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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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62 static int msg_add_fileformat __ARGS((int eol_type));
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63 static void msg_add_eol __ARGS((void));
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64 static int check_mtime __ARGS((buf_T *buf, struct stat *s));
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65 static int time_differs __ARGS((long t1, long t2));
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66 #ifdef FEAT_AUTOCMD
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67 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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68 #endif
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69
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70 #if defined(FEAT_CRYPT) || defined(FEAT_MBYTE)
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71 # define HAS_BW_FLAGS
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72 # define FIO_LATIN1 0x01 /* convert Latin1 */
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73 # define FIO_UTF8 0x02 /* convert UTF-8 */
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74 # define FIO_UCS2 0x04 /* convert UCS-2 */
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75 # define FIO_UCS4 0x08 /* convert UCS-4 */
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76 # define FIO_UTF16 0x10 /* convert UTF-16 */
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77 # ifdef WIN3264
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78 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */
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79 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */
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80 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */
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81 # endif
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82 # ifdef MACOS_X
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83 # define FIO_MACROMAN 0x20 /* convert MacRoman */
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84 # endif
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85 # define FIO_ENDIAN_L 0x80 /* little endian */
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86 # define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */
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87 # define FIO_NOCONVERT 0x2000 /* skip encoding conversion */
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88 # define FIO_UCSBOM 0x4000 /* check for BOM at start of file */
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89 # define FIO_ALL -1 /* allow all formats */
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90 #endif
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91
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92 /* When converting, a read() or write() may leave some bytes to be converted
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93 * for the next call. The value is guessed... */
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94 #define CONV_RESTLEN 30
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95
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96 /* We have to guess how much a sequence of bytes may expand when converting
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97 * with iconv() to be able to allocate a buffer. */
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98 #define ICONV_MULT 8
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99
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100 /*
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101 * Structure to pass arguments from buf_write() to buf_write_bytes().
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102 */
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103 struct bw_info
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104 {
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105 int bw_fd; /* file descriptor */
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106 char_u *bw_buf; /* buffer with data to be written */
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107 int bw_len; /* lenght of data */
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108 #ifdef HAS_BW_FLAGS
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109 int bw_flags; /* FIO_ flags */
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110 #endif
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111 #ifdef FEAT_MBYTE
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112 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */
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113 int bw_restlen; /* nr of bytes in bw_rest[] */
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114 int bw_first; /* first write call */
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115 char_u *bw_conv_buf; /* buffer for writing converted chars */
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116 int bw_conv_buflen; /* size of bw_conv_buf */
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117 int bw_conv_error; /* set for conversion error */
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118 # ifdef USE_ICONV
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119 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */
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120 # endif
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121 #endif
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122 };
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123
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124 static int buf_write_bytes __ARGS((struct bw_info *ip));
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125
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126 #ifdef FEAT_MBYTE
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595
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127 static linenr_T readfile_linenr __ARGS((linenr_T linecnt, char_u *p, char_u *endp));
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7
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128 static int ucs2bytes __ARGS((unsigned c, char_u **pp, int flags));
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129 static int same_encoding __ARGS((char_u *a, char_u *b));
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130 static int get_fio_flags __ARGS((char_u *ptr));
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131 static char_u *check_for_bom __ARGS((char_u *p, long size, int *lenp, int flags));
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132 static int make_bom __ARGS((char_u *buf, char_u *name));
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133 # ifdef WIN3264
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134 static int get_win_fio_flags __ARGS((char_u *ptr));
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135 # endif
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136 # ifdef MACOS_X
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137 static int get_mac_fio_flags __ARGS((char_u *ptr));
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138 # endif
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139 #endif
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140 static int move_lines __ARGS((buf_T *frombuf, buf_T *tobuf));
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141
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595
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142
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7
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143 void
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144 filemess(buf, name, s, attr)
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145 buf_T *buf;
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146 char_u *name;
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147 char_u *s;
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148 int attr;
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149 {
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150 int msg_scroll_save;
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151
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152 if (msg_silent != 0)
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153 return;
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154 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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155 /* If it's extremely long, truncate it. */
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156 if (STRLEN(IObuff) > IOSIZE - 80)
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157 IObuff[IOSIZE - 80] = NUL;
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158 STRCAT(IObuff, s);
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159 /*
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160 * For the first message may have to start a new line.
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161 * For further ones overwrite the previous one, reset msg_scroll before
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162 * calling filemess().
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163 */
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164 msg_scroll_save = msg_scroll;
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165 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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166 msg_scroll = FALSE;
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167 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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168 check_for_delay(FALSE);
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169 msg_start();
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170 msg_scroll = msg_scroll_save;
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171 msg_scrolled_ign = TRUE;
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172 /* may truncate the message to avoid a hit-return prompt */
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173 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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174 msg_clr_eos();
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175 out_flush();
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176 msg_scrolled_ign = FALSE;
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177 }
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178
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179 /*
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180 * Read lines from file "fname" into the buffer after line "from".
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181 *
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182 * 1. We allocate blocks with lalloc, as big as possible.
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183 * 2. Each block is filled with characters from the file with a single read().
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184 * 3. The lines are inserted in the buffer with ml_append().
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185 *
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186 * (caller must check that fname != NULL, unless READ_STDIN is used)
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187 *
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188 * "lines_to_skip" is the number of lines that must be skipped
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189 * "lines_to_read" is the number of lines that are appended
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190 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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191 *
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192 * flags:
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193 * READ_NEW starting to edit a new buffer
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194 * READ_FILTER reading filter output
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195 * READ_STDIN read from stdin instead of a file
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196 * READ_BUFFER read from curbuf instead of a file (converting after reading
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197 * stdin)
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198 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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199 *
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200 * return FAIL for failure, OK otherwise
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201 */
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202 int
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203 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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204 char_u *fname;
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205 char_u *sfname;
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206 linenr_T from;
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207 linenr_T lines_to_skip;
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208 linenr_T lines_to_read;
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209 exarg_T *eap; /* can be NULL! */
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210 int flags;
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211 {
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212 int fd = 0;
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213 int newfile = (flags & READ_NEW);
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214 int check_readonly;
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215 int filtering = (flags & READ_FILTER);
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216 int read_stdin = (flags & READ_STDIN);
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217 int read_buffer = (flags & READ_BUFFER);
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218 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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219 colnr_T read_buf_col = 0; /* next char to read from this line */
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220 char_u c;
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221 linenr_T lnum = from;
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222 char_u *ptr = NULL; /* pointer into read buffer */
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223 char_u *buffer = NULL; /* read buffer */
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224 char_u *new_buffer = NULL; /* init to shut up gcc */
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225 char_u *line_start = NULL; /* init to shut up gcc */
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226 int wasempty; /* buffer was empty before reading */
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227 colnr_T len;
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228 long size = 0;
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229 char_u *p;
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230 long filesize = 0;
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231 int skip_read = FALSE;
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232 #ifdef FEAT_CRYPT
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233 char_u *cryptkey = NULL;
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234 #endif
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235 int split = 0; /* number of split lines */
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236 #define UNKNOWN 0x0fffffff /* file size is unknown */
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237 linenr_T linecnt;
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238 int error = FALSE; /* errors encountered */
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239 int ff_error = EOL_UNKNOWN; /* file format with errors */
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240 long linerest = 0; /* remaining chars in line */
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241 #ifdef UNIX
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242 int perm = 0;
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243 int swap_mode = -1; /* protection bits for swap file */
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244 #else
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245 int perm;
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246 #endif
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247 int fileformat = 0; /* end-of-line format */
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248 int keep_fileformat = FALSE;
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249 struct stat st;
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250 int file_readonly;
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251 linenr_T skip_count = 0;
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252 linenr_T read_count = 0;
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253 int msg_save = msg_scroll;
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254 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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255 * last read was missing the eol */
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256 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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257 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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258 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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259 int file_rewind = FALSE;
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260 #ifdef FEAT_MBYTE
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261 int can_retry;
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595
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262 linenr_T conv_error = 0; /* line nr with conversion error */
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263 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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264 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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265 in destination encoding */
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595
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266 int bad_char_behavior = BAD_REPLACE;
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267 /* BAD_KEEP, BAD_DROP or character to
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268 * replace with */
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7
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269 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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270 int fio_flags = 0;
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271 char_u *fenc; /* fileencoding to use */
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272 int fenc_alloced; /* fenc_next is in allocated memory */
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273 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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274 int advance_fenc = FALSE;
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275 long real_size = 0;
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276 # ifdef USE_ICONV
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277 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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278 # ifdef FEAT_EVAL
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279 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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280 'charconvert' next */
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281 # endif
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282 # endif
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283 int converted = FALSE; /* TRUE if conversion done */
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284 int notconverted = FALSE; /* TRUE if conversion wanted but it
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285 wasn't possible */
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286 char_u conv_rest[CONV_RESTLEN];
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287 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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288 #endif
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289
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290 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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291
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292 /*
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293 * If there is no file name yet, use the one for the read file.
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294 * BF_NOTEDITED is set to reflect this.
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295 * Don't do this for a read from a filter.
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296 * Only do this when 'cpoptions' contains the 'f' flag.
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297 */
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298 if (curbuf->b_ffname == NULL
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299 && !filtering
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300 && fname != NULL
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301 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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302 && !(flags & READ_DUMMY))
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303 {
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304 if (setfname(curbuf, fname, sfname, FALSE) == OK)
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305 curbuf->b_flags |= BF_NOTEDITED;
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306 }
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307
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167
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308 /* After reading a file the cursor line changes but we don't want to
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309 * display the line. */
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310 ex_no_reprint = TRUE;
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311
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7
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312 /*
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313 * For Unix: Use the short file name whenever possible.
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314 * Avoids problems with networks and when directory names are changed.
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315 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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316 * another directory, which we don't detect.
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317 */
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318 if (sfname == NULL)
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319 sfname = fname;
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320 #if defined(UNIX) || defined(__EMX__)
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321 fname = sfname;
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322 #endif
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323
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324 #ifdef FEAT_AUTOCMD
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325 /*
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326 * The BufReadCmd and FileReadCmd events intercept the reading process by
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327 * executing the associated commands instead.
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328 */
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329 if (!filtering && !read_stdin && !read_buffer)
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330 {
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331 pos_T pos;
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332
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333 pos = curbuf->b_op_start;
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334
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335 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
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336 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
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337 curbuf->b_op_start.col = 0;
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338
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339 if (newfile)
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340 {
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341 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
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342 FALSE, curbuf, eap))
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343 #ifdef FEAT_EVAL
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344 return aborting() ? FAIL : OK;
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345 #else
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346 return OK;
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347 #endif
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348 }
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349 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
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350 FALSE, NULL, eap))
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351 #ifdef FEAT_EVAL
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352 return aborting() ? FAIL : OK;
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353 #else
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354 return OK;
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355 #endif
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356
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357 curbuf->b_op_start = pos;
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358 }
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359 #endif
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360
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361 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
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362 msg_scroll = FALSE; /* overwrite previous file message */
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363 else
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364 msg_scroll = TRUE; /* don't overwrite previous file message */
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365
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366 /*
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367 * If the name ends in a path separator, we can't open it. Check here,
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368 * because reading the file may actually work, but then creating the swap
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369 * file may destroy it! Reported on MS-DOS and Win 95.
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370 * If the name is too long we might crash further on, quit here.
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371 */
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23
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372 if (fname != NULL && *fname != NUL)
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373 {
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39
|
374 p = fname + STRLEN(fname);
|
|
|
375 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
376 {
|
|
|
377 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
378 msg_end();
|
|
|
379 msg_scroll = msg_save;
|
|
|
380 return FAIL;
|
|
|
381 }
|
|
7
|
382 }
|
|
|
383
|
|
|
384 #ifdef UNIX
|
|
|
385 /*
|
|
|
386 * On Unix it is possible to read a directory, so we have to
|
|
|
387 * check for it before the mch_open().
|
|
|
388 */
|
|
|
389 if (!read_stdin && !read_buffer)
|
|
|
390 {
|
|
|
391 perm = mch_getperm(fname);
|
|
|
392 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
393 # ifdef S_ISFIFO
|
|
|
394 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
395 # endif
|
|
|
396 # ifdef S_ISSOCK
|
|
|
397 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
398 # endif
|
|
|
399 )
|
|
|
400 {
|
|
|
401 if (S_ISDIR(perm))
|
|
|
402 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
403 else
|
|
|
404 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
405 msg_end();
|
|
|
406 msg_scroll = msg_save;
|
|
|
407 return FAIL;
|
|
|
408 }
|
|
|
409 }
|
|
|
410 #endif
|
|
|
411
|
|
|
412 /* set default 'fileformat' */
|
|
|
413 if (newfile)
|
|
|
414 {
|
|
|
415 if (eap != NULL && eap->force_ff != 0)
|
|
|
416 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
417 else if (*p_ffs != NUL)
|
|
|
418 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
419 }
|
|
|
420
|
|
|
421 /* set or reset 'binary' */
|
|
|
422 if (eap != NULL && eap->force_bin != 0)
|
|
|
423 {
|
|
|
424 int oldval = curbuf->b_p_bin;
|
|
|
425
|
|
|
426 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
427 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
428 }
|
|
|
429
|
|
|
430 /*
|
|
|
431 * When opening a new file we take the readonly flag from the file.
|
|
|
432 * Default is r/w, can be set to r/o below.
|
|
|
433 * Don't reset it when in readonly mode
|
|
|
434 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
435 */
|
|
|
436 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
437 if (check_readonly && !readonlymode)
|
|
7
|
438 curbuf->b_p_ro = FALSE;
|
|
|
439
|
|
|
440 if (newfile && !read_stdin && !read_buffer)
|
|
|
441 {
|
|
|
442 /* Remember time of file.
|
|
|
443 * For RISCOS, also remember the filetype.
|
|
|
444 */
|
|
|
445 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
446 {
|
|
|
447 buf_store_time(curbuf, &st, fname);
|
|
|
448 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
449
|
|
|
450 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
451 /* Read the filetype into the buffer local filetype option. */
|
|
|
452 mch_read_filetype(fname);
|
|
|
453 #endif
|
|
|
454 #ifdef UNIX
|
|
|
455 /*
|
|
|
456 * Use the protection bits of the original file for the swap file.
|
|
|
457 * This makes it possible for others to read the name of the
|
|
|
458 * edited file from the swapfile, but only if they can read the
|
|
|
459 * edited file.
|
|
|
460 * Remove the "write" and "execute" bits for group and others
|
|
|
461 * (they must not write the swapfile).
|
|
|
462 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
463 * not be able to write to the file ourselves.
|
|
|
464 * Setting the bits is done below, after creating the swap file.
|
|
|
465 */
|
|
|
466 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
467 #endif
|
|
|
468 #ifdef FEAT_CW_EDITOR
|
|
|
469 /* Get the FSSpec on MacOS
|
|
|
470 * TODO: Update it properly when the buffer name changes
|
|
|
471 */
|
|
|
472 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
473 #endif
|
|
|
474 #ifdef VMS
|
|
|
475 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
476 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
477 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
478 #endif
|
|
|
479 }
|
|
|
480 else
|
|
|
481 {
|
|
|
482 curbuf->b_mtime = 0;
|
|
|
483 curbuf->b_mtime_read = 0;
|
|
|
484 curbuf->b_orig_size = 0;
|
|
|
485 curbuf->b_orig_mode = 0;
|
|
|
486 }
|
|
|
487
|
|
|
488 /* Reset the "new file" flag. It will be set again below when the
|
|
|
489 * file doesn't exist. */
|
|
|
490 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
491 }
|
|
|
492
|
|
|
493 /*
|
|
|
494 * for UNIX: check readonly with perm and mch_access()
|
|
|
495 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
496 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
497 */
|
|
|
498 file_readonly = FALSE;
|
|
|
499 if (read_stdin)
|
|
|
500 {
|
|
|
501 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
502 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
503 setmode(0, O_BINARY);
|
|
|
504 #endif
|
|
|
505 }
|
|
|
506 else if (!read_buffer)
|
|
|
507 {
|
|
|
508 #ifdef USE_MCH_ACCESS
|
|
|
509 if (
|
|
|
510 # ifdef UNIX
|
|
|
511 !(perm & 0222) ||
|
|
|
512 # endif
|
|
|
513 mch_access((char *)fname, W_OK))
|
|
|
514 file_readonly = TRUE;
|
|
|
515 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
516 #else
|
|
|
517 if (!newfile
|
|
|
518 || readonlymode
|
|
|
519 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
520 {
|
|
|
521 file_readonly = TRUE;
|
|
|
522 /* try to open ro */
|
|
|
523 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
524 }
|
|
|
525 #endif
|
|
|
526 }
|
|
|
527
|
|
|
528 if (fd < 0) /* cannot open at all */
|
|
|
529 {
|
|
|
530 #ifndef UNIX
|
|
|
531 int isdir_f;
|
|
|
532 #endif
|
|
|
533 msg_scroll = msg_save;
|
|
|
534 #ifndef UNIX
|
|
|
535 /*
|
|
|
536 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
537 */
|
|
|
538 isdir_f = (mch_isdir(fname));
|
|
|
539 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
540 if (isdir_f)
|
|
|
541 {
|
|
|
542 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
543 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
544 }
|
|
|
545 else
|
|
|
546 #endif
|
|
|
547 if (newfile)
|
|
|
548 {
|
|
|
549 if (perm < 0)
|
|
|
550 {
|
|
|
551 /*
|
|
|
552 * Set the 'new-file' flag, so that when the file has
|
|
|
553 * been created by someone else, a ":w" will complain.
|
|
|
554 */
|
|
|
555 curbuf->b_flags |= BF_NEW;
|
|
|
556
|
|
|
557 /* Create a swap file now, so that other Vims are warned
|
|
|
558 * that we are editing this file. Don't do this for a
|
|
|
559 * "nofile" or "nowrite" buffer type. */
|
|
|
560 #ifdef FEAT_QUICKFIX
|
|
|
561 if (!bt_dontwrite(curbuf))
|
|
|
562 #endif
|
|
|
563 check_need_swap(newfile);
|
|
592
|
564 if (dir_of_file_exists(fname))
|
|
|
565 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
566 else
|
|
|
567 filemess(curbuf, sfname,
|
|
|
568 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
569 #ifdef FEAT_VIMINFO
|
|
|
570 /* Even though this is a new file, it might have been
|
|
|
571 * edited before and deleted. Get the old marks. */
|
|
|
572 check_marks_read();
|
|
|
573 #endif
|
|
|
574 #ifdef FEAT_MBYTE
|
|
|
575 if (eap != NULL && eap->force_enc != 0)
|
|
|
576 {
|
|
|
577 /* set forced 'fileencoding' */
|
|
|
578 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
579 if (fenc != NULL)
|
|
|
580 set_string_option_direct((char_u *)"fenc", -1,
|
|
|
581 fenc, OPT_FREE|OPT_LOCAL);
|
|
|
582 vim_free(fenc);
|
|
|
583 }
|
|
|
584 #endif
|
|
|
585 #ifdef FEAT_AUTOCMD
|
|
|
586 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
587 FALSE, curbuf, eap);
|
|
|
588 #endif
|
|
|
589 /* remember the current fileformat */
|
|
|
590 save_file_ff(curbuf);
|
|
|
591
|
|
|
592 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
593 if (aborting()) /* autocmds may abort script processing */
|
|
|
594 return FAIL;
|
|
|
595 #endif
|
|
|
596 return OK; /* a new file is not an error */
|
|
|
597 }
|
|
|
598 else
|
|
|
599 {
|
|
550
|
600 filemess(curbuf, sfname, (char_u *)(
|
|
|
601 # ifdef EFBIG
|
|
|
602 (errno == EFBIG) ? _("[File too big]") :
|
|
|
603 # endif
|
|
|
604 _("[Permission Denied]")), 0);
|
|
7
|
605 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
606 }
|
|
|
607 }
|
|
|
608
|
|
|
609 return FAIL;
|
|
|
610 }
|
|
|
611
|
|
|
612 /*
|
|
|
613 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
614 * loaded. Help files always get readonly mode
|
|
|
615 */
|
|
|
616 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
617 curbuf->b_p_ro = TRUE;
|
|
|
618
|
|
|
619 if (newfile)
|
|
|
620 {
|
|
|
621 curbuf->b_p_eol = TRUE;
|
|
|
622 curbuf->b_start_eol = TRUE;
|
|
|
623 #ifdef FEAT_MBYTE
|
|
|
624 curbuf->b_p_bomb = FALSE;
|
|
|
625 #endif
|
|
|
626 }
|
|
|
627
|
|
|
628 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
629 * editing this file.
|
|
|
630 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
631 #ifdef FEAT_QUICKFIX
|
|
|
632 if (!bt_dontwrite(curbuf))
|
|
|
633 #endif
|
|
|
634 {
|
|
|
635 check_need_swap(newfile);
|
|
|
636 #ifdef UNIX
|
|
|
637 /* Set swap file protection bits after creating it. */
|
|
|
638 if (swap_mode > 0 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
639 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
640 #endif
|
|
|
641 }
|
|
|
642
|
|
578
|
643 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
644 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
645 if (swap_exists_action == SEA_QUIT)
|
|
|
646 {
|
|
|
647 if (!read_buffer && !read_stdin)
|
|
|
648 close(fd);
|
|
|
649 return FAIL;
|
|
|
650 }
|
|
|
651 #endif
|
|
|
652
|
|
|
653 ++no_wait_return; /* don't wait for return yet */
|
|
|
654
|
|
|
655 /*
|
|
|
656 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
657 */
|
|
|
658 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
659 curbuf->b_op_start.col = 0;
|
|
|
660
|
|
|
661 #ifdef FEAT_AUTOCMD
|
|
|
662 if (!read_buffer)
|
|
|
663 {
|
|
|
664 int m = msg_scroll;
|
|
|
665 int n = msg_scrolled;
|
|
|
666 buf_T *old_curbuf = curbuf;
|
|
|
667
|
|
|
668 /*
|
|
|
669 * The file must be closed again, the autocommands may want to change
|
|
|
670 * the file before reading it.
|
|
|
671 */
|
|
|
672 if (!read_stdin)
|
|
|
673 close(fd); /* ignore errors */
|
|
|
674
|
|
|
675 /*
|
|
|
676 * The output from the autocommands should not overwrite anything and
|
|
|
677 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
678 * output was done.
|
|
|
679 */
|
|
|
680 msg_scroll = TRUE;
|
|
|
681 if (filtering)
|
|
|
682 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
683 FALSE, curbuf, eap);
|
|
|
684 else if (read_stdin)
|
|
|
685 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
686 FALSE, curbuf, eap);
|
|
|
687 else if (newfile)
|
|
|
688 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
689 FALSE, curbuf, eap);
|
|
|
690 else
|
|
|
691 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
692 FALSE, NULL, eap);
|
|
|
693 if (msg_scrolled == n)
|
|
|
694 msg_scroll = m;
|
|
|
695
|
|
|
696 #ifdef FEAT_EVAL
|
|
|
697 if (aborting()) /* autocmds may abort script processing */
|
|
|
698 {
|
|
|
699 --no_wait_return;
|
|
|
700 msg_scroll = msg_save;
|
|
|
701 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
702 return FAIL;
|
|
|
703 }
|
|
|
704 #endif
|
|
|
705 /*
|
|
|
706 * Don't allow the autocommands to change the current buffer.
|
|
|
707 * Try to re-open the file.
|
|
|
708 */
|
|
|
709 if (!read_stdin && (curbuf != old_curbuf
|
|
|
710 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
711 {
|
|
|
712 --no_wait_return;
|
|
|
713 msg_scroll = msg_save;
|
|
|
714 if (fd < 0)
|
|
|
715 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
716 else
|
|
|
717 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
718 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
719 return FAIL;
|
|
|
720 }
|
|
|
721 }
|
|
|
722 #endif /* FEAT_AUTOCMD */
|
|
|
723
|
|
|
724 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
725 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
726
|
|
|
727 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
728 {
|
|
|
729 /*
|
|
|
730 * Show the user that we are busy reading the input. Sometimes this
|
|
|
731 * may take a while. When reading from stdin another program may
|
|
|
732 * still be running, don't move the cursor to the last line, unless
|
|
|
733 * always using the GUI.
|
|
|
734 */
|
|
|
735 if (read_stdin)
|
|
|
736 {
|
|
|
737 #ifndef ALWAYS_USE_GUI
|
|
|
738 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
739 #endif
|
|
|
740 #ifdef FEAT_GUI
|
|
|
741 /* Also write a message in the GUI window, if there is one. */
|
|
|
742 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
743 {
|
|
|
744 p = (char_u *)_("Reading from stdin...");
|
|
|
745 gui_write(p, (int)STRLEN(p));
|
|
|
746 }
|
|
|
747 #endif
|
|
|
748 }
|
|
|
749 else if (!read_buffer)
|
|
|
750 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
751 }
|
|
|
752
|
|
|
753 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
754
|
|
|
755 /*
|
|
|
756 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
757 * fileformat, and after the autocommands, which may change them.
|
|
|
758 */
|
|
|
759 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
760
|
|
|
761 #ifdef FEAT_MBYTE
|
|
595
|
762 /* "++bad=" argument. */
|
|
|
763 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
764 {
|
|
595
|
765 bad_char_behavior = eap->bad_char;
|
|
612
|
766 if (newfile)
|
|
|
767 curbuf->b_bad_char = eap->bad_char;
|
|
|
768 }
|
|
|
769 else
|
|
|
770 curbuf->b_bad_char = 0;
|
|
595
|
771
|
|
7
|
772 /*
|
|
595
|
773 * Decide which 'encoding' to use or use first.
|
|
7
|
774 */
|
|
|
775 if (eap != NULL && eap->force_enc != 0)
|
|
|
776 {
|
|
|
777 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
778 fenc_alloced = TRUE;
|
|
595
|
779 keep_dest_enc = TRUE;
|
|
7
|
780 }
|
|
|
781 else if (curbuf->b_p_bin)
|
|
|
782 {
|
|
|
783 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
784 fenc_alloced = FALSE;
|
|
|
785 }
|
|
|
786 else if (curbuf->b_help)
|
|
|
787 {
|
|
|
788 char_u firstline[80];
|
|
301
|
789 int fc;
|
|
7
|
790
|
|
|
791 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
792 * fails it must be latin1.
|
|
|
793 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
794 * this when needed to avoid [converted] remarks all the time.
|
|
|
795 * It is needed when the first line contains non-ASCII characters.
|
|
|
796 * That is only in *.??x files. */
|
|
|
797 fenc = (char_u *)"latin1";
|
|
|
798 c = enc_utf8;
|
|
301
|
799 if (!c && !read_stdin)
|
|
|
800 {
|
|
|
801 fc = fname[STRLEN(fname) - 1];
|
|
|
802 if (TOLOWER_ASC(fc) == 'x')
|
|
|
803 {
|
|
|
804 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
805 * the start of the file. If the read() fails "len" is -1. */
|
|
|
806 len = vim_read(fd, firstline, 80);
|
|
|
807 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
808 for (p = firstline; p < firstline + len; ++p)
|
|
|
809 if (*p >= 0x80)
|
|
|
810 {
|
|
|
811 c = TRUE;
|
|
|
812 break;
|
|
|
813 }
|
|
|
814 }
|
|
7
|
815 }
|
|
|
816
|
|
|
817 if (c)
|
|
|
818 {
|
|
|
819 fenc_next = fenc;
|
|
|
820 fenc = (char_u *)"utf-8";
|
|
|
821
|
|
|
822 /* When the file is utf-8 but a character doesn't fit in
|
|
|
823 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
824 * doesn't make sense. */
|
|
|
825 keep_dest_enc = TRUE;
|
|
|
826 }
|
|
|
827 fenc_alloced = FALSE;
|
|
|
828 }
|
|
|
829 else if (*p_fencs == NUL)
|
|
|
830 {
|
|
|
831 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
832 fenc_alloced = FALSE;
|
|
|
833 }
|
|
|
834 else
|
|
|
835 {
|
|
|
836 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
837 fenc = next_fenc(&fenc_next);
|
|
|
838 fenc_alloced = TRUE;
|
|
|
839 }
|
|
|
840 #endif
|
|
|
841
|
|
|
842 /*
|
|
|
843 * Jump back here to retry reading the file in different ways.
|
|
|
844 * Reasons to retry:
|
|
|
845 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
846 * - BOM detected and fenc was set, need to setup conversion
|
|
|
847 * - "fileformat" check failed: try another
|
|
|
848 *
|
|
|
849 * Variables set for special retry actions:
|
|
|
850 * "file_rewind" Rewind the file to start reading it again.
|
|
|
851 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
852 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
853 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
854 * "keep_fileformat" Don't reset "fileformat".
|
|
|
855 *
|
|
|
856 * Other status indicators:
|
|
|
857 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
858 * Output file has to be deleted afterwards.
|
|
|
859 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
860 */
|
|
|
861 retry:
|
|
|
862
|
|
|
863 if (file_rewind)
|
|
|
864 {
|
|
|
865 if (read_buffer)
|
|
|
866 {
|
|
|
867 read_buf_lnum = 1;
|
|
|
868 read_buf_col = 0;
|
|
|
869 }
|
|
|
870 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
871 {
|
|
|
872 /* Can't rewind the file, give up. */
|
|
|
873 error = TRUE;
|
|
|
874 goto failed;
|
|
|
875 }
|
|
|
876 /* Delete the previously read lines. */
|
|
|
877 while (lnum > from)
|
|
|
878 ml_delete(lnum--, FALSE);
|
|
|
879 file_rewind = FALSE;
|
|
|
880 #ifdef FEAT_MBYTE
|
|
|
881 if (newfile)
|
|
|
882 curbuf->b_p_bomb = FALSE;
|
|
595
|
883 conv_error = 0;
|
|
7
|
884 #endif
|
|
|
885 }
|
|
|
886
|
|
|
887 /*
|
|
|
888 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
889 * will be reset.
|
|
|
890 */
|
|
|
891 if (keep_fileformat)
|
|
|
892 keep_fileformat = FALSE;
|
|
|
893 else
|
|
|
894 {
|
|
|
895 if (eap != NULL && eap->force_ff != 0)
|
|
|
896 fileformat = get_fileformat_force(curbuf, eap);
|
|
|
897 else if (curbuf->b_p_bin)
|
|
|
898 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
899 else if (*p_ffs == NUL)
|
|
|
900 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
901 else
|
|
|
902 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
903 }
|
|
|
904
|
|
|
905 #ifdef FEAT_MBYTE
|
|
|
906 # ifdef USE_ICONV
|
|
|
907 if (iconv_fd != (iconv_t)-1)
|
|
|
908 {
|
|
|
909 /* aborted conversion with iconv(), close the descriptor */
|
|
|
910 iconv_close(iconv_fd);
|
|
|
911 iconv_fd = (iconv_t)-1;
|
|
|
912 }
|
|
|
913 # endif
|
|
|
914
|
|
|
915 if (advance_fenc)
|
|
|
916 {
|
|
|
917 /*
|
|
|
918 * Try the next entry in 'fileencodings'.
|
|
|
919 */
|
|
|
920 advance_fenc = FALSE;
|
|
|
921
|
|
|
922 if (eap != NULL && eap->force_enc != 0)
|
|
|
923 {
|
|
|
924 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
925 * without conversion. */
|
|
|
926 notconverted = TRUE;
|
|
595
|
927 conv_error = 0;
|
|
7
|
928 if (fenc_alloced)
|
|
|
929 vim_free(fenc);
|
|
|
930 fenc = (char_u *)"";
|
|
|
931 fenc_alloced = FALSE;
|
|
|
932 }
|
|
|
933 else
|
|
|
934 {
|
|
|
935 if (fenc_alloced)
|
|
|
936 vim_free(fenc);
|
|
|
937 if (fenc_next != NULL)
|
|
|
938 {
|
|
|
939 fenc = next_fenc(&fenc_next);
|
|
|
940 fenc_alloced = (fenc_next != NULL);
|
|
|
941 }
|
|
|
942 else
|
|
|
943 {
|
|
|
944 fenc = (char_u *)"";
|
|
|
945 fenc_alloced = FALSE;
|
|
|
946 }
|
|
|
947 }
|
|
|
948 if (tmpname != NULL)
|
|
|
949 {
|
|
|
950 mch_remove(tmpname); /* delete converted file */
|
|
|
951 vim_free(tmpname);
|
|
|
952 tmpname = NULL;
|
|
|
953 }
|
|
|
954 }
|
|
|
955
|
|
|
956 /*
|
|
|
957 * Conversion is required when the encoding of the file is different
|
|
|
958 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
959 * conversion to UTF-8).
|
|
|
960 */
|
|
|
961 fio_flags = 0;
|
|
|
962 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
963 if (converted || enc_unicode != 0)
|
|
|
964 {
|
|
|
965
|
|
|
966 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
967 * for a BOM. */
|
|
|
968 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
969 fio_flags = FIO_UCSBOM;
|
|
|
970
|
|
|
971 /*
|
|
|
972 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
973 * done. This is handled below after read(). Prepare the
|
|
|
974 * fio_flags to avoid having to parse the string each time.
|
|
|
975 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
976 * appears not to handle this correctly. This works just like
|
|
|
977 * conversion to UTF-8 except how the resulting character is put in
|
|
|
978 * the buffer.
|
|
|
979 */
|
|
|
980 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
981 fio_flags = get_fio_flags(fenc);
|
|
|
982
|
|
|
983 # ifdef WIN3264
|
|
|
984 /*
|
|
|
985 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
986 * is handled with MultiByteToWideChar().
|
|
|
987 */
|
|
|
988 if (fio_flags == 0)
|
|
|
989 fio_flags = get_win_fio_flags(fenc);
|
|
|
990 # endif
|
|
|
991
|
|
|
992 # ifdef MACOS_X
|
|
|
993 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
994 if (fio_flags == 0)
|
|
|
995 fio_flags = get_mac_fio_flags(fenc);
|
|
|
996 # endif
|
|
|
997
|
|
|
998 # ifdef USE_ICONV
|
|
|
999 /*
|
|
|
1000 * Try using iconv() if we can't convert internally.
|
|
|
1001 */
|
|
|
1002 if (fio_flags == 0
|
|
|
1003 # ifdef FEAT_EVAL
|
|
|
1004 && !did_iconv
|
|
|
1005 # endif
|
|
|
1006 )
|
|
|
1007 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1008 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1009 # endif
|
|
|
1010
|
|
|
1011 # ifdef FEAT_EVAL
|
|
|
1012 /*
|
|
|
1013 * Use the 'charconvert' expression when conversion is required
|
|
|
1014 * and we can't do it internally or with iconv().
|
|
|
1015 */
|
|
|
1016 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1017 # ifdef USE_ICONV
|
|
|
1018 && iconv_fd == (iconv_t)-1
|
|
|
1019 # endif
|
|
|
1020 )
|
|
|
1021 {
|
|
|
1022 # ifdef USE_ICONV
|
|
|
1023 did_iconv = FALSE;
|
|
|
1024 # endif
|
|
|
1025 /* Skip conversion when it's already done (retry for wrong
|
|
|
1026 * "fileformat"). */
|
|
|
1027 if (tmpname == NULL)
|
|
|
1028 {
|
|
|
1029 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1030 if (tmpname == NULL)
|
|
|
1031 {
|
|
|
1032 /* Conversion failed. Try another one. */
|
|
|
1033 advance_fenc = TRUE;
|
|
|
1034 if (fd < 0)
|
|
|
1035 {
|
|
|
1036 /* Re-opening the original file failed! */
|
|
|
1037 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1038 error = TRUE;
|
|
|
1039 goto failed;
|
|
|
1040 }
|
|
|
1041 goto retry;
|
|
|
1042 }
|
|
|
1043 }
|
|
|
1044 }
|
|
|
1045 else
|
|
|
1046 # endif
|
|
|
1047 {
|
|
|
1048 if (fio_flags == 0
|
|
|
1049 # ifdef USE_ICONV
|
|
|
1050 && iconv_fd == (iconv_t)-1
|
|
|
1051 # endif
|
|
|
1052 )
|
|
|
1053 {
|
|
|
1054 /* Conversion wanted but we can't.
|
|
|
1055 * Try the next conversion in 'fileencodings' */
|
|
|
1056 advance_fenc = TRUE;
|
|
|
1057 goto retry;
|
|
|
1058 }
|
|
|
1059 }
|
|
|
1060 }
|
|
|
1061
|
|
595
|
1062 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1063 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1064 * stdin or fixed at a specific encoding. */
|
|
|
1065 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1066 #endif
|
|
|
1067
|
|
|
1068 if (!skip_read)
|
|
|
1069 {
|
|
|
1070 linerest = 0;
|
|
|
1071 filesize = 0;
|
|
|
1072 skip_count = lines_to_skip;
|
|
|
1073 read_count = lines_to_read;
|
|
|
1074 #ifdef FEAT_MBYTE
|
|
|
1075 conv_restlen = 0;
|
|
|
1076 #endif
|
|
|
1077 }
|
|
|
1078
|
|
|
1079 while (!error && !got_int)
|
|
|
1080 {
|
|
|
1081 /*
|
|
|
1082 * We allocate as much space for the file as we can get, plus
|
|
|
1083 * space for the old line plus room for one terminating NUL.
|
|
|
1084 * The amount is limited by the fact that read() only can read
|
|
|
1085 * upto max_unsigned characters (and other things).
|
|
|
1086 */
|
|
|
1087 #if SIZEOF_INT <= 2
|
|
|
1088 if (linerest >= 0x7ff0)
|
|
|
1089 {
|
|
|
1090 ++split;
|
|
|
1091 *ptr = NL; /* split line by inserting a NL */
|
|
|
1092 size = 1;
|
|
|
1093 }
|
|
|
1094 else
|
|
|
1095 #endif
|
|
|
1096 {
|
|
|
1097 if (!skip_read)
|
|
|
1098 {
|
|
|
1099 #if SIZEOF_INT > 2
|
|
|
1100 # ifdef __TANDEM
|
|
|
1101 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1102 # else
|
|
|
1103 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1104 # endif
|
|
|
1105 #else
|
|
|
1106 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1107 #endif
|
|
|
1108
|
|
|
1109 for ( ; size >= 10; size = (long_u)size >> 1)
|
|
|
1110 {
|
|
|
1111 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1112 FALSE)) != NULL)
|
|
|
1113 break;
|
|
|
1114 }
|
|
|
1115 if (new_buffer == NULL)
|
|
|
1116 {
|
|
|
1117 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1118 error = TRUE;
|
|
|
1119 break;
|
|
|
1120 }
|
|
|
1121 if (linerest) /* copy characters from the previous buffer */
|
|
|
1122 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1123 vim_free(buffer);
|
|
|
1124 buffer = new_buffer;
|
|
|
1125 ptr = buffer + linerest;
|
|
|
1126 line_start = buffer;
|
|
|
1127
|
|
|
1128 #ifdef FEAT_MBYTE
|
|
|
1129 /* May need room to translate into.
|
|
|
1130 * For iconv() we don't really know the required space, use a
|
|
|
1131 * factor ICONV_MULT.
|
|
|
1132 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1133 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1134 * become up to 4 bytes, size must be multiple of 2
|
|
|
1135 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1136 * multiple of 2
|
|
|
1137 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1138 * multiple of 4 */
|
|
|
1139 real_size = size;
|
|
|
1140 # ifdef USE_ICONV
|
|
|
1141 if (iconv_fd != (iconv_t)-1)
|
|
|
1142 size = size / ICONV_MULT;
|
|
|
1143 else
|
|
|
1144 # endif
|
|
|
1145 if (fio_flags & FIO_LATIN1)
|
|
|
1146 size = size / 2;
|
|
|
1147 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1148 size = (size * 2 / 3) & ~1;
|
|
|
1149 else if (fio_flags & FIO_UCS4)
|
|
|
1150 size = (size * 2 / 3) & ~3;
|
|
|
1151 else if (fio_flags == FIO_UCSBOM)
|
|
|
1152 size = size / ICONV_MULT; /* worst case */
|
|
|
1153 # ifdef WIN3264
|
|
|
1154 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1155 size = size / ICONV_MULT; /* also worst case */
|
|
|
1156 # endif
|
|
|
1157 # ifdef MACOS_X
|
|
|
1158 else if (fio_flags & FIO_MACROMAN)
|
|
|
1159 size = size / ICONV_MULT; /* also worst case */
|
|
|
1160 # endif
|
|
|
1161 #endif
|
|
|
1162
|
|
|
1163 #ifdef FEAT_MBYTE
|
|
|
1164 if (conv_restlen > 0)
|
|
|
1165 {
|
|
|
1166 /* Insert unconverted bytes from previous line. */
|
|
|
1167 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1168 ptr += conv_restlen;
|
|
|
1169 size -= conv_restlen;
|
|
|
1170 }
|
|
|
1171 #endif
|
|
|
1172
|
|
|
1173 if (read_buffer)
|
|
|
1174 {
|
|
|
1175 /*
|
|
|
1176 * Read bytes from curbuf. Used for converting text read
|
|
|
1177 * from stdin.
|
|
|
1178 */
|
|
|
1179 if (read_buf_lnum > from)
|
|
|
1180 size = 0;
|
|
|
1181 else
|
|
|
1182 {
|
|
|
1183 int n, ni;
|
|
|
1184 long tlen;
|
|
|
1185
|
|
|
1186 tlen = 0;
|
|
|
1187 for (;;)
|
|
|
1188 {
|
|
|
1189 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1190 n = (int)STRLEN(p);
|
|
|
1191 if ((int)tlen + n + 1 > size)
|
|
|
1192 {
|
|
|
1193 /* Filled up to "size", append partial line.
|
|
|
1194 * Change NL to NUL to reverse the effect done
|
|
|
1195 * below. */
|
|
|
1196 n = size - tlen;
|
|
|
1197 for (ni = 0; ni < n; ++ni)
|
|
|
1198 {
|
|
|
1199 if (p[ni] == NL)
|
|
|
1200 ptr[tlen++] = NUL;
|
|
|
1201 else
|
|
|
1202 ptr[tlen++] = p[ni];
|
|
|
1203 }
|
|
|
1204 read_buf_col += n;
|
|
|
1205 break;
|
|
|
1206 }
|
|
|
1207 else
|
|
|
1208 {
|
|
|
1209 /* Append whole line and new-line. Change NL
|
|
|
1210 * to NUL to reverse the effect done below. */
|
|
|
1211 for (ni = 0; ni < n; ++ni)
|
|
|
1212 {
|
|
|
1213 if (p[ni] == NL)
|
|
|
1214 ptr[tlen++] = NUL;
|
|
|
1215 else
|
|
|
1216 ptr[tlen++] = p[ni];
|
|
|
1217 }
|
|
|
1218 ptr[tlen++] = NL;
|
|
|
1219 read_buf_col = 0;
|
|
|
1220 if (++read_buf_lnum > from)
|
|
|
1221 {
|
|
|
1222 /* When the last line didn't have an
|
|
|
1223 * end-of-line don't add it now either. */
|
|
|
1224 if (!curbuf->b_p_eol)
|
|
|
1225 --tlen;
|
|
|
1226 size = tlen;
|
|
|
1227 break;
|
|
|
1228 }
|
|
|
1229 }
|
|
|
1230 }
|
|
|
1231 }
|
|
|
1232 }
|
|
|
1233 else
|
|
|
1234 {
|
|
|
1235 /*
|
|
|
1236 * Read bytes from the file.
|
|
|
1237 */
|
|
|
1238 size = vim_read(fd, ptr, size);
|
|
|
1239 }
|
|
|
1240
|
|
|
1241 if (size <= 0)
|
|
|
1242 {
|
|
|
1243 if (size < 0) /* read error */
|
|
|
1244 error = TRUE;
|
|
|
1245 #ifdef FEAT_MBYTE
|
|
|
1246 else if (conv_restlen > 0)
|
|
595
|
1247 {
|
|
|
1248 /* Reached end-of-file but some trailing bytes could
|
|
|
1249 * not be converted. Trucated file? */
|
|
|
1250 if (conv_error == 0)
|
|
|
1251 conv_error = linecnt;
|
|
|
1252 if (bad_char_behavior != BAD_DROP)
|
|
|
1253 {
|
|
|
1254 fio_flags = 0; /* don't convert this */
|
|
|
1255 if (bad_char_behavior == BAD_KEEP)
|
|
|
1256 {
|
|
|
1257 /* Keep the trailing bytes as-is. */
|
|
|
1258 size = conv_restlen;
|
|
|
1259 ptr -= conv_restlen;
|
|
|
1260 }
|
|
|
1261 else
|
|
|
1262 {
|
|
|
1263 /* Replace the trailing bytes with the
|
|
|
1264 * replacement character. */
|
|
|
1265 size = 1;
|
|
|
1266 *--ptr = bad_char_behavior;
|
|
|
1267 }
|
|
|
1268 conv_restlen = 0;
|
|
|
1269 }
|
|
|
1270 }
|
|
7
|
1271 #endif
|
|
|
1272 }
|
|
|
1273
|
|
|
1274 #ifdef FEAT_CRYPT
|
|
|
1275 /*
|
|
|
1276 * At start of file: Check for magic number of encryption.
|
|
|
1277 */
|
|
|
1278 if (filesize == 0)
|
|
|
1279 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1280 &filesize, newfile);
|
|
|
1281 /*
|
|
|
1282 * Decrypt the read bytes.
|
|
|
1283 */
|
|
|
1284 if (cryptkey != NULL && size > 0)
|
|
|
1285 for (p = ptr; p < ptr + size; ++p)
|
|
|
1286 ZDECODE(*p);
|
|
|
1287 #endif
|
|
|
1288 }
|
|
|
1289 skip_read = FALSE;
|
|
|
1290
|
|
|
1291 #ifdef FEAT_MBYTE
|
|
|
1292 /*
|
|
|
1293 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1294 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1295 * converting with 'charconvert' or when a BOM has already been
|
|
|
1296 * found.
|
|
|
1297 */
|
|
|
1298 if ((filesize == 0
|
|
|
1299 # ifdef FEAT_CRYPT
|
|
|
1300 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1301 # endif
|
|
|
1302 )
|
|
|
1303 && (fio_flags == FIO_UCSBOM
|
|
|
1304 || (!curbuf->b_p_bomb
|
|
|
1305 && tmpname == NULL
|
|
|
1306 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1307 {
|
|
|
1308 char_u *ccname;
|
|
|
1309 int blen;
|
|
|
1310
|
|
|
1311 /* no BOM detection in a short file or in binary mode */
|
|
|
1312 if (size < 2 || curbuf->b_p_bin)
|
|
|
1313 ccname = NULL;
|
|
|
1314 else
|
|
|
1315 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1316 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1317 if (ccname != NULL)
|
|
|
1318 {
|
|
|
1319 /* Remove BOM from the text */
|
|
|
1320 filesize += blen;
|
|
|
1321 size -= blen;
|
|
|
1322 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
|
1323 if (newfile)
|
|
|
1324 curbuf->b_p_bomb = TRUE;
|
|
|
1325 }
|
|
|
1326
|
|
|
1327 if (fio_flags == FIO_UCSBOM)
|
|
|
1328 {
|
|
|
1329 if (ccname == NULL)
|
|
|
1330 {
|
|
|
1331 /* No BOM detected: retry with next encoding. */
|
|
|
1332 advance_fenc = TRUE;
|
|
|
1333 }
|
|
|
1334 else
|
|
|
1335 {
|
|
|
1336 /* BOM detected: set "fenc" and jump back */
|
|
|
1337 if (fenc_alloced)
|
|
|
1338 vim_free(fenc);
|
|
|
1339 fenc = ccname;
|
|
|
1340 fenc_alloced = FALSE;
|
|
|
1341 }
|
|
|
1342 /* retry reading without getting new bytes or rewinding */
|
|
|
1343 skip_read = TRUE;
|
|
|
1344 goto retry;
|
|
|
1345 }
|
|
|
1346 }
|
|
|
1347 #endif
|
|
|
1348 /*
|
|
|
1349 * Break here for a read error or end-of-file.
|
|
|
1350 */
|
|
|
1351 if (size <= 0)
|
|
|
1352 break;
|
|
|
1353
|
|
|
1354 #ifdef FEAT_MBYTE
|
|
|
1355
|
|
|
1356 /* Include not converted bytes. */
|
|
|
1357 ptr -= conv_restlen;
|
|
|
1358 size += conv_restlen;
|
|
|
1359 conv_restlen = 0;
|
|
|
1360
|
|
|
1361 # ifdef USE_ICONV
|
|
|
1362 if (iconv_fd != (iconv_t)-1)
|
|
|
1363 {
|
|
|
1364 /*
|
|
|
1365 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1366 * iconv().
|
|
|
1367 */
|
|
|
1368 const char *fromp;
|
|
|
1369 char *top;
|
|
|
1370 size_t from_size;
|
|
|
1371 size_t to_size;
|
|
|
1372
|
|
|
1373 fromp = (char *)ptr;
|
|
|
1374 from_size = size;
|
|
|
1375 ptr += size;
|
|
|
1376 top = (char *)ptr;
|
|
|
1377 to_size = real_size - size;
|
|
|
1378
|
|
|
1379 /*
|
|
|
1380 * If there is conversion error or not enough room try using
|
|
179
|
1381 * another conversion. Except for when there is no
|
|
|
1382 * alternative (help files).
|
|
7
|
1383 */
|
|
177
|
1384 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1385 &top, &to_size)
|
|
7
|
1386 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1387 || from_size > CONV_RESTLEN)
|
|
177
|
1388 {
|
|
595
|
1389 if (can_retry)
|
|
375
|
1390 goto rewind_retry;
|
|
595
|
1391 if (conv_error == 0)
|
|
|
1392 conv_error = readfile_linenr(linecnt,
|
|
|
1393 ptr, (char_u *)top);
|
|
|
1394
|
|
|
1395 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1396 ++fromp;
|
|
|
1397 --from_size;
|
|
595
|
1398 if (bad_char_behavior == BAD_KEEP)
|
|
|
1399 {
|
|
|
1400 *top++ = *(fromp - 1);
|
|
|
1401 --to_size;
|
|
|
1402 }
|
|
|
1403 else if (bad_char_behavior != BAD_DROP)
|
|
|
1404 {
|
|
|
1405 *top++ = bad_char_behavior;
|
|
|
1406 --to_size;
|
|
|
1407 }
|
|
177
|
1408 }
|
|
7
|
1409
|
|
|
1410 if (from_size > 0)
|
|
|
1411 {
|
|
|
1412 /* Some remaining characters, keep them for the next
|
|
|
1413 * round. */
|
|
|
1414 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1415 conv_restlen = (int)from_size;
|
|
|
1416 }
|
|
|
1417
|
|
|
1418 /* move the linerest to before the converted characters */
|
|
|
1419 line_start = ptr - linerest;
|
|
|
1420 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1421 size = (long)((char_u *)top - ptr);
|
|
|
1422 }
|
|
|
1423 # endif
|
|
|
1424
|
|
|
1425 # ifdef WIN3264
|
|
|
1426 if (fio_flags & FIO_CODEPAGE)
|
|
|
1427 {
|
|
595
|
1428 char_u *src, *dst;
|
|
|
1429 int u8c;
|
|
|
1430 WCHAR ucs2buf[3];
|
|
|
1431 int ucs2len;
|
|
|
1432 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1433 int bytelen;
|
|
|
1434 int found_bad;
|
|
|
1435 char replstr[2];
|
|
|
1436
|
|
7
|
1437 /*
|
|
|
1438 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1439 * a codepage, using standard MS-Windows functions. This
|
|
|
1440 * requires two steps:
|
|
|
1441 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1442 * 2. convert from ucs-2 to 'encoding'
|
|
|
1443 *
|
|
|
1444 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1445 * sequence at the end, we may have to do the conversion one
|
|
|
1446 * character at a time to get it right.
|
|
7
|
1447 */
|
|
595
|
1448
|
|
|
1449 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1450 if (bad_char_behavior > 0)
|
|
|
1451 replstr[0] = bad_char_behavior;
|
|
|
1452 else
|
|
|
1453 replstr[0] = '?';
|
|
|
1454 replstr[1] = NUL;
|
|
|
1455
|
|
|
1456 /*
|
|
|
1457 * Move the bytes to the end of the buffer, so that we have
|
|
|
1458 * room to put the result at the start.
|
|
|
1459 */
|
|
|
1460 src = ptr + real_size - size;
|
|
|
1461 mch_memmove(src, ptr, size);
|
|
7
|
1462
|
|
|
1463 /*
|
|
595
|
1464 * Do the conversion.
|
|
7
|
1465 */
|
|
595
|
1466 dst = ptr;
|
|
|
1467 size = size;
|
|
|
1468 while (size > 0)
|
|
7
|
1469 {
|
|
595
|
1470 found_bad = FALSE;
|
|
7
|
1471
|
|
|
1472 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1473 if (codepage == CP_UTF8)
|
|
7
|
1474 {
|
|
595
|
1475 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1476 * trailing bytes properly.
|
|
|
1477 * Get one UTF-8 character from src. */
|
|
|
1478 bytelen = utf_ptr2len_len(src, size);
|
|
|
1479 if (bytelen > size)
|
|
|
1480 {
|
|
|
1481 /* Only got some bytes of a character. Normally
|
|
|
1482 * it's put in "conv_rest", but if it's too long
|
|
|
1483 * deal with it as if they were illegal bytes. */
|
|
|
1484 if (bytelen <= CONV_RESTLEN)
|
|
|
1485 break;
|
|
|
1486
|
|
|
1487 /* weird overlong byte sequence */
|
|
|
1488 bytelen = size;
|
|
|
1489 found_bad = TRUE;
|
|
|
1490 }
|
|
|
1491 else
|
|
|
1492 {
|
|
|
1493 u8c = utf_ptr2char(src);
|
|
|
1494 if (u8c > 0xffff)
|
|
|
1495 found_bad = TRUE;
|
|
|
1496 ucs2buf[0] = u8c;
|
|
|
1497 ucs2len = 1;
|
|
|
1498 }
|
|
7
|
1499 }
|
|
595
|
1500 else
|
|
7
|
1501 # endif
|
|
595
|
1502 {
|
|
|
1503 /* We don't know how long the byte sequence is, try
|
|
|
1504 * from one to three bytes. */
|
|
|
1505 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1506 ++bytelen)
|
|
|
1507 {
|
|
|
1508 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1509 MB_ERR_INVALID_CHARS,
|
|
|
1510 (LPCSTR)src, bytelen,
|
|
|
1511 ucs2buf, 3);
|
|
|
1512 if (ucs2len > 0)
|
|
|
1513 break;
|
|
|
1514 }
|
|
|
1515 if (ucs2len == 0)
|
|
|
1516 {
|
|
|
1517 /* If we have only one byte then it's probably an
|
|
|
1518 * incomplete byte sequence. Otherwise discard
|
|
|
1519 * one byte as a bad character. */
|
|
|
1520 if (size == 1)
|
|
|
1521 break;
|
|
|
1522 found_bad = TRUE;
|
|
|
1523 bytelen = 1;
|
|
|
1524 }
|
|
|
1525 }
|
|
|
1526
|
|
|
1527 if (!found_bad)
|
|
7
|
1528 {
|
|
595
|
1529 int i;
|
|
|
1530
|
|
|
1531 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1532 if (enc_utf8)
|
|
|
1533 {
|
|
|
1534 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1535 for (i = 0; i < ucs2len; ++i)
|
|
|
1536 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1537 }
|
|
|
1538 else
|
|
|
1539 {
|
|
|
1540 BOOL bad = FALSE;
|
|
|
1541 int dstlen;
|
|
|
1542
|
|
|
1543 /* From UCS-2 to "enc_codepage". If the
|
|
|
1544 * conversion uses the default character "?",
|
|
|
1545 * the data doesn't fit in this encoding. */
|
|
|
1546 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1547 (LPCWSTR)ucs2buf, ucs2len,
|
|
|
1548 (LPSTR)dst, (src - dst),
|
|
|
1549 replstr, &bad);
|
|
|
1550 if (bad)
|
|
|
1551 found_bad = TRUE;
|
|
|
1552 else
|
|
|
1553 dst += dstlen;
|
|
|
1554 }
|
|
7
|
1555 }
|
|
595
|
1556
|
|
|
1557 if (found_bad)
|
|
|
1558 {
|
|
|
1559 /* Deal with bytes we can't convert. */
|
|
|
1560 if (can_retry)
|
|
|
1561 goto rewind_retry;
|
|
|
1562 if (conv_error == 0)
|
|
|
1563 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1564 if (bad_char_behavior != BAD_DROP)
|
|
|
1565 {
|
|
|
1566 if (bad_char_behavior == BAD_KEEP)
|
|
|
1567 {
|
|
|
1568 mch_memmove(dst, src, bytelen);
|
|
|
1569 dst += bytelen;
|
|
|
1570 }
|
|
|
1571 else
|
|
|
1572 *dst++ = bad_char_behavior;
|
|
|
1573 }
|
|
|
1574 }
|
|
|
1575
|
|
|
1576 src += bytelen;
|
|
|
1577 size -= bytelen;
|
|
7
|
1578 }
|
|
595
|
1579
|
|
|
1580 if (size > 0)
|
|
7
|
1581 {
|
|
595
|
1582 /* An incomplete byte sequence remaining. */
|
|
|
1583 mch_memmove(conv_rest, src, size);
|
|
|
1584 conv_restlen = size;
|
|
7
|
1585 }
|
|
595
|
1586
|
|
|
1587 /* The new size is equal to how much "dst" was advanced. */
|
|
|
1588 size = dst - ptr;
|
|
7
|
1589 }
|
|
|
1590 else
|
|
|
1591 # endif
|
|
|
1592 # ifdef MACOS_X
|
|
|
1593 if (fio_flags & FIO_MACROMAN)
|
|
|
1594 {
|
|
|
1595 /*
|
|
|
1596 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1597 * latin1. This is in os_mac_conv.c.
|
|
7
|
1598 */
|
|
18
|
1599 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1600 goto rewind_retry;
|
|
|
1601 }
|
|
|
1602 else
|
|
|
1603 # endif
|
|
|
1604 if (fio_flags != 0)
|
|
|
1605 {
|
|
|
1606 int u8c;
|
|
|
1607 char_u *dest;
|
|
|
1608 char_u *tail = NULL;
|
|
|
1609
|
|
|
1610 /*
|
|
|
1611 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1612 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1613 * Go from end to start through the buffer, because the number
|
|
|
1614 * of bytes may increase.
|
|
|
1615 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1616 * to after the next character to convert.
|
|
|
1617 */
|
|
|
1618 dest = ptr + real_size;
|
|
|
1619 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1620 {
|
|
|
1621 p = ptr + size;
|
|
|
1622 if (fio_flags == FIO_UTF8)
|
|
|
1623 {
|
|
|
1624 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1625 tail = ptr + size - 1;
|
|
|
1626 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1627 --tail;
|
|
|
1628 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1629 tail = NULL;
|
|
|
1630 else
|
|
|
1631 p = tail;
|
|
|
1632 }
|
|
|
1633 }
|
|
|
1634 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1635 {
|
|
|
1636 /* Check for a trailing byte */
|
|
|
1637 p = ptr + (size & ~1);
|
|
|
1638 if (size & 1)
|
|
|
1639 tail = p;
|
|
|
1640 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1641 {
|
|
|
1642 /* Check for a trailing leading word */
|
|
|
1643 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1644 {
|
|
|
1645 u8c = (*--p << 8);
|
|
|
1646 u8c += *--p;
|
|
|
1647 }
|
|
|
1648 else
|
|
|
1649 {
|
|
|
1650 u8c = *--p;
|
|
|
1651 u8c += (*--p << 8);
|
|
|
1652 }
|
|
|
1653 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1654 tail = p;
|
|
|
1655 else
|
|
|
1656 p += 2;
|
|
|
1657 }
|
|
|
1658 }
|
|
|
1659 else /* FIO_UCS4 */
|
|
|
1660 {
|
|
|
1661 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1662 p = ptr + (size & ~3);
|
|
|
1663 if (size & 3)
|
|
|
1664 tail = p;
|
|
|
1665 }
|
|
|
1666
|
|
|
1667 /* If there is a trailing incomplete sequence move it to
|
|
|
1668 * conv_rest[]. */
|
|
|
1669 if (tail != NULL)
|
|
|
1670 {
|
|
|
1671 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1672 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1673 size -= conv_restlen;
|
|
|
1674 }
|
|
|
1675
|
|
|
1676
|
|
|
1677 while (p > ptr)
|
|
|
1678 {
|
|
|
1679 if (fio_flags & FIO_LATIN1)
|
|
|
1680 u8c = *--p;
|
|
|
1681 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1682 {
|
|
|
1683 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1684 {
|
|
|
1685 u8c = (*--p << 8);
|
|
|
1686 u8c += *--p;
|
|
|
1687 }
|
|
|
1688 else
|
|
|
1689 {
|
|
|
1690 u8c = *--p;
|
|
|
1691 u8c += (*--p << 8);
|
|
|
1692 }
|
|
|
1693 if ((fio_flags & FIO_UTF16)
|
|
|
1694 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1695 {
|
|
|
1696 int u16c;
|
|
|
1697
|
|
|
1698 if (p == ptr)
|
|
|
1699 {
|
|
|
1700 /* Missing leading word. */
|
|
|
1701 if (can_retry)
|
|
|
1702 goto rewind_retry;
|
|
595
|
1703 if (conv_error == 0)
|
|
|
1704 conv_error = readfile_linenr(linecnt,
|
|
|
1705 ptr, p);
|
|
|
1706 if (bad_char_behavior == BAD_DROP)
|
|
|
1707 continue;
|
|
|
1708 if (bad_char_behavior != BAD_KEEP)
|
|
|
1709 u8c = bad_char_behavior;
|
|
7
|
1710 }
|
|
|
1711
|
|
|
1712 /* found second word of double-word, get the first
|
|
|
1713 * word and compute the resulting character */
|
|
|
1714 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1715 {
|
|
|
1716 u16c = (*--p << 8);
|
|
|
1717 u16c += *--p;
|
|
|
1718 }
|
|
|
1719 else
|
|
|
1720 {
|
|
|
1721 u16c = *--p;
|
|
|
1722 u16c += (*--p << 8);
|
|
|
1723 }
|
|
595
|
1724 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1725 + (u8c & 0x3ff);
|
|
|
1726
|
|
7
|
1727 /* Check if the word is indeed a leading word. */
|
|
|
1728 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1729 {
|
|
|
1730 if (can_retry)
|
|
|
1731 goto rewind_retry;
|
|
595
|
1732 if (conv_error == 0)
|
|
|
1733 conv_error = readfile_linenr(linecnt,
|
|
|
1734 ptr, p);
|
|
|
1735 if (bad_char_behavior == BAD_DROP)
|
|
|
1736 continue;
|
|
|
1737 if (bad_char_behavior != BAD_KEEP)
|
|
|
1738 u8c = bad_char_behavior;
|
|
7
|
1739 }
|
|
|
1740 }
|
|
|
1741 }
|
|
|
1742 else if (fio_flags & FIO_UCS4)
|
|
|
1743 {
|
|
|
1744 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1745 {
|
|
|
1746 u8c = (*--p << 24);
|
|
|
1747 u8c += (*--p << 16);
|
|
|
1748 u8c += (*--p << 8);
|
|
|
1749 u8c += *--p;
|
|
|
1750 }
|
|
|
1751 else /* big endian */
|
|
|
1752 {
|
|
|
1753 u8c = *--p;
|
|
|
1754 u8c += (*--p << 8);
|
|
|
1755 u8c += (*--p << 16);
|
|
|
1756 u8c += (*--p << 24);
|
|
|
1757 }
|
|
|
1758 }
|
|
|
1759 else /* UTF-8 */
|
|
|
1760 {
|
|
|
1761 if (*--p < 0x80)
|
|
|
1762 u8c = *p;
|
|
|
1763 else
|
|
|
1764 {
|
|
|
1765 len = utf_head_off(ptr, p);
|
|
595
|
1766 p -= len;
|
|
|
1767 u8c = utf_ptr2char(p);
|
|
7
|
1768 if (len == 0)
|
|
|
1769 {
|
|
|
1770 /* Not a valid UTF-8 character, retry with
|
|
|
1771 * another fenc when possible, otherwise just
|
|
|
1772 * report the error. */
|
|
|
1773 if (can_retry)
|
|
|
1774 goto rewind_retry;
|
|
595
|
1775 if (conv_error == 0)
|
|
|
1776 conv_error = readfile_linenr(linecnt,
|
|
|
1777 ptr, p);
|
|
|
1778 if (bad_char_behavior == BAD_DROP)
|
|
|
1779 continue;
|
|
|
1780 if (bad_char_behavior != BAD_KEEP)
|
|
|
1781 u8c = bad_char_behavior;
|
|
7
|
1782 }
|
|
|
1783 }
|
|
|
1784 }
|
|
|
1785 if (enc_utf8) /* produce UTF-8 */
|
|
|
1786 {
|
|
|
1787 dest -= utf_char2len(u8c);
|
|
|
1788 (void)utf_char2bytes(u8c, dest);
|
|
|
1789 }
|
|
|
1790 else /* produce Latin1 */
|
|
|
1791 {
|
|
|
1792 --dest;
|
|
|
1793 if (u8c >= 0x100)
|
|
|
1794 {
|
|
|
1795 /* character doesn't fit in latin1, retry with
|
|
|
1796 * another fenc when possible, otherwise just
|
|
|
1797 * report the error. */
|
|
595
|
1798 if (can_retry)
|
|
7
|
1799 goto rewind_retry;
|
|
595
|
1800 if (conv_error == 0)
|
|
|
1801 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1802 if (bad_char_behavior == BAD_DROP)
|
|
|
1803 ++dest;
|
|
|
1804 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1805 *dest = u8c;
|
|
|
1806 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1807 *dest = bad_char_behavior;
|
|
|
1808 else
|
|
|
1809 *dest = 0xBF;
|
|
7
|
1810 }
|
|
|
1811 else
|
|
|
1812 *dest = u8c;
|
|
|
1813 }
|
|
|
1814 }
|
|
|
1815
|
|
|
1816 /* move the linerest to before the converted characters */
|
|
|
1817 line_start = dest - linerest;
|
|
|
1818 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1819 size = (long)((ptr + real_size) - dest);
|
|
|
1820 ptr = dest;
|
|
|
1821 }
|
|
595
|
1822 else if (enc_utf8 && conv_error == 0 && !curbuf->b_p_bin)
|
|
7
|
1823 {
|
|
|
1824 /* Reading UTF-8: Check if the bytes are valid UTF-8.
|
|
|
1825 * Need to start before "ptr" when part of the character was
|
|
|
1826 * read in the previous read() call. */
|
|
595
|
1827 for (p = ptr - utf_head_off(buffer, ptr); ; ++p)
|
|
7
|
1828 {
|
|
595
|
1829 int todo = (ptr + size) - p;
|
|
|
1830 int l;
|
|
|
1831
|
|
|
1832 if (todo <= 0)
|
|
|
1833 break;
|
|
7
|
1834 if (*p >= 0x80)
|
|
|
1835 {
|
|
|
1836 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1837 * an incomplete character at the end though, the next
|
|
|
1838 * read() will get the next bytes, we'll check it
|
|
|
1839 * then. */
|
|
595
|
1840 l = utf_ptr2len_len(p, todo);
|
|
|
1841 if (l > todo)
|
|
7
|
1842 {
|
|
595
|
1843 /* Incomplete byte sequence, the next read()
|
|
|
1844 * should get them and check the bytes. */
|
|
|
1845 p += todo;
|
|
7
|
1846 break;
|
|
|
1847 }
|
|
595
|
1848 if (l == 1)
|
|
|
1849 {
|
|
|
1850 /* Illegal byte. If we can try another encoding
|
|
|
1851 * do that. */
|
|
|
1852 if (can_retry)
|
|
|
1853 break;
|
|
|
1854
|
|
|
1855 /* Remember the first linenr with an illegal byte */
|
|
|
1856 if (illegal_byte == 0)
|
|
|
1857 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
|
1858 # ifdef USE_ICONV
|
|
|
1859 /* When we did a conversion report an error. */
|
|
|
1860 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1861 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1862 # endif
|
|
|
1863
|
|
|
1864 /* Drop, keep or replace the bad byte. */
|
|
|
1865 if (bad_char_behavior == BAD_DROP)
|
|
|
1866 {
|
|
|
1867 mch_memmove(p, p+1, todo - 1);
|
|
|
1868 --p;
|
|
|
1869 --size;
|
|
|
1870 }
|
|
|
1871 else if (bad_char_behavior != BAD_KEEP)
|
|
|
1872 *p = bad_char_behavior;
|
|
|
1873 }
|
|
|
1874 p += l - 1;
|
|
7
|
1875 }
|
|
|
1876 }
|
|
|
1877 if (p < ptr + size)
|
|
|
1878 {
|
|
|
1879 /* Detected a UTF-8 error. */
|
|
|
1880 rewind_retry:
|
|
595
|
1881 /* Retry reading with another conversion. */
|
|
7
|
1882 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
1883 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
1884 /* iconv() failed, try 'charconvert' */
|
|
|
1885 did_iconv = TRUE;
|
|
7
|
1886 else
|
|
|
1887 # endif
|
|
595
|
1888 /* use next item from 'fileencodings' */
|
|
|
1889 advance_fenc = TRUE;
|
|
|
1890 file_rewind = TRUE;
|
|
|
1891 goto retry;
|
|
7
|
1892 }
|
|
|
1893 }
|
|
|
1894 #endif
|
|
|
1895
|
|
|
1896 /* count the number of characters (after conversion!) */
|
|
|
1897 filesize += size;
|
|
|
1898
|
|
|
1899 /*
|
|
|
1900 * when reading the first part of a file: guess EOL type
|
|
|
1901 */
|
|
|
1902 if (fileformat == EOL_UNKNOWN)
|
|
|
1903 {
|
|
|
1904 /* First try finding a NL, for Dos and Unix */
|
|
|
1905 if (try_dos || try_unix)
|
|
|
1906 {
|
|
|
1907 for (p = ptr; p < ptr + size; ++p)
|
|
|
1908 {
|
|
|
1909 if (*p == NL)
|
|
|
1910 {
|
|
|
1911 if (!try_unix
|
|
|
1912 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
1913 fileformat = EOL_DOS;
|
|
|
1914 else
|
|
|
1915 fileformat = EOL_UNIX;
|
|
|
1916 break;
|
|
|
1917 }
|
|
|
1918 }
|
|
|
1919
|
|
|
1920 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
1921 if (fileformat == EOL_UNIX && try_mac)
|
|
|
1922 {
|
|
|
1923 /* Need to reset the counters when retrying fenc. */
|
|
|
1924 try_mac = 1;
|
|
|
1925 try_unix = 1;
|
|
|
1926 for (; p >= ptr && *p != CAR; p--)
|
|
|
1927 ;
|
|
|
1928 if (p >= ptr)
|
|
|
1929 {
|
|
|
1930 for (p = ptr; p < ptr + size; ++p)
|
|
|
1931 {
|
|
|
1932 if (*p == NL)
|
|
|
1933 try_unix++;
|
|
|
1934 else if (*p == CAR)
|
|
|
1935 try_mac++;
|
|
|
1936 }
|
|
|
1937 if (try_mac > try_unix)
|
|
|
1938 fileformat = EOL_MAC;
|
|
|
1939 }
|
|
|
1940 }
|
|
|
1941 }
|
|
|
1942
|
|
|
1943 /* No NL found: may use Mac format */
|
|
|
1944 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
1945 fileformat = EOL_MAC;
|
|
|
1946
|
|
|
1947 /* Still nothing found? Use first format in 'ffs' */
|
|
|
1948 if (fileformat == EOL_UNKNOWN)
|
|
|
1949 fileformat = default_fileformat();
|
|
|
1950
|
|
|
1951 /* if editing a new file: may set p_tx and p_ff */
|
|
|
1952 if (newfile)
|
|
|
1953 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
1954 }
|
|
|
1955 }
|
|
|
1956
|
|
|
1957 /*
|
|
|
1958 * This loop is executed once for every character read.
|
|
|
1959 * Keep it fast!
|
|
|
1960 */
|
|
|
1961 if (fileformat == EOL_MAC)
|
|
|
1962 {
|
|
|
1963 --ptr;
|
|
|
1964 while (++ptr, --size >= 0)
|
|
|
1965 {
|
|
|
1966 /* catch most common case first */
|
|
|
1967 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
1968 continue;
|
|
|
1969 if (c == NUL)
|
|
|
1970 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
1971 else if (c == NL)
|
|
|
1972 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
1973 else
|
|
|
1974 {
|
|
|
1975 if (skip_count == 0)
|
|
|
1976 {
|
|
|
1977 *ptr = NUL; /* end of line */
|
|
|
1978 len = (colnr_T) (ptr - line_start + 1);
|
|
|
1979 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
1980 {
|
|
|
1981 error = TRUE;
|
|
|
1982 break;
|
|
|
1983 }
|
|
|
1984 ++lnum;
|
|
|
1985 if (--read_count == 0)
|
|
|
1986 {
|
|
|
1987 error = TRUE; /* break loop */
|
|
|
1988 line_start = ptr; /* nothing left to write */
|
|
|
1989 break;
|
|
|
1990 }
|
|
|
1991 }
|
|
|
1992 else
|
|
|
1993 --skip_count;
|
|
|
1994 line_start = ptr + 1;
|
|
|
1995 }
|
|
|
1996 }
|
|
|
1997 }
|
|
|
1998 else
|
|
|
1999 {
|
|
|
2000 --ptr;
|
|
|
2001 while (++ptr, --size >= 0)
|
|
|
2002 {
|
|
|
2003 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2004 continue;
|
|
|
2005 if (c == NUL)
|
|
|
2006 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2007 else
|
|
|
2008 {
|
|
|
2009 if (skip_count == 0)
|
|
|
2010 {
|
|
|
2011 *ptr = NUL; /* end of line */
|
|
|
2012 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2013 if (fileformat == EOL_DOS)
|
|
|
2014 {
|
|
|
2015 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2016 {
|
|
|
2017 ptr[-1] = NUL;
|
|
|
2018 --len;
|
|
|
2019 }
|
|
|
2020 /*
|
|
|
2021 * Reading in Dos format, but no CR-LF found!
|
|
|
2022 * When 'fileformats' includes "unix", delete all
|
|
|
2023 * the lines read so far and start all over again.
|
|
|
2024 * Otherwise give an error message later.
|
|
|
2025 */
|
|
|
2026 else if (ff_error != EOL_DOS)
|
|
|
2027 {
|
|
|
2028 if ( try_unix
|
|
|
2029 && !read_stdin
|
|
|
2030 && (read_buffer
|
|
|
2031 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2032 {
|
|
|
2033 fileformat = EOL_UNIX;
|
|
|
2034 if (newfile)
|
|
|
2035 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2036 file_rewind = TRUE;
|
|
|
2037 keep_fileformat = TRUE;
|
|
|
2038 goto retry;
|
|
|
2039 }
|
|
|
2040 ff_error = EOL_DOS;
|
|
|
2041 }
|
|
|
2042 }
|
|
|
2043 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2044 {
|
|
|
2045 error = TRUE;
|
|
|
2046 break;
|
|
|
2047 }
|
|
|
2048 ++lnum;
|
|
|
2049 if (--read_count == 0)
|
|
|
2050 {
|
|
|
2051 error = TRUE; /* break loop */
|
|
|
2052 line_start = ptr; /* nothing left to write */
|
|
|
2053 break;
|
|
|
2054 }
|
|
|
2055 }
|
|
|
2056 else
|
|
|
2057 --skip_count;
|
|
|
2058 line_start = ptr + 1;
|
|
|
2059 }
|
|
|
2060 }
|
|
|
2061 }
|
|
|
2062 linerest = (long)(ptr - line_start);
|
|
|
2063 ui_breakcheck();
|
|
|
2064 }
|
|
|
2065
|
|
|
2066 failed:
|
|
|
2067 /* not an error, max. number of lines reached */
|
|
|
2068 if (error && read_count == 0)
|
|
|
2069 error = FALSE;
|
|
|
2070
|
|
|
2071 /*
|
|
|
2072 * If we get EOF in the middle of a line, note the fact and
|
|
|
2073 * complete the line ourselves.
|
|
|
2074 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2075 */
|
|
|
2076 if (!error
|
|
|
2077 && !got_int
|
|
|
2078 && linerest != 0
|
|
|
2079 && !(!curbuf->b_p_bin
|
|
|
2080 && fileformat == EOL_DOS
|
|
|
2081 && *line_start == Ctrl_Z
|
|
|
2082 && ptr == line_start + 1))
|
|
|
2083 {
|
|
|
2084 if (newfile) /* remember for when writing */
|
|
|
2085 curbuf->b_p_eol = FALSE;
|
|
|
2086 *ptr = NUL;
|
|
|
2087 if (ml_append(lnum, line_start,
|
|
|
2088 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2089 error = TRUE;
|
|
|
2090 else
|
|
|
2091 read_no_eol_lnum = ++lnum;
|
|
|
2092 }
|
|
|
2093
|
|
|
2094 if (newfile)
|
|
|
2095 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2096
|
|
|
2097 #ifdef FEAT_CRYPT
|
|
|
2098 if (cryptkey != curbuf->b_p_key)
|
|
|
2099 vim_free(cryptkey);
|
|
|
2100 #endif
|
|
|
2101
|
|
|
2102 #ifdef FEAT_MBYTE
|
|
|
2103 /* If editing a new file: set 'fenc' for the current buffer. */
|
|
|
2104 if (newfile)
|
|
|
2105 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
|
2106 OPT_FREE|OPT_LOCAL);
|
|
|
2107 if (fenc_alloced)
|
|
|
2108 vim_free(fenc);
|
|
|
2109 # ifdef USE_ICONV
|
|
|
2110 if (iconv_fd != (iconv_t)-1)
|
|
|
2111 {
|
|
|
2112 iconv_close(iconv_fd);
|
|
|
2113 iconv_fd = (iconv_t)-1;
|
|
|
2114 }
|
|
|
2115 # endif
|
|
|
2116 #endif
|
|
|
2117
|
|
|
2118 if (!read_buffer && !read_stdin)
|
|
|
2119 close(fd); /* errors are ignored */
|
|
|
2120 vim_free(buffer);
|
|
|
2121
|
|
|
2122 #ifdef HAVE_DUP
|
|
|
2123 if (read_stdin)
|
|
|
2124 {
|
|
|
2125 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2126 close(0);
|
|
|
2127 dup(2);
|
|
|
2128 }
|
|
|
2129 #endif
|
|
|
2130
|
|
|
2131 #ifdef FEAT_MBYTE
|
|
|
2132 if (tmpname != NULL)
|
|
|
2133 {
|
|
|
2134 mch_remove(tmpname); /* delete converted file */
|
|
|
2135 vim_free(tmpname);
|
|
|
2136 }
|
|
|
2137 #endif
|
|
|
2138 --no_wait_return; /* may wait for return now */
|
|
|
2139
|
|
|
2140 /*
|
|
|
2141 * In recovery mode everything but autocommands is skipped.
|
|
|
2142 */
|
|
|
2143 if (!recoverymode)
|
|
|
2144 {
|
|
|
2145 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2146 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2147 {
|
|
|
2148 #ifdef FEAT_NETBEANS_INTG
|
|
|
2149 netbeansFireChanges = 0;
|
|
|
2150 #endif
|
|
|
2151 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2152 #ifdef FEAT_NETBEANS_INTG
|
|
|
2153 netbeansFireChanges = 1;
|
|
|
2154 #endif
|
|
|
2155 --linecnt;
|
|
|
2156 }
|
|
|
2157 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2158 if (filesize == 0)
|
|
|
2159 linecnt = 0;
|
|
|
2160 if (newfile || read_buffer)
|
|
|
2161 redraw_curbuf_later(NOT_VALID);
|
|
|
2162 else if (linecnt) /* appended at least one line */
|
|
|
2163 appended_lines_mark(from, linecnt);
|
|
|
2164
|
|
|
2165 #ifdef FEAT_DIFF
|
|
|
2166 /* After reading the text into the buffer the diff info needs to be
|
|
|
2167 * updated. */
|
|
|
2168 if ((newfile || read_buffer))
|
|
|
2169 diff_invalidate();
|
|
|
2170 #endif
|
|
|
2171 #ifndef ALWAYS_USE_GUI
|
|
|
2172 /*
|
|
|
2173 * If we were reading from the same terminal as where messages go,
|
|
|
2174 * the screen will have been messed up.
|
|
|
2175 * Switch on raw mode now and clear the screen.
|
|
|
2176 */
|
|
|
2177 if (read_stdin)
|
|
|
2178 {
|
|
|
2179 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2180 starttermcap();
|
|
|
2181 screenclear();
|
|
|
2182 }
|
|
|
2183 #endif
|
|
|
2184
|
|
|
2185 if (got_int)
|
|
|
2186 {
|
|
|
2187 if (!(flags & READ_DUMMY))
|
|
|
2188 {
|
|
|
2189 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2190 if (newfile)
|
|
|
2191 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2192 }
|
|
|
2193 msg_scroll = msg_save;
|
|
|
2194 #ifdef FEAT_VIMINFO
|
|
|
2195 check_marks_read();
|
|
|
2196 #endif
|
|
|
2197 return OK; /* an interrupt isn't really an error */
|
|
|
2198 }
|
|
|
2199
|
|
|
2200 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2201 {
|
|
|
2202 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2203 c = FALSE;
|
|
|
2204
|
|
|
2205 #ifdef UNIX
|
|
|
2206 # ifdef S_ISFIFO
|
|
|
2207 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2208 {
|
|
|
2209 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2210 c = TRUE;
|
|
|
2211 }
|
|
|
2212 # else
|
|
|
2213 # ifdef S_IFIFO
|
|
|
2214 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2215 {
|
|
|
2216 STRCAT(IObuff, _("[fifo]"));
|
|
|
2217 c = TRUE;
|
|
|
2218 }
|
|
|
2219 # endif
|
|
|
2220 # ifdef S_IFSOCK
|
|
|
2221 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2222 {
|
|
|
2223 STRCAT(IObuff, _("[socket]"));
|
|
|
2224 c = TRUE;
|
|
|
2225 }
|
|
|
2226 # endif
|
|
|
2227 # endif
|
|
|
2228 #endif
|
|
|
2229 if (curbuf->b_p_ro)
|
|
|
2230 {
|
|
|
2231 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2232 c = TRUE;
|
|
|
2233 }
|
|
|
2234 if (read_no_eol_lnum)
|
|
|
2235 {
|
|
|
2236 msg_add_eol();
|
|
|
2237 c = TRUE;
|
|
|
2238 }
|
|
|
2239 if (ff_error == EOL_DOS)
|
|
|
2240 {
|
|
|
2241 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2242 c = TRUE;
|
|
|
2243 }
|
|
|
2244 if (ff_error == EOL_MAC)
|
|
|
2245 {
|
|
|
2246 STRCAT(IObuff, _("[NL found]"));
|
|
|
2247 c = TRUE;
|
|
|
2248 }
|
|
|
2249 if (split)
|
|
|
2250 {
|
|
|
2251 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2252 c = TRUE;
|
|
|
2253 }
|
|
|
2254 #ifdef FEAT_MBYTE
|
|
|
2255 if (notconverted)
|
|
|
2256 {
|
|
|
2257 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2258 c = TRUE;
|
|
|
2259 }
|
|
|
2260 else if (converted)
|
|
|
2261 {
|
|
|
2262 STRCAT(IObuff, _("[converted]"));
|
|
|
2263 c = TRUE;
|
|
|
2264 }
|
|
|
2265 #endif
|
|
|
2266 #ifdef FEAT_CRYPT
|
|
|
2267 if (cryptkey != NULL)
|
|
|
2268 {
|
|
|
2269 STRCAT(IObuff, _("[crypted]"));
|
|
|
2270 c = TRUE;
|
|
|
2271 }
|
|
|
2272 #endif
|
|
|
2273 #ifdef FEAT_MBYTE
|
|
595
|
2274 if (conv_error != 0)
|
|
|
2275 {
|
|
|
2276 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2277 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2278 c = TRUE;
|
|
|
2279 }
|
|
|
2280 else if (illegal_byte > 0)
|
|
|
2281 {
|
|
|
2282 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2283 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2284 c = TRUE;
|
|
|
2285 }
|
|
|
2286 else
|
|
|
2287 #endif
|
|
|
2288 if (error)
|
|
|
2289 {
|
|
|
2290 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2291 c = TRUE;
|
|
|
2292 }
|
|
|
2293 if (msg_add_fileformat(fileformat))
|
|
|
2294 c = TRUE;
|
|
|
2295 #ifdef FEAT_CRYPT
|
|
|
2296 if (cryptkey != NULL)
|
|
|
2297 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2298 else
|
|
|
2299 #endif
|
|
|
2300 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2301
|
|
|
2302 vim_free(keep_msg);
|
|
|
2303 keep_msg = NULL;
|
|
|
2304 msg_scrolled_ign = TRUE;
|
|
|
2305 #ifdef ALWAYS_USE_GUI
|
|
|
2306 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2307 * message box (which might be shown when exiting!) */
|
|
|
2308 if (read_stdin || read_buffer)
|
|
|
2309 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2310 else
|
|
|
2311 #endif
|
|
|
2312 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2313 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2314 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2315 {
|
|
|
2316 /* Need to repeat the message after redrawing when:
|
|
|
2317 * - When reading from stdin (the screen will be cleared next).
|
|
|
2318 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2319 * before redrawing).
|
|
|
2320 * - When the screen was scrolled but there is no wait-return
|
|
|
2321 * prompt. */
|
|
|
2322 set_keep_msg(p);
|
|
|
2323 keep_msg_attr = 0;
|
|
|
2324 }
|
|
|
2325 msg_scrolled_ign = FALSE;
|
|
|
2326 }
|
|
|
2327
|
|
|
2328 /* with errors writing the file requires ":w!" */
|
|
|
2329 if (newfile && (error
|
|
|
2330 #ifdef FEAT_MBYTE
|
|
595
|
2331 || conv_error != 0
|
|
7
|
2332 #endif
|
|
|
2333 ))
|
|
|
2334 curbuf->b_p_ro = TRUE;
|
|
|
2335
|
|
|
2336 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2337
|
|
|
2338 /*
|
|
|
2339 * In Ex mode: cursor at last new line.
|
|
|
2340 * Otherwise: cursor at first new line.
|
|
|
2341 */
|
|
|
2342 if (exmode_active)
|
|
|
2343 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2344 else
|
|
|
2345 curwin->w_cursor.lnum = from + 1;
|
|
|
2346 check_cursor_lnum();
|
|
|
2347 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2348
|
|
|
2349 /*
|
|
|
2350 * Set '[ and '] marks to the newly read lines.
|
|
|
2351 */
|
|
|
2352 curbuf->b_op_start.lnum = from + 1;
|
|
|
2353 curbuf->b_op_start.col = 0;
|
|
|
2354 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2355 curbuf->b_op_end.col = 0;
|
|
|
2356 }
|
|
|
2357 msg_scroll = msg_save;
|
|
|
2358
|
|
|
2359 #ifdef FEAT_VIMINFO
|
|
|
2360 /*
|
|
|
2361 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2362 */
|
|
|
2363 check_marks_read();
|
|
|
2364 #endif
|
|
|
2365
|
|
|
2366 /*
|
|
|
2367 * Trick: We remember if the last line of the read didn't have
|
|
|
2368 * an eol for when writing it again. This is required for
|
|
|
2369 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2370 */
|
|
|
2371 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2372
|
|
167
|
2373 #ifdef FEAT_AUTOCMD
|
|
7
|
2374 if (!read_stdin && !read_buffer)
|
|
|
2375 {
|
|
|
2376 int m = msg_scroll;
|
|
|
2377 int n = msg_scrolled;
|
|
|
2378
|
|
|
2379 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2380 * modified if the format/encoding was automatically detected. */
|
|
|
2381 if (newfile)
|
|
|
2382 save_file_ff(curbuf);
|
|
|
2383
|
|
|
2384 /*
|
|
|
2385 * The output from the autocommands should not overwrite anything and
|
|
|
2386 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2387 * output was done.
|
|
|
2388 */
|
|
|
2389 msg_scroll = TRUE;
|
|
|
2390 if (filtering)
|
|
|
2391 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2392 FALSE, curbuf, eap);
|
|
|
2393 else if (newfile)
|
|
|
2394 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2395 FALSE, curbuf, eap);
|
|
|
2396 else
|
|
|
2397 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2398 FALSE, NULL, eap);
|
|
|
2399 if (msg_scrolled == n)
|
|
|
2400 msg_scroll = m;
|
|
|
2401 #ifdef FEAT_EVAL
|
|
|
2402 if (aborting()) /* autocmds may abort script processing */
|
|
|
2403 return FAIL;
|
|
|
2404 #endif
|
|
|
2405 }
|
|
|
2406 #endif
|
|
|
2407
|
|
|
2408 if (recoverymode && error)
|
|
|
2409 return FAIL;
|
|
|
2410 return OK;
|
|
|
2411 }
|
|
|
2412
|
|
595
|
2413 #ifdef FEAT_MBYTE
|
|
|
2414
|
|
|
2415 /*
|
|
|
2416 * From the current line count and characters read after that, estimate the
|
|
|
2417 * line number where we are now.
|
|
|
2418 * Used for error messages that include a line number.
|
|
|
2419 */
|
|
|
2420 static linenr_T
|
|
|
2421 readfile_linenr(linecnt, p, endp)
|
|
|
2422 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2423 char_u *p; /* start of more bytes read */
|
|
|
2424 char_u *endp; /* end of more bytes read */
|
|
|
2425 {
|
|
|
2426 char_u *s;
|
|
|
2427 linenr_T lnum;
|
|
|
2428
|
|
|
2429 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2430 for (s = p; s < endp; ++s)
|
|
|
2431 if (*s == '\n')
|
|
|
2432 ++lnum;
|
|
|
2433 return lnum;
|
|
|
2434 }
|
|
|
2435 #endif
|
|
|
2436
|
|
7
|
2437 /*
|
|
612
|
2438 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2439 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2440 * Returns OK or FAIL.
|
|
|
2441 */
|
|
|
2442 int
|
|
|
2443 prep_exarg(eap, buf)
|
|
|
2444 exarg_T *eap;
|
|
|
2445 buf_T *buf;
|
|
|
2446 {
|
|
|
2447 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2448 #ifdef FEAT_MBYTE
|
|
|
2449 + STRLEN(buf->b_p_fenc)
|
|
|
2450 #endif
|
|
|
2451 + 15));
|
|
|
2452 if (eap->cmd == NULL)
|
|
|
2453 return FAIL;
|
|
|
2454
|
|
|
2455 #ifdef FEAT_MBYTE
|
|
|
2456 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2457 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2458 eap->bad_char = buf->b_bad_char;
|
|
7
|
2459 #else
|
|
|
2460 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2461 #endif
|
|
|
2462 eap->force_ff = 7;
|
|
612
|
2463
|
|
|
2464 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
|
2465 eap->forceit = FALSE;
|
|
7
|
2466 return OK;
|
|
|
2467 }
|
|
|
2468
|
|
|
2469 #ifdef FEAT_MBYTE
|
|
|
2470 /*
|
|
|
2471 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2472 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2473 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2474 * NULL.
|
|
|
2475 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2476 */
|
|
|
2477 static char_u *
|
|
|
2478 next_fenc(pp)
|
|
|
2479 char_u **pp;
|
|
|
2480 {
|
|
|
2481 char_u *p;
|
|
|
2482 char_u *r;
|
|
|
2483
|
|
|
2484 if (**pp == NUL)
|
|
|
2485 {
|
|
|
2486 *pp = NULL;
|
|
|
2487 return (char_u *)"";
|
|
|
2488 }
|
|
|
2489 p = vim_strchr(*pp, ',');
|
|
|
2490 if (p == NULL)
|
|
|
2491 {
|
|
|
2492 r = enc_canonize(*pp);
|
|
|
2493 *pp += STRLEN(*pp);
|
|
|
2494 }
|
|
|
2495 else
|
|
|
2496 {
|
|
|
2497 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2498 *pp = p + 1;
|
|
|
2499 if (r != NULL)
|
|
|
2500 {
|
|
|
2501 p = enc_canonize(r);
|
|
|
2502 vim_free(r);
|
|
|
2503 r = p;
|
|
|
2504 }
|
|
|
2505 }
|
|
|
2506 if (r == NULL) /* out of memory */
|
|
|
2507 {
|
|
|
2508 r = (char_u *)"";
|
|
|
2509 *pp = NULL;
|
|
|
2510 }
|
|
|
2511 return r;
|
|
|
2512 }
|
|
|
2513
|
|
|
2514 # ifdef FEAT_EVAL
|
|
|
2515 /*
|
|
|
2516 * Convert a file with the 'charconvert' expression.
|
|
|
2517 * This closes the file which is to be read, converts it and opens the
|
|
|
2518 * resulting file for reading.
|
|
|
2519 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2520 * after reading it).
|
|
|
2521 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2522 */
|
|
|
2523 static char_u *
|
|
|
2524 readfile_charconvert(fname, fenc, fdp)
|
|
|
2525 char_u *fname; /* name of input file */
|
|
|
2526 char_u *fenc; /* converted from */
|
|
|
2527 int *fdp; /* in/out: file descriptor of file */
|
|
|
2528 {
|
|
|
2529 char_u *tmpname;
|
|
|
2530 char_u *errmsg = NULL;
|
|
|
2531
|
|
|
2532 tmpname = vim_tempname('r');
|
|
|
2533 if (tmpname == NULL)
|
|
|
2534 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2535 else
|
|
|
2536 {
|
|
|
2537 close(*fdp); /* close the input file, ignore errors */
|
|
|
2538 *fdp = -1;
|
|
|
2539 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2540 fname, tmpname) == FAIL)
|
|
|
2541 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2542 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2543 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2544 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2545 }
|
|
|
2546
|
|
|
2547 if (errmsg != NULL)
|
|
|
2548 {
|
|
|
2549 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2550 * another type of conversion might still work. */
|
|
|
2551 MSG(errmsg);
|
|
|
2552 if (tmpname != NULL)
|
|
|
2553 {
|
|
|
2554 mch_remove(tmpname); /* delete converted file */
|
|
|
2555 vim_free(tmpname);
|
|
|
2556 tmpname = NULL;
|
|
|
2557 }
|
|
|
2558 }
|
|
|
2559
|
|
|
2560 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2561 if (*fdp < 0)
|
|
|
2562 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2563
|
|
|
2564 return tmpname;
|
|
|
2565 }
|
|
|
2566 # endif
|
|
|
2567
|
|
|
2568 #endif
|
|
|
2569
|
|
|
2570 #ifdef FEAT_VIMINFO
|
|
|
2571 /*
|
|
|
2572 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2573 * buffer marks and the buffer has a name.
|
|
|
2574 */
|
|
|
2575 static void
|
|
|
2576 check_marks_read()
|
|
|
2577 {
|
|
|
2578 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2579 && curbuf->b_ffname != NULL)
|
|
|
2580 read_viminfo(NULL, FALSE, TRUE, FALSE);
|
|
|
2581
|
|
|
2582 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2583 * the ' parameter after opening a buffer. */
|
|
|
2584 curbuf->b_marks_read = TRUE;
|
|
|
2585 }
|
|
|
2586 #endif
|
|
|
2587
|
|
|
2588 #ifdef FEAT_CRYPT
|
|
|
2589 /*
|
|
|
2590 * Check for magic number used for encryption.
|
|
|
2591 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2592 * *filesizep are updated.
|
|
|
2593 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2594 */
|
|
|
2595 static char_u *
|
|
|
2596 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2597 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2598 char_u *ptr; /* pointer to read bytes */
|
|
|
2599 long *sizep; /* length of read bytes */
|
|
|
2600 long *filesizep; /* nr of bytes used from file */
|
|
|
2601 int newfile; /* editing a new buffer */
|
|
|
2602 {
|
|
|
2603 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2604 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2605 {
|
|
|
2606 if (cryptkey == NULL)
|
|
|
2607 {
|
|
|
2608 if (*curbuf->b_p_key)
|
|
|
2609 cryptkey = curbuf->b_p_key;
|
|
|
2610 else
|
|
|
2611 {
|
|
|
2612 /* When newfile is TRUE, store the typed key
|
|
|
2613 * in the 'key' option and don't free it. */
|
|
|
2614 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2615 /* check if empty key entered */
|
|
|
2616 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2617 {
|
|
|
2618 if (cryptkey != curbuf->b_p_key)
|
|
|
2619 vim_free(cryptkey);
|
|
|
2620 cryptkey = NULL;
|
|
|
2621 }
|
|
|
2622 }
|
|
|
2623 }
|
|
|
2624
|
|
|
2625 if (cryptkey != NULL)
|
|
|
2626 {
|
|
|
2627 crypt_init_keys(cryptkey);
|
|
|
2628
|
|
|
2629 /* Remove magic number from the text */
|
|
|
2630 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2631 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2632 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2633 }
|
|
|
2634 }
|
|
|
2635 /* When starting to edit a new file which does not have
|
|
|
2636 * encryption, clear the 'key' option, except when
|
|
|
2637 * starting up (called with -x argument) */
|
|
|
2638 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2639 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2640
|
|
|
2641 return cryptkey;
|
|
|
2642 }
|
|
|
2643 #endif
|
|
|
2644
|
|
|
2645 #ifdef UNIX
|
|
|
2646 static void
|
|
|
2647 set_file_time(fname, atime, mtime)
|
|
|
2648 char_u *fname;
|
|
|
2649 time_t atime; /* access time */
|
|
|
2650 time_t mtime; /* modification time */
|
|
|
2651 {
|
|
|
2652 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2653 struct utimbuf buf;
|
|
|
2654
|
|
|
2655 buf.actime = atime;
|
|
|
2656 buf.modtime = mtime;
|
|
|
2657 (void)utime((char *)fname, &buf);
|
|
|
2658 # else
|
|
|
2659 # if defined(HAVE_UTIMES)
|
|
|
2660 struct timeval tvp[2];
|
|
|
2661
|
|
|
2662 tvp[0].tv_sec = atime;
|
|
|
2663 tvp[0].tv_usec = 0;
|
|
|
2664 tvp[1].tv_sec = mtime;
|
|
|
2665 tvp[1].tv_usec = 0;
|
|
|
2666 # ifdef NeXT
|
|
|
2667 (void)utimes((char *)fname, tvp);
|
|
|
2668 # else
|
|
|
2669 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2670 # endif
|
|
|
2671 # endif
|
|
|
2672 # endif
|
|
|
2673 }
|
|
|
2674 #endif /* UNIX */
|
|
|
2675
|
|
22
|
2676 #if defined(VMS) && !defined(MIN)
|
|
|
2677 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2678 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2679 #endif
|
|
|
2680
|
|
7
|
2681 /*
|
|
589
|
2682 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2683 *
|
|
|
2684 * We do our own buffering here because fwrite() is so slow.
|
|
|
2685 *
|
|
589
|
2686 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2687 * In case of an error everything possible is done to restore the original
|
|
|
2688 * file. But when "forceit" is TRUE, we risk loosing it.
|
|
|
2689 *
|
|
|
2690 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2691 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2692 *
|
|
|
2693 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2694 *
|
|
|
2695 * return FAIL for failure, OK otherwise
|
|
|
2696 */
|
|
|
2697 int
|
|
|
2698 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2699 reset_changed, filtering)
|
|
|
2700 buf_T *buf;
|
|
|
2701 char_u *fname;
|
|
|
2702 char_u *sfname;
|
|
|
2703 linenr_T start, end;
|
|
|
2704 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2705 NULL! */
|
|
589
|
2706 int append; /* append to the file */
|
|
7
|
2707 int forceit;
|
|
|
2708 int reset_changed;
|
|
|
2709 int filtering;
|
|
|
2710 {
|
|
|
2711 int fd;
|
|
|
2712 char_u *backup = NULL;
|
|
|
2713 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2714 int dobackup;
|
|
|
2715 char_u *ffname;
|
|
|
2716 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2717 char_u *s;
|
|
|
2718 char_u *ptr;
|
|
|
2719 char_u c;
|
|
|
2720 int len;
|
|
|
2721 linenr_T lnum;
|
|
|
2722 long nchars;
|
|
|
2723 char_u *errmsg = NULL;
|
|
|
2724 char_u *errnum = NULL;
|
|
|
2725 char_u *buffer;
|
|
|
2726 char_u smallbuf[SMBUFSIZE];
|
|
|
2727 char_u *backup_ext;
|
|
|
2728 int bufsize;
|
|
|
2729 long perm; /* file permissions */
|
|
|
2730 int retval = OK;
|
|
|
2731 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2732 int msg_save = msg_scroll;
|
|
|
2733 int overwriting; /* TRUE if writing over original */
|
|
|
2734 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2735 int device = FALSE; /* writing to a device */
|
|
|
2736 struct stat st_old;
|
|
|
2737 int prev_got_int = got_int;
|
|
|
2738 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2739 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2740 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2741 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2742 #endif
|
|
|
2743 /* writing everything */
|
|
|
2744 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2745 #ifdef FEAT_AUTOCMD
|
|
|
2746 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2747 #endif
|
|
|
2748 int attr;
|
|
|
2749 int fileformat;
|
|
|
2750 int write_bin;
|
|
|
2751 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2752 #ifdef FEAT_MBYTE
|
|
|
2753 int converted = FALSE;
|
|
|
2754 int notconverted = FALSE;
|
|
|
2755 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2756 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2757 #endif
|
|
|
2758 #ifdef HAS_BW_FLAGS
|
|
|
2759 int wb_flags = 0;
|
|
|
2760 #endif
|
|
|
2761 #ifdef HAVE_ACL
|
|
|
2762 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2763 backup or new file */
|
|
|
2764 #endif
|
|
|
2765
|
|
|
2766 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2767 return FAIL;
|
|
|
2768
|
|
|
2769 /*
|
|
|
2770 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2771 * security reasons.
|
|
|
2772 */
|
|
|
2773 if (check_secure())
|
|
|
2774 return FAIL;
|
|
|
2775
|
|
|
2776 /* Avoid a crash for a long name. */
|
|
|
2777 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2778 {
|
|
|
2779 EMSG(_(e_longname));
|
|
|
2780 return FAIL;
|
|
|
2781 }
|
|
|
2782
|
|
|
2783 #ifdef FEAT_MBYTE
|
|
|
2784 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2785 write_info.bw_conv_buf = NULL;
|
|
|
2786 write_info.bw_conv_error = FALSE;
|
|
|
2787 write_info.bw_restlen = 0;
|
|
|
2788 # ifdef USE_ICONV
|
|
|
2789 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2790 # endif
|
|
|
2791 #endif
|
|
|
2792
|
|
167
|
2793 /* After writing a file changedtick changes but we don't want to display
|
|
|
2794 * the line. */
|
|
|
2795 ex_no_reprint = TRUE;
|
|
|
2796
|
|
7
|
2797 /*
|
|
|
2798 * If there is no file name yet, use the one for the written file.
|
|
|
2799 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
2800 * Don't do this when the write is for a filter command.
|
|
589
|
2801 * Don't do this when appending.
|
|
|
2802 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
2803 */
|
|
|
2804 if (reset_changed
|
|
|
2805 && whole
|
|
|
2806 && buf == curbuf
|
|
236
|
2807 #ifdef FEAT_QUICKFIX
|
|
|
2808 && !bt_nofile(buf)
|
|
|
2809 #endif
|
|
|
2810 && buf->b_ffname == NULL
|
|
7
|
2811 && !filtering
|
|
589
|
2812 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
2813 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
2814 {
|
|
|
2815 #ifdef FEAT_AUTOCMD
|
|
|
2816 /* It's like the unnamed buffer is deleted.... */
|
|
|
2817 if (curbuf->b_p_bl)
|
|
|
2818 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
2819 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
2820 #ifdef FEAT_EVAL
|
|
|
2821 if (aborting()) /* autocmds may abort script processing */
|
|
|
2822 return FAIL;
|
|
|
2823 #endif
|
|
|
2824 #endif
|
|
|
2825 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
2826 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
2827 #ifdef FEAT_AUTOCMD
|
|
|
2828 /* ....and a new named one is created */
|
|
|
2829 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
2830 if (curbuf->b_p_bl)
|
|
|
2831 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
2832 #endif
|
|
|
2833 }
|
|
|
2834
|
|
|
2835 if (sfname == NULL)
|
|
|
2836 sfname = fname;
|
|
|
2837 /*
|
|
|
2838 * For Unix: Use the short file name whenever possible.
|
|
|
2839 * Avoids problems with networks and when directory names are changed.
|
|
|
2840 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
2841 * another directory, which we don't detect
|
|
|
2842 */
|
|
|
2843 ffname = fname; /* remember full fname */
|
|
|
2844 #ifdef UNIX
|
|
|
2845 fname = sfname;
|
|
|
2846 #endif
|
|
|
2847
|
|
|
2848 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
2849 overwriting = TRUE;
|
|
|
2850 else
|
|
|
2851 overwriting = FALSE;
|
|
|
2852
|
|
|
2853 if (exiting)
|
|
|
2854 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
2855
|
|
|
2856 ++no_wait_return; /* don't wait for return yet */
|
|
|
2857
|
|
|
2858 /*
|
|
|
2859 * Set '[ and '] marks to the lines to be written.
|
|
|
2860 */
|
|
|
2861 buf->b_op_start.lnum = start;
|
|
|
2862 buf->b_op_start.col = 0;
|
|
|
2863 buf->b_op_end.lnum = end;
|
|
|
2864 buf->b_op_end.col = 0;
|
|
|
2865
|
|
|
2866 #ifdef FEAT_AUTOCMD
|
|
|
2867 {
|
|
|
2868 aco_save_T aco;
|
|
|
2869 int buf_ffname = FALSE;
|
|
|
2870 int buf_sfname = FALSE;
|
|
|
2871 int buf_fname_f = FALSE;
|
|
|
2872 int buf_fname_s = FALSE;
|
|
|
2873 int did_cmd = FALSE;
|
|
17
|
2874 int nofile_err = FALSE;
|
|
161
|
2875 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
2876
|
|
|
2877 /*
|
|
|
2878 * Apply PRE aucocommands.
|
|
|
2879 * Set curbuf to the buffer to be written.
|
|
|
2880 * Careful: The autocommands may call buf_write() recursively!
|
|
|
2881 */
|
|
|
2882 if (ffname == buf->b_ffname)
|
|
|
2883 buf_ffname = TRUE;
|
|
|
2884 if (sfname == buf->b_sfname)
|
|
|
2885 buf_sfname = TRUE;
|
|
|
2886 if (fname == buf->b_ffname)
|
|
|
2887 buf_fname_f = TRUE;
|
|
|
2888 if (fname == buf->b_sfname)
|
|
|
2889 buf_fname_s = TRUE;
|
|
|
2890
|
|
|
2891 /* set curwin/curbuf to buf and save a few things */
|
|
|
2892 aucmd_prepbuf(&aco, buf);
|
|
|
2893
|
|
|
2894 if (append)
|
|
|
2895 {
|
|
|
2896 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
2897 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2898 {
|
|
18
|
2899 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2900 nofile_err = TRUE;
|
|
|
2901 else
|
|
|
2902 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
2903 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2904 }
|
|
7
|
2905 }
|
|
|
2906 else if (filtering)
|
|
|
2907 {
|
|
|
2908 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
2909 NULL, sfname, FALSE, curbuf, eap);
|
|
|
2910 }
|
|
|
2911 else if (reset_changed && whole)
|
|
|
2912 {
|
|
|
2913 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
2914 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2915 {
|
|
179
|
2916 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2917 nofile_err = TRUE;
|
|
|
2918 else
|
|
|
2919 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
2920 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2921 }
|
|
7
|
2922 }
|
|
|
2923 else
|
|
|
2924 {
|
|
|
2925 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
2926 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
2927 {
|
|
179
|
2928 if (overwriting && bt_nofile(curbuf))
|
|
17
|
2929 nofile_err = TRUE;
|
|
|
2930 else
|
|
|
2931 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
2932 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
2933 }
|
|
7
|
2934 }
|
|
|
2935
|
|
|
2936 /* restore curwin/curbuf and a few other things */
|
|
|
2937 aucmd_restbuf(&aco);
|
|
|
2938
|
|
|
2939 /*
|
|
|
2940 * In three situations we return here and don't write the file:
|
|
|
2941 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
2942 * 2. The autocommands abort script processing.
|
|
|
2943 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
2944 */
|
|
|
2945 if (!buf_valid(buf))
|
|
|
2946 buf = NULL;
|
|
161
|
2947 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
2948 || did_cmd || nofile_err
|
|
|
2949 #ifdef FEAT_EVAL
|
|
|
2950 || aborting()
|
|
|
2951 #endif
|
|
|
2952 )
|
|
7
|
2953 {
|
|
|
2954 --no_wait_return;
|
|
|
2955 msg_scroll = msg_save;
|
|
17
|
2956 if (nofile_err)
|
|
|
2957 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
2958
|
|
532
|
2959 if (nofile_err
|
|
|
2960 #ifdef FEAT_EVAL
|
|
|
2961 || aborting()
|
|
|
2962 #endif
|
|
|
2963 )
|
|
7
|
2964 /* An aborting error, interrupt or exception in the
|
|
|
2965 * autocommands. */
|
|
|
2966 return FAIL;
|
|
|
2967 if (did_cmd)
|
|
|
2968 {
|
|
|
2969 if (buf == NULL)
|
|
|
2970 /* The buffer was deleted. We assume it was written
|
|
|
2971 * (can't retry anyway). */
|
|
|
2972 return OK;
|
|
|
2973 if (overwriting)
|
|
|
2974 {
|
|
|
2975 /* Assume the buffer was written, update the timestamp. */
|
|
|
2976 ml_timestamp(buf);
|
|
589
|
2977 if (append)
|
|
|
2978 buf->b_flags &= ~BF_NEW;
|
|
|
2979 else
|
|
|
2980 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
2981 }
|
|
589
|
2982 if (reset_changed && buf->b_changed && !append
|
|
39
|
2983 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
2984 /* Buffer still changed, the autocommands didn't work
|
|
|
2985 * properly. */
|
|
|
2986 return FAIL;
|
|
|
2987 return OK;
|
|
|
2988 }
|
|
|
2989 #ifdef FEAT_EVAL
|
|
|
2990 if (!aborting())
|
|
|
2991 #endif
|
|
|
2992 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
2993 return FAIL;
|
|
|
2994 }
|
|
|
2995
|
|
|
2996 /*
|
|
|
2997 * The autocommands may have changed the number of lines in the file.
|
|
|
2998 * When writing the whole file, adjust the end.
|
|
|
2999 * When writing part of the file, assume that the autocommands only
|
|
|
3000 * changed the number of lines that are to be written (tricky!).
|
|
|
3001 */
|
|
|
3002 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3003 {
|
|
|
3004 if (whole) /* write all */
|
|
|
3005 end = buf->b_ml.ml_line_count;
|
|
|
3006 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3007 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3008 else /* less lines */
|
|
|
3009 {
|
|
|
3010 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3011 if (end < start)
|
|
|
3012 {
|
|
|
3013 --no_wait_return;
|
|
|
3014 msg_scroll = msg_save;
|
|
|
3015 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3016 return FAIL;
|
|
|
3017 }
|
|
|
3018 }
|
|
|
3019 }
|
|
|
3020
|
|
|
3021 /*
|
|
|
3022 * The autocommands may have changed the name of the buffer, which may
|
|
|
3023 * be kept in fname, ffname and sfname.
|
|
|
3024 */
|
|
|
3025 if (buf_ffname)
|
|
|
3026 ffname = buf->b_ffname;
|
|
|
3027 if (buf_sfname)
|
|
|
3028 sfname = buf->b_sfname;
|
|
|
3029 if (buf_fname_f)
|
|
|
3030 fname = buf->b_ffname;
|
|
|
3031 if (buf_fname_s)
|
|
|
3032 fname = buf->b_sfname;
|
|
|
3033 }
|
|
|
3034 #endif
|
|
|
3035
|
|
|
3036 #ifdef FEAT_NETBEANS_INTG
|
|
|
3037 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3038 {
|
|
|
3039 if (whole)
|
|
|
3040 {
|
|
|
3041 /*
|
|
|
3042 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3043 * the buffer to NetBeans.
|
|
|
3044 */
|
|
|
3045 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3046 {
|
|
33
|
3047 --no_wait_return; /* may wait for return now */
|
|
|
3048 msg_scroll = msg_save;
|
|
|
3049 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3050 return retval;
|
|
|
3051 }
|
|
|
3052 else
|
|
|
3053 {
|
|
|
3054 errnum = (char_u *)"E656: ";
|
|
|
3055 errmsg = (char_u *)_("NetBeans dissallows writes of unmodified buffers");
|
|
|
3056 buffer = NULL;
|
|
|
3057 goto fail;
|
|
|
3058 }
|
|
|
3059 }
|
|
|
3060 else
|
|
|
3061 {
|
|
|
3062 errnum = (char_u *)"E657: ";
|
|
|
3063 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3064 buffer = NULL;
|
|
|
3065 goto fail;
|
|
|
3066 }
|
|
|
3067 }
|
|
|
3068 #endif
|
|
|
3069
|
|
|
3070 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3071 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3072 else
|
|
|
3073 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3074 if (!filtering)
|
|
|
3075 filemess(buf,
|
|
|
3076 #ifndef UNIX
|
|
|
3077 sfname,
|
|
|
3078 #else
|
|
|
3079 fname,
|
|
|
3080 #endif
|
|
|
3081 (char_u *)"", 0); /* show that we are busy */
|
|
|
3082 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3083
|
|
|
3084 buffer = alloc(BUFSIZE);
|
|
|
3085 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3086 * one (to be able to write when out of
|
|
|
3087 * memory) */
|
|
|
3088 {
|
|
|
3089 buffer = smallbuf;
|
|
|
3090 bufsize = SMBUFSIZE;
|
|
|
3091 }
|
|
|
3092 else
|
|
|
3093 bufsize = BUFSIZE;
|
|
|
3094
|
|
|
3095 /*
|
|
|
3096 * Get information about original file (if there is one).
|
|
|
3097 */
|
|
|
3098 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3099 st_old.st_dev = st_old.st_ino = 0;
|
|
|
3100 perm = -1;
|
|
|
3101 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3102 newfile = TRUE;
|
|
|
3103 else
|
|
|
3104 {
|
|
|
3105 perm = st_old.st_mode;
|
|
|
3106 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3107 {
|
|
|
3108 if (S_ISDIR(st_old.st_mode))
|
|
|
3109 {
|
|
|
3110 errnum = (char_u *)"E502: ";
|
|
|
3111 errmsg = (char_u *)_("is a directory");
|
|
|
3112 goto fail;
|
|
|
3113 }
|
|
|
3114 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3115 {
|
|
|
3116 errnum = (char_u *)"E503: ";
|
|
|
3117 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3118 goto fail;
|
|
|
3119 }
|
|
|
3120 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3121 * but for which we can't make a backup. */
|
|
|
3122 device = TRUE;
|
|
|
3123 newfile = TRUE;
|
|
|
3124 perm = -1;
|
|
|
3125 }
|
|
|
3126 }
|
|
|
3127 #else /* !UNIX */
|
|
|
3128 /*
|
|
|
3129 * Check for a writable device name.
|
|
|
3130 */
|
|
|
3131 c = mch_nodetype(fname);
|
|
|
3132 if (c == NODE_OTHER)
|
|
|
3133 {
|
|
|
3134 errnum = (char_u *)"E503: ";
|
|
|
3135 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3136 goto fail;
|
|
|
3137 }
|
|
|
3138 if (c == NODE_WRITABLE)
|
|
|
3139 {
|
|
|
3140 device = TRUE;
|
|
|
3141 newfile = TRUE;
|
|
|
3142 perm = -1;
|
|
|
3143 }
|
|
|
3144 else
|
|
|
3145 {
|
|
|
3146 perm = mch_getperm(fname);
|
|
|
3147 if (perm < 0)
|
|
|
3148 newfile = TRUE;
|
|
|
3149 else if (mch_isdir(fname))
|
|
|
3150 {
|
|
|
3151 errnum = (char_u *)"E502: ";
|
|
|
3152 errmsg = (char_u *)_("is a directory");
|
|
|
3153 goto fail;
|
|
|
3154 }
|
|
|
3155 if (overwriting)
|
|
|
3156 (void)mch_stat((char *)fname, &st_old);
|
|
|
3157 }
|
|
|
3158 #endif /* !UNIX */
|
|
|
3159
|
|
|
3160 if (!device && !newfile)
|
|
|
3161 {
|
|
|
3162 /*
|
|
|
3163 * Check if the file is really writable (when renaming the file to
|
|
|
3164 * make a backup we won't discover it later).
|
|
|
3165 */
|
|
|
3166 file_readonly = (
|
|
|
3167 # ifdef USE_MCH_ACCESS
|
|
|
3168 # ifdef UNIX
|
|
|
3169 (perm & 0222) == 0 ||
|
|
|
3170 # endif
|
|
|
3171 mch_access((char *)fname, W_OK)
|
|
|
3172 # else
|
|
|
3173 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
3174 ? TRUE : (close(fd), FALSE)
|
|
|
3175 # endif
|
|
|
3176 );
|
|
|
3177 if (!forceit && file_readonly)
|
|
|
3178 {
|
|
|
3179 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3180 {
|
|
|
3181 errnum = (char_u *)"E504: ";
|
|
|
3182 errmsg = (char_u *)_(err_readonly);
|
|
|
3183 }
|
|
|
3184 else
|
|
|
3185 {
|
|
|
3186 errnum = (char_u *)"E505: ";
|
|
|
3187 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3188 }
|
|
|
3189 goto fail;
|
|
|
3190 }
|
|
|
3191
|
|
|
3192 /*
|
|
|
3193 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3194 */
|
|
|
3195 if (overwriting)
|
|
|
3196 {
|
|
|
3197 retval = check_mtime(buf, &st_old);
|
|
|
3198 if (retval == FAIL)
|
|
|
3199 goto fail;
|
|
|
3200 }
|
|
|
3201 }
|
|
|
3202
|
|
|
3203 #ifdef HAVE_ACL
|
|
|
3204 /*
|
|
|
3205 * For systems that support ACL: get the ACL from the original file.
|
|
|
3206 */
|
|
|
3207 if (!newfile)
|
|
|
3208 acl = mch_get_acl(fname);
|
|
|
3209 #endif
|
|
|
3210
|
|
|
3211 /*
|
|
|
3212 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3213 */
|
|
|
3214 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3215 #ifdef FEAT_WILDIGN
|
|
|
3216 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3217 dobackup = FALSE;
|
|
|
3218 #endif
|
|
|
3219
|
|
|
3220 /*
|
|
|
3221 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3222 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3223 * abort it.
|
|
|
3224 */
|
|
|
3225 prev_got_int = got_int;
|
|
|
3226 got_int = FALSE;
|
|
|
3227
|
|
|
3228 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3229 buf->b_saving = TRUE;
|
|
|
3230
|
|
|
3231 /*
|
|
|
3232 * If we are not appending or filtering, the file exists, and the
|
|
|
3233 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3234 * When 'patchmode' is set also make a backup when appending.
|
|
|
3235 *
|
|
|
3236 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3237 * off. This helps when editing large files on almost-full disks.
|
|
|
3238 */
|
|
|
3239 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3240 {
|
|
|
3241 #if defined(UNIX) || defined(WIN32)
|
|
|
3242 struct stat st;
|
|
|
3243 #endif
|
|
|
3244
|
|
|
3245 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3246 backup_copy = TRUE;
|
|
|
3247 #if defined(UNIX) || defined(WIN32)
|
|
|
3248 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3249 {
|
|
|
3250 int i;
|
|
|
3251
|
|
|
3252 # ifdef UNIX
|
|
|
3253 /*
|
|
|
3254 * Don't rename the file when:
|
|
|
3255 * - it's a hard link
|
|
|
3256 * - it's a symbolic link
|
|
|
3257 * - we don't have write permission in the directory
|
|
|
3258 * - we can't set the owner/group of the new file
|
|
|
3259 */
|
|
|
3260 if (st_old.st_nlink > 1
|
|
|
3261 || mch_lstat((char *)fname, &st) < 0
|
|
|
3262 || st.st_dev != st_old.st_dev
|
|
557
|
3263 || st.st_ino != st_old.st_ino
|
|
|
3264 # ifndef HAVE_FCHOWN
|
|
|
3265 || st.st_uid != st_old.st_uid
|
|
|
3266 || st.st_gid != st_old.st_gid
|
|
|
3267 # endif
|
|
|
3268 )
|
|
7
|
3269 backup_copy = TRUE;
|
|
|
3270 else
|
|
|
3271 # endif
|
|
|
3272 {
|
|
|
3273 /*
|
|
|
3274 * Check if we can create a file and set the owner/group to
|
|
|
3275 * the ones from the original file.
|
|
|
3276 * First find a file name that doesn't exist yet (use some
|
|
|
3277 * arbitrary numbers).
|
|
|
3278 */
|
|
|
3279 STRCPY(IObuff, fname);
|
|
|
3280 for (i = 4913; ; i += 123)
|
|
|
3281 {
|
|
|
3282 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3283 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3284 break;
|
|
|
3285 }
|
|
557
|
3286 fd = mch_open((char *)IObuff,
|
|
|
3287 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3288 if (fd < 0) /* can't write in directory */
|
|
|
3289 backup_copy = TRUE;
|
|
|
3290 else
|
|
|
3291 {
|
|
|
3292 # ifdef UNIX
|
|
557
|
3293 # ifdef HAVE_FCHOWN
|
|
|
3294 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
3295 # endif
|
|
7
|
3296 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3297 || st.st_uid != st_old.st_uid
|
|
|
3298 || st.st_gid != st_old.st_gid
|
|
|
3299 || st.st_mode != perm)
|
|
|
3300 backup_copy = TRUE;
|
|
|
3301 # endif
|
|
567
|
3302 /* Close the file before removing it, on MS-Windows we
|
|
|
3303 * can't delete an open file. */
|
|
|
3304 close(fd);
|
|
7
|
3305 mch_remove(IObuff);
|
|
|
3306 }
|
|
|
3307 }
|
|
|
3308 }
|
|
|
3309
|
|
|
3310 # ifdef UNIX
|
|
|
3311 /*
|
|
|
3312 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3313 */
|
|
|
3314 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3315 {
|
|
|
3316 int lstat_res;
|
|
|
3317
|
|
|
3318 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3319
|
|
|
3320 /* Symlinks. */
|
|
|
3321 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3322 && lstat_res == 0
|
|
|
3323 && st.st_ino != st_old.st_ino)
|
|
|
3324 backup_copy = FALSE;
|
|
|
3325
|
|
|
3326 /* Hardlinks. */
|
|
|
3327 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3328 && st_old.st_nlink > 1
|
|
|
3329 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3330 backup_copy = FALSE;
|
|
|
3331 }
|
|
|
3332 #endif
|
|
|
3333
|
|
|
3334 #endif
|
|
|
3335
|
|
|
3336 /* make sure we have a valid backup extension to use */
|
|
|
3337 if (*p_bex == NUL)
|
|
|
3338 {
|
|
|
3339 #ifdef RISCOS
|
|
|
3340 backup_ext = (char_u *)"/bak";
|
|
|
3341 #else
|
|
|
3342 backup_ext = (char_u *)".bak";
|
|
|
3343 #endif
|
|
|
3344 }
|
|
|
3345 else
|
|
|
3346 backup_ext = p_bex;
|
|
|
3347
|
|
|
3348 if (backup_copy
|
|
|
3349 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3350 {
|
|
|
3351 int bfd;
|
|
|
3352 char_u *copybuf, *wp;
|
|
|
3353 int some_error = FALSE;
|
|
|
3354 struct stat st_new;
|
|
|
3355 char_u *dirp;
|
|
|
3356 char_u *rootname;
|
|
344
|
3357 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3358 int did_set_shortname;
|
|
|
3359 #endif
|
|
|
3360
|
|
|
3361 copybuf = alloc(BUFSIZE + 1);
|
|
|
3362 if (copybuf == NULL)
|
|
|
3363 {
|
|
|
3364 some_error = TRUE; /* out of memory */
|
|
|
3365 goto nobackup;
|
|
|
3366 }
|
|
|
3367
|
|
|
3368 /*
|
|
|
3369 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3370 *
|
|
|
3371 * Unix semantics has it, that we may have a writable file,
|
|
|
3372 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3373 * - the directory is not writable,
|
|
|
3374 * - the file may be a symbolic link,
|
|
|
3375 * - the file may belong to another user/group, etc.
|
|
|
3376 *
|
|
|
3377 * For these reasons, the existing writable file must be truncated
|
|
|
3378 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3379 */
|
|
|
3380 dirp = p_bdir;
|
|
|
3381 while (*dirp)
|
|
|
3382 {
|
|
|
3383 #ifdef UNIX
|
|
|
3384 st_new.st_ino = 0;
|
|
|
3385 st_new.st_dev = 0;
|
|
|
3386 st_new.st_gid = 0;
|
|
|
3387 #endif
|
|
|
3388
|
|
|
3389 /*
|
|
|
3390 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3391 */
|
|
|
3392 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3393 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3394 if (rootname == NULL)
|
|
|
3395 {
|
|
|
3396 some_error = TRUE; /* out of memory */
|
|
|
3397 goto nobackup;
|
|
|
3398 }
|
|
|
3399
|
|
344
|
3400 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3401 did_set_shortname = FALSE;
|
|
|
3402 #endif
|
|
|
3403
|
|
|
3404 /*
|
|
|
3405 * May try twice if 'shortname' not set.
|
|
|
3406 */
|
|
|
3407 for (;;)
|
|
|
3408 {
|
|
|
3409 /*
|
|
|
3410 * Make backup file name.
|
|
|
3411 */
|
|
|
3412 backup = buf_modname(
|
|
|
3413 #ifdef SHORT_FNAME
|
|
|
3414 TRUE,
|
|
|
3415 #else
|
|
|
3416 (buf->b_p_sn || buf->b_shortname),
|
|
|
3417 #endif
|
|
|
3418 rootname, backup_ext, FALSE);
|
|
|
3419 if (backup == NULL)
|
|
|
3420 {
|
|
|
3421 vim_free(rootname);
|
|
|
3422 some_error = TRUE; /* out of memory */
|
|
|
3423 goto nobackup;
|
|
|
3424 }
|
|
|
3425
|
|
|
3426 /*
|
|
|
3427 * Check if backup file already exists.
|
|
|
3428 */
|
|
|
3429 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3430 {
|
|
|
3431 #ifdef UNIX
|
|
|
3432 /*
|
|
|
3433 * Check if backup file is same as original file.
|
|
|
3434 * May happen when modname() gave the same file back.
|
|
|
3435 * E.g. silly link, or file name-length reached.
|
|
|
3436 * If we don't check here, we either ruin the file
|
|
|
3437 * when copying or erase it after writing. jw.
|
|
|
3438 */
|
|
|
3439 if (st_new.st_dev == st_old.st_dev
|
|
|
3440 && st_new.st_ino == st_old.st_ino)
|
|
|
3441 {
|
|
|
3442 vim_free(backup);
|
|
|
3443 backup = NULL; /* no backup file to delete */
|
|
|
3444 # ifndef SHORT_FNAME
|
|
|
3445 /*
|
|
|
3446 * may try again with 'shortname' set
|
|
|
3447 */
|
|
|
3448 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3449 {
|
|
|
3450 buf->b_shortname = TRUE;
|
|
|
3451 did_set_shortname = TRUE;
|
|
|
3452 continue;
|
|
|
3453 }
|
|
|
3454 /* setting shortname didn't help */
|
|
|
3455 if (did_set_shortname)
|
|
|
3456 buf->b_shortname = FALSE;
|
|
|
3457 # endif
|
|
|
3458 break;
|
|
|
3459 }
|
|
|
3460 #endif
|
|
|
3461
|
|
|
3462 /*
|
|
|
3463 * If we are not going to keep the backup file, don't
|
|
|
3464 * delete an existing one, try to use another name.
|
|
|
3465 * Change one character, just before the extension.
|
|
|
3466 */
|
|
|
3467 if (!p_bk)
|
|
|
3468 {
|
|
|
3469 wp = backup + STRLEN(backup) - 1
|
|
|
3470 - STRLEN(backup_ext);
|
|
|
3471 if (wp < backup) /* empty file name ??? */
|
|
|
3472 wp = backup;
|
|
|
3473 *wp = 'z';
|
|
|
3474 while (*wp > 'a'
|
|
|
3475 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3476 --*wp;
|
|
|
3477 /* They all exist??? Must be something wrong. */
|
|
|
3478 if (*wp == 'a')
|
|
|
3479 {
|
|
|
3480 vim_free(backup);
|
|
|
3481 backup = NULL;
|
|
|
3482 }
|
|
|
3483 }
|
|
|
3484 }
|
|
|
3485 break;
|
|
|
3486 }
|
|
|
3487 vim_free(rootname);
|
|
|
3488
|
|
|
3489 /*
|
|
|
3490 * Try to create the backup file
|
|
|
3491 */
|
|
|
3492 if (backup != NULL)
|
|
|
3493 {
|
|
|
3494 /* remove old backup, if present */
|
|
|
3495 mch_remove(backup);
|
|
|
3496 /* Open with O_EXCL to avoid the file being created while
|
|
|
3497 * we were sleeping (symlink hacker attack?) */
|
|
|
3498 bfd = mch_open((char *)backup,
|
|
557
|
3499 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3500 perm & 0777);
|
|
7
|
3501 if (bfd < 0)
|
|
|
3502 {
|
|
|
3503 vim_free(backup);
|
|
|
3504 backup = NULL;
|
|
|
3505 }
|
|
|
3506 else
|
|
|
3507 {
|
|
|
3508 /* set file protection same as original file, but
|
|
|
3509 * strip s-bit */
|
|
|
3510 (void)mch_setperm(backup, perm & 0777);
|
|
|
3511
|
|
|
3512 #ifdef UNIX
|
|
|
3513 /*
|
|
|
3514 * Try to set the group of the backup same as the
|
|
|
3515 * original file. If this fails, set the protection
|
|
|
3516 * bits for the group same as the protection bits for
|
|
|
3517 * others.
|
|
|
3518 */
|
|
557
|
3519 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3520 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3521 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3522 # endif
|
|
|
3523 )
|
|
|
3524 mch_setperm(backup,
|
|
|
3525 (perm & 0707) | ((perm & 07) << 3));
|
|
|
3526 #endif
|
|
|
3527
|
|
|
3528 /*
|
|
|
3529 * copy the file.
|
|
|
3530 */
|
|
|
3531 write_info.bw_fd = bfd;
|
|
|
3532 write_info.bw_buf = copybuf;
|
|
|
3533 #ifdef HAS_BW_FLAGS
|
|
|
3534 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3535 #endif
|
|
|
3536 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3537 BUFSIZE)) > 0)
|
|
|
3538 {
|
|
|
3539 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3540 {
|
|
|
3541 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3542 break;
|
|
|
3543 }
|
|
|
3544 ui_breakcheck();
|
|
|
3545 if (got_int)
|
|
|
3546 {
|
|
|
3547 errmsg = (char_u *)_(e_interr);
|
|
|
3548 break;
|
|
|
3549 }
|
|
|
3550 }
|
|
|
3551
|
|
|
3552 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3553 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3554 if (write_info.bw_len < 0)
|
|
|
3555 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3556 #ifdef UNIX
|
|
|
3557 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3558 #endif
|
|
|
3559 #ifdef HAVE_ACL
|
|
|
3560 mch_set_acl(backup, acl);
|
|
|
3561 #endif
|
|
|
3562 break;
|
|
|
3563 }
|
|
|
3564 }
|
|
|
3565 }
|
|
|
3566 nobackup:
|
|
|
3567 close(fd); /* ignore errors for closing read file */
|
|
|
3568 vim_free(copybuf);
|
|
|
3569
|
|
|
3570 if (backup == NULL && errmsg == NULL)
|
|
|
3571 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3572 /* ignore errors when forceit is TRUE */
|
|
|
3573 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3574 {
|
|
|
3575 retval = FAIL;
|
|
|
3576 goto fail;
|
|
|
3577 }
|
|
|
3578 errmsg = NULL;
|
|
|
3579 }
|
|
|
3580 else
|
|
|
3581 {
|
|
|
3582 char_u *dirp;
|
|
|
3583 char_u *p;
|
|
|
3584 char_u *rootname;
|
|
|
3585
|
|
|
3586 /*
|
|
|
3587 * Make a backup by renaming the original file.
|
|
|
3588 */
|
|
|
3589 /*
|
|
|
3590 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3591 * overwrite a read-only file. But rename may be possible
|
|
|
3592 * anyway, thus we need an extra check here.
|
|
|
3593 */
|
|
|
3594 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3595 {
|
|
|
3596 errnum = (char_u *)"E504: ";
|
|
|
3597 errmsg = (char_u *)_(err_readonly);
|
|
|
3598 goto fail;
|
|
|
3599 }
|
|
|
3600
|
|
|
3601 /*
|
|
|
3602 *
|
|
|
3603 * Form the backup file name - change path/fo.o.h to
|
|
|
3604 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3605 * that works is used.
|
|
|
3606 */
|
|
|
3607 dirp = p_bdir;
|
|
|
3608 while (*dirp)
|
|
|
3609 {
|
|
|
3610 /*
|
|
|
3611 * Isolate one directory name and make the backup file name.
|
|
|
3612 */
|
|
|
3613 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3614 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3615 if (rootname == NULL)
|
|
|
3616 backup = NULL;
|
|
|
3617 else
|
|
|
3618 {
|
|
|
3619 backup = buf_modname(
|
|
|
3620 #ifdef SHORT_FNAME
|
|
|
3621 TRUE,
|
|
|
3622 #else
|
|
|
3623 (buf->b_p_sn || buf->b_shortname),
|
|
|
3624 #endif
|
|
|
3625 rootname, backup_ext, FALSE);
|
|
|
3626 vim_free(rootname);
|
|
|
3627 }
|
|
|
3628
|
|
|
3629 if (backup != NULL)
|
|
|
3630 {
|
|
|
3631 /*
|
|
|
3632 * If we are not going to keep the backup file, don't
|
|
|
3633 * delete an existing one, try to use another name.
|
|
|
3634 * Change one character, just before the extension.
|
|
|
3635 */
|
|
|
3636 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3637 {
|
|
|
3638 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3639 if (p < backup) /* empty file name ??? */
|
|
|
3640 p = backup;
|
|
|
3641 *p = 'z';
|
|
|
3642 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3643 --*p;
|
|
|
3644 /* They all exist??? Must be something wrong! */
|
|
|
3645 if (*p == 'a')
|
|
|
3646 {
|
|
|
3647 vim_free(backup);
|
|
|
3648 backup = NULL;
|
|
|
3649 }
|
|
|
3650 }
|
|
|
3651 }
|
|
|
3652 if (backup != NULL)
|
|
|
3653 {
|
|
|
3654 /*
|
|
531
|
3655 * Delete any existing backup and move the current version
|
|
|
3656 * to the backup. For safety, we don't remove the backup
|
|
|
3657 * until the write has finished successfully. And if the
|
|
|
3658 * 'backup' option is set, leave it around.
|
|
7
|
3659 */
|
|
|
3660 /*
|
|
|
3661 * If the renaming of the original file to the backup file
|
|
|
3662 * works, quit here.
|
|
|
3663 */
|
|
|
3664 if (vim_rename(fname, backup) == 0)
|
|
|
3665 break;
|
|
|
3666
|
|
|
3667 vim_free(backup); /* don't do the rename below */
|
|
|
3668 backup = NULL;
|
|
|
3669 }
|
|
|
3670 }
|
|
|
3671 if (backup == NULL && !forceit)
|
|
|
3672 {
|
|
|
3673 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3674 goto fail;
|
|
|
3675 }
|
|
|
3676 }
|
|
|
3677 }
|
|
|
3678
|
|
|
3679 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3680 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3681 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3682 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3683 {
|
|
|
3684 perm |= 0200;
|
|
|
3685 (void)mch_setperm(fname, perm);
|
|
|
3686 made_writable = TRUE;
|
|
|
3687 }
|
|
|
3688 #endif
|
|
|
3689
|
|
|
3690 /* When using ":w!" and writing to the current file, readonly makes no
|
|
164
|
3691 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3692 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3693 {
|
|
|
3694 buf->b_p_ro = FALSE;
|
|
|
3695 #ifdef FEAT_TITLE
|
|
|
3696 need_maketitle = TRUE; /* set window title later */
|
|
|
3697 #endif
|
|
|
3698 #ifdef FEAT_WINDOWS
|
|
|
3699 status_redraw_all(); /* redraw status lines later */
|
|
|
3700 #endif
|
|
|
3701 }
|
|
|
3702
|
|
|
3703 if (end > buf->b_ml.ml_line_count)
|
|
|
3704 end = buf->b_ml.ml_line_count;
|
|
|
3705 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3706 start = end + 1;
|
|
|
3707
|
|
|
3708 /*
|
|
|
3709 * If the original file is being overwritten, there is a small chance that
|
|
|
3710 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3711 * This makes all block numbers positive so that recovery does not need
|
|
|
3712 * the original file.
|
|
|
3713 * Don't do this if there is a backup file and we are exiting.
|
|
|
3714 */
|
|
39
|
3715 if (reset_changed && !newfile && overwriting
|
|
7
|
3716 && !(exiting && backup != NULL))
|
|
|
3717 {
|
|
|
3718 ml_preserve(buf, FALSE);
|
|
|
3719 if (got_int)
|
|
|
3720 {
|
|
|
3721 errmsg = (char_u *)_(e_interr);
|
|
|
3722 goto restore_backup;
|
|
|
3723 }
|
|
|
3724 }
|
|
|
3725
|
|
|
3726 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3727 /*
|
|
|
3728 * Before risking to lose the original file verify if there's
|
|
|
3729 * a resource fork to preserve, and if cannot be done warn
|
|
|
3730 * the users. This happens when overwriting without backups.
|
|
|
3731 */
|
|
|
3732 if (backup == NULL && overwriting && !append)
|
|
|
3733 if (mch_has_resource_fork(fname))
|
|
|
3734 {
|
|
|
3735 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3736 goto restore_backup;
|
|
|
3737 }
|
|
|
3738 #endif
|
|
|
3739
|
|
|
3740 #ifdef VMS
|
|
|
3741 vms_remove_version(fname); /* remove version */
|
|
|
3742 #endif
|
|
|
3743 /* Default: write the the file directly. May write to a temp file for
|
|
|
3744 * multi-byte conversion. */
|
|
|
3745 wfname = fname;
|
|
|
3746
|
|
|
3747 #ifdef FEAT_MBYTE
|
|
|
3748 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3749 if (eap != NULL && eap->force_enc != 0)
|
|
|
3750 {
|
|
|
3751 fenc = eap->cmd + eap->force_enc;
|
|
|
3752 fenc = enc_canonize(fenc);
|
|
|
3753 fenc_tofree = fenc;
|
|
|
3754 }
|
|
|
3755 else
|
|
|
3756 fenc = buf->b_p_fenc;
|
|
|
3757
|
|
|
3758 /*
|
|
|
3759 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3760 * 'fileencoding' differs from 'encoding'.
|
|
|
3761 */
|
|
|
3762 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3763
|
|
|
3764 /*
|
|
|
3765 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3766 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3767 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3768 */
|
|
|
3769 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3770 {
|
|
|
3771 wb_flags = get_fio_flags(fenc);
|
|
|
3772 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3773 {
|
|
|
3774 /* Need to allocate a buffer to translate into. */
|
|
|
3775 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3776 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3777 else /* FIO_UCS4 */
|
|
|
3778 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3779 write_info.bw_conv_buf
|
|
|
3780 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3781 if (write_info.bw_conv_buf == NULL)
|
|
|
3782 end = 0;
|
|
|
3783 }
|
|
|
3784 }
|
|
|
3785
|
|
|
3786 # ifdef WIN3264
|
|
|
3787 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3788 {
|
|
|
3789 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3790 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3791 write_info.bw_conv_buf
|
|
|
3792 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3793 if (write_info.bw_conv_buf == NULL)
|
|
|
3794 end = 0;
|
|
|
3795 }
|
|
|
3796 # endif
|
|
|
3797
|
|
|
3798 # ifdef MACOS_X
|
|
|
3799 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
3800 {
|
|
|
3801 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
3802 write_info.bw_conv_buf
|
|
|
3803 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3804 if (write_info.bw_conv_buf == NULL)
|
|
|
3805 end = 0;
|
|
|
3806 }
|
|
|
3807 # endif
|
|
|
3808
|
|
|
3809 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
3810 if (converted && wb_flags == 0)
|
|
|
3811 {
|
|
|
3812 # ifdef USE_ICONV
|
|
|
3813 /*
|
|
|
3814 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
3815 * internally.
|
|
|
3816 */
|
|
|
3817 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
3818 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
3819 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
3820 {
|
|
|
3821 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
3822 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
3823 write_info.bw_conv_buf
|
|
|
3824 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3825 if (write_info.bw_conv_buf == NULL)
|
|
|
3826 end = 0;
|
|
|
3827 write_info.bw_first = TRUE;
|
|
|
3828 }
|
|
|
3829 # ifdef FEAT_EVAL
|
|
|
3830 else
|
|
|
3831 # endif
|
|
|
3832 # endif
|
|
|
3833
|
|
|
3834 # ifdef FEAT_EVAL
|
|
|
3835 /*
|
|
|
3836 * When the file needs to be converted with 'charconvert' after
|
|
|
3837 * writing, write to a temp file instead and let the conversion
|
|
|
3838 * overwrite the original file.
|
|
|
3839 */
|
|
|
3840 if (*p_ccv != NUL)
|
|
|
3841 {
|
|
|
3842 wfname = vim_tempname('w');
|
|
|
3843 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
3844 {
|
|
|
3845 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
3846 goto restore_backup;
|
|
|
3847 }
|
|
|
3848 }
|
|
|
3849 # endif
|
|
|
3850 }
|
|
|
3851 # endif
|
|
|
3852 if (converted && wb_flags == 0
|
|
|
3853 # ifdef USE_ICONV
|
|
|
3854 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
3855 # endif
|
|
|
3856 # ifdef FEAT_EVAL
|
|
|
3857 && wfname == fname
|
|
|
3858 # endif
|
|
|
3859 )
|
|
|
3860 {
|
|
|
3861 if (!forceit)
|
|
|
3862 {
|
|
|
3863 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
3864 goto restore_backup;
|
|
|
3865 }
|
|
|
3866 notconverted = TRUE;
|
|
|
3867 }
|
|
|
3868 #endif
|
|
|
3869
|
|
|
3870 /*
|
|
|
3871 * Open the file "wfname" for writing.
|
|
|
3872 * We may try to open the file twice: If we can't write to the
|
|
|
3873 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
3874 * a new one. If this still fails we may have lost the original file!
|
|
|
3875 * (this may happen when the user reached his quotum for number of files).
|
|
|
3876 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
3877 */
|
|
|
3878 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
3879 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
3880 : (O_CREAT | O_TRUNC))
|
|
216
|
3881 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
3882 {
|
|
|
3883 /*
|
|
|
3884 * A forced write will try to create a new file if the old one is
|
|
|
3885 * still readonly. This may also happen when the directory is
|
|
|
3886 * read-only. In that case the mch_remove() will fail.
|
|
|
3887 */
|
|
|
3888 if (errmsg == NULL)
|
|
|
3889 {
|
|
|
3890 #ifdef UNIX
|
|
|
3891 struct stat st;
|
|
|
3892
|
|
|
3893 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
3894 if ((!newfile && st_old.st_nlink > 1)
|
|
|
3895 || (mch_lstat((char *)fname, &st) == 0
|
|
|
3896 && (st.st_dev != st_old.st_dev
|
|
|
3897 || st.st_ino != st_old.st_ino)))
|
|
|
3898 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
3899 else
|
|
|
3900 #endif
|
|
|
3901 {
|
|
|
3902 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
3903 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
3904 && perm >= 0)
|
|
|
3905 {
|
|
|
3906 #ifdef UNIX
|
|
|
3907 /* we write to the file, thus it should be marked
|
|
|
3908 writable after all */
|
|
|
3909 if (!(perm & 0200))
|
|
|
3910 made_writable = TRUE;
|
|
|
3911 perm |= 0200;
|
|
|
3912 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
3913 perm &= 0777;
|
|
|
3914 #endif
|
|
|
3915 if (!append) /* don't remove when appending */
|
|
|
3916 mch_remove(wfname);
|
|
|
3917 continue;
|
|
|
3918 }
|
|
|
3919 }
|
|
|
3920 }
|
|
|
3921
|
|
|
3922 restore_backup:
|
|
|
3923 {
|
|
|
3924 struct stat st;
|
|
|
3925
|
|
|
3926 /*
|
|
|
3927 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
3928 * away. If we moved or removed the original file try to put the
|
|
|
3929 * backup in its place.
|
|
|
3930 */
|
|
|
3931 if (backup != NULL && wfname == fname)
|
|
|
3932 {
|
|
|
3933 if (backup_copy)
|
|
|
3934 {
|
|
|
3935 /*
|
|
|
3936 * There is a small chance that we removed the original,
|
|
|
3937 * try to move the copy in its place.
|
|
|
3938 * This may not work if the vim_rename() fails.
|
|
|
3939 * In that case we leave the copy around.
|
|
|
3940 */
|
|
|
3941 /* If file does not exist, put the copy in its place */
|
|
|
3942 if (mch_stat((char *)fname, &st) < 0)
|
|
|
3943 vim_rename(backup, fname);
|
|
|
3944 /* if original file does exist throw away the copy */
|
|
|
3945 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
3946 mch_remove(backup);
|
|
|
3947 }
|
|
|
3948 else
|
|
|
3949 {
|
|
|
3950 /* try to put the original file back */
|
|
|
3951 vim_rename(backup, fname);
|
|
|
3952 }
|
|
|
3953 }
|
|
|
3954
|
|
|
3955 /* if original file no longer exists give an extra warning */
|
|
|
3956 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
3957 end = 0;
|
|
|
3958 }
|
|
|
3959
|
|
|
3960 #ifdef FEAT_MBYTE
|
|
|
3961 if (wfname != fname)
|
|
|
3962 vim_free(wfname);
|
|
|
3963 #endif
|
|
|
3964 goto fail;
|
|
|
3965 }
|
|
|
3966 errmsg = NULL;
|
|
|
3967
|
|
|
3968 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
3969 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3970 /*
|
|
|
3971 * On macintosh copy the original files attributes (i.e. the backup)
|
|
|
3972 * This is done in order to preserve the ressource fork and the
|
|
|
3973 * Finder attribute (label, comments, custom icons, file creatore)
|
|
|
3974 */
|
|
|
3975 if (backup != NULL && overwriting && !append)
|
|
|
3976 {
|
|
|
3977 if (backup_copy)
|
|
|
3978 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
3979 else
|
|
|
3980 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
3981 }
|
|
|
3982
|
|
|
3983 if (!overwriting && !append)
|
|
|
3984 {
|
|
|
3985 if (buf->b_ffname != NULL)
|
|
|
3986 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
|
3987 /* Should copy ressource fork */
|
|
|
3988 }
|
|
|
3989 #endif
|
|
|
3990
|
|
|
3991 write_info.bw_fd = fd;
|
|
|
3992
|
|
|
3993 #ifdef FEAT_CRYPT
|
|
|
3994 if (*buf->b_p_key && !filtering)
|
|
|
3995 {
|
|
|
3996 crypt_init_keys(buf->b_p_key);
|
|
|
3997 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
3998 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
3999 * conversion when needed. */
|
|
|
4000 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4001 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4002 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4003 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4004 end = 0;
|
|
|
4005 wb_flags |= FIO_ENCRYPTED;
|
|
|
4006 }
|
|
|
4007 #endif
|
|
|
4008
|
|
|
4009 write_info.bw_buf = buffer;
|
|
|
4010 nchars = 0;
|
|
|
4011
|
|
|
4012 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4013 if (eap != NULL && eap->force_bin != 0)
|
|
|
4014 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4015 else
|
|
|
4016 write_bin = buf->b_p_bin;
|
|
|
4017
|
|
|
4018 #ifdef FEAT_MBYTE
|
|
|
4019 /*
|
|
|
4020 * The BOM is written just after the encryption magic number.
|
|
24
|
4021 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4022 * sense at the start of the file.
|
|
7
|
4023 */
|
|
24
|
4024 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4025 {
|
|
|
4026 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4027 if (write_info.bw_len > 0)
|
|
|
4028 {
|
|
|
4029 /* don't convert, do encryption */
|
|
|
4030 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4031 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4032 end = 0;
|
|
|
4033 else
|
|
|
4034 nchars += write_info.bw_len;
|
|
|
4035 }
|
|
|
4036 }
|
|
|
4037 #endif
|
|
|
4038
|
|
|
4039 write_info.bw_len = bufsize;
|
|
|
4040 #ifdef HAS_BW_FLAGS
|
|
|
4041 write_info.bw_flags = wb_flags;
|
|
|
4042 #endif
|
|
|
4043 fileformat = get_fileformat_force(buf, eap);
|
|
|
4044 s = buffer;
|
|
|
4045 len = 0;
|
|
|
4046 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4047 {
|
|
|
4048 /*
|
|
|
4049 * The next while loop is done once for each character written.
|
|
|
4050 * Keep it fast!
|
|
|
4051 */
|
|
|
4052 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4053 while ((c = *++ptr) != NUL)
|
|
|
4054 {
|
|
|
4055 if (c == NL)
|
|
|
4056 *s = NUL; /* replace newlines with NULs */
|
|
|
4057 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4058 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4059 else
|
|
|
4060 *s = c;
|
|
|
4061 ++s;
|
|
|
4062 if (++len != bufsize)
|
|
|
4063 continue;
|
|
|
4064 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4065 {
|
|
|
4066 end = 0; /* write error: break loop */
|
|
|
4067 break;
|
|
|
4068 }
|
|
|
4069 nchars += bufsize;
|
|
|
4070 s = buffer;
|
|
|
4071 len = 0;
|
|
|
4072 }
|
|
|
4073 /* write failed or last line has no EOL: stop here */
|
|
|
4074 if (end == 0
|
|
|
4075 || (lnum == end
|
|
|
4076 && write_bin
|
|
|
4077 && (lnum == write_no_eol_lnum
|
|
|
4078 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4079 {
|
|
|
4080 ++lnum; /* written the line, count it */
|
|
|
4081 no_eol = TRUE;
|
|
|
4082 break;
|
|
|
4083 }
|
|
|
4084 if (fileformat == EOL_UNIX)
|
|
|
4085 *s++ = NL;
|
|
|
4086 else
|
|
|
4087 {
|
|
|
4088 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4089 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4090 {
|
|
|
4091 if (++len == bufsize)
|
|
|
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 *s++ = NL;
|
|
|
4103 }
|
|
|
4104 }
|
|
|
4105 if (++len == bufsize && end)
|
|
|
4106 {
|
|
|
4107 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4108 {
|
|
|
4109 end = 0; /* write error: break loop */
|
|
|
4110 break;
|
|
|
4111 }
|
|
|
4112 nchars += bufsize;
|
|
|
4113 s = buffer;
|
|
|
4114 len = 0;
|
|
|
4115
|
|
|
4116 ui_breakcheck();
|
|
|
4117 if (got_int)
|
|
|
4118 {
|
|
|
4119 end = 0; /* Interrupted, break loop */
|
|
|
4120 break;
|
|
|
4121 }
|
|
|
4122 }
|
|
|
4123 #ifdef VMS
|
|
|
4124 /*
|
|
|
4125 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4126 * at a time. Fix it by writing a line at a time.
|
|
|
4127 * This is much slower!
|
|
22
|
4128 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4129 * structures end with a newline (carriage return) character, and if
|
|
|
4130 * they don't it adds one.
|
|
|
4131 * With other RMS structures it works perfect without this fix.
|
|
7
|
4132 */
|
|
22
|
4133 if ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0)
|
|
|
4134 {
|
|
|
4135 int b2write;
|
|
|
4136
|
|
|
4137 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4138 ? MIN(4096, bufsize)
|
|
|
4139 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4140
|
|
|
4141 b2write = len;
|
|
|
4142 while (b2write > 0)
|
|
7
|
4143 {
|
|
22
|
4144 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4145 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4146 {
|
|
|
4147 end = 0;
|
|
|
4148 break;
|
|
|
4149 }
|
|
|
4150 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4151 }
|
|
|
4152 write_info.bw_len = bufsize;
|
|
|
4153 nchars += len;
|
|
|
4154 s = buffer;
|
|
|
4155 len = 0;
|
|
|
4156 }
|
|
|
4157 #endif
|
|
|
4158 }
|
|
|
4159 if (len > 0 && end > 0)
|
|
|
4160 {
|
|
|
4161 write_info.bw_len = len;
|
|
|
4162 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4163 end = 0; /* write error */
|
|
|
4164 nchars += len;
|
|
|
4165 }
|
|
|
4166
|
|
|
4167 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4168 /* On many journalling file systems there is a bug that causes both the
|
|
|
4169 * original and the backup file to be lost when halting the system right
|
|
|
4170 * after writing the file. That's because only the meta-data is
|
|
|
4171 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4172 * been written to disk and we don't lose it.
|
|
|
4173 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4174 * (could be a pipe).
|
|
|
4175 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4176 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4177 {
|
|
|
4178 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4179 end = 0;
|
|
|
4180 }
|
|
|
4181 #endif
|
|
|
4182
|
|
557
|
4183 #ifdef UNIX
|
|
|
4184 /* When creating a new file, set its owner/group to that of the original
|
|
|
4185 * file. Get the new device and inode number. */
|
|
|
4186 if (backup != NULL && !backup_copy)
|
|
|
4187 {
|
|
|
4188 # ifdef HAVE_FCHOWN
|
|
|
4189 struct stat st;
|
|
|
4190
|
|
|
4191 /* don't change the owner when it's already OK, some systems remove
|
|
|
4192 * permission or ACL stuff */
|
|
|
4193 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4194 || st.st_uid != st_old.st_uid
|
|
|
4195 || st.st_gid != st_old.st_gid)
|
|
|
4196 {
|
|
|
4197 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
4198 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4199 (void)mch_setperm(wfname, perm);
|
|
|
4200 }
|
|
|
4201 # endif
|
|
|
4202 buf_setino(buf);
|
|
|
4203 }
|
|
617
|
4204 else if (buf->b_dev < 0)
|
|
|
4205 /* Set the inode when creating a new file. */
|
|
|
4206 buf_setino(buf);
|
|
557
|
4207 #endif
|
|
|
4208
|
|
7
|
4209 if (close(fd) != 0)
|
|
|
4210 {
|
|
|
4211 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4212 end = 0;
|
|
|
4213 }
|
|
|
4214
|
|
|
4215 #ifdef UNIX
|
|
|
4216 if (made_writable)
|
|
|
4217 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4218 #endif
|
|
|
4219 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4220 (void)mch_setperm(wfname, perm);
|
|
|
4221 #ifdef RISCOS
|
|
|
4222 if (!append && !filtering)
|
|
|
4223 /* Set the filetype after writing the file. */
|
|
|
4224 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4225 #endif
|
|
|
4226 #ifdef HAVE_ACL
|
|
|
4227 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4228 * ACL on a file the user doesn't own). */
|
|
|
4229 if (!backup_copy)
|
|
|
4230 mch_set_acl(wfname, acl);
|
|
|
4231 #endif
|
|
|
4232
|
|
|
4233
|
|
|
4234 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4235 if (wfname != fname)
|
|
|
4236 {
|
|
|
4237 /*
|
|
|
4238 * The file was written to a temp file, now it needs to be converted
|
|
|
4239 * with 'charconvert' to (overwrite) the output file.
|
|
|
4240 */
|
|
|
4241 if (end != 0)
|
|
|
4242 {
|
|
|
4243 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4244 wfname, fname) == FAIL)
|
|
|
4245 {
|
|
|
4246 write_info.bw_conv_error = TRUE;
|
|
|
4247 end = 0;
|
|
|
4248 }
|
|
|
4249 }
|
|
|
4250 mch_remove(wfname);
|
|
|
4251 vim_free(wfname);
|
|
|
4252 }
|
|
|
4253 #endif
|
|
|
4254
|
|
|
4255 if (end == 0)
|
|
|
4256 {
|
|
|
4257 if (errmsg == NULL)
|
|
|
4258 {
|
|
|
4259 #ifdef FEAT_MBYTE
|
|
|
4260 if (write_info.bw_conv_error)
|
|
26
|
4261 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4262 else
|
|
|
4263 #endif
|
|
|
4264 if (got_int)
|
|
|
4265 errmsg = (char_u *)_(e_interr);
|
|
|
4266 else
|
|
|
4267 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4268 }
|
|
|
4269
|
|
|
4270 /*
|
|
|
4271 * If we have a backup file, try to put it in place of the new file,
|
|
|
4272 * because the new file is probably corrupt. This avoids loosing the
|
|
|
4273 * original file when trying to make a backup when writing the file a
|
|
|
4274 * second time.
|
|
|
4275 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4276 * file. Otherwise rename the backup file.
|
|
|
4277 * If this is OK, don't give the extra warning message.
|
|
|
4278 */
|
|
|
4279 if (backup != NULL)
|
|
|
4280 {
|
|
|
4281 if (backup_copy)
|
|
|
4282 {
|
|
|
4283 /* This may take a while, if we were interrupted let the user
|
|
|
4284 * know we got the message. */
|
|
|
4285 if (got_int)
|
|
|
4286 {
|
|
|
4287 MSG(_(e_interr));
|
|
|
4288 out_flush();
|
|
|
4289 }
|
|
|
4290 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4291 {
|
|
|
4292 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4293 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4294 perm & 0777)) >= 0)
|
|
7
|
4295 {
|
|
|
4296 /* copy the file. */
|
|
|
4297 write_info.bw_buf = smallbuf;
|
|
|
4298 #ifdef HAS_BW_FLAGS
|
|
|
4299 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4300 #endif
|
|
|
4301 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4302 SMBUFSIZE)) > 0)
|
|
|
4303 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4304 break;
|
|
|
4305
|
|
|
4306 if (close(write_info.bw_fd) >= 0
|
|
|
4307 && write_info.bw_len == 0)
|
|
|
4308 end = 1; /* success */
|
|
|
4309 }
|
|
|
4310 close(fd); /* ignore errors for closing read file */
|
|
|
4311 }
|
|
|
4312 }
|
|
|
4313 else
|
|
|
4314 {
|
|
|
4315 if (vim_rename(backup, fname) == 0)
|
|
|
4316 end = 1;
|
|
|
4317 }
|
|
|
4318 }
|
|
|
4319 goto fail;
|
|
|
4320 }
|
|
|
4321
|
|
|
4322 lnum -= start; /* compute number of written lines */
|
|
|
4323 --no_wait_return; /* may wait for return now */
|
|
|
4324
|
|
|
4325 #if !(defined(UNIX) || defined(VMS))
|
|
|
4326 fname = sfname; /* use shortname now, for the messages */
|
|
|
4327 #endif
|
|
|
4328 if (!filtering)
|
|
|
4329 {
|
|
|
4330 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4331 c = FALSE;
|
|
|
4332 #ifdef FEAT_MBYTE
|
|
|
4333 if (write_info.bw_conv_error)
|
|
|
4334 {
|
|
|
4335 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4336 c = TRUE;
|
|
|
4337 }
|
|
|
4338 else if (notconverted)
|
|
|
4339 {
|
|
|
4340 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4341 c = TRUE;
|
|
|
4342 }
|
|
|
4343 else if (converted)
|
|
|
4344 {
|
|
|
4345 STRCAT(IObuff, _("[converted]"));
|
|
|
4346 c = TRUE;
|
|
|
4347 }
|
|
|
4348 #endif
|
|
|
4349 if (device)
|
|
|
4350 {
|
|
|
4351 STRCAT(IObuff, _("[Device]"));
|
|
|
4352 c = TRUE;
|
|
|
4353 }
|
|
|
4354 else if (newfile)
|
|
|
4355 {
|
|
|
4356 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4357 c = TRUE;
|
|
|
4358 }
|
|
|
4359 if (no_eol)
|
|
|
4360 {
|
|
|
4361 msg_add_eol();
|
|
|
4362 c = TRUE;
|
|
|
4363 }
|
|
|
4364 /* may add [unix/dos/mac] */
|
|
|
4365 if (msg_add_fileformat(fileformat))
|
|
|
4366 c = TRUE;
|
|
|
4367 #ifdef FEAT_CRYPT
|
|
|
4368 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4369 {
|
|
|
4370 STRCAT(IObuff, _("[crypted]"));
|
|
|
4371 c = TRUE;
|
|
|
4372 }
|
|
|
4373 #endif
|
|
|
4374 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4375 if (!shortmess(SHM_WRITE))
|
|
|
4376 {
|
|
|
4377 if (append)
|
|
|
4378 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4379 else
|
|
|
4380 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4381 }
|
|
|
4382
|
|
|
4383 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0));
|
|
|
4384 keep_msg_attr = 0;
|
|
|
4385 }
|
|
|
4386
|
|
39
|
4387 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4388 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4389 if (reset_changed && whole && !append
|
|
7
|
4390 #ifdef FEAT_MBYTE
|
|
|
4391 && !write_info.bw_conv_error
|
|
|
4392 #endif
|
|
39
|
4393 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4394 )
|
|
7
|
4395 {
|
|
|
4396 unchanged(buf, TRUE);
|
|
|
4397 u_unchanged(buf);
|
|
|
4398 }
|
|
|
4399
|
|
|
4400 /*
|
|
|
4401 * If written to the current file, update the timestamp of the swap file
|
|
|
4402 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4403 */
|
|
|
4404 if (overwriting)
|
|
|
4405 {
|
|
|
4406 ml_timestamp(buf);
|
|
589
|
4407 if (append)
|
|
|
4408 buf->b_flags &= ~BF_NEW;
|
|
|
4409 else
|
|
|
4410 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4411 }
|
|
|
4412
|
|
|
4413 /*
|
|
|
4414 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4415 * the backup file our 'original' file.
|
|
|
4416 */
|
|
|
4417 if (*p_pm && dobackup)
|
|
|
4418 {
|
|
|
4419 char *org = (char *)buf_modname(
|
|
|
4420 #ifdef SHORT_FNAME
|
|
|
4421 TRUE,
|
|
|
4422 #else
|
|
|
4423 (buf->b_p_sn || buf->b_shortname),
|
|
|
4424 #endif
|
|
|
4425 fname, p_pm, FALSE);
|
|
|
4426
|
|
|
4427 if (backup != NULL)
|
|
|
4428 {
|
|
|
4429 struct stat st;
|
|
|
4430
|
|
|
4431 /*
|
|
|
4432 * If the original file does not exist yet
|
|
|
4433 * the current backup file becomes the original file
|
|
|
4434 */
|
|
|
4435 if (org == NULL)
|
|
|
4436 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4437 else if (mch_stat(org, &st) < 0)
|
|
|
4438 {
|
|
|
4439 vim_rename(backup, (char_u *)org);
|
|
|
4440 vim_free(backup); /* don't delete the file */
|
|
|
4441 backup = NULL;
|
|
|
4442 #ifdef UNIX
|
|
|
4443 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4444 #endif
|
|
|
4445 }
|
|
|
4446 }
|
|
|
4447 /*
|
|
|
4448 * If there is no backup file, remember that a (new) file was
|
|
|
4449 * created.
|
|
|
4450 */
|
|
|
4451 else
|
|
|
4452 {
|
|
|
4453 int empty_fd;
|
|
|
4454
|
|
|
4455 if (org == NULL
|
|
557
|
4456 || (empty_fd = mch_open(org,
|
|
|
4457 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4458 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4459 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4460 else
|
|
|
4461 close(empty_fd);
|
|
|
4462 }
|
|
|
4463 if (org != NULL)
|
|
|
4464 {
|
|
|
4465 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4466 vim_free(org);
|
|
|
4467 }
|
|
|
4468 }
|
|
|
4469
|
|
|
4470 /*
|
|
|
4471 * Remove the backup unless 'backup' option is set
|
|
|
4472 */
|
|
|
4473 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4474 EMSG(_("E207: Can't delete backup file"));
|
|
|
4475
|
|
|
4476 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4477 if (usingSunWorkShop)
|
|
|
4478 workshop_file_saved((char *) ffname);
|
|
|
4479 #endif
|
|
|
4480
|
|
|
4481 goto nofail;
|
|
|
4482
|
|
|
4483 /*
|
|
|
4484 * Finish up. We get here either after failure or success.
|
|
|
4485 */
|
|
|
4486 fail:
|
|
|
4487 --no_wait_return; /* may wait for return now */
|
|
|
4488 nofail:
|
|
|
4489
|
|
|
4490 /* Done saving, we accept changed buffer warnings again */
|
|
|
4491 buf->b_saving = FALSE;
|
|
|
4492
|
|
|
4493 vim_free(backup);
|
|
|
4494 if (buffer != smallbuf)
|
|
|
4495 vim_free(buffer);
|
|
|
4496 #ifdef FEAT_MBYTE
|
|
|
4497 vim_free(fenc_tofree);
|
|
|
4498 vim_free(write_info.bw_conv_buf);
|
|
|
4499 # ifdef USE_ICONV
|
|
|
4500 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4501 {
|
|
|
4502 iconv_close(write_info.bw_iconv_fd);
|
|
|
4503 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4504 }
|
|
|
4505 # endif
|
|
|
4506 #endif
|
|
|
4507 #ifdef HAVE_ACL
|
|
|
4508 mch_free_acl(acl);
|
|
|
4509 #endif
|
|
|
4510
|
|
|
4511 if (errmsg != NULL)
|
|
|
4512 {
|
|
|
4513 int numlen = errnum != NULL ? STRLEN(errnum) : 0;
|
|
|
4514
|
|
|
4515 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4516 msg_add_fname(buf,
|
|
|
4517 #ifndef UNIX
|
|
|
4518 sfname
|
|
|
4519 #else
|
|
|
4520 fname
|
|
|
4521 #endif
|
|
|
4522 ); /* put file name in IObuff with quotes */
|
|
|
4523 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4524 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4525 /* If the error message has the form "is ...", put the error number in
|
|
|
4526 * front of the file name. */
|
|
|
4527 if (errnum != NULL)
|
|
|
4528 {
|
|
|
4529 mch_memmove(IObuff + numlen, IObuff, STRLEN(IObuff) + 1);
|
|
|
4530 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4531 }
|
|
|
4532 STRCAT(IObuff, errmsg);
|
|
|
4533 emsg(IObuff);
|
|
|
4534
|
|
|
4535 retval = FAIL;
|
|
|
4536 if (end == 0)
|
|
|
4537 {
|
|
|
4538 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4539 attr | MSG_HIST);
|
|
|
4540 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4541 attr | MSG_HIST);
|
|
|
4542
|
|
|
4543 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4544 * prompt when writing again. */
|
|
|
4545 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4546 {
|
|
|
4547 buf_store_time(buf, &st_old, fname);
|
|
|
4548 buf->b_mtime_read = buf->b_mtime;
|
|
|
4549 }
|
|
|
4550 }
|
|
|
4551 }
|
|
|
4552 msg_scroll = msg_save;
|
|
|
4553
|
|
|
4554 #ifdef FEAT_AUTOCMD
|
|
|
4555 #ifdef FEAT_EVAL
|
|
|
4556 if (!should_abort(retval))
|
|
|
4557 #else
|
|
|
4558 if (!got_int)
|
|
|
4559 #endif
|
|
|
4560 {
|
|
|
4561 aco_save_T aco;
|
|
|
4562
|
|
|
4563 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4564
|
|
|
4565 /*
|
|
|
4566 * Apply POST autocommands.
|
|
|
4567 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4568 */
|
|
|
4569 aucmd_prepbuf(&aco, buf);
|
|
|
4570
|
|
|
4571 if (append)
|
|
|
4572 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4573 FALSE, curbuf, eap);
|
|
|
4574 else if (filtering)
|
|
|
4575 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4576 FALSE, curbuf, eap);
|
|
|
4577 else if (reset_changed && whole)
|
|
|
4578 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4579 FALSE, curbuf, eap);
|
|
|
4580 else
|
|
|
4581 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4582 FALSE, curbuf, eap);
|
|
|
4583
|
|
|
4584 /* restore curwin/curbuf and a few other things */
|
|
|
4585 aucmd_restbuf(&aco);
|
|
|
4586
|
|
|
4587 #ifdef FEAT_EVAL
|
|
|
4588 if (aborting()) /* autocmds may abort script processing */
|
|
|
4589 retval = FALSE;
|
|
|
4590 #endif
|
|
|
4591 }
|
|
|
4592 #endif
|
|
|
4593
|
|
|
4594 got_int |= prev_got_int;
|
|
|
4595
|
|
|
4596 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4597 /* Update machine specific information. */
|
|
|
4598 mch_post_buffer_write(buf);
|
|
|
4599 #endif
|
|
|
4600 return retval;
|
|
|
4601 }
|
|
|
4602
|
|
|
4603 /*
|
|
|
4604 * Put file name into IObuff with quotes.
|
|
|
4605 */
|
|
33
|
4606 void
|
|
7
|
4607 msg_add_fname(buf, fname)
|
|
|
4608 buf_T *buf;
|
|
|
4609 char_u *fname;
|
|
|
4610 {
|
|
|
4611 if (fname == NULL)
|
|
|
4612 fname = (char_u *)"-stdin-";
|
|
|
4613 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4614 IObuff[0] = '"';
|
|
|
4615 STRCAT(IObuff, "\" ");
|
|
|
4616 }
|
|
|
4617
|
|
|
4618 /*
|
|
|
4619 * Append message for text mode to IObuff.
|
|
|
4620 * Return TRUE if something appended.
|
|
|
4621 */
|
|
|
4622 static int
|
|
|
4623 msg_add_fileformat(eol_type)
|
|
|
4624 int eol_type;
|
|
|
4625 {
|
|
|
4626 #ifndef USE_CRNL
|
|
|
4627 if (eol_type == EOL_DOS)
|
|
|
4628 {
|
|
|
4629 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4630 return TRUE;
|
|
|
4631 }
|
|
|
4632 #endif
|
|
|
4633 #ifndef USE_CR
|
|
|
4634 if (eol_type == EOL_MAC)
|
|
|
4635 {
|
|
|
4636 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4637 return TRUE;
|
|
|
4638 }
|
|
|
4639 #endif
|
|
|
4640 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4641 if (eol_type == EOL_UNIX)
|
|
|
4642 {
|
|
|
4643 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4644 return TRUE;
|
|
|
4645 }
|
|
|
4646 #endif
|
|
|
4647 return FALSE;
|
|
|
4648 }
|
|
|
4649
|
|
|
4650 /*
|
|
|
4651 * Append line and character count to IObuff.
|
|
|
4652 */
|
|
33
|
4653 void
|
|
7
|
4654 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4655 int insert_space;
|
|
|
4656 long lnum;
|
|
|
4657 long nchars;
|
|
|
4658 {
|
|
|
4659 char_u *p;
|
|
|
4660
|
|
|
4661 p = IObuff + STRLEN(IObuff);
|
|
|
4662
|
|
|
4663 if (insert_space)
|
|
|
4664 *p++ = ' ';
|
|
|
4665 if (shortmess(SHM_LINES))
|
|
|
4666 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4667 else
|
|
|
4668 {
|
|
|
4669 if (lnum == 1)
|
|
|
4670 STRCPY(p, _("1 line, "));
|
|
|
4671 else
|
|
|
4672 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4673 p += STRLEN(p);
|
|
|
4674 if (nchars == 1)
|
|
|
4675 STRCPY(p, _("1 character"));
|
|
|
4676 else
|
|
|
4677 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4678 }
|
|
|
4679 }
|
|
|
4680
|
|
|
4681 /*
|
|
|
4682 * Append message for missing line separator to IObuff.
|
|
|
4683 */
|
|
|
4684 static void
|
|
|
4685 msg_add_eol()
|
|
|
4686 {
|
|
|
4687 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4688 }
|
|
|
4689
|
|
|
4690 /*
|
|
|
4691 * Check modification time of file, before writing to it.
|
|
|
4692 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4693 * using the same timestamp but can't set the size.
|
|
|
4694 */
|
|
|
4695 static int
|
|
|
4696 check_mtime(buf, st)
|
|
|
4697 buf_T *buf;
|
|
|
4698 struct stat *st;
|
|
|
4699 {
|
|
|
4700 if (buf->b_mtime_read != 0
|
|
|
4701 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4702 {
|
|
|
4703 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4704 msg_silent = 0; /* must give this prompt */
|
|
|
4705 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4706 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4707 hl_attr(HLF_E));
|
|
|
4708 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4709 TRUE) == 'n')
|
|
|
4710 return FAIL;
|
|
|
4711 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4712 }
|
|
|
4713 return OK;
|
|
|
4714 }
|
|
|
4715
|
|
|
4716 static int
|
|
|
4717 time_differs(t1, t2)
|
|
|
4718 long t1, t2;
|
|
|
4719 {
|
|
|
4720 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4721 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4722 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4723 * time may change unexpectedly by one second!!! */
|
|
|
4724 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4725 #else
|
|
|
4726 return (t1 != t2);
|
|
|
4727 #endif
|
|
|
4728 }
|
|
|
4729
|
|
|
4730 /*
|
|
|
4731 * Call write() to write a number of bytes to the file.
|
|
|
4732 * Also handles encryption and 'encoding' conversion.
|
|
|
4733 *
|
|
|
4734 * Return FAIL for failure, OK otherwise.
|
|
|
4735 */
|
|
|
4736 static int
|
|
|
4737 buf_write_bytes(ip)
|
|
|
4738 struct bw_info *ip;
|
|
|
4739 {
|
|
|
4740 int wlen;
|
|
|
4741 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
4742 int len = ip->bw_len; /* length of data */
|
|
|
4743 #ifdef HAS_BW_FLAGS
|
|
|
4744 int flags = ip->bw_flags; /* extra flags */
|
|
|
4745 #endif
|
|
|
4746
|
|
|
4747 #ifdef FEAT_MBYTE
|
|
|
4748 /*
|
|
|
4749 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
4750 */
|
|
|
4751 if (!(flags & FIO_NOCONVERT))
|
|
|
4752 {
|
|
|
4753 char_u *p;
|
|
|
4754 unsigned c;
|
|
|
4755 int n;
|
|
|
4756
|
|
|
4757 if (flags & FIO_UTF8)
|
|
|
4758 {
|
|
|
4759 /*
|
|
|
4760 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
4761 */
|
|
|
4762 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4763 for (wlen = 0; wlen < len; ++wlen)
|
|
|
4764 p += utf_char2bytes(buf[wlen], p);
|
|
|
4765 buf = ip->bw_conv_buf;
|
|
|
4766 len = (int)(p - ip->bw_conv_buf);
|
|
|
4767 }
|
|
|
4768 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
4769 {
|
|
|
4770 /*
|
|
|
4771 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
4772 * Latin1 chars in the file.
|
|
|
4773 */
|
|
|
4774 if (flags & FIO_LATIN1)
|
|
|
4775 p = buf; /* translate in-place (can only get shorter) */
|
|
|
4776 else
|
|
|
4777 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4778 for (wlen = 0; wlen < len; wlen += n)
|
|
|
4779 {
|
|
|
4780 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
4781 {
|
|
|
4782 int l;
|
|
|
4783
|
|
|
4784 /* Use remainder of previous call. Append the start of
|
|
|
4785 * buf[] to get a full sequence. Might still be too
|
|
|
4786 * short! */
|
|
|
4787 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
4788 if (l > len)
|
|
|
4789 l = len;
|
|
|
4790 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
4791 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
4792 if (n > ip->bw_restlen + len)
|
|
|
4793 {
|
|
|
4794 /* We have an incomplete byte sequence at the end to
|
|
|
4795 * be written. We can't convert it without the
|
|
|
4796 * remaining bytes. Keep them for the next call. */
|
|
|
4797 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
4798 return FAIL;
|
|
|
4799 ip->bw_restlen += len;
|
|
|
4800 break;
|
|
|
4801 }
|
|
|
4802 if (n > 1)
|
|
|
4803 c = utf_ptr2char(ip->bw_rest);
|
|
|
4804 else
|
|
|
4805 c = ip->bw_rest[0];
|
|
|
4806 if (n >= ip->bw_restlen)
|
|
|
4807 {
|
|
|
4808 n -= ip->bw_restlen;
|
|
|
4809 ip->bw_restlen = 0;
|
|
|
4810 }
|
|
|
4811 else
|
|
|
4812 {
|
|
|
4813 ip->bw_restlen -= n;
|
|
|
4814 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
4815 (size_t)ip->bw_restlen);
|
|
|
4816 n = 0;
|
|
|
4817 }
|
|
|
4818 }
|
|
|
4819 else
|
|
|
4820 {
|
|
474
|
4821 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
4822 if (n > len - wlen)
|
|
|
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 (len - wlen > CONV_RESTLEN)
|
|
|
4828 return FAIL;
|
|
|
4829 ip->bw_restlen = len - wlen;
|
|
|
4830 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
4831 (size_t)ip->bw_restlen);
|
|
|
4832 break;
|
|
|
4833 }
|
|
|
4834 if (n > 1)
|
|
|
4835 c = utf_ptr2char(buf + wlen);
|
|
|
4836 else
|
|
|
4837 c = buf[wlen];
|
|
|
4838 }
|
|
|
4839
|
|
|
4840 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
4841 }
|
|
|
4842 if (flags & FIO_LATIN1)
|
|
|
4843 len = (int)(p - buf);
|
|
|
4844 else
|
|
|
4845 {
|
|
|
4846 buf = ip->bw_conv_buf;
|
|
|
4847 len = (int)(p - ip->bw_conv_buf);
|
|
|
4848 }
|
|
|
4849 }
|
|
|
4850
|
|
|
4851 # ifdef WIN3264
|
|
|
4852 else if (flags & FIO_CODEPAGE)
|
|
|
4853 {
|
|
|
4854 /*
|
|
|
4855 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
4856 * codepage.
|
|
|
4857 */
|
|
|
4858 char_u *from;
|
|
|
4859 size_t fromlen;
|
|
|
4860 char_u *to;
|
|
|
4861 int u8c;
|
|
|
4862 BOOL bad = FALSE;
|
|
|
4863 int needed;
|
|
|
4864
|
|
|
4865 if (ip->bw_restlen > 0)
|
|
|
4866 {
|
|
|
4867 /* Need to concatenate the remainder of the previous call and
|
|
|
4868 * the bytes of the current call. Use the end of the
|
|
|
4869 * conversion buffer for this. */
|
|
|
4870 fromlen = len + ip->bw_restlen;
|
|
|
4871 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
4872 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
4873 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
4874 }
|
|
|
4875 else
|
|
|
4876 {
|
|
|
4877 from = buf;
|
|
|
4878 fromlen = len;
|
|
|
4879 }
|
|
|
4880
|
|
|
4881 to = ip->bw_conv_buf;
|
|
|
4882 if (enc_utf8)
|
|
|
4883 {
|
|
|
4884 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
4885 * The buffer has been allocated to be big enough. */
|
|
|
4886 while (fromlen > 0)
|
|
|
4887 {
|
|
474
|
4888 n = utf_ptr2len_len(from, fromlen);
|
|
7
|
4889 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
4890 break;
|
|
|
4891 u8c = utf_ptr2char(from);
|
|
|
4892 *to++ = (u8c & 0xff);
|
|
|
4893 *to++ = (u8c >> 8);
|
|
|
4894 fromlen -= n;
|
|
|
4895 from += n;
|
|
|
4896 }
|
|
|
4897
|
|
|
4898 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
4899 * call. */
|
|
|
4900 if (fromlen > CONV_RESTLEN)
|
|
|
4901 {
|
|
|
4902 /* weird overlong sequence */
|
|
|
4903 ip->bw_conv_error = TRUE;
|
|
|
4904 return FAIL;
|
|
|
4905 }
|
|
|
4906 mch_memmove(ip->bw_rest, from, fromlen);
|
|
|
4907 ip->bw_restlen = fromlen;
|
|
|
4908 }
|
|
|
4909 else
|
|
|
4910 {
|
|
|
4911 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
4912 * buffer. The buffer has been allocated to be big enough. */
|
|
|
4913 ip->bw_restlen = 0;
|
|
|
4914 needed = MultiByteToWideChar(enc_codepage,
|
|
|
4915 MB_ERR_INVALID_CHARS, (LPCSTR)from, fromlen,
|
|
|
4916 NULL, 0);
|
|
|
4917 if (needed == 0)
|
|
|
4918 {
|
|
|
4919 /* When conversion fails there may be a trailing byte. */
|
|
|
4920 needed = MultiByteToWideChar(enc_codepage,
|
|
|
4921 MB_ERR_INVALID_CHARS, (LPCSTR)from, fromlen - 1,
|
|
|
4922 NULL, 0);
|
|
|
4923 if (needed == 0)
|
|
|
4924 {
|
|
|
4925 /* Conversion doesn't work. */
|
|
|
4926 ip->bw_conv_error = TRUE;
|
|
|
4927 return FAIL;
|
|
|
4928 }
|
|
|
4929 /* Save the trailing byte for the next call. */
|
|
|
4930 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
4931 ip->bw_restlen = 1;
|
|
|
4932 }
|
|
|
4933 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
|
4934 (LPCSTR)from, fromlen - ip->bw_restlen,
|
|
|
4935 (LPWSTR)to, needed);
|
|
|
4936 if (needed == 0)
|
|
|
4937 {
|
|
|
4938 /* Safety check: Conversion doesn't work. */
|
|
|
4939 ip->bw_conv_error = TRUE;
|
|
|
4940 return FAIL;
|
|
|
4941 }
|
|
|
4942 to += needed * 2;
|
|
|
4943 }
|
|
|
4944
|
|
|
4945 fromlen = to - ip->bw_conv_buf;
|
|
|
4946 buf = to;
|
|
|
4947 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
4948 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
4949 {
|
|
|
4950 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
4951 * conversion buffer. Fails when out of space. */
|
|
|
4952 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
4953 {
|
|
|
4954 u8c = *from++;
|
|
|
4955 u8c += (*from++ << 8);
|
|
|
4956 to += utf_char2bytes(u8c, to);
|
|
|
4957 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
4958 {
|
|
|
4959 ip->bw_conv_error = TRUE;
|
|
|
4960 return FAIL;
|
|
|
4961 }
|
|
|
4962 }
|
|
|
4963 len = to - buf;
|
|
|
4964 }
|
|
|
4965 else
|
|
|
4966 #endif
|
|
|
4967 {
|
|
|
4968 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
4969 * the conversion buffer. If the conversion uses the default
|
|
|
4970 * character "0", the data doesn't fit in this encoding, so
|
|
|
4971 * fail. */
|
|
|
4972 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
4973 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
|
4974 (LPSTR)to, ip->bw_conv_buflen - fromlen, 0, &bad);
|
|
|
4975 if (bad)
|
|
|
4976 {
|
|
|
4977 ip->bw_conv_error = TRUE;
|
|
|
4978 return FAIL;
|
|
|
4979 }
|
|
|
4980 }
|
|
|
4981 }
|
|
|
4982 # endif
|
|
|
4983
|
|
|
4984 # ifdef MACOS_X
|
|
|
4985 else if (flags & FIO_MACROMAN)
|
|
|
4986 {
|
|
|
4987 /*
|
|
|
4988 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
4989 */
|
|
|
4990 char_u *from;
|
|
|
4991 size_t fromlen;
|
|
|
4992
|
|
|
4993 if (ip->bw_restlen > 0)
|
|
|
4994 {
|
|
|
4995 /* Need to concatenate the remainder of the previous call and
|
|
|
4996 * the bytes of the current call. Use the end of the
|
|
|
4997 * conversion buffer for this. */
|
|
|
4998 fromlen = len + ip->bw_restlen;
|
|
|
4999 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5000 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5001 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5002 }
|
|
|
5003 else
|
|
|
5004 {
|
|
|
5005 from = buf;
|
|
|
5006 fromlen = len;
|
|
|
5007 }
|
|
|
5008
|
|
18
|
5009 if (enc2macroman(from, fromlen,
|
|
|
5010 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5011 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5012 {
|
|
|
5013 ip->bw_conv_error = TRUE;
|
|
|
5014 return FAIL;
|
|
|
5015 }
|
|
|
5016 buf = ip->bw_conv_buf;
|
|
|
5017 }
|
|
|
5018 # endif
|
|
|
5019
|
|
|
5020 # ifdef USE_ICONV
|
|
|
5021 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5022 {
|
|
|
5023 const char *from;
|
|
|
5024 size_t fromlen;
|
|
|
5025 char *to;
|
|
|
5026 size_t tolen;
|
|
|
5027
|
|
|
5028 /* Convert with iconv(). */
|
|
|
5029 if (ip->bw_restlen > 0)
|
|
|
5030 {
|
|
|
5031 /* Need to concatenate the remainder of the previous call and
|
|
|
5032 * the bytes of the current call. Use the end of the
|
|
|
5033 * conversion buffer for this. */
|
|
|
5034 fromlen = len + ip->bw_restlen;
|
|
|
5035 from = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5036 mch_memmove((void *)from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5037 mch_memmove((void *)(from + ip->bw_restlen), buf, (size_t)len);
|
|
|
5038 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5039 }
|
|
|
5040 else
|
|
|
5041 {
|
|
|
5042 from = (const char *)buf;
|
|
|
5043 fromlen = len;
|
|
|
5044 tolen = ip->bw_conv_buflen;
|
|
|
5045 }
|
|
|
5046 to = (char *)ip->bw_conv_buf;
|
|
|
5047
|
|
|
5048 if (ip->bw_first)
|
|
|
5049 {
|
|
|
5050 size_t save_len = tolen;
|
|
|
5051
|
|
|
5052 /* output the initial shift state sequence */
|
|
|
5053 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5054
|
|
|
5055 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5056 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5057 */
|
|
|
5058 if (to == NULL)
|
|
|
5059 {
|
|
|
5060 to = (char *)ip->bw_conv_buf;
|
|
|
5061 tolen = save_len;
|
|
|
5062 }
|
|
|
5063 ip->bw_first = FALSE;
|
|
|
5064 }
|
|
|
5065
|
|
|
5066 /*
|
|
|
5067 * If iconv() has an error or there is not enough room, fail.
|
|
|
5068 */
|
|
|
5069 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5070 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5071 || fromlen > CONV_RESTLEN)
|
|
|
5072 {
|
|
|
5073 ip->bw_conv_error = TRUE;
|
|
|
5074 return FAIL;
|
|
|
5075 }
|
|
|
5076
|
|
|
5077 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5078 if (fromlen > 0)
|
|
|
5079 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5080 ip->bw_restlen = (int)fromlen;
|
|
|
5081
|
|
|
5082 buf = ip->bw_conv_buf;
|
|
|
5083 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5084 }
|
|
|
5085 # endif
|
|
|
5086 }
|
|
|
5087 #endif /* FEAT_MBYTE */
|
|
|
5088
|
|
|
5089 #ifdef FEAT_CRYPT
|
|
|
5090 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5091 {
|
|
|
5092 int ztemp, t, i;
|
|
|
5093
|
|
|
5094 for (i = 0; i < len; i++)
|
|
|
5095 {
|
|
|
5096 ztemp = buf[i];
|
|
|
5097 buf[i] = ZENCODE(ztemp, t);
|
|
|
5098 }
|
|
|
5099 }
|
|
|
5100 #endif
|
|
|
5101
|
|
|
5102 /* Repeat the write(), it may be interrupted by a signal. */
|
|
|
5103 while (len)
|
|
|
5104 {
|
|
|
5105 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5106 if (wlen <= 0) /* error! */
|
|
|
5107 return FAIL;
|
|
|
5108 len -= wlen;
|
|
|
5109 buf += wlen;
|
|
|
5110 }
|
|
|
5111 return OK;
|
|
|
5112 }
|
|
|
5113
|
|
|
5114 #ifdef FEAT_MBYTE
|
|
|
5115 /*
|
|
|
5116 * Convert a Unicode character to bytes.
|
|
|
5117 */
|
|
|
5118 static int
|
|
|
5119 ucs2bytes(c, pp, flags)
|
|
|
5120 unsigned c; /* in: character */
|
|
|
5121 char_u **pp; /* in/out: pointer to result */
|
|
|
5122 int flags; /* FIO_ flags */
|
|
|
5123 {
|
|
|
5124 char_u *p = *pp;
|
|
|
5125 int error = FALSE;
|
|
|
5126 int cc;
|
|
|
5127
|
|
|
5128
|
|
|
5129 if (flags & FIO_UCS4)
|
|
|
5130 {
|
|
|
5131 if (flags & FIO_ENDIAN_L)
|
|
|
5132 {
|
|
|
5133 *p++ = c;
|
|
|
5134 *p++ = (c >> 8);
|
|
|
5135 *p++ = (c >> 16);
|
|
|
5136 *p++ = (c >> 24);
|
|
|
5137 }
|
|
|
5138 else
|
|
|
5139 {
|
|
|
5140 *p++ = (c >> 24);
|
|
|
5141 *p++ = (c >> 16);
|
|
|
5142 *p++ = (c >> 8);
|
|
|
5143 *p++ = c;
|
|
|
5144 }
|
|
|
5145 }
|
|
|
5146 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5147 {
|
|
|
5148 if (c >= 0x10000)
|
|
|
5149 {
|
|
|
5150 if (flags & FIO_UTF16)
|
|
|
5151 {
|
|
|
5152 /* Make two words, ten bits of the character in each. First
|
|
|
5153 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5154 c -= 0x10000;
|
|
|
5155 if (c >= 0x100000)
|
|
|
5156 error = TRUE;
|
|
|
5157 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5158 if (flags & FIO_ENDIAN_L)
|
|
|
5159 {
|
|
|
5160 *p++ = cc;
|
|
|
5161 *p++ = ((unsigned)cc >> 8);
|
|
|
5162 }
|
|
|
5163 else
|
|
|
5164 {
|
|
|
5165 *p++ = ((unsigned)cc >> 8);
|
|
|
5166 *p++ = cc;
|
|
|
5167 }
|
|
|
5168 c = (c & 0x3ff) + 0xdc00;
|
|
|
5169 }
|
|
|
5170 else
|
|
|
5171 error = TRUE;
|
|
|
5172 }
|
|
|
5173 if (flags & FIO_ENDIAN_L)
|
|
|
5174 {
|
|
|
5175 *p++ = c;
|
|
|
5176 *p++ = (c >> 8);
|
|
|
5177 }
|
|
|
5178 else
|
|
|
5179 {
|
|
|
5180 *p++ = (c >> 8);
|
|
|
5181 *p++ = c;
|
|
|
5182 }
|
|
|
5183 }
|
|
|
5184 else /* Latin1 */
|
|
|
5185 {
|
|
|
5186 if (c >= 0x100)
|
|
|
5187 {
|
|
|
5188 error = TRUE;
|
|
|
5189 *p++ = 0xBF;
|
|
|
5190 }
|
|
|
5191 else
|
|
|
5192 *p++ = c;
|
|
|
5193 }
|
|
|
5194
|
|
|
5195 *pp = p;
|
|
|
5196 return error;
|
|
|
5197 }
|
|
|
5198
|
|
|
5199 /*
|
|
|
5200 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5201 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5202 */
|
|
|
5203 static int
|
|
|
5204 same_encoding(a, b)
|
|
|
5205 char_u *a;
|
|
|
5206 char_u *b;
|
|
|
5207 {
|
|
|
5208 int f;
|
|
|
5209
|
|
|
5210 if (STRCMP(a, b) == 0)
|
|
|
5211 return TRUE;
|
|
|
5212 f = get_fio_flags(a);
|
|
|
5213 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5214 }
|
|
|
5215
|
|
|
5216 /*
|
|
|
5217 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5218 * internal conversion.
|
|
|
5219 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5220 */
|
|
|
5221 static int
|
|
|
5222 get_fio_flags(ptr)
|
|
|
5223 char_u *ptr;
|
|
|
5224 {
|
|
|
5225 int prop;
|
|
|
5226
|
|
|
5227 if (*ptr == NUL)
|
|
|
5228 ptr = p_enc;
|
|
|
5229
|
|
|
5230 prop = enc_canon_props(ptr);
|
|
|
5231 if (prop & ENC_UNICODE)
|
|
|
5232 {
|
|
|
5233 if (prop & ENC_2BYTE)
|
|
|
5234 {
|
|
|
5235 if (prop & ENC_ENDIAN_L)
|
|
|
5236 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5237 return FIO_UCS2;
|
|
|
5238 }
|
|
|
5239 if (prop & ENC_4BYTE)
|
|
|
5240 {
|
|
|
5241 if (prop & ENC_ENDIAN_L)
|
|
|
5242 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5243 return FIO_UCS4;
|
|
|
5244 }
|
|
|
5245 if (prop & ENC_2WORD)
|
|
|
5246 {
|
|
|
5247 if (prop & ENC_ENDIAN_L)
|
|
|
5248 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5249 return FIO_UTF16;
|
|
|
5250 }
|
|
|
5251 return FIO_UTF8;
|
|
|
5252 }
|
|
|
5253 if (prop & ENC_LATIN1)
|
|
|
5254 return FIO_LATIN1;
|
|
|
5255 /* must be ENC_DBCS, requires iconv() */
|
|
|
5256 return 0;
|
|
|
5257 }
|
|
|
5258
|
|
|
5259 #ifdef WIN3264
|
|
|
5260 /*
|
|
|
5261 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5262 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5263 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5264 */
|
|
|
5265 static int
|
|
|
5266 get_win_fio_flags(ptr)
|
|
|
5267 char_u *ptr;
|
|
|
5268 {
|
|
|
5269 int cp;
|
|
|
5270
|
|
|
5271 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5272 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5273 return 0;
|
|
|
5274
|
|
|
5275 cp = encname2codepage(ptr);
|
|
|
5276 if (cp == 0)
|
|
|
5277 {
|
|
|
5278 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5279 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5280 cp = CP_UTF8;
|
|
|
5281 else
|
|
|
5282 # endif
|
|
|
5283 return 0;
|
|
|
5284 }
|
|
|
5285 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5286 }
|
|
|
5287 #endif
|
|
|
5288
|
|
|
5289 #ifdef MACOS_X
|
|
|
5290 /*
|
|
|
5291 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5292 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5293 */
|
|
|
5294 static int
|
|
|
5295 get_mac_fio_flags(ptr)
|
|
|
5296 char_u *ptr;
|
|
|
5297 {
|
|
|
5298 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5299 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5300 return FIO_MACROMAN;
|
|
|
5301 return 0;
|
|
|
5302 }
|
|
|
5303 #endif
|
|
|
5304
|
|
|
5305 /*
|
|
|
5306 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5307 * "size" must be at least 2.
|
|
|
5308 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5309 * Returns NULL when no BOM found.
|
|
|
5310 */
|
|
|
5311 static char_u *
|
|
|
5312 check_for_bom(p, size, lenp, flags)
|
|
|
5313 char_u *p;
|
|
|
5314 long size;
|
|
|
5315 int *lenp;
|
|
|
5316 int flags;
|
|
|
5317 {
|
|
|
5318 char *name = NULL;
|
|
|
5319 int len = 2;
|
|
|
5320
|
|
|
5321 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
|
5322 && (flags == FIO_ALL || flags == 0))
|
|
|
5323 {
|
|
|
5324 name = "utf-8"; /* EF BB BF */
|
|
|
5325 len = 3;
|
|
|
5326 }
|
|
|
5327 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5328 {
|
|
|
5329 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5330 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5331 {
|
|
|
5332 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5333 len = 4;
|
|
|
5334 }
|
|
|
5335 else if (flags == FIO_ALL || flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
|
5336 name = "ucs-2le"; /* FF FE */
|
|
|
5337 else if (flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5338 name = "utf-16le"; /* FF FE */
|
|
|
5339 }
|
|
|
5340 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5341 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5342 {
|
|
|
5343 if (flags == FIO_UTF16)
|
|
|
5344 name = "utf-16"; /* FE FF */
|
|
|
5345 else
|
|
|
5346 name = "ucs-2"; /* FE FF */
|
|
|
5347 }
|
|
|
5348 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5349 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5350 {
|
|
|
5351 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5352 len = 4;
|
|
|
5353 }
|
|
|
5354
|
|
|
5355 *lenp = len;
|
|
|
5356 return (char_u *)name;
|
|
|
5357 }
|
|
|
5358
|
|
|
5359 /*
|
|
|
5360 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5361 * Return the length of the BOM (zero when no BOM).
|
|
|
5362 */
|
|
|
5363 static int
|
|
|
5364 make_bom(buf, name)
|
|
|
5365 char_u *buf;
|
|
|
5366 char_u *name;
|
|
|
5367 {
|
|
|
5368 int flags;
|
|
|
5369 char_u *p;
|
|
|
5370
|
|
|
5371 flags = get_fio_flags(name);
|
|
|
5372
|
|
|
5373 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5374 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5375 return 0;
|
|
|
5376
|
|
|
5377 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5378 {
|
|
|
5379 buf[0] = 0xef;
|
|
|
5380 buf[1] = 0xbb;
|
|
|
5381 buf[2] = 0xbf;
|
|
|
5382 return 3;
|
|
|
5383 }
|
|
|
5384 p = buf;
|
|
|
5385 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5386 return (int)(p - buf);
|
|
|
5387 }
|
|
|
5388 #endif
|
|
|
5389
|
|
|
5390 /*
|
|
|
5391 * Try to find a shortname by comparing the fullname with the current
|
|
|
5392 * directory.
|
|
|
5393 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5394 * otherwise.
|
|
|
5395 */
|
|
|
5396 char_u *
|
|
|
5397 shorten_fname(full_path, dir_name)
|
|
|
5398 char_u *full_path;
|
|
|
5399 char_u *dir_name;
|
|
|
5400 {
|
|
|
5401 int len;
|
|
|
5402 char_u *p;
|
|
|
5403
|
|
|
5404 if (full_path == NULL)
|
|
|
5405 return NULL;
|
|
|
5406 len = (int)STRLEN(dir_name);
|
|
|
5407 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5408 {
|
|
|
5409 p = full_path + len;
|
|
|
5410 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5411 /*
|
|
|
5412 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5413 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5414 * case p may already be correct. <negri>
|
|
|
5415 */
|
|
|
5416 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5417 #endif
|
|
|
5418 {
|
|
|
5419 if (vim_ispathsep(*p))
|
|
|
5420 ++p;
|
|
|
5421 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5422 else
|
|
|
5423 p = NULL;
|
|
|
5424 #endif
|
|
|
5425 }
|
|
|
5426 }
|
|
|
5427 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5428 /*
|
|
|
5429 * When using a file in the current drive, remove the drive name:
|
|
|
5430 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5431 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5432 */
|
|
|
5433 else if (len > 3
|
|
|
5434 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5435 && full_path[1] == ':'
|
|
|
5436 && vim_ispathsep(full_path[2]))
|
|
|
5437 p = full_path + 2;
|
|
|
5438 #endif
|
|
|
5439 else
|
|
|
5440 p = NULL;
|
|
|
5441 return p;
|
|
|
5442 }
|
|
|
5443
|
|
|
5444 /*
|
|
|
5445 * Shorten filenames for all buffers.
|
|
|
5446 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5447 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5448 * names a bit, if safe to do so.
|
|
|
5449 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5450 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5451 * name.
|
|
|
5452 */
|
|
|
5453 void
|
|
|
5454 shorten_fnames(force)
|
|
|
5455 int force;
|
|
|
5456 {
|
|
|
5457 char_u dirname[MAXPATHL];
|
|
|
5458 buf_T *buf;
|
|
|
5459 char_u *p;
|
|
|
5460
|
|
|
5461 mch_dirname(dirname, MAXPATHL);
|
|
|
5462 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5463 {
|
|
|
5464 if (buf->b_fname != NULL
|
|
|
5465 #ifdef FEAT_QUICKFIX
|
|
|
5466 && !bt_nofile(buf)
|
|
|
5467 #endif
|
|
|
5468 && !path_with_url(buf->b_fname)
|
|
|
5469 && (force
|
|
|
5470 || buf->b_sfname == NULL
|
|
|
5471 || mch_isFullName(buf->b_sfname)))
|
|
|
5472 {
|
|
|
5473 vim_free(buf->b_sfname);
|
|
|
5474 buf->b_sfname = NULL;
|
|
|
5475 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5476 if (p != NULL)
|
|
|
5477 {
|
|
|
5478 buf->b_sfname = vim_strsave(p);
|
|
|
5479 buf->b_fname = buf->b_sfname;
|
|
|
5480 }
|
|
|
5481 if (p == NULL || buf->b_fname == NULL)
|
|
|
5482 buf->b_fname = buf->b_ffname;
|
|
9
|
5483 }
|
|
|
5484
|
|
|
5485 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5486 * also have a swap file. */
|
|
|
5487 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5488 }
|
|
|
5489 #ifdef FEAT_WINDOWS
|
|
|
5490 status_redraw_all();
|
|
|
5491 #endif
|
|
|
5492 }
|
|
|
5493
|
|
|
5494 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5495 || defined(FEAT_GUI_MSWIN) \
|
|
|
5496 || defined(FEAT_GUI_MAC) \
|
|
|
5497 || defined(PROTO)
|
|
|
5498 /*
|
|
|
5499 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5500 */
|
|
|
5501 void
|
|
|
5502 shorten_filenames(fnames, count)
|
|
|
5503 char_u **fnames;
|
|
|
5504 int count;
|
|
|
5505 {
|
|
|
5506 int i;
|
|
|
5507 char_u dirname[MAXPATHL];
|
|
|
5508 char_u *p;
|
|
|
5509
|
|
|
5510 if (fnames == NULL || count < 1)
|
|
|
5511 return;
|
|
|
5512 mch_dirname(dirname, sizeof(dirname));
|
|
|
5513 for (i = 0; i < count; ++i)
|
|
|
5514 {
|
|
|
5515 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5516 {
|
|
|
5517 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5518 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5519 * "p" first then free fnames[i]. */
|
|
|
5520 p = vim_strsave(p);
|
|
|
5521 vim_free(fnames[i]);
|
|
|
5522 fnames[i] = p;
|
|
|
5523 }
|
|
|
5524 }
|
|
|
5525 }
|
|
|
5526 #endif
|
|
|
5527
|
|
|
5528 /*
|
|
|
5529 * add extention to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
|
5530 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5531 *
|
|
|
5532 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5533 * the return value is a different name and ends in 'ext'.
|
|
|
5534 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5535 * characters otherwise.
|
|
|
5536 * Space for the returned name is allocated, must be freed later.
|
|
|
5537 * Returns NULL when out of memory.
|
|
|
5538 */
|
|
|
5539 char_u *
|
|
|
5540 modname(fname, ext, prepend_dot)
|
|
|
5541 char_u *fname, *ext;
|
|
|
5542 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5543 {
|
|
|
5544 return buf_modname(
|
|
|
5545 #ifdef SHORT_FNAME
|
|
|
5546 TRUE,
|
|
|
5547 #else
|
|
|
5548 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5549 #endif
|
|
|
5550 fname, ext, prepend_dot);
|
|
|
5551 }
|
|
|
5552
|
|
|
5553 char_u *
|
|
|
5554 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5555 int shortname; /* use 8.3 file name */
|
|
|
5556 char_u *fname, *ext;
|
|
|
5557 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5558 {
|
|
|
5559 char_u *retval;
|
|
|
5560 char_u *s;
|
|
|
5561 char_u *e;
|
|
|
5562 char_u *ptr;
|
|
|
5563 int fnamelen, extlen;
|
|
|
5564
|
|
|
5565 extlen = (int)STRLEN(ext);
|
|
|
5566
|
|
|
5567 /*
|
|
|
5568 * If there is no file name we must get the name of the current directory
|
|
|
5569 * (we need the full path in case :cd is used).
|
|
|
5570 */
|
|
|
5571 if (fname == NULL || *fname == NUL)
|
|
|
5572 {
|
|
|
5573 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5574 if (retval == NULL)
|
|
|
5575 return NULL;
|
|
|
5576 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5577 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5578 {
|
|
|
5579 vim_free(retval);
|
|
|
5580 return NULL;
|
|
|
5581 }
|
|
39
|
5582 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5583 {
|
|
|
5584 retval[fnamelen++] = PATHSEP;
|
|
|
5585 retval[fnamelen] = NUL;
|
|
|
5586 }
|
|
|
5587 #ifndef SHORT_FNAME
|
|
|
5588 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5589 #endif
|
|
|
5590 }
|
|
|
5591 else
|
|
|
5592 {
|
|
|
5593 fnamelen = (int)STRLEN(fname);
|
|
|
5594 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5595 if (retval == NULL)
|
|
|
5596 return NULL;
|
|
|
5597 STRCPY(retval, fname);
|
|
|
5598 #ifdef VMS
|
|
|
5599 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5600 #endif
|
|
|
5601 }
|
|
|
5602
|
|
|
5603 /*
|
|
|
5604 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5605 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5606 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5607 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5608 */
|
|
391
|
5609 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5610 {
|
|
|
5611 #ifndef RISCOS
|
|
|
5612 if (*ext == '.'
|
|
391
|
5613 # ifdef USE_LONG_FNAME
|
|
7
|
5614 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5615 # else
|
|
|
5616 # ifndef SHORT_FNAME
|
|
7
|
5617 && shortname
|
|
391
|
5618 # endif
|
|
7
|
5619 # endif
|
|
|
5620 )
|
|
|
5621 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5622 *ptr = '_';
|
|
391
|
5623 #endif
|
|
7
|
5624 if (vim_ispathsep(*ptr))
|
|
391
|
5625 {
|
|
|
5626 ++ptr;
|
|
7
|
5627 break;
|
|
391
|
5628 }
|
|
|
5629 }
|
|
7
|
5630
|
|
|
5631 /* the file name has at most BASENAMELEN characters. */
|
|
|
5632 #ifndef SHORT_FNAME
|
|
|
5633 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5634 ptr[BASENAMELEN] = '\0';
|
|
|
5635 #endif
|
|
|
5636
|
|
|
5637 s = ptr + STRLEN(ptr);
|
|
|
5638
|
|
|
5639 /*
|
|
|
5640 * For 8.3 file names we may have to reduce the length.
|
|
|
5641 */
|
|
|
5642 #ifdef USE_LONG_FNAME
|
|
|
5643 if (!USE_LONG_FNAME || shortname)
|
|
|
5644 #else
|
|
|
5645 # ifndef SHORT_FNAME
|
|
|
5646 if (shortname)
|
|
|
5647 # endif
|
|
|
5648 #endif
|
|
|
5649 {
|
|
|
5650 /*
|
|
|
5651 * If there is no file name, or the file name ends in '/', and the
|
|
|
5652 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5653 * ".ext" is invalid.
|
|
|
5654 */
|
|
|
5655 if (fname == NULL || *fname == NUL
|
|
|
5656 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5657 {
|
|
|
5658 #ifdef RISCOS
|
|
|
5659 if (*ext == '/')
|
|
|
5660 #else
|
|
|
5661 if (*ext == '.')
|
|
|
5662 #endif
|
|
|
5663 *s++ = '_';
|
|
|
5664 }
|
|
|
5665 /*
|
|
|
5666 * If the extension starts with '.', truncate the base name at 8
|
|
|
5667 * characters
|
|
|
5668 */
|
|
|
5669 #ifdef RISCOS
|
|
|
5670 /* We normally use '/', but swap files are '_' */
|
|
|
5671 else if (*ext == '/' || *ext == '_')
|
|
|
5672 #else
|
|
|
5673 else if (*ext == '.')
|
|
|
5674 #endif
|
|
|
5675 {
|
|
|
5676 if (s - ptr > (size_t)8)
|
|
|
5677 {
|
|
|
5678 s = ptr + 8;
|
|
|
5679 *s = '\0';
|
|
|
5680 }
|
|
|
5681 }
|
|
|
5682 /*
|
|
|
5683 * If the extension doesn't start with '.', and the file name
|
|
|
5684 * doesn't have an extension yet, append a '.'
|
|
|
5685 */
|
|
|
5686 #ifdef RISCOS
|
|
|
5687 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5688 *s++ = '/';
|
|
|
5689 #else
|
|
|
5690 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5691 *s++ = '.';
|
|
|
5692 #endif
|
|
|
5693 /*
|
|
|
5694 * If the extension doesn't start with '.', and there already is an
|
|
|
5695 * extension, it may need to be tructated
|
|
|
5696 */
|
|
|
5697 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5698 s = e + 4 - extlen;
|
|
|
5699 }
|
|
|
5700 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
5701 /*
|
|
|
5702 * If there is no file name, and the extension starts with '.', put a
|
|
|
5703 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
5704 * FAT partition, and on HPFS it doesn't matter.
|
|
|
5705 */
|
|
|
5706 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
5707 *s++ = '_';
|
|
|
5708 #endif
|
|
|
5709
|
|
|
5710 /*
|
|
|
5711 * Append the extention.
|
|
|
5712 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
5713 */
|
|
|
5714 STRCPY(s, ext);
|
|
|
5715
|
|
|
5716 #ifndef SHORT_FNAME
|
|
|
5717 /*
|
|
|
5718 * Prepend the dot.
|
|
|
5719 */
|
|
|
5720 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
5721 #ifdef RISCOS
|
|
|
5722 '/'
|
|
|
5723 #else
|
|
|
5724 '.'
|
|
|
5725 #endif
|
|
|
5726 #ifdef USE_LONG_FNAME
|
|
|
5727 && USE_LONG_FNAME
|
|
|
5728 #endif
|
|
|
5729 )
|
|
|
5730 {
|
|
|
5731 mch_memmove(e + 1, e, STRLEN(e) + 1);
|
|
|
5732 #ifdef RISCOS
|
|
|
5733 *e = '/';
|
|
|
5734 #else
|
|
|
5735 *e = '.';
|
|
|
5736 #endif
|
|
|
5737 }
|
|
|
5738 #endif
|
|
|
5739
|
|
|
5740 /*
|
|
|
5741 * Check that, after appending the extension, the file name is really
|
|
|
5742 * different.
|
|
|
5743 */
|
|
|
5744 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
5745 {
|
|
|
5746 /* we search for a character that can be replaced by '_' */
|
|
|
5747 while (--s >= ptr)
|
|
|
5748 {
|
|
|
5749 if (*s != '_')
|
|
|
5750 {
|
|
|
5751 *s = '_';
|
|
|
5752 break;
|
|
|
5753 }
|
|
|
5754 }
|
|
|
5755 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
5756 *ptr = 'v';
|
|
|
5757 }
|
|
|
5758 return retval;
|
|
|
5759 }
|
|
|
5760
|
|
|
5761 /*
|
|
|
5762 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
5763 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
5764 */
|
|
|
5765 int
|
|
|
5766 vim_fgets(buf, size, fp)
|
|
|
5767 char_u *buf;
|
|
|
5768 int size;
|
|
|
5769 FILE *fp;
|
|
|
5770 {
|
|
|
5771 char *eof;
|
|
|
5772 #define FGETS_SIZE 200
|
|
|
5773 char tbuf[FGETS_SIZE];
|
|
|
5774
|
|
|
5775 buf[size - 2] = NUL;
|
|
|
5776 #ifdef USE_CR
|
|
|
5777 eof = fgets_cr((char *)buf, size, fp);
|
|
|
5778 #else
|
|
|
5779 eof = fgets((char *)buf, size, fp);
|
|
|
5780 #endif
|
|
|
5781 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
5782 {
|
|
|
5783 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
5784
|
|
|
5785 /* Now throw away the rest of the line: */
|
|
|
5786 do
|
|
|
5787 {
|
|
|
5788 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
5789 #ifdef USE_CR
|
|
|
5790 fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5791 #else
|
|
|
5792 fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5793 #endif
|
|
|
5794 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
5795 }
|
|
|
5796 return (eof == NULL);
|
|
|
5797 }
|
|
|
5798
|
|
|
5799 #if defined(USE_CR) || defined(PROTO)
|
|
|
5800 /*
|
|
|
5801 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
5802 * Returns TRUE for end-of-file.
|
|
|
5803 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
5804 */
|
|
|
5805 int
|
|
|
5806 tag_fgets(buf, size, fp)
|
|
|
5807 char_u *buf;
|
|
|
5808 int size;
|
|
|
5809 FILE *fp;
|
|
|
5810 {
|
|
|
5811 int i = 0;
|
|
|
5812 int c;
|
|
|
5813 int eof = FALSE;
|
|
|
5814
|
|
|
5815 for (;;)
|
|
|
5816 {
|
|
|
5817 c = fgetc(fp);
|
|
|
5818 if (c == EOF)
|
|
|
5819 {
|
|
|
5820 eof = TRUE;
|
|
|
5821 break;
|
|
|
5822 }
|
|
|
5823 if (c == '\r')
|
|
|
5824 {
|
|
|
5825 /* Always store a NL for end-of-line. */
|
|
|
5826 if (i < size - 1)
|
|
|
5827 buf[i++] = '\n';
|
|
|
5828 c = fgetc(fp);
|
|
|
5829 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
5830 ungetc(c, fp);
|
|
|
5831 break;
|
|
|
5832 }
|
|
|
5833 if (i < size - 1)
|
|
|
5834 buf[i++] = c;
|
|
|
5835 if (c == '\n')
|
|
|
5836 break;
|
|
|
5837 }
|
|
|
5838 buf[i] = NUL;
|
|
|
5839 return eof;
|
|
|
5840 }
|
|
|
5841 #endif
|
|
|
5842
|
|
|
5843 /*
|
|
|
5844 * rename() only works if both files are on the same file system, this
|
|
|
5845 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
5846 * Return -1 for failure, 0 for success.
|
|
|
5847 */
|
|
|
5848 int
|
|
|
5849 vim_rename(from, to)
|
|
|
5850 char_u *from;
|
|
|
5851 char_u *to;
|
|
|
5852 {
|
|
|
5853 int fd_in;
|
|
|
5854 int fd_out;
|
|
|
5855 int n;
|
|
|
5856 char *errmsg = NULL;
|
|
|
5857 char *buffer;
|
|
|
5858 #ifdef AMIGA
|
|
|
5859 BPTR flock;
|
|
|
5860 #endif
|
|
|
5861 struct stat st;
|
|
194
|
5862 long perm;
|
|
199
|
5863 #ifdef HAVE_ACL
|
|
|
5864 vim_acl_T acl; /* ACL from original file */
|
|
|
5865 #endif
|
|
7
|
5866
|
|
|
5867 /*
|
|
|
5868 * When the names are identical, there is nothing to do.
|
|
|
5869 */
|
|
|
5870 if (fnamecmp(from, to) == 0)
|
|
|
5871 return 0;
|
|
|
5872
|
|
|
5873 /*
|
|
|
5874 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
5875 */
|
|
|
5876 if (mch_stat((char *)from, &st) < 0)
|
|
|
5877 return -1;
|
|
|
5878
|
|
|
5879 /*
|
|
|
5880 * Delete the "to" file, this is required on some systems to make the
|
|
|
5881 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
5882 * two files when the mch_rename() fails.
|
|
|
5883 */
|
|
|
5884
|
|
|
5885 #ifdef AMIGA
|
|
|
5886 /*
|
|
|
5887 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
5888 * that the name of the "to" file is the same as the "from" file, even
|
|
|
5889 * though the names are different. To avoid the chance of accidently
|
|
|
5890 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
5891 *
|
|
|
5892 * When used for making a backup before writing the file: This should not
|
|
|
5893 * happen with ":w", because startscript() should detect this problem and
|
|
|
5894 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
5895 * name. This problem does exist with ":w filename", but then the
|
|
|
5896 * original file will be somewhere else so the backup isn't really
|
|
|
5897 * important. If autoscripting is off the rename may fail.
|
|
|
5898 */
|
|
|
5899 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
5900 #endif
|
|
|
5901 mch_remove(to);
|
|
|
5902 #ifdef AMIGA
|
|
|
5903 if (flock)
|
|
|
5904 UnLock(flock);
|
|
|
5905 #endif
|
|
|
5906
|
|
|
5907 /*
|
|
|
5908 * First try a normal rename, return if it works.
|
|
|
5909 */
|
|
|
5910 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
5911 return 0;
|
|
|
5912
|
|
|
5913 /*
|
|
|
5914 * Rename() failed, try copying the file.
|
|
|
5915 */
|
|
194
|
5916 perm = mch_getperm(from);
|
|
199
|
5917 #ifdef HAVE_ACL
|
|
|
5918 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
5919 acl = mch_get_acl(from);
|
|
|
5920 #endif
|
|
7
|
5921 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
5922 if (fd_in == -1)
|
|
|
5923 return -1;
|
|
194
|
5924
|
|
|
5925 /* Create the new file with same permissions as the original. */
|
|
557
|
5926 fd_out = mch_open((char *)to,
|
|
|
5927 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
5928 if (fd_out == -1)
|
|
|
5929 {
|
|
|
5930 close(fd_in);
|
|
|
5931 return -1;
|
|
|
5932 }
|
|
|
5933
|
|
|
5934 buffer = (char *)alloc(BUFSIZE);
|
|
|
5935 if (buffer == NULL)
|
|
|
5936 {
|
|
|
5937 close(fd_in);
|
|
|
5938 close(fd_out);
|
|
|
5939 return -1;
|
|
|
5940 }
|
|
|
5941
|
|
|
5942 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
5943 if (vim_write(fd_out, buffer, n) != n)
|
|
|
5944 {
|
|
|
5945 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
5946 break;
|
|
|
5947 }
|
|
|
5948
|
|
|
5949 vim_free(buffer);
|
|
|
5950 close(fd_in);
|
|
|
5951 if (close(fd_out) < 0)
|
|
|
5952 errmsg = _("E209: Error closing \"%s\"");
|
|
|
5953 if (n < 0)
|
|
|
5954 {
|
|
|
5955 errmsg = _("E210: Error reading \"%s\"");
|
|
|
5956 to = from;
|
|
|
5957 }
|
|
570
|
5958 #ifndef UNIX /* for Unix mch_open() already set ther permission */
|
|
194
|
5959 mch_setperm(to, perm);
|
|
570
|
5960 #endif
|
|
199
|
5961 #ifdef HAVE_ACL
|
|
|
5962 mch_set_acl(to, acl);
|
|
|
5963 #endif
|
|
7
|
5964 if (errmsg != NULL)
|
|
|
5965 {
|
|
|
5966 EMSG2(errmsg, to);
|
|
|
5967 return -1;
|
|
|
5968 }
|
|
|
5969 mch_remove(from);
|
|
|
5970 return 0;
|
|
|
5971 }
|
|
|
5972
|
|
|
5973 static int already_warned = FALSE;
|
|
|
5974
|
|
|
5975 /*
|
|
|
5976 * Check if any not hidden buffer has been changed.
|
|
|
5977 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
5978 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
5979 * busy.
|
|
|
5980 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
5981 * cursor positioned).
|
|
|
5982 */
|
|
|
5983 int
|
|
|
5984 check_timestamps(focus)
|
|
|
5985 int focus; /* called for GUI focus event */
|
|
|
5986 {
|
|
|
5987 buf_T *buf;
|
|
|
5988 int didit = 0;
|
|
|
5989 int n;
|
|
|
5990
|
|
|
5991 /* Don't check timestamps while system() or another low-level function may
|
|
|
5992 * cause us to lose and gain focus. */
|
|
|
5993 if (no_check_timestamps > 0)
|
|
|
5994 return FALSE;
|
|
|
5995
|
|
|
5996 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
5997 * event and we would keep on checking if the file is steadily growing.
|
|
|
5998 * Do check again after typing something. */
|
|
|
5999 if (focus && did_check_timestamps)
|
|
|
6000 {
|
|
|
6001 need_check_timestamps = TRUE;
|
|
|
6002 return FALSE;
|
|
|
6003 }
|
|
|
6004
|
|
|
6005 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6006 #ifdef FEAT_AUTOCMD
|
|
|
6007 || autocmd_busy
|
|
|
6008 #endif
|
|
|
6009 )
|
|
|
6010 need_check_timestamps = TRUE; /* check later */
|
|
|
6011 else
|
|
|
6012 {
|
|
|
6013 ++no_wait_return;
|
|
|
6014 did_check_timestamps = TRUE;
|
|
|
6015 already_warned = FALSE;
|
|
|
6016 for (buf = firstbuf; buf != NULL; )
|
|
|
6017 {
|
|
|
6018 /* Only check buffers in a window. */
|
|
|
6019 if (buf->b_nwindows > 0)
|
|
|
6020 {
|
|
|
6021 n = buf_check_timestamp(buf, focus);
|
|
|
6022 if (didit < n)
|
|
|
6023 didit = n;
|
|
|
6024 if (n > 0 && !buf_valid(buf))
|
|
|
6025 {
|
|
|
6026 /* Autocommands have removed the buffer, start at the
|
|
|
6027 * first one again. */
|
|
|
6028 buf = firstbuf;
|
|
|
6029 continue;
|
|
|
6030 }
|
|
|
6031 }
|
|
|
6032 buf = buf->b_next;
|
|
|
6033 }
|
|
|
6034 --no_wait_return;
|
|
|
6035 need_check_timestamps = FALSE;
|
|
|
6036 if (need_wait_return && didit == 2)
|
|
|
6037 {
|
|
|
6038 /* make sure msg isn't overwritten */
|
|
|
6039 msg_puts((char_u *)"\n");
|
|
|
6040 out_flush();
|
|
|
6041 }
|
|
|
6042 }
|
|
|
6043 return didit;
|
|
|
6044 }
|
|
|
6045
|
|
|
6046 /*
|
|
|
6047 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6048 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6049 * empty.
|
|
|
6050 */
|
|
|
6051 static int
|
|
|
6052 move_lines(frombuf, tobuf)
|
|
|
6053 buf_T *frombuf;
|
|
|
6054 buf_T *tobuf;
|
|
|
6055 {
|
|
|
6056 buf_T *tbuf = curbuf;
|
|
|
6057 int retval = OK;
|
|
|
6058 linenr_T lnum;
|
|
|
6059 char_u *p;
|
|
|
6060
|
|
|
6061 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6062 curbuf = tobuf;
|
|
|
6063 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6064 {
|
|
|
6065 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6066 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6067 {
|
|
|
6068 vim_free(p);
|
|
|
6069 retval = FAIL;
|
|
|
6070 break;
|
|
|
6071 }
|
|
|
6072 vim_free(p);
|
|
|
6073 }
|
|
|
6074
|
|
|
6075 /* Delete all the lines in "frombuf". */
|
|
|
6076 if (retval != FAIL)
|
|
|
6077 {
|
|
|
6078 curbuf = frombuf;
|
|
|
6079 while (!bufempty())
|
|
|
6080 if (ml_delete(curbuf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
|
6081 {
|
|
|
6082 /* Oops! We could try putting back the saved lines, but that
|
|
|
6083 * might fail again... */
|
|
|
6084 retval = FAIL;
|
|
|
6085 break;
|
|
|
6086 }
|
|
|
6087 }
|
|
|
6088
|
|
|
6089 curbuf = tbuf;
|
|
|
6090 return retval;
|
|
|
6091 }
|
|
|
6092
|
|
|
6093 /*
|
|
|
6094 * Check if buffer "buf" has been changed.
|
|
|
6095 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6096 * return 1 if a changed buffer was found.
|
|
|
6097 * return 2 if a message has been displayed.
|
|
|
6098 * return 0 otherwise.
|
|
|
6099 */
|
|
|
6100 /*ARGSUSED*/
|
|
|
6101 int
|
|
|
6102 buf_check_timestamp(buf, focus)
|
|
|
6103 buf_T *buf;
|
|
|
6104 int focus; /* called for GUI focus event */
|
|
|
6105 {
|
|
|
6106 struct stat st;
|
|
|
6107 int stat_res;
|
|
|
6108 int retval = 0;
|
|
|
6109 char_u *path;
|
|
|
6110 char_u *tbuf;
|
|
|
6111 char *mesg = NULL;
|
|
188
|
6112 char *mesg2 = "";
|
|
7
|
6113 int helpmesg = FALSE;
|
|
|
6114 int reload = FALSE;
|
|
|
6115 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6116 int can_reload = FALSE;
|
|
|
6117 #endif
|
|
|
6118 size_t orig_size = buf->b_orig_size;
|
|
|
6119 int orig_mode = buf->b_orig_mode;
|
|
|
6120 #ifdef FEAT_GUI
|
|
|
6121 int save_mouse_correct = need_mouse_correct;
|
|
|
6122 #endif
|
|
|
6123 #ifdef FEAT_AUTOCMD
|
|
|
6124 static int busy = FALSE;
|
|
179
|
6125 int n;
|
|
|
6126 char_u *s;
|
|
|
6127 #endif
|
|
|
6128 char *reason;
|
|
7
|
6129
|
|
|
6130 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6131 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6132 * this buffer. */
|
|
|
6133 if (buf->b_ffname == NULL
|
|
|
6134 || buf->b_ml.ml_mfp == NULL
|
|
|
6135 #if defined(FEAT_QUICKFIX)
|
|
|
6136 || *buf->b_p_bt != NUL
|
|
|
6137 #endif
|
|
|
6138 || buf->b_saving
|
|
|
6139 #ifdef FEAT_AUTOCMD
|
|
|
6140 || busy
|
|
|
6141 #endif
|
|
33
|
6142 #ifdef FEAT_NETBEANS_INTG
|
|
|
6143 || isNetbeansBuffer(buf)
|
|
|
6144 #endif
|
|
7
|
6145 )
|
|
|
6146 return 0;
|
|
|
6147
|
|
|
6148 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6149 && buf->b_mtime != 0
|
|
|
6150 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6151 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6152 #ifdef HAVE_ST_MODE
|
|
|
6153 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6154 #else
|
|
|
6155 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6156 #endif
|
|
|
6157 ))
|
|
|
6158 {
|
|
|
6159 retval = 1;
|
|
|
6160
|
|
|
6161 /* set b_mtime to stop further warnings */
|
|
|
6162 if (stat_res < 0)
|
|
|
6163 {
|
|
|
6164 buf->b_mtime = 0;
|
|
|
6165 buf->b_orig_size = 0;
|
|
|
6166 buf->b_orig_mode = 0;
|
|
|
6167 }
|
|
|
6168 else
|
|
|
6169 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6170
|
|
|
6171 /* Don't do anything for a directory. Might contain the file
|
|
|
6172 * explorer. */
|
|
|
6173 if (mch_isdir(buf->b_fname))
|
|
|
6174 ;
|
|
|
6175
|
|
|
6176 /*
|
|
|
6177 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6178 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6179 * was set, the global option value otherwise.
|
|
|
6180 */
|
|
|
6181 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6182 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6183 reload = TRUE;
|
|
|
6184 else
|
|
|
6185 {
|
|
179
|
6186 if (stat_res < 0)
|
|
|
6187 reason = "deleted";
|
|
|
6188 else if (bufIsChanged(buf))
|
|
|
6189 reason = "conflict";
|
|
|
6190 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6191 reason = "changed";
|
|
|
6192 else if (orig_mode != buf->b_orig_mode)
|
|
|
6193 reason = "mode";
|
|
|
6194 else
|
|
|
6195 reason = "time";
|
|
|
6196
|
|
7
|
6197 #ifdef FEAT_AUTOCMD
|
|
|
6198 /*
|
|
|
6199 * Only give the warning if there are no FileChangedShell
|
|
|
6200 * autocommands.
|
|
|
6201 * Avoid being called recursively by setting "busy".
|
|
|
6202 */
|
|
|
6203 busy = TRUE;
|
|
532
|
6204 # ifdef FEAT_EVAL
|
|
179
|
6205 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6206 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6207 # endif
|
|
7
|
6208 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6209 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6210 busy = FALSE;
|
|
|
6211 if (n)
|
|
|
6212 {
|
|
|
6213 if (!buf_valid(buf))
|
|
|
6214 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6215 # ifdef FEAT_EVAL
|
|
179
|
6216 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6217 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6218 reload = TRUE;
|
|
|
6219 else if (STRCMP(s, "ask") == 0)
|
|
|
6220 n = FALSE;
|
|
|
6221 else
|
|
532
|
6222 # endif
|
|
179
|
6223 return 2;
|
|
7
|
6224 }
|
|
179
|
6225 if (!n)
|
|
7
|
6226 #endif
|
|
|
6227 {
|
|
179
|
6228 if (*reason == 'd')
|
|
|
6229 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6230 else
|
|
|
6231 {
|
|
|
6232 helpmesg = TRUE;
|
|
|
6233 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6234 can_reload = TRUE;
|
|
|
6235 #endif
|
|
|
6236 /*
|
|
|
6237 * Check if the file contents really changed to avoid
|
|
|
6238 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6239 * checked out of CVS). Always warn when the buffer was
|
|
|
6240 * changed.
|
|
|
6241 */
|
|
179
|
6242 if (reason[2] == 'n')
|
|
|
6243 {
|
|
7
|
6244 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6245 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6246 }
|
|
|
6247 else if (reason[1] == 'h')
|
|
|
6248 {
|
|
7
|
6249 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6250 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6251 }
|
|
|
6252 else if (*reason == 'm')
|
|
|
6253 {
|
|
7
|
6254 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6255 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6256 }
|
|
|
6257 /* Else: only timestamp changed, ignored */
|
|
7
|
6258 }
|
|
|
6259 }
|
|
|
6260 }
|
|
|
6261
|
|
|
6262 }
|
|
|
6263 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6264 && vim_fexists(buf->b_ffname))
|
|
|
6265 {
|
|
|
6266 retval = 1;
|
|
|
6267 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6268 buf->b_flags |= BF_NEW_W;
|
|
|
6269 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6270 can_reload = TRUE;
|
|
|
6271 #endif
|
|
|
6272 }
|
|
|
6273
|
|
|
6274 if (mesg != NULL)
|
|
|
6275 {
|
|
|
6276 path = home_replace_save(buf, buf->b_fname);
|
|
|
6277 if (path != NULL)
|
|
|
6278 {
|
|
179
|
6279 if (!helpmesg)
|
|
7
|
6280 mesg2 = "";
|
|
|
6281 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6282 + STRLEN(mesg2) + 2));
|
|
|
6283 sprintf((char *)tbuf, mesg, path);
|
|
|
6284 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6285 if (can_reload)
|
|
|
6286 {
|
|
|
6287 if (*mesg2 != NUL)
|
|
|
6288 {
|
|
|
6289 STRCAT(tbuf, "\n");
|
|
|
6290 STRCAT(tbuf, mesg2);
|
|
|
6291 }
|
|
|
6292 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6293 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6294 reload = TRUE;
|
|
|
6295 }
|
|
|
6296 else
|
|
|
6297 #endif
|
|
|
6298 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6299 {
|
|
|
6300 if (*mesg2 != NUL)
|
|
|
6301 {
|
|
|
6302 STRCAT(tbuf, "; ");
|
|
|
6303 STRCAT(tbuf, mesg2);
|
|
|
6304 }
|
|
|
6305 EMSG(tbuf);
|
|
|
6306 retval = 2;
|
|
|
6307 }
|
|
|
6308 else
|
|
|
6309 {
|
|
8
|
6310 # ifdef FEAT_AUTOCMD
|
|
7
|
6311 if (!autocmd_busy)
|
|
8
|
6312 # endif
|
|
7
|
6313 {
|
|
|
6314 msg_start();
|
|
|
6315 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6316 if (*mesg2 != NUL)
|
|
|
6317 msg_puts_attr((char_u *)mesg2,
|
|
|
6318 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6319 msg_clr_eos();
|
|
|
6320 (void)msg_end();
|
|
|
6321 if (emsg_silent == 0)
|
|
|
6322 {
|
|
|
6323 out_flush();
|
|
8
|
6324 # ifdef FEAT_GUI
|
|
7
|
6325 if (!focus)
|
|
8
|
6326 # endif
|
|
7
|
6327 /* give the user some time to think about it */
|
|
|
6328 ui_delay(1000L, TRUE);
|
|
|
6329
|
|
|
6330 /* don't redraw and erase the message */
|
|
|
6331 redraw_cmdline = FALSE;
|
|
|
6332 }
|
|
|
6333 }
|
|
|
6334 already_warned = TRUE;
|
|
|
6335 }
|
|
|
6336
|
|
|
6337 vim_free(path);
|
|
|
6338 vim_free(tbuf);
|
|
|
6339 }
|
|
|
6340 }
|
|
|
6341
|
|
|
6342 if (reload)
|
|
311
|
6343 /* Reload the buffer. */
|
|
|
6344 buf_reload(buf);
|
|
7
|
6345
|
|
|
6346 #ifdef FEAT_GUI
|
|
|
6347 /* restore this in case an autocommand has set it; it would break
|
|
|
6348 * 'mousefocus' */
|
|
|
6349 need_mouse_correct = save_mouse_correct;
|
|
|
6350 #endif
|
|
|
6351
|
|
|
6352 return retval;
|
|
|
6353 }
|
|
|
6354
|
|
311
|
6355 /*
|
|
|
6356 * Reload a buffer that is already loaded.
|
|
|
6357 * Used when the file was changed outside of Vim.
|
|
|
6358 */
|
|
|
6359 void
|
|
|
6360 buf_reload(buf)
|
|
|
6361 buf_T *buf;
|
|
|
6362 {
|
|
|
6363 exarg_T ea;
|
|
|
6364 pos_T old_cursor;
|
|
|
6365 linenr_T old_topline;
|
|
|
6366 int old_ro = buf->b_p_ro;
|
|
|
6367 int orig_mode = buf->b_orig_mode;
|
|
|
6368 buf_T *savebuf;
|
|
|
6369 int saved = OK;
|
|
|
6370 #ifdef FEAT_AUTOCMD
|
|
|
6371 aco_save_T aco;
|
|
|
6372
|
|
|
6373 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6374 aucmd_prepbuf(&aco, buf);
|
|
|
6375 #else
|
|
|
6376 buf_T *save_curbuf = curbuf;
|
|
|
6377
|
|
|
6378 curbuf = buf;
|
|
|
6379 curwin->w_buffer = buf;
|
|
|
6380 #endif
|
|
|
6381
|
|
|
6382 /* We only want to read the text from the file, not reset the syntax
|
|
|
6383 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6384 * and encoding to be the same. */
|
|
|
6385 if (prep_exarg(&ea, buf) == OK)
|
|
|
6386 {
|
|
|
6387 old_cursor = curwin->w_cursor;
|
|
|
6388 old_topline = curwin->w_topline;
|
|
|
6389
|
|
|
6390 /*
|
|
|
6391 * To behave like when a new file is edited (matters for
|
|
|
6392 * BufReadPost autocommands) we first need to delete the current
|
|
|
6393 * buffer contents. But if reading the file fails we should keep
|
|
|
6394 * the old contents. Can't use memory only, the file might be
|
|
|
6395 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6396 */
|
|
|
6397 if (bufempty())
|
|
|
6398 savebuf = NULL;
|
|
|
6399 else
|
|
|
6400 {
|
|
|
6401 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6402 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
|
6403 if (savebuf != NULL)
|
|
|
6404 {
|
|
|
6405 /* Open the memline. */
|
|
|
6406 curbuf = savebuf;
|
|
|
6407 curwin->w_buffer = savebuf;
|
|
|
6408 saved = ml_open();
|
|
|
6409 curbuf = buf;
|
|
|
6410 curwin->w_buffer = buf;
|
|
|
6411 }
|
|
|
6412 if (savebuf == NULL || saved == FAIL
|
|
|
6413 || move_lines(buf, savebuf) == FAIL)
|
|
|
6414 {
|
|
|
6415 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6416 buf->b_fname);
|
|
|
6417 saved = FAIL;
|
|
|
6418 }
|
|
|
6419 }
|
|
|
6420
|
|
|
6421 if (saved == OK)
|
|
|
6422 {
|
|
|
6423 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6424 #ifdef FEAT_AUTOCMD
|
|
|
6425 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6426 #endif
|
|
|
6427 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6428 (linenr_T)0,
|
|
|
6429 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6430 {
|
|
|
6431 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6432 if (!aborting())
|
|
|
6433 #endif
|
|
|
6434 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
|
6435 if (savebuf != NULL)
|
|
|
6436 {
|
|
|
6437 /* Put the text back from the save buffer. First
|
|
|
6438 * delete any lines that readfile() added. */
|
|
|
6439 while (!bufempty())
|
|
|
6440 if (ml_delete(curbuf->b_ml.ml_line_count, FALSE)
|
|
|
6441 == FAIL)
|
|
|
6442 break;
|
|
|
6443 (void)move_lines(savebuf, buf);
|
|
|
6444 }
|
|
|
6445 }
|
|
|
6446 else
|
|
|
6447 {
|
|
|
6448 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6449 unchanged(buf, TRUE);
|
|
|
6450 u_blockfree(buf);
|
|
|
6451 u_clearall(buf);
|
|
|
6452 }
|
|
|
6453 }
|
|
|
6454 vim_free(ea.cmd);
|
|
|
6455
|
|
|
6456 if (savebuf != NULL)
|
|
|
6457 wipe_buffer(savebuf, FALSE);
|
|
|
6458
|
|
|
6459 #ifdef FEAT_DIFF
|
|
|
6460 /* Invalidate diff info if necessary. */
|
|
|
6461 diff_invalidate();
|
|
|
6462 #endif
|
|
|
6463
|
|
|
6464 /* Restore the topline and cursor position and check it (lines may
|
|
|
6465 * have been removed). */
|
|
|
6466 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6467 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6468 else
|
|
|
6469 curwin->w_topline = old_topline;
|
|
|
6470 curwin->w_cursor = old_cursor;
|
|
|
6471 check_cursor();
|
|
|
6472 update_topline();
|
|
|
6473 #ifdef FEAT_AUTOCMD
|
|
|
6474 keep_filetype = FALSE;
|
|
|
6475 #endif
|
|
|
6476 #ifdef FEAT_FOLDING
|
|
|
6477 {
|
|
|
6478 win_T *wp;
|
|
|
6479
|
|
|
6480 /* Update folds unless they are defined manually. */
|
|
|
6481 FOR_ALL_WINDOWS(wp)
|
|
|
6482 if (wp->w_buffer == curwin->w_buffer
|
|
|
6483 && !foldmethodIsManual(wp))
|
|
|
6484 foldUpdateAll(wp);
|
|
|
6485 }
|
|
|
6486 #endif
|
|
|
6487 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6488 * value; the user probably used the ":view" command. But don't
|
|
|
6489 * reset it, might have had a read error. */
|
|
|
6490 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6491 curbuf->b_p_ro |= old_ro;
|
|
|
6492 }
|
|
|
6493
|
|
|
6494 #ifdef FEAT_AUTOCMD
|
|
|
6495 /* restore curwin/curbuf and a few other things */
|
|
|
6496 aucmd_restbuf(&aco);
|
|
|
6497 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6498 #else
|
|
|
6499 curwin->w_buffer = save_curbuf;
|
|
|
6500 curbuf = save_curbuf;
|
|
|
6501 #endif
|
|
|
6502 }
|
|
|
6503
|
|
7
|
6504 /*ARGSUSED*/
|
|
|
6505 void
|
|
|
6506 buf_store_time(buf, st, fname)
|
|
|
6507 buf_T *buf;
|
|
|
6508 struct stat *st;
|
|
|
6509 char_u *fname;
|
|
|
6510 {
|
|
|
6511 buf->b_mtime = (long)st->st_mtime;
|
|
|
6512 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6513 #ifdef HAVE_ST_MODE
|
|
|
6514 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6515 #else
|
|
|
6516 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6517 #endif
|
|
|
6518 }
|
|
|
6519
|
|
|
6520 /*
|
|
|
6521 * Adjust the line with missing eol, used for the next write.
|
|
|
6522 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6523 */
|
|
|
6524 void
|
|
|
6525 write_lnum_adjust(offset)
|
|
|
6526 linenr_T offset;
|
|
|
6527 {
|
|
167
|
6528 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6529 write_no_eol_lnum += offset;
|
|
|
6530 }
|
|
|
6531
|
|
|
6532 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6533 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6534
|
|
|
6535 /*
|
|
|
6536 * Delete the temp directory and all files it contains.
|
|
|
6537 */
|
|
|
6538 void
|
|
|
6539 vim_deltempdir()
|
|
|
6540 {
|
|
|
6541 char_u **files;
|
|
|
6542 int file_count;
|
|
|
6543 int i;
|
|
|
6544
|
|
|
6545 if (vim_tempdir != NULL)
|
|
|
6546 {
|
|
|
6547 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6548 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6549 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6550 {
|
|
|
6551 for (i = 0; i < file_count; ++i)
|
|
|
6552 mch_remove(files[i]);
|
|
|
6553 FreeWild(file_count, files);
|
|
|
6554 }
|
|
|
6555 gettail(NameBuff)[-1] = NUL;
|
|
|
6556 (void)mch_rmdir(NameBuff);
|
|
|
6557
|
|
|
6558 vim_free(vim_tempdir);
|
|
|
6559 vim_tempdir = NULL;
|
|
|
6560 }
|
|
|
6561 }
|
|
|
6562 #endif
|
|
|
6563
|
|
|
6564 /*
|
|
|
6565 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6566 *
|
|
|
6567 * The temp file is NOT created.
|
|
|
6568 *
|
|
|
6569 * The returned pointer is to allocated memory.
|
|
|
6570 * The returned pointer is NULL if no valid name was found.
|
|
|
6571 */
|
|
|
6572 /*ARGSUSED*/
|
|
|
6573 char_u *
|
|
|
6574 vim_tempname(extra_char)
|
|
|
6575 int extra_char; /* character to use in the name instead of '?' */
|
|
|
6576 {
|
|
|
6577 #ifdef USE_TMPNAM
|
|
|
6578 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6579 #else
|
|
|
6580 char_u itmp[TEMPNAMELEN];
|
|
|
6581 #endif
|
|
|
6582
|
|
|
6583 #ifdef TEMPDIRNAMES
|
|
|
6584 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6585 int i;
|
|
|
6586 long nr;
|
|
|
6587 long off;
|
|
|
6588 # ifndef EEXIST
|
|
|
6589 struct stat st;
|
|
|
6590 # endif
|
|
|
6591
|
|
|
6592 /*
|
|
|
6593 * This will create a directory for private use by this instance of Vim.
|
|
|
6594 * This is done once, and the same directory is used for all temp files.
|
|
|
6595 * This method avoids security problems because of symlink attacks et al.
|
|
|
6596 * It's also a bit faster, because we only need to check for an existing
|
|
|
6597 * file when creating the directory and not for each temp file.
|
|
|
6598 */
|
|
|
6599 if (vim_tempdir == NULL)
|
|
|
6600 {
|
|
|
6601 /*
|
|
|
6602 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6603 */
|
|
|
6604 for (i = 0; i < sizeof(tempdirs) / sizeof(char *); ++i)
|
|
|
6605 {
|
|
|
6606 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6607 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6608 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6609 {
|
|
|
6610 # ifdef __EMX__
|
|
|
6611 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6612 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6613 * Adding 2 backslashes didn't work. */
|
|
|
6614 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6615 STRCAT(itmp, "/");
|
|
|
6616 else
|
|
|
6617 # endif
|
|
|
6618 add_pathsep(itmp);
|
|
|
6619
|
|
|
6620 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6621 * unlikely that it already exists it will be faster,
|
|
|
6622 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6623 * security problems because of the predictable number. */
|
|
|
6624 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
6625
|
|
|
6626 /* Try up to 10000 different values until we find a name that
|
|
|
6627 * doesn't exist. */
|
|
|
6628 for (off = 0; off < 10000L; ++off)
|
|
|
6629 {
|
|
|
6630 int r;
|
|
|
6631 #if defined(UNIX) || defined(VMS)
|
|
|
6632 mode_t umask_save;
|
|
|
6633 #endif
|
|
|
6634
|
|
|
6635 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
6636 # ifndef EEXIST
|
|
|
6637 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
6638 * existing file here. There is a race condition then,
|
|
|
6639 * although it's fail-safe. */
|
|
|
6640 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
6641 continue;
|
|
|
6642 # endif
|
|
|
6643 #if defined(UNIX) || defined(VMS)
|
|
|
6644 /* Make sure the umask doesn't remove the executable bit.
|
|
|
6645 * "repl" has been reported to use "177". */
|
|
|
6646 umask_save = umask(077);
|
|
|
6647 #endif
|
|
|
6648 r = vim_mkdir(itmp, 0700);
|
|
|
6649 #if defined(UNIX) || defined(VMS)
|
|
|
6650 (void)umask(umask_save);
|
|
|
6651 #endif
|
|
|
6652 if (r == 0)
|
|
|
6653 {
|
|
|
6654 char_u *buf;
|
|
|
6655
|
|
|
6656 /* Directory was created, use this name.
|
|
|
6657 * Expand to full path; When using the current
|
|
|
6658 * directory a ":cd" would confuse us. */
|
|
|
6659 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
6660 if (buf != NULL)
|
|
|
6661 {
|
|
|
6662 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
6663 == FAIL)
|
|
|
6664 STRCPY(buf, itmp);
|
|
|
6665 # ifdef __EMX__
|
|
|
6666 if (vim_strchr(buf, '/') != NULL)
|
|
|
6667 STRCAT(buf, "/");
|
|
|
6668 else
|
|
|
6669 # endif
|
|
|
6670 add_pathsep(buf);
|
|
|
6671 vim_tempdir = vim_strsave(buf);
|
|
|
6672 vim_free(buf);
|
|
|
6673 }
|
|
|
6674 break;
|
|
|
6675 }
|
|
|
6676 # ifdef EEXIST
|
|
|
6677 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
6678 * we probably can't create any dir here, try another
|
|
|
6679 * place. */
|
|
|
6680 if (errno != EEXIST)
|
|
|
6681 # endif
|
|
|
6682 break;
|
|
|
6683 }
|
|
|
6684 if (vim_tempdir != NULL)
|
|
|
6685 break;
|
|
|
6686 }
|
|
|
6687 }
|
|
|
6688 }
|
|
|
6689
|
|
|
6690 if (vim_tempdir != NULL)
|
|
|
6691 {
|
|
|
6692 /* There is no need to check if the file exists, because we own the
|
|
|
6693 * directory and nobody else creates a file in it. */
|
|
|
6694 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
6695 return vim_strsave(itmp);
|
|
|
6696 }
|
|
|
6697
|
|
|
6698 return NULL;
|
|
|
6699
|
|
|
6700 #else /* TEMPDIRNAMES */
|
|
|
6701
|
|
|
6702 # ifdef WIN3264
|
|
|
6703 char szTempFile[_MAX_PATH + 1];
|
|
|
6704 char buf4[4];
|
|
|
6705 char_u *retval;
|
|
|
6706 char_u *p;
|
|
|
6707
|
|
|
6708 STRCPY(itmp, "");
|
|
|
6709 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
6710 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
6711 strcpy(buf4, "VIM");
|
|
|
6712 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
6713 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
6714 return NULL;
|
|
|
6715 /* GetTempFileName() will create the file, we don't want that */
|
|
|
6716 (void)DeleteFile(itmp);
|
|
|
6717
|
|
|
6718 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
6719 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
6720 * didn't set 'shellslash'. */
|
|
|
6721 retval = vim_strsave(itmp);
|
|
|
6722 if (*p_shcf == '-' || p_ssl)
|
|
|
6723 for (p = retval; *p; ++p)
|
|
|
6724 if (*p == '\\')
|
|
|
6725 *p = '/';
|
|
|
6726 return retval;
|
|
|
6727
|
|
|
6728 # else /* WIN3264 */
|
|
|
6729
|
|
|
6730 # ifdef USE_TMPNAM
|
|
|
6731 /* tmpnam() will make its own name */
|
|
|
6732 if (*tmpnam((char *)itmp) == NUL)
|
|
|
6733 return NULL;
|
|
|
6734 # else
|
|
|
6735 char_u *p;
|
|
|
6736
|
|
|
6737 # ifdef VMS_TEMPNAM
|
|
|
6738 /* mktemp() is not working on VMS. It seems to be
|
|
|
6739 * a do-nothing function. Therefore we use tempnam().
|
|
|
6740 */
|
|
|
6741 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
6742 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
6743 if (p != NULL)
|
|
|
6744 {
|
|
|
6745 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
6746 * and VIM will then be unable to find the file later */
|
|
|
6747 STRCPY(itmp, p);
|
|
|
6748 STRCAT(itmp, ".txt");
|
|
|
6749 free(p);
|
|
|
6750 }
|
|
|
6751 else
|
|
|
6752 return NULL;
|
|
|
6753 # else
|
|
|
6754 STRCPY(itmp, TEMPNAME);
|
|
|
6755 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
6756 *p = extra_char;
|
|
|
6757 if (mktemp((char *)itmp) == NULL)
|
|
|
6758 return NULL;
|
|
|
6759 # endif
|
|
|
6760 # endif
|
|
|
6761
|
|
|
6762 return vim_strsave(itmp);
|
|
|
6763 # endif /* WIN3264 */
|
|
|
6764 #endif /* TEMPDIRNAMES */
|
|
|
6765 }
|
|
|
6766
|
|
|
6767 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
6768 /*
|
|
|
6769 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
6770 */
|
|
|
6771 void
|
|
|
6772 forward_slash(fname)
|
|
|
6773 char_u *fname;
|
|
|
6774 {
|
|
|
6775 char_u *p;
|
|
|
6776
|
|
|
6777 for (p = fname; *p != NUL; ++p)
|
|
|
6778 # ifdef FEAT_MBYTE
|
|
|
6779 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
6780 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
6781 ++p;
|
|
|
6782 else
|
|
|
6783 # endif
|
|
|
6784 if (*p == '\\')
|
|
|
6785 *p = '/';
|
|
|
6786 }
|
|
|
6787 #endif
|
|
|
6788
|
|
|
6789
|
|
|
6790 /*
|
|
|
6791 * Code for automatic commands.
|
|
|
6792 *
|
|
|
6793 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
6794 */
|
|
|
6795
|
|
|
6796 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
6797
|
|
|
6798 /*
|
|
|
6799 * The autocommands are stored in a list for each event.
|
|
|
6800 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
6801 * together, to avoid having to match the pattern too often.
|
|
|
6802 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
6803 *
|
|
|
6804 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
6805 * Autopat.cmds Autopat.cmds
|
|
|
6806 * | |
|
|
|
6807 * V V
|
|
|
6808 * AutoCmd.next AutoCmd.next
|
|
|
6809 * | |
|
|
|
6810 * V V
|
|
|
6811 * AutoCmd.next NULL
|
|
|
6812 * |
|
|
|
6813 * V
|
|
|
6814 * NULL
|
|
|
6815 *
|
|
|
6816 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
6817 * Autopat.cmds
|
|
|
6818 * |
|
|
|
6819 * V
|
|
|
6820 * AutoCmd.next
|
|
|
6821 * |
|
|
|
6822 * V
|
|
|
6823 * NULL
|
|
|
6824 * etc.
|
|
|
6825 *
|
|
|
6826 * The order of AutoCmds is important, this is the order in which they were
|
|
|
6827 * defined and will have to be executed.
|
|
|
6828 */
|
|
|
6829 typedef struct AutoCmd
|
|
|
6830 {
|
|
|
6831 char_u *cmd; /* The command to be executed (NULL
|
|
|
6832 when command has been removed) */
|
|
|
6833 char nested; /* If autocommands nest here */
|
|
|
6834 char last; /* last command in list */
|
|
|
6835 #ifdef FEAT_EVAL
|
|
|
6836 scid_T scriptID; /* script ID where defined */
|
|
|
6837 #endif
|
|
|
6838 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
6839 } AutoCmd;
|
|
|
6840
|
|
|
6841 typedef struct AutoPat
|
|
|
6842 {
|
|
|
6843 int group; /* group ID */
|
|
|
6844 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
6845 has been removed) */
|
|
|
6846 int patlen; /* strlen() of pat */
|
|
153
|
6847 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
6848 char allow_dirs; /* Pattern may match whole path */
|
|
|
6849 char last; /* last pattern for apply_autocmds() */
|
|
|
6850 AutoCmd *cmds; /* list of commands to do */
|
|
|
6851 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
6852 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
6853 } AutoPat;
|
|
|
6854
|
|
|
6855 static struct event_name
|
|
|
6856 {
|
|
|
6857 char *name; /* event name */
|
|
|
6858 EVENT_T event; /* event number */
|
|
|
6859 } event_names[] =
|
|
|
6860 {
|
|
|
6861 {"BufAdd", EVENT_BUFADD},
|
|
|
6862 {"BufCreate", EVENT_BUFADD},
|
|
|
6863 {"BufDelete", EVENT_BUFDELETE},
|
|
|
6864 {"BufEnter", EVENT_BUFENTER},
|
|
|
6865 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
6866 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
6867 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
6868 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
6869 {"BufNew", EVENT_BUFNEW},
|
|
|
6870 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
6871 {"BufRead", EVENT_BUFREADPOST},
|
|
|
6872 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
6873 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
6874 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
6875 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
6876 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
6877 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
6878 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
6879 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
6880 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
6881 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
6882 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
6883 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
6884 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
6885 {"ColorScheme", EVENT_COLORSCHEME},
|
|
7
|
6886 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
6887 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
6888 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
6889 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
6890 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
6891 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
6892 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
|
6893 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
6894 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
6895 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
6896 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
6897 {"FileType", EVENT_FILETYPE},
|
|
|
6898 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
6899 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
6900 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
6901 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
6902 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
6903 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
6904 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
6905 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
6906 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
6907 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
6908 {"GUIEnter", EVENT_GUIENTER},
|
|
11
|
6909 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
6910 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
6911 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
6912 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
6913 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
6914 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
6915 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
6916 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
7
|
6917 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
6918 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
|
6919 {"Syntax", EVENT_SYNTAX},
|
|
578
|
6920 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
6921 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
6922 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
6923 {"User", EVENT_USER},
|
|
|
6924 {"VimEnter", EVENT_VIMENTER},
|
|
|
6925 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
6926 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
6927 {"WinEnter", EVENT_WINENTER},
|
|
|
6928 {"WinLeave", EVENT_WINLEAVE},
|
|
|
6929 {NULL, (EVENT_T)0}
|
|
|
6930 };
|
|
|
6931
|
|
|
6932 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
6933 {
|
|
|
6934 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6935 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6936 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6937 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
6938 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
6939 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
6940 };
|
|
|
6941
|
|
|
6942 /*
|
|
|
6943 * struct used to keep status while executing autocommands for an event.
|
|
|
6944 */
|
|
|
6945 typedef struct AutoPatCmd
|
|
|
6946 {
|
|
|
6947 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
6948 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
6949 int group; /* group being used */
|
|
|
6950 char_u *fname; /* fname to match with */
|
|
|
6951 char_u *sfname; /* sfname to match with */
|
|
|
6952 char_u *tail; /* tail of fname */
|
|
|
6953 EVENT_T event; /* current event */
|
|
40
|
6954 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
6955 buf is deleted */
|
|
|
6956 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
6957 } AutoPatCmd;
|
|
|
6958
|
|
297
|
6959 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
6960
|
|
7
|
6961 /*
|
|
|
6962 * augroups stores a list of autocmd group names.
|
|
|
6963 */
|
|
297
|
6964 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
6965 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
6966
|
|
|
6967 /*
|
|
|
6968 * The ID of the current group. Group 0 is the default one.
|
|
|
6969 */
|
|
|
6970 #define AUGROUP_DEFAULT -1 /* default autocmd group */
|
|
|
6971 #define AUGROUP_ERROR -2 /* errornouse autocmd group */
|
|
|
6972 #define AUGROUP_ALL -3 /* all autocmd groups */
|
|
|
6973 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
6974
|
|
|
6975 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
6976
|
|
|
6977 static void show_autocmd __ARGS((AutoPat *ap, EVENT_T event));
|
|
|
6978 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
6979 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
6980 static void au_cleanup __ARGS((void));
|
|
|
6981 static int au_new_group __ARGS((char_u *name));
|
|
|
6982 static void au_del_group __ARGS((char_u *name));
|
|
|
6983 static int au_find_group __ARGS((char_u *name));
|
|
|
6984 static EVENT_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
6985 static char_u *event_nr2name __ARGS((EVENT_T event));
|
|
|
6986 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
|
6987 static int event_ignored __ARGS((EVENT_T event));
|
|
|
6988 static int au_get_grouparg __ARGS((char_u **argp));
|
|
|
6989 static int do_autocmd_event __ARGS((EVENT_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
|
6990 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
|
6991 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));
|
|
|
6992 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
6993
|
|
40
|
6994
|
|
7
|
6995 static EVENT_T last_event;
|
|
|
6996 static int last_group;
|
|
|
6997
|
|
|
6998 /*
|
|
|
6999 * Show the autocommands for one AutoPat.
|
|
|
7000 */
|
|
|
7001 static void
|
|
|
7002 show_autocmd(ap, event)
|
|
|
7003 AutoPat *ap;
|
|
|
7004 EVENT_T event;
|
|
|
7005 {
|
|
|
7006 AutoCmd *ac;
|
|
|
7007
|
|
|
7008 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7009 * when "q" has been hit for the "--more--" prompt */
|
|
|
7010 if (got_int)
|
|
|
7011 return;
|
|
|
7012 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7013 return;
|
|
|
7014
|
|
|
7015 msg_putchar('\n');
|
|
|
7016 if (got_int)
|
|
|
7017 return;
|
|
|
7018 if (event != last_event || ap->group != last_group)
|
|
|
7019 {
|
|
|
7020 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7021 {
|
|
|
7022 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7023 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7024 else
|
|
|
7025 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7026 msg_puts((char_u *)" ");
|
|
|
7027 }
|
|
|
7028 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7029 last_event = event;
|
|
|
7030 last_group = ap->group;
|
|
|
7031 msg_putchar('\n');
|
|
|
7032 if (got_int)
|
|
|
7033 return;
|
|
|
7034 }
|
|
|
7035 msg_col = 4;
|
|
|
7036 msg_outtrans(ap->pat);
|
|
|
7037
|
|
|
7038 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7039 {
|
|
|
7040 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7041 {
|
|
|
7042 if (msg_col >= 14)
|
|
|
7043 msg_putchar('\n');
|
|
|
7044 msg_col = 14;
|
|
|
7045 if (got_int)
|
|
|
7046 return;
|
|
|
7047 msg_outtrans(ac->cmd);
|
|
500
|
7048 #ifdef FEAT_EVAL
|
|
|
7049 if (p_verbose > 0)
|
|
|
7050 last_set_msg(ac->scriptID);
|
|
|
7051 #endif
|
|
7
|
7052 if (got_int)
|
|
|
7053 return;
|
|
|
7054 if (ac->next != NULL)
|
|
|
7055 {
|
|
|
7056 msg_putchar('\n');
|
|
|
7057 if (got_int)
|
|
|
7058 return;
|
|
|
7059 }
|
|
|
7060 }
|
|
|
7061 }
|
|
|
7062 }
|
|
|
7063
|
|
|
7064 /*
|
|
|
7065 * Mark an autocommand pattern for deletion.
|
|
|
7066 */
|
|
|
7067 static void
|
|
|
7068 au_remove_pat(ap)
|
|
|
7069 AutoPat *ap;
|
|
|
7070 {
|
|
|
7071 vim_free(ap->pat);
|
|
|
7072 ap->pat = NULL;
|
|
40
|
7073 ap->buflocal_nr = -1;
|
|
7
|
7074 au_need_clean = TRUE;
|
|
|
7075 }
|
|
|
7076
|
|
|
7077 /*
|
|
|
7078 * Mark all commands for a pattern for deletion.
|
|
|
7079 */
|
|
|
7080 static void
|
|
|
7081 au_remove_cmds(ap)
|
|
|
7082 AutoPat *ap;
|
|
|
7083 {
|
|
|
7084 AutoCmd *ac;
|
|
|
7085
|
|
|
7086 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7087 {
|
|
|
7088 vim_free(ac->cmd);
|
|
|
7089 ac->cmd = NULL;
|
|
|
7090 }
|
|
|
7091 au_need_clean = TRUE;
|
|
|
7092 }
|
|
|
7093
|
|
|
7094 /*
|
|
|
7095 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7096 * This is only done when not executing autocommands.
|
|
|
7097 */
|
|
|
7098 static void
|
|
|
7099 au_cleanup()
|
|
|
7100 {
|
|
|
7101 AutoPat *ap, **prev_ap;
|
|
|
7102 AutoCmd *ac, **prev_ac;
|
|
|
7103 EVENT_T event;
|
|
|
7104
|
|
|
7105 if (autocmd_busy || !au_need_clean)
|
|
|
7106 return;
|
|
|
7107
|
|
|
7108 /* loop over all events */
|
|
|
7109 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7110 event = (EVENT_T)((int)event + 1))
|
|
|
7111 {
|
|
|
7112 /* loop over all autocommand patterns */
|
|
|
7113 prev_ap = &(first_autopat[(int)event]);
|
|
|
7114 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7115 {
|
|
|
7116 /* loop over all commands for this pattern */
|
|
|
7117 prev_ac = &(ap->cmds);
|
|
|
7118 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7119 {
|
|
|
7120 /* remove the command if the pattern is to be deleted or when
|
|
|
7121 * the command has been marked for deletion */
|
|
|
7122 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7123 {
|
|
|
7124 *prev_ac = ac->next;
|
|
|
7125 vim_free(ac->cmd);
|
|
|
7126 vim_free(ac);
|
|
|
7127 }
|
|
|
7128 else
|
|
|
7129 prev_ac = &(ac->next);
|
|
|
7130 }
|
|
|
7131
|
|
|
7132 /* remove the pattern if it has been marked for deletion */
|
|
|
7133 if (ap->pat == NULL)
|
|
|
7134 {
|
|
|
7135 *prev_ap = ap->next;
|
|
153
|
7136 vim_free(ap->reg_prog);
|
|
7
|
7137 vim_free(ap);
|
|
|
7138 }
|
|
|
7139 else
|
|
|
7140 prev_ap = &(ap->next);
|
|
|
7141 }
|
|
|
7142 }
|
|
|
7143
|
|
|
7144 au_need_clean = FALSE;
|
|
|
7145 }
|
|
|
7146
|
|
|
7147 /*
|
|
40
|
7148 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7149 * autocmds.
|
|
|
7150 */
|
|
|
7151 void
|
|
|
7152 aubuflocal_remove(buf)
|
|
|
7153 buf_T *buf;
|
|
|
7154 {
|
|
|
7155 AutoPat *ap;
|
|
|
7156 EVENT_T event;
|
|
|
7157 AutoPatCmd *apc;
|
|
|
7158
|
|
|
7159 /* invalidate currently executing autocommands */
|
|
|
7160 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7161 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7162 apc->arg_bufnr = 0;
|
|
|
7163
|
|
|
7164 /* invalidate buflocals looping through events */
|
|
|
7165 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7166 event = (EVENT_T)((int)event + 1))
|
|
|
7167 /* loop over all autocommand patterns */
|
|
|
7168 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7169 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7170 {
|
|
|
7171 au_remove_pat(ap);
|
|
|
7172 if (p_verbose >= 6)
|
|
292
|
7173 {
|
|
|
7174 verbose_enter();
|
|
40
|
7175 smsg((char_u *)
|
|
|
7176 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7177 event_nr2name(event), buf->b_fnum);
|
|
292
|
7178 verbose_leave();
|
|
|
7179 }
|
|
40
|
7180 }
|
|
|
7181 au_cleanup();
|
|
|
7182 }
|
|
|
7183
|
|
|
7184 /*
|
|
7
|
7185 * Add an autocmd group name.
|
|
|
7186 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7187 */
|
|
|
7188 static int
|
|
|
7189 au_new_group(name)
|
|
|
7190 char_u *name;
|
|
|
7191 {
|
|
|
7192 int i;
|
|
|
7193
|
|
|
7194 i = au_find_group(name);
|
|
|
7195 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7196 {
|
|
|
7197 /* First try using a free entry. */
|
|
|
7198 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7199 if (AUGROUP_NAME(i) == NULL)
|
|
|
7200 break;
|
|
|
7201 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7202 return AUGROUP_ERROR;
|
|
|
7203
|
|
|
7204 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7205 if (AUGROUP_NAME(i) == NULL)
|
|
|
7206 return AUGROUP_ERROR;
|
|
|
7207 if (i == augroups.ga_len)
|
|
|
7208 ++augroups.ga_len;
|
|
|
7209 }
|
|
|
7210
|
|
|
7211 return i;
|
|
|
7212 }
|
|
|
7213
|
|
|
7214 static void
|
|
|
7215 au_del_group(name)
|
|
|
7216 char_u *name;
|
|
|
7217 {
|
|
|
7218 int i;
|
|
|
7219
|
|
|
7220 i = au_find_group(name);
|
|
|
7221 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7222 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7223 else
|
|
|
7224 {
|
|
|
7225 vim_free(AUGROUP_NAME(i));
|
|
|
7226 AUGROUP_NAME(i) = NULL;
|
|
|
7227 }
|
|
|
7228 }
|
|
|
7229
|
|
|
7230 /*
|
|
|
7231 * Find the ID of an autocmd group name.
|
|
|
7232 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7233 */
|
|
|
7234 static int
|
|
|
7235 au_find_group(name)
|
|
|
7236 char_u *name;
|
|
|
7237 {
|
|
|
7238 int i;
|
|
|
7239
|
|
|
7240 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7241 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7242 return i;
|
|
|
7243 return AUGROUP_ERROR;
|
|
|
7244 }
|
|
|
7245
|
|
461
|
7246 #if defined(FEAT_BROWSE) || defined(PROTO)
|
|
|
7247 /*
|
|
|
7248 * Return TRUE if augroup "name" exists.
|
|
|
7249 */
|
|
|
7250 int
|
|
|
7251 au_has_group(name)
|
|
|
7252 char_u *name;
|
|
|
7253 {
|
|
|
7254 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7255 }
|
|
|
7256 #endif
|
|
|
7257
|
|
7
|
7258 /*
|
|
|
7259 * ":augroup {name}".
|
|
|
7260 */
|
|
|
7261 void
|
|
|
7262 do_augroup(arg, del_group)
|
|
|
7263 char_u *arg;
|
|
|
7264 int del_group;
|
|
|
7265 {
|
|
|
7266 int i;
|
|
|
7267
|
|
|
7268 if (del_group)
|
|
|
7269 {
|
|
|
7270 if (*arg == NUL)
|
|
|
7271 EMSG(_(e_argreq));
|
|
|
7272 else
|
|
|
7273 au_del_group(arg);
|
|
|
7274 }
|
|
|
7275 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7276 current_augroup = AUGROUP_DEFAULT;
|
|
|
7277 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7278 {
|
|
|
7279 i = au_new_group(arg);
|
|
|
7280 if (i != AUGROUP_ERROR)
|
|
|
7281 current_augroup = i;
|
|
|
7282 }
|
|
|
7283 else /* ":aug": list the group names */
|
|
|
7284 {
|
|
|
7285 msg_start();
|
|
|
7286 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7287 {
|
|
|
7288 if (AUGROUP_NAME(i) != NULL)
|
|
|
7289 {
|
|
|
7290 msg_puts(AUGROUP_NAME(i));
|
|
|
7291 msg_puts((char_u *)" ");
|
|
|
7292 }
|
|
|
7293 }
|
|
|
7294 msg_clr_eos();
|
|
|
7295 msg_end();
|
|
|
7296 }
|
|
|
7297 }
|
|
|
7298
|
|
355
|
7299 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7300 void
|
|
|
7301 free_all_autocmds()
|
|
|
7302 {
|
|
|
7303 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7304 ++current_augroup)
|
|
|
7305 do_autocmd((char_u *)"", TRUE);
|
|
|
7306 ga_clear_strings(&augroups);
|
|
|
7307 }
|
|
|
7308 #endif
|
|
|
7309
|
|
7
|
7310 /*
|
|
|
7311 * Return the event number for event name "start".
|
|
|
7312 * Return NUM_EVENTS if the event name was not found.
|
|
|
7313 * Return a pointer to the next event name in "end".
|
|
|
7314 */
|
|
|
7315 static EVENT_T
|
|
|
7316 event_name2nr(start, end)
|
|
|
7317 char_u *start;
|
|
|
7318 char_u **end;
|
|
|
7319 {
|
|
|
7320 char_u *p;
|
|
|
7321 int i;
|
|
|
7322 int len;
|
|
|
7323
|
|
|
7324 /* the event name ends with end of line, a blank or a comma */
|
|
|
7325 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7326 ;
|
|
|
7327 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7328 {
|
|
|
7329 len = (int)STRLEN(event_names[i].name);
|
|
|
7330 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7331 break;
|
|
|
7332 }
|
|
|
7333 if (*p == ',')
|
|
|
7334 ++p;
|
|
|
7335 *end = p;
|
|
|
7336 if (event_names[i].name == NULL)
|
|
|
7337 return NUM_EVENTS;
|
|
|
7338 return event_names[i].event;
|
|
|
7339 }
|
|
|
7340
|
|
|
7341 /*
|
|
|
7342 * Return the name for event "event".
|
|
|
7343 */
|
|
|
7344 static char_u *
|
|
|
7345 event_nr2name(event)
|
|
|
7346 EVENT_T event;
|
|
|
7347 {
|
|
|
7348 int i;
|
|
|
7349
|
|
|
7350 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7351 if (event_names[i].event == event)
|
|
|
7352 return (char_u *)event_names[i].name;
|
|
|
7353 return (char_u *)"Unknown";
|
|
|
7354 }
|
|
|
7355
|
|
|
7356 /*
|
|
|
7357 * Scan over the events. "*" stands for all events.
|
|
|
7358 */
|
|
|
7359 static char_u *
|
|
|
7360 find_end_event(arg, have_group)
|
|
|
7361 char_u *arg;
|
|
|
7362 int have_group; /* TRUE when group name was found */
|
|
|
7363 {
|
|
|
7364 char_u *pat;
|
|
|
7365 char_u *p;
|
|
|
7366
|
|
|
7367 if (*arg == '*')
|
|
|
7368 {
|
|
|
7369 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7370 {
|
|
|
7371 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7372 return NULL;
|
|
|
7373 }
|
|
|
7374 pat = arg + 1;
|
|
|
7375 }
|
|
|
7376 else
|
|
|
7377 {
|
|
|
7378 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7379 {
|
|
|
7380 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7381 {
|
|
|
7382 if (have_group)
|
|
|
7383 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7384 else
|
|
|
7385 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7386 return NULL;
|
|
|
7387 }
|
|
|
7388 }
|
|
|
7389 }
|
|
|
7390 return pat;
|
|
|
7391 }
|
|
|
7392
|
|
|
7393 /*
|
|
|
7394 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7395 */
|
|
|
7396 static int
|
|
|
7397 event_ignored(event)
|
|
|
7398 EVENT_T event;
|
|
|
7399 {
|
|
|
7400 char_u *p = p_ei;
|
|
|
7401
|
|
|
7402 if (STRICMP(p_ei, "all") == 0)
|
|
|
7403 return TRUE;
|
|
|
7404
|
|
|
7405 while (*p)
|
|
|
7406 if (event_name2nr(p, &p) == event)
|
|
|
7407 return TRUE;
|
|
|
7408
|
|
|
7409 return FALSE;
|
|
|
7410 }
|
|
|
7411
|
|
|
7412 /*
|
|
|
7413 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7414 */
|
|
|
7415 int
|
|
|
7416 check_ei()
|
|
|
7417 {
|
|
|
7418 char_u *p = p_ei;
|
|
|
7419
|
|
|
7420 if (STRICMP(p_ei, "all") == 0)
|
|
|
7421 return OK;
|
|
|
7422
|
|
|
7423 while (*p)
|
|
|
7424 if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
|
7425 return FAIL;
|
|
|
7426
|
|
|
7427 return OK;
|
|
|
7428 }
|
|
|
7429
|
|
123
|
7430 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7431
|
|
|
7432 /*
|
|
|
7433 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7434 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7435 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7436 */
|
|
|
7437 char_u *
|
|
|
7438 au_event_disable(what)
|
|
|
7439 char *what;
|
|
|
7440 {
|
|
|
7441 char_u *new_ei;
|
|
|
7442 char_u *save_ei;
|
|
|
7443
|
|
|
7444 save_ei = vim_strsave(p_ei);
|
|
|
7445 if (save_ei != NULL)
|
|
|
7446 {
|
|
557
|
7447 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7448 if (new_ei != NULL)
|
|
|
7449 {
|
|
|
7450 STRCAT(new_ei, what);
|
|
|
7451 set_string_option_direct((char_u *)"ei", -1, new_ei, OPT_FREE);
|
|
|
7452 vim_free(new_ei);
|
|
|
7453 }
|
|
|
7454 }
|
|
|
7455 return save_ei;
|
|
|
7456 }
|
|
|
7457
|
|
|
7458 void
|
|
|
7459 au_event_restore(old_ei)
|
|
|
7460 char_u *old_ei;
|
|
|
7461 {
|
|
|
7462 if (old_ei != NULL)
|
|
|
7463 {
|
|
|
7464 set_string_option_direct((char_u *)"ei", -1, old_ei, OPT_FREE);
|
|
|
7465 vim_free(old_ei);
|
|
|
7466 }
|
|
|
7467 }
|
|
|
7468 # endif /* FEAT_SYN_HL */
|
|
|
7469
|
|
7
|
7470 /*
|
|
|
7471 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7472 * following ways:
|
|
|
7473 *
|
|
|
7474 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7475 * will be automatically executed for <event>
|
|
|
7476 * when editing a file matching <pat>, in
|
|
|
7477 * the current group.
|
|
|
7478 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7479 * <event> and <pat>.
|
|
|
7480 * :autocmd <event> Show the auto-commands associated with
|
|
|
7481 * <event>.
|
|
|
7482 * :autocmd Show all auto-commands.
|
|
|
7483 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7484 * <event> and <pat>, and add the command
|
|
|
7485 * <cmd>, for the current group.
|
|
|
7486 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7487 * <event> and <pat> for the current group.
|
|
|
7488 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7489 * <event> for the current group.
|
|
|
7490 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7491 * group.
|
|
|
7492 *
|
|
|
7493 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7494 * some examples:
|
|
|
7495 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7496 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7497 *
|
|
|
7498 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7499 *
|
|
|
7500 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7501 */
|
|
|
7502 void
|
|
|
7503 do_autocmd(arg, forceit)
|
|
|
7504 char_u *arg;
|
|
|
7505 int forceit;
|
|
|
7506 {
|
|
|
7507 char_u *pat;
|
|
|
7508 char_u *envpat = NULL;
|
|
|
7509 char_u *cmd;
|
|
|
7510 EVENT_T event;
|
|
|
7511 int need_free = FALSE;
|
|
|
7512 int nested = FALSE;
|
|
|
7513 int group;
|
|
|
7514
|
|
|
7515 /*
|
|
|
7516 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7517 */
|
|
|
7518 group = au_get_grouparg(&arg);
|
|
|
7519 if (arg == NULL) /* out of memory */
|
|
|
7520 return;
|
|
|
7521
|
|
|
7522 /*
|
|
|
7523 * Scan over the events.
|
|
|
7524 * If we find an illegal name, return here, don't do anything.
|
|
|
7525 */
|
|
|
7526 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7527 if (pat == NULL)
|
|
|
7528 return;
|
|
|
7529
|
|
|
7530 /*
|
|
|
7531 * Scan over the pattern. Put a NUL at the end.
|
|
|
7532 */
|
|
|
7533 pat = skipwhite(pat);
|
|
|
7534 cmd = pat;
|
|
|
7535 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7536 cmd++;
|
|
|
7537 if (*cmd)
|
|
|
7538 *cmd++ = NUL;
|
|
|
7539
|
|
|
7540 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7541 * forward slashes here. */
|
|
|
7542 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7543 {
|
|
|
7544 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7545 int p_ssl_save = p_ssl;
|
|
|
7546
|
|
|
7547 p_ssl = TRUE;
|
|
|
7548 #endif
|
|
|
7549 envpat = expand_env_save(pat);
|
|
|
7550 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7551 p_ssl = p_ssl_save;
|
|
|
7552 #endif
|
|
|
7553 if (envpat != NULL)
|
|
|
7554 pat = envpat;
|
|
|
7555 }
|
|
|
7556
|
|
|
7557 /*
|
|
|
7558 * Check for "nested" flag.
|
|
|
7559 */
|
|
|
7560 cmd = skipwhite(cmd);
|
|
|
7561 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7562 {
|
|
|
7563 nested = TRUE;
|
|
|
7564 cmd = skipwhite(cmd + 6);
|
|
|
7565 }
|
|
|
7566
|
|
|
7567 /*
|
|
|
7568 * Find the start of the commands.
|
|
|
7569 * Expand <sfile> in it.
|
|
|
7570 */
|
|
|
7571 if (*cmd != NUL)
|
|
|
7572 {
|
|
|
7573 cmd = expand_sfile(cmd);
|
|
|
7574 if (cmd == NULL) /* some error */
|
|
|
7575 return;
|
|
|
7576 need_free = TRUE;
|
|
|
7577 }
|
|
|
7578
|
|
|
7579 /*
|
|
|
7580 * Print header when showing autocommands.
|
|
|
7581 */
|
|
|
7582 if (!forceit && *cmd == NUL)
|
|
|
7583 {
|
|
|
7584 /* Highlight title */
|
|
|
7585 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7586 }
|
|
|
7587
|
|
|
7588 /*
|
|
|
7589 * Loop over the events.
|
|
|
7590 */
|
|
|
7591 last_event = (EVENT_T)-1; /* for listing the event name */
|
|
|
7592 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7593 if (*arg == '*' || *arg == NUL)
|
|
|
7594 {
|
|
|
7595 for (event = (EVENT_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7596 event = (EVENT_T)((int)event + 1))
|
|
|
7597 if (do_autocmd_event(event, pat,
|
|
|
7598 nested, cmd, forceit, group) == FAIL)
|
|
|
7599 break;
|
|
|
7600 }
|
|
|
7601 else
|
|
|
7602 {
|
|
|
7603 while (*arg && !vim_iswhite(*arg))
|
|
|
7604 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7605 nested, cmd, forceit, group) == FAIL)
|
|
|
7606 break;
|
|
|
7607 }
|
|
|
7608
|
|
|
7609 if (need_free)
|
|
|
7610 vim_free(cmd);
|
|
|
7611 vim_free(envpat);
|
|
|
7612 }
|
|
|
7613
|
|
|
7614 /*
|
|
|
7615 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
7616 * The "argp" argument is advanced to the following argument.
|
|
|
7617 *
|
|
|
7618 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
7619 */
|
|
|
7620 static int
|
|
|
7621 au_get_grouparg(argp)
|
|
|
7622 char_u **argp;
|
|
|
7623 {
|
|
|
7624 char_u *group_name;
|
|
|
7625 char_u *p;
|
|
|
7626 char_u *arg = *argp;
|
|
|
7627 int group = AUGROUP_ALL;
|
|
|
7628
|
|
|
7629 p = skiptowhite(arg);
|
|
|
7630 if (p > arg)
|
|
|
7631 {
|
|
|
7632 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
7633 if (group_name == NULL) /* out of memory */
|
|
|
7634 return AUGROUP_ERROR;
|
|
|
7635 group = au_find_group(group_name);
|
|
|
7636 if (group == AUGROUP_ERROR)
|
|
|
7637 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
7638 else
|
|
|
7639 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
7640 vim_free(group_name);
|
|
|
7641 }
|
|
|
7642 return group;
|
|
|
7643 }
|
|
|
7644
|
|
|
7645 /*
|
|
|
7646 * do_autocmd() for one event.
|
|
|
7647 * If *pat == NUL do for all patterns.
|
|
|
7648 * If *cmd == NUL show entries.
|
|
|
7649 * If forceit == TRUE delete entries.
|
|
|
7650 * If group is not AUGROUP_ALL, only use this group.
|
|
|
7651 */
|
|
|
7652 static int
|
|
|
7653 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
|
7654 EVENT_T event;
|
|
|
7655 char_u *pat;
|
|
|
7656 int nested;
|
|
|
7657 char_u *cmd;
|
|
|
7658 int forceit;
|
|
|
7659 int group;
|
|
|
7660 {
|
|
|
7661 AutoPat *ap;
|
|
|
7662 AutoPat **prev_ap;
|
|
|
7663 AutoCmd *ac;
|
|
|
7664 AutoCmd **prev_ac;
|
|
|
7665 int brace_level;
|
|
|
7666 char_u *endpat;
|
|
|
7667 int findgroup;
|
|
|
7668 int allgroups;
|
|
|
7669 int patlen;
|
|
40
|
7670 int is_buflocal;
|
|
|
7671 int buflocal_nr;
|
|
|
7672 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
7673
|
|
|
7674 if (group == AUGROUP_ALL)
|
|
|
7675 findgroup = current_augroup;
|
|
|
7676 else
|
|
|
7677 findgroup = group;
|
|
|
7678 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
7679
|
|
|
7680 /*
|
|
|
7681 * Show or delete all patterns for an event.
|
|
|
7682 */
|
|
|
7683 if (*pat == NUL)
|
|
|
7684 {
|
|
|
7685 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7686 {
|
|
|
7687 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
7688 {
|
|
|
7689 if (ap->group == findgroup)
|
|
|
7690 au_remove_pat(ap);
|
|
|
7691 }
|
|
|
7692 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
7693 show_autocmd(ap, event);
|
|
|
7694 }
|
|
|
7695 }
|
|
|
7696
|
|
|
7697 /*
|
|
|
7698 * Loop through all the specified patterns.
|
|
|
7699 */
|
|
|
7700 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
7701 {
|
|
|
7702 /*
|
|
|
7703 * Find end of the pattern.
|
|
|
7704 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
7705 */
|
|
|
7706 brace_level = 0;
|
|
|
7707 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
7708 || endpat[-1] == '\\'); ++endpat)
|
|
|
7709 {
|
|
|
7710 if (*endpat == '{')
|
|
|
7711 brace_level++;
|
|
|
7712 else if (*endpat == '}')
|
|
|
7713 brace_level--;
|
|
|
7714 }
|
|
|
7715 if (pat == endpat) /* ignore single comma */
|
|
|
7716 continue;
|
|
|
7717 patlen = (int)(endpat - pat);
|
|
|
7718
|
|
|
7719 /*
|
|
40
|
7720 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
7721 */
|
|
|
7722 is_buflocal = FALSE;
|
|
|
7723 buflocal_nr = 0;
|
|
|
7724
|
|
|
7725 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
7726 && pat[patlen - 1] == '>')
|
|
|
7727 {
|
|
|
7728 /* Error will be printed only for addition. printing and removing
|
|
|
7729 * will proceed silently. */
|
|
|
7730 is_buflocal = TRUE;
|
|
|
7731 if (patlen == 8)
|
|
|
7732 buflocal_nr = curbuf->b_fnum;
|
|
|
7733 else if (patlen > 9 && pat[7] == '=')
|
|
|
7734 {
|
|
|
7735 /* <buffer=abuf> */
|
|
|
7736 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
7737 buflocal_nr = autocmd_bufnr;
|
|
|
7738 /* <buffer=123> */
|
|
|
7739 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
7740 buflocal_nr = atoi((char *)pat + 8);
|
|
|
7741 }
|
|
|
7742 }
|
|
|
7743
|
|
|
7744 if (is_buflocal)
|
|
|
7745 {
|
|
|
7746 /* normalize pat into standard "<buffer>#N" form */
|
|
|
7747 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
7748 pat = buflocal_pat; /* can modify pat and patlen */
|
|
|
7749 patlen = STRLEN(buflocal_pat); /* but not endpat */
|
|
|
7750 }
|
|
|
7751
|
|
|
7752 /*
|
|
7
|
7753 * Find AutoPat entries with this pattern.
|
|
|
7754 */
|
|
|
7755 prev_ap = &first_autopat[(int)event];
|
|
|
7756 while ((ap = *prev_ap) != NULL)
|
|
|
7757 {
|
|
|
7758 if (ap->pat != NULL)
|
|
|
7759 {
|
|
|
7760 /* Accept a pattern when:
|
|
|
7761 * - a group was specified and it's that group, or a group was
|
|
|
7762 * not specified and it's the current group, or a group was
|
|
|
7763 * not specified and we are listing
|
|
|
7764 * - the length of the pattern matches
|
|
40
|
7765 * - the pattern matches.
|
|
|
7766 * For <buffer[=X]>, this condition works because we normalize
|
|
|
7767 * all buffer-local patterns.
|
|
7
|
7768 */
|
|
|
7769 if ((allgroups || ap->group == findgroup)
|
|
|
7770 && ap->patlen == patlen
|
|
|
7771 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
7772 {
|
|
|
7773 /*
|
|
|
7774 * Remove existing autocommands.
|
|
|
7775 * If adding any new autocmd's for this AutoPat, don't
|
|
|
7776 * delete the pattern from the autopat list, append to
|
|
|
7777 * this list.
|
|
|
7778 */
|
|
|
7779 if (forceit)
|
|
|
7780 {
|
|
|
7781 if (*cmd != NUL && ap->next == NULL)
|
|
|
7782 {
|
|
|
7783 au_remove_cmds(ap);
|
|
|
7784 break;
|
|
|
7785 }
|
|
|
7786 au_remove_pat(ap);
|
|
|
7787 }
|
|
|
7788
|
|
|
7789 /*
|
|
40
|
7790 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
7791 */
|
|
|
7792 else if (*cmd == NUL)
|
|
|
7793 show_autocmd(ap, event);
|
|
|
7794
|
|
|
7795 /*
|
|
|
7796 * Add autocmd to this autopat, if it's the last one.
|
|
|
7797 */
|
|
|
7798 else if (ap->next == NULL)
|
|
|
7799 break;
|
|
|
7800 }
|
|
|
7801 }
|
|
|
7802 prev_ap = &ap->next;
|
|
|
7803 }
|
|
|
7804
|
|
|
7805 /*
|
|
|
7806 * Add a new command.
|
|
|
7807 */
|
|
|
7808 if (*cmd != NUL)
|
|
|
7809 {
|
|
|
7810 /*
|
|
|
7811 * If the pattern we want to add a command to does appear at the
|
|
|
7812 * end of the list (or not is not in the list at all), add the
|
|
|
7813 * pattern at the end of the list.
|
|
|
7814 */
|
|
|
7815 if (ap == NULL)
|
|
|
7816 {
|
|
40
|
7817 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
7818 if (is_buflocal && (buflocal_nr == 0
|
|
|
7819 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
7820 {
|
|
|
7821 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
7822 buflocal_nr);
|
|
|
7823 return FAIL;
|
|
|
7824 }
|
|
|
7825
|
|
7
|
7826 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
7827 if (ap == NULL)
|
|
|
7828 return FAIL;
|
|
|
7829 ap->pat = vim_strnsave(pat, patlen);
|
|
|
7830 ap->patlen = patlen;
|
|
|
7831 if (ap->pat == NULL)
|
|
|
7832 {
|
|
|
7833 vim_free(ap);
|
|
|
7834 return FAIL;
|
|
|
7835 }
|
|
40
|
7836
|
|
|
7837 if (is_buflocal)
|
|
|
7838 {
|
|
|
7839 ap->buflocal_nr = buflocal_nr;
|
|
153
|
7840 ap->reg_prog = NULL;
|
|
40
|
7841 }
|
|
|
7842 else
|
|
7
|
7843 {
|
|
153
|
7844 char_u *reg_pat;
|
|
|
7845
|
|
40
|
7846 ap->buflocal_nr = 0;
|
|
153
|
7847 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
7848 &ap->allow_dirs, TRUE);
|
|
153
|
7849 if (reg_pat != NULL)
|
|
|
7850 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
7851 vim_free(reg_pat);
|
|
153
|
7852 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
7853 {
|
|
|
7854 vim_free(ap->pat);
|
|
|
7855 vim_free(ap);
|
|
|
7856 return FAIL;
|
|
|
7857 }
|
|
7
|
7858 }
|
|
|
7859 ap->cmds = NULL;
|
|
|
7860 *prev_ap = ap;
|
|
|
7861 ap->next = NULL;
|
|
|
7862 if (group == AUGROUP_ALL)
|
|
|
7863 ap->group = current_augroup;
|
|
|
7864 else
|
|
|
7865 ap->group = group;
|
|
|
7866 }
|
|
|
7867
|
|
|
7868 /*
|
|
|
7869 * Add the autocmd at the end of the AutoCmd list.
|
|
|
7870 */
|
|
|
7871 prev_ac = &(ap->cmds);
|
|
|
7872 while ((ac = *prev_ac) != NULL)
|
|
|
7873 prev_ac = &ac->next;
|
|
|
7874 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
7875 if (ac == NULL)
|
|
|
7876 return FAIL;
|
|
|
7877 ac->cmd = vim_strsave(cmd);
|
|
|
7878 #ifdef FEAT_EVAL
|
|
|
7879 ac->scriptID = current_SID;
|
|
|
7880 #endif
|
|
|
7881 if (ac->cmd == NULL)
|
|
|
7882 {
|
|
|
7883 vim_free(ac);
|
|
|
7884 return FAIL;
|
|
|
7885 }
|
|
|
7886 ac->next = NULL;
|
|
|
7887 *prev_ac = ac;
|
|
|
7888 ac->nested = nested;
|
|
|
7889 }
|
|
|
7890 }
|
|
|
7891
|
|
|
7892 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
7893 return OK;
|
|
|
7894 }
|
|
|
7895
|
|
|
7896 /*
|
|
|
7897 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
7898 * Return OK for success, FAIL for failure;
|
|
|
7899 */
|
|
|
7900 int
|
|
|
7901 do_doautocmd(arg, do_msg)
|
|
|
7902 char_u *arg;
|
|
|
7903 int do_msg; /* give message for no matching autocmds? */
|
|
|
7904 {
|
|
|
7905 char_u *fname;
|
|
|
7906 int nothing_done = TRUE;
|
|
|
7907 int group;
|
|
|
7908
|
|
|
7909 /*
|
|
|
7910 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7911 */
|
|
|
7912 group = au_get_grouparg(&arg);
|
|
|
7913 if (arg == NULL) /* out of memory */
|
|
|
7914 return FAIL;
|
|
|
7915
|
|
|
7916 if (*arg == '*')
|
|
|
7917 {
|
|
|
7918 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
7919 return FAIL;
|
|
|
7920 }
|
|
|
7921
|
|
|
7922 /*
|
|
|
7923 * Scan over the events.
|
|
|
7924 * If we find an illegal name, return here, don't do anything.
|
|
|
7925 */
|
|
|
7926 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7927 if (fname == NULL)
|
|
|
7928 return FAIL;
|
|
|
7929
|
|
|
7930 fname = skipwhite(fname);
|
|
|
7931
|
|
|
7932 /*
|
|
|
7933 * Loop over the events.
|
|
|
7934 */
|
|
|
7935 while (*arg && !vim_iswhite(*arg))
|
|
|
7936 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
7937 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
7938 nothing_done = FALSE;
|
|
|
7939
|
|
|
7940 if (nothing_done && do_msg)
|
|
|
7941 MSG(_("No matching autocommands"));
|
|
|
7942
|
|
|
7943 #ifdef FEAT_EVAL
|
|
|
7944 return aborting() ? FAIL : OK;
|
|
|
7945 #else
|
|
|
7946 return OK;
|
|
|
7947 #endif
|
|
|
7948 }
|
|
|
7949
|
|
|
7950 /*
|
|
|
7951 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
7952 */
|
|
|
7953 void
|
|
|
7954 ex_doautoall(eap)
|
|
|
7955 exarg_T *eap;
|
|
|
7956 {
|
|
|
7957 int retval;
|
|
|
7958 aco_save_T aco;
|
|
|
7959 buf_T *buf;
|
|
|
7960
|
|
|
7961 /*
|
|
|
7962 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
7963 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
7964 * So we change the buffer for the current window for a moment. This
|
|
|
7965 * gives problems when the autocommands make changes to the list of
|
|
|
7966 * buffers or windows...
|
|
|
7967 */
|
|
|
7968 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7969 {
|
|
|
7970 if (curbuf->b_ml.ml_mfp != NULL)
|
|
|
7971 {
|
|
|
7972 /* find a window for this buffer and save some values */
|
|
|
7973 aucmd_prepbuf(&aco, buf);
|
|
|
7974
|
|
|
7975 /* execute the autocommands for this buffer */
|
|
|
7976 retval = do_doautocmd(eap->arg, FALSE);
|
|
23
|
7977 do_modelines(FALSE);
|
|
7
|
7978
|
|
|
7979 /* restore the current window */
|
|
|
7980 aucmd_restbuf(&aco);
|
|
|
7981
|
|
|
7982 /* stop if there is some error or buffer was deleted */
|
|
|
7983 if (retval == FAIL || !buf_valid(buf))
|
|
|
7984 break;
|
|
|
7985 }
|
|
|
7986 }
|
|
|
7987
|
|
|
7988 check_cursor(); /* just in case lines got deleted */
|
|
|
7989 }
|
|
|
7990
|
|
|
7991 /*
|
|
|
7992 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
|
7993 * Search a window for the current buffer. Save the cursor position and
|
|
|
7994 * screen offset.
|
|
|
7995 * Set "curbuf" and "curwin" to match "buf".
|
|
|
7996 */
|
|
|
7997 void
|
|
|
7998 aucmd_prepbuf(aco, buf)
|
|
|
7999 aco_save_T *aco; /* structure to save values in */
|
|
|
8000 buf_T *buf; /* new curbuf */
|
|
|
8001 {
|
|
|
8002 win_T *win;
|
|
|
8003
|
|
|
8004 aco->new_curbuf = buf;
|
|
|
8005
|
|
|
8006 /* Find a window that is for the new buffer */
|
|
|
8007 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8008 win = curwin;
|
|
|
8009 else
|
|
|
8010 #ifdef FEAT_WINDOWS
|
|
|
8011 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8012 if (win->w_buffer == buf)
|
|
|
8013 break;
|
|
|
8014 #else
|
|
|
8015 win = NULL;
|
|
|
8016 #endif
|
|
|
8017
|
|
|
8018 /*
|
|
|
8019 * Prefer to use an existing window for the buffer, it has the least side
|
|
|
8020 * effects (esp. if "buf" is curbuf).
|
|
|
8021 * Otherwise, use curwin for "buf". It might make some items in the
|
|
|
8022 * window invalid. At least save the cursor and topline.
|
|
|
8023 */
|
|
|
8024 if (win != NULL)
|
|
|
8025 {
|
|
|
8026 /* there is a window for "buf", make it the curwin */
|
|
|
8027 aco->save_curwin = curwin;
|
|
|
8028 curwin = win;
|
|
|
8029 aco->save_buf = win->w_buffer;
|
|
|
8030 aco->new_curwin = win;
|
|
|
8031 }
|
|
|
8032 else
|
|
|
8033 {
|
|
|
8034 /* there is no window for "buf", use curwin */
|
|
|
8035 aco->save_curwin = NULL;
|
|
|
8036 aco->save_buf = curbuf;
|
|
|
8037 --curbuf->b_nwindows;
|
|
|
8038 curwin->w_buffer = buf;
|
|
|
8039 ++buf->b_nwindows;
|
|
|
8040
|
|
|
8041 /* save cursor and topline, set them to safe values */
|
|
|
8042 aco->save_cursor = curwin->w_cursor;
|
|
|
8043 curwin->w_cursor.lnum = 1;
|
|
|
8044 curwin->w_cursor.col = 0;
|
|
|
8045 aco->save_topline = curwin->w_topline;
|
|
|
8046 curwin->w_topline = 1;
|
|
|
8047 #ifdef FEAT_DIFF
|
|
|
8048 aco->save_topfill = curwin->w_topfill;
|
|
|
8049 curwin->w_topfill = 0;
|
|
|
8050 #endif
|
|
|
8051 }
|
|
|
8052
|
|
|
8053 curbuf = buf;
|
|
|
8054 }
|
|
|
8055
|
|
|
8056 /*
|
|
|
8057 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8058 * Restore the window as it was (if possible).
|
|
|
8059 */
|
|
|
8060 void
|
|
|
8061 aucmd_restbuf(aco)
|
|
|
8062 aco_save_T *aco; /* structure holding saved values */
|
|
|
8063 {
|
|
|
8064 if (aco->save_curwin != NULL)
|
|
|
8065 {
|
|
|
8066 /* restore curwin */
|
|
|
8067 #ifdef FEAT_WINDOWS
|
|
|
8068 if (win_valid(aco->save_curwin))
|
|
|
8069 #endif
|
|
|
8070 {
|
|
|
8071 /* restore the buffer which was previously edited by curwin, if
|
|
|
8072 * it's still the same window and it's valid */
|
|
|
8073 if (curwin == aco->new_curwin
|
|
|
8074 && buf_valid(aco->save_buf)
|
|
|
8075 && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8076 {
|
|
|
8077 --curbuf->b_nwindows;
|
|
|
8078 curbuf = aco->save_buf;
|
|
|
8079 curwin->w_buffer = curbuf;
|
|
|
8080 ++curbuf->b_nwindows;
|
|
|
8081 }
|
|
|
8082
|
|
|
8083 curwin = aco->save_curwin;
|
|
|
8084 curbuf = curwin->w_buffer;
|
|
|
8085 }
|
|
|
8086 }
|
|
|
8087 else
|
|
|
8088 {
|
|
|
8089 /* restore buffer for curwin if it still exists and is loaded */
|
|
|
8090 if (buf_valid(aco->save_buf) && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8091 {
|
|
|
8092 --curbuf->b_nwindows;
|
|
|
8093 curbuf = aco->save_buf;
|
|
|
8094 curwin->w_buffer = curbuf;
|
|
|
8095 ++curbuf->b_nwindows;
|
|
|
8096 curwin->w_cursor = aco->save_cursor;
|
|
|
8097 check_cursor();
|
|
|
8098 /* check topline < line_count, in case lines got deleted */
|
|
|
8099 if (aco->save_topline <= curbuf->b_ml.ml_line_count)
|
|
|
8100 {
|
|
|
8101 curwin->w_topline = aco->save_topline;
|
|
|
8102 #ifdef FEAT_DIFF
|
|
|
8103 curwin->w_topfill = aco->save_topfill;
|
|
|
8104 #endif
|
|
|
8105 }
|
|
|
8106 else
|
|
|
8107 {
|
|
|
8108 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8109 #ifdef FEAT_DIFF
|
|
|
8110 curwin->w_topfill = 0;
|
|
|
8111 #endif
|
|
|
8112 }
|
|
|
8113 }
|
|
|
8114 }
|
|
|
8115 }
|
|
|
8116
|
|
|
8117 static int autocmd_nested = FALSE;
|
|
|
8118
|
|
|
8119 /*
|
|
|
8120 * Execute autocommands for "event" and file name "fname".
|
|
|
8121 * Return TRUE if some commands were executed.
|
|
|
8122 */
|
|
|
8123 int
|
|
|
8124 apply_autocmds(event, fname, fname_io, force, buf)
|
|
|
8125 EVENT_T event;
|
|
|
8126 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8127 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8128 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8129 buf_T *buf; /* buffer for <abuf> */
|
|
|
8130 {
|
|
|
8131 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8132 AUGROUP_ALL, buf, NULL);
|
|
|
8133 }
|
|
|
8134
|
|
|
8135 /*
|
|
|
8136 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8137 * setting v:filearg.
|
|
|
8138 */
|
|
|
8139 static int
|
|
|
8140 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
|
8141 EVENT_T event;
|
|
|
8142 char_u *fname;
|
|
|
8143 char_u *fname_io;
|
|
|
8144 int force;
|
|
|
8145 buf_T *buf;
|
|
|
8146 exarg_T *eap;
|
|
|
8147 {
|
|
|
8148 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8149 AUGROUP_ALL, buf, eap);
|
|
|
8150 }
|
|
|
8151
|
|
|
8152 /*
|
|
|
8153 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8154 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8155 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8156 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8157 */
|
|
|
8158 int
|
|
|
8159 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
|
8160 EVENT_T event;
|
|
|
8161 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8162 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8163 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8164 buf_T *buf; /* buffer for <abuf> */
|
|
|
8165 int *retval; /* pointer to caller's retval */
|
|
|
8166 {
|
|
|
8167 int did_cmd;
|
|
|
8168
|
|
532
|
8169 #ifdef FEAT_EVAL
|
|
7
|
8170 if (should_abort(*retval))
|
|
|
8171 return FALSE;
|
|
532
|
8172 #endif
|
|
7
|
8173
|
|
|
8174 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8175 AUGROUP_ALL, buf, NULL);
|
|
532
|
8176 if (did_cmd
|
|
|
8177 #ifdef FEAT_EVAL
|
|
|
8178 && aborting()
|
|
|
8179 #endif
|
|
|
8180 )
|
|
7
|
8181 *retval = FAIL;
|
|
|
8182 return did_cmd;
|
|
|
8183 }
|
|
|
8184
|
|
|
8185 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
609
|
8186 /*
|
|
|
8187 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8188 */
|
|
7
|
8189 int
|
|
|
8190 has_cursorhold()
|
|
|
8191 {
|
|
|
8192 return (first_autopat[(int)EVENT_CURSORHOLD] != NULL);
|
|
|
8193 }
|
|
609
|
8194
|
|
|
8195 /*
|
|
|
8196 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8197 */
|
|
|
8198 int
|
|
|
8199 trigger_cursorhold()
|
|
|
8200 {
|
|
|
8201 return (!did_cursorhold
|
|
|
8202 && has_cursorhold()
|
|
|
8203 && !Recording
|
|
|
8204 && get_real_state() == NORMAL_BUSY);
|
|
|
8205 }
|
|
7
|
8206 #endif
|
|
|
8207
|
|
|
8208 static int
|
|
|
8209 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
|
8210 EVENT_T event;
|
|
|
8211 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8212 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8213 use fname */
|
|
|
8214 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8215 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8216 buf_T *buf; /* buffer for <abuf> */
|
|
|
8217 exarg_T *eap; /* command arguments */
|
|
|
8218 {
|
|
|
8219 char_u *sfname = NULL; /* short file name */
|
|
|
8220 char_u *tail;
|
|
|
8221 int save_changed;
|
|
|
8222 buf_T *old_curbuf;
|
|
|
8223 int retval = FALSE;
|
|
|
8224 char_u *save_sourcing_name;
|
|
|
8225 linenr_T save_sourcing_lnum;
|
|
|
8226 char_u *save_autocmd_fname;
|
|
|
8227 int save_autocmd_bufnr;
|
|
|
8228 char_u *save_autocmd_match;
|
|
|
8229 int save_autocmd_busy;
|
|
|
8230 int save_autocmd_nested;
|
|
|
8231 static int nesting = 0;
|
|
|
8232 AutoPatCmd patcmd;
|
|
|
8233 AutoPat *ap;
|
|
|
8234 #ifdef FEAT_EVAL
|
|
|
8235 scid_T save_current_SID;
|
|
|
8236 void *save_funccalp;
|
|
|
8237 char_u *save_cmdarg;
|
|
|
8238 long save_cmdbang;
|
|
|
8239 #endif
|
|
|
8240 static int filechangeshell_busy = FALSE;
|
|
170
|
8241 #ifdef FEAT_PROFILE
|
|
|
8242 proftime_T wait_time;
|
|
|
8243 #endif
|
|
7
|
8244
|
|
|
8245 /*
|
|
|
8246 * Quickly return if there are no autocommands for this event or
|
|
|
8247 * autocommands are blocked.
|
|
|
8248 */
|
|
|
8249 if (first_autopat[(int)event] == NULL || autocmd_block > 0)
|
|
40
|
8250 goto BYPASS_AU;
|
|
7
|
8251
|
|
|
8252 /*
|
|
|
8253 * When autocommands are busy, new autocommands are only executed when
|
|
|
8254 * explicitly enabled with the "nested" flag.
|
|
|
8255 */
|
|
|
8256 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8257 goto BYPASS_AU;
|
|
7
|
8258
|
|
|
8259 #ifdef FEAT_EVAL
|
|
|
8260 /*
|
|
|
8261 * Quickly return when immdediately aborting on error, or when an interrupt
|
|
|
8262 * occurred or an exception was thrown but not caught.
|
|
|
8263 */
|
|
|
8264 if (aborting())
|
|
40
|
8265 goto BYPASS_AU;
|
|
7
|
8266 #endif
|
|
|
8267
|
|
|
8268 /*
|
|
|
8269 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8270 */
|
|
|
8271 if (filechangeshell_busy && event == EVENT_FILECHANGEDSHELL)
|
|
40
|
8272 goto BYPASS_AU;
|
|
7
|
8273
|
|
|
8274 /*
|
|
|
8275 * Ignore events in 'eventignore'.
|
|
|
8276 */
|
|
|
8277 if (event_ignored(event))
|
|
40
|
8278 goto BYPASS_AU;
|
|
7
|
8279
|
|
|
8280 /*
|
|
|
8281 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8282 * possible to create an endless loop.
|
|
|
8283 */
|
|
|
8284 if (nesting == 10)
|
|
|
8285 {
|
|
|
8286 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8287 goto BYPASS_AU;
|
|
7
|
8288 }
|
|
|
8289
|
|
|
8290 /*
|
|
|
8291 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8292 * ":ball".
|
|
|
8293 */
|
|
|
8294 if ( (autocmd_no_enter
|
|
|
8295 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8296 || (autocmd_no_leave
|
|
|
8297 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8298 goto BYPASS_AU;
|
|
7
|
8299
|
|
|
8300 /*
|
|
|
8301 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8302 */
|
|
|
8303 save_autocmd_fname = autocmd_fname;
|
|
|
8304 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8305 save_autocmd_match = autocmd_match;
|
|
|
8306 save_autocmd_busy = autocmd_busy;
|
|
|
8307 save_autocmd_nested = autocmd_nested;
|
|
|
8308 save_changed = curbuf->b_changed;
|
|
|
8309 old_curbuf = curbuf;
|
|
|
8310
|
|
|
8311 /*
|
|
|
8312 * Set the file name to be used for <afile>.
|
|
|
8313 */
|
|
|
8314 if (fname_io == NULL)
|
|
|
8315 {
|
|
|
8316 if (fname != NULL && *fname != NUL)
|
|
|
8317 autocmd_fname = fname;
|
|
|
8318 else if (buf != NULL)
|
|
|
8319 autocmd_fname = buf->b_fname;
|
|
|
8320 else
|
|
|
8321 autocmd_fname = NULL;
|
|
|
8322 }
|
|
|
8323 else
|
|
|
8324 autocmd_fname = fname_io;
|
|
|
8325
|
|
|
8326 /*
|
|
|
8327 * Set the buffer number to be used for <abuf>.
|
|
|
8328 */
|
|
|
8329 if (buf == NULL)
|
|
|
8330 autocmd_bufnr = 0;
|
|
|
8331 else
|
|
|
8332 autocmd_bufnr = buf->b_fnum;
|
|
|
8333
|
|
|
8334 /*
|
|
|
8335 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8336 * Always use the full path of the file name to match with, in case
|
|
|
8337 * "allow_dirs" is set.
|
|
|
8338 */
|
|
|
8339 if (fname == NULL || *fname == NUL)
|
|
|
8340 {
|
|
|
8341 if (buf == NULL)
|
|
|
8342 fname = NULL;
|
|
|
8343 else
|
|
|
8344 {
|
|
|
8345 #ifdef FEAT_SYN_HL
|
|
|
8346 if (event == EVENT_SYNTAX)
|
|
|
8347 fname = buf->b_p_syn;
|
|
|
8348 else
|
|
|
8349 #endif
|
|
|
8350 if (event == EVENT_FILETYPE)
|
|
|
8351 fname = buf->b_p_ft;
|
|
|
8352 else
|
|
|
8353 {
|
|
|
8354 if (buf->b_sfname != NULL)
|
|
|
8355 sfname = vim_strsave(buf->b_sfname);
|
|
|
8356 fname = buf->b_ffname;
|
|
|
8357 }
|
|
|
8358 }
|
|
|
8359 if (fname == NULL)
|
|
|
8360 fname = (char_u *)"";
|
|
|
8361 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8362 }
|
|
|
8363 else
|
|
|
8364 {
|
|
|
8365 sfname = vim_strsave(fname);
|
|
161
|
8366 /* Don't try expanding FileType, Syntax, WindowID or QuickFixCmd* */
|
|
|
8367 if (event == EVENT_FILETYPE
|
|
|
8368 || event == EVENT_SYNTAX
|
|
|
8369 || event == EVENT_REMOTEREPLY
|
|
|
8370 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8371 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8372 fname = vim_strsave(fname);
|
|
|
8373 else
|
|
|
8374 fname = FullName_save(fname, FALSE);
|
|
|
8375 }
|
|
|
8376 if (fname == NULL) /* out of memory */
|
|
|
8377 {
|
|
|
8378 vim_free(sfname);
|
|
40
|
8379 retval = FALSE;
|
|
|
8380 goto BYPASS_AU;
|
|
7
|
8381 }
|
|
|
8382
|
|
|
8383 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8384 /*
|
|
|
8385 * Replace all backslashes with forward slashes. This makes the
|
|
|
8386 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8387 */
|
|
|
8388 if (sfname != NULL)
|
|
|
8389 forward_slash(sfname);
|
|
|
8390 forward_slash(fname);
|
|
|
8391 #endif
|
|
|
8392
|
|
|
8393 #ifdef VMS
|
|
|
8394 /* remove version for correct match */
|
|
|
8395 if (sfname != NULL)
|
|
|
8396 vms_remove_version(sfname);
|
|
|
8397 vms_remove_version(fname);
|
|
|
8398 #endif
|
|
|
8399
|
|
|
8400 /*
|
|
|
8401 * Set the name to be used for <amatch>.
|
|
|
8402 */
|
|
|
8403 autocmd_match = fname;
|
|
|
8404
|
|
|
8405
|
|
|
8406 /* Don't redraw while doing auto commands. */
|
|
|
8407 ++RedrawingDisabled;
|
|
|
8408 save_sourcing_name = sourcing_name;
|
|
|
8409 sourcing_name = NULL; /* don't free this one */
|
|
|
8410 save_sourcing_lnum = sourcing_lnum;
|
|
|
8411 sourcing_lnum = 0; /* no line number here */
|
|
|
8412
|
|
|
8413 #ifdef FEAT_EVAL
|
|
|
8414 save_current_SID = current_SID;
|
|
|
8415
|
|
170
|
8416 # ifdef FEAT_PROFILE
|
|
|
8417 if (do_profiling)
|
|
|
8418 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8419 # endif
|
|
|
8420
|
|
7
|
8421 /* Don't use local function variables, if called from a function */
|
|
|
8422 save_funccalp = save_funccal();
|
|
|
8423 #endif
|
|
|
8424
|
|
|
8425 /*
|
|
|
8426 * When starting to execute autocommands, save the search patterns.
|
|
|
8427 */
|
|
|
8428 if (!autocmd_busy)
|
|
|
8429 {
|
|
|
8430 save_search_patterns();
|
|
|
8431 saveRedobuff();
|
|
|
8432 did_filetype = keep_filetype;
|
|
|
8433 }
|
|
|
8434
|
|
|
8435 /*
|
|
|
8436 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8437 */
|
|
|
8438 autocmd_busy = TRUE;
|
|
|
8439 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8440 ++nesting; /* see matching decrement below */
|
|
|
8441
|
|
|
8442 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8443 if (event == EVENT_FILETYPE)
|
|
|
8444 did_filetype = TRUE;
|
|
|
8445
|
|
|
8446 tail = gettail(fname);
|
|
|
8447
|
|
|
8448 /* Find first autocommand that matches */
|
|
|
8449 patcmd.curpat = first_autopat[(int)event];
|
|
|
8450 patcmd.nextcmd = NULL;
|
|
|
8451 patcmd.group = group;
|
|
|
8452 patcmd.fname = fname;
|
|
|
8453 patcmd.sfname = sfname;
|
|
|
8454 patcmd.tail = tail;
|
|
|
8455 patcmd.event = event;
|
|
40
|
8456 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8457 patcmd.next = NULL;
|
|
7
|
8458 auto_next_pat(&patcmd, FALSE);
|
|
|
8459
|
|
|
8460 /* found one, start executing the autocommands */
|
|
|
8461 if (patcmd.curpat != NULL)
|
|
|
8462 {
|
|
40
|
8463 /* add to active_apc_list */
|
|
|
8464 patcmd.next = active_apc_list;
|
|
|
8465 active_apc_list = &patcmd;
|
|
|
8466
|
|
7
|
8467 #ifdef FEAT_EVAL
|
|
|
8468 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8469 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8470 if (eap != NULL)
|
|
|
8471 {
|
|
|
8472 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8473 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8474 }
|
|
|
8475 else
|
|
|
8476 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8477 #endif
|
|
|
8478 retval = TRUE;
|
|
|
8479 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8480 * are added when executing autocommands */
|
|
|
8481 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8482 ap->last = FALSE;
|
|
|
8483 ap->last = TRUE;
|
|
|
8484 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8485 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8486 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8487 #ifdef FEAT_EVAL
|
|
|
8488 if (eap != NULL)
|
|
|
8489 {
|
|
|
8490 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8491 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8492 }
|
|
|
8493 #endif
|
|
40
|
8494 /* delete from active_apc_list */
|
|
|
8495 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8496 active_apc_list = patcmd.next;
|
|
7
|
8497 }
|
|
|
8498
|
|
|
8499 --RedrawingDisabled;
|
|
|
8500 autocmd_busy = save_autocmd_busy;
|
|
|
8501 filechangeshell_busy = FALSE;
|
|
|
8502 autocmd_nested = save_autocmd_nested;
|
|
|
8503 vim_free(sourcing_name);
|
|
|
8504 sourcing_name = save_sourcing_name;
|
|
|
8505 sourcing_lnum = save_sourcing_lnum;
|
|
|
8506 autocmd_fname = save_autocmd_fname;
|
|
|
8507 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8508 autocmd_match = save_autocmd_match;
|
|
|
8509 #ifdef FEAT_EVAL
|
|
|
8510 current_SID = save_current_SID;
|
|
|
8511 restore_funccal(save_funccalp);
|
|
170
|
8512 # ifdef FEAT_PROFILE
|
|
|
8513 if (do_profiling)
|
|
|
8514 prof_child_exit(&wait_time);
|
|
|
8515 # endif
|
|
7
|
8516 #endif
|
|
|
8517 vim_free(fname);
|
|
|
8518 vim_free(sfname);
|
|
|
8519 --nesting; /* see matching increment above */
|
|
|
8520
|
|
|
8521 /*
|
|
|
8522 * When stopping to execute autocommands, restore the search patterns and
|
|
|
8523 * the redo buffer.
|
|
|
8524 */
|
|
|
8525 if (!autocmd_busy)
|
|
|
8526 {
|
|
|
8527 restore_search_patterns();
|
|
|
8528 restoreRedobuff();
|
|
|
8529 did_filetype = FALSE;
|
|
|
8530 }
|
|
|
8531
|
|
|
8532 /*
|
|
|
8533 * Some events don't set or reset the Changed flag.
|
|
|
8534 * Check if still in the same buffer!
|
|
|
8535 */
|
|
|
8536 if (curbuf == old_curbuf
|
|
|
8537 && (event == EVENT_BUFREADPOST
|
|
|
8538 || event == EVENT_BUFWRITEPOST
|
|
|
8539 || event == EVENT_FILEAPPENDPOST
|
|
|
8540 || event == EVENT_VIMLEAVE
|
|
|
8541 || event == EVENT_VIMLEAVEPRE))
|
|
|
8542 {
|
|
|
8543 #ifdef FEAT_TITLE
|
|
|
8544 if (curbuf->b_changed != save_changed)
|
|
|
8545 need_maketitle = TRUE;
|
|
|
8546 #endif
|
|
|
8547 curbuf->b_changed = save_changed;
|
|
|
8548 }
|
|
|
8549
|
|
|
8550 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
8551
|
|
|
8552 BYPASS_AU:
|
|
|
8553 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
8554 * are deleted. */
|
|
|
8555 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
8556 aubuflocal_remove(buf);
|
|
|
8557
|
|
7
|
8558 return retval;
|
|
|
8559 }
|
|
|
8560
|
|
|
8561 /*
|
|
|
8562 * Find next autocommand pattern that matches.
|
|
|
8563 */
|
|
|
8564 static void
|
|
|
8565 auto_next_pat(apc, stop_at_last)
|
|
|
8566 AutoPatCmd *apc;
|
|
|
8567 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
8568 {
|
|
|
8569 AutoPat *ap;
|
|
|
8570 AutoCmd *cp;
|
|
|
8571 char_u *name;
|
|
|
8572 char *s;
|
|
|
8573
|
|
|
8574 vim_free(sourcing_name);
|
|
|
8575 sourcing_name = NULL;
|
|
|
8576
|
|
|
8577 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
8578 {
|
|
|
8579 apc->curpat = NULL;
|
|
|
8580
|
|
|
8581 /* only use a pattern when it has not been removed, has commands and
|
|
40
|
8582 * the group matches. For buffer-local autocommands only check the
|
|
|
8583 * buffer number. */
|
|
7
|
8584 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
8585 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
8586 {
|
|
40
|
8587 /* execution-condition */
|
|
|
8588 if (ap->buflocal_nr == 0
|
|
153
|
8589 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
8590 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
8591 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
8592 {
|
|
|
8593 name = event_nr2name(apc->event);
|
|
|
8594 s = _("%s Auto commands for \"%s\"");
|
|
|
8595 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
8596 + STRLEN(name) + ap->patlen + 1));
|
|
|
8597 if (sourcing_name != NULL)
|
|
|
8598 {
|
|
|
8599 sprintf((char *)sourcing_name, s,
|
|
|
8600 (char *)name, (char *)ap->pat);
|
|
|
8601 if (p_verbose >= 8)
|
|
292
|
8602 {
|
|
|
8603 verbose_enter();
|
|
273
|
8604 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
8605 verbose_leave();
|
|
|
8606 }
|
|
7
|
8607 }
|
|
|
8608
|
|
|
8609 apc->curpat = ap;
|
|
|
8610 apc->nextcmd = ap->cmds;
|
|
|
8611 /* mark last command */
|
|
|
8612 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
8613 cp->last = FALSE;
|
|
|
8614 cp->last = TRUE;
|
|
|
8615 }
|
|
|
8616 line_breakcheck();
|
|
|
8617 if (apc->curpat != NULL) /* found a match */
|
|
|
8618 break;
|
|
|
8619 }
|
|
|
8620 if (stop_at_last && ap->last)
|
|
|
8621 break;
|
|
|
8622 }
|
|
|
8623 }
|
|
|
8624
|
|
|
8625 /*
|
|
|
8626 * Get next autocommand command.
|
|
|
8627 * Called by do_cmdline() to get the next line for ":if".
|
|
|
8628 * Returns allocated string, or NULL for end of autocommands.
|
|
|
8629 */
|
|
|
8630 /* ARGSUSED */
|
|
|
8631 static char_u *
|
|
|
8632 getnextac(c, cookie, indent)
|
|
|
8633 int c; /* not used */
|
|
|
8634 void *cookie;
|
|
|
8635 int indent; /* not used */
|
|
|
8636 {
|
|
|
8637 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
8638 char_u *retval;
|
|
|
8639 AutoCmd *ac;
|
|
|
8640
|
|
|
8641 /* Can be called again after returning the last line. */
|
|
|
8642 if (acp->curpat == NULL)
|
|
|
8643 return NULL;
|
|
|
8644
|
|
|
8645 /* repeat until we find an autocommand to execute */
|
|
|
8646 for (;;)
|
|
|
8647 {
|
|
|
8648 /* skip removed commands */
|
|
|
8649 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
8650 if (acp->nextcmd->last)
|
|
|
8651 acp->nextcmd = NULL;
|
|
|
8652 else
|
|
|
8653 acp->nextcmd = acp->nextcmd->next;
|
|
|
8654
|
|
|
8655 if (acp->nextcmd != NULL)
|
|
|
8656 break;
|
|
|
8657
|
|
|
8658 /* at end of commands, find next pattern that matches */
|
|
|
8659 if (acp->curpat->last)
|
|
|
8660 acp->curpat = NULL;
|
|
|
8661 else
|
|
|
8662 acp->curpat = acp->curpat->next;
|
|
|
8663 if (acp->curpat != NULL)
|
|
|
8664 auto_next_pat(acp, TRUE);
|
|
|
8665 if (acp->curpat == NULL)
|
|
|
8666 return NULL;
|
|
|
8667 }
|
|
|
8668
|
|
|
8669 ac = acp->nextcmd;
|
|
|
8670
|
|
|
8671 if (p_verbose >= 9)
|
|
|
8672 {
|
|
292
|
8673 verbose_enter_scroll();
|
|
273
|
8674 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
8675 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
8676 verbose_leave_scroll();
|
|
7
|
8677 }
|
|
|
8678 retval = vim_strsave(ac->cmd);
|
|
|
8679 autocmd_nested = ac->nested;
|
|
|
8680 #ifdef FEAT_EVAL
|
|
|
8681 current_SID = ac->scriptID;
|
|
|
8682 #endif
|
|
|
8683 if (ac->last)
|
|
|
8684 acp->nextcmd = NULL;
|
|
|
8685 else
|
|
|
8686 acp->nextcmd = ac->next;
|
|
|
8687 return retval;
|
|
|
8688 }
|
|
|
8689
|
|
|
8690 /*
|
|
|
8691 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
8692 * To account for buffer-local autocommands, function needs to know
|
|
|
8693 * in which buffer the file will be opened.
|
|
7
|
8694 */
|
|
|
8695 int
|
|
40
|
8696 has_autocmd(event, sfname, buf)
|
|
7
|
8697 EVENT_T event;
|
|
|
8698 char_u *sfname;
|
|
40
|
8699 buf_T *buf;
|
|
7
|
8700 {
|
|
|
8701 AutoPat *ap;
|
|
|
8702 char_u *fname;
|
|
|
8703 char_u *tail = gettail(sfname);
|
|
|
8704 int retval = FALSE;
|
|
|
8705
|
|
|
8706 fname = FullName_save(sfname, FALSE);
|
|
|
8707 if (fname == NULL)
|
|
|
8708 return FALSE;
|
|
|
8709
|
|
|
8710 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8711 /*
|
|
|
8712 * Replace all backslashes with forward slashes. This makes the
|
|
|
8713 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8714 */
|
|
|
8715 sfname = vim_strsave(sfname);
|
|
|
8716 if (sfname != NULL)
|
|
|
8717 forward_slash(sfname);
|
|
|
8718 forward_slash(fname);
|
|
|
8719 #endif
|
|
|
8720
|
|
|
8721 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8722 if (ap->pat != NULL && ap->cmds != NULL
|
|
40
|
8723 && (ap->buflocal_nr == 0
|
|
153
|
8724 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
8725 fname, sfname, tail, ap->allow_dirs)
|
|
40
|
8726 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
|
8727 ))
|
|
7
|
8728 {
|
|
|
8729 retval = TRUE;
|
|
|
8730 break;
|
|
|
8731 }
|
|
|
8732
|
|
|
8733 vim_free(fname);
|
|
|
8734 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8735 vim_free(sfname);
|
|
|
8736 #endif
|
|
|
8737
|
|
|
8738 return retval;
|
|
|
8739 }
|
|
|
8740
|
|
|
8741 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
8742 /*
|
|
|
8743 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
8744 * names.
|
|
|
8745 */
|
|
|
8746 /*ARGSUSED*/
|
|
|
8747 char_u *
|
|
|
8748 get_augroup_name(xp, idx)
|
|
|
8749 expand_T *xp;
|
|
|
8750 int idx;
|
|
|
8751 {
|
|
|
8752 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
8753 return (char_u *)"END";
|
|
|
8754 if (idx >= augroups.ga_len) /* end of list */
|
|
|
8755 return NULL;
|
|
|
8756 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
8757 return (char_u *)"";
|
|
|
8758 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8759 }
|
|
|
8760
|
|
|
8761 static int include_groups = FALSE;
|
|
|
8762
|
|
|
8763 char_u *
|
|
|
8764 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
8765 expand_T *xp;
|
|
|
8766 char_u *arg;
|
|
|
8767 int doautocmd; /* TRUE for :doautocmd, FALSE for :autocmd */
|
|
|
8768 {
|
|
|
8769 char_u *p;
|
|
|
8770 int group;
|
|
|
8771
|
|
|
8772 /* check for a group name, skip it if present */
|
|
|
8773 include_groups = FALSE;
|
|
|
8774 p = arg;
|
|
|
8775 group = au_get_grouparg(&arg);
|
|
|
8776 if (group == AUGROUP_ERROR)
|
|
|
8777 return NULL;
|
|
|
8778 /* If there only is a group name that's what we expand. */
|
|
|
8779 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
8780 {
|
|
|
8781 arg = p;
|
|
|
8782 group = AUGROUP_ALL;
|
|
|
8783 }
|
|
|
8784
|
|
|
8785 /* skip over event name */
|
|
|
8786 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
8787 if (*p == ',')
|
|
|
8788 arg = p + 1;
|
|
|
8789 if (*p == NUL)
|
|
|
8790 {
|
|
|
8791 if (group == AUGROUP_ALL)
|
|
|
8792 include_groups = TRUE;
|
|
|
8793 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
8794 xp->xp_pattern = arg;
|
|
|
8795 return NULL;
|
|
|
8796 }
|
|
|
8797
|
|
|
8798 /* skip over pattern */
|
|
|
8799 arg = skipwhite(p);
|
|
|
8800 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
8801 arg++;
|
|
|
8802 if (*arg)
|
|
|
8803 return arg; /* expand (next) command */
|
|
|
8804
|
|
|
8805 if (doautocmd)
|
|
|
8806 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
8807 else
|
|
|
8808 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
8809 return NULL;
|
|
|
8810 }
|
|
|
8811
|
|
|
8812 /*
|
|
|
8813 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
8814 */
|
|
|
8815 /*ARGSUSED*/
|
|
|
8816 char_u *
|
|
|
8817 get_event_name(xp, idx)
|
|
|
8818 expand_T *xp;
|
|
|
8819 int idx;
|
|
|
8820 {
|
|
|
8821 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
8822 {
|
|
|
8823 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
8824 return (char_u *)""; /* skip deleted entries */
|
|
|
8825 return AUGROUP_NAME(idx); /* return a name */
|
|
|
8826 }
|
|
|
8827 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
8828 }
|
|
|
8829
|
|
|
8830 #endif /* FEAT_CMDL_COMPL */
|
|
|
8831
|
|
|
8832 /*
|
|
615
|
8833 * Return TRUE if autocmd is supported.
|
|
|
8834 */
|
|
|
8835 int
|
|
|
8836 autocmd_supported(name)
|
|
|
8837 char_u *name;
|
|
|
8838 {
|
|
|
8839 char_u *p;
|
|
|
8840
|
|
|
8841 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
8842 }
|
|
|
8843
|
|
|
8844 /*
|
|
612
|
8845 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
8846 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
8847 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
8848 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
8849 * Used for:
|
|
|
8850 * exists("#Group") or
|
|
|
8851 * exists("#Group#Event") or
|
|
|
8852 * exists("#Group#Event#pat") or
|
|
|
8853 * exists("#Event") or
|
|
|
8854 * exists("#Event#pat")
|
|
7
|
8855 */
|
|
|
8856 int
|
|
612
|
8857 au_exists(arg)
|
|
|
8858 char_u *arg;
|
|
7
|
8859 {
|
|
612
|
8860 char_u *arg_save;
|
|
|
8861 char_u *pattern = NULL;
|
|
7
|
8862 char_u *event_name;
|
|
|
8863 char_u *p;
|
|
|
8864 EVENT_T event;
|
|
|
8865 AutoPat *ap;
|
|
40
|
8866 buf_T *buflocal_buf = NULL;
|
|
612
|
8867 int group;
|
|
|
8868 int retval = FALSE;
|
|
|
8869
|
|
615
|
8870 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
8871 arg_save = vim_strsave(arg);
|
|
|
8872 if (arg_save == NULL)
|
|
|
8873 return FALSE;
|
|
615
|
8874 p = vim_strchr(arg_save, '#');
|
|
612
|
8875 if (p != NULL)
|
|
|
8876 *p++ = NUL;
|
|
|
8877
|
|
|
8878 /* First, look for an autocmd group name */
|
|
|
8879 group = au_find_group(arg_save);
|
|
|
8880 if (group == AUGROUP_ERROR)
|
|
|
8881 {
|
|
|
8882 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
8883 group = AUGROUP_ALL;
|
|
|
8884 event_name = arg_save;
|
|
|
8885 }
|
|
|
8886 else
|
|
|
8887 {
|
|
|
8888 if (p == NULL)
|
|
|
8889 {
|
|
|
8890 /* "Group": group name is present and it's recognized */
|
|
|
8891 retval = TRUE;
|
|
|
8892 goto theend;
|
|
|
8893 }
|
|
|
8894
|
|
|
8895 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
8896 event_name = p;
|
|
|
8897 p = vim_strchr(event_name, '#');
|
|
|
8898 if (p != NULL)
|
|
|
8899 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
8900 }
|
|
|
8901
|
|
|
8902 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
8903
|
|
|
8904 /* find the index (enum) for the event name */
|
|
|
8905 event = event_name2nr(event_name, &p);
|
|
|
8906
|
|
|
8907 /* return FALSE if the event name is not recognized */
|
|
612
|
8908 if (event == NUM_EVENTS)
|
|
|
8909 goto theend;
|
|
7
|
8910
|
|
|
8911 /* Find the first autocommand for this event.
|
|
|
8912 * If there isn't any, return FALSE;
|
|
|
8913 * If there is one and no pattern given, return TRUE; */
|
|
|
8914 ap = first_autopat[(int)event];
|
|
|
8915 if (ap == NULL)
|
|
612
|
8916 goto theend;
|
|
7
|
8917 if (pattern == NULL)
|
|
612
|
8918 {
|
|
|
8919 retval = TRUE;
|
|
|
8920 goto theend;
|
|
|
8921 }
|
|
7
|
8922
|
|
40
|
8923 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
8924 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
8925 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
8926 buflocal_buf = curbuf;
|
|
|
8927
|
|
7
|
8928 /* Check if there is an autocommand with the given pattern. */
|
|
|
8929 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
8930 /* only use a pattern when it has not been removed and has commands. */
|
|
|
8931 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
8932 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
8933 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
8934 && (buflocal_buf == NULL
|
|
|
8935 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
8936 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
8937 {
|
|
|
8938 retval = TRUE;
|
|
|
8939 break;
|
|
|
8940 }
|
|
|
8941
|
|
|
8942 theend:
|
|
|
8943 vim_free(arg_save);
|
|
|
8944 return retval;
|
|
7
|
8945 }
|
|
40
|
8946
|
|
7
|
8947 #endif /* FEAT_AUTOCMD */
|
|
|
8948
|
|
|
8949 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
8950 /*
|
|
153
|
8951 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
8952 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
8953 * vim_regcomp() often.
|
|
7
|
8954 * Used for autocommands and 'wildignore'.
|
|
|
8955 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
8956 */
|
|
|
8957 int
|
|
153
|
8958 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
8959 char_u *pattern; /* pattern to match with */
|
|
153
|
8960 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
8961 char_u *fname; /* full path of file name */
|
|
|
8962 char_u *sfname; /* short file name or NULL */
|
|
|
8963 char_u *tail; /* tail of path */
|
|
|
8964 int allow_dirs; /* allow matching with dir */
|
|
|
8965 {
|
|
|
8966 regmatch_T regmatch;
|
|
|
8967 int result = FALSE;
|
|
|
8968 #ifdef FEAT_OSFILETYPE
|
|
|
8969 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
8970 char_u *type_start;
|
|
|
8971 char_u c;
|
|
|
8972 int match = FALSE;
|
|
|
8973 #endif
|
|
|
8974
|
|
|
8975 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
8976 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
8977 #else
|
|
|
8978 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
8979 #endif
|
|
|
8980 #ifdef FEAT_OSFILETYPE
|
|
|
8981 if (*pattern == '<')
|
|
|
8982 {
|
|
|
8983 /* There is a filetype condition specified with this pattern.
|
|
|
8984 * Check the filetype matches first. If not, don't bother with the
|
|
|
8985 * pattern (set regprog to NULL).
|
|
|
8986 * Always use magic for the regexp.
|
|
|
8987 */
|
|
|
8988
|
|
|
8989 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
8990 {
|
|
|
8991 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
8992 {
|
|
|
8993 *pattern = NUL; /* Terminate the string */
|
|
|
8994 match = mch_check_filetype(fname, type_start);
|
|
|
8995 *pattern = c; /* Restore the terminator */
|
|
|
8996 type_start = pattern + 1;
|
|
|
8997 }
|
|
|
8998 if (c == '>')
|
|
|
8999 break;
|
|
|
9000 }
|
|
|
9001
|
|
|
9002 /* (c should never be NUL, but check anyway) */
|
|
|
9003 if (match == FALSE || c == NUL)
|
|
|
9004 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9005 else if (*pattern == NUL)
|
|
|
9006 {
|
|
|
9007 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9008 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9009 }
|
|
|
9010 else
|
|
|
9011 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9012 }
|
|
|
9013 else
|
|
|
9014 #endif
|
|
153
|
9015 {
|
|
|
9016 if (prog != NULL)
|
|
|
9017 regmatch.regprog = prog;
|
|
|
9018 else
|
|
|
9019 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9020 }
|
|
7
|
9021
|
|
|
9022 /*
|
|
|
9023 * Try for a match with the pattern with:
|
|
|
9024 * 1. the full file name, when the pattern has a '/'.
|
|
|
9025 * 2. the short file name, when the pattern has a '/'.
|
|
|
9026 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9027 */
|
|
|
9028 if (
|
|
|
9029 #ifdef FEAT_OSFILETYPE
|
|
|
9030 /* If the check is for a filetype only and we don't care
|
|
|
9031 * about the path then skip all the regexp stuff.
|
|
|
9032 */
|
|
|
9033 no_pattern ||
|
|
|
9034 #endif
|
|
|
9035 (regmatch.regprog != NULL
|
|
|
9036 && ((allow_dirs
|
|
|
9037 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9038 || (sfname != NULL
|
|
|
9039 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9040 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9041 result = TRUE;
|
|
|
9042
|
|
153
|
9043 if (prog == NULL)
|
|
|
9044 vim_free(regmatch.regprog);
|
|
7
|
9045 return result;
|
|
|
9046 }
|
|
|
9047 #endif
|
|
|
9048
|
|
|
9049 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9050 /*
|
|
|
9051 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9052 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9053 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9054 */
|
|
|
9055 int
|
|
|
9056 match_file_list(list, sfname, ffname)
|
|
|
9057 char_u *list;
|
|
|
9058 char_u *sfname;
|
|
|
9059 char_u *ffname;
|
|
|
9060 {
|
|
|
9061 char_u buf[100];
|
|
|
9062 char_u *tail;
|
|
|
9063 char_u *regpat;
|
|
|
9064 char allow_dirs;
|
|
|
9065 int match;
|
|
|
9066 char_u *p;
|
|
|
9067
|
|
|
9068 tail = gettail(sfname);
|
|
|
9069
|
|
|
9070 /* try all patterns in 'wildignore' */
|
|
|
9071 p = list;
|
|
|
9072 while (*p)
|
|
|
9073 {
|
|
|
9074 copy_option_part(&p, buf, 100, ",");
|
|
|
9075 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9076 if (regpat == NULL)
|
|
|
9077 break;
|
|
153
|
9078 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9079 tail, (int)allow_dirs);
|
|
7
|
9080 vim_free(regpat);
|
|
|
9081 if (match)
|
|
|
9082 return TRUE;
|
|
|
9083 }
|
|
|
9084 return FALSE;
|
|
|
9085 }
|
|
|
9086 #endif
|
|
|
9087
|
|
|
9088 /*
|
|
|
9089 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9090 * a regular expression, and return the result in allocated memory. If there
|
|
|
9091 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9092 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9093 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9094 *
|
|
|
9095 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9096 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9097 *
|
|
|
9098 * Returns NULL when out of memory.
|
|
|
9099 */
|
|
|
9100 /*ARGSUSED*/
|
|
|
9101 char_u *
|
|
|
9102 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9103 char_u *pat;
|
|
|
9104 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9105 char *allow_dirs; /* Result passed back out in here */
|
|
|
9106 int no_bslash; /* Don't use a backward slash as pathsep */
|
|
|
9107 {
|
|
|
9108 int size;
|
|
|
9109 char_u *endp;
|
|
|
9110 char_u *reg_pat;
|
|
|
9111 char_u *p;
|
|
|
9112 int i;
|
|
|
9113 int nested = 0;
|
|
|
9114 int add_dollar = TRUE;
|
|
|
9115 #ifdef FEAT_OSFILETYPE
|
|
|
9116 int check_length = 0;
|
|
|
9117 #endif
|
|
|
9118
|
|
|
9119 if (allow_dirs != NULL)
|
|
|
9120 *allow_dirs = FALSE;
|
|
|
9121 if (pat_end == NULL)
|
|
|
9122 pat_end = pat + STRLEN(pat);
|
|
|
9123
|
|
|
9124 #ifdef FEAT_OSFILETYPE
|
|
|
9125 /* Find out how much of the string is the filetype check */
|
|
|
9126 if (*pat == '<')
|
|
|
9127 {
|
|
|
9128 /* Count chars until the next '>' */
|
|
|
9129 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9130 ;
|
|
|
9131 if (p < pat_end)
|
|
|
9132 {
|
|
|
9133 /* Pattern is of the form <.*>.* */
|
|
|
9134 check_length = p - pat + 1;
|
|
|
9135 if (p + 1 >= pat_end)
|
|
|
9136 {
|
|
|
9137 /* The 'pattern' is a filetype check ONLY */
|
|
|
9138 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9139 if (reg_pat != NULL)
|
|
|
9140 {
|
|
|
9141 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9142 reg_pat[check_length] = NUL;
|
|
|
9143 }
|
|
|
9144 return reg_pat;
|
|
|
9145 }
|
|
|
9146 }
|
|
|
9147 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9148
|
|
|
9149 }
|
|
|
9150 pat += check_length;
|
|
|
9151 size = 2 + check_length;
|
|
|
9152 #else
|
|
|
9153 size = 2; /* '^' at start, '$' at end */
|
|
|
9154 #endif
|
|
|
9155
|
|
|
9156 for (p = pat; p < pat_end; p++)
|
|
|
9157 {
|
|
|
9158 switch (*p)
|
|
|
9159 {
|
|
|
9160 case '*':
|
|
|
9161 case '.':
|
|
|
9162 case ',':
|
|
|
9163 case '{':
|
|
|
9164 case '}':
|
|
|
9165 case '~':
|
|
|
9166 size += 2; /* extra backslash */
|
|
|
9167 break;
|
|
|
9168 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9169 case '\\':
|
|
|
9170 case '/':
|
|
|
9171 size += 4; /* could become "[\/]" */
|
|
|
9172 break;
|
|
|
9173 #endif
|
|
|
9174 default:
|
|
|
9175 size++;
|
|
|
9176 # ifdef FEAT_MBYTE
|
|
474
|
9177 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9178 {
|
|
|
9179 ++p;
|
|
|
9180 ++size;
|
|
|
9181 }
|
|
|
9182 # endif
|
|
|
9183 break;
|
|
|
9184 }
|
|
|
9185 }
|
|
|
9186 reg_pat = alloc(size + 1);
|
|
|
9187 if (reg_pat == NULL)
|
|
|
9188 return NULL;
|
|
|
9189
|
|
|
9190 #ifdef FEAT_OSFILETYPE
|
|
|
9191 /* Copy the type check in to the start. */
|
|
|
9192 if (check_length)
|
|
|
9193 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9194 i = check_length;
|
|
|
9195 #else
|
|
|
9196 i = 0;
|
|
|
9197 #endif
|
|
|
9198
|
|
|
9199 if (pat[0] == '*')
|
|
|
9200 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9201 pat++;
|
|
|
9202 else
|
|
|
9203 reg_pat[i++] = '^';
|
|
|
9204 endp = pat_end - 1;
|
|
|
9205 if (*endp == '*')
|
|
|
9206 {
|
|
|
9207 while (endp - pat > 0 && *endp == '*')
|
|
|
9208 endp--;
|
|
|
9209 add_dollar = FALSE;
|
|
|
9210 }
|
|
|
9211 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9212 {
|
|
|
9213 switch (*p)
|
|
|
9214 {
|
|
|
9215 case '*':
|
|
|
9216 reg_pat[i++] = '.';
|
|
|
9217 reg_pat[i++] = '*';
|
|
444
|
9218 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9219 ++p;
|
|
7
|
9220 break;
|
|
|
9221 case '.':
|
|
|
9222 #ifdef RISCOS
|
|
|
9223 if (allow_dirs != NULL)
|
|
|
9224 *allow_dirs = TRUE;
|
|
|
9225 /* FALLTHROUGH */
|
|
|
9226 #endif
|
|
|
9227 case '~':
|
|
|
9228 reg_pat[i++] = '\\';
|
|
|
9229 reg_pat[i++] = *p;
|
|
|
9230 break;
|
|
|
9231 case '?':
|
|
|
9232 #ifdef RISCOS
|
|
|
9233 case '#':
|
|
|
9234 #endif
|
|
|
9235 reg_pat[i++] = '.';
|
|
|
9236 break;
|
|
|
9237 case '\\':
|
|
|
9238 if (p[1] == NUL)
|
|
|
9239 break;
|
|
|
9240 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9241 if (!no_bslash)
|
|
|
9242 {
|
|
|
9243 /* translate:
|
|
|
9244 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9245 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9246 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9247 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9248 */
|
|
|
9249 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9250 && p[1] != '+')
|
|
|
9251 {
|
|
|
9252 reg_pat[i++] = '[';
|
|
|
9253 reg_pat[i++] = '\\';
|
|
|
9254 reg_pat[i++] = '/';
|
|
|
9255 reg_pat[i++] = ']';
|
|
|
9256 if (allow_dirs != NULL)
|
|
|
9257 *allow_dirs = TRUE;
|
|
|
9258 break;
|
|
|
9259 }
|
|
|
9260 }
|
|
|
9261 #endif
|
|
|
9262 if (*++p == '?'
|
|
|
9263 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9264 && no_bslash
|
|
|
9265 #endif
|
|
|
9266 )
|
|
|
9267 reg_pat[i++] = '?';
|
|
|
9268 else
|
|
|
9269 if (*p == ',')
|
|
|
9270 reg_pat[i++] = ',';
|
|
|
9271 else
|
|
|
9272 {
|
|
|
9273 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9274 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9275 && (!no_bslash || *p != '\\')
|
|
|
9276 #endif
|
|
|
9277 )
|
|
|
9278 *allow_dirs = TRUE;
|
|
|
9279 reg_pat[i++] = '\\';
|
|
|
9280 reg_pat[i++] = *p;
|
|
|
9281 }
|
|
|
9282 break;
|
|
|
9283 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9284 case '/':
|
|
|
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 #endif
|
|
|
9293 case '{':
|
|
|
9294 reg_pat[i++] = '\\';
|
|
|
9295 reg_pat[i++] = '(';
|
|
|
9296 nested++;
|
|
|
9297 break;
|
|
|
9298 case '}':
|
|
|
9299 reg_pat[i++] = '\\';
|
|
|
9300 reg_pat[i++] = ')';
|
|
|
9301 --nested;
|
|
|
9302 break;
|
|
|
9303 case ',':
|
|
|
9304 if (nested)
|
|
|
9305 {
|
|
|
9306 reg_pat[i++] = '\\';
|
|
|
9307 reg_pat[i++] = '|';
|
|
|
9308 }
|
|
|
9309 else
|
|
|
9310 reg_pat[i++] = ',';
|
|
|
9311 break;
|
|
|
9312 default:
|
|
|
9313 # ifdef FEAT_MBYTE
|
|
474
|
9314 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9315 reg_pat[i++] = *p++;
|
|
|
9316 else
|
|
|
9317 # endif
|
|
|
9318 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9319 *allow_dirs = TRUE;
|
|
|
9320 reg_pat[i++] = *p;
|
|
|
9321 break;
|
|
|
9322 }
|
|
|
9323 }
|
|
|
9324 if (add_dollar)
|
|
|
9325 reg_pat[i++] = '$';
|
|
|
9326 reg_pat[i] = NUL;
|
|
|
9327 if (nested != 0)
|
|
|
9328 {
|
|
|
9329 if (nested < 0)
|
|
|
9330 EMSG(_("E219: Missing {."));
|
|
|
9331 else
|
|
|
9332 EMSG(_("E220: Missing }."));
|
|
|
9333 vim_free(reg_pat);
|
|
|
9334 reg_pat = NULL;
|
|
|
9335 }
|
|
|
9336 return reg_pat;
|
|
|
9337 }
|
