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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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15 # include <io.h> /* for lseek(), must be before vim.h */
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16 #endif
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17
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18 #if defined __EMX__
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19 # include <io.h> /* for mktemp(), CJW 1997-12-03 */
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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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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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69 #endif
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70
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71 #if defined(FEAT_CRYPT) || defined(FEAT_MBYTE)
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72 # define HAS_BW_FLAGS
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73 # define FIO_LATIN1 0x01 /* convert Latin1 */
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74 # define FIO_UTF8 0x02 /* convert UTF-8 */
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75 # define FIO_UCS2 0x04 /* convert UCS-2 */
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76 # define FIO_UCS4 0x08 /* convert UCS-4 */
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77 # define FIO_UTF16 0x10 /* convert UTF-16 */
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78 # ifdef WIN3264
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79 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */
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80 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */
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81 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */
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82 # endif
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83 # ifdef MACOS_X
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84 # define FIO_MACROMAN 0x20 /* convert MacRoman */
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85 # endif
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86 # define FIO_ENDIAN_L 0x80 /* little endian */
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87 # define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */
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88 # define FIO_NOCONVERT 0x2000 /* skip encoding conversion */
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89 # define FIO_UCSBOM 0x4000 /* check for BOM at start of file */
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90 # define FIO_ALL -1 /* allow all formats */
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91 #endif
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92
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93 /* When converting, a read() or write() may leave some bytes to be converted
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94 * for the next call. The value is guessed... */
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95 #define CONV_RESTLEN 30
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96
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97 /* We have to guess how much a sequence of bytes may expand when converting
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98 * with iconv() to be able to allocate a buffer. */
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99 #define ICONV_MULT 8
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100
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101 /*
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102 * Structure to pass arguments from buf_write() to buf_write_bytes().
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103 */
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104 struct bw_info
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105 {
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106 int bw_fd; /* file descriptor */
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107 char_u *bw_buf; /* buffer with data to be written */
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108 int bw_len; /* lenght of data */
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109 #ifdef HAS_BW_FLAGS
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110 int bw_flags; /* FIO_ flags */
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111 #endif
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112 #ifdef FEAT_MBYTE
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113 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */
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114 int bw_restlen; /* nr of bytes in bw_rest[] */
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115 int bw_first; /* first write call */
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116 char_u *bw_conv_buf; /* buffer for writing converted chars */
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117 int bw_conv_buflen; /* size of bw_conv_buf */
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118 int bw_conv_error; /* set for conversion error */
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119 # ifdef USE_ICONV
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120 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */
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121 # endif
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122 #endif
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123 };
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124
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125 static int buf_write_bytes __ARGS((struct bw_info *ip));
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126
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127 #ifdef FEAT_MBYTE
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595
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128 static linenr_T readfile_linenr __ARGS((linenr_T linecnt, char_u *p, char_u *endp));
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7
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129 static int ucs2bytes __ARGS((unsigned c, char_u **pp, int flags));
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130 static int same_encoding __ARGS((char_u *a, char_u *b));
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131 static int get_fio_flags __ARGS((char_u *ptr));
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132 static char_u *check_for_bom __ARGS((char_u *p, long size, int *lenp, int flags));
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133 static int make_bom __ARGS((char_u *buf, char_u *name));
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134 # ifdef WIN3264
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135 static int get_win_fio_flags __ARGS((char_u *ptr));
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136 # endif
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137 # ifdef MACOS_X
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138 static int get_mac_fio_flags __ARGS((char_u *ptr));
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139 # endif
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140 #endif
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141 static int move_lines __ARGS((buf_T *frombuf, buf_T *tobuf));
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142
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595
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143
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7
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144 void
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145 filemess(buf, name, s, attr)
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146 buf_T *buf;
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147 char_u *name;
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148 char_u *s;
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149 int attr;
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150 {
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151 int msg_scroll_save;
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152
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153 if (msg_silent != 0)
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154 return;
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155 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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156 /* If it's extremely long, truncate it. */
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157 if (STRLEN(IObuff) > IOSIZE - 80)
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158 IObuff[IOSIZE - 80] = NUL;
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159 STRCAT(IObuff, s);
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160 /*
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161 * For the first message may have to start a new line.
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162 * For further ones overwrite the previous one, reset msg_scroll before
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163 * calling filemess().
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164 */
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165 msg_scroll_save = msg_scroll;
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166 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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167 msg_scroll = FALSE;
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168 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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169 check_for_delay(FALSE);
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170 msg_start();
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171 msg_scroll = msg_scroll_save;
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172 msg_scrolled_ign = TRUE;
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173 /* may truncate the message to avoid a hit-return prompt */
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174 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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175 msg_clr_eos();
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176 out_flush();
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177 msg_scrolled_ign = FALSE;
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178 }
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179
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180 /*
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181 * Read lines from file "fname" into the buffer after line "from".
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182 *
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183 * 1. We allocate blocks with lalloc, as big as possible.
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184 * 2. Each block is filled with characters from the file with a single read().
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185 * 3. The lines are inserted in the buffer with ml_append().
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186 *
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187 * (caller must check that fname != NULL, unless READ_STDIN is used)
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188 *
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189 * "lines_to_skip" is the number of lines that must be skipped
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190 * "lines_to_read" is the number of lines that are appended
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191 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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192 *
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193 * flags:
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194 * READ_NEW starting to edit a new buffer
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195 * READ_FILTER reading filter output
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196 * READ_STDIN read from stdin instead of a file
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197 * READ_BUFFER read from curbuf instead of a file (converting after reading
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198 * stdin)
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199 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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200 *
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201 * return FAIL for failure, OK otherwise
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202 */
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203 int
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204 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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205 char_u *fname;
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206 char_u *sfname;
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207 linenr_T from;
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208 linenr_T lines_to_skip;
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209 linenr_T lines_to_read;
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210 exarg_T *eap; /* can be NULL! */
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211 int flags;
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212 {
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213 int fd = 0;
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214 int newfile = (flags & READ_NEW);
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215 int check_readonly;
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216 int filtering = (flags & READ_FILTER);
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217 int read_stdin = (flags & READ_STDIN);
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218 int read_buffer = (flags & READ_BUFFER);
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219 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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220 colnr_T read_buf_col = 0; /* next char to read from this line */
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221 char_u c;
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222 linenr_T lnum = from;
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223 char_u *ptr = NULL; /* pointer into read buffer */
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224 char_u *buffer = NULL; /* read buffer */
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225 char_u *new_buffer = NULL; /* init to shut up gcc */
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226 char_u *line_start = NULL; /* init to shut up gcc */
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227 int wasempty; /* buffer was empty before reading */
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228 colnr_T len;
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229 long size = 0;
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230 char_u *p;
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231 long filesize = 0;
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232 int skip_read = FALSE;
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233 #ifdef FEAT_CRYPT
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234 char_u *cryptkey = NULL;
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235 #endif
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236 int split = 0; /* number of split lines */
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237 #define UNKNOWN 0x0fffffff /* file size is unknown */
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238 linenr_T linecnt;
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239 int error = FALSE; /* errors encountered */
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240 int ff_error = EOL_UNKNOWN; /* file format with errors */
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241 long linerest = 0; /* remaining chars in line */
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242 #ifdef UNIX
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243 int perm = 0;
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244 int swap_mode = -1; /* protection bits for swap file */
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245 #else
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246 int perm;
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247 #endif
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248 int fileformat = 0; /* end-of-line format */
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249 int keep_fileformat = FALSE;
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250 struct stat st;
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251 int file_readonly;
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252 linenr_T skip_count = 0;
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253 linenr_T read_count = 0;
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254 int msg_save = msg_scroll;
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255 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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256 * last read was missing the eol */
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257 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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258 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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259 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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260 int file_rewind = FALSE;
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261 #ifdef FEAT_MBYTE
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262 int can_retry;
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595
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263 linenr_T conv_error = 0; /* line nr with conversion error */
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264 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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265 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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266 in destination encoding */
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595
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267 int bad_char_behavior = BAD_REPLACE;
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268 /* BAD_KEEP, BAD_DROP or character to
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269 * replace with */
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7
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270 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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271 int fio_flags = 0;
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272 char_u *fenc; /* fileencoding to use */
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273 int fenc_alloced; /* fenc_next is in allocated memory */
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274 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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275 int advance_fenc = FALSE;
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276 long real_size = 0;
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277 # ifdef USE_ICONV
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278 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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279 # ifdef FEAT_EVAL
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280 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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281 'charconvert' next */
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282 # endif
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283 # endif
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284 int converted = FALSE; /* TRUE if conversion done */
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285 int notconverted = FALSE; /* TRUE if conversion wanted but it
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286 wasn't possible */
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287 char_u conv_rest[CONV_RESTLEN];
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288 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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289 #endif
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290
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291 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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292
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293 /*
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294 * If there is no file name yet, use the one for the read file.
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295 * BF_NOTEDITED is set to reflect this.
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296 * Don't do this for a read from a filter.
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297 * Only do this when 'cpoptions' contains the 'f' flag.
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298 */
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299 if (curbuf->b_ffname == NULL
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300 && !filtering
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301 && fname != NULL
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302 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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303 && !(flags & READ_DUMMY))
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304 {
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633
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305 if (set_rw_fname(fname, sfname) == FAIL)
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306 return FAIL;
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7
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307 }
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308
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167
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309 /* After reading a file the cursor line changes but we don't want to
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310 * display the line. */
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311 ex_no_reprint = TRUE;
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312
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7
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313 /*
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314 * For Unix: Use the short file name whenever possible.
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315 * Avoids problems with networks and when directory names are changed.
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316 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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317 * another directory, which we don't detect.
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318 */
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319 if (sfname == NULL)
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320 sfname = fname;
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321 #if defined(UNIX) || defined(__EMX__)
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322 fname = sfname;
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323 #endif
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324
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325 #ifdef FEAT_AUTOCMD
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326 /*
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327 * The BufReadCmd and FileReadCmd events intercept the reading process by
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328 * executing the associated commands instead.
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329 */
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330 if (!filtering && !read_stdin && !read_buffer)
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331 {
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332 pos_T pos;
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333
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334 pos = curbuf->b_op_start;
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335
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336 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
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337 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
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338 curbuf->b_op_start.col = 0;
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339
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340 if (newfile)
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341 {
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342 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
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343 FALSE, curbuf, eap))
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344 #ifdef FEAT_EVAL
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345 return aborting() ? FAIL : OK;
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346 #else
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347 return OK;
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348 #endif
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349 }
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350 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
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351 FALSE, NULL, eap))
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352 #ifdef FEAT_EVAL
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353 return aborting() ? FAIL : OK;
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354 #else
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355 return OK;
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356 #endif
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357
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358 curbuf->b_op_start = pos;
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359 }
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360 #endif
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361
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362 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
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363 msg_scroll = FALSE; /* overwrite previous file message */
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364 else
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365 msg_scroll = TRUE; /* don't overwrite previous file message */
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366
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367 /*
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368 * If the name ends in a path separator, we can't open it. Check here,
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369 * because reading the file may actually work, but then creating the swap
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370 * file may destroy it! Reported on MS-DOS and Win 95.
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371 * If the name is too long we might crash further on, quit here.
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372 */
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23
|
373 if (fname != NULL && *fname != NUL)
|
|
|
374 {
|
|
39
|
375 p = fname + STRLEN(fname);
|
|
|
376 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
377 {
|
|
|
378 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
379 msg_end();
|
|
|
380 msg_scroll = msg_save;
|
|
|
381 return FAIL;
|
|
|
382 }
|
|
7
|
383 }
|
|
|
384
|
|
|
385 #ifdef UNIX
|
|
|
386 /*
|
|
|
387 * On Unix it is possible to read a directory, so we have to
|
|
|
388 * check for it before the mch_open().
|
|
|
389 */
|
|
|
390 if (!read_stdin && !read_buffer)
|
|
|
391 {
|
|
|
392 perm = mch_getperm(fname);
|
|
|
393 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
394 # ifdef S_ISFIFO
|
|
|
395 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
396 # endif
|
|
|
397 # ifdef S_ISSOCK
|
|
|
398 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
399 # endif
|
|
|
400 )
|
|
|
401 {
|
|
|
402 if (S_ISDIR(perm))
|
|
|
403 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
404 else
|
|
|
405 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
406 msg_end();
|
|
|
407 msg_scroll = msg_save;
|
|
|
408 return FAIL;
|
|
|
409 }
|
|
|
410 }
|
|
|
411 #endif
|
|
|
412
|
|
|
413 /* set default 'fileformat' */
|
|
|
414 if (newfile)
|
|
|
415 {
|
|
|
416 if (eap != NULL && eap->force_ff != 0)
|
|
|
417 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
418 else if (*p_ffs != NUL)
|
|
|
419 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
420 }
|
|
|
421
|
|
|
422 /* set or reset 'binary' */
|
|
|
423 if (eap != NULL && eap->force_bin != 0)
|
|
|
424 {
|
|
|
425 int oldval = curbuf->b_p_bin;
|
|
|
426
|
|
|
427 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
428 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
429 }
|
|
|
430
|
|
|
431 /*
|
|
|
432 * When opening a new file we take the readonly flag from the file.
|
|
|
433 * Default is r/w, can be set to r/o below.
|
|
|
434 * Don't reset it when in readonly mode
|
|
|
435 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
436 */
|
|
|
437 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
438 if (check_readonly && !readonlymode)
|
|
7
|
439 curbuf->b_p_ro = FALSE;
|
|
|
440
|
|
|
441 if (newfile && !read_stdin && !read_buffer)
|
|
|
442 {
|
|
|
443 /* Remember time of file.
|
|
|
444 * For RISCOS, also remember the filetype.
|
|
|
445 */
|
|
|
446 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
447 {
|
|
|
448 buf_store_time(curbuf, &st, fname);
|
|
|
449 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
450
|
|
|
451 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
452 /* Read the filetype into the buffer local filetype option. */
|
|
|
453 mch_read_filetype(fname);
|
|
|
454 #endif
|
|
|
455 #ifdef UNIX
|
|
|
456 /*
|
|
|
457 * Use the protection bits of the original file for the swap file.
|
|
|
458 * This makes it possible for others to read the name of the
|
|
|
459 * edited file from the swapfile, but only if they can read the
|
|
|
460 * edited file.
|
|
|
461 * Remove the "write" and "execute" bits for group and others
|
|
|
462 * (they must not write the swapfile).
|
|
|
463 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
464 * not be able to write to the file ourselves.
|
|
|
465 * Setting the bits is done below, after creating the swap file.
|
|
|
466 */
|
|
|
467 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
468 #endif
|
|
|
469 #ifdef FEAT_CW_EDITOR
|
|
|
470 /* Get the FSSpec on MacOS
|
|
|
471 * TODO: Update it properly when the buffer name changes
|
|
|
472 */
|
|
|
473 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
474 #endif
|
|
|
475 #ifdef VMS
|
|
|
476 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
477 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
478 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
479 #endif
|
|
|
480 }
|
|
|
481 else
|
|
|
482 {
|
|
|
483 curbuf->b_mtime = 0;
|
|
|
484 curbuf->b_mtime_read = 0;
|
|
|
485 curbuf->b_orig_size = 0;
|
|
|
486 curbuf->b_orig_mode = 0;
|
|
|
487 }
|
|
|
488
|
|
|
489 /* Reset the "new file" flag. It will be set again below when the
|
|
|
490 * file doesn't exist. */
|
|
|
491 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
492 }
|
|
|
493
|
|
|
494 /*
|
|
|
495 * for UNIX: check readonly with perm and mch_access()
|
|
|
496 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
497 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
498 */
|
|
|
499 file_readonly = FALSE;
|
|
|
500 if (read_stdin)
|
|
|
501 {
|
|
|
502 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
503 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
504 setmode(0, O_BINARY);
|
|
|
505 #endif
|
|
|
506 }
|
|
|
507 else if (!read_buffer)
|
|
|
508 {
|
|
|
509 #ifdef USE_MCH_ACCESS
|
|
|
510 if (
|
|
|
511 # ifdef UNIX
|
|
|
512 !(perm & 0222) ||
|
|
|
513 # endif
|
|
|
514 mch_access((char *)fname, W_OK))
|
|
|
515 file_readonly = TRUE;
|
|
|
516 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
517 #else
|
|
|
518 if (!newfile
|
|
|
519 || readonlymode
|
|
|
520 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
521 {
|
|
|
522 file_readonly = TRUE;
|
|
|
523 /* try to open ro */
|
|
|
524 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
525 }
|
|
|
526 #endif
|
|
|
527 }
|
|
|
528
|
|
|
529 if (fd < 0) /* cannot open at all */
|
|
|
530 {
|
|
|
531 #ifndef UNIX
|
|
|
532 int isdir_f;
|
|
|
533 #endif
|
|
|
534 msg_scroll = msg_save;
|
|
|
535 #ifndef UNIX
|
|
|
536 /*
|
|
|
537 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
538 */
|
|
|
539 isdir_f = (mch_isdir(fname));
|
|
|
540 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
541 if (isdir_f)
|
|
|
542 {
|
|
|
543 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
544 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
545 }
|
|
|
546 else
|
|
|
547 #endif
|
|
|
548 if (newfile)
|
|
|
549 {
|
|
|
550 if (perm < 0)
|
|
|
551 {
|
|
|
552 /*
|
|
|
553 * Set the 'new-file' flag, so that when the file has
|
|
|
554 * been created by someone else, a ":w" will complain.
|
|
|
555 */
|
|
|
556 curbuf->b_flags |= BF_NEW;
|
|
|
557
|
|
|
558 /* Create a swap file now, so that other Vims are warned
|
|
|
559 * that we are editing this file. Don't do this for a
|
|
|
560 * "nofile" or "nowrite" buffer type. */
|
|
|
561 #ifdef FEAT_QUICKFIX
|
|
|
562 if (!bt_dontwrite(curbuf))
|
|
|
563 #endif
|
|
|
564 check_need_swap(newfile);
|
|
592
|
565 if (dir_of_file_exists(fname))
|
|
|
566 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
567 else
|
|
|
568 filemess(curbuf, sfname,
|
|
|
569 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
570 #ifdef FEAT_VIMINFO
|
|
|
571 /* Even though this is a new file, it might have been
|
|
|
572 * edited before and deleted. Get the old marks. */
|
|
|
573 check_marks_read();
|
|
|
574 #endif
|
|
|
575 #ifdef FEAT_MBYTE
|
|
|
576 if (eap != NULL && eap->force_enc != 0)
|
|
|
577 {
|
|
|
578 /* set forced 'fileencoding' */
|
|
|
579 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
580 if (fenc != NULL)
|
|
|
581 set_string_option_direct((char_u *)"fenc", -1,
|
|
|
582 fenc, OPT_FREE|OPT_LOCAL);
|
|
|
583 vim_free(fenc);
|
|
|
584 }
|
|
|
585 #endif
|
|
|
586 #ifdef FEAT_AUTOCMD
|
|
|
587 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
588 FALSE, curbuf, eap);
|
|
|
589 #endif
|
|
|
590 /* remember the current fileformat */
|
|
|
591 save_file_ff(curbuf);
|
|
|
592
|
|
|
593 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
594 if (aborting()) /* autocmds may abort script processing */
|
|
|
595 return FAIL;
|
|
|
596 #endif
|
|
|
597 return OK; /* a new file is not an error */
|
|
|
598 }
|
|
|
599 else
|
|
|
600 {
|
|
550
|
601 filemess(curbuf, sfname, (char_u *)(
|
|
|
602 # ifdef EFBIG
|
|
|
603 (errno == EFBIG) ? _("[File too big]") :
|
|
|
604 # endif
|
|
|
605 _("[Permission Denied]")), 0);
|
|
7
|
606 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
607 }
|
|
|
608 }
|
|
|
609
|
|
|
610 return FAIL;
|
|
|
611 }
|
|
|
612
|
|
|
613 /*
|
|
|
614 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
615 * loaded. Help files always get readonly mode
|
|
|
616 */
|
|
|
617 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
618 curbuf->b_p_ro = TRUE;
|
|
|
619
|
|
|
620 if (newfile)
|
|
|
621 {
|
|
|
622 curbuf->b_p_eol = TRUE;
|
|
|
623 curbuf->b_start_eol = TRUE;
|
|
|
624 #ifdef FEAT_MBYTE
|
|
|
625 curbuf->b_p_bomb = FALSE;
|
|
|
626 #endif
|
|
|
627 }
|
|
|
628
|
|
|
629 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
630 * editing this file.
|
|
|
631 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
632 #ifdef FEAT_QUICKFIX
|
|
|
633 if (!bt_dontwrite(curbuf))
|
|
|
634 #endif
|
|
|
635 {
|
|
|
636 check_need_swap(newfile);
|
|
|
637 #ifdef UNIX
|
|
|
638 /* Set swap file protection bits after creating it. */
|
|
|
639 if (swap_mode > 0 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
640 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
641 #endif
|
|
|
642 }
|
|
|
643
|
|
578
|
644 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
645 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
646 if (swap_exists_action == SEA_QUIT)
|
|
|
647 {
|
|
|
648 if (!read_buffer && !read_stdin)
|
|
|
649 close(fd);
|
|
|
650 return FAIL;
|
|
|
651 }
|
|
|
652 #endif
|
|
|
653
|
|
|
654 ++no_wait_return; /* don't wait for return yet */
|
|
|
655
|
|
|
656 /*
|
|
|
657 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
658 */
|
|
|
659 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
660 curbuf->b_op_start.col = 0;
|
|
|
661
|
|
|
662 #ifdef FEAT_AUTOCMD
|
|
|
663 if (!read_buffer)
|
|
|
664 {
|
|
|
665 int m = msg_scroll;
|
|
|
666 int n = msg_scrolled;
|
|
|
667 buf_T *old_curbuf = curbuf;
|
|
|
668
|
|
|
669 /*
|
|
|
670 * The file must be closed again, the autocommands may want to change
|
|
|
671 * the file before reading it.
|
|
|
672 */
|
|
|
673 if (!read_stdin)
|
|
|
674 close(fd); /* ignore errors */
|
|
|
675
|
|
|
676 /*
|
|
|
677 * The output from the autocommands should not overwrite anything and
|
|
|
678 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
679 * output was done.
|
|
|
680 */
|
|
|
681 msg_scroll = TRUE;
|
|
|
682 if (filtering)
|
|
|
683 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
684 FALSE, curbuf, eap);
|
|
|
685 else if (read_stdin)
|
|
|
686 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
687 FALSE, curbuf, eap);
|
|
|
688 else if (newfile)
|
|
|
689 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
690 FALSE, curbuf, eap);
|
|
|
691 else
|
|
|
692 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
693 FALSE, NULL, eap);
|
|
|
694 if (msg_scrolled == n)
|
|
|
695 msg_scroll = m;
|
|
|
696
|
|
|
697 #ifdef FEAT_EVAL
|
|
|
698 if (aborting()) /* autocmds may abort script processing */
|
|
|
699 {
|
|
|
700 --no_wait_return;
|
|
|
701 msg_scroll = msg_save;
|
|
|
702 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
703 return FAIL;
|
|
|
704 }
|
|
|
705 #endif
|
|
|
706 /*
|
|
|
707 * Don't allow the autocommands to change the current buffer.
|
|
|
708 * Try to re-open the file.
|
|
|
709 */
|
|
|
710 if (!read_stdin && (curbuf != old_curbuf
|
|
|
711 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
712 {
|
|
|
713 --no_wait_return;
|
|
|
714 msg_scroll = msg_save;
|
|
|
715 if (fd < 0)
|
|
|
716 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
717 else
|
|
|
718 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
719 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
720 return FAIL;
|
|
|
721 }
|
|
|
722 }
|
|
|
723 #endif /* FEAT_AUTOCMD */
|
|
|
724
|
|
|
725 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
726 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
727
|
|
|
728 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
729 {
|
|
|
730 /*
|
|
|
731 * Show the user that we are busy reading the input. Sometimes this
|
|
|
732 * may take a while. When reading from stdin another program may
|
|
|
733 * still be running, don't move the cursor to the last line, unless
|
|
|
734 * always using the GUI.
|
|
|
735 */
|
|
|
736 if (read_stdin)
|
|
|
737 {
|
|
|
738 #ifndef ALWAYS_USE_GUI
|
|
|
739 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
740 #endif
|
|
|
741 #ifdef FEAT_GUI
|
|
|
742 /* Also write a message in the GUI window, if there is one. */
|
|
|
743 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
744 {
|
|
|
745 p = (char_u *)_("Reading from stdin...");
|
|
|
746 gui_write(p, (int)STRLEN(p));
|
|
|
747 }
|
|
|
748 #endif
|
|
|
749 }
|
|
|
750 else if (!read_buffer)
|
|
|
751 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
752 }
|
|
|
753
|
|
|
754 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
755
|
|
|
756 /*
|
|
|
757 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
758 * fileformat, and after the autocommands, which may change them.
|
|
|
759 */
|
|
|
760 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
761
|
|
|
762 #ifdef FEAT_MBYTE
|
|
595
|
763 /* "++bad=" argument. */
|
|
|
764 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
765 {
|
|
595
|
766 bad_char_behavior = eap->bad_char;
|
|
612
|
767 if (newfile)
|
|
|
768 curbuf->b_bad_char = eap->bad_char;
|
|
|
769 }
|
|
|
770 else
|
|
|
771 curbuf->b_bad_char = 0;
|
|
595
|
772
|
|
7
|
773 /*
|
|
595
|
774 * Decide which 'encoding' to use or use first.
|
|
7
|
775 */
|
|
|
776 if (eap != NULL && eap->force_enc != 0)
|
|
|
777 {
|
|
|
778 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
779 fenc_alloced = TRUE;
|
|
595
|
780 keep_dest_enc = TRUE;
|
|
7
|
781 }
|
|
|
782 else if (curbuf->b_p_bin)
|
|
|
783 {
|
|
|
784 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
785 fenc_alloced = FALSE;
|
|
|
786 }
|
|
|
787 else if (curbuf->b_help)
|
|
|
788 {
|
|
|
789 char_u firstline[80];
|
|
301
|
790 int fc;
|
|
7
|
791
|
|
|
792 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
793 * fails it must be latin1.
|
|
|
794 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
795 * this when needed to avoid [converted] remarks all the time.
|
|
|
796 * It is needed when the first line contains non-ASCII characters.
|
|
|
797 * That is only in *.??x files. */
|
|
|
798 fenc = (char_u *)"latin1";
|
|
|
799 c = enc_utf8;
|
|
301
|
800 if (!c && !read_stdin)
|
|
|
801 {
|
|
|
802 fc = fname[STRLEN(fname) - 1];
|
|
|
803 if (TOLOWER_ASC(fc) == 'x')
|
|
|
804 {
|
|
|
805 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
806 * the start of the file. If the read() fails "len" is -1. */
|
|
|
807 len = vim_read(fd, firstline, 80);
|
|
|
808 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
809 for (p = firstline; p < firstline + len; ++p)
|
|
|
810 if (*p >= 0x80)
|
|
|
811 {
|
|
|
812 c = TRUE;
|
|
|
813 break;
|
|
|
814 }
|
|
|
815 }
|
|
7
|
816 }
|
|
|
817
|
|
|
818 if (c)
|
|
|
819 {
|
|
|
820 fenc_next = fenc;
|
|
|
821 fenc = (char_u *)"utf-8";
|
|
|
822
|
|
|
823 /* When the file is utf-8 but a character doesn't fit in
|
|
|
824 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
825 * doesn't make sense. */
|
|
|
826 keep_dest_enc = TRUE;
|
|
|
827 }
|
|
|
828 fenc_alloced = FALSE;
|
|
|
829 }
|
|
|
830 else if (*p_fencs == NUL)
|
|
|
831 {
|
|
|
832 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
833 fenc_alloced = FALSE;
|
|
|
834 }
|
|
|
835 else
|
|
|
836 {
|
|
|
837 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
838 fenc = next_fenc(&fenc_next);
|
|
|
839 fenc_alloced = TRUE;
|
|
|
840 }
|
|
|
841 #endif
|
|
|
842
|
|
|
843 /*
|
|
|
844 * Jump back here to retry reading the file in different ways.
|
|
|
845 * Reasons to retry:
|
|
|
846 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
847 * - BOM detected and fenc was set, need to setup conversion
|
|
|
848 * - "fileformat" check failed: try another
|
|
|
849 *
|
|
|
850 * Variables set for special retry actions:
|
|
|
851 * "file_rewind" Rewind the file to start reading it again.
|
|
|
852 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
853 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
854 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
855 * "keep_fileformat" Don't reset "fileformat".
|
|
|
856 *
|
|
|
857 * Other status indicators:
|
|
|
858 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
859 * Output file has to be deleted afterwards.
|
|
|
860 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
861 */
|
|
|
862 retry:
|
|
|
863
|
|
|
864 if (file_rewind)
|
|
|
865 {
|
|
|
866 if (read_buffer)
|
|
|
867 {
|
|
|
868 read_buf_lnum = 1;
|
|
|
869 read_buf_col = 0;
|
|
|
870 }
|
|
|
871 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
872 {
|
|
|
873 /* Can't rewind the file, give up. */
|
|
|
874 error = TRUE;
|
|
|
875 goto failed;
|
|
|
876 }
|
|
|
877 /* Delete the previously read lines. */
|
|
|
878 while (lnum > from)
|
|
|
879 ml_delete(lnum--, FALSE);
|
|
|
880 file_rewind = FALSE;
|
|
|
881 #ifdef FEAT_MBYTE
|
|
|
882 if (newfile)
|
|
|
883 curbuf->b_p_bomb = FALSE;
|
|
595
|
884 conv_error = 0;
|
|
7
|
885 #endif
|
|
|
886 }
|
|
|
887
|
|
|
888 /*
|
|
|
889 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
890 * will be reset.
|
|
|
891 */
|
|
|
892 if (keep_fileformat)
|
|
|
893 keep_fileformat = FALSE;
|
|
|
894 else
|
|
|
895 {
|
|
|
896 if (eap != NULL && eap->force_ff != 0)
|
|
|
897 fileformat = get_fileformat_force(curbuf, eap);
|
|
|
898 else if (curbuf->b_p_bin)
|
|
|
899 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
900 else if (*p_ffs == NUL)
|
|
|
901 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
902 else
|
|
|
903 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
904 }
|
|
|
905
|
|
|
906 #ifdef FEAT_MBYTE
|
|
|
907 # ifdef USE_ICONV
|
|
|
908 if (iconv_fd != (iconv_t)-1)
|
|
|
909 {
|
|
|
910 /* aborted conversion with iconv(), close the descriptor */
|
|
|
911 iconv_close(iconv_fd);
|
|
|
912 iconv_fd = (iconv_t)-1;
|
|
|
913 }
|
|
|
914 # endif
|
|
|
915
|
|
|
916 if (advance_fenc)
|
|
|
917 {
|
|
|
918 /*
|
|
|
919 * Try the next entry in 'fileencodings'.
|
|
|
920 */
|
|
|
921 advance_fenc = FALSE;
|
|
|
922
|
|
|
923 if (eap != NULL && eap->force_enc != 0)
|
|
|
924 {
|
|
|
925 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
926 * without conversion. */
|
|
|
927 notconverted = TRUE;
|
|
595
|
928 conv_error = 0;
|
|
7
|
929 if (fenc_alloced)
|
|
|
930 vim_free(fenc);
|
|
|
931 fenc = (char_u *)"";
|
|
|
932 fenc_alloced = FALSE;
|
|
|
933 }
|
|
|
934 else
|
|
|
935 {
|
|
|
936 if (fenc_alloced)
|
|
|
937 vim_free(fenc);
|
|
|
938 if (fenc_next != NULL)
|
|
|
939 {
|
|
|
940 fenc = next_fenc(&fenc_next);
|
|
|
941 fenc_alloced = (fenc_next != NULL);
|
|
|
942 }
|
|
|
943 else
|
|
|
944 {
|
|
|
945 fenc = (char_u *)"";
|
|
|
946 fenc_alloced = FALSE;
|
|
|
947 }
|
|
|
948 }
|
|
|
949 if (tmpname != NULL)
|
|
|
950 {
|
|
|
951 mch_remove(tmpname); /* delete converted file */
|
|
|
952 vim_free(tmpname);
|
|
|
953 tmpname = NULL;
|
|
|
954 }
|
|
|
955 }
|
|
|
956
|
|
|
957 /*
|
|
|
958 * Conversion is required when the encoding of the file is different
|
|
|
959 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
960 * conversion to UTF-8).
|
|
|
961 */
|
|
|
962 fio_flags = 0;
|
|
|
963 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
964 if (converted || enc_unicode != 0)
|
|
|
965 {
|
|
|
966
|
|
|
967 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
968 * for a BOM. */
|
|
|
969 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
970 fio_flags = FIO_UCSBOM;
|
|
|
971
|
|
|
972 /*
|
|
|
973 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
974 * done. This is handled below after read(). Prepare the
|
|
|
975 * fio_flags to avoid having to parse the string each time.
|
|
|
976 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
977 * appears not to handle this correctly. This works just like
|
|
|
978 * conversion to UTF-8 except how the resulting character is put in
|
|
|
979 * the buffer.
|
|
|
980 */
|
|
|
981 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
982 fio_flags = get_fio_flags(fenc);
|
|
|
983
|
|
|
984 # ifdef WIN3264
|
|
|
985 /*
|
|
|
986 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
987 * is handled with MultiByteToWideChar().
|
|
|
988 */
|
|
|
989 if (fio_flags == 0)
|
|
|
990 fio_flags = get_win_fio_flags(fenc);
|
|
|
991 # endif
|
|
|
992
|
|
|
993 # ifdef MACOS_X
|
|
|
994 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
995 if (fio_flags == 0)
|
|
|
996 fio_flags = get_mac_fio_flags(fenc);
|
|
|
997 # endif
|
|
|
998
|
|
|
999 # ifdef USE_ICONV
|
|
|
1000 /*
|
|
|
1001 * Try using iconv() if we can't convert internally.
|
|
|
1002 */
|
|
|
1003 if (fio_flags == 0
|
|
|
1004 # ifdef FEAT_EVAL
|
|
|
1005 && !did_iconv
|
|
|
1006 # endif
|
|
|
1007 )
|
|
|
1008 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1009 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1010 # endif
|
|
|
1011
|
|
|
1012 # ifdef FEAT_EVAL
|
|
|
1013 /*
|
|
|
1014 * Use the 'charconvert' expression when conversion is required
|
|
|
1015 * and we can't do it internally or with iconv().
|
|
|
1016 */
|
|
|
1017 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1018 # ifdef USE_ICONV
|
|
|
1019 && iconv_fd == (iconv_t)-1
|
|
|
1020 # endif
|
|
|
1021 )
|
|
|
1022 {
|
|
|
1023 # ifdef USE_ICONV
|
|
|
1024 did_iconv = FALSE;
|
|
|
1025 # endif
|
|
|
1026 /* Skip conversion when it's already done (retry for wrong
|
|
|
1027 * "fileformat"). */
|
|
|
1028 if (tmpname == NULL)
|
|
|
1029 {
|
|
|
1030 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1031 if (tmpname == NULL)
|
|
|
1032 {
|
|
|
1033 /* Conversion failed. Try another one. */
|
|
|
1034 advance_fenc = TRUE;
|
|
|
1035 if (fd < 0)
|
|
|
1036 {
|
|
|
1037 /* Re-opening the original file failed! */
|
|
|
1038 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1039 error = TRUE;
|
|
|
1040 goto failed;
|
|
|
1041 }
|
|
|
1042 goto retry;
|
|
|
1043 }
|
|
|
1044 }
|
|
|
1045 }
|
|
|
1046 else
|
|
|
1047 # endif
|
|
|
1048 {
|
|
|
1049 if (fio_flags == 0
|
|
|
1050 # ifdef USE_ICONV
|
|
|
1051 && iconv_fd == (iconv_t)-1
|
|
|
1052 # endif
|
|
|
1053 )
|
|
|
1054 {
|
|
|
1055 /* Conversion wanted but we can't.
|
|
|
1056 * Try the next conversion in 'fileencodings' */
|
|
|
1057 advance_fenc = TRUE;
|
|
|
1058 goto retry;
|
|
|
1059 }
|
|
|
1060 }
|
|
|
1061 }
|
|
|
1062
|
|
595
|
1063 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1064 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1065 * stdin or fixed at a specific encoding. */
|
|
|
1066 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1067 #endif
|
|
|
1068
|
|
|
1069 if (!skip_read)
|
|
|
1070 {
|
|
|
1071 linerest = 0;
|
|
|
1072 filesize = 0;
|
|
|
1073 skip_count = lines_to_skip;
|
|
|
1074 read_count = lines_to_read;
|
|
|
1075 #ifdef FEAT_MBYTE
|
|
|
1076 conv_restlen = 0;
|
|
|
1077 #endif
|
|
|
1078 }
|
|
|
1079
|
|
|
1080 while (!error && !got_int)
|
|
|
1081 {
|
|
|
1082 /*
|
|
|
1083 * We allocate as much space for the file as we can get, plus
|
|
|
1084 * space for the old line plus room for one terminating NUL.
|
|
|
1085 * The amount is limited by the fact that read() only can read
|
|
|
1086 * upto max_unsigned characters (and other things).
|
|
|
1087 */
|
|
|
1088 #if SIZEOF_INT <= 2
|
|
|
1089 if (linerest >= 0x7ff0)
|
|
|
1090 {
|
|
|
1091 ++split;
|
|
|
1092 *ptr = NL; /* split line by inserting a NL */
|
|
|
1093 size = 1;
|
|
|
1094 }
|
|
|
1095 else
|
|
|
1096 #endif
|
|
|
1097 {
|
|
|
1098 if (!skip_read)
|
|
|
1099 {
|
|
|
1100 #if SIZEOF_INT > 2
|
|
|
1101 # ifdef __TANDEM
|
|
|
1102 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1103 # else
|
|
|
1104 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1105 # endif
|
|
|
1106 #else
|
|
|
1107 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1108 #endif
|
|
|
1109
|
|
|
1110 for ( ; size >= 10; size = (long_u)size >> 1)
|
|
|
1111 {
|
|
|
1112 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1113 FALSE)) != NULL)
|
|
|
1114 break;
|
|
|
1115 }
|
|
|
1116 if (new_buffer == NULL)
|
|
|
1117 {
|
|
|
1118 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1119 error = TRUE;
|
|
|
1120 break;
|
|
|
1121 }
|
|
|
1122 if (linerest) /* copy characters from the previous buffer */
|
|
|
1123 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1124 vim_free(buffer);
|
|
|
1125 buffer = new_buffer;
|
|
|
1126 ptr = buffer + linerest;
|
|
|
1127 line_start = buffer;
|
|
|
1128
|
|
|
1129 #ifdef FEAT_MBYTE
|
|
|
1130 /* May need room to translate into.
|
|
|
1131 * For iconv() we don't really know the required space, use a
|
|
|
1132 * factor ICONV_MULT.
|
|
|
1133 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1134 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1135 * become up to 4 bytes, size must be multiple of 2
|
|
|
1136 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1137 * multiple of 2
|
|
|
1138 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1139 * multiple of 4 */
|
|
|
1140 real_size = size;
|
|
|
1141 # ifdef USE_ICONV
|
|
|
1142 if (iconv_fd != (iconv_t)-1)
|
|
|
1143 size = size / ICONV_MULT;
|
|
|
1144 else
|
|
|
1145 # endif
|
|
|
1146 if (fio_flags & FIO_LATIN1)
|
|
|
1147 size = size / 2;
|
|
|
1148 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1149 size = (size * 2 / 3) & ~1;
|
|
|
1150 else if (fio_flags & FIO_UCS4)
|
|
|
1151 size = (size * 2 / 3) & ~3;
|
|
|
1152 else if (fio_flags == FIO_UCSBOM)
|
|
|
1153 size = size / ICONV_MULT; /* worst case */
|
|
|
1154 # ifdef WIN3264
|
|
|
1155 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1156 size = size / ICONV_MULT; /* also worst case */
|
|
|
1157 # endif
|
|
|
1158 # ifdef MACOS_X
|
|
|
1159 else if (fio_flags & FIO_MACROMAN)
|
|
|
1160 size = size / ICONV_MULT; /* also worst case */
|
|
|
1161 # endif
|
|
|
1162 #endif
|
|
|
1163
|
|
|
1164 #ifdef FEAT_MBYTE
|
|
|
1165 if (conv_restlen > 0)
|
|
|
1166 {
|
|
|
1167 /* Insert unconverted bytes from previous line. */
|
|
|
1168 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1169 ptr += conv_restlen;
|
|
|
1170 size -= conv_restlen;
|
|
|
1171 }
|
|
|
1172 #endif
|
|
|
1173
|
|
|
1174 if (read_buffer)
|
|
|
1175 {
|
|
|
1176 /*
|
|
|
1177 * Read bytes from curbuf. Used for converting text read
|
|
|
1178 * from stdin.
|
|
|
1179 */
|
|
|
1180 if (read_buf_lnum > from)
|
|
|
1181 size = 0;
|
|
|
1182 else
|
|
|
1183 {
|
|
|
1184 int n, ni;
|
|
|
1185 long tlen;
|
|
|
1186
|
|
|
1187 tlen = 0;
|
|
|
1188 for (;;)
|
|
|
1189 {
|
|
|
1190 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1191 n = (int)STRLEN(p);
|
|
|
1192 if ((int)tlen + n + 1 > size)
|
|
|
1193 {
|
|
|
1194 /* Filled up to "size", append partial line.
|
|
|
1195 * Change NL to NUL to reverse the effect done
|
|
|
1196 * below. */
|
|
|
1197 n = size - tlen;
|
|
|
1198 for (ni = 0; ni < n; ++ni)
|
|
|
1199 {
|
|
|
1200 if (p[ni] == NL)
|
|
|
1201 ptr[tlen++] = NUL;
|
|
|
1202 else
|
|
|
1203 ptr[tlen++] = p[ni];
|
|
|
1204 }
|
|
|
1205 read_buf_col += n;
|
|
|
1206 break;
|
|
|
1207 }
|
|
|
1208 else
|
|
|
1209 {
|
|
|
1210 /* Append whole line and new-line. Change NL
|
|
|
1211 * to NUL to reverse the effect done below. */
|
|
|
1212 for (ni = 0; ni < n; ++ni)
|
|
|
1213 {
|
|
|
1214 if (p[ni] == NL)
|
|
|
1215 ptr[tlen++] = NUL;
|
|
|
1216 else
|
|
|
1217 ptr[tlen++] = p[ni];
|
|
|
1218 }
|
|
|
1219 ptr[tlen++] = NL;
|
|
|
1220 read_buf_col = 0;
|
|
|
1221 if (++read_buf_lnum > from)
|
|
|
1222 {
|
|
|
1223 /* When the last line didn't have an
|
|
|
1224 * end-of-line don't add it now either. */
|
|
|
1225 if (!curbuf->b_p_eol)
|
|
|
1226 --tlen;
|
|
|
1227 size = tlen;
|
|
|
1228 break;
|
|
|
1229 }
|
|
|
1230 }
|
|
|
1231 }
|
|
|
1232 }
|
|
|
1233 }
|
|
|
1234 else
|
|
|
1235 {
|
|
|
1236 /*
|
|
|
1237 * Read bytes from the file.
|
|
|
1238 */
|
|
|
1239 size = vim_read(fd, ptr, size);
|
|
|
1240 }
|
|
|
1241
|
|
|
1242 if (size <= 0)
|
|
|
1243 {
|
|
|
1244 if (size < 0) /* read error */
|
|
|
1245 error = TRUE;
|
|
|
1246 #ifdef FEAT_MBYTE
|
|
|
1247 else if (conv_restlen > 0)
|
|
595
|
1248 {
|
|
|
1249 /* Reached end-of-file but some trailing bytes could
|
|
|
1250 * not be converted. Trucated file? */
|
|
|
1251 if (conv_error == 0)
|
|
|
1252 conv_error = linecnt;
|
|
|
1253 if (bad_char_behavior != BAD_DROP)
|
|
|
1254 {
|
|
|
1255 fio_flags = 0; /* don't convert this */
|
|
|
1256 if (bad_char_behavior == BAD_KEEP)
|
|
|
1257 {
|
|
|
1258 /* Keep the trailing bytes as-is. */
|
|
|
1259 size = conv_restlen;
|
|
|
1260 ptr -= conv_restlen;
|
|
|
1261 }
|
|
|
1262 else
|
|
|
1263 {
|
|
|
1264 /* Replace the trailing bytes with the
|
|
|
1265 * replacement character. */
|
|
|
1266 size = 1;
|
|
|
1267 *--ptr = bad_char_behavior;
|
|
|
1268 }
|
|
|
1269 conv_restlen = 0;
|
|
|
1270 }
|
|
|
1271 }
|
|
7
|
1272 #endif
|
|
|
1273 }
|
|
|
1274
|
|
|
1275 #ifdef FEAT_CRYPT
|
|
|
1276 /*
|
|
|
1277 * At start of file: Check for magic number of encryption.
|
|
|
1278 */
|
|
|
1279 if (filesize == 0)
|
|
|
1280 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1281 &filesize, newfile);
|
|
|
1282 /*
|
|
|
1283 * Decrypt the read bytes.
|
|
|
1284 */
|
|
|
1285 if (cryptkey != NULL && size > 0)
|
|
|
1286 for (p = ptr; p < ptr + size; ++p)
|
|
|
1287 ZDECODE(*p);
|
|
|
1288 #endif
|
|
|
1289 }
|
|
|
1290 skip_read = FALSE;
|
|
|
1291
|
|
|
1292 #ifdef FEAT_MBYTE
|
|
|
1293 /*
|
|
|
1294 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1295 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1296 * converting with 'charconvert' or when a BOM has already been
|
|
|
1297 * found.
|
|
|
1298 */
|
|
|
1299 if ((filesize == 0
|
|
|
1300 # ifdef FEAT_CRYPT
|
|
|
1301 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1302 # endif
|
|
|
1303 )
|
|
|
1304 && (fio_flags == FIO_UCSBOM
|
|
|
1305 || (!curbuf->b_p_bomb
|
|
|
1306 && tmpname == NULL
|
|
|
1307 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1308 {
|
|
|
1309 char_u *ccname;
|
|
|
1310 int blen;
|
|
|
1311
|
|
|
1312 /* no BOM detection in a short file or in binary mode */
|
|
|
1313 if (size < 2 || curbuf->b_p_bin)
|
|
|
1314 ccname = NULL;
|
|
|
1315 else
|
|
|
1316 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1317 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1318 if (ccname != NULL)
|
|
|
1319 {
|
|
|
1320 /* Remove BOM from the text */
|
|
|
1321 filesize += blen;
|
|
|
1322 size -= blen;
|
|
|
1323 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
|
1324 if (newfile)
|
|
|
1325 curbuf->b_p_bomb = TRUE;
|
|
|
1326 }
|
|
|
1327
|
|
|
1328 if (fio_flags == FIO_UCSBOM)
|
|
|
1329 {
|
|
|
1330 if (ccname == NULL)
|
|
|
1331 {
|
|
|
1332 /* No BOM detected: retry with next encoding. */
|
|
|
1333 advance_fenc = TRUE;
|
|
|
1334 }
|
|
|
1335 else
|
|
|
1336 {
|
|
|
1337 /* BOM detected: set "fenc" and jump back */
|
|
|
1338 if (fenc_alloced)
|
|
|
1339 vim_free(fenc);
|
|
|
1340 fenc = ccname;
|
|
|
1341 fenc_alloced = FALSE;
|
|
|
1342 }
|
|
|
1343 /* retry reading without getting new bytes or rewinding */
|
|
|
1344 skip_read = TRUE;
|
|
|
1345 goto retry;
|
|
|
1346 }
|
|
|
1347 }
|
|
|
1348 #endif
|
|
|
1349 /*
|
|
|
1350 * Break here for a read error or end-of-file.
|
|
|
1351 */
|
|
|
1352 if (size <= 0)
|
|
|
1353 break;
|
|
|
1354
|
|
|
1355 #ifdef FEAT_MBYTE
|
|
|
1356
|
|
|
1357 /* Include not converted bytes. */
|
|
|
1358 ptr -= conv_restlen;
|
|
|
1359 size += conv_restlen;
|
|
|
1360 conv_restlen = 0;
|
|
|
1361
|
|
|
1362 # ifdef USE_ICONV
|
|
|
1363 if (iconv_fd != (iconv_t)-1)
|
|
|
1364 {
|
|
|
1365 /*
|
|
|
1366 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1367 * iconv().
|
|
|
1368 */
|
|
|
1369 const char *fromp;
|
|
|
1370 char *top;
|
|
|
1371 size_t from_size;
|
|
|
1372 size_t to_size;
|
|
|
1373
|
|
|
1374 fromp = (char *)ptr;
|
|
|
1375 from_size = size;
|
|
|
1376 ptr += size;
|
|
|
1377 top = (char *)ptr;
|
|
|
1378 to_size = real_size - size;
|
|
|
1379
|
|
|
1380 /*
|
|
|
1381 * If there is conversion error or not enough room try using
|
|
179
|
1382 * another conversion. Except for when there is no
|
|
|
1383 * alternative (help files).
|
|
7
|
1384 */
|
|
177
|
1385 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1386 &top, &to_size)
|
|
7
|
1387 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1388 || from_size > CONV_RESTLEN)
|
|
177
|
1389 {
|
|
595
|
1390 if (can_retry)
|
|
375
|
1391 goto rewind_retry;
|
|
595
|
1392 if (conv_error == 0)
|
|
|
1393 conv_error = readfile_linenr(linecnt,
|
|
|
1394 ptr, (char_u *)top);
|
|
|
1395
|
|
|
1396 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1397 ++fromp;
|
|
|
1398 --from_size;
|
|
595
|
1399 if (bad_char_behavior == BAD_KEEP)
|
|
|
1400 {
|
|
|
1401 *top++ = *(fromp - 1);
|
|
|
1402 --to_size;
|
|
|
1403 }
|
|
|
1404 else if (bad_char_behavior != BAD_DROP)
|
|
|
1405 {
|
|
|
1406 *top++ = bad_char_behavior;
|
|
|
1407 --to_size;
|
|
|
1408 }
|
|
177
|
1409 }
|
|
7
|
1410
|
|
|
1411 if (from_size > 0)
|
|
|
1412 {
|
|
|
1413 /* Some remaining characters, keep them for the next
|
|
|
1414 * round. */
|
|
|
1415 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1416 conv_restlen = (int)from_size;
|
|
|
1417 }
|
|
|
1418
|
|
|
1419 /* move the linerest to before the converted characters */
|
|
|
1420 line_start = ptr - linerest;
|
|
|
1421 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1422 size = (long)((char_u *)top - ptr);
|
|
|
1423 }
|
|
|
1424 # endif
|
|
|
1425
|
|
|
1426 # ifdef WIN3264
|
|
|
1427 if (fio_flags & FIO_CODEPAGE)
|
|
|
1428 {
|
|
595
|
1429 char_u *src, *dst;
|
|
|
1430 int u8c;
|
|
|
1431 WCHAR ucs2buf[3];
|
|
|
1432 int ucs2len;
|
|
|
1433 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1434 int bytelen;
|
|
|
1435 int found_bad;
|
|
|
1436 char replstr[2];
|
|
|
1437
|
|
7
|
1438 /*
|
|
|
1439 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1440 * a codepage, using standard MS-Windows functions. This
|
|
|
1441 * requires two steps:
|
|
|
1442 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1443 * 2. convert from ucs-2 to 'encoding'
|
|
|
1444 *
|
|
|
1445 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1446 * sequence at the end, we may have to do the conversion one
|
|
|
1447 * character at a time to get it right.
|
|
7
|
1448 */
|
|
595
|
1449
|
|
|
1450 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1451 if (bad_char_behavior > 0)
|
|
|
1452 replstr[0] = bad_char_behavior;
|
|
|
1453 else
|
|
|
1454 replstr[0] = '?';
|
|
|
1455 replstr[1] = NUL;
|
|
|
1456
|
|
|
1457 /*
|
|
|
1458 * Move the bytes to the end of the buffer, so that we have
|
|
|
1459 * room to put the result at the start.
|
|
|
1460 */
|
|
|
1461 src = ptr + real_size - size;
|
|
|
1462 mch_memmove(src, ptr, size);
|
|
7
|
1463
|
|
|
1464 /*
|
|
595
|
1465 * Do the conversion.
|
|
7
|
1466 */
|
|
595
|
1467 dst = ptr;
|
|
|
1468 size = size;
|
|
|
1469 while (size > 0)
|
|
7
|
1470 {
|
|
595
|
1471 found_bad = FALSE;
|
|
7
|
1472
|
|
|
1473 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1474 if (codepage == CP_UTF8)
|
|
7
|
1475 {
|
|
595
|
1476 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1477 * trailing bytes properly.
|
|
|
1478 * Get one UTF-8 character from src. */
|
|
|
1479 bytelen = utf_ptr2len_len(src, size);
|
|
|
1480 if (bytelen > size)
|
|
|
1481 {
|
|
|
1482 /* Only got some bytes of a character. Normally
|
|
|
1483 * it's put in "conv_rest", but if it's too long
|
|
|
1484 * deal with it as if they were illegal bytes. */
|
|
|
1485 if (bytelen <= CONV_RESTLEN)
|
|
|
1486 break;
|
|
|
1487
|
|
|
1488 /* weird overlong byte sequence */
|
|
|
1489 bytelen = size;
|
|
|
1490 found_bad = TRUE;
|
|
|
1491 }
|
|
|
1492 else
|
|
|
1493 {
|
|
|
1494 u8c = utf_ptr2char(src);
|
|
622
|
1495 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1496 found_bad = TRUE;
|
|
|
1497 ucs2buf[0] = u8c;
|
|
|
1498 ucs2len = 1;
|
|
|
1499 }
|
|
7
|
1500 }
|
|
595
|
1501 else
|
|
7
|
1502 # endif
|
|
595
|
1503 {
|
|
|
1504 /* We don't know how long the byte sequence is, try
|
|
|
1505 * from one to three bytes. */
|
|
|
1506 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1507 ++bytelen)
|
|
|
1508 {
|
|
|
1509 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1510 MB_ERR_INVALID_CHARS,
|
|
|
1511 (LPCSTR)src, bytelen,
|
|
|
1512 ucs2buf, 3);
|
|
|
1513 if (ucs2len > 0)
|
|
|
1514 break;
|
|
|
1515 }
|
|
|
1516 if (ucs2len == 0)
|
|
|
1517 {
|
|
|
1518 /* If we have only one byte then it's probably an
|
|
|
1519 * incomplete byte sequence. Otherwise discard
|
|
|
1520 * one byte as a bad character. */
|
|
|
1521 if (size == 1)
|
|
|
1522 break;
|
|
|
1523 found_bad = TRUE;
|
|
|
1524 bytelen = 1;
|
|
|
1525 }
|
|
|
1526 }
|
|
|
1527
|
|
|
1528 if (!found_bad)
|
|
7
|
1529 {
|
|
595
|
1530 int i;
|
|
|
1531
|
|
|
1532 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1533 if (enc_utf8)
|
|
|
1534 {
|
|
|
1535 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1536 for (i = 0; i < ucs2len; ++i)
|
|
|
1537 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1538 }
|
|
|
1539 else
|
|
|
1540 {
|
|
|
1541 BOOL bad = FALSE;
|
|
|
1542 int dstlen;
|
|
|
1543
|
|
|
1544 /* From UCS-2 to "enc_codepage". If the
|
|
|
1545 * conversion uses the default character "?",
|
|
|
1546 * the data doesn't fit in this encoding. */
|
|
|
1547 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1548 (LPCWSTR)ucs2buf, ucs2len,
|
|
|
1549 (LPSTR)dst, (src - dst),
|
|
|
1550 replstr, &bad);
|
|
|
1551 if (bad)
|
|
|
1552 found_bad = TRUE;
|
|
|
1553 else
|
|
|
1554 dst += dstlen;
|
|
|
1555 }
|
|
7
|
1556 }
|
|
595
|
1557
|
|
|
1558 if (found_bad)
|
|
|
1559 {
|
|
|
1560 /* Deal with bytes we can't convert. */
|
|
|
1561 if (can_retry)
|
|
|
1562 goto rewind_retry;
|
|
|
1563 if (conv_error == 0)
|
|
|
1564 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1565 if (bad_char_behavior != BAD_DROP)
|
|
|
1566 {
|
|
|
1567 if (bad_char_behavior == BAD_KEEP)
|
|
|
1568 {
|
|
|
1569 mch_memmove(dst, src, bytelen);
|
|
|
1570 dst += bytelen;
|
|
|
1571 }
|
|
|
1572 else
|
|
|
1573 *dst++ = bad_char_behavior;
|
|
|
1574 }
|
|
|
1575 }
|
|
|
1576
|
|
|
1577 src += bytelen;
|
|
|
1578 size -= bytelen;
|
|
7
|
1579 }
|
|
595
|
1580
|
|
|
1581 if (size > 0)
|
|
7
|
1582 {
|
|
595
|
1583 /* An incomplete byte sequence remaining. */
|
|
|
1584 mch_memmove(conv_rest, src, size);
|
|
|
1585 conv_restlen = size;
|
|
7
|
1586 }
|
|
595
|
1587
|
|
|
1588 /* The new size is equal to how much "dst" was advanced. */
|
|
|
1589 size = dst - ptr;
|
|
7
|
1590 }
|
|
|
1591 else
|
|
|
1592 # endif
|
|
|
1593 # ifdef MACOS_X
|
|
|
1594 if (fio_flags & FIO_MACROMAN)
|
|
|
1595 {
|
|
|
1596 /*
|
|
|
1597 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1598 * latin1. This is in os_mac_conv.c.
|
|
7
|
1599 */
|
|
18
|
1600 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1601 goto rewind_retry;
|
|
|
1602 }
|
|
|
1603 else
|
|
|
1604 # endif
|
|
|
1605 if (fio_flags != 0)
|
|
|
1606 {
|
|
|
1607 int u8c;
|
|
|
1608 char_u *dest;
|
|
|
1609 char_u *tail = NULL;
|
|
|
1610
|
|
|
1611 /*
|
|
|
1612 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1613 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1614 * Go from end to start through the buffer, because the number
|
|
|
1615 * of bytes may increase.
|
|
|
1616 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1617 * to after the next character to convert.
|
|
|
1618 */
|
|
|
1619 dest = ptr + real_size;
|
|
|
1620 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1621 {
|
|
|
1622 p = ptr + size;
|
|
|
1623 if (fio_flags == FIO_UTF8)
|
|
|
1624 {
|
|
|
1625 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1626 tail = ptr + size - 1;
|
|
|
1627 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1628 --tail;
|
|
|
1629 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1630 tail = NULL;
|
|
|
1631 else
|
|
|
1632 p = tail;
|
|
|
1633 }
|
|
|
1634 }
|
|
|
1635 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1636 {
|
|
|
1637 /* Check for a trailing byte */
|
|
|
1638 p = ptr + (size & ~1);
|
|
|
1639 if (size & 1)
|
|
|
1640 tail = p;
|
|
|
1641 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1642 {
|
|
|
1643 /* Check for a trailing leading word */
|
|
|
1644 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1645 {
|
|
|
1646 u8c = (*--p << 8);
|
|
|
1647 u8c += *--p;
|
|
|
1648 }
|
|
|
1649 else
|
|
|
1650 {
|
|
|
1651 u8c = *--p;
|
|
|
1652 u8c += (*--p << 8);
|
|
|
1653 }
|
|
|
1654 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1655 tail = p;
|
|
|
1656 else
|
|
|
1657 p += 2;
|
|
|
1658 }
|
|
|
1659 }
|
|
|
1660 else /* FIO_UCS4 */
|
|
|
1661 {
|
|
|
1662 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1663 p = ptr + (size & ~3);
|
|
|
1664 if (size & 3)
|
|
|
1665 tail = p;
|
|
|
1666 }
|
|
|
1667
|
|
|
1668 /* If there is a trailing incomplete sequence move it to
|
|
|
1669 * conv_rest[]. */
|
|
|
1670 if (tail != NULL)
|
|
|
1671 {
|
|
|
1672 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1673 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1674 size -= conv_restlen;
|
|
|
1675 }
|
|
|
1676
|
|
|
1677
|
|
|
1678 while (p > ptr)
|
|
|
1679 {
|
|
|
1680 if (fio_flags & FIO_LATIN1)
|
|
|
1681 u8c = *--p;
|
|
|
1682 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1683 {
|
|
|
1684 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1685 {
|
|
|
1686 u8c = (*--p << 8);
|
|
|
1687 u8c += *--p;
|
|
|
1688 }
|
|
|
1689 else
|
|
|
1690 {
|
|
|
1691 u8c = *--p;
|
|
|
1692 u8c += (*--p << 8);
|
|
|
1693 }
|
|
|
1694 if ((fio_flags & FIO_UTF16)
|
|
|
1695 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1696 {
|
|
|
1697 int u16c;
|
|
|
1698
|
|
|
1699 if (p == ptr)
|
|
|
1700 {
|
|
|
1701 /* Missing leading word. */
|
|
|
1702 if (can_retry)
|
|
|
1703 goto rewind_retry;
|
|
595
|
1704 if (conv_error == 0)
|
|
|
1705 conv_error = readfile_linenr(linecnt,
|
|
|
1706 ptr, p);
|
|
|
1707 if (bad_char_behavior == BAD_DROP)
|
|
|
1708 continue;
|
|
|
1709 if (bad_char_behavior != BAD_KEEP)
|
|
|
1710 u8c = bad_char_behavior;
|
|
7
|
1711 }
|
|
|
1712
|
|
|
1713 /* found second word of double-word, get the first
|
|
|
1714 * word and compute the resulting character */
|
|
|
1715 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1716 {
|
|
|
1717 u16c = (*--p << 8);
|
|
|
1718 u16c += *--p;
|
|
|
1719 }
|
|
|
1720 else
|
|
|
1721 {
|
|
|
1722 u16c = *--p;
|
|
|
1723 u16c += (*--p << 8);
|
|
|
1724 }
|
|
595
|
1725 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1726 + (u8c & 0x3ff);
|
|
|
1727
|
|
7
|
1728 /* Check if the word is indeed a leading word. */
|
|
|
1729 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1730 {
|
|
|
1731 if (can_retry)
|
|
|
1732 goto rewind_retry;
|
|
595
|
1733 if (conv_error == 0)
|
|
|
1734 conv_error = readfile_linenr(linecnt,
|
|
|
1735 ptr, p);
|
|
|
1736 if (bad_char_behavior == BAD_DROP)
|
|
|
1737 continue;
|
|
|
1738 if (bad_char_behavior != BAD_KEEP)
|
|
|
1739 u8c = bad_char_behavior;
|
|
7
|
1740 }
|
|
|
1741 }
|
|
|
1742 }
|
|
|
1743 else if (fio_flags & FIO_UCS4)
|
|
|
1744 {
|
|
|
1745 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1746 {
|
|
|
1747 u8c = (*--p << 24);
|
|
|
1748 u8c += (*--p << 16);
|
|
|
1749 u8c += (*--p << 8);
|
|
|
1750 u8c += *--p;
|
|
|
1751 }
|
|
|
1752 else /* big endian */
|
|
|
1753 {
|
|
|
1754 u8c = *--p;
|
|
|
1755 u8c += (*--p << 8);
|
|
|
1756 u8c += (*--p << 16);
|
|
|
1757 u8c += (*--p << 24);
|
|
|
1758 }
|
|
|
1759 }
|
|
|
1760 else /* UTF-8 */
|
|
|
1761 {
|
|
|
1762 if (*--p < 0x80)
|
|
|
1763 u8c = *p;
|
|
|
1764 else
|
|
|
1765 {
|
|
|
1766 len = utf_head_off(ptr, p);
|
|
595
|
1767 p -= len;
|
|
|
1768 u8c = utf_ptr2char(p);
|
|
7
|
1769 if (len == 0)
|
|
|
1770 {
|
|
|
1771 /* Not a valid UTF-8 character, retry with
|
|
|
1772 * another fenc when possible, otherwise just
|
|
|
1773 * report the error. */
|
|
|
1774 if (can_retry)
|
|
|
1775 goto rewind_retry;
|
|
595
|
1776 if (conv_error == 0)
|
|
|
1777 conv_error = readfile_linenr(linecnt,
|
|
|
1778 ptr, p);
|
|
|
1779 if (bad_char_behavior == BAD_DROP)
|
|
|
1780 continue;
|
|
|
1781 if (bad_char_behavior != BAD_KEEP)
|
|
|
1782 u8c = bad_char_behavior;
|
|
7
|
1783 }
|
|
|
1784 }
|
|
|
1785 }
|
|
|
1786 if (enc_utf8) /* produce UTF-8 */
|
|
|
1787 {
|
|
|
1788 dest -= utf_char2len(u8c);
|
|
|
1789 (void)utf_char2bytes(u8c, dest);
|
|
|
1790 }
|
|
|
1791 else /* produce Latin1 */
|
|
|
1792 {
|
|
|
1793 --dest;
|
|
|
1794 if (u8c >= 0x100)
|
|
|
1795 {
|
|
|
1796 /* character doesn't fit in latin1, retry with
|
|
|
1797 * another fenc when possible, otherwise just
|
|
|
1798 * report the error. */
|
|
595
|
1799 if (can_retry)
|
|
7
|
1800 goto rewind_retry;
|
|
595
|
1801 if (conv_error == 0)
|
|
|
1802 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1803 if (bad_char_behavior == BAD_DROP)
|
|
|
1804 ++dest;
|
|
|
1805 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1806 *dest = u8c;
|
|
|
1807 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1808 *dest = bad_char_behavior;
|
|
|
1809 else
|
|
|
1810 *dest = 0xBF;
|
|
7
|
1811 }
|
|
|
1812 else
|
|
|
1813 *dest = u8c;
|
|
|
1814 }
|
|
|
1815 }
|
|
|
1816
|
|
|
1817 /* move the linerest to before the converted characters */
|
|
|
1818 line_start = dest - linerest;
|
|
|
1819 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1820 size = (long)((ptr + real_size) - dest);
|
|
|
1821 ptr = dest;
|
|
|
1822 }
|
|
595
|
1823 else if (enc_utf8 && conv_error == 0 && !curbuf->b_p_bin)
|
|
7
|
1824 {
|
|
|
1825 /* Reading UTF-8: Check if the bytes are valid UTF-8.
|
|
|
1826 * Need to start before "ptr" when part of the character was
|
|
|
1827 * read in the previous read() call. */
|
|
595
|
1828 for (p = ptr - utf_head_off(buffer, ptr); ; ++p)
|
|
7
|
1829 {
|
|
595
|
1830 int todo = (ptr + size) - p;
|
|
|
1831 int l;
|
|
|
1832
|
|
|
1833 if (todo <= 0)
|
|
|
1834 break;
|
|
7
|
1835 if (*p >= 0x80)
|
|
|
1836 {
|
|
|
1837 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1838 * an incomplete character at the end though, the next
|
|
|
1839 * read() will get the next bytes, we'll check it
|
|
|
1840 * then. */
|
|
595
|
1841 l = utf_ptr2len_len(p, todo);
|
|
|
1842 if (l > todo)
|
|
7
|
1843 {
|
|
595
|
1844 /* Incomplete byte sequence, the next read()
|
|
|
1845 * should get them and check the bytes. */
|
|
|
1846 p += todo;
|
|
7
|
1847 break;
|
|
|
1848 }
|
|
595
|
1849 if (l == 1)
|
|
|
1850 {
|
|
|
1851 /* Illegal byte. If we can try another encoding
|
|
|
1852 * do that. */
|
|
|
1853 if (can_retry)
|
|
|
1854 break;
|
|
|
1855
|
|
|
1856 /* Remember the first linenr with an illegal byte */
|
|
|
1857 if (illegal_byte == 0)
|
|
|
1858 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
|
1859 # ifdef USE_ICONV
|
|
|
1860 /* When we did a conversion report an error. */
|
|
|
1861 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1862 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1863 # endif
|
|
|
1864
|
|
|
1865 /* Drop, keep or replace the bad byte. */
|
|
|
1866 if (bad_char_behavior == BAD_DROP)
|
|
|
1867 {
|
|
|
1868 mch_memmove(p, p+1, todo - 1);
|
|
|
1869 --p;
|
|
|
1870 --size;
|
|
|
1871 }
|
|
|
1872 else if (bad_char_behavior != BAD_KEEP)
|
|
|
1873 *p = bad_char_behavior;
|
|
|
1874 }
|
|
|
1875 p += l - 1;
|
|
7
|
1876 }
|
|
|
1877 }
|
|
|
1878 if (p < ptr + size)
|
|
|
1879 {
|
|
|
1880 /* Detected a UTF-8 error. */
|
|
|
1881 rewind_retry:
|
|
595
|
1882 /* Retry reading with another conversion. */
|
|
7
|
1883 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
1884 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
1885 /* iconv() failed, try 'charconvert' */
|
|
|
1886 did_iconv = TRUE;
|
|
7
|
1887 else
|
|
|
1888 # endif
|
|
595
|
1889 /* use next item from 'fileencodings' */
|
|
|
1890 advance_fenc = TRUE;
|
|
|
1891 file_rewind = TRUE;
|
|
|
1892 goto retry;
|
|
7
|
1893 }
|
|
|
1894 }
|
|
|
1895 #endif
|
|
|
1896
|
|
|
1897 /* count the number of characters (after conversion!) */
|
|
|
1898 filesize += size;
|
|
|
1899
|
|
|
1900 /*
|
|
|
1901 * when reading the first part of a file: guess EOL type
|
|
|
1902 */
|
|
|
1903 if (fileformat == EOL_UNKNOWN)
|
|
|
1904 {
|
|
|
1905 /* First try finding a NL, for Dos and Unix */
|
|
|
1906 if (try_dos || try_unix)
|
|
|
1907 {
|
|
|
1908 for (p = ptr; p < ptr + size; ++p)
|
|
|
1909 {
|
|
|
1910 if (*p == NL)
|
|
|
1911 {
|
|
|
1912 if (!try_unix
|
|
|
1913 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
1914 fileformat = EOL_DOS;
|
|
|
1915 else
|
|
|
1916 fileformat = EOL_UNIX;
|
|
|
1917 break;
|
|
|
1918 }
|
|
|
1919 }
|
|
|
1920
|
|
|
1921 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
1922 if (fileformat == EOL_UNIX && try_mac)
|
|
|
1923 {
|
|
|
1924 /* Need to reset the counters when retrying fenc. */
|
|
|
1925 try_mac = 1;
|
|
|
1926 try_unix = 1;
|
|
|
1927 for (; p >= ptr && *p != CAR; p--)
|
|
|
1928 ;
|
|
|
1929 if (p >= ptr)
|
|
|
1930 {
|
|
|
1931 for (p = ptr; p < ptr + size; ++p)
|
|
|
1932 {
|
|
|
1933 if (*p == NL)
|
|
|
1934 try_unix++;
|
|
|
1935 else if (*p == CAR)
|
|
|
1936 try_mac++;
|
|
|
1937 }
|
|
|
1938 if (try_mac > try_unix)
|
|
|
1939 fileformat = EOL_MAC;
|
|
|
1940 }
|
|
|
1941 }
|
|
|
1942 }
|
|
|
1943
|
|
|
1944 /* No NL found: may use Mac format */
|
|
|
1945 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
1946 fileformat = EOL_MAC;
|
|
|
1947
|
|
|
1948 /* Still nothing found? Use first format in 'ffs' */
|
|
|
1949 if (fileformat == EOL_UNKNOWN)
|
|
|
1950 fileformat = default_fileformat();
|
|
|
1951
|
|
|
1952 /* if editing a new file: may set p_tx and p_ff */
|
|
|
1953 if (newfile)
|
|
|
1954 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
1955 }
|
|
|
1956 }
|
|
|
1957
|
|
|
1958 /*
|
|
|
1959 * This loop is executed once for every character read.
|
|
|
1960 * Keep it fast!
|
|
|
1961 */
|
|
|
1962 if (fileformat == EOL_MAC)
|
|
|
1963 {
|
|
|
1964 --ptr;
|
|
|
1965 while (++ptr, --size >= 0)
|
|
|
1966 {
|
|
|
1967 /* catch most common case first */
|
|
|
1968 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
1969 continue;
|
|
|
1970 if (c == NUL)
|
|
|
1971 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
1972 else if (c == NL)
|
|
|
1973 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
1974 else
|
|
|
1975 {
|
|
|
1976 if (skip_count == 0)
|
|
|
1977 {
|
|
|
1978 *ptr = NUL; /* end of line */
|
|
|
1979 len = (colnr_T) (ptr - line_start + 1);
|
|
|
1980 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
1981 {
|
|
|
1982 error = TRUE;
|
|
|
1983 break;
|
|
|
1984 }
|
|
|
1985 ++lnum;
|
|
|
1986 if (--read_count == 0)
|
|
|
1987 {
|
|
|
1988 error = TRUE; /* break loop */
|
|
|
1989 line_start = ptr; /* nothing left to write */
|
|
|
1990 break;
|
|
|
1991 }
|
|
|
1992 }
|
|
|
1993 else
|
|
|
1994 --skip_count;
|
|
|
1995 line_start = ptr + 1;
|
|
|
1996 }
|
|
|
1997 }
|
|
|
1998 }
|
|
|
1999 else
|
|
|
2000 {
|
|
|
2001 --ptr;
|
|
|
2002 while (++ptr, --size >= 0)
|
|
|
2003 {
|
|
|
2004 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2005 continue;
|
|
|
2006 if (c == NUL)
|
|
|
2007 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2008 else
|
|
|
2009 {
|
|
|
2010 if (skip_count == 0)
|
|
|
2011 {
|
|
|
2012 *ptr = NUL; /* end of line */
|
|
|
2013 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2014 if (fileformat == EOL_DOS)
|
|
|
2015 {
|
|
|
2016 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2017 {
|
|
|
2018 ptr[-1] = NUL;
|
|
|
2019 --len;
|
|
|
2020 }
|
|
|
2021 /*
|
|
|
2022 * Reading in Dos format, but no CR-LF found!
|
|
|
2023 * When 'fileformats' includes "unix", delete all
|
|
|
2024 * the lines read so far and start all over again.
|
|
|
2025 * Otherwise give an error message later.
|
|
|
2026 */
|
|
|
2027 else if (ff_error != EOL_DOS)
|
|
|
2028 {
|
|
|
2029 if ( try_unix
|
|
|
2030 && !read_stdin
|
|
|
2031 && (read_buffer
|
|
|
2032 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2033 {
|
|
|
2034 fileformat = EOL_UNIX;
|
|
|
2035 if (newfile)
|
|
|
2036 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2037 file_rewind = TRUE;
|
|
|
2038 keep_fileformat = TRUE;
|
|
|
2039 goto retry;
|
|
|
2040 }
|
|
|
2041 ff_error = EOL_DOS;
|
|
|
2042 }
|
|
|
2043 }
|
|
|
2044 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2045 {
|
|
|
2046 error = TRUE;
|
|
|
2047 break;
|
|
|
2048 }
|
|
|
2049 ++lnum;
|
|
|
2050 if (--read_count == 0)
|
|
|
2051 {
|
|
|
2052 error = TRUE; /* break loop */
|
|
|
2053 line_start = ptr; /* nothing left to write */
|
|
|
2054 break;
|
|
|
2055 }
|
|
|
2056 }
|
|
|
2057 else
|
|
|
2058 --skip_count;
|
|
|
2059 line_start = ptr + 1;
|
|
|
2060 }
|
|
|
2061 }
|
|
|
2062 }
|
|
|
2063 linerest = (long)(ptr - line_start);
|
|
|
2064 ui_breakcheck();
|
|
|
2065 }
|
|
|
2066
|
|
|
2067 failed:
|
|
|
2068 /* not an error, max. number of lines reached */
|
|
|
2069 if (error && read_count == 0)
|
|
|
2070 error = FALSE;
|
|
|
2071
|
|
|
2072 /*
|
|
|
2073 * If we get EOF in the middle of a line, note the fact and
|
|
|
2074 * complete the line ourselves.
|
|
|
2075 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2076 */
|
|
|
2077 if (!error
|
|
|
2078 && !got_int
|
|
|
2079 && linerest != 0
|
|
|
2080 && !(!curbuf->b_p_bin
|
|
|
2081 && fileformat == EOL_DOS
|
|
|
2082 && *line_start == Ctrl_Z
|
|
|
2083 && ptr == line_start + 1))
|
|
|
2084 {
|
|
|
2085 if (newfile) /* remember for when writing */
|
|
|
2086 curbuf->b_p_eol = FALSE;
|
|
|
2087 *ptr = NUL;
|
|
|
2088 if (ml_append(lnum, line_start,
|
|
|
2089 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2090 error = TRUE;
|
|
|
2091 else
|
|
|
2092 read_no_eol_lnum = ++lnum;
|
|
|
2093 }
|
|
|
2094
|
|
|
2095 if (newfile)
|
|
|
2096 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2097
|
|
|
2098 #ifdef FEAT_CRYPT
|
|
|
2099 if (cryptkey != curbuf->b_p_key)
|
|
|
2100 vim_free(cryptkey);
|
|
|
2101 #endif
|
|
|
2102
|
|
|
2103 #ifdef FEAT_MBYTE
|
|
|
2104 /* If editing a new file: set 'fenc' for the current buffer. */
|
|
|
2105 if (newfile)
|
|
|
2106 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
|
2107 OPT_FREE|OPT_LOCAL);
|
|
|
2108 if (fenc_alloced)
|
|
|
2109 vim_free(fenc);
|
|
|
2110 # ifdef USE_ICONV
|
|
|
2111 if (iconv_fd != (iconv_t)-1)
|
|
|
2112 {
|
|
|
2113 iconv_close(iconv_fd);
|
|
|
2114 iconv_fd = (iconv_t)-1;
|
|
|
2115 }
|
|
|
2116 # endif
|
|
|
2117 #endif
|
|
|
2118
|
|
|
2119 if (!read_buffer && !read_stdin)
|
|
|
2120 close(fd); /* errors are ignored */
|
|
|
2121 vim_free(buffer);
|
|
|
2122
|
|
|
2123 #ifdef HAVE_DUP
|
|
|
2124 if (read_stdin)
|
|
|
2125 {
|
|
|
2126 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2127 close(0);
|
|
|
2128 dup(2);
|
|
|
2129 }
|
|
|
2130 #endif
|
|
|
2131
|
|
|
2132 #ifdef FEAT_MBYTE
|
|
|
2133 if (tmpname != NULL)
|
|
|
2134 {
|
|
|
2135 mch_remove(tmpname); /* delete converted file */
|
|
|
2136 vim_free(tmpname);
|
|
|
2137 }
|
|
|
2138 #endif
|
|
|
2139 --no_wait_return; /* may wait for return now */
|
|
|
2140
|
|
|
2141 /*
|
|
|
2142 * In recovery mode everything but autocommands is skipped.
|
|
|
2143 */
|
|
|
2144 if (!recoverymode)
|
|
|
2145 {
|
|
|
2146 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2147 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2148 {
|
|
|
2149 #ifdef FEAT_NETBEANS_INTG
|
|
|
2150 netbeansFireChanges = 0;
|
|
|
2151 #endif
|
|
|
2152 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2153 #ifdef FEAT_NETBEANS_INTG
|
|
|
2154 netbeansFireChanges = 1;
|
|
|
2155 #endif
|
|
|
2156 --linecnt;
|
|
|
2157 }
|
|
|
2158 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2159 if (filesize == 0)
|
|
|
2160 linecnt = 0;
|
|
|
2161 if (newfile || read_buffer)
|
|
|
2162 redraw_curbuf_later(NOT_VALID);
|
|
|
2163 else if (linecnt) /* appended at least one line */
|
|
|
2164 appended_lines_mark(from, linecnt);
|
|
|
2165
|
|
|
2166 #ifdef FEAT_DIFF
|
|
|
2167 /* After reading the text into the buffer the diff info needs to be
|
|
|
2168 * updated. */
|
|
|
2169 if ((newfile || read_buffer))
|
|
|
2170 diff_invalidate();
|
|
|
2171 #endif
|
|
|
2172 #ifndef ALWAYS_USE_GUI
|
|
|
2173 /*
|
|
|
2174 * If we were reading from the same terminal as where messages go,
|
|
|
2175 * the screen will have been messed up.
|
|
|
2176 * Switch on raw mode now and clear the screen.
|
|
|
2177 */
|
|
|
2178 if (read_stdin)
|
|
|
2179 {
|
|
|
2180 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2181 starttermcap();
|
|
|
2182 screenclear();
|
|
|
2183 }
|
|
|
2184 #endif
|
|
|
2185
|
|
|
2186 if (got_int)
|
|
|
2187 {
|
|
|
2188 if (!(flags & READ_DUMMY))
|
|
|
2189 {
|
|
|
2190 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2191 if (newfile)
|
|
|
2192 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2193 }
|
|
|
2194 msg_scroll = msg_save;
|
|
|
2195 #ifdef FEAT_VIMINFO
|
|
|
2196 check_marks_read();
|
|
|
2197 #endif
|
|
|
2198 return OK; /* an interrupt isn't really an error */
|
|
|
2199 }
|
|
|
2200
|
|
|
2201 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2202 {
|
|
|
2203 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2204 c = FALSE;
|
|
|
2205
|
|
|
2206 #ifdef UNIX
|
|
|
2207 # ifdef S_ISFIFO
|
|
|
2208 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2209 {
|
|
|
2210 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2211 c = TRUE;
|
|
|
2212 }
|
|
|
2213 # else
|
|
|
2214 # ifdef S_IFIFO
|
|
|
2215 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2216 {
|
|
|
2217 STRCAT(IObuff, _("[fifo]"));
|
|
|
2218 c = TRUE;
|
|
|
2219 }
|
|
|
2220 # endif
|
|
|
2221 # ifdef S_IFSOCK
|
|
|
2222 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2223 {
|
|
|
2224 STRCAT(IObuff, _("[socket]"));
|
|
|
2225 c = TRUE;
|
|
|
2226 }
|
|
|
2227 # endif
|
|
|
2228 # endif
|
|
|
2229 #endif
|
|
|
2230 if (curbuf->b_p_ro)
|
|
|
2231 {
|
|
|
2232 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2233 c = TRUE;
|
|
|
2234 }
|
|
|
2235 if (read_no_eol_lnum)
|
|
|
2236 {
|
|
|
2237 msg_add_eol();
|
|
|
2238 c = TRUE;
|
|
|
2239 }
|
|
|
2240 if (ff_error == EOL_DOS)
|
|
|
2241 {
|
|
|
2242 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2243 c = TRUE;
|
|
|
2244 }
|
|
|
2245 if (ff_error == EOL_MAC)
|
|
|
2246 {
|
|
|
2247 STRCAT(IObuff, _("[NL found]"));
|
|
|
2248 c = TRUE;
|
|
|
2249 }
|
|
|
2250 if (split)
|
|
|
2251 {
|
|
|
2252 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2253 c = TRUE;
|
|
|
2254 }
|
|
|
2255 #ifdef FEAT_MBYTE
|
|
|
2256 if (notconverted)
|
|
|
2257 {
|
|
|
2258 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2259 c = TRUE;
|
|
|
2260 }
|
|
|
2261 else if (converted)
|
|
|
2262 {
|
|
|
2263 STRCAT(IObuff, _("[converted]"));
|
|
|
2264 c = TRUE;
|
|
|
2265 }
|
|
|
2266 #endif
|
|
|
2267 #ifdef FEAT_CRYPT
|
|
|
2268 if (cryptkey != NULL)
|
|
|
2269 {
|
|
|
2270 STRCAT(IObuff, _("[crypted]"));
|
|
|
2271 c = TRUE;
|
|
|
2272 }
|
|
|
2273 #endif
|
|
|
2274 #ifdef FEAT_MBYTE
|
|
595
|
2275 if (conv_error != 0)
|
|
|
2276 {
|
|
|
2277 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2278 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2279 c = TRUE;
|
|
|
2280 }
|
|
|
2281 else if (illegal_byte > 0)
|
|
|
2282 {
|
|
|
2283 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2284 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2285 c = TRUE;
|
|
|
2286 }
|
|
|
2287 else
|
|
|
2288 #endif
|
|
|
2289 if (error)
|
|
|
2290 {
|
|
|
2291 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2292 c = TRUE;
|
|
|
2293 }
|
|
|
2294 if (msg_add_fileformat(fileformat))
|
|
|
2295 c = TRUE;
|
|
|
2296 #ifdef FEAT_CRYPT
|
|
|
2297 if (cryptkey != NULL)
|
|
|
2298 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2299 else
|
|
|
2300 #endif
|
|
|
2301 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2302
|
|
|
2303 vim_free(keep_msg);
|
|
|
2304 keep_msg = NULL;
|
|
|
2305 msg_scrolled_ign = TRUE;
|
|
|
2306 #ifdef ALWAYS_USE_GUI
|
|
|
2307 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2308 * message box (which might be shown when exiting!) */
|
|
|
2309 if (read_stdin || read_buffer)
|
|
|
2310 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2311 else
|
|
|
2312 #endif
|
|
|
2313 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2314 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2315 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2316 {
|
|
|
2317 /* Need to repeat the message after redrawing when:
|
|
|
2318 * - When reading from stdin (the screen will be cleared next).
|
|
|
2319 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2320 * before redrawing).
|
|
|
2321 * - When the screen was scrolled but there is no wait-return
|
|
|
2322 * prompt. */
|
|
|
2323 set_keep_msg(p);
|
|
|
2324 keep_msg_attr = 0;
|
|
|
2325 }
|
|
|
2326 msg_scrolled_ign = FALSE;
|
|
|
2327 }
|
|
|
2328
|
|
|
2329 /* with errors writing the file requires ":w!" */
|
|
|
2330 if (newfile && (error
|
|
|
2331 #ifdef FEAT_MBYTE
|
|
595
|
2332 || conv_error != 0
|
|
7
|
2333 #endif
|
|
|
2334 ))
|
|
|
2335 curbuf->b_p_ro = TRUE;
|
|
|
2336
|
|
|
2337 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2338
|
|
|
2339 /*
|
|
|
2340 * In Ex mode: cursor at last new line.
|
|
|
2341 * Otherwise: cursor at first new line.
|
|
|
2342 */
|
|
|
2343 if (exmode_active)
|
|
|
2344 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2345 else
|
|
|
2346 curwin->w_cursor.lnum = from + 1;
|
|
|
2347 check_cursor_lnum();
|
|
|
2348 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2349
|
|
|
2350 /*
|
|
|
2351 * Set '[ and '] marks to the newly read lines.
|
|
|
2352 */
|
|
|
2353 curbuf->b_op_start.lnum = from + 1;
|
|
|
2354 curbuf->b_op_start.col = 0;
|
|
|
2355 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2356 curbuf->b_op_end.col = 0;
|
|
|
2357 }
|
|
|
2358 msg_scroll = msg_save;
|
|
|
2359
|
|
|
2360 #ifdef FEAT_VIMINFO
|
|
|
2361 /*
|
|
|
2362 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2363 */
|
|
|
2364 check_marks_read();
|
|
|
2365 #endif
|
|
|
2366
|
|
|
2367 /*
|
|
|
2368 * Trick: We remember if the last line of the read didn't have
|
|
|
2369 * an eol for when writing it again. This is required for
|
|
|
2370 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2371 */
|
|
|
2372 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2373
|
|
167
|
2374 #ifdef FEAT_AUTOCMD
|
|
7
|
2375 if (!read_stdin && !read_buffer)
|
|
|
2376 {
|
|
|
2377 int m = msg_scroll;
|
|
|
2378 int n = msg_scrolled;
|
|
|
2379
|
|
|
2380 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2381 * modified if the format/encoding was automatically detected. */
|
|
|
2382 if (newfile)
|
|
|
2383 save_file_ff(curbuf);
|
|
|
2384
|
|
|
2385 /*
|
|
|
2386 * The output from the autocommands should not overwrite anything and
|
|
|
2387 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2388 * output was done.
|
|
|
2389 */
|
|
|
2390 msg_scroll = TRUE;
|
|
|
2391 if (filtering)
|
|
|
2392 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2393 FALSE, curbuf, eap);
|
|
|
2394 else if (newfile)
|
|
|
2395 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2396 FALSE, curbuf, eap);
|
|
|
2397 else
|
|
|
2398 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2399 FALSE, NULL, eap);
|
|
|
2400 if (msg_scrolled == n)
|
|
|
2401 msg_scroll = m;
|
|
|
2402 #ifdef FEAT_EVAL
|
|
|
2403 if (aborting()) /* autocmds may abort script processing */
|
|
|
2404 return FAIL;
|
|
|
2405 #endif
|
|
|
2406 }
|
|
|
2407 #endif
|
|
|
2408
|
|
|
2409 if (recoverymode && error)
|
|
|
2410 return FAIL;
|
|
|
2411 return OK;
|
|
|
2412 }
|
|
|
2413
|
|
595
|
2414 #ifdef FEAT_MBYTE
|
|
|
2415
|
|
|
2416 /*
|
|
|
2417 * From the current line count and characters read after that, estimate the
|
|
|
2418 * line number where we are now.
|
|
|
2419 * Used for error messages that include a line number.
|
|
|
2420 */
|
|
|
2421 static linenr_T
|
|
|
2422 readfile_linenr(linecnt, p, endp)
|
|
|
2423 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2424 char_u *p; /* start of more bytes read */
|
|
|
2425 char_u *endp; /* end of more bytes read */
|
|
|
2426 {
|
|
|
2427 char_u *s;
|
|
|
2428 linenr_T lnum;
|
|
|
2429
|
|
|
2430 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2431 for (s = p; s < endp; ++s)
|
|
|
2432 if (*s == '\n')
|
|
|
2433 ++lnum;
|
|
|
2434 return lnum;
|
|
|
2435 }
|
|
|
2436 #endif
|
|
|
2437
|
|
7
|
2438 /*
|
|
612
|
2439 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2440 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2441 * Returns OK or FAIL.
|
|
|
2442 */
|
|
|
2443 int
|
|
|
2444 prep_exarg(eap, buf)
|
|
|
2445 exarg_T *eap;
|
|
|
2446 buf_T *buf;
|
|
|
2447 {
|
|
|
2448 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2449 #ifdef FEAT_MBYTE
|
|
|
2450 + STRLEN(buf->b_p_fenc)
|
|
|
2451 #endif
|
|
|
2452 + 15));
|
|
|
2453 if (eap->cmd == NULL)
|
|
|
2454 return FAIL;
|
|
|
2455
|
|
|
2456 #ifdef FEAT_MBYTE
|
|
|
2457 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2458 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2459 eap->bad_char = buf->b_bad_char;
|
|
7
|
2460 #else
|
|
|
2461 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2462 #endif
|
|
|
2463 eap->force_ff = 7;
|
|
612
|
2464
|
|
|
2465 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
|
2466 eap->forceit = FALSE;
|
|
7
|
2467 return OK;
|
|
|
2468 }
|
|
|
2469
|
|
|
2470 #ifdef FEAT_MBYTE
|
|
|
2471 /*
|
|
|
2472 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2473 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2474 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2475 * NULL.
|
|
|
2476 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2477 */
|
|
|
2478 static char_u *
|
|
|
2479 next_fenc(pp)
|
|
|
2480 char_u **pp;
|
|
|
2481 {
|
|
|
2482 char_u *p;
|
|
|
2483 char_u *r;
|
|
|
2484
|
|
|
2485 if (**pp == NUL)
|
|
|
2486 {
|
|
|
2487 *pp = NULL;
|
|
|
2488 return (char_u *)"";
|
|
|
2489 }
|
|
|
2490 p = vim_strchr(*pp, ',');
|
|
|
2491 if (p == NULL)
|
|
|
2492 {
|
|
|
2493 r = enc_canonize(*pp);
|
|
|
2494 *pp += STRLEN(*pp);
|
|
|
2495 }
|
|
|
2496 else
|
|
|
2497 {
|
|
|
2498 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2499 *pp = p + 1;
|
|
|
2500 if (r != NULL)
|
|
|
2501 {
|
|
|
2502 p = enc_canonize(r);
|
|
|
2503 vim_free(r);
|
|
|
2504 r = p;
|
|
|
2505 }
|
|
|
2506 }
|
|
|
2507 if (r == NULL) /* out of memory */
|
|
|
2508 {
|
|
|
2509 r = (char_u *)"";
|
|
|
2510 *pp = NULL;
|
|
|
2511 }
|
|
|
2512 return r;
|
|
|
2513 }
|
|
|
2514
|
|
|
2515 # ifdef FEAT_EVAL
|
|
|
2516 /*
|
|
|
2517 * Convert a file with the 'charconvert' expression.
|
|
|
2518 * This closes the file which is to be read, converts it and opens the
|
|
|
2519 * resulting file for reading.
|
|
|
2520 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2521 * after reading it).
|
|
|
2522 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2523 */
|
|
|
2524 static char_u *
|
|
|
2525 readfile_charconvert(fname, fenc, fdp)
|
|
|
2526 char_u *fname; /* name of input file */
|
|
|
2527 char_u *fenc; /* converted from */
|
|
|
2528 int *fdp; /* in/out: file descriptor of file */
|
|
|
2529 {
|
|
|
2530 char_u *tmpname;
|
|
|
2531 char_u *errmsg = NULL;
|
|
|
2532
|
|
|
2533 tmpname = vim_tempname('r');
|
|
|
2534 if (tmpname == NULL)
|
|
|
2535 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2536 else
|
|
|
2537 {
|
|
|
2538 close(*fdp); /* close the input file, ignore errors */
|
|
|
2539 *fdp = -1;
|
|
|
2540 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2541 fname, tmpname) == FAIL)
|
|
|
2542 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2543 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2544 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2545 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2546 }
|
|
|
2547
|
|
|
2548 if (errmsg != NULL)
|
|
|
2549 {
|
|
|
2550 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2551 * another type of conversion might still work. */
|
|
|
2552 MSG(errmsg);
|
|
|
2553 if (tmpname != NULL)
|
|
|
2554 {
|
|
|
2555 mch_remove(tmpname); /* delete converted file */
|
|
|
2556 vim_free(tmpname);
|
|
|
2557 tmpname = NULL;
|
|
|
2558 }
|
|
|
2559 }
|
|
|
2560
|
|
|
2561 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2562 if (*fdp < 0)
|
|
|
2563 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2564
|
|
|
2565 return tmpname;
|
|
|
2566 }
|
|
|
2567 # endif
|
|
|
2568
|
|
|
2569 #endif
|
|
|
2570
|
|
|
2571 #ifdef FEAT_VIMINFO
|
|
|
2572 /*
|
|
|
2573 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2574 * buffer marks and the buffer has a name.
|
|
|
2575 */
|
|
|
2576 static void
|
|
|
2577 check_marks_read()
|
|
|
2578 {
|
|
|
2579 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2580 && curbuf->b_ffname != NULL)
|
|
|
2581 read_viminfo(NULL, FALSE, TRUE, FALSE);
|
|
|
2582
|
|
|
2583 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2584 * the ' parameter after opening a buffer. */
|
|
|
2585 curbuf->b_marks_read = TRUE;
|
|
|
2586 }
|
|
|
2587 #endif
|
|
|
2588
|
|
|
2589 #ifdef FEAT_CRYPT
|
|
|
2590 /*
|
|
|
2591 * Check for magic number used for encryption.
|
|
|
2592 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2593 * *filesizep are updated.
|
|
|
2594 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2595 */
|
|
|
2596 static char_u *
|
|
|
2597 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2598 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2599 char_u *ptr; /* pointer to read bytes */
|
|
|
2600 long *sizep; /* length of read bytes */
|
|
|
2601 long *filesizep; /* nr of bytes used from file */
|
|
|
2602 int newfile; /* editing a new buffer */
|
|
|
2603 {
|
|
|
2604 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2605 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2606 {
|
|
|
2607 if (cryptkey == NULL)
|
|
|
2608 {
|
|
|
2609 if (*curbuf->b_p_key)
|
|
|
2610 cryptkey = curbuf->b_p_key;
|
|
|
2611 else
|
|
|
2612 {
|
|
|
2613 /* When newfile is TRUE, store the typed key
|
|
|
2614 * in the 'key' option and don't free it. */
|
|
|
2615 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2616 /* check if empty key entered */
|
|
|
2617 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2618 {
|
|
|
2619 if (cryptkey != curbuf->b_p_key)
|
|
|
2620 vim_free(cryptkey);
|
|
|
2621 cryptkey = NULL;
|
|
|
2622 }
|
|
|
2623 }
|
|
|
2624 }
|
|
|
2625
|
|
|
2626 if (cryptkey != NULL)
|
|
|
2627 {
|
|
|
2628 crypt_init_keys(cryptkey);
|
|
|
2629
|
|
|
2630 /* Remove magic number from the text */
|
|
|
2631 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2632 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2633 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2634 }
|
|
|
2635 }
|
|
|
2636 /* When starting to edit a new file which does not have
|
|
|
2637 * encryption, clear the 'key' option, except when
|
|
|
2638 * starting up (called with -x argument) */
|
|
|
2639 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2640 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2641
|
|
|
2642 return cryptkey;
|
|
|
2643 }
|
|
|
2644 #endif
|
|
|
2645
|
|
|
2646 #ifdef UNIX
|
|
|
2647 static void
|
|
|
2648 set_file_time(fname, atime, mtime)
|
|
|
2649 char_u *fname;
|
|
|
2650 time_t atime; /* access time */
|
|
|
2651 time_t mtime; /* modification time */
|
|
|
2652 {
|
|
|
2653 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2654 struct utimbuf buf;
|
|
|
2655
|
|
|
2656 buf.actime = atime;
|
|
|
2657 buf.modtime = mtime;
|
|
|
2658 (void)utime((char *)fname, &buf);
|
|
|
2659 # else
|
|
|
2660 # if defined(HAVE_UTIMES)
|
|
|
2661 struct timeval tvp[2];
|
|
|
2662
|
|
|
2663 tvp[0].tv_sec = atime;
|
|
|
2664 tvp[0].tv_usec = 0;
|
|
|
2665 tvp[1].tv_sec = mtime;
|
|
|
2666 tvp[1].tv_usec = 0;
|
|
|
2667 # ifdef NeXT
|
|
|
2668 (void)utimes((char *)fname, tvp);
|
|
|
2669 # else
|
|
|
2670 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2671 # endif
|
|
|
2672 # endif
|
|
|
2673 # endif
|
|
|
2674 }
|
|
|
2675 #endif /* UNIX */
|
|
|
2676
|
|
22
|
2677 #if defined(VMS) && !defined(MIN)
|
|
|
2678 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2679 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2680 #endif
|
|
|
2681
|
|
7
|
2682 /*
|
|
589
|
2683 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2684 *
|
|
|
2685 * We do our own buffering here because fwrite() is so slow.
|
|
|
2686 *
|
|
589
|
2687 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2688 * In case of an error everything possible is done to restore the original
|
|
|
2689 * file. But when "forceit" is TRUE, we risk loosing it.
|
|
|
2690 *
|
|
|
2691 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2692 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2693 *
|
|
|
2694 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2695 *
|
|
|
2696 * return FAIL for failure, OK otherwise
|
|
|
2697 */
|
|
|
2698 int
|
|
|
2699 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2700 reset_changed, filtering)
|
|
|
2701 buf_T *buf;
|
|
|
2702 char_u *fname;
|
|
|
2703 char_u *sfname;
|
|
|
2704 linenr_T start, end;
|
|
|
2705 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2706 NULL! */
|
|
589
|
2707 int append; /* append to the file */
|
|
7
|
2708 int forceit;
|
|
|
2709 int reset_changed;
|
|
|
2710 int filtering;
|
|
|
2711 {
|
|
|
2712 int fd;
|
|
|
2713 char_u *backup = NULL;
|
|
|
2714 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2715 int dobackup;
|
|
|
2716 char_u *ffname;
|
|
|
2717 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2718 char_u *s;
|
|
|
2719 char_u *ptr;
|
|
|
2720 char_u c;
|
|
|
2721 int len;
|
|
|
2722 linenr_T lnum;
|
|
|
2723 long nchars;
|
|
|
2724 char_u *errmsg = NULL;
|
|
|
2725 char_u *errnum = NULL;
|
|
|
2726 char_u *buffer;
|
|
|
2727 char_u smallbuf[SMBUFSIZE];
|
|
|
2728 char_u *backup_ext;
|
|
|
2729 int bufsize;
|
|
|
2730 long perm; /* file permissions */
|
|
|
2731 int retval = OK;
|
|
|
2732 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2733 int msg_save = msg_scroll;
|
|
|
2734 int overwriting; /* TRUE if writing over original */
|
|
|
2735 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2736 int device = FALSE; /* writing to a device */
|
|
|
2737 struct stat st_old;
|
|
|
2738 int prev_got_int = got_int;
|
|
|
2739 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2740 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2741 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2742 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2743 #endif
|
|
|
2744 /* writing everything */
|
|
|
2745 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2746 #ifdef FEAT_AUTOCMD
|
|
|
2747 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2748 #endif
|
|
|
2749 int attr;
|
|
|
2750 int fileformat;
|
|
|
2751 int write_bin;
|
|
|
2752 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2753 #ifdef FEAT_MBYTE
|
|
|
2754 int converted = FALSE;
|
|
|
2755 int notconverted = FALSE;
|
|
|
2756 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2757 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2758 #endif
|
|
|
2759 #ifdef HAS_BW_FLAGS
|
|
|
2760 int wb_flags = 0;
|
|
|
2761 #endif
|
|
|
2762 #ifdef HAVE_ACL
|
|
|
2763 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2764 backup or new file */
|
|
|
2765 #endif
|
|
|
2766
|
|
|
2767 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2768 return FAIL;
|
|
|
2769
|
|
|
2770 /*
|
|
|
2771 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2772 * security reasons.
|
|
|
2773 */
|
|
|
2774 if (check_secure())
|
|
|
2775 return FAIL;
|
|
|
2776
|
|
|
2777 /* Avoid a crash for a long name. */
|
|
|
2778 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2779 {
|
|
|
2780 EMSG(_(e_longname));
|
|
|
2781 return FAIL;
|
|
|
2782 }
|
|
|
2783
|
|
|
2784 #ifdef FEAT_MBYTE
|
|
|
2785 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2786 write_info.bw_conv_buf = NULL;
|
|
|
2787 write_info.bw_conv_error = FALSE;
|
|
|
2788 write_info.bw_restlen = 0;
|
|
|
2789 # ifdef USE_ICONV
|
|
|
2790 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2791 # endif
|
|
|
2792 #endif
|
|
|
2793
|
|
167
|
2794 /* After writing a file changedtick changes but we don't want to display
|
|
|
2795 * the line. */
|
|
|
2796 ex_no_reprint = TRUE;
|
|
|
2797
|
|
7
|
2798 /*
|
|
|
2799 * If there is no file name yet, use the one for the written file.
|
|
|
2800 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
2801 * Don't do this when the write is for a filter command.
|
|
589
|
2802 * Don't do this when appending.
|
|
|
2803 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
2804 */
|
|
633
|
2805 if (buf->b_ffname == NULL
|
|
|
2806 && reset_changed
|
|
7
|
2807 && whole
|
|
|
2808 && buf == curbuf
|
|
236
|
2809 #ifdef FEAT_QUICKFIX
|
|
|
2810 && !bt_nofile(buf)
|
|
|
2811 #endif
|
|
7
|
2812 && !filtering
|
|
589
|
2813 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
2814 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
2815 {
|
|
633
|
2816 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
2817 return FAIL;
|
|
633
|
2818 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
2819 }
|
|
|
2820
|
|
|
2821 if (sfname == NULL)
|
|
|
2822 sfname = fname;
|
|
|
2823 /*
|
|
|
2824 * For Unix: Use the short file name whenever possible.
|
|
|
2825 * Avoids problems with networks and when directory names are changed.
|
|
|
2826 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
2827 * another directory, which we don't detect
|
|
|
2828 */
|
|
|
2829 ffname = fname; /* remember full fname */
|
|
|
2830 #ifdef UNIX
|
|
|
2831 fname = sfname;
|
|
|
2832 #endif
|
|
|
2833
|
|
|
2834 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
2835 overwriting = TRUE;
|
|
|
2836 else
|
|
|
2837 overwriting = FALSE;
|
|
|
2838
|
|
|
2839 if (exiting)
|
|
|
2840 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
2841
|
|
|
2842 ++no_wait_return; /* don't wait for return yet */
|
|
|
2843
|
|
|
2844 /*
|
|
|
2845 * Set '[ and '] marks to the lines to be written.
|
|
|
2846 */
|
|
|
2847 buf->b_op_start.lnum = start;
|
|
|
2848 buf->b_op_start.col = 0;
|
|
|
2849 buf->b_op_end.lnum = end;
|
|
|
2850 buf->b_op_end.col = 0;
|
|
|
2851
|
|
|
2852 #ifdef FEAT_AUTOCMD
|
|
|
2853 {
|
|
|
2854 aco_save_T aco;
|
|
|
2855 int buf_ffname = FALSE;
|
|
|
2856 int buf_sfname = FALSE;
|
|
|
2857 int buf_fname_f = FALSE;
|
|
|
2858 int buf_fname_s = FALSE;
|
|
|
2859 int did_cmd = FALSE;
|
|
17
|
2860 int nofile_err = FALSE;
|
|
161
|
2861 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
2862
|
|
|
2863 /*
|
|
|
2864 * Apply PRE aucocommands.
|
|
|
2865 * Set curbuf to the buffer to be written.
|
|
|
2866 * Careful: The autocommands may call buf_write() recursively!
|
|
|
2867 */
|
|
|
2868 if (ffname == buf->b_ffname)
|
|
|
2869 buf_ffname = TRUE;
|
|
|
2870 if (sfname == buf->b_sfname)
|
|
|
2871 buf_sfname = TRUE;
|
|
|
2872 if (fname == buf->b_ffname)
|
|
|
2873 buf_fname_f = TRUE;
|
|
|
2874 if (fname == buf->b_sfname)
|
|
|
2875 buf_fname_s = TRUE;
|
|
|
2876
|
|
|
2877 /* set curwin/curbuf to buf and save a few things */
|
|
|
2878 aucmd_prepbuf(&aco, buf);
|
|
|
2879
|
|
|
2880 if (append)
|
|
|
2881 {
|
|
|
2882 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
2883 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2884 {
|
|
18
|
2885 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2886 nofile_err = TRUE;
|
|
|
2887 else
|
|
|
2888 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
2889 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2890 }
|
|
7
|
2891 }
|
|
|
2892 else if (filtering)
|
|
|
2893 {
|
|
|
2894 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
2895 NULL, sfname, FALSE, curbuf, eap);
|
|
|
2896 }
|
|
|
2897 else if (reset_changed && whole)
|
|
|
2898 {
|
|
|
2899 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
2900 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2901 {
|
|
179
|
2902 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2903 nofile_err = TRUE;
|
|
|
2904 else
|
|
|
2905 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
2906 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2907 }
|
|
7
|
2908 }
|
|
|
2909 else
|
|
|
2910 {
|
|
|
2911 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
2912 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2913 {
|
|
179
|
2914 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2915 nofile_err = TRUE;
|
|
|
2916 else
|
|
|
2917 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
2918 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2919 }
|
|
7
|
2920 }
|
|
|
2921
|
|
|
2922 /* restore curwin/curbuf and a few other things */
|
|
|
2923 aucmd_restbuf(&aco);
|
|
|
2924
|
|
|
2925 /*
|
|
|
2926 * In three situations we return here and don't write the file:
|
|
|
2927 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
2928 * 2. The autocommands abort script processing.
|
|
|
2929 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
2930 */
|
|
|
2931 if (!buf_valid(buf))
|
|
|
2932 buf = NULL;
|
|
161
|
2933 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
2934 || did_cmd || nofile_err
|
|
|
2935 #ifdef FEAT_EVAL
|
|
|
2936 || aborting()
|
|
|
2937 #endif
|
|
|
2938 )
|
|
7
|
2939 {
|
|
|
2940 --no_wait_return;
|
|
|
2941 msg_scroll = msg_save;
|
|
17
|
2942 if (nofile_err)
|
|
|
2943 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
2944
|
|
532
|
2945 if (nofile_err
|
|
|
2946 #ifdef FEAT_EVAL
|
|
|
2947 || aborting()
|
|
|
2948 #endif
|
|
|
2949 )
|
|
7
|
2950 /* An aborting error, interrupt or exception in the
|
|
|
2951 * autocommands. */
|
|
|
2952 return FAIL;
|
|
|
2953 if (did_cmd)
|
|
|
2954 {
|
|
|
2955 if (buf == NULL)
|
|
|
2956 /* The buffer was deleted. We assume it was written
|
|
|
2957 * (can't retry anyway). */
|
|
|
2958 return OK;
|
|
|
2959 if (overwriting)
|
|
|
2960 {
|
|
|
2961 /* Assume the buffer was written, update the timestamp. */
|
|
|
2962 ml_timestamp(buf);
|
|
589
|
2963 if (append)
|
|
|
2964 buf->b_flags &= ~BF_NEW;
|
|
|
2965 else
|
|
|
2966 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
2967 }
|
|
589
|
2968 if (reset_changed && buf->b_changed && !append
|
|
39
|
2969 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
2970 /* Buffer still changed, the autocommands didn't work
|
|
|
2971 * properly. */
|
|
|
2972 return FAIL;
|
|
|
2973 return OK;
|
|
|
2974 }
|
|
|
2975 #ifdef FEAT_EVAL
|
|
|
2976 if (!aborting())
|
|
|
2977 #endif
|
|
|
2978 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
2979 return FAIL;
|
|
|
2980 }
|
|
|
2981
|
|
|
2982 /*
|
|
|
2983 * The autocommands may have changed the number of lines in the file.
|
|
|
2984 * When writing the whole file, adjust the end.
|
|
|
2985 * When writing part of the file, assume that the autocommands only
|
|
|
2986 * changed the number of lines that are to be written (tricky!).
|
|
|
2987 */
|
|
|
2988 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
2989 {
|
|
|
2990 if (whole) /* write all */
|
|
|
2991 end = buf->b_ml.ml_line_count;
|
|
|
2992 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
2993 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
2994 else /* less lines */
|
|
|
2995 {
|
|
|
2996 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
2997 if (end < start)
|
|
|
2998 {
|
|
|
2999 --no_wait_return;
|
|
|
3000 msg_scroll = msg_save;
|
|
|
3001 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3002 return FAIL;
|
|
|
3003 }
|
|
|
3004 }
|
|
|
3005 }
|
|
|
3006
|
|
|
3007 /*
|
|
|
3008 * The autocommands may have changed the name of the buffer, which may
|
|
|
3009 * be kept in fname, ffname and sfname.
|
|
|
3010 */
|
|
|
3011 if (buf_ffname)
|
|
|
3012 ffname = buf->b_ffname;
|
|
|
3013 if (buf_sfname)
|
|
|
3014 sfname = buf->b_sfname;
|
|
|
3015 if (buf_fname_f)
|
|
|
3016 fname = buf->b_ffname;
|
|
|
3017 if (buf_fname_s)
|
|
|
3018 fname = buf->b_sfname;
|
|
|
3019 }
|
|
|
3020 #endif
|
|
|
3021
|
|
|
3022 #ifdef FEAT_NETBEANS_INTG
|
|
|
3023 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3024 {
|
|
|
3025 if (whole)
|
|
|
3026 {
|
|
|
3027 /*
|
|
|
3028 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3029 * the buffer to NetBeans.
|
|
|
3030 */
|
|
|
3031 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3032 {
|
|
33
|
3033 --no_wait_return; /* may wait for return now */
|
|
|
3034 msg_scroll = msg_save;
|
|
|
3035 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3036 return retval;
|
|
|
3037 }
|
|
|
3038 else
|
|
|
3039 {
|
|
|
3040 errnum = (char_u *)"E656: ";
|
|
|
3041 errmsg = (char_u *)_("NetBeans dissallows writes of unmodified buffers");
|
|
|
3042 buffer = NULL;
|
|
|
3043 goto fail;
|
|
|
3044 }
|
|
|
3045 }
|
|
|
3046 else
|
|
|
3047 {
|
|
|
3048 errnum = (char_u *)"E657: ";
|
|
|
3049 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3050 buffer = NULL;
|
|
|
3051 goto fail;
|
|
|
3052 }
|
|
|
3053 }
|
|
|
3054 #endif
|
|
|
3055
|
|
|
3056 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3057 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3058 else
|
|
|
3059 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3060 if (!filtering)
|
|
|
3061 filemess(buf,
|
|
|
3062 #ifndef UNIX
|
|
|
3063 sfname,
|
|
|
3064 #else
|
|
|
3065 fname,
|
|
|
3066 #endif
|
|
|
3067 (char_u *)"", 0); /* show that we are busy */
|
|
|
3068 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3069
|
|
|
3070 buffer = alloc(BUFSIZE);
|
|
|
3071 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3072 * one (to be able to write when out of
|
|
|
3073 * memory) */
|
|
|
3074 {
|
|
|
3075 buffer = smallbuf;
|
|
|
3076 bufsize = SMBUFSIZE;
|
|
|
3077 }
|
|
|
3078 else
|
|
|
3079 bufsize = BUFSIZE;
|
|
|
3080
|
|
|
3081 /*
|
|
|
3082 * Get information about original file (if there is one).
|
|
|
3083 */
|
|
|
3084 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3085 st_old.st_dev = st_old.st_ino = 0;
|
|
|
3086 perm = -1;
|
|
|
3087 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3088 newfile = TRUE;
|
|
|
3089 else
|
|
|
3090 {
|
|
|
3091 perm = st_old.st_mode;
|
|
|
3092 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3093 {
|
|
|
3094 if (S_ISDIR(st_old.st_mode))
|
|
|
3095 {
|
|
|
3096 errnum = (char_u *)"E502: ";
|
|
|
3097 errmsg = (char_u *)_("is a directory");
|
|
|
3098 goto fail;
|
|
|
3099 }
|
|
|
3100 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3101 {
|
|
|
3102 errnum = (char_u *)"E503: ";
|
|
|
3103 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3104 goto fail;
|
|
|
3105 }
|
|
|
3106 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3107 * but for which we can't make a backup. */
|
|
|
3108 device = TRUE;
|
|
|
3109 newfile = TRUE;
|
|
|
3110 perm = -1;
|
|
|
3111 }
|
|
|
3112 }
|
|
|
3113 #else /* !UNIX */
|
|
|
3114 /*
|
|
|
3115 * Check for a writable device name.
|
|
|
3116 */
|
|
|
3117 c = mch_nodetype(fname);
|
|
|
3118 if (c == NODE_OTHER)
|
|
|
3119 {
|
|
|
3120 errnum = (char_u *)"E503: ";
|
|
|
3121 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3122 goto fail;
|
|
|
3123 }
|
|
|
3124 if (c == NODE_WRITABLE)
|
|
|
3125 {
|
|
|
3126 device = TRUE;
|
|
|
3127 newfile = TRUE;
|
|
|
3128 perm = -1;
|
|
|
3129 }
|
|
|
3130 else
|
|
|
3131 {
|
|
|
3132 perm = mch_getperm(fname);
|
|
|
3133 if (perm < 0)
|
|
|
3134 newfile = TRUE;
|
|
|
3135 else if (mch_isdir(fname))
|
|
|
3136 {
|
|
|
3137 errnum = (char_u *)"E502: ";
|
|
|
3138 errmsg = (char_u *)_("is a directory");
|
|
|
3139 goto fail;
|
|
|
3140 }
|
|
|
3141 if (overwriting)
|
|
|
3142 (void)mch_stat((char *)fname, &st_old);
|
|
|
3143 }
|
|
|
3144 #endif /* !UNIX */
|
|
|
3145
|
|
|
3146 if (!device && !newfile)
|
|
|
3147 {
|
|
|
3148 /*
|
|
|
3149 * Check if the file is really writable (when renaming the file to
|
|
|
3150 * make a backup we won't discover it later).
|
|
|
3151 */
|
|
|
3152 file_readonly = (
|
|
|
3153 # ifdef USE_MCH_ACCESS
|
|
|
3154 # ifdef UNIX
|
|
|
3155 (perm & 0222) == 0 ||
|
|
|
3156 # endif
|
|
|
3157 mch_access((char *)fname, W_OK)
|
|
|
3158 # else
|
|
|
3159 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
3160 ? TRUE : (close(fd), FALSE)
|
|
|
3161 # endif
|
|
|
3162 );
|
|
|
3163 if (!forceit && file_readonly)
|
|
|
3164 {
|
|
|
3165 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3166 {
|
|
|
3167 errnum = (char_u *)"E504: ";
|
|
|
3168 errmsg = (char_u *)_(err_readonly);
|
|
|
3169 }
|
|
|
3170 else
|
|
|
3171 {
|
|
|
3172 errnum = (char_u *)"E505: ";
|
|
|
3173 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3174 }
|
|
|
3175 goto fail;
|
|
|
3176 }
|
|
|
3177
|
|
|
3178 /*
|
|
|
3179 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3180 */
|
|
|
3181 if (overwriting)
|
|
|
3182 {
|
|
|
3183 retval = check_mtime(buf, &st_old);
|
|
|
3184 if (retval == FAIL)
|
|
|
3185 goto fail;
|
|
|
3186 }
|
|
|
3187 }
|
|
|
3188
|
|
|
3189 #ifdef HAVE_ACL
|
|
|
3190 /*
|
|
|
3191 * For systems that support ACL: get the ACL from the original file.
|
|
|
3192 */
|
|
|
3193 if (!newfile)
|
|
|
3194 acl = mch_get_acl(fname);
|
|
|
3195 #endif
|
|
|
3196
|
|
|
3197 /*
|
|
|
3198 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3199 */
|
|
|
3200 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3201 #ifdef FEAT_WILDIGN
|
|
|
3202 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3203 dobackup = FALSE;
|
|
|
3204 #endif
|
|
|
3205
|
|
|
3206 /*
|
|
|
3207 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3208 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3209 * abort it.
|
|
|
3210 */
|
|
|
3211 prev_got_int = got_int;
|
|
|
3212 got_int = FALSE;
|
|
|
3213
|
|
|
3214 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3215 buf->b_saving = TRUE;
|
|
|
3216
|
|
|
3217 /*
|
|
|
3218 * If we are not appending or filtering, the file exists, and the
|
|
|
3219 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3220 * When 'patchmode' is set also make a backup when appending.
|
|
|
3221 *
|
|
|
3222 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3223 * off. This helps when editing large files on almost-full disks.
|
|
|
3224 */
|
|
|
3225 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3226 {
|
|
|
3227 #if defined(UNIX) || defined(WIN32)
|
|
|
3228 struct stat st;
|
|
|
3229 #endif
|
|
|
3230
|
|
|
3231 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3232 backup_copy = TRUE;
|
|
|
3233 #if defined(UNIX) || defined(WIN32)
|
|
|
3234 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3235 {
|
|
|
3236 int i;
|
|
|
3237
|
|
|
3238 # ifdef UNIX
|
|
|
3239 /*
|
|
|
3240 * Don't rename the file when:
|
|
|
3241 * - it's a hard link
|
|
|
3242 * - it's a symbolic link
|
|
|
3243 * - we don't have write permission in the directory
|
|
|
3244 * - we can't set the owner/group of the new file
|
|
|
3245 */
|
|
|
3246 if (st_old.st_nlink > 1
|
|
|
3247 || mch_lstat((char *)fname, &st) < 0
|
|
|
3248 || st.st_dev != st_old.st_dev
|
|
557
|
3249 || st.st_ino != st_old.st_ino
|
|
|
3250 # ifndef HAVE_FCHOWN
|
|
|
3251 || st.st_uid != st_old.st_uid
|
|
|
3252 || st.st_gid != st_old.st_gid
|
|
|
3253 # endif
|
|
|
3254 )
|
|
7
|
3255 backup_copy = TRUE;
|
|
|
3256 else
|
|
|
3257 # endif
|
|
|
3258 {
|
|
|
3259 /*
|
|
|
3260 * Check if we can create a file and set the owner/group to
|
|
|
3261 * the ones from the original file.
|
|
|
3262 * First find a file name that doesn't exist yet (use some
|
|
|
3263 * arbitrary numbers).
|
|
|
3264 */
|
|
|
3265 STRCPY(IObuff, fname);
|
|
|
3266 for (i = 4913; ; i += 123)
|
|
|
3267 {
|
|
|
3268 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3269 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3270 break;
|
|
|
3271 }
|
|
557
|
3272 fd = mch_open((char *)IObuff,
|
|
|
3273 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3274 if (fd < 0) /* can't write in directory */
|
|
|
3275 backup_copy = TRUE;
|
|
|
3276 else
|
|
|
3277 {
|
|
|
3278 # ifdef UNIX
|
|
557
|
3279 # ifdef HAVE_FCHOWN
|
|
|
3280 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
3281 # endif
|
|
7
|
3282 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3283 || st.st_uid != st_old.st_uid
|
|
|
3284 || st.st_gid != st_old.st_gid
|
|
|
3285 || st.st_mode != perm)
|
|
|
3286 backup_copy = TRUE;
|
|
|
3287 # endif
|
|
567
|
3288 /* Close the file before removing it, on MS-Windows we
|
|
|
3289 * can't delete an open file. */
|
|
|
3290 close(fd);
|
|
7
|
3291 mch_remove(IObuff);
|
|
|
3292 }
|
|
|
3293 }
|
|
|
3294 }
|
|
|
3295
|
|
|
3296 # ifdef UNIX
|
|
|
3297 /*
|
|
|
3298 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3299 */
|
|
|
3300 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3301 {
|
|
|
3302 int lstat_res;
|
|
|
3303
|
|
|
3304 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3305
|
|
|
3306 /* Symlinks. */
|
|
|
3307 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3308 && lstat_res == 0
|
|
|
3309 && st.st_ino != st_old.st_ino)
|
|
|
3310 backup_copy = FALSE;
|
|
|
3311
|
|
|
3312 /* Hardlinks. */
|
|
|
3313 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3314 && st_old.st_nlink > 1
|
|
|
3315 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3316 backup_copy = FALSE;
|
|
|
3317 }
|
|
|
3318 #endif
|
|
|
3319
|
|
|
3320 #endif
|
|
|
3321
|
|
|
3322 /* make sure we have a valid backup extension to use */
|
|
|
3323 if (*p_bex == NUL)
|
|
|
3324 {
|
|
|
3325 #ifdef RISCOS
|
|
|
3326 backup_ext = (char_u *)"/bak";
|
|
|
3327 #else
|
|
|
3328 backup_ext = (char_u *)".bak";
|
|
|
3329 #endif
|
|
|
3330 }
|
|
|
3331 else
|
|
|
3332 backup_ext = p_bex;
|
|
|
3333
|
|
|
3334 if (backup_copy
|
|
|
3335 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3336 {
|
|
|
3337 int bfd;
|
|
|
3338 char_u *copybuf, *wp;
|
|
|
3339 int some_error = FALSE;
|
|
|
3340 struct stat st_new;
|
|
|
3341 char_u *dirp;
|
|
|
3342 char_u *rootname;
|
|
344
|
3343 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3344 int did_set_shortname;
|
|
|
3345 #endif
|
|
|
3346
|
|
|
3347 copybuf = alloc(BUFSIZE + 1);
|
|
|
3348 if (copybuf == NULL)
|
|
|
3349 {
|
|
|
3350 some_error = TRUE; /* out of memory */
|
|
|
3351 goto nobackup;
|
|
|
3352 }
|
|
|
3353
|
|
|
3354 /*
|
|
|
3355 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3356 *
|
|
|
3357 * Unix semantics has it, that we may have a writable file,
|
|
|
3358 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3359 * - the directory is not writable,
|
|
|
3360 * - the file may be a symbolic link,
|
|
|
3361 * - the file may belong to another user/group, etc.
|
|
|
3362 *
|
|
|
3363 * For these reasons, the existing writable file must be truncated
|
|
|
3364 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3365 */
|
|
|
3366 dirp = p_bdir;
|
|
|
3367 while (*dirp)
|
|
|
3368 {
|
|
|
3369 #ifdef UNIX
|
|
|
3370 st_new.st_ino = 0;
|
|
|
3371 st_new.st_dev = 0;
|
|
|
3372 st_new.st_gid = 0;
|
|
|
3373 #endif
|
|
|
3374
|
|
|
3375 /*
|
|
|
3376 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3377 */
|
|
|
3378 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3379 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3380 if (rootname == NULL)
|
|
|
3381 {
|
|
|
3382 some_error = TRUE; /* out of memory */
|
|
|
3383 goto nobackup;
|
|
|
3384 }
|
|
|
3385
|
|
344
|
3386 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3387 did_set_shortname = FALSE;
|
|
|
3388 #endif
|
|
|
3389
|
|
|
3390 /*
|
|
|
3391 * May try twice if 'shortname' not set.
|
|
|
3392 */
|
|
|
3393 for (;;)
|
|
|
3394 {
|
|
|
3395 /*
|
|
|
3396 * Make backup file name.
|
|
|
3397 */
|
|
|
3398 backup = buf_modname(
|
|
|
3399 #ifdef SHORT_FNAME
|
|
|
3400 TRUE,
|
|
|
3401 #else
|
|
|
3402 (buf->b_p_sn || buf->b_shortname),
|
|
|
3403 #endif
|
|
|
3404 rootname, backup_ext, FALSE);
|
|
|
3405 if (backup == NULL)
|
|
|
3406 {
|
|
|
3407 vim_free(rootname);
|
|
|
3408 some_error = TRUE; /* out of memory */
|
|
|
3409 goto nobackup;
|
|
|
3410 }
|
|
|
3411
|
|
|
3412 /*
|
|
|
3413 * Check if backup file already exists.
|
|
|
3414 */
|
|
|
3415 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3416 {
|
|
|
3417 #ifdef UNIX
|
|
|
3418 /*
|
|
|
3419 * Check if backup file is same as original file.
|
|
|
3420 * May happen when modname() gave the same file back.
|
|
|
3421 * E.g. silly link, or file name-length reached.
|
|
|
3422 * If we don't check here, we either ruin the file
|
|
|
3423 * when copying or erase it after writing. jw.
|
|
|
3424 */
|
|
|
3425 if (st_new.st_dev == st_old.st_dev
|
|
|
3426 && st_new.st_ino == st_old.st_ino)
|
|
|
3427 {
|
|
|
3428 vim_free(backup);
|
|
|
3429 backup = NULL; /* no backup file to delete */
|
|
|
3430 # ifndef SHORT_FNAME
|
|
|
3431 /*
|
|
|
3432 * may try again with 'shortname' set
|
|
|
3433 */
|
|
|
3434 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3435 {
|
|
|
3436 buf->b_shortname = TRUE;
|
|
|
3437 did_set_shortname = TRUE;
|
|
|
3438 continue;
|
|
|
3439 }
|
|
|
3440 /* setting shortname didn't help */
|
|
|
3441 if (did_set_shortname)
|
|
|
3442 buf->b_shortname = FALSE;
|
|
|
3443 # endif
|
|
|
3444 break;
|
|
|
3445 }
|
|
|
3446 #endif
|
|
|
3447
|
|
|
3448 /*
|
|
|
3449 * If we are not going to keep the backup file, don't
|
|
|
3450 * delete an existing one, try to use another name.
|
|
|
3451 * Change one character, just before the extension.
|
|
|
3452 */
|
|
|
3453 if (!p_bk)
|
|
|
3454 {
|
|
|
3455 wp = backup + STRLEN(backup) - 1
|
|
|
3456 - STRLEN(backup_ext);
|
|
|
3457 if (wp < backup) /* empty file name ??? */
|
|
|
3458 wp = backup;
|
|
|
3459 *wp = 'z';
|
|
|
3460 while (*wp > 'a'
|
|
|
3461 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3462 --*wp;
|
|
|
3463 /* They all exist??? Must be something wrong. */
|
|
|
3464 if (*wp == 'a')
|
|
|
3465 {
|
|
|
3466 vim_free(backup);
|
|
|
3467 backup = NULL;
|
|
|
3468 }
|
|
|
3469 }
|
|
|
3470 }
|
|
|
3471 break;
|
|
|
3472 }
|
|
|
3473 vim_free(rootname);
|
|
|
3474
|
|
|
3475 /*
|
|
|
3476 * Try to create the backup file
|
|
|
3477 */
|
|
|
3478 if (backup != NULL)
|
|
|
3479 {
|
|
|
3480 /* remove old backup, if present */
|
|
|
3481 mch_remove(backup);
|
|
|
3482 /* Open with O_EXCL to avoid the file being created while
|
|
|
3483 * we were sleeping (symlink hacker attack?) */
|
|
|
3484 bfd = mch_open((char *)backup,
|
|
557
|
3485 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3486 perm & 0777);
|
|
7
|
3487 if (bfd < 0)
|
|
|
3488 {
|
|
|
3489 vim_free(backup);
|
|
|
3490 backup = NULL;
|
|
|
3491 }
|
|
|
3492 else
|
|
|
3493 {
|
|
|
3494 /* set file protection same as original file, but
|
|
|
3495 * strip s-bit */
|
|
|
3496 (void)mch_setperm(backup, perm & 0777);
|
|
|
3497
|
|
|
3498 #ifdef UNIX
|
|
|
3499 /*
|
|
|
3500 * Try to set the group of the backup same as the
|
|
|
3501 * original file. If this fails, set the protection
|
|
|
3502 * bits for the group same as the protection bits for
|
|
|
3503 * others.
|
|
|
3504 */
|
|
557
|
3505 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3506 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3507 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3508 # endif
|
|
|
3509 )
|
|
|
3510 mch_setperm(backup,
|
|
|
3511 (perm & 0707) | ((perm & 07) << 3));
|
|
|
3512 #endif
|
|
|
3513
|
|
|
3514 /*
|
|
|
3515 * copy the file.
|
|
|
3516 */
|
|
|
3517 write_info.bw_fd = bfd;
|
|
|
3518 write_info.bw_buf = copybuf;
|
|
|
3519 #ifdef HAS_BW_FLAGS
|
|
|
3520 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3521 #endif
|
|
|
3522 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3523 BUFSIZE)) > 0)
|
|
|
3524 {
|
|
|
3525 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3526 {
|
|
|
3527 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3528 break;
|
|
|
3529 }
|
|
|
3530 ui_breakcheck();
|
|
|
3531 if (got_int)
|
|
|
3532 {
|
|
|
3533 errmsg = (char_u *)_(e_interr);
|
|
|
3534 break;
|
|
|
3535 }
|
|
|
3536 }
|
|
|
3537
|
|
|
3538 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3539 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3540 if (write_info.bw_len < 0)
|
|
|
3541 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3542 #ifdef UNIX
|
|
|
3543 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3544 #endif
|
|
|
3545 #ifdef HAVE_ACL
|
|
|
3546 mch_set_acl(backup, acl);
|
|
|
3547 #endif
|
|
|
3548 break;
|
|
|
3549 }
|
|
|
3550 }
|
|
|
3551 }
|
|
|
3552 nobackup:
|
|
|
3553 close(fd); /* ignore errors for closing read file */
|
|
|
3554 vim_free(copybuf);
|
|
|
3555
|
|
|
3556 if (backup == NULL && errmsg == NULL)
|
|
|
3557 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3558 /* ignore errors when forceit is TRUE */
|
|
|
3559 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3560 {
|
|
|
3561 retval = FAIL;
|
|
|
3562 goto fail;
|
|
|
3563 }
|
|
|
3564 errmsg = NULL;
|
|
|
3565 }
|
|
|
3566 else
|
|
|
3567 {
|
|
|
3568 char_u *dirp;
|
|
|
3569 char_u *p;
|
|
|
3570 char_u *rootname;
|
|
|
3571
|
|
|
3572 /*
|
|
|
3573 * Make a backup by renaming the original file.
|
|
|
3574 */
|
|
|
3575 /*
|
|
|
3576 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3577 * overwrite a read-only file. But rename may be possible
|
|
|
3578 * anyway, thus we need an extra check here.
|
|
|
3579 */
|
|
|
3580 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3581 {
|
|
|
3582 errnum = (char_u *)"E504: ";
|
|
|
3583 errmsg = (char_u *)_(err_readonly);
|
|
|
3584 goto fail;
|
|
|
3585 }
|
|
|
3586
|
|
|
3587 /*
|
|
|
3588 *
|
|
|
3589 * Form the backup file name - change path/fo.o.h to
|
|
|
3590 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3591 * that works is used.
|
|
|
3592 */
|
|
|
3593 dirp = p_bdir;
|
|
|
3594 while (*dirp)
|
|
|
3595 {
|
|
|
3596 /*
|
|
|
3597 * Isolate one directory name and make the backup file name.
|
|
|
3598 */
|
|
|
3599 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3600 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3601 if (rootname == NULL)
|
|
|
3602 backup = NULL;
|
|
|
3603 else
|
|
|
3604 {
|
|
|
3605 backup = buf_modname(
|
|
|
3606 #ifdef SHORT_FNAME
|
|
|
3607 TRUE,
|
|
|
3608 #else
|
|
|
3609 (buf->b_p_sn || buf->b_shortname),
|
|
|
3610 #endif
|
|
|
3611 rootname, backup_ext, FALSE);
|
|
|
3612 vim_free(rootname);
|
|
|
3613 }
|
|
|
3614
|
|
|
3615 if (backup != NULL)
|
|
|
3616 {
|
|
|
3617 /*
|
|
|
3618 * If we are not going to keep the backup file, don't
|
|
|
3619 * delete an existing one, try to use another name.
|
|
|
3620 * Change one character, just before the extension.
|
|
|
3621 */
|
|
|
3622 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3623 {
|
|
|
3624 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3625 if (p < backup) /* empty file name ??? */
|
|
|
3626 p = backup;
|
|
|
3627 *p = 'z';
|
|
|
3628 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3629 --*p;
|
|
|
3630 /* They all exist??? Must be something wrong! */
|
|
|
3631 if (*p == 'a')
|
|
|
3632 {
|
|
|
3633 vim_free(backup);
|
|
|
3634 backup = NULL;
|
|
|
3635 }
|
|
|
3636 }
|
|
|
3637 }
|
|
|
3638 if (backup != NULL)
|
|
|
3639 {
|
|
|
3640 /*
|
|
531
|
3641 * Delete any existing backup and move the current version
|
|
|
3642 * to the backup. For safety, we don't remove the backup
|
|
|
3643 * until the write has finished successfully. And if the
|
|
|
3644 * 'backup' option is set, leave it around.
|
|
7
|
3645 */
|
|
|
3646 /*
|
|
|
3647 * If the renaming of the original file to the backup file
|
|
|
3648 * works, quit here.
|
|
|
3649 */
|
|
|
3650 if (vim_rename(fname, backup) == 0)
|
|
|
3651 break;
|
|
|
3652
|
|
|
3653 vim_free(backup); /* don't do the rename below */
|
|
|
3654 backup = NULL;
|
|
|
3655 }
|
|
|
3656 }
|
|
|
3657 if (backup == NULL && !forceit)
|
|
|
3658 {
|
|
|
3659 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3660 goto fail;
|
|
|
3661 }
|
|
|
3662 }
|
|
|
3663 }
|
|
|
3664
|
|
|
3665 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3666 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3667 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3668 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3669 {
|
|
|
3670 perm |= 0200;
|
|
|
3671 (void)mch_setperm(fname, perm);
|
|
|
3672 made_writable = TRUE;
|
|
|
3673 }
|
|
|
3674 #endif
|
|
|
3675
|
|
|
3676 /* When using ":w!" and writing to the current file, readonly makes no
|
|
164
|
3677 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3678 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3679 {
|
|
|
3680 buf->b_p_ro = FALSE;
|
|
|
3681 #ifdef FEAT_TITLE
|
|
|
3682 need_maketitle = TRUE; /* set window title later */
|
|
|
3683 #endif
|
|
|
3684 #ifdef FEAT_WINDOWS
|
|
|
3685 status_redraw_all(); /* redraw status lines later */
|
|
|
3686 #endif
|
|
|
3687 }
|
|
|
3688
|
|
|
3689 if (end > buf->b_ml.ml_line_count)
|
|
|
3690 end = buf->b_ml.ml_line_count;
|
|
|
3691 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3692 start = end + 1;
|
|
|
3693
|
|
|
3694 /*
|
|
|
3695 * If the original file is being overwritten, there is a small chance that
|
|
|
3696 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3697 * This makes all block numbers positive so that recovery does not need
|
|
|
3698 * the original file.
|
|
|
3699 * Don't do this if there is a backup file and we are exiting.
|
|
|
3700 */
|
|
39
|
3701 if (reset_changed && !newfile && overwriting
|
|
7
|
3702 && !(exiting && backup != NULL))
|
|
|
3703 {
|
|
|
3704 ml_preserve(buf, FALSE);
|
|
|
3705 if (got_int)
|
|
|
3706 {
|
|
|
3707 errmsg = (char_u *)_(e_interr);
|
|
|
3708 goto restore_backup;
|
|
|
3709 }
|
|
|
3710 }
|
|
|
3711
|
|
|
3712 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3713 /*
|
|
|
3714 * Before risking to lose the original file verify if there's
|
|
|
3715 * a resource fork to preserve, and if cannot be done warn
|
|
|
3716 * the users. This happens when overwriting without backups.
|
|
|
3717 */
|
|
|
3718 if (backup == NULL && overwriting && !append)
|
|
|
3719 if (mch_has_resource_fork(fname))
|
|
|
3720 {
|
|
|
3721 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3722 goto restore_backup;
|
|
|
3723 }
|
|
|
3724 #endif
|
|
|
3725
|
|
|
3726 #ifdef VMS
|
|
|
3727 vms_remove_version(fname); /* remove version */
|
|
|
3728 #endif
|
|
|
3729 /* Default: write the the file directly. May write to a temp file for
|
|
|
3730 * multi-byte conversion. */
|
|
|
3731 wfname = fname;
|
|
|
3732
|
|
|
3733 #ifdef FEAT_MBYTE
|
|
|
3734 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3735 if (eap != NULL && eap->force_enc != 0)
|
|
|
3736 {
|
|
|
3737 fenc = eap->cmd + eap->force_enc;
|
|
|
3738 fenc = enc_canonize(fenc);
|
|
|
3739 fenc_tofree = fenc;
|
|
|
3740 }
|
|
|
3741 else
|
|
|
3742 fenc = buf->b_p_fenc;
|
|
|
3743
|
|
|
3744 /*
|
|
|
3745 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3746 * 'fileencoding' differs from 'encoding'.
|
|
|
3747 */
|
|
|
3748 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3749
|
|
|
3750 /*
|
|
|
3751 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3752 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3753 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3754 */
|
|
|
3755 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3756 {
|
|
|
3757 wb_flags = get_fio_flags(fenc);
|
|
|
3758 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3759 {
|
|
|
3760 /* Need to allocate a buffer to translate into. */
|
|
|
3761 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3762 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3763 else /* FIO_UCS4 */
|
|
|
3764 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3765 write_info.bw_conv_buf
|
|
|
3766 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3767 if (write_info.bw_conv_buf == NULL)
|
|
|
3768 end = 0;
|
|
|
3769 }
|
|
|
3770 }
|
|
|
3771
|
|
|
3772 # ifdef WIN3264
|
|
|
3773 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3774 {
|
|
|
3775 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3776 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3777 write_info.bw_conv_buf
|
|
|
3778 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3779 if (write_info.bw_conv_buf == NULL)
|
|
|
3780 end = 0;
|
|
|
3781 }
|
|
|
3782 # endif
|
|
|
3783
|
|
|
3784 # ifdef MACOS_X
|
|
|
3785 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
3786 {
|
|
|
3787 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
3788 write_info.bw_conv_buf
|
|
|
3789 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3790 if (write_info.bw_conv_buf == NULL)
|
|
|
3791 end = 0;
|
|
|
3792 }
|
|
|
3793 # endif
|
|
|
3794
|
|
|
3795 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
3796 if (converted && wb_flags == 0)
|
|
|
3797 {
|
|
|
3798 # ifdef USE_ICONV
|
|
|
3799 /*
|
|
|
3800 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
3801 * internally.
|
|
|
3802 */
|
|
|
3803 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
3804 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
3805 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
3806 {
|
|
|
3807 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
3808 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
3809 write_info.bw_conv_buf
|
|
|
3810 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3811 if (write_info.bw_conv_buf == NULL)
|
|
|
3812 end = 0;
|
|
|
3813 write_info.bw_first = TRUE;
|
|
|
3814 }
|
|
|
3815 # ifdef FEAT_EVAL
|
|
|
3816 else
|
|
|
3817 # endif
|
|
|
3818 # endif
|
|
|
3819
|
|
|
3820 # ifdef FEAT_EVAL
|
|
|
3821 /*
|
|
|
3822 * When the file needs to be converted with 'charconvert' after
|
|
|
3823 * writing, write to a temp file instead and let the conversion
|
|
|
3824 * overwrite the original file.
|
|
|
3825 */
|
|
|
3826 if (*p_ccv != NUL)
|
|
|
3827 {
|
|
|
3828 wfname = vim_tempname('w');
|
|
|
3829 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
3830 {
|
|
|
3831 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
3832 goto restore_backup;
|
|
|
3833 }
|
|
|
3834 }
|
|
|
3835 # endif
|
|
|
3836 }
|
|
|
3837 # endif
|
|
|
3838 if (converted && wb_flags == 0
|
|
|
3839 # ifdef USE_ICONV
|
|
|
3840 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
3841 # endif
|
|
|
3842 # ifdef FEAT_EVAL
|
|
|
3843 && wfname == fname
|
|
|
3844 # endif
|
|
|
3845 )
|
|
|
3846 {
|
|
|
3847 if (!forceit)
|
|
|
3848 {
|
|
|
3849 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
3850 goto restore_backup;
|
|
|
3851 }
|
|
|
3852 notconverted = TRUE;
|
|
|
3853 }
|
|
|
3854 #endif
|
|
|
3855
|
|
|
3856 /*
|
|
|
3857 * Open the file "wfname" for writing.
|
|
|
3858 * We may try to open the file twice: If we can't write to the
|
|
|
3859 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
3860 * a new one. If this still fails we may have lost the original file!
|
|
|
3861 * (this may happen when the user reached his quotum for number of files).
|
|
|
3862 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
3863 */
|
|
|
3864 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
3865 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
3866 : (O_CREAT | O_TRUNC))
|
|
216
|
3867 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
3868 {
|
|
|
3869 /*
|
|
|
3870 * A forced write will try to create a new file if the old one is
|
|
|
3871 * still readonly. This may also happen when the directory is
|
|
|
3872 * read-only. In that case the mch_remove() will fail.
|
|
|
3873 */
|
|
|
3874 if (errmsg == NULL)
|
|
|
3875 {
|
|
|
3876 #ifdef UNIX
|
|
|
3877 struct stat st;
|
|
|
3878
|
|
|
3879 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
3880 if ((!newfile && st_old.st_nlink > 1)
|
|
|
3881 || (mch_lstat((char *)fname, &st) == 0
|
|
|
3882 && (st.st_dev != st_old.st_dev
|
|
|
3883 || st.st_ino != st_old.st_ino)))
|
|
|
3884 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
3885 else
|
|
|
3886 #endif
|
|
|
3887 {
|
|
|
3888 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
3889 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
3890 && perm >= 0)
|
|
|
3891 {
|
|
|
3892 #ifdef UNIX
|
|
|
3893 /* we write to the file, thus it should be marked
|
|
|
3894 writable after all */
|
|
|
3895 if (!(perm & 0200))
|
|
|
3896 made_writable = TRUE;
|
|
|
3897 perm |= 0200;
|
|
|
3898 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
3899 perm &= 0777;
|
|
|
3900 #endif
|
|
|
3901 if (!append) /* don't remove when appending */
|
|
|
3902 mch_remove(wfname);
|
|
|
3903 continue;
|
|
|
3904 }
|
|
|
3905 }
|
|
|
3906 }
|
|
|
3907
|
|
|
3908 restore_backup:
|
|
|
3909 {
|
|
|
3910 struct stat st;
|
|
|
3911
|
|
|
3912 /*
|
|
|
3913 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
3914 * away. If we moved or removed the original file try to put the
|
|
|
3915 * backup in its place.
|
|
|
3916 */
|
|
|
3917 if (backup != NULL && wfname == fname)
|
|
|
3918 {
|
|
|
3919 if (backup_copy)
|
|
|
3920 {
|
|
|
3921 /*
|
|
|
3922 * There is a small chance that we removed the original,
|
|
|
3923 * try to move the copy in its place.
|
|
|
3924 * This may not work if the vim_rename() fails.
|
|
|
3925 * In that case we leave the copy around.
|
|
|
3926 */
|
|
|
3927 /* If file does not exist, put the copy in its place */
|
|
|
3928 if (mch_stat((char *)fname, &st) < 0)
|
|
|
3929 vim_rename(backup, fname);
|
|
|
3930 /* if original file does exist throw away the copy */
|
|
|
3931 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
3932 mch_remove(backup);
|
|
|
3933 }
|
|
|
3934 else
|
|
|
3935 {
|
|
|
3936 /* try to put the original file back */
|
|
|
3937 vim_rename(backup, fname);
|
|
|
3938 }
|
|
|
3939 }
|
|
|
3940
|
|
|
3941 /* if original file no longer exists give an extra warning */
|
|
|
3942 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
3943 end = 0;
|
|
|
3944 }
|
|
|
3945
|
|
|
3946 #ifdef FEAT_MBYTE
|
|
|
3947 if (wfname != fname)
|
|
|
3948 vim_free(wfname);
|
|
|
3949 #endif
|
|
|
3950 goto fail;
|
|
|
3951 }
|
|
|
3952 errmsg = NULL;
|
|
|
3953
|
|
|
3954 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
3955 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3956 /*
|
|
|
3957 * On macintosh copy the original files attributes (i.e. the backup)
|
|
|
3958 * This is done in order to preserve the ressource fork and the
|
|
|
3959 * Finder attribute (label, comments, custom icons, file creatore)
|
|
|
3960 */
|
|
|
3961 if (backup != NULL && overwriting && !append)
|
|
|
3962 {
|
|
|
3963 if (backup_copy)
|
|
|
3964 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
3965 else
|
|
|
3966 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
3967 }
|
|
|
3968
|
|
|
3969 if (!overwriting && !append)
|
|
|
3970 {
|
|
|
3971 if (buf->b_ffname != NULL)
|
|
|
3972 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
|
3973 /* Should copy ressource fork */
|
|
|
3974 }
|
|
|
3975 #endif
|
|
|
3976
|
|
|
3977 write_info.bw_fd = fd;
|
|
|
3978
|
|
|
3979 #ifdef FEAT_CRYPT
|
|
|
3980 if (*buf->b_p_key && !filtering)
|
|
|
3981 {
|
|
|
3982 crypt_init_keys(buf->b_p_key);
|
|
|
3983 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
3984 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
3985 * conversion when needed. */
|
|
|
3986 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
3987 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
3988 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3989 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3990 end = 0;
|
|
|
3991 wb_flags |= FIO_ENCRYPTED;
|
|
|
3992 }
|
|
|
3993 #endif
|
|
|
3994
|
|
|
3995 write_info.bw_buf = buffer;
|
|
|
3996 nchars = 0;
|
|
|
3997
|
|
|
3998 /* use "++bin", "++nobin" or 'binary' */
|
|
|
3999 if (eap != NULL && eap->force_bin != 0)
|
|
|
4000 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4001 else
|
|
|
4002 write_bin = buf->b_p_bin;
|
|
|
4003
|
|
|
4004 #ifdef FEAT_MBYTE
|
|
|
4005 /*
|
|
|
4006 * The BOM is written just after the encryption magic number.
|
|
24
|
4007 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4008 * sense at the start of the file.
|
|
7
|
4009 */
|
|
24
|
4010 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4011 {
|
|
|
4012 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4013 if (write_info.bw_len > 0)
|
|
|
4014 {
|
|
|
4015 /* don't convert, do encryption */
|
|
|
4016 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4017 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4018 end = 0;
|
|
|
4019 else
|
|
|
4020 nchars += write_info.bw_len;
|
|
|
4021 }
|
|
|
4022 }
|
|
|
4023 #endif
|
|
|
4024
|
|
|
4025 write_info.bw_len = bufsize;
|
|
|
4026 #ifdef HAS_BW_FLAGS
|
|
|
4027 write_info.bw_flags = wb_flags;
|
|
|
4028 #endif
|
|
|
4029 fileformat = get_fileformat_force(buf, eap);
|
|
|
4030 s = buffer;
|
|
|
4031 len = 0;
|
|
|
4032 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4033 {
|
|
|
4034 /*
|
|
|
4035 * The next while loop is done once for each character written.
|
|
|
4036 * Keep it fast!
|
|
|
4037 */
|
|
|
4038 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4039 while ((c = *++ptr) != NUL)
|
|
|
4040 {
|
|
|
4041 if (c == NL)
|
|
|
4042 *s = NUL; /* replace newlines with NULs */
|
|
|
4043 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4044 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4045 else
|
|
|
4046 *s = c;
|
|
|
4047 ++s;
|
|
|
4048 if (++len != bufsize)
|
|
|
4049 continue;
|
|
|
4050 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4051 {
|
|
|
4052 end = 0; /* write error: break loop */
|
|
|
4053 break;
|
|
|
4054 }
|
|
|
4055 nchars += bufsize;
|
|
|
4056 s = buffer;
|
|
|
4057 len = 0;
|
|
|
4058 }
|
|
|
4059 /* write failed or last line has no EOL: stop here */
|
|
|
4060 if (end == 0
|
|
|
4061 || (lnum == end
|
|
|
4062 && write_bin
|
|
|
4063 && (lnum == write_no_eol_lnum
|
|
|
4064 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4065 {
|
|
|
4066 ++lnum; /* written the line, count it */
|
|
|
4067 no_eol = TRUE;
|
|
|
4068 break;
|
|
|
4069 }
|
|
|
4070 if (fileformat == EOL_UNIX)
|
|
|
4071 *s++ = NL;
|
|
|
4072 else
|
|
|
4073 {
|
|
|
4074 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4075 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4076 {
|
|
|
4077 if (++len == bufsize)
|
|
|
4078 {
|
|
|
4079 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4080 {
|
|
|
4081 end = 0; /* write error: break loop */
|
|
|
4082 break;
|
|
|
4083 }
|
|
|
4084 nchars += bufsize;
|
|
|
4085 s = buffer;
|
|
|
4086 len = 0;
|
|
|
4087 }
|
|
|
4088 *s++ = NL;
|
|
|
4089 }
|
|
|
4090 }
|
|
|
4091 if (++len == bufsize && end)
|
|
|
4092 {
|
|
|
4093 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4094 {
|
|
|
4095 end = 0; /* write error: break loop */
|
|
|
4096 break;
|
|
|
4097 }
|
|
|
4098 nchars += bufsize;
|
|
|
4099 s = buffer;
|
|
|
4100 len = 0;
|
|
|
4101
|
|
|
4102 ui_breakcheck();
|
|
|
4103 if (got_int)
|
|
|
4104 {
|
|
|
4105 end = 0; /* Interrupted, break loop */
|
|
|
4106 break;
|
|
|
4107 }
|
|
|
4108 }
|
|
|
4109 #ifdef VMS
|
|
|
4110 /*
|
|
|
4111 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4112 * at a time. Fix it by writing a line at a time.
|
|
|
4113 * This is much slower!
|
|
22
|
4114 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4115 * structures end with a newline (carriage return) character, and if
|
|
|
4116 * they don't it adds one.
|
|
|
4117 * With other RMS structures it works perfect without this fix.
|
|
7
|
4118 */
|
|
22
|
4119 if ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0)
|
|
|
4120 {
|
|
|
4121 int b2write;
|
|
|
4122
|
|
|
4123 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4124 ? MIN(4096, bufsize)
|
|
|
4125 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4126
|
|
|
4127 b2write = len;
|
|
|
4128 while (b2write > 0)
|
|
7
|
4129 {
|
|
22
|
4130 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4131 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4132 {
|
|
|
4133 end = 0;
|
|
|
4134 break;
|
|
|
4135 }
|
|
|
4136 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4137 }
|
|
|
4138 write_info.bw_len = bufsize;
|
|
|
4139 nchars += len;
|
|
|
4140 s = buffer;
|
|
|
4141 len = 0;
|
|
|
4142 }
|
|
|
4143 #endif
|
|
|
4144 }
|
|
|
4145 if (len > 0 && end > 0)
|
|
|
4146 {
|
|
|
4147 write_info.bw_len = len;
|
|
|
4148 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4149 end = 0; /* write error */
|
|
|
4150 nchars += len;
|
|
|
4151 }
|
|
|
4152
|
|
|
4153 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4154 /* On many journalling file systems there is a bug that causes both the
|
|
|
4155 * original and the backup file to be lost when halting the system right
|
|
|
4156 * after writing the file. That's because only the meta-data is
|
|
|
4157 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4158 * been written to disk and we don't lose it.
|
|
|
4159 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4160 * (could be a pipe).
|
|
|
4161 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4162 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4163 {
|
|
|
4164 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4165 end = 0;
|
|
|
4166 }
|
|
|
4167 #endif
|
|
|
4168
|
|
557
|
4169 #ifdef UNIX
|
|
|
4170 /* When creating a new file, set its owner/group to that of the original
|
|
|
4171 * file. Get the new device and inode number. */
|
|
|
4172 if (backup != NULL && !backup_copy)
|
|
|
4173 {
|
|
|
4174 # ifdef HAVE_FCHOWN
|
|
|
4175 struct stat st;
|
|
|
4176
|
|
|
4177 /* don't change the owner when it's already OK, some systems remove
|
|
|
4178 * permission or ACL stuff */
|
|
|
4179 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4180 || st.st_uid != st_old.st_uid
|
|
|
4181 || st.st_gid != st_old.st_gid)
|
|
|
4182 {
|
|
|
4183 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
4184 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4185 (void)mch_setperm(wfname, perm);
|
|
|
4186 }
|
|
|
4187 # endif
|
|
|
4188 buf_setino(buf);
|
|
|
4189 }
|
|
617
|
4190 else if (buf->b_dev < 0)
|
|
|
4191 /* Set the inode when creating a new file. */
|
|
|
4192 buf_setino(buf);
|
|
557
|
4193 #endif
|
|
|
4194
|
|
7
|
4195 if (close(fd) != 0)
|
|
|
4196 {
|
|
|
4197 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4198 end = 0;
|
|
|
4199 }
|
|
|
4200
|
|
|
4201 #ifdef UNIX
|
|
|
4202 if (made_writable)
|
|
|
4203 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4204 #endif
|
|
|
4205 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4206 (void)mch_setperm(wfname, perm);
|
|
|
4207 #ifdef RISCOS
|
|
|
4208 if (!append && !filtering)
|
|
|
4209 /* Set the filetype after writing the file. */
|
|
|
4210 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4211 #endif
|
|
|
4212 #ifdef HAVE_ACL
|
|
|
4213 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4214 * ACL on a file the user doesn't own). */
|
|
|
4215 if (!backup_copy)
|
|
|
4216 mch_set_acl(wfname, acl);
|
|
|
4217 #endif
|
|
|
4218
|
|
|
4219
|
|
|
4220 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4221 if (wfname != fname)
|
|
|
4222 {
|
|
|
4223 /*
|
|
|
4224 * The file was written to a temp file, now it needs to be converted
|
|
|
4225 * with 'charconvert' to (overwrite) the output file.
|
|
|
4226 */
|
|
|
4227 if (end != 0)
|
|
|
4228 {
|
|
|
4229 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4230 wfname, fname) == FAIL)
|
|
|
4231 {
|
|
|
4232 write_info.bw_conv_error = TRUE;
|
|
|
4233 end = 0;
|
|
|
4234 }
|
|
|
4235 }
|
|
|
4236 mch_remove(wfname);
|
|
|
4237 vim_free(wfname);
|
|
|
4238 }
|
|
|
4239 #endif
|
|
|
4240
|
|
|
4241 if (end == 0)
|
|
|
4242 {
|
|
|
4243 if (errmsg == NULL)
|
|
|
4244 {
|
|
|
4245 #ifdef FEAT_MBYTE
|
|
|
4246 if (write_info.bw_conv_error)
|
|
26
|
4247 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4248 else
|
|
|
4249 #endif
|
|
|
4250 if (got_int)
|
|
|
4251 errmsg = (char_u *)_(e_interr);
|
|
|
4252 else
|
|
|
4253 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4254 }
|
|
|
4255
|
|
|
4256 /*
|
|
|
4257 * If we have a backup file, try to put it in place of the new file,
|
|
|
4258 * because the new file is probably corrupt. This avoids loosing the
|
|
|
4259 * original file when trying to make a backup when writing the file a
|
|
|
4260 * second time.
|
|
|
4261 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4262 * file. Otherwise rename the backup file.
|
|
|
4263 * If this is OK, don't give the extra warning message.
|
|
|
4264 */
|
|
|
4265 if (backup != NULL)
|
|
|
4266 {
|
|
|
4267 if (backup_copy)
|
|
|
4268 {
|
|
|
4269 /* This may take a while, if we were interrupted let the user
|
|
|
4270 * know we got the message. */
|
|
|
4271 if (got_int)
|
|
|
4272 {
|
|
|
4273 MSG(_(e_interr));
|
|
|
4274 out_flush();
|
|
|
4275 }
|
|
|
4276 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4277 {
|
|
|
4278 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4279 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4280 perm & 0777)) >= 0)
|
|
7
|
4281 {
|
|
|
4282 /* copy the file. */
|
|
|
4283 write_info.bw_buf = smallbuf;
|
|
|
4284 #ifdef HAS_BW_FLAGS
|
|
|
4285 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4286 #endif
|
|
|
4287 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4288 SMBUFSIZE)) > 0)
|
|
|
4289 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4290 break;
|
|
|
4291
|
|
|
4292 if (close(write_info.bw_fd) >= 0
|
|
|
4293 && write_info.bw_len == 0)
|
|
|
4294 end = 1; /* success */
|
|
|
4295 }
|
|
|
4296 close(fd); /* ignore errors for closing read file */
|
|
|
4297 }
|
|
|
4298 }
|
|
|
4299 else
|
|
|
4300 {
|
|
|
4301 if (vim_rename(backup, fname) == 0)
|
|
|
4302 end = 1;
|
|
|
4303 }
|
|
|
4304 }
|
|
|
4305 goto fail;
|
|
|
4306 }
|
|
|
4307
|
|
|
4308 lnum -= start; /* compute number of written lines */
|
|
|
4309 --no_wait_return; /* may wait for return now */
|
|
|
4310
|
|
|
4311 #if !(defined(UNIX) || defined(VMS))
|
|
|
4312 fname = sfname; /* use shortname now, for the messages */
|
|
|
4313 #endif
|
|
|
4314 if (!filtering)
|
|
|
4315 {
|
|
|
4316 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4317 c = FALSE;
|
|
|
4318 #ifdef FEAT_MBYTE
|
|
|
4319 if (write_info.bw_conv_error)
|
|
|
4320 {
|
|
|
4321 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4322 c = TRUE;
|
|
|
4323 }
|
|
|
4324 else if (notconverted)
|
|
|
4325 {
|
|
|
4326 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4327 c = TRUE;
|
|
|
4328 }
|
|
|
4329 else if (converted)
|
|
|
4330 {
|
|
|
4331 STRCAT(IObuff, _("[converted]"));
|
|
|
4332 c = TRUE;
|
|
|
4333 }
|
|
|
4334 #endif
|
|
|
4335 if (device)
|
|
|
4336 {
|
|
|
4337 STRCAT(IObuff, _("[Device]"));
|
|
|
4338 c = TRUE;
|
|
|
4339 }
|
|
|
4340 else if (newfile)
|
|
|
4341 {
|
|
|
4342 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4343 c = TRUE;
|
|
|
4344 }
|
|
|
4345 if (no_eol)
|
|
|
4346 {
|
|
|
4347 msg_add_eol();
|
|
|
4348 c = TRUE;
|
|
|
4349 }
|
|
|
4350 /* may add [unix/dos/mac] */
|
|
|
4351 if (msg_add_fileformat(fileformat))
|
|
|
4352 c = TRUE;
|
|
|
4353 #ifdef FEAT_CRYPT
|
|
|
4354 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4355 {
|
|
|
4356 STRCAT(IObuff, _("[crypted]"));
|
|
|
4357 c = TRUE;
|
|
|
4358 }
|
|
|
4359 #endif
|
|
|
4360 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4361 if (!shortmess(SHM_WRITE))
|
|
|
4362 {
|
|
|
4363 if (append)
|
|
|
4364 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4365 else
|
|
|
4366 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4367 }
|
|
|
4368
|
|
|
4369 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0));
|
|
|
4370 keep_msg_attr = 0;
|
|
|
4371 }
|
|
|
4372
|
|
39
|
4373 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4374 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4375 if (reset_changed && whole && !append
|
|
7
|
4376 #ifdef FEAT_MBYTE
|
|
|
4377 && !write_info.bw_conv_error
|
|
|
4378 #endif
|
|
39
|
4379 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4380 )
|
|
7
|
4381 {
|
|
|
4382 unchanged(buf, TRUE);
|
|
|
4383 u_unchanged(buf);
|
|
|
4384 }
|
|
|
4385
|
|
|
4386 /*
|
|
|
4387 * If written to the current file, update the timestamp of the swap file
|
|
|
4388 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4389 */
|
|
|
4390 if (overwriting)
|
|
|
4391 {
|
|
|
4392 ml_timestamp(buf);
|
|
589
|
4393 if (append)
|
|
|
4394 buf->b_flags &= ~BF_NEW;
|
|
|
4395 else
|
|
|
4396 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4397 }
|
|
|
4398
|
|
|
4399 /*
|
|
|
4400 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4401 * the backup file our 'original' file.
|
|
|
4402 */
|
|
|
4403 if (*p_pm && dobackup)
|
|
|
4404 {
|
|
|
4405 char *org = (char *)buf_modname(
|
|
|
4406 #ifdef SHORT_FNAME
|
|
|
4407 TRUE,
|
|
|
4408 #else
|
|
|
4409 (buf->b_p_sn || buf->b_shortname),
|
|
|
4410 #endif
|
|
|
4411 fname, p_pm, FALSE);
|
|
|
4412
|
|
|
4413 if (backup != NULL)
|
|
|
4414 {
|
|
|
4415 struct stat st;
|
|
|
4416
|
|
|
4417 /*
|
|
|
4418 * If the original file does not exist yet
|
|
|
4419 * the current backup file becomes the original file
|
|
|
4420 */
|
|
|
4421 if (org == NULL)
|
|
|
4422 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4423 else if (mch_stat(org, &st) < 0)
|
|
|
4424 {
|
|
|
4425 vim_rename(backup, (char_u *)org);
|
|
|
4426 vim_free(backup); /* don't delete the file */
|
|
|
4427 backup = NULL;
|
|
|
4428 #ifdef UNIX
|
|
|
4429 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4430 #endif
|
|
|
4431 }
|
|
|
4432 }
|
|
|
4433 /*
|
|
|
4434 * If there is no backup file, remember that a (new) file was
|
|
|
4435 * created.
|
|
|
4436 */
|
|
|
4437 else
|
|
|
4438 {
|
|
|
4439 int empty_fd;
|
|
|
4440
|
|
|
4441 if (org == NULL
|
|
557
|
4442 || (empty_fd = mch_open(org,
|
|
|
4443 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4444 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4445 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4446 else
|
|
|
4447 close(empty_fd);
|
|
|
4448 }
|
|
|
4449 if (org != NULL)
|
|
|
4450 {
|
|
|
4451 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4452 vim_free(org);
|
|
|
4453 }
|
|
|
4454 }
|
|
|
4455
|
|
|
4456 /*
|
|
|
4457 * Remove the backup unless 'backup' option is set
|
|
|
4458 */
|
|
|
4459 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4460 EMSG(_("E207: Can't delete backup file"));
|
|
|
4461
|
|
|
4462 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4463 if (usingSunWorkShop)
|
|
|
4464 workshop_file_saved((char *) ffname);
|
|
|
4465 #endif
|
|
|
4466
|
|
|
4467 goto nofail;
|
|
|
4468
|
|
|
4469 /*
|
|
|
4470 * Finish up. We get here either after failure or success.
|
|
|
4471 */
|
|
|
4472 fail:
|
|
|
4473 --no_wait_return; /* may wait for return now */
|
|
|
4474 nofail:
|
|
|
4475
|
|
|
4476 /* Done saving, we accept changed buffer warnings again */
|
|
|
4477 buf->b_saving = FALSE;
|
|
|
4478
|
|
|
4479 vim_free(backup);
|
|
|
4480 if (buffer != smallbuf)
|
|
|
4481 vim_free(buffer);
|
|
|
4482 #ifdef FEAT_MBYTE
|
|
|
4483 vim_free(fenc_tofree);
|
|
|
4484 vim_free(write_info.bw_conv_buf);
|
|
|
4485 # ifdef USE_ICONV
|
|
|
4486 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4487 {
|
|
|
4488 iconv_close(write_info.bw_iconv_fd);
|
|
|
4489 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4490 }
|
|
|
4491 # endif
|
|
|
4492 #endif
|
|
|
4493 #ifdef HAVE_ACL
|
|
|
4494 mch_free_acl(acl);
|
|
|
4495 #endif
|
|
|
4496
|
|
|
4497 if (errmsg != NULL)
|
|
|
4498 {
|
|
|
4499 int numlen = errnum != NULL ? STRLEN(errnum) : 0;
|
|
|
4500
|
|
|
4501 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4502 msg_add_fname(buf,
|
|
|
4503 #ifndef UNIX
|
|
|
4504 sfname
|
|
|
4505 #else
|
|
|
4506 fname
|
|
|
4507 #endif
|
|
|
4508 ); /* put file name in IObuff with quotes */
|
|
|
4509 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4510 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4511 /* If the error message has the form "is ...", put the error number in
|
|
|
4512 * front of the file name. */
|
|
|
4513 if (errnum != NULL)
|
|
|
4514 {
|
|
|
4515 mch_memmove(IObuff + numlen, IObuff, STRLEN(IObuff) + 1);
|
|
|
4516 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4517 }
|
|
|
4518 STRCAT(IObuff, errmsg);
|
|
|
4519 emsg(IObuff);
|
|
|
4520
|
|
|
4521 retval = FAIL;
|
|
|
4522 if (end == 0)
|
|
|
4523 {
|
|
|
4524 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4525 attr | MSG_HIST);
|
|
|
4526 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4527 attr | MSG_HIST);
|
|
|
4528
|
|
|
4529 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4530 * prompt when writing again. */
|
|
|
4531 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4532 {
|
|
|
4533 buf_store_time(buf, &st_old, fname);
|
|
|
4534 buf->b_mtime_read = buf->b_mtime;
|
|
|
4535 }
|
|
|
4536 }
|
|
|
4537 }
|
|
|
4538 msg_scroll = msg_save;
|
|
|
4539
|
|
|
4540 #ifdef FEAT_AUTOCMD
|
|
|
4541 #ifdef FEAT_EVAL
|
|
|
4542 if (!should_abort(retval))
|
|
|
4543 #else
|
|
|
4544 if (!got_int)
|
|
|
4545 #endif
|
|
|
4546 {
|
|
|
4547 aco_save_T aco;
|
|
|
4548
|
|
|
4549 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4550
|
|
|
4551 /*
|
|
|
4552 * Apply POST autocommands.
|
|
|
4553 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4554 */
|
|
|
4555 aucmd_prepbuf(&aco, buf);
|
|
|
4556
|
|
|
4557 if (append)
|
|
|
4558 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4559 FALSE, curbuf, eap);
|
|
|
4560 else if (filtering)
|
|
|
4561 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4562 FALSE, curbuf, eap);
|
|
|
4563 else if (reset_changed && whole)
|
|
|
4564 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4565 FALSE, curbuf, eap);
|
|
|
4566 else
|
|
|
4567 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4568 FALSE, curbuf, eap);
|
|
|
4569
|
|
|
4570 /* restore curwin/curbuf and a few other things */
|
|
|
4571 aucmd_restbuf(&aco);
|
|
|
4572
|
|
|
4573 #ifdef FEAT_EVAL
|
|
|
4574 if (aborting()) /* autocmds may abort script processing */
|
|
|
4575 retval = FALSE;
|
|
|
4576 #endif
|
|
|
4577 }
|
|
|
4578 #endif
|
|
|
4579
|
|
|
4580 got_int |= prev_got_int;
|
|
|
4581
|
|
|
4582 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4583 /* Update machine specific information. */
|
|
|
4584 mch_post_buffer_write(buf);
|
|
|
4585 #endif
|
|
|
4586 return retval;
|
|
|
4587 }
|
|
|
4588
|
|
|
4589 /*
|
|
633
|
4590 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4591 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4592 */
|
|
|
4593 static int
|
|
|
4594 set_rw_fname(fname, sfname)
|
|
|
4595 char_u *fname;
|
|
|
4596 char_u *sfname;
|
|
|
4597 {
|
|
|
4598 #ifdef FEAT_AUTOCMD
|
|
|
4599 /* It's like the unnamed buffer is deleted.... */
|
|
|
4600 if (curbuf->b_p_bl)
|
|
|
4601 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4602 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4603 # ifdef FEAT_EVAL
|
|
|
4604 if (aborting()) /* autocmds may abort script processing */
|
|
|
4605 return FAIL;
|
|
|
4606 # endif
|
|
|
4607 #endif
|
|
|
4608
|
|
|
4609 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4610 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4611
|
|
|
4612 #ifdef FEAT_AUTOCMD
|
|
|
4613 /* ....and a new named one is created */
|
|
|
4614 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4615 if (curbuf->b_p_bl)
|
|
|
4616 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4617 # ifdef FEAT_EVAL
|
|
|
4618 if (aborting()) /* autocmds may abort script processing */
|
|
|
4619 return FAIL;
|
|
|
4620 # endif
|
|
|
4621
|
|
|
4622 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4623 if (*curbuf->b_p_ft == NUL)
|
|
|
4624 {
|
|
|
4625 (void)do_doautocmd((char_u *)"filetypedetect BufRead", TRUE);
|
|
|
4626 do_modelines(FALSE);
|
|
|
4627 }
|
|
|
4628 #endif
|
|
|
4629
|
|
|
4630 return OK;
|
|
|
4631 }
|
|
|
4632
|
|
|
4633 /*
|
|
7
|
4634 * Put file name into IObuff with quotes.
|
|
|
4635 */
|
|
33
|
4636 void
|
|
7
|
4637 msg_add_fname(buf, fname)
|
|
|
4638 buf_T *buf;
|
|
|
4639 char_u *fname;
|
|
|
4640 {
|
|
|
4641 if (fname == NULL)
|
|
|
4642 fname = (char_u *)"-stdin-";
|
|
|
4643 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4644 IObuff[0] = '"';
|
|
|
4645 STRCAT(IObuff, "\" ");
|
|
|
4646 }
|
|
|
4647
|
|
|
4648 /*
|
|
|
4649 * Append message for text mode to IObuff.
|
|
|
4650 * Return TRUE if something appended.
|
|
|
4651 */
|
|
|
4652 static int
|
|
|
4653 msg_add_fileformat(eol_type)
|
|
|
4654 int eol_type;
|
|
|
4655 {
|
|
|
4656 #ifndef USE_CRNL
|
|
|
4657 if (eol_type == EOL_DOS)
|
|
|
4658 {
|
|
|
4659 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4660 return TRUE;
|
|
|
4661 }
|
|
|
4662 #endif
|
|
|
4663 #ifndef USE_CR
|
|
|
4664 if (eol_type == EOL_MAC)
|
|
|
4665 {
|
|
|
4666 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4667 return TRUE;
|
|
|
4668 }
|
|
|
4669 #endif
|
|
|
4670 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4671 if (eol_type == EOL_UNIX)
|
|
|
4672 {
|
|
|
4673 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4674 return TRUE;
|
|
|
4675 }
|
|
|
4676 #endif
|
|
|
4677 return FALSE;
|
|
|
4678 }
|
|
|
4679
|
|
|
4680 /*
|
|
|
4681 * Append line and character count to IObuff.
|
|
|
4682 */
|
|
33
|
4683 void
|
|
7
|
4684 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4685 int insert_space;
|
|
|
4686 long lnum;
|
|
|
4687 long nchars;
|
|
|
4688 {
|
|
|
4689 char_u *p;
|
|
|
4690
|
|
|
4691 p = IObuff + STRLEN(IObuff);
|
|
|
4692
|
|
|
4693 if (insert_space)
|
|
|
4694 *p++ = ' ';
|
|
|
4695 if (shortmess(SHM_LINES))
|
|
|
4696 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4697 else
|
|
|
4698 {
|
|
|
4699 if (lnum == 1)
|
|
|
4700 STRCPY(p, _("1 line, "));
|
|
|
4701 else
|
|
|
4702 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4703 p += STRLEN(p);
|
|
|
4704 if (nchars == 1)
|
|
|
4705 STRCPY(p, _("1 character"));
|
|
|
4706 else
|
|
|
4707 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4708 }
|
|
|
4709 }
|
|
|
4710
|
|
|
4711 /*
|
|
|
4712 * Append message for missing line separator to IObuff.
|
|
|
4713 */
|
|
|
4714 static void
|
|
|
4715 msg_add_eol()
|
|
|
4716 {
|
|
|
4717 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4718 }
|
|
|
4719
|
|
|
4720 /*
|
|
|
4721 * Check modification time of file, before writing to it.
|
|
|
4722 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4723 * using the same timestamp but can't set the size.
|
|
|
4724 */
|
|
|
4725 static int
|
|
|
4726 check_mtime(buf, st)
|
|
|
4727 buf_T *buf;
|
|
|
4728 struct stat *st;
|
|
|
4729 {
|
|
|
4730 if (buf->b_mtime_read != 0
|
|
|
4731 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4732 {
|
|
|
4733 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4734 msg_silent = 0; /* must give this prompt */
|
|
|
4735 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4736 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4737 hl_attr(HLF_E));
|
|
|
4738 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4739 TRUE) == 'n')
|
|
|
4740 return FAIL;
|
|
|
4741 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4742 }
|
|
|
4743 return OK;
|
|
|
4744 }
|
|
|
4745
|
|
|
4746 static int
|
|
|
4747 time_differs(t1, t2)
|
|
|
4748 long t1, t2;
|
|
|
4749 {
|
|
|
4750 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4751 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4752 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4753 * time may change unexpectedly by one second!!! */
|
|
|
4754 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4755 #else
|
|
|
4756 return (t1 != t2);
|
|
|
4757 #endif
|
|
|
4758 }
|
|
|
4759
|
|
|
4760 /*
|
|
|
4761 * Call write() to write a number of bytes to the file.
|
|
|
4762 * Also handles encryption and 'encoding' conversion.
|
|
|
4763 *
|
|
|
4764 * Return FAIL for failure, OK otherwise.
|
|
|
4765 */
|
|
|
4766 static int
|
|
|
4767 buf_write_bytes(ip)
|
|
|
4768 struct bw_info *ip;
|
|
|
4769 {
|
|
|
4770 int wlen;
|
|
|
4771 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
4772 int len = ip->bw_len; /* length of data */
|
|
|
4773 #ifdef HAS_BW_FLAGS
|
|
|
4774 int flags = ip->bw_flags; /* extra flags */
|
|
|
4775 #endif
|
|
|
4776
|
|
|
4777 #ifdef FEAT_MBYTE
|
|
|
4778 /*
|
|
|
4779 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
4780 */
|
|
|
4781 if (!(flags & FIO_NOCONVERT))
|
|
|
4782 {
|
|
|
4783 char_u *p;
|
|
|
4784 unsigned c;
|
|
|
4785 int n;
|
|
|
4786
|
|
|
4787 if (flags & FIO_UTF8)
|
|
|
4788 {
|
|
|
4789 /*
|
|
|
4790 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
4791 */
|
|
|
4792 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4793 for (wlen = 0; wlen < len; ++wlen)
|
|
|
4794 p += utf_char2bytes(buf[wlen], p);
|
|
|
4795 buf = ip->bw_conv_buf;
|
|
|
4796 len = (int)(p - ip->bw_conv_buf);
|
|
|
4797 }
|
|
|
4798 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
4799 {
|
|
|
4800 /*
|
|
|
4801 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
4802 * Latin1 chars in the file.
|
|
|
4803 */
|
|
|
4804 if (flags & FIO_LATIN1)
|
|
|
4805 p = buf; /* translate in-place (can only get shorter) */
|
|
|
4806 else
|
|
|
4807 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4808 for (wlen = 0; wlen < len; wlen += n)
|
|
|
4809 {
|
|
|
4810 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
4811 {
|
|
|
4812 int l;
|
|
|
4813
|
|
|
4814 /* Use remainder of previous call. Append the start of
|
|
|
4815 * buf[] to get a full sequence. Might still be too
|
|
|
4816 * short! */
|
|
|
4817 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
4818 if (l > len)
|
|
|
4819 l = len;
|
|
|
4820 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
4821 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
4822 if (n > ip->bw_restlen + len)
|
|
|
4823 {
|
|
|
4824 /* We have an incomplete byte sequence at the end to
|
|
|
4825 * be written. We can't convert it without the
|
|
|
4826 * remaining bytes. Keep them for the next call. */
|
|
|
4827 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
4828 return FAIL;
|
|
|
4829 ip->bw_restlen += len;
|
|
|
4830 break;
|
|
|
4831 }
|
|
|
4832 if (n > 1)
|
|
|
4833 c = utf_ptr2char(ip->bw_rest);
|
|
|
4834 else
|
|
|
4835 c = ip->bw_rest[0];
|
|
|
4836 if (n >= ip->bw_restlen)
|
|
|
4837 {
|
|
|
4838 n -= ip->bw_restlen;
|
|
|
4839 ip->bw_restlen = 0;
|
|
|
4840 }
|
|
|
4841 else
|
|
|
4842 {
|
|
|
4843 ip->bw_restlen -= n;
|
|
|
4844 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
4845 (size_t)ip->bw_restlen);
|
|
|
4846 n = 0;
|
|
|
4847 }
|
|
|
4848 }
|
|
|
4849 else
|
|
|
4850 {
|
|
474
|
4851 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
4852 if (n > len - wlen)
|
|
|
4853 {
|
|
|
4854 /* We have an incomplete byte sequence at the end to
|
|
|
4855 * be written. We can't convert it without the
|
|
|
4856 * remaining bytes. Keep them for the next call. */
|
|
|
4857 if (len - wlen > CONV_RESTLEN)
|
|
|
4858 return FAIL;
|
|
|
4859 ip->bw_restlen = len - wlen;
|
|
|
4860 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
4861 (size_t)ip->bw_restlen);
|
|
|
4862 break;
|
|
|
4863 }
|
|
|
4864 if (n > 1)
|
|
|
4865 c = utf_ptr2char(buf + wlen);
|
|
|
4866 else
|
|
|
4867 c = buf[wlen];
|
|
|
4868 }
|
|
|
4869
|
|
|
4870 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
4871 }
|
|
|
4872 if (flags & FIO_LATIN1)
|
|
|
4873 len = (int)(p - buf);
|
|
|
4874 else
|
|
|
4875 {
|
|
|
4876 buf = ip->bw_conv_buf;
|
|
|
4877 len = (int)(p - ip->bw_conv_buf);
|
|
|
4878 }
|
|
|
4879 }
|
|
|
4880
|
|
|
4881 # ifdef WIN3264
|
|
|
4882 else if (flags & FIO_CODEPAGE)
|
|
|
4883 {
|
|
|
4884 /*
|
|
|
4885 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
4886 * codepage.
|
|
|
4887 */
|
|
|
4888 char_u *from;
|
|
|
4889 size_t fromlen;
|
|
|
4890 char_u *to;
|
|
|
4891 int u8c;
|
|
|
4892 BOOL bad = FALSE;
|
|
|
4893 int needed;
|
|
|
4894
|
|
|
4895 if (ip->bw_restlen > 0)
|
|
|
4896 {
|
|
|
4897 /* Need to concatenate the remainder of the previous call and
|
|
|
4898 * the bytes of the current call. Use the end of the
|
|
|
4899 * conversion buffer for this. */
|
|
|
4900 fromlen = len + ip->bw_restlen;
|
|
|
4901 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
4902 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
4903 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
4904 }
|
|
|
4905 else
|
|
|
4906 {
|
|
|
4907 from = buf;
|
|
|
4908 fromlen = len;
|
|
|
4909 }
|
|
|
4910
|
|
|
4911 to = ip->bw_conv_buf;
|
|
|
4912 if (enc_utf8)
|
|
|
4913 {
|
|
|
4914 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
4915 * The buffer has been allocated to be big enough. */
|
|
|
4916 while (fromlen > 0)
|
|
|
4917 {
|
|
474
|
4918 n = utf_ptr2len_len(from, fromlen);
|
|
7
|
4919 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
4920 break;
|
|
|
4921 u8c = utf_ptr2char(from);
|
|
|
4922 *to++ = (u8c & 0xff);
|
|
|
4923 *to++ = (u8c >> 8);
|
|
|
4924 fromlen -= n;
|
|
|
4925 from += n;
|
|
|
4926 }
|
|
|
4927
|
|
|
4928 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
4929 * call. */
|
|
|
4930 if (fromlen > CONV_RESTLEN)
|
|
|
4931 {
|
|
|
4932 /* weird overlong sequence */
|
|
|
4933 ip->bw_conv_error = TRUE;
|
|
|
4934 return FAIL;
|
|
|
4935 }
|
|
|
4936 mch_memmove(ip->bw_rest, from, fromlen);
|
|
|
4937 ip->bw_restlen = fromlen;
|
|
|
4938 }
|
|
|
4939 else
|
|
|
4940 {
|
|
|
4941 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
4942 * buffer. The buffer has been allocated to be big enough. */
|
|
|
4943 ip->bw_restlen = 0;
|
|
|
4944 needed = MultiByteToWideChar(enc_codepage,
|
|
|
4945 MB_ERR_INVALID_CHARS, (LPCSTR)from, fromlen,
|
|
|
4946 NULL, 0);
|
|
|
4947 if (needed == 0)
|
|
|
4948 {
|
|
|
4949 /* When conversion fails there may be a trailing byte. */
|
|
|
4950 needed = MultiByteToWideChar(enc_codepage,
|
|
|
4951 MB_ERR_INVALID_CHARS, (LPCSTR)from, fromlen - 1,
|
|
|
4952 NULL, 0);
|
|
|
4953 if (needed == 0)
|
|
|
4954 {
|
|
|
4955 /* Conversion doesn't work. */
|
|
|
4956 ip->bw_conv_error = TRUE;
|
|
|
4957 return FAIL;
|
|
|
4958 }
|
|
|
4959 /* Save the trailing byte for the next call. */
|
|
|
4960 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
4961 ip->bw_restlen = 1;
|
|
|
4962 }
|
|
|
4963 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
|
4964 (LPCSTR)from, fromlen - ip->bw_restlen,
|
|
|
4965 (LPWSTR)to, needed);
|
|
|
4966 if (needed == 0)
|
|
|
4967 {
|
|
|
4968 /* Safety check: Conversion doesn't work. */
|
|
|
4969 ip->bw_conv_error = TRUE;
|
|
|
4970 return FAIL;
|
|
|
4971 }
|
|
|
4972 to += needed * 2;
|
|
|
4973 }
|
|
|
4974
|
|
|
4975 fromlen = to - ip->bw_conv_buf;
|
|
|
4976 buf = to;
|
|
|
4977 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
4978 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
4979 {
|
|
|
4980 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
4981 * conversion buffer. Fails when out of space. */
|
|
|
4982 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
4983 {
|
|
|
4984 u8c = *from++;
|
|
|
4985 u8c += (*from++ << 8);
|
|
|
4986 to += utf_char2bytes(u8c, to);
|
|
|
4987 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
4988 {
|
|
|
4989 ip->bw_conv_error = TRUE;
|
|
|
4990 return FAIL;
|
|
|
4991 }
|
|
|
4992 }
|
|
|
4993 len = to - buf;
|
|
|
4994 }
|
|
|
4995 else
|
|
|
4996 #endif
|
|
|
4997 {
|
|
|
4998 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
4999 * the conversion buffer. If the conversion uses the default
|
|
|
5000 * character "0", the data doesn't fit in this encoding, so
|
|
|
5001 * fail. */
|
|
|
5002 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5003 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
|
5004 (LPSTR)to, ip->bw_conv_buflen - fromlen, 0, &bad);
|
|
|
5005 if (bad)
|
|
|
5006 {
|
|
|
5007 ip->bw_conv_error = TRUE;
|
|
|
5008 return FAIL;
|
|
|
5009 }
|
|
|
5010 }
|
|
|
5011 }
|
|
|
5012 # endif
|
|
|
5013
|
|
|
5014 # ifdef MACOS_X
|
|
|
5015 else if (flags & FIO_MACROMAN)
|
|
|
5016 {
|
|
|
5017 /*
|
|
|
5018 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5019 */
|
|
|
5020 char_u *from;
|
|
|
5021 size_t fromlen;
|
|
|
5022
|
|
|
5023 if (ip->bw_restlen > 0)
|
|
|
5024 {
|
|
|
5025 /* Need to concatenate the remainder of the previous call and
|
|
|
5026 * the bytes of the current call. Use the end of the
|
|
|
5027 * conversion buffer for this. */
|
|
|
5028 fromlen = len + ip->bw_restlen;
|
|
|
5029 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5030 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5031 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5032 }
|
|
|
5033 else
|
|
|
5034 {
|
|
|
5035 from = buf;
|
|
|
5036 fromlen = len;
|
|
|
5037 }
|
|
|
5038
|
|
18
|
5039 if (enc2macroman(from, fromlen,
|
|
|
5040 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5041 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5042 {
|
|
|
5043 ip->bw_conv_error = TRUE;
|
|
|
5044 return FAIL;
|
|
|
5045 }
|
|
|
5046 buf = ip->bw_conv_buf;
|
|
|
5047 }
|
|
|
5048 # endif
|
|
|
5049
|
|
|
5050 # ifdef USE_ICONV
|
|
|
5051 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5052 {
|
|
|
5053 const char *from;
|
|
|
5054 size_t fromlen;
|
|
|
5055 char *to;
|
|
|
5056 size_t tolen;
|
|
|
5057
|
|
|
5058 /* Convert with iconv(). */
|
|
|
5059 if (ip->bw_restlen > 0)
|
|
|
5060 {
|
|
|
5061 /* Need to concatenate the remainder of the previous call and
|
|
|
5062 * the bytes of the current call. Use the end of the
|
|
|
5063 * conversion buffer for this. */
|
|
|
5064 fromlen = len + ip->bw_restlen;
|
|
|
5065 from = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5066 mch_memmove((void *)from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5067 mch_memmove((void *)(from + ip->bw_restlen), buf, (size_t)len);
|
|
|
5068 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5069 }
|
|
|
5070 else
|
|
|
5071 {
|
|
|
5072 from = (const char *)buf;
|
|
|
5073 fromlen = len;
|
|
|
5074 tolen = ip->bw_conv_buflen;
|
|
|
5075 }
|
|
|
5076 to = (char *)ip->bw_conv_buf;
|
|
|
5077
|
|
|
5078 if (ip->bw_first)
|
|
|
5079 {
|
|
|
5080 size_t save_len = tolen;
|
|
|
5081
|
|
|
5082 /* output the initial shift state sequence */
|
|
|
5083 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5084
|
|
|
5085 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5086 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5087 */
|
|
|
5088 if (to == NULL)
|
|
|
5089 {
|
|
|
5090 to = (char *)ip->bw_conv_buf;
|
|
|
5091 tolen = save_len;
|
|
|
5092 }
|
|
|
5093 ip->bw_first = FALSE;
|
|
|
5094 }
|
|
|
5095
|
|
|
5096 /*
|
|
|
5097 * If iconv() has an error or there is not enough room, fail.
|
|
|
5098 */
|
|
|
5099 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5100 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5101 || fromlen > CONV_RESTLEN)
|
|
|
5102 {
|
|
|
5103 ip->bw_conv_error = TRUE;
|
|
|
5104 return FAIL;
|
|
|
5105 }
|
|
|
5106
|
|
|
5107 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5108 if (fromlen > 0)
|
|
|
5109 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5110 ip->bw_restlen = (int)fromlen;
|
|
|
5111
|
|
|
5112 buf = ip->bw_conv_buf;
|
|
|
5113 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5114 }
|
|
|
5115 # endif
|
|
|
5116 }
|
|
|
5117 #endif /* FEAT_MBYTE */
|
|
|
5118
|
|
|
5119 #ifdef FEAT_CRYPT
|
|
|
5120 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5121 {
|
|
|
5122 int ztemp, t, i;
|
|
|
5123
|
|
|
5124 for (i = 0; i < len; i++)
|
|
|
5125 {
|
|
|
5126 ztemp = buf[i];
|
|
|
5127 buf[i] = ZENCODE(ztemp, t);
|
|
|
5128 }
|
|
|
5129 }
|
|
|
5130 #endif
|
|
|
5131
|
|
|
5132 /* Repeat the write(), it may be interrupted by a signal. */
|
|
|
5133 while (len)
|
|
|
5134 {
|
|
|
5135 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5136 if (wlen <= 0) /* error! */
|
|
|
5137 return FAIL;
|
|
|
5138 len -= wlen;
|
|
|
5139 buf += wlen;
|
|
|
5140 }
|
|
|
5141 return OK;
|
|
|
5142 }
|
|
|
5143
|
|
|
5144 #ifdef FEAT_MBYTE
|
|
|
5145 /*
|
|
|
5146 * Convert a Unicode character to bytes.
|
|
|
5147 */
|
|
|
5148 static int
|
|
|
5149 ucs2bytes(c, pp, flags)
|
|
|
5150 unsigned c; /* in: character */
|
|
|
5151 char_u **pp; /* in/out: pointer to result */
|
|
|
5152 int flags; /* FIO_ flags */
|
|
|
5153 {
|
|
|
5154 char_u *p = *pp;
|
|
|
5155 int error = FALSE;
|
|
|
5156 int cc;
|
|
|
5157
|
|
|
5158
|
|
|
5159 if (flags & FIO_UCS4)
|
|
|
5160 {
|
|
|
5161 if (flags & FIO_ENDIAN_L)
|
|
|
5162 {
|
|
|
5163 *p++ = c;
|
|
|
5164 *p++ = (c >> 8);
|
|
|
5165 *p++ = (c >> 16);
|
|
|
5166 *p++ = (c >> 24);
|
|
|
5167 }
|
|
|
5168 else
|
|
|
5169 {
|
|
|
5170 *p++ = (c >> 24);
|
|
|
5171 *p++ = (c >> 16);
|
|
|
5172 *p++ = (c >> 8);
|
|
|
5173 *p++ = c;
|
|
|
5174 }
|
|
|
5175 }
|
|
|
5176 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5177 {
|
|
|
5178 if (c >= 0x10000)
|
|
|
5179 {
|
|
|
5180 if (flags & FIO_UTF16)
|
|
|
5181 {
|
|
|
5182 /* Make two words, ten bits of the character in each. First
|
|
|
5183 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5184 c -= 0x10000;
|
|
|
5185 if (c >= 0x100000)
|
|
|
5186 error = TRUE;
|
|
|
5187 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5188 if (flags & FIO_ENDIAN_L)
|
|
|
5189 {
|
|
|
5190 *p++ = cc;
|
|
|
5191 *p++ = ((unsigned)cc >> 8);
|
|
|
5192 }
|
|
|
5193 else
|
|
|
5194 {
|
|
|
5195 *p++ = ((unsigned)cc >> 8);
|
|
|
5196 *p++ = cc;
|
|
|
5197 }
|
|
|
5198 c = (c & 0x3ff) + 0xdc00;
|
|
|
5199 }
|
|
|
5200 else
|
|
|
5201 error = TRUE;
|
|
|
5202 }
|
|
|
5203 if (flags & FIO_ENDIAN_L)
|
|
|
5204 {
|
|
|
5205 *p++ = c;
|
|
|
5206 *p++ = (c >> 8);
|
|
|
5207 }
|
|
|
5208 else
|
|
|
5209 {
|
|
|
5210 *p++ = (c >> 8);
|
|
|
5211 *p++ = c;
|
|
|
5212 }
|
|
|
5213 }
|
|
|
5214 else /* Latin1 */
|
|
|
5215 {
|
|
|
5216 if (c >= 0x100)
|
|
|
5217 {
|
|
|
5218 error = TRUE;
|
|
|
5219 *p++ = 0xBF;
|
|
|
5220 }
|
|
|
5221 else
|
|
|
5222 *p++ = c;
|
|
|
5223 }
|
|
|
5224
|
|
|
5225 *pp = p;
|
|
|
5226 return error;
|
|
|
5227 }
|
|
|
5228
|
|
|
5229 /*
|
|
|
5230 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5231 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5232 */
|
|
|
5233 static int
|
|
|
5234 same_encoding(a, b)
|
|
|
5235 char_u *a;
|
|
|
5236 char_u *b;
|
|
|
5237 {
|
|
|
5238 int f;
|
|
|
5239
|
|
|
5240 if (STRCMP(a, b) == 0)
|
|
|
5241 return TRUE;
|
|
|
5242 f = get_fio_flags(a);
|
|
|
5243 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5244 }
|
|
|
5245
|
|
|
5246 /*
|
|
|
5247 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5248 * internal conversion.
|
|
|
5249 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5250 */
|
|
|
5251 static int
|
|
|
5252 get_fio_flags(ptr)
|
|
|
5253 char_u *ptr;
|
|
|
5254 {
|
|
|
5255 int prop;
|
|
|
5256
|
|
|
5257 if (*ptr == NUL)
|
|
|
5258 ptr = p_enc;
|
|
|
5259
|
|
|
5260 prop = enc_canon_props(ptr);
|
|
|
5261 if (prop & ENC_UNICODE)
|
|
|
5262 {
|
|
|
5263 if (prop & ENC_2BYTE)
|
|
|
5264 {
|
|
|
5265 if (prop & ENC_ENDIAN_L)
|
|
|
5266 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5267 return FIO_UCS2;
|
|
|
5268 }
|
|
|
5269 if (prop & ENC_4BYTE)
|
|
|
5270 {
|
|
|
5271 if (prop & ENC_ENDIAN_L)
|
|
|
5272 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5273 return FIO_UCS4;
|
|
|
5274 }
|
|
|
5275 if (prop & ENC_2WORD)
|
|
|
5276 {
|
|
|
5277 if (prop & ENC_ENDIAN_L)
|
|
|
5278 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5279 return FIO_UTF16;
|
|
|
5280 }
|
|
|
5281 return FIO_UTF8;
|
|
|
5282 }
|
|
|
5283 if (prop & ENC_LATIN1)
|
|
|
5284 return FIO_LATIN1;
|
|
|
5285 /* must be ENC_DBCS, requires iconv() */
|
|
|
5286 return 0;
|
|
|
5287 }
|
|
|
5288
|
|
|
5289 #ifdef WIN3264
|
|
|
5290 /*
|
|
|
5291 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5292 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5293 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5294 */
|
|
|
5295 static int
|
|
|
5296 get_win_fio_flags(ptr)
|
|
|
5297 char_u *ptr;
|
|
|
5298 {
|
|
|
5299 int cp;
|
|
|
5300
|
|
|
5301 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5302 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5303 return 0;
|
|
|
5304
|
|
|
5305 cp = encname2codepage(ptr);
|
|
|
5306 if (cp == 0)
|
|
|
5307 {
|
|
|
5308 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5309 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5310 cp = CP_UTF8;
|
|
|
5311 else
|
|
|
5312 # endif
|
|
|
5313 return 0;
|
|
|
5314 }
|
|
|
5315 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5316 }
|
|
|
5317 #endif
|
|
|
5318
|
|
|
5319 #ifdef MACOS_X
|
|
|
5320 /*
|
|
|
5321 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5322 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5323 */
|
|
|
5324 static int
|
|
|
5325 get_mac_fio_flags(ptr)
|
|
|
5326 char_u *ptr;
|
|
|
5327 {
|
|
|
5328 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5329 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5330 return FIO_MACROMAN;
|
|
|
5331 return 0;
|
|
|
5332 }
|
|
|
5333 #endif
|
|
|
5334
|
|
|
5335 /*
|
|
|
5336 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5337 * "size" must be at least 2.
|
|
|
5338 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5339 * Returns NULL when no BOM found.
|
|
|
5340 */
|
|
|
5341 static char_u *
|
|
|
5342 check_for_bom(p, size, lenp, flags)
|
|
|
5343 char_u *p;
|
|
|
5344 long size;
|
|
|
5345 int *lenp;
|
|
|
5346 int flags;
|
|
|
5347 {
|
|
|
5348 char *name = NULL;
|
|
|
5349 int len = 2;
|
|
|
5350
|
|
|
5351 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
|
5352 && (flags == FIO_ALL || flags == 0))
|
|
|
5353 {
|
|
|
5354 name = "utf-8"; /* EF BB BF */
|
|
|
5355 len = 3;
|
|
|
5356 }
|
|
|
5357 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5358 {
|
|
|
5359 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5360 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5361 {
|
|
|
5362 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5363 len = 4;
|
|
|
5364 }
|
|
|
5365 else if (flags == FIO_ALL || flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
|
5366 name = "ucs-2le"; /* FF FE */
|
|
|
5367 else if (flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5368 name = "utf-16le"; /* FF FE */
|
|
|
5369 }
|
|
|
5370 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5371 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5372 {
|
|
|
5373 if (flags == FIO_UTF16)
|
|
|
5374 name = "utf-16"; /* FE FF */
|
|
|
5375 else
|
|
|
5376 name = "ucs-2"; /* FE FF */
|
|
|
5377 }
|
|
|
5378 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5379 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5380 {
|
|
|
5381 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5382 len = 4;
|
|
|
5383 }
|
|
|
5384
|
|
|
5385 *lenp = len;
|
|
|
5386 return (char_u *)name;
|
|
|
5387 }
|
|
|
5388
|
|
|
5389 /*
|
|
|
5390 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5391 * Return the length of the BOM (zero when no BOM).
|
|
|
5392 */
|
|
|
5393 static int
|
|
|
5394 make_bom(buf, name)
|
|
|
5395 char_u *buf;
|
|
|
5396 char_u *name;
|
|
|
5397 {
|
|
|
5398 int flags;
|
|
|
5399 char_u *p;
|
|
|
5400
|
|
|
5401 flags = get_fio_flags(name);
|
|
|
5402
|
|
|
5403 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5404 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5405 return 0;
|
|
|
5406
|
|
|
5407 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5408 {
|
|
|
5409 buf[0] = 0xef;
|
|
|
5410 buf[1] = 0xbb;
|
|
|
5411 buf[2] = 0xbf;
|
|
|
5412 return 3;
|
|
|
5413 }
|
|
|
5414 p = buf;
|
|
|
5415 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5416 return (int)(p - buf);
|
|
|
5417 }
|
|
|
5418 #endif
|
|
|
5419
|
|
|
5420 /*
|
|
|
5421 * Try to find a shortname by comparing the fullname with the current
|
|
|
5422 * directory.
|
|
|
5423 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5424 * otherwise.
|
|
|
5425 */
|
|
|
5426 char_u *
|
|
|
5427 shorten_fname(full_path, dir_name)
|
|
|
5428 char_u *full_path;
|
|
|
5429 char_u *dir_name;
|
|
|
5430 {
|
|
|
5431 int len;
|
|
|
5432 char_u *p;
|
|
|
5433
|
|
|
5434 if (full_path == NULL)
|
|
|
5435 return NULL;
|
|
|
5436 len = (int)STRLEN(dir_name);
|
|
|
5437 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5438 {
|
|
|
5439 p = full_path + len;
|
|
|
5440 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5441 /*
|
|
|
5442 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5443 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5444 * case p may already be correct. <negri>
|
|
|
5445 */
|
|
|
5446 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5447 #endif
|
|
|
5448 {
|
|
|
5449 if (vim_ispathsep(*p))
|
|
|
5450 ++p;
|
|
|
5451 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5452 else
|
|
|
5453 p = NULL;
|
|
|
5454 #endif
|
|
|
5455 }
|
|
|
5456 }
|
|
|
5457 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5458 /*
|
|
|
5459 * When using a file in the current drive, remove the drive name:
|
|
|
5460 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5461 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5462 */
|
|
|
5463 else if (len > 3
|
|
|
5464 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5465 && full_path[1] == ':'
|
|
|
5466 && vim_ispathsep(full_path[2]))
|
|
|
5467 p = full_path + 2;
|
|
|
5468 #endif
|
|
|
5469 else
|
|
|
5470 p = NULL;
|
|
|
5471 return p;
|
|
|
5472 }
|
|
|
5473
|
|
|
5474 /*
|
|
|
5475 * Shorten filenames for all buffers.
|
|
|
5476 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5477 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5478 * names a bit, if safe to do so.
|
|
|
5479 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5480 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5481 * name.
|
|
|
5482 */
|
|
|
5483 void
|
|
|
5484 shorten_fnames(force)
|
|
|
5485 int force;
|
|
|
5486 {
|
|
|
5487 char_u dirname[MAXPATHL];
|
|
|
5488 buf_T *buf;
|
|
|
5489 char_u *p;
|
|
|
5490
|
|
|
5491 mch_dirname(dirname, MAXPATHL);
|
|
|
5492 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5493 {
|
|
|
5494 if (buf->b_fname != NULL
|
|
|
5495 #ifdef FEAT_QUICKFIX
|
|
|
5496 && !bt_nofile(buf)
|
|
|
5497 #endif
|
|
|
5498 && !path_with_url(buf->b_fname)
|
|
|
5499 && (force
|
|
|
5500 || buf->b_sfname == NULL
|
|
|
5501 || mch_isFullName(buf->b_sfname)))
|
|
|
5502 {
|
|
|
5503 vim_free(buf->b_sfname);
|
|
|
5504 buf->b_sfname = NULL;
|
|
|
5505 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5506 if (p != NULL)
|
|
|
5507 {
|
|
|
5508 buf->b_sfname = vim_strsave(p);
|
|
|
5509 buf->b_fname = buf->b_sfname;
|
|
|
5510 }
|
|
|
5511 if (p == NULL || buf->b_fname == NULL)
|
|
|
5512 buf->b_fname = buf->b_ffname;
|
|
9
|
5513 }
|
|
|
5514
|
|
|
5515 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5516 * also have a swap file. */
|
|
|
5517 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5518 }
|
|
|
5519 #ifdef FEAT_WINDOWS
|
|
|
5520 status_redraw_all();
|
|
|
5521 #endif
|
|
|
5522 }
|
|
|
5523
|
|
|
5524 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5525 || defined(FEAT_GUI_MSWIN) \
|
|
|
5526 || defined(FEAT_GUI_MAC) \
|
|
|
5527 || defined(PROTO)
|
|
|
5528 /*
|
|
|
5529 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5530 */
|
|
|
5531 void
|
|
|
5532 shorten_filenames(fnames, count)
|
|
|
5533 char_u **fnames;
|
|
|
5534 int count;
|
|
|
5535 {
|
|
|
5536 int i;
|
|
|
5537 char_u dirname[MAXPATHL];
|
|
|
5538 char_u *p;
|
|
|
5539
|
|
|
5540 if (fnames == NULL || count < 1)
|
|
|
5541 return;
|
|
|
5542 mch_dirname(dirname, sizeof(dirname));
|
|
|
5543 for (i = 0; i < count; ++i)
|
|
|
5544 {
|
|
|
5545 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5546 {
|
|
|
5547 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5548 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5549 * "p" first then free fnames[i]. */
|
|
|
5550 p = vim_strsave(p);
|
|
|
5551 vim_free(fnames[i]);
|
|
|
5552 fnames[i] = p;
|
|
|
5553 }
|
|
|
5554 }
|
|
|
5555 }
|
|
|
5556 #endif
|
|
|
5557
|
|
|
5558 /*
|
|
|
5559 * add extention to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
|
5560 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5561 *
|
|
|
5562 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5563 * the return value is a different name and ends in 'ext'.
|
|
|
5564 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5565 * characters otherwise.
|
|
|
5566 * Space for the returned name is allocated, must be freed later.
|
|
|
5567 * Returns NULL when out of memory.
|
|
|
5568 */
|
|
|
5569 char_u *
|
|
|
5570 modname(fname, ext, prepend_dot)
|
|
|
5571 char_u *fname, *ext;
|
|
|
5572 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5573 {
|
|
|
5574 return buf_modname(
|
|
|
5575 #ifdef SHORT_FNAME
|
|
|
5576 TRUE,
|
|
|
5577 #else
|
|
|
5578 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5579 #endif
|
|
|
5580 fname, ext, prepend_dot);
|
|
|
5581 }
|
|
|
5582
|
|
|
5583 char_u *
|
|
|
5584 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5585 int shortname; /* use 8.3 file name */
|
|
|
5586 char_u *fname, *ext;
|
|
|
5587 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5588 {
|
|
|
5589 char_u *retval;
|
|
|
5590 char_u *s;
|
|
|
5591 char_u *e;
|
|
|
5592 char_u *ptr;
|
|
|
5593 int fnamelen, extlen;
|
|
|
5594
|
|
|
5595 extlen = (int)STRLEN(ext);
|
|
|
5596
|
|
|
5597 /*
|
|
|
5598 * If there is no file name we must get the name of the current directory
|
|
|
5599 * (we need the full path in case :cd is used).
|
|
|
5600 */
|
|
|
5601 if (fname == NULL || *fname == NUL)
|
|
|
5602 {
|
|
|
5603 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5604 if (retval == NULL)
|
|
|
5605 return NULL;
|
|
|
5606 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5607 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5608 {
|
|
|
5609 vim_free(retval);
|
|
|
5610 return NULL;
|
|
|
5611 }
|
|
39
|
5612 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5613 {
|
|
|
5614 retval[fnamelen++] = PATHSEP;
|
|
|
5615 retval[fnamelen] = NUL;
|
|
|
5616 }
|
|
|
5617 #ifndef SHORT_FNAME
|
|
|
5618 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5619 #endif
|
|
|
5620 }
|
|
|
5621 else
|
|
|
5622 {
|
|
|
5623 fnamelen = (int)STRLEN(fname);
|
|
|
5624 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5625 if (retval == NULL)
|
|
|
5626 return NULL;
|
|
|
5627 STRCPY(retval, fname);
|
|
|
5628 #ifdef VMS
|
|
|
5629 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5630 #endif
|
|
|
5631 }
|
|
|
5632
|
|
|
5633 /*
|
|
|
5634 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5635 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5636 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5637 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5638 */
|
|
391
|
5639 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5640 {
|
|
|
5641 #ifndef RISCOS
|
|
|
5642 if (*ext == '.'
|
|
391
|
5643 # ifdef USE_LONG_FNAME
|
|
7
|
5644 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5645 # else
|
|
|
5646 # ifndef SHORT_FNAME
|
|
7
|
5647 && shortname
|
|
391
|
5648 # endif
|
|
7
|
5649 # endif
|
|
|
5650 )
|
|
|
5651 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5652 *ptr = '_';
|
|
391
|
5653 #endif
|
|
7
|
5654 if (vim_ispathsep(*ptr))
|
|
391
|
5655 {
|
|
|
5656 ++ptr;
|
|
7
|
5657 break;
|
|
391
|
5658 }
|
|
|
5659 }
|
|
7
|
5660
|
|
|
5661 /* the file name has at most BASENAMELEN characters. */
|
|
|
5662 #ifndef SHORT_FNAME
|
|
|
5663 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5664 ptr[BASENAMELEN] = '\0';
|
|
|
5665 #endif
|
|
|
5666
|
|
|
5667 s = ptr + STRLEN(ptr);
|
|
|
5668
|
|
|
5669 /*
|
|
|
5670 * For 8.3 file names we may have to reduce the length.
|
|
|
5671 */
|
|
|
5672 #ifdef USE_LONG_FNAME
|
|
|
5673 if (!USE_LONG_FNAME || shortname)
|
|
|
5674 #else
|
|
|
5675 # ifndef SHORT_FNAME
|
|
|
5676 if (shortname)
|
|
|
5677 # endif
|
|
|
5678 #endif
|
|
|
5679 {
|
|
|
5680 /*
|
|
|
5681 * If there is no file name, or the file name ends in '/', and the
|
|
|
5682 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5683 * ".ext" is invalid.
|
|
|
5684 */
|
|
|
5685 if (fname == NULL || *fname == NUL
|
|
|
5686 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5687 {
|
|
|
5688 #ifdef RISCOS
|
|
|
5689 if (*ext == '/')
|
|
|
5690 #else
|
|
|
5691 if (*ext == '.')
|
|
|
5692 #endif
|
|
|
5693 *s++ = '_';
|
|
|
5694 }
|
|
|
5695 /*
|
|
|
5696 * If the extension starts with '.', truncate the base name at 8
|
|
|
5697 * characters
|
|
|
5698 */
|
|
|
5699 #ifdef RISCOS
|
|
|
5700 /* We normally use '/', but swap files are '_' */
|
|
|
5701 else if (*ext == '/' || *ext == '_')
|
|
|
5702 #else
|
|
|
5703 else if (*ext == '.')
|
|
|
5704 #endif
|
|
|
5705 {
|
|
|
5706 if (s - ptr > (size_t)8)
|
|
|
5707 {
|
|
|
5708 s = ptr + 8;
|
|
|
5709 *s = '\0';
|
|
|
5710 }
|
|
|
5711 }
|
|
|
5712 /*
|
|
|
5713 * If the extension doesn't start with '.', and the file name
|
|
|
5714 * doesn't have an extension yet, append a '.'
|
|
|
5715 */
|
|
|
5716 #ifdef RISCOS
|
|
|
5717 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5718 *s++ = '/';
|
|
|
5719 #else
|
|
|
5720 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5721 *s++ = '.';
|
|
|
5722 #endif
|
|
|
5723 /*
|
|
|
5724 * If the extension doesn't start with '.', and there already is an
|
|
|
5725 * extension, it may need to be tructated
|
|
|
5726 */
|
|
|
5727 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5728 s = e + 4 - extlen;
|
|
|
5729 }
|
|
|
5730 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
5731 /*
|
|
|
5732 * If there is no file name, and the extension starts with '.', put a
|
|
|
5733 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
5734 * FAT partition, and on HPFS it doesn't matter.
|
|
|
5735 */
|
|
|
5736 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
5737 *s++ = '_';
|
|
|
5738 #endif
|
|
|
5739
|
|
|
5740 /*
|
|
|
5741 * Append the extention.
|
|
|
5742 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
5743 */
|
|
|
5744 STRCPY(s, ext);
|
|
|
5745
|
|
|
5746 #ifndef SHORT_FNAME
|
|
|
5747 /*
|
|
|
5748 * Prepend the dot.
|
|
|
5749 */
|
|
|
5750 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
5751 #ifdef RISCOS
|
|
|
5752 '/'
|
|
|
5753 #else
|
|
|
5754 '.'
|
|
|
5755 #endif
|
|
|
5756 #ifdef USE_LONG_FNAME
|
|
|
5757 && USE_LONG_FNAME
|
|
|
5758 #endif
|
|
|
5759 )
|
|
|
5760 {
|
|
|
5761 mch_memmove(e + 1, e, STRLEN(e) + 1);
|
|
|
5762 #ifdef RISCOS
|
|
|
5763 *e = '/';
|
|
|
5764 #else
|
|
|
5765 *e = '.';
|
|
|
5766 #endif
|
|
|
5767 }
|
|
|
5768 #endif
|
|
|
5769
|
|
|
5770 /*
|
|
|
5771 * Check that, after appending the extension, the file name is really
|
|
|
5772 * different.
|
|
|
5773 */
|
|
|
5774 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
5775 {
|
|
|
5776 /* we search for a character that can be replaced by '_' */
|
|
|
5777 while (--s >= ptr)
|
|
|
5778 {
|
|
|
5779 if (*s != '_')
|
|
|
5780 {
|
|
|
5781 *s = '_';
|
|
|
5782 break;
|
|
|
5783 }
|
|
|
5784 }
|
|
|
5785 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
5786 *ptr = 'v';
|
|
|
5787 }
|
|
|
5788 return retval;
|
|
|
5789 }
|
|
|
5790
|
|
|
5791 /*
|
|
|
5792 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
5793 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
5794 */
|
|
|
5795 int
|
|
|
5796 vim_fgets(buf, size, fp)
|
|
|
5797 char_u *buf;
|
|
|
5798 int size;
|
|
|
5799 FILE *fp;
|
|
|
5800 {
|
|
|
5801 char *eof;
|
|
|
5802 #define FGETS_SIZE 200
|
|
|
5803 char tbuf[FGETS_SIZE];
|
|
|
5804
|
|
|
5805 buf[size - 2] = NUL;
|
|
|
5806 #ifdef USE_CR
|
|
|
5807 eof = fgets_cr((char *)buf, size, fp);
|
|
|
5808 #else
|
|
|
5809 eof = fgets((char *)buf, size, fp);
|
|
|
5810 #endif
|
|
|
5811 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
5812 {
|
|
|
5813 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
5814
|
|
|
5815 /* Now throw away the rest of the line: */
|
|
|
5816 do
|
|
|
5817 {
|
|
|
5818 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
5819 #ifdef USE_CR
|
|
|
5820 fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5821 #else
|
|
|
5822 fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5823 #endif
|
|
|
5824 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
5825 }
|
|
|
5826 return (eof == NULL);
|
|
|
5827 }
|
|
|
5828
|
|
|
5829 #if defined(USE_CR) || defined(PROTO)
|
|
|
5830 /*
|
|
|
5831 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
5832 * Returns TRUE for end-of-file.
|
|
|
5833 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
5834 */
|
|
|
5835 int
|
|
|
5836 tag_fgets(buf, size, fp)
|
|
|
5837 char_u *buf;
|
|
|
5838 int size;
|
|
|
5839 FILE *fp;
|
|
|
5840 {
|
|
|
5841 int i = 0;
|
|
|
5842 int c;
|
|
|
5843 int eof = FALSE;
|
|
|
5844
|
|
|
5845 for (;;)
|
|
|
5846 {
|
|
|
5847 c = fgetc(fp);
|
|
|
5848 if (c == EOF)
|
|
|
5849 {
|
|
|
5850 eof = TRUE;
|
|
|
5851 break;
|
|
|
5852 }
|
|
|
5853 if (c == '\r')
|
|
|
5854 {
|
|
|
5855 /* Always store a NL for end-of-line. */
|
|
|
5856 if (i < size - 1)
|
|
|
5857 buf[i++] = '\n';
|
|
|
5858 c = fgetc(fp);
|
|
|
5859 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
5860 ungetc(c, fp);
|
|
|
5861 break;
|
|
|
5862 }
|
|
|
5863 if (i < size - 1)
|
|
|
5864 buf[i++] = c;
|
|
|
5865 if (c == '\n')
|
|
|
5866 break;
|
|
|
5867 }
|
|
|
5868 buf[i] = NUL;
|
|
|
5869 return eof;
|
|
|
5870 }
|
|
|
5871 #endif
|
|
|
5872
|
|
|
5873 /*
|
|
|
5874 * rename() only works if both files are on the same file system, this
|
|
|
5875 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
5876 * Return -1 for failure, 0 for success.
|
|
|
5877 */
|
|
|
5878 int
|
|
|
5879 vim_rename(from, to)
|
|
|
5880 char_u *from;
|
|
|
5881 char_u *to;
|
|
|
5882 {
|
|
|
5883 int fd_in;
|
|
|
5884 int fd_out;
|
|
|
5885 int n;
|
|
|
5886 char *errmsg = NULL;
|
|
|
5887 char *buffer;
|
|
|
5888 #ifdef AMIGA
|
|
|
5889 BPTR flock;
|
|
|
5890 #endif
|
|
|
5891 struct stat st;
|
|
194
|
5892 long perm;
|
|
199
|
5893 #ifdef HAVE_ACL
|
|
|
5894 vim_acl_T acl; /* ACL from original file */
|
|
|
5895 #endif
|
|
7
|
5896
|
|
|
5897 /*
|
|
|
5898 * When the names are identical, there is nothing to do.
|
|
|
5899 */
|
|
|
5900 if (fnamecmp(from, to) == 0)
|
|
|
5901 return 0;
|
|
|
5902
|
|
|
5903 /*
|
|
|
5904 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
5905 */
|
|
|
5906 if (mch_stat((char *)from, &st) < 0)
|
|
|
5907 return -1;
|
|
|
5908
|
|
|
5909 /*
|
|
|
5910 * Delete the "to" file, this is required on some systems to make the
|
|
|
5911 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
5912 * two files when the mch_rename() fails.
|
|
|
5913 */
|
|
|
5914
|
|
|
5915 #ifdef AMIGA
|
|
|
5916 /*
|
|
|
5917 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
5918 * that the name of the "to" file is the same as the "from" file, even
|
|
|
5919 * though the names are different. To avoid the chance of accidently
|
|
|
5920 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
5921 *
|
|
|
5922 * When used for making a backup before writing the file: This should not
|
|
|
5923 * happen with ":w", because startscript() should detect this problem and
|
|
|
5924 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
5925 * name. This problem does exist with ":w filename", but then the
|
|
|
5926 * original file will be somewhere else so the backup isn't really
|
|
|
5927 * important. If autoscripting is off the rename may fail.
|
|
|
5928 */
|
|
|
5929 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
5930 #endif
|
|
|
5931 mch_remove(to);
|
|
|
5932 #ifdef AMIGA
|
|
|
5933 if (flock)
|
|
|
5934 UnLock(flock);
|
|
|
5935 #endif
|
|
|
5936
|
|
|
5937 /*
|
|
|
5938 * First try a normal rename, return if it works.
|
|
|
5939 */
|
|
|
5940 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
5941 return 0;
|
|
|
5942
|
|
|
5943 /*
|
|
|
5944 * Rename() failed, try copying the file.
|
|
|
5945 */
|
|
194
|
5946 perm = mch_getperm(from);
|
|
199
|
5947 #ifdef HAVE_ACL
|
|
|
5948 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
5949 acl = mch_get_acl(from);
|
|
|
5950 #endif
|
|
7
|
5951 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
5952 if (fd_in == -1)
|
|
|
5953 return -1;
|
|
194
|
5954
|
|
|
5955 /* Create the new file with same permissions as the original. */
|
|
557
|
5956 fd_out = mch_open((char *)to,
|
|
|
5957 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
5958 if (fd_out == -1)
|
|
|
5959 {
|
|
|
5960 close(fd_in);
|
|
|
5961 return -1;
|
|
|
5962 }
|
|
|
5963
|
|
|
5964 buffer = (char *)alloc(BUFSIZE);
|
|
|
5965 if (buffer == NULL)
|
|
|
5966 {
|
|
|
5967 close(fd_in);
|
|
|
5968 close(fd_out);
|
|
|
5969 return -1;
|
|
|
5970 }
|
|
|
5971
|
|
|
5972 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
5973 if (vim_write(fd_out, buffer, n) != n)
|
|
|
5974 {
|
|
|
5975 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
5976 break;
|
|
|
5977 }
|
|
|
5978
|
|
|
5979 vim_free(buffer);
|
|
|
5980 close(fd_in);
|
|
|
5981 if (close(fd_out) < 0)
|
|
|
5982 errmsg = _("E209: Error closing \"%s\"");
|
|
|
5983 if (n < 0)
|
|
|
5984 {
|
|
|
5985 errmsg = _("E210: Error reading \"%s\"");
|
|
|
5986 to = from;
|
|
|
5987 }
|
|
570
|
5988 #ifndef UNIX /* for Unix mch_open() already set ther permission */
|
|
194
|
5989 mch_setperm(to, perm);
|
|
570
|
5990 #endif
|
|
199
|
5991 #ifdef HAVE_ACL
|
|
|
5992 mch_set_acl(to, acl);
|
|
|
5993 #endif
|
|
7
|
5994 if (errmsg != NULL)
|
|
|
5995 {
|
|
|
5996 EMSG2(errmsg, to);
|
|
|
5997 return -1;
|
|
|
5998 }
|
|
|
5999 mch_remove(from);
|
|
|
6000 return 0;
|
|
|
6001 }
|
|
|
6002
|
|
|
6003 static int already_warned = FALSE;
|
|
|
6004
|
|
|
6005 /*
|
|
|
6006 * Check if any not hidden buffer has been changed.
|
|
|
6007 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6008 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6009 * busy.
|
|
|
6010 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6011 * cursor positioned).
|
|
|
6012 */
|
|
|
6013 int
|
|
|
6014 check_timestamps(focus)
|
|
|
6015 int focus; /* called for GUI focus event */
|
|
|
6016 {
|
|
|
6017 buf_T *buf;
|
|
|
6018 int didit = 0;
|
|
|
6019 int n;
|
|
|
6020
|
|
|
6021 /* Don't check timestamps while system() or another low-level function may
|
|
|
6022 * cause us to lose and gain focus. */
|
|
|
6023 if (no_check_timestamps > 0)
|
|
|
6024 return FALSE;
|
|
|
6025
|
|
|
6026 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6027 * event and we would keep on checking if the file is steadily growing.
|
|
|
6028 * Do check again after typing something. */
|
|
|
6029 if (focus && did_check_timestamps)
|
|
|
6030 {
|
|
|
6031 need_check_timestamps = TRUE;
|
|
|
6032 return FALSE;
|
|
|
6033 }
|
|
|
6034
|
|
|
6035 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6036 #ifdef FEAT_AUTOCMD
|
|
|
6037 || autocmd_busy
|
|
|
6038 #endif
|
|
|
6039 )
|
|
|
6040 need_check_timestamps = TRUE; /* check later */
|
|
|
6041 else
|
|
|
6042 {
|
|
|
6043 ++no_wait_return;
|
|
|
6044 did_check_timestamps = TRUE;
|
|
|
6045 already_warned = FALSE;
|
|
|
6046 for (buf = firstbuf; buf != NULL; )
|
|
|
6047 {
|
|
|
6048 /* Only check buffers in a window. */
|
|
|
6049 if (buf->b_nwindows > 0)
|
|
|
6050 {
|
|
|
6051 n = buf_check_timestamp(buf, focus);
|
|
|
6052 if (didit < n)
|
|
|
6053 didit = n;
|
|
|
6054 if (n > 0 && !buf_valid(buf))
|
|
|
6055 {
|
|
|
6056 /* Autocommands have removed the buffer, start at the
|
|
|
6057 * first one again. */
|
|
|
6058 buf = firstbuf;
|
|
|
6059 continue;
|
|
|
6060 }
|
|
|
6061 }
|
|
|
6062 buf = buf->b_next;
|
|
|
6063 }
|
|
|
6064 --no_wait_return;
|
|
|
6065 need_check_timestamps = FALSE;
|
|
|
6066 if (need_wait_return && didit == 2)
|
|
|
6067 {
|
|
|
6068 /* make sure msg isn't overwritten */
|
|
|
6069 msg_puts((char_u *)"\n");
|
|
|
6070 out_flush();
|
|
|
6071 }
|
|
|
6072 }
|
|
|
6073 return didit;
|
|
|
6074 }
|
|
|
6075
|
|
|
6076 /*
|
|
|
6077 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6078 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6079 * empty.
|
|
|
6080 */
|
|
|
6081 static int
|
|
|
6082 move_lines(frombuf, tobuf)
|
|
|
6083 buf_T *frombuf;
|
|
|
6084 buf_T *tobuf;
|
|
|
6085 {
|
|
|
6086 buf_T *tbuf = curbuf;
|
|
|
6087 int retval = OK;
|
|
|
6088 linenr_T lnum;
|
|
|
6089 char_u *p;
|
|
|
6090
|
|
|
6091 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6092 curbuf = tobuf;
|
|
|
6093 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6094 {
|
|
|
6095 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6096 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6097 {
|
|
|
6098 vim_free(p);
|
|
|
6099 retval = FAIL;
|
|
|
6100 break;
|
|
|
6101 }
|
|
|
6102 vim_free(p);
|
|
|
6103 }
|
|
|
6104
|
|
|
6105 /* Delete all the lines in "frombuf". */
|
|
|
6106 if (retval != FAIL)
|
|
|
6107 {
|
|
|
6108 curbuf = frombuf;
|
|
|
6109 while (!bufempty())
|
|
|
6110 if (ml_delete(curbuf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
|
6111 {
|
|
|
6112 /* Oops! We could try putting back the saved lines, but that
|
|
|
6113 * might fail again... */
|
|
|
6114 retval = FAIL;
|
|
|
6115 break;
|
|
|
6116 }
|
|
|
6117 }
|
|
|
6118
|
|
|
6119 curbuf = tbuf;
|
|
|
6120 return retval;
|
|
|
6121 }
|
|
|
6122
|
|
|
6123 /*
|
|
|
6124 * Check if buffer "buf" has been changed.
|
|
|
6125 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6126 * return 1 if a changed buffer was found.
|
|
|
6127 * return 2 if a message has been displayed.
|
|
|
6128 * return 0 otherwise.
|
|
|
6129 */
|
|
|
6130 /*ARGSUSED*/
|
|
|
6131 int
|
|
|
6132 buf_check_timestamp(buf, focus)
|
|
|
6133 buf_T *buf;
|
|
|
6134 int focus; /* called for GUI focus event */
|
|
|
6135 {
|
|
|
6136 struct stat st;
|
|
|
6137 int stat_res;
|
|
|
6138 int retval = 0;
|
|
|
6139 char_u *path;
|
|
|
6140 char_u *tbuf;
|
|
|
6141 char *mesg = NULL;
|
|
188
|
6142 char *mesg2 = "";
|
|
7
|
6143 int helpmesg = FALSE;
|
|
|
6144 int reload = FALSE;
|
|
|
6145 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6146 int can_reload = FALSE;
|
|
|
6147 #endif
|
|
|
6148 size_t orig_size = buf->b_orig_size;
|
|
|
6149 int orig_mode = buf->b_orig_mode;
|
|
|
6150 #ifdef FEAT_GUI
|
|
|
6151 int save_mouse_correct = need_mouse_correct;
|
|
|
6152 #endif
|
|
|
6153 #ifdef FEAT_AUTOCMD
|
|
|
6154 static int busy = FALSE;
|
|
179
|
6155 int n;
|
|
|
6156 char_u *s;
|
|
|
6157 #endif
|
|
|
6158 char *reason;
|
|
7
|
6159
|
|
|
6160 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6161 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6162 * this buffer. */
|
|
|
6163 if (buf->b_ffname == NULL
|
|
|
6164 || buf->b_ml.ml_mfp == NULL
|
|
|
6165 #if defined(FEAT_QUICKFIX)
|
|
|
6166 || *buf->b_p_bt != NUL
|
|
|
6167 #endif
|
|
|
6168 || buf->b_saving
|
|
|
6169 #ifdef FEAT_AUTOCMD
|
|
|
6170 || busy
|
|
|
6171 #endif
|
|
33
|
6172 #ifdef FEAT_NETBEANS_INTG
|
|
|
6173 || isNetbeansBuffer(buf)
|
|
|
6174 #endif
|
|
7
|
6175 )
|
|
|
6176 return 0;
|
|
|
6177
|
|
|
6178 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6179 && buf->b_mtime != 0
|
|
|
6180 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6181 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6182 #ifdef HAVE_ST_MODE
|
|
|
6183 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6184 #else
|
|
|
6185 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6186 #endif
|
|
|
6187 ))
|
|
|
6188 {
|
|
|
6189 retval = 1;
|
|
|
6190
|
|
628
|
6191 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6192 * FileChangedShell autocmd) */
|
|
7
|
6193 if (stat_res < 0)
|
|
|
6194 {
|
|
|
6195 buf->b_mtime = 0;
|
|
|
6196 buf->b_orig_size = 0;
|
|
|
6197 buf->b_orig_mode = 0;
|
|
|
6198 }
|
|
|
6199 else
|
|
|
6200 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6201
|
|
|
6202 /* Don't do anything for a directory. Might contain the file
|
|
|
6203 * explorer. */
|
|
|
6204 if (mch_isdir(buf->b_fname))
|
|
|
6205 ;
|
|
|
6206
|
|
|
6207 /*
|
|
|
6208 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6209 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6210 * was set, the global option value otherwise.
|
|
|
6211 */
|
|
|
6212 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6213 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6214 reload = TRUE;
|
|
|
6215 else
|
|
|
6216 {
|
|
179
|
6217 if (stat_res < 0)
|
|
|
6218 reason = "deleted";
|
|
|
6219 else if (bufIsChanged(buf))
|
|
|
6220 reason = "conflict";
|
|
|
6221 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6222 reason = "changed";
|
|
|
6223 else if (orig_mode != buf->b_orig_mode)
|
|
|
6224 reason = "mode";
|
|
|
6225 else
|
|
|
6226 reason = "time";
|
|
|
6227
|
|
7
|
6228 #ifdef FEAT_AUTOCMD
|
|
|
6229 /*
|
|
|
6230 * Only give the warning if there are no FileChangedShell
|
|
|
6231 * autocommands.
|
|
|
6232 * Avoid being called recursively by setting "busy".
|
|
|
6233 */
|
|
|
6234 busy = TRUE;
|
|
532
|
6235 # ifdef FEAT_EVAL
|
|
179
|
6236 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6237 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6238 # endif
|
|
7
|
6239 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6240 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6241 busy = FALSE;
|
|
|
6242 if (n)
|
|
|
6243 {
|
|
|
6244 if (!buf_valid(buf))
|
|
|
6245 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6246 # ifdef FEAT_EVAL
|
|
179
|
6247 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6248 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6249 reload = TRUE;
|
|
|
6250 else if (STRCMP(s, "ask") == 0)
|
|
|
6251 n = FALSE;
|
|
|
6252 else
|
|
532
|
6253 # endif
|
|
179
|
6254 return 2;
|
|
7
|
6255 }
|
|
179
|
6256 if (!n)
|
|
7
|
6257 #endif
|
|
|
6258 {
|
|
179
|
6259 if (*reason == 'd')
|
|
|
6260 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6261 else
|
|
|
6262 {
|
|
|
6263 helpmesg = TRUE;
|
|
|
6264 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6265 can_reload = TRUE;
|
|
|
6266 #endif
|
|
|
6267 /*
|
|
|
6268 * Check if the file contents really changed to avoid
|
|
|
6269 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6270 * checked out of CVS). Always warn when the buffer was
|
|
|
6271 * changed.
|
|
|
6272 */
|
|
179
|
6273 if (reason[2] == 'n')
|
|
|
6274 {
|
|
7
|
6275 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6276 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6277 }
|
|
|
6278 else if (reason[1] == 'h')
|
|
|
6279 {
|
|
7
|
6280 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6281 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6282 }
|
|
|
6283 else if (*reason == 'm')
|
|
|
6284 {
|
|
7
|
6285 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6286 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6287 }
|
|
|
6288 /* Else: only timestamp changed, ignored */
|
|
7
|
6289 }
|
|
|
6290 }
|
|
|
6291 }
|
|
|
6292
|
|
|
6293 }
|
|
|
6294 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6295 && vim_fexists(buf->b_ffname))
|
|
|
6296 {
|
|
|
6297 retval = 1;
|
|
|
6298 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6299 buf->b_flags |= BF_NEW_W;
|
|
|
6300 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6301 can_reload = TRUE;
|
|
|
6302 #endif
|
|
|
6303 }
|
|
|
6304
|
|
|
6305 if (mesg != NULL)
|
|
|
6306 {
|
|
|
6307 path = home_replace_save(buf, buf->b_fname);
|
|
|
6308 if (path != NULL)
|
|
|
6309 {
|
|
179
|
6310 if (!helpmesg)
|
|
7
|
6311 mesg2 = "";
|
|
|
6312 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6313 + STRLEN(mesg2) + 2));
|
|
|
6314 sprintf((char *)tbuf, mesg, path);
|
|
|
6315 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6316 if (can_reload)
|
|
|
6317 {
|
|
|
6318 if (*mesg2 != NUL)
|
|
|
6319 {
|
|
|
6320 STRCAT(tbuf, "\n");
|
|
|
6321 STRCAT(tbuf, mesg2);
|
|
|
6322 }
|
|
|
6323 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6324 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6325 reload = TRUE;
|
|
|
6326 }
|
|
|
6327 else
|
|
|
6328 #endif
|
|
|
6329 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6330 {
|
|
|
6331 if (*mesg2 != NUL)
|
|
|
6332 {
|
|
|
6333 STRCAT(tbuf, "; ");
|
|
|
6334 STRCAT(tbuf, mesg2);
|
|
|
6335 }
|
|
|
6336 EMSG(tbuf);
|
|
|
6337 retval = 2;
|
|
|
6338 }
|
|
|
6339 else
|
|
|
6340 {
|
|
8
|
6341 # ifdef FEAT_AUTOCMD
|
|
7
|
6342 if (!autocmd_busy)
|
|
8
|
6343 # endif
|
|
7
|
6344 {
|
|
|
6345 msg_start();
|
|
|
6346 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6347 if (*mesg2 != NUL)
|
|
|
6348 msg_puts_attr((char_u *)mesg2,
|
|
|
6349 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6350 msg_clr_eos();
|
|
|
6351 (void)msg_end();
|
|
|
6352 if (emsg_silent == 0)
|
|
|
6353 {
|
|
|
6354 out_flush();
|
|
8
|
6355 # ifdef FEAT_GUI
|
|
7
|
6356 if (!focus)
|
|
8
|
6357 # endif
|
|
7
|
6358 /* give the user some time to think about it */
|
|
|
6359 ui_delay(1000L, TRUE);
|
|
|
6360
|
|
|
6361 /* don't redraw and erase the message */
|
|
|
6362 redraw_cmdline = FALSE;
|
|
|
6363 }
|
|
|
6364 }
|
|
|
6365 already_warned = TRUE;
|
|
|
6366 }
|
|
|
6367
|
|
|
6368 vim_free(path);
|
|
|
6369 vim_free(tbuf);
|
|
|
6370 }
|
|
|
6371 }
|
|
|
6372
|
|
|
6373 if (reload)
|
|
311
|
6374 /* Reload the buffer. */
|
|
628
|
6375 buf_reload(buf, orig_mode);
|
|
7
|
6376
|
|
|
6377 #ifdef FEAT_GUI
|
|
|
6378 /* restore this in case an autocommand has set it; it would break
|
|
|
6379 * 'mousefocus' */
|
|
|
6380 need_mouse_correct = save_mouse_correct;
|
|
|
6381 #endif
|
|
|
6382
|
|
|
6383 return retval;
|
|
|
6384 }
|
|
|
6385
|
|
311
|
6386 /*
|
|
|
6387 * Reload a buffer that is already loaded.
|
|
|
6388 * Used when the file was changed outside of Vim.
|
|
628
|
6389 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6390 * buf->b_orig_mode may have been reset already.
|
|
311
|
6391 */
|
|
|
6392 void
|
|
628
|
6393 buf_reload(buf, orig_mode)
|
|
311
|
6394 buf_T *buf;
|
|
628
|
6395 int orig_mode;
|
|
311
|
6396 {
|
|
|
6397 exarg_T ea;
|
|
|
6398 pos_T old_cursor;
|
|
|
6399 linenr_T old_topline;
|
|
|
6400 int old_ro = buf->b_p_ro;
|
|
|
6401 buf_T *savebuf;
|
|
|
6402 int saved = OK;
|
|
|
6403 #ifdef FEAT_AUTOCMD
|
|
|
6404 aco_save_T aco;
|
|
|
6405
|
|
|
6406 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6407 aucmd_prepbuf(&aco, buf);
|
|
|
6408 #else
|
|
|
6409 buf_T *save_curbuf = curbuf;
|
|
|
6410
|
|
|
6411 curbuf = buf;
|
|
|
6412 curwin->w_buffer = buf;
|
|
|
6413 #endif
|
|
|
6414
|
|
|
6415 /* We only want to read the text from the file, not reset the syntax
|
|
|
6416 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6417 * and encoding to be the same. */
|
|
|
6418 if (prep_exarg(&ea, buf) == OK)
|
|
|
6419 {
|
|
|
6420 old_cursor = curwin->w_cursor;
|
|
|
6421 old_topline = curwin->w_topline;
|
|
|
6422
|
|
|
6423 /*
|
|
|
6424 * To behave like when a new file is edited (matters for
|
|
|
6425 * BufReadPost autocommands) we first need to delete the current
|
|
|
6426 * buffer contents. But if reading the file fails we should keep
|
|
|
6427 * the old contents. Can't use memory only, the file might be
|
|
|
6428 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6429 */
|
|
|
6430 if (bufempty())
|
|
|
6431 savebuf = NULL;
|
|
|
6432 else
|
|
|
6433 {
|
|
|
6434 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6435 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
|
6436 if (savebuf != NULL)
|
|
|
6437 {
|
|
|
6438 /* Open the memline. */
|
|
|
6439 curbuf = savebuf;
|
|
|
6440 curwin->w_buffer = savebuf;
|
|
625
|
6441 saved = ml_open(curbuf);
|
|
311
|
6442 curbuf = buf;
|
|
|
6443 curwin->w_buffer = buf;
|
|
|
6444 }
|
|
|
6445 if (savebuf == NULL || saved == FAIL
|
|
|
6446 || move_lines(buf, savebuf) == FAIL)
|
|
|
6447 {
|
|
|
6448 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6449 buf->b_fname);
|
|
|
6450 saved = FAIL;
|
|
|
6451 }
|
|
|
6452 }
|
|
|
6453
|
|
|
6454 if (saved == OK)
|
|
|
6455 {
|
|
|
6456 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6457 #ifdef FEAT_AUTOCMD
|
|
|
6458 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6459 #endif
|
|
|
6460 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6461 (linenr_T)0,
|
|
|
6462 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6463 {
|
|
|
6464 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6465 if (!aborting())
|
|
|
6466 #endif
|
|
|
6467 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
|
6468 if (savebuf != NULL)
|
|
|
6469 {
|
|
|
6470 /* Put the text back from the save buffer. First
|
|
|
6471 * delete any lines that readfile() added. */
|
|
|
6472 while (!bufempty())
|
|
|
6473 if (ml_delete(curbuf->b_ml.ml_line_count, FALSE)
|
|
|
6474 == FAIL)
|
|
|
6475 break;
|
|
|
6476 (void)move_lines(savebuf, buf);
|
|
|
6477 }
|
|
|
6478 }
|
|
|
6479 else
|
|
|
6480 {
|
|
|
6481 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6482 unchanged(buf, TRUE);
|
|
|
6483 u_blockfree(buf);
|
|
|
6484 u_clearall(buf);
|
|
|
6485 }
|
|
|
6486 }
|
|
|
6487 vim_free(ea.cmd);
|
|
|
6488
|
|
|
6489 if (savebuf != NULL)
|
|
|
6490 wipe_buffer(savebuf, FALSE);
|
|
|
6491
|
|
|
6492 #ifdef FEAT_DIFF
|
|
|
6493 /* Invalidate diff info if necessary. */
|
|
|
6494 diff_invalidate();
|
|
|
6495 #endif
|
|
|
6496
|
|
|
6497 /* Restore the topline and cursor position and check it (lines may
|
|
|
6498 * have been removed). */
|
|
|
6499 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6500 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6501 else
|
|
|
6502 curwin->w_topline = old_topline;
|
|
|
6503 curwin->w_cursor = old_cursor;
|
|
|
6504 check_cursor();
|
|
|
6505 update_topline();
|
|
|
6506 #ifdef FEAT_AUTOCMD
|
|
|
6507 keep_filetype = FALSE;
|
|
|
6508 #endif
|
|
|
6509 #ifdef FEAT_FOLDING
|
|
|
6510 {
|
|
|
6511 win_T *wp;
|
|
|
6512
|
|
|
6513 /* Update folds unless they are defined manually. */
|
|
|
6514 FOR_ALL_WINDOWS(wp)
|
|
|
6515 if (wp->w_buffer == curwin->w_buffer
|
|
|
6516 && !foldmethodIsManual(wp))
|
|
|
6517 foldUpdateAll(wp);
|
|
|
6518 }
|
|
|
6519 #endif
|
|
|
6520 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6521 * value; the user probably used the ":view" command. But don't
|
|
|
6522 * reset it, might have had a read error. */
|
|
|
6523 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6524 curbuf->b_p_ro |= old_ro;
|
|
|
6525 }
|
|
|
6526
|
|
|
6527 #ifdef FEAT_AUTOCMD
|
|
|
6528 /* restore curwin/curbuf and a few other things */
|
|
|
6529 aucmd_restbuf(&aco);
|
|
|
6530 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6531 #else
|
|
|
6532 curwin->w_buffer = save_curbuf;
|
|
|
6533 curbuf = save_curbuf;
|
|
|
6534 #endif
|
|
|
6535 }
|
|
|
6536
|
|
7
|
6537 /*ARGSUSED*/
|
|
|
6538 void
|
|
|
6539 buf_store_time(buf, st, fname)
|
|
|
6540 buf_T *buf;
|
|
|
6541 struct stat *st;
|
|
|
6542 char_u *fname;
|
|
|
6543 {
|
|
|
6544 buf->b_mtime = (long)st->st_mtime;
|
|
|
6545 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6546 #ifdef HAVE_ST_MODE
|
|
|
6547 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6548 #else
|
|
|
6549 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6550 #endif
|
|
|
6551 }
|
|
|
6552
|
|
|
6553 /*
|
|
|
6554 * Adjust the line with missing eol, used for the next write.
|
|
|
6555 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6556 */
|
|
|
6557 void
|
|
|
6558 write_lnum_adjust(offset)
|
|
|
6559 linenr_T offset;
|
|
|
6560 {
|
|
167
|
6561 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6562 write_no_eol_lnum += offset;
|
|
|
6563 }
|
|
|
6564
|
|
|
6565 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6566 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6567
|
|
|
6568 /*
|
|
|
6569 * Delete the temp directory and all files it contains.
|
|
|
6570 */
|
|
|
6571 void
|
|
|
6572 vim_deltempdir()
|
|
|
6573 {
|
|
|
6574 char_u **files;
|
|
|
6575 int file_count;
|
|
|
6576 int i;
|
|
|
6577
|
|
|
6578 if (vim_tempdir != NULL)
|
|
|
6579 {
|
|
|
6580 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6581 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6582 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6583 {
|
|
|
6584 for (i = 0; i < file_count; ++i)
|
|
|
6585 mch_remove(files[i]);
|
|
|
6586 FreeWild(file_count, files);
|
|
|
6587 }
|
|
|
6588 gettail(NameBuff)[-1] = NUL;
|
|
|
6589 (void)mch_rmdir(NameBuff);
|
|
|
6590
|
|
|
6591 vim_free(vim_tempdir);
|
|
|
6592 vim_tempdir = NULL;
|
|
|
6593 }
|
|
|
6594 }
|
|
|
6595 #endif
|
|
|
6596
|
|
|
6597 /*
|
|
|
6598 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6599 *
|
|
|
6600 * The temp file is NOT created.
|
|
|
6601 *
|
|
|
6602 * The returned pointer is to allocated memory.
|
|
|
6603 * The returned pointer is NULL if no valid name was found.
|
|
|
6604 */
|
|
|
6605 /*ARGSUSED*/
|
|
|
6606 char_u *
|
|
|
6607 vim_tempname(extra_char)
|
|
|
6608 int extra_char; /* character to use in the name instead of '?' */
|
|
|
6609 {
|
|
|
6610 #ifdef USE_TMPNAM
|
|
|
6611 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6612 #else
|
|
|
6613 char_u itmp[TEMPNAMELEN];
|
|
|
6614 #endif
|
|
|
6615
|
|
|
6616 #ifdef TEMPDIRNAMES
|
|
|
6617 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6618 int i;
|
|
|
6619 long nr;
|
|
|
6620 long off;
|
|
|
6621 # ifndef EEXIST
|
|
|
6622 struct stat st;
|
|
|
6623 # endif
|
|
|
6624
|
|
|
6625 /*
|
|
|
6626 * This will create a directory for private use by this instance of Vim.
|
|
|
6627 * This is done once, and the same directory is used for all temp files.
|
|
|
6628 * This method avoids security problems because of symlink attacks et al.
|
|
|
6629 * It's also a bit faster, because we only need to check for an existing
|
|
|
6630 * file when creating the directory and not for each temp file.
|
|
|
6631 */
|
|
|
6632 if (vim_tempdir == NULL)
|
|
|
6633 {
|
|
|
6634 /*
|
|
|
6635 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6636 */
|
|
|
6637 for (i = 0; i < sizeof(tempdirs) / sizeof(char *); ++i)
|
|
|
6638 {
|
|
|
6639 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6640 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6641 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6642 {
|
|
|
6643 # ifdef __EMX__
|
|
|
6644 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6645 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6646 * Adding 2 backslashes didn't work. */
|
|
|
6647 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6648 STRCAT(itmp, "/");
|
|
|
6649 else
|
|
|
6650 # endif
|
|
|
6651 add_pathsep(itmp);
|
|
|
6652
|
|
|
6653 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6654 * unlikely that it already exists it will be faster,
|
|
|
6655 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6656 * security problems because of the predictable number. */
|
|
|
6657 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
6658
|
|
|
6659 /* Try up to 10000 different values until we find a name that
|
|
|
6660 * doesn't exist. */
|
|
|
6661 for (off = 0; off < 10000L; ++off)
|
|
|
6662 {
|
|
|
6663 int r;
|
|
|
6664 #if defined(UNIX) || defined(VMS)
|
|
|
6665 mode_t umask_save;
|
|
|
6666 #endif
|
|
|
6667
|
|
|
6668 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
6669 # ifndef EEXIST
|
|
|
6670 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
6671 * existing file here. There is a race condition then,
|
|
|
6672 * although it's fail-safe. */
|
|
|
6673 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
6674 continue;
|
|
|
6675 # endif
|
|
|
6676 #if defined(UNIX) || defined(VMS)
|
|
|
6677 /* Make sure the umask doesn't remove the executable bit.
|
|
|
6678 * "repl" has been reported to use "177". */
|
|
|
6679 umask_save = umask(077);
|
|
|
6680 #endif
|
|
|
6681 r = vim_mkdir(itmp, 0700);
|
|
|
6682 #if defined(UNIX) || defined(VMS)
|
|
|
6683 (void)umask(umask_save);
|
|
|
6684 #endif
|
|
|
6685 if (r == 0)
|
|
|
6686 {
|
|
|
6687 char_u *buf;
|
|
|
6688
|
|
|
6689 /* Directory was created, use this name.
|
|
|
6690 * Expand to full path; When using the current
|
|
|
6691 * directory a ":cd" would confuse us. */
|
|
|
6692 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
6693 if (buf != NULL)
|
|
|
6694 {
|
|
|
6695 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
6696 == FAIL)
|
|
|
6697 STRCPY(buf, itmp);
|
|
|
6698 # ifdef __EMX__
|
|
|
6699 if (vim_strchr(buf, '/') != NULL)
|
|
|
6700 STRCAT(buf, "/");
|
|
|
6701 else
|
|
|
6702 # endif
|
|
|
6703 add_pathsep(buf);
|
|
|
6704 vim_tempdir = vim_strsave(buf);
|
|
|
6705 vim_free(buf);
|
|
|
6706 }
|
|
|
6707 break;
|
|
|
6708 }
|
|
|
6709 # ifdef EEXIST
|
|
|
6710 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
6711 * we probably can't create any dir here, try another
|
|
|
6712 * place. */
|
|
|
6713 if (errno != EEXIST)
|
|
|
6714 # endif
|
|
|
6715 break;
|
|
|
6716 }
|
|
|
6717 if (vim_tempdir != NULL)
|
|
|
6718 break;
|
|
|
6719 }
|
|
|
6720 }
|
|
|
6721 }
|
|
|
6722
|
|
|
6723 if (vim_tempdir != NULL)
|
|
|
6724 {
|
|
|
6725 /* There is no need to check if the file exists, because we own the
|
|
|
6726 * directory and nobody else creates a file in it. */
|
|
|
6727 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
6728 return vim_strsave(itmp);
|
|
|
6729 }
|
|
|
6730
|
|
|
6731 return NULL;
|
|
|
6732
|
|
|
6733 #else /* TEMPDIRNAMES */
|
|
|
6734
|
|
|
6735 # ifdef WIN3264
|
|
|
6736 char szTempFile[_MAX_PATH + 1];
|
|
|
6737 char buf4[4];
|
|
|
6738 char_u *retval;
|
|
|
6739 char_u *p;
|
|
|
6740
|
|
|
6741 STRCPY(itmp, "");
|
|
|
6742 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
6743 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
6744 strcpy(buf4, "VIM");
|
|
|
6745 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
6746 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
6747 return NULL;
|
|
|
6748 /* GetTempFileName() will create the file, we don't want that */
|
|
|
6749 (void)DeleteFile(itmp);
|
|
|
6750
|
|
|
6751 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
6752 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
6753 * didn't set 'shellslash'. */
|
|
|
6754 retval = vim_strsave(itmp);
|
|
|
6755 if (*p_shcf == '-' || p_ssl)
|
|
|
6756 for (p = retval; *p; ++p)
|
|
|
6757 if (*p == '\\')
|
|
|
6758 *p = '/';
|
|
|
6759 return retval;
|
|
|
6760
|
|
|
6761 # else /* WIN3264 */
|
|
|
6762
|
|
|
6763 # ifdef USE_TMPNAM
|
|
|
6764 /* tmpnam() will make its own name */
|
|
|
6765 if (*tmpnam((char *)itmp) == NUL)
|
|
|
6766 return NULL;
|
|
|
6767 # else
|
|
|
6768 char_u *p;
|
|
|
6769
|
|
|
6770 # ifdef VMS_TEMPNAM
|
|
|
6771 /* mktemp() is not working on VMS. It seems to be
|
|
|
6772 * a do-nothing function. Therefore we use tempnam().
|
|
|
6773 */
|
|
|
6774 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
6775 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
6776 if (p != NULL)
|
|
|
6777 {
|
|
|
6778 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
6779 * and VIM will then be unable to find the file later */
|
|
|
6780 STRCPY(itmp, p);
|
|
|
6781 STRCAT(itmp, ".txt");
|
|
|
6782 free(p);
|
|
|
6783 }
|
|
|
6784 else
|
|
|
6785 return NULL;
|
|
|
6786 # else
|
|
|
6787 STRCPY(itmp, TEMPNAME);
|
|
|
6788 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
6789 *p = extra_char;
|
|
|
6790 if (mktemp((char *)itmp) == NULL)
|
|
|
6791 return NULL;
|
|
|
6792 # endif
|
|
|
6793 # endif
|
|
|
6794
|
|
|
6795 return vim_strsave(itmp);
|
|
|
6796 # endif /* WIN3264 */
|
|
|
6797 #endif /* TEMPDIRNAMES */
|
|
|
6798 }
|
|
|
6799
|
|
|
6800 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
6801 /*
|
|
|
6802 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
6803 */
|
|
|
6804 void
|
|
|
6805 forward_slash(fname)
|
|
|
6806 char_u *fname;
|
|
|
6807 {
|
|
|
6808 char_u *p;
|
|
|
6809
|
|
|
6810 for (p = fname; *p != NUL; ++p)
|
|
|
6811 # ifdef FEAT_MBYTE
|
|
|
6812 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
6813 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
6814 ++p;
|
|
|
6815 else
|
|
|
6816 # endif
|
|
|
6817 if (*p == '\\')
|
|
|
6818 *p = '/';
|
|
|
6819 }
|
|
|
6820 #endif
|
|
|
6821
|
|
|
6822
|
|
|
6823 /*
|
|
|
6824 * Code for automatic commands.
|
|
|
6825 *
|
|
|
6826 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
6827 */
|
|
|
6828
|
|
|
6829 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
6830
|
|
|
6831 /*
|
|
|
6832 * The autocommands are stored in a list for each event.
|
|
|
6833 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
6834 * together, to avoid having to match the pattern too often.
|
|
|
6835 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
6836 *
|
|
|
6837 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
6838 * Autopat.cmds Autopat.cmds
|
|
|
6839 * | |
|
|
|
6840 * V V
|
|
|
6841 * AutoCmd.next AutoCmd.next
|
|
|
6842 * | |
|
|
|
6843 * V V
|
|
|
6844 * AutoCmd.next NULL
|
|
|
6845 * |
|
|
|
6846 * V
|
|
|
6847 * NULL
|
|
|
6848 *
|
|
|
6849 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
6850 * Autopat.cmds
|
|
|
6851 * |
|
|
|
6852 * V
|
|
|
6853 * AutoCmd.next
|
|
|
6854 * |
|
|
|
6855 * V
|
|
|
6856 * NULL
|
|
|
6857 * etc.
|
|
|
6858 *
|
|
|
6859 * The order of AutoCmds is important, this is the order in which they were
|
|
|
6860 * defined and will have to be executed.
|
|
|
6861 */
|
|
|
6862 typedef struct AutoCmd
|
|
|
6863 {
|
|
|
6864 char_u *cmd; /* The command to be executed (NULL
|
|
|
6865 when command has been removed) */
|
|
|
6866 char nested; /* If autocommands nest here */
|
|
|
6867 char last; /* last command in list */
|
|
|
6868 #ifdef FEAT_EVAL
|
|
|
6869 scid_T scriptID; /* script ID where defined */
|
|
|
6870 #endif
|
|
|
6871 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
6872 } AutoCmd;
|
|
|
6873
|
|
|
6874 typedef struct AutoPat
|
|
|
6875 {
|
|
|
6876 int group; /* group ID */
|
|
|
6877 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
6878 has been removed) */
|
|
|
6879 int patlen; /* strlen() of pat */
|
|
153
|
6880 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
6881 char allow_dirs; /* Pattern may match whole path */
|
|
|
6882 char last; /* last pattern for apply_autocmds() */
|
|
|
6883 AutoCmd *cmds; /* list of commands to do */
|
|
|
6884 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
6885 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
6886 } AutoPat;
|
|
|
6887
|
|
|
6888 static struct event_name
|
|
|
6889 {
|
|
|
6890 char *name; /* event name */
|
|
|
6891 EVENT_T event; /* event number */
|
|
|
6892 } event_names[] =
|
|
|
6893 {
|
|
|
6894 {"BufAdd", EVENT_BUFADD},
|
|
|
6895 {"BufCreate", EVENT_BUFADD},
|
|
|
6896 {"BufDelete", EVENT_BUFDELETE},
|
|
|
6897 {"BufEnter", EVENT_BUFENTER},
|
|
|
6898 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
6899 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
6900 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
6901 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
6902 {"BufNew", EVENT_BUFNEW},
|
|
|
6903 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
6904 {"BufRead", EVENT_BUFREADPOST},
|
|
|
6905 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
6906 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
6907 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
6908 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
6909 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
6910 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
6911 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
6912 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
6913 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
6914 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
6915 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
6916 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
6917 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
6918 {"ColorScheme", EVENT_COLORSCHEME},
|
|
7
|
6919 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
6920 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
6921 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
6922 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
6923 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
6924 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
6925 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
|
6926 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
6927 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
6928 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
6929 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
6930 {"FileType", EVENT_FILETYPE},
|
|
|
6931 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
6932 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
6933 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
6934 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
6935 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
6936 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
6937 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
6938 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
6939 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
6940 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
6941 {"GUIEnter", EVENT_GUIENTER},
|
|
11
|
6942 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
6943 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
6944 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
6945 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
6946 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
6947 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
6948 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
6949 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
7
|
6950 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
6951 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
|
6952 {"Syntax", EVENT_SYNTAX},
|
|
578
|
6953 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
6954 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
6955 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
6956 {"User", EVENT_USER},
|
|
|
6957 {"VimEnter", EVENT_VIMENTER},
|
|
|
6958 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
6959 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
6960 {"WinEnter", EVENT_WINENTER},
|
|
|
6961 {"WinLeave", EVENT_WINLEAVE},
|
|
|
6962 {NULL, (EVENT_T)0}
|
|
|
6963 };
|
|
|
6964
|
|
|
6965 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
6966 {
|
|
|
6967 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6968 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6969 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6970 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
6971 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6972 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
6973 };
|
|
|
6974
|
|
|
6975 /*
|
|
|
6976 * struct used to keep status while executing autocommands for an event.
|
|
|
6977 */
|
|
|
6978 typedef struct AutoPatCmd
|
|
|
6979 {
|
|
|
6980 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
6981 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
6982 int group; /* group being used */
|
|
|
6983 char_u *fname; /* fname to match with */
|
|
|
6984 char_u *sfname; /* sfname to match with */
|
|
|
6985 char_u *tail; /* tail of fname */
|
|
|
6986 EVENT_T event; /* current event */
|
|
40
|
6987 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
6988 buf is deleted */
|
|
|
6989 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
6990 } AutoPatCmd;
|
|
|
6991
|
|
297
|
6992 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
6993
|
|
7
|
6994 /*
|
|
|
6995 * augroups stores a list of autocmd group names.
|
|
|
6996 */
|
|
297
|
6997 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
6998 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
6999
|
|
|
7000 /*
|
|
|
7001 * The ID of the current group. Group 0 is the default one.
|
|
|
7002 */
|
|
|
7003 #define AUGROUP_DEFAULT -1 /* default autocmd group */
|
|
|
7004 #define AUGROUP_ERROR -2 /* errornouse autocmd group */
|
|
|
7005 #define AUGROUP_ALL -3 /* all autocmd groups */
|
|
|
7006 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7007
|
|
|
7008 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7009
|
|
|
7010 static void show_autocmd __ARGS((AutoPat *ap, EVENT_T event));
|
|
|
7011 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7012 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7013 static void au_cleanup __ARGS((void));
|
|
|
7014 static int au_new_group __ARGS((char_u *name));
|
|
|
7015 static void au_del_group __ARGS((char_u *name));
|
|
|
7016 static int au_find_group __ARGS((char_u *name));
|
|
|
7017 static EVENT_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7018 static char_u *event_nr2name __ARGS((EVENT_T event));
|
|
|
7019 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
|
7020 static int event_ignored __ARGS((EVENT_T event));
|
|
|
7021 static int au_get_grouparg __ARGS((char_u **argp));
|
|
|
7022 static int do_autocmd_event __ARGS((EVENT_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
|
7023 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
|
7024 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));
|
|
|
7025 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7026
|
|
40
|
7027
|
|
7
|
7028 static EVENT_T last_event;
|
|
|
7029 static int last_group;
|
|
|
7030
|
|
|
7031 /*
|
|
|
7032 * Show the autocommands for one AutoPat.
|
|
|
7033 */
|
|
|
7034 static void
|
|
|
7035 show_autocmd(ap, event)
|
|
|
7036 AutoPat *ap;
|
|
|
7037 EVENT_T event;
|
|
|
7038 {
|
|
|
7039 AutoCmd *ac;
|
|
|
7040
|
|
|
7041 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7042 * when "q" has been hit for the "--more--" prompt */
|
|
|
7043 if (got_int)
|
|
|
7044 return;
|
|
|
7045 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7046 return;
|
|
|
7047
|
|
|
7048 msg_putchar('\n');
|
|
|
7049 if (got_int)
|
|
|
7050 return;
|
|
|
7051 if (event != last_event || ap->group != last_group)
|
|
|
7052 {
|
|
|
7053 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7054 {
|
|
|
7055 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7056 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7057 else
|
|
|
7058 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7059 msg_puts((char_u *)" ");
|
|
|
7060 }
|
|
|
7061 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7062 last_event = event;
|
|
|
7063 last_group = ap->group;
|
|
|
7064 msg_putchar('\n');
|
|
|
7065 if (got_int)
|
|
|
7066 return;
|
|
|
7067 }
|
|
|
7068 msg_col = 4;
|
|
|
7069 msg_outtrans(ap->pat);
|
|
|
7070
|
|
|
7071 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7072 {
|
|
|
7073 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7074 {
|
|
|
7075 if (msg_col >= 14)
|
|
|
7076 msg_putchar('\n');
|
|
|
7077 msg_col = 14;
|
|
|
7078 if (got_int)
|
|
|
7079 return;
|
|
|
7080 msg_outtrans(ac->cmd);
|
|
500
|
7081 #ifdef FEAT_EVAL
|
|
|
7082 if (p_verbose > 0)
|
|
|
7083 last_set_msg(ac->scriptID);
|
|
|
7084 #endif
|
|
7
|
7085 if (got_int)
|
|
|
7086 return;
|
|
|
7087 if (ac->next != NULL)
|
|
|
7088 {
|
|
|
7089 msg_putchar('\n');
|
|
|
7090 if (got_int)
|
|
|
7091 return;
|
|
|
7092 }
|
|
|
7093 }
|
|
|
7094 }
|
|
|
7095 }
|
|
|
7096
|
|
|
7097 /*
|
|
|
7098 * Mark an autocommand pattern for deletion.
|
|
|
7099 */
|
|
|
7100 static void
|
|
|
7101 au_remove_pat(ap)
|
|
|
7102 AutoPat *ap;
|
|
|
7103 {
|
|
|
7104 vim_free(ap->pat);
|
|
|
7105 ap->pat = NULL;
|
|
40
|
7106 ap->buflocal_nr = -1;
|
|
7
|
7107 au_need_clean = TRUE;
|
|
|
7108 }
|
|
|
7109
|
|
|
7110 /*
|
|
|
7111 * Mark all commands for a pattern for deletion.
|
|
|
7112 */
|
|
|
7113 static void
|
|
|
7114 au_remove_cmds(ap)
|
|
|
7115 AutoPat *ap;
|
|
|
7116 {
|
|
|
7117 AutoCmd *ac;
|
|
|
7118
|
|
|
7119 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7120 {
|
|
|
7121 vim_free(ac->cmd);
|
|
|
7122 ac->cmd = NULL;
|
|
|
7123 }
|
|
|
7124 au_need_clean = TRUE;
|
|
|
7125 }
|
|
|
7126
|
|
|
7127 /*
|
|
|
7128 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7129 * This is only done when not executing autocommands.
|
|
|
7130 */
|
|
|
7131 static void
|
|
|
7132 au_cleanup()
|
|
|
7133 {
|
|
|
7134 AutoPat *ap, **prev_ap;
|
|
|
7135 AutoCmd *ac, **prev_ac;
|
|
|
7136 EVENT_T event;
|
|
|
7137
|
|
|
7138 if (autocmd_busy || !au_need_clean)
|
|
|
7139 return;
|
|
|
7140
|
|
|
7141 /* loop over all events */
|
|
|
7142 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7143 event = (EVENT_T)((int)event + 1))
|
|
|
7144 {
|
|
|
7145 /* loop over all autocommand patterns */
|
|
|
7146 prev_ap = &(first_autopat[(int)event]);
|
|
|
7147 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7148 {
|
|
|
7149 /* loop over all commands for this pattern */
|
|
|
7150 prev_ac = &(ap->cmds);
|
|
|
7151 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7152 {
|
|
|
7153 /* remove the command if the pattern is to be deleted or when
|
|
|
7154 * the command has been marked for deletion */
|
|
|
7155 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7156 {
|
|
|
7157 *prev_ac = ac->next;
|
|
|
7158 vim_free(ac->cmd);
|
|
|
7159 vim_free(ac);
|
|
|
7160 }
|
|
|
7161 else
|
|
|
7162 prev_ac = &(ac->next);
|
|
|
7163 }
|
|
|
7164
|
|
|
7165 /* remove the pattern if it has been marked for deletion */
|
|
|
7166 if (ap->pat == NULL)
|
|
|
7167 {
|
|
|
7168 *prev_ap = ap->next;
|
|
153
|
7169 vim_free(ap->reg_prog);
|
|
7
|
7170 vim_free(ap);
|
|
|
7171 }
|
|
|
7172 else
|
|
|
7173 prev_ap = &(ap->next);
|
|
|
7174 }
|
|
|
7175 }
|
|
|
7176
|
|
|
7177 au_need_clean = FALSE;
|
|
|
7178 }
|
|
|
7179
|
|
|
7180 /*
|
|
40
|
7181 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7182 * autocmds.
|
|
|
7183 */
|
|
|
7184 void
|
|
|
7185 aubuflocal_remove(buf)
|
|
|
7186 buf_T *buf;
|
|
|
7187 {
|
|
|
7188 AutoPat *ap;
|
|
|
7189 EVENT_T event;
|
|
|
7190 AutoPatCmd *apc;
|
|
|
7191
|
|
|
7192 /* invalidate currently executing autocommands */
|
|
|
7193 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7194 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7195 apc->arg_bufnr = 0;
|
|
|
7196
|
|
|
7197 /* invalidate buflocals looping through events */
|
|
|
7198 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7199 event = (EVENT_T)((int)event + 1))
|
|
|
7200 /* loop over all autocommand patterns */
|
|
|
7201 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7202 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7203 {
|
|
|
7204 au_remove_pat(ap);
|
|
|
7205 if (p_verbose >= 6)
|
|
292
|
7206 {
|
|
|
7207 verbose_enter();
|
|
40
|
7208 smsg((char_u *)
|
|
|
7209 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7210 event_nr2name(event), buf->b_fnum);
|
|
292
|
7211 verbose_leave();
|
|
|
7212 }
|
|
40
|
7213 }
|
|
|
7214 au_cleanup();
|
|
|
7215 }
|
|
|
7216
|
|
|
7217 /*
|
|
7
|
7218 * Add an autocmd group name.
|
|
|
7219 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7220 */
|
|
|
7221 static int
|
|
|
7222 au_new_group(name)
|
|
|
7223 char_u *name;
|
|
|
7224 {
|
|
|
7225 int i;
|
|
|
7226
|
|
|
7227 i = au_find_group(name);
|
|
|
7228 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7229 {
|
|
|
7230 /* First try using a free entry. */
|
|
|
7231 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7232 if (AUGROUP_NAME(i) == NULL)
|
|
|
7233 break;
|
|
|
7234 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7235 return AUGROUP_ERROR;
|
|
|
7236
|
|
|
7237 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7238 if (AUGROUP_NAME(i) == NULL)
|
|
|
7239 return AUGROUP_ERROR;
|
|
|
7240 if (i == augroups.ga_len)
|
|
|
7241 ++augroups.ga_len;
|
|
|
7242 }
|
|
|
7243
|
|
|
7244 return i;
|
|
|
7245 }
|
|
|
7246
|
|
|
7247 static void
|
|
|
7248 au_del_group(name)
|
|
|
7249 char_u *name;
|
|
|
7250 {
|
|
|
7251 int i;
|
|
|
7252
|
|
|
7253 i = au_find_group(name);
|
|
|
7254 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7255 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7256 else
|
|
|
7257 {
|
|
|
7258 vim_free(AUGROUP_NAME(i));
|
|
|
7259 AUGROUP_NAME(i) = NULL;
|
|
|
7260 }
|
|
|
7261 }
|
|
|
7262
|
|
|
7263 /*
|
|
|
7264 * Find the ID of an autocmd group name.
|
|
|
7265 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7266 */
|
|
|
7267 static int
|
|
|
7268 au_find_group(name)
|
|
|
7269 char_u *name;
|
|
|
7270 {
|
|
|
7271 int i;
|
|
|
7272
|
|
|
7273 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7274 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7275 return i;
|
|
|
7276 return AUGROUP_ERROR;
|
|
|
7277 }
|
|
|
7278
|
|
461
|
7279 #if defined(FEAT_BROWSE) || defined(PROTO)
|
|
|
7280 /*
|
|
|
7281 * Return TRUE if augroup "name" exists.
|
|
|
7282 */
|
|
|
7283 int
|
|
|
7284 au_has_group(name)
|
|
|
7285 char_u *name;
|
|
|
7286 {
|
|
|
7287 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7288 }
|
|
|
7289 #endif
|
|
|
7290
|
|
7
|
7291 /*
|
|
|
7292 * ":augroup {name}".
|
|
|
7293 */
|
|
|
7294 void
|
|
|
7295 do_augroup(arg, del_group)
|
|
|
7296 char_u *arg;
|
|
|
7297 int del_group;
|
|
|
7298 {
|
|
|
7299 int i;
|
|
|
7300
|
|
|
7301 if (del_group)
|
|
|
7302 {
|
|
|
7303 if (*arg == NUL)
|
|
|
7304 EMSG(_(e_argreq));
|
|
|
7305 else
|
|
|
7306 au_del_group(arg);
|
|
|
7307 }
|
|
|
7308 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7309 current_augroup = AUGROUP_DEFAULT;
|
|
|
7310 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7311 {
|
|
|
7312 i = au_new_group(arg);
|
|
|
7313 if (i != AUGROUP_ERROR)
|
|
|
7314 current_augroup = i;
|
|
|
7315 }
|
|
|
7316 else /* ":aug": list the group names */
|
|
|
7317 {
|
|
|
7318 msg_start();
|
|
|
7319 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7320 {
|
|
|
7321 if (AUGROUP_NAME(i) != NULL)
|
|
|
7322 {
|
|
|
7323 msg_puts(AUGROUP_NAME(i));
|
|
|
7324 msg_puts((char_u *)" ");
|
|
|
7325 }
|
|
|
7326 }
|
|
|
7327 msg_clr_eos();
|
|
|
7328 msg_end();
|
|
|
7329 }
|
|
|
7330 }
|
|
|
7331
|
|
355
|
7332 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7333 void
|
|
|
7334 free_all_autocmds()
|
|
|
7335 {
|
|
|
7336 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7337 ++current_augroup)
|
|
|
7338 do_autocmd((char_u *)"", TRUE);
|
|
|
7339 ga_clear_strings(&augroups);
|
|
|
7340 }
|
|
|
7341 #endif
|
|
|
7342
|
|
7
|
7343 /*
|
|
|
7344 * Return the event number for event name "start".
|
|
|
7345 * Return NUM_EVENTS if the event name was not found.
|
|
|
7346 * Return a pointer to the next event name in "end".
|
|
|
7347 */
|
|
|
7348 static EVENT_T
|
|
|
7349 event_name2nr(start, end)
|
|
|
7350 char_u *start;
|
|
|
7351 char_u **end;
|
|
|
7352 {
|
|
|
7353 char_u *p;
|
|
|
7354 int i;
|
|
|
7355 int len;
|
|
|
7356
|
|
|
7357 /* the event name ends with end of line, a blank or a comma */
|
|
|
7358 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7359 ;
|
|
|
7360 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7361 {
|
|
|
7362 len = (int)STRLEN(event_names[i].name);
|
|
|
7363 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7364 break;
|
|
|
7365 }
|
|
|
7366 if (*p == ',')
|
|
|
7367 ++p;
|
|
|
7368 *end = p;
|
|
|
7369 if (event_names[i].name == NULL)
|
|
|
7370 return NUM_EVENTS;
|
|
|
7371 return event_names[i].event;
|
|
|
7372 }
|
|
|
7373
|
|
|
7374 /*
|
|
|
7375 * Return the name for event "event".
|
|
|
7376 */
|
|
|
7377 static char_u *
|
|
|
7378 event_nr2name(event)
|
|
|
7379 EVENT_T event;
|
|
|
7380 {
|
|
|
7381 int i;
|
|
|
7382
|
|
|
7383 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7384 if (event_names[i].event == event)
|
|
|
7385 return (char_u *)event_names[i].name;
|
|
|
7386 return (char_u *)"Unknown";
|
|
|
7387 }
|
|
|
7388
|
|
|
7389 /*
|
|
|
7390 * Scan over the events. "*" stands for all events.
|
|
|
7391 */
|
|
|
7392 static char_u *
|
|
|
7393 find_end_event(arg, have_group)
|
|
|
7394 char_u *arg;
|
|
|
7395 int have_group; /* TRUE when group name was found */
|
|
|
7396 {
|
|
|
7397 char_u *pat;
|
|
|
7398 char_u *p;
|
|
|
7399
|
|
|
7400 if (*arg == '*')
|
|
|
7401 {
|
|
|
7402 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7403 {
|
|
|
7404 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7405 return NULL;
|
|
|
7406 }
|
|
|
7407 pat = arg + 1;
|
|
|
7408 }
|
|
|
7409 else
|
|
|
7410 {
|
|
|
7411 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7412 {
|
|
|
7413 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7414 {
|
|
|
7415 if (have_group)
|
|
|
7416 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7417 else
|
|
|
7418 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7419 return NULL;
|
|
|
7420 }
|
|
|
7421 }
|
|
|
7422 }
|
|
|
7423 return pat;
|
|
|
7424 }
|
|
|
7425
|
|
|
7426 /*
|
|
|
7427 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7428 */
|
|
|
7429 static int
|
|
|
7430 event_ignored(event)
|
|
|
7431 EVENT_T event;
|
|
|
7432 {
|
|
|
7433 char_u *p = p_ei;
|
|
|
7434
|
|
|
7435 if (STRICMP(p_ei, "all") == 0)
|
|
|
7436 return TRUE;
|
|
|
7437
|
|
|
7438 while (*p)
|
|
|
7439 if (event_name2nr(p, &p) == event)
|
|
|
7440 return TRUE;
|
|
|
7441
|
|
|
7442 return FALSE;
|
|
|
7443 }
|
|
|
7444
|
|
|
7445 /*
|
|
|
7446 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7447 */
|
|
|
7448 int
|
|
|
7449 check_ei()
|
|
|
7450 {
|
|
|
7451 char_u *p = p_ei;
|
|
|
7452
|
|
|
7453 if (STRICMP(p_ei, "all") == 0)
|
|
|
7454 return OK;
|
|
|
7455
|
|
|
7456 while (*p)
|
|
|
7457 if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
|
7458 return FAIL;
|
|
|
7459
|
|
|
7460 return OK;
|
|
|
7461 }
|
|
|
7462
|
|
123
|
7463 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7464
|
|
|
7465 /*
|
|
|
7466 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7467 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7468 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7469 */
|
|
|
7470 char_u *
|
|
|
7471 au_event_disable(what)
|
|
|
7472 char *what;
|
|
|
7473 {
|
|
|
7474 char_u *new_ei;
|
|
|
7475 char_u *save_ei;
|
|
|
7476
|
|
|
7477 save_ei = vim_strsave(p_ei);
|
|
|
7478 if (save_ei != NULL)
|
|
|
7479 {
|
|
557
|
7480 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7481 if (new_ei != NULL)
|
|
|
7482 {
|
|
|
7483 STRCAT(new_ei, what);
|
|
|
7484 set_string_option_direct((char_u *)"ei", -1, new_ei, OPT_FREE);
|
|
|
7485 vim_free(new_ei);
|
|
|
7486 }
|
|
|
7487 }
|
|
|
7488 return save_ei;
|
|
|
7489 }
|
|
|
7490
|
|
|
7491 void
|
|
|
7492 au_event_restore(old_ei)
|
|
|
7493 char_u *old_ei;
|
|
|
7494 {
|
|
|
7495 if (old_ei != NULL)
|
|
|
7496 {
|
|
|
7497 set_string_option_direct((char_u *)"ei", -1, old_ei, OPT_FREE);
|
|
|
7498 vim_free(old_ei);
|
|
|
7499 }
|
|
|
7500 }
|
|
|
7501 # endif /* FEAT_SYN_HL */
|
|
|
7502
|
|
7
|
7503 /*
|
|
|
7504 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7505 * following ways:
|
|
|
7506 *
|
|
|
7507 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7508 * will be automatically executed for <event>
|
|
|
7509 * when editing a file matching <pat>, in
|
|
|
7510 * the current group.
|
|
|
7511 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7512 * <event> and <pat>.
|
|
|
7513 * :autocmd <event> Show the auto-commands associated with
|
|
|
7514 * <event>.
|
|
|
7515 * :autocmd Show all auto-commands.
|
|
|
7516 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7517 * <event> and <pat>, and add the command
|
|
|
7518 * <cmd>, for the current group.
|
|
|
7519 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7520 * <event> and <pat> for the current group.
|
|
|
7521 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7522 * <event> for the current group.
|
|
|
7523 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7524 * group.
|
|
|
7525 *
|
|
|
7526 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7527 * some examples:
|
|
|
7528 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7529 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7530 *
|
|
|
7531 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7532 *
|
|
|
7533 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7534 */
|
|
|
7535 void
|
|
|
7536 do_autocmd(arg, forceit)
|
|
|
7537 char_u *arg;
|
|
|
7538 int forceit;
|
|
|
7539 {
|
|
|
7540 char_u *pat;
|
|
|
7541 char_u *envpat = NULL;
|
|
|
7542 char_u *cmd;
|
|
|
7543 EVENT_T event;
|
|
|
7544 int need_free = FALSE;
|
|
|
7545 int nested = FALSE;
|
|
|
7546 int group;
|
|
|
7547
|
|
|
7548 /*
|
|
|
7549 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7550 */
|
|
|
7551 group = au_get_grouparg(&arg);
|
|
|
7552 if (arg == NULL) /* out of memory */
|
|
|
7553 return;
|
|
|
7554
|
|
|
7555 /*
|
|
|
7556 * Scan over the events.
|
|
|
7557 * If we find an illegal name, return here, don't do anything.
|
|
|
7558 */
|
|
|
7559 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7560 if (pat == NULL)
|
|
|
7561 return;
|
|
|
7562
|
|
|
7563 /*
|
|
|
7564 * Scan over the pattern. Put a NUL at the end.
|
|
|
7565 */
|
|
|
7566 pat = skipwhite(pat);
|
|
|
7567 cmd = pat;
|
|
|
7568 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7569 cmd++;
|
|
|
7570 if (*cmd)
|
|
|
7571 *cmd++ = NUL;
|
|
|
7572
|
|
|
7573 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7574 * forward slashes here. */
|
|
|
7575 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7576 {
|
|
|
7577 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7578 int p_ssl_save = p_ssl;
|
|
|
7579
|
|
|
7580 p_ssl = TRUE;
|
|
|
7581 #endif
|
|
|
7582 envpat = expand_env_save(pat);
|
|
|
7583 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7584 p_ssl = p_ssl_save;
|
|
|
7585 #endif
|
|
|
7586 if (envpat != NULL)
|
|
|
7587 pat = envpat;
|
|
|
7588 }
|
|
|
7589
|
|
|
7590 /*
|
|
|
7591 * Check for "nested" flag.
|
|
|
7592 */
|
|
|
7593 cmd = skipwhite(cmd);
|
|
|
7594 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7595 {
|
|
|
7596 nested = TRUE;
|
|
|
7597 cmd = skipwhite(cmd + 6);
|
|
|
7598 }
|
|
|
7599
|
|
|
7600 /*
|
|
|
7601 * Find the start of the commands.
|
|
|
7602 * Expand <sfile> in it.
|
|
|
7603 */
|
|
|
7604 if (*cmd != NUL)
|
|
|
7605 {
|
|
|
7606 cmd = expand_sfile(cmd);
|
|
|
7607 if (cmd == NULL) /* some error */
|
|
|
7608 return;
|
|
|
7609 need_free = TRUE;
|
|
|
7610 }
|
|
|
7611
|
|
|
7612 /*
|
|
|
7613 * Print header when showing autocommands.
|
|
|
7614 */
|
|
|
7615 if (!forceit && *cmd == NUL)
|
|
|
7616 {
|
|
|
7617 /* Highlight title */
|
|
|
7618 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7619 }
|
|
|
7620
|
|
|
7621 /*
|
|
|
7622 * Loop over the events.
|
|
|
7623 */
|
|
|
7624 last_event = (EVENT_T)-1; /* for listing the event name */
|
|
|
7625 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7626 if (*arg == '*' || *arg == NUL)
|
|
|
7627 {
|
|
|
7628 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7629 event = (EVENT_T)((int)event + 1))
|
|
|
7630 if (do_autocmd_event(event, pat,
|
|
|
7631 nested, cmd, forceit, group) == FAIL)
|
|
|
7632 break;
|
|
|
7633 }
|
|
|
7634 else
|
|
|
7635 {
|
|
|
7636 while (*arg && !vim_iswhite(*arg))
|
|
|
7637 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7638 nested, cmd, forceit, group) == FAIL)
|
|
|
7639 break;
|
|
|
7640 }
|
|
|
7641
|
|
|
7642 if (need_free)
|
|
|
7643 vim_free(cmd);
|
|
|
7644 vim_free(envpat);
|
|
|
7645 }
|
|
|
7646
|
|
|
7647 /*
|
|
|
7648 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
7649 * The "argp" argument is advanced to the following argument.
|
|
|
7650 *
|
|
|
7651 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
7652 */
|
|
|
7653 static int
|
|
|
7654 au_get_grouparg(argp)
|
|
|
7655 char_u **argp;
|
|
|
7656 {
|
|
|
7657 char_u *group_name;
|
|
|
7658 char_u *p;
|
|
|
7659 char_u *arg = *argp;
|
|
|
7660 int group = AUGROUP_ALL;
|
|
|
7661
|
|
|
7662 p = skiptowhite(arg);
|
|
|
7663 if (p > arg)
|
|
|
7664 {
|
|
|
7665 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
7666 if (group_name == NULL) /* out of memory */
|
|
|
7667 return AUGROUP_ERROR;
|
|
|
7668 group = au_find_group(group_name);
|
|
|
7669 if (group == AUGROUP_ERROR)
|
|
|
7670 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
7671 else
|
|
|
7672 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
7673 vim_free(group_name);
|
|
|
7674 }
|
|
|
7675 return group;
|
|
|
7676 }
|
|
|
7677
|
|
|
7678 /*
|
|
|
7679 * do_autocmd() for one event.
|
|
|
7680 * If *pat == NUL do for all patterns.
|
|
|
7681 * If *cmd == NUL show entries.
|
|
|
7682 * If forceit == TRUE delete entries.
|
|
|
7683 * If group is not AUGROUP_ALL, only use this group.
|
|
|
7684 */
|
|
|
7685 static int
|
|
|
7686 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
|
7687 EVENT_T event;
|
|
|
7688 char_u *pat;
|
|
|
7689 int nested;
|
|
|
7690 char_u *cmd;
|
|
|
7691 int forceit;
|
|
|
7692 int group;
|
|
|
7693 {
|
|
|
7694 AutoPat *ap;
|
|
|
7695 AutoPat **prev_ap;
|
|
|
7696 AutoCmd *ac;
|
|
|
7697 AutoCmd **prev_ac;
|
|
|
7698 int brace_level;
|
|
|
7699 char_u *endpat;
|
|
|
7700 int findgroup;
|
|
|
7701 int allgroups;
|
|
|
7702 int patlen;
|
|
40
|
7703 int is_buflocal;
|
|
|
7704 int buflocal_nr;
|
|
|
7705 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
7706
|
|
|
7707 if (group == AUGROUP_ALL)
|
|
|
7708 findgroup = current_augroup;
|
|
|
7709 else
|
|
|
7710 findgroup = group;
|
|
|
7711 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
7712
|
|
|
7713 /*
|
|
|
7714 * Show or delete all patterns for an event.
|
|
|
7715 */
|
|
|
7716 if (*pat == NUL)
|
|
|
7717 {
|
|
|
7718 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7719 {
|
|
|
7720 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
7721 {
|
|
|
7722 if (ap->group == findgroup)
|
|
|
7723 au_remove_pat(ap);
|
|
|
7724 }
|
|
|
7725 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
7726 show_autocmd(ap, event);
|
|
|
7727 }
|
|
|
7728 }
|
|
|
7729
|
|
|
7730 /*
|
|
|
7731 * Loop through all the specified patterns.
|
|
|
7732 */
|
|
|
7733 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
7734 {
|
|
|
7735 /*
|
|
|
7736 * Find end of the pattern.
|
|
|
7737 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
7738 */
|
|
|
7739 brace_level = 0;
|
|
|
7740 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
7741 || endpat[-1] == '\\'); ++endpat)
|
|
|
7742 {
|
|
|
7743 if (*endpat == '{')
|
|
|
7744 brace_level++;
|
|
|
7745 else if (*endpat == '}')
|
|
|
7746 brace_level--;
|
|
|
7747 }
|
|
|
7748 if (pat == endpat) /* ignore single comma */
|
|
|
7749 continue;
|
|
|
7750 patlen = (int)(endpat - pat);
|
|
|
7751
|
|
|
7752 /*
|
|
40
|
7753 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
7754 */
|
|
|
7755 is_buflocal = FALSE;
|
|
|
7756 buflocal_nr = 0;
|
|
|
7757
|
|
|
7758 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
7759 && pat[patlen - 1] == '>')
|
|
|
7760 {
|
|
|
7761 /* Error will be printed only for addition. printing and removing
|
|
|
7762 * will proceed silently. */
|
|
|
7763 is_buflocal = TRUE;
|
|
|
7764 if (patlen == 8)
|
|
|
7765 buflocal_nr = curbuf->b_fnum;
|
|
|
7766 else if (patlen > 9 && pat[7] == '=')
|
|
|
7767 {
|
|
|
7768 /* <buffer=abuf> */
|
|
|
7769 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
7770 buflocal_nr = autocmd_bufnr;
|
|
|
7771 /* <buffer=123> */
|
|
|
7772 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
7773 buflocal_nr = atoi((char *)pat + 8);
|
|
|
7774 }
|
|
|
7775 }
|
|
|
7776
|
|
|
7777 if (is_buflocal)
|
|
|
7778 {
|
|
|
7779 /* normalize pat into standard "<buffer>#N" form */
|
|
|
7780 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
7781 pat = buflocal_pat; /* can modify pat and patlen */
|
|
|
7782 patlen = STRLEN(buflocal_pat); /* but not endpat */
|
|
|
7783 }
|
|
|
7784
|
|
|
7785 /*
|
|
7
|
7786 * Find AutoPat entries with this pattern.
|
|
|
7787 */
|
|
|
7788 prev_ap = &first_autopat[(int)event];
|
|
|
7789 while ((ap = *prev_ap) != NULL)
|
|
|
7790 {
|
|
|
7791 if (ap->pat != NULL)
|
|
|
7792 {
|
|
|
7793 /* Accept a pattern when:
|
|
|
7794 * - a group was specified and it's that group, or a group was
|
|
|
7795 * not specified and it's the current group, or a group was
|
|
|
7796 * not specified and we are listing
|
|
|
7797 * - the length of the pattern matches
|
|
40
|
7798 * - the pattern matches.
|
|
|
7799 * For <buffer[=X]>, this condition works because we normalize
|
|
|
7800 * all buffer-local patterns.
|
|
7
|
7801 */
|
|
|
7802 if ((allgroups || ap->group == findgroup)
|
|
|
7803 && ap->patlen == patlen
|
|
|
7804 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
7805 {
|
|
|
7806 /*
|
|
|
7807 * Remove existing autocommands.
|
|
|
7808 * If adding any new autocmd's for this AutoPat, don't
|
|
|
7809 * delete the pattern from the autopat list, append to
|
|
|
7810 * this list.
|
|
|
7811 */
|
|
|
7812 if (forceit)
|
|
|
7813 {
|
|
|
7814 if (*cmd != NUL && ap->next == NULL)
|
|
|
7815 {
|
|
|
7816 au_remove_cmds(ap);
|
|
|
7817 break;
|
|
|
7818 }
|
|
|
7819 au_remove_pat(ap);
|
|
|
7820 }
|
|
|
7821
|
|
|
7822 /*
|
|
40
|
7823 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
7824 */
|
|
|
7825 else if (*cmd == NUL)
|
|
|
7826 show_autocmd(ap, event);
|
|
|
7827
|
|
|
7828 /*
|
|
|
7829 * Add autocmd to this autopat, if it's the last one.
|
|
|
7830 */
|
|
|
7831 else if (ap->next == NULL)
|
|
|
7832 break;
|
|
|
7833 }
|
|
|
7834 }
|
|
|
7835 prev_ap = &ap->next;
|
|
|
7836 }
|
|
|
7837
|
|
|
7838 /*
|
|
|
7839 * Add a new command.
|
|
|
7840 */
|
|
|
7841 if (*cmd != NUL)
|
|
|
7842 {
|
|
|
7843 /*
|
|
|
7844 * If the pattern we want to add a command to does appear at the
|
|
|
7845 * end of the list (or not is not in the list at all), add the
|
|
|
7846 * pattern at the end of the list.
|
|
|
7847 */
|
|
|
7848 if (ap == NULL)
|
|
|
7849 {
|
|
40
|
7850 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
7851 if (is_buflocal && (buflocal_nr == 0
|
|
|
7852 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
7853 {
|
|
|
7854 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
7855 buflocal_nr);
|
|
|
7856 return FAIL;
|
|
|
7857 }
|
|
|
7858
|
|
7
|
7859 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
7860 if (ap == NULL)
|
|
|
7861 return FAIL;
|
|
|
7862 ap->pat = vim_strnsave(pat, patlen);
|
|
|
7863 ap->patlen = patlen;
|
|
|
7864 if (ap->pat == NULL)
|
|
|
7865 {
|
|
|
7866 vim_free(ap);
|
|
|
7867 return FAIL;
|
|
|
7868 }
|
|
40
|
7869
|
|
|
7870 if (is_buflocal)
|
|
|
7871 {
|
|
|
7872 ap->buflocal_nr = buflocal_nr;
|
|
153
|
7873 ap->reg_prog = NULL;
|
|
40
|
7874 }
|
|
|
7875 else
|
|
7
|
7876 {
|
|
153
|
7877 char_u *reg_pat;
|
|
|
7878
|
|
40
|
7879 ap->buflocal_nr = 0;
|
|
153
|
7880 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
7881 &ap->allow_dirs, TRUE);
|
|
153
|
7882 if (reg_pat != NULL)
|
|
|
7883 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
7884 vim_free(reg_pat);
|
|
153
|
7885 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
7886 {
|
|
|
7887 vim_free(ap->pat);
|
|
|
7888 vim_free(ap);
|
|
|
7889 return FAIL;
|
|
|
7890 }
|
|
7
|
7891 }
|
|
|
7892 ap->cmds = NULL;
|
|
|
7893 *prev_ap = ap;
|
|
|
7894 ap->next = NULL;
|
|
|
7895 if (group == AUGROUP_ALL)
|
|
|
7896 ap->group = current_augroup;
|
|
|
7897 else
|
|
|
7898 ap->group = group;
|
|
|
7899 }
|
|
|
7900
|
|
|
7901 /*
|
|
|
7902 * Add the autocmd at the end of the AutoCmd list.
|
|
|
7903 */
|
|
|
7904 prev_ac = &(ap->cmds);
|
|
|
7905 while ((ac = *prev_ac) != NULL)
|
|
|
7906 prev_ac = &ac->next;
|
|
|
7907 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
7908 if (ac == NULL)
|
|
|
7909 return FAIL;
|
|
|
7910 ac->cmd = vim_strsave(cmd);
|
|
|
7911 #ifdef FEAT_EVAL
|
|
|
7912 ac->scriptID = current_SID;
|
|
|
7913 #endif
|
|
|
7914 if (ac->cmd == NULL)
|
|
|
7915 {
|
|
|
7916 vim_free(ac);
|
|
|
7917 return FAIL;
|
|
|
7918 }
|
|
|
7919 ac->next = NULL;
|
|
|
7920 *prev_ac = ac;
|
|
|
7921 ac->nested = nested;
|
|
|
7922 }
|
|
|
7923 }
|
|
|
7924
|
|
|
7925 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
7926 return OK;
|
|
|
7927 }
|
|
|
7928
|
|
|
7929 /*
|
|
|
7930 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
7931 * Return OK for success, FAIL for failure;
|
|
|
7932 */
|
|
|
7933 int
|
|
|
7934 do_doautocmd(arg, do_msg)
|
|
|
7935 char_u *arg;
|
|
|
7936 int do_msg; /* give message for no matching autocmds? */
|
|
|
7937 {
|
|
|
7938 char_u *fname;
|
|
|
7939 int nothing_done = TRUE;
|
|
|
7940 int group;
|
|
|
7941
|
|
|
7942 /*
|
|
|
7943 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7944 */
|
|
|
7945 group = au_get_grouparg(&arg);
|
|
|
7946 if (arg == NULL) /* out of memory */
|
|
|
7947 return FAIL;
|
|
|
7948
|
|
|
7949 if (*arg == '*')
|
|
|
7950 {
|
|
|
7951 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
7952 return FAIL;
|
|
|
7953 }
|
|
|
7954
|
|
|
7955 /*
|
|
|
7956 * Scan over the events.
|
|
|
7957 * If we find an illegal name, return here, don't do anything.
|
|
|
7958 */
|
|
|
7959 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7960 if (fname == NULL)
|
|
|
7961 return FAIL;
|
|
|
7962
|
|
|
7963 fname = skipwhite(fname);
|
|
|
7964
|
|
|
7965 /*
|
|
|
7966 * Loop over the events.
|
|
|
7967 */
|
|
|
7968 while (*arg && !vim_iswhite(*arg))
|
|
|
7969 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
7970 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
7971 nothing_done = FALSE;
|
|
|
7972
|
|
|
7973 if (nothing_done && do_msg)
|
|
|
7974 MSG(_("No matching autocommands"));
|
|
|
7975
|
|
|
7976 #ifdef FEAT_EVAL
|
|
|
7977 return aborting() ? FAIL : OK;
|
|
|
7978 #else
|
|
|
7979 return OK;
|
|
|
7980 #endif
|
|
|
7981 }
|
|
|
7982
|
|
|
7983 /*
|
|
|
7984 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
7985 */
|
|
|
7986 void
|
|
|
7987 ex_doautoall(eap)
|
|
|
7988 exarg_T *eap;
|
|
|
7989 {
|
|
|
7990 int retval;
|
|
|
7991 aco_save_T aco;
|
|
|
7992 buf_T *buf;
|
|
|
7993
|
|
|
7994 /*
|
|
|
7995 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
7996 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
7997 * So we change the buffer for the current window for a moment. This
|
|
|
7998 * gives problems when the autocommands make changes to the list of
|
|
|
7999 * buffers or windows...
|
|
|
8000 */
|
|
|
8001 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8002 {
|
|
|
8003 if (curbuf->b_ml.ml_mfp != NULL)
|
|
|
8004 {
|
|
|
8005 /* find a window for this buffer and save some values */
|
|
|
8006 aucmd_prepbuf(&aco, buf);
|
|
|
8007
|
|
|
8008 /* execute the autocommands for this buffer */
|
|
|
8009 retval = do_doautocmd(eap->arg, FALSE);
|
|
23
|
8010 do_modelines(FALSE);
|
|
7
|
8011
|
|
|
8012 /* restore the current window */
|
|
|
8013 aucmd_restbuf(&aco);
|
|
|
8014
|
|
|
8015 /* stop if there is some error or buffer was deleted */
|
|
|
8016 if (retval == FAIL || !buf_valid(buf))
|
|
|
8017 break;
|
|
|
8018 }
|
|
|
8019 }
|
|
|
8020
|
|
|
8021 check_cursor(); /* just in case lines got deleted */
|
|
|
8022 }
|
|
|
8023
|
|
|
8024 /*
|
|
|
8025 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
|
8026 * Search a window for the current buffer. Save the cursor position and
|
|
|
8027 * screen offset.
|
|
|
8028 * Set "curbuf" and "curwin" to match "buf".
|
|
|
8029 */
|
|
|
8030 void
|
|
|
8031 aucmd_prepbuf(aco, buf)
|
|
|
8032 aco_save_T *aco; /* structure to save values in */
|
|
|
8033 buf_T *buf; /* new curbuf */
|
|
|
8034 {
|
|
|
8035 win_T *win;
|
|
|
8036
|
|
|
8037 aco->new_curbuf = buf;
|
|
|
8038
|
|
|
8039 /* Find a window that is for the new buffer */
|
|
|
8040 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8041 win = curwin;
|
|
|
8042 else
|
|
|
8043 #ifdef FEAT_WINDOWS
|
|
|
8044 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8045 if (win->w_buffer == buf)
|
|
|
8046 break;
|
|
|
8047 #else
|
|
|
8048 win = NULL;
|
|
|
8049 #endif
|
|
|
8050
|
|
|
8051 /*
|
|
|
8052 * Prefer to use an existing window for the buffer, it has the least side
|
|
|
8053 * effects (esp. if "buf" is curbuf).
|
|
|
8054 * Otherwise, use curwin for "buf". It might make some items in the
|
|
|
8055 * window invalid. At least save the cursor and topline.
|
|
|
8056 */
|
|
|
8057 if (win != NULL)
|
|
|
8058 {
|
|
|
8059 /* there is a window for "buf", make it the curwin */
|
|
|
8060 aco->save_curwin = curwin;
|
|
|
8061 curwin = win;
|
|
|
8062 aco->save_buf = win->w_buffer;
|
|
|
8063 aco->new_curwin = win;
|
|
|
8064 }
|
|
|
8065 else
|
|
|
8066 {
|
|
|
8067 /* there is no window for "buf", use curwin */
|
|
|
8068 aco->save_curwin = NULL;
|
|
|
8069 aco->save_buf = curbuf;
|
|
|
8070 --curbuf->b_nwindows;
|
|
|
8071 curwin->w_buffer = buf;
|
|
|
8072 ++buf->b_nwindows;
|
|
|
8073
|
|
|
8074 /* save cursor and topline, set them to safe values */
|
|
|
8075 aco->save_cursor = curwin->w_cursor;
|
|
|
8076 curwin->w_cursor.lnum = 1;
|
|
|
8077 curwin->w_cursor.col = 0;
|
|
|
8078 aco->save_topline = curwin->w_topline;
|
|
|
8079 curwin->w_topline = 1;
|
|
|
8080 #ifdef FEAT_DIFF
|
|
|
8081 aco->save_topfill = curwin->w_topfill;
|
|
|
8082 curwin->w_topfill = 0;
|
|
|
8083 #endif
|
|
|
8084 }
|
|
|
8085
|
|
|
8086 curbuf = buf;
|
|
|
8087 }
|
|
|
8088
|
|
|
8089 /*
|
|
|
8090 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8091 * Restore the window as it was (if possible).
|
|
|
8092 */
|
|
|
8093 void
|
|
|
8094 aucmd_restbuf(aco)
|
|
|
8095 aco_save_T *aco; /* structure holding saved values */
|
|
|
8096 {
|
|
|
8097 if (aco->save_curwin != NULL)
|
|
|
8098 {
|
|
|
8099 /* restore curwin */
|
|
|
8100 #ifdef FEAT_WINDOWS
|
|
|
8101 if (win_valid(aco->save_curwin))
|
|
|
8102 #endif
|
|
|
8103 {
|
|
|
8104 /* restore the buffer which was previously edited by curwin, if
|
|
|
8105 * it's still the same window and it's valid */
|
|
|
8106 if (curwin == aco->new_curwin
|
|
|
8107 && buf_valid(aco->save_buf)
|
|
|
8108 && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8109 {
|
|
|
8110 --curbuf->b_nwindows;
|
|
|
8111 curbuf = aco->save_buf;
|
|
|
8112 curwin->w_buffer = curbuf;
|
|
|
8113 ++curbuf->b_nwindows;
|
|
|
8114 }
|
|
|
8115
|
|
|
8116 curwin = aco->save_curwin;
|
|
|
8117 curbuf = curwin->w_buffer;
|
|
|
8118 }
|
|
|
8119 }
|
|
|
8120 else
|
|
|
8121 {
|
|
|
8122 /* restore buffer for curwin if it still exists and is loaded */
|
|
|
8123 if (buf_valid(aco->save_buf) && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8124 {
|
|
|
8125 --curbuf->b_nwindows;
|
|
|
8126 curbuf = aco->save_buf;
|
|
|
8127 curwin->w_buffer = curbuf;
|
|
|
8128 ++curbuf->b_nwindows;
|
|
|
8129 curwin->w_cursor = aco->save_cursor;
|
|
|
8130 check_cursor();
|
|
|
8131 /* check topline < line_count, in case lines got deleted */
|
|
|
8132 if (aco->save_topline <= curbuf->b_ml.ml_line_count)
|
|
|
8133 {
|
|
|
8134 curwin->w_topline = aco->save_topline;
|
|
|
8135 #ifdef FEAT_DIFF
|
|
|
8136 curwin->w_topfill = aco->save_topfill;
|
|
|
8137 #endif
|
|
|
8138 }
|
|
|
8139 else
|
|
|
8140 {
|
|
|
8141 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8142 #ifdef FEAT_DIFF
|
|
|
8143 curwin->w_topfill = 0;
|
|
|
8144 #endif
|
|
|
8145 }
|
|
|
8146 }
|
|
|
8147 }
|
|
|
8148 }
|
|
|
8149
|
|
|
8150 static int autocmd_nested = FALSE;
|
|
|
8151
|
|
|
8152 /*
|
|
|
8153 * Execute autocommands for "event" and file name "fname".
|
|
|
8154 * Return TRUE if some commands were executed.
|
|
|
8155 */
|
|
|
8156 int
|
|
|
8157 apply_autocmds(event, fname, fname_io, force, buf)
|
|
|
8158 EVENT_T event;
|
|
|
8159 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8160 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8161 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8162 buf_T *buf; /* buffer for <abuf> */
|
|
|
8163 {
|
|
|
8164 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8165 AUGROUP_ALL, buf, NULL);
|
|
|
8166 }
|
|
|
8167
|
|
|
8168 /*
|
|
|
8169 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8170 * setting v:filearg.
|
|
|
8171 */
|
|
|
8172 static int
|
|
|
8173 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
|
8174 EVENT_T event;
|
|
|
8175 char_u *fname;
|
|
|
8176 char_u *fname_io;
|
|
|
8177 int force;
|
|
|
8178 buf_T *buf;
|
|
|
8179 exarg_T *eap;
|
|
|
8180 {
|
|
|
8181 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8182 AUGROUP_ALL, buf, eap);
|
|
|
8183 }
|
|
|
8184
|
|
|
8185 /*
|
|
|
8186 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8187 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8188 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8189 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8190 */
|
|
|
8191 int
|
|
|
8192 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
|
8193 EVENT_T event;
|
|
|
8194 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8195 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8196 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8197 buf_T *buf; /* buffer for <abuf> */
|
|
|
8198 int *retval; /* pointer to caller's retval */
|
|
|
8199 {
|
|
|
8200 int did_cmd;
|
|
|
8201
|
|
532
|
8202 #ifdef FEAT_EVAL
|
|
7
|
8203 if (should_abort(*retval))
|
|
|
8204 return FALSE;
|
|
532
|
8205 #endif
|
|
7
|
8206
|
|
|
8207 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8208 AUGROUP_ALL, buf, NULL);
|
|
532
|
8209 if (did_cmd
|
|
|
8210 #ifdef FEAT_EVAL
|
|
|
8211 && aborting()
|
|
|
8212 #endif
|
|
|
8213 )
|
|
7
|
8214 *retval = FAIL;
|
|
|
8215 return did_cmd;
|
|
|
8216 }
|
|
|
8217
|
|
|
8218 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
609
|
8219 /*
|
|
|
8220 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8221 */
|
|
7
|
8222 int
|
|
|
8223 has_cursorhold()
|
|
|
8224 {
|
|
|
8225 return (first_autopat[(int)EVENT_CURSORHOLD] != NULL);
|
|
|
8226 }
|
|
609
|
8227
|
|
|
8228 /*
|
|
|
8229 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8230 */
|
|
|
8231 int
|
|
|
8232 trigger_cursorhold()
|
|
|
8233 {
|
|
|
8234 return (!did_cursorhold
|
|
|
8235 && has_cursorhold()
|
|
|
8236 && !Recording
|
|
|
8237 && get_real_state() == NORMAL_BUSY);
|
|
|
8238 }
|
|
7
|
8239 #endif
|
|
|
8240
|
|
|
8241 static int
|
|
|
8242 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
|
8243 EVENT_T event;
|
|
|
8244 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8245 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8246 use fname */
|
|
|
8247 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8248 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8249 buf_T *buf; /* buffer for <abuf> */
|
|
|
8250 exarg_T *eap; /* command arguments */
|
|
|
8251 {
|
|
|
8252 char_u *sfname = NULL; /* short file name */
|
|
|
8253 char_u *tail;
|
|
|
8254 int save_changed;
|
|
|
8255 buf_T *old_curbuf;
|
|
|
8256 int retval = FALSE;
|
|
|
8257 char_u *save_sourcing_name;
|
|
|
8258 linenr_T save_sourcing_lnum;
|
|
|
8259 char_u *save_autocmd_fname;
|
|
|
8260 int save_autocmd_bufnr;
|
|
|
8261 char_u *save_autocmd_match;
|
|
|
8262 int save_autocmd_busy;
|
|
|
8263 int save_autocmd_nested;
|
|
|
8264 static int nesting = 0;
|
|
|
8265 AutoPatCmd patcmd;
|
|
|
8266 AutoPat *ap;
|
|
|
8267 #ifdef FEAT_EVAL
|
|
|
8268 scid_T save_current_SID;
|
|
|
8269 void *save_funccalp;
|
|
|
8270 char_u *save_cmdarg;
|
|
|
8271 long save_cmdbang;
|
|
|
8272 #endif
|
|
|
8273 static int filechangeshell_busy = FALSE;
|
|
170
|
8274 #ifdef FEAT_PROFILE
|
|
|
8275 proftime_T wait_time;
|
|
|
8276 #endif
|
|
7
|
8277
|
|
|
8278 /*
|
|
|
8279 * Quickly return if there are no autocommands for this event or
|
|
|
8280 * autocommands are blocked.
|
|
|
8281 */
|
|
|
8282 if (first_autopat[(int)event] == NULL || autocmd_block > 0)
|
|
40
|
8283 goto BYPASS_AU;
|
|
7
|
8284
|
|
|
8285 /*
|
|
|
8286 * When autocommands are busy, new autocommands are only executed when
|
|
|
8287 * explicitly enabled with the "nested" flag.
|
|
|
8288 */
|
|
|
8289 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8290 goto BYPASS_AU;
|
|
7
|
8291
|
|
|
8292 #ifdef FEAT_EVAL
|
|
|
8293 /*
|
|
|
8294 * Quickly return when immdediately aborting on error, or when an interrupt
|
|
|
8295 * occurred or an exception was thrown but not caught.
|
|
|
8296 */
|
|
|
8297 if (aborting())
|
|
40
|
8298 goto BYPASS_AU;
|
|
7
|
8299 #endif
|
|
|
8300
|
|
|
8301 /*
|
|
|
8302 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8303 */
|
|
|
8304 if (filechangeshell_busy && event == EVENT_FILECHANGEDSHELL)
|
|
40
|
8305 goto BYPASS_AU;
|
|
7
|
8306
|
|
|
8307 /*
|
|
|
8308 * Ignore events in 'eventignore'.
|
|
|
8309 */
|
|
|
8310 if (event_ignored(event))
|
|
40
|
8311 goto BYPASS_AU;
|
|
7
|
8312
|
|
|
8313 /*
|
|
|
8314 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8315 * possible to create an endless loop.
|
|
|
8316 */
|
|
|
8317 if (nesting == 10)
|
|
|
8318 {
|
|
|
8319 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8320 goto BYPASS_AU;
|
|
7
|
8321 }
|
|
|
8322
|
|
|
8323 /*
|
|
|
8324 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8325 * ":ball".
|
|
|
8326 */
|
|
|
8327 if ( (autocmd_no_enter
|
|
|
8328 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8329 || (autocmd_no_leave
|
|
|
8330 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8331 goto BYPASS_AU;
|
|
7
|
8332
|
|
|
8333 /*
|
|
|
8334 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8335 */
|
|
|
8336 save_autocmd_fname = autocmd_fname;
|
|
|
8337 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8338 save_autocmd_match = autocmd_match;
|
|
|
8339 save_autocmd_busy = autocmd_busy;
|
|
|
8340 save_autocmd_nested = autocmd_nested;
|
|
|
8341 save_changed = curbuf->b_changed;
|
|
|
8342 old_curbuf = curbuf;
|
|
|
8343
|
|
|
8344 /*
|
|
|
8345 * Set the file name to be used for <afile>.
|
|
|
8346 */
|
|
|
8347 if (fname_io == NULL)
|
|
|
8348 {
|
|
|
8349 if (fname != NULL && *fname != NUL)
|
|
|
8350 autocmd_fname = fname;
|
|
|
8351 else if (buf != NULL)
|
|
|
8352 autocmd_fname = buf->b_fname;
|
|
|
8353 else
|
|
|
8354 autocmd_fname = NULL;
|
|
|
8355 }
|
|
|
8356 else
|
|
|
8357 autocmd_fname = fname_io;
|
|
|
8358
|
|
|
8359 /*
|
|
|
8360 * Set the buffer number to be used for <abuf>.
|
|
|
8361 */
|
|
|
8362 if (buf == NULL)
|
|
|
8363 autocmd_bufnr = 0;
|
|
|
8364 else
|
|
|
8365 autocmd_bufnr = buf->b_fnum;
|
|
|
8366
|
|
|
8367 /*
|
|
|
8368 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8369 * Always use the full path of the file name to match with, in case
|
|
|
8370 * "allow_dirs" is set.
|
|
|
8371 */
|
|
|
8372 if (fname == NULL || *fname == NUL)
|
|
|
8373 {
|
|
|
8374 if (buf == NULL)
|
|
|
8375 fname = NULL;
|
|
|
8376 else
|
|
|
8377 {
|
|
|
8378 #ifdef FEAT_SYN_HL
|
|
|
8379 if (event == EVENT_SYNTAX)
|
|
|
8380 fname = buf->b_p_syn;
|
|
|
8381 else
|
|
|
8382 #endif
|
|
|
8383 if (event == EVENT_FILETYPE)
|
|
|
8384 fname = buf->b_p_ft;
|
|
|
8385 else
|
|
|
8386 {
|
|
|
8387 if (buf->b_sfname != NULL)
|
|
|
8388 sfname = vim_strsave(buf->b_sfname);
|
|
|
8389 fname = buf->b_ffname;
|
|
|
8390 }
|
|
|
8391 }
|
|
|
8392 if (fname == NULL)
|
|
|
8393 fname = (char_u *)"";
|
|
|
8394 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8395 }
|
|
|
8396 else
|
|
|
8397 {
|
|
|
8398 sfname = vim_strsave(fname);
|
|
161
|
8399 /* Don't try expanding FileType, Syntax, WindowID or QuickFixCmd* */
|
|
|
8400 if (event == EVENT_FILETYPE
|
|
|
8401 || event == EVENT_SYNTAX
|
|
|
8402 || event == EVENT_REMOTEREPLY
|
|
|
8403 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8404 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8405 fname = vim_strsave(fname);
|
|
|
8406 else
|
|
|
8407 fname = FullName_save(fname, FALSE);
|
|
|
8408 }
|
|
|
8409 if (fname == NULL) /* out of memory */
|
|
|
8410 {
|
|
|
8411 vim_free(sfname);
|
|
40
|
8412 retval = FALSE;
|
|
|
8413 goto BYPASS_AU;
|
|
7
|
8414 }
|
|
|
8415
|
|
|
8416 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8417 /*
|
|
|
8418 * Replace all backslashes with forward slashes. This makes the
|
|
|
8419 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8420 */
|
|
|
8421 if (sfname != NULL)
|
|
|
8422 forward_slash(sfname);
|
|
|
8423 forward_slash(fname);
|
|
|
8424 #endif
|
|
|
8425
|
|
|
8426 #ifdef VMS
|
|
|
8427 /* remove version for correct match */
|
|
|
8428 if (sfname != NULL)
|
|
|
8429 vms_remove_version(sfname);
|
|
|
8430 vms_remove_version(fname);
|
|
|
8431 #endif
|
|
|
8432
|
|
|
8433 /*
|
|
|
8434 * Set the name to be used for <amatch>.
|
|
|
8435 */
|
|
|
8436 autocmd_match = fname;
|
|
|
8437
|
|
|
8438
|
|
|
8439 /* Don't redraw while doing auto commands. */
|
|
|
8440 ++RedrawingDisabled;
|
|
|
8441 save_sourcing_name = sourcing_name;
|
|
|
8442 sourcing_name = NULL; /* don't free this one */
|
|
|
8443 save_sourcing_lnum = sourcing_lnum;
|
|
|
8444 sourcing_lnum = 0; /* no line number here */
|
|
|
8445
|
|
|
8446 #ifdef FEAT_EVAL
|
|
|
8447 save_current_SID = current_SID;
|
|
|
8448
|
|
170
|
8449 # ifdef FEAT_PROFILE
|
|
|
8450 if (do_profiling)
|
|
|
8451 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8452 # endif
|
|
|
8453
|
|
7
|
8454 /* Don't use local function variables, if called from a function */
|
|
|
8455 save_funccalp = save_funccal();
|
|
|
8456 #endif
|
|
|
8457
|
|
|
8458 /*
|
|
|
8459 * When starting to execute autocommands, save the search patterns.
|
|
|
8460 */
|
|
|
8461 if (!autocmd_busy)
|
|
|
8462 {
|
|
|
8463 save_search_patterns();
|
|
|
8464 saveRedobuff();
|
|
|
8465 did_filetype = keep_filetype;
|
|
|
8466 }
|
|
|
8467
|
|
|
8468 /*
|
|
|
8469 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8470 */
|
|
|
8471 autocmd_busy = TRUE;
|
|
|
8472 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8473 ++nesting; /* see matching decrement below */
|
|
|
8474
|
|
|
8475 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8476 if (event == EVENT_FILETYPE)
|
|
|
8477 did_filetype = TRUE;
|
|
|
8478
|
|
|
8479 tail = gettail(fname);
|
|
|
8480
|
|
|
8481 /* Find first autocommand that matches */
|
|
|
8482 patcmd.curpat = first_autopat[(int)event];
|
|
|
8483 patcmd.nextcmd = NULL;
|
|
|
8484 patcmd.group = group;
|
|
|
8485 patcmd.fname = fname;
|
|
|
8486 patcmd.sfname = sfname;
|
|
|
8487 patcmd.tail = tail;
|
|
|
8488 patcmd.event = event;
|
|
40
|
8489 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8490 patcmd.next = NULL;
|
|
7
|
8491 auto_next_pat(&patcmd, FALSE);
|
|
|
8492
|
|
|
8493 /* found one, start executing the autocommands */
|
|
|
8494 if (patcmd.curpat != NULL)
|
|
|
8495 {
|
|
40
|
8496 /* add to active_apc_list */
|
|
|
8497 patcmd.next = active_apc_list;
|
|
|
8498 active_apc_list = &patcmd;
|
|
|
8499
|
|
7
|
8500 #ifdef FEAT_EVAL
|
|
|
8501 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8502 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8503 if (eap != NULL)
|
|
|
8504 {
|
|
|
8505 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8506 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8507 }
|
|
|
8508 else
|
|
|
8509 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8510 #endif
|
|
|
8511 retval = TRUE;
|
|
|
8512 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8513 * are added when executing autocommands */
|
|
|
8514 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8515 ap->last = FALSE;
|
|
|
8516 ap->last = TRUE;
|
|
|
8517 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8518 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8519 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8520 #ifdef FEAT_EVAL
|
|
|
8521 if (eap != NULL)
|
|
|
8522 {
|
|
|
8523 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8524 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8525 }
|
|
|
8526 #endif
|
|
40
|
8527 /* delete from active_apc_list */
|
|
|
8528 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8529 active_apc_list = patcmd.next;
|
|
7
|
8530 }
|
|
|
8531
|
|
|
8532 --RedrawingDisabled;
|
|
|
8533 autocmd_busy = save_autocmd_busy;
|
|
|
8534 filechangeshell_busy = FALSE;
|
|
|
8535 autocmd_nested = save_autocmd_nested;
|
|
|
8536 vim_free(sourcing_name);
|
|
|
8537 sourcing_name = save_sourcing_name;
|
|
|
8538 sourcing_lnum = save_sourcing_lnum;
|
|
|
8539 autocmd_fname = save_autocmd_fname;
|
|
|
8540 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8541 autocmd_match = save_autocmd_match;
|
|
|
8542 #ifdef FEAT_EVAL
|
|
|
8543 current_SID = save_current_SID;
|
|
|
8544 restore_funccal(save_funccalp);
|
|
170
|
8545 # ifdef FEAT_PROFILE
|
|
|
8546 if (do_profiling)
|
|
|
8547 prof_child_exit(&wait_time);
|
|
|
8548 # endif
|
|
7
|
8549 #endif
|
|
|
8550 vim_free(fname);
|
|
|
8551 vim_free(sfname);
|
|
|
8552 --nesting; /* see matching increment above */
|
|
|
8553
|
|
|
8554 /*
|
|
|
8555 * When stopping to execute autocommands, restore the search patterns and
|
|
|
8556 * the redo buffer.
|
|
|
8557 */
|
|
|
8558 if (!autocmd_busy)
|
|
|
8559 {
|
|
|
8560 restore_search_patterns();
|
|
|
8561 restoreRedobuff();
|
|
|
8562 did_filetype = FALSE;
|
|
|
8563 }
|
|
|
8564
|
|
|
8565 /*
|
|
|
8566 * Some events don't set or reset the Changed flag.
|
|
|
8567 * Check if still in the same buffer!
|
|
|
8568 */
|
|
|
8569 if (curbuf == old_curbuf
|
|
|
8570 && (event == EVENT_BUFREADPOST
|
|
|
8571 || event == EVENT_BUFWRITEPOST
|
|
|
8572 || event == EVENT_FILEAPPENDPOST
|
|
|
8573 || event == EVENT_VIMLEAVE
|
|
|
8574 || event == EVENT_VIMLEAVEPRE))
|
|
|
8575 {
|
|
|
8576 #ifdef FEAT_TITLE
|
|
|
8577 if (curbuf->b_changed != save_changed)
|
|
|
8578 need_maketitle = TRUE;
|
|
|
8579 #endif
|
|
|
8580 curbuf->b_changed = save_changed;
|
|
|
8581 }
|
|
|
8582
|
|
|
8583 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
8584
|
|
|
8585 BYPASS_AU:
|
|
|
8586 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
8587 * are deleted. */
|
|
|
8588 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
8589 aubuflocal_remove(buf);
|
|
|
8590
|
|
7
|
8591 return retval;
|
|
|
8592 }
|
|
|
8593
|
|
|
8594 /*
|
|
|
8595 * Find next autocommand pattern that matches.
|
|
|
8596 */
|
|
|
8597 static void
|
|
|
8598 auto_next_pat(apc, stop_at_last)
|
|
|
8599 AutoPatCmd *apc;
|
|
|
8600 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
8601 {
|
|
|
8602 AutoPat *ap;
|
|
|
8603 AutoCmd *cp;
|
|
|
8604 char_u *name;
|
|
|
8605 char *s;
|
|
|
8606
|
|
|
8607 vim_free(sourcing_name);
|
|
|
8608 sourcing_name = NULL;
|
|
|
8609
|
|
|
8610 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
8611 {
|
|
|
8612 apc->curpat = NULL;
|
|
|
8613
|
|
|
8614 /* only use a pattern when it has not been removed, has commands and
|
|
40
|
8615 * the group matches. For buffer-local autocommands only check the
|
|
|
8616 * buffer number. */
|
|
7
|
8617 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
8618 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
8619 {
|
|
40
|
8620 /* execution-condition */
|
|
|
8621 if (ap->buflocal_nr == 0
|
|
153
|
8622 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
8623 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
8624 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
8625 {
|
|
|
8626 name = event_nr2name(apc->event);
|
|
|
8627 s = _("%s Auto commands for \"%s\"");
|
|
|
8628 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
8629 + STRLEN(name) + ap->patlen + 1));
|
|
|
8630 if (sourcing_name != NULL)
|
|
|
8631 {
|
|
|
8632 sprintf((char *)sourcing_name, s,
|
|
|
8633 (char *)name, (char *)ap->pat);
|
|
|
8634 if (p_verbose >= 8)
|
|
292
|
8635 {
|
|
|
8636 verbose_enter();
|
|
273
|
8637 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
8638 verbose_leave();
|
|
|
8639 }
|
|
7
|
8640 }
|
|
|
8641
|
|
|
8642 apc->curpat = ap;
|
|
|
8643 apc->nextcmd = ap->cmds;
|
|
|
8644 /* mark last command */
|
|
|
8645 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
8646 cp->last = FALSE;
|
|
|
8647 cp->last = TRUE;
|
|
|
8648 }
|
|
|
8649 line_breakcheck();
|
|
|
8650 if (apc->curpat != NULL) /* found a match */
|
|
|
8651 break;
|
|
|
8652 }
|
|
|
8653 if (stop_at_last && ap->last)
|
|
|
8654 break;
|
|
|
8655 }
|
|
|
8656 }
|
|
|
8657
|
|
|
8658 /*
|
|
|
8659 * Get next autocommand command.
|
|
|
8660 * Called by do_cmdline() to get the next line for ":if".
|
|
|
8661 * Returns allocated string, or NULL for end of autocommands.
|
|
|
8662 */
|
|
|
8663 /* ARGSUSED */
|
|
|
8664 static char_u *
|
|
|
8665 getnextac(c, cookie, indent)
|
|
|
8666 int c; /* not used */
|
|
|
8667 void *cookie;
|
|
|
8668 int indent; /* not used */
|
|
|
8669 {
|
|
|
8670 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
8671 char_u *retval;
|
|
|
8672 AutoCmd *ac;
|
|
|
8673
|
|
|
8674 /* Can be called again after returning the last line. */
|
|
|
8675 if (acp->curpat == NULL)
|
|
|
8676 return NULL;
|
|
|
8677
|
|
|
8678 /* repeat until we find an autocommand to execute */
|
|
|
8679 for (;;)
|
|
|
8680 {
|
|
|
8681 /* skip removed commands */
|
|
|
8682 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
8683 if (acp->nextcmd->last)
|
|
|
8684 acp->nextcmd = NULL;
|
|
|
8685 else
|
|
|
8686 acp->nextcmd = acp->nextcmd->next;
|
|
|
8687
|
|
|
8688 if (acp->nextcmd != NULL)
|
|
|
8689 break;
|
|
|
8690
|
|
|
8691 /* at end of commands, find next pattern that matches */
|
|
|
8692 if (acp->curpat->last)
|
|
|
8693 acp->curpat = NULL;
|
|
|
8694 else
|
|
|
8695 acp->curpat = acp->curpat->next;
|
|
|
8696 if (acp->curpat != NULL)
|
|
|
8697 auto_next_pat(acp, TRUE);
|
|
|
8698 if (acp->curpat == NULL)
|
|
|
8699 return NULL;
|
|
|
8700 }
|
|
|
8701
|
|
|
8702 ac = acp->nextcmd;
|
|
|
8703
|
|
|
8704 if (p_verbose >= 9)
|
|
|
8705 {
|
|
292
|
8706 verbose_enter_scroll();
|
|
273
|
8707 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
8708 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
8709 verbose_leave_scroll();
|
|
7
|
8710 }
|
|
|
8711 retval = vim_strsave(ac->cmd);
|
|
|
8712 autocmd_nested = ac->nested;
|
|
|
8713 #ifdef FEAT_EVAL
|
|
|
8714 current_SID = ac->scriptID;
|
|
|
8715 #endif
|
|
|
8716 if (ac->last)
|
|
|
8717 acp->nextcmd = NULL;
|
|
|
8718 else
|
|
|
8719 acp->nextcmd = ac->next;
|
|
|
8720 return retval;
|
|
|
8721 }
|
|
|
8722
|
|
|
8723 /*
|
|
|
8724 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
8725 * To account for buffer-local autocommands, function needs to know
|
|
|
8726 * in which buffer the file will be opened.
|
|
7
|
8727 */
|
|
|
8728 int
|
|
40
|
8729 has_autocmd(event, sfname, buf)
|
|
7
|
8730 EVENT_T event;
|
|
|
8731 char_u *sfname;
|
|
40
|
8732 buf_T *buf;
|
|
7
|
8733 {
|
|
|
8734 AutoPat *ap;
|
|
|
8735 char_u *fname;
|
|
|
8736 char_u *tail = gettail(sfname);
|
|
|
8737 int retval = FALSE;
|
|
|
8738
|
|
|
8739 fname = FullName_save(sfname, FALSE);
|
|
|
8740 if (fname == NULL)
|
|
|
8741 return FALSE;
|
|
|
8742
|
|
|
8743 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8744 /*
|
|
|
8745 * Replace all backslashes with forward slashes. This makes the
|
|
|
8746 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8747 */
|
|
|
8748 sfname = vim_strsave(sfname);
|
|
|
8749 if (sfname != NULL)
|
|
|
8750 forward_slash(sfname);
|
|
|
8751 forward_slash(fname);
|
|
|
8752 #endif
|
|
|
8753
|
|
|
8754 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8755 if (ap->pat != NULL && ap->cmds != NULL
|
|
40
|
8756 && (ap->buflocal_nr == 0
|
|
153
|
8757 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
8758 fname, sfname, tail, ap->allow_dirs)
|
|
40
|
8759 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
|
8760 ))
|
|
7
|
8761 {
|
|
|
8762 retval = TRUE;
|
|
|
8763 break;
|
|
|
8764 }
|
|
|
8765
|
|
|
8766 vim_free(fname);
|
|
|
8767 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8768 vim_free(sfname);
|
|
|
8769 #endif
|
|
|
8770
|
|
|
8771 return retval;
|
|
|
8772 }
|
|
|
8773
|
|
|
8774 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
8775 /*
|
|
|
8776 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
8777 * names.
|
|
|
8778 */
|
|
|
8779 /*ARGSUSED*/
|
|
|
8780 char_u *
|
|
|
8781 get_augroup_name(xp, idx)
|
|
|
8782 expand_T *xp;
|
|
|
8783 int idx;
|
|
|
8784 {
|
|
|
8785 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
8786 return (char_u *)"END";
|
|
|
8787 if (idx >= augroups.ga_len) /* end of list */
|
|
|
8788 return NULL;
|
|
|
8789 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
8790 return (char_u *)"";
|
|
|
8791 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8792 }
|
|
|
8793
|
|
|
8794 static int include_groups = FALSE;
|
|
|
8795
|
|
|
8796 char_u *
|
|
|
8797 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
8798 expand_T *xp;
|
|
|
8799 char_u *arg;
|
|
|
8800 int doautocmd; /* TRUE for :doautocmd, FALSE for :autocmd */
|
|
|
8801 {
|
|
|
8802 char_u *p;
|
|
|
8803 int group;
|
|
|
8804
|
|
|
8805 /* check for a group name, skip it if present */
|
|
|
8806 include_groups = FALSE;
|
|
|
8807 p = arg;
|
|
|
8808 group = au_get_grouparg(&arg);
|
|
|
8809 if (group == AUGROUP_ERROR)
|
|
|
8810 return NULL;
|
|
|
8811 /* If there only is a group name that's what we expand. */
|
|
|
8812 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
8813 {
|
|
|
8814 arg = p;
|
|
|
8815 group = AUGROUP_ALL;
|
|
|
8816 }
|
|
|
8817
|
|
|
8818 /* skip over event name */
|
|
|
8819 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
8820 if (*p == ',')
|
|
|
8821 arg = p + 1;
|
|
|
8822 if (*p == NUL)
|
|
|
8823 {
|
|
|
8824 if (group == AUGROUP_ALL)
|
|
|
8825 include_groups = TRUE;
|
|
|
8826 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
8827 xp->xp_pattern = arg;
|
|
|
8828 return NULL;
|
|
|
8829 }
|
|
|
8830
|
|
|
8831 /* skip over pattern */
|
|
|
8832 arg = skipwhite(p);
|
|
|
8833 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
8834 arg++;
|
|
|
8835 if (*arg)
|
|
|
8836 return arg; /* expand (next) command */
|
|
|
8837
|
|
|
8838 if (doautocmd)
|
|
|
8839 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
8840 else
|
|
|
8841 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
8842 return NULL;
|
|
|
8843 }
|
|
|
8844
|
|
|
8845 /*
|
|
|
8846 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
8847 */
|
|
|
8848 /*ARGSUSED*/
|
|
|
8849 char_u *
|
|
|
8850 get_event_name(xp, idx)
|
|
|
8851 expand_T *xp;
|
|
|
8852 int idx;
|
|
|
8853 {
|
|
|
8854 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
8855 {
|
|
|
8856 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
8857 return (char_u *)""; /* skip deleted entries */
|
|
|
8858 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8859 }
|
|
|
8860 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
8861 }
|
|
|
8862
|
|
|
8863 #endif /* FEAT_CMDL_COMPL */
|
|
|
8864
|
|
|
8865 /*
|
|
615
|
8866 * Return TRUE if autocmd is supported.
|
|
|
8867 */
|
|
|
8868 int
|
|
|
8869 autocmd_supported(name)
|
|
|
8870 char_u *name;
|
|
|
8871 {
|
|
|
8872 char_u *p;
|
|
|
8873
|
|
|
8874 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
8875 }
|
|
|
8876
|
|
|
8877 /*
|
|
612
|
8878 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
8879 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
8880 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
8881 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
8882 * Used for:
|
|
|
8883 * exists("#Group") or
|
|
|
8884 * exists("#Group#Event") or
|
|
|
8885 * exists("#Group#Event#pat") or
|
|
|
8886 * exists("#Event") or
|
|
|
8887 * exists("#Event#pat")
|
|
7
|
8888 */
|
|
|
8889 int
|
|
612
|
8890 au_exists(arg)
|
|
|
8891 char_u *arg;
|
|
7
|
8892 {
|
|
612
|
8893 char_u *arg_save;
|
|
|
8894 char_u *pattern = NULL;
|
|
7
|
8895 char_u *event_name;
|
|
|
8896 char_u *p;
|
|
|
8897 EVENT_T event;
|
|
|
8898 AutoPat *ap;
|
|
40
|
8899 buf_T *buflocal_buf = NULL;
|
|
612
|
8900 int group;
|
|
|
8901 int retval = FALSE;
|
|
|
8902
|
|
615
|
8903 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
8904 arg_save = vim_strsave(arg);
|
|
|
8905 if (arg_save == NULL)
|
|
|
8906 return FALSE;
|
|
615
|
8907 p = vim_strchr(arg_save, '#');
|
|
612
|
8908 if (p != NULL)
|
|
|
8909 *p++ = NUL;
|
|
|
8910
|
|
|
8911 /* First, look for an autocmd group name */
|
|
|
8912 group = au_find_group(arg_save);
|
|
|
8913 if (group == AUGROUP_ERROR)
|
|
|
8914 {
|
|
|
8915 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
8916 group = AUGROUP_ALL;
|
|
|
8917 event_name = arg_save;
|
|
|
8918 }
|
|
|
8919 else
|
|
|
8920 {
|
|
|
8921 if (p == NULL)
|
|
|
8922 {
|
|
|
8923 /* "Group": group name is present and it's recognized */
|
|
|
8924 retval = TRUE;
|
|
|
8925 goto theend;
|
|
|
8926 }
|
|
|
8927
|
|
|
8928 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
8929 event_name = p;
|
|
|
8930 p = vim_strchr(event_name, '#');
|
|
|
8931 if (p != NULL)
|
|
|
8932 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
8933 }
|
|
|
8934
|
|
|
8935 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
8936
|
|
|
8937 /* find the index (enum) for the event name */
|
|
|
8938 event = event_name2nr(event_name, &p);
|
|
|
8939
|
|
|
8940 /* return FALSE if the event name is not recognized */
|
|
612
|
8941 if (event == NUM_EVENTS)
|
|
|
8942 goto theend;
|
|
7
|
8943
|
|
|
8944 /* Find the first autocommand for this event.
|
|
|
8945 * If there isn't any, return FALSE;
|
|
|
8946 * If there is one and no pattern given, return TRUE; */
|
|
|
8947 ap = first_autopat[(int)event];
|
|
|
8948 if (ap == NULL)
|
|
612
|
8949 goto theend;
|
|
7
|
8950 if (pattern == NULL)
|
|
612
|
8951 {
|
|
|
8952 retval = TRUE;
|
|
|
8953 goto theend;
|
|
|
8954 }
|
|
7
|
8955
|
|
40
|
8956 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
8957 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
8958 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
8959 buflocal_buf = curbuf;
|
|
|
8960
|
|
7
|
8961 /* Check if there is an autocommand with the given pattern. */
|
|
|
8962 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
8963 /* only use a pattern when it has not been removed and has commands. */
|
|
|
8964 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
8965 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
8966 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
8967 && (buflocal_buf == NULL
|
|
|
8968 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
8969 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
8970 {
|
|
|
8971 retval = TRUE;
|
|
|
8972 break;
|
|
|
8973 }
|
|
|
8974
|
|
|
8975 theend:
|
|
|
8976 vim_free(arg_save);
|
|
|
8977 return retval;
|
|
7
|
8978 }
|
|
40
|
8979
|
|
7
|
8980 #endif /* FEAT_AUTOCMD */
|
|
|
8981
|
|
|
8982 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
8983 /*
|
|
153
|
8984 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
8985 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
8986 * vim_regcomp() often.
|
|
7
|
8987 * Used for autocommands and 'wildignore'.
|
|
|
8988 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
8989 */
|
|
|
8990 int
|
|
153
|
8991 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
8992 char_u *pattern; /* pattern to match with */
|
|
153
|
8993 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
8994 char_u *fname; /* full path of file name */
|
|
|
8995 char_u *sfname; /* short file name or NULL */
|
|
|
8996 char_u *tail; /* tail of path */
|
|
|
8997 int allow_dirs; /* allow matching with dir */
|
|
|
8998 {
|
|
|
8999 regmatch_T regmatch;
|
|
|
9000 int result = FALSE;
|
|
|
9001 #ifdef FEAT_OSFILETYPE
|
|
|
9002 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9003 char_u *type_start;
|
|
|
9004 char_u c;
|
|
|
9005 int match = FALSE;
|
|
|
9006 #endif
|
|
|
9007
|
|
|
9008 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9009 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9010 #else
|
|
|
9011 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9012 #endif
|
|
|
9013 #ifdef FEAT_OSFILETYPE
|
|
|
9014 if (*pattern == '<')
|
|
|
9015 {
|
|
|
9016 /* There is a filetype condition specified with this pattern.
|
|
|
9017 * Check the filetype matches first. If not, don't bother with the
|
|
|
9018 * pattern (set regprog to NULL).
|
|
|
9019 * Always use magic for the regexp.
|
|
|
9020 */
|
|
|
9021
|
|
|
9022 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9023 {
|
|
|
9024 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9025 {
|
|
|
9026 *pattern = NUL; /* Terminate the string */
|
|
|
9027 match = mch_check_filetype(fname, type_start);
|
|
|
9028 *pattern = c; /* Restore the terminator */
|
|
|
9029 type_start = pattern + 1;
|
|
|
9030 }
|
|
|
9031 if (c == '>')
|
|
|
9032 break;
|
|
|
9033 }
|
|
|
9034
|
|
|
9035 /* (c should never be NUL, but check anyway) */
|
|
|
9036 if (match == FALSE || c == NUL)
|
|
|
9037 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9038 else if (*pattern == NUL)
|
|
|
9039 {
|
|
|
9040 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9041 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9042 }
|
|
|
9043 else
|
|
|
9044 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9045 }
|
|
|
9046 else
|
|
|
9047 #endif
|
|
153
|
9048 {
|
|
|
9049 if (prog != NULL)
|
|
|
9050 regmatch.regprog = prog;
|
|
|
9051 else
|
|
|
9052 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9053 }
|
|
7
|
9054
|
|
|
9055 /*
|
|
|
9056 * Try for a match with the pattern with:
|
|
|
9057 * 1. the full file name, when the pattern has a '/'.
|
|
|
9058 * 2. the short file name, when the pattern has a '/'.
|
|
|
9059 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9060 */
|
|
|
9061 if (
|
|
|
9062 #ifdef FEAT_OSFILETYPE
|
|
|
9063 /* If the check is for a filetype only and we don't care
|
|
|
9064 * about the path then skip all the regexp stuff.
|
|
|
9065 */
|
|
|
9066 no_pattern ||
|
|
|
9067 #endif
|
|
|
9068 (regmatch.regprog != NULL
|
|
|
9069 && ((allow_dirs
|
|
|
9070 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9071 || (sfname != NULL
|
|
|
9072 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9073 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9074 result = TRUE;
|
|
|
9075
|
|
153
|
9076 if (prog == NULL)
|
|
|
9077 vim_free(regmatch.regprog);
|
|
7
|
9078 return result;
|
|
|
9079 }
|
|
|
9080 #endif
|
|
|
9081
|
|
|
9082 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9083 /*
|
|
|
9084 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9085 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9086 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9087 */
|
|
|
9088 int
|
|
|
9089 match_file_list(list, sfname, ffname)
|
|
|
9090 char_u *list;
|
|
|
9091 char_u *sfname;
|
|
|
9092 char_u *ffname;
|
|
|
9093 {
|
|
|
9094 char_u buf[100];
|
|
|
9095 char_u *tail;
|
|
|
9096 char_u *regpat;
|
|
|
9097 char allow_dirs;
|
|
|
9098 int match;
|
|
|
9099 char_u *p;
|
|
|
9100
|
|
|
9101 tail = gettail(sfname);
|
|
|
9102
|
|
|
9103 /* try all patterns in 'wildignore' */
|
|
|
9104 p = list;
|
|
|
9105 while (*p)
|
|
|
9106 {
|
|
|
9107 copy_option_part(&p, buf, 100, ",");
|
|
|
9108 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9109 if (regpat == NULL)
|
|
|
9110 break;
|
|
153
|
9111 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9112 tail, (int)allow_dirs);
|
|
7
|
9113 vim_free(regpat);
|
|
|
9114 if (match)
|
|
|
9115 return TRUE;
|
|
|
9116 }
|
|
|
9117 return FALSE;
|
|
|
9118 }
|
|
|
9119 #endif
|
|
|
9120
|
|
|
9121 /*
|
|
|
9122 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9123 * a regular expression, and return the result in allocated memory. If there
|
|
|
9124 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9125 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9126 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9127 *
|
|
|
9128 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9129 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9130 *
|
|
|
9131 * Returns NULL when out of memory.
|
|
|
9132 */
|
|
|
9133 /*ARGSUSED*/
|
|
|
9134 char_u *
|
|
|
9135 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9136 char_u *pat;
|
|
|
9137 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9138 char *allow_dirs; /* Result passed back out in here */
|
|
|
9139 int no_bslash; /* Don't use a backward slash as pathsep */
|
|
|
9140 {
|
|
|
9141 int size;
|
|
|
9142 char_u *endp;
|
|
|
9143 char_u *reg_pat;
|
|
|
9144 char_u *p;
|
|
|
9145 int i;
|
|
|
9146 int nested = 0;
|
|
|
9147 int add_dollar = TRUE;
|
|
|
9148 #ifdef FEAT_OSFILETYPE
|
|
|
9149 int check_length = 0;
|
|
|
9150 #endif
|
|
|
9151
|
|
|
9152 if (allow_dirs != NULL)
|
|
|
9153 *allow_dirs = FALSE;
|
|
|
9154 if (pat_end == NULL)
|
|
|
9155 pat_end = pat + STRLEN(pat);
|
|
|
9156
|
|
|
9157 #ifdef FEAT_OSFILETYPE
|
|
|
9158 /* Find out how much of the string is the filetype check */
|
|
|
9159 if (*pat == '<')
|
|
|
9160 {
|
|
|
9161 /* Count chars until the next '>' */
|
|
|
9162 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9163 ;
|
|
|
9164 if (p < pat_end)
|
|
|
9165 {
|
|
|
9166 /* Pattern is of the form <.*>.* */
|
|
|
9167 check_length = p - pat + 1;
|
|
|
9168 if (p + 1 >= pat_end)
|
|
|
9169 {
|
|
|
9170 /* The 'pattern' is a filetype check ONLY */
|
|
|
9171 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9172 if (reg_pat != NULL)
|
|
|
9173 {
|
|
|
9174 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9175 reg_pat[check_length] = NUL;
|
|
|
9176 }
|
|
|
9177 return reg_pat;
|
|
|
9178 }
|
|
|
9179 }
|
|
|
9180 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9181
|
|
|
9182 }
|
|
|
9183 pat += check_length;
|
|
|
9184 size = 2 + check_length;
|
|
|
9185 #else
|
|
|
9186 size = 2; /* '^' at start, '$' at end */
|
|
|
9187 #endif
|
|
|
9188
|
|
|
9189 for (p = pat; p < pat_end; p++)
|
|
|
9190 {
|
|
|
9191 switch (*p)
|
|
|
9192 {
|
|
|
9193 case '*':
|
|
|
9194 case '.':
|
|
|
9195 case ',':
|
|
|
9196 case '{':
|
|
|
9197 case '}':
|
|
|
9198 case '~':
|
|
|
9199 size += 2; /* extra backslash */
|
|
|
9200 break;
|
|
|
9201 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9202 case '\\':
|
|
|
9203 case '/':
|
|
|
9204 size += 4; /* could become "[\/]" */
|
|
|
9205 break;
|
|
|
9206 #endif
|
|
|
9207 default:
|
|
|
9208 size++;
|
|
|
9209 # ifdef FEAT_MBYTE
|
|
474
|
9210 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9211 {
|
|
|
9212 ++p;
|
|
|
9213 ++size;
|
|
|
9214 }
|
|
|
9215 # endif
|
|
|
9216 break;
|
|
|
9217 }
|
|
|
9218 }
|
|
|
9219 reg_pat = alloc(size + 1);
|
|
|
9220 if (reg_pat == NULL)
|
|
|
9221 return NULL;
|
|
|
9222
|
|
|
9223 #ifdef FEAT_OSFILETYPE
|
|
|
9224 /* Copy the type check in to the start. */
|
|
|
9225 if (check_length)
|
|
|
9226 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9227 i = check_length;
|
|
|
9228 #else
|
|
|
9229 i = 0;
|
|
|
9230 #endif
|
|
|
9231
|
|
|
9232 if (pat[0] == '*')
|
|
|
9233 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9234 pat++;
|
|
|
9235 else
|
|
|
9236 reg_pat[i++] = '^';
|
|
|
9237 endp = pat_end - 1;
|
|
|
9238 if (*endp == '*')
|
|
|
9239 {
|
|
|
9240 while (endp - pat > 0 && *endp == '*')
|
|
|
9241 endp--;
|
|
|
9242 add_dollar = FALSE;
|
|
|
9243 }
|
|
|
9244 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9245 {
|
|
|
9246 switch (*p)
|
|
|
9247 {
|
|
|
9248 case '*':
|
|
|
9249 reg_pat[i++] = '.';
|
|
|
9250 reg_pat[i++] = '*';
|
|
444
|
9251 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9252 ++p;
|
|
7
|
9253 break;
|
|
|
9254 case '.':
|
|
|
9255 #ifdef RISCOS
|
|
|
9256 if (allow_dirs != NULL)
|
|
|
9257 *allow_dirs = TRUE;
|
|
|
9258 /* FALLTHROUGH */
|
|
|
9259 #endif
|
|
|
9260 case '~':
|
|
|
9261 reg_pat[i++] = '\\';
|
|
|
9262 reg_pat[i++] = *p;
|
|
|
9263 break;
|
|
|
9264 case '?':
|
|
|
9265 #ifdef RISCOS
|
|
|
9266 case '#':
|
|
|
9267 #endif
|
|
|
9268 reg_pat[i++] = '.';
|
|
|
9269 break;
|
|
|
9270 case '\\':
|
|
|
9271 if (p[1] == NUL)
|
|
|
9272 break;
|
|
|
9273 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9274 if (!no_bslash)
|
|
|
9275 {
|
|
|
9276 /* translate:
|
|
|
9277 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9278 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9279 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9280 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9281 */
|
|
|
9282 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9283 && p[1] != '+')
|
|
|
9284 {
|
|
|
9285 reg_pat[i++] = '[';
|
|
|
9286 reg_pat[i++] = '\\';
|
|
|
9287 reg_pat[i++] = '/';
|
|
|
9288 reg_pat[i++] = ']';
|
|
|
9289 if (allow_dirs != NULL)
|
|
|
9290 *allow_dirs = TRUE;
|
|
|
9291 break;
|
|
|
9292 }
|
|
|
9293 }
|
|
|
9294 #endif
|
|
|
9295 if (*++p == '?'
|
|
|
9296 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9297 && no_bslash
|
|
|
9298 #endif
|
|
|
9299 )
|
|
|
9300 reg_pat[i++] = '?';
|
|
|
9301 else
|
|
|
9302 if (*p == ',')
|
|
|
9303 reg_pat[i++] = ',';
|
|
|
9304 else
|
|
|
9305 {
|
|
|
9306 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9307 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9308 && (!no_bslash || *p != '\\')
|
|
|
9309 #endif
|
|
|
9310 )
|
|
|
9311 *allow_dirs = TRUE;
|
|
|
9312 reg_pat[i++] = '\\';
|
|
|
9313 reg_pat[i++] = *p;
|
|
|
9314 }
|
|
|
9315 break;
|
|
|
9316 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9317 case '/':
|
|
|
9318 reg_pat[i++] = '[';
|
|
|
9319 reg_pat[i++] = '\\';
|
|
|
9320 reg_pat[i++] = '/';
|
|
|
9321 reg_pat[i++] = ']';
|
|
|
9322 if (allow_dirs != NULL)
|
|
|
9323 *allow_dirs = TRUE;
|
|
|
9324 break;
|
|
|
9325 #endif
|
|
|
9326 case '{':
|
|
|
9327 reg_pat[i++] = '\\';
|
|
|
9328 reg_pat[i++] = '(';
|
|
|
9329 nested++;
|
|
|
9330 break;
|
|
|
9331 case '}':
|
|
|
9332 reg_pat[i++] = '\\';
|
|
|
9333 reg_pat[i++] = ')';
|
|
|
9334 --nested;
|
|
|
9335 break;
|
|
|
9336 case ',':
|
|
|
9337 if (nested)
|
|
|
9338 {
|
|
|
9339 reg_pat[i++] = '\\';
|
|
|
9340 reg_pat[i++] = '|';
|
|
|
9341 }
|
|
|
9342 else
|
|
|
9343 reg_pat[i++] = ',';
|
|
|
9344 break;
|
|
|
9345 default:
|
|
|
9346 # ifdef FEAT_MBYTE
|
|
474
|
9347 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9348 reg_pat[i++] = *p++;
|
|
|
9349 else
|
|
|
9350 # endif
|
|
|
9351 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9352 *allow_dirs = TRUE;
|
|
|
9353 reg_pat[i++] = *p;
|
|
|
9354 break;
|
|
|
9355 }
|
|
|
9356 }
|
|
|
9357 if (add_dollar)
|
|
|
9358 reg_pat[i++] = '$';
|
|
|
9359 reg_pat[i] = NUL;
|
|
|
9360 if (nested != 0)
|
|
|
9361 {
|
|
|
9362 if (nested < 0)
|
|
|
9363 EMSG(_("E219: Missing {."));
|
|
|
9364 else
|
|
|
9365 EMSG(_("E220: Missing }."));
|
|
|
9366 vim_free(reg_pat);
|
|
|
9367 reg_pat = NULL;
|
|
|
9368 }
|
|
|
9369 return reg_pat;
|
|
|
9370 }
|
