1880 # endif
|
|
|
1881
|
|
|
1882 /* Drop, keep or replace the bad byte. */
|
|
|
1883 if (bad_char_behavior == BAD_DROP)
|
|
|
1884 {
|
|
|
1885 mch_memmove(p, p+1, todo - 1);
|
|
|
1886 --p;
|
|
|
1887 --size;
|
|
|
1888 }
|
|
|
1889 else if (bad_char_behavior != BAD_KEEP)
|
|
|
1890 *p = bad_char_behavior;
|
|
|
1891 }
|
|
|
1892 p += l - 1;
|
|
7
|
1893 }
|
|
|
1894 }
|
|
|
1895 if (p < ptr + size)
|
|
|
1896 {
|
|
|
1897 /* Detected a UTF-8 error. */
|
|
|
1898 rewind_retry:
|
|
595
|
1899 /* Retry reading with another conversion. */
|
|
7
|
1900 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
1901 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
1902 /* iconv() failed, try 'charconvert' */
|
|
|
1903 did_iconv = TRUE;
|
|
7
|
1904 else
|
|
|
1905 # endif
|
|
595
|
1906 /* use next item from 'fileencodings' */
|
|
|
1907 advance_fenc = TRUE;
|
|
|
1908 file_rewind = TRUE;
|
|
|
1909 goto retry;
|
|
7
|
1910 }
|
|
|
1911 }
|
|
|
1912 #endif
|
|
|
1913
|
|
|
1914 /* count the number of characters (after conversion!) */
|
|
|
1915 filesize += size;
|
|
|
1916
|
|
|
1917 /*
|
|
|
1918 * when reading the first part of a file: guess EOL type
|
|
|
1919 */
|
|
|
1920 if (fileformat == EOL_UNKNOWN)
|
|
|
1921 {
|
|
|
1922 /* First try finding a NL, for Dos and Unix */
|
|
|
1923 if (try_dos || try_unix)
|
|
|
1924 {
|
|
|
1925 for (p = ptr; p < ptr + size; ++p)
|
|
|
1926 {
|
|
|
1927 if (*p == NL)
|
|
|
1928 {
|
|
|
1929 if (!try_unix
|
|
|
1930 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
1931 fileformat = EOL_DOS;
|
|
|
1932 else
|
|
|
1933 fileformat = EOL_UNIX;
|
|
|
1934 break;
|
|
|
1935 }
|
|
|
1936 }
|
|
|
1937
|
|
|
1938 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
1939 if (fileformat == EOL_UNIX && try_mac)
|
|
|
1940 {
|
|
|
1941 /* Need to reset the counters when retrying fenc. */
|
|
|
1942 try_mac = 1;
|
|
|
1943 try_unix = 1;
|
|
|
1944 for (; p >= ptr && *p != CAR; p--)
|
|
|
1945 ;
|
|
|
1946 if (p >= ptr)
|
|
|
1947 {
|
|
|
1948 for (p = ptr; p < ptr + size; ++p)
|
|
|
1949 {
|
|
|
1950 if (*p == NL)
|
|
|
1951 try_unix++;
|
|
|
1952 else if (*p == CAR)
|
|
|
1953 try_mac++;
|
|
|
1954 }
|
|
|
1955 if (try_mac > try_unix)
|
|
|
1956 fileformat = EOL_MAC;
|
|
|
1957 }
|
|
|
1958 }
|
|
|
1959 }
|
|
|
1960
|
|
|
1961 /* No NL found: may use Mac format */
|
|
|
1962 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
1963 fileformat = EOL_MAC;
|
|
|
1964
|
|
|
1965 /* Still nothing found? Use first format in 'ffs' */
|
|
|
1966 if (fileformat == EOL_UNKNOWN)
|
|
|
1967 fileformat = default_fileformat();
|
|
|
1968
|
|
|
1969 /* if editing a new file: may set p_tx and p_ff */
|
|
819
|
1970 if (set_options)
|
|
7
|
1971 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
1972 }
|
|
|
1973 }
|
|
|
1974
|
|
|
1975 /*
|
|
|
1976 * This loop is executed once for every character read.
|
|
|
1977 * Keep it fast!
|
|
|
1978 */
|
|
|
1979 if (fileformat == EOL_MAC)
|
|
|
1980 {
|
|
|
1981 --ptr;
|
|
|
1982 while (++ptr, --size >= 0)
|
|
|
1983 {
|
|
|
1984 /* catch most common case first */
|
|
|
1985 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
1986 continue;
|
|
|
1987 if (c == NUL)
|
|
|
1988 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
1989 else if (c == NL)
|
|
|
1990 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
1991 else
|
|
|
1992 {
|
|
|
1993 if (skip_count == 0)
|
|
|
1994 {
|
|
|
1995 *ptr = NUL; /* end of line */
|
|
|
1996 len = (colnr_T) (ptr - line_start + 1);
|
|
|
1997 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
1998 {
|
|
|
1999 error = TRUE;
|
|
|
2000 break;
|
|
|
2001 }
|
|
|
2002 ++lnum;
|
|
|
2003 if (--read_count == 0)
|
|
|
2004 {
|
|
|
2005 error = TRUE; /* break loop */
|
|
|
2006 line_start = ptr; /* nothing left to write */
|
|
|
2007 break;
|
|
|
2008 }
|
|
|
2009 }
|
|
|
2010 else
|
|
|
2011 --skip_count;
|
|
|
2012 line_start = ptr + 1;
|
|
|
2013 }
|
|
|
2014 }
|
|
|
2015 }
|
|
|
2016 else
|
|
|
2017 {
|
|
|
2018 --ptr;
|
|
|
2019 while (++ptr, --size >= 0)
|
|
|
2020 {
|
|
|
2021 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2022 continue;
|
|
|
2023 if (c == NUL)
|
|
|
2024 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2025 else
|
|
|
2026 {
|
|
|
2027 if (skip_count == 0)
|
|
|
2028 {
|
|
|
2029 *ptr = NUL; /* end of line */
|
|
|
2030 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2031 if (fileformat == EOL_DOS)
|
|
|
2032 {
|
|
|
2033 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2034 {
|
|
|
2035 ptr[-1] = NUL;
|
|
|
2036 --len;
|
|
|
2037 }
|
|
|
2038 /*
|
|
|
2039 * Reading in Dos format, but no CR-LF found!
|
|
|
2040 * When 'fileformats' includes "unix", delete all
|
|
|
2041 * the lines read so far and start all over again.
|
|
|
2042 * Otherwise give an error message later.
|
|
|
2043 */
|
|
|
2044 else if (ff_error != EOL_DOS)
|
|
|
2045 {
|
|
|
2046 if ( try_unix
|
|
|
2047 && !read_stdin
|
|
|
2048 && (read_buffer
|
|
|
2049 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2050 {
|
|
|
2051 fileformat = EOL_UNIX;
|
|
819
|
2052 if (set_options)
|
|
7
|
2053 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2054 file_rewind = TRUE;
|
|
|
2055 keep_fileformat = TRUE;
|
|
|
2056 goto retry;
|
|
|
2057 }
|
|
|
2058 ff_error = EOL_DOS;
|
|
|
2059 }
|
|
|
2060 }
|
|
|
2061 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2062 {
|
|
|
2063 error = TRUE;
|
|
|
2064 break;
|
|
|
2065 }
|
|
|
2066 ++lnum;
|
|
|
2067 if (--read_count == 0)
|
|
|
2068 {
|
|
|
2069 error = TRUE; /* break loop */
|
|
|
2070 line_start = ptr; /* nothing left to write */
|
|
|
2071 break;
|
|
|
2072 }
|
|
|
2073 }
|
|
|
2074 else
|
|
|
2075 --skip_count;
|
|
|
2076 line_start = ptr + 1;
|
|
|
2077 }
|
|
|
2078 }
|
|
|
2079 }
|
|
|
2080 linerest = (long)(ptr - line_start);
|
|
|
2081 ui_breakcheck();
|
|
|
2082 }
|
|
|
2083
|
|
|
2084 failed:
|
|
|
2085 /* not an error, max. number of lines reached */
|
|
|
2086 if (error && read_count == 0)
|
|
|
2087 error = FALSE;
|
|
|
2088
|
|
|
2089 /*
|
|
|
2090 * If we get EOF in the middle of a line, note the fact and
|
|
|
2091 * complete the line ourselves.
|
|
|
2092 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2093 */
|
|
|
2094 if (!error
|
|
|
2095 && !got_int
|
|
|
2096 && linerest != 0
|
|
|
2097 && !(!curbuf->b_p_bin
|
|
|
2098 && fileformat == EOL_DOS
|
|
|
2099 && *line_start == Ctrl_Z
|
|
|
2100 && ptr == line_start + 1))
|
|
|
2101 {
|
|
819
|
2102 /* remember for when writing */
|
|
|
2103 if (set_options)
|
|
7
|
2104 curbuf->b_p_eol = FALSE;
|
|
|
2105 *ptr = NUL;
|
|
|
2106 if (ml_append(lnum, line_start,
|
|
|
2107 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2108 error = TRUE;
|
|
|
2109 else
|
|
|
2110 read_no_eol_lnum = ++lnum;
|
|
|
2111 }
|
|
|
2112
|
|
819
|
2113 if (set_options)
|
|
7
|
2114 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2115
|
|
|
2116 #ifdef FEAT_CRYPT
|
|
|
2117 if (cryptkey != curbuf->b_p_key)
|
|
|
2118 vim_free(cryptkey);
|
|
|
2119 #endif
|
|
|
2120
|
|
|
2121 #ifdef FEAT_MBYTE
|
|
819
|
2122 /* If editing a new file: set 'fenc' for the current buffer.
|
|
|
2123 * Also for ":read ++edit file". */
|
|
|
2124 if (set_options)
|
|
7
|
2125 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
694
|
2126 OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
2127 if (fenc_alloced)
|
|
|
2128 vim_free(fenc);
|
|
|
2129 # ifdef USE_ICONV
|
|
|
2130 if (iconv_fd != (iconv_t)-1)
|
|
|
2131 {
|
|
|
2132 iconv_close(iconv_fd);
|
|
|
2133 iconv_fd = (iconv_t)-1;
|
|
|
2134 }
|
|
|
2135 # endif
|
|
|
2136 #endif
|
|
|
2137
|
|
|
2138 if (!read_buffer && !read_stdin)
|
|
|
2139 close(fd); /* errors are ignored */
|
|
|
2140 vim_free(buffer);
|
|
|
2141
|
|
|
2142 #ifdef HAVE_DUP
|
|
|
2143 if (read_stdin)
|
|
|
2144 {
|
|
|
2145 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2146 close(0);
|
|
|
2147 dup(2);
|
|
|
2148 }
|
|
|
2149 #endif
|
|
|
2150
|
|
|
2151 #ifdef FEAT_MBYTE
|
|
|
2152 if (tmpname != NULL)
|
|
|
2153 {
|
|
|
2154 mch_remove(tmpname); /* delete converted file */
|
|
|
2155 vim_free(tmpname);
|
|
|
2156 }
|
|
|
2157 #endif
|
|
|
2158 --no_wait_return; /* may wait for return now */
|
|
|
2159
|
|
|
2160 /*
|
|
|
2161 * In recovery mode everything but autocommands is skipped.
|
|
|
2162 */
|
|
|
2163 if (!recoverymode)
|
|
|
2164 {
|
|
|
2165 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2166 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2167 {
|
|
|
2168 #ifdef FEAT_NETBEANS_INTG
|
|
|
2169 netbeansFireChanges = 0;
|
|
|
2170 #endif
|
|
|
2171 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2172 #ifdef FEAT_NETBEANS_INTG
|
|
|
2173 netbeansFireChanges = 1;
|
|
|
2174 #endif
|
|
|
2175 --linecnt;
|
|
|
2176 }
|
|
|
2177 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2178 if (filesize == 0)
|
|
|
2179 linecnt = 0;
|
|
|
2180 if (newfile || read_buffer)
|
|
|
2181 redraw_curbuf_later(NOT_VALID);
|
|
|
2182 else if (linecnt) /* appended at least one line */
|
|
|
2183 appended_lines_mark(from, linecnt);
|
|
|
2184
|
|
|
2185 #ifdef FEAT_DIFF
|
|
|
2186 /* After reading the text into the buffer the diff info needs to be
|
|
|
2187 * updated. */
|
|
672
|
2188 if (newfile || read_buffer)
|
|
|
2189 diff_invalidate(curbuf);
|
|
7
|
2190 #endif
|
|
|
2191 #ifndef ALWAYS_USE_GUI
|
|
|
2192 /*
|
|
|
2193 * If we were reading from the same terminal as where messages go,
|
|
|
2194 * the screen will have been messed up.
|
|
|
2195 * Switch on raw mode now and clear the screen.
|
|
|
2196 */
|
|
|
2197 if (read_stdin)
|
|
|
2198 {
|
|
|
2199 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2200 starttermcap();
|
|
|
2201 screenclear();
|
|
|
2202 }
|
|
|
2203 #endif
|
|
|
2204
|
|
|
2205 if (got_int)
|
|
|
2206 {
|
|
|
2207 if (!(flags & READ_DUMMY))
|
|
|
2208 {
|
|
|
2209 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2210 if (newfile)
|
|
|
2211 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2212 }
|
|
|
2213 msg_scroll = msg_save;
|
|
|
2214 #ifdef FEAT_VIMINFO
|
|
|
2215 check_marks_read();
|
|
|
2216 #endif
|
|
|
2217 return OK; /* an interrupt isn't really an error */
|
|
|
2218 }
|
|
|
2219
|
|
|
2220 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2221 {
|
|
|
2222 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2223 c = FALSE;
|
|
|
2224
|
|
|
2225 #ifdef UNIX
|
|
|
2226 # ifdef S_ISFIFO
|
|
|
2227 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2228 {
|
|
|
2229 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2230 c = TRUE;
|
|
|
2231 }
|
|
|
2232 # else
|
|
|
2233 # ifdef S_IFIFO
|
|
|
2234 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2235 {
|
|
|
2236 STRCAT(IObuff, _("[fifo]"));
|
|
|
2237 c = TRUE;
|
|
|
2238 }
|
|
|
2239 # endif
|
|
|
2240 # ifdef S_IFSOCK
|
|
|
2241 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2242 {
|
|
|
2243 STRCAT(IObuff, _("[socket]"));
|
|
|
2244 c = TRUE;
|
|
|
2245 }
|
|
|
2246 # endif
|
|
|
2247 # endif
|
|
|
2248 #endif
|
|
|
2249 if (curbuf->b_p_ro)
|
|
|
2250 {
|
|
|
2251 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2252 c = TRUE;
|
|
|
2253 }
|
|
|
2254 if (read_no_eol_lnum)
|
|
|
2255 {
|
|
|
2256 msg_add_eol();
|
|
|
2257 c = TRUE;
|
|
|
2258 }
|
|
|
2259 if (ff_error == EOL_DOS)
|
|
|
2260 {
|
|
|
2261 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2262 c = TRUE;
|
|
|
2263 }
|
|
|
2264 if (ff_error == EOL_MAC)
|
|
|
2265 {
|
|
|
2266 STRCAT(IObuff, _("[NL found]"));
|
|
|
2267 c = TRUE;
|
|
|
2268 }
|
|
|
2269 if (split)
|
|
|
2270 {
|
|
|
2271 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2272 c = TRUE;
|
|
|
2273 }
|
|
|
2274 #ifdef FEAT_MBYTE
|
|
|
2275 if (notconverted)
|
|
|
2276 {
|
|
|
2277 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2278 c = TRUE;
|
|
|
2279 }
|
|
|
2280 else if (converted)
|
|
|
2281 {
|
|
|
2282 STRCAT(IObuff, _("[converted]"));
|
|
|
2283 c = TRUE;
|
|
|
2284 }
|
|
|
2285 #endif
|
|
|
2286 #ifdef FEAT_CRYPT
|
|
|
2287 if (cryptkey != NULL)
|
|
|
2288 {
|
|
|
2289 STRCAT(IObuff, _("[crypted]"));
|
|
|
2290 c = TRUE;
|
|
|
2291 }
|
|
|
2292 #endif
|
|
|
2293 #ifdef FEAT_MBYTE
|
|
595
|
2294 if (conv_error != 0)
|
|
|
2295 {
|
|
|
2296 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2297 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2298 c = TRUE;
|
|
|
2299 }
|
|
|
2300 else if (illegal_byte > 0)
|
|
|
2301 {
|
|
|
2302 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2303 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2304 c = TRUE;
|
|
|
2305 }
|
|
|
2306 else
|
|
|
2307 #endif
|
|
|
2308 if (error)
|
|
|
2309 {
|
|
|
2310 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2311 c = TRUE;
|
|
|
2312 }
|
|
|
2313 if (msg_add_fileformat(fileformat))
|
|
|
2314 c = TRUE;
|
|
|
2315 #ifdef FEAT_CRYPT
|
|
|
2316 if (cryptkey != NULL)
|
|
|
2317 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2318 else
|
|
|
2319 #endif
|
|
|
2320 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2321
|
|
|
2322 vim_free(keep_msg);
|
|
|
2323 keep_msg = NULL;
|
|
|
2324 msg_scrolled_ign = TRUE;
|
|
|
2325 #ifdef ALWAYS_USE_GUI
|
|
|
2326 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2327 * message box (which might be shown when exiting!) */
|
|
|
2328 if (read_stdin || read_buffer)
|
|
|
2329 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2330 else
|
|
|
2331 #endif
|
|
|
2332 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2333 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2334 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2335 /* Need to repeat the message after redrawing when:
|
|
|
2336 * - When reading from stdin (the screen will be cleared next).
|
|
|
2337 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2338 * before redrawing).
|
|
|
2339 * - When the screen was scrolled but there is no wait-return
|
|
|
2340 * prompt. */
|
|
679
|
2341 set_keep_msg(p, 0);
|
|
7
|
2342 msg_scrolled_ign = FALSE;
|
|
|
2343 }
|
|
|
2344
|
|
|
2345 /* with errors writing the file requires ":w!" */
|
|
|
2346 if (newfile && (error
|
|
|
2347 #ifdef FEAT_MBYTE
|
|
595
|
2348 || conv_error != 0
|
|
679
|
2349 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP)
|
|
7
|
2350 #endif
|
|
|
2351 ))
|
|
|
2352 curbuf->b_p_ro = TRUE;
|
|
|
2353
|
|
|
2354 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2355
|
|
|
2356 /*
|
|
|
2357 * In Ex mode: cursor at last new line.
|
|
|
2358 * Otherwise: cursor at first new line.
|
|
|
2359 */
|
|
|
2360 if (exmode_active)
|
|
|
2361 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2362 else
|
|
|
2363 curwin->w_cursor.lnum = from + 1;
|
|
|
2364 check_cursor_lnum();
|
|
|
2365 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2366
|
|
|
2367 /*
|
|
|
2368 * Set '[ and '] marks to the newly read lines.
|
|
|
2369 */
|
|
|
2370 curbuf->b_op_start.lnum = from + 1;
|
|
|
2371 curbuf->b_op_start.col = 0;
|
|
|
2372 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2373 curbuf->b_op_end.col = 0;
|
|
696
|
2374
|
|
|
2375 #ifdef WIN32
|
|
|
2376 /*
|
|
|
2377 * Work around a weird problem: When a file has two links (only
|
|
|
2378 * possible on NTFS) and we write through one link, then stat() it
|
|
|
2379 * throught the other link, the timestamp information may be wrong.
|
|
|
2380 * It's correct again after reading the file, thus reset the timestamp
|
|
|
2381 * here.
|
|
|
2382 */
|
|
|
2383 if (newfile && !read_stdin && !read_buffer
|
|
|
2384 && mch_stat((char *)fname, &st) >= 0)
|
|
|
2385 {
|
|
|
2386 buf_store_time(curbuf, &st, fname);
|
|
|
2387 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
2388 }
|
|
|
2389 #endif
|
|
7
|
2390 }
|
|
|
2391 msg_scroll = msg_save;
|
|
|
2392
|
|
|
2393 #ifdef FEAT_VIMINFO
|
|
|
2394 /*
|
|
|
2395 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2396 */
|
|
|
2397 check_marks_read();
|
|
|
2398 #endif
|
|
|
2399
|
|
|
2400 /*
|
|
|
2401 * Trick: We remember if the last line of the read didn't have
|
|
|
2402 * an eol for when writing it again. This is required for
|
|
|
2403 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2404 */
|
|
|
2405 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2406
|
|
167
|
2407 #ifdef FEAT_AUTOCMD
|
|
7
|
2408 if (!read_stdin && !read_buffer)
|
|
|
2409 {
|
|
|
2410 int m = msg_scroll;
|
|
|
2411 int n = msg_scrolled;
|
|
|
2412
|
|
|
2413 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2414 * modified if the format/encoding was automatically detected. */
|
|
819
|
2415 if (set_options)
|
|
7
|
2416 save_file_ff(curbuf);
|
|
|
2417
|
|
|
2418 /*
|
|
|
2419 * The output from the autocommands should not overwrite anything and
|
|
|
2420 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2421 * output was done.
|
|
|
2422 */
|
|
|
2423 msg_scroll = TRUE;
|
|
|
2424 if (filtering)
|
|
|
2425 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2426 FALSE, curbuf, eap);
|
|
|
2427 else if (newfile)
|
|
|
2428 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2429 FALSE, curbuf, eap);
|
|
|
2430 else
|
|
|
2431 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2432 FALSE, NULL, eap);
|
|
|
2433 if (msg_scrolled == n)
|
|
|
2434 msg_scroll = m;
|
|
|
2435 #ifdef FEAT_EVAL
|
|
|
2436 if (aborting()) /* autocmds may abort script processing */
|
|
|
2437 return FAIL;
|
|
|
2438 #endif
|
|
|
2439 }
|
|
|
2440 #endif
|
|
|
2441
|
|
|
2442 if (recoverymode && error)
|
|
|
2443 return FAIL;
|
|
|
2444 return OK;
|
|
|
2445 }
|
|
|
2446
|
|
595
|
2447 #ifdef FEAT_MBYTE
|
|
|
2448
|
|
|
2449 /*
|
|
|
2450 * From the current line count and characters read after that, estimate the
|
|
|
2451 * line number where we are now.
|
|
|
2452 * Used for error messages that include a line number.
|
|
|
2453 */
|
|
|
2454 static linenr_T
|
|
|
2455 readfile_linenr(linecnt, p, endp)
|
|
|
2456 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2457 char_u *p; /* start of more bytes read */
|
|
|
2458 char_u *endp; /* end of more bytes read */
|
|
|
2459 {
|
|
|
2460 char_u *s;
|
|
|
2461 linenr_T lnum;
|
|
|
2462
|
|
|
2463 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2464 for (s = p; s < endp; ++s)
|
|
|
2465 if (*s == '\n')
|
|
|
2466 ++lnum;
|
|
|
2467 return lnum;
|
|
|
2468 }
|
|
|
2469 #endif
|
|
|
2470
|
|
7
|
2471 /*
|
|
612
|
2472 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2473 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2474 * Returns OK or FAIL.
|
|
|
2475 */
|
|
|
2476 int
|
|
|
2477 prep_exarg(eap, buf)
|
|
|
2478 exarg_T *eap;
|
|
|
2479 buf_T *buf;
|
|
|
2480 {
|
|
|
2481 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2482 #ifdef FEAT_MBYTE
|
|
|
2483 + STRLEN(buf->b_p_fenc)
|
|
|
2484 #endif
|
|
|
2485 + 15));
|
|
|
2486 if (eap->cmd == NULL)
|
|
|
2487 return FAIL;
|
|
|
2488
|
|
|
2489 #ifdef FEAT_MBYTE
|
|
|
2490 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2491 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2492 eap->bad_char = buf->b_bad_char;
|
|
7
|
2493 #else
|
|
|
2494 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2495 #endif
|
|
|
2496 eap->force_ff = 7;
|
|
612
|
2497
|
|
|
2498 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
819
|
2499 eap->read_edit = FALSE;
|
|
612
|
2500 eap->forceit = FALSE;
|
|
7
|
2501 return OK;
|
|
|
2502 }
|
|
|
2503
|
|
|
2504 #ifdef FEAT_MBYTE
|
|
|
2505 /*
|
|
|
2506 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2507 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2508 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2509 * NULL.
|
|
|
2510 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2511 */
|
|
|
2512 static char_u *
|
|
|
2513 next_fenc(pp)
|
|
|
2514 char_u **pp;
|
|
|
2515 {
|
|
|
2516 char_u *p;
|
|
|
2517 char_u *r;
|
|
|
2518
|
|
|
2519 if (**pp == NUL)
|
|
|
2520 {
|
|
|
2521 *pp = NULL;
|
|
|
2522 return (char_u *)"";
|
|
|
2523 }
|
|
|
2524 p = vim_strchr(*pp, ',');
|
|
|
2525 if (p == NULL)
|
|
|
2526 {
|
|
|
2527 r = enc_canonize(*pp);
|
|
|
2528 *pp += STRLEN(*pp);
|
|
|
2529 }
|
|
|
2530 else
|
|
|
2531 {
|
|
|
2532 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2533 *pp = p + 1;
|
|
|
2534 if (r != NULL)
|
|
|
2535 {
|
|
|
2536 p = enc_canonize(r);
|
|
|
2537 vim_free(r);
|
|
|
2538 r = p;
|
|
|
2539 }
|
|
|
2540 }
|
|
|
2541 if (r == NULL) /* out of memory */
|
|
|
2542 {
|
|
|
2543 r = (char_u *)"";
|
|
|
2544 *pp = NULL;
|
|
|
2545 }
|
|
|
2546 return r;
|
|
|
2547 }
|
|
|
2548
|
|
|
2549 # ifdef FEAT_EVAL
|
|
|
2550 /*
|
|
|
2551 * Convert a file with the 'charconvert' expression.
|
|
|
2552 * This closes the file which is to be read, converts it and opens the
|
|
|
2553 * resulting file for reading.
|
|
|
2554 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2555 * after reading it).
|
|
|
2556 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2557 */
|
|
|
2558 static char_u *
|
|
|
2559 readfile_charconvert(fname, fenc, fdp)
|
|
|
2560 char_u *fname; /* name of input file */
|
|
|
2561 char_u *fenc; /* converted from */
|
|
|
2562 int *fdp; /* in/out: file descriptor of file */
|
|
|
2563 {
|
|
|
2564 char_u *tmpname;
|
|
|
2565 char_u *errmsg = NULL;
|
|
|
2566
|
|
|
2567 tmpname = vim_tempname('r');
|
|
|
2568 if (tmpname == NULL)
|
|
|
2569 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2570 else
|
|
|
2571 {
|
|
|
2572 close(*fdp); /* close the input file, ignore errors */
|
|
|
2573 *fdp = -1;
|
|
|
2574 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2575 fname, tmpname) == FAIL)
|
|
|
2576 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2577 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2578 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2579 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2580 }
|
|
|
2581
|
|
|
2582 if (errmsg != NULL)
|
|
|
2583 {
|
|
|
2584 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2585 * another type of conversion might still work. */
|
|
|
2586 MSG(errmsg);
|
|
|
2587 if (tmpname != NULL)
|
|
|
2588 {
|
|
|
2589 mch_remove(tmpname); /* delete converted file */
|
|
|
2590 vim_free(tmpname);
|
|
|
2591 tmpname = NULL;
|
|
|
2592 }
|
|
|
2593 }
|
|
|
2594
|
|
|
2595 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2596 if (*fdp < 0)
|
|
|
2597 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2598
|
|
|
2599 return tmpname;
|
|
|
2600 }
|
|
|
2601 # endif
|
|
|
2602
|
|
|
2603 #endif
|
|
|
2604
|
|
|
2605 #ifdef FEAT_VIMINFO
|
|
|
2606 /*
|
|
|
2607 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2608 * buffer marks and the buffer has a name.
|
|
|
2609 */
|
|
|
2610 static void
|
|
|
2611 check_marks_read()
|
|
|
2612 {
|
|
|
2613 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2614 && curbuf->b_ffname != NULL)
|
|
|
2615 read_viminfo(NULL, FALSE, TRUE, FALSE);
|
|
|
2616
|
|
|
2617 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2618 * the ' parameter after opening a buffer. */
|
|
|
2619 curbuf->b_marks_read = TRUE;
|
|
|
2620 }
|
|
|
2621 #endif
|
|
|
2622
|
|
|
2623 #ifdef FEAT_CRYPT
|
|
|
2624 /*
|
|
|
2625 * Check for magic number used for encryption.
|
|
|
2626 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2627 * *filesizep are updated.
|
|
|
2628 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2629 */
|
|
|
2630 static char_u *
|
|
|
2631 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2632 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2633 char_u *ptr; /* pointer to read bytes */
|
|
|
2634 long *sizep; /* length of read bytes */
|
|
|
2635 long *filesizep; /* nr of bytes used from file */
|
|
|
2636 int newfile; /* editing a new buffer */
|
|
|
2637 {
|
|
|
2638 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2639 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2640 {
|
|
|
2641 if (cryptkey == NULL)
|
|
|
2642 {
|
|
|
2643 if (*curbuf->b_p_key)
|
|
|
2644 cryptkey = curbuf->b_p_key;
|
|
|
2645 else
|
|
|
2646 {
|
|
|
2647 /* When newfile is TRUE, store the typed key
|
|
|
2648 * in the 'key' option and don't free it. */
|
|
|
2649 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2650 /* check if empty key entered */
|
|
|
2651 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2652 {
|
|
|
2653 if (cryptkey != curbuf->b_p_key)
|
|
|
2654 vim_free(cryptkey);
|
|
|
2655 cryptkey = NULL;
|
|
|
2656 }
|
|
|
2657 }
|
|
|
2658 }
|
|
|
2659
|
|
|
2660 if (cryptkey != NULL)
|
|
|
2661 {
|
|
|
2662 crypt_init_keys(cryptkey);
|
|
|
2663
|
|
|
2664 /* Remove magic number from the text */
|
|
|
2665 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2666 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2667 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2668 }
|
|
|
2669 }
|
|
|
2670 /* When starting to edit a new file which does not have
|
|
|
2671 * encryption, clear the 'key' option, except when
|
|
|
2672 * starting up (called with -x argument) */
|
|
|
2673 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2674 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2675
|
|
|
2676 return cryptkey;
|
|
|
2677 }
|
|
|
2678 #endif
|
|
|
2679
|
|
|
2680 #ifdef UNIX
|
|
|
2681 static void
|
|
|
2682 set_file_time(fname, atime, mtime)
|
|
|
2683 char_u *fname;
|
|
|
2684 time_t atime; /* access time */
|
|
|
2685 time_t mtime; /* modification time */
|
|
|
2686 {
|
|
|
2687 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2688 struct utimbuf buf;
|
|
|
2689
|
|
|
2690 buf.actime = atime;
|
|
|
2691 buf.modtime = mtime;
|
|
|
2692 (void)utime((char *)fname, &buf);
|
|
|
2693 # else
|
|
|
2694 # if defined(HAVE_UTIMES)
|
|
|
2695 struct timeval tvp[2];
|
|
|
2696
|
|
|
2697 tvp[0].tv_sec = atime;
|
|
|
2698 tvp[0].tv_usec = 0;
|
|
|
2699 tvp[1].tv_sec = mtime;
|
|
|
2700 tvp[1].tv_usec = 0;
|
|
|
2701 # ifdef NeXT
|
|
|
2702 (void)utimes((char *)fname, tvp);
|
|
|
2703 # else
|
|
|
2704 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2705 # endif
|
|
|
2706 # endif
|
|
|
2707 # endif
|
|
|
2708 }
|
|
|
2709 #endif /* UNIX */
|
|
|
2710
|
|
22
|
2711 #if defined(VMS) && !defined(MIN)
|
|
|
2712 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2713 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2714 #endif
|
|
|
2715
|
|
7
|
2716 /*
|
|
589
|
2717 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2718 *
|
|
|
2719 * We do our own buffering here because fwrite() is so slow.
|
|
|
2720 *
|
|
589
|
2721 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2722 * In case of an error everything possible is done to restore the original
|
|
|
2723 * file. But when "forceit" is TRUE, we risk loosing it.
|
|
|
2724 *
|
|
|
2725 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2726 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2727 *
|
|
|
2728 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2729 *
|
|
|
2730 * return FAIL for failure, OK otherwise
|
|
|
2731 */
|
|
|
2732 int
|
|
|
2733 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2734 reset_changed, filtering)
|
|
|
2735 buf_T *buf;
|
|
|
2736 char_u *fname;
|
|
|
2737 char_u *sfname;
|
|
|
2738 linenr_T start, end;
|
|
|
2739 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2740 NULL! */
|
|
589
|
2741 int append; /* append to the file */
|
|
7
|
2742 int forceit;
|
|
|
2743 int reset_changed;
|
|
|
2744 int filtering;
|
|
|
2745 {
|
|
|
2746 int fd;
|
|
|
2747 char_u *backup = NULL;
|
|
|
2748 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2749 int dobackup;
|
|
|
2750 char_u *ffname;
|
|
|
2751 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2752 char_u *s;
|
|
|
2753 char_u *ptr;
|
|
|
2754 char_u c;
|
|
|
2755 int len;
|
|
|
2756 linenr_T lnum;
|
|
|
2757 long nchars;
|
|
|
2758 char_u *errmsg = NULL;
|
|
|
2759 char_u *errnum = NULL;
|
|
|
2760 char_u *buffer;
|
|
|
2761 char_u smallbuf[SMBUFSIZE];
|
|
|
2762 char_u *backup_ext;
|
|
|
2763 int bufsize;
|
|
|
2764 long perm; /* file permissions */
|
|
|
2765 int retval = OK;
|
|
|
2766 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2767 int msg_save = msg_scroll;
|
|
|
2768 int overwriting; /* TRUE if writing over original */
|
|
|
2769 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2770 int device = FALSE; /* writing to a device */
|
|
|
2771 struct stat st_old;
|
|
|
2772 int prev_got_int = got_int;
|
|
|
2773 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2774 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2775 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2776 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2777 #endif
|
|
|
2778 /* writing everything */
|
|
|
2779 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2780 #ifdef FEAT_AUTOCMD
|
|
|
2781 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2782 #endif
|
|
|
2783 int attr;
|
|
|
2784 int fileformat;
|
|
|
2785 int write_bin;
|
|
|
2786 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2787 #ifdef FEAT_MBYTE
|
|
|
2788 int converted = FALSE;
|
|
|
2789 int notconverted = FALSE;
|
|
|
2790 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2791 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2792 #endif
|
|
|
2793 #ifdef HAS_BW_FLAGS
|
|
|
2794 int wb_flags = 0;
|
|
|
2795 #endif
|
|
|
2796 #ifdef HAVE_ACL
|
|
|
2797 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2798 backup or new file */
|
|
|
2799 #endif
|
|
|
2800
|
|
|
2801 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2802 return FAIL;
|
|
|
2803
|
|
|
2804 /*
|
|
|
2805 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2806 * security reasons.
|
|
|
2807 */
|
|
|
2808 if (check_secure())
|
|
|
2809 return FAIL;
|
|
|
2810
|
|
|
2811 /* Avoid a crash for a long name. */
|
|
|
2812 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2813 {
|
|
|
2814 EMSG(_(e_longname));
|
|
|
2815 return FAIL;
|
|
|
2816 }
|
|
|
2817
|
|
|
2818 #ifdef FEAT_MBYTE
|
|
|
2819 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2820 write_info.bw_conv_buf = NULL;
|
|
|
2821 write_info.bw_conv_error = FALSE;
|
|
|
2822 write_info.bw_restlen = 0;
|
|
|
2823 # ifdef USE_ICONV
|
|
|
2824 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2825 # endif
|
|
|
2826 #endif
|
|
|
2827
|
|
167
|
2828 /* After writing a file changedtick changes but we don't want to display
|
|
|
2829 * the line. */
|
|
|
2830 ex_no_reprint = TRUE;
|
|
|
2831
|
|
7
|
2832 /*
|
|
|
2833 * If there is no file name yet, use the one for the written file.
|
|
|
2834 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
2835 * Don't do this when the write is for a filter command.
|
|
589
|
2836 * Don't do this when appending.
|
|
|
2837 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
2838 */
|
|
633
|
2839 if (buf->b_ffname == NULL
|
|
|
2840 && reset_changed
|
|
7
|
2841 && whole
|
|
|
2842 && buf == curbuf
|
|
236
|
2843 #ifdef FEAT_QUICKFIX
|
|
|
2844 && !bt_nofile(buf)
|
|
|
2845 #endif
|
|
7
|
2846 && !filtering
|
|
589
|
2847 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
2848 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
2849 {
|
|
633
|
2850 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
2851 return FAIL;
|
|
633
|
2852 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
2853 }
|
|
|
2854
|
|
|
2855 if (sfname == NULL)
|
|
|
2856 sfname = fname;
|
|
|
2857 /*
|
|
|
2858 * For Unix: Use the short file name whenever possible.
|
|
|
2859 * Avoids problems with networks and when directory names are changed.
|
|
|
2860 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
2861 * another directory, which we don't detect
|
|
|
2862 */
|
|
|
2863 ffname = fname; /* remember full fname */
|
|
|
2864 #ifdef UNIX
|
|
|
2865 fname = sfname;
|
|
|
2866 #endif
|
|
|
2867
|
|
|
2868 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
2869 overwriting = TRUE;
|
|
|
2870 else
|
|
|
2871 overwriting = FALSE;
|
|
|
2872
|
|
|
2873 if (exiting)
|
|
|
2874 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
2875
|
|
|
2876 ++no_wait_return; /* don't wait for return yet */
|
|
|
2877
|
|
|
2878 /*
|
|
|
2879 * Set '[ and '] marks to the lines to be written.
|
|
|
2880 */
|
|
|
2881 buf->b_op_start.lnum = start;
|
|
|
2882 buf->b_op_start.col = 0;
|
|
|
2883 buf->b_op_end.lnum = end;
|
|
|
2884 buf->b_op_end.col = 0;
|
|
|
2885
|
|
|
2886 #ifdef FEAT_AUTOCMD
|
|
|
2887 {
|
|
|
2888 aco_save_T aco;
|
|
|
2889 int buf_ffname = FALSE;
|
|
|
2890 int buf_sfname = FALSE;
|
|
|
2891 int buf_fname_f = FALSE;
|
|
|
2892 int buf_fname_s = FALSE;
|
|
|
2893 int did_cmd = FALSE;
|
|
17
|
2894 int nofile_err = FALSE;
|
|
161
|
2895 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
2896
|
|
|
2897 /*
|
|
|
2898 * Apply PRE aucocommands.
|
|
|
2899 * Set curbuf to the buffer to be written.
|
|
|
2900 * Careful: The autocommands may call buf_write() recursively!
|
|
|
2901 */
|
|
|
2902 if (ffname == buf->b_ffname)
|
|
|
2903 buf_ffname = TRUE;
|
|
|
2904 if (sfname == buf->b_sfname)
|
|
|
2905 buf_sfname = TRUE;
|
|
|
2906 if (fname == buf->b_ffname)
|
|
|
2907 buf_fname_f = TRUE;
|
|
|
2908 if (fname == buf->b_sfname)
|
|
|
2909 buf_fname_s = TRUE;
|
|
|
2910
|
|
|
2911 /* set curwin/curbuf to buf and save a few things */
|
|
|
2912 aucmd_prepbuf(&aco, buf);
|
|
|
2913
|
|
|
2914 if (append)
|
|
|
2915 {
|
|
|
2916 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
2917 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2918 {
|
|
635
|
2919 #ifdef FEAT_QUICKFIX
|
|
18
|
2920 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2921 nofile_err = TRUE;
|
|
|
2922 else
|
|
635
|
2923 #endif
|
|
17
|
2924 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
2925 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2926 }
|
|
7
|
2927 }
|
|
|
2928 else if (filtering)
|
|
|
2929 {
|
|
|
2930 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
2931 NULL, sfname, FALSE, curbuf, eap);
|
|
|
2932 }
|
|
|
2933 else if (reset_changed && whole)
|
|
|
2934 {
|
|
|
2935 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
2936 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2937 {
|
|
635
|
2938 #ifdef FEAT_QUICKFIX
|
|
179
|
2939 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2940 nofile_err = TRUE;
|
|
|
2941 else
|
|
635
|
2942 #endif
|
|
17
|
2943 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
2944 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2945 }
|
|
7
|
2946 }
|
|
|
2947 else
|
|
|
2948 {
|
|
|
2949 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
2950 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2951 {
|
|
635
|
2952 #ifdef FEAT_QUICKFIX
|
|
179
|
2953 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2954 nofile_err = TRUE;
|
|
|
2955 else
|
|
635
|
2956 #endif
|
|
17
|
2957 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
2958 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2959 }
|
|
7
|
2960 }
|
|
|
2961
|
|
|
2962 /* restore curwin/curbuf and a few other things */
|
|
|
2963 aucmd_restbuf(&aco);
|
|
|
2964
|
|
|
2965 /*
|
|
|
2966 * In three situations we return here and don't write the file:
|
|
|
2967 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
2968 * 2. The autocommands abort script processing.
|
|
|
2969 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
2970 */
|
|
|
2971 if (!buf_valid(buf))
|
|
|
2972 buf = NULL;
|
|
161
|
2973 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
2974 || did_cmd || nofile_err
|
|
|
2975 #ifdef FEAT_EVAL
|
|
|
2976 || aborting()
|
|
|
2977 #endif
|
|
|
2978 )
|
|
7
|
2979 {
|
|
|
2980 --no_wait_return;
|
|
|
2981 msg_scroll = msg_save;
|
|
17
|
2982 if (nofile_err)
|
|
|
2983 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
2984
|
|
532
|
2985 if (nofile_err
|
|
|
2986 #ifdef FEAT_EVAL
|
|
|
2987 || aborting()
|
|
|
2988 #endif
|
|
|
2989 )
|
|
7
|
2990 /* An aborting error, interrupt or exception in the
|
|
|
2991 * autocommands. */
|
|
|
2992 return FAIL;
|
|
|
2993 if (did_cmd)
|
|
|
2994 {
|
|
|
2995 if (buf == NULL)
|
|
|
2996 /* The buffer was deleted. We assume it was written
|
|
|
2997 * (can't retry anyway). */
|
|
|
2998 return OK;
|
|
|
2999 if (overwriting)
|
|
|
3000 {
|
|
|
3001 /* Assume the buffer was written, update the timestamp. */
|
|
|
3002 ml_timestamp(buf);
|
|
589
|
3003 if (append)
|
|
|
3004 buf->b_flags &= ~BF_NEW;
|
|
|
3005 else
|
|
|
3006 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
3007 }
|
|
589
|
3008 if (reset_changed && buf->b_changed && !append
|
|
39
|
3009 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
3010 /* Buffer still changed, the autocommands didn't work
|
|
|
3011 * properly. */
|
|
|
3012 return FAIL;
|
|
|
3013 return OK;
|
|
|
3014 }
|
|
|
3015 #ifdef FEAT_EVAL
|
|
|
3016 if (!aborting())
|
|
|
3017 #endif
|
|
|
3018 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
3019 return FAIL;
|
|
|
3020 }
|
|
|
3021
|
|
|
3022 /*
|
|
|
3023 * The autocommands may have changed the number of lines in the file.
|
|
|
3024 * When writing the whole file, adjust the end.
|
|
|
3025 * When writing part of the file, assume that the autocommands only
|
|
|
3026 * changed the number of lines that are to be written (tricky!).
|
|
|
3027 */
|
|
|
3028 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3029 {
|
|
|
3030 if (whole) /* write all */
|
|
|
3031 end = buf->b_ml.ml_line_count;
|
|
|
3032 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3033 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3034 else /* less lines */
|
|
|
3035 {
|
|
|
3036 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3037 if (end < start)
|
|
|
3038 {
|
|
|
3039 --no_wait_return;
|
|
|
3040 msg_scroll = msg_save;
|
|
|
3041 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3042 return FAIL;
|
|
|
3043 }
|
|
|
3044 }
|
|
|
3045 }
|
|
|
3046
|
|
|
3047 /*
|
|
|
3048 * The autocommands may have changed the name of the buffer, which may
|
|
|
3049 * be kept in fname, ffname and sfname.
|
|
|
3050 */
|
|
|
3051 if (buf_ffname)
|
|
|
3052 ffname = buf->b_ffname;
|
|
|
3053 if (buf_sfname)
|
|
|
3054 sfname = buf->b_sfname;
|
|
|
3055 if (buf_fname_f)
|
|
|
3056 fname = buf->b_ffname;
|
|
|
3057 if (buf_fname_s)
|
|
|
3058 fname = buf->b_sfname;
|
|
|
3059 }
|
|
|
3060 #endif
|
|
|
3061
|
|
|
3062 #ifdef FEAT_NETBEANS_INTG
|
|
|
3063 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3064 {
|
|
|
3065 if (whole)
|
|
|
3066 {
|
|
|
3067 /*
|
|
|
3068 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3069 * the buffer to NetBeans.
|
|
|
3070 */
|
|
|
3071 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3072 {
|
|
33
|
3073 --no_wait_return; /* may wait for return now */
|
|
|
3074 msg_scroll = msg_save;
|
|
|
3075 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3076 return retval;
|
|
|
3077 }
|
|
|
3078 else
|
|
|
3079 {
|
|
|
3080 errnum = (char_u *)"E656: ";
|
|
|
3081 errmsg = (char_u *)_("NetBeans dissallows writes of unmodified buffers");
|
|
|
3082 buffer = NULL;
|
|
|
3083 goto fail;
|
|
|
3084 }
|
|
|
3085 }
|
|
|
3086 else
|
|
|
3087 {
|
|
|
3088 errnum = (char_u *)"E657: ";
|
|
|
3089 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3090 buffer = NULL;
|
|
|
3091 goto fail;
|
|
|
3092 }
|
|
|
3093 }
|
|
|
3094 #endif
|
|
|
3095
|
|
|
3096 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3097 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3098 else
|
|
|
3099 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3100 if (!filtering)
|
|
|
3101 filemess(buf,
|
|
|
3102 #ifndef UNIX
|
|
|
3103 sfname,
|
|
|
3104 #else
|
|
|
3105 fname,
|
|
|
3106 #endif
|
|
|
3107 (char_u *)"", 0); /* show that we are busy */
|
|
|
3108 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3109
|
|
|
3110 buffer = alloc(BUFSIZE);
|
|
|
3111 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3112 * one (to be able to write when out of
|
|
|
3113 * memory) */
|
|
|
3114 {
|
|
|
3115 buffer = smallbuf;
|
|
|
3116 bufsize = SMBUFSIZE;
|
|
|
3117 }
|
|
|
3118 else
|
|
|
3119 bufsize = BUFSIZE;
|
|
|
3120
|
|
|
3121 /*
|
|
|
3122 * Get information about original file (if there is one).
|
|
|
3123 */
|
|
|
3124 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3125 st_old.st_dev = st_old.st_ino = 0;
|
|
|
3126 perm = -1;
|
|
|
3127 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3128 newfile = TRUE;
|
|
|
3129 else
|
|
|
3130 {
|
|
|
3131 perm = st_old.st_mode;
|
|
|
3132 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3133 {
|
|
|
3134 if (S_ISDIR(st_old.st_mode))
|
|
|
3135 {
|
|
|
3136 errnum = (char_u *)"E502: ";
|
|
|
3137 errmsg = (char_u *)_("is a directory");
|
|
|
3138 goto fail;
|
|
|
3139 }
|
|
|
3140 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3141 {
|
|
|
3142 errnum = (char_u *)"E503: ";
|
|
|
3143 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3144 goto fail;
|
|
|
3145 }
|
|
|
3146 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3147 * but for which we can't make a backup. */
|
|
|
3148 device = TRUE;
|
|
|
3149 newfile = TRUE;
|
|
|
3150 perm = -1;
|
|
|
3151 }
|
|
|
3152 }
|
|
|
3153 #else /* !UNIX */
|
|
|
3154 /*
|
|
|
3155 * Check for a writable device name.
|
|
|
3156 */
|
|
|
3157 c = mch_nodetype(fname);
|
|
|
3158 if (c == NODE_OTHER)
|
|
|
3159 {
|
|
|
3160 errnum = (char_u *)"E503: ";
|
|
|
3161 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3162 goto fail;
|
|
|
3163 }
|
|
|
3164 if (c == NODE_WRITABLE)
|
|
|
3165 {
|
|
|
3166 device = TRUE;
|
|
|
3167 newfile = TRUE;
|
|
|
3168 perm = -1;
|
|
|
3169 }
|
|
|
3170 else
|
|
|
3171 {
|
|
|
3172 perm = mch_getperm(fname);
|
|
|
3173 if (perm < 0)
|
|
|
3174 newfile = TRUE;
|
|
|
3175 else if (mch_isdir(fname))
|
|
|
3176 {
|
|
|
3177 errnum = (char_u *)"E502: ";
|
|
|
3178 errmsg = (char_u *)_("is a directory");
|
|
|
3179 goto fail;
|
|
|
3180 }
|
|
|
3181 if (overwriting)
|
|
|
3182 (void)mch_stat((char *)fname, &st_old);
|
|
|
3183 }
|
|
|
3184 #endif /* !UNIX */
|
|
|
3185
|
|
|
3186 if (!device && !newfile)
|
|
|
3187 {
|
|
|
3188 /*
|
|
|
3189 * Check if the file is really writable (when renaming the file to
|
|
|
3190 * make a backup we won't discover it later).
|
|
|
3191 */
|
|
|
3192 file_readonly = (
|
|
|
3193 # ifdef USE_MCH_ACCESS
|
|
|
3194 # ifdef UNIX
|
|
|
3195 (perm & 0222) == 0 ||
|
|
|
3196 # endif
|
|
|
3197 mch_access((char *)fname, W_OK)
|
|
|
3198 # else
|
|
|
3199 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
3200 ? TRUE : (close(fd), FALSE)
|
|
|
3201 # endif
|
|
|
3202 );
|
|
|
3203 if (!forceit && file_readonly)
|
|
|
3204 {
|
|
|
3205 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3206 {
|
|
|
3207 errnum = (char_u *)"E504: ";
|
|
|
3208 errmsg = (char_u *)_(err_readonly);
|
|
|
3209 }
|
|
|
3210 else
|
|
|
3211 {
|
|
|
3212 errnum = (char_u *)"E505: ";
|
|
|
3213 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3214 }
|
|
|
3215 goto fail;
|
|
|
3216 }
|
|
|
3217
|
|
|
3218 /*
|
|
|
3219 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3220 */
|
|
|
3221 if (overwriting)
|
|
|
3222 {
|
|
|
3223 retval = check_mtime(buf, &st_old);
|
|
|
3224 if (retval == FAIL)
|
|
|
3225 goto fail;
|
|
|
3226 }
|
|
|
3227 }
|
|
|
3228
|
|
|
3229 #ifdef HAVE_ACL
|
|
|
3230 /*
|
|
|
3231 * For systems that support ACL: get the ACL from the original file.
|
|
|
3232 */
|
|
|
3233 if (!newfile)
|
|
|
3234 acl = mch_get_acl(fname);
|
|
|
3235 #endif
|
|
|
3236
|
|
|
3237 /*
|
|
|
3238 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3239 */
|
|
|
3240 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3241 #ifdef FEAT_WILDIGN
|
|
|
3242 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3243 dobackup = FALSE;
|
|
|
3244 #endif
|
|
|
3245
|
|
|
3246 /*
|
|
|
3247 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3248 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3249 * abort it.
|
|
|
3250 */
|
|
|
3251 prev_got_int = got_int;
|
|
|
3252 got_int = FALSE;
|
|
|
3253
|
|
|
3254 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3255 buf->b_saving = TRUE;
|
|
|
3256
|
|
|
3257 /*
|
|
|
3258 * If we are not appending or filtering, the file exists, and the
|
|
|
3259 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3260 * When 'patchmode' is set also make a backup when appending.
|
|
|
3261 *
|
|
|
3262 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3263 * off. This helps when editing large files on almost-full disks.
|
|
|
3264 */
|
|
|
3265 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3266 {
|
|
|
3267 #if defined(UNIX) || defined(WIN32)
|
|
|
3268 struct stat st;
|
|
|
3269 #endif
|
|
|
3270
|
|
|
3271 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3272 backup_copy = TRUE;
|
|
|
3273 #if defined(UNIX) || defined(WIN32)
|
|
|
3274 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3275 {
|
|
|
3276 int i;
|
|
|
3277
|
|
|
3278 # ifdef UNIX
|
|
|
3279 /*
|
|
|
3280 * Don't rename the file when:
|
|
|
3281 * - it's a hard link
|
|
|
3282 * - it's a symbolic link
|
|
|
3283 * - we don't have write permission in the directory
|
|
|
3284 * - we can't set the owner/group of the new file
|
|
|
3285 */
|
|
|
3286 if (st_old.st_nlink > 1
|
|
|
3287 || mch_lstat((char *)fname, &st) < 0
|
|
|
3288 || st.st_dev != st_old.st_dev
|
|
557
|
3289 || st.st_ino != st_old.st_ino
|
|
|
3290 # ifndef HAVE_FCHOWN
|
|
|
3291 || st.st_uid != st_old.st_uid
|
|
|
3292 || st.st_gid != st_old.st_gid
|
|
|
3293 # endif
|
|
|
3294 )
|
|
7
|
3295 backup_copy = TRUE;
|
|
|
3296 else
|
|
696
|
3297 # else
|
|
|
3298 # ifdef WIN32
|
|
|
3299 /* On NTFS file systems hard links are possible. */
|
|
|
3300 if (mch_is_linked(fname))
|
|
|
3301 backup_copy = TRUE;
|
|
|
3302 else
|
|
|
3303 # endif
|
|
7
|
3304 # endif
|
|
|
3305 {
|
|
|
3306 /*
|
|
|
3307 * Check if we can create a file and set the owner/group to
|
|
|
3308 * the ones from the original file.
|
|
|
3309 * First find a file name that doesn't exist yet (use some
|
|
|
3310 * arbitrary numbers).
|
|
|
3311 */
|
|
|
3312 STRCPY(IObuff, fname);
|
|
|
3313 for (i = 4913; ; i += 123)
|
|
|
3314 {
|
|
|
3315 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3316 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3317 break;
|
|
|
3318 }
|
|
557
|
3319 fd = mch_open((char *)IObuff,
|
|
|
3320 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3321 if (fd < 0) /* can't write in directory */
|
|
|
3322 backup_copy = TRUE;
|
|
|
3323 else
|
|
|
3324 {
|
|
|
3325 # ifdef UNIX
|
|
557
|
3326 # ifdef HAVE_FCHOWN
|
|
|
3327 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
3328 # endif
|
|
7
|
3329 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3330 || st.st_uid != st_old.st_uid
|
|
|
3331 || st.st_gid != st_old.st_gid
|
|
|
3332 || st.st_mode != perm)
|
|
|
3333 backup_copy = TRUE;
|
|
|
3334 # endif
|
|
567
|
3335 /* Close the file before removing it, on MS-Windows we
|
|
|
3336 * can't delete an open file. */
|
|
|
3337 close(fd);
|
|
7
|
3338 mch_remove(IObuff);
|
|
|
3339 }
|
|
|
3340 }
|
|
|
3341 }
|
|
|
3342
|
|
|
3343 # ifdef UNIX
|
|
|
3344 /*
|
|
|
3345 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3346 */
|
|
|
3347 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3348 {
|
|
|
3349 int lstat_res;
|
|
|
3350
|
|
|
3351 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3352
|
|
|
3353 /* Symlinks. */
|
|
|
3354 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3355 && lstat_res == 0
|
|
|
3356 && st.st_ino != st_old.st_ino)
|
|
|
3357 backup_copy = FALSE;
|
|
|
3358
|
|
|
3359 /* Hardlinks. */
|
|
|
3360 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3361 && st_old.st_nlink > 1
|
|
|
3362 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3363 backup_copy = FALSE;
|
|
|
3364 }
|
|
|
3365 #endif
|
|
|
3366
|
|
|
3367 #endif
|
|
|
3368
|
|
|
3369 /* make sure we have a valid backup extension to use */
|
|
|
3370 if (*p_bex == NUL)
|
|
|
3371 {
|
|
|
3372 #ifdef RISCOS
|
|
|
3373 backup_ext = (char_u *)"/bak";
|
|
|
3374 #else
|
|
|
3375 backup_ext = (char_u *)".bak";
|
|
|
3376 #endif
|
|
|
3377 }
|
|
|
3378 else
|
|
|
3379 backup_ext = p_bex;
|
|
|
3380
|
|
|
3381 if (backup_copy
|
|
|
3382 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3383 {
|
|
|
3384 int bfd;
|
|
|
3385 char_u *copybuf, *wp;
|
|
|
3386 int some_error = FALSE;
|
|
|
3387 struct stat st_new;
|
|
|
3388 char_u *dirp;
|
|
|
3389 char_u *rootname;
|
|
344
|
3390 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3391 int did_set_shortname;
|
|
|
3392 #endif
|
|
|
3393
|
|
|
3394 copybuf = alloc(BUFSIZE + 1);
|
|
|
3395 if (copybuf == NULL)
|
|
|
3396 {
|
|
|
3397 some_error = TRUE; /* out of memory */
|
|
|
3398 goto nobackup;
|
|
|
3399 }
|
|
|
3400
|
|
|
3401 /*
|
|
|
3402 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3403 *
|
|
|
3404 * Unix semantics has it, that we may have a writable file,
|
|
|
3405 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3406 * - the directory is not writable,
|
|
|
3407 * - the file may be a symbolic link,
|
|
|
3408 * - the file may belong to another user/group, etc.
|
|
|
3409 *
|
|
|
3410 * For these reasons, the existing writable file must be truncated
|
|
|
3411 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3412 */
|
|
|
3413 dirp = p_bdir;
|
|
|
3414 while (*dirp)
|
|
|
3415 {
|
|
|
3416 #ifdef UNIX
|
|
|
3417 st_new.st_ino = 0;
|
|
|
3418 st_new.st_dev = 0;
|
|
|
3419 st_new.st_gid = 0;
|
|
|
3420 #endif
|
|
|
3421
|
|
|
3422 /*
|
|
|
3423 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3424 */
|
|
|
3425 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3426 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3427 if (rootname == NULL)
|
|
|
3428 {
|
|
|
3429 some_error = TRUE; /* out of memory */
|
|
|
3430 goto nobackup;
|
|
|
3431 }
|
|
|
3432
|
|
344
|
3433 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3434 did_set_shortname = FALSE;
|
|
|
3435 #endif
|
|
|
3436
|
|
|
3437 /*
|
|
|
3438 * May try twice if 'shortname' not set.
|
|
|
3439 */
|
|
|
3440 for (;;)
|
|
|
3441 {
|
|
|
3442 /*
|
|
|
3443 * Make backup file name.
|
|
|
3444 */
|
|
|
3445 backup = buf_modname(
|
|
|
3446 #ifdef SHORT_FNAME
|
|
|
3447 TRUE,
|
|
|
3448 #else
|
|
|
3449 (buf->b_p_sn || buf->b_shortname),
|
|
|
3450 #endif
|
|
|
3451 rootname, backup_ext, FALSE);
|
|
|
3452 if (backup == NULL)
|
|
|
3453 {
|
|
|
3454 vim_free(rootname);
|
|
|
3455 some_error = TRUE; /* out of memory */
|
|
|
3456 goto nobackup;
|
|
|
3457 }
|
|
|
3458
|
|
|
3459 /*
|
|
|
3460 * Check if backup file already exists.
|
|
|
3461 */
|
|
|
3462 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3463 {
|
|
|
3464 #ifdef UNIX
|
|
|
3465 /*
|
|
|
3466 * Check if backup file is same as original file.
|
|
|
3467 * May happen when modname() gave the same file back.
|
|
|
3468 * E.g. silly link, or file name-length reached.
|
|
|
3469 * If we don't check here, we either ruin the file
|
|
|
3470 * when copying or erase it after writing. jw.
|
|
|
3471 */
|
|
|
3472 if (st_new.st_dev == st_old.st_dev
|
|
|
3473 && st_new.st_ino == st_old.st_ino)
|
|
|
3474 {
|
|
|
3475 vim_free(backup);
|
|
|
3476 backup = NULL; /* no backup file to delete */
|
|
|
3477 # ifndef SHORT_FNAME
|
|
|
3478 /*
|
|
|
3479 * may try again with 'shortname' set
|
|
|
3480 */
|
|
|
3481 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3482 {
|
|
|
3483 buf->b_shortname = TRUE;
|
|
|
3484 did_set_shortname = TRUE;
|
|
|
3485 continue;
|
|
|
3486 }
|
|
|
3487 /* setting shortname didn't help */
|
|
|
3488 if (did_set_shortname)
|
|
|
3489 buf->b_shortname = FALSE;
|
|
|
3490 # endif
|
|
|
3491 break;
|
|
|
3492 }
|
|
|
3493 #endif
|
|
|
3494
|
|
|
3495 /*
|
|
|
3496 * If we are not going to keep the backup file, don't
|
|
|
3497 * delete an existing one, try to use another name.
|
|
|
3498 * Change one character, just before the extension.
|
|
|
3499 */
|
|
|
3500 if (!p_bk)
|
|
|
3501 {
|
|
|
3502 wp = backup + STRLEN(backup) - 1
|
|
|
3503 - STRLEN(backup_ext);
|
|
|
3504 if (wp < backup) /* empty file name ??? */
|
|
|
3505 wp = backup;
|
|
|
3506 *wp = 'z';
|
|
|
3507 while (*wp > 'a'
|
|
|
3508 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3509 --*wp;
|
|
|
3510 /* They all exist??? Must be something wrong. */
|
|
|
3511 if (*wp == 'a')
|
|
|
3512 {
|
|
|
3513 vim_free(backup);
|
|
|
3514 backup = NULL;
|
|
|
3515 }
|
|
|
3516 }
|
|
|
3517 }
|
|
|
3518 break;
|
|
|
3519 }
|
|
|
3520 vim_free(rootname);
|
|
|
3521
|
|
|
3522 /*
|
|
|
3523 * Try to create the backup file
|
|
|
3524 */
|
|
|
3525 if (backup != NULL)
|
|
|
3526 {
|
|
|
3527 /* remove old backup, if present */
|
|
|
3528 mch_remove(backup);
|
|
|
3529 /* Open with O_EXCL to avoid the file being created while
|
|
|
3530 * we were sleeping (symlink hacker attack?) */
|
|
|
3531 bfd = mch_open((char *)backup,
|
|
557
|
3532 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3533 perm & 0777);
|
|
7
|
3534 if (bfd < 0)
|
|
|
3535 {
|
|
|
3536 vim_free(backup);
|
|
|
3537 backup = NULL;
|
|
|
3538 }
|
|
|
3539 else
|
|
|
3540 {
|
|
|
3541 /* set file protection same as original file, but
|
|
|
3542 * strip s-bit */
|
|
|
3543 (void)mch_setperm(backup, perm & 0777);
|
|
|
3544
|
|
|
3545 #ifdef UNIX
|
|
|
3546 /*
|
|
|
3547 * Try to set the group of the backup same as the
|
|
|
3548 * original file. If this fails, set the protection
|
|
|
3549 * bits for the group same as the protection bits for
|
|
|
3550 * others.
|
|
|
3551 */
|
|
557
|
3552 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3553 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3554 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3555 # endif
|
|
|
3556 )
|
|
|
3557 mch_setperm(backup,
|
|
|
3558 (perm & 0707) | ((perm & 07) << 3));
|
|
|
3559 #endif
|
|
|
3560
|
|
|
3561 /*
|
|
|
3562 * copy the file.
|
|
|
3563 */
|
|
|
3564 write_info.bw_fd = bfd;
|
|
|
3565 write_info.bw_buf = copybuf;
|
|
|
3566 #ifdef HAS_BW_FLAGS
|
|
|
3567 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3568 #endif
|
|
|
3569 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3570 BUFSIZE)) > 0)
|
|
|
3571 {
|
|
|
3572 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3573 {
|
|
|
3574 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3575 break;
|
|
|
3576 }
|
|
|
3577 ui_breakcheck();
|
|
|
3578 if (got_int)
|
|
|
3579 {
|
|
|
3580 errmsg = (char_u *)_(e_interr);
|
|
|
3581 break;
|
|
|
3582 }
|
|
|
3583 }
|
|
|
3584
|
|
|
3585 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3586 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3587 if (write_info.bw_len < 0)
|
|
|
3588 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3589 #ifdef UNIX
|
|
|
3590 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3591 #endif
|
|
|
3592 #ifdef HAVE_ACL
|
|
|
3593 mch_set_acl(backup, acl);
|
|
|
3594 #endif
|
|
|
3595 break;
|
|
|
3596 }
|
|
|
3597 }
|
|
|
3598 }
|
|
|
3599 nobackup:
|
|
|
3600 close(fd); /* ignore errors for closing read file */
|
|
|
3601 vim_free(copybuf);
|
|
|
3602
|
|
|
3603 if (backup == NULL && errmsg == NULL)
|
|
|
3604 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3605 /* ignore errors when forceit is TRUE */
|
|
|
3606 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3607 {
|
|
|
3608 retval = FAIL;
|
|
|
3609 goto fail;
|
|
|
3610 }
|
|
|
3611 errmsg = NULL;
|
|
|
3612 }
|
|
|
3613 else
|
|
|
3614 {
|
|
|
3615 char_u *dirp;
|
|
|
3616 char_u *p;
|
|
|
3617 char_u *rootname;
|
|
|
3618
|
|
|
3619 /*
|
|
|
3620 * Make a backup by renaming the original file.
|
|
|
3621 */
|
|
|
3622 /*
|
|
|
3623 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3624 * overwrite a read-only file. But rename may be possible
|
|
|
3625 * anyway, thus we need an extra check here.
|
|
|
3626 */
|
|
|
3627 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3628 {
|
|
|
3629 errnum = (char_u *)"E504: ";
|
|
|
3630 errmsg = (char_u *)_(err_readonly);
|
|
|
3631 goto fail;
|
|
|
3632 }
|
|
|
3633
|
|
|
3634 /*
|
|
|
3635 *
|
|
|
3636 * Form the backup file name - change path/fo.o.h to
|
|
|
3637 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3638 * that works is used.
|
|
|
3639 */
|
|
|
3640 dirp = p_bdir;
|
|
|
3641 while (*dirp)
|
|
|
3642 {
|
|
|
3643 /*
|
|
|
3644 * Isolate one directory name and make the backup file name.
|
|
|
3645 */
|
|
|
3646 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3647 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3648 if (rootname == NULL)
|
|
|
3649 backup = NULL;
|
|
|
3650 else
|
|
|
3651 {
|
|
|
3652 backup = buf_modname(
|
|
|
3653 #ifdef SHORT_FNAME
|
|
|
3654 TRUE,
|
|
|
3655 #else
|
|
|
3656 (buf->b_p_sn || buf->b_shortname),
|
|
|
3657 #endif
|
|
|
3658 rootname, backup_ext, FALSE);
|
|
|
3659 vim_free(rootname);
|
|
|
3660 }
|
|
|
3661
|
|
|
3662 if (backup != NULL)
|
|
|
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 && mch_getperm(backup) >= 0)
|
|
|
3670 {
|
|
|
3671 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3672 if (p < backup) /* empty file name ??? */
|
|
|
3673 p = backup;
|
|
|
3674 *p = 'z';
|
|
|
3675 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3676 --*p;
|
|
|
3677 /* They all exist??? Must be something wrong! */
|
|
|
3678 if (*p == 'a')
|
|
|
3679 {
|
|
|
3680 vim_free(backup);
|
|
|
3681 backup = NULL;
|
|
|
3682 }
|
|
|
3683 }
|
|
|
3684 }
|
|
|
3685 if (backup != NULL)
|
|
|
3686 {
|
|
|
3687 /*
|
|
531
|
3688 * Delete any existing backup and move the current version
|
|
|
3689 * to the backup. For safety, we don't remove the backup
|
|
|
3690 * until the write has finished successfully. And if the
|
|
|
3691 * 'backup' option is set, leave it around.
|
|
7
|
3692 */
|
|
|
3693 /*
|
|
|
3694 * If the renaming of the original file to the backup file
|
|
|
3695 * works, quit here.
|
|
|
3696 */
|
|
|
3697 if (vim_rename(fname, backup) == 0)
|
|
|
3698 break;
|
|
|
3699
|
|
|
3700 vim_free(backup); /* don't do the rename below */
|
|
|
3701 backup = NULL;
|
|
|
3702 }
|
|
|
3703 }
|
|
|
3704 if (backup == NULL && !forceit)
|
|
|
3705 {
|
|
|
3706 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3707 goto fail;
|
|
|
3708 }
|
|
|
3709 }
|
|
|
3710 }
|
|
|
3711
|
|
|
3712 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3713 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3714 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3715 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3716 {
|
|
|
3717 perm |= 0200;
|
|
|
3718 (void)mch_setperm(fname, perm);
|
|
|
3719 made_writable = TRUE;
|
|
|
3720 }
|
|
|
3721 #endif
|
|
|
3722
|
|
819
|
3723 /* When using ":w!" and writing to the current file, 'readonly' makes no
|
|
164
|
3724 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3725 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3726 {
|
|
|
3727 buf->b_p_ro = FALSE;
|
|
|
3728 #ifdef FEAT_TITLE
|
|
|
3729 need_maketitle = TRUE; /* set window title later */
|
|
|
3730 #endif
|
|
|
3731 #ifdef FEAT_WINDOWS
|
|
|
3732 status_redraw_all(); /* redraw status lines later */
|
|
|
3733 #endif
|
|
|
3734 }
|
|
|
3735
|
|
|
3736 if (end > buf->b_ml.ml_line_count)
|
|
|
3737 end = buf->b_ml.ml_line_count;
|
|
|
3738 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3739 start = end + 1;
|
|
|
3740
|
|
|
3741 /*
|
|
|
3742 * If the original file is being overwritten, there is a small chance that
|
|
|
3743 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3744 * This makes all block numbers positive so that recovery does not need
|
|
|
3745 * the original file.
|
|
|
3746 * Don't do this if there is a backup file and we are exiting.
|
|
|
3747 */
|
|
39
|
3748 if (reset_changed && !newfile && overwriting
|
|
7
|
3749 && !(exiting && backup != NULL))
|
|
|
3750 {
|
|
|
3751 ml_preserve(buf, FALSE);
|
|
|
3752 if (got_int)
|
|
|
3753 {
|
|
|
3754 errmsg = (char_u *)_(e_interr);
|
|
|
3755 goto restore_backup;
|
|
|
3756 }
|
|
|
3757 }
|
|
|
3758
|
|
|
3759 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3760 /*
|
|
|
3761 * Before risking to lose the original file verify if there's
|
|
|
3762 * a resource fork to preserve, and if cannot be done warn
|
|
|
3763 * the users. This happens when overwriting without backups.
|
|
|
3764 */
|
|
|
3765 if (backup == NULL && overwriting && !append)
|
|
|
3766 if (mch_has_resource_fork(fname))
|
|
|
3767 {
|
|
|
3768 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3769 goto restore_backup;
|
|
|
3770 }
|
|
|
3771 #endif
|
|
|
3772
|
|
|
3773 #ifdef VMS
|
|
|
3774 vms_remove_version(fname); /* remove version */
|
|
|
3775 #endif
|
|
|
3776 /* Default: write the the file directly. May write to a temp file for
|
|
|
3777 * multi-byte conversion. */
|
|
|
3778 wfname = fname;
|
|
|
3779
|
|
|
3780 #ifdef FEAT_MBYTE
|
|
|
3781 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3782 if (eap != NULL && eap->force_enc != 0)
|
|
|
3783 {
|
|
|
3784 fenc = eap->cmd + eap->force_enc;
|
|
|
3785 fenc = enc_canonize(fenc);
|
|
|
3786 fenc_tofree = fenc;
|
|
|
3787 }
|
|
|
3788 else
|
|
|
3789 fenc = buf->b_p_fenc;
|
|
|
3790
|
|
|
3791 /*
|
|
|
3792 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3793 * 'fileencoding' differs from 'encoding'.
|
|
|
3794 */
|
|
|
3795 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3796
|
|
|
3797 /*
|
|
|
3798 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3799 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3800 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3801 */
|
|
|
3802 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3803 {
|
|
|
3804 wb_flags = get_fio_flags(fenc);
|
|
|
3805 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3806 {
|
|
|
3807 /* Need to allocate a buffer to translate into. */
|
|
|
3808 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3809 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3810 else /* FIO_UCS4 */
|
|
|
3811 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3812 write_info.bw_conv_buf
|
|
|
3813 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3814 if (write_info.bw_conv_buf == NULL)
|
|
|
3815 end = 0;
|
|
|
3816 }
|
|
|
3817 }
|
|
|
3818
|
|
|
3819 # ifdef WIN3264
|
|
|
3820 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3821 {
|
|
|
3822 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3823 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3824 write_info.bw_conv_buf
|
|
|
3825 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3826 if (write_info.bw_conv_buf == NULL)
|
|
|
3827 end = 0;
|
|
|
3828 }
|
|
|
3829 # endif
|
|
|
3830
|
|
|
3831 # ifdef MACOS_X
|
|
|
3832 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
3833 {
|
|
|
3834 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
3835 write_info.bw_conv_buf
|
|
|
3836 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3837 if (write_info.bw_conv_buf == NULL)
|
|
|
3838 end = 0;
|
|
|
3839 }
|
|
|
3840 # endif
|
|
|
3841
|
|
|
3842 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
3843 if (converted && wb_flags == 0)
|
|
|
3844 {
|
|
|
3845 # ifdef USE_ICONV
|
|
|
3846 /*
|
|
|
3847 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
3848 * internally.
|
|
|
3849 */
|
|
|
3850 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
3851 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
3852 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
3853 {
|
|
|
3854 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
3855 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
3856 write_info.bw_conv_buf
|
|
|
3857 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3858 if (write_info.bw_conv_buf == NULL)
|
|
|
3859 end = 0;
|
|
|
3860 write_info.bw_first = TRUE;
|
|
|
3861 }
|
|
|
3862 # ifdef FEAT_EVAL
|
|
|
3863 else
|
|
|
3864 # endif
|
|
|
3865 # endif
|
|
|
3866
|
|
|
3867 # ifdef FEAT_EVAL
|
|
|
3868 /*
|
|
|
3869 * When the file needs to be converted with 'charconvert' after
|
|
|
3870 * writing, write to a temp file instead and let the conversion
|
|
|
3871 * overwrite the original file.
|
|
|
3872 */
|
|
|
3873 if (*p_ccv != NUL)
|
|
|
3874 {
|
|
|
3875 wfname = vim_tempname('w');
|
|
|
3876 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
3877 {
|
|
|
3878 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
3879 goto restore_backup;
|
|
|
3880 }
|
|
|
3881 }
|
|
|
3882 # endif
|
|
|
3883 }
|
|
|
3884 # endif
|
|
|
3885 if (converted && wb_flags == 0
|
|
|
3886 # ifdef USE_ICONV
|
|
|
3887 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
3888 # endif
|
|
|
3889 # ifdef FEAT_EVAL
|
|
|
3890 && wfname == fname
|
|
|
3891 # endif
|
|
|
3892 )
|
|
|
3893 {
|
|
|
3894 if (!forceit)
|
|
|
3895 {
|
|
|
3896 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
3897 goto restore_backup;
|
|
|
3898 }
|
|
|
3899 notconverted = TRUE;
|
|
|
3900 }
|
|
|
3901 #endif
|
|
|
3902
|
|
|
3903 /*
|
|
|
3904 * Open the file "wfname" for writing.
|
|
|
3905 * We may try to open the file twice: If we can't write to the
|
|
|
3906 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
3907 * a new one. If this still fails we may have lost the original file!
|
|
|
3908 * (this may happen when the user reached his quotum for number of files).
|
|
|
3909 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
3910 */
|
|
|
3911 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
3912 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
3913 : (O_CREAT | O_TRUNC))
|
|
216
|
3914 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
3915 {
|
|
|
3916 /*
|
|
|
3917 * A forced write will try to create a new file if the old one is
|
|
|
3918 * still readonly. This may also happen when the directory is
|
|
|
3919 * read-only. In that case the mch_remove() will fail.
|
|
|
3920 */
|
|
|
3921 if (errmsg == NULL)
|
|
|
3922 {
|
|
|
3923 #ifdef UNIX
|
|
|
3924 struct stat st;
|
|
|
3925
|
|
|
3926 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
3927 if ((!newfile && st_old.st_nlink > 1)
|
|
|
3928 || (mch_lstat((char *)fname, &st) == 0
|
|
|
3929 && (st.st_dev != st_old.st_dev
|
|
|
3930 || st.st_ino != st_old.st_ino)))
|
|
|
3931 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
3932 else
|
|
|
3933 #endif
|
|
|
3934 {
|
|
|
3935 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
3936 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
3937 && perm >= 0)
|
|
|
3938 {
|
|
|
3939 #ifdef UNIX
|
|
|
3940 /* we write to the file, thus it should be marked
|
|
|
3941 writable after all */
|
|
|
3942 if (!(perm & 0200))
|
|
|
3943 made_writable = TRUE;
|
|
|
3944 perm |= 0200;
|
|
|
3945 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
3946 perm &= 0777;
|
|
|
3947 #endif
|
|
|
3948 if (!append) /* don't remove when appending */
|
|
|
3949 mch_remove(wfname);
|
|
|
3950 continue;
|
|
|
3951 }
|
|
|
3952 }
|
|
|
3953 }
|
|
|
3954
|
|
|
3955 restore_backup:
|
|
|
3956 {
|
|
|
3957 struct stat st;
|
|
|
3958
|
|
|
3959 /*
|
|
|
3960 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
3961 * away. If we moved or removed the original file try to put the
|
|
|
3962 * backup in its place.
|
|
|
3963 */
|
|
|
3964 if (backup != NULL && wfname == fname)
|
|
|
3965 {
|
|
|
3966 if (backup_copy)
|
|
|
3967 {
|
|
|
3968 /*
|
|
|
3969 * There is a small chance that we removed the original,
|
|
|
3970 * try to move the copy in its place.
|
|
|
3971 * This may not work if the vim_rename() fails.
|
|
|
3972 * In that case we leave the copy around.
|
|
|
3973 */
|
|
|
3974 /* If file does not exist, put the copy in its place */
|
|
|
3975 if (mch_stat((char *)fname, &st) < 0)
|
|
|
3976 vim_rename(backup, fname);
|
|
|
3977 /* if original file does exist throw away the copy */
|
|
|
3978 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
3979 mch_remove(backup);
|
|
|
3980 }
|
|
|
3981 else
|
|
|
3982 {
|
|
|
3983 /* try to put the original file back */
|
|
|
3984 vim_rename(backup, fname);
|
|
|
3985 }
|
|
|
3986 }
|
|
|
3987
|
|
|
3988 /* if original file no longer exists give an extra warning */
|
|
|
3989 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
3990 end = 0;
|
|
|
3991 }
|
|
|
3992
|
|
|
3993 #ifdef FEAT_MBYTE
|
|
|
3994 if (wfname != fname)
|
|
|
3995 vim_free(wfname);
|
|
|
3996 #endif
|
|
|
3997 goto fail;
|
|
|
3998 }
|
|
|
3999 errmsg = NULL;
|
|
|
4000
|
|
|
4001 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
4002 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4003 /*
|
|
|
4004 * On macintosh copy the original files attributes (i.e. the backup)
|
|
|
4005 * This is done in order to preserve the ressource fork and the
|
|
|
4006 * Finder attribute (label, comments, custom icons, file creatore)
|
|
|
4007 */
|
|
|
4008 if (backup != NULL && overwriting && !append)
|
|
|
4009 {
|
|
|
4010 if (backup_copy)
|
|
|
4011 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
4012 else
|
|
|
4013 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
4014 }
|
|
|
4015
|
|
|
4016 if (!overwriting && !append)
|
|
|
4017 {
|
|
|
4018 if (buf->b_ffname != NULL)
|
|
|
4019 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
|
4020 /* Should copy ressource fork */
|
|
|
4021 }
|
|
|
4022 #endif
|
|
|
4023
|
|
|
4024 write_info.bw_fd = fd;
|
|
|
4025
|
|
|
4026 #ifdef FEAT_CRYPT
|
|
|
4027 if (*buf->b_p_key && !filtering)
|
|
|
4028 {
|
|
|
4029 crypt_init_keys(buf->b_p_key);
|
|
|
4030 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
4031 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
4032 * conversion when needed. */
|
|
|
4033 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4034 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4035 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4036 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4037 end = 0;
|
|
|
4038 wb_flags |= FIO_ENCRYPTED;
|
|
|
4039 }
|
|
|
4040 #endif
|
|
|
4041
|
|
|
4042 write_info.bw_buf = buffer;
|
|
|
4043 nchars = 0;
|
|
|
4044
|
|
|
4045 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4046 if (eap != NULL && eap->force_bin != 0)
|
|
|
4047 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4048 else
|
|
|
4049 write_bin = buf->b_p_bin;
|
|
|
4050
|
|
|
4051 #ifdef FEAT_MBYTE
|
|
|
4052 /*
|
|
|
4053 * The BOM is written just after the encryption magic number.
|
|
24
|
4054 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4055 * sense at the start of the file.
|
|
7
|
4056 */
|
|
24
|
4057 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4058 {
|
|
|
4059 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4060 if (write_info.bw_len > 0)
|
|
|
4061 {
|
|
|
4062 /* don't convert, do encryption */
|
|
|
4063 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4064 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4065 end = 0;
|
|
|
4066 else
|
|
|
4067 nchars += write_info.bw_len;
|
|
|
4068 }
|
|
|
4069 }
|
|
|
4070 #endif
|
|
|
4071
|
|
|
4072 write_info.bw_len = bufsize;
|
|
|
4073 #ifdef HAS_BW_FLAGS
|
|
|
4074 write_info.bw_flags = wb_flags;
|
|
|
4075 #endif
|
|
|
4076 fileformat = get_fileformat_force(buf, eap);
|
|
|
4077 s = buffer;
|
|
|
4078 len = 0;
|
|
|
4079 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4080 {
|
|
|
4081 /*
|
|
|
4082 * The next while loop is done once for each character written.
|
|
|
4083 * Keep it fast!
|
|
|
4084 */
|
|
|
4085 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4086 while ((c = *++ptr) != NUL)
|
|
|
4087 {
|
|
|
4088 if (c == NL)
|
|
|
4089 *s = NUL; /* replace newlines with NULs */
|
|
|
4090 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4091 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4092 else
|
|
|
4093 *s = c;
|
|
|
4094 ++s;
|
|
|
4095 if (++len != bufsize)
|
|
|
4096 continue;
|
|
|
4097 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4098 {
|
|
|
4099 end = 0; /* write error: break loop */
|
|
|
4100 break;
|
|
|
4101 }
|
|
|
4102 nchars += bufsize;
|
|
|
4103 s = buffer;
|
|
|
4104 len = 0;
|
|
|
4105 }
|
|
|
4106 /* write failed or last line has no EOL: stop here */
|
|
|
4107 if (end == 0
|
|
|
4108 || (lnum == end
|
|
|
4109 && write_bin
|
|
|
4110 && (lnum == write_no_eol_lnum
|
|
|
4111 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4112 {
|
|
|
4113 ++lnum; /* written the line, count it */
|
|
|
4114 no_eol = TRUE;
|
|
|
4115 break;
|
|
|
4116 }
|
|
|
4117 if (fileformat == EOL_UNIX)
|
|
|
4118 *s++ = NL;
|
|
|
4119 else
|
|
|
4120 {
|
|
|
4121 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4122 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4123 {
|
|
|
4124 if (++len == bufsize)
|
|
|
4125 {
|
|
|
4126 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4127 {
|
|
|
4128 end = 0; /* write error: break loop */
|
|
|
4129 break;
|
|
|
4130 }
|
|
|
4131 nchars += bufsize;
|
|
|
4132 s = buffer;
|
|
|
4133 len = 0;
|
|
|
4134 }
|
|
|
4135 *s++ = NL;
|
|
|
4136 }
|
|
|
4137 }
|
|
|
4138 if (++len == bufsize && end)
|
|
|
4139 {
|
|
|
4140 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4141 {
|
|
|
4142 end = 0; /* write error: break loop */
|
|
|
4143 break;
|
|
|
4144 }
|
|
|
4145 nchars += bufsize;
|
|
|
4146 s = buffer;
|
|
|
4147 len = 0;
|
|
|
4148
|
|
|
4149 ui_breakcheck();
|
|
|
4150 if (got_int)
|
|
|
4151 {
|
|
|
4152 end = 0; /* Interrupted, break loop */
|
|
|
4153 break;
|
|
|
4154 }
|
|
|
4155 }
|
|
|
4156 #ifdef VMS
|
|
|
4157 /*
|
|
|
4158 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4159 * at a time. Fix it by writing a line at a time.
|
|
|
4160 * This is much slower!
|
|
22
|
4161 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4162 * structures end with a newline (carriage return) character, and if
|
|
|
4163 * they don't it adds one.
|
|
|
4164 * With other RMS structures it works perfect without this fix.
|
|
7
|
4165 */
|
|
22
|
4166 if ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0)
|
|
|
4167 {
|
|
|
4168 int b2write;
|
|
|
4169
|
|
|
4170 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4171 ? MIN(4096, bufsize)
|
|
|
4172 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4173
|
|
|
4174 b2write = len;
|
|
|
4175 while (b2write > 0)
|
|
7
|
4176 {
|
|
22
|
4177 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4178 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4179 {
|
|
|
4180 end = 0;
|
|
|
4181 break;
|
|
|
4182 }
|
|
|
4183 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4184 }
|
|
|
4185 write_info.bw_len = bufsize;
|
|
|
4186 nchars += len;
|
|
|
4187 s = buffer;
|
|
|
4188 len = 0;
|
|
|
4189 }
|
|
|
4190 #endif
|
|
|
4191 }
|
|
|
4192 if (len > 0 && end > 0)
|
|
|
4193 {
|
|
|
4194 write_info.bw_len = len;
|
|
|
4195 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4196 end = 0; /* write error */
|
|
|
4197 nchars += len;
|
|
|
4198 }
|
|
|
4199
|
|
|
4200 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4201 /* On many journalling file systems there is a bug that causes both the
|
|
|
4202 * original and the backup file to be lost when halting the system right
|
|
|
4203 * after writing the file. That's because only the meta-data is
|
|
|
4204 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4205 * been written to disk and we don't lose it.
|
|
|
4206 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4207 * (could be a pipe).
|
|
|
4208 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4209 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4210 {
|
|
|
4211 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4212 end = 0;
|
|
|
4213 }
|
|
|
4214 #endif
|
|
|
4215
|
|
557
|
4216 #ifdef UNIX
|
|
|
4217 /* When creating a new file, set its owner/group to that of the original
|
|
|
4218 * file. Get the new device and inode number. */
|
|
|
4219 if (backup != NULL && !backup_copy)
|
|
|
4220 {
|
|
|
4221 # ifdef HAVE_FCHOWN
|
|
|
4222 struct stat st;
|
|
|
4223
|
|
|
4224 /* don't change the owner when it's already OK, some systems remove
|
|
|
4225 * permission or ACL stuff */
|
|
|
4226 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4227 || st.st_uid != st_old.st_uid
|
|
|
4228 || st.st_gid != st_old.st_gid)
|
|
|
4229 {
|
|
|
4230 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
4231 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4232 (void)mch_setperm(wfname, perm);
|
|
|
4233 }
|
|
|
4234 # endif
|
|
|
4235 buf_setino(buf);
|
|
|
4236 }
|
|
617
|
4237 else if (buf->b_dev < 0)
|
|
|
4238 /* Set the inode when creating a new file. */
|
|
|
4239 buf_setino(buf);
|
|
557
|
4240 #endif
|
|
|
4241
|
|
7
|
4242 if (close(fd) != 0)
|
|
|
4243 {
|
|
|
4244 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4245 end = 0;
|
|
|
4246 }
|
|
|
4247
|
|
|
4248 #ifdef UNIX
|
|
|
4249 if (made_writable)
|
|
|
4250 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4251 #endif
|
|
|
4252 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4253 (void)mch_setperm(wfname, perm);
|
|
|
4254 #ifdef RISCOS
|
|
|
4255 if (!append && !filtering)
|
|
|
4256 /* Set the filetype after writing the file. */
|
|
|
4257 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4258 #endif
|
|
|
4259 #ifdef HAVE_ACL
|
|
|
4260 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4261 * ACL on a file the user doesn't own). */
|
|
|
4262 if (!backup_copy)
|
|
|
4263 mch_set_acl(wfname, acl);
|
|
|
4264 #endif
|
|
|
4265
|
|
|
4266
|
|
|
4267 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4268 if (wfname != fname)
|
|
|
4269 {
|
|
|
4270 /*
|
|
|
4271 * The file was written to a temp file, now it needs to be converted
|
|
|
4272 * with 'charconvert' to (overwrite) the output file.
|
|
|
4273 */
|
|
|
4274 if (end != 0)
|
|
|
4275 {
|
|
|
4276 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4277 wfname, fname) == FAIL)
|
|
|
4278 {
|
|
|
4279 write_info.bw_conv_error = TRUE;
|
|
|
4280 end = 0;
|
|
|
4281 }
|
|
|
4282 }
|
|
|
4283 mch_remove(wfname);
|
|
|
4284 vim_free(wfname);
|
|
|
4285 }
|
|
|
4286 #endif
|
|
|
4287
|
|
|
4288 if (end == 0)
|
|
|
4289 {
|
|
|
4290 if (errmsg == NULL)
|
|
|
4291 {
|
|
|
4292 #ifdef FEAT_MBYTE
|
|
|
4293 if (write_info.bw_conv_error)
|
|
26
|
4294 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4295 else
|
|
|
4296 #endif
|
|
|
4297 if (got_int)
|
|
|
4298 errmsg = (char_u *)_(e_interr);
|
|
|
4299 else
|
|
|
4300 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4301 }
|
|
|
4302
|
|
|
4303 /*
|
|
|
4304 * If we have a backup file, try to put it in place of the new file,
|
|
|
4305 * because the new file is probably corrupt. This avoids loosing the
|
|
|
4306 * original file when trying to make a backup when writing the file a
|
|
|
4307 * second time.
|
|
|
4308 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4309 * file. Otherwise rename the backup file.
|
|
|
4310 * If this is OK, don't give the extra warning message.
|
|
|
4311 */
|
|
|
4312 if (backup != NULL)
|
|
|
4313 {
|
|
|
4314 if (backup_copy)
|
|
|
4315 {
|
|
|
4316 /* This may take a while, if we were interrupted let the user
|
|
|
4317 * know we got the message. */
|
|
|
4318 if (got_int)
|
|
|
4319 {
|
|
|
4320 MSG(_(e_interr));
|
|
|
4321 out_flush();
|
|
|
4322 }
|
|
|
4323 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4324 {
|
|
|
4325 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4326 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4327 perm & 0777)) >= 0)
|
|
7
|
4328 {
|
|
|
4329 /* copy the file. */
|
|
|
4330 write_info.bw_buf = smallbuf;
|
|
|
4331 #ifdef HAS_BW_FLAGS
|
|
|
4332 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4333 #endif
|
|
|
4334 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4335 SMBUFSIZE)) > 0)
|
|
|
4336 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4337 break;
|
|
|
4338
|
|
|
4339 if (close(write_info.bw_fd) >= 0
|
|
|
4340 && write_info.bw_len == 0)
|
|
|
4341 end = 1; /* success */
|
|
|
4342 }
|
|
|
4343 close(fd); /* ignore errors for closing read file */
|
|
|
4344 }
|
|
|
4345 }
|
|
|
4346 else
|
|
|
4347 {
|
|
|
4348 if (vim_rename(backup, fname) == 0)
|
|
|
4349 end = 1;
|
|
|
4350 }
|
|
|
4351 }
|
|
|
4352 goto fail;
|
|
|
4353 }
|
|
|
4354
|
|
|
4355 lnum -= start; /* compute number of written lines */
|
|
|
4356 --no_wait_return; /* may wait for return now */
|
|
|
4357
|
|
|
4358 #if !(defined(UNIX) || defined(VMS))
|
|
|
4359 fname = sfname; /* use shortname now, for the messages */
|
|
|
4360 #endif
|
|
|
4361 if (!filtering)
|
|
|
4362 {
|
|
|
4363 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4364 c = FALSE;
|
|
|
4365 #ifdef FEAT_MBYTE
|
|
|
4366 if (write_info.bw_conv_error)
|
|
|
4367 {
|
|
|
4368 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4369 c = TRUE;
|
|
|
4370 }
|
|
|
4371 else if (notconverted)
|
|
|
4372 {
|
|
|
4373 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4374 c = TRUE;
|
|
|
4375 }
|
|
|
4376 else if (converted)
|
|
|
4377 {
|
|
|
4378 STRCAT(IObuff, _("[converted]"));
|
|
|
4379 c = TRUE;
|
|
|
4380 }
|
|
|
4381 #endif
|
|
|
4382 if (device)
|
|
|
4383 {
|
|
|
4384 STRCAT(IObuff, _("[Device]"));
|
|
|
4385 c = TRUE;
|
|
|
4386 }
|
|
|
4387 else if (newfile)
|
|
|
4388 {
|
|
|
4389 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4390 c = TRUE;
|
|
|
4391 }
|
|
|
4392 if (no_eol)
|
|
|
4393 {
|
|
|
4394 msg_add_eol();
|
|
|
4395 c = TRUE;
|
|
|
4396 }
|
|
|
4397 /* may add [unix/dos/mac] */
|
|
|
4398 if (msg_add_fileformat(fileformat))
|
|
|
4399 c = TRUE;
|
|
|
4400 #ifdef FEAT_CRYPT
|
|
|
4401 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4402 {
|
|
|
4403 STRCAT(IObuff, _("[crypted]"));
|
|
|
4404 c = TRUE;
|
|
|
4405 }
|
|
|
4406 #endif
|
|
|
4407 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4408 if (!shortmess(SHM_WRITE))
|
|
|
4409 {
|
|
|
4410 if (append)
|
|
|
4411 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4412 else
|
|
|
4413 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4414 }
|
|
|
4415
|
|
679
|
4416 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0), 0);
|
|
7
|
4417 }
|
|
|
4418
|
|
39
|
4419 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4420 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4421 if (reset_changed && whole && !append
|
|
7
|
4422 #ifdef FEAT_MBYTE
|
|
|
4423 && !write_info.bw_conv_error
|
|
|
4424 #endif
|
|
39
|
4425 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4426 )
|
|
7
|
4427 {
|
|
|
4428 unchanged(buf, TRUE);
|
|
|
4429 u_unchanged(buf);
|
|
|
4430 }
|
|
|
4431
|
|
|
4432 /*
|
|
|
4433 * If written to the current file, update the timestamp of the swap file
|
|
|
4434 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4435 */
|
|
|
4436 if (overwriting)
|
|
|
4437 {
|
|
|
4438 ml_timestamp(buf);
|
|
589
|
4439 if (append)
|
|
|
4440 buf->b_flags &= ~BF_NEW;
|
|
|
4441 else
|
|
|
4442 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4443 }
|
|
|
4444
|
|
|
4445 /*
|
|
|
4446 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4447 * the backup file our 'original' file.
|
|
|
4448 */
|
|
|
4449 if (*p_pm && dobackup)
|
|
|
4450 {
|
|
|
4451 char *org = (char *)buf_modname(
|
|
|
4452 #ifdef SHORT_FNAME
|
|
|
4453 TRUE,
|
|
|
4454 #else
|
|
|
4455 (buf->b_p_sn || buf->b_shortname),
|
|
|
4456 #endif
|
|
|
4457 fname, p_pm, FALSE);
|
|
|
4458
|
|
|
4459 if (backup != NULL)
|
|
|
4460 {
|
|
|
4461 struct stat st;
|
|
|
4462
|
|
|
4463 /*
|
|
|
4464 * If the original file does not exist yet
|
|
|
4465 * the current backup file becomes the original file
|
|
|
4466 */
|
|
|
4467 if (org == NULL)
|
|
|
4468 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4469 else if (mch_stat(org, &st) < 0)
|
|
|
4470 {
|
|
|
4471 vim_rename(backup, (char_u *)org);
|
|
|
4472 vim_free(backup); /* don't delete the file */
|
|
|
4473 backup = NULL;
|
|
|
4474 #ifdef UNIX
|
|
|
4475 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4476 #endif
|
|
|
4477 }
|
|
|
4478 }
|
|
|
4479 /*
|
|
|
4480 * If there is no backup file, remember that a (new) file was
|
|
|
4481 * created.
|
|
|
4482 */
|
|
|
4483 else
|
|
|
4484 {
|
|
|
4485 int empty_fd;
|
|
|
4486
|
|
|
4487 if (org == NULL
|
|
557
|
4488 || (empty_fd = mch_open(org,
|
|
|
4489 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4490 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4491 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4492 else
|
|
|
4493 close(empty_fd);
|
|
|
4494 }
|
|
|
4495 if (org != NULL)
|
|
|
4496 {
|
|
|
4497 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4498 vim_free(org);
|
|
|
4499 }
|
|
|
4500 }
|
|
|
4501
|
|
|
4502 /*
|
|
|
4503 * Remove the backup unless 'backup' option is set
|
|
|
4504 */
|
|
|
4505 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4506 EMSG(_("E207: Can't delete backup file"));
|
|
|
4507
|
|
|
4508 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4509 if (usingSunWorkShop)
|
|
|
4510 workshop_file_saved((char *) ffname);
|
|
|
4511 #endif
|
|
|
4512
|
|
|
4513 goto nofail;
|
|
|
4514
|
|
|
4515 /*
|
|
|
4516 * Finish up. We get here either after failure or success.
|
|
|
4517 */
|
|
|
4518 fail:
|
|
|
4519 --no_wait_return; /* may wait for return now */
|
|
|
4520 nofail:
|
|
|
4521
|
|
|
4522 /* Done saving, we accept changed buffer warnings again */
|
|
|
4523 buf->b_saving = FALSE;
|
|
|
4524
|
|
|
4525 vim_free(backup);
|
|
|
4526 if (buffer != smallbuf)
|
|
|
4527 vim_free(buffer);
|
|
|
4528 #ifdef FEAT_MBYTE
|
|
|
4529 vim_free(fenc_tofree);
|
|
|
4530 vim_free(write_info.bw_conv_buf);
|
|
|
4531 # ifdef USE_ICONV
|
|
|
4532 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4533 {
|
|
|
4534 iconv_close(write_info.bw_iconv_fd);
|
|
|
4535 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4536 }
|
|
|
4537 # endif
|
|
|
4538 #endif
|
|
|
4539 #ifdef HAVE_ACL
|
|
|
4540 mch_free_acl(acl);
|
|
|
4541 #endif
|
|
|
4542
|
|
|
4543 if (errmsg != NULL)
|
|
|
4544 {
|
|
835
|
4545 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0;
|
|
7
|
4546
|
|
|
4547 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4548 msg_add_fname(buf,
|
|
|
4549 #ifndef UNIX
|
|
|
4550 sfname
|
|
|
4551 #else
|
|
|
4552 fname
|
|
|
4553 #endif
|
|
|
4554 ); /* put file name in IObuff with quotes */
|
|
|
4555 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4556 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4557 /* If the error message has the form "is ...", put the error number in
|
|
|
4558 * front of the file name. */
|
|
|
4559 if (errnum != NULL)
|
|
|
4560 {
|
|
|
4561 mch_memmove(IObuff + numlen, IObuff, STRLEN(IObuff) + 1);
|
|
|
4562 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4563 }
|
|
|
4564 STRCAT(IObuff, errmsg);
|
|
|
4565 emsg(IObuff);
|
|
|
4566
|
|
|
4567 retval = FAIL;
|
|
|
4568 if (end == 0)
|
|
|
4569 {
|
|
|
4570 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4571 attr | MSG_HIST);
|
|
|
4572 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4573 attr | MSG_HIST);
|
|
|
4574
|
|
|
4575 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4576 * prompt when writing again. */
|
|
|
4577 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4578 {
|
|
|
4579 buf_store_time(buf, &st_old, fname);
|
|
|
4580 buf->b_mtime_read = buf->b_mtime;
|
|
|
4581 }
|
|
|
4582 }
|
|
|
4583 }
|
|
|
4584 msg_scroll = msg_save;
|
|
|
4585
|
|
|
4586 #ifdef FEAT_AUTOCMD
|
|
|
4587 #ifdef FEAT_EVAL
|
|
|
4588 if (!should_abort(retval))
|
|
|
4589 #else
|
|
|
4590 if (!got_int)
|
|
|
4591 #endif
|
|
|
4592 {
|
|
|
4593 aco_save_T aco;
|
|
|
4594
|
|
|
4595 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4596
|
|
|
4597 /*
|
|
|
4598 * Apply POST autocommands.
|
|
|
4599 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4600 */
|
|
|
4601 aucmd_prepbuf(&aco, buf);
|
|
|
4602
|
|
|
4603 if (append)
|
|
|
4604 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4605 FALSE, curbuf, eap);
|
|
|
4606 else if (filtering)
|
|
|
4607 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4608 FALSE, curbuf, eap);
|
|
|
4609 else if (reset_changed && whole)
|
|
|
4610 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4611 FALSE, curbuf, eap);
|
|
|
4612 else
|
|
|
4613 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4614 FALSE, curbuf, eap);
|
|
|
4615
|
|
|
4616 /* restore curwin/curbuf and a few other things */
|
|
|
4617 aucmd_restbuf(&aco);
|
|
|
4618
|
|
|
4619 #ifdef FEAT_EVAL
|
|
|
4620 if (aborting()) /* autocmds may abort script processing */
|
|
|
4621 retval = FALSE;
|
|
|
4622 #endif
|
|
|
4623 }
|
|
|
4624 #endif
|
|
|
4625
|
|
|
4626 got_int |= prev_got_int;
|
|
|
4627
|
|
|
4628 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4629 /* Update machine specific information. */
|
|
|
4630 mch_post_buffer_write(buf);
|
|
|
4631 #endif
|
|
|
4632 return retval;
|
|
|
4633 }
|
|
|
4634
|
|
|
4635 /*
|
|
633
|
4636 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4637 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4638 */
|
|
|
4639 static int
|
|
|
4640 set_rw_fname(fname, sfname)
|
|
|
4641 char_u *fname;
|
|
|
4642 char_u *sfname;
|
|
|
4643 {
|
|
|
4644 #ifdef FEAT_AUTOCMD
|
|
|
4645 /* It's like the unnamed buffer is deleted.... */
|
|
|
4646 if (curbuf->b_p_bl)
|
|
|
4647 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4648 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4649 # ifdef FEAT_EVAL
|
|
|
4650 if (aborting()) /* autocmds may abort script processing */
|
|
|
4651 return FAIL;
|
|
|
4652 # endif
|
|
|
4653 #endif
|
|
|
4654
|
|
|
4655 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4656 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4657
|
|
|
4658 #ifdef FEAT_AUTOCMD
|
|
|
4659 /* ....and a new named one is created */
|
|
|
4660 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4661 if (curbuf->b_p_bl)
|
|
|
4662 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4663 # ifdef FEAT_EVAL
|
|
|
4664 if (aborting()) /* autocmds may abort script processing */
|
|
|
4665 return FAIL;
|
|
|
4666 # endif
|
|
|
4667
|
|
|
4668 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4669 if (*curbuf->b_p_ft == NUL)
|
|
|
4670 {
|
|
819
|
4671 if (au_has_group((char_u *)"filetypedetect"))
|
|
676
|
4672 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE);
|
|
717
|
4673 do_modelines(0);
|
|
633
|
4674 }
|
|
|
4675 #endif
|
|
|
4676
|
|
|
4677 return OK;
|
|
|
4678 }
|
|
|
4679
|
|
|
4680 /*
|
|
7
|
4681 * Put file name into IObuff with quotes.
|
|
|
4682 */
|
|
33
|
4683 void
|
|
7
|
4684 msg_add_fname(buf, fname)
|
|
|
4685 buf_T *buf;
|
|
|
4686 char_u *fname;
|
|
|
4687 {
|
|
|
4688 if (fname == NULL)
|
|
|
4689 fname = (char_u *)"-stdin-";
|
|
|
4690 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4691 IObuff[0] = '"';
|
|
|
4692 STRCAT(IObuff, "\" ");
|
|
|
4693 }
|
|
|
4694
|
|
|
4695 /*
|
|
|
4696 * Append message for text mode to IObuff.
|
|
|
4697 * Return TRUE if something appended.
|
|
|
4698 */
|
|
|
4699 static int
|
|
|
4700 msg_add_fileformat(eol_type)
|
|
|
4701 int eol_type;
|
|
|
4702 {
|
|
|
4703 #ifndef USE_CRNL
|
|
|
4704 if (eol_type == EOL_DOS)
|
|
|
4705 {
|
|
|
4706 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4707 return TRUE;
|
|
|
4708 }
|
|
|
4709 #endif
|
|
|
4710 #ifndef USE_CR
|
|
|
4711 if (eol_type == EOL_MAC)
|
|
|
4712 {
|
|
|
4713 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4714 return TRUE;
|
|
|
4715 }
|
|
|
4716 #endif
|
|
|
4717 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4718 if (eol_type == EOL_UNIX)
|
|
|
4719 {
|
|
|
4720 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4721 return TRUE;
|
|
|
4722 }
|
|
|
4723 #endif
|
|
|
4724 return FALSE;
|
|
|
4725 }
|
|
|
4726
|
|
|
4727 /*
|
|
|
4728 * Append line and character count to IObuff.
|
|
|
4729 */
|
|
33
|
4730 void
|
|
7
|
4731 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4732 int insert_space;
|
|
|
4733 long lnum;
|
|
|
4734 long nchars;
|
|
|
4735 {
|
|
|
4736 char_u *p;
|
|
|
4737
|
|
|
4738 p = IObuff + STRLEN(IObuff);
|
|
|
4739
|
|
|
4740 if (insert_space)
|
|
|
4741 *p++ = ' ';
|
|
|
4742 if (shortmess(SHM_LINES))
|
|
|
4743 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4744 else
|
|
|
4745 {
|
|
|
4746 if (lnum == 1)
|
|
|
4747 STRCPY(p, _("1 line, "));
|
|
|
4748 else
|
|
|
4749 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4750 p += STRLEN(p);
|
|
|
4751 if (nchars == 1)
|
|
|
4752 STRCPY(p, _("1 character"));
|
|
|
4753 else
|
|
|
4754 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4755 }
|
|
|
4756 }
|
|
|
4757
|
|
|
4758 /*
|
|
|
4759 * Append message for missing line separator to IObuff.
|
|
|
4760 */
|
|
|
4761 static void
|
|
|
4762 msg_add_eol()
|
|
|
4763 {
|
|
|
4764 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4765 }
|
|
|
4766
|
|
|
4767 /*
|
|
|
4768 * Check modification time of file, before writing to it.
|
|
|
4769 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4770 * using the same timestamp but can't set the size.
|
|
|
4771 */
|
|
|
4772 static int
|
|
|
4773 check_mtime(buf, st)
|
|
|
4774 buf_T *buf;
|
|
|
4775 struct stat *st;
|
|
|
4776 {
|
|
|
4777 if (buf->b_mtime_read != 0
|
|
|
4778 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4779 {
|
|
|
4780 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4781 msg_silent = 0; /* must give this prompt */
|
|
|
4782 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4783 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4784 hl_attr(HLF_E));
|
|
|
4785 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4786 TRUE) == 'n')
|
|
|
4787 return FAIL;
|
|
|
4788 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4789 }
|
|
|
4790 return OK;
|
|
|
4791 }
|
|
|
4792
|
|
|
4793 static int
|
|
|
4794 time_differs(t1, t2)
|
|
|
4795 long t1, t2;
|
|
|
4796 {
|
|
|
4797 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4798 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4799 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4800 * time may change unexpectedly by one second!!! */
|
|
|
4801 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4802 #else
|
|
|
4803 return (t1 != t2);
|
|
|
4804 #endif
|
|
|
4805 }
|
|
|
4806
|
|
|
4807 /*
|
|
|
4808 * Call write() to write a number of bytes to the file.
|
|
|
4809 * Also handles encryption and 'encoding' conversion.
|
|
|
4810 *
|
|
|
4811 * Return FAIL for failure, OK otherwise.
|
|
|
4812 */
|
|
|
4813 static int
|
|
|
4814 buf_write_bytes(ip)
|
|
|
4815 struct bw_info *ip;
|
|
|
4816 {
|
|
|
4817 int wlen;
|
|
|
4818 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
4819 int len = ip->bw_len; /* length of data */
|
|
|
4820 #ifdef HAS_BW_FLAGS
|
|
|
4821 int flags = ip->bw_flags; /* extra flags */
|
|
|
4822 #endif
|
|
|
4823
|
|
|
4824 #ifdef FEAT_MBYTE
|
|
|
4825 /*
|
|
|
4826 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
4827 */
|
|
|
4828 if (!(flags & FIO_NOCONVERT))
|
|
|
4829 {
|
|
|
4830 char_u *p;
|
|
|
4831 unsigned c;
|
|
|
4832 int n;
|
|
|
4833
|
|
|
4834 if (flags & FIO_UTF8)
|
|
|
4835 {
|
|
|
4836 /*
|
|
|
4837 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
4838 */
|
|
|
4839 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4840 for (wlen = 0; wlen < len; ++wlen)
|
|
|
4841 p += utf_char2bytes(buf[wlen], p);
|
|
|
4842 buf = ip->bw_conv_buf;
|
|
|
4843 len = (int)(p - ip->bw_conv_buf);
|
|
|
4844 }
|
|
|
4845 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
4846 {
|
|
|
4847 /*
|
|
|
4848 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
4849 * Latin1 chars in the file.
|
|
|
4850 */
|
|
|
4851 if (flags & FIO_LATIN1)
|
|
|
4852 p = buf; /* translate in-place (can only get shorter) */
|
|
|
4853 else
|
|
|
4854 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4855 for (wlen = 0; wlen < len; wlen += n)
|
|
|
4856 {
|
|
|
4857 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
4858 {
|
|
|
4859 int l;
|
|
|
4860
|
|
|
4861 /* Use remainder of previous call. Append the start of
|
|
|
4862 * buf[] to get a full sequence. Might still be too
|
|
|
4863 * short! */
|
|
|
4864 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
4865 if (l > len)
|
|
|
4866 l = len;
|
|
|
4867 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
4868 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
4869 if (n > ip->bw_restlen + len)
|
|
|
4870 {
|
|
|
4871 /* We have an incomplete byte sequence at the end to
|
|
|
4872 * be written. We can't convert it without the
|
|
|
4873 * remaining bytes. Keep them for the next call. */
|
|
|
4874 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
4875 return FAIL;
|
|
|
4876 ip->bw_restlen += len;
|
|
|
4877 break;
|
|
|
4878 }
|
|
|
4879 if (n > 1)
|
|
|
4880 c = utf_ptr2char(ip->bw_rest);
|
|
|
4881 else
|
|
|
4882 c = ip->bw_rest[0];
|
|
|
4883 if (n >= ip->bw_restlen)
|
|
|
4884 {
|
|
|
4885 n -= ip->bw_restlen;
|
|
|
4886 ip->bw_restlen = 0;
|
|
|
4887 }
|
|
|
4888 else
|
|
|
4889 {
|
|
|
4890 ip->bw_restlen -= n;
|
|
|
4891 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
4892 (size_t)ip->bw_restlen);
|
|
|
4893 n = 0;
|
|
|
4894 }
|
|
|
4895 }
|
|
|
4896 else
|
|
|
4897 {
|
|
474
|
4898 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
4899 if (n > len - wlen)
|
|
|
4900 {
|
|
|
4901 /* We have an incomplete byte sequence at the end to
|
|
|
4902 * be written. We can't convert it without the
|
|
|
4903 * remaining bytes. Keep them for the next call. */
|
|
|
4904 if (len - wlen > CONV_RESTLEN)
|
|
|
4905 return FAIL;
|
|
|
4906 ip->bw_restlen = len - wlen;
|
|
|
4907 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
4908 (size_t)ip->bw_restlen);
|
|
|
4909 break;
|
|
|
4910 }
|
|
|
4911 if (n > 1)
|
|
|
4912 c = utf_ptr2char(buf + wlen);
|
|
|
4913 else
|
|
|
4914 c = buf[wlen];
|
|
|
4915 }
|
|
|
4916
|
|
|
4917 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
4918 }
|
|
|
4919 if (flags & FIO_LATIN1)
|
|
|
4920 len = (int)(p - buf);
|
|
|
4921 else
|
|
|
4922 {
|
|
|
4923 buf = ip->bw_conv_buf;
|
|
|
4924 len = (int)(p - ip->bw_conv_buf);
|
|
|
4925 }
|
|
|
4926 }
|
|
|
4927
|
|
|
4928 # ifdef WIN3264
|
|
|
4929 else if (flags & FIO_CODEPAGE)
|
|
|
4930 {
|
|
|
4931 /*
|
|
|
4932 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
4933 * codepage.
|
|
|
4934 */
|
|
|
4935 char_u *from;
|
|
|
4936 size_t fromlen;
|
|
|
4937 char_u *to;
|
|
|
4938 int u8c;
|
|
|
4939 BOOL bad = FALSE;
|
|
|
4940 int needed;
|
|
|
4941
|
|
|
4942 if (ip->bw_restlen > 0)
|
|
|
4943 {
|
|
|
4944 /* Need to concatenate the remainder of the previous call and
|
|
|
4945 * the bytes of the current call. Use the end of the
|
|
|
4946 * conversion buffer for this. */
|
|
|
4947 fromlen = len + ip->bw_restlen;
|
|
|
4948 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
4949 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
4950 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
4951 }
|
|
|
4952 else
|
|
|
4953 {
|
|
|
4954 from = buf;
|
|
|
4955 fromlen = len;
|
|
|
4956 }
|
|
|
4957
|
|
|
4958 to = ip->bw_conv_buf;
|
|
|
4959 if (enc_utf8)
|
|
|
4960 {
|
|
|
4961 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
4962 * The buffer has been allocated to be big enough. */
|
|
|
4963 while (fromlen > 0)
|
|
|
4964 {
|
|
835
|
4965 n = (int)utf_ptr2len_len(from, (int)fromlen);
|
|
7
|
4966 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
4967 break;
|
|
|
4968 u8c = utf_ptr2char(from);
|
|
|
4969 *to++ = (u8c & 0xff);
|
|
|
4970 *to++ = (u8c >> 8);
|
|
|
4971 fromlen -= n;
|
|
|
4972 from += n;
|
|
|
4973 }
|
|
|
4974
|
|
|
4975 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
4976 * call. */
|
|
|
4977 if (fromlen > CONV_RESTLEN)
|
|
|
4978 {
|
|
|
4979 /* weird overlong sequence */
|
|
|
4980 ip->bw_conv_error = TRUE;
|
|
|
4981 return FAIL;
|
|
|
4982 }
|
|
|
4983 mch_memmove(ip->bw_rest, from, fromlen);
|
|
835
|
4984 ip->bw_restlen = (int)fromlen;
|
|
7
|
4985 }
|
|
|
4986 else
|
|
|
4987 {
|
|
|
4988 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
4989 * buffer. The buffer has been allocated to be big enough. */
|
|
|
4990 ip->bw_restlen = 0;
|
|
|
4991 needed = MultiByteToWideChar(enc_codepage,
|
|
835
|
4992 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen,
|
|
7
|
4993 NULL, 0);
|
|
|
4994 if (needed == 0)
|
|
|
4995 {
|
|
|
4996 /* When conversion fails there may be a trailing byte. */
|
|
|
4997 needed = MultiByteToWideChar(enc_codepage,
|
|
835
|
4998 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1,
|
|
7
|
4999 NULL, 0);
|
|
|
5000 if (needed == 0)
|
|
|
5001 {
|
|
|
5002 /* Conversion doesn't work. */
|
|
|
5003 ip->bw_conv_error = TRUE;
|
|
|
5004 return FAIL;
|
|
|
5005 }
|
|
|
5006 /* Save the trailing byte for the next call. */
|
|
|
5007 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
5008 ip->bw_restlen = 1;
|
|
|
5009 }
|
|
|
5010 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
835
|
5011 (LPCSTR)from, (int)(fromlen - ip->bw_restlen),
|
|
7
|
5012 (LPWSTR)to, needed);
|
|
|
5013 if (needed == 0)
|
|
|
5014 {
|
|
|
5015 /* Safety check: Conversion doesn't work. */
|
|
|
5016 ip->bw_conv_error = TRUE;
|
|
|
5017 return FAIL;
|
|
|
5018 }
|
|
|
5019 to += needed * 2;
|
|
|
5020 }
|
|
|
5021
|
|
|
5022 fromlen = to - ip->bw_conv_buf;
|
|
|
5023 buf = to;
|
|
|
5024 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5025 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
5026 {
|
|
|
5027 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
5028 * conversion buffer. Fails when out of space. */
|
|
|
5029 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
5030 {
|
|
|
5031 u8c = *from++;
|
|
|
5032 u8c += (*from++ << 8);
|
|
|
5033 to += utf_char2bytes(u8c, to);
|
|
|
5034 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
5035 {
|
|
|
5036 ip->bw_conv_error = TRUE;
|
|
|
5037 return FAIL;
|
|
|
5038 }
|
|
|
5039 }
|
|
835
|
5040 len = (int)(to - buf);
|
|
7
|
5041 }
|
|
|
5042 else
|
|
|
5043 #endif
|
|
|
5044 {
|
|
|
5045 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
5046 * the conversion buffer. If the conversion uses the default
|
|
|
5047 * character "0", the data doesn't fit in this encoding, so
|
|
|
5048 * fail. */
|
|
|
5049 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5050 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
835
|
5051 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0, &bad);
|
|
7
|
5052 if (bad)
|
|
|
5053 {
|
|
|
5054 ip->bw_conv_error = TRUE;
|
|
|
5055 return FAIL;
|
|
|
5056 }
|
|
|
5057 }
|
|
|
5058 }
|
|
|
5059 # endif
|
|
|
5060
|
|
765
|
5061 # ifdef MACOS_CONVERT
|
|
7
|
5062 else if (flags & FIO_MACROMAN)
|
|
|
5063 {
|
|
|
5064 /*
|
|
|
5065 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5066 */
|
|
|
5067 char_u *from;
|
|
|
5068 size_t fromlen;
|
|
|
5069
|
|
|
5070 if (ip->bw_restlen > 0)
|
|
|
5071 {
|
|
|
5072 /* Need to concatenate the remainder of the previous call and
|
|
|
5073 * the bytes of the current call. Use the end of the
|
|
|
5074 * conversion buffer for this. */
|
|
|
5075 fromlen = len + ip->bw_restlen;
|
|
|
5076 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5077 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5078 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5079 }
|
|
|
5080 else
|
|
|
5081 {
|
|
|
5082 from = buf;
|
|
|
5083 fromlen = len;
|
|
|
5084 }
|
|
|
5085
|
|
18
|
5086 if (enc2macroman(from, fromlen,
|
|
|
5087 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5088 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5089 {
|
|
|
5090 ip->bw_conv_error = TRUE;
|
|
|
5091 return FAIL;
|
|
|
5092 }
|
|
|
5093 buf = ip->bw_conv_buf;
|
|
|
5094 }
|
|
|
5095 # endif
|
|
|
5096
|
|
|
5097 # ifdef USE_ICONV
|
|
|
5098 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5099 {
|
|
|
5100 const char *from;
|
|
|
5101 size_t fromlen;
|
|
|
5102 char *to;
|
|
|
5103 size_t tolen;
|
|
|
5104
|
|
|
5105 /* Convert with iconv(). */
|
|
|
5106 if (ip->bw_restlen > 0)
|
|
|
5107 {
|
|
|
5108 /* Need to concatenate the remainder of the previous call and
|
|
|
5109 * the bytes of the current call. Use the end of the
|
|
|
5110 * conversion buffer for this. */
|
|
|
5111 fromlen = len + ip->bw_restlen;
|
|
|
5112 from = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5113 mch_memmove((void *)from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5114 mch_memmove((void *)(from + ip->bw_restlen), buf, (size_t)len);
|
|
|
5115 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5116 }
|
|
|
5117 else
|
|
|
5118 {
|
|
|
5119 from = (const char *)buf;
|
|
|
5120 fromlen = len;
|
|
|
5121 tolen = ip->bw_conv_buflen;
|
|
|
5122 }
|
|
|
5123 to = (char *)ip->bw_conv_buf;
|
|
|
5124
|
|
|
5125 if (ip->bw_first)
|
|
|
5126 {
|
|
|
5127 size_t save_len = tolen;
|
|
|
5128
|
|
|
5129 /* output the initial shift state sequence */
|
|
|
5130 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5131
|
|
|
5132 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5133 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5134 */
|
|
|
5135 if (to == NULL)
|
|
|
5136 {
|
|
|
5137 to = (char *)ip->bw_conv_buf;
|
|
|
5138 tolen = save_len;
|
|
|
5139 }
|
|
|
5140 ip->bw_first = FALSE;
|
|
|
5141 }
|
|
|
5142
|
|
|
5143 /*
|
|
|
5144 * If iconv() has an error or there is not enough room, fail.
|
|
|
5145 */
|
|
|
5146 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5147 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5148 || fromlen > CONV_RESTLEN)
|
|
|
5149 {
|
|
|
5150 ip->bw_conv_error = TRUE;
|
|
|
5151 return FAIL;
|
|
|
5152 }
|
|
|
5153
|
|
|
5154 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5155 if (fromlen > 0)
|
|
|
5156 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5157 ip->bw_restlen = (int)fromlen;
|
|
|
5158
|
|
|
5159 buf = ip->bw_conv_buf;
|
|
|
5160 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5161 }
|
|
|
5162 # endif
|
|
|
5163 }
|
|
|
5164 #endif /* FEAT_MBYTE */
|
|
|
5165
|
|
|
5166 #ifdef FEAT_CRYPT
|
|
|
5167 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5168 {
|
|
|
5169 int ztemp, t, i;
|
|
|
5170
|
|
|
5171 for (i = 0; i < len; i++)
|
|
|
5172 {
|
|
|
5173 ztemp = buf[i];
|
|
|
5174 buf[i] = ZENCODE(ztemp, t);
|
|
|
5175 }
|
|
|
5176 }
|
|
|
5177 #endif
|
|
|
5178
|
|
|
5179 /* Repeat the write(), it may be interrupted by a signal. */
|
|
|
5180 while (len)
|
|
|
5181 {
|
|
|
5182 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5183 if (wlen <= 0) /* error! */
|
|
|
5184 return FAIL;
|
|
|
5185 len -= wlen;
|
|
|
5186 buf += wlen;
|
|
|
5187 }
|
|
|
5188 return OK;
|
|
|
5189 }
|
|
|
5190
|
|
|
5191 #ifdef FEAT_MBYTE
|
|
|
5192 /*
|
|
|
5193 * Convert a Unicode character to bytes.
|
|
|
5194 */
|
|
|
5195 static int
|
|
|
5196 ucs2bytes(c, pp, flags)
|
|
|
5197 unsigned c; /* in: character */
|
|
|
5198 char_u **pp; /* in/out: pointer to result */
|
|
|
5199 int flags; /* FIO_ flags */
|
|
|
5200 {
|
|
|
5201 char_u *p = *pp;
|
|
|
5202 int error = FALSE;
|
|
|
5203 int cc;
|
|
|
5204
|
|
|
5205
|
|
|
5206 if (flags & FIO_UCS4)
|
|
|
5207 {
|
|
|
5208 if (flags & FIO_ENDIAN_L)
|
|
|
5209 {
|
|
|
5210 *p++ = c;
|
|
|
5211 *p++ = (c >> 8);
|
|
|
5212 *p++ = (c >> 16);
|
|
|
5213 *p++ = (c >> 24);
|
|
|
5214 }
|
|
|
5215 else
|
|
|
5216 {
|
|
|
5217 *p++ = (c >> 24);
|
|
|
5218 *p++ = (c >> 16);
|
|
|
5219 *p++ = (c >> 8);
|
|
|
5220 *p++ = c;
|
|
|
5221 }
|
|
|
5222 }
|
|
|
5223 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5224 {
|
|
|
5225 if (c >= 0x10000)
|
|
|
5226 {
|
|
|
5227 if (flags & FIO_UTF16)
|
|
|
5228 {
|
|
|
5229 /* Make two words, ten bits of the character in each. First
|
|
|
5230 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5231 c -= 0x10000;
|
|
|
5232 if (c >= 0x100000)
|
|
|
5233 error = TRUE;
|
|
|
5234 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5235 if (flags & FIO_ENDIAN_L)
|
|
|
5236 {
|
|
|
5237 *p++ = cc;
|
|
|
5238 *p++ = ((unsigned)cc >> 8);
|
|
|
5239 }
|
|
|
5240 else
|
|
|
5241 {
|
|
|
5242 *p++ = ((unsigned)cc >> 8);
|
|
|
5243 *p++ = cc;
|
|
|
5244 }
|
|
|
5245 c = (c & 0x3ff) + 0xdc00;
|
|
|
5246 }
|
|
|
5247 else
|
|
|
5248 error = TRUE;
|
|
|
5249 }
|
|
|
5250 if (flags & FIO_ENDIAN_L)
|
|
|
5251 {
|
|
|
5252 *p++ = c;
|
|
|
5253 *p++ = (c >> 8);
|
|
|
5254 }
|
|
|
5255 else
|
|
|
5256 {
|
|
|
5257 *p++ = (c >> 8);
|
|
|
5258 *p++ = c;
|
|
|
5259 }
|
|
|
5260 }
|
|
|
5261 else /* Latin1 */
|
|
|
5262 {
|
|
|
5263 if (c >= 0x100)
|
|
|
5264 {
|
|
|
5265 error = TRUE;
|
|
|
5266 *p++ = 0xBF;
|
|
|
5267 }
|
|
|
5268 else
|
|
|
5269 *p++ = c;
|
|
|
5270 }
|
|
|
5271
|
|
|
5272 *pp = p;
|
|
|
5273 return error;
|
|
|
5274 }
|
|
|
5275
|
|
|
5276 /*
|
|
|
5277 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5278 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5279 */
|
|
|
5280 static int
|
|
|
5281 same_encoding(a, b)
|
|
|
5282 char_u *a;
|
|
|
5283 char_u *b;
|
|
|
5284 {
|
|
|
5285 int f;
|
|
|
5286
|
|
|
5287 if (STRCMP(a, b) == 0)
|
|
|
5288 return TRUE;
|
|
|
5289 f = get_fio_flags(a);
|
|
|
5290 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5291 }
|
|
|
5292
|
|
|
5293 /*
|
|
|
5294 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5295 * internal conversion.
|
|
|
5296 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5297 */
|
|
|
5298 static int
|
|
|
5299 get_fio_flags(ptr)
|
|
|
5300 char_u *ptr;
|
|
|
5301 {
|
|
|
5302 int prop;
|
|
|
5303
|
|
|
5304 if (*ptr == NUL)
|
|
|
5305 ptr = p_enc;
|
|
|
5306
|
|
|
5307 prop = enc_canon_props(ptr);
|
|
|
5308 if (prop & ENC_UNICODE)
|
|
|
5309 {
|
|
|
5310 if (prop & ENC_2BYTE)
|
|
|
5311 {
|
|
|
5312 if (prop & ENC_ENDIAN_L)
|
|
|
5313 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5314 return FIO_UCS2;
|
|
|
5315 }
|
|
|
5316 if (prop & ENC_4BYTE)
|
|
|
5317 {
|
|
|
5318 if (prop & ENC_ENDIAN_L)
|
|
|
5319 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5320 return FIO_UCS4;
|
|
|
5321 }
|
|
|
5322 if (prop & ENC_2WORD)
|
|
|
5323 {
|
|
|
5324 if (prop & ENC_ENDIAN_L)
|
|
|
5325 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5326 return FIO_UTF16;
|
|
|
5327 }
|
|
|
5328 return FIO_UTF8;
|
|
|
5329 }
|
|
|
5330 if (prop & ENC_LATIN1)
|
|
|
5331 return FIO_LATIN1;
|
|
|
5332 /* must be ENC_DBCS, requires iconv() */
|
|
|
5333 return 0;
|
|
|
5334 }
|
|
|
5335
|
|
|
5336 #ifdef WIN3264
|
|
|
5337 /*
|
|
|
5338 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5339 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5340 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5341 */
|
|
|
5342 static int
|
|
|
5343 get_win_fio_flags(ptr)
|
|
|
5344 char_u *ptr;
|
|
|
5345 {
|
|
|
5346 int cp;
|
|
|
5347
|
|
|
5348 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5349 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5350 return 0;
|
|
|
5351
|
|
|
5352 cp = encname2codepage(ptr);
|
|
|
5353 if (cp == 0)
|
|
|
5354 {
|
|
|
5355 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5356 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5357 cp = CP_UTF8;
|
|
|
5358 else
|
|
|
5359 # endif
|
|
|
5360 return 0;
|
|
|
5361 }
|
|
|
5362 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5363 }
|
|
|
5364 #endif
|
|
|
5365
|
|
|
5366 #ifdef MACOS_X
|
|
|
5367 /*
|
|
|
5368 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5369 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5370 */
|
|
|
5371 static int
|
|
|
5372 get_mac_fio_flags(ptr)
|
|
|
5373 char_u *ptr;
|
|
|
5374 {
|
|
|
5375 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5376 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5377 return FIO_MACROMAN;
|
|
|
5378 return 0;
|
|
|
5379 }
|
|
|
5380 #endif
|
|
|
5381
|
|
|
5382 /*
|
|
|
5383 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5384 * "size" must be at least 2.
|
|
|
5385 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5386 * Returns NULL when no BOM found.
|
|
|
5387 */
|
|
|
5388 static char_u *
|
|
|
5389 check_for_bom(p, size, lenp, flags)
|
|
|
5390 char_u *p;
|
|
|
5391 long size;
|
|
|
5392 int *lenp;
|
|
|
5393 int flags;
|
|
|
5394 {
|
|
|
5395 char *name = NULL;
|
|
|
5396 int len = 2;
|
|
|
5397
|
|
|
5398 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
|
5399 && (flags == FIO_ALL || flags == 0))
|
|
|
5400 {
|
|
|
5401 name = "utf-8"; /* EF BB BF */
|
|
|
5402 len = 3;
|
|
|
5403 }
|
|
|
5404 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5405 {
|
|
|
5406 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5407 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5408 {
|
|
|
5409 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5410 len = 4;
|
|
|
5411 }
|
|
|
5412 else if (flags == FIO_ALL || flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
|
5413 name = "ucs-2le"; /* FF FE */
|
|
|
5414 else if (flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5415 name = "utf-16le"; /* FF FE */
|
|
|
5416 }
|
|
|
5417 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5418 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5419 {
|
|
|
5420 if (flags == FIO_UTF16)
|
|
|
5421 name = "utf-16"; /* FE FF */
|
|
|
5422 else
|
|
|
5423 name = "ucs-2"; /* FE FF */
|
|
|
5424 }
|
|
|
5425 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5426 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5427 {
|
|
|
5428 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5429 len = 4;
|
|
|
5430 }
|
|
|
5431
|
|
|
5432 *lenp = len;
|
|
|
5433 return (char_u *)name;
|
|
|
5434 }
|
|
|
5435
|
|
|
5436 /*
|
|
|
5437 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5438 * Return the length of the BOM (zero when no BOM).
|
|
|
5439 */
|
|
|
5440 static int
|
|
|
5441 make_bom(buf, name)
|
|
|
5442 char_u *buf;
|
|
|
5443 char_u *name;
|
|
|
5444 {
|
|
|
5445 int flags;
|
|
|
5446 char_u *p;
|
|
|
5447
|
|
|
5448 flags = get_fio_flags(name);
|
|
|
5449
|
|
|
5450 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5451 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5452 return 0;
|
|
|
5453
|
|
|
5454 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5455 {
|
|
|
5456 buf[0] = 0xef;
|
|
|
5457 buf[1] = 0xbb;
|
|
|
5458 buf[2] = 0xbf;
|
|
|
5459 return 3;
|
|
|
5460 }
|
|
|
5461 p = buf;
|
|
|
5462 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5463 return (int)(p - buf);
|
|
|
5464 }
|
|
|
5465 #endif
|
|
|
5466
|
|
|
5467 /*
|
|
|
5468 * Try to find a shortname by comparing the fullname with the current
|
|
|
5469 * directory.
|
|
|
5470 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5471 * otherwise.
|
|
|
5472 */
|
|
|
5473 char_u *
|
|
|
5474 shorten_fname(full_path, dir_name)
|
|
|
5475 char_u *full_path;
|
|
|
5476 char_u *dir_name;
|
|
|
5477 {
|
|
|
5478 int len;
|
|
|
5479 char_u *p;
|
|
|
5480
|
|
|
5481 if (full_path == NULL)
|
|
|
5482 return NULL;
|
|
|
5483 len = (int)STRLEN(dir_name);
|
|
|
5484 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5485 {
|
|
|
5486 p = full_path + len;
|
|
|
5487 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5488 /*
|
|
|
5489 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5490 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5491 * case p may already be correct. <negri>
|
|
|
5492 */
|
|
|
5493 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5494 #endif
|
|
|
5495 {
|
|
|
5496 if (vim_ispathsep(*p))
|
|
|
5497 ++p;
|
|
|
5498 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5499 else
|
|
|
5500 p = NULL;
|
|
|
5501 #endif
|
|
|
5502 }
|
|
|
5503 }
|
|
|
5504 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5505 /*
|
|
|
5506 * When using a file in the current drive, remove the drive name:
|
|
|
5507 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5508 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5509 */
|
|
|
5510 else if (len > 3
|
|
|
5511 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5512 && full_path[1] == ':'
|
|
|
5513 && vim_ispathsep(full_path[2]))
|
|
|
5514 p = full_path + 2;
|
|
|
5515 #endif
|
|
|
5516 else
|
|
|
5517 p = NULL;
|
|
|
5518 return p;
|
|
|
5519 }
|
|
|
5520
|
|
|
5521 /*
|
|
|
5522 * Shorten filenames for all buffers.
|
|
|
5523 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5524 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5525 * names a bit, if safe to do so.
|
|
|
5526 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5527 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5528 * name.
|
|
|
5529 */
|
|
|
5530 void
|
|
|
5531 shorten_fnames(force)
|
|
|
5532 int force;
|
|
|
5533 {
|
|
|
5534 char_u dirname[MAXPATHL];
|
|
|
5535 buf_T *buf;
|
|
|
5536 char_u *p;
|
|
|
5537
|
|
|
5538 mch_dirname(dirname, MAXPATHL);
|
|
|
5539 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5540 {
|
|
|
5541 if (buf->b_fname != NULL
|
|
|
5542 #ifdef FEAT_QUICKFIX
|
|
|
5543 && !bt_nofile(buf)
|
|
|
5544 #endif
|
|
|
5545 && !path_with_url(buf->b_fname)
|
|
|
5546 && (force
|
|
|
5547 || buf->b_sfname == NULL
|
|
|
5548 || mch_isFullName(buf->b_sfname)))
|
|
|
5549 {
|
|
|
5550 vim_free(buf->b_sfname);
|
|
|
5551 buf->b_sfname = NULL;
|
|
|
5552 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5553 if (p != NULL)
|
|
|
5554 {
|
|
|
5555 buf->b_sfname = vim_strsave(p);
|
|
|
5556 buf->b_fname = buf->b_sfname;
|
|
|
5557 }
|
|
|
5558 if (p == NULL || buf->b_fname == NULL)
|
|
|
5559 buf->b_fname = buf->b_ffname;
|
|
9
|
5560 }
|
|
|
5561
|
|
|
5562 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5563 * also have a swap file. */
|
|
|
5564 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5565 }
|
|
|
5566 #ifdef FEAT_WINDOWS
|
|
|
5567 status_redraw_all();
|
|
672
|
5568 redraw_tabline = TRUE;
|
|
7
|
5569 #endif
|
|
|
5570 }
|
|
|
5571
|
|
|
5572 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5573 || defined(FEAT_GUI_MSWIN) \
|
|
|
5574 || defined(FEAT_GUI_MAC) \
|
|
|
5575 || defined(PROTO)
|
|
|
5576 /*
|
|
|
5577 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5578 */
|
|
|
5579 void
|
|
|
5580 shorten_filenames(fnames, count)
|
|
|
5581 char_u **fnames;
|
|
|
5582 int count;
|
|
|
5583 {
|
|
|
5584 int i;
|
|
|
5585 char_u dirname[MAXPATHL];
|
|
|
5586 char_u *p;
|
|
|
5587
|
|
|
5588 if (fnames == NULL || count < 1)
|
|
|
5589 return;
|
|
|
5590 mch_dirname(dirname, sizeof(dirname));
|
|
|
5591 for (i = 0; i < count; ++i)
|
|
|
5592 {
|
|
|
5593 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5594 {
|
|
|
5595 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5596 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5597 * "p" first then free fnames[i]. */
|
|
|
5598 p = vim_strsave(p);
|
|
|
5599 vim_free(fnames[i]);
|
|
|
5600 fnames[i] = p;
|
|
|
5601 }
|
|
|
5602 }
|
|
|
5603 }
|
|
|
5604 #endif
|
|
|
5605
|
|
|
5606 /*
|
|
|
5607 * add extention to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
|
5608 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5609 *
|
|
|
5610 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5611 * the return value is a different name and ends in 'ext'.
|
|
|
5612 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5613 * characters otherwise.
|
|
|
5614 * Space for the returned name is allocated, must be freed later.
|
|
|
5615 * Returns NULL when out of memory.
|
|
|
5616 */
|
|
|
5617 char_u *
|
|
|
5618 modname(fname, ext, prepend_dot)
|
|
|
5619 char_u *fname, *ext;
|
|
|
5620 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5621 {
|
|
|
5622 return buf_modname(
|
|
|
5623 #ifdef SHORT_FNAME
|
|
|
5624 TRUE,
|
|
|
5625 #else
|
|
|
5626 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5627 #endif
|
|
|
5628 fname, ext, prepend_dot);
|
|
|
5629 }
|
|
|
5630
|
|
|
5631 char_u *
|
|
|
5632 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5633 int shortname; /* use 8.3 file name */
|
|
|
5634 char_u *fname, *ext;
|
|
|
5635 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5636 {
|
|
|
5637 char_u *retval;
|
|
|
5638 char_u *s;
|
|
|
5639 char_u *e;
|
|
|
5640 char_u *ptr;
|
|
|
5641 int fnamelen, extlen;
|
|
|
5642
|
|
|
5643 extlen = (int)STRLEN(ext);
|
|
|
5644
|
|
|
5645 /*
|
|
|
5646 * If there is no file name we must get the name of the current directory
|
|
|
5647 * (we need the full path in case :cd is used).
|
|
|
5648 */
|
|
|
5649 if (fname == NULL || *fname == NUL)
|
|
|
5650 {
|
|
|
5651 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5652 if (retval == NULL)
|
|
|
5653 return NULL;
|
|
|
5654 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5655 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5656 {
|
|
|
5657 vim_free(retval);
|
|
|
5658 return NULL;
|
|
|
5659 }
|
|
39
|
5660 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5661 {
|
|
|
5662 retval[fnamelen++] = PATHSEP;
|
|
|
5663 retval[fnamelen] = NUL;
|
|
|
5664 }
|
|
|
5665 #ifndef SHORT_FNAME
|
|
|
5666 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5667 #endif
|
|
|
5668 }
|
|
|
5669 else
|
|
|
5670 {
|
|
|
5671 fnamelen = (int)STRLEN(fname);
|
|
|
5672 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5673 if (retval == NULL)
|
|
|
5674 return NULL;
|
|
|
5675 STRCPY(retval, fname);
|
|
|
5676 #ifdef VMS
|
|
|
5677 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5678 #endif
|
|
|
5679 }
|
|
|
5680
|
|
|
5681 /*
|
|
|
5682 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5683 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5684 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5685 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5686 */
|
|
391
|
5687 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5688 {
|
|
|
5689 #ifndef RISCOS
|
|
|
5690 if (*ext == '.'
|
|
391
|
5691 # ifdef USE_LONG_FNAME
|
|
7
|
5692 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5693 # else
|
|
|
5694 # ifndef SHORT_FNAME
|
|
7
|
5695 && shortname
|
|
391
|
5696 # endif
|
|
7
|
5697 # endif
|
|
|
5698 )
|
|
|
5699 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5700 *ptr = '_';
|
|
391
|
5701 #endif
|
|
7
|
5702 if (vim_ispathsep(*ptr))
|
|
391
|
5703 {
|
|
|
5704 ++ptr;
|
|
7
|
5705 break;
|
|
391
|
5706 }
|
|
|
5707 }
|
|
7
|
5708
|
|
|
5709 /* the file name has at most BASENAMELEN characters. */
|
|
|
5710 #ifndef SHORT_FNAME
|
|
|
5711 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5712 ptr[BASENAMELEN] = '\0';
|
|
|
5713 #endif
|
|
|
5714
|
|
|
5715 s = ptr + STRLEN(ptr);
|
|
|
5716
|
|
|
5717 /*
|
|
|
5718 * For 8.3 file names we may have to reduce the length.
|
|
|
5719 */
|
|
|
5720 #ifdef USE_LONG_FNAME
|
|
|
5721 if (!USE_LONG_FNAME || shortname)
|
|
|
5722 #else
|
|
|
5723 # ifndef SHORT_FNAME
|
|
|
5724 if (shortname)
|
|
|
5725 # endif
|
|
|
5726 #endif
|
|
|
5727 {
|
|
|
5728 /*
|
|
|
5729 * If there is no file name, or the file name ends in '/', and the
|
|
|
5730 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5731 * ".ext" is invalid.
|
|
|
5732 */
|
|
|
5733 if (fname == NULL || *fname == NUL
|
|
|
5734 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5735 {
|
|
|
5736 #ifdef RISCOS
|
|
|
5737 if (*ext == '/')
|
|
|
5738 #else
|
|
|
5739 if (*ext == '.')
|
|
|
5740 #endif
|
|
|
5741 *s++ = '_';
|
|
|
5742 }
|
|
|
5743 /*
|
|
|
5744 * If the extension starts with '.', truncate the base name at 8
|
|
|
5745 * characters
|
|
|
5746 */
|
|
|
5747 #ifdef RISCOS
|
|
|
5748 /* We normally use '/', but swap files are '_' */
|
|
|
5749 else if (*ext == '/' || *ext == '_')
|
|
|
5750 #else
|
|
|
5751 else if (*ext == '.')
|
|
|
5752 #endif
|
|
|
5753 {
|
|
|
5754 if (s - ptr > (size_t)8)
|
|
|
5755 {
|
|
|
5756 s = ptr + 8;
|
|
|
5757 *s = '\0';
|
|
|
5758 }
|
|
|
5759 }
|
|
|
5760 /*
|
|
|
5761 * If the extension doesn't start with '.', and the file name
|
|
|
5762 * doesn't have an extension yet, append a '.'
|
|
|
5763 */
|
|
|
5764 #ifdef RISCOS
|
|
|
5765 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5766 *s++ = '/';
|
|
|
5767 #else
|
|
|
5768 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5769 *s++ = '.';
|
|
|
5770 #endif
|
|
|
5771 /*
|
|
|
5772 * If the extension doesn't start with '.', and there already is an
|
|
|
5773 * extension, it may need to be tructated
|
|
|
5774 */
|
|
|
5775 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5776 s = e + 4 - extlen;
|
|
|
5777 }
|
|
|
5778 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
5779 /*
|
|
|
5780 * If there is no file name, and the extension starts with '.', put a
|
|
|
5781 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
5782 * FAT partition, and on HPFS it doesn't matter.
|
|
|
5783 */
|
|
|
5784 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
5785 *s++ = '_';
|
|
|
5786 #endif
|
|
|
5787
|
|
|
5788 /*
|
|
|
5789 * Append the extention.
|
|
|
5790 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
5791 */
|
|
|
5792 STRCPY(s, ext);
|
|
|
5793
|
|
|
5794 #ifndef SHORT_FNAME
|
|
|
5795 /*
|
|
|
5796 * Prepend the dot.
|
|
|
5797 */
|
|
|
5798 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
5799 #ifdef RISCOS
|
|
|
5800 '/'
|
|
|
5801 #else
|
|
|
5802 '.'
|
|
|
5803 #endif
|
|
|
5804 #ifdef USE_LONG_FNAME
|
|
|
5805 && USE_LONG_FNAME
|
|
|
5806 #endif
|
|
|
5807 )
|
|
|
5808 {
|
|
|
5809 mch_memmove(e + 1, e, STRLEN(e) + 1);
|
|
|
5810 #ifdef RISCOS
|
|
|
5811 *e = '/';
|
|
|
5812 #else
|
|
|
5813 *e = '.';
|
|
|
5814 #endif
|
|
|
5815 }
|
|
|
5816 #endif
|
|
|
5817
|
|
|
5818 /*
|
|
|
5819 * Check that, after appending the extension, the file name is really
|
|
|
5820 * different.
|
|
|
5821 */
|
|
|
5822 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
5823 {
|
|
|
5824 /* we search for a character that can be replaced by '_' */
|
|
|
5825 while (--s >= ptr)
|
|
|
5826 {
|
|
|
5827 if (*s != '_')
|
|
|
5828 {
|
|
|
5829 *s = '_';
|
|
|
5830 break;
|
|
|
5831 }
|
|
|
5832 }
|
|
|
5833 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
5834 *ptr = 'v';
|
|
|
5835 }
|
|
|
5836 return retval;
|
|
|
5837 }
|
|
|
5838
|
|
|
5839 /*
|
|
|
5840 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
5841 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
5842 */
|
|
|
5843 int
|
|
|
5844 vim_fgets(buf, size, fp)
|
|
|
5845 char_u *buf;
|
|
|
5846 int size;
|
|
|
5847 FILE *fp;
|
|
|
5848 {
|
|
|
5849 char *eof;
|
|
|
5850 #define FGETS_SIZE 200
|
|
|
5851 char tbuf[FGETS_SIZE];
|
|
|
5852
|
|
|
5853 buf[size - 2] = NUL;
|
|
|
5854 #ifdef USE_CR
|
|
|
5855 eof = fgets_cr((char *)buf, size, fp);
|
|
|
5856 #else
|
|
|
5857 eof = fgets((char *)buf, size, fp);
|
|
|
5858 #endif
|
|
|
5859 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
5860 {
|
|
|
5861 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
5862
|
|
|
5863 /* Now throw away the rest of the line: */
|
|
|
5864 do
|
|
|
5865 {
|
|
|
5866 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
5867 #ifdef USE_CR
|
|
|
5868 fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5869 #else
|
|
|
5870 fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5871 #endif
|
|
|
5872 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
5873 }
|
|
|
5874 return (eof == NULL);
|
|
|
5875 }
|
|
|
5876
|
|
|
5877 #if defined(USE_CR) || defined(PROTO)
|
|
|
5878 /*
|
|
|
5879 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
5880 * Returns TRUE for end-of-file.
|
|
|
5881 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
5882 */
|
|
|
5883 int
|
|
|
5884 tag_fgets(buf, size, fp)
|
|
|
5885 char_u *buf;
|
|
|
5886 int size;
|
|
|
5887 FILE *fp;
|
|
|
5888 {
|
|
|
5889 int i = 0;
|
|
|
5890 int c;
|
|
|
5891 int eof = FALSE;
|
|
|
5892
|
|
|
5893 for (;;)
|
|
|
5894 {
|
|
|
5895 c = fgetc(fp);
|
|
|
5896 if (c == EOF)
|
|
|
5897 {
|
|
|
5898 eof = TRUE;
|
|
|
5899 break;
|
|
|
5900 }
|
|
|
5901 if (c == '\r')
|
|
|
5902 {
|
|
|
5903 /* Always store a NL for end-of-line. */
|
|
|
5904 if (i < size - 1)
|
|
|
5905 buf[i++] = '\n';
|
|
|
5906 c = fgetc(fp);
|
|
|
5907 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
5908 ungetc(c, fp);
|
|
|
5909 break;
|
|
|
5910 }
|
|
|
5911 if (i < size - 1)
|
|
|
5912 buf[i++] = c;
|
|
|
5913 if (c == '\n')
|
|
|
5914 break;
|
|
|
5915 }
|
|
|
5916 buf[i] = NUL;
|
|
|
5917 return eof;
|
|
|
5918 }
|
|
|
5919 #endif
|
|
|
5920
|
|
|
5921 /*
|
|
|
5922 * rename() only works if both files are on the same file system, this
|
|
|
5923 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
5924 * Return -1 for failure, 0 for success.
|
|
|
5925 */
|
|
|
5926 int
|
|
|
5927 vim_rename(from, to)
|
|
|
5928 char_u *from;
|
|
|
5929 char_u *to;
|
|
|
5930 {
|
|
|
5931 int fd_in;
|
|
|
5932 int fd_out;
|
|
|
5933 int n;
|
|
|
5934 char *errmsg = NULL;
|
|
|
5935 char *buffer;
|
|
|
5936 #ifdef AMIGA
|
|
|
5937 BPTR flock;
|
|
|
5938 #endif
|
|
|
5939 struct stat st;
|
|
194
|
5940 long perm;
|
|
199
|
5941 #ifdef HAVE_ACL
|
|
|
5942 vim_acl_T acl; /* ACL from original file */
|
|
|
5943 #endif
|
|
7
|
5944
|
|
|
5945 /*
|
|
|
5946 * When the names are identical, there is nothing to do.
|
|
|
5947 */
|
|
|
5948 if (fnamecmp(from, to) == 0)
|
|
|
5949 return 0;
|
|
|
5950
|
|
|
5951 /*
|
|
|
5952 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
5953 */
|
|
|
5954 if (mch_stat((char *)from, &st) < 0)
|
|
|
5955 return -1;
|
|
|
5956
|
|
|
5957 /*
|
|
|
5958 * Delete the "to" file, this is required on some systems to make the
|
|
|
5959 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
5960 * two files when the mch_rename() fails.
|
|
|
5961 */
|
|
|
5962
|
|
|
5963 #ifdef AMIGA
|
|
|
5964 /*
|
|
|
5965 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
5966 * that the name of the "to" file is the same as the "from" file, even
|
|
|
5967 * though the names are different. To avoid the chance of accidently
|
|
|
5968 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
5969 *
|
|
|
5970 * When used for making a backup before writing the file: This should not
|
|
|
5971 * happen with ":w", because startscript() should detect this problem and
|
|
|
5972 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
5973 * name. This problem does exist with ":w filename", but then the
|
|
|
5974 * original file will be somewhere else so the backup isn't really
|
|
|
5975 * important. If autoscripting is off the rename may fail.
|
|
|
5976 */
|
|
|
5977 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
5978 #endif
|
|
|
5979 mch_remove(to);
|
|
|
5980 #ifdef AMIGA
|
|
|
5981 if (flock)
|
|
|
5982 UnLock(flock);
|
|
|
5983 #endif
|
|
|
5984
|
|
|
5985 /*
|
|
|
5986 * First try a normal rename, return if it works.
|
|
|
5987 */
|
|
|
5988 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
5989 return 0;
|
|
|
5990
|
|
|
5991 /*
|
|
|
5992 * Rename() failed, try copying the file.
|
|
|
5993 */
|
|
194
|
5994 perm = mch_getperm(from);
|
|
199
|
5995 #ifdef HAVE_ACL
|
|
|
5996 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
5997 acl = mch_get_acl(from);
|
|
|
5998 #endif
|
|
7
|
5999 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
6000 if (fd_in == -1)
|
|
|
6001 return -1;
|
|
194
|
6002
|
|
|
6003 /* Create the new file with same permissions as the original. */
|
|
557
|
6004 fd_out = mch_open((char *)to,
|
|
|
6005 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
6006 if (fd_out == -1)
|
|
|
6007 {
|
|
|
6008 close(fd_in);
|
|
|
6009 return -1;
|
|
|
6010 }
|
|
|
6011
|
|
|
6012 buffer = (char *)alloc(BUFSIZE);
|
|
|
6013 if (buffer == NULL)
|
|
|
6014 {
|
|
|
6015 close(fd_in);
|
|
|
6016 close(fd_out);
|
|
|
6017 return -1;
|
|
|
6018 }
|
|
|
6019
|
|
|
6020 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
6021 if (vim_write(fd_out, buffer, n) != n)
|
|
|
6022 {
|
|
|
6023 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
6024 break;
|
|
|
6025 }
|
|
|
6026
|
|
|
6027 vim_free(buffer);
|
|
|
6028 close(fd_in);
|
|
|
6029 if (close(fd_out) < 0)
|
|
|
6030 errmsg = _("E209: Error closing \"%s\"");
|
|
|
6031 if (n < 0)
|
|
|
6032 {
|
|
|
6033 errmsg = _("E210: Error reading \"%s\"");
|
|
|
6034 to = from;
|
|
|
6035 }
|
|
570
|
6036 #ifndef UNIX /* for Unix mch_open() already set ther permission */
|
|
194
|
6037 mch_setperm(to, perm);
|
|
570
|
6038 #endif
|
|
199
|
6039 #ifdef HAVE_ACL
|
|
|
6040 mch_set_acl(to, acl);
|
|
|
6041 #endif
|
|
7
|
6042 if (errmsg != NULL)
|
|
|
6043 {
|
|
|
6044 EMSG2(errmsg, to);
|
|
|
6045 return -1;
|
|
|
6046 }
|
|
|
6047 mch_remove(from);
|
|
|
6048 return 0;
|
|
|
6049 }
|
|
|
6050
|
|
|
6051 static int already_warned = FALSE;
|
|
|
6052
|
|
|
6053 /*
|
|
|
6054 * Check if any not hidden buffer has been changed.
|
|
|
6055 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6056 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6057 * busy.
|
|
|
6058 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6059 * cursor positioned).
|
|
|
6060 */
|
|
|
6061 int
|
|
|
6062 check_timestamps(focus)
|
|
|
6063 int focus; /* called for GUI focus event */
|
|
|
6064 {
|
|
|
6065 buf_T *buf;
|
|
|
6066 int didit = 0;
|
|
|
6067 int n;
|
|
|
6068
|
|
|
6069 /* Don't check timestamps while system() or another low-level function may
|
|
|
6070 * cause us to lose and gain focus. */
|
|
|
6071 if (no_check_timestamps > 0)
|
|
|
6072 return FALSE;
|
|
|
6073
|
|
|
6074 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6075 * event and we would keep on checking if the file is steadily growing.
|
|
|
6076 * Do check again after typing something. */
|
|
|
6077 if (focus && did_check_timestamps)
|
|
|
6078 {
|
|
|
6079 need_check_timestamps = TRUE;
|
|
|
6080 return FALSE;
|
|
|
6081 }
|
|
|
6082
|
|
|
6083 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6084 #ifdef FEAT_AUTOCMD
|
|
822
|
6085 || autocmd_busy || curbuf_lock > 0
|
|
7
|
6086 #endif
|
|
|
6087 )
|
|
|
6088 need_check_timestamps = TRUE; /* check later */
|
|
|
6089 else
|
|
|
6090 {
|
|
|
6091 ++no_wait_return;
|
|
|
6092 did_check_timestamps = TRUE;
|
|
|
6093 already_warned = FALSE;
|
|
|
6094 for (buf = firstbuf; buf != NULL; )
|
|
|
6095 {
|
|
|
6096 /* Only check buffers in a window. */
|
|
|
6097 if (buf->b_nwindows > 0)
|
|
|
6098 {
|
|
|
6099 n = buf_check_timestamp(buf, focus);
|
|
|
6100 if (didit < n)
|
|
|
6101 didit = n;
|
|
|
6102 if (n > 0 && !buf_valid(buf))
|
|
|
6103 {
|
|
|
6104 /* Autocommands have removed the buffer, start at the
|
|
|
6105 * first one again. */
|
|
|
6106 buf = firstbuf;
|
|
|
6107 continue;
|
|
|
6108 }
|
|
|
6109 }
|
|
|
6110 buf = buf->b_next;
|
|
|
6111 }
|
|
|
6112 --no_wait_return;
|
|
|
6113 need_check_timestamps = FALSE;
|
|
|
6114 if (need_wait_return && didit == 2)
|
|
|
6115 {
|
|
|
6116 /* make sure msg isn't overwritten */
|
|
|
6117 msg_puts((char_u *)"\n");
|
|
|
6118 out_flush();
|
|
|
6119 }
|
|
|
6120 }
|
|
|
6121 return didit;
|
|
|
6122 }
|
|
|
6123
|
|
|
6124 /*
|
|
|
6125 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6126 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6127 * empty.
|
|
|
6128 */
|
|
|
6129 static int
|
|
|
6130 move_lines(frombuf, tobuf)
|
|
|
6131 buf_T *frombuf;
|
|
|
6132 buf_T *tobuf;
|
|
|
6133 {
|
|
|
6134 buf_T *tbuf = curbuf;
|
|
|
6135 int retval = OK;
|
|
|
6136 linenr_T lnum;
|
|
|
6137 char_u *p;
|
|
|
6138
|
|
|
6139 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6140 curbuf = tobuf;
|
|
|
6141 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6142 {
|
|
|
6143 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6144 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6145 {
|
|
|
6146 vim_free(p);
|
|
|
6147 retval = FAIL;
|
|
|
6148 break;
|
|
|
6149 }
|
|
|
6150 vim_free(p);
|
|
|
6151 }
|
|
|
6152
|
|
|
6153 /* Delete all the lines in "frombuf". */
|
|
|
6154 if (retval != FAIL)
|
|
|
6155 {
|
|
|
6156 curbuf = frombuf;
|
|
|
6157 while (!bufempty())
|
|
|
6158 if (ml_delete(curbuf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
|
6159 {
|
|
|
6160 /* Oops! We could try putting back the saved lines, but that
|
|
|
6161 * might fail again... */
|
|
|
6162 retval = FAIL;
|
|
|
6163 break;
|
|
|
6164 }
|
|
|
6165 }
|
|
|
6166
|
|
|
6167 curbuf = tbuf;
|
|
|
6168 return retval;
|
|
|
6169 }
|
|
|
6170
|
|
|
6171 /*
|
|
|
6172 * Check if buffer "buf" has been changed.
|
|
|
6173 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6174 * return 1 if a changed buffer was found.
|
|
|
6175 * return 2 if a message has been displayed.
|
|
|
6176 * return 0 otherwise.
|
|
|
6177 */
|
|
|
6178 /*ARGSUSED*/
|
|
|
6179 int
|
|
|
6180 buf_check_timestamp(buf, focus)
|
|
|
6181 buf_T *buf;
|
|
|
6182 int focus; /* called for GUI focus event */
|
|
|
6183 {
|
|
|
6184 struct stat st;
|
|
|
6185 int stat_res;
|
|
|
6186 int retval = 0;
|
|
|
6187 char_u *path;
|
|
|
6188 char_u *tbuf;
|
|
|
6189 char *mesg = NULL;
|
|
188
|
6190 char *mesg2 = "";
|
|
7
|
6191 int helpmesg = FALSE;
|
|
|
6192 int reload = FALSE;
|
|
|
6193 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6194 int can_reload = FALSE;
|
|
|
6195 #endif
|
|
|
6196 size_t orig_size = buf->b_orig_size;
|
|
|
6197 int orig_mode = buf->b_orig_mode;
|
|
|
6198 #ifdef FEAT_GUI
|
|
|
6199 int save_mouse_correct = need_mouse_correct;
|
|
|
6200 #endif
|
|
|
6201 #ifdef FEAT_AUTOCMD
|
|
|
6202 static int busy = FALSE;
|
|
179
|
6203 int n;
|
|
|
6204 char_u *s;
|
|
|
6205 #endif
|
|
|
6206 char *reason;
|
|
7
|
6207
|
|
|
6208 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6209 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6210 * this buffer. */
|
|
|
6211 if (buf->b_ffname == NULL
|
|
|
6212 || buf->b_ml.ml_mfp == NULL
|
|
|
6213 #if defined(FEAT_QUICKFIX)
|
|
|
6214 || *buf->b_p_bt != NUL
|
|
|
6215 #endif
|
|
|
6216 || buf->b_saving
|
|
|
6217 #ifdef FEAT_AUTOCMD
|
|
|
6218 || busy
|
|
|
6219 #endif
|
|
33
|
6220 #ifdef FEAT_NETBEANS_INTG
|
|
|
6221 || isNetbeansBuffer(buf)
|
|
|
6222 #endif
|
|
7
|
6223 )
|
|
|
6224 return 0;
|
|
|
6225
|
|
|
6226 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6227 && buf->b_mtime != 0
|
|
|
6228 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6229 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6230 #ifdef HAVE_ST_MODE
|
|
|
6231 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6232 #else
|
|
|
6233 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6234 #endif
|
|
|
6235 ))
|
|
|
6236 {
|
|
|
6237 retval = 1;
|
|
|
6238
|
|
628
|
6239 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6240 * FileChangedShell autocmd) */
|
|
7
|
6241 if (stat_res < 0)
|
|
|
6242 {
|
|
|
6243 buf->b_mtime = 0;
|
|
|
6244 buf->b_orig_size = 0;
|
|
|
6245 buf->b_orig_mode = 0;
|
|
|
6246 }
|
|
|
6247 else
|
|
|
6248 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6249
|
|
|
6250 /* Don't do anything for a directory. Might contain the file
|
|
|
6251 * explorer. */
|
|
|
6252 if (mch_isdir(buf->b_fname))
|
|
|
6253 ;
|
|
|
6254
|
|
|
6255 /*
|
|
|
6256 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6257 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6258 * was set, the global option value otherwise.
|
|
|
6259 */
|
|
|
6260 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6261 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6262 reload = TRUE;
|
|
|
6263 else
|
|
|
6264 {
|
|
179
|
6265 if (stat_res < 0)
|
|
|
6266 reason = "deleted";
|
|
|
6267 else if (bufIsChanged(buf))
|
|
|
6268 reason = "conflict";
|
|
|
6269 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6270 reason = "changed";
|
|
|
6271 else if (orig_mode != buf->b_orig_mode)
|
|
|
6272 reason = "mode";
|
|
|
6273 else
|
|
|
6274 reason = "time";
|
|
|
6275
|
|
7
|
6276 #ifdef FEAT_AUTOCMD
|
|
|
6277 /*
|
|
|
6278 * Only give the warning if there are no FileChangedShell
|
|
|
6279 * autocommands.
|
|
|
6280 * Avoid being called recursively by setting "busy".
|
|
|
6281 */
|
|
|
6282 busy = TRUE;
|
|
532
|
6283 # ifdef FEAT_EVAL
|
|
179
|
6284 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6285 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6286 # endif
|
|
7
|
6287 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6288 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6289 busy = FALSE;
|
|
|
6290 if (n)
|
|
|
6291 {
|
|
|
6292 if (!buf_valid(buf))
|
|
|
6293 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6294 # ifdef FEAT_EVAL
|
|
179
|
6295 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6296 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6297 reload = TRUE;
|
|
|
6298 else if (STRCMP(s, "ask") == 0)
|
|
|
6299 n = FALSE;
|
|
|
6300 else
|
|
532
|
6301 # endif
|
|
179
|
6302 return 2;
|
|
7
|
6303 }
|
|
179
|
6304 if (!n)
|
|
7
|
6305 #endif
|
|
|
6306 {
|
|
179
|
6307 if (*reason == 'd')
|
|
|
6308 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6309 else
|
|
|
6310 {
|
|
|
6311 helpmesg = TRUE;
|
|
|
6312 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6313 can_reload = TRUE;
|
|
|
6314 #endif
|
|
|
6315 /*
|
|
|
6316 * Check if the file contents really changed to avoid
|
|
|
6317 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6318 * checked out of CVS). Always warn when the buffer was
|
|
|
6319 * changed.
|
|
|
6320 */
|
|
179
|
6321 if (reason[2] == 'n')
|
|
|
6322 {
|
|
7
|
6323 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6324 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6325 }
|
|
|
6326 else if (reason[1] == 'h')
|
|
|
6327 {
|
|
7
|
6328 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6329 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6330 }
|
|
|
6331 else if (*reason == 'm')
|
|
|
6332 {
|
|
7
|
6333 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6334 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6335 }
|
|
|
6336 /* Else: only timestamp changed, ignored */
|
|
7
|
6337 }
|
|
|
6338 }
|
|
|
6339 }
|
|
|
6340
|
|
|
6341 }
|
|
|
6342 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6343 && vim_fexists(buf->b_ffname))
|
|
|
6344 {
|
|
|
6345 retval = 1;
|
|
|
6346 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6347 buf->b_flags |= BF_NEW_W;
|
|
|
6348 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6349 can_reload = TRUE;
|
|
|
6350 #endif
|
|
|
6351 }
|
|
|
6352
|
|
|
6353 if (mesg != NULL)
|
|
|
6354 {
|
|
|
6355 path = home_replace_save(buf, buf->b_fname);
|
|
|
6356 if (path != NULL)
|
|
|
6357 {
|
|
179
|
6358 if (!helpmesg)
|
|
7
|
6359 mesg2 = "";
|
|
|
6360 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6361 + STRLEN(mesg2) + 2));
|
|
|
6362 sprintf((char *)tbuf, mesg, path);
|
|
|
6363 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6364 if (can_reload)
|
|
|
6365 {
|
|
|
6366 if (*mesg2 != NUL)
|
|
|
6367 {
|
|
|
6368 STRCAT(tbuf, "\n");
|
|
|
6369 STRCAT(tbuf, mesg2);
|
|
|
6370 }
|
|
|
6371 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6372 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6373 reload = TRUE;
|
|
|
6374 }
|
|
|
6375 else
|
|
|
6376 #endif
|
|
|
6377 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6378 {
|
|
|
6379 if (*mesg2 != NUL)
|
|
|
6380 {
|
|
|
6381 STRCAT(tbuf, "; ");
|
|
|
6382 STRCAT(tbuf, mesg2);
|
|
|
6383 }
|
|
|
6384 EMSG(tbuf);
|
|
|
6385 retval = 2;
|
|
|
6386 }
|
|
|
6387 else
|
|
|
6388 {
|
|
8
|
6389 # ifdef FEAT_AUTOCMD
|
|
7
|
6390 if (!autocmd_busy)
|
|
8
|
6391 # endif
|
|
7
|
6392 {
|
|
|
6393 msg_start();
|
|
|
6394 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6395 if (*mesg2 != NUL)
|
|
|
6396 msg_puts_attr((char_u *)mesg2,
|
|
|
6397 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6398 msg_clr_eos();
|
|
|
6399 (void)msg_end();
|
|
|
6400 if (emsg_silent == 0)
|
|
|
6401 {
|
|
|
6402 out_flush();
|
|
8
|
6403 # ifdef FEAT_GUI
|
|
7
|
6404 if (!focus)
|
|
8
|
6405 # endif
|
|
7
|
6406 /* give the user some time to think about it */
|
|
|
6407 ui_delay(1000L, TRUE);
|
|
|
6408
|
|
|
6409 /* don't redraw and erase the message */
|
|
|
6410 redraw_cmdline = FALSE;
|
|
|
6411 }
|
|
|
6412 }
|
|
|
6413 already_warned = TRUE;
|
|
|
6414 }
|
|
|
6415
|
|
|
6416 vim_free(path);
|
|
|
6417 vim_free(tbuf);
|
|
|
6418 }
|
|
|
6419 }
|
|
|
6420
|
|
|
6421 if (reload)
|
|
311
|
6422 /* Reload the buffer. */
|
|
628
|
6423 buf_reload(buf, orig_mode);
|
|
7
|
6424
|
|
765
|
6425 #ifdef FEAT_AUTOCMD
|
|
|
6426 if (buf_valid(buf))
|
|
|
6427 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST,
|
|
|
6428 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6429 #endif
|
|
7
|
6430 #ifdef FEAT_GUI
|
|
|
6431 /* restore this in case an autocommand has set it; it would break
|
|
|
6432 * 'mousefocus' */
|
|
|
6433 need_mouse_correct = save_mouse_correct;
|
|
|
6434 #endif
|
|
|
6435
|
|
|
6436 return retval;
|
|
|
6437 }
|
|
|
6438
|
|
311
|
6439 /*
|
|
|
6440 * Reload a buffer that is already loaded.
|
|
|
6441 * Used when the file was changed outside of Vim.
|
|
628
|
6442 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6443 * buf->b_orig_mode may have been reset already.
|
|
311
|
6444 */
|
|
|
6445 void
|
|
628
|
6446 buf_reload(buf, orig_mode)
|
|
311
|
6447 buf_T *buf;
|
|
628
|
6448 int orig_mode;
|
|
311
|
6449 {
|
|
|
6450 exarg_T ea;
|
|
|
6451 pos_T old_cursor;
|
|
|
6452 linenr_T old_topline;
|
|
|
6453 int old_ro = buf->b_p_ro;
|
|
|
6454 buf_T *savebuf;
|
|
|
6455 int saved = OK;
|
|
|
6456 aco_save_T aco;
|
|
|
6457
|
|
|
6458 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6459 aucmd_prepbuf(&aco, buf);
|
|
|
6460
|
|
|
6461 /* We only want to read the text from the file, not reset the syntax
|
|
|
6462 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6463 * and encoding to be the same. */
|
|
|
6464 if (prep_exarg(&ea, buf) == OK)
|
|
|
6465 {
|
|
|
6466 old_cursor = curwin->w_cursor;
|
|
|
6467 old_topline = curwin->w_topline;
|
|
|
6468
|
|
|
6469 /*
|
|
|
6470 * To behave like when a new file is edited (matters for
|
|
|
6471 * BufReadPost autocommands) we first need to delete the current
|
|
|
6472 * buffer contents. But if reading the file fails we should keep
|
|
|
6473 * the old contents. Can't use memory only, the file might be
|
|
|
6474 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6475 */
|
|
|
6476 if (bufempty())
|
|
|
6477 savebuf = NULL;
|
|
|
6478 else
|
|
|
6479 {
|
|
|
6480 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6481 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
837
|
6482 if (savebuf != NULL && buf == curbuf)
|
|
311
|
6483 {
|
|
|
6484 /* Open the memline. */
|
|
|
6485 curbuf = savebuf;
|
|
|
6486 curwin->w_buffer = savebuf;
|
|
625
|
6487 saved = ml_open(curbuf);
|
|
311
|
6488 curbuf = buf;
|
|
|
6489 curwin->w_buffer = buf;
|
|
|
6490 }
|
|
837
|
6491 if (savebuf == NULL || saved == FAIL || buf != curbuf
|
|
311
|
6492 || move_lines(buf, savebuf) == FAIL)
|
|
|
6493 {
|
|
|
6494 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6495 buf->b_fname);
|
|
|
6496 saved = FAIL;
|
|
|
6497 }
|
|
|
6498 }
|
|
|
6499
|
|
|
6500 if (saved == OK)
|
|
|
6501 {
|
|
|
6502 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6503 #ifdef FEAT_AUTOCMD
|
|
|
6504 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6505 #endif
|
|
|
6506 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6507 (linenr_T)0,
|
|
|
6508 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6509 {
|
|
|
6510 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6511 if (!aborting())
|
|
|
6512 #endif
|
|
|
6513 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
837
|
6514 if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf)
|
|
311
|
6515 {
|
|
|
6516 /* Put the text back from the save buffer. First
|
|
|
6517 * delete any lines that readfile() added. */
|
|
|
6518 while (!bufempty())
|
|
837
|
6519 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
311
|
6520 break;
|
|
|
6521 (void)move_lines(savebuf, buf);
|
|
|
6522 }
|
|
|
6523 }
|
|
837
|
6524 else if (buf == curbuf)
|
|
311
|
6525 {
|
|
|
6526 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6527 unchanged(buf, TRUE);
|
|
|
6528 u_blockfree(buf);
|
|
|
6529 u_clearall(buf);
|
|
|
6530 }
|
|
|
6531 }
|
|
|
6532 vim_free(ea.cmd);
|
|
|
6533
|
|
837
|
6534 if (savebuf != NULL && buf_valid(savebuf))
|
|
311
|
6535 wipe_buffer(savebuf, FALSE);
|
|
|
6536
|
|
|
6537 #ifdef FEAT_DIFF
|
|
|
6538 /* Invalidate diff info if necessary. */
|
|
837
|
6539 diff_invalidate(curbuf);
|
|
311
|
6540 #endif
|
|
|
6541
|
|
|
6542 /* Restore the topline and cursor position and check it (lines may
|
|
|
6543 * have been removed). */
|
|
|
6544 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6545 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6546 else
|
|
|
6547 curwin->w_topline = old_topline;
|
|
|
6548 curwin->w_cursor = old_cursor;
|
|
|
6549 check_cursor();
|
|
|
6550 update_topline();
|
|
|
6551 #ifdef FEAT_AUTOCMD
|
|
|
6552 keep_filetype = FALSE;
|
|
|
6553 #endif
|
|
|
6554 #ifdef FEAT_FOLDING
|
|
|
6555 {
|
|
|
6556 win_T *wp;
|
|
|
6557
|
|
|
6558 /* Update folds unless they are defined manually. */
|
|
|
6559 FOR_ALL_WINDOWS(wp)
|
|
|
6560 if (wp->w_buffer == curwin->w_buffer
|
|
|
6561 && !foldmethodIsManual(wp))
|
|
|
6562 foldUpdateAll(wp);
|
|
|
6563 }
|
|
|
6564 #endif
|
|
|
6565 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6566 * value; the user probably used the ":view" command. But don't
|
|
|
6567 * reset it, might have had a read error. */
|
|
|
6568 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6569 curbuf->b_p_ro |= old_ro;
|
|
|
6570 }
|
|
|
6571
|
|
|
6572 /* restore curwin/curbuf and a few other things */
|
|
|
6573 aucmd_restbuf(&aco);
|
|
|
6574 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6575 }
|
|
|
6576
|
|
7
|
6577 /*ARGSUSED*/
|
|
|
6578 void
|
|
|
6579 buf_store_time(buf, st, fname)
|
|
|
6580 buf_T *buf;
|
|
|
6581 struct stat *st;
|
|
|
6582 char_u *fname;
|
|
|
6583 {
|
|
|
6584 buf->b_mtime = (long)st->st_mtime;
|
|
|
6585 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6586 #ifdef HAVE_ST_MODE
|
|
|
6587 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6588 #else
|
|
|
6589 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6590 #endif
|
|
|
6591 }
|
|
|
6592
|
|
|
6593 /*
|
|
|
6594 * Adjust the line with missing eol, used for the next write.
|
|
|
6595 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6596 */
|
|
|
6597 void
|
|
|
6598 write_lnum_adjust(offset)
|
|
|
6599 linenr_T offset;
|
|
|
6600 {
|
|
167
|
6601 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6602 write_no_eol_lnum += offset;
|
|
|
6603 }
|
|
|
6604
|
|
|
6605 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6606 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6607
|
|
|
6608 /*
|
|
|
6609 * Delete the temp directory and all files it contains.
|
|
|
6610 */
|
|
|
6611 void
|
|
|
6612 vim_deltempdir()
|
|
|
6613 {
|
|
|
6614 char_u **files;
|
|
|
6615 int file_count;
|
|
|
6616 int i;
|
|
|
6617
|
|
|
6618 if (vim_tempdir != NULL)
|
|
|
6619 {
|
|
|
6620 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6621 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6622 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6623 {
|
|
|
6624 for (i = 0; i < file_count; ++i)
|
|
|
6625 mch_remove(files[i]);
|
|
|
6626 FreeWild(file_count, files);
|
|
|
6627 }
|
|
|
6628 gettail(NameBuff)[-1] = NUL;
|
|
|
6629 (void)mch_rmdir(NameBuff);
|
|
|
6630
|
|
|
6631 vim_free(vim_tempdir);
|
|
|
6632 vim_tempdir = NULL;
|
|
|
6633 }
|
|
|
6634 }
|
|
|
6635 #endif
|
|
|
6636
|
|
|
6637 /*
|
|
|
6638 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6639 *
|
|
|
6640 * The temp file is NOT created.
|
|
|
6641 *
|
|
|
6642 * The returned pointer is to allocated memory.
|
|
|
6643 * The returned pointer is NULL if no valid name was found.
|
|
|
6644 */
|
|
|
6645 /*ARGSUSED*/
|
|
|
6646 char_u *
|
|
|
6647 vim_tempname(extra_char)
|
|
|
6648 int extra_char; /* character to use in the name instead of '?' */
|
|
|
6649 {
|
|
|
6650 #ifdef USE_TMPNAM
|
|
|
6651 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6652 #else
|
|
|
6653 char_u itmp[TEMPNAMELEN];
|
|
|
6654 #endif
|
|
|
6655
|
|
|
6656 #ifdef TEMPDIRNAMES
|
|
|
6657 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6658 int i;
|
|
|
6659 long nr;
|
|
|
6660 long off;
|
|
|
6661 # ifndef EEXIST
|
|
|
6662 struct stat st;
|
|
|
6663 # endif
|
|
|
6664
|
|
|
6665 /*
|
|
|
6666 * This will create a directory for private use by this instance of Vim.
|
|
|
6667 * This is done once, and the same directory is used for all temp files.
|
|
|
6668 * This method avoids security problems because of symlink attacks et al.
|
|
|
6669 * It's also a bit faster, because we only need to check for an existing
|
|
|
6670 * file when creating the directory and not for each temp file.
|
|
|
6671 */
|
|
|
6672 if (vim_tempdir == NULL)
|
|
|
6673 {
|
|
|
6674 /*
|
|
|
6675 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6676 */
|
|
|
6677 for (i = 0; i < sizeof(tempdirs) / sizeof(char *); ++i)
|
|
|
6678 {
|
|
|
6679 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6680 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6681 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6682 {
|
|
|
6683 # ifdef __EMX__
|
|
|
6684 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6685 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6686 * Adding 2 backslashes didn't work. */
|
|
|
6687 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6688 STRCAT(itmp, "/");
|
|
|
6689 else
|
|
|
6690 # endif
|
|
|
6691 add_pathsep(itmp);
|
|
|
6692
|
|
|
6693 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6694 * unlikely that it already exists it will be faster,
|
|
|
6695 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6696 * security problems because of the predictable number. */
|
|
|
6697 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
6698
|
|
|
6699 /* Try up to 10000 different values until we find a name that
|
|
|
6700 * doesn't exist. */
|
|
|
6701 for (off = 0; off < 10000L; ++off)
|
|
|
6702 {
|
|
|
6703 int r;
|
|
|
6704 #if defined(UNIX) || defined(VMS)
|
|
|
6705 mode_t umask_save;
|
|
|
6706 #endif
|
|
|
6707
|
|
|
6708 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
6709 # ifndef EEXIST
|
|
|
6710 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
6711 * existing file here. There is a race condition then,
|
|
|
6712 * although it's fail-safe. */
|
|
|
6713 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
6714 continue;
|
|
|
6715 # endif
|
|
|
6716 #if defined(UNIX) || defined(VMS)
|
|
|
6717 /* Make sure the umask doesn't remove the executable bit.
|
|
|
6718 * "repl" has been reported to use "177". */
|
|
|
6719 umask_save = umask(077);
|
|
|
6720 #endif
|
|
|
6721 r = vim_mkdir(itmp, 0700);
|
|
|
6722 #if defined(UNIX) || defined(VMS)
|
|
|
6723 (void)umask(umask_save);
|
|
|
6724 #endif
|
|
|
6725 if (r == 0)
|
|
|
6726 {
|
|
|
6727 char_u *buf;
|
|
|
6728
|
|
|
6729 /* Directory was created, use this name.
|
|
|
6730 * Expand to full path; When using the current
|
|
|
6731 * directory a ":cd" would confuse us. */
|
|
|
6732 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
6733 if (buf != NULL)
|
|
|
6734 {
|
|
|
6735 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
6736 == FAIL)
|
|
|
6737 STRCPY(buf, itmp);
|
|
|
6738 # ifdef __EMX__
|
|
|
6739 if (vim_strchr(buf, '/') != NULL)
|
|
|
6740 STRCAT(buf, "/");
|
|
|
6741 else
|
|
|
6742 # endif
|
|
|
6743 add_pathsep(buf);
|
|
|
6744 vim_tempdir = vim_strsave(buf);
|
|
|
6745 vim_free(buf);
|
|
|
6746 }
|
|
|
6747 break;
|
|
|
6748 }
|
|
|
6749 # ifdef EEXIST
|
|
|
6750 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
6751 * we probably can't create any dir here, try another
|
|
|
6752 * place. */
|
|
|
6753 if (errno != EEXIST)
|
|
|
6754 # endif
|
|
|
6755 break;
|
|
|
6756 }
|
|
|
6757 if (vim_tempdir != NULL)
|
|
|
6758 break;
|
|
|
6759 }
|
|
|
6760 }
|
|
|
6761 }
|
|
|
6762
|
|
|
6763 if (vim_tempdir != NULL)
|
|
|
6764 {
|
|
|
6765 /* There is no need to check if the file exists, because we own the
|
|
|
6766 * directory and nobody else creates a file in it. */
|
|
|
6767 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
6768 return vim_strsave(itmp);
|
|
|
6769 }
|
|
|
6770
|
|
|
6771 return NULL;
|
|
|
6772
|
|
|
6773 #else /* TEMPDIRNAMES */
|
|
|
6774
|
|
|
6775 # ifdef WIN3264
|
|
|
6776 char szTempFile[_MAX_PATH + 1];
|
|
|
6777 char buf4[4];
|
|
|
6778 char_u *retval;
|
|
|
6779 char_u *p;
|
|
|
6780
|
|
|
6781 STRCPY(itmp, "");
|
|
|
6782 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
6783 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
6784 strcpy(buf4, "VIM");
|
|
|
6785 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
6786 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
6787 return NULL;
|
|
|
6788 /* GetTempFileName() will create the file, we don't want that */
|
|
|
6789 (void)DeleteFile(itmp);
|
|
|
6790
|
|
|
6791 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
6792 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
6793 * didn't set 'shellslash'. */
|
|
|
6794 retval = vim_strsave(itmp);
|
|
|
6795 if (*p_shcf == '-' || p_ssl)
|
|
|
6796 for (p = retval; *p; ++p)
|
|
|
6797 if (*p == '\\')
|
|
|
6798 *p = '/';
|
|
|
6799 return retval;
|
|
|
6800
|
|
|
6801 # else /* WIN3264 */
|
|
|
6802
|
|
|
6803 # ifdef USE_TMPNAM
|
|
|
6804 /* tmpnam() will make its own name */
|
|
|
6805 if (*tmpnam((char *)itmp) == NUL)
|
|
|
6806 return NULL;
|
|
|
6807 # else
|
|
|
6808 char_u *p;
|
|
|
6809
|
|
|
6810 # ifdef VMS_TEMPNAM
|
|
|
6811 /* mktemp() is not working on VMS. It seems to be
|
|
|
6812 * a do-nothing function. Therefore we use tempnam().
|
|
|
6813 */
|
|
|
6814 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
6815 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
6816 if (p != NULL)
|
|
|
6817 {
|
|
|
6818 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
6819 * and VIM will then be unable to find the file later */
|
|
|
6820 STRCPY(itmp, p);
|
|
|
6821 STRCAT(itmp, ".txt");
|
|
|
6822 free(p);
|
|
|
6823 }
|
|
|
6824 else
|
|
|
6825 return NULL;
|
|
|
6826 # else
|
|
|
6827 STRCPY(itmp, TEMPNAME);
|
|
|
6828 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
6829 *p = extra_char;
|
|
|
6830 if (mktemp((char *)itmp) == NULL)
|
|
|
6831 return NULL;
|
|
|
6832 # endif
|
|
|
6833 # endif
|
|
|
6834
|
|
|
6835 return vim_strsave(itmp);
|
|
|
6836 # endif /* WIN3264 */
|
|
|
6837 #endif /* TEMPDIRNAMES */
|
|
|
6838 }
|
|
|
6839
|
|
|
6840 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
6841 /*
|
|
|
6842 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
6843 */
|
|
|
6844 void
|
|
|
6845 forward_slash(fname)
|
|
|
6846 char_u *fname;
|
|
|
6847 {
|
|
|
6848 char_u *p;
|
|
|
6849
|
|
|
6850 for (p = fname; *p != NUL; ++p)
|
|
|
6851 # ifdef FEAT_MBYTE
|
|
|
6852 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
6853 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
6854 ++p;
|
|
|
6855 else
|
|
|
6856 # endif
|
|
|
6857 if (*p == '\\')
|
|
|
6858 *p = '/';
|
|
|
6859 }
|
|
|
6860 #endif
|
|
|
6861
|
|
|
6862
|
|
|
6863 /*
|
|
|
6864 * Code for automatic commands.
|
|
|
6865 *
|
|
|
6866 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
6867 */
|
|
|
6868
|
|
|
6869 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
6870
|
|
|
6871 /*
|
|
|
6872 * The autocommands are stored in a list for each event.
|
|
|
6873 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
6874 * together, to avoid having to match the pattern too often.
|
|
|
6875 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
6876 *
|
|
|
6877 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
6878 * Autopat.cmds Autopat.cmds
|
|
|
6879 * | |
|
|
|
6880 * V V
|
|
|
6881 * AutoCmd.next AutoCmd.next
|
|
|
6882 * | |
|
|
|
6883 * V V
|
|
|
6884 * AutoCmd.next NULL
|
|
|
6885 * |
|
|
|
6886 * V
|
|
|
6887 * NULL
|
|
|
6888 *
|
|
|
6889 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
6890 * Autopat.cmds
|
|
|
6891 * |
|
|
|
6892 * V
|
|
|
6893 * AutoCmd.next
|
|
|
6894 * |
|
|
|
6895 * V
|
|
|
6896 * NULL
|
|
|
6897 * etc.
|
|
|
6898 *
|
|
|
6899 * The order of AutoCmds is important, this is the order in which they were
|
|
|
6900 * defined and will have to be executed.
|
|
|
6901 */
|
|
|
6902 typedef struct AutoCmd
|
|
|
6903 {
|
|
|
6904 char_u *cmd; /* The command to be executed (NULL
|
|
|
6905 when command has been removed) */
|
|
|
6906 char nested; /* If autocommands nest here */
|
|
|
6907 char last; /* last command in list */
|
|
|
6908 #ifdef FEAT_EVAL
|
|
|
6909 scid_T scriptID; /* script ID where defined */
|
|
|
6910 #endif
|
|
|
6911 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
6912 } AutoCmd;
|
|
|
6913
|
|
|
6914 typedef struct AutoPat
|
|
|
6915 {
|
|
|
6916 int group; /* group ID */
|
|
|
6917 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
6918 has been removed) */
|
|
|
6919 int patlen; /* strlen() of pat */
|
|
153
|
6920 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
6921 char allow_dirs; /* Pattern may match whole path */
|
|
|
6922 char last; /* last pattern for apply_autocmds() */
|
|
|
6923 AutoCmd *cmds; /* list of commands to do */
|
|
|
6924 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
6925 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
6926 } AutoPat;
|
|
|
6927
|
|
|
6928 static struct event_name
|
|
|
6929 {
|
|
|
6930 char *name; /* event name */
|
|
661
|
6931 event_T event; /* event number */
|
|
7
|
6932 } event_names[] =
|
|
|
6933 {
|
|
|
6934 {"BufAdd", EVENT_BUFADD},
|
|
|
6935 {"BufCreate", EVENT_BUFADD},
|
|
|
6936 {"BufDelete", EVENT_BUFDELETE},
|
|
|
6937 {"BufEnter", EVENT_BUFENTER},
|
|
|
6938 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
6939 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
6940 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
6941 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
6942 {"BufNew", EVENT_BUFNEW},
|
|
|
6943 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
6944 {"BufRead", EVENT_BUFREADPOST},
|
|
|
6945 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
6946 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
6947 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
6948 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
6949 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
6950 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
6951 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
6952 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
6953 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
6954 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
6955 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
6956 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
6957 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
6958 {"ColorScheme", EVENT_COLORSCHEME},
|
|
661
|
6959 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
6960 {"CursorHoldI", EVENT_CURSORHOLDI},
|
|
|
6961 {"CursorMoved", EVENT_CURSORMOVED},
|
|
|
6962 {"CursorMovedI", EVENT_CURSORMOVEDI},
|
|
7
|
6963 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
6964 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
6965 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
6966 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
6967 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
6968 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
765
|
6969 {"FileChangedShellPost",EVENT_FILECHANGEDSHELLPOST},
|
|
7
|
6970 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
6971 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
6972 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
6973 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
6974 {"FileType", EVENT_FILETYPE},
|
|
|
6975 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
6976 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
6977 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
6978 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
6979 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
6980 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
6981 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
6982 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
6983 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
6984 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
6985 {"GUIEnter", EVENT_GUIENTER},
|
|
946
|
6986 {"GUIFailed", EVENT_GUIFAILED},
|
|
11
|
6987 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
6988 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
6989 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
6990 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
6991 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
6992 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
6993 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
6994 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
723
|
6995 {"ShellCmdPost", EVENT_SHELLCMDPOST},
|
|
|
6996 {"ShellFilterPost", EVENT_SHELLFILTERPOST},
|
|
715
|
6997 {"SourcePre", EVENT_SOURCEPRE},
|
|
649
|
6998 {"SpellFileMissing",EVENT_SPELLFILEMISSING},
|
|
7
|
6999 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
7000 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
674
|
7001 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
7002 {"Syntax", EVENT_SYNTAX},
|
|
676
|
7003 {"TabEnter", EVENT_TABENTER},
|
|
|
7004 {"TabLeave", EVENT_TABLEAVE},
|
|
7
|
7005 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
7006 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
7007 {"User", EVENT_USER},
|
|
|
7008 {"VimEnter", EVENT_VIMENTER},
|
|
|
7009 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
7010 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
7011 {"WinEnter", EVENT_WINENTER},
|
|
|
7012 {"WinLeave", EVENT_WINLEAVE},
|
|
765
|
7013 {"VimResized", EVENT_VIMRESIZED},
|
|
661
|
7014 {NULL, (event_T)0}
|
|
7
|
7015 };
|
|
|
7016
|
|
|
7017 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
7018 {
|
|
|
7019 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7020 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7021 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7022 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
7023 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7024 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
7025 };
|
|
|
7026
|
|
|
7027 /*
|
|
|
7028 * struct used to keep status while executing autocommands for an event.
|
|
|
7029 */
|
|
|
7030 typedef struct AutoPatCmd
|
|
|
7031 {
|
|
|
7032 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
7033 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
7034 int group; /* group being used */
|
|
|
7035 char_u *fname; /* fname to match with */
|
|
|
7036 char_u *sfname; /* sfname to match with */
|
|
|
7037 char_u *tail; /* tail of fname */
|
|
661
|
7038 event_T event; /* current event */
|
|
40
|
7039 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
7040 buf is deleted */
|
|
|
7041 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
7042 } AutoPatCmd;
|
|
|
7043
|
|
297
|
7044 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
7045
|
|
7
|
7046 /*
|
|
|
7047 * augroups stores a list of autocmd group names.
|
|
|
7048 */
|
|
297
|
7049 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
7050 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
7051
|
|
|
7052 /*
|
|
|
7053 * The ID of the current group. Group 0 is the default one.
|
|
|
7054 */
|
|
|
7055 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7056
|
|
|
7057 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7058
|
|
661
|
7059 static void show_autocmd __ARGS((AutoPat *ap, event_T event));
|
|
7
|
7060 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7061 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7062 static void au_cleanup __ARGS((void));
|
|
|
7063 static int au_new_group __ARGS((char_u *name));
|
|
|
7064 static void au_del_group __ARGS((char_u *name));
|
|
661
|
7065 static event_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7066 static char_u *event_nr2name __ARGS((event_T event));
|
|
7
|
7067 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
661
|
7068 static int event_ignored __ARGS((event_T event));
|
|
7
|
7069 static int au_get_grouparg __ARGS((char_u **argp));
|
|
661
|
7070 static int do_autocmd_event __ARGS((event_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
7
|
7071 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
661
|
7072 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
|
7073 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7074
|
|
40
|
7075
|
|
661
|
7076 static event_T last_event;
|
|
7
|
7077 static int last_group;
|
|
|
7078
|
|
|
7079 /*
|
|
|
7080 * Show the autocommands for one AutoPat.
|
|
|
7081 */
|
|
|
7082 static void
|
|
|
7083 show_autocmd(ap, event)
|
|
|
7084 AutoPat *ap;
|
|
661
|
7085 event_T event;
|
|
7
|
7086 {
|
|
|
7087 AutoCmd *ac;
|
|
|
7088
|
|
|
7089 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7090 * when "q" has been hit for the "--more--" prompt */
|
|
|
7091 if (got_int)
|
|
|
7092 return;
|
|
|
7093 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7094 return;
|
|
|
7095
|
|
|
7096 msg_putchar('\n');
|
|
|
7097 if (got_int)
|
|
|
7098 return;
|
|
|
7099 if (event != last_event || ap->group != last_group)
|
|
|
7100 {
|
|
|
7101 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7102 {
|
|
|
7103 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7104 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7105 else
|
|
|
7106 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7107 msg_puts((char_u *)" ");
|
|
|
7108 }
|
|
|
7109 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7110 last_event = event;
|
|
|
7111 last_group = ap->group;
|
|
|
7112 msg_putchar('\n');
|
|
|
7113 if (got_int)
|
|
|
7114 return;
|
|
|
7115 }
|
|
|
7116 msg_col = 4;
|
|
|
7117 msg_outtrans(ap->pat);
|
|
|
7118
|
|
|
7119 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7120 {
|
|
|
7121 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7122 {
|
|
|
7123 if (msg_col >= 14)
|
|
|
7124 msg_putchar('\n');
|
|
|
7125 msg_col = 14;
|
|
|
7126 if (got_int)
|
|
|
7127 return;
|
|
|
7128 msg_outtrans(ac->cmd);
|
|
500
|
7129 #ifdef FEAT_EVAL
|
|
|
7130 if (p_verbose > 0)
|
|
|
7131 last_set_msg(ac->scriptID);
|
|
|
7132 #endif
|
|
7
|
7133 if (got_int)
|
|
|
7134 return;
|
|
|
7135 if (ac->next != NULL)
|
|
|
7136 {
|
|
|
7137 msg_putchar('\n');
|
|
|
7138 if (got_int)
|
|
|
7139 return;
|
|
|
7140 }
|
|
|
7141 }
|
|
|
7142 }
|
|
|
7143 }
|
|
|
7144
|
|
|
7145 /*
|
|
|
7146 * Mark an autocommand pattern for deletion.
|
|
|
7147 */
|
|
|
7148 static void
|
|
|
7149 au_remove_pat(ap)
|
|
|
7150 AutoPat *ap;
|
|
|
7151 {
|
|
|
7152 vim_free(ap->pat);
|
|
|
7153 ap->pat = NULL;
|
|
40
|
7154 ap->buflocal_nr = -1;
|
|
7
|
7155 au_need_clean = TRUE;
|
|
|
7156 }
|
|
|
7157
|
|
|
7158 /*
|
|
|
7159 * Mark all commands for a pattern for deletion.
|
|
|
7160 */
|
|
|
7161 static void
|
|
|
7162 au_remove_cmds(ap)
|
|
|
7163 AutoPat *ap;
|
|
|
7164 {
|
|
|
7165 AutoCmd *ac;
|
|
|
7166
|
|
|
7167 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7168 {
|
|
|
7169 vim_free(ac->cmd);
|
|
|
7170 ac->cmd = NULL;
|
|
|
7171 }
|
|
|
7172 au_need_clean = TRUE;
|
|
|
7173 }
|
|
|
7174
|
|
|
7175 /*
|
|
|
7176 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7177 * This is only done when not executing autocommands.
|
|
|
7178 */
|
|
|
7179 static void
|
|
|
7180 au_cleanup()
|
|
|
7181 {
|
|
|
7182 AutoPat *ap, **prev_ap;
|
|
|
7183 AutoCmd *ac, **prev_ac;
|
|
661
|
7184 event_T event;
|
|
7
|
7185
|
|
|
7186 if (autocmd_busy || !au_need_clean)
|
|
|
7187 return;
|
|
|
7188
|
|
|
7189 /* loop over all events */
|
|
661
|
7190 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7191 event = (event_T)((int)event + 1))
|
|
7
|
7192 {
|
|
|
7193 /* loop over all autocommand patterns */
|
|
|
7194 prev_ap = &(first_autopat[(int)event]);
|
|
|
7195 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7196 {
|
|
|
7197 /* loop over all commands for this pattern */
|
|
|
7198 prev_ac = &(ap->cmds);
|
|
|
7199 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7200 {
|
|
|
7201 /* remove the command if the pattern is to be deleted or when
|
|
|
7202 * the command has been marked for deletion */
|
|
|
7203 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7204 {
|
|
|
7205 *prev_ac = ac->next;
|
|
|
7206 vim_free(ac->cmd);
|
|
|
7207 vim_free(ac);
|
|
|
7208 }
|
|
|
7209 else
|
|
|
7210 prev_ac = &(ac->next);
|
|
|
7211 }
|
|
|
7212
|
|
|
7213 /* remove the pattern if it has been marked for deletion */
|
|
|
7214 if (ap->pat == NULL)
|
|
|
7215 {
|
|
|
7216 *prev_ap = ap->next;
|
|
153
|
7217 vim_free(ap->reg_prog);
|
|
7
|
7218 vim_free(ap);
|
|
|
7219 }
|
|
|
7220 else
|
|
|
7221 prev_ap = &(ap->next);
|
|
|
7222 }
|
|
|
7223 }
|
|
|
7224
|
|
|
7225 au_need_clean = FALSE;
|
|
|
7226 }
|
|
|
7227
|
|
|
7228 /*
|
|
40
|
7229 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7230 * autocmds.
|
|
|
7231 */
|
|
|
7232 void
|
|
|
7233 aubuflocal_remove(buf)
|
|
|
7234 buf_T *buf;
|
|
|
7235 {
|
|
|
7236 AutoPat *ap;
|
|
661
|
7237 event_T event;
|
|
40
|
7238 AutoPatCmd *apc;
|
|
|
7239
|
|
|
7240 /* invalidate currently executing autocommands */
|
|
|
7241 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7242 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7243 apc->arg_bufnr = 0;
|
|
|
7244
|
|
|
7245 /* invalidate buflocals looping through events */
|
|
661
|
7246 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7247 event = (event_T)((int)event + 1))
|
|
40
|
7248 /* loop over all autocommand patterns */
|
|
|
7249 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7250 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7251 {
|
|
|
7252 au_remove_pat(ap);
|
|
|
7253 if (p_verbose >= 6)
|
|
292
|
7254 {
|
|
|
7255 verbose_enter();
|
|
40
|
7256 smsg((char_u *)
|
|
|
7257 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7258 event_nr2name(event), buf->b_fnum);
|
|
292
|
7259 verbose_leave();
|
|
|
7260 }
|
|
40
|
7261 }
|
|
|
7262 au_cleanup();
|
|
|
7263 }
|
|
|
7264
|
|
|
7265 /*
|
|
7
|
7266 * Add an autocmd group name.
|
|
|
7267 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7268 */
|
|
|
7269 static int
|
|
|
7270 au_new_group(name)
|
|
|
7271 char_u *name;
|
|
|
7272 {
|
|
|
7273 int i;
|
|
|
7274
|
|
|
7275 i = au_find_group(name);
|
|
|
7276 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7277 {
|
|
|
7278 /* First try using a free entry. */
|
|
|
7279 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7280 if (AUGROUP_NAME(i) == NULL)
|
|
|
7281 break;
|
|
|
7282 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7283 return AUGROUP_ERROR;
|
|
|
7284
|
|
|
7285 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7286 if (AUGROUP_NAME(i) == NULL)
|
|
|
7287 return AUGROUP_ERROR;
|
|
|
7288 if (i == augroups.ga_len)
|
|
|
7289 ++augroups.ga_len;
|
|
|
7290 }
|
|
|
7291
|
|
|
7292 return i;
|
|
|
7293 }
|
|
|
7294
|
|
|
7295 static void
|
|
|
7296 au_del_group(name)
|
|
|
7297 char_u *name;
|
|
|
7298 {
|
|
|
7299 int i;
|
|
|
7300
|
|
|
7301 i = au_find_group(name);
|
|
|
7302 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7303 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7304 else
|
|
|
7305 {
|
|
|
7306 vim_free(AUGROUP_NAME(i));
|
|
|
7307 AUGROUP_NAME(i) = NULL;
|
|
|
7308 }
|
|
|
7309 }
|
|
|
7310
|
|
|
7311 /*
|
|
|
7312 * Find the ID of an autocmd group name.
|
|
|
7313 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7314 */
|
|
|
7315 static int
|
|
|
7316 au_find_group(name)
|
|
|
7317 char_u *name;
|
|
|
7318 {
|
|
|
7319 int i;
|
|
|
7320
|
|
|
7321 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7322 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7323 return i;
|
|
|
7324 return AUGROUP_ERROR;
|
|
|
7325 }
|
|
|
7326
|
|
461
|
7327 /*
|
|
|
7328 * Return TRUE if augroup "name" exists.
|
|
|
7329 */
|
|
|
7330 int
|
|
|
7331 au_has_group(name)
|
|
|
7332 char_u *name;
|
|
|
7333 {
|
|
|
7334 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7335 }
|
|
|
7336
|
|
7
|
7337 /*
|
|
|
7338 * ":augroup {name}".
|
|
|
7339 */
|
|
|
7340 void
|
|
|
7341 do_augroup(arg, del_group)
|
|
|
7342 char_u *arg;
|
|
|
7343 int del_group;
|
|
|
7344 {
|
|
|
7345 int i;
|
|
|
7346
|
|
|
7347 if (del_group)
|
|
|
7348 {
|
|
|
7349 if (*arg == NUL)
|
|
|
7350 EMSG(_(e_argreq));
|
|
|
7351 else
|
|
|
7352 au_del_group(arg);
|
|
|
7353 }
|
|
|
7354 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7355 current_augroup = AUGROUP_DEFAULT;
|
|
|
7356 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7357 {
|
|
|
7358 i = au_new_group(arg);
|
|
|
7359 if (i != AUGROUP_ERROR)
|
|
|
7360 current_augroup = i;
|
|
|
7361 }
|
|
|
7362 else /* ":aug": list the group names */
|
|
|
7363 {
|
|
|
7364 msg_start();
|
|
|
7365 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7366 {
|
|
|
7367 if (AUGROUP_NAME(i) != NULL)
|
|
|
7368 {
|
|
|
7369 msg_puts(AUGROUP_NAME(i));
|
|
|
7370 msg_puts((char_u *)" ");
|
|
|
7371 }
|
|
|
7372 }
|
|
|
7373 msg_clr_eos();
|
|
|
7374 msg_end();
|
|
|
7375 }
|
|
|
7376 }
|
|
|
7377
|
|
355
|
7378 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7379 void
|
|
|
7380 free_all_autocmds()
|
|
|
7381 {
|
|
|
7382 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7383 ++current_augroup)
|
|
|
7384 do_autocmd((char_u *)"", TRUE);
|
|
|
7385 ga_clear_strings(&augroups);
|
|
|
7386 }
|
|
|
7387 #endif
|
|
|
7388
|
|
7
|
7389 /*
|
|
|
7390 * Return the event number for event name "start".
|
|
|
7391 * Return NUM_EVENTS if the event name was not found.
|
|
|
7392 * Return a pointer to the next event name in "end".
|
|
|
7393 */
|
|
661
|
7394 static event_T
|
|
7
|
7395 event_name2nr(start, end)
|
|
|
7396 char_u *start;
|
|
|
7397 char_u **end;
|
|
|
7398 {
|
|
|
7399 char_u *p;
|
|
|
7400 int i;
|
|
|
7401 int len;
|
|
|
7402
|
|
|
7403 /* the event name ends with end of line, a blank or a comma */
|
|
|
7404 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7405 ;
|
|
|
7406 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7407 {
|
|
|
7408 len = (int)STRLEN(event_names[i].name);
|
|
|
7409 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7410 break;
|
|
|
7411 }
|
|
|
7412 if (*p == ',')
|
|
|
7413 ++p;
|
|
|
7414 *end = p;
|
|
|
7415 if (event_names[i].name == NULL)
|
|
|
7416 return NUM_EVENTS;
|
|
|
7417 return event_names[i].event;
|
|
|
7418 }
|
|
|
7419
|
|
|
7420 /*
|
|
|
7421 * Return the name for event "event".
|
|
|
7422 */
|
|
|
7423 static char_u *
|
|
|
7424 event_nr2name(event)
|
|
661
|
7425 event_T event;
|
|
7
|
7426 {
|
|
|
7427 int i;
|
|
|
7428
|
|
|
7429 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7430 if (event_names[i].event == event)
|
|
|
7431 return (char_u *)event_names[i].name;
|
|
|
7432 return (char_u *)"Unknown";
|
|
|
7433 }
|
|
|
7434
|
|
|
7435 /*
|
|
|
7436 * Scan over the events. "*" stands for all events.
|
|
|
7437 */
|
|
|
7438 static char_u *
|
|
|
7439 find_end_event(arg, have_group)
|
|
|
7440 char_u *arg;
|
|
|
7441 int have_group; /* TRUE when group name was found */
|
|
|
7442 {
|
|
|
7443 char_u *pat;
|
|
|
7444 char_u *p;
|
|
|
7445
|
|
|
7446 if (*arg == '*')
|
|
|
7447 {
|
|
|
7448 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7449 {
|
|
|
7450 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7451 return NULL;
|
|
|
7452 }
|
|
|
7453 pat = arg + 1;
|
|
|
7454 }
|
|
|
7455 else
|
|
|
7456 {
|
|
|
7457 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7458 {
|
|
|
7459 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7460 {
|
|
|
7461 if (have_group)
|
|
|
7462 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7463 else
|
|
|
7464 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7465 return NULL;
|
|
|
7466 }
|
|
|
7467 }
|
|
|
7468 }
|
|
|
7469 return pat;
|
|
|
7470 }
|
|
|
7471
|
|
|
7472 /*
|
|
|
7473 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7474 */
|
|
|
7475 static int
|
|
|
7476 event_ignored(event)
|
|
661
|
7477 event_T event;
|
|
7
|
7478 {
|
|
|
7479 char_u *p = p_ei;
|
|
|
7480
|
|
844
|
7481 while (*p != NUL)
|
|
|
7482 {
|
|
|
7483 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7484 return TRUE;
|
|
7
|
7485 if (event_name2nr(p, &p) == event)
|
|
|
7486 return TRUE;
|
|
844
|
7487 }
|
|
7
|
7488
|
|
|
7489 return FALSE;
|
|
|
7490 }
|
|
|
7491
|
|
|
7492 /*
|
|
|
7493 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7494 */
|
|
|
7495 int
|
|
|
7496 check_ei()
|
|
|
7497 {
|
|
|
7498 char_u *p = p_ei;
|
|
|
7499
|
|
|
7500 while (*p)
|
|
844
|
7501 {
|
|
|
7502 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7503 {
|
|
|
7504 p += 3;
|
|
|
7505 if (*p == ',')
|
|
|
7506 ++p;
|
|
|
7507 }
|
|
|
7508 else if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
7
|
7509 return FAIL;
|
|
844
|
7510 }
|
|
7
|
7511
|
|
|
7512 return OK;
|
|
|
7513 }
|
|
|
7514
|
|
123
|
7515 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7516
|
|
|
7517 /*
|
|
|
7518 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7519 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7520 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7521 */
|
|
|
7522 char_u *
|
|
|
7523 au_event_disable(what)
|
|
|
7524 char *what;
|
|
|
7525 {
|
|
|
7526 char_u *new_ei;
|
|
|
7527 char_u *save_ei;
|
|
|
7528
|
|
|
7529 save_ei = vim_strsave(p_ei);
|
|
|
7530 if (save_ei != NULL)
|
|
|
7531 {
|
|
557
|
7532 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7533 if (new_ei != NULL)
|
|
|
7534 {
|
|
|
7535 STRCAT(new_ei, what);
|
|
694
|
7536 set_string_option_direct((char_u *)"ei", -1, new_ei,
|
|
|
7537 OPT_FREE, SID_NONE);
|
|
123
|
7538 vim_free(new_ei);
|
|
|
7539 }
|
|
|
7540 }
|
|
|
7541 return save_ei;
|
|
|
7542 }
|
|
|
7543
|
|
|
7544 void
|
|
|
7545 au_event_restore(old_ei)
|
|
|
7546 char_u *old_ei;
|
|
|
7547 {
|
|
|
7548 if (old_ei != NULL)
|
|
|
7549 {
|
|
694
|
7550 set_string_option_direct((char_u *)"ei", -1, old_ei,
|
|
|
7551 OPT_FREE, SID_NONE);
|
|
123
|
7552 vim_free(old_ei);
|
|
|
7553 }
|
|
|
7554 }
|
|
|
7555 # endif /* FEAT_SYN_HL */
|
|
|
7556
|
|
7
|
7557 /*
|
|
|
7558 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7559 * following ways:
|
|
|
7560 *
|
|
|
7561 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7562 * will be automatically executed for <event>
|
|
|
7563 * when editing a file matching <pat>, in
|
|
|
7564 * the current group.
|
|
|
7565 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7566 * <event> and <pat>.
|
|
|
7567 * :autocmd <event> Show the auto-commands associated with
|
|
|
7568 * <event>.
|
|
|
7569 * :autocmd Show all auto-commands.
|
|
|
7570 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7571 * <event> and <pat>, and add the command
|
|
|
7572 * <cmd>, for the current group.
|
|
|
7573 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7574 * <event> and <pat> for the current group.
|
|
|
7575 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7576 * <event> for the current group.
|
|
|
7577 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7578 * group.
|
|
|
7579 *
|
|
|
7580 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7581 * some examples:
|
|
|
7582 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7583 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7584 *
|
|
|
7585 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7586 *
|
|
|
7587 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7588 */
|
|
|
7589 void
|
|
|
7590 do_autocmd(arg, forceit)
|
|
|
7591 char_u *arg;
|
|
|
7592 int forceit;
|
|
|
7593 {
|
|
|
7594 char_u *pat;
|
|
|
7595 char_u *envpat = NULL;
|
|
|
7596 char_u *cmd;
|
|
661
|
7597 event_T event;
|
|
7
|
7598 int need_free = FALSE;
|
|
|
7599 int nested = FALSE;
|
|
|
7600 int group;
|
|
|
7601
|
|
|
7602 /*
|
|
|
7603 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7604 */
|
|
|
7605 group = au_get_grouparg(&arg);
|
|
|
7606 if (arg == NULL) /* out of memory */
|
|
|
7607 return;
|
|
|
7608
|
|
|
7609 /*
|
|
|
7610 * Scan over the events.
|
|
|
7611 * If we find an illegal name, return here, don't do anything.
|
|
|
7612 */
|
|
|
7613 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7614 if (pat == NULL)
|
|
|
7615 return;
|
|
|
7616
|
|
|
7617 /*
|
|
|
7618 * Scan over the pattern. Put a NUL at the end.
|
|
|
7619 */
|
|
|
7620 pat = skipwhite(pat);
|
|
|
7621 cmd = pat;
|
|
|
7622 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7623 cmd++;
|
|
|
7624 if (*cmd)
|
|
|
7625 *cmd++ = NUL;
|
|
|
7626
|
|
|
7627 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7628 * forward slashes here. */
|
|
|
7629 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7630 {
|
|
|
7631 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7632 int p_ssl_save = p_ssl;
|
|
|
7633
|
|
|
7634 p_ssl = TRUE;
|
|
|
7635 #endif
|
|
|
7636 envpat = expand_env_save(pat);
|
|
|
7637 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7638 p_ssl = p_ssl_save;
|
|
|
7639 #endif
|
|
|
7640 if (envpat != NULL)
|
|
|
7641 pat = envpat;
|
|
|
7642 }
|
|
|
7643
|
|
|
7644 /*
|
|
|
7645 * Check for "nested" flag.
|
|
|
7646 */
|
|
|
7647 cmd = skipwhite(cmd);
|
|
|
7648 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7649 {
|
|
|
7650 nested = TRUE;
|
|
|
7651 cmd = skipwhite(cmd + 6);
|
|
|
7652 }
|
|
|
7653
|
|
|
7654 /*
|
|
|
7655 * Find the start of the commands.
|
|
|
7656 * Expand <sfile> in it.
|
|
|
7657 */
|
|
|
7658 if (*cmd != NUL)
|
|
|
7659 {
|
|
|
7660 cmd = expand_sfile(cmd);
|
|
|
7661 if (cmd == NULL) /* some error */
|
|
|
7662 return;
|
|
|
7663 need_free = TRUE;
|
|
|
7664 }
|
|
|
7665
|
|
|
7666 /*
|
|
|
7667 * Print header when showing autocommands.
|
|
|
7668 */
|
|
|
7669 if (!forceit && *cmd == NUL)
|
|
|
7670 {
|
|
|
7671 /* Highlight title */
|
|
|
7672 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7673 }
|
|
|
7674
|
|
|
7675 /*
|
|
|
7676 * Loop over the events.
|
|
|
7677 */
|
|
661
|
7678 last_event = (event_T)-1; /* for listing the event name */
|
|
7
|
7679 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7680 if (*arg == '*' || *arg == NUL)
|
|
|
7681 {
|
|
661
|
7682 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7683 event = (event_T)((int)event + 1))
|
|
7
|
7684 if (do_autocmd_event(event, pat,
|
|
|
7685 nested, cmd, forceit, group) == FAIL)
|
|
|
7686 break;
|
|
|
7687 }
|
|
|
7688 else
|
|
|
7689 {
|
|
|
7690 while (*arg && !vim_iswhite(*arg))
|
|
|
7691 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7692 nested, cmd, forceit, group) == FAIL)
|
|
|
7693 break;
|
|
|
7694 }
|
|
|
7695
|
|
|
7696 if (need_free)
|
|
|
7697 vim_free(cmd);
|
|
|
7698 vim_free(envpat);
|
|
|
7699 }
|
|
|
7700
|
|
|
7701 /*
|
|
|
7702 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
7703 * The "argp" argument is advanced to the following argument.
|
|
|
7704 *
|
|
|
7705 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
7706 */
|
|
|
7707 static int
|
|
|
7708 au_get_grouparg(argp)
|
|
|
7709 char_u **argp;
|
|
|
7710 {
|
|
|
7711 char_u *group_name;
|
|
|
7712 char_u *p;
|
|
|
7713 char_u *arg = *argp;
|
|
|
7714 int group = AUGROUP_ALL;
|
|
|
7715
|
|
|
7716 p = skiptowhite(arg);
|
|
|
7717 if (p > arg)
|
|
|
7718 {
|
|
|
7719 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
7720 if (group_name == NULL) /* out of memory */
|
|
|
7721 return AUGROUP_ERROR;
|
|
|
7722 group = au_find_group(group_name);
|
|
|
7723 if (group == AUGROUP_ERROR)
|
|
|
7724 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
7725 else
|
|
|
7726 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
7727 vim_free(group_name);
|
|
|
7728 }
|
|
|
7729 return group;
|
|
|
7730 }
|
|
|
7731
|
|
|
7732 /*
|
|
|
7733 * do_autocmd() for one event.
|
|
|
7734 * If *pat == NUL do for all patterns.
|
|
|
7735 * If *cmd == NUL show entries.
|
|
|
7736 * If forceit == TRUE delete entries.
|
|
|
7737 * If group is not AUGROUP_ALL, only use this group.
|
|
|
7738 */
|
|
|
7739 static int
|
|
|
7740 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
661
|
7741 event_T event;
|
|
7
|
7742 char_u *pat;
|
|
|
7743 int nested;
|
|
|
7744 char_u *cmd;
|
|
|
7745 int forceit;
|
|
|
7746 int group;
|
|
|
7747 {
|
|
|
7748 AutoPat *ap;
|
|
|
7749 AutoPat **prev_ap;
|
|
|
7750 AutoCmd *ac;
|
|
|
7751 AutoCmd **prev_ac;
|
|
|
7752 int brace_level;
|
|
|
7753 char_u *endpat;
|
|
|
7754 int findgroup;
|
|
|
7755 int allgroups;
|
|
|
7756 int patlen;
|
|
856
|
7757 int is_buflocal;
|
|
40
|
7758 int buflocal_nr;
|
|
|
7759 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
7760
|
|
|
7761 if (group == AUGROUP_ALL)
|
|
|
7762 findgroup = current_augroup;
|
|
|
7763 else
|
|
|
7764 findgroup = group;
|
|
|
7765 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
7766
|
|
|
7767 /*
|
|
|
7768 * Show or delete all patterns for an event.
|
|
|
7769 */
|
|
|
7770 if (*pat == NUL)
|
|
|
7771 {
|
|
|
7772 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7773 {
|
|
|
7774 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
7775 {
|
|
|
7776 if (ap->group == findgroup)
|
|
|
7777 au_remove_pat(ap);
|
|
|
7778 }
|
|
|
7779 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
7780 show_autocmd(ap, event);
|
|
|
7781 }
|
|
|
7782 }
|
|
|
7783
|
|
|
7784 /*
|
|
|
7785 * Loop through all the specified patterns.
|
|
|
7786 */
|
|
|
7787 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
7788 {
|
|
|
7789 /*
|
|
|
7790 * Find end of the pattern.
|
|
|
7791 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
7792 */
|
|
|
7793 brace_level = 0;
|
|
|
7794 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
7795 || endpat[-1] == '\\'); ++endpat)
|
|
|
7796 {
|
|
|
7797 if (*endpat == '{')
|
|
|
7798 brace_level++;
|
|
|
7799 else if (*endpat == '}')
|
|
|
7800 brace_level--;
|
|
|
7801 }
|
|
|
7802 if (pat == endpat) /* ignore single comma */
|
|
|
7803 continue;
|
|
|
7804 patlen = (int)(endpat - pat);
|
|
|
7805
|
|
|
7806 /*
|
|
40
|
7807 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
7808 */
|
|
|
7809 is_buflocal = FALSE;
|
|
|
7810 buflocal_nr = 0;
|
|
|
7811
|
|
|
7812 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
7813 && pat[patlen - 1] == '>')
|
|
|
7814 {
|
|
|
7815 /* Error will be printed only for addition. printing and removing
|
|
|
7816 * will proceed silently. */
|
|
|
7817 is_buflocal = TRUE;
|
|
|
7818 if (patlen == 8)
|
|
|
7819 buflocal_nr = curbuf->b_fnum;
|
|
|
7820 else if (patlen > 9 && pat[7] == '=')
|
|
|
7821 {
|
|
|
7822 /* <buffer=abuf> */
|
|
|
7823 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
7824 buflocal_nr = autocmd_bufnr;
|
|
|
7825 /* <buffer=123> */
|
|
|
7826 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
7827 buflocal_nr = atoi((char *)pat + 8);
|
|
|
7828 }
|
|
|
7829 }
|
|
|
7830
|
|
|
7831 if (is_buflocal)
|
|
|
7832 {
|
|
|
7833 /* normalize pat into standard "<buffer>#N" form */
|
|
|
7834 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
7835 pat = buflocal_pat; /* can modify pat and patlen */
|
|
835
|
7836 patlen = (int)STRLEN(buflocal_pat); /* but not endpat */
|
|
40
|
7837 }
|
|
|
7838
|
|
|
7839 /*
|
|
7
|
7840 * Find AutoPat entries with this pattern.
|
|
|
7841 */
|
|
|
7842 prev_ap = &first_autopat[(int)event];
|
|
|
7843 while ((ap = *prev_ap) != NULL)
|
|
|
7844 {
|
|
|
7845 if (ap->pat != NULL)
|
|
|
7846 {
|
|
|
7847 /* Accept a pattern when:
|
|
|
7848 * - a group was specified and it's that group, or a group was
|
|
|
7849 * not specified and it's the current group, or a group was
|
|
|
7850 * not specified and we are listing
|
|
|
7851 * - the length of the pattern matches
|
|
40
|
7852 * - the pattern matches.
|
|
|
7853 * For <buffer[=X]>, this condition works because we normalize
|
|
|
7854 * all buffer-local patterns.
|
|
7
|
7855 */
|
|
|
7856 if ((allgroups || ap->group == findgroup)
|
|
|
7857 && ap->patlen == patlen
|
|
|
7858 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
7859 {
|
|
|
7860 /*
|
|
|
7861 * Remove existing autocommands.
|
|
|
7862 * If adding any new autocmd's for this AutoPat, don't
|
|
|
7863 * delete the pattern from the autopat list, append to
|
|
|
7864 * this list.
|
|
|
7865 */
|
|
|
7866 if (forceit)
|
|
|
7867 {
|
|
|
7868 if (*cmd != NUL && ap->next == NULL)
|
|
|
7869 {
|
|
|
7870 au_remove_cmds(ap);
|
|
|
7871 break;
|
|
|
7872 }
|
|
|
7873 au_remove_pat(ap);
|
|
|
7874 }
|
|
|
7875
|
|
|
7876 /*
|
|
40
|
7877 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
7878 */
|
|
|
7879 else if (*cmd == NUL)
|
|
|
7880 show_autocmd(ap, event);
|
|
|
7881
|
|
|
7882 /*
|
|
|
7883 * Add autocmd to this autopat, if it's the last one.
|
|
|
7884 */
|
|
|
7885 else if (ap->next == NULL)
|
|
|
7886 break;
|
|
|
7887 }
|
|
|
7888 }
|
|
|
7889 prev_ap = &ap->next;
|
|
|
7890 }
|
|
|
7891
|
|
|
7892 /*
|
|
|
7893 * Add a new command.
|
|
|
7894 */
|
|
|
7895 if (*cmd != NUL)
|
|
|
7896 {
|
|
|
7897 /*
|
|
|
7898 * If the pattern we want to add a command to does appear at the
|
|
|
7899 * end of the list (or not is not in the list at all), add the
|
|
|
7900 * pattern at the end of the list.
|
|
|
7901 */
|
|
|
7902 if (ap == NULL)
|
|
|
7903 {
|
|
40
|
7904 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
7905 if (is_buflocal && (buflocal_nr == 0
|
|
|
7906 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
7907 {
|
|
|
7908 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
7909 buflocal_nr);
|
|
|
7910 return FAIL;
|
|
|
7911 }
|
|
|
7912
|
|
7
|
7913 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
7914 if (ap == NULL)
|
|
|
7915 return FAIL;
|
|
|
7916 ap->pat = vim_strnsave(pat, patlen);
|
|
|
7917 ap->patlen = patlen;
|
|
|
7918 if (ap->pat == NULL)
|
|
|
7919 {
|
|
|
7920 vim_free(ap);
|
|
|
7921 return FAIL;
|
|
|
7922 }
|
|
40
|
7923
|
|
|
7924 if (is_buflocal)
|
|
|
7925 {
|
|
|
7926 ap->buflocal_nr = buflocal_nr;
|
|
153
|
7927 ap->reg_prog = NULL;
|
|
40
|
7928 }
|
|
|
7929 else
|
|
7
|
7930 {
|
|
153
|
7931 char_u *reg_pat;
|
|
|
7932
|
|
40
|
7933 ap->buflocal_nr = 0;
|
|
153
|
7934 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
7935 &ap->allow_dirs, TRUE);
|
|
153
|
7936 if (reg_pat != NULL)
|
|
|
7937 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
7938 vim_free(reg_pat);
|
|
153
|
7939 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
7940 {
|
|
|
7941 vim_free(ap->pat);
|
|
|
7942 vim_free(ap);
|
|
|
7943 return FAIL;
|
|
|
7944 }
|
|
7
|
7945 }
|
|
|
7946 ap->cmds = NULL;
|
|
|
7947 *prev_ap = ap;
|
|
|
7948 ap->next = NULL;
|
|
|
7949 if (group == AUGROUP_ALL)
|
|
|
7950 ap->group = current_augroup;
|
|
|
7951 else
|
|
|
7952 ap->group = group;
|
|
|
7953 }
|
|
|
7954
|
|
|
7955 /*
|
|
|
7956 * Add the autocmd at the end of the AutoCmd list.
|
|
|
7957 */
|
|
|
7958 prev_ac = &(ap->cmds);
|
|
|
7959 while ((ac = *prev_ac) != NULL)
|
|
|
7960 prev_ac = &ac->next;
|
|
|
7961 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
7962 if (ac == NULL)
|
|
|
7963 return FAIL;
|
|
|
7964 ac->cmd = vim_strsave(cmd);
|
|
|
7965 #ifdef FEAT_EVAL
|
|
|
7966 ac->scriptID = current_SID;
|
|
|
7967 #endif
|
|
|
7968 if (ac->cmd == NULL)
|
|
|
7969 {
|
|
|
7970 vim_free(ac);
|
|
|
7971 return FAIL;
|
|
|
7972 }
|
|
|
7973 ac->next = NULL;
|
|
|
7974 *prev_ac = ac;
|
|
|
7975 ac->nested = nested;
|
|
|
7976 }
|
|
|
7977 }
|
|
|
7978
|
|
|
7979 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
7980 return OK;
|
|
|
7981 }
|
|
|
7982
|
|
|
7983 /*
|
|
|
7984 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
7985 * Return OK for success, FAIL for failure;
|
|
|
7986 */
|
|
|
7987 int
|
|
|
7988 do_doautocmd(arg, do_msg)
|
|
|
7989 char_u *arg;
|
|
|
7990 int do_msg; /* give message for no matching autocmds? */
|
|
|
7991 {
|
|
|
7992 char_u *fname;
|
|
|
7993 int nothing_done = TRUE;
|
|
|
7994 int group;
|
|
|
7995
|
|
|
7996 /*
|
|
|
7997 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7998 */
|
|
|
7999 group = au_get_grouparg(&arg);
|
|
|
8000 if (arg == NULL) /* out of memory */
|
|
|
8001 return FAIL;
|
|
|
8002
|
|
|
8003 if (*arg == '*')
|
|
|
8004 {
|
|
|
8005 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
8006 return FAIL;
|
|
|
8007 }
|
|
|
8008
|
|
|
8009 /*
|
|
|
8010 * Scan over the events.
|
|
|
8011 * If we find an illegal name, return here, don't do anything.
|
|
|
8012 */
|
|
|
8013 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
8014 if (fname == NULL)
|
|
|
8015 return FAIL;
|
|
|
8016
|
|
|
8017 fname = skipwhite(fname);
|
|
|
8018
|
|
|
8019 /*
|
|
|
8020 * Loop over the events.
|
|
|
8021 */
|
|
|
8022 while (*arg && !vim_iswhite(*arg))
|
|
|
8023 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
8024 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
8025 nothing_done = FALSE;
|
|
|
8026
|
|
|
8027 if (nothing_done && do_msg)
|
|
|
8028 MSG(_("No matching autocommands"));
|
|
|
8029
|
|
|
8030 #ifdef FEAT_EVAL
|
|
|
8031 return aborting() ? FAIL : OK;
|
|
|
8032 #else
|
|
|
8033 return OK;
|
|
|
8034 #endif
|
|
|
8035 }
|
|
|
8036
|
|
|
8037 /*
|
|
|
8038 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
8039 */
|
|
|
8040 void
|
|
|
8041 ex_doautoall(eap)
|
|
|
8042 exarg_T *eap;
|
|
|
8043 {
|
|
|
8044 int retval;
|
|
|
8045 aco_save_T aco;
|
|
|
8046 buf_T *buf;
|
|
|
8047
|
|
|
8048 /*
|
|
|
8049 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
8050 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
8051 * So we change the buffer for the current window for a moment. This
|
|
|
8052 * gives problems when the autocommands make changes to the list of
|
|
|
8053 * buffers or windows...
|
|
|
8054 */
|
|
|
8055 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8056 {
|
|
|
8057 if (curbuf->b_ml.ml_mfp != NULL)
|
|
|
8058 {
|
|
|
8059 /* find a window for this buffer and save some values */
|
|
|
8060 aucmd_prepbuf(&aco, buf);
|
|
|
8061
|
|
|
8062 /* execute the autocommands for this buffer */
|
|
|
8063 retval = do_doautocmd(eap->arg, FALSE);
|
|
717
|
8064 do_modelines(0);
|
|
7
|
8065
|
|
|
8066 /* restore the current window */
|
|
|
8067 aucmd_restbuf(&aco);
|
|
|
8068
|
|
|
8069 /* stop if there is some error or buffer was deleted */
|
|
|
8070 if (retval == FAIL || !buf_valid(buf))
|
|
|
8071 break;
|
|
|
8072 }
|
|
|
8073 }
|
|
|
8074
|
|
|
8075 check_cursor(); /* just in case lines got deleted */
|
|
|
8076 }
|
|
|
8077
|
|
|
8078 /*
|
|
|
8079 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
|
8080 * Search a window for the current buffer. Save the cursor position and
|
|
|
8081 * screen offset.
|
|
|
8082 * Set "curbuf" and "curwin" to match "buf".
|
|
934
|
8083 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8084 */
|
|
|
8085 void
|
|
|
8086 aucmd_prepbuf(aco, buf)
|
|
|
8087 aco_save_T *aco; /* structure to save values in */
|
|
|
8088 buf_T *buf; /* new curbuf */
|
|
|
8089 {
|
|
|
8090 win_T *win;
|
|
|
8091
|
|
|
8092 aco->new_curbuf = buf;
|
|
|
8093
|
|
|
8094 /* Find a window that is for the new buffer */
|
|
|
8095 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8096 win = curwin;
|
|
|
8097 else
|
|
|
8098 #ifdef FEAT_WINDOWS
|
|
|
8099 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8100 if (win->w_buffer == buf)
|
|
|
8101 break;
|
|
|
8102 #else
|
|
|
8103 win = NULL;
|
|
|
8104 #endif
|
|
|
8105
|
|
|
8106 /*
|
|
|
8107 * Prefer to use an existing window for the buffer, it has the least side
|
|
|
8108 * effects (esp. if "buf" is curbuf).
|
|
|
8109 * Otherwise, use curwin for "buf". It might make some items in the
|
|
|
8110 * window invalid. At least save the cursor and topline.
|
|
|
8111 */
|
|
|
8112 if (win != NULL)
|
|
|
8113 {
|
|
|
8114 /* there is a window for "buf", make it the curwin */
|
|
|
8115 aco->save_curwin = curwin;
|
|
|
8116 curwin = win;
|
|
|
8117 aco->save_buf = win->w_buffer;
|
|
|
8118 aco->new_curwin = win;
|
|
|
8119 }
|
|
|
8120 else
|
|
|
8121 {
|
|
|
8122 /* there is no window for "buf", use curwin */
|
|
|
8123 aco->save_curwin = NULL;
|
|
|
8124 aco->save_buf = curbuf;
|
|
|
8125 --curbuf->b_nwindows;
|
|
|
8126 curwin->w_buffer = buf;
|
|
|
8127 ++buf->b_nwindows;
|
|
|
8128
|
|
|
8129 /* save cursor and topline, set them to safe values */
|
|
|
8130 aco->save_cursor = curwin->w_cursor;
|
|
|
8131 curwin->w_cursor.lnum = 1;
|
|
|
8132 curwin->w_cursor.col = 0;
|
|
|
8133 aco->save_topline = curwin->w_topline;
|
|
|
8134 curwin->w_topline = 1;
|
|
|
8135 #ifdef FEAT_DIFF
|
|
|
8136 aco->save_topfill = curwin->w_topfill;
|
|
|
8137 curwin->w_topfill = 0;
|
|
|
8138 #endif
|
|
|
8139 }
|
|
|
8140
|
|
|
8141 curbuf = buf;
|
|
|
8142 }
|
|
|
8143
|
|
|
8144 /*
|
|
|
8145 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8146 * Restore the window as it was (if possible).
|
|
934
|
8147 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8148 */
|
|
|
8149 void
|
|
|
8150 aucmd_restbuf(aco)
|
|
|
8151 aco_save_T *aco; /* structure holding saved values */
|
|
|
8152 {
|
|
|
8153 if (aco->save_curwin != NULL)
|
|
|
8154 {
|
|
|
8155 /* restore curwin */
|
|
|
8156 #ifdef FEAT_WINDOWS
|
|
|
8157 if (win_valid(aco->save_curwin))
|
|
|
8158 #endif
|
|
|
8159 {
|
|
|
8160 /* restore the buffer which was previously edited by curwin, if
|
|
|
8161 * it's still the same window and it's valid */
|
|
|
8162 if (curwin == aco->new_curwin
|
|
|
8163 && buf_valid(aco->save_buf)
|
|
|
8164 && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8165 {
|
|
|
8166 --curbuf->b_nwindows;
|
|
|
8167 curbuf = aco->save_buf;
|
|
|
8168 curwin->w_buffer = curbuf;
|
|
|
8169 ++curbuf->b_nwindows;
|
|
|
8170 }
|
|
|
8171
|
|
|
8172 curwin = aco->save_curwin;
|
|
|
8173 curbuf = curwin->w_buffer;
|
|
|
8174 }
|
|
|
8175 }
|
|
|
8176 else
|
|
|
8177 {
|
|
|
8178 /* restore buffer for curwin if it still exists and is loaded */
|
|
|
8179 if (buf_valid(aco->save_buf) && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8180 {
|
|
|
8181 --curbuf->b_nwindows;
|
|
|
8182 curbuf = aco->save_buf;
|
|
|
8183 curwin->w_buffer = curbuf;
|
|
|
8184 ++curbuf->b_nwindows;
|
|
|
8185 curwin->w_cursor = aco->save_cursor;
|
|
|
8186 check_cursor();
|
|
|
8187 /* check topline < line_count, in case lines got deleted */
|
|
|
8188 if (aco->save_topline <= curbuf->b_ml.ml_line_count)
|
|
|
8189 {
|
|
|
8190 curwin->w_topline = aco->save_topline;
|
|
|
8191 #ifdef FEAT_DIFF
|
|
|
8192 curwin->w_topfill = aco->save_topfill;
|
|
|
8193 #endif
|
|
|
8194 }
|
|
|
8195 else
|
|
|
8196 {
|
|
|
8197 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8198 #ifdef FEAT_DIFF
|
|
|
8199 curwin->w_topfill = 0;
|
|
|
8200 #endif
|
|
|
8201 }
|
|
|
8202 }
|
|
|
8203 }
|
|
|
8204 }
|
|
|
8205
|
|
|
8206 static int autocmd_nested = FALSE;
|
|
|
8207
|
|
|
8208 /*
|
|
|
8209 * Execute autocommands for "event" and file name "fname".
|
|
|
8210 * Return TRUE if some commands were executed.
|
|
|
8211 */
|
|
|
8212 int
|
|
|
8213 apply_autocmds(event, fname, fname_io, force, buf)
|
|
661
|
8214 event_T event;
|
|
7
|
8215 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8216 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8217 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8218 buf_T *buf; /* buffer for <abuf> */
|
|
|
8219 {
|
|
|
8220 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8221 AUGROUP_ALL, buf, NULL);
|
|
|
8222 }
|
|
|
8223
|
|
|
8224 /*
|
|
|
8225 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8226 * setting v:filearg.
|
|
|
8227 */
|
|
|
8228 static int
|
|
|
8229 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
661
|
8230 event_T event;
|
|
7
|
8231 char_u *fname;
|
|
|
8232 char_u *fname_io;
|
|
|
8233 int force;
|
|
|
8234 buf_T *buf;
|
|
|
8235 exarg_T *eap;
|
|
|
8236 {
|
|
|
8237 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8238 AUGROUP_ALL, buf, eap);
|
|
|
8239 }
|
|
|
8240
|
|
|
8241 /*
|
|
|
8242 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8243 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8244 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8245 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8246 */
|
|
|
8247 int
|
|
|
8248 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
661
|
8249 event_T event;
|
|
7
|
8250 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8251 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8252 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8253 buf_T *buf; /* buffer for <abuf> */
|
|
|
8254 int *retval; /* pointer to caller's retval */
|
|
|
8255 {
|
|
|
8256 int did_cmd;
|
|
|
8257
|
|
532
|
8258 #ifdef FEAT_EVAL
|
|
7
|
8259 if (should_abort(*retval))
|
|
|
8260 return FALSE;
|
|
532
|
8261 #endif
|
|
7
|
8262
|
|
|
8263 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8264 AUGROUP_ALL, buf, NULL);
|
|
532
|
8265 if (did_cmd
|
|
|
8266 #ifdef FEAT_EVAL
|
|
|
8267 && aborting()
|
|
|
8268 #endif
|
|
|
8269 )
|
|
7
|
8270 *retval = FAIL;
|
|
|
8271 return did_cmd;
|
|
|
8272 }
|
|
|
8273
|
|
609
|
8274 /*
|
|
|
8275 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8276 */
|
|
7
|
8277 int
|
|
|
8278 has_cursorhold()
|
|
|
8279 {
|
|
661
|
8280 return (first_autopat[(int)(get_real_state() == NORMAL_BUSY
|
|
|
8281 ? EVENT_CURSORHOLD : EVENT_CURSORHOLDI)] != NULL);
|
|
7
|
8282 }
|
|
609
|
8283
|
|
|
8284 /*
|
|
|
8285 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8286 */
|
|
|
8287 int
|
|
|
8288 trigger_cursorhold()
|
|
|
8289 {
|
|
661
|
8290 int state;
|
|
|
8291
|
|
978
|
8292 if (!did_cursorhold && has_cursorhold() && !Recording
|
|
|
8293 #ifdef FEAT_INS_EXPAND
|
|
|
8294 && !ins_compl_active()
|
|
|
8295 #endif
|
|
|
8296 )
|
|
661
|
8297 {
|
|
|
8298 state = get_real_state();
|
|
|
8299 if (state == NORMAL_BUSY || (state & INSERT) != 0)
|
|
|
8300 return TRUE;
|
|
|
8301 }
|
|
|
8302 return FALSE;
|
|
609
|
8303 }
|
|
661
|
8304
|
|
|
8305 /*
|
|
|
8306 * Return TRUE when there is a CursorMoved autocommand defined.
|
|
|
8307 */
|
|
|
8308 int
|
|
|
8309 has_cursormoved()
|
|
|
8310 {
|
|
|
8311 return (first_autopat[(int)EVENT_CURSORMOVED] != NULL);
|
|
|
8312 }
|
|
|
8313
|
|
|
8314 /*
|
|
|
8315 * Return TRUE when there is a CursorMovedI autocommand defined.
|
|
|
8316 */
|
|
|
8317 int
|
|
|
8318 has_cursormovedI()
|
|
|
8319 {
|
|
|
8320 return (first_autopat[(int)EVENT_CURSORMOVEDI] != NULL);
|
|
|
8321 }
|
|
7
|
8322
|
|
|
8323 static int
|
|
|
8324 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
661
|
8325 event_T event;
|
|
7
|
8326 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8327 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8328 use fname */
|
|
|
8329 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8330 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8331 buf_T *buf; /* buffer for <abuf> */
|
|
|
8332 exarg_T *eap; /* command arguments */
|
|
|
8333 {
|
|
|
8334 char_u *sfname = NULL; /* short file name */
|
|
|
8335 char_u *tail;
|
|
|
8336 int save_changed;
|
|
|
8337 buf_T *old_curbuf;
|
|
|
8338 int retval = FALSE;
|
|
|
8339 char_u *save_sourcing_name;
|
|
|
8340 linenr_T save_sourcing_lnum;
|
|
|
8341 char_u *save_autocmd_fname;
|
|
|
8342 int save_autocmd_bufnr;
|
|
|
8343 char_u *save_autocmd_match;
|
|
|
8344 int save_autocmd_busy;
|
|
|
8345 int save_autocmd_nested;
|
|
|
8346 static int nesting = 0;
|
|
|
8347 AutoPatCmd patcmd;
|
|
|
8348 AutoPat *ap;
|
|
|
8349 #ifdef FEAT_EVAL
|
|
|
8350 scid_T save_current_SID;
|
|
|
8351 void *save_funccalp;
|
|
|
8352 char_u *save_cmdarg;
|
|
|
8353 long save_cmdbang;
|
|
|
8354 #endif
|
|
|
8355 static int filechangeshell_busy = FALSE;
|
|
170
|
8356 #ifdef FEAT_PROFILE
|
|
|
8357 proftime_T wait_time;
|
|
|
8358 #endif
|
|
7
|
8359
|
|
|
8360 /*
|
|
|
8361 * Quickly return if there are no autocommands for this event or
|
|
|
8362 * autocommands are blocked.
|
|
|
8363 */
|
|
|
8364 if (first_autopat[(int)event] == NULL || autocmd_block > 0)
|
|
40
|
8365 goto BYPASS_AU;
|
|
7
|
8366
|
|
|
8367 /*
|
|
|
8368 * When autocommands are busy, new autocommands are only executed when
|
|
|
8369 * explicitly enabled with the "nested" flag.
|
|
|
8370 */
|
|
|
8371 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8372 goto BYPASS_AU;
|
|
7
|
8373
|
|
|
8374 #ifdef FEAT_EVAL
|
|
|
8375 /*
|
|
|
8376 * Quickly return when immdediately aborting on error, or when an interrupt
|
|
|
8377 * occurred or an exception was thrown but not caught.
|
|
|
8378 */
|
|
|
8379 if (aborting())
|
|
40
|
8380 goto BYPASS_AU;
|
|
7
|
8381 #endif
|
|
|
8382
|
|
|
8383 /*
|
|
|
8384 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8385 */
|
|
765
|
8386 if (filechangeshell_busy && (event == EVENT_FILECHANGEDSHELL
|
|
|
8387 || event == EVENT_FILECHANGEDSHELLPOST))
|
|
40
|
8388 goto BYPASS_AU;
|
|
7
|
8389
|
|
|
8390 /*
|
|
|
8391 * Ignore events in 'eventignore'.
|
|
|
8392 */
|
|
|
8393 if (event_ignored(event))
|
|
40
|
8394 goto BYPASS_AU;
|
|
7
|
8395
|
|
|
8396 /*
|
|
|
8397 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8398 * possible to create an endless loop.
|
|
|
8399 */
|
|
|
8400 if (nesting == 10)
|
|
|
8401 {
|
|
|
8402 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8403 goto BYPASS_AU;
|
|
7
|
8404 }
|
|
|
8405
|
|
|
8406 /*
|
|
|
8407 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8408 * ":ball".
|
|
|
8409 */
|
|
|
8410 if ( (autocmd_no_enter
|
|
|
8411 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8412 || (autocmd_no_leave
|
|
|
8413 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8414 goto BYPASS_AU;
|
|
7
|
8415
|
|
|
8416 /*
|
|
|
8417 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8418 */
|
|
|
8419 save_autocmd_fname = autocmd_fname;
|
|
|
8420 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8421 save_autocmd_match = autocmd_match;
|
|
|
8422 save_autocmd_busy = autocmd_busy;
|
|
|
8423 save_autocmd_nested = autocmd_nested;
|
|
|
8424 save_changed = curbuf->b_changed;
|
|
|
8425 old_curbuf = curbuf;
|
|
|
8426
|
|
|
8427 /*
|
|
|
8428 * Set the file name to be used for <afile>.
|
|
|
8429 */
|
|
|
8430 if (fname_io == NULL)
|
|
|
8431 {
|
|
|
8432 if (fname != NULL && *fname != NUL)
|
|
|
8433 autocmd_fname = fname;
|
|
|
8434 else if (buf != NULL)
|
|
|
8435 autocmd_fname = buf->b_fname;
|
|
|
8436 else
|
|
|
8437 autocmd_fname = NULL;
|
|
|
8438 }
|
|
|
8439 else
|
|
|
8440 autocmd_fname = fname_io;
|
|
|
8441
|
|
|
8442 /*
|
|
|
8443 * Set the buffer number to be used for <abuf>.
|
|
|
8444 */
|
|
|
8445 if (buf == NULL)
|
|
|
8446 autocmd_bufnr = 0;
|
|
|
8447 else
|
|
|
8448 autocmd_bufnr = buf->b_fnum;
|
|
|
8449
|
|
|
8450 /*
|
|
|
8451 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8452 * Always use the full path of the file name to match with, in case
|
|
|
8453 * "allow_dirs" is set.
|
|
|
8454 */
|
|
|
8455 if (fname == NULL || *fname == NUL)
|
|
|
8456 {
|
|
|
8457 if (buf == NULL)
|
|
|
8458 fname = NULL;
|
|
|
8459 else
|
|
|
8460 {
|
|
|
8461 #ifdef FEAT_SYN_HL
|
|
|
8462 if (event == EVENT_SYNTAX)
|
|
|
8463 fname = buf->b_p_syn;
|
|
|
8464 else
|
|
|
8465 #endif
|
|
|
8466 if (event == EVENT_FILETYPE)
|
|
|
8467 fname = buf->b_p_ft;
|
|
|
8468 else
|
|
|
8469 {
|
|
|
8470 if (buf->b_sfname != NULL)
|
|
|
8471 sfname = vim_strsave(buf->b_sfname);
|
|
|
8472 fname = buf->b_ffname;
|
|
|
8473 }
|
|
|
8474 }
|
|
|
8475 if (fname == NULL)
|
|
|
8476 fname = (char_u *)"";
|
|
|
8477 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8478 }
|
|
|
8479 else
|
|
|
8480 {
|
|
|
8481 sfname = vim_strsave(fname);
|
|
161
|
8482 /* Don't try expanding FileType, Syntax, WindowID or QuickFixCmd* */
|
|
|
8483 if (event == EVENT_FILETYPE
|
|
|
8484 || event == EVENT_SYNTAX
|
|
|
8485 || event == EVENT_REMOTEREPLY
|
|
649
|
8486 || event == EVENT_SPELLFILEMISSING
|
|
161
|
8487 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8488 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8489 fname = vim_strsave(fname);
|
|
|
8490 else
|
|
|
8491 fname = FullName_save(fname, FALSE);
|
|
|
8492 }
|
|
|
8493 if (fname == NULL) /* out of memory */
|
|
|
8494 {
|
|
|
8495 vim_free(sfname);
|
|
40
|
8496 retval = FALSE;
|
|
|
8497 goto BYPASS_AU;
|
|
7
|
8498 }
|
|
|
8499
|
|
|
8500 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8501 /*
|
|
|
8502 * Replace all backslashes with forward slashes. This makes the
|
|
|
8503 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8504 */
|
|
|
8505 if (sfname != NULL)
|
|
|
8506 forward_slash(sfname);
|
|
|
8507 forward_slash(fname);
|
|
|
8508 #endif
|
|
|
8509
|
|
|
8510 #ifdef VMS
|
|
|
8511 /* remove version for correct match */
|
|
|
8512 if (sfname != NULL)
|
|
|
8513 vms_remove_version(sfname);
|
|
|
8514 vms_remove_version(fname);
|
|
|
8515 #endif
|
|
|
8516
|
|
|
8517 /*
|
|
|
8518 * Set the name to be used for <amatch>.
|
|
|
8519 */
|
|
|
8520 autocmd_match = fname;
|
|
|
8521
|
|
|
8522
|
|
|
8523 /* Don't redraw while doing auto commands. */
|
|
|
8524 ++RedrawingDisabled;
|
|
|
8525 save_sourcing_name = sourcing_name;
|
|
|
8526 sourcing_name = NULL; /* don't free this one */
|
|
|
8527 save_sourcing_lnum = sourcing_lnum;
|
|
|
8528 sourcing_lnum = 0; /* no line number here */
|
|
|
8529
|
|
|
8530 #ifdef FEAT_EVAL
|
|
|
8531 save_current_SID = current_SID;
|
|
|
8532
|
|
170
|
8533 # ifdef FEAT_PROFILE
|
|
788
|
8534 if (do_profiling == PROF_YES)
|
|
170
|
8535 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8536 # endif
|
|
|
8537
|
|
7
|
8538 /* Don't use local function variables, if called from a function */
|
|
|
8539 save_funccalp = save_funccal();
|
|
|
8540 #endif
|
|
|
8541
|
|
|
8542 /*
|
|
|
8543 * When starting to execute autocommands, save the search patterns.
|
|
|
8544 */
|
|
|
8545 if (!autocmd_busy)
|
|
|
8546 {
|
|
|
8547 save_search_patterns();
|
|
|
8548 saveRedobuff();
|
|
|
8549 did_filetype = keep_filetype;
|
|
|
8550 }
|
|
|
8551
|
|
|
8552 /*
|
|
|
8553 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8554 */
|
|
|
8555 autocmd_busy = TRUE;
|
|
|
8556 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8557 ++nesting; /* see matching decrement below */
|
|
|
8558
|
|
|
8559 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8560 if (event == EVENT_FILETYPE)
|
|
|
8561 did_filetype = TRUE;
|
|
|
8562
|
|
|
8563 tail = gettail(fname);
|
|
|
8564
|
|
|
8565 /* Find first autocommand that matches */
|
|
|
8566 patcmd.curpat = first_autopat[(int)event];
|
|
|
8567 patcmd.nextcmd = NULL;
|
|
|
8568 patcmd.group = group;
|
|
|
8569 patcmd.fname = fname;
|
|
|
8570 patcmd.sfname = sfname;
|
|
|
8571 patcmd.tail = tail;
|
|
|
8572 patcmd.event = event;
|
|
40
|
8573 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8574 patcmd.next = NULL;
|
|
7
|
8575 auto_next_pat(&patcmd, FALSE);
|
|
|
8576
|
|
|
8577 /* found one, start executing the autocommands */
|
|
|
8578 if (patcmd.curpat != NULL)
|
|
|
8579 {
|
|
40
|
8580 /* add to active_apc_list */
|
|
|
8581 patcmd.next = active_apc_list;
|
|
|
8582 active_apc_list = &patcmd;
|
|
|
8583
|
|
7
|
8584 #ifdef FEAT_EVAL
|
|
|
8585 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8586 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8587 if (eap != NULL)
|
|
|
8588 {
|
|
|
8589 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8590 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8591 }
|
|
|
8592 else
|
|
|
8593 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8594 #endif
|
|
|
8595 retval = TRUE;
|
|
|
8596 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8597 * are added when executing autocommands */
|
|
|
8598 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8599 ap->last = FALSE;
|
|
|
8600 ap->last = TRUE;
|
|
|
8601 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8602 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8603 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8604 #ifdef FEAT_EVAL
|
|
|
8605 if (eap != NULL)
|
|
|
8606 {
|
|
|
8607 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8608 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8609 }
|
|
|
8610 #endif
|
|
40
|
8611 /* delete from active_apc_list */
|
|
|
8612 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8613 active_apc_list = patcmd.next;
|
|
7
|
8614 }
|
|
|
8615
|
|
|
8616 --RedrawingDisabled;
|
|
|
8617 autocmd_busy = save_autocmd_busy;
|
|
|
8618 filechangeshell_busy = FALSE;
|
|
|
8619 autocmd_nested = save_autocmd_nested;
|
|
|
8620 vim_free(sourcing_name);
|
|
|
8621 sourcing_name = save_sourcing_name;
|
|
|
8622 sourcing_lnum = save_sourcing_lnum;
|
|
|
8623 autocmd_fname = save_autocmd_fname;
|
|
|
8624 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8625 autocmd_match = save_autocmd_match;
|
|
|
8626 #ifdef FEAT_EVAL
|
|
|
8627 current_SID = save_current_SID;
|
|
|
8628 restore_funccal(save_funccalp);
|
|
170
|
8629 # ifdef FEAT_PROFILE
|
|
788
|
8630 if (do_profiling == PROF_YES)
|
|
170
|
8631 prof_child_exit(&wait_time);
|
|
|
8632 # endif
|
|
7
|
8633 #endif
|
|
|
8634 vim_free(fname);
|
|
|
8635 vim_free(sfname);
|
|
|
8636 --nesting; /* see matching increment above */
|
|
|
8637
|
|
|
8638 /*
|
|
|
8639 * When stopping to execute autocommands, restore the search patterns and
|
|
|
8640 * the redo buffer.
|
|
|
8641 */
|
|
|
8642 if (!autocmd_busy)
|
|
|
8643 {
|
|
|
8644 restore_search_patterns();
|
|
|
8645 restoreRedobuff();
|
|
|
8646 did_filetype = FALSE;
|
|
|
8647 }
|
|
|
8648
|
|
|
8649 /*
|
|
|
8650 * Some events don't set or reset the Changed flag.
|
|
|
8651 * Check if still in the same buffer!
|
|
|
8652 */
|
|
|
8653 if (curbuf == old_curbuf
|
|
|
8654 && (event == EVENT_BUFREADPOST
|
|
|
8655 || event == EVENT_BUFWRITEPOST
|
|
|
8656 || event == EVENT_FILEAPPENDPOST
|
|
|
8657 || event == EVENT_VIMLEAVE
|
|
|
8658 || event == EVENT_VIMLEAVEPRE))
|
|
|
8659 {
|
|
|
8660 #ifdef FEAT_TITLE
|
|
|
8661 if (curbuf->b_changed != save_changed)
|
|
|
8662 need_maketitle = TRUE;
|
|
|
8663 #endif
|
|
|
8664 curbuf->b_changed = save_changed;
|
|
|
8665 }
|
|
|
8666
|
|
|
8667 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
8668
|
|
|
8669 BYPASS_AU:
|
|
|
8670 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
8671 * are deleted. */
|
|
|
8672 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
8673 aubuflocal_remove(buf);
|
|
|
8674
|
|
7
|
8675 return retval;
|
|
|
8676 }
|
|
|
8677
|
|
|
8678 /*
|
|
|
8679 * Find next autocommand pattern that matches.
|
|
|
8680 */
|
|
|
8681 static void
|
|
|
8682 auto_next_pat(apc, stop_at_last)
|
|
|
8683 AutoPatCmd *apc;
|
|
|
8684 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
8685 {
|
|
|
8686 AutoPat *ap;
|
|
|
8687 AutoCmd *cp;
|
|
|
8688 char_u *name;
|
|
|
8689 char *s;
|
|
|
8690
|
|
|
8691 vim_free(sourcing_name);
|
|
|
8692 sourcing_name = NULL;
|
|
|
8693
|
|
|
8694 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
8695 {
|
|
|
8696 apc->curpat = NULL;
|
|
|
8697
|
|
|
8698 /* only use a pattern when it has not been removed, has commands and
|
|
40
|
8699 * the group matches. For buffer-local autocommands only check the
|
|
|
8700 * buffer number. */
|
|
7
|
8701 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
8702 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
8703 {
|
|
40
|
8704 /* execution-condition */
|
|
|
8705 if (ap->buflocal_nr == 0
|
|
153
|
8706 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
8707 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
8708 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
8709 {
|
|
|
8710 name = event_nr2name(apc->event);
|
|
|
8711 s = _("%s Auto commands for \"%s\"");
|
|
|
8712 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
8713 + STRLEN(name) + ap->patlen + 1));
|
|
|
8714 if (sourcing_name != NULL)
|
|
|
8715 {
|
|
|
8716 sprintf((char *)sourcing_name, s,
|
|
|
8717 (char *)name, (char *)ap->pat);
|
|
|
8718 if (p_verbose >= 8)
|
|
292
|
8719 {
|
|
|
8720 verbose_enter();
|
|
273
|
8721 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
8722 verbose_leave();
|
|
|
8723 }
|
|
7
|
8724 }
|
|
|
8725
|
|
|
8726 apc->curpat = ap;
|
|
|
8727 apc->nextcmd = ap->cmds;
|
|
|
8728 /* mark last command */
|
|
|
8729 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
8730 cp->last = FALSE;
|
|
|
8731 cp->last = TRUE;
|
|
|
8732 }
|
|
|
8733 line_breakcheck();
|
|
|
8734 if (apc->curpat != NULL) /* found a match */
|
|
|
8735 break;
|
|
|
8736 }
|
|
|
8737 if (stop_at_last && ap->last)
|
|
|
8738 break;
|
|
|
8739 }
|
|
|
8740 }
|
|
|
8741
|
|
|
8742 /*
|
|
|
8743 * Get next autocommand command.
|
|
|
8744 * Called by do_cmdline() to get the next line for ":if".
|
|
|
8745 * Returns allocated string, or NULL for end of autocommands.
|
|
|
8746 */
|
|
|
8747 /* ARGSUSED */
|
|
|
8748 static char_u *
|
|
|
8749 getnextac(c, cookie, indent)
|
|
|
8750 int c; /* not used */
|
|
|
8751 void *cookie;
|
|
|
8752 int indent; /* not used */
|
|
|
8753 {
|
|
|
8754 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
8755 char_u *retval;
|
|
|
8756 AutoCmd *ac;
|
|
|
8757
|
|
|
8758 /* Can be called again after returning the last line. */
|
|
|
8759 if (acp->curpat == NULL)
|
|
|
8760 return NULL;
|
|
|
8761
|
|
|
8762 /* repeat until we find an autocommand to execute */
|
|
|
8763 for (;;)
|
|
|
8764 {
|
|
|
8765 /* skip removed commands */
|
|
|
8766 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
8767 if (acp->nextcmd->last)
|
|
|
8768 acp->nextcmd = NULL;
|
|
|
8769 else
|
|
|
8770 acp->nextcmd = acp->nextcmd->next;
|
|
|
8771
|
|
|
8772 if (acp->nextcmd != NULL)
|
|
|
8773 break;
|
|
|
8774
|
|
|
8775 /* at end of commands, find next pattern that matches */
|
|
|
8776 if (acp->curpat->last)
|
|
|
8777 acp->curpat = NULL;
|
|
|
8778 else
|
|
|
8779 acp->curpat = acp->curpat->next;
|
|
|
8780 if (acp->curpat != NULL)
|
|
|
8781 auto_next_pat(acp, TRUE);
|
|
|
8782 if (acp->curpat == NULL)
|
|
|
8783 return NULL;
|
|
|
8784 }
|
|
|
8785
|
|
|
8786 ac = acp->nextcmd;
|
|
|
8787
|
|
|
8788 if (p_verbose >= 9)
|
|
|
8789 {
|
|
292
|
8790 verbose_enter_scroll();
|
|
273
|
8791 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
8792 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
8793 verbose_leave_scroll();
|
|
7
|
8794 }
|
|
|
8795 retval = vim_strsave(ac->cmd);
|
|
|
8796 autocmd_nested = ac->nested;
|
|
|
8797 #ifdef FEAT_EVAL
|
|
|
8798 current_SID = ac->scriptID;
|
|
|
8799 #endif
|
|
|
8800 if (ac->last)
|
|
|
8801 acp->nextcmd = NULL;
|
|
|
8802 else
|
|
|
8803 acp->nextcmd = ac->next;
|
|
|
8804 return retval;
|
|
|
8805 }
|
|
|
8806
|
|
|
8807 /*
|
|
|
8808 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
8809 * To account for buffer-local autocommands, function needs to know
|
|
|
8810 * in which buffer the file will be opened.
|
|
7
|
8811 */
|
|
|
8812 int
|
|
40
|
8813 has_autocmd(event, sfname, buf)
|
|
661
|
8814 event_T event;
|
|
7
|
8815 char_u *sfname;
|
|
40
|
8816 buf_T *buf;
|
|
7
|
8817 {
|
|
|
8818 AutoPat *ap;
|
|
|
8819 char_u *fname;
|
|
|
8820 char_u *tail = gettail(sfname);
|
|
|
8821 int retval = FALSE;
|
|
|
8822
|
|
|
8823 fname = FullName_save(sfname, FALSE);
|
|
|
8824 if (fname == NULL)
|
|
|
8825 return FALSE;
|
|
|
8826
|
|
|
8827 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8828 /*
|
|
|
8829 * Replace all backslashes with forward slashes. This makes the
|
|
|
8830 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8831 */
|
|
|
8832 sfname = vim_strsave(sfname);
|
|
|
8833 if (sfname != NULL)
|
|
|
8834 forward_slash(sfname);
|
|
|
8835 forward_slash(fname);
|
|
|
8836 #endif
|
|
|
8837
|
|
|
8838 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8839 if (ap->pat != NULL && ap->cmds != NULL
|
|
856
|
8840 && (ap->buflocal_nr == 0
|
|
153
|
8841 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
8842 fname, sfname, tail, ap->allow_dirs)
|
|
856
|
8843 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
40
|
8844 ))
|
|
7
|
8845 {
|
|
|
8846 retval = TRUE;
|
|
|
8847 break;
|
|
|
8848 }
|
|
|
8849
|
|
|
8850 vim_free(fname);
|
|
|
8851 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8852 vim_free(sfname);
|
|
|
8853 #endif
|
|
|
8854
|
|
|
8855 return retval;
|
|
|
8856 }
|
|
|
8857
|
|
|
8858 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
8859 /*
|
|
|
8860 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
8861 * names.
|
|
|
8862 */
|
|
|
8863 /*ARGSUSED*/
|
|
|
8864 char_u *
|
|
|
8865 get_augroup_name(xp, idx)
|
|
|
8866 expand_T *xp;
|
|
|
8867 int idx;
|
|
|
8868 {
|
|
|
8869 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
8870 return (char_u *)"END";
|
|
|
8871 if (idx >= augroups.ga_len) /* end of list */
|
|
|
8872 return NULL;
|
|
|
8873 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
8874 return (char_u *)"";
|
|
|
8875 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8876 }
|
|
|
8877
|
|
|
8878 static int include_groups = FALSE;
|
|
|
8879
|
|
|
8880 char_u *
|
|
|
8881 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
8882 expand_T *xp;
|
|
|
8883 char_u *arg;
|
|
|
8884 int doautocmd; /* TRUE for :doautocmd, FALSE for :autocmd */
|
|
|
8885 {
|
|
|
8886 char_u *p;
|
|
|
8887 int group;
|
|
|
8888
|
|
|
8889 /* check for a group name, skip it if present */
|
|
|
8890 include_groups = FALSE;
|
|
|
8891 p = arg;
|
|
|
8892 group = au_get_grouparg(&arg);
|
|
|
8893 if (group == AUGROUP_ERROR)
|
|
|
8894 return NULL;
|
|
|
8895 /* If there only is a group name that's what we expand. */
|
|
|
8896 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
8897 {
|
|
|
8898 arg = p;
|
|
|
8899 group = AUGROUP_ALL;
|
|
|
8900 }
|
|
|
8901
|
|
|
8902 /* skip over event name */
|
|
|
8903 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
8904 if (*p == ',')
|
|
|
8905 arg = p + 1;
|
|
|
8906 if (*p == NUL)
|
|
|
8907 {
|
|
|
8908 if (group == AUGROUP_ALL)
|
|
|
8909 include_groups = TRUE;
|
|
|
8910 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
8911 xp->xp_pattern = arg;
|
|
|
8912 return NULL;
|
|
|
8913 }
|
|
|
8914
|
|
|
8915 /* skip over pattern */
|
|
|
8916 arg = skipwhite(p);
|
|
|
8917 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
8918 arg++;
|
|
|
8919 if (*arg)
|
|
|
8920 return arg; /* expand (next) command */
|
|
|
8921
|
|
|
8922 if (doautocmd)
|
|
|
8923 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
8924 else
|
|
|
8925 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
8926 return NULL;
|
|
|
8927 }
|
|
|
8928
|
|
|
8929 /*
|
|
|
8930 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
8931 */
|
|
|
8932 /*ARGSUSED*/
|
|
|
8933 char_u *
|
|
|
8934 get_event_name(xp, idx)
|
|
|
8935 expand_T *xp;
|
|
|
8936 int idx;
|
|
|
8937 {
|
|
|
8938 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
8939 {
|
|
|
8940 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
8941 return (char_u *)""; /* skip deleted entries */
|
|
|
8942 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8943 }
|
|
|
8944 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
8945 }
|
|
|
8946
|
|
|
8947 #endif /* FEAT_CMDL_COMPL */
|
|
|
8948
|
|
|
8949 /*
|
|
615
|
8950 * Return TRUE if autocmd is supported.
|
|
|
8951 */
|
|
|
8952 int
|
|
|
8953 autocmd_supported(name)
|
|
|
8954 char_u *name;
|
|
|
8955 {
|
|
|
8956 char_u *p;
|
|
|
8957
|
|
|
8958 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
8959 }
|
|
|
8960
|
|
|
8961 /*
|
|
612
|
8962 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
8963 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
8964 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
8965 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
8966 * Used for:
|
|
|
8967 * exists("#Group") or
|
|
|
8968 * exists("#Group#Event") or
|
|
|
8969 * exists("#Group#Event#pat") or
|
|
|
8970 * exists("#Event") or
|
|
|
8971 * exists("#Event#pat")
|
|
7
|
8972 */
|
|
|
8973 int
|
|
612
|
8974 au_exists(arg)
|
|
|
8975 char_u *arg;
|
|
7
|
8976 {
|
|
612
|
8977 char_u *arg_save;
|
|
|
8978 char_u *pattern = NULL;
|
|
7
|
8979 char_u *event_name;
|
|
|
8980 char_u *p;
|
|
661
|
8981 event_T event;
|
|
7
|
8982 AutoPat *ap;
|
|
40
|
8983 buf_T *buflocal_buf = NULL;
|
|
612
|
8984 int group;
|
|
|
8985 int retval = FALSE;
|
|
|
8986
|
|
615
|
8987 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
8988 arg_save = vim_strsave(arg);
|
|
|
8989 if (arg_save == NULL)
|
|
|
8990 return FALSE;
|
|
615
|
8991 p = vim_strchr(arg_save, '#');
|
|
612
|
8992 if (p != NULL)
|
|
|
8993 *p++ = NUL;
|
|
|
8994
|
|
|
8995 /* First, look for an autocmd group name */
|
|
|
8996 group = au_find_group(arg_save);
|
|
|
8997 if (group == AUGROUP_ERROR)
|
|
|
8998 {
|
|
|
8999 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
9000 group = AUGROUP_ALL;
|
|
|
9001 event_name = arg_save;
|
|
|
9002 }
|
|
|
9003 else
|
|
|
9004 {
|
|
|
9005 if (p == NULL)
|
|
|
9006 {
|
|
|
9007 /* "Group": group name is present and it's recognized */
|
|
|
9008 retval = TRUE;
|
|
|
9009 goto theend;
|
|
|
9010 }
|
|
|
9011
|
|
|
9012 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
9013 event_name = p;
|
|
|
9014 p = vim_strchr(event_name, '#');
|
|
|
9015 if (p != NULL)
|
|
|
9016 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
9017 }
|
|
|
9018
|
|
|
9019 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
9020
|
|
|
9021 /* find the index (enum) for the event name */
|
|
|
9022 event = event_name2nr(event_name, &p);
|
|
|
9023
|
|
|
9024 /* return FALSE if the event name is not recognized */
|
|
612
|
9025 if (event == NUM_EVENTS)
|
|
|
9026 goto theend;
|
|
7
|
9027
|
|
|
9028 /* Find the first autocommand for this event.
|
|
|
9029 * If there isn't any, return FALSE;
|
|
|
9030 * If there is one and no pattern given, return TRUE; */
|
|
|
9031 ap = first_autopat[(int)event];
|
|
|
9032 if (ap == NULL)
|
|
612
|
9033 goto theend;
|
|
7
|
9034 if (pattern == NULL)
|
|
612
|
9035 {
|
|
|
9036 retval = TRUE;
|
|
|
9037 goto theend;
|
|
|
9038 }
|
|
7
|
9039
|
|
40
|
9040 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
9041 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
9042 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
9043 buflocal_buf = curbuf;
|
|
|
9044
|
|
7
|
9045 /* Check if there is an autocommand with the given pattern. */
|
|
|
9046 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
9047 /* only use a pattern when it has not been removed and has commands. */
|
|
|
9048 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
9049 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
9050 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
9051 && (buflocal_buf == NULL
|
|
|
9052 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
9053 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
9054 {
|
|
|
9055 retval = TRUE;
|
|
|
9056 break;
|
|
|
9057 }
|
|
|
9058
|
|
|
9059 theend:
|
|
|
9060 vim_free(arg_save);
|
|
|
9061 return retval;
|
|
7
|
9062 }
|
|
40
|
9063
|
|
934
|
9064 #else /* FEAT_AUTOCMD */
|
|
|
9065
|
|
|
9066 /*
|
|
|
9067 * Prepare for executing commands for (hidden) buffer "buf".
|
|
|
9068 * This is the non-autocommand version, it simply saves "curbuf" and sets
|
|
|
9069 * "curbuf" and "curwin" to match "buf".
|
|
|
9070 */
|
|
|
9071 void
|
|
|
9072 aucmd_prepbuf(aco, buf)
|
|
|
9073 aco_save_T *aco; /* structure to save values in */
|
|
|
9074 buf_T *buf; /* new curbuf */
|
|
|
9075 {
|
|
|
9076 aco->save_buf = buf;
|
|
|
9077 curbuf = buf;
|
|
|
9078 curwin->w_buffer = buf;
|
|
|
9079 }
|
|
|
9080
|
|
|
9081 /*
|
|
|
9082 * Restore after executing commands for a (hidden) buffer.
|
|
|
9083 * This is the non-autocommand version.
|
|
|
9084 */
|
|
|
9085 void
|
|
|
9086 aucmd_restbuf(aco)
|
|
|
9087 aco_save_T *aco; /* structure holding saved values */
|
|
|
9088 {
|
|
|
9089 curbuf = aco->save_buf;
|
|
|
9090 curwin->w_buffer = curbuf;
|
|
|
9091 }
|
|
|
9092
|
|
7
|
9093 #endif /* FEAT_AUTOCMD */
|
|
|
9094
|
|
934
|
9095
|
|
7
|
9096 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9097 /*
|
|
153
|
9098 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
9099 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
9100 * vim_regcomp() often.
|
|
7
|
9101 * Used for autocommands and 'wildignore'.
|
|
|
9102 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
9103 */
|
|
|
9104 int
|
|
153
|
9105 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
9106 char_u *pattern; /* pattern to match with */
|
|
153
|
9107 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
9108 char_u *fname; /* full path of file name */
|
|
|
9109 char_u *sfname; /* short file name or NULL */
|
|
|
9110 char_u *tail; /* tail of path */
|
|
|
9111 int allow_dirs; /* allow matching with dir */
|
|
|
9112 {
|
|
|
9113 regmatch_T regmatch;
|
|
|
9114 int result = FALSE;
|
|
|
9115 #ifdef FEAT_OSFILETYPE
|
|
|
9116 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9117 char_u *type_start;
|
|
|
9118 char_u c;
|
|
|
9119 int match = FALSE;
|
|
|
9120 #endif
|
|
|
9121
|
|
|
9122 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9123 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9124 #else
|
|
|
9125 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9126 #endif
|
|
|
9127 #ifdef FEAT_OSFILETYPE
|
|
|
9128 if (*pattern == '<')
|
|
|
9129 {
|
|
|
9130 /* There is a filetype condition specified with this pattern.
|
|
|
9131 * Check the filetype matches first. If not, don't bother with the
|
|
|
9132 * pattern (set regprog to NULL).
|
|
|
9133 * Always use magic for the regexp.
|
|
|
9134 */
|
|
|
9135
|
|
|
9136 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9137 {
|
|
|
9138 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9139 {
|
|
|
9140 *pattern = NUL; /* Terminate the string */
|
|
|
9141 match = mch_check_filetype(fname, type_start);
|
|
|
9142 *pattern = c; /* Restore the terminator */
|
|
|
9143 type_start = pattern + 1;
|
|
|
9144 }
|
|
|
9145 if (c == '>')
|
|
|
9146 break;
|
|
|
9147 }
|
|
|
9148
|
|
|
9149 /* (c should never be NUL, but check anyway) */
|
|
|
9150 if (match == FALSE || c == NUL)
|
|
|
9151 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9152 else if (*pattern == NUL)
|
|
|
9153 {
|
|
|
9154 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9155 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9156 }
|
|
|
9157 else
|
|
|
9158 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9159 }
|
|
|
9160 else
|
|
|
9161 #endif
|
|
153
|
9162 {
|
|
|
9163 if (prog != NULL)
|
|
|
9164 regmatch.regprog = prog;
|
|
|
9165 else
|
|
|
9166 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9167 }
|
|
7
|
9168
|
|
|
9169 /*
|
|
|
9170 * Try for a match with the pattern with:
|
|
|
9171 * 1. the full file name, when the pattern has a '/'.
|
|
|
9172 * 2. the short file name, when the pattern has a '/'.
|
|
|
9173 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9174 */
|
|
|
9175 if (
|
|
|
9176 #ifdef FEAT_OSFILETYPE
|
|
|
9177 /* If the check is for a filetype only and we don't care
|
|
|
9178 * about the path then skip all the regexp stuff.
|
|
|
9179 */
|
|
|
9180 no_pattern ||
|
|
|
9181 #endif
|
|
|
9182 (regmatch.regprog != NULL
|
|
|
9183 && ((allow_dirs
|
|
|
9184 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9185 || (sfname != NULL
|
|
|
9186 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9187 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9188 result = TRUE;
|
|
|
9189
|
|
153
|
9190 if (prog == NULL)
|
|
|
9191 vim_free(regmatch.regprog);
|
|
7
|
9192 return result;
|
|
|
9193 }
|
|
|
9194 #endif
|
|
|
9195
|
|
|
9196 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9197 /*
|
|
|
9198 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9199 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9200 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9201 */
|
|
|
9202 int
|
|
|
9203 match_file_list(list, sfname, ffname)
|
|
|
9204 char_u *list;
|
|
|
9205 char_u *sfname;
|
|
|
9206 char_u *ffname;
|
|
|
9207 {
|
|
|
9208 char_u buf[100];
|
|
|
9209 char_u *tail;
|
|
|
9210 char_u *regpat;
|
|
|
9211 char allow_dirs;
|
|
|
9212 int match;
|
|
|
9213 char_u *p;
|
|
|
9214
|
|
|
9215 tail = gettail(sfname);
|
|
|
9216
|
|
|
9217 /* try all patterns in 'wildignore' */
|
|
|
9218 p = list;
|
|
|
9219 while (*p)
|
|
|
9220 {
|
|
|
9221 copy_option_part(&p, buf, 100, ",");
|
|
|
9222 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9223 if (regpat == NULL)
|
|
|
9224 break;
|
|
153
|
9225 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9226 tail, (int)allow_dirs);
|
|
7
|
9227 vim_free(regpat);
|
|
|
9228 if (match)
|
|
|
9229 return TRUE;
|
|
|
9230 }
|
|
|
9231 return FALSE;
|
|
|
9232 }
|
|
|
9233 #endif
|
|
|
9234
|
|
|
9235 /*
|
|
|
9236 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9237 * a regular expression, and return the result in allocated memory. If there
|
|
|
9238 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9239 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9240 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9241 *
|
|
|
9242 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9243 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9244 *
|
|
|
9245 * Returns NULL when out of memory.
|
|
|
9246 */
|
|
|
9247 /*ARGSUSED*/
|
|
|
9248 char_u *
|
|
|
9249 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9250 char_u *pat;
|
|
|
9251 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9252 char *allow_dirs; /* Result passed back out in here */
|
|
|
9253 int no_bslash; /* Don't use a backward slash as pathsep */
|
|
|
9254 {
|
|
|
9255 int size;
|
|
|
9256 char_u *endp;
|
|
|
9257 char_u *reg_pat;
|
|
|
9258 char_u *p;
|
|
|
9259 int i;
|
|
|
9260 int nested = 0;
|
|
|
9261 int add_dollar = TRUE;
|
|
|
9262 #ifdef FEAT_OSFILETYPE
|
|
|
9263 int check_length = 0;
|
|
|
9264 #endif
|
|
|
9265
|
|
|
9266 if (allow_dirs != NULL)
|
|
|
9267 *allow_dirs = FALSE;
|
|
|
9268 if (pat_end == NULL)
|
|
|
9269 pat_end = pat + STRLEN(pat);
|
|
|
9270
|
|
|
9271 #ifdef FEAT_OSFILETYPE
|
|
|
9272 /* Find out how much of the string is the filetype check */
|
|
|
9273 if (*pat == '<')
|
|
|
9274 {
|
|
|
9275 /* Count chars until the next '>' */
|
|
|
9276 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9277 ;
|
|
|
9278 if (p < pat_end)
|
|
|
9279 {
|
|
|
9280 /* Pattern is of the form <.*>.* */
|
|
|
9281 check_length = p - pat + 1;
|
|
|
9282 if (p + 1 >= pat_end)
|
|
|
9283 {
|
|
|
9284 /* The 'pattern' is a filetype check ONLY */
|
|
|
9285 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9286 if (reg_pat != NULL)
|
|
|
9287 {
|
|
|
9288 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9289 reg_pat[check_length] = NUL;
|
|
|
9290 }
|
|
|
9291 return reg_pat;
|
|
|
9292 }
|
|
|
9293 }
|
|
|
9294 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9295
|
|
|
9296 }
|
|
|
9297 pat += check_length;
|
|
|
9298 size = 2 + check_length;
|
|
|
9299 #else
|
|
|
9300 size = 2; /* '^' at start, '$' at end */
|
|
|
9301 #endif
|
|
|
9302
|
|
|
9303 for (p = pat; p < pat_end; p++)
|
|
|
9304 {
|
|
|
9305 switch (*p)
|
|
|
9306 {
|
|
|
9307 case '*':
|
|
|
9308 case '.':
|
|
|
9309 case ',':
|
|
|
9310 case '{':
|
|
|
9311 case '}':
|
|
|
9312 case '~':
|
|
|
9313 size += 2; /* extra backslash */
|
|
|
9314 break;
|
|
|
9315 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9316 case '\\':
|
|
|
9317 case '/':
|
|
|
9318 size += 4; /* could become "[\/]" */
|
|
|
9319 break;
|
|
|
9320 #endif
|
|
|
9321 default:
|
|
|
9322 size++;
|
|
|
9323 # ifdef FEAT_MBYTE
|
|
474
|
9324 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9325 {
|
|
|
9326 ++p;
|
|
|
9327 ++size;
|
|
|
9328 }
|
|
|
9329 # endif
|
|
|
9330 break;
|
|
|
9331 }
|
|
|
9332 }
|
|
|
9333 reg_pat = alloc(size + 1);
|
|
|
9334 if (reg_pat == NULL)
|
|
|
9335 return NULL;
|
|
|
9336
|
|
|
9337 #ifdef FEAT_OSFILETYPE
|
|
|
9338 /* Copy the type check in to the start. */
|
|
|
9339 if (check_length)
|
|
|
9340 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9341 i = check_length;
|
|
|
9342 #else
|
|
|
9343 i = 0;
|
|
|
9344 #endif
|
|
|
9345
|
|
|
9346 if (pat[0] == '*')
|
|
|
9347 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9348 pat++;
|
|
|
9349 else
|
|
|
9350 reg_pat[i++] = '^';
|
|
|
9351 endp = pat_end - 1;
|
|
|
9352 if (*endp == '*')
|
|
|
9353 {
|
|
|
9354 while (endp - pat > 0 && *endp == '*')
|
|
|
9355 endp--;
|
|
|
9356 add_dollar = FALSE;
|
|
|
9357 }
|
|
|
9358 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9359 {
|
|
|
9360 switch (*p)
|
|
|
9361 {
|
|
|
9362 case '*':
|
|
|
9363 reg_pat[i++] = '.';
|
|
|
9364 reg_pat[i++] = '*';
|
|
444
|
9365 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9366 ++p;
|
|
7
|
9367 break;
|
|
|
9368 case '.':
|
|
|
9369 #ifdef RISCOS
|
|
|
9370 if (allow_dirs != NULL)
|
|
|
9371 *allow_dirs = TRUE;
|
|
|
9372 /* FALLTHROUGH */
|
|
|
9373 #endif
|
|
|
9374 case '~':
|
|
|
9375 reg_pat[i++] = '\\';
|
|
|
9376 reg_pat[i++] = *p;
|
|
|
9377 break;
|
|
|
9378 case '?':
|
|
|
9379 #ifdef RISCOS
|
|
|
9380 case '#':
|
|
|
9381 #endif
|
|
|
9382 reg_pat[i++] = '.';
|
|
|
9383 break;
|
|
|
9384 case '\\':
|
|
|
9385 if (p[1] == NUL)
|
|
|
9386 break;
|
|
|
9387 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9388 if (!no_bslash)
|
|
|
9389 {
|
|
|
9390 /* translate:
|
|
|
9391 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9392 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9393 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9394 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9395 */
|
|
|
9396 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9397 && p[1] != '+')
|
|
|
9398 {
|
|
|
9399 reg_pat[i++] = '[';
|
|
|
9400 reg_pat[i++] = '\\';
|
|
|
9401 reg_pat[i++] = '/';
|
|
|
9402 reg_pat[i++] = ']';
|
|
|
9403 if (allow_dirs != NULL)
|
|
|
9404 *allow_dirs = TRUE;
|
|
|
9405 break;
|
|
|
9406 }
|
|
|
9407 }
|
|
|
9408 #endif
|
|
|
9409 if (*++p == '?'
|
|
|
9410 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9411 && no_bslash
|
|
|
9412 #endif
|
|
|
9413 )
|
|
|
9414 reg_pat[i++] = '?';
|
|
|
9415 else
|
|
|
9416 if (*p == ',')
|
|
|
9417 reg_pat[i++] = ',';
|
|
|
9418 else
|
|
|
9419 {
|
|
|
9420 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9421 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9422 && (!no_bslash || *p != '\\')
|
|
|
9423 #endif
|
|
|
9424 )
|
|
|
9425 *allow_dirs = TRUE;
|
|
|
9426 reg_pat[i++] = '\\';
|
|
|
9427 reg_pat[i++] = *p;
|
|
|
9428 }
|
|
|
9429 break;
|
|
|
9430 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9431 case '/':
|
|
|
9432 reg_pat[i++] = '[';
|
|
|
9433 reg_pat[i++] = '\\';
|
|
|
9434 reg_pat[i++] = '/';
|
|
|
9435 reg_pat[i++] = ']';
|
|
|
9436 if (allow_dirs != NULL)
|
|
|
9437 *allow_dirs = TRUE;
|
|
|
9438 break;
|
|
|
9439 #endif
|
|
|
9440 case '{':
|
|
|
9441 reg_pat[i++] = '\\';
|
|
|
9442 reg_pat[i++] = '(';
|
|
|
9443 nested++;
|
|
|
9444 break;
|
|
|
9445 case '}':
|
|
|
9446 reg_pat[i++] = '\\';
|
|
|
9447 reg_pat[i++] = ')';
|
|
|
9448 --nested;
|
|
|
9449 break;
|
|
|
9450 case ',':
|
|
|
9451 if (nested)
|
|
|
9452 {
|
|
|
9453 reg_pat[i++] = '\\';
|
|
|
9454 reg_pat[i++] = '|';
|
|
|
9455 }
|
|
|
9456 else
|
|
|
9457 reg_pat[i++] = ',';
|
|
|
9458 break;
|
|
|
9459 default:
|
|
|
9460 # ifdef FEAT_MBYTE
|
|
474
|
9461 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9462 reg_pat[i++] = *p++;
|
|
|
9463 else
|
|
|
9464 # endif
|
|
|
9465 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9466 *allow_dirs = TRUE;
|
|
|
9467 reg_pat[i++] = *p;
|
|
|
9468 break;
|
|
|
9469 }
|
|
|
9470 }
|
|
|
9471 if (add_dollar)
|
|
|
9472 reg_pat[i++] = '$';
|
|
|
9473 reg_pat[i] = NUL;
|
|
|
9474 if (nested != 0)
|
|
|
9475 {
|
|
|
9476 if (nested < 0)
|
|
|
9477 EMSG(_("E219: Missing {."));
|
|
|
9478 else
|
|
|
9479 EMSG(_("E220: Missing }."));
|
|
|
9480 vim_free(reg_pat);
|
|
|
9481 reg_pat = NULL;
|
|
|
9482 }
|
|
|
9483 return reg_pat;
|
|
|
9484 }
|
