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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * fileio.c: read from and write to a file
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12 */
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13
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14 #if defined(MSDOS) || defined(WIN16) || defined(WIN32) || defined(_WIN64)
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714
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15 # include "vimio.h" /* for lseek(), must be before vim.h */
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7
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16 #endif
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17
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18 #if defined __EMX__
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714
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19 # include "vimio.h" /* for mktemp(), CJW 1997-12-03 */
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7
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20 #endif
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21
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22 #include "vim.h"
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23
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24 #ifdef HAVE_FCNTL_H
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25 # include <fcntl.h>
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26 #endif
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27
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28 #ifdef __TANDEM
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29 # include <limits.h> /* for SSIZE_MAX */
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30 #endif
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31
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32 #if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
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33 # include <utime.h> /* for struct utimbuf */
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34 #endif
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35
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36 #define BUFSIZE 8192 /* size of normal write buffer */
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37 #define SMBUFSIZE 256 /* size of emergency write buffer */
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38
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39 #ifdef FEAT_CRYPT
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40 # define CRYPT_MAGIC "VimCrypt~01!" /* "01" is the version nr */
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41 # define CRYPT_MAGIC_LEN 12 /* must be multiple of 4! */
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42 #endif
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43
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44 /* Is there any system that doesn't have access()? */
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574
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45 #define USE_MCH_ACCESS
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7
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46
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1313
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47 #if defined(sun) && defined(S_ISCHR)
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48 # define OPEN_CHR_FILES
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49 static int is_dev_fd_file(char_u *fname);
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50 #endif
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7
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51 #ifdef FEAT_MBYTE
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52 static char_u *next_fenc __ARGS((char_u **pp));
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53 # ifdef FEAT_EVAL
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54 static char_u *readfile_charconvert __ARGS((char_u *fname, char_u *fenc, int *fdp));
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55 # endif
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56 #endif
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57 #ifdef FEAT_VIMINFO
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58 static void check_marks_read __ARGS((void));
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59 #endif
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60 #ifdef FEAT_CRYPT
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61 static char_u *check_for_cryptkey __ARGS((char_u *cryptkey, char_u *ptr, long *sizep, long *filesizep, int newfile));
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62 #endif
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63 #ifdef UNIX
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64 static void set_file_time __ARGS((char_u *fname, time_t atime, time_t mtime));
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65 #endif
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633
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66 static int set_rw_fname __ARGS((char_u *fname, char_u *sfname));
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7
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67 static int msg_add_fileformat __ARGS((int eol_type));
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68 static void msg_add_eol __ARGS((void));
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69 static int check_mtime __ARGS((buf_T *buf, struct stat *s));
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70 static int time_differs __ARGS((long t1, long t2));
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71 #ifdef FEAT_AUTOCMD
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661
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72 static int apply_autocmds_exarg __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf, exarg_T *eap));
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676
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73 static int au_find_group __ARGS((char_u *name));
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74
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75 # define AUGROUP_DEFAULT -1 /* default autocmd group */
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76 # define AUGROUP_ERROR -2 /* errornouse autocmd group */
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77 # define AUGROUP_ALL -3 /* all autocmd groups */
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7
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78 #endif
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79
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80 #if defined(FEAT_CRYPT) || defined(FEAT_MBYTE)
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81 # define HAS_BW_FLAGS
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82 # define FIO_LATIN1 0x01 /* convert Latin1 */
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83 # define FIO_UTF8 0x02 /* convert UTF-8 */
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84 # define FIO_UCS2 0x04 /* convert UCS-2 */
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85 # define FIO_UCS4 0x08 /* convert UCS-4 */
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86 # define FIO_UTF16 0x10 /* convert UTF-16 */
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87 # ifdef WIN3264
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88 # define FIO_CODEPAGE 0x20 /* convert MS-Windows codepage */
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89 # define FIO_PUT_CP(x) (((x) & 0xffff) << 16) /* put codepage in top word */
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90 # define FIO_GET_CP(x) (((x)>>16) & 0xffff) /* get codepage from top word */
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91 # endif
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92 # ifdef MACOS_X
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93 # define FIO_MACROMAN 0x20 /* convert MacRoman */
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94 # endif
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95 # define FIO_ENDIAN_L 0x80 /* little endian */
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96 # define FIO_ENCRYPTED 0x1000 /* encrypt written bytes */
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97 # define FIO_NOCONVERT 0x2000 /* skip encoding conversion */
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98 # define FIO_UCSBOM 0x4000 /* check for BOM at start of file */
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99 # define FIO_ALL -1 /* allow all formats */
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100 #endif
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101
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102 /* When converting, a read() or write() may leave some bytes to be converted
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103 * for the next call. The value is guessed... */
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104 #define CONV_RESTLEN 30
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105
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106 /* We have to guess how much a sequence of bytes may expand when converting
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107 * with iconv() to be able to allocate a buffer. */
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108 #define ICONV_MULT 8
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109
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110 /*
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111 * Structure to pass arguments from buf_write() to buf_write_bytes().
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112 */
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113 struct bw_info
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114 {
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115 int bw_fd; /* file descriptor */
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116 char_u *bw_buf; /* buffer with data to be written */
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1411
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117 int bw_len; /* length of data */
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7
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118 #ifdef HAS_BW_FLAGS
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119 int bw_flags; /* FIO_ flags */
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120 #endif
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121 #ifdef FEAT_MBYTE
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122 char_u bw_rest[CONV_RESTLEN]; /* not converted bytes */
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123 int bw_restlen; /* nr of bytes in bw_rest[] */
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124 int bw_first; /* first write call */
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125 char_u *bw_conv_buf; /* buffer for writing converted chars */
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126 int bw_conv_buflen; /* size of bw_conv_buf */
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127 int bw_conv_error; /* set for conversion error */
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128 # ifdef USE_ICONV
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129 iconv_t bw_iconv_fd; /* descriptor for iconv() or -1 */
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130 # endif
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131 #endif
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132 };
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133
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134 static int buf_write_bytes __ARGS((struct bw_info *ip));
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135
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136 #ifdef FEAT_MBYTE
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595
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137 static linenr_T readfile_linenr __ARGS((linenr_T linecnt, char_u *p, char_u *endp));
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7
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138 static int ucs2bytes __ARGS((unsigned c, char_u **pp, int flags));
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139 static int same_encoding __ARGS((char_u *a, char_u *b));
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140 static int get_fio_flags __ARGS((char_u *ptr));
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141 static char_u *check_for_bom __ARGS((char_u *p, long size, int *lenp, int flags));
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142 static int make_bom __ARGS((char_u *buf, char_u *name));
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143 # ifdef WIN3264
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144 static int get_win_fio_flags __ARGS((char_u *ptr));
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145 # endif
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146 # ifdef MACOS_X
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147 static int get_mac_fio_flags __ARGS((char_u *ptr));
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148 # endif
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149 #endif
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150 static int move_lines __ARGS((buf_T *frombuf, buf_T *tobuf));
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151
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595
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152
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7
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153 void
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154 filemess(buf, name, s, attr)
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155 buf_T *buf;
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156 char_u *name;
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157 char_u *s;
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158 int attr;
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159 {
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160 int msg_scroll_save;
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161
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162 if (msg_silent != 0)
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163 return;
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164 msg_add_fname(buf, name); /* put file name in IObuff with quotes */
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165 /* If it's extremely long, truncate it. */
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166 if (STRLEN(IObuff) > IOSIZE - 80)
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167 IObuff[IOSIZE - 80] = NUL;
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168 STRCAT(IObuff, s);
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169 /*
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170 * For the first message may have to start a new line.
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171 * For further ones overwrite the previous one, reset msg_scroll before
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172 * calling filemess().
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173 */
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174 msg_scroll_save = msg_scroll;
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175 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
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176 msg_scroll = FALSE;
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177 if (!msg_scroll) /* wait a bit when overwriting an error msg */
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178 check_for_delay(FALSE);
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179 msg_start();
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180 msg_scroll = msg_scroll_save;
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181 msg_scrolled_ign = TRUE;
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182 /* may truncate the message to avoid a hit-return prompt */
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183 msg_outtrans_attr(msg_may_trunc(FALSE, IObuff), attr);
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184 msg_clr_eos();
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185 out_flush();
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186 msg_scrolled_ign = FALSE;
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187 }
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188
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189 /*
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190 * Read lines from file "fname" into the buffer after line "from".
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191 *
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192 * 1. We allocate blocks with lalloc, as big as possible.
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193 * 2. Each block is filled with characters from the file with a single read().
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194 * 3. The lines are inserted in the buffer with ml_append().
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195 *
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196 * (caller must check that fname != NULL, unless READ_STDIN is used)
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197 *
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198 * "lines_to_skip" is the number of lines that must be skipped
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199 * "lines_to_read" is the number of lines that are appended
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200 * When not recovering lines_to_skip is 0 and lines_to_read MAXLNUM.
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201 *
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202 * flags:
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203 * READ_NEW starting to edit a new buffer
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204 * READ_FILTER reading filter output
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205 * READ_STDIN read from stdin instead of a file
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206 * READ_BUFFER read from curbuf instead of a file (converting after reading
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207 * stdin)
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208 * READ_DUMMY read into a dummy buffer (to check if file contents changed)
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209 *
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210 * return FAIL for failure, OK otherwise
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211 */
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212 int
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213 readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags)
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214 char_u *fname;
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215 char_u *sfname;
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216 linenr_T from;
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217 linenr_T lines_to_skip;
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218 linenr_T lines_to_read;
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219 exarg_T *eap; /* can be NULL! */
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220 int flags;
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221 {
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222 int fd = 0;
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223 int newfile = (flags & READ_NEW);
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819
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224 int set_options = newfile || (eap != NULL && eap->read_edit);
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7
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225 int check_readonly;
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226 int filtering = (flags & READ_FILTER);
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227 int read_stdin = (flags & READ_STDIN);
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228 int read_buffer = (flags & READ_BUFFER);
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229 linenr_T read_buf_lnum = 1; /* next line to read from curbuf */
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230 colnr_T read_buf_col = 0; /* next char to read from this line */
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231 char_u c;
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232 linenr_T lnum = from;
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233 char_u *ptr = NULL; /* pointer into read buffer */
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234 char_u *buffer = NULL; /* read buffer */
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235 char_u *new_buffer = NULL; /* init to shut up gcc */
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236 char_u *line_start = NULL; /* init to shut up gcc */
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237 int wasempty; /* buffer was empty before reading */
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238 colnr_T len;
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239 long size = 0;
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240 char_u *p;
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241 long filesize = 0;
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242 int skip_read = FALSE;
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243 #ifdef FEAT_CRYPT
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244 char_u *cryptkey = NULL;
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245 #endif
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246 int split = 0; /* number of split lines */
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247 #define UNKNOWN 0x0fffffff /* file size is unknown */
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248 linenr_T linecnt;
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249 int error = FALSE; /* errors encountered */
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250 int ff_error = EOL_UNKNOWN; /* file format with errors */
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251 long linerest = 0; /* remaining chars in line */
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252 #ifdef UNIX
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253 int perm = 0;
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254 int swap_mode = -1; /* protection bits for swap file */
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255 #else
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256 int perm;
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257 #endif
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258 int fileformat = 0; /* end-of-line format */
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259 int keep_fileformat = FALSE;
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260 struct stat st;
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261 int file_readonly;
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262 linenr_T skip_count = 0;
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263 linenr_T read_count = 0;
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264 int msg_save = msg_scroll;
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265 linenr_T read_no_eol_lnum = 0; /* non-zero lnum when last line of
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266 * last read was missing the eol */
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267 int try_mac = (vim_strchr(p_ffs, 'm') != NULL);
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268 int try_dos = (vim_strchr(p_ffs, 'd') != NULL);
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269 int try_unix = (vim_strchr(p_ffs, 'x') != NULL);
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270 int file_rewind = FALSE;
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271 #ifdef FEAT_MBYTE
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272 int can_retry;
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595
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273 linenr_T conv_error = 0; /* line nr with conversion error */
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274 linenr_T illegal_byte = 0; /* line nr with illegal byte */
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7
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275 int keep_dest_enc = FALSE; /* don't retry when char doesn't fit
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276 in destination encoding */
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595
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277 int bad_char_behavior = BAD_REPLACE;
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278 /* BAD_KEEP, BAD_DROP or character to
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279 * replace with */
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7
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280 char_u *tmpname = NULL; /* name of 'charconvert' output file */
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281 int fio_flags = 0;
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282 char_u *fenc; /* fileencoding to use */
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283 int fenc_alloced; /* fenc_next is in allocated memory */
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284 char_u *fenc_next = NULL; /* next item in 'fencs' or NULL */
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285 int advance_fenc = FALSE;
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286 long real_size = 0;
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287 # ifdef USE_ICONV
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288 iconv_t iconv_fd = (iconv_t)-1; /* descriptor for iconv() or -1 */
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289 # ifdef FEAT_EVAL
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290 int did_iconv = FALSE; /* TRUE when iconv() failed and trying
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291 'charconvert' next */
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292 # endif
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293 # endif
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294 int converted = FALSE; /* TRUE if conversion done */
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295 int notconverted = FALSE; /* TRUE if conversion wanted but it
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296 wasn't possible */
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297 char_u conv_rest[CONV_RESTLEN];
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298 int conv_restlen = 0; /* nr of bytes in conv_rest[] */
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299 #endif
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300
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301 write_no_eol_lnum = 0; /* in case it was set by the previous read */
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302
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303 /*
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304 * If there is no file name yet, use the one for the read file.
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305 * BF_NOTEDITED is set to reflect this.
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306 * Don't do this for a read from a filter.
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307 * Only do this when 'cpoptions' contains the 'f' flag.
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308 */
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309 if (curbuf->b_ffname == NULL
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310 && !filtering
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311 && fname != NULL
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312 && vim_strchr(p_cpo, CPO_FNAMER) != NULL
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313 && !(flags & READ_DUMMY))
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314 {
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633
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315 if (set_rw_fname(fname, sfname) == FAIL)
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316 return FAIL;
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7
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317 }
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318
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167
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319 /* After reading a file the cursor line changes but we don't want to
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320 * display the line. */
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321 ex_no_reprint = TRUE;
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322
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968
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323 /* don't display the file info for another buffer now */
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324 need_fileinfo = FALSE;
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325
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7
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326 /*
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327 * For Unix: Use the short file name whenever possible.
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328 * Avoids problems with networks and when directory names are changed.
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329 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
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330 * another directory, which we don't detect.
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331 */
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332 if (sfname == NULL)
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333 sfname = fname;
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334 #if defined(UNIX) || defined(__EMX__)
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335 fname = sfname;
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336 #endif
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337
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338 #ifdef FEAT_AUTOCMD
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339 /*
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340 * The BufReadCmd and FileReadCmd events intercept the reading process by
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341 * executing the associated commands instead.
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342 */
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343 if (!filtering && !read_stdin && !read_buffer)
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344 {
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345 pos_T pos;
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346
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347 pos = curbuf->b_op_start;
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348
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349 /* Set '[ mark to the line above where the lines go (line 1 if zero). */
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350 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
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351 curbuf->b_op_start.col = 0;
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352
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353 if (newfile)
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354 {
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355 if (apply_autocmds_exarg(EVENT_BUFREADCMD, NULL, sfname,
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356 FALSE, curbuf, eap))
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357 #ifdef FEAT_EVAL
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358 return aborting() ? FAIL : OK;
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359 #else
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360 return OK;
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361 #endif
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362 }
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363 else if (apply_autocmds_exarg(EVENT_FILEREADCMD, sfname, sfname,
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364 FALSE, NULL, eap))
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365 #ifdef FEAT_EVAL
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366 return aborting() ? FAIL : OK;
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367 #else
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368 return OK;
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369 #endif
|
|
|
370
|
|
|
371 curbuf->b_op_start = pos;
|
|
|
372 }
|
|
|
373 #endif
|
|
|
374
|
|
|
375 if ((shortmess(SHM_OVER) || curbuf->b_help) && p_verbose == 0)
|
|
|
376 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
377 else
|
|
|
378 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
379
|
|
|
380 /*
|
|
|
381 * If the name ends in a path separator, we can't open it. Check here,
|
|
|
382 * because reading the file may actually work, but then creating the swap
|
|
|
383 * file may destroy it! Reported on MS-DOS and Win 95.
|
|
|
384 * If the name is too long we might crash further on, quit here.
|
|
|
385 */
|
|
23
|
386 if (fname != NULL && *fname != NUL)
|
|
|
387 {
|
|
39
|
388 p = fname + STRLEN(fname);
|
|
|
389 if (after_pathsep(fname, p) || STRLEN(fname) >= MAXPATHL)
|
|
23
|
390 {
|
|
|
391 filemess(curbuf, fname, (char_u *)_("Illegal file name"), 0);
|
|
|
392 msg_end();
|
|
|
393 msg_scroll = msg_save;
|
|
|
394 return FAIL;
|
|
|
395 }
|
|
7
|
396 }
|
|
|
397
|
|
|
398 #ifdef UNIX
|
|
|
399 /*
|
|
|
400 * On Unix it is possible to read a directory, so we have to
|
|
|
401 * check for it before the mch_open().
|
|
|
402 */
|
|
|
403 if (!read_stdin && !read_buffer)
|
|
|
404 {
|
|
|
405 perm = mch_getperm(fname);
|
|
|
406 if (perm >= 0 && !S_ISREG(perm) /* not a regular file ... */
|
|
|
407 # ifdef S_ISFIFO
|
|
|
408 && !S_ISFIFO(perm) /* ... or fifo */
|
|
|
409 # endif
|
|
|
410 # ifdef S_ISSOCK
|
|
|
411 && !S_ISSOCK(perm) /* ... or socket */
|
|
|
412 # endif
|
|
1313
|
413 # ifdef OPEN_CHR_FILES
|
|
|
414 && !(S_ISCHR(perm) && is_dev_fd_file(fname))
|
|
|
415 /* ... or a character special file named /dev/fd/<n> */
|
|
|
416 # endif
|
|
7
|
417 )
|
|
|
418 {
|
|
|
419 if (S_ISDIR(perm))
|
|
|
420 filemess(curbuf, fname, (char_u *)_("is a directory"), 0);
|
|
|
421 else
|
|
|
422 filemess(curbuf, fname, (char_u *)_("is not a file"), 0);
|
|
|
423 msg_end();
|
|
|
424 msg_scroll = msg_save;
|
|
|
425 return FAIL;
|
|
|
426 }
|
|
1006
|
427
|
|
|
428 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
429 /*
|
|
|
430 * MS-Windows allows opening a device, but we will probably get stuck
|
|
|
431 * trying to read it.
|
|
|
432 */
|
|
|
433 if (!p_odev && mch_nodetype(fname) == NODE_WRITABLE)
|
|
|
434 {
|
|
1303
|
435 filemess(curbuf, fname, (char_u *)_("is a device (disabled with 'opendevice' option)"), 0);
|
|
1006
|
436 msg_end();
|
|
|
437 msg_scroll = msg_save;
|
|
|
438 return FAIL;
|
|
|
439 }
|
|
|
440 # endif
|
|
1004
|
441 }
|
|
|
442 #endif
|
|
|
443
|
|
7
|
444 /* set default 'fileformat' */
|
|
819
|
445 if (set_options)
|
|
7
|
446 {
|
|
|
447 if (eap != NULL && eap->force_ff != 0)
|
|
|
448 set_fileformat(get_fileformat_force(curbuf, eap), OPT_LOCAL);
|
|
|
449 else if (*p_ffs != NUL)
|
|
|
450 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
|
451 }
|
|
|
452
|
|
|
453 /* set or reset 'binary' */
|
|
|
454 if (eap != NULL && eap->force_bin != 0)
|
|
|
455 {
|
|
|
456 int oldval = curbuf->b_p_bin;
|
|
|
457
|
|
|
458 curbuf->b_p_bin = (eap->force_bin == FORCE_BIN);
|
|
|
459 set_options_bin(oldval, curbuf->b_p_bin, OPT_LOCAL);
|
|
|
460 }
|
|
|
461
|
|
|
462 /*
|
|
|
463 * When opening a new file we take the readonly flag from the file.
|
|
|
464 * Default is r/w, can be set to r/o below.
|
|
|
465 * Don't reset it when in readonly mode
|
|
|
466 * Only set/reset b_p_ro when BF_CHECK_RO is set.
|
|
|
467 */
|
|
|
468 check_readonly = (newfile && (curbuf->b_flags & BF_CHECK_RO));
|
|
164
|
469 if (check_readonly && !readonlymode)
|
|
7
|
470 curbuf->b_p_ro = FALSE;
|
|
|
471
|
|
|
472 if (newfile && !read_stdin && !read_buffer)
|
|
|
473 {
|
|
|
474 /* Remember time of file.
|
|
|
475 * For RISCOS, also remember the filetype.
|
|
|
476 */
|
|
|
477 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
478 {
|
|
|
479 buf_store_time(curbuf, &st, fname);
|
|
|
480 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
481
|
|
|
482 #if defined(RISCOS) && defined(FEAT_OSFILETYPE)
|
|
|
483 /* Read the filetype into the buffer local filetype option. */
|
|
|
484 mch_read_filetype(fname);
|
|
|
485 #endif
|
|
|
486 #ifdef UNIX
|
|
|
487 /*
|
|
|
488 * Use the protection bits of the original file for the swap file.
|
|
|
489 * This makes it possible for others to read the name of the
|
|
|
490 * edited file from the swapfile, but only if they can read the
|
|
|
491 * edited file.
|
|
|
492 * Remove the "write" and "execute" bits for group and others
|
|
|
493 * (they must not write the swapfile).
|
|
|
494 * Add the "read" and "write" bits for the user, otherwise we may
|
|
|
495 * not be able to write to the file ourselves.
|
|
|
496 * Setting the bits is done below, after creating the swap file.
|
|
|
497 */
|
|
|
498 swap_mode = (st.st_mode & 0644) | 0600;
|
|
|
499 #endif
|
|
|
500 #ifdef FEAT_CW_EDITOR
|
|
|
501 /* Get the FSSpec on MacOS
|
|
|
502 * TODO: Update it properly when the buffer name changes
|
|
|
503 */
|
|
|
504 (void)GetFSSpecFromPath(curbuf->b_ffname, &curbuf->b_FSSpec);
|
|
|
505 #endif
|
|
|
506 #ifdef VMS
|
|
|
507 curbuf->b_fab_rfm = st.st_fab_rfm;
|
|
22
|
508 curbuf->b_fab_rat = st.st_fab_rat;
|
|
|
509 curbuf->b_fab_mrs = st.st_fab_mrs;
|
|
7
|
510 #endif
|
|
|
511 }
|
|
|
512 else
|
|
|
513 {
|
|
|
514 curbuf->b_mtime = 0;
|
|
|
515 curbuf->b_mtime_read = 0;
|
|
|
516 curbuf->b_orig_size = 0;
|
|
|
517 curbuf->b_orig_mode = 0;
|
|
|
518 }
|
|
|
519
|
|
|
520 /* Reset the "new file" flag. It will be set again below when the
|
|
|
521 * file doesn't exist. */
|
|
|
522 curbuf->b_flags &= ~(BF_NEW | BF_NEW_W);
|
|
|
523 }
|
|
|
524
|
|
|
525 /*
|
|
|
526 * for UNIX: check readonly with perm and mch_access()
|
|
|
527 * for RISCOS: same as Unix, otherwise file gets re-datestamped!
|
|
|
528 * for MSDOS and Amiga: check readonly by trying to open the file for writing
|
|
|
529 */
|
|
|
530 file_readonly = FALSE;
|
|
|
531 if (read_stdin)
|
|
|
532 {
|
|
|
533 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
534 /* Force binary I/O on stdin to avoid CR-LF -> LF conversion. */
|
|
|
535 setmode(0, O_BINARY);
|
|
|
536 #endif
|
|
|
537 }
|
|
|
538 else if (!read_buffer)
|
|
|
539 {
|
|
|
540 #ifdef USE_MCH_ACCESS
|
|
|
541 if (
|
|
|
542 # ifdef UNIX
|
|
|
543 !(perm & 0222) ||
|
|
|
544 # endif
|
|
|
545 mch_access((char *)fname, W_OK))
|
|
|
546 file_readonly = TRUE;
|
|
|
547 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
548 #else
|
|
|
549 if (!newfile
|
|
|
550 || readonlymode
|
|
|
551 || (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0)
|
|
|
552 {
|
|
|
553 file_readonly = TRUE;
|
|
|
554 /* try to open ro */
|
|
|
555 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
556 }
|
|
|
557 #endif
|
|
|
558 }
|
|
|
559
|
|
|
560 if (fd < 0) /* cannot open at all */
|
|
|
561 {
|
|
|
562 #ifndef UNIX
|
|
|
563 int isdir_f;
|
|
|
564 #endif
|
|
|
565 msg_scroll = msg_save;
|
|
|
566 #ifndef UNIX
|
|
|
567 /*
|
|
|
568 * On MSDOS and Amiga we can't open a directory, check here.
|
|
|
569 */
|
|
|
570 isdir_f = (mch_isdir(fname));
|
|
|
571 perm = mch_getperm(fname); /* check if the file exists */
|
|
|
572 if (isdir_f)
|
|
|
573 {
|
|
|
574 filemess(curbuf, sfname, (char_u *)_("is a directory"), 0);
|
|
|
575 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
576 }
|
|
|
577 else
|
|
|
578 #endif
|
|
|
579 if (newfile)
|
|
|
580 {
|
|
|
581 if (perm < 0)
|
|
|
582 {
|
|
|
583 /*
|
|
|
584 * Set the 'new-file' flag, so that when the file has
|
|
|
585 * been created by someone else, a ":w" will complain.
|
|
|
586 */
|
|
|
587 curbuf->b_flags |= BF_NEW;
|
|
|
588
|
|
|
589 /* Create a swap file now, so that other Vims are warned
|
|
|
590 * that we are editing this file. Don't do this for a
|
|
|
591 * "nofile" or "nowrite" buffer type. */
|
|
|
592 #ifdef FEAT_QUICKFIX
|
|
|
593 if (!bt_dontwrite(curbuf))
|
|
|
594 #endif
|
|
|
595 check_need_swap(newfile);
|
|
592
|
596 if (dir_of_file_exists(fname))
|
|
|
597 filemess(curbuf, sfname, (char_u *)_("[New File]"), 0);
|
|
|
598 else
|
|
|
599 filemess(curbuf, sfname,
|
|
|
600 (char_u *)_("[New DIRECTORY]"), 0);
|
|
7
|
601 #ifdef FEAT_VIMINFO
|
|
|
602 /* Even though this is a new file, it might have been
|
|
|
603 * edited before and deleted. Get the old marks. */
|
|
|
604 check_marks_read();
|
|
|
605 #endif
|
|
|
606 #ifdef FEAT_MBYTE
|
|
|
607 if (eap != NULL && eap->force_enc != 0)
|
|
|
608 {
|
|
|
609 /* set forced 'fileencoding' */
|
|
|
610 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
611 if (fenc != NULL)
|
|
|
612 set_string_option_direct((char_u *)"fenc", -1,
|
|
694
|
613 fenc, OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
614 vim_free(fenc);
|
|
|
615 }
|
|
|
616 #endif
|
|
|
617 #ifdef FEAT_AUTOCMD
|
|
|
618 apply_autocmds_exarg(EVENT_BUFNEWFILE, sfname, sfname,
|
|
|
619 FALSE, curbuf, eap);
|
|
|
620 #endif
|
|
|
621 /* remember the current fileformat */
|
|
|
622 save_file_ff(curbuf);
|
|
|
623
|
|
|
624 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
625 if (aborting()) /* autocmds may abort script processing */
|
|
|
626 return FAIL;
|
|
|
627 #endif
|
|
|
628 return OK; /* a new file is not an error */
|
|
|
629 }
|
|
|
630 else
|
|
|
631 {
|
|
550
|
632 filemess(curbuf, sfname, (char_u *)(
|
|
|
633 # ifdef EFBIG
|
|
|
634 (errno == EFBIG) ? _("[File too big]") :
|
|
|
635 # endif
|
|
|
636 _("[Permission Denied]")), 0);
|
|
7
|
637 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
638 }
|
|
|
639 }
|
|
|
640
|
|
|
641 return FAIL;
|
|
|
642 }
|
|
|
643
|
|
|
644 /*
|
|
|
645 * Only set the 'ro' flag for readonly files the first time they are
|
|
|
646 * loaded. Help files always get readonly mode
|
|
|
647 */
|
|
|
648 if ((check_readonly && file_readonly) || curbuf->b_help)
|
|
|
649 curbuf->b_p_ro = TRUE;
|
|
|
650
|
|
819
|
651 if (set_options)
|
|
7
|
652 {
|
|
|
653 curbuf->b_p_eol = TRUE;
|
|
|
654 curbuf->b_start_eol = TRUE;
|
|
|
655 #ifdef FEAT_MBYTE
|
|
|
656 curbuf->b_p_bomb = FALSE;
|
|
1352
|
657 curbuf->b_start_bomb = FALSE;
|
|
7
|
658 #endif
|
|
|
659 }
|
|
|
660
|
|
|
661 /* Create a swap file now, so that other Vims are warned that we are
|
|
|
662 * editing this file.
|
|
|
663 * Don't do this for a "nofile" or "nowrite" buffer type. */
|
|
|
664 #ifdef FEAT_QUICKFIX
|
|
|
665 if (!bt_dontwrite(curbuf))
|
|
|
666 #endif
|
|
|
667 {
|
|
|
668 check_need_swap(newfile);
|
|
|
669 #ifdef UNIX
|
|
|
670 /* Set swap file protection bits after creating it. */
|
|
|
671 if (swap_mode > 0 && curbuf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
672 (void)mch_setperm(curbuf->b_ml.ml_mfp->mf_fname, (long)swap_mode);
|
|
|
673 #endif
|
|
|
674 }
|
|
|
675
|
|
578
|
676 #if defined(HAS_SWAP_EXISTS_ACTION)
|
|
7
|
677 /* If "Quit" selected at ATTENTION dialog, don't load the file */
|
|
|
678 if (swap_exists_action == SEA_QUIT)
|
|
|
679 {
|
|
|
680 if (!read_buffer && !read_stdin)
|
|
|
681 close(fd);
|
|
|
682 return FAIL;
|
|
|
683 }
|
|
|
684 #endif
|
|
|
685
|
|
|
686 ++no_wait_return; /* don't wait for return yet */
|
|
|
687
|
|
|
688 /*
|
|
|
689 * Set '[ mark to the line above where the lines go (line 1 if zero).
|
|
|
690 */
|
|
|
691 curbuf->b_op_start.lnum = ((from == 0) ? 1 : from);
|
|
|
692 curbuf->b_op_start.col = 0;
|
|
|
693
|
|
|
694 #ifdef FEAT_AUTOCMD
|
|
|
695 if (!read_buffer)
|
|
|
696 {
|
|
|
697 int m = msg_scroll;
|
|
|
698 int n = msg_scrolled;
|
|
|
699 buf_T *old_curbuf = curbuf;
|
|
|
700
|
|
|
701 /*
|
|
|
702 * The file must be closed again, the autocommands may want to change
|
|
|
703 * the file before reading it.
|
|
|
704 */
|
|
|
705 if (!read_stdin)
|
|
|
706 close(fd); /* ignore errors */
|
|
|
707
|
|
|
708 /*
|
|
|
709 * The output from the autocommands should not overwrite anything and
|
|
|
710 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
711 * output was done.
|
|
|
712 */
|
|
|
713 msg_scroll = TRUE;
|
|
|
714 if (filtering)
|
|
|
715 apply_autocmds_exarg(EVENT_FILTERREADPRE, NULL, sfname,
|
|
|
716 FALSE, curbuf, eap);
|
|
|
717 else if (read_stdin)
|
|
|
718 apply_autocmds_exarg(EVENT_STDINREADPRE, NULL, sfname,
|
|
|
719 FALSE, curbuf, eap);
|
|
|
720 else if (newfile)
|
|
|
721 apply_autocmds_exarg(EVENT_BUFREADPRE, NULL, sfname,
|
|
|
722 FALSE, curbuf, eap);
|
|
|
723 else
|
|
|
724 apply_autocmds_exarg(EVENT_FILEREADPRE, sfname, sfname,
|
|
|
725 FALSE, NULL, eap);
|
|
|
726 if (msg_scrolled == n)
|
|
|
727 msg_scroll = m;
|
|
|
728
|
|
|
729 #ifdef FEAT_EVAL
|
|
|
730 if (aborting()) /* autocmds may abort script processing */
|
|
|
731 {
|
|
|
732 --no_wait_return;
|
|
|
733 msg_scroll = msg_save;
|
|
|
734 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
735 return FAIL;
|
|
|
736 }
|
|
|
737 #endif
|
|
|
738 /*
|
|
|
739 * Don't allow the autocommands to change the current buffer.
|
|
|
740 * Try to re-open the file.
|
|
|
741 */
|
|
|
742 if (!read_stdin && (curbuf != old_curbuf
|
|
|
743 || (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) < 0))
|
|
|
744 {
|
|
|
745 --no_wait_return;
|
|
|
746 msg_scroll = msg_save;
|
|
|
747 if (fd < 0)
|
|
|
748 EMSG(_("E200: *ReadPre autocommands made the file unreadable"));
|
|
|
749 else
|
|
|
750 EMSG(_("E201: *ReadPre autocommands must not change current buffer"));
|
|
|
751 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
752 return FAIL;
|
|
|
753 }
|
|
|
754 }
|
|
|
755 #endif /* FEAT_AUTOCMD */
|
|
|
756
|
|
|
757 /* Autocommands may add lines to the file, need to check if it is empty */
|
|
|
758 wasempty = (curbuf->b_ml.ml_flags & ML_EMPTY);
|
|
|
759
|
|
|
760 if (!recoverymode && !filtering && !(flags & READ_DUMMY))
|
|
|
761 {
|
|
|
762 /*
|
|
|
763 * Show the user that we are busy reading the input. Sometimes this
|
|
|
764 * may take a while. When reading from stdin another program may
|
|
|
765 * still be running, don't move the cursor to the last line, unless
|
|
|
766 * always using the GUI.
|
|
|
767 */
|
|
|
768 if (read_stdin)
|
|
|
769 {
|
|
|
770 #ifndef ALWAYS_USE_GUI
|
|
|
771 mch_msg(_("Vim: Reading from stdin...\n"));
|
|
|
772 #endif
|
|
|
773 #ifdef FEAT_GUI
|
|
|
774 /* Also write a message in the GUI window, if there is one. */
|
|
|
775 if (gui.in_use && !gui.dying && !gui.starting)
|
|
|
776 {
|
|
|
777 p = (char_u *)_("Reading from stdin...");
|
|
|
778 gui_write(p, (int)STRLEN(p));
|
|
|
779 }
|
|
|
780 #endif
|
|
|
781 }
|
|
|
782 else if (!read_buffer)
|
|
|
783 filemess(curbuf, sfname, (char_u *)"", 0);
|
|
|
784 }
|
|
|
785
|
|
|
786 msg_scroll = FALSE; /* overwrite the file message */
|
|
|
787
|
|
|
788 /*
|
|
|
789 * Set linecnt now, before the "retry" caused by a wrong guess for
|
|
|
790 * fileformat, and after the autocommands, which may change them.
|
|
|
791 */
|
|
|
792 linecnt = curbuf->b_ml.ml_line_count;
|
|
|
793
|
|
|
794 #ifdef FEAT_MBYTE
|
|
595
|
795 /* "++bad=" argument. */
|
|
|
796 if (eap != NULL && eap->bad_char != 0)
|
|
612
|
797 {
|
|
595
|
798 bad_char_behavior = eap->bad_char;
|
|
819
|
799 if (set_options)
|
|
612
|
800 curbuf->b_bad_char = eap->bad_char;
|
|
|
801 }
|
|
|
802 else
|
|
|
803 curbuf->b_bad_char = 0;
|
|
595
|
804
|
|
7
|
805 /*
|
|
595
|
806 * Decide which 'encoding' to use or use first.
|
|
7
|
807 */
|
|
|
808 if (eap != NULL && eap->force_enc != 0)
|
|
|
809 {
|
|
|
810 fenc = enc_canonize(eap->cmd + eap->force_enc);
|
|
|
811 fenc_alloced = TRUE;
|
|
595
|
812 keep_dest_enc = TRUE;
|
|
7
|
813 }
|
|
|
814 else if (curbuf->b_p_bin)
|
|
|
815 {
|
|
|
816 fenc = (char_u *)""; /* binary: don't convert */
|
|
|
817 fenc_alloced = FALSE;
|
|
|
818 }
|
|
|
819 else if (curbuf->b_help)
|
|
|
820 {
|
|
|
821 char_u firstline[80];
|
|
301
|
822 int fc;
|
|
7
|
823
|
|
|
824 /* Help files are either utf-8 or latin1. Try utf-8 first, if this
|
|
|
825 * fails it must be latin1.
|
|
|
826 * Always do this when 'encoding' is "utf-8". Otherwise only do
|
|
|
827 * this when needed to avoid [converted] remarks all the time.
|
|
|
828 * It is needed when the first line contains non-ASCII characters.
|
|
|
829 * That is only in *.??x files. */
|
|
|
830 fenc = (char_u *)"latin1";
|
|
|
831 c = enc_utf8;
|
|
301
|
832 if (!c && !read_stdin)
|
|
|
833 {
|
|
|
834 fc = fname[STRLEN(fname) - 1];
|
|
|
835 if (TOLOWER_ASC(fc) == 'x')
|
|
|
836 {
|
|
|
837 /* Read the first line (and a bit more). Immediately rewind to
|
|
|
838 * the start of the file. If the read() fails "len" is -1. */
|
|
|
839 len = vim_read(fd, firstline, 80);
|
|
|
840 lseek(fd, (off_t)0L, SEEK_SET);
|
|
|
841 for (p = firstline; p < firstline + len; ++p)
|
|
|
842 if (*p >= 0x80)
|
|
|
843 {
|
|
|
844 c = TRUE;
|
|
|
845 break;
|
|
|
846 }
|
|
|
847 }
|
|
7
|
848 }
|
|
|
849
|
|
|
850 if (c)
|
|
|
851 {
|
|
|
852 fenc_next = fenc;
|
|
|
853 fenc = (char_u *)"utf-8";
|
|
|
854
|
|
|
855 /* When the file is utf-8 but a character doesn't fit in
|
|
|
856 * 'encoding' don't retry. In help text editing utf-8 bytes
|
|
|
857 * doesn't make sense. */
|
|
844
|
858 if (!enc_utf8)
|
|
|
859 keep_dest_enc = TRUE;
|
|
7
|
860 }
|
|
|
861 fenc_alloced = FALSE;
|
|
|
862 }
|
|
|
863 else if (*p_fencs == NUL)
|
|
|
864 {
|
|
|
865 fenc = curbuf->b_p_fenc; /* use format from buffer */
|
|
|
866 fenc_alloced = FALSE;
|
|
|
867 }
|
|
|
868 else
|
|
|
869 {
|
|
|
870 fenc_next = p_fencs; /* try items in 'fileencodings' */
|
|
|
871 fenc = next_fenc(&fenc_next);
|
|
|
872 fenc_alloced = TRUE;
|
|
|
873 }
|
|
|
874 #endif
|
|
|
875
|
|
|
876 /*
|
|
|
877 * Jump back here to retry reading the file in different ways.
|
|
|
878 * Reasons to retry:
|
|
|
879 * - encoding conversion failed: try another one from "fenc_next"
|
|
|
880 * - BOM detected and fenc was set, need to setup conversion
|
|
|
881 * - "fileformat" check failed: try another
|
|
|
882 *
|
|
|
883 * Variables set for special retry actions:
|
|
|
884 * "file_rewind" Rewind the file to start reading it again.
|
|
|
885 * "advance_fenc" Advance "fenc" using "fenc_next".
|
|
|
886 * "skip_read" Re-use already read bytes (BOM detected).
|
|
|
887 * "did_iconv" iconv() conversion failed, try 'charconvert'.
|
|
|
888 * "keep_fileformat" Don't reset "fileformat".
|
|
|
889 *
|
|
|
890 * Other status indicators:
|
|
|
891 * "tmpname" When != NULL did conversion with 'charconvert'.
|
|
|
892 * Output file has to be deleted afterwards.
|
|
|
893 * "iconv_fd" When != -1 did conversion with iconv().
|
|
|
894 */
|
|
|
895 retry:
|
|
|
896
|
|
|
897 if (file_rewind)
|
|
|
898 {
|
|
|
899 if (read_buffer)
|
|
|
900 {
|
|
|
901 read_buf_lnum = 1;
|
|
|
902 read_buf_col = 0;
|
|
|
903 }
|
|
|
904 else if (read_stdin || lseek(fd, (off_t)0L, SEEK_SET) != 0)
|
|
|
905 {
|
|
|
906 /* Can't rewind the file, give up. */
|
|
|
907 error = TRUE;
|
|
|
908 goto failed;
|
|
|
909 }
|
|
|
910 /* Delete the previously read lines. */
|
|
|
911 while (lnum > from)
|
|
|
912 ml_delete(lnum--, FALSE);
|
|
|
913 file_rewind = FALSE;
|
|
|
914 #ifdef FEAT_MBYTE
|
|
819
|
915 if (set_options)
|
|
1352
|
916 {
|
|
7
|
917 curbuf->b_p_bomb = FALSE;
|
|
1352
|
918 curbuf->b_start_bomb = FALSE;
|
|
|
919 }
|
|
595
|
920 conv_error = 0;
|
|
7
|
921 #endif
|
|
|
922 }
|
|
|
923
|
|
|
924 /*
|
|
|
925 * When retrying with another "fenc" and the first time "fileformat"
|
|
|
926 * will be reset.
|
|
|
927 */
|
|
|
928 if (keep_fileformat)
|
|
|
929 keep_fileformat = FALSE;
|
|
|
930 else
|
|
|
931 {
|
|
|
932 if (eap != NULL && eap->force_ff != 0)
|
|
|
933 fileformat = get_fileformat_force(curbuf, eap);
|
|
|
934 else if (curbuf->b_p_bin)
|
|
|
935 fileformat = EOL_UNIX; /* binary: use Unix format */
|
|
|
936 else if (*p_ffs == NUL)
|
|
|
937 fileformat = get_fileformat(curbuf);/* use format from buffer */
|
|
|
938 else
|
|
|
939 fileformat = EOL_UNKNOWN; /* detect from file */
|
|
|
940 }
|
|
|
941
|
|
|
942 #ifdef FEAT_MBYTE
|
|
|
943 # ifdef USE_ICONV
|
|
|
944 if (iconv_fd != (iconv_t)-1)
|
|
|
945 {
|
|
|
946 /* aborted conversion with iconv(), close the descriptor */
|
|
|
947 iconv_close(iconv_fd);
|
|
|
948 iconv_fd = (iconv_t)-1;
|
|
|
949 }
|
|
|
950 # endif
|
|
|
951
|
|
|
952 if (advance_fenc)
|
|
|
953 {
|
|
|
954 /*
|
|
|
955 * Try the next entry in 'fileencodings'.
|
|
|
956 */
|
|
|
957 advance_fenc = FALSE;
|
|
|
958
|
|
|
959 if (eap != NULL && eap->force_enc != 0)
|
|
|
960 {
|
|
|
961 /* Conversion given with "++cc=" wasn't possible, read
|
|
|
962 * without conversion. */
|
|
|
963 notconverted = TRUE;
|
|
595
|
964 conv_error = 0;
|
|
7
|
965 if (fenc_alloced)
|
|
|
966 vim_free(fenc);
|
|
|
967 fenc = (char_u *)"";
|
|
|
968 fenc_alloced = FALSE;
|
|
|
969 }
|
|
|
970 else
|
|
|
971 {
|
|
|
972 if (fenc_alloced)
|
|
|
973 vim_free(fenc);
|
|
|
974 if (fenc_next != NULL)
|
|
|
975 {
|
|
|
976 fenc = next_fenc(&fenc_next);
|
|
|
977 fenc_alloced = (fenc_next != NULL);
|
|
|
978 }
|
|
|
979 else
|
|
|
980 {
|
|
|
981 fenc = (char_u *)"";
|
|
|
982 fenc_alloced = FALSE;
|
|
|
983 }
|
|
|
984 }
|
|
|
985 if (tmpname != NULL)
|
|
|
986 {
|
|
|
987 mch_remove(tmpname); /* delete converted file */
|
|
|
988 vim_free(tmpname);
|
|
|
989 tmpname = NULL;
|
|
|
990 }
|
|
|
991 }
|
|
|
992
|
|
|
993 /*
|
|
|
994 * Conversion is required when the encoding of the file is different
|
|
|
995 * from 'encoding' or 'encoding' is UTF-16, UCS-2 or UCS-4 (requires
|
|
|
996 * conversion to UTF-8).
|
|
|
997 */
|
|
|
998 fio_flags = 0;
|
|
|
999 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
1000 if (converted || enc_unicode != 0)
|
|
|
1001 {
|
|
|
1002
|
|
|
1003 /* "ucs-bom" means we need to check the first bytes of the file
|
|
|
1004 * for a BOM. */
|
|
|
1005 if (STRCMP(fenc, ENC_UCSBOM) == 0)
|
|
|
1006 fio_flags = FIO_UCSBOM;
|
|
|
1007
|
|
|
1008 /*
|
|
|
1009 * Check if UCS-2/4 or Latin1 to UTF-8 conversion needs to be
|
|
|
1010 * done. This is handled below after read(). Prepare the
|
|
|
1011 * fio_flags to avoid having to parse the string each time.
|
|
|
1012 * Also check for Unicode to Latin1 conversion, because iconv()
|
|
|
1013 * appears not to handle this correctly. This works just like
|
|
|
1014 * conversion to UTF-8 except how the resulting character is put in
|
|
|
1015 * the buffer.
|
|
|
1016 */
|
|
|
1017 else if (enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
1018 fio_flags = get_fio_flags(fenc);
|
|
|
1019
|
|
|
1020 # ifdef WIN3264
|
|
|
1021 /*
|
|
|
1022 * Conversion from an MS-Windows codepage to UTF-8 or another codepage
|
|
|
1023 * is handled with MultiByteToWideChar().
|
|
|
1024 */
|
|
|
1025 if (fio_flags == 0)
|
|
|
1026 fio_flags = get_win_fio_flags(fenc);
|
|
|
1027 # endif
|
|
|
1028
|
|
|
1029 # ifdef MACOS_X
|
|
|
1030 /* Conversion from Apple MacRoman to latin1 or UTF-8 */
|
|
|
1031 if (fio_flags == 0)
|
|
|
1032 fio_flags = get_mac_fio_flags(fenc);
|
|
|
1033 # endif
|
|
|
1034
|
|
|
1035 # ifdef USE_ICONV
|
|
|
1036 /*
|
|
|
1037 * Try using iconv() if we can't convert internally.
|
|
|
1038 */
|
|
|
1039 if (fio_flags == 0
|
|
|
1040 # ifdef FEAT_EVAL
|
|
|
1041 && !did_iconv
|
|
|
1042 # endif
|
|
|
1043 )
|
|
|
1044 iconv_fd = (iconv_t)my_iconv_open(
|
|
|
1045 enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc);
|
|
|
1046 # endif
|
|
|
1047
|
|
|
1048 # ifdef FEAT_EVAL
|
|
|
1049 /*
|
|
|
1050 * Use the 'charconvert' expression when conversion is required
|
|
|
1051 * and we can't do it internally or with iconv().
|
|
|
1052 */
|
|
|
1053 if (fio_flags == 0 && !read_stdin && !read_buffer && *p_ccv != NUL
|
|
|
1054 # ifdef USE_ICONV
|
|
|
1055 && iconv_fd == (iconv_t)-1
|
|
|
1056 # endif
|
|
|
1057 )
|
|
|
1058 {
|
|
|
1059 # ifdef USE_ICONV
|
|
|
1060 did_iconv = FALSE;
|
|
|
1061 # endif
|
|
|
1062 /* Skip conversion when it's already done (retry for wrong
|
|
|
1063 * "fileformat"). */
|
|
|
1064 if (tmpname == NULL)
|
|
|
1065 {
|
|
|
1066 tmpname = readfile_charconvert(fname, fenc, &fd);
|
|
|
1067 if (tmpname == NULL)
|
|
|
1068 {
|
|
|
1069 /* Conversion failed. Try another one. */
|
|
|
1070 advance_fenc = TRUE;
|
|
|
1071 if (fd < 0)
|
|
|
1072 {
|
|
|
1073 /* Re-opening the original file failed! */
|
|
|
1074 EMSG(_("E202: Conversion made file unreadable!"));
|
|
|
1075 error = TRUE;
|
|
|
1076 goto failed;
|
|
|
1077 }
|
|
|
1078 goto retry;
|
|
|
1079 }
|
|
|
1080 }
|
|
|
1081 }
|
|
|
1082 else
|
|
|
1083 # endif
|
|
|
1084 {
|
|
|
1085 if (fio_flags == 0
|
|
|
1086 # ifdef USE_ICONV
|
|
|
1087 && iconv_fd == (iconv_t)-1
|
|
|
1088 # endif
|
|
|
1089 )
|
|
|
1090 {
|
|
|
1091 /* Conversion wanted but we can't.
|
|
|
1092 * Try the next conversion in 'fileencodings' */
|
|
|
1093 advance_fenc = TRUE;
|
|
|
1094 goto retry;
|
|
|
1095 }
|
|
|
1096 }
|
|
|
1097 }
|
|
|
1098
|
|
595
|
1099 /* Set "can_retry" when it's possible to rewind the file and try with
|
|
7
|
1100 * another "fenc" value. It's FALSE when no other "fenc" to try, reading
|
|
595
|
1101 * stdin or fixed at a specific encoding. */
|
|
|
1102 can_retry = (*fenc != NUL && !read_stdin && !keep_dest_enc);
|
|
7
|
1103 #endif
|
|
|
1104
|
|
|
1105 if (!skip_read)
|
|
|
1106 {
|
|
|
1107 linerest = 0;
|
|
|
1108 filesize = 0;
|
|
|
1109 skip_count = lines_to_skip;
|
|
|
1110 read_count = lines_to_read;
|
|
|
1111 #ifdef FEAT_MBYTE
|
|
|
1112 conv_restlen = 0;
|
|
|
1113 #endif
|
|
|
1114 }
|
|
|
1115
|
|
|
1116 while (!error && !got_int)
|
|
|
1117 {
|
|
|
1118 /*
|
|
|
1119 * We allocate as much space for the file as we can get, plus
|
|
|
1120 * space for the old line plus room for one terminating NUL.
|
|
|
1121 * The amount is limited by the fact that read() only can read
|
|
|
1122 * upto max_unsigned characters (and other things).
|
|
|
1123 */
|
|
|
1124 #if SIZEOF_INT <= 2
|
|
|
1125 if (linerest >= 0x7ff0)
|
|
|
1126 {
|
|
|
1127 ++split;
|
|
|
1128 *ptr = NL; /* split line by inserting a NL */
|
|
|
1129 size = 1;
|
|
|
1130 }
|
|
|
1131 else
|
|
|
1132 #endif
|
|
|
1133 {
|
|
|
1134 if (!skip_read)
|
|
|
1135 {
|
|
|
1136 #if SIZEOF_INT > 2
|
|
1076
|
1137 # if defined(SSIZE_MAX) && (SSIZE_MAX < 0x10000L)
|
|
7
|
1138 size = SSIZE_MAX; /* use max I/O size, 52K */
|
|
|
1139 # else
|
|
|
1140 size = 0x10000L; /* use buffer >= 64K */
|
|
|
1141 # endif
|
|
|
1142 #else
|
|
|
1143 size = 0x7ff0L - linerest; /* limit buffer to 32K */
|
|
|
1144 #endif
|
|
|
1145
|
|
836
|
1146 for ( ; size >= 10; size = (long)((long_u)size >> 1))
|
|
7
|
1147 {
|
|
|
1148 if ((new_buffer = lalloc((long_u)(size + linerest + 1),
|
|
|
1149 FALSE)) != NULL)
|
|
|
1150 break;
|
|
|
1151 }
|
|
|
1152 if (new_buffer == NULL)
|
|
|
1153 {
|
|
|
1154 do_outofmem_msg((long_u)(size * 2 + linerest + 1));
|
|
|
1155 error = TRUE;
|
|
|
1156 break;
|
|
|
1157 }
|
|
|
1158 if (linerest) /* copy characters from the previous buffer */
|
|
|
1159 mch_memmove(new_buffer, ptr - linerest, (size_t)linerest);
|
|
|
1160 vim_free(buffer);
|
|
|
1161 buffer = new_buffer;
|
|
|
1162 ptr = buffer + linerest;
|
|
|
1163 line_start = buffer;
|
|
|
1164
|
|
|
1165 #ifdef FEAT_MBYTE
|
|
|
1166 /* May need room to translate into.
|
|
|
1167 * For iconv() we don't really know the required space, use a
|
|
|
1168 * factor ICONV_MULT.
|
|
|
1169 * latin1 to utf-8: 1 byte becomes up to 2 bytes
|
|
|
1170 * utf-16 to utf-8: 2 bytes become up to 3 bytes, 4 bytes
|
|
|
1171 * become up to 4 bytes, size must be multiple of 2
|
|
|
1172 * ucs-2 to utf-8: 2 bytes become up to 3 bytes, size must be
|
|
|
1173 * multiple of 2
|
|
|
1174 * ucs-4 to utf-8: 4 bytes become up to 6 bytes, size must be
|
|
|
1175 * multiple of 4 */
|
|
835
|
1176 real_size = (int)size;
|
|
7
|
1177 # ifdef USE_ICONV
|
|
|
1178 if (iconv_fd != (iconv_t)-1)
|
|
|
1179 size = size / ICONV_MULT;
|
|
|
1180 else
|
|
|
1181 # endif
|
|
|
1182 if (fio_flags & FIO_LATIN1)
|
|
|
1183 size = size / 2;
|
|
|
1184 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1185 size = (size * 2 / 3) & ~1;
|
|
|
1186 else if (fio_flags & FIO_UCS4)
|
|
|
1187 size = (size * 2 / 3) & ~3;
|
|
|
1188 else if (fio_flags == FIO_UCSBOM)
|
|
|
1189 size = size / ICONV_MULT; /* worst case */
|
|
|
1190 # ifdef WIN3264
|
|
|
1191 else if (fio_flags & FIO_CODEPAGE)
|
|
|
1192 size = size / ICONV_MULT; /* also worst case */
|
|
|
1193 # endif
|
|
|
1194 # ifdef MACOS_X
|
|
|
1195 else if (fio_flags & FIO_MACROMAN)
|
|
|
1196 size = size / ICONV_MULT; /* also worst case */
|
|
|
1197 # endif
|
|
|
1198 #endif
|
|
|
1199
|
|
|
1200 #ifdef FEAT_MBYTE
|
|
|
1201 if (conv_restlen > 0)
|
|
|
1202 {
|
|
|
1203 /* Insert unconverted bytes from previous line. */
|
|
|
1204 mch_memmove(ptr, conv_rest, conv_restlen);
|
|
|
1205 ptr += conv_restlen;
|
|
|
1206 size -= conv_restlen;
|
|
|
1207 }
|
|
|
1208 #endif
|
|
|
1209
|
|
|
1210 if (read_buffer)
|
|
|
1211 {
|
|
|
1212 /*
|
|
|
1213 * Read bytes from curbuf. Used for converting text read
|
|
|
1214 * from stdin.
|
|
|
1215 */
|
|
|
1216 if (read_buf_lnum > from)
|
|
|
1217 size = 0;
|
|
|
1218 else
|
|
|
1219 {
|
|
|
1220 int n, ni;
|
|
|
1221 long tlen;
|
|
|
1222
|
|
|
1223 tlen = 0;
|
|
|
1224 for (;;)
|
|
|
1225 {
|
|
|
1226 p = ml_get(read_buf_lnum) + read_buf_col;
|
|
|
1227 n = (int)STRLEN(p);
|
|
|
1228 if ((int)tlen + n + 1 > size)
|
|
|
1229 {
|
|
|
1230 /* Filled up to "size", append partial line.
|
|
|
1231 * Change NL to NUL to reverse the effect done
|
|
|
1232 * below. */
|
|
835
|
1233 n = (int)(size - tlen);
|
|
7
|
1234 for (ni = 0; ni < n; ++ni)
|
|
|
1235 {
|
|
|
1236 if (p[ni] == NL)
|
|
|
1237 ptr[tlen++] = NUL;
|
|
|
1238 else
|
|
|
1239 ptr[tlen++] = p[ni];
|
|
|
1240 }
|
|
|
1241 read_buf_col += n;
|
|
|
1242 break;
|
|
|
1243 }
|
|
|
1244 else
|
|
|
1245 {
|
|
|
1246 /* Append whole line and new-line. Change NL
|
|
|
1247 * to NUL to reverse the effect done below. */
|
|
|
1248 for (ni = 0; ni < n; ++ni)
|
|
|
1249 {
|
|
|
1250 if (p[ni] == NL)
|
|
|
1251 ptr[tlen++] = NUL;
|
|
|
1252 else
|
|
|
1253 ptr[tlen++] = p[ni];
|
|
|
1254 }
|
|
|
1255 ptr[tlen++] = NL;
|
|
|
1256 read_buf_col = 0;
|
|
|
1257 if (++read_buf_lnum > from)
|
|
|
1258 {
|
|
|
1259 /* When the last line didn't have an
|
|
|
1260 * end-of-line don't add it now either. */
|
|
|
1261 if (!curbuf->b_p_eol)
|
|
|
1262 --tlen;
|
|
|
1263 size = tlen;
|
|
|
1264 break;
|
|
|
1265 }
|
|
|
1266 }
|
|
|
1267 }
|
|
|
1268 }
|
|
|
1269 }
|
|
|
1270 else
|
|
|
1271 {
|
|
|
1272 /*
|
|
|
1273 * Read bytes from the file.
|
|
|
1274 */
|
|
|
1275 size = vim_read(fd, ptr, size);
|
|
|
1276 }
|
|
|
1277
|
|
|
1278 if (size <= 0)
|
|
|
1279 {
|
|
|
1280 if (size < 0) /* read error */
|
|
|
1281 error = TRUE;
|
|
|
1282 #ifdef FEAT_MBYTE
|
|
|
1283 else if (conv_restlen > 0)
|
|
595
|
1284 {
|
|
|
1285 /* Reached end-of-file but some trailing bytes could
|
|
1201
|
1286 * not be converted. Truncated file? */
|
|
595
|
1287 if (conv_error == 0)
|
|
|
1288 conv_error = linecnt;
|
|
|
1289 if (bad_char_behavior != BAD_DROP)
|
|
|
1290 {
|
|
|
1291 fio_flags = 0; /* don't convert this */
|
|
834
|
1292 # ifdef USE_ICONV
|
|
|
1293 if (iconv_fd != (iconv_t)-1)
|
|
|
1294 {
|
|
|
1295 iconv_close(iconv_fd);
|
|
|
1296 iconv_fd = (iconv_t)-1;
|
|
|
1297 }
|
|
|
1298 # endif
|
|
595
|
1299 if (bad_char_behavior == BAD_KEEP)
|
|
|
1300 {
|
|
|
1301 /* Keep the trailing bytes as-is. */
|
|
|
1302 size = conv_restlen;
|
|
|
1303 ptr -= conv_restlen;
|
|
|
1304 }
|
|
|
1305 else
|
|
|
1306 {
|
|
|
1307 /* Replace the trailing bytes with the
|
|
|
1308 * replacement character. */
|
|
|
1309 size = 1;
|
|
|
1310 *--ptr = bad_char_behavior;
|
|
|
1311 }
|
|
|
1312 conv_restlen = 0;
|
|
|
1313 }
|
|
|
1314 }
|
|
7
|
1315 #endif
|
|
|
1316 }
|
|
|
1317
|
|
|
1318 #ifdef FEAT_CRYPT
|
|
|
1319 /*
|
|
|
1320 * At start of file: Check for magic number of encryption.
|
|
|
1321 */
|
|
|
1322 if (filesize == 0)
|
|
|
1323 cryptkey = check_for_cryptkey(cryptkey, ptr, &size,
|
|
|
1324 &filesize, newfile);
|
|
|
1325 /*
|
|
|
1326 * Decrypt the read bytes.
|
|
|
1327 */
|
|
|
1328 if (cryptkey != NULL && size > 0)
|
|
|
1329 for (p = ptr; p < ptr + size; ++p)
|
|
|
1330 ZDECODE(*p);
|
|
|
1331 #endif
|
|
|
1332 }
|
|
|
1333 skip_read = FALSE;
|
|
|
1334
|
|
|
1335 #ifdef FEAT_MBYTE
|
|
|
1336 /*
|
|
|
1337 * At start of file (or after crypt magic number): Check for BOM.
|
|
|
1338 * Also check for a BOM for other Unicode encodings, but not after
|
|
|
1339 * converting with 'charconvert' or when a BOM has already been
|
|
|
1340 * found.
|
|
|
1341 */
|
|
|
1342 if ((filesize == 0
|
|
|
1343 # ifdef FEAT_CRYPT
|
|
|
1344 || (filesize == CRYPT_MAGIC_LEN && cryptkey != NULL)
|
|
|
1345 # endif
|
|
|
1346 )
|
|
|
1347 && (fio_flags == FIO_UCSBOM
|
|
|
1348 || (!curbuf->b_p_bomb
|
|
|
1349 && tmpname == NULL
|
|
|
1350 && (*fenc == 'u' || (*fenc == NUL && enc_utf8)))))
|
|
|
1351 {
|
|
|
1352 char_u *ccname;
|
|
|
1353 int blen;
|
|
|
1354
|
|
|
1355 /* no BOM detection in a short file or in binary mode */
|
|
|
1356 if (size < 2 || curbuf->b_p_bin)
|
|
|
1357 ccname = NULL;
|
|
|
1358 else
|
|
|
1359 ccname = check_for_bom(ptr, size, &blen,
|
|
|
1360 fio_flags == FIO_UCSBOM ? FIO_ALL : get_fio_flags(fenc));
|
|
|
1361 if (ccname != NULL)
|
|
|
1362 {
|
|
|
1363 /* Remove BOM from the text */
|
|
|
1364 filesize += blen;
|
|
|
1365 size -= blen;
|
|
|
1366 mch_memmove(ptr, ptr + blen, (size_t)size);
|
|
819
|
1367 if (set_options)
|
|
1352
|
1368 {
|
|
7
|
1369 curbuf->b_p_bomb = TRUE;
|
|
1352
|
1370 curbuf->b_start_bomb = TRUE;
|
|
|
1371 }
|
|
7
|
1372 }
|
|
|
1373
|
|
|
1374 if (fio_flags == FIO_UCSBOM)
|
|
|
1375 {
|
|
|
1376 if (ccname == NULL)
|
|
|
1377 {
|
|
|
1378 /* No BOM detected: retry with next encoding. */
|
|
|
1379 advance_fenc = TRUE;
|
|
|
1380 }
|
|
|
1381 else
|
|
|
1382 {
|
|
|
1383 /* BOM detected: set "fenc" and jump back */
|
|
|
1384 if (fenc_alloced)
|
|
|
1385 vim_free(fenc);
|
|
|
1386 fenc = ccname;
|
|
|
1387 fenc_alloced = FALSE;
|
|
|
1388 }
|
|
|
1389 /* retry reading without getting new bytes or rewinding */
|
|
|
1390 skip_read = TRUE;
|
|
|
1391 goto retry;
|
|
|
1392 }
|
|
|
1393 }
|
|
|
1394 #endif
|
|
|
1395 /*
|
|
|
1396 * Break here for a read error or end-of-file.
|
|
|
1397 */
|
|
|
1398 if (size <= 0)
|
|
|
1399 break;
|
|
|
1400
|
|
|
1401 #ifdef FEAT_MBYTE
|
|
|
1402
|
|
|
1403 /* Include not converted bytes. */
|
|
|
1404 ptr -= conv_restlen;
|
|
|
1405 size += conv_restlen;
|
|
|
1406 conv_restlen = 0;
|
|
|
1407
|
|
|
1408 # ifdef USE_ICONV
|
|
|
1409 if (iconv_fd != (iconv_t)-1)
|
|
|
1410 {
|
|
|
1411 /*
|
|
|
1412 * Attempt conversion of the read bytes to 'encoding' using
|
|
|
1413 * iconv().
|
|
|
1414 */
|
|
|
1415 const char *fromp;
|
|
|
1416 char *top;
|
|
|
1417 size_t from_size;
|
|
|
1418 size_t to_size;
|
|
|
1419
|
|
|
1420 fromp = (char *)ptr;
|
|
|
1421 from_size = size;
|
|
|
1422 ptr += size;
|
|
|
1423 top = (char *)ptr;
|
|
|
1424 to_size = real_size - size;
|
|
|
1425
|
|
|
1426 /*
|
|
|
1427 * If there is conversion error or not enough room try using
|
|
179
|
1428 * another conversion. Except for when there is no
|
|
|
1429 * alternative (help files).
|
|
7
|
1430 */
|
|
177
|
1431 while ((iconv(iconv_fd, (void *)&fromp, &from_size,
|
|
|
1432 &top, &to_size)
|
|
7
|
1433 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
1434 || from_size > CONV_RESTLEN)
|
|
177
|
1435 {
|
|
595
|
1436 if (can_retry)
|
|
375
|
1437 goto rewind_retry;
|
|
595
|
1438 if (conv_error == 0)
|
|
|
1439 conv_error = readfile_linenr(linecnt,
|
|
|
1440 ptr, (char_u *)top);
|
|
|
1441
|
|
|
1442 /* Deal with a bad byte and continue with the next. */
|
|
177
|
1443 ++fromp;
|
|
|
1444 --from_size;
|
|
595
|
1445 if (bad_char_behavior == BAD_KEEP)
|
|
|
1446 {
|
|
|
1447 *top++ = *(fromp - 1);
|
|
|
1448 --to_size;
|
|
|
1449 }
|
|
|
1450 else if (bad_char_behavior != BAD_DROP)
|
|
|
1451 {
|
|
|
1452 *top++ = bad_char_behavior;
|
|
|
1453 --to_size;
|
|
|
1454 }
|
|
177
|
1455 }
|
|
7
|
1456
|
|
|
1457 if (from_size > 0)
|
|
|
1458 {
|
|
|
1459 /* Some remaining characters, keep them for the next
|
|
|
1460 * round. */
|
|
|
1461 mch_memmove(conv_rest, (char_u *)fromp, from_size);
|
|
|
1462 conv_restlen = (int)from_size;
|
|
|
1463 }
|
|
|
1464
|
|
|
1465 /* move the linerest to before the converted characters */
|
|
|
1466 line_start = ptr - linerest;
|
|
|
1467 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1468 size = (long)((char_u *)top - ptr);
|
|
|
1469 }
|
|
|
1470 # endif
|
|
|
1471
|
|
|
1472 # ifdef WIN3264
|
|
|
1473 if (fio_flags & FIO_CODEPAGE)
|
|
|
1474 {
|
|
595
|
1475 char_u *src, *dst;
|
|
|
1476 WCHAR ucs2buf[3];
|
|
|
1477 int ucs2len;
|
|
|
1478 int codepage = FIO_GET_CP(fio_flags);
|
|
|
1479 int bytelen;
|
|
|
1480 int found_bad;
|
|
|
1481 char replstr[2];
|
|
|
1482
|
|
7
|
1483 /*
|
|
|
1484 * Conversion from an MS-Windows codepage or UTF-8 to UTF-8 or
|
|
595
|
1485 * a codepage, using standard MS-Windows functions. This
|
|
|
1486 * requires two steps:
|
|
|
1487 * 1. convert from 'fileencoding' to ucs-2
|
|
|
1488 * 2. convert from ucs-2 to 'encoding'
|
|
|
1489 *
|
|
|
1490 * Because there may be illegal bytes AND an incomplete byte
|
|
|
1491 * sequence at the end, we may have to do the conversion one
|
|
|
1492 * character at a time to get it right.
|
|
7
|
1493 */
|
|
595
|
1494
|
|
|
1495 /* Replacement string for WideCharToMultiByte(). */
|
|
|
1496 if (bad_char_behavior > 0)
|
|
|
1497 replstr[0] = bad_char_behavior;
|
|
|
1498 else
|
|
|
1499 replstr[0] = '?';
|
|
|
1500 replstr[1] = NUL;
|
|
|
1501
|
|
|
1502 /*
|
|
|
1503 * Move the bytes to the end of the buffer, so that we have
|
|
|
1504 * room to put the result at the start.
|
|
|
1505 */
|
|
|
1506 src = ptr + real_size - size;
|
|
|
1507 mch_memmove(src, ptr, size);
|
|
7
|
1508
|
|
|
1509 /*
|
|
595
|
1510 * Do the conversion.
|
|
7
|
1511 */
|
|
595
|
1512 dst = ptr;
|
|
|
1513 size = size;
|
|
|
1514 while (size > 0)
|
|
7
|
1515 {
|
|
595
|
1516 found_bad = FALSE;
|
|
7
|
1517
|
|
|
1518 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
595
|
1519 if (codepage == CP_UTF8)
|
|
7
|
1520 {
|
|
595
|
1521 /* Handle CP_UTF8 input ourselves to be able to handle
|
|
|
1522 * trailing bytes properly.
|
|
|
1523 * Get one UTF-8 character from src. */
|
|
835
|
1524 bytelen = (int)utf_ptr2len_len(src, size);
|
|
595
|
1525 if (bytelen > size)
|
|
|
1526 {
|
|
|
1527 /* Only got some bytes of a character. Normally
|
|
|
1528 * it's put in "conv_rest", but if it's too long
|
|
|
1529 * deal with it as if they were illegal bytes. */
|
|
|
1530 if (bytelen <= CONV_RESTLEN)
|
|
|
1531 break;
|
|
|
1532
|
|
|
1533 /* weird overlong byte sequence */
|
|
|
1534 bytelen = size;
|
|
|
1535 found_bad = TRUE;
|
|
|
1536 }
|
|
|
1537 else
|
|
|
1538 {
|
|
799
|
1539 int u8c = utf_ptr2char(src);
|
|
|
1540
|
|
622
|
1541 if (u8c > 0xffff || (*src >= 0x80 && bytelen == 1))
|
|
595
|
1542 found_bad = TRUE;
|
|
|
1543 ucs2buf[0] = u8c;
|
|
|
1544 ucs2len = 1;
|
|
|
1545 }
|
|
7
|
1546 }
|
|
595
|
1547 else
|
|
7
|
1548 # endif
|
|
595
|
1549 {
|
|
|
1550 /* We don't know how long the byte sequence is, try
|
|
|
1551 * from one to three bytes. */
|
|
|
1552 for (bytelen = 1; bytelen <= size && bytelen <= 3;
|
|
|
1553 ++bytelen)
|
|
|
1554 {
|
|
|
1555 ucs2len = MultiByteToWideChar(codepage,
|
|
|
1556 MB_ERR_INVALID_CHARS,
|
|
|
1557 (LPCSTR)src, bytelen,
|
|
|
1558 ucs2buf, 3);
|
|
|
1559 if (ucs2len > 0)
|
|
|
1560 break;
|
|
|
1561 }
|
|
|
1562 if (ucs2len == 0)
|
|
|
1563 {
|
|
|
1564 /* If we have only one byte then it's probably an
|
|
|
1565 * incomplete byte sequence. Otherwise discard
|
|
|
1566 * one byte as a bad character. */
|
|
|
1567 if (size == 1)
|
|
|
1568 break;
|
|
|
1569 found_bad = TRUE;
|
|
|
1570 bytelen = 1;
|
|
|
1571 }
|
|
|
1572 }
|
|
|
1573
|
|
|
1574 if (!found_bad)
|
|
7
|
1575 {
|
|
595
|
1576 int i;
|
|
|
1577
|
|
|
1578 /* Convert "ucs2buf[ucs2len]" to 'enc' in "dst". */
|
|
|
1579 if (enc_utf8)
|
|
|
1580 {
|
|
|
1581 /* From UCS-2 to UTF-8. Cannot fail. */
|
|
|
1582 for (i = 0; i < ucs2len; ++i)
|
|
|
1583 dst += utf_char2bytes(ucs2buf[i], dst);
|
|
|
1584 }
|
|
|
1585 else
|
|
|
1586 {
|
|
|
1587 BOOL bad = FALSE;
|
|
|
1588 int dstlen;
|
|
|
1589
|
|
|
1590 /* From UCS-2 to "enc_codepage". If the
|
|
|
1591 * conversion uses the default character "?",
|
|
|
1592 * the data doesn't fit in this encoding. */
|
|
|
1593 dstlen = WideCharToMultiByte(enc_codepage, 0,
|
|
|
1594 (LPCWSTR)ucs2buf, ucs2len,
|
|
835
|
1595 (LPSTR)dst, (int)(src - dst),
|
|
595
|
1596 replstr, &bad);
|
|
|
1597 if (bad)
|
|
|
1598 found_bad = TRUE;
|
|
|
1599 else
|
|
|
1600 dst += dstlen;
|
|
|
1601 }
|
|
7
|
1602 }
|
|
595
|
1603
|
|
|
1604 if (found_bad)
|
|
|
1605 {
|
|
|
1606 /* Deal with bytes we can't convert. */
|
|
|
1607 if (can_retry)
|
|
|
1608 goto rewind_retry;
|
|
|
1609 if (conv_error == 0)
|
|
|
1610 conv_error = readfile_linenr(linecnt, ptr, dst);
|
|
|
1611 if (bad_char_behavior != BAD_DROP)
|
|
|
1612 {
|
|
|
1613 if (bad_char_behavior == BAD_KEEP)
|
|
|
1614 {
|
|
|
1615 mch_memmove(dst, src, bytelen);
|
|
|
1616 dst += bytelen;
|
|
|
1617 }
|
|
|
1618 else
|
|
|
1619 *dst++ = bad_char_behavior;
|
|
|
1620 }
|
|
|
1621 }
|
|
|
1622
|
|
|
1623 src += bytelen;
|
|
|
1624 size -= bytelen;
|
|
7
|
1625 }
|
|
595
|
1626
|
|
|
1627 if (size > 0)
|
|
7
|
1628 {
|
|
595
|
1629 /* An incomplete byte sequence remaining. */
|
|
|
1630 mch_memmove(conv_rest, src, size);
|
|
|
1631 conv_restlen = size;
|
|
7
|
1632 }
|
|
595
|
1633
|
|
|
1634 /* The new size is equal to how much "dst" was advanced. */
|
|
835
|
1635 size = (long)(dst - ptr);
|
|
7
|
1636 }
|
|
|
1637 else
|
|
|
1638 # endif
|
|
765
|
1639 # ifdef MACOS_CONVERT
|
|
7
|
1640 if (fio_flags & FIO_MACROMAN)
|
|
|
1641 {
|
|
|
1642 /*
|
|
|
1643 * Conversion from Apple MacRoman char encoding to UTF-8 or
|
|
18
|
1644 * latin1. This is in os_mac_conv.c.
|
|
7
|
1645 */
|
|
18
|
1646 if (macroman2enc(ptr, &size, real_size) == FAIL)
|
|
7
|
1647 goto rewind_retry;
|
|
|
1648 }
|
|
|
1649 else
|
|
|
1650 # endif
|
|
|
1651 if (fio_flags != 0)
|
|
|
1652 {
|
|
|
1653 int u8c;
|
|
|
1654 char_u *dest;
|
|
|
1655 char_u *tail = NULL;
|
|
|
1656
|
|
|
1657 /*
|
|
|
1658 * "enc_utf8" set: Convert Unicode or Latin1 to UTF-8.
|
|
|
1659 * "enc_utf8" not set: Convert Unicode to Latin1.
|
|
|
1660 * Go from end to start through the buffer, because the number
|
|
|
1661 * of bytes may increase.
|
|
|
1662 * "dest" points to after where the UTF-8 bytes go, "p" points
|
|
|
1663 * to after the next character to convert.
|
|
|
1664 */
|
|
|
1665 dest = ptr + real_size;
|
|
|
1666 if (fio_flags == FIO_LATIN1 || fio_flags == FIO_UTF8)
|
|
|
1667 {
|
|
|
1668 p = ptr + size;
|
|
|
1669 if (fio_flags == FIO_UTF8)
|
|
|
1670 {
|
|
|
1671 /* Check for a trailing incomplete UTF-8 sequence */
|
|
|
1672 tail = ptr + size - 1;
|
|
|
1673 while (tail > ptr && (*tail & 0xc0) == 0x80)
|
|
|
1674 --tail;
|
|
|
1675 if (tail + utf_byte2len(*tail) <= ptr + size)
|
|
|
1676 tail = NULL;
|
|
|
1677 else
|
|
|
1678 p = tail;
|
|
|
1679 }
|
|
|
1680 }
|
|
|
1681 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1682 {
|
|
|
1683 /* Check for a trailing byte */
|
|
|
1684 p = ptr + (size & ~1);
|
|
|
1685 if (size & 1)
|
|
|
1686 tail = p;
|
|
|
1687 if ((fio_flags & FIO_UTF16) && p > ptr)
|
|
|
1688 {
|
|
|
1689 /* Check for a trailing leading word */
|
|
|
1690 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1691 {
|
|
|
1692 u8c = (*--p << 8);
|
|
|
1693 u8c += *--p;
|
|
|
1694 }
|
|
|
1695 else
|
|
|
1696 {
|
|
|
1697 u8c = *--p;
|
|
|
1698 u8c += (*--p << 8);
|
|
|
1699 }
|
|
|
1700 if (u8c >= 0xd800 && u8c <= 0xdbff)
|
|
|
1701 tail = p;
|
|
|
1702 else
|
|
|
1703 p += 2;
|
|
|
1704 }
|
|
|
1705 }
|
|
|
1706 else /* FIO_UCS4 */
|
|
|
1707 {
|
|
|
1708 /* Check for trailing 1, 2 or 3 bytes */
|
|
|
1709 p = ptr + (size & ~3);
|
|
|
1710 if (size & 3)
|
|
|
1711 tail = p;
|
|
|
1712 }
|
|
|
1713
|
|
|
1714 /* If there is a trailing incomplete sequence move it to
|
|
|
1715 * conv_rest[]. */
|
|
|
1716 if (tail != NULL)
|
|
|
1717 {
|
|
|
1718 conv_restlen = (int)((ptr + size) - tail);
|
|
|
1719 mch_memmove(conv_rest, (char_u *)tail, conv_restlen);
|
|
|
1720 size -= conv_restlen;
|
|
|
1721 }
|
|
|
1722
|
|
|
1723
|
|
|
1724 while (p > ptr)
|
|
|
1725 {
|
|
|
1726 if (fio_flags & FIO_LATIN1)
|
|
|
1727 u8c = *--p;
|
|
|
1728 else if (fio_flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
1729 {
|
|
|
1730 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1731 {
|
|
|
1732 u8c = (*--p << 8);
|
|
|
1733 u8c += *--p;
|
|
|
1734 }
|
|
|
1735 else
|
|
|
1736 {
|
|
|
1737 u8c = *--p;
|
|
|
1738 u8c += (*--p << 8);
|
|
|
1739 }
|
|
|
1740 if ((fio_flags & FIO_UTF16)
|
|
|
1741 && u8c >= 0xdc00 && u8c <= 0xdfff)
|
|
|
1742 {
|
|
|
1743 int u16c;
|
|
|
1744
|
|
|
1745 if (p == ptr)
|
|
|
1746 {
|
|
|
1747 /* Missing leading word. */
|
|
|
1748 if (can_retry)
|
|
|
1749 goto rewind_retry;
|
|
595
|
1750 if (conv_error == 0)
|
|
|
1751 conv_error = readfile_linenr(linecnt,
|
|
|
1752 ptr, p);
|
|
|
1753 if (bad_char_behavior == BAD_DROP)
|
|
|
1754 continue;
|
|
|
1755 if (bad_char_behavior != BAD_KEEP)
|
|
|
1756 u8c = bad_char_behavior;
|
|
7
|
1757 }
|
|
|
1758
|
|
|
1759 /* found second word of double-word, get the first
|
|
|
1760 * word and compute the resulting character */
|
|
|
1761 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1762 {
|
|
|
1763 u16c = (*--p << 8);
|
|
|
1764 u16c += *--p;
|
|
|
1765 }
|
|
|
1766 else
|
|
|
1767 {
|
|
|
1768 u16c = *--p;
|
|
|
1769 u16c += (*--p << 8);
|
|
|
1770 }
|
|
595
|
1771 u8c = 0x10000 + ((u16c & 0x3ff) << 10)
|
|
|
1772 + (u8c & 0x3ff);
|
|
|
1773
|
|
7
|
1774 /* Check if the word is indeed a leading word. */
|
|
|
1775 if (u16c < 0xd800 || u16c > 0xdbff)
|
|
|
1776 {
|
|
|
1777 if (can_retry)
|
|
|
1778 goto rewind_retry;
|
|
595
|
1779 if (conv_error == 0)
|
|
|
1780 conv_error = readfile_linenr(linecnt,
|
|
|
1781 ptr, p);
|
|
|
1782 if (bad_char_behavior == BAD_DROP)
|
|
|
1783 continue;
|
|
|
1784 if (bad_char_behavior != BAD_KEEP)
|
|
|
1785 u8c = bad_char_behavior;
|
|
7
|
1786 }
|
|
|
1787 }
|
|
|
1788 }
|
|
|
1789 else if (fio_flags & FIO_UCS4)
|
|
|
1790 {
|
|
|
1791 if (fio_flags & FIO_ENDIAN_L)
|
|
|
1792 {
|
|
|
1793 u8c = (*--p << 24);
|
|
|
1794 u8c += (*--p << 16);
|
|
|
1795 u8c += (*--p << 8);
|
|
|
1796 u8c += *--p;
|
|
|
1797 }
|
|
|
1798 else /* big endian */
|
|
|
1799 {
|
|
|
1800 u8c = *--p;
|
|
|
1801 u8c += (*--p << 8);
|
|
|
1802 u8c += (*--p << 16);
|
|
|
1803 u8c += (*--p << 24);
|
|
|
1804 }
|
|
|
1805 }
|
|
|
1806 else /* UTF-8 */
|
|
|
1807 {
|
|
|
1808 if (*--p < 0x80)
|
|
|
1809 u8c = *p;
|
|
|
1810 else
|
|
|
1811 {
|
|
|
1812 len = utf_head_off(ptr, p);
|
|
595
|
1813 p -= len;
|
|
|
1814 u8c = utf_ptr2char(p);
|
|
7
|
1815 if (len == 0)
|
|
|
1816 {
|
|
|
1817 /* Not a valid UTF-8 character, retry with
|
|
|
1818 * another fenc when possible, otherwise just
|
|
|
1819 * report the error. */
|
|
|
1820 if (can_retry)
|
|
|
1821 goto rewind_retry;
|
|
595
|
1822 if (conv_error == 0)
|
|
|
1823 conv_error = readfile_linenr(linecnt,
|
|
|
1824 ptr, p);
|
|
|
1825 if (bad_char_behavior == BAD_DROP)
|
|
|
1826 continue;
|
|
|
1827 if (bad_char_behavior != BAD_KEEP)
|
|
|
1828 u8c = bad_char_behavior;
|
|
7
|
1829 }
|
|
|
1830 }
|
|
|
1831 }
|
|
|
1832 if (enc_utf8) /* produce UTF-8 */
|
|
|
1833 {
|
|
|
1834 dest -= utf_char2len(u8c);
|
|
|
1835 (void)utf_char2bytes(u8c, dest);
|
|
|
1836 }
|
|
|
1837 else /* produce Latin1 */
|
|
|
1838 {
|
|
|
1839 --dest;
|
|
|
1840 if (u8c >= 0x100)
|
|
|
1841 {
|
|
|
1842 /* character doesn't fit in latin1, retry with
|
|
|
1843 * another fenc when possible, otherwise just
|
|
|
1844 * report the error. */
|
|
595
|
1845 if (can_retry)
|
|
7
|
1846 goto rewind_retry;
|
|
595
|
1847 if (conv_error == 0)
|
|
|
1848 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1849 if (bad_char_behavior == BAD_DROP)
|
|
|
1850 ++dest;
|
|
|
1851 else if (bad_char_behavior == BAD_KEEP)
|
|
|
1852 *dest = u8c;
|
|
|
1853 else if (eap != NULL && eap->bad_char != 0)
|
|
|
1854 *dest = bad_char_behavior;
|
|
|
1855 else
|
|
|
1856 *dest = 0xBF;
|
|
7
|
1857 }
|
|
|
1858 else
|
|
|
1859 *dest = u8c;
|
|
|
1860 }
|
|
|
1861 }
|
|
|
1862
|
|
|
1863 /* move the linerest to before the converted characters */
|
|
|
1864 line_start = dest - linerest;
|
|
|
1865 mch_memmove(line_start, buffer, (size_t)linerest);
|
|
|
1866 size = (long)((ptr + real_size) - dest);
|
|
|
1867 ptr = dest;
|
|
|
1868 }
|
|
595
|
1869 else if (enc_utf8 && conv_error == 0 && !curbuf->b_p_bin)
|
|
7
|
1870 {
|
|
|
1871 /* Reading UTF-8: Check if the bytes are valid UTF-8.
|
|
|
1872 * Need to start before "ptr" when part of the character was
|
|
|
1873 * read in the previous read() call. */
|
|
595
|
1874 for (p = ptr - utf_head_off(buffer, ptr); ; ++p)
|
|
7
|
1875 {
|
|
835
|
1876 int todo = (int)((ptr + size) - p);
|
|
595
|
1877 int l;
|
|
|
1878
|
|
|
1879 if (todo <= 0)
|
|
|
1880 break;
|
|
7
|
1881 if (*p >= 0x80)
|
|
|
1882 {
|
|
|
1883 /* A length of 1 means it's an illegal byte. Accept
|
|
|
1884 * an incomplete character at the end though, the next
|
|
|
1885 * read() will get the next bytes, we'll check it
|
|
|
1886 * then. */
|
|
595
|
1887 l = utf_ptr2len_len(p, todo);
|
|
|
1888 if (l > todo)
|
|
7
|
1889 {
|
|
595
|
1890 /* Incomplete byte sequence, the next read()
|
|
|
1891 * should get them and check the bytes. */
|
|
|
1892 p += todo;
|
|
7
|
1893 break;
|
|
|
1894 }
|
|
595
|
1895 if (l == 1)
|
|
|
1896 {
|
|
|
1897 /* Illegal byte. If we can try another encoding
|
|
|
1898 * do that. */
|
|
|
1899 if (can_retry)
|
|
|
1900 break;
|
|
|
1901
|
|
|
1902 /* Remember the first linenr with an illegal byte */
|
|
|
1903 if (illegal_byte == 0)
|
|
|
1904 illegal_byte = readfile_linenr(linecnt, ptr, p);
|
|
|
1905 # ifdef USE_ICONV
|
|
|
1906 /* When we did a conversion report an error. */
|
|
|
1907 if (iconv_fd != (iconv_t)-1 && conv_error == 0)
|
|
|
1908 conv_error = readfile_linenr(linecnt, ptr, p);
|
|
|
1909 # endif
|
|
|
1910
|
|
|
1911 /* Drop, keep or replace the bad byte. */
|
|
|
1912 if (bad_char_behavior == BAD_DROP)
|
|
|
1913 {
|
|
|
1914 mch_memmove(p, p+1, todo - 1);
|
|
|
1915 --p;
|
|
|
1916 --size;
|
|
|
1917 }
|
|
|
1918 else if (bad_char_behavior != BAD_KEEP)
|
|
|
1919 *p = bad_char_behavior;
|
|
|
1920 }
|
|
|
1921 p += l - 1;
|
|
7
|
1922 }
|
|
|
1923 }
|
|
|
1924 if (p < ptr + size)
|
|
|
1925 {
|
|
|
1926 /* Detected a UTF-8 error. */
|
|
|
1927 rewind_retry:
|
|
595
|
1928 /* Retry reading with another conversion. */
|
|
7
|
1929 # if defined(FEAT_EVAL) && defined(USE_ICONV)
|
|
595
|
1930 if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
|
|
|
1931 /* iconv() failed, try 'charconvert' */
|
|
|
1932 did_iconv = TRUE;
|
|
7
|
1933 else
|
|
|
1934 # endif
|
|
595
|
1935 /* use next item from 'fileencodings' */
|
|
|
1936 advance_fenc = TRUE;
|
|
|
1937 file_rewind = TRUE;
|
|
|
1938 goto retry;
|
|
7
|
1939 }
|
|
|
1940 }
|
|
|
1941 #endif
|
|
|
1942
|
|
|
1943 /* count the number of characters (after conversion!) */
|
|
|
1944 filesize += size;
|
|
|
1945
|
|
|
1946 /*
|
|
|
1947 * when reading the first part of a file: guess EOL type
|
|
|
1948 */
|
|
|
1949 if (fileformat == EOL_UNKNOWN)
|
|
|
1950 {
|
|
|
1951 /* First try finding a NL, for Dos and Unix */
|
|
|
1952 if (try_dos || try_unix)
|
|
|
1953 {
|
|
|
1954 for (p = ptr; p < ptr + size; ++p)
|
|
|
1955 {
|
|
|
1956 if (*p == NL)
|
|
|
1957 {
|
|
|
1958 if (!try_unix
|
|
|
1959 || (try_dos && p > ptr && p[-1] == CAR))
|
|
|
1960 fileformat = EOL_DOS;
|
|
|
1961 else
|
|
|
1962 fileformat = EOL_UNIX;
|
|
|
1963 break;
|
|
|
1964 }
|
|
|
1965 }
|
|
|
1966
|
|
|
1967 /* Don't give in to EOL_UNIX if EOL_MAC is more likely */
|
|
|
1968 if (fileformat == EOL_UNIX && try_mac)
|
|
|
1969 {
|
|
|
1970 /* Need to reset the counters when retrying fenc. */
|
|
|
1971 try_mac = 1;
|
|
|
1972 try_unix = 1;
|
|
|
1973 for (; p >= ptr && *p != CAR; p--)
|
|
|
1974 ;
|
|
|
1975 if (p >= ptr)
|
|
|
1976 {
|
|
|
1977 for (p = ptr; p < ptr + size; ++p)
|
|
|
1978 {
|
|
|
1979 if (*p == NL)
|
|
|
1980 try_unix++;
|
|
|
1981 else if (*p == CAR)
|
|
|
1982 try_mac++;
|
|
|
1983 }
|
|
|
1984 if (try_mac > try_unix)
|
|
|
1985 fileformat = EOL_MAC;
|
|
|
1986 }
|
|
|
1987 }
|
|
|
1988 }
|
|
|
1989
|
|
|
1990 /* No NL found: may use Mac format */
|
|
|
1991 if (fileformat == EOL_UNKNOWN && try_mac)
|
|
|
1992 fileformat = EOL_MAC;
|
|
|
1993
|
|
|
1994 /* Still nothing found? Use first format in 'ffs' */
|
|
|
1995 if (fileformat == EOL_UNKNOWN)
|
|
|
1996 fileformat = default_fileformat();
|
|
|
1997
|
|
|
1998 /* if editing a new file: may set p_tx and p_ff */
|
|
819
|
1999 if (set_options)
|
|
7
|
2000 set_fileformat(fileformat, OPT_LOCAL);
|
|
|
2001 }
|
|
|
2002 }
|
|
|
2003
|
|
|
2004 /*
|
|
|
2005 * This loop is executed once for every character read.
|
|
|
2006 * Keep it fast!
|
|
|
2007 */
|
|
|
2008 if (fileformat == EOL_MAC)
|
|
|
2009 {
|
|
|
2010 --ptr;
|
|
|
2011 while (++ptr, --size >= 0)
|
|
|
2012 {
|
|
|
2013 /* catch most common case first */
|
|
|
2014 if ((c = *ptr) != NUL && c != CAR && c != NL)
|
|
|
2015 continue;
|
|
|
2016 if (c == NUL)
|
|
|
2017 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2018 else if (c == NL)
|
|
|
2019 *ptr = CAR; /* NLs are replaced by CRs! */
|
|
|
2020 else
|
|
|
2021 {
|
|
|
2022 if (skip_count == 0)
|
|
|
2023 {
|
|
|
2024 *ptr = NUL; /* end of line */
|
|
|
2025 len = (colnr_T) (ptr - line_start + 1);
|
|
|
2026 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2027 {
|
|
|
2028 error = TRUE;
|
|
|
2029 break;
|
|
|
2030 }
|
|
|
2031 ++lnum;
|
|
|
2032 if (--read_count == 0)
|
|
|
2033 {
|
|
|
2034 error = TRUE; /* break loop */
|
|
|
2035 line_start = ptr; /* nothing left to write */
|
|
|
2036 break;
|
|
|
2037 }
|
|
|
2038 }
|
|
|
2039 else
|
|
|
2040 --skip_count;
|
|
|
2041 line_start = ptr + 1;
|
|
|
2042 }
|
|
|
2043 }
|
|
|
2044 }
|
|
|
2045 else
|
|
|
2046 {
|
|
|
2047 --ptr;
|
|
|
2048 while (++ptr, --size >= 0)
|
|
|
2049 {
|
|
|
2050 if ((c = *ptr) != NUL && c != NL) /* catch most common case */
|
|
|
2051 continue;
|
|
|
2052 if (c == NUL)
|
|
|
2053 *ptr = NL; /* NULs are replaced by newlines! */
|
|
|
2054 else
|
|
|
2055 {
|
|
|
2056 if (skip_count == 0)
|
|
|
2057 {
|
|
|
2058 *ptr = NUL; /* end of line */
|
|
|
2059 len = (colnr_T)(ptr - line_start + 1);
|
|
|
2060 if (fileformat == EOL_DOS)
|
|
|
2061 {
|
|
|
2062 if (ptr[-1] == CAR) /* remove CR */
|
|
|
2063 {
|
|
|
2064 ptr[-1] = NUL;
|
|
|
2065 --len;
|
|
|
2066 }
|
|
|
2067 /*
|
|
|
2068 * Reading in Dos format, but no CR-LF found!
|
|
|
2069 * When 'fileformats' includes "unix", delete all
|
|
|
2070 * the lines read so far and start all over again.
|
|
|
2071 * Otherwise give an error message later.
|
|
|
2072 */
|
|
|
2073 else if (ff_error != EOL_DOS)
|
|
|
2074 {
|
|
|
2075 if ( try_unix
|
|
|
2076 && !read_stdin
|
|
|
2077 && (read_buffer
|
|
|
2078 || lseek(fd, (off_t)0L, SEEK_SET) == 0))
|
|
|
2079 {
|
|
|
2080 fileformat = EOL_UNIX;
|
|
819
|
2081 if (set_options)
|
|
7
|
2082 set_fileformat(EOL_UNIX, OPT_LOCAL);
|
|
|
2083 file_rewind = TRUE;
|
|
|
2084 keep_fileformat = TRUE;
|
|
|
2085 goto retry;
|
|
|
2086 }
|
|
|
2087 ff_error = EOL_DOS;
|
|
|
2088 }
|
|
|
2089 }
|
|
|
2090 if (ml_append(lnum, line_start, len, newfile) == FAIL)
|
|
|
2091 {
|
|
|
2092 error = TRUE;
|
|
|
2093 break;
|
|
|
2094 }
|
|
|
2095 ++lnum;
|
|
|
2096 if (--read_count == 0)
|
|
|
2097 {
|
|
|
2098 error = TRUE; /* break loop */
|
|
|
2099 line_start = ptr; /* nothing left to write */
|
|
|
2100 break;
|
|
|
2101 }
|
|
|
2102 }
|
|
|
2103 else
|
|
|
2104 --skip_count;
|
|
|
2105 line_start = ptr + 1;
|
|
|
2106 }
|
|
|
2107 }
|
|
|
2108 }
|
|
|
2109 linerest = (long)(ptr - line_start);
|
|
|
2110 ui_breakcheck();
|
|
|
2111 }
|
|
|
2112
|
|
|
2113 failed:
|
|
|
2114 /* not an error, max. number of lines reached */
|
|
|
2115 if (error && read_count == 0)
|
|
|
2116 error = FALSE;
|
|
|
2117
|
|
|
2118 /*
|
|
|
2119 * If we get EOF in the middle of a line, note the fact and
|
|
|
2120 * complete the line ourselves.
|
|
|
2121 * In Dos format ignore a trailing CTRL-Z, unless 'binary' set.
|
|
|
2122 */
|
|
|
2123 if (!error
|
|
|
2124 && !got_int
|
|
|
2125 && linerest != 0
|
|
|
2126 && !(!curbuf->b_p_bin
|
|
|
2127 && fileformat == EOL_DOS
|
|
|
2128 && *line_start == Ctrl_Z
|
|
|
2129 && ptr == line_start + 1))
|
|
|
2130 {
|
|
819
|
2131 /* remember for when writing */
|
|
|
2132 if (set_options)
|
|
7
|
2133 curbuf->b_p_eol = FALSE;
|
|
|
2134 *ptr = NUL;
|
|
|
2135 if (ml_append(lnum, line_start,
|
|
|
2136 (colnr_T)(ptr - line_start + 1), newfile) == FAIL)
|
|
|
2137 error = TRUE;
|
|
|
2138 else
|
|
|
2139 read_no_eol_lnum = ++lnum;
|
|
|
2140 }
|
|
|
2141
|
|
819
|
2142 if (set_options)
|
|
7
|
2143 save_file_ff(curbuf); /* remember the current file format */
|
|
|
2144
|
|
|
2145 #ifdef FEAT_CRYPT
|
|
|
2146 if (cryptkey != curbuf->b_p_key)
|
|
|
2147 vim_free(cryptkey);
|
|
|
2148 #endif
|
|
|
2149
|
|
|
2150 #ifdef FEAT_MBYTE
|
|
819
|
2151 /* If editing a new file: set 'fenc' for the current buffer.
|
|
|
2152 * Also for ":read ++edit file". */
|
|
|
2153 if (set_options)
|
|
7
|
2154 set_string_option_direct((char_u *)"fenc", -1, fenc,
|
|
694
|
2155 OPT_FREE|OPT_LOCAL, 0);
|
|
7
|
2156 if (fenc_alloced)
|
|
|
2157 vim_free(fenc);
|
|
|
2158 # ifdef USE_ICONV
|
|
|
2159 if (iconv_fd != (iconv_t)-1)
|
|
|
2160 {
|
|
|
2161 iconv_close(iconv_fd);
|
|
|
2162 iconv_fd = (iconv_t)-1;
|
|
|
2163 }
|
|
|
2164 # endif
|
|
|
2165 #endif
|
|
|
2166
|
|
|
2167 if (!read_buffer && !read_stdin)
|
|
|
2168 close(fd); /* errors are ignored */
|
|
|
2169 vim_free(buffer);
|
|
|
2170
|
|
|
2171 #ifdef HAVE_DUP
|
|
|
2172 if (read_stdin)
|
|
|
2173 {
|
|
|
2174 /* Use stderr for stdin, makes shell commands work. */
|
|
|
2175 close(0);
|
|
|
2176 dup(2);
|
|
|
2177 }
|
|
|
2178 #endif
|
|
|
2179
|
|
|
2180 #ifdef FEAT_MBYTE
|
|
|
2181 if (tmpname != NULL)
|
|
|
2182 {
|
|
|
2183 mch_remove(tmpname); /* delete converted file */
|
|
|
2184 vim_free(tmpname);
|
|
|
2185 }
|
|
|
2186 #endif
|
|
|
2187 --no_wait_return; /* may wait for return now */
|
|
|
2188
|
|
|
2189 /*
|
|
|
2190 * In recovery mode everything but autocommands is skipped.
|
|
|
2191 */
|
|
|
2192 if (!recoverymode)
|
|
|
2193 {
|
|
|
2194 /* need to delete the last line, which comes from the empty buffer */
|
|
|
2195 if (newfile && wasempty && !(curbuf->b_ml.ml_flags & ML_EMPTY))
|
|
|
2196 {
|
|
|
2197 #ifdef FEAT_NETBEANS_INTG
|
|
|
2198 netbeansFireChanges = 0;
|
|
|
2199 #endif
|
|
|
2200 ml_delete(curbuf->b_ml.ml_line_count, FALSE);
|
|
|
2201 #ifdef FEAT_NETBEANS_INTG
|
|
|
2202 netbeansFireChanges = 1;
|
|
|
2203 #endif
|
|
|
2204 --linecnt;
|
|
|
2205 }
|
|
|
2206 linecnt = curbuf->b_ml.ml_line_count - linecnt;
|
|
|
2207 if (filesize == 0)
|
|
|
2208 linecnt = 0;
|
|
|
2209 if (newfile || read_buffer)
|
|
1201
|
2210 {
|
|
7
|
2211 redraw_curbuf_later(NOT_VALID);
|
|
1201
|
2212 #ifdef FEAT_DIFF
|
|
|
2213 /* After reading the text into the buffer the diff info needs to
|
|
|
2214 * be updated. */
|
|
|
2215 diff_invalidate(curbuf);
|
|
|
2216 #endif
|
|
|
2217 #ifdef FEAT_FOLDING
|
|
|
2218 /* All folds in the window are invalid now. Mark them for update
|
|
|
2219 * before triggering autocommands. */
|
|
|
2220 foldUpdateAll(curwin);
|
|
|
2221 #endif
|
|
|
2222 }
|
|
7
|
2223 else if (linecnt) /* appended at least one line */
|
|
|
2224 appended_lines_mark(from, linecnt);
|
|
|
2225
|
|
|
2226 #ifndef ALWAYS_USE_GUI
|
|
|
2227 /*
|
|
|
2228 * If we were reading from the same terminal as where messages go,
|
|
|
2229 * the screen will have been messed up.
|
|
|
2230 * Switch on raw mode now and clear the screen.
|
|
|
2231 */
|
|
|
2232 if (read_stdin)
|
|
|
2233 {
|
|
|
2234 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
2235 starttermcap();
|
|
|
2236 screenclear();
|
|
|
2237 }
|
|
|
2238 #endif
|
|
|
2239
|
|
|
2240 if (got_int)
|
|
|
2241 {
|
|
|
2242 if (!(flags & READ_DUMMY))
|
|
|
2243 {
|
|
|
2244 filemess(curbuf, sfname, (char_u *)_(e_interr), 0);
|
|
|
2245 if (newfile)
|
|
|
2246 curbuf->b_p_ro = TRUE; /* must use "w!" now */
|
|
|
2247 }
|
|
|
2248 msg_scroll = msg_save;
|
|
|
2249 #ifdef FEAT_VIMINFO
|
|
|
2250 check_marks_read();
|
|
|
2251 #endif
|
|
|
2252 return OK; /* an interrupt isn't really an error */
|
|
|
2253 }
|
|
|
2254
|
|
|
2255 if (!filtering && !(flags & READ_DUMMY))
|
|
|
2256 {
|
|
|
2257 msg_add_fname(curbuf, sfname); /* fname in IObuff with quotes */
|
|
|
2258 c = FALSE;
|
|
|
2259
|
|
|
2260 #ifdef UNIX
|
|
|
2261 # ifdef S_ISFIFO
|
|
|
2262 if (S_ISFIFO(perm)) /* fifo or socket */
|
|
|
2263 {
|
|
|
2264 STRCAT(IObuff, _("[fifo/socket]"));
|
|
|
2265 c = TRUE;
|
|
|
2266 }
|
|
|
2267 # else
|
|
|
2268 # ifdef S_IFIFO
|
|
|
2269 if ((perm & S_IFMT) == S_IFIFO) /* fifo */
|
|
|
2270 {
|
|
|
2271 STRCAT(IObuff, _("[fifo]"));
|
|
|
2272 c = TRUE;
|
|
|
2273 }
|
|
|
2274 # endif
|
|
|
2275 # ifdef S_IFSOCK
|
|
|
2276 if ((perm & S_IFMT) == S_IFSOCK) /* or socket */
|
|
|
2277 {
|
|
|
2278 STRCAT(IObuff, _("[socket]"));
|
|
|
2279 c = TRUE;
|
|
|
2280 }
|
|
|
2281 # endif
|
|
|
2282 # endif
|
|
1313
|
2283 # ifdef OPEN_CHR_FILES
|
|
|
2284 if (S_ISCHR(perm)) /* or character special */
|
|
|
2285 {
|
|
|
2286 STRCAT(IObuff, _("[character special]"));
|
|
|
2287 c = TRUE;
|
|
|
2288 }
|
|
|
2289 # endif
|
|
7
|
2290 #endif
|
|
|
2291 if (curbuf->b_p_ro)
|
|
|
2292 {
|
|
|
2293 STRCAT(IObuff, shortmess(SHM_RO) ? _("[RO]") : _("[readonly]"));
|
|
|
2294 c = TRUE;
|
|
|
2295 }
|
|
|
2296 if (read_no_eol_lnum)
|
|
|
2297 {
|
|
|
2298 msg_add_eol();
|
|
|
2299 c = TRUE;
|
|
|
2300 }
|
|
|
2301 if (ff_error == EOL_DOS)
|
|
|
2302 {
|
|
|
2303 STRCAT(IObuff, _("[CR missing]"));
|
|
|
2304 c = TRUE;
|
|
|
2305 }
|
|
|
2306 if (ff_error == EOL_MAC)
|
|
|
2307 {
|
|
|
2308 STRCAT(IObuff, _("[NL found]"));
|
|
|
2309 c = TRUE;
|
|
|
2310 }
|
|
|
2311 if (split)
|
|
|
2312 {
|
|
|
2313 STRCAT(IObuff, _("[long lines split]"));
|
|
|
2314 c = TRUE;
|
|
|
2315 }
|
|
|
2316 #ifdef FEAT_MBYTE
|
|
|
2317 if (notconverted)
|
|
|
2318 {
|
|
|
2319 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
2320 c = TRUE;
|
|
|
2321 }
|
|
|
2322 else if (converted)
|
|
|
2323 {
|
|
|
2324 STRCAT(IObuff, _("[converted]"));
|
|
|
2325 c = TRUE;
|
|
|
2326 }
|
|
|
2327 #endif
|
|
|
2328 #ifdef FEAT_CRYPT
|
|
|
2329 if (cryptkey != NULL)
|
|
|
2330 {
|
|
|
2331 STRCAT(IObuff, _("[crypted]"));
|
|
|
2332 c = TRUE;
|
|
|
2333 }
|
|
|
2334 #endif
|
|
|
2335 #ifdef FEAT_MBYTE
|
|
595
|
2336 if (conv_error != 0)
|
|
|
2337 {
|
|
|
2338 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2339 _("[CONVERSION ERROR in line %ld]"), (long)conv_error);
|
|
7
|
2340 c = TRUE;
|
|
|
2341 }
|
|
|
2342 else if (illegal_byte > 0)
|
|
|
2343 {
|
|
|
2344 sprintf((char *)IObuff + STRLEN(IObuff),
|
|
|
2345 _("[ILLEGAL BYTE in line %ld]"), (long)illegal_byte);
|
|
|
2346 c = TRUE;
|
|
|
2347 }
|
|
|
2348 else
|
|
|
2349 #endif
|
|
|
2350 if (error)
|
|
|
2351 {
|
|
|
2352 STRCAT(IObuff, _("[READ ERRORS]"));
|
|
|
2353 c = TRUE;
|
|
|
2354 }
|
|
|
2355 if (msg_add_fileformat(fileformat))
|
|
|
2356 c = TRUE;
|
|
|
2357 #ifdef FEAT_CRYPT
|
|
|
2358 if (cryptkey != NULL)
|
|
|
2359 msg_add_lines(c, (long)linecnt, filesize - CRYPT_MAGIC_LEN);
|
|
|
2360 else
|
|
|
2361 #endif
|
|
|
2362 msg_add_lines(c, (long)linecnt, filesize);
|
|
|
2363
|
|
|
2364 vim_free(keep_msg);
|
|
|
2365 keep_msg = NULL;
|
|
|
2366 msg_scrolled_ign = TRUE;
|
|
|
2367 #ifdef ALWAYS_USE_GUI
|
|
|
2368 /* Don't show the message when reading stdin, it would end up in a
|
|
|
2369 * message box (which might be shown when exiting!) */
|
|
|
2370 if (read_stdin || read_buffer)
|
|
|
2371 p = msg_may_trunc(FALSE, IObuff);
|
|
|
2372 else
|
|
|
2373 #endif
|
|
|
2374 p = msg_trunc_attr(IObuff, FALSE, 0);
|
|
|
2375 if (read_stdin || read_buffer || restart_edit != 0
|
|
540
|
2376 || (msg_scrolled != 0 && !need_wait_return))
|
|
7
|
2377 /* Need to repeat the message after redrawing when:
|
|
|
2378 * - When reading from stdin (the screen will be cleared next).
|
|
|
2379 * - When restart_edit is set (otherwise there will be a delay
|
|
|
2380 * before redrawing).
|
|
|
2381 * - When the screen was scrolled but there is no wait-return
|
|
|
2382 * prompt. */
|
|
679
|
2383 set_keep_msg(p, 0);
|
|
7
|
2384 msg_scrolled_ign = FALSE;
|
|
|
2385 }
|
|
|
2386
|
|
|
2387 /* with errors writing the file requires ":w!" */
|
|
|
2388 if (newfile && (error
|
|
|
2389 #ifdef FEAT_MBYTE
|
|
595
|
2390 || conv_error != 0
|
|
679
|
2391 || (illegal_byte > 0 && bad_char_behavior != BAD_KEEP)
|
|
7
|
2392 #endif
|
|
|
2393 ))
|
|
|
2394 curbuf->b_p_ro = TRUE;
|
|
|
2395
|
|
|
2396 u_clearline(); /* cannot use "U" command after adding lines */
|
|
|
2397
|
|
|
2398 /*
|
|
|
2399 * In Ex mode: cursor at last new line.
|
|
|
2400 * Otherwise: cursor at first new line.
|
|
|
2401 */
|
|
|
2402 if (exmode_active)
|
|
|
2403 curwin->w_cursor.lnum = from + linecnt;
|
|
|
2404 else
|
|
|
2405 curwin->w_cursor.lnum = from + 1;
|
|
|
2406 check_cursor_lnum();
|
|
|
2407 beginline(BL_WHITE | BL_FIX); /* on first non-blank */
|
|
|
2408
|
|
|
2409 /*
|
|
|
2410 * Set '[ and '] marks to the newly read lines.
|
|
|
2411 */
|
|
|
2412 curbuf->b_op_start.lnum = from + 1;
|
|
|
2413 curbuf->b_op_start.col = 0;
|
|
|
2414 curbuf->b_op_end.lnum = from + linecnt;
|
|
|
2415 curbuf->b_op_end.col = 0;
|
|
696
|
2416
|
|
|
2417 #ifdef WIN32
|
|
|
2418 /*
|
|
|
2419 * Work around a weird problem: When a file has two links (only
|
|
|
2420 * possible on NTFS) and we write through one link, then stat() it
|
|
|
2421 * throught the other link, the timestamp information may be wrong.
|
|
|
2422 * It's correct again after reading the file, thus reset the timestamp
|
|
|
2423 * here.
|
|
|
2424 */
|
|
|
2425 if (newfile && !read_stdin && !read_buffer
|
|
|
2426 && mch_stat((char *)fname, &st) >= 0)
|
|
|
2427 {
|
|
|
2428 buf_store_time(curbuf, &st, fname);
|
|
|
2429 curbuf->b_mtime_read = curbuf->b_mtime;
|
|
|
2430 }
|
|
|
2431 #endif
|
|
7
|
2432 }
|
|
|
2433 msg_scroll = msg_save;
|
|
|
2434
|
|
|
2435 #ifdef FEAT_VIMINFO
|
|
|
2436 /*
|
|
|
2437 * Get the marks before executing autocommands, so they can be used there.
|
|
|
2438 */
|
|
|
2439 check_marks_read();
|
|
|
2440 #endif
|
|
|
2441
|
|
|
2442 /*
|
|
|
2443 * Trick: We remember if the last line of the read didn't have
|
|
|
2444 * an eol for when writing it again. This is required for
|
|
|
2445 * ":autocmd FileReadPost *.gz set bin|'[,']!gunzip" to work.
|
|
|
2446 */
|
|
|
2447 write_no_eol_lnum = read_no_eol_lnum;
|
|
|
2448
|
|
167
|
2449 #ifdef FEAT_AUTOCMD
|
|
7
|
2450 if (!read_stdin && !read_buffer)
|
|
|
2451 {
|
|
|
2452 int m = msg_scroll;
|
|
|
2453 int n = msg_scrolled;
|
|
|
2454
|
|
|
2455 /* Save the fileformat now, otherwise the buffer will be considered
|
|
|
2456 * modified if the format/encoding was automatically detected. */
|
|
819
|
2457 if (set_options)
|
|
7
|
2458 save_file_ff(curbuf);
|
|
|
2459
|
|
|
2460 /*
|
|
|
2461 * The output from the autocommands should not overwrite anything and
|
|
|
2462 * should not be overwritten: Set msg_scroll, restore its value if no
|
|
|
2463 * output was done.
|
|
|
2464 */
|
|
|
2465 msg_scroll = TRUE;
|
|
|
2466 if (filtering)
|
|
|
2467 apply_autocmds_exarg(EVENT_FILTERREADPOST, NULL, sfname,
|
|
|
2468 FALSE, curbuf, eap);
|
|
|
2469 else if (newfile)
|
|
|
2470 apply_autocmds_exarg(EVENT_BUFREADPOST, NULL, sfname,
|
|
|
2471 FALSE, curbuf, eap);
|
|
|
2472 else
|
|
|
2473 apply_autocmds_exarg(EVENT_FILEREADPOST, sfname, sfname,
|
|
|
2474 FALSE, NULL, eap);
|
|
|
2475 if (msg_scrolled == n)
|
|
|
2476 msg_scroll = m;
|
|
|
2477 #ifdef FEAT_EVAL
|
|
|
2478 if (aborting()) /* autocmds may abort script processing */
|
|
|
2479 return FAIL;
|
|
|
2480 #endif
|
|
|
2481 }
|
|
|
2482 #endif
|
|
|
2483
|
|
|
2484 if (recoverymode && error)
|
|
|
2485 return FAIL;
|
|
|
2486 return OK;
|
|
|
2487 }
|
|
|
2488
|
|
1313
|
2489 #ifdef OPEN_CHR_FILES
|
|
|
2490 /*
|
|
|
2491 * Returns TRUE if the file name argument is of the form "/dev/fd/\d\+",
|
|
|
2492 * which is the name of files used for process substitution output by
|
|
|
2493 * some shells on some operating systems, e.g., bash on SunOS.
|
|
|
2494 * Do not accept "/dev/fd/[012]", opening these may hang Vim.
|
|
|
2495 */
|
|
|
2496 static int
|
|
|
2497 is_dev_fd_file(fname)
|
|
|
2498 char_u *fname;
|
|
|
2499 {
|
|
|
2500 return (STRNCMP(fname, "/dev/fd/", 8) == 0
|
|
|
2501 && VIM_ISDIGIT(fname[8])
|
|
|
2502 && *skipdigits(fname + 9) == NUL
|
|
|
2503 && (fname[9] != NUL
|
|
|
2504 || (fname[8] != '0' && fname[8] != '1' && fname[8] != '2')));
|
|
|
2505 }
|
|
|
2506 #endif
|
|
|
2507
|
|
595
|
2508 #ifdef FEAT_MBYTE
|
|
|
2509
|
|
|
2510 /*
|
|
|
2511 * From the current line count and characters read after that, estimate the
|
|
|
2512 * line number where we are now.
|
|
|
2513 * Used for error messages that include a line number.
|
|
|
2514 */
|
|
|
2515 static linenr_T
|
|
|
2516 readfile_linenr(linecnt, p, endp)
|
|
|
2517 linenr_T linecnt; /* line count before reading more bytes */
|
|
|
2518 char_u *p; /* start of more bytes read */
|
|
|
2519 char_u *endp; /* end of more bytes read */
|
|
|
2520 {
|
|
|
2521 char_u *s;
|
|
|
2522 linenr_T lnum;
|
|
|
2523
|
|
|
2524 lnum = curbuf->b_ml.ml_line_count - linecnt + 1;
|
|
|
2525 for (s = p; s < endp; ++s)
|
|
|
2526 if (*s == '\n')
|
|
|
2527 ++lnum;
|
|
|
2528 return lnum;
|
|
|
2529 }
|
|
|
2530 #endif
|
|
|
2531
|
|
7
|
2532 /*
|
|
612
|
2533 * Fill "*eap" to force the 'fileencoding', 'fileformat' and 'binary to be
|
|
|
2534 * equal to the buffer "buf". Used for calling readfile().
|
|
7
|
2535 * Returns OK or FAIL.
|
|
|
2536 */
|
|
|
2537 int
|
|
|
2538 prep_exarg(eap, buf)
|
|
|
2539 exarg_T *eap;
|
|
|
2540 buf_T *buf;
|
|
|
2541 {
|
|
|
2542 eap->cmd = alloc((unsigned)(STRLEN(buf->b_p_ff)
|
|
|
2543 #ifdef FEAT_MBYTE
|
|
|
2544 + STRLEN(buf->b_p_fenc)
|
|
|
2545 #endif
|
|
|
2546 + 15));
|
|
|
2547 if (eap->cmd == NULL)
|
|
|
2548 return FAIL;
|
|
|
2549
|
|
|
2550 #ifdef FEAT_MBYTE
|
|
|
2551 sprintf((char *)eap->cmd, "e ++ff=%s ++enc=%s", buf->b_p_ff, buf->b_p_fenc);
|
|
|
2552 eap->force_enc = 14 + (int)STRLEN(buf->b_p_ff);
|
|
612
|
2553 eap->bad_char = buf->b_bad_char;
|
|
7
|
2554 #else
|
|
|
2555 sprintf((char *)eap->cmd, "e ++ff=%s", buf->b_p_ff);
|
|
|
2556 #endif
|
|
|
2557 eap->force_ff = 7;
|
|
612
|
2558
|
|
|
2559 eap->force_bin = buf->b_p_bin ? FORCE_BIN : FORCE_NOBIN;
|
|
819
|
2560 eap->read_edit = FALSE;
|
|
612
|
2561 eap->forceit = FALSE;
|
|
7
|
2562 return OK;
|
|
|
2563 }
|
|
|
2564
|
|
|
2565 #ifdef FEAT_MBYTE
|
|
|
2566 /*
|
|
|
2567 * Find next fileencoding to use from 'fileencodings'.
|
|
|
2568 * "pp" points to fenc_next. It's advanced to the next item.
|
|
|
2569 * When there are no more items, an empty string is returned and *pp is set to
|
|
|
2570 * NULL.
|
|
|
2571 * When *pp is not set to NULL, the result is in allocated memory.
|
|
|
2572 */
|
|
|
2573 static char_u *
|
|
|
2574 next_fenc(pp)
|
|
|
2575 char_u **pp;
|
|
|
2576 {
|
|
|
2577 char_u *p;
|
|
|
2578 char_u *r;
|
|
|
2579
|
|
|
2580 if (**pp == NUL)
|
|
|
2581 {
|
|
|
2582 *pp = NULL;
|
|
|
2583 return (char_u *)"";
|
|
|
2584 }
|
|
|
2585 p = vim_strchr(*pp, ',');
|
|
|
2586 if (p == NULL)
|
|
|
2587 {
|
|
|
2588 r = enc_canonize(*pp);
|
|
|
2589 *pp += STRLEN(*pp);
|
|
|
2590 }
|
|
|
2591 else
|
|
|
2592 {
|
|
|
2593 r = vim_strnsave(*pp, (int)(p - *pp));
|
|
|
2594 *pp = p + 1;
|
|
|
2595 if (r != NULL)
|
|
|
2596 {
|
|
|
2597 p = enc_canonize(r);
|
|
|
2598 vim_free(r);
|
|
|
2599 r = p;
|
|
|
2600 }
|
|
|
2601 }
|
|
|
2602 if (r == NULL) /* out of memory */
|
|
|
2603 {
|
|
|
2604 r = (char_u *)"";
|
|
|
2605 *pp = NULL;
|
|
|
2606 }
|
|
|
2607 return r;
|
|
|
2608 }
|
|
|
2609
|
|
|
2610 # ifdef FEAT_EVAL
|
|
|
2611 /*
|
|
|
2612 * Convert a file with the 'charconvert' expression.
|
|
|
2613 * This closes the file which is to be read, converts it and opens the
|
|
|
2614 * resulting file for reading.
|
|
|
2615 * Returns name of the resulting converted file (the caller should delete it
|
|
|
2616 * after reading it).
|
|
|
2617 * Returns NULL if the conversion failed ("*fdp" is not set) .
|
|
|
2618 */
|
|
|
2619 static char_u *
|
|
|
2620 readfile_charconvert(fname, fenc, fdp)
|
|
|
2621 char_u *fname; /* name of input file */
|
|
|
2622 char_u *fenc; /* converted from */
|
|
|
2623 int *fdp; /* in/out: file descriptor of file */
|
|
|
2624 {
|
|
|
2625 char_u *tmpname;
|
|
|
2626 char_u *errmsg = NULL;
|
|
|
2627
|
|
|
2628 tmpname = vim_tempname('r');
|
|
|
2629 if (tmpname == NULL)
|
|
|
2630 errmsg = (char_u *)_("Can't find temp file for conversion");
|
|
|
2631 else
|
|
|
2632 {
|
|
|
2633 close(*fdp); /* close the input file, ignore errors */
|
|
|
2634 *fdp = -1;
|
|
|
2635 if (eval_charconvert(fenc, enc_utf8 ? (char_u *)"utf-8" : p_enc,
|
|
|
2636 fname, tmpname) == FAIL)
|
|
|
2637 errmsg = (char_u *)_("Conversion with 'charconvert' failed");
|
|
|
2638 if (errmsg == NULL && (*fdp = mch_open((char *)tmpname,
|
|
|
2639 O_RDONLY | O_EXTRA, 0)) < 0)
|
|
|
2640 errmsg = (char_u *)_("can't read output of 'charconvert'");
|
|
|
2641 }
|
|
|
2642
|
|
|
2643 if (errmsg != NULL)
|
|
|
2644 {
|
|
|
2645 /* Don't use emsg(), it breaks mappings, the retry with
|
|
|
2646 * another type of conversion might still work. */
|
|
|
2647 MSG(errmsg);
|
|
|
2648 if (tmpname != NULL)
|
|
|
2649 {
|
|
|
2650 mch_remove(tmpname); /* delete converted file */
|
|
|
2651 vim_free(tmpname);
|
|
|
2652 tmpname = NULL;
|
|
|
2653 }
|
|
|
2654 }
|
|
|
2655
|
|
|
2656 /* If the input file is closed, open it (caller should check for error). */
|
|
|
2657 if (*fdp < 0)
|
|
|
2658 *fdp = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0);
|
|
|
2659
|
|
|
2660 return tmpname;
|
|
|
2661 }
|
|
|
2662 # endif
|
|
|
2663
|
|
|
2664 #endif
|
|
|
2665
|
|
|
2666 #ifdef FEAT_VIMINFO
|
|
|
2667 /*
|
|
|
2668 * Read marks for the current buffer from the viminfo file, when we support
|
|
|
2669 * buffer marks and the buffer has a name.
|
|
|
2670 */
|
|
|
2671 static void
|
|
|
2672 check_marks_read()
|
|
|
2673 {
|
|
|
2674 if (!curbuf->b_marks_read && get_viminfo_parameter('\'') > 0
|
|
|
2675 && curbuf->b_ffname != NULL)
|
|
|
2676 read_viminfo(NULL, FALSE, TRUE, FALSE);
|
|
|
2677
|
|
|
2678 /* Always set b_marks_read; needed when 'viminfo' is changed to include
|
|
|
2679 * the ' parameter after opening a buffer. */
|
|
|
2680 curbuf->b_marks_read = TRUE;
|
|
|
2681 }
|
|
|
2682 #endif
|
|
|
2683
|
|
|
2684 #ifdef FEAT_CRYPT
|
|
|
2685 /*
|
|
|
2686 * Check for magic number used for encryption.
|
|
|
2687 * If found, the magic number is removed from ptr[*sizep] and *sizep and
|
|
|
2688 * *filesizep are updated.
|
|
|
2689 * Return the (new) encryption key, NULL for no encryption.
|
|
|
2690 */
|
|
|
2691 static char_u *
|
|
|
2692 check_for_cryptkey(cryptkey, ptr, sizep, filesizep, newfile)
|
|
|
2693 char_u *cryptkey; /* previous encryption key or NULL */
|
|
|
2694 char_u *ptr; /* pointer to read bytes */
|
|
|
2695 long *sizep; /* length of read bytes */
|
|
|
2696 long *filesizep; /* nr of bytes used from file */
|
|
|
2697 int newfile; /* editing a new buffer */
|
|
|
2698 {
|
|
|
2699 if (*sizep >= CRYPT_MAGIC_LEN
|
|
|
2700 && STRNCMP(ptr, CRYPT_MAGIC, CRYPT_MAGIC_LEN) == 0)
|
|
|
2701 {
|
|
|
2702 if (cryptkey == NULL)
|
|
|
2703 {
|
|
|
2704 if (*curbuf->b_p_key)
|
|
|
2705 cryptkey = curbuf->b_p_key;
|
|
|
2706 else
|
|
|
2707 {
|
|
|
2708 /* When newfile is TRUE, store the typed key
|
|
|
2709 * in the 'key' option and don't free it. */
|
|
|
2710 cryptkey = get_crypt_key(newfile, FALSE);
|
|
|
2711 /* check if empty key entered */
|
|
|
2712 if (cryptkey != NULL && *cryptkey == NUL)
|
|
|
2713 {
|
|
|
2714 if (cryptkey != curbuf->b_p_key)
|
|
|
2715 vim_free(cryptkey);
|
|
|
2716 cryptkey = NULL;
|
|
|
2717 }
|
|
|
2718 }
|
|
|
2719 }
|
|
|
2720
|
|
|
2721 if (cryptkey != NULL)
|
|
|
2722 {
|
|
|
2723 crypt_init_keys(cryptkey);
|
|
|
2724
|
|
|
2725 /* Remove magic number from the text */
|
|
|
2726 *filesizep += CRYPT_MAGIC_LEN;
|
|
|
2727 *sizep -= CRYPT_MAGIC_LEN;
|
|
|
2728 mch_memmove(ptr, ptr + CRYPT_MAGIC_LEN, (size_t)*sizep);
|
|
|
2729 }
|
|
|
2730 }
|
|
|
2731 /* When starting to edit a new file which does not have
|
|
|
2732 * encryption, clear the 'key' option, except when
|
|
|
2733 * starting up (called with -x argument) */
|
|
|
2734 else if (newfile && *curbuf->b_p_key && !starting)
|
|
|
2735 set_option_value((char_u *)"key", 0L, (char_u *)"", OPT_LOCAL);
|
|
|
2736
|
|
|
2737 return cryptkey;
|
|
|
2738 }
|
|
|
2739 #endif
|
|
|
2740
|
|
|
2741 #ifdef UNIX
|
|
|
2742 static void
|
|
|
2743 set_file_time(fname, atime, mtime)
|
|
|
2744 char_u *fname;
|
|
|
2745 time_t atime; /* access time */
|
|
|
2746 time_t mtime; /* modification time */
|
|
|
2747 {
|
|
|
2748 # if defined(HAVE_UTIME) && defined(HAVE_UTIME_H)
|
|
|
2749 struct utimbuf buf;
|
|
|
2750
|
|
|
2751 buf.actime = atime;
|
|
|
2752 buf.modtime = mtime;
|
|
|
2753 (void)utime((char *)fname, &buf);
|
|
|
2754 # else
|
|
|
2755 # if defined(HAVE_UTIMES)
|
|
|
2756 struct timeval tvp[2];
|
|
|
2757
|
|
|
2758 tvp[0].tv_sec = atime;
|
|
|
2759 tvp[0].tv_usec = 0;
|
|
|
2760 tvp[1].tv_sec = mtime;
|
|
|
2761 tvp[1].tv_usec = 0;
|
|
|
2762 # ifdef NeXT
|
|
|
2763 (void)utimes((char *)fname, tvp);
|
|
|
2764 # else
|
|
|
2765 (void)utimes((char *)fname, (const struct timeval *)&tvp);
|
|
|
2766 # endif
|
|
|
2767 # endif
|
|
|
2768 # endif
|
|
|
2769 }
|
|
|
2770 #endif /* UNIX */
|
|
|
2771
|
|
22
|
2772 #if defined(VMS) && !defined(MIN)
|
|
|
2773 /* Older DECC compiler for VAX doesn't define MIN() */
|
|
|
2774 # define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
2775 #endif
|
|
|
2776
|
|
7
|
2777 /*
|
|
1303
|
2778 * Return TRUE if a file appears to be read-only from the file permissions.
|
|
|
2779 */
|
|
|
2780 int
|
|
|
2781 check_file_readonly(fname, perm)
|
|
|
2782 char_u *fname; /* full path to file */
|
|
|
2783 int perm; /* known permissions on file */
|
|
|
2784 {
|
|
|
2785 #ifndef USE_MCH_ACCESS
|
|
|
2786 int fd = 0;
|
|
|
2787 #endif
|
|
|
2788
|
|
|
2789 return (
|
|
|
2790 #ifdef USE_MCH_ACCESS
|
|
|
2791 # ifdef UNIX
|
|
|
2792 (perm & 0222) == 0 ||
|
|
|
2793 # endif
|
|
|
2794 mch_access((char *)fname, W_OK)
|
|
|
2795 #else
|
|
|
2796 (fd = mch_open((char *)fname, O_RDWR | O_EXTRA, 0)) < 0
|
|
|
2797 ? TRUE : (close(fd), FALSE)
|
|
|
2798 #endif
|
|
|
2799 );
|
|
|
2800 }
|
|
|
2801
|
|
|
2802
|
|
|
2803 /*
|
|
589
|
2804 * buf_write() - write to file "fname" lines "start" through "end"
|
|
7
|
2805 *
|
|
|
2806 * We do our own buffering here because fwrite() is so slow.
|
|
|
2807 *
|
|
589
|
2808 * If "forceit" is true, we don't care for errors when attempting backups.
|
|
|
2809 * In case of an error everything possible is done to restore the original
|
|
|
2810 * file. But when "forceit" is TRUE, we risk loosing it.
|
|
|
2811 *
|
|
|
2812 * When "reset_changed" is TRUE and "append" == FALSE and "start" == 1 and
|
|
|
2813 * "end" == curbuf->b_ml.ml_line_count, reset curbuf->b_changed.
|
|
7
|
2814 *
|
|
|
2815 * This function must NOT use NameBuff (because it's called by autowrite()).
|
|
|
2816 *
|
|
|
2817 * return FAIL for failure, OK otherwise
|
|
|
2818 */
|
|
|
2819 int
|
|
|
2820 buf_write(buf, fname, sfname, start, end, eap, append, forceit,
|
|
|
2821 reset_changed, filtering)
|
|
|
2822 buf_T *buf;
|
|
|
2823 char_u *fname;
|
|
|
2824 char_u *sfname;
|
|
|
2825 linenr_T start, end;
|
|
|
2826 exarg_T *eap; /* for forced 'ff' and 'fenc', can be
|
|
|
2827 NULL! */
|
|
589
|
2828 int append; /* append to the file */
|
|
7
|
2829 int forceit;
|
|
|
2830 int reset_changed;
|
|
|
2831 int filtering;
|
|
|
2832 {
|
|
|
2833 int fd;
|
|
|
2834 char_u *backup = NULL;
|
|
|
2835 int backup_copy = FALSE; /* copy the original file? */
|
|
|
2836 int dobackup;
|
|
|
2837 char_u *ffname;
|
|
|
2838 char_u *wfname = NULL; /* name of file to write to */
|
|
|
2839 char_u *s;
|
|
|
2840 char_u *ptr;
|
|
|
2841 char_u c;
|
|
|
2842 int len;
|
|
|
2843 linenr_T lnum;
|
|
|
2844 long nchars;
|
|
|
2845 char_u *errmsg = NULL;
|
|
|
2846 char_u *errnum = NULL;
|
|
|
2847 char_u *buffer;
|
|
|
2848 char_u smallbuf[SMBUFSIZE];
|
|
|
2849 char_u *backup_ext;
|
|
|
2850 int bufsize;
|
|
|
2851 long perm; /* file permissions */
|
|
|
2852 int retval = OK;
|
|
|
2853 int newfile = FALSE; /* TRUE if file doesn't exist yet */
|
|
|
2854 int msg_save = msg_scroll;
|
|
|
2855 int overwriting; /* TRUE if writing over original */
|
|
|
2856 int no_eol = FALSE; /* no end-of-line written */
|
|
|
2857 int device = FALSE; /* writing to a device */
|
|
|
2858 struct stat st_old;
|
|
|
2859 int prev_got_int = got_int;
|
|
|
2860 int file_readonly = FALSE; /* overwritten file is read-only */
|
|
|
2861 static char *err_readonly = "is read-only (cannot override: \"W\" in 'cpoptions')";
|
|
|
2862 #if defined(UNIX) || defined(__EMX__XX) /*XXX fix me sometime? */
|
|
|
2863 int made_writable = FALSE; /* 'w' bit has been set */
|
|
|
2864 #endif
|
|
|
2865 /* writing everything */
|
|
|
2866 int whole = (start == 1 && end == buf->b_ml.ml_line_count);
|
|
|
2867 #ifdef FEAT_AUTOCMD
|
|
|
2868 linenr_T old_line_count = buf->b_ml.ml_line_count;
|
|
|
2869 #endif
|
|
|
2870 int attr;
|
|
|
2871 int fileformat;
|
|
|
2872 int write_bin;
|
|
|
2873 struct bw_info write_info; /* info for buf_write_bytes() */
|
|
|
2874 #ifdef FEAT_MBYTE
|
|
|
2875 int converted = FALSE;
|
|
|
2876 int notconverted = FALSE;
|
|
|
2877 char_u *fenc; /* effective 'fileencoding' */
|
|
|
2878 char_u *fenc_tofree = NULL; /* allocated "fenc" */
|
|
|
2879 #endif
|
|
|
2880 #ifdef HAS_BW_FLAGS
|
|
|
2881 int wb_flags = 0;
|
|
|
2882 #endif
|
|
|
2883 #ifdef HAVE_ACL
|
|
|
2884 vim_acl_T acl = NULL; /* ACL copied from original file to
|
|
|
2885 backup or new file */
|
|
|
2886 #endif
|
|
|
2887
|
|
|
2888 if (fname == NULL || *fname == NUL) /* safety check */
|
|
|
2889 return FAIL;
|
|
|
2890
|
|
|
2891 /*
|
|
|
2892 * Disallow writing from .exrc and .vimrc in current directory for
|
|
|
2893 * security reasons.
|
|
|
2894 */
|
|
|
2895 if (check_secure())
|
|
|
2896 return FAIL;
|
|
|
2897
|
|
|
2898 /* Avoid a crash for a long name. */
|
|
|
2899 if (STRLEN(fname) >= MAXPATHL)
|
|
|
2900 {
|
|
|
2901 EMSG(_(e_longname));
|
|
|
2902 return FAIL;
|
|
|
2903 }
|
|
|
2904
|
|
|
2905 #ifdef FEAT_MBYTE
|
|
|
2906 /* must init bw_conv_buf and bw_iconv_fd before jumping to "fail" */
|
|
|
2907 write_info.bw_conv_buf = NULL;
|
|
|
2908 write_info.bw_conv_error = FALSE;
|
|
|
2909 write_info.bw_restlen = 0;
|
|
|
2910 # ifdef USE_ICONV
|
|
|
2911 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
2912 # endif
|
|
|
2913 #endif
|
|
|
2914
|
|
167
|
2915 /* After writing a file changedtick changes but we don't want to display
|
|
|
2916 * the line. */
|
|
|
2917 ex_no_reprint = TRUE;
|
|
|
2918
|
|
7
|
2919 /*
|
|
|
2920 * If there is no file name yet, use the one for the written file.
|
|
|
2921 * BF_NOTEDITED is set to reflect this (in case the write fails).
|
|
|
2922 * Don't do this when the write is for a filter command.
|
|
589
|
2923 * Don't do this when appending.
|
|
|
2924 * Only do this when 'cpoptions' contains the 'F' flag.
|
|
7
|
2925 */
|
|
633
|
2926 if (buf->b_ffname == NULL
|
|
|
2927 && reset_changed
|
|
7
|
2928 && whole
|
|
|
2929 && buf == curbuf
|
|
236
|
2930 #ifdef FEAT_QUICKFIX
|
|
|
2931 && !bt_nofile(buf)
|
|
|
2932 #endif
|
|
7
|
2933 && !filtering
|
|
589
|
2934 && (!append || vim_strchr(p_cpo, CPO_FNAMEAPP) != NULL)
|
|
7
|
2935 && vim_strchr(p_cpo, CPO_FNAMEW) != NULL)
|
|
|
2936 {
|
|
633
|
2937 if (set_rw_fname(fname, sfname) == FAIL)
|
|
7
|
2938 return FAIL;
|
|
633
|
2939 buf = curbuf; /* just in case autocmds made "buf" invalid */
|
|
7
|
2940 }
|
|
|
2941
|
|
|
2942 if (sfname == NULL)
|
|
|
2943 sfname = fname;
|
|
|
2944 /*
|
|
|
2945 * For Unix: Use the short file name whenever possible.
|
|
|
2946 * Avoids problems with networks and when directory names are changed.
|
|
|
2947 * Don't do this for MS-DOS, a "cd" in a sub-shell may have moved us to
|
|
|
2948 * another directory, which we don't detect
|
|
|
2949 */
|
|
|
2950 ffname = fname; /* remember full fname */
|
|
|
2951 #ifdef UNIX
|
|
|
2952 fname = sfname;
|
|
|
2953 #endif
|
|
|
2954
|
|
|
2955 if (buf->b_ffname != NULL && fnamecmp(ffname, buf->b_ffname) == 0)
|
|
|
2956 overwriting = TRUE;
|
|
|
2957 else
|
|
|
2958 overwriting = FALSE;
|
|
|
2959
|
|
|
2960 if (exiting)
|
|
|
2961 settmode(TMODE_COOK); /* when exiting allow typahead now */
|
|
|
2962
|
|
|
2963 ++no_wait_return; /* don't wait for return yet */
|
|
|
2964
|
|
|
2965 /*
|
|
|
2966 * Set '[ and '] marks to the lines to be written.
|
|
|
2967 */
|
|
|
2968 buf->b_op_start.lnum = start;
|
|
|
2969 buf->b_op_start.col = 0;
|
|
|
2970 buf->b_op_end.lnum = end;
|
|
|
2971 buf->b_op_end.col = 0;
|
|
|
2972
|
|
|
2973 #ifdef FEAT_AUTOCMD
|
|
|
2974 {
|
|
|
2975 aco_save_T aco;
|
|
|
2976 int buf_ffname = FALSE;
|
|
|
2977 int buf_sfname = FALSE;
|
|
|
2978 int buf_fname_f = FALSE;
|
|
|
2979 int buf_fname_s = FALSE;
|
|
|
2980 int did_cmd = FALSE;
|
|
17
|
2981 int nofile_err = FALSE;
|
|
161
|
2982 int empty_memline = (buf->b_ml.ml_mfp == NULL);
|
|
7
|
2983
|
|
|
2984 /*
|
|
|
2985 * Apply PRE aucocommands.
|
|
|
2986 * Set curbuf to the buffer to be written.
|
|
|
2987 * Careful: The autocommands may call buf_write() recursively!
|
|
|
2988 */
|
|
|
2989 if (ffname == buf->b_ffname)
|
|
|
2990 buf_ffname = TRUE;
|
|
|
2991 if (sfname == buf->b_sfname)
|
|
|
2992 buf_sfname = TRUE;
|
|
|
2993 if (fname == buf->b_ffname)
|
|
|
2994 buf_fname_f = TRUE;
|
|
|
2995 if (fname == buf->b_sfname)
|
|
|
2996 buf_fname_s = TRUE;
|
|
|
2997
|
|
|
2998 /* set curwin/curbuf to buf and save a few things */
|
|
|
2999 aucmd_prepbuf(&aco, buf);
|
|
|
3000
|
|
|
3001 if (append)
|
|
|
3002 {
|
|
|
3003 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEAPPENDCMD,
|
|
|
3004 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3005 {
|
|
635
|
3006 #ifdef FEAT_QUICKFIX
|
|
18
|
3007 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3008 nofile_err = TRUE;
|
|
|
3009 else
|
|
635
|
3010 #endif
|
|
17
|
3011 apply_autocmds_exarg(EVENT_FILEAPPENDPRE,
|
|
7
|
3012 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3013 }
|
|
7
|
3014 }
|
|
|
3015 else if (filtering)
|
|
|
3016 {
|
|
|
3017 apply_autocmds_exarg(EVENT_FILTERWRITEPRE,
|
|
|
3018 NULL, sfname, FALSE, curbuf, eap);
|
|
|
3019 }
|
|
|
3020 else if (reset_changed && whole)
|
|
|
3021 {
|
|
|
3022 if (!(did_cmd = apply_autocmds_exarg(EVENT_BUFWRITECMD,
|
|
|
3023 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3024 {
|
|
635
|
3025 #ifdef FEAT_QUICKFIX
|
|
179
|
3026 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3027 nofile_err = TRUE;
|
|
|
3028 else
|
|
635
|
3029 #endif
|
|
17
|
3030 apply_autocmds_exarg(EVENT_BUFWRITEPRE,
|
|
7
|
3031 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3032 }
|
|
7
|
3033 }
|
|
|
3034 else
|
|
|
3035 {
|
|
|
3036 if (!(did_cmd = apply_autocmds_exarg(EVENT_FILEWRITECMD,
|
|
|
3037 sfname, sfname, FALSE, curbuf, eap)))
|
|
17
|
3038 {
|
|
635
|
3039 #ifdef FEAT_QUICKFIX
|
|
179
|
3040 if (overwriting && bt_nofile(curbuf))
|
|
17
|
3041 nofile_err = TRUE;
|
|
|
3042 else
|
|
635
|
3043 #endif
|
|
17
|
3044 apply_autocmds_exarg(EVENT_FILEWRITEPRE,
|
|
7
|
3045 sfname, sfname, FALSE, curbuf, eap);
|
|
17
|
3046 }
|
|
7
|
3047 }
|
|
|
3048
|
|
|
3049 /* restore curwin/curbuf and a few other things */
|
|
|
3050 aucmd_restbuf(&aco);
|
|
|
3051
|
|
|
3052 /*
|
|
|
3053 * In three situations we return here and don't write the file:
|
|
|
3054 * 1. the autocommands deleted or unloaded the buffer.
|
|
|
3055 * 2. The autocommands abort script processing.
|
|
|
3056 * 3. If one of the "Cmd" autocommands was executed.
|
|
|
3057 */
|
|
|
3058 if (!buf_valid(buf))
|
|
|
3059 buf = NULL;
|
|
161
|
3060 if (buf == NULL || (buf->b_ml.ml_mfp == NULL && !empty_memline)
|
|
532
|
3061 || did_cmd || nofile_err
|
|
|
3062 #ifdef FEAT_EVAL
|
|
|
3063 || aborting()
|
|
|
3064 #endif
|
|
|
3065 )
|
|
7
|
3066 {
|
|
|
3067 --no_wait_return;
|
|
|
3068 msg_scroll = msg_save;
|
|
17
|
3069 if (nofile_err)
|
|
|
3070 EMSG(_("E676: No matching autocommands for acwrite buffer"));
|
|
|
3071
|
|
532
|
3072 if (nofile_err
|
|
|
3073 #ifdef FEAT_EVAL
|
|
|
3074 || aborting()
|
|
|
3075 #endif
|
|
|
3076 )
|
|
7
|
3077 /* An aborting error, interrupt or exception in the
|
|
|
3078 * autocommands. */
|
|
|
3079 return FAIL;
|
|
|
3080 if (did_cmd)
|
|
|
3081 {
|
|
|
3082 if (buf == NULL)
|
|
|
3083 /* The buffer was deleted. We assume it was written
|
|
|
3084 * (can't retry anyway). */
|
|
|
3085 return OK;
|
|
|
3086 if (overwriting)
|
|
|
3087 {
|
|
|
3088 /* Assume the buffer was written, update the timestamp. */
|
|
|
3089 ml_timestamp(buf);
|
|
589
|
3090 if (append)
|
|
|
3091 buf->b_flags &= ~BF_NEW;
|
|
|
3092 else
|
|
|
3093 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
3094 }
|
|
589
|
3095 if (reset_changed && buf->b_changed && !append
|
|
39
|
3096 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL))
|
|
7
|
3097 /* Buffer still changed, the autocommands didn't work
|
|
|
3098 * properly. */
|
|
|
3099 return FAIL;
|
|
|
3100 return OK;
|
|
|
3101 }
|
|
|
3102 #ifdef FEAT_EVAL
|
|
|
3103 if (!aborting())
|
|
|
3104 #endif
|
|
|
3105 EMSG(_("E203: Autocommands deleted or unloaded buffer to be written"));
|
|
|
3106 return FAIL;
|
|
|
3107 }
|
|
|
3108
|
|
|
3109 /*
|
|
|
3110 * The autocommands may have changed the number of lines in the file.
|
|
|
3111 * When writing the whole file, adjust the end.
|
|
|
3112 * When writing part of the file, assume that the autocommands only
|
|
|
3113 * changed the number of lines that are to be written (tricky!).
|
|
|
3114 */
|
|
|
3115 if (buf->b_ml.ml_line_count != old_line_count)
|
|
|
3116 {
|
|
|
3117 if (whole) /* write all */
|
|
|
3118 end = buf->b_ml.ml_line_count;
|
|
|
3119 else if (buf->b_ml.ml_line_count > old_line_count) /* more lines */
|
|
|
3120 end += buf->b_ml.ml_line_count - old_line_count;
|
|
|
3121 else /* less lines */
|
|
|
3122 {
|
|
|
3123 end -= old_line_count - buf->b_ml.ml_line_count;
|
|
|
3124 if (end < start)
|
|
|
3125 {
|
|
|
3126 --no_wait_return;
|
|
|
3127 msg_scroll = msg_save;
|
|
|
3128 EMSG(_("E204: Autocommand changed number of lines in unexpected way"));
|
|
|
3129 return FAIL;
|
|
|
3130 }
|
|
|
3131 }
|
|
|
3132 }
|
|
|
3133
|
|
|
3134 /*
|
|
|
3135 * The autocommands may have changed the name of the buffer, which may
|
|
|
3136 * be kept in fname, ffname and sfname.
|
|
|
3137 */
|
|
|
3138 if (buf_ffname)
|
|
|
3139 ffname = buf->b_ffname;
|
|
|
3140 if (buf_sfname)
|
|
|
3141 sfname = buf->b_sfname;
|
|
|
3142 if (buf_fname_f)
|
|
|
3143 fname = buf->b_ffname;
|
|
|
3144 if (buf_fname_s)
|
|
|
3145 fname = buf->b_sfname;
|
|
|
3146 }
|
|
|
3147 #endif
|
|
|
3148
|
|
|
3149 #ifdef FEAT_NETBEANS_INTG
|
|
|
3150 if (usingNetbeans && isNetbeansBuffer(buf))
|
|
|
3151 {
|
|
|
3152 if (whole)
|
|
|
3153 {
|
|
|
3154 /*
|
|
|
3155 * b_changed can be 0 after an undo, but we still need to write
|
|
|
3156 * the buffer to NetBeans.
|
|
|
3157 */
|
|
|
3158 if (buf->b_changed || isNetbeansModified(buf))
|
|
|
3159 {
|
|
33
|
3160 --no_wait_return; /* may wait for return now */
|
|
|
3161 msg_scroll = msg_save;
|
|
|
3162 netbeans_save_buffer(buf); /* no error checking... */
|
|
7
|
3163 return retval;
|
|
|
3164 }
|
|
|
3165 else
|
|
|
3166 {
|
|
|
3167 errnum = (char_u *)"E656: ";
|
|
|
3168 errmsg = (char_u *)_("NetBeans dissallows writes of unmodified buffers");
|
|
|
3169 buffer = NULL;
|
|
|
3170 goto fail;
|
|
|
3171 }
|
|
|
3172 }
|
|
|
3173 else
|
|
|
3174 {
|
|
|
3175 errnum = (char_u *)"E657: ";
|
|
|
3176 errmsg = (char_u *)_("Partial writes disallowed for NetBeans buffers");
|
|
|
3177 buffer = NULL;
|
|
|
3178 goto fail;
|
|
|
3179 }
|
|
|
3180 }
|
|
|
3181 #endif
|
|
|
3182
|
|
|
3183 if (shortmess(SHM_OVER) && !exiting)
|
|
|
3184 msg_scroll = FALSE; /* overwrite previous file message */
|
|
|
3185 else
|
|
|
3186 msg_scroll = TRUE; /* don't overwrite previous file message */
|
|
|
3187 if (!filtering)
|
|
|
3188 filemess(buf,
|
|
|
3189 #ifndef UNIX
|
|
|
3190 sfname,
|
|
|
3191 #else
|
|
|
3192 fname,
|
|
|
3193 #endif
|
|
|
3194 (char_u *)"", 0); /* show that we are busy */
|
|
|
3195 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
3196
|
|
|
3197 buffer = alloc(BUFSIZE);
|
|
|
3198 if (buffer == NULL) /* can't allocate big buffer, use small
|
|
|
3199 * one (to be able to write when out of
|
|
|
3200 * memory) */
|
|
|
3201 {
|
|
|
3202 buffer = smallbuf;
|
|
|
3203 bufsize = SMBUFSIZE;
|
|
|
3204 }
|
|
|
3205 else
|
|
|
3206 bufsize = BUFSIZE;
|
|
|
3207
|
|
|
3208 /*
|
|
|
3209 * Get information about original file (if there is one).
|
|
|
3210 */
|
|
|
3211 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3212 st_old.st_dev = st_old.st_ino = 0;
|
|
|
3213 perm = -1;
|
|
|
3214 if (mch_stat((char *)fname, &st_old) < 0)
|
|
|
3215 newfile = TRUE;
|
|
|
3216 else
|
|
|
3217 {
|
|
|
3218 perm = st_old.st_mode;
|
|
|
3219 if (!S_ISREG(st_old.st_mode)) /* not a file */
|
|
|
3220 {
|
|
|
3221 if (S_ISDIR(st_old.st_mode))
|
|
|
3222 {
|
|
|
3223 errnum = (char_u *)"E502: ";
|
|
|
3224 errmsg = (char_u *)_("is a directory");
|
|
|
3225 goto fail;
|
|
|
3226 }
|
|
|
3227 if (mch_nodetype(fname) != NODE_WRITABLE)
|
|
|
3228 {
|
|
|
3229 errnum = (char_u *)"E503: ";
|
|
|
3230 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3231 goto fail;
|
|
|
3232 }
|
|
|
3233 /* It's a device of some kind (or a fifo) which we can write to
|
|
|
3234 * but for which we can't make a backup. */
|
|
|
3235 device = TRUE;
|
|
|
3236 newfile = TRUE;
|
|
|
3237 perm = -1;
|
|
|
3238 }
|
|
|
3239 }
|
|
|
3240 #else /* !UNIX */
|
|
|
3241 /*
|
|
|
3242 * Check for a writable device name.
|
|
|
3243 */
|
|
|
3244 c = mch_nodetype(fname);
|
|
|
3245 if (c == NODE_OTHER)
|
|
|
3246 {
|
|
|
3247 errnum = (char_u *)"E503: ";
|
|
|
3248 errmsg = (char_u *)_("is not a file or writable device");
|
|
|
3249 goto fail;
|
|
|
3250 }
|
|
|
3251 if (c == NODE_WRITABLE)
|
|
|
3252 {
|
|
1004
|
3253 # if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3254 /* MS-Windows allows opening a device, but we will probably get stuck
|
|
|
3255 * trying to write to it. */
|
|
|
3256 if (!p_odev)
|
|
|
3257 {
|
|
|
3258 errnum = (char_u *)"E796: ";
|
|
|
3259 errmsg = (char_u *)_("writing to device disabled with 'opendevice' option");
|
|
|
3260 goto fail;
|
|
|
3261 }
|
|
|
3262 # endif
|
|
7
|
3263 device = TRUE;
|
|
|
3264 newfile = TRUE;
|
|
|
3265 perm = -1;
|
|
|
3266 }
|
|
|
3267 else
|
|
|
3268 {
|
|
|
3269 perm = mch_getperm(fname);
|
|
|
3270 if (perm < 0)
|
|
|
3271 newfile = TRUE;
|
|
|
3272 else if (mch_isdir(fname))
|
|
|
3273 {
|
|
|
3274 errnum = (char_u *)"E502: ";
|
|
|
3275 errmsg = (char_u *)_("is a directory");
|
|
|
3276 goto fail;
|
|
|
3277 }
|
|
|
3278 if (overwriting)
|
|
|
3279 (void)mch_stat((char *)fname, &st_old);
|
|
|
3280 }
|
|
|
3281 #endif /* !UNIX */
|
|
|
3282
|
|
|
3283 if (!device && !newfile)
|
|
|
3284 {
|
|
|
3285 /*
|
|
|
3286 * Check if the file is really writable (when renaming the file to
|
|
|
3287 * make a backup we won't discover it later).
|
|
|
3288 */
|
|
1303
|
3289 file_readonly = check_file_readonly(fname, (int)perm);
|
|
|
3290
|
|
7
|
3291 if (!forceit && file_readonly)
|
|
|
3292 {
|
|
|
3293 if (vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3294 {
|
|
|
3295 errnum = (char_u *)"E504: ";
|
|
|
3296 errmsg = (char_u *)_(err_readonly);
|
|
|
3297 }
|
|
|
3298 else
|
|
|
3299 {
|
|
|
3300 errnum = (char_u *)"E505: ";
|
|
|
3301 errmsg = (char_u *)_("is read-only (add ! to override)");
|
|
|
3302 }
|
|
|
3303 goto fail;
|
|
|
3304 }
|
|
|
3305
|
|
|
3306 /*
|
|
|
3307 * Check if the timestamp hasn't changed since reading the file.
|
|
|
3308 */
|
|
|
3309 if (overwriting)
|
|
|
3310 {
|
|
|
3311 retval = check_mtime(buf, &st_old);
|
|
|
3312 if (retval == FAIL)
|
|
|
3313 goto fail;
|
|
|
3314 }
|
|
|
3315 }
|
|
|
3316
|
|
|
3317 #ifdef HAVE_ACL
|
|
|
3318 /*
|
|
|
3319 * For systems that support ACL: get the ACL from the original file.
|
|
|
3320 */
|
|
|
3321 if (!newfile)
|
|
|
3322 acl = mch_get_acl(fname);
|
|
|
3323 #endif
|
|
|
3324
|
|
|
3325 /*
|
|
|
3326 * If 'backupskip' is not empty, don't make a backup for some files.
|
|
|
3327 */
|
|
|
3328 dobackup = (p_wb || p_bk || *p_pm != NUL);
|
|
|
3329 #ifdef FEAT_WILDIGN
|
|
|
3330 if (dobackup && *p_bsk != NUL && match_file_list(p_bsk, sfname, ffname))
|
|
|
3331 dobackup = FALSE;
|
|
|
3332 #endif
|
|
|
3333
|
|
|
3334 /*
|
|
|
3335 * Save the value of got_int and reset it. We don't want a previous
|
|
|
3336 * interruption cancel writing, only hitting CTRL-C while writing should
|
|
|
3337 * abort it.
|
|
|
3338 */
|
|
|
3339 prev_got_int = got_int;
|
|
|
3340 got_int = FALSE;
|
|
|
3341
|
|
|
3342 /* Mark the buffer as 'being saved' to prevent changed buffer warnings */
|
|
|
3343 buf->b_saving = TRUE;
|
|
|
3344
|
|
|
3345 /*
|
|
|
3346 * If we are not appending or filtering, the file exists, and the
|
|
|
3347 * 'writebackup', 'backup' or 'patchmode' option is set, need a backup.
|
|
|
3348 * When 'patchmode' is set also make a backup when appending.
|
|
|
3349 *
|
|
|
3350 * Do not make any backup, if 'writebackup' and 'backup' are both switched
|
|
|
3351 * off. This helps when editing large files on almost-full disks.
|
|
|
3352 */
|
|
|
3353 if (!(append && *p_pm == NUL) && !filtering && perm >= 0 && dobackup)
|
|
|
3354 {
|
|
|
3355 #if defined(UNIX) || defined(WIN32)
|
|
|
3356 struct stat st;
|
|
|
3357 #endif
|
|
|
3358
|
|
|
3359 if ((bkc_flags & BKC_YES) || append) /* "yes" */
|
|
|
3360 backup_copy = TRUE;
|
|
|
3361 #if defined(UNIX) || defined(WIN32)
|
|
|
3362 else if ((bkc_flags & BKC_AUTO)) /* "auto" */
|
|
|
3363 {
|
|
|
3364 int i;
|
|
|
3365
|
|
|
3366 # ifdef UNIX
|
|
|
3367 /*
|
|
|
3368 * Don't rename the file when:
|
|
|
3369 * - it's a hard link
|
|
|
3370 * - it's a symbolic link
|
|
|
3371 * - we don't have write permission in the directory
|
|
|
3372 * - we can't set the owner/group of the new file
|
|
|
3373 */
|
|
|
3374 if (st_old.st_nlink > 1
|
|
|
3375 || mch_lstat((char *)fname, &st) < 0
|
|
|
3376 || st.st_dev != st_old.st_dev
|
|
557
|
3377 || st.st_ino != st_old.st_ino
|
|
|
3378 # ifndef HAVE_FCHOWN
|
|
|
3379 || st.st_uid != st_old.st_uid
|
|
|
3380 || st.st_gid != st_old.st_gid
|
|
|
3381 # endif
|
|
|
3382 )
|
|
7
|
3383 backup_copy = TRUE;
|
|
|
3384 else
|
|
696
|
3385 # else
|
|
|
3386 # ifdef WIN32
|
|
|
3387 /* On NTFS file systems hard links are possible. */
|
|
|
3388 if (mch_is_linked(fname))
|
|
|
3389 backup_copy = TRUE;
|
|
|
3390 else
|
|
|
3391 # endif
|
|
7
|
3392 # endif
|
|
|
3393 {
|
|
|
3394 /*
|
|
|
3395 * Check if we can create a file and set the owner/group to
|
|
|
3396 * the ones from the original file.
|
|
|
3397 * First find a file name that doesn't exist yet (use some
|
|
|
3398 * arbitrary numbers).
|
|
|
3399 */
|
|
|
3400 STRCPY(IObuff, fname);
|
|
|
3401 for (i = 4913; ; i += 123)
|
|
|
3402 {
|
|
|
3403 sprintf((char *)gettail(IObuff), "%d", i);
|
|
557
|
3404 if (mch_lstat((char *)IObuff, &st) < 0)
|
|
7
|
3405 break;
|
|
|
3406 }
|
|
557
|
3407 fd = mch_open((char *)IObuff,
|
|
|
3408 O_CREAT|O_WRONLY|O_EXCL|O_NOFOLLOW, perm);
|
|
7
|
3409 if (fd < 0) /* can't write in directory */
|
|
|
3410 backup_copy = TRUE;
|
|
|
3411 else
|
|
|
3412 {
|
|
|
3413 # ifdef UNIX
|
|
557
|
3414 # ifdef HAVE_FCHOWN
|
|
|
3415 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
3416 # endif
|
|
7
|
3417 if (mch_stat((char *)IObuff, &st) < 0
|
|
|
3418 || st.st_uid != st_old.st_uid
|
|
|
3419 || st.st_gid != st_old.st_gid
|
|
|
3420 || st.st_mode != perm)
|
|
|
3421 backup_copy = TRUE;
|
|
|
3422 # endif
|
|
567
|
3423 /* Close the file before removing it, on MS-Windows we
|
|
|
3424 * can't delete an open file. */
|
|
|
3425 close(fd);
|
|
7
|
3426 mch_remove(IObuff);
|
|
|
3427 }
|
|
|
3428 }
|
|
|
3429 }
|
|
|
3430
|
|
|
3431 # ifdef UNIX
|
|
|
3432 /*
|
|
|
3433 * Break symlinks and/or hardlinks if we've been asked to.
|
|
|
3434 */
|
|
|
3435 if ((bkc_flags & BKC_BREAKSYMLINK) || (bkc_flags & BKC_BREAKHARDLINK))
|
|
|
3436 {
|
|
|
3437 int lstat_res;
|
|
|
3438
|
|
|
3439 lstat_res = mch_lstat((char *)fname, &st);
|
|
|
3440
|
|
|
3441 /* Symlinks. */
|
|
|
3442 if ((bkc_flags & BKC_BREAKSYMLINK)
|
|
|
3443 && lstat_res == 0
|
|
|
3444 && st.st_ino != st_old.st_ino)
|
|
|
3445 backup_copy = FALSE;
|
|
|
3446
|
|
|
3447 /* Hardlinks. */
|
|
|
3448 if ((bkc_flags & BKC_BREAKHARDLINK)
|
|
|
3449 && st_old.st_nlink > 1
|
|
|
3450 && (lstat_res != 0 || st.st_ino == st_old.st_ino))
|
|
|
3451 backup_copy = FALSE;
|
|
|
3452 }
|
|
|
3453 #endif
|
|
|
3454
|
|
|
3455 #endif
|
|
|
3456
|
|
|
3457 /* make sure we have a valid backup extension to use */
|
|
|
3458 if (*p_bex == NUL)
|
|
|
3459 {
|
|
|
3460 #ifdef RISCOS
|
|
|
3461 backup_ext = (char_u *)"/bak";
|
|
|
3462 #else
|
|
|
3463 backup_ext = (char_u *)".bak";
|
|
|
3464 #endif
|
|
|
3465 }
|
|
|
3466 else
|
|
|
3467 backup_ext = p_bex;
|
|
|
3468
|
|
|
3469 if (backup_copy
|
|
|
3470 && (fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
3471 {
|
|
|
3472 int bfd;
|
|
|
3473 char_u *copybuf, *wp;
|
|
|
3474 int some_error = FALSE;
|
|
|
3475 struct stat st_new;
|
|
|
3476 char_u *dirp;
|
|
|
3477 char_u *rootname;
|
|
344
|
3478 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3479 int did_set_shortname;
|
|
|
3480 #endif
|
|
|
3481
|
|
|
3482 copybuf = alloc(BUFSIZE + 1);
|
|
|
3483 if (copybuf == NULL)
|
|
|
3484 {
|
|
|
3485 some_error = TRUE; /* out of memory */
|
|
|
3486 goto nobackup;
|
|
|
3487 }
|
|
|
3488
|
|
|
3489 /*
|
|
|
3490 * Try to make the backup in each directory in the 'bdir' option.
|
|
|
3491 *
|
|
|
3492 * Unix semantics has it, that we may have a writable file,
|
|
|
3493 * that cannot be recreated with a simple open(..., O_CREAT, ) e.g:
|
|
|
3494 * - the directory is not writable,
|
|
|
3495 * - the file may be a symbolic link,
|
|
|
3496 * - the file may belong to another user/group, etc.
|
|
|
3497 *
|
|
|
3498 * For these reasons, the existing writable file must be truncated
|
|
|
3499 * and reused. Creation of a backup COPY will be attempted.
|
|
|
3500 */
|
|
|
3501 dirp = p_bdir;
|
|
|
3502 while (*dirp)
|
|
|
3503 {
|
|
|
3504 #ifdef UNIX
|
|
|
3505 st_new.st_ino = 0;
|
|
|
3506 st_new.st_dev = 0;
|
|
|
3507 st_new.st_gid = 0;
|
|
|
3508 #endif
|
|
|
3509
|
|
|
3510 /*
|
|
|
3511 * Isolate one directory name, using an entry in 'bdir'.
|
|
|
3512 */
|
|
|
3513 (void)copy_option_part(&dirp, copybuf, BUFSIZE, ",");
|
|
|
3514 rootname = get_file_in_dir(fname, copybuf);
|
|
|
3515 if (rootname == NULL)
|
|
|
3516 {
|
|
|
3517 some_error = TRUE; /* out of memory */
|
|
|
3518 goto nobackup;
|
|
|
3519 }
|
|
|
3520
|
|
344
|
3521 #if defined(UNIX) && !defined(SHORT_FNAME)
|
|
7
|
3522 did_set_shortname = FALSE;
|
|
|
3523 #endif
|
|
|
3524
|
|
|
3525 /*
|
|
|
3526 * May try twice if 'shortname' not set.
|
|
|
3527 */
|
|
|
3528 for (;;)
|
|
|
3529 {
|
|
|
3530 /*
|
|
|
3531 * Make backup file name.
|
|
|
3532 */
|
|
|
3533 backup = buf_modname(
|
|
|
3534 #ifdef SHORT_FNAME
|
|
|
3535 TRUE,
|
|
|
3536 #else
|
|
|
3537 (buf->b_p_sn || buf->b_shortname),
|
|
|
3538 #endif
|
|
|
3539 rootname, backup_ext, FALSE);
|
|
|
3540 if (backup == NULL)
|
|
|
3541 {
|
|
|
3542 vim_free(rootname);
|
|
|
3543 some_error = TRUE; /* out of memory */
|
|
|
3544 goto nobackup;
|
|
|
3545 }
|
|
|
3546
|
|
|
3547 /*
|
|
|
3548 * Check if backup file already exists.
|
|
|
3549 */
|
|
|
3550 if (mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3551 {
|
|
|
3552 #ifdef UNIX
|
|
|
3553 /*
|
|
|
3554 * Check if backup file is same as original file.
|
|
|
3555 * May happen when modname() gave the same file back.
|
|
|
3556 * E.g. silly link, or file name-length reached.
|
|
|
3557 * If we don't check here, we either ruin the file
|
|
|
3558 * when copying or erase it after writing. jw.
|
|
|
3559 */
|
|
|
3560 if (st_new.st_dev == st_old.st_dev
|
|
|
3561 && st_new.st_ino == st_old.st_ino)
|
|
|
3562 {
|
|
|
3563 vim_free(backup);
|
|
|
3564 backup = NULL; /* no backup file to delete */
|
|
|
3565 # ifndef SHORT_FNAME
|
|
|
3566 /*
|
|
|
3567 * may try again with 'shortname' set
|
|
|
3568 */
|
|
|
3569 if (!(buf->b_shortname || buf->b_p_sn))
|
|
|
3570 {
|
|
|
3571 buf->b_shortname = TRUE;
|
|
|
3572 did_set_shortname = TRUE;
|
|
|
3573 continue;
|
|
|
3574 }
|
|
|
3575 /* setting shortname didn't help */
|
|
|
3576 if (did_set_shortname)
|
|
|
3577 buf->b_shortname = FALSE;
|
|
|
3578 # endif
|
|
|
3579 break;
|
|
|
3580 }
|
|
|
3581 #endif
|
|
|
3582
|
|
|
3583 /*
|
|
|
3584 * If we are not going to keep the backup file, don't
|
|
|
3585 * delete an existing one, try to use another name.
|
|
|
3586 * Change one character, just before the extension.
|
|
|
3587 */
|
|
|
3588 if (!p_bk)
|
|
|
3589 {
|
|
|
3590 wp = backup + STRLEN(backup) - 1
|
|
|
3591 - STRLEN(backup_ext);
|
|
|
3592 if (wp < backup) /* empty file name ??? */
|
|
|
3593 wp = backup;
|
|
|
3594 *wp = 'z';
|
|
|
3595 while (*wp > 'a'
|
|
|
3596 && mch_stat((char *)backup, &st_new) >= 0)
|
|
|
3597 --*wp;
|
|
|
3598 /* They all exist??? Must be something wrong. */
|
|
|
3599 if (*wp == 'a')
|
|
|
3600 {
|
|
|
3601 vim_free(backup);
|
|
|
3602 backup = NULL;
|
|
|
3603 }
|
|
|
3604 }
|
|
|
3605 }
|
|
|
3606 break;
|
|
|
3607 }
|
|
|
3608 vim_free(rootname);
|
|
|
3609
|
|
|
3610 /*
|
|
|
3611 * Try to create the backup file
|
|
|
3612 */
|
|
|
3613 if (backup != NULL)
|
|
|
3614 {
|
|
|
3615 /* remove old backup, if present */
|
|
|
3616 mch_remove(backup);
|
|
|
3617 /* Open with O_EXCL to avoid the file being created while
|
|
|
3618 * we were sleeping (symlink hacker attack?) */
|
|
|
3619 bfd = mch_open((char *)backup,
|
|
557
|
3620 O_WRONLY|O_CREAT|O_EXTRA|O_EXCL|O_NOFOLLOW,
|
|
|
3621 perm & 0777);
|
|
7
|
3622 if (bfd < 0)
|
|
|
3623 {
|
|
|
3624 vim_free(backup);
|
|
|
3625 backup = NULL;
|
|
|
3626 }
|
|
|
3627 else
|
|
|
3628 {
|
|
|
3629 /* set file protection same as original file, but
|
|
|
3630 * strip s-bit */
|
|
|
3631 (void)mch_setperm(backup, perm & 0777);
|
|
|
3632
|
|
|
3633 #ifdef UNIX
|
|
|
3634 /*
|
|
|
3635 * Try to set the group of the backup same as the
|
|
|
3636 * original file. If this fails, set the protection
|
|
|
3637 * bits for the group same as the protection bits for
|
|
|
3638 * others.
|
|
|
3639 */
|
|
557
|
3640 if (st_new.st_gid != st_old.st_gid
|
|
7
|
3641 # ifdef HAVE_FCHOWN /* sequent-ptx lacks fchown() */
|
|
557
|
3642 && fchown(bfd, (uid_t)-1, st_old.st_gid) != 0
|
|
7
|
3643 # endif
|
|
|
3644 )
|
|
|
3645 mch_setperm(backup,
|
|
|
3646 (perm & 0707) | ((perm & 07) << 3));
|
|
|
3647 #endif
|
|
|
3648
|
|
|
3649 /*
|
|
|
3650 * copy the file.
|
|
|
3651 */
|
|
|
3652 write_info.bw_fd = bfd;
|
|
|
3653 write_info.bw_buf = copybuf;
|
|
|
3654 #ifdef HAS_BW_FLAGS
|
|
|
3655 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
3656 #endif
|
|
|
3657 while ((write_info.bw_len = vim_read(fd, copybuf,
|
|
|
3658 BUFSIZE)) > 0)
|
|
|
3659 {
|
|
|
3660 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
3661 {
|
|
|
3662 errmsg = (char_u *)_("E506: Can't write to backup file (add ! to override)");
|
|
|
3663 break;
|
|
|
3664 }
|
|
|
3665 ui_breakcheck();
|
|
|
3666 if (got_int)
|
|
|
3667 {
|
|
|
3668 errmsg = (char_u *)_(e_interr);
|
|
|
3669 break;
|
|
|
3670 }
|
|
|
3671 }
|
|
|
3672
|
|
|
3673 if (close(bfd) < 0 && errmsg == NULL)
|
|
|
3674 errmsg = (char_u *)_("E507: Close error for backup file (add ! to override)");
|
|
|
3675 if (write_info.bw_len < 0)
|
|
|
3676 errmsg = (char_u *)_("E508: Can't read file for backup (add ! to override)");
|
|
|
3677 #ifdef UNIX
|
|
|
3678 set_file_time(backup, st_old.st_atime, st_old.st_mtime);
|
|
|
3679 #endif
|
|
|
3680 #ifdef HAVE_ACL
|
|
|
3681 mch_set_acl(backup, acl);
|
|
|
3682 #endif
|
|
|
3683 break;
|
|
|
3684 }
|
|
|
3685 }
|
|
|
3686 }
|
|
|
3687 nobackup:
|
|
|
3688 close(fd); /* ignore errors for closing read file */
|
|
|
3689 vim_free(copybuf);
|
|
|
3690
|
|
|
3691 if (backup == NULL && errmsg == NULL)
|
|
|
3692 errmsg = (char_u *)_("E509: Cannot create backup file (add ! to override)");
|
|
|
3693 /* ignore errors when forceit is TRUE */
|
|
|
3694 if ((some_error || errmsg != NULL) && !forceit)
|
|
|
3695 {
|
|
|
3696 retval = FAIL;
|
|
|
3697 goto fail;
|
|
|
3698 }
|
|
|
3699 errmsg = NULL;
|
|
|
3700 }
|
|
|
3701 else
|
|
|
3702 {
|
|
|
3703 char_u *dirp;
|
|
|
3704 char_u *p;
|
|
|
3705 char_u *rootname;
|
|
|
3706
|
|
|
3707 /*
|
|
|
3708 * Make a backup by renaming the original file.
|
|
|
3709 */
|
|
|
3710 /*
|
|
|
3711 * If 'cpoptions' includes the "W" flag, we don't want to
|
|
|
3712 * overwrite a read-only file. But rename may be possible
|
|
|
3713 * anyway, thus we need an extra check here.
|
|
|
3714 */
|
|
|
3715 if (file_readonly && vim_strchr(p_cpo, CPO_FWRITE) != NULL)
|
|
|
3716 {
|
|
|
3717 errnum = (char_u *)"E504: ";
|
|
|
3718 errmsg = (char_u *)_(err_readonly);
|
|
|
3719 goto fail;
|
|
|
3720 }
|
|
|
3721
|
|
|
3722 /*
|
|
|
3723 *
|
|
|
3724 * Form the backup file name - change path/fo.o.h to
|
|
|
3725 * path/fo.o.h.bak Try all directories in 'backupdir', first one
|
|
|
3726 * that works is used.
|
|
|
3727 */
|
|
|
3728 dirp = p_bdir;
|
|
|
3729 while (*dirp)
|
|
|
3730 {
|
|
|
3731 /*
|
|
|
3732 * Isolate one directory name and make the backup file name.
|
|
|
3733 */
|
|
|
3734 (void)copy_option_part(&dirp, IObuff, IOSIZE, ",");
|
|
|
3735 rootname = get_file_in_dir(fname, IObuff);
|
|
|
3736 if (rootname == NULL)
|
|
|
3737 backup = NULL;
|
|
|
3738 else
|
|
|
3739 {
|
|
|
3740 backup = buf_modname(
|
|
|
3741 #ifdef SHORT_FNAME
|
|
|
3742 TRUE,
|
|
|
3743 #else
|
|
|
3744 (buf->b_p_sn || buf->b_shortname),
|
|
|
3745 #endif
|
|
|
3746 rootname, backup_ext, FALSE);
|
|
|
3747 vim_free(rootname);
|
|
|
3748 }
|
|
|
3749
|
|
|
3750 if (backup != NULL)
|
|
|
3751 {
|
|
|
3752 /*
|
|
|
3753 * If we are not going to keep the backup file, don't
|
|
|
3754 * delete an existing one, try to use another name.
|
|
|
3755 * Change one character, just before the extension.
|
|
|
3756 */
|
|
|
3757 if (!p_bk && mch_getperm(backup) >= 0)
|
|
|
3758 {
|
|
|
3759 p = backup + STRLEN(backup) - 1 - STRLEN(backup_ext);
|
|
|
3760 if (p < backup) /* empty file name ??? */
|
|
|
3761 p = backup;
|
|
|
3762 *p = 'z';
|
|
|
3763 while (*p > 'a' && mch_getperm(backup) >= 0)
|
|
|
3764 --*p;
|
|
|
3765 /* They all exist??? Must be something wrong! */
|
|
|
3766 if (*p == 'a')
|
|
|
3767 {
|
|
|
3768 vim_free(backup);
|
|
|
3769 backup = NULL;
|
|
|
3770 }
|
|
|
3771 }
|
|
|
3772 }
|
|
|
3773 if (backup != NULL)
|
|
|
3774 {
|
|
|
3775 /*
|
|
531
|
3776 * Delete any existing backup and move the current version
|
|
|
3777 * to the backup. For safety, we don't remove the backup
|
|
|
3778 * until the write has finished successfully. And if the
|
|
|
3779 * 'backup' option is set, leave it around.
|
|
7
|
3780 */
|
|
|
3781 /*
|
|
|
3782 * If the renaming of the original file to the backup file
|
|
|
3783 * works, quit here.
|
|
|
3784 */
|
|
|
3785 if (vim_rename(fname, backup) == 0)
|
|
|
3786 break;
|
|
|
3787
|
|
|
3788 vim_free(backup); /* don't do the rename below */
|
|
|
3789 backup = NULL;
|
|
|
3790 }
|
|
|
3791 }
|
|
|
3792 if (backup == NULL && !forceit)
|
|
|
3793 {
|
|
|
3794 errmsg = (char_u *)_("E510: Can't make backup file (add ! to override)");
|
|
|
3795 goto fail;
|
|
|
3796 }
|
|
|
3797 }
|
|
|
3798 }
|
|
|
3799
|
|
|
3800 #if defined(UNIX) && !defined(ARCHIE)
|
|
|
3801 /* When using ":w!" and the file was read-only: make it writable */
|
|
|
3802 if (forceit && perm >= 0 && !(perm & 0200) && st_old.st_uid == getuid()
|
|
|
3803 && vim_strchr(p_cpo, CPO_FWRITE) == NULL)
|
|
|
3804 {
|
|
|
3805 perm |= 0200;
|
|
|
3806 (void)mch_setperm(fname, perm);
|
|
|
3807 made_writable = TRUE;
|
|
|
3808 }
|
|
|
3809 #endif
|
|
|
3810
|
|
819
|
3811 /* When using ":w!" and writing to the current file, 'readonly' makes no
|
|
164
|
3812 * sense, reset it, unless 'Z' appears in 'cpoptions'. */
|
|
|
3813 if (forceit && overwriting && vim_strchr(p_cpo, CPO_KEEPRO) == NULL)
|
|
7
|
3814 {
|
|
|
3815 buf->b_p_ro = FALSE;
|
|
|
3816 #ifdef FEAT_TITLE
|
|
|
3817 need_maketitle = TRUE; /* set window title later */
|
|
|
3818 #endif
|
|
|
3819 #ifdef FEAT_WINDOWS
|
|
|
3820 status_redraw_all(); /* redraw status lines later */
|
|
|
3821 #endif
|
|
|
3822 }
|
|
|
3823
|
|
|
3824 if (end > buf->b_ml.ml_line_count)
|
|
|
3825 end = buf->b_ml.ml_line_count;
|
|
|
3826 if (buf->b_ml.ml_flags & ML_EMPTY)
|
|
|
3827 start = end + 1;
|
|
|
3828
|
|
|
3829 /*
|
|
|
3830 * If the original file is being overwritten, there is a small chance that
|
|
|
3831 * we crash in the middle of writing. Therefore the file is preserved now.
|
|
|
3832 * This makes all block numbers positive so that recovery does not need
|
|
|
3833 * the original file.
|
|
|
3834 * Don't do this if there is a backup file and we are exiting.
|
|
|
3835 */
|
|
39
|
3836 if (reset_changed && !newfile && overwriting
|
|
7
|
3837 && !(exiting && backup != NULL))
|
|
|
3838 {
|
|
|
3839 ml_preserve(buf, FALSE);
|
|
|
3840 if (got_int)
|
|
|
3841 {
|
|
|
3842 errmsg = (char_u *)_(e_interr);
|
|
|
3843 goto restore_backup;
|
|
|
3844 }
|
|
|
3845 }
|
|
|
3846
|
|
|
3847 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
3848 /*
|
|
|
3849 * Before risking to lose the original file verify if there's
|
|
|
3850 * a resource fork to preserve, and if cannot be done warn
|
|
|
3851 * the users. This happens when overwriting without backups.
|
|
|
3852 */
|
|
|
3853 if (backup == NULL && overwriting && !append)
|
|
|
3854 if (mch_has_resource_fork(fname))
|
|
|
3855 {
|
|
|
3856 errmsg = (char_u *)_("E460: The resource fork would be lost (add ! to override)");
|
|
|
3857 goto restore_backup;
|
|
|
3858 }
|
|
|
3859 #endif
|
|
|
3860
|
|
|
3861 #ifdef VMS
|
|
|
3862 vms_remove_version(fname); /* remove version */
|
|
|
3863 #endif
|
|
|
3864 /* Default: write the the file directly. May write to a temp file for
|
|
|
3865 * multi-byte conversion. */
|
|
|
3866 wfname = fname;
|
|
|
3867
|
|
|
3868 #ifdef FEAT_MBYTE
|
|
|
3869 /* Check for forced 'fileencoding' from "++opt=val" argument. */
|
|
|
3870 if (eap != NULL && eap->force_enc != 0)
|
|
|
3871 {
|
|
|
3872 fenc = eap->cmd + eap->force_enc;
|
|
|
3873 fenc = enc_canonize(fenc);
|
|
|
3874 fenc_tofree = fenc;
|
|
|
3875 }
|
|
|
3876 else
|
|
|
3877 fenc = buf->b_p_fenc;
|
|
|
3878
|
|
|
3879 /*
|
|
|
3880 * The file needs to be converted when 'fileencoding' is set and
|
|
|
3881 * 'fileencoding' differs from 'encoding'.
|
|
|
3882 */
|
|
|
3883 converted = (*fenc != NUL && !same_encoding(p_enc, fenc));
|
|
|
3884
|
|
|
3885 /*
|
|
|
3886 * Check if UTF-8 to UCS-2/4 or Latin1 conversion needs to be done. Or
|
|
|
3887 * Latin1 to Unicode conversion. This is handled in buf_write_bytes().
|
|
|
3888 * Prepare the flags for it and allocate bw_conv_buf when needed.
|
|
|
3889 */
|
|
|
3890 if (converted && (enc_utf8 || STRCMP(p_enc, "latin1") == 0))
|
|
|
3891 {
|
|
|
3892 wb_flags = get_fio_flags(fenc);
|
|
|
3893 if (wb_flags & (FIO_UCS2 | FIO_UCS4 | FIO_UTF16 | FIO_UTF8))
|
|
|
3894 {
|
|
|
3895 /* Need to allocate a buffer to translate into. */
|
|
|
3896 if (wb_flags & (FIO_UCS2 | FIO_UTF16 | FIO_UTF8))
|
|
|
3897 write_info.bw_conv_buflen = bufsize * 2;
|
|
|
3898 else /* FIO_UCS4 */
|
|
|
3899 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3900 write_info.bw_conv_buf
|
|
|
3901 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3902 if (write_info.bw_conv_buf == NULL)
|
|
|
3903 end = 0;
|
|
|
3904 }
|
|
|
3905 }
|
|
|
3906
|
|
|
3907 # ifdef WIN3264
|
|
|
3908 if (converted && wb_flags == 0 && (wb_flags = get_win_fio_flags(fenc)) != 0)
|
|
|
3909 {
|
|
|
3910 /* Convert UTF-8 -> UCS-2 and UCS-2 -> DBCS. Worst-case * 4: */
|
|
|
3911 write_info.bw_conv_buflen = bufsize * 4;
|
|
|
3912 write_info.bw_conv_buf
|
|
|
3913 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3914 if (write_info.bw_conv_buf == NULL)
|
|
|
3915 end = 0;
|
|
|
3916 }
|
|
|
3917 # endif
|
|
|
3918
|
|
|
3919 # ifdef MACOS_X
|
|
|
3920 if (converted && wb_flags == 0 && (wb_flags = get_mac_fio_flags(fenc)) != 0)
|
|
|
3921 {
|
|
|
3922 write_info.bw_conv_buflen = bufsize * 3;
|
|
|
3923 write_info.bw_conv_buf
|
|
|
3924 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3925 if (write_info.bw_conv_buf == NULL)
|
|
|
3926 end = 0;
|
|
|
3927 }
|
|
|
3928 # endif
|
|
|
3929
|
|
|
3930 # if defined(FEAT_EVAL) || defined(USE_ICONV)
|
|
|
3931 if (converted && wb_flags == 0)
|
|
|
3932 {
|
|
|
3933 # ifdef USE_ICONV
|
|
|
3934 /*
|
|
|
3935 * Use iconv() conversion when conversion is needed and it's not done
|
|
|
3936 * internally.
|
|
|
3937 */
|
|
|
3938 write_info.bw_iconv_fd = (iconv_t)my_iconv_open(fenc,
|
|
|
3939 enc_utf8 ? (char_u *)"utf-8" : p_enc);
|
|
|
3940 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
3941 {
|
|
|
3942 /* We're going to use iconv(), allocate a buffer to convert in. */
|
|
|
3943 write_info.bw_conv_buflen = bufsize * ICONV_MULT;
|
|
|
3944 write_info.bw_conv_buf
|
|
|
3945 = lalloc((long_u)write_info.bw_conv_buflen, TRUE);
|
|
|
3946 if (write_info.bw_conv_buf == NULL)
|
|
|
3947 end = 0;
|
|
|
3948 write_info.bw_first = TRUE;
|
|
|
3949 }
|
|
|
3950 # ifdef FEAT_EVAL
|
|
|
3951 else
|
|
|
3952 # endif
|
|
|
3953 # endif
|
|
|
3954
|
|
|
3955 # ifdef FEAT_EVAL
|
|
|
3956 /*
|
|
|
3957 * When the file needs to be converted with 'charconvert' after
|
|
|
3958 * writing, write to a temp file instead and let the conversion
|
|
|
3959 * overwrite the original file.
|
|
|
3960 */
|
|
|
3961 if (*p_ccv != NUL)
|
|
|
3962 {
|
|
|
3963 wfname = vim_tempname('w');
|
|
|
3964 if (wfname == NULL) /* Can't write without a tempfile! */
|
|
|
3965 {
|
|
|
3966 errmsg = (char_u *)_("E214: Can't find temp file for writing");
|
|
|
3967 goto restore_backup;
|
|
|
3968 }
|
|
|
3969 }
|
|
|
3970 # endif
|
|
|
3971 }
|
|
|
3972 # endif
|
|
|
3973 if (converted && wb_flags == 0
|
|
|
3974 # ifdef USE_ICONV
|
|
|
3975 && write_info.bw_iconv_fd == (iconv_t)-1
|
|
|
3976 # endif
|
|
|
3977 # ifdef FEAT_EVAL
|
|
|
3978 && wfname == fname
|
|
|
3979 # endif
|
|
|
3980 )
|
|
|
3981 {
|
|
|
3982 if (!forceit)
|
|
|
3983 {
|
|
|
3984 errmsg = (char_u *)_("E213: Cannot convert (add ! to write without conversion)");
|
|
|
3985 goto restore_backup;
|
|
|
3986 }
|
|
|
3987 notconverted = TRUE;
|
|
|
3988 }
|
|
|
3989 #endif
|
|
|
3990
|
|
|
3991 /*
|
|
|
3992 * Open the file "wfname" for writing.
|
|
|
3993 * We may try to open the file twice: If we can't write to the
|
|
|
3994 * file and forceit is TRUE we delete the existing file and try to create
|
|
|
3995 * a new one. If this still fails we may have lost the original file!
|
|
|
3996 * (this may happen when the user reached his quotum for number of files).
|
|
|
3997 * Appending will fail if the file does not exist and forceit is FALSE.
|
|
|
3998 */
|
|
|
3999 while ((fd = mch_open((char *)wfname, O_WRONLY | O_EXTRA | (append
|
|
|
4000 ? (forceit ? (O_APPEND | O_CREAT) : O_APPEND)
|
|
|
4001 : (O_CREAT | O_TRUNC))
|
|
216
|
4002 , perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4003 {
|
|
|
4004 /*
|
|
|
4005 * A forced write will try to create a new file if the old one is
|
|
|
4006 * still readonly. This may also happen when the directory is
|
|
|
4007 * read-only. In that case the mch_remove() will fail.
|
|
|
4008 */
|
|
|
4009 if (errmsg == NULL)
|
|
|
4010 {
|
|
|
4011 #ifdef UNIX
|
|
|
4012 struct stat st;
|
|
|
4013
|
|
|
4014 /* Don't delete the file when it's a hard or symbolic link. */
|
|
|
4015 if ((!newfile && st_old.st_nlink > 1)
|
|
|
4016 || (mch_lstat((char *)fname, &st) == 0
|
|
|
4017 && (st.st_dev != st_old.st_dev
|
|
|
4018 || st.st_ino != st_old.st_ino)))
|
|
|
4019 errmsg = (char_u *)_("E166: Can't open linked file for writing");
|
|
|
4020 else
|
|
|
4021 #endif
|
|
|
4022 {
|
|
|
4023 errmsg = (char_u *)_("E212: Can't open file for writing");
|
|
|
4024 if (forceit && vim_strchr(p_cpo, CPO_FWRITE) == NULL
|
|
|
4025 && perm >= 0)
|
|
|
4026 {
|
|
|
4027 #ifdef UNIX
|
|
|
4028 /* we write to the file, thus it should be marked
|
|
|
4029 writable after all */
|
|
|
4030 if (!(perm & 0200))
|
|
|
4031 made_writable = TRUE;
|
|
|
4032 perm |= 0200;
|
|
|
4033 if (st_old.st_uid != getuid() || st_old.st_gid != getgid())
|
|
|
4034 perm &= 0777;
|
|
|
4035 #endif
|
|
|
4036 if (!append) /* don't remove when appending */
|
|
|
4037 mch_remove(wfname);
|
|
|
4038 continue;
|
|
|
4039 }
|
|
|
4040 }
|
|
|
4041 }
|
|
|
4042
|
|
|
4043 restore_backup:
|
|
|
4044 {
|
|
|
4045 struct stat st;
|
|
|
4046
|
|
|
4047 /*
|
|
|
4048 * If we failed to open the file, we don't need a backup. Throw it
|
|
|
4049 * away. If we moved or removed the original file try to put the
|
|
|
4050 * backup in its place.
|
|
|
4051 */
|
|
|
4052 if (backup != NULL && wfname == fname)
|
|
|
4053 {
|
|
|
4054 if (backup_copy)
|
|
|
4055 {
|
|
|
4056 /*
|
|
|
4057 * There is a small chance that we removed the original,
|
|
|
4058 * try to move the copy in its place.
|
|
|
4059 * This may not work if the vim_rename() fails.
|
|
|
4060 * In that case we leave the copy around.
|
|
|
4061 */
|
|
|
4062 /* If file does not exist, put the copy in its place */
|
|
|
4063 if (mch_stat((char *)fname, &st) < 0)
|
|
|
4064 vim_rename(backup, fname);
|
|
|
4065 /* if original file does exist throw away the copy */
|
|
|
4066 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4067 mch_remove(backup);
|
|
|
4068 }
|
|
|
4069 else
|
|
|
4070 {
|
|
|
4071 /* try to put the original file back */
|
|
|
4072 vim_rename(backup, fname);
|
|
|
4073 }
|
|
|
4074 }
|
|
|
4075
|
|
|
4076 /* if original file no longer exists give an extra warning */
|
|
|
4077 if (!newfile && mch_stat((char *)fname, &st) < 0)
|
|
|
4078 end = 0;
|
|
|
4079 }
|
|
|
4080
|
|
|
4081 #ifdef FEAT_MBYTE
|
|
|
4082 if (wfname != fname)
|
|
|
4083 vim_free(wfname);
|
|
|
4084 #endif
|
|
|
4085 goto fail;
|
|
|
4086 }
|
|
|
4087 errmsg = NULL;
|
|
|
4088
|
|
|
4089 #if defined(MACOS_CLASSIC) || defined(WIN3264)
|
|
|
4090 /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4091 /*
|
|
|
4092 * On macintosh copy the original files attributes (i.e. the backup)
|
|
1201
|
4093 * This is done in order to preserve the resource fork and the
|
|
|
4094 * Finder attribute (label, comments, custom icons, file creator)
|
|
7
|
4095 */
|
|
|
4096 if (backup != NULL && overwriting && !append)
|
|
|
4097 {
|
|
|
4098 if (backup_copy)
|
|
|
4099 (void)mch_copy_file_attribute(wfname, backup);
|
|
|
4100 else
|
|
|
4101 (void)mch_copy_file_attribute(backup, wfname);
|
|
|
4102 }
|
|
|
4103
|
|
|
4104 if (!overwriting && !append)
|
|
|
4105 {
|
|
|
4106 if (buf->b_ffname != NULL)
|
|
|
4107 (void)mch_copy_file_attribute(buf->b_ffname, wfname);
|
|
1201
|
4108 /* Should copy resource fork */
|
|
7
|
4109 }
|
|
|
4110 #endif
|
|
|
4111
|
|
|
4112 write_info.bw_fd = fd;
|
|
|
4113
|
|
|
4114 #ifdef FEAT_CRYPT
|
|
|
4115 if (*buf->b_p_key && !filtering)
|
|
|
4116 {
|
|
|
4117 crypt_init_keys(buf->b_p_key);
|
|
|
4118 /* Write magic number, so that Vim knows that this file is encrypted
|
|
|
4119 * when reading it again. This also undergoes utf-8 to ucs-2/4
|
|
|
4120 * conversion when needed. */
|
|
|
4121 write_info.bw_buf = (char_u *)CRYPT_MAGIC;
|
|
|
4122 write_info.bw_len = CRYPT_MAGIC_LEN;
|
|
|
4123 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4124 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4125 end = 0;
|
|
|
4126 wb_flags |= FIO_ENCRYPTED;
|
|
|
4127 }
|
|
|
4128 #endif
|
|
|
4129
|
|
|
4130 write_info.bw_buf = buffer;
|
|
|
4131 nchars = 0;
|
|
|
4132
|
|
|
4133 /* use "++bin", "++nobin" or 'binary' */
|
|
|
4134 if (eap != NULL && eap->force_bin != 0)
|
|
|
4135 write_bin = (eap->force_bin == FORCE_BIN);
|
|
|
4136 else
|
|
|
4137 write_bin = buf->b_p_bin;
|
|
|
4138
|
|
|
4139 #ifdef FEAT_MBYTE
|
|
|
4140 /*
|
|
|
4141 * The BOM is written just after the encryption magic number.
|
|
24
|
4142 * Skip it when appending and the file already existed, the BOM only makes
|
|
|
4143 * sense at the start of the file.
|
|
7
|
4144 */
|
|
24
|
4145 if (buf->b_p_bomb && !write_bin && (!append || perm < 0))
|
|
7
|
4146 {
|
|
|
4147 write_info.bw_len = make_bom(buffer, fenc);
|
|
|
4148 if (write_info.bw_len > 0)
|
|
|
4149 {
|
|
|
4150 /* don't convert, do encryption */
|
|
|
4151 write_info.bw_flags = FIO_NOCONVERT | wb_flags;
|
|
|
4152 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4153 end = 0;
|
|
|
4154 else
|
|
|
4155 nchars += write_info.bw_len;
|
|
|
4156 }
|
|
|
4157 }
|
|
|
4158 #endif
|
|
|
4159
|
|
|
4160 write_info.bw_len = bufsize;
|
|
|
4161 #ifdef HAS_BW_FLAGS
|
|
|
4162 write_info.bw_flags = wb_flags;
|
|
|
4163 #endif
|
|
|
4164 fileformat = get_fileformat_force(buf, eap);
|
|
|
4165 s = buffer;
|
|
|
4166 len = 0;
|
|
|
4167 for (lnum = start; lnum <= end; ++lnum)
|
|
|
4168 {
|
|
|
4169 /*
|
|
|
4170 * The next while loop is done once for each character written.
|
|
|
4171 * Keep it fast!
|
|
|
4172 */
|
|
|
4173 ptr = ml_get_buf(buf, lnum, FALSE) - 1;
|
|
|
4174 while ((c = *++ptr) != NUL)
|
|
|
4175 {
|
|
|
4176 if (c == NL)
|
|
|
4177 *s = NUL; /* replace newlines with NULs */
|
|
|
4178 else if (c == CAR && fileformat == EOL_MAC)
|
|
|
4179 *s = NL; /* Mac: replace CRs with NLs */
|
|
|
4180 else
|
|
|
4181 *s = c;
|
|
|
4182 ++s;
|
|
|
4183 if (++len != bufsize)
|
|
|
4184 continue;
|
|
|
4185 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4186 {
|
|
|
4187 end = 0; /* write error: break loop */
|
|
|
4188 break;
|
|
|
4189 }
|
|
|
4190 nchars += bufsize;
|
|
|
4191 s = buffer;
|
|
|
4192 len = 0;
|
|
|
4193 }
|
|
|
4194 /* write failed or last line has no EOL: stop here */
|
|
|
4195 if (end == 0
|
|
|
4196 || (lnum == end
|
|
|
4197 && write_bin
|
|
|
4198 && (lnum == write_no_eol_lnum
|
|
|
4199 || (lnum == buf->b_ml.ml_line_count && !buf->b_p_eol))))
|
|
|
4200 {
|
|
|
4201 ++lnum; /* written the line, count it */
|
|
|
4202 no_eol = TRUE;
|
|
|
4203 break;
|
|
|
4204 }
|
|
|
4205 if (fileformat == EOL_UNIX)
|
|
|
4206 *s++ = NL;
|
|
|
4207 else
|
|
|
4208 {
|
|
|
4209 *s++ = CAR; /* EOL_MAC or EOL_DOS: write CR */
|
|
|
4210 if (fileformat == EOL_DOS) /* write CR-NL */
|
|
|
4211 {
|
|
|
4212 if (++len == bufsize)
|
|
|
4213 {
|
|
|
4214 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4215 {
|
|
|
4216 end = 0; /* write error: break loop */
|
|
|
4217 break;
|
|
|
4218 }
|
|
|
4219 nchars += bufsize;
|
|
|
4220 s = buffer;
|
|
|
4221 len = 0;
|
|
|
4222 }
|
|
|
4223 *s++ = NL;
|
|
|
4224 }
|
|
|
4225 }
|
|
|
4226 if (++len == bufsize && end)
|
|
|
4227 {
|
|
|
4228 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4229 {
|
|
|
4230 end = 0; /* write error: break loop */
|
|
|
4231 break;
|
|
|
4232 }
|
|
|
4233 nchars += bufsize;
|
|
|
4234 s = buffer;
|
|
|
4235 len = 0;
|
|
|
4236
|
|
|
4237 ui_breakcheck();
|
|
|
4238 if (got_int)
|
|
|
4239 {
|
|
|
4240 end = 0; /* Interrupted, break loop */
|
|
|
4241 break;
|
|
|
4242 }
|
|
|
4243 }
|
|
|
4244 #ifdef VMS
|
|
|
4245 /*
|
|
|
4246 * On VMS there is a problem: newlines get added when writing blocks
|
|
|
4247 * at a time. Fix it by writing a line at a time.
|
|
|
4248 * This is much slower!
|
|
22
|
4249 * Explanation: VAX/DECC RTL insists that records in some RMS
|
|
|
4250 * structures end with a newline (carriage return) character, and if
|
|
|
4251 * they don't it adds one.
|
|
|
4252 * With other RMS structures it works perfect without this fix.
|
|
7
|
4253 */
|
|
1431
|
4254 if (buf->b_fab_rfm == FAB$C_VFC
|
|
|
4255 || ((buf->b_fab_rat & (FAB$M_FTN | FAB$M_CR)) != 0))
|
|
22
|
4256 {
|
|
|
4257 int b2write;
|
|
|
4258
|
|
|
4259 buf->b_fab_mrs = (buf->b_fab_mrs == 0
|
|
|
4260 ? MIN(4096, bufsize)
|
|
|
4261 : MIN(buf->b_fab_mrs, bufsize));
|
|
|
4262
|
|
|
4263 b2write = len;
|
|
|
4264 while (b2write > 0)
|
|
7
|
4265 {
|
|
22
|
4266 write_info.bw_len = MIN(b2write, buf->b_fab_mrs);
|
|
|
4267 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4268 {
|
|
|
4269 end = 0;
|
|
|
4270 break;
|
|
|
4271 }
|
|
|
4272 b2write -= MIN(b2write, buf->b_fab_mrs);
|
|
7
|
4273 }
|
|
|
4274 write_info.bw_len = bufsize;
|
|
|
4275 nchars += len;
|
|
|
4276 s = buffer;
|
|
|
4277 len = 0;
|
|
|
4278 }
|
|
|
4279 #endif
|
|
|
4280 }
|
|
|
4281 if (len > 0 && end > 0)
|
|
|
4282 {
|
|
|
4283 write_info.bw_len = len;
|
|
|
4284 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4285 end = 0; /* write error */
|
|
|
4286 nchars += len;
|
|
|
4287 }
|
|
|
4288
|
|
|
4289 #if defined(UNIX) && defined(HAVE_FSYNC)
|
|
|
4290 /* On many journalling file systems there is a bug that causes both the
|
|
|
4291 * original and the backup file to be lost when halting the system right
|
|
|
4292 * after writing the file. That's because only the meta-data is
|
|
|
4293 * journalled. Syncing the file slows down the system, but assures it has
|
|
10
|
4294 * been written to disk and we don't lose it.
|
|
|
4295 * For a device do try the fsync() but don't complain if it does not work
|
|
36
|
4296 * (could be a pipe).
|
|
|
4297 * If the 'fsync' option is FALSE, don't fsync(). Useful for laptops. */
|
|
|
4298 if (p_fs && fsync(fd) != 0 && !device)
|
|
7
|
4299 {
|
|
|
4300 errmsg = (char_u *)_("E667: Fsync failed");
|
|
|
4301 end = 0;
|
|
|
4302 }
|
|
|
4303 #endif
|
|
|
4304
|
|
557
|
4305 #ifdef UNIX
|
|
|
4306 /* When creating a new file, set its owner/group to that of the original
|
|
|
4307 * file. Get the new device and inode number. */
|
|
|
4308 if (backup != NULL && !backup_copy)
|
|
|
4309 {
|
|
|
4310 # ifdef HAVE_FCHOWN
|
|
|
4311 struct stat st;
|
|
|
4312
|
|
|
4313 /* don't change the owner when it's already OK, some systems remove
|
|
|
4314 * permission or ACL stuff */
|
|
|
4315 if (mch_stat((char *)wfname, &st) < 0
|
|
|
4316 || st.st_uid != st_old.st_uid
|
|
|
4317 || st.st_gid != st_old.st_gid)
|
|
|
4318 {
|
|
|
4319 fchown(fd, st_old.st_uid, st_old.st_gid);
|
|
|
4320 if (perm >= 0) /* set permission again, may have changed */
|
|
|
4321 (void)mch_setperm(wfname, perm);
|
|
|
4322 }
|
|
|
4323 # endif
|
|
|
4324 buf_setino(buf);
|
|
|
4325 }
|
|
617
|
4326 else if (buf->b_dev < 0)
|
|
|
4327 /* Set the inode when creating a new file. */
|
|
|
4328 buf_setino(buf);
|
|
557
|
4329 #endif
|
|
|
4330
|
|
7
|
4331 if (close(fd) != 0)
|
|
|
4332 {
|
|
|
4333 errmsg = (char_u *)_("E512: Close failed");
|
|
|
4334 end = 0;
|
|
|
4335 }
|
|
|
4336
|
|
|
4337 #ifdef UNIX
|
|
|
4338 if (made_writable)
|
|
|
4339 perm &= ~0200; /* reset 'w' bit for security reasons */
|
|
|
4340 #endif
|
|
|
4341 if (perm >= 0) /* set perm. of new file same as old file */
|
|
|
4342 (void)mch_setperm(wfname, perm);
|
|
|
4343 #ifdef RISCOS
|
|
|
4344 if (!append && !filtering)
|
|
|
4345 /* Set the filetype after writing the file. */
|
|
|
4346 mch_set_filetype(wfname, buf->b_p_oft);
|
|
|
4347 #endif
|
|
|
4348 #ifdef HAVE_ACL
|
|
|
4349 /* Probably need to set the ACL before changing the user (can't set the
|
|
|
4350 * ACL on a file the user doesn't own). */
|
|
|
4351 if (!backup_copy)
|
|
|
4352 mch_set_acl(wfname, acl);
|
|
|
4353 #endif
|
|
|
4354
|
|
|
4355
|
|
|
4356 #if defined(FEAT_MBYTE) && defined(FEAT_EVAL)
|
|
|
4357 if (wfname != fname)
|
|
|
4358 {
|
|
|
4359 /*
|
|
|
4360 * The file was written to a temp file, now it needs to be converted
|
|
|
4361 * with 'charconvert' to (overwrite) the output file.
|
|
|
4362 */
|
|
|
4363 if (end != 0)
|
|
|
4364 {
|
|
|
4365 if (eval_charconvert(enc_utf8 ? (char_u *)"utf-8" : p_enc, fenc,
|
|
|
4366 wfname, fname) == FAIL)
|
|
|
4367 {
|
|
|
4368 write_info.bw_conv_error = TRUE;
|
|
|
4369 end = 0;
|
|
|
4370 }
|
|
|
4371 }
|
|
|
4372 mch_remove(wfname);
|
|
|
4373 vim_free(wfname);
|
|
|
4374 }
|
|
|
4375 #endif
|
|
|
4376
|
|
|
4377 if (end == 0)
|
|
|
4378 {
|
|
|
4379 if (errmsg == NULL)
|
|
|
4380 {
|
|
|
4381 #ifdef FEAT_MBYTE
|
|
|
4382 if (write_info.bw_conv_error)
|
|
26
|
4383 errmsg = (char_u *)_("E513: write error, conversion failed (make 'fenc' empty to override)");
|
|
7
|
4384 else
|
|
|
4385 #endif
|
|
|
4386 if (got_int)
|
|
|
4387 errmsg = (char_u *)_(e_interr);
|
|
|
4388 else
|
|
|
4389 errmsg = (char_u *)_("E514: write error (file system full?)");
|
|
|
4390 }
|
|
|
4391
|
|
|
4392 /*
|
|
|
4393 * If we have a backup file, try to put it in place of the new file,
|
|
|
4394 * because the new file is probably corrupt. This avoids loosing the
|
|
|
4395 * original file when trying to make a backup when writing the file a
|
|
|
4396 * second time.
|
|
|
4397 * When "backup_copy" is set we need to copy the backup over the new
|
|
|
4398 * file. Otherwise rename the backup file.
|
|
|
4399 * If this is OK, don't give the extra warning message.
|
|
|
4400 */
|
|
|
4401 if (backup != NULL)
|
|
|
4402 {
|
|
|
4403 if (backup_copy)
|
|
|
4404 {
|
|
|
4405 /* This may take a while, if we were interrupted let the user
|
|
|
4406 * know we got the message. */
|
|
|
4407 if (got_int)
|
|
|
4408 {
|
|
|
4409 MSG(_(e_interr));
|
|
|
4410 out_flush();
|
|
|
4411 }
|
|
|
4412 if ((fd = mch_open((char *)backup, O_RDONLY | O_EXTRA, 0)) >= 0)
|
|
|
4413 {
|
|
|
4414 if ((write_info.bw_fd = mch_open((char *)fname,
|
|
194
|
4415 O_WRONLY | O_CREAT | O_TRUNC | O_EXTRA,
|
|
|
4416 perm & 0777)) >= 0)
|
|
7
|
4417 {
|
|
|
4418 /* copy the file. */
|
|
|
4419 write_info.bw_buf = smallbuf;
|
|
|
4420 #ifdef HAS_BW_FLAGS
|
|
|
4421 write_info.bw_flags = FIO_NOCONVERT;
|
|
|
4422 #endif
|
|
|
4423 while ((write_info.bw_len = vim_read(fd, smallbuf,
|
|
|
4424 SMBUFSIZE)) > 0)
|
|
|
4425 if (buf_write_bytes(&write_info) == FAIL)
|
|
|
4426 break;
|
|
|
4427
|
|
|
4428 if (close(write_info.bw_fd) >= 0
|
|
|
4429 && write_info.bw_len == 0)
|
|
|
4430 end = 1; /* success */
|
|
|
4431 }
|
|
|
4432 close(fd); /* ignore errors for closing read file */
|
|
|
4433 }
|
|
|
4434 }
|
|
|
4435 else
|
|
|
4436 {
|
|
|
4437 if (vim_rename(backup, fname) == 0)
|
|
|
4438 end = 1;
|
|
|
4439 }
|
|
|
4440 }
|
|
|
4441 goto fail;
|
|
|
4442 }
|
|
|
4443
|
|
|
4444 lnum -= start; /* compute number of written lines */
|
|
|
4445 --no_wait_return; /* may wait for return now */
|
|
|
4446
|
|
|
4447 #if !(defined(UNIX) || defined(VMS))
|
|
|
4448 fname = sfname; /* use shortname now, for the messages */
|
|
|
4449 #endif
|
|
|
4450 if (!filtering)
|
|
|
4451 {
|
|
|
4452 msg_add_fname(buf, fname); /* put fname in IObuff with quotes */
|
|
|
4453 c = FALSE;
|
|
|
4454 #ifdef FEAT_MBYTE
|
|
|
4455 if (write_info.bw_conv_error)
|
|
|
4456 {
|
|
|
4457 STRCAT(IObuff, _(" CONVERSION ERROR"));
|
|
|
4458 c = TRUE;
|
|
|
4459 }
|
|
|
4460 else if (notconverted)
|
|
|
4461 {
|
|
|
4462 STRCAT(IObuff, _("[NOT converted]"));
|
|
|
4463 c = TRUE;
|
|
|
4464 }
|
|
|
4465 else if (converted)
|
|
|
4466 {
|
|
|
4467 STRCAT(IObuff, _("[converted]"));
|
|
|
4468 c = TRUE;
|
|
|
4469 }
|
|
|
4470 #endif
|
|
|
4471 if (device)
|
|
|
4472 {
|
|
|
4473 STRCAT(IObuff, _("[Device]"));
|
|
|
4474 c = TRUE;
|
|
|
4475 }
|
|
|
4476 else if (newfile)
|
|
|
4477 {
|
|
|
4478 STRCAT(IObuff, shortmess(SHM_NEW) ? _("[New]") : _("[New File]"));
|
|
|
4479 c = TRUE;
|
|
|
4480 }
|
|
|
4481 if (no_eol)
|
|
|
4482 {
|
|
|
4483 msg_add_eol();
|
|
|
4484 c = TRUE;
|
|
|
4485 }
|
|
|
4486 /* may add [unix/dos/mac] */
|
|
|
4487 if (msg_add_fileformat(fileformat))
|
|
|
4488 c = TRUE;
|
|
|
4489 #ifdef FEAT_CRYPT
|
|
|
4490 if (wb_flags & FIO_ENCRYPTED)
|
|
|
4491 {
|
|
|
4492 STRCAT(IObuff, _("[crypted]"));
|
|
|
4493 c = TRUE;
|
|
|
4494 }
|
|
|
4495 #endif
|
|
|
4496 msg_add_lines(c, (long)lnum, nchars); /* add line/char count */
|
|
|
4497 if (!shortmess(SHM_WRITE))
|
|
|
4498 {
|
|
|
4499 if (append)
|
|
|
4500 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [a]") : _(" appended"));
|
|
|
4501 else
|
|
|
4502 STRCAT(IObuff, shortmess(SHM_WRI) ? _(" [w]") : _(" written"));
|
|
|
4503 }
|
|
|
4504
|
|
679
|
4505 set_keep_msg(msg_trunc_attr(IObuff, FALSE, 0), 0);
|
|
7
|
4506 }
|
|
|
4507
|
|
39
|
4508 /* When written everything correctly: reset 'modified'. Unless not
|
|
|
4509 * writing to the original file and '+' is not in 'cpoptions'. */
|
|
589
|
4510 if (reset_changed && whole && !append
|
|
7
|
4511 #ifdef FEAT_MBYTE
|
|
|
4512 && !write_info.bw_conv_error
|
|
|
4513 #endif
|
|
39
|
4514 && (overwriting || vim_strchr(p_cpo, CPO_PLUS) != NULL)
|
|
|
4515 )
|
|
7
|
4516 {
|
|
|
4517 unchanged(buf, TRUE);
|
|
|
4518 u_unchanged(buf);
|
|
|
4519 }
|
|
|
4520
|
|
|
4521 /*
|
|
|
4522 * If written to the current file, update the timestamp of the swap file
|
|
|
4523 * and reset the BF_WRITE_MASK flags. Also sets buf->b_mtime.
|
|
|
4524 */
|
|
|
4525 if (overwriting)
|
|
|
4526 {
|
|
|
4527 ml_timestamp(buf);
|
|
589
|
4528 if (append)
|
|
|
4529 buf->b_flags &= ~BF_NEW;
|
|
|
4530 else
|
|
|
4531 buf->b_flags &= ~BF_WRITE_MASK;
|
|
7
|
4532 }
|
|
|
4533
|
|
|
4534 /*
|
|
|
4535 * If we kept a backup until now, and we are in patch mode, then we make
|
|
|
4536 * the backup file our 'original' file.
|
|
|
4537 */
|
|
|
4538 if (*p_pm && dobackup)
|
|
|
4539 {
|
|
|
4540 char *org = (char *)buf_modname(
|
|
|
4541 #ifdef SHORT_FNAME
|
|
|
4542 TRUE,
|
|
|
4543 #else
|
|
|
4544 (buf->b_p_sn || buf->b_shortname),
|
|
|
4545 #endif
|
|
|
4546 fname, p_pm, FALSE);
|
|
|
4547
|
|
|
4548 if (backup != NULL)
|
|
|
4549 {
|
|
|
4550 struct stat st;
|
|
|
4551
|
|
|
4552 /*
|
|
|
4553 * If the original file does not exist yet
|
|
|
4554 * the current backup file becomes the original file
|
|
|
4555 */
|
|
|
4556 if (org == NULL)
|
|
|
4557 EMSG(_("E205: Patchmode: can't save original file"));
|
|
|
4558 else if (mch_stat(org, &st) < 0)
|
|
|
4559 {
|
|
|
4560 vim_rename(backup, (char_u *)org);
|
|
|
4561 vim_free(backup); /* don't delete the file */
|
|
|
4562 backup = NULL;
|
|
|
4563 #ifdef UNIX
|
|
|
4564 set_file_time((char_u *)org, st_old.st_atime, st_old.st_mtime);
|
|
|
4565 #endif
|
|
|
4566 }
|
|
|
4567 }
|
|
|
4568 /*
|
|
|
4569 * If there is no backup file, remember that a (new) file was
|
|
|
4570 * created.
|
|
|
4571 */
|
|
|
4572 else
|
|
|
4573 {
|
|
|
4574 int empty_fd;
|
|
|
4575
|
|
|
4576 if (org == NULL
|
|
557
|
4577 || (empty_fd = mch_open(org,
|
|
|
4578 O_CREAT | O_EXTRA | O_EXCL | O_NOFOLLOW,
|
|
216
|
4579 perm < 0 ? 0666 : (perm & 0777))) < 0)
|
|
7
|
4580 EMSG(_("E206: patchmode: can't touch empty original file"));
|
|
|
4581 else
|
|
|
4582 close(empty_fd);
|
|
|
4583 }
|
|
|
4584 if (org != NULL)
|
|
|
4585 {
|
|
|
4586 mch_setperm((char_u *)org, mch_getperm(fname) & 0777);
|
|
|
4587 vim_free(org);
|
|
|
4588 }
|
|
|
4589 }
|
|
|
4590
|
|
|
4591 /*
|
|
|
4592 * Remove the backup unless 'backup' option is set
|
|
|
4593 */
|
|
|
4594 if (!p_bk && backup != NULL && mch_remove(backup) != 0)
|
|
|
4595 EMSG(_("E207: Can't delete backup file"));
|
|
|
4596
|
|
|
4597 #ifdef FEAT_SUN_WORKSHOP
|
|
|
4598 if (usingSunWorkShop)
|
|
|
4599 workshop_file_saved((char *) ffname);
|
|
|
4600 #endif
|
|
|
4601
|
|
|
4602 goto nofail;
|
|
|
4603
|
|
|
4604 /*
|
|
|
4605 * Finish up. We get here either after failure or success.
|
|
|
4606 */
|
|
|
4607 fail:
|
|
|
4608 --no_wait_return; /* may wait for return now */
|
|
|
4609 nofail:
|
|
|
4610
|
|
|
4611 /* Done saving, we accept changed buffer warnings again */
|
|
|
4612 buf->b_saving = FALSE;
|
|
|
4613
|
|
|
4614 vim_free(backup);
|
|
|
4615 if (buffer != smallbuf)
|
|
|
4616 vim_free(buffer);
|
|
|
4617 #ifdef FEAT_MBYTE
|
|
|
4618 vim_free(fenc_tofree);
|
|
|
4619 vim_free(write_info.bw_conv_buf);
|
|
|
4620 # ifdef USE_ICONV
|
|
|
4621 if (write_info.bw_iconv_fd != (iconv_t)-1)
|
|
|
4622 {
|
|
|
4623 iconv_close(write_info.bw_iconv_fd);
|
|
|
4624 write_info.bw_iconv_fd = (iconv_t)-1;
|
|
|
4625 }
|
|
|
4626 # endif
|
|
|
4627 #endif
|
|
|
4628 #ifdef HAVE_ACL
|
|
|
4629 mch_free_acl(acl);
|
|
|
4630 #endif
|
|
|
4631
|
|
|
4632 if (errmsg != NULL)
|
|
|
4633 {
|
|
835
|
4634 int numlen = errnum != NULL ? (int)STRLEN(errnum) : 0;
|
|
7
|
4635
|
|
|
4636 attr = hl_attr(HLF_E); /* set highlight for error messages */
|
|
|
4637 msg_add_fname(buf,
|
|
|
4638 #ifndef UNIX
|
|
|
4639 sfname
|
|
|
4640 #else
|
|
|
4641 fname
|
|
|
4642 #endif
|
|
|
4643 ); /* put file name in IObuff with quotes */
|
|
|
4644 if (STRLEN(IObuff) + STRLEN(errmsg) + numlen >= IOSIZE)
|
|
|
4645 IObuff[IOSIZE - STRLEN(errmsg) - numlen - 1] = NUL;
|
|
|
4646 /* If the error message has the form "is ...", put the error number in
|
|
|
4647 * front of the file name. */
|
|
|
4648 if (errnum != NULL)
|
|
|
4649 {
|
|
|
4650 mch_memmove(IObuff + numlen, IObuff, STRLEN(IObuff) + 1);
|
|
|
4651 mch_memmove(IObuff, errnum, (size_t)numlen);
|
|
|
4652 }
|
|
|
4653 STRCAT(IObuff, errmsg);
|
|
|
4654 emsg(IObuff);
|
|
|
4655
|
|
|
4656 retval = FAIL;
|
|
|
4657 if (end == 0)
|
|
|
4658 {
|
|
|
4659 MSG_PUTS_ATTR(_("\nWARNING: Original file may be lost or damaged\n"),
|
|
|
4660 attr | MSG_HIST);
|
|
|
4661 MSG_PUTS_ATTR(_("don't quit the editor until the file is successfully written!"),
|
|
|
4662 attr | MSG_HIST);
|
|
|
4663
|
|
|
4664 /* Update the timestamp to avoid an "overwrite changed file"
|
|
|
4665 * prompt when writing again. */
|
|
|
4666 if (mch_stat((char *)fname, &st_old) >= 0)
|
|
|
4667 {
|
|
|
4668 buf_store_time(buf, &st_old, fname);
|
|
|
4669 buf->b_mtime_read = buf->b_mtime;
|
|
|
4670 }
|
|
|
4671 }
|
|
|
4672 }
|
|
|
4673 msg_scroll = msg_save;
|
|
|
4674
|
|
|
4675 #ifdef FEAT_AUTOCMD
|
|
|
4676 #ifdef FEAT_EVAL
|
|
|
4677 if (!should_abort(retval))
|
|
|
4678 #else
|
|
|
4679 if (!got_int)
|
|
|
4680 #endif
|
|
|
4681 {
|
|
|
4682 aco_save_T aco;
|
|
|
4683
|
|
|
4684 write_no_eol_lnum = 0; /* in case it was set by the previous read */
|
|
|
4685
|
|
|
4686 /*
|
|
|
4687 * Apply POST autocommands.
|
|
|
4688 * Careful: The autocommands may call buf_write() recursively!
|
|
|
4689 */
|
|
|
4690 aucmd_prepbuf(&aco, buf);
|
|
|
4691
|
|
|
4692 if (append)
|
|
|
4693 apply_autocmds_exarg(EVENT_FILEAPPENDPOST, fname, fname,
|
|
|
4694 FALSE, curbuf, eap);
|
|
|
4695 else if (filtering)
|
|
|
4696 apply_autocmds_exarg(EVENT_FILTERWRITEPOST, NULL, fname,
|
|
|
4697 FALSE, curbuf, eap);
|
|
|
4698 else if (reset_changed && whole)
|
|
|
4699 apply_autocmds_exarg(EVENT_BUFWRITEPOST, fname, fname,
|
|
|
4700 FALSE, curbuf, eap);
|
|
|
4701 else
|
|
|
4702 apply_autocmds_exarg(EVENT_FILEWRITEPOST, fname, fname,
|
|
|
4703 FALSE, curbuf, eap);
|
|
|
4704
|
|
|
4705 /* restore curwin/curbuf and a few other things */
|
|
|
4706 aucmd_restbuf(&aco);
|
|
|
4707
|
|
|
4708 #ifdef FEAT_EVAL
|
|
|
4709 if (aborting()) /* autocmds may abort script processing */
|
|
|
4710 retval = FALSE;
|
|
|
4711 #endif
|
|
|
4712 }
|
|
|
4713 #endif
|
|
|
4714
|
|
|
4715 got_int |= prev_got_int;
|
|
|
4716
|
|
|
4717 #ifdef MACOS_CLASSIC /* TODO: Is it need for MACOS_X? (Dany) */
|
|
|
4718 /* Update machine specific information. */
|
|
|
4719 mch_post_buffer_write(buf);
|
|
|
4720 #endif
|
|
|
4721 return retval;
|
|
|
4722 }
|
|
|
4723
|
|
|
4724 /*
|
|
633
|
4725 * Set the name of the current buffer. Use when the buffer doesn't have a
|
|
|
4726 * name and a ":r" or ":w" command with a file name is used.
|
|
|
4727 */
|
|
|
4728 static int
|
|
|
4729 set_rw_fname(fname, sfname)
|
|
|
4730 char_u *fname;
|
|
|
4731 char_u *sfname;
|
|
|
4732 {
|
|
|
4733 #ifdef FEAT_AUTOCMD
|
|
|
4734 /* It's like the unnamed buffer is deleted.... */
|
|
|
4735 if (curbuf->b_p_bl)
|
|
|
4736 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
|
4737 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf);
|
|
|
4738 # ifdef FEAT_EVAL
|
|
|
4739 if (aborting()) /* autocmds may abort script processing */
|
|
|
4740 return FAIL;
|
|
|
4741 # endif
|
|
|
4742 #endif
|
|
|
4743
|
|
|
4744 if (setfname(curbuf, fname, sfname, FALSE) == OK)
|
|
|
4745 curbuf->b_flags |= BF_NOTEDITED;
|
|
|
4746
|
|
|
4747 #ifdef FEAT_AUTOCMD
|
|
|
4748 /* ....and a new named one is created */
|
|
|
4749 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, curbuf);
|
|
|
4750 if (curbuf->b_p_bl)
|
|
|
4751 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
|
4752 # ifdef FEAT_EVAL
|
|
|
4753 if (aborting()) /* autocmds may abort script processing */
|
|
|
4754 return FAIL;
|
|
|
4755 # endif
|
|
|
4756
|
|
|
4757 /* Do filetype detection now if 'filetype' is empty. */
|
|
|
4758 if (*curbuf->b_p_ft == NUL)
|
|
|
4759 {
|
|
819
|
4760 if (au_has_group((char_u *)"filetypedetect"))
|
|
676
|
4761 (void)do_doautocmd((char_u *)"filetypedetect BufRead", FALSE);
|
|
717
|
4762 do_modelines(0);
|
|
633
|
4763 }
|
|
|
4764 #endif
|
|
|
4765
|
|
|
4766 return OK;
|
|
|
4767 }
|
|
|
4768
|
|
|
4769 /*
|
|
7
|
4770 * Put file name into IObuff with quotes.
|
|
|
4771 */
|
|
33
|
4772 void
|
|
7
|
4773 msg_add_fname(buf, fname)
|
|
|
4774 buf_T *buf;
|
|
|
4775 char_u *fname;
|
|
|
4776 {
|
|
|
4777 if (fname == NULL)
|
|
|
4778 fname = (char_u *)"-stdin-";
|
|
|
4779 home_replace(buf, fname, IObuff + 1, IOSIZE - 4, TRUE);
|
|
|
4780 IObuff[0] = '"';
|
|
|
4781 STRCAT(IObuff, "\" ");
|
|
|
4782 }
|
|
|
4783
|
|
|
4784 /*
|
|
|
4785 * Append message for text mode to IObuff.
|
|
|
4786 * Return TRUE if something appended.
|
|
|
4787 */
|
|
|
4788 static int
|
|
|
4789 msg_add_fileformat(eol_type)
|
|
|
4790 int eol_type;
|
|
|
4791 {
|
|
|
4792 #ifndef USE_CRNL
|
|
|
4793 if (eol_type == EOL_DOS)
|
|
|
4794 {
|
|
|
4795 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[dos]") : _("[dos format]"));
|
|
|
4796 return TRUE;
|
|
|
4797 }
|
|
|
4798 #endif
|
|
|
4799 #ifndef USE_CR
|
|
|
4800 if (eol_type == EOL_MAC)
|
|
|
4801 {
|
|
|
4802 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[mac]") : _("[mac format]"));
|
|
|
4803 return TRUE;
|
|
|
4804 }
|
|
|
4805 #endif
|
|
|
4806 #if defined(USE_CRNL) || defined(USE_CR)
|
|
|
4807 if (eol_type == EOL_UNIX)
|
|
|
4808 {
|
|
|
4809 STRCAT(IObuff, shortmess(SHM_TEXT) ? _("[unix]") : _("[unix format]"));
|
|
|
4810 return TRUE;
|
|
|
4811 }
|
|
|
4812 #endif
|
|
|
4813 return FALSE;
|
|
|
4814 }
|
|
|
4815
|
|
|
4816 /*
|
|
|
4817 * Append line and character count to IObuff.
|
|
|
4818 */
|
|
33
|
4819 void
|
|
7
|
4820 msg_add_lines(insert_space, lnum, nchars)
|
|
|
4821 int insert_space;
|
|
|
4822 long lnum;
|
|
|
4823 long nchars;
|
|
|
4824 {
|
|
|
4825 char_u *p;
|
|
|
4826
|
|
|
4827 p = IObuff + STRLEN(IObuff);
|
|
|
4828
|
|
|
4829 if (insert_space)
|
|
|
4830 *p++ = ' ';
|
|
|
4831 if (shortmess(SHM_LINES))
|
|
|
4832 sprintf((char *)p, "%ldL, %ldC", lnum, nchars);
|
|
|
4833 else
|
|
|
4834 {
|
|
|
4835 if (lnum == 1)
|
|
|
4836 STRCPY(p, _("1 line, "));
|
|
|
4837 else
|
|
|
4838 sprintf((char *)p, _("%ld lines, "), lnum);
|
|
|
4839 p += STRLEN(p);
|
|
|
4840 if (nchars == 1)
|
|
|
4841 STRCPY(p, _("1 character"));
|
|
|
4842 else
|
|
|
4843 sprintf((char *)p, _("%ld characters"), nchars);
|
|
|
4844 }
|
|
|
4845 }
|
|
|
4846
|
|
|
4847 /*
|
|
|
4848 * Append message for missing line separator to IObuff.
|
|
|
4849 */
|
|
|
4850 static void
|
|
|
4851 msg_add_eol()
|
|
|
4852 {
|
|
|
4853 STRCAT(IObuff, shortmess(SHM_LAST) ? _("[noeol]") : _("[Incomplete last line]"));
|
|
|
4854 }
|
|
|
4855
|
|
|
4856 /*
|
|
|
4857 * Check modification time of file, before writing to it.
|
|
|
4858 * The size isn't checked, because using a tool like "gzip" takes care of
|
|
|
4859 * using the same timestamp but can't set the size.
|
|
|
4860 */
|
|
|
4861 static int
|
|
|
4862 check_mtime(buf, st)
|
|
|
4863 buf_T *buf;
|
|
|
4864 struct stat *st;
|
|
|
4865 {
|
|
|
4866 if (buf->b_mtime_read != 0
|
|
|
4867 && time_differs((long)st->st_mtime, buf->b_mtime_read))
|
|
|
4868 {
|
|
|
4869 msg_scroll = TRUE; /* don't overwrite messages here */
|
|
|
4870 msg_silent = 0; /* must give this prompt */
|
|
|
4871 /* don't use emsg() here, don't want to flush the buffers */
|
|
|
4872 MSG_ATTR(_("WARNING: The file has been changed since reading it!!!"),
|
|
|
4873 hl_attr(HLF_E));
|
|
|
4874 if (ask_yesno((char_u *)_("Do you really want to write to it"),
|
|
|
4875 TRUE) == 'n')
|
|
|
4876 return FAIL;
|
|
|
4877 msg_scroll = FALSE; /* always overwrite the file message now */
|
|
|
4878 }
|
|
|
4879 return OK;
|
|
|
4880 }
|
|
|
4881
|
|
|
4882 static int
|
|
|
4883 time_differs(t1, t2)
|
|
|
4884 long t1, t2;
|
|
|
4885 {
|
|
|
4886 #if defined(__linux__) || defined(MSDOS) || defined(MSWIN)
|
|
|
4887 /* On a FAT filesystem, esp. under Linux, there are only 5 bits to store
|
|
|
4888 * the seconds. Since the roundoff is done when flushing the inode, the
|
|
|
4889 * time may change unexpectedly by one second!!! */
|
|
|
4890 return (t1 - t2 > 1 || t2 - t1 > 1);
|
|
|
4891 #else
|
|
|
4892 return (t1 != t2);
|
|
|
4893 #endif
|
|
|
4894 }
|
|
|
4895
|
|
|
4896 /*
|
|
|
4897 * Call write() to write a number of bytes to the file.
|
|
|
4898 * Also handles encryption and 'encoding' conversion.
|
|
|
4899 *
|
|
|
4900 * Return FAIL for failure, OK otherwise.
|
|
|
4901 */
|
|
|
4902 static int
|
|
|
4903 buf_write_bytes(ip)
|
|
|
4904 struct bw_info *ip;
|
|
|
4905 {
|
|
|
4906 int wlen;
|
|
|
4907 char_u *buf = ip->bw_buf; /* data to write */
|
|
|
4908 int len = ip->bw_len; /* length of data */
|
|
|
4909 #ifdef HAS_BW_FLAGS
|
|
|
4910 int flags = ip->bw_flags; /* extra flags */
|
|
|
4911 #endif
|
|
|
4912
|
|
|
4913 #ifdef FEAT_MBYTE
|
|
|
4914 /*
|
|
|
4915 * Skip conversion when writing the crypt magic number or the BOM.
|
|
|
4916 */
|
|
|
4917 if (!(flags & FIO_NOCONVERT))
|
|
|
4918 {
|
|
|
4919 char_u *p;
|
|
|
4920 unsigned c;
|
|
|
4921 int n;
|
|
|
4922
|
|
|
4923 if (flags & FIO_UTF8)
|
|
|
4924 {
|
|
|
4925 /*
|
|
|
4926 * Convert latin1 in the buffer to UTF-8 in the file.
|
|
|
4927 */
|
|
|
4928 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4929 for (wlen = 0; wlen < len; ++wlen)
|
|
|
4930 p += utf_char2bytes(buf[wlen], p);
|
|
|
4931 buf = ip->bw_conv_buf;
|
|
|
4932 len = (int)(p - ip->bw_conv_buf);
|
|
|
4933 }
|
|
|
4934 else if (flags & (FIO_UCS4 | FIO_UTF16 | FIO_UCS2 | FIO_LATIN1))
|
|
|
4935 {
|
|
|
4936 /*
|
|
|
4937 * Convert UTF-8 bytes in the buffer to UCS-2, UCS-4, UTF-16 or
|
|
|
4938 * Latin1 chars in the file.
|
|
|
4939 */
|
|
|
4940 if (flags & FIO_LATIN1)
|
|
|
4941 p = buf; /* translate in-place (can only get shorter) */
|
|
|
4942 else
|
|
|
4943 p = ip->bw_conv_buf; /* translate to buffer */
|
|
|
4944 for (wlen = 0; wlen < len; wlen += n)
|
|
|
4945 {
|
|
|
4946 if (wlen == 0 && ip->bw_restlen != 0)
|
|
|
4947 {
|
|
|
4948 int l;
|
|
|
4949
|
|
|
4950 /* Use remainder of previous call. Append the start of
|
|
|
4951 * buf[] to get a full sequence. Might still be too
|
|
|
4952 * short! */
|
|
|
4953 l = CONV_RESTLEN - ip->bw_restlen;
|
|
|
4954 if (l > len)
|
|
|
4955 l = len;
|
|
|
4956 mch_memmove(ip->bw_rest + ip->bw_restlen, buf, (size_t)l);
|
|
474
|
4957 n = utf_ptr2len_len(ip->bw_rest, ip->bw_restlen + l);
|
|
7
|
4958 if (n > ip->bw_restlen + len)
|
|
|
4959 {
|
|
|
4960 /* We have an incomplete byte sequence at the end to
|
|
|
4961 * be written. We can't convert it without the
|
|
|
4962 * remaining bytes. Keep them for the next call. */
|
|
|
4963 if (ip->bw_restlen + len > CONV_RESTLEN)
|
|
|
4964 return FAIL;
|
|
|
4965 ip->bw_restlen += len;
|
|
|
4966 break;
|
|
|
4967 }
|
|
|
4968 if (n > 1)
|
|
|
4969 c = utf_ptr2char(ip->bw_rest);
|
|
|
4970 else
|
|
|
4971 c = ip->bw_rest[0];
|
|
|
4972 if (n >= ip->bw_restlen)
|
|
|
4973 {
|
|
|
4974 n -= ip->bw_restlen;
|
|
|
4975 ip->bw_restlen = 0;
|
|
|
4976 }
|
|
|
4977 else
|
|
|
4978 {
|
|
|
4979 ip->bw_restlen -= n;
|
|
|
4980 mch_memmove(ip->bw_rest, ip->bw_rest + n,
|
|
|
4981 (size_t)ip->bw_restlen);
|
|
|
4982 n = 0;
|
|
|
4983 }
|
|
|
4984 }
|
|
|
4985 else
|
|
|
4986 {
|
|
474
|
4987 n = utf_ptr2len_len(buf + wlen, len - wlen);
|
|
7
|
4988 if (n > len - wlen)
|
|
|
4989 {
|
|
|
4990 /* We have an incomplete byte sequence at the end to
|
|
|
4991 * be written. We can't convert it without the
|
|
|
4992 * remaining bytes. Keep them for the next call. */
|
|
|
4993 if (len - wlen > CONV_RESTLEN)
|
|
|
4994 return FAIL;
|
|
|
4995 ip->bw_restlen = len - wlen;
|
|
|
4996 mch_memmove(ip->bw_rest, buf + wlen,
|
|
|
4997 (size_t)ip->bw_restlen);
|
|
|
4998 break;
|
|
|
4999 }
|
|
|
5000 if (n > 1)
|
|
|
5001 c = utf_ptr2char(buf + wlen);
|
|
|
5002 else
|
|
|
5003 c = buf[wlen];
|
|
|
5004 }
|
|
|
5005
|
|
|
5006 ip->bw_conv_error |= ucs2bytes(c, &p, flags);
|
|
|
5007 }
|
|
|
5008 if (flags & FIO_LATIN1)
|
|
|
5009 len = (int)(p - buf);
|
|
|
5010 else
|
|
|
5011 {
|
|
|
5012 buf = ip->bw_conv_buf;
|
|
|
5013 len = (int)(p - ip->bw_conv_buf);
|
|
|
5014 }
|
|
|
5015 }
|
|
|
5016
|
|
|
5017 # ifdef WIN3264
|
|
|
5018 else if (flags & FIO_CODEPAGE)
|
|
|
5019 {
|
|
|
5020 /*
|
|
|
5021 * Convert UTF-8 or codepage to UCS-2 and then to MS-Windows
|
|
|
5022 * codepage.
|
|
|
5023 */
|
|
|
5024 char_u *from;
|
|
|
5025 size_t fromlen;
|
|
|
5026 char_u *to;
|
|
|
5027 int u8c;
|
|
|
5028 BOOL bad = FALSE;
|
|
|
5029 int needed;
|
|
|
5030
|
|
|
5031 if (ip->bw_restlen > 0)
|
|
|
5032 {
|
|
|
5033 /* Need to concatenate the remainder of the previous call and
|
|
|
5034 * the bytes of the current call. Use the end of the
|
|
|
5035 * conversion buffer for this. */
|
|
|
5036 fromlen = len + ip->bw_restlen;
|
|
|
5037 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5038 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5039 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5040 }
|
|
|
5041 else
|
|
|
5042 {
|
|
|
5043 from = buf;
|
|
|
5044 fromlen = len;
|
|
|
5045 }
|
|
|
5046
|
|
|
5047 to = ip->bw_conv_buf;
|
|
|
5048 if (enc_utf8)
|
|
|
5049 {
|
|
|
5050 /* Convert from UTF-8 to UCS-2, to the start of the buffer.
|
|
|
5051 * The buffer has been allocated to be big enough. */
|
|
|
5052 while (fromlen > 0)
|
|
|
5053 {
|
|
835
|
5054 n = (int)utf_ptr2len_len(from, (int)fromlen);
|
|
7
|
5055 if (n > (int)fromlen) /* incomplete byte sequence */
|
|
|
5056 break;
|
|
|
5057 u8c = utf_ptr2char(from);
|
|
|
5058 *to++ = (u8c & 0xff);
|
|
|
5059 *to++ = (u8c >> 8);
|
|
|
5060 fromlen -= n;
|
|
|
5061 from += n;
|
|
|
5062 }
|
|
|
5063
|
|
|
5064 /* Copy remainder to ip->bw_rest[] to be used for the next
|
|
|
5065 * call. */
|
|
|
5066 if (fromlen > CONV_RESTLEN)
|
|
|
5067 {
|
|
|
5068 /* weird overlong sequence */
|
|
|
5069 ip->bw_conv_error = TRUE;
|
|
|
5070 return FAIL;
|
|
|
5071 }
|
|
|
5072 mch_memmove(ip->bw_rest, from, fromlen);
|
|
835
|
5073 ip->bw_restlen = (int)fromlen;
|
|
7
|
5074 }
|
|
|
5075 else
|
|
|
5076 {
|
|
|
5077 /* Convert from enc_codepage to UCS-2, to the start of the
|
|
|
5078 * buffer. The buffer has been allocated to be big enough. */
|
|
|
5079 ip->bw_restlen = 0;
|
|
|
5080 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5081 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen,
|
|
7
|
5082 NULL, 0);
|
|
|
5083 if (needed == 0)
|
|
|
5084 {
|
|
|
5085 /* When conversion fails there may be a trailing byte. */
|
|
|
5086 needed = MultiByteToWideChar(enc_codepage,
|
|
1142
|
5087 MB_ERR_INVALID_CHARS, (LPCSTR)from, (int)fromlen - 1,
|
|
7
|
5088 NULL, 0);
|
|
|
5089 if (needed == 0)
|
|
|
5090 {
|
|
|
5091 /* Conversion doesn't work. */
|
|
|
5092 ip->bw_conv_error = TRUE;
|
|
|
5093 return FAIL;
|
|
|
5094 }
|
|
|
5095 /* Save the trailing byte for the next call. */
|
|
|
5096 ip->bw_rest[0] = from[fromlen - 1];
|
|
|
5097 ip->bw_restlen = 1;
|
|
|
5098 }
|
|
|
5099 needed = MultiByteToWideChar(enc_codepage, MB_ERR_INVALID_CHARS,
|
|
1142
|
5100 (LPCSTR)from, (int)(fromlen - ip->bw_restlen),
|
|
7
|
5101 (LPWSTR)to, needed);
|
|
|
5102 if (needed == 0)
|
|
|
5103 {
|
|
|
5104 /* Safety check: Conversion doesn't work. */
|
|
|
5105 ip->bw_conv_error = TRUE;
|
|
|
5106 return FAIL;
|
|
|
5107 }
|
|
|
5108 to += needed * 2;
|
|
|
5109 }
|
|
|
5110
|
|
|
5111 fromlen = to - ip->bw_conv_buf;
|
|
|
5112 buf = to;
|
|
|
5113 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5114 if (FIO_GET_CP(flags) == CP_UTF8)
|
|
|
5115 {
|
|
|
5116 /* Convert from UCS-2 to UTF-8, using the remainder of the
|
|
|
5117 * conversion buffer. Fails when out of space. */
|
|
|
5118 for (from = ip->bw_conv_buf; fromlen > 1; fromlen -= 2)
|
|
|
5119 {
|
|
|
5120 u8c = *from++;
|
|
|
5121 u8c += (*from++ << 8);
|
|
|
5122 to += utf_char2bytes(u8c, to);
|
|
|
5123 if (to + 6 >= ip->bw_conv_buf + ip->bw_conv_buflen)
|
|
|
5124 {
|
|
|
5125 ip->bw_conv_error = TRUE;
|
|
|
5126 return FAIL;
|
|
|
5127 }
|
|
|
5128 }
|
|
835
|
5129 len = (int)(to - buf);
|
|
7
|
5130 }
|
|
|
5131 else
|
|
|
5132 #endif
|
|
|
5133 {
|
|
|
5134 /* Convert from UCS-2 to the codepage, using the remainder of
|
|
|
5135 * the conversion buffer. If the conversion uses the default
|
|
|
5136 * character "0", the data doesn't fit in this encoding, so
|
|
|
5137 * fail. */
|
|
|
5138 len = WideCharToMultiByte(FIO_GET_CP(flags), 0,
|
|
|
5139 (LPCWSTR)ip->bw_conv_buf, (int)fromlen / sizeof(WCHAR),
|
|
1142
|
5140 (LPSTR)to, (int)(ip->bw_conv_buflen - fromlen), 0,
|
|
|
5141 &bad);
|
|
7
|
5142 if (bad)
|
|
|
5143 {
|
|
|
5144 ip->bw_conv_error = TRUE;
|
|
|
5145 return FAIL;
|
|
|
5146 }
|
|
|
5147 }
|
|
|
5148 }
|
|
|
5149 # endif
|
|
|
5150
|
|
765
|
5151 # ifdef MACOS_CONVERT
|
|
7
|
5152 else if (flags & FIO_MACROMAN)
|
|
|
5153 {
|
|
|
5154 /*
|
|
|
5155 * Convert UTF-8 or latin1 to Apple MacRoman.
|
|
|
5156 */
|
|
|
5157 char_u *from;
|
|
|
5158 size_t fromlen;
|
|
|
5159
|
|
|
5160 if (ip->bw_restlen > 0)
|
|
|
5161 {
|
|
|
5162 /* Need to concatenate the remainder of the previous call and
|
|
|
5163 * the bytes of the current call. Use the end of the
|
|
|
5164 * conversion buffer for this. */
|
|
|
5165 fromlen = len + ip->bw_restlen;
|
|
|
5166 from = ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5167 mch_memmove(from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5168 mch_memmove(from + ip->bw_restlen, buf, (size_t)len);
|
|
|
5169 }
|
|
|
5170 else
|
|
|
5171 {
|
|
|
5172 from = buf;
|
|
|
5173 fromlen = len;
|
|
|
5174 }
|
|
|
5175
|
|
18
|
5176 if (enc2macroman(from, fromlen,
|
|
|
5177 ip->bw_conv_buf, &len, ip->bw_conv_buflen,
|
|
|
5178 ip->bw_rest, &ip->bw_restlen) == FAIL)
|
|
7
|
5179 {
|
|
|
5180 ip->bw_conv_error = TRUE;
|
|
|
5181 return FAIL;
|
|
|
5182 }
|
|
|
5183 buf = ip->bw_conv_buf;
|
|
|
5184 }
|
|
|
5185 # endif
|
|
|
5186
|
|
|
5187 # ifdef USE_ICONV
|
|
|
5188 if (ip->bw_iconv_fd != (iconv_t)-1)
|
|
|
5189 {
|
|
|
5190 const char *from;
|
|
|
5191 size_t fromlen;
|
|
|
5192 char *to;
|
|
|
5193 size_t tolen;
|
|
|
5194
|
|
|
5195 /* Convert with iconv(). */
|
|
|
5196 if (ip->bw_restlen > 0)
|
|
|
5197 {
|
|
|
5198 /* Need to concatenate the remainder of the previous call and
|
|
|
5199 * the bytes of the current call. Use the end of the
|
|
|
5200 * conversion buffer for this. */
|
|
|
5201 fromlen = len + ip->bw_restlen;
|
|
|
5202 from = (char *)ip->bw_conv_buf + ip->bw_conv_buflen - fromlen;
|
|
|
5203 mch_memmove((void *)from, ip->bw_rest, (size_t)ip->bw_restlen);
|
|
|
5204 mch_memmove((void *)(from + ip->bw_restlen), buf, (size_t)len);
|
|
|
5205 tolen = ip->bw_conv_buflen - fromlen;
|
|
|
5206 }
|
|
|
5207 else
|
|
|
5208 {
|
|
|
5209 from = (const char *)buf;
|
|
|
5210 fromlen = len;
|
|
|
5211 tolen = ip->bw_conv_buflen;
|
|
|
5212 }
|
|
|
5213 to = (char *)ip->bw_conv_buf;
|
|
|
5214
|
|
|
5215 if (ip->bw_first)
|
|
|
5216 {
|
|
|
5217 size_t save_len = tolen;
|
|
|
5218
|
|
|
5219 /* output the initial shift state sequence */
|
|
|
5220 (void)iconv(ip->bw_iconv_fd, NULL, NULL, &to, &tolen);
|
|
|
5221
|
|
|
5222 /* There is a bug in iconv() on Linux (which appears to be
|
|
|
5223 * wide-spread) which sets "to" to NULL and messes up "tolen".
|
|
|
5224 */
|
|
|
5225 if (to == NULL)
|
|
|
5226 {
|
|
|
5227 to = (char *)ip->bw_conv_buf;
|
|
|
5228 tolen = save_len;
|
|
|
5229 }
|
|
|
5230 ip->bw_first = FALSE;
|
|
|
5231 }
|
|
|
5232
|
|
|
5233 /*
|
|
|
5234 * If iconv() has an error or there is not enough room, fail.
|
|
|
5235 */
|
|
|
5236 if ((iconv(ip->bw_iconv_fd, (void *)&from, &fromlen, &to, &tolen)
|
|
|
5237 == (size_t)-1 && ICONV_ERRNO != ICONV_EINVAL)
|
|
|
5238 || fromlen > CONV_RESTLEN)
|
|
|
5239 {
|
|
|
5240 ip->bw_conv_error = TRUE;
|
|
|
5241 return FAIL;
|
|
|
5242 }
|
|
|
5243
|
|
|
5244 /* copy remainder to ip->bw_rest[] to be used for the next call. */
|
|
|
5245 if (fromlen > 0)
|
|
|
5246 mch_memmove(ip->bw_rest, (void *)from, fromlen);
|
|
|
5247 ip->bw_restlen = (int)fromlen;
|
|
|
5248
|
|
|
5249 buf = ip->bw_conv_buf;
|
|
|
5250 len = (int)((char_u *)to - ip->bw_conv_buf);
|
|
|
5251 }
|
|
|
5252 # endif
|
|
|
5253 }
|
|
|
5254 #endif /* FEAT_MBYTE */
|
|
|
5255
|
|
|
5256 #ifdef FEAT_CRYPT
|
|
|
5257 if (flags & FIO_ENCRYPTED) /* encrypt the data */
|
|
|
5258 {
|
|
|
5259 int ztemp, t, i;
|
|
|
5260
|
|
|
5261 for (i = 0; i < len; i++)
|
|
|
5262 {
|
|
|
5263 ztemp = buf[i];
|
|
|
5264 buf[i] = ZENCODE(ztemp, t);
|
|
|
5265 }
|
|
|
5266 }
|
|
|
5267 #endif
|
|
|
5268
|
|
|
5269 /* Repeat the write(), it may be interrupted by a signal. */
|
|
1142
|
5270 while (len > 0)
|
|
7
|
5271 {
|
|
|
5272 wlen = vim_write(ip->bw_fd, buf, len);
|
|
|
5273 if (wlen <= 0) /* error! */
|
|
|
5274 return FAIL;
|
|
|
5275 len -= wlen;
|
|
|
5276 buf += wlen;
|
|
|
5277 }
|
|
|
5278 return OK;
|
|
|
5279 }
|
|
|
5280
|
|
|
5281 #ifdef FEAT_MBYTE
|
|
|
5282 /*
|
|
|
5283 * Convert a Unicode character to bytes.
|
|
|
5284 */
|
|
|
5285 static int
|
|
|
5286 ucs2bytes(c, pp, flags)
|
|
|
5287 unsigned c; /* in: character */
|
|
|
5288 char_u **pp; /* in/out: pointer to result */
|
|
|
5289 int flags; /* FIO_ flags */
|
|
|
5290 {
|
|
|
5291 char_u *p = *pp;
|
|
|
5292 int error = FALSE;
|
|
|
5293 int cc;
|
|
|
5294
|
|
|
5295
|
|
|
5296 if (flags & FIO_UCS4)
|
|
|
5297 {
|
|
|
5298 if (flags & FIO_ENDIAN_L)
|
|
|
5299 {
|
|
|
5300 *p++ = c;
|
|
|
5301 *p++ = (c >> 8);
|
|
|
5302 *p++ = (c >> 16);
|
|
|
5303 *p++ = (c >> 24);
|
|
|
5304 }
|
|
|
5305 else
|
|
|
5306 {
|
|
|
5307 *p++ = (c >> 24);
|
|
|
5308 *p++ = (c >> 16);
|
|
|
5309 *p++ = (c >> 8);
|
|
|
5310 *p++ = c;
|
|
|
5311 }
|
|
|
5312 }
|
|
|
5313 else if (flags & (FIO_UCS2 | FIO_UTF16))
|
|
|
5314 {
|
|
|
5315 if (c >= 0x10000)
|
|
|
5316 {
|
|
|
5317 if (flags & FIO_UTF16)
|
|
|
5318 {
|
|
|
5319 /* Make two words, ten bits of the character in each. First
|
|
|
5320 * word is 0xd800 - 0xdbff, second one 0xdc00 - 0xdfff */
|
|
|
5321 c -= 0x10000;
|
|
|
5322 if (c >= 0x100000)
|
|
|
5323 error = TRUE;
|
|
|
5324 cc = ((c >> 10) & 0x3ff) + 0xd800;
|
|
|
5325 if (flags & FIO_ENDIAN_L)
|
|
|
5326 {
|
|
|
5327 *p++ = cc;
|
|
|
5328 *p++ = ((unsigned)cc >> 8);
|
|
|
5329 }
|
|
|
5330 else
|
|
|
5331 {
|
|
|
5332 *p++ = ((unsigned)cc >> 8);
|
|
|
5333 *p++ = cc;
|
|
|
5334 }
|
|
|
5335 c = (c & 0x3ff) + 0xdc00;
|
|
|
5336 }
|
|
|
5337 else
|
|
|
5338 error = TRUE;
|
|
|
5339 }
|
|
|
5340 if (flags & FIO_ENDIAN_L)
|
|
|
5341 {
|
|
|
5342 *p++ = c;
|
|
|
5343 *p++ = (c >> 8);
|
|
|
5344 }
|
|
|
5345 else
|
|
|
5346 {
|
|
|
5347 *p++ = (c >> 8);
|
|
|
5348 *p++ = c;
|
|
|
5349 }
|
|
|
5350 }
|
|
|
5351 else /* Latin1 */
|
|
|
5352 {
|
|
|
5353 if (c >= 0x100)
|
|
|
5354 {
|
|
|
5355 error = TRUE;
|
|
|
5356 *p++ = 0xBF;
|
|
|
5357 }
|
|
|
5358 else
|
|
|
5359 *p++ = c;
|
|
|
5360 }
|
|
|
5361
|
|
|
5362 *pp = p;
|
|
|
5363 return error;
|
|
|
5364 }
|
|
|
5365
|
|
|
5366 /*
|
|
|
5367 * Return TRUE if "a" and "b" are the same 'encoding'.
|
|
|
5368 * Ignores difference between "ansi" and "latin1", "ucs-4" and "ucs-4be", etc.
|
|
|
5369 */
|
|
|
5370 static int
|
|
|
5371 same_encoding(a, b)
|
|
|
5372 char_u *a;
|
|
|
5373 char_u *b;
|
|
|
5374 {
|
|
|
5375 int f;
|
|
|
5376
|
|
|
5377 if (STRCMP(a, b) == 0)
|
|
|
5378 return TRUE;
|
|
|
5379 f = get_fio_flags(a);
|
|
|
5380 return (f != 0 && get_fio_flags(b) == f);
|
|
|
5381 }
|
|
|
5382
|
|
|
5383 /*
|
|
|
5384 * Check "ptr" for a unicode encoding and return the FIO_ flags needed for the
|
|
|
5385 * internal conversion.
|
|
|
5386 * if "ptr" is an empty string, use 'encoding'.
|
|
|
5387 */
|
|
|
5388 static int
|
|
|
5389 get_fio_flags(ptr)
|
|
|
5390 char_u *ptr;
|
|
|
5391 {
|
|
|
5392 int prop;
|
|
|
5393
|
|
|
5394 if (*ptr == NUL)
|
|
|
5395 ptr = p_enc;
|
|
|
5396
|
|
|
5397 prop = enc_canon_props(ptr);
|
|
|
5398 if (prop & ENC_UNICODE)
|
|
|
5399 {
|
|
|
5400 if (prop & ENC_2BYTE)
|
|
|
5401 {
|
|
|
5402 if (prop & ENC_ENDIAN_L)
|
|
|
5403 return FIO_UCS2 | FIO_ENDIAN_L;
|
|
|
5404 return FIO_UCS2;
|
|
|
5405 }
|
|
|
5406 if (prop & ENC_4BYTE)
|
|
|
5407 {
|
|
|
5408 if (prop & ENC_ENDIAN_L)
|
|
|
5409 return FIO_UCS4 | FIO_ENDIAN_L;
|
|
|
5410 return FIO_UCS4;
|
|
|
5411 }
|
|
|
5412 if (prop & ENC_2WORD)
|
|
|
5413 {
|
|
|
5414 if (prop & ENC_ENDIAN_L)
|
|
|
5415 return FIO_UTF16 | FIO_ENDIAN_L;
|
|
|
5416 return FIO_UTF16;
|
|
|
5417 }
|
|
|
5418 return FIO_UTF8;
|
|
|
5419 }
|
|
|
5420 if (prop & ENC_LATIN1)
|
|
|
5421 return FIO_LATIN1;
|
|
|
5422 /* must be ENC_DBCS, requires iconv() */
|
|
|
5423 return 0;
|
|
|
5424 }
|
|
|
5425
|
|
|
5426 #ifdef WIN3264
|
|
|
5427 /*
|
|
|
5428 * Check "ptr" for a MS-Windows codepage name and return the FIO_ flags needed
|
|
|
5429 * for the conversion MS-Windows can do for us. Also accept "utf-8".
|
|
|
5430 * Used for conversion between 'encoding' and 'fileencoding'.
|
|
|
5431 */
|
|
|
5432 static int
|
|
|
5433 get_win_fio_flags(ptr)
|
|
|
5434 char_u *ptr;
|
|
|
5435 {
|
|
|
5436 int cp;
|
|
|
5437
|
|
|
5438 /* Cannot do this when 'encoding' is not utf-8 and not a codepage. */
|
|
|
5439 if (!enc_utf8 && enc_codepage <= 0)
|
|
|
5440 return 0;
|
|
|
5441
|
|
|
5442 cp = encname2codepage(ptr);
|
|
|
5443 if (cp == 0)
|
|
|
5444 {
|
|
|
5445 # ifdef CP_UTF8 /* VC 4.1 doesn't define CP_UTF8 */
|
|
|
5446 if (STRCMP(ptr, "utf-8") == 0)
|
|
|
5447 cp = CP_UTF8;
|
|
|
5448 else
|
|
|
5449 # endif
|
|
|
5450 return 0;
|
|
|
5451 }
|
|
|
5452 return FIO_PUT_CP(cp) | FIO_CODEPAGE;
|
|
|
5453 }
|
|
|
5454 #endif
|
|
|
5455
|
|
|
5456 #ifdef MACOS_X
|
|
|
5457 /*
|
|
|
5458 * Check "ptr" for a Carbon supported encoding and return the FIO_ flags
|
|
|
5459 * needed for the internal conversion to/from utf-8 or latin1.
|
|
|
5460 */
|
|
|
5461 static int
|
|
|
5462 get_mac_fio_flags(ptr)
|
|
|
5463 char_u *ptr;
|
|
|
5464 {
|
|
|
5465 if ((enc_utf8 || STRCMP(p_enc, "latin1") == 0)
|
|
|
5466 && (enc_canon_props(ptr) & ENC_MACROMAN))
|
|
|
5467 return FIO_MACROMAN;
|
|
|
5468 return 0;
|
|
|
5469 }
|
|
|
5470 #endif
|
|
|
5471
|
|
|
5472 /*
|
|
|
5473 * Check for a Unicode BOM (Byte Order Mark) at the start of p[size].
|
|
|
5474 * "size" must be at least 2.
|
|
|
5475 * Return the name of the encoding and set "*lenp" to the length.
|
|
|
5476 * Returns NULL when no BOM found.
|
|
|
5477 */
|
|
|
5478 static char_u *
|
|
|
5479 check_for_bom(p, size, lenp, flags)
|
|
|
5480 char_u *p;
|
|
|
5481 long size;
|
|
|
5482 int *lenp;
|
|
|
5483 int flags;
|
|
|
5484 {
|
|
|
5485 char *name = NULL;
|
|
|
5486 int len = 2;
|
|
|
5487
|
|
|
5488 if (p[0] == 0xef && p[1] == 0xbb && size >= 3 && p[2] == 0xbf
|
|
|
5489 && (flags == FIO_ALL || flags == 0))
|
|
|
5490 {
|
|
|
5491 name = "utf-8"; /* EF BB BF */
|
|
|
5492 len = 3;
|
|
|
5493 }
|
|
|
5494 else if (p[0] == 0xff && p[1] == 0xfe)
|
|
|
5495 {
|
|
|
5496 if (size >= 4 && p[2] == 0 && p[3] == 0
|
|
|
5497 && (flags == FIO_ALL || flags == (FIO_UCS4 | FIO_ENDIAN_L)))
|
|
|
5498 {
|
|
|
5499 name = "ucs-4le"; /* FF FE 00 00 */
|
|
|
5500 len = 4;
|
|
|
5501 }
|
|
|
5502 else if (flags == FIO_ALL || flags == (FIO_UCS2 | FIO_ENDIAN_L))
|
|
|
5503 name = "ucs-2le"; /* FF FE */
|
|
|
5504 else if (flags == (FIO_UTF16 | FIO_ENDIAN_L))
|
|
|
5505 name = "utf-16le"; /* FF FE */
|
|
|
5506 }
|
|
|
5507 else if (p[0] == 0xfe && p[1] == 0xff
|
|
|
5508 && (flags == FIO_ALL || flags == FIO_UCS2 || flags == FIO_UTF16))
|
|
|
5509 {
|
|
|
5510 if (flags == FIO_UTF16)
|
|
|
5511 name = "utf-16"; /* FE FF */
|
|
|
5512 else
|
|
|
5513 name = "ucs-2"; /* FE FF */
|
|
|
5514 }
|
|
|
5515 else if (size >= 4 && p[0] == 0 && p[1] == 0 && p[2] == 0xfe
|
|
|
5516 && p[3] == 0xff && (flags == FIO_ALL || flags == FIO_UCS4))
|
|
|
5517 {
|
|
|
5518 name = "ucs-4"; /* 00 00 FE FF */
|
|
|
5519 len = 4;
|
|
|
5520 }
|
|
|
5521
|
|
|
5522 *lenp = len;
|
|
|
5523 return (char_u *)name;
|
|
|
5524 }
|
|
|
5525
|
|
|
5526 /*
|
|
|
5527 * Generate a BOM in "buf[4]" for encoding "name".
|
|
|
5528 * Return the length of the BOM (zero when no BOM).
|
|
|
5529 */
|
|
|
5530 static int
|
|
|
5531 make_bom(buf, name)
|
|
|
5532 char_u *buf;
|
|
|
5533 char_u *name;
|
|
|
5534 {
|
|
|
5535 int flags;
|
|
|
5536 char_u *p;
|
|
|
5537
|
|
|
5538 flags = get_fio_flags(name);
|
|
|
5539
|
|
|
5540 /* Can't put a BOM in a non-Unicode file. */
|
|
|
5541 if (flags == FIO_LATIN1 || flags == 0)
|
|
|
5542 return 0;
|
|
|
5543
|
|
|
5544 if (flags == FIO_UTF8) /* UTF-8 */
|
|
|
5545 {
|
|
|
5546 buf[0] = 0xef;
|
|
|
5547 buf[1] = 0xbb;
|
|
|
5548 buf[2] = 0xbf;
|
|
|
5549 return 3;
|
|
|
5550 }
|
|
|
5551 p = buf;
|
|
|
5552 (void)ucs2bytes(0xfeff, &p, flags);
|
|
|
5553 return (int)(p - buf);
|
|
|
5554 }
|
|
|
5555 #endif
|
|
|
5556
|
|
1418
|
5557 #if defined(FEAT_VIMINFO) || defined(FEAT_BROWSE) || \
|
|
|
5558 defined(FEAT_QUICKFIX) || defined(PROTO)
|
|
7
|
5559 /*
|
|
|
5560 * Try to find a shortname by comparing the fullname with the current
|
|
|
5561 * directory.
|
|
1411
|
5562 * Returns "full_path" or pointer into "full_path" if shortened.
|
|
|
5563 */
|
|
|
5564 char_u *
|
|
|
5565 shorten_fname1(full_path)
|
|
|
5566 char_u *full_path;
|
|
|
5567 {
|
|
|
5568 char_u dirname[MAXPATHL];
|
|
|
5569 char_u *p = full_path;
|
|
|
5570
|
|
|
5571 if (mch_dirname(dirname, MAXPATHL) == OK)
|
|
|
5572 {
|
|
|
5573 p = shorten_fname(full_path, dirname);
|
|
|
5574 if (p == NULL || *p == NUL)
|
|
|
5575 p = full_path;
|
|
|
5576 }
|
|
|
5577 return p;
|
|
|
5578 }
|
|
1418
|
5579 #endif
|
|
1411
|
5580
|
|
|
5581 /*
|
|
|
5582 * Try to find a shortname by comparing the fullname with the current
|
|
|
5583 * directory.
|
|
7
|
5584 * Returns NULL if not shorter name possible, pointer into "full_path"
|
|
|
5585 * otherwise.
|
|
|
5586 */
|
|
|
5587 char_u *
|
|
|
5588 shorten_fname(full_path, dir_name)
|
|
|
5589 char_u *full_path;
|
|
|
5590 char_u *dir_name;
|
|
|
5591 {
|
|
|
5592 int len;
|
|
|
5593 char_u *p;
|
|
|
5594
|
|
|
5595 if (full_path == NULL)
|
|
|
5596 return NULL;
|
|
|
5597 len = (int)STRLEN(dir_name);
|
|
|
5598 if (fnamencmp(dir_name, full_path, len) == 0)
|
|
|
5599 {
|
|
|
5600 p = full_path + len;
|
|
|
5601 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5602 /*
|
|
|
5603 * MSDOS: when a file is in the root directory, dir_name will end in a
|
|
|
5604 * slash, since C: by itself does not define a specific dir. In this
|
|
|
5605 * case p may already be correct. <negri>
|
|
|
5606 */
|
|
|
5607 if (!((len > 2) && (*(p - 2) == ':')))
|
|
|
5608 #endif
|
|
|
5609 {
|
|
|
5610 if (vim_ispathsep(*p))
|
|
|
5611 ++p;
|
|
|
5612 #ifndef VMS /* the path separator is always part of the path */
|
|
|
5613 else
|
|
|
5614 p = NULL;
|
|
|
5615 #endif
|
|
|
5616 }
|
|
|
5617 }
|
|
|
5618 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
5619 /*
|
|
|
5620 * When using a file in the current drive, remove the drive name:
|
|
|
5621 * "A:\dir\file" -> "\dir\file". This helps when moving a session file on
|
|
|
5622 * a floppy from "A:\dir" to "B:\dir".
|
|
|
5623 */
|
|
|
5624 else if (len > 3
|
|
|
5625 && TOUPPER_LOC(full_path[0]) == TOUPPER_LOC(dir_name[0])
|
|
|
5626 && full_path[1] == ':'
|
|
|
5627 && vim_ispathsep(full_path[2]))
|
|
|
5628 p = full_path + 2;
|
|
|
5629 #endif
|
|
|
5630 else
|
|
|
5631 p = NULL;
|
|
|
5632 return p;
|
|
|
5633 }
|
|
|
5634
|
|
|
5635 /*
|
|
|
5636 * Shorten filenames for all buffers.
|
|
|
5637 * When "force" is TRUE: Use full path from now on for files currently being
|
|
|
5638 * edited, both for file name and swap file name. Try to shorten the file
|
|
|
5639 * names a bit, if safe to do so.
|
|
|
5640 * When "force" is FALSE: Only try to shorten absolute file names.
|
|
|
5641 * For buffers that have buftype "nofile" or "scratch": never change the file
|
|
|
5642 * name.
|
|
|
5643 */
|
|
|
5644 void
|
|
|
5645 shorten_fnames(force)
|
|
|
5646 int force;
|
|
|
5647 {
|
|
|
5648 char_u dirname[MAXPATHL];
|
|
|
5649 buf_T *buf;
|
|
|
5650 char_u *p;
|
|
|
5651
|
|
|
5652 mch_dirname(dirname, MAXPATHL);
|
|
|
5653 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5654 {
|
|
|
5655 if (buf->b_fname != NULL
|
|
|
5656 #ifdef FEAT_QUICKFIX
|
|
|
5657 && !bt_nofile(buf)
|
|
|
5658 #endif
|
|
|
5659 && !path_with_url(buf->b_fname)
|
|
|
5660 && (force
|
|
|
5661 || buf->b_sfname == NULL
|
|
|
5662 || mch_isFullName(buf->b_sfname)))
|
|
|
5663 {
|
|
|
5664 vim_free(buf->b_sfname);
|
|
|
5665 buf->b_sfname = NULL;
|
|
|
5666 p = shorten_fname(buf->b_ffname, dirname);
|
|
|
5667 if (p != NULL)
|
|
|
5668 {
|
|
|
5669 buf->b_sfname = vim_strsave(p);
|
|
|
5670 buf->b_fname = buf->b_sfname;
|
|
|
5671 }
|
|
|
5672 if (p == NULL || buf->b_fname == NULL)
|
|
|
5673 buf->b_fname = buf->b_ffname;
|
|
9
|
5674 }
|
|
|
5675
|
|
|
5676 /* Always make the swap file name a full path, a "nofile" buffer may
|
|
|
5677 * also have a swap file. */
|
|
|
5678 mf_fullname(buf->b_ml.ml_mfp);
|
|
7
|
5679 }
|
|
|
5680 #ifdef FEAT_WINDOWS
|
|
|
5681 status_redraw_all();
|
|
672
|
5682 redraw_tabline = TRUE;
|
|
7
|
5683 #endif
|
|
|
5684 }
|
|
|
5685
|
|
|
5686 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
|
|
|
5687 || defined(FEAT_GUI_MSWIN) \
|
|
|
5688 || defined(FEAT_GUI_MAC) \
|
|
|
5689 || defined(PROTO)
|
|
|
5690 /*
|
|
|
5691 * Shorten all filenames in "fnames[count]" by current directory.
|
|
|
5692 */
|
|
|
5693 void
|
|
|
5694 shorten_filenames(fnames, count)
|
|
|
5695 char_u **fnames;
|
|
|
5696 int count;
|
|
|
5697 {
|
|
|
5698 int i;
|
|
|
5699 char_u dirname[MAXPATHL];
|
|
|
5700 char_u *p;
|
|
|
5701
|
|
|
5702 if (fnames == NULL || count < 1)
|
|
|
5703 return;
|
|
|
5704 mch_dirname(dirname, sizeof(dirname));
|
|
|
5705 for (i = 0; i < count; ++i)
|
|
|
5706 {
|
|
|
5707 if ((p = shorten_fname(fnames[i], dirname)) != NULL)
|
|
|
5708 {
|
|
|
5709 /* shorten_fname() returns pointer in given "fnames[i]". If free
|
|
|
5710 * "fnames[i]" first, "p" becomes invalid. So we need to copy
|
|
|
5711 * "p" first then free fnames[i]. */
|
|
|
5712 p = vim_strsave(p);
|
|
|
5713 vim_free(fnames[i]);
|
|
|
5714 fnames[i] = p;
|
|
|
5715 }
|
|
|
5716 }
|
|
|
5717 }
|
|
|
5718 #endif
|
|
|
5719
|
|
|
5720 /*
|
|
|
5721 * add extention to file name - change path/fo.o.h to path/fo.o.h.ext or
|
|
|
5722 * fo_o_h.ext for MSDOS or when shortname option set.
|
|
|
5723 *
|
|
|
5724 * Assumed that fname is a valid name found in the filesystem we assure that
|
|
|
5725 * the return value is a different name and ends in 'ext'.
|
|
|
5726 * "ext" MUST be at most 4 characters long if it starts with a dot, 3
|
|
|
5727 * characters otherwise.
|
|
|
5728 * Space for the returned name is allocated, must be freed later.
|
|
|
5729 * Returns NULL when out of memory.
|
|
|
5730 */
|
|
|
5731 char_u *
|
|
|
5732 modname(fname, ext, prepend_dot)
|
|
|
5733 char_u *fname, *ext;
|
|
|
5734 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5735 {
|
|
|
5736 return buf_modname(
|
|
|
5737 #ifdef SHORT_FNAME
|
|
|
5738 TRUE,
|
|
|
5739 #else
|
|
|
5740 (curbuf->b_p_sn || curbuf->b_shortname),
|
|
|
5741 #endif
|
|
|
5742 fname, ext, prepend_dot);
|
|
|
5743 }
|
|
|
5744
|
|
|
5745 char_u *
|
|
|
5746 buf_modname(shortname, fname, ext, prepend_dot)
|
|
|
5747 int shortname; /* use 8.3 file name */
|
|
|
5748 char_u *fname, *ext;
|
|
|
5749 int prepend_dot; /* may prepend a '.' to file name */
|
|
|
5750 {
|
|
|
5751 char_u *retval;
|
|
|
5752 char_u *s;
|
|
|
5753 char_u *e;
|
|
|
5754 char_u *ptr;
|
|
|
5755 int fnamelen, extlen;
|
|
|
5756
|
|
|
5757 extlen = (int)STRLEN(ext);
|
|
|
5758
|
|
|
5759 /*
|
|
|
5760 * If there is no file name we must get the name of the current directory
|
|
|
5761 * (we need the full path in case :cd is used).
|
|
|
5762 */
|
|
|
5763 if (fname == NULL || *fname == NUL)
|
|
|
5764 {
|
|
|
5765 retval = alloc((unsigned)(MAXPATHL + extlen + 3));
|
|
|
5766 if (retval == NULL)
|
|
|
5767 return NULL;
|
|
|
5768 if (mch_dirname(retval, MAXPATHL) == FAIL ||
|
|
|
5769 (fnamelen = (int)STRLEN(retval)) == 0)
|
|
|
5770 {
|
|
|
5771 vim_free(retval);
|
|
|
5772 return NULL;
|
|
|
5773 }
|
|
39
|
5774 if (!after_pathsep(retval, retval + fnamelen))
|
|
7
|
5775 {
|
|
|
5776 retval[fnamelen++] = PATHSEP;
|
|
|
5777 retval[fnamelen] = NUL;
|
|
|
5778 }
|
|
|
5779 #ifndef SHORT_FNAME
|
|
|
5780 prepend_dot = FALSE; /* nothing to prepend a dot to */
|
|
|
5781 #endif
|
|
|
5782 }
|
|
|
5783 else
|
|
|
5784 {
|
|
|
5785 fnamelen = (int)STRLEN(fname);
|
|
|
5786 retval = alloc((unsigned)(fnamelen + extlen + 3));
|
|
|
5787 if (retval == NULL)
|
|
|
5788 return NULL;
|
|
|
5789 STRCPY(retval, fname);
|
|
|
5790 #ifdef VMS
|
|
|
5791 vms_remove_version(retval); /* we do not need versions here */
|
|
|
5792 #endif
|
|
|
5793 }
|
|
|
5794
|
|
|
5795 /*
|
|
|
5796 * search backwards until we hit a '/', '\' or ':' replacing all '.'
|
|
|
5797 * by '_' for MSDOS or when shortname option set and ext starts with a dot.
|
|
|
5798 * Then truncate what is after the '/', '\' or ':' to 8 characters for
|
|
|
5799 * MSDOS and 26 characters for AMIGA, a lot more for UNIX.
|
|
|
5800 */
|
|
391
|
5801 for (ptr = retval + fnamelen; ptr > retval; mb_ptr_back(retval, ptr))
|
|
7
|
5802 {
|
|
|
5803 #ifndef RISCOS
|
|
|
5804 if (*ext == '.'
|
|
391
|
5805 # ifdef USE_LONG_FNAME
|
|
7
|
5806 && (!USE_LONG_FNAME || shortname)
|
|
391
|
5807 # else
|
|
|
5808 # ifndef SHORT_FNAME
|
|
7
|
5809 && shortname
|
|
391
|
5810 # endif
|
|
7
|
5811 # endif
|
|
|
5812 )
|
|
|
5813 if (*ptr == '.') /* replace '.' by '_' */
|
|
|
5814 *ptr = '_';
|
|
391
|
5815 #endif
|
|
7
|
5816 if (vim_ispathsep(*ptr))
|
|
391
|
5817 {
|
|
|
5818 ++ptr;
|
|
7
|
5819 break;
|
|
391
|
5820 }
|
|
|
5821 }
|
|
7
|
5822
|
|
|
5823 /* the file name has at most BASENAMELEN characters. */
|
|
|
5824 #ifndef SHORT_FNAME
|
|
|
5825 if (STRLEN(ptr) > (unsigned)BASENAMELEN)
|
|
|
5826 ptr[BASENAMELEN] = '\0';
|
|
|
5827 #endif
|
|
|
5828
|
|
|
5829 s = ptr + STRLEN(ptr);
|
|
|
5830
|
|
|
5831 /*
|
|
|
5832 * For 8.3 file names we may have to reduce the length.
|
|
|
5833 */
|
|
|
5834 #ifdef USE_LONG_FNAME
|
|
|
5835 if (!USE_LONG_FNAME || shortname)
|
|
|
5836 #else
|
|
|
5837 # ifndef SHORT_FNAME
|
|
|
5838 if (shortname)
|
|
|
5839 # endif
|
|
|
5840 #endif
|
|
|
5841 {
|
|
|
5842 /*
|
|
|
5843 * If there is no file name, or the file name ends in '/', and the
|
|
|
5844 * extension starts with '.', put a '_' before the dot, because just
|
|
|
5845 * ".ext" is invalid.
|
|
|
5846 */
|
|
|
5847 if (fname == NULL || *fname == NUL
|
|
|
5848 || vim_ispathsep(fname[STRLEN(fname) - 1]))
|
|
|
5849 {
|
|
|
5850 #ifdef RISCOS
|
|
|
5851 if (*ext == '/')
|
|
|
5852 #else
|
|
|
5853 if (*ext == '.')
|
|
|
5854 #endif
|
|
|
5855 *s++ = '_';
|
|
|
5856 }
|
|
|
5857 /*
|
|
|
5858 * If the extension starts with '.', truncate the base name at 8
|
|
|
5859 * characters
|
|
|
5860 */
|
|
|
5861 #ifdef RISCOS
|
|
|
5862 /* We normally use '/', but swap files are '_' */
|
|
|
5863 else if (*ext == '/' || *ext == '_')
|
|
|
5864 #else
|
|
|
5865 else if (*ext == '.')
|
|
|
5866 #endif
|
|
|
5867 {
|
|
|
5868 if (s - ptr > (size_t)8)
|
|
|
5869 {
|
|
|
5870 s = ptr + 8;
|
|
|
5871 *s = '\0';
|
|
|
5872 }
|
|
|
5873 }
|
|
|
5874 /*
|
|
|
5875 * If the extension doesn't start with '.', and the file name
|
|
|
5876 * doesn't have an extension yet, append a '.'
|
|
|
5877 */
|
|
|
5878 #ifdef RISCOS
|
|
|
5879 else if ((e = vim_strchr(ptr, '/')) == NULL)
|
|
|
5880 *s++ = '/';
|
|
|
5881 #else
|
|
|
5882 else if ((e = vim_strchr(ptr, '.')) == NULL)
|
|
|
5883 *s++ = '.';
|
|
|
5884 #endif
|
|
|
5885 /*
|
|
|
5886 * If the extension doesn't start with '.', and there already is an
|
|
1201
|
5887 * extension, it may need to be truncated
|
|
7
|
5888 */
|
|
|
5889 else if ((int)STRLEN(e) + extlen > 4)
|
|
|
5890 s = e + 4 - extlen;
|
|
|
5891 }
|
|
|
5892 #if defined(OS2) || defined(USE_LONG_FNAME) || defined(WIN3264)
|
|
|
5893 /*
|
|
|
5894 * If there is no file name, and the extension starts with '.', put a
|
|
|
5895 * '_' before the dot, because just ".ext" may be invalid if it's on a
|
|
|
5896 * FAT partition, and on HPFS it doesn't matter.
|
|
|
5897 */
|
|
|
5898 else if ((fname == NULL || *fname == NUL) && *ext == '.')
|
|
|
5899 *s++ = '_';
|
|
|
5900 #endif
|
|
|
5901
|
|
|
5902 /*
|
|
|
5903 * Append the extention.
|
|
|
5904 * ext can start with '.' and cannot exceed 3 more characters.
|
|
|
5905 */
|
|
|
5906 STRCPY(s, ext);
|
|
|
5907
|
|
|
5908 #ifndef SHORT_FNAME
|
|
|
5909 /*
|
|
|
5910 * Prepend the dot.
|
|
|
5911 */
|
|
|
5912 if (prepend_dot && !shortname && *(e = gettail(retval)) !=
|
|
|
5913 #ifdef RISCOS
|
|
|
5914 '/'
|
|
|
5915 #else
|
|
|
5916 '.'
|
|
|
5917 #endif
|
|
|
5918 #ifdef USE_LONG_FNAME
|
|
|
5919 && USE_LONG_FNAME
|
|
|
5920 #endif
|
|
|
5921 )
|
|
|
5922 {
|
|
|
5923 mch_memmove(e + 1, e, STRLEN(e) + 1);
|
|
|
5924 #ifdef RISCOS
|
|
|
5925 *e = '/';
|
|
|
5926 #else
|
|
|
5927 *e = '.';
|
|
|
5928 #endif
|
|
|
5929 }
|
|
|
5930 #endif
|
|
|
5931
|
|
|
5932 /*
|
|
|
5933 * Check that, after appending the extension, the file name is really
|
|
|
5934 * different.
|
|
|
5935 */
|
|
|
5936 if (fname != NULL && STRCMP(fname, retval) == 0)
|
|
|
5937 {
|
|
|
5938 /* we search for a character that can be replaced by '_' */
|
|
|
5939 while (--s >= ptr)
|
|
|
5940 {
|
|
|
5941 if (*s != '_')
|
|
|
5942 {
|
|
|
5943 *s = '_';
|
|
|
5944 break;
|
|
|
5945 }
|
|
|
5946 }
|
|
|
5947 if (s < ptr) /* fname was "________.<ext>", how tricky! */
|
|
|
5948 *ptr = 'v';
|
|
|
5949 }
|
|
|
5950 return retval;
|
|
|
5951 }
|
|
|
5952
|
|
|
5953 /*
|
|
|
5954 * Like fgets(), but if the file line is too long, it is truncated and the
|
|
|
5955 * rest of the line is thrown away. Returns TRUE for end-of-file.
|
|
|
5956 */
|
|
|
5957 int
|
|
|
5958 vim_fgets(buf, size, fp)
|
|
|
5959 char_u *buf;
|
|
|
5960 int size;
|
|
|
5961 FILE *fp;
|
|
|
5962 {
|
|
|
5963 char *eof;
|
|
|
5964 #define FGETS_SIZE 200
|
|
|
5965 char tbuf[FGETS_SIZE];
|
|
|
5966
|
|
|
5967 buf[size - 2] = NUL;
|
|
|
5968 #ifdef USE_CR
|
|
|
5969 eof = fgets_cr((char *)buf, size, fp);
|
|
|
5970 #else
|
|
|
5971 eof = fgets((char *)buf, size, fp);
|
|
|
5972 #endif
|
|
|
5973 if (buf[size - 2] != NUL && buf[size - 2] != '\n')
|
|
|
5974 {
|
|
|
5975 buf[size - 1] = NUL; /* Truncate the line */
|
|
|
5976
|
|
|
5977 /* Now throw away the rest of the line: */
|
|
|
5978 do
|
|
|
5979 {
|
|
|
5980 tbuf[FGETS_SIZE - 2] = NUL;
|
|
|
5981 #ifdef USE_CR
|
|
|
5982 fgets_cr((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5983 #else
|
|
|
5984 fgets((char *)tbuf, FGETS_SIZE, fp);
|
|
|
5985 #endif
|
|
|
5986 } while (tbuf[FGETS_SIZE - 2] != NUL && tbuf[FGETS_SIZE - 2] != '\n');
|
|
|
5987 }
|
|
|
5988 return (eof == NULL);
|
|
|
5989 }
|
|
|
5990
|
|
|
5991 #if defined(USE_CR) || defined(PROTO)
|
|
|
5992 /*
|
|
|
5993 * Like vim_fgets(), but accept any line terminator: CR, CR-LF or LF.
|
|
|
5994 * Returns TRUE for end-of-file.
|
|
|
5995 * Only used for the Mac, because it's much slower than vim_fgets().
|
|
|
5996 */
|
|
|
5997 int
|
|
|
5998 tag_fgets(buf, size, fp)
|
|
|
5999 char_u *buf;
|
|
|
6000 int size;
|
|
|
6001 FILE *fp;
|
|
|
6002 {
|
|
|
6003 int i = 0;
|
|
|
6004 int c;
|
|
|
6005 int eof = FALSE;
|
|
|
6006
|
|
|
6007 for (;;)
|
|
|
6008 {
|
|
|
6009 c = fgetc(fp);
|
|
|
6010 if (c == EOF)
|
|
|
6011 {
|
|
|
6012 eof = TRUE;
|
|
|
6013 break;
|
|
|
6014 }
|
|
|
6015 if (c == '\r')
|
|
|
6016 {
|
|
|
6017 /* Always store a NL for end-of-line. */
|
|
|
6018 if (i < size - 1)
|
|
|
6019 buf[i++] = '\n';
|
|
|
6020 c = fgetc(fp);
|
|
|
6021 if (c != '\n') /* Macintosh format: single CR. */
|
|
|
6022 ungetc(c, fp);
|
|
|
6023 break;
|
|
|
6024 }
|
|
|
6025 if (i < size - 1)
|
|
|
6026 buf[i++] = c;
|
|
|
6027 if (c == '\n')
|
|
|
6028 break;
|
|
|
6029 }
|
|
|
6030 buf[i] = NUL;
|
|
|
6031 return eof;
|
|
|
6032 }
|
|
|
6033 #endif
|
|
|
6034
|
|
|
6035 /*
|
|
|
6036 * rename() only works if both files are on the same file system, this
|
|
|
6037 * function will (attempts to?) copy the file across if rename fails -- webb
|
|
|
6038 * Return -1 for failure, 0 for success.
|
|
|
6039 */
|
|
|
6040 int
|
|
|
6041 vim_rename(from, to)
|
|
|
6042 char_u *from;
|
|
|
6043 char_u *to;
|
|
|
6044 {
|
|
|
6045 int fd_in;
|
|
|
6046 int fd_out;
|
|
|
6047 int n;
|
|
|
6048 char *errmsg = NULL;
|
|
|
6049 char *buffer;
|
|
|
6050 #ifdef AMIGA
|
|
|
6051 BPTR flock;
|
|
|
6052 #endif
|
|
|
6053 struct stat st;
|
|
194
|
6054 long perm;
|
|
199
|
6055 #ifdef HAVE_ACL
|
|
|
6056 vim_acl_T acl; /* ACL from original file */
|
|
|
6057 #endif
|
|
7
|
6058
|
|
|
6059 /*
|
|
|
6060 * When the names are identical, there is nothing to do.
|
|
|
6061 */
|
|
|
6062 if (fnamecmp(from, to) == 0)
|
|
|
6063 return 0;
|
|
|
6064
|
|
|
6065 /*
|
|
|
6066 * Fail if the "from" file doesn't exist. Avoids that "to" is deleted.
|
|
|
6067 */
|
|
|
6068 if (mch_stat((char *)from, &st) < 0)
|
|
|
6069 return -1;
|
|
|
6070
|
|
|
6071 /*
|
|
|
6072 * Delete the "to" file, this is required on some systems to make the
|
|
|
6073 * mch_rename() work, on other systems it makes sure that we don't have
|
|
|
6074 * two files when the mch_rename() fails.
|
|
|
6075 */
|
|
|
6076
|
|
|
6077 #ifdef AMIGA
|
|
|
6078 /*
|
|
|
6079 * With MSDOS-compatible filesystems (crossdos, messydos) it is possible
|
|
|
6080 * that the name of the "to" file is the same as the "from" file, even
|
|
1201
|
6081 * though the names are different. To avoid the chance of accidentally
|
|
7
|
6082 * deleting the "from" file (horror!) we lock it during the remove.
|
|
|
6083 *
|
|
|
6084 * When used for making a backup before writing the file: This should not
|
|
|
6085 * happen with ":w", because startscript() should detect this problem and
|
|
|
6086 * set buf->b_shortname, causing modname() to return a correct ".bak" file
|
|
|
6087 * name. This problem does exist with ":w filename", but then the
|
|
|
6088 * original file will be somewhere else so the backup isn't really
|
|
|
6089 * important. If autoscripting is off the rename may fail.
|
|
|
6090 */
|
|
|
6091 flock = Lock((UBYTE *)from, (long)ACCESS_READ);
|
|
|
6092 #endif
|
|
|
6093 mch_remove(to);
|
|
|
6094 #ifdef AMIGA
|
|
|
6095 if (flock)
|
|
|
6096 UnLock(flock);
|
|
|
6097 #endif
|
|
|
6098
|
|
|
6099 /*
|
|
|
6100 * First try a normal rename, return if it works.
|
|
|
6101 */
|
|
|
6102 if (mch_rename((char *)from, (char *)to) == 0)
|
|
|
6103 return 0;
|
|
|
6104
|
|
|
6105 /*
|
|
|
6106 * Rename() failed, try copying the file.
|
|
|
6107 */
|
|
194
|
6108 perm = mch_getperm(from);
|
|
199
|
6109 #ifdef HAVE_ACL
|
|
|
6110 /* For systems that support ACL: get the ACL from the original file. */
|
|
|
6111 acl = mch_get_acl(from);
|
|
|
6112 #endif
|
|
7
|
6113 fd_in = mch_open((char *)from, O_RDONLY|O_EXTRA, 0);
|
|
|
6114 if (fd_in == -1)
|
|
|
6115 return -1;
|
|
194
|
6116
|
|
|
6117 /* Create the new file with same permissions as the original. */
|
|
557
|
6118 fd_out = mch_open((char *)to,
|
|
|
6119 O_CREAT|O_EXCL|O_WRONLY|O_EXTRA|O_NOFOLLOW, (int)perm);
|
|
7
|
6120 if (fd_out == -1)
|
|
|
6121 {
|
|
|
6122 close(fd_in);
|
|
|
6123 return -1;
|
|
|
6124 }
|
|
|
6125
|
|
|
6126 buffer = (char *)alloc(BUFSIZE);
|
|
|
6127 if (buffer == NULL)
|
|
|
6128 {
|
|
|
6129 close(fd_in);
|
|
|
6130 close(fd_out);
|
|
|
6131 return -1;
|
|
|
6132 }
|
|
|
6133
|
|
|
6134 while ((n = vim_read(fd_in, buffer, BUFSIZE)) > 0)
|
|
|
6135 if (vim_write(fd_out, buffer, n) != n)
|
|
|
6136 {
|
|
|
6137 errmsg = _("E208: Error writing to \"%s\"");
|
|
|
6138 break;
|
|
|
6139 }
|
|
|
6140
|
|
|
6141 vim_free(buffer);
|
|
|
6142 close(fd_in);
|
|
|
6143 if (close(fd_out) < 0)
|
|
|
6144 errmsg = _("E209: Error closing \"%s\"");
|
|
|
6145 if (n < 0)
|
|
|
6146 {
|
|
|
6147 errmsg = _("E210: Error reading \"%s\"");
|
|
|
6148 to = from;
|
|
|
6149 }
|
|
1201
|
6150 #ifndef UNIX /* for Unix mch_open() already set the permission */
|
|
194
|
6151 mch_setperm(to, perm);
|
|
570
|
6152 #endif
|
|
199
|
6153 #ifdef HAVE_ACL
|
|
|
6154 mch_set_acl(to, acl);
|
|
|
6155 #endif
|
|
7
|
6156 if (errmsg != NULL)
|
|
|
6157 {
|
|
|
6158 EMSG2(errmsg, to);
|
|
|
6159 return -1;
|
|
|
6160 }
|
|
|
6161 mch_remove(from);
|
|
|
6162 return 0;
|
|
|
6163 }
|
|
|
6164
|
|
|
6165 static int already_warned = FALSE;
|
|
|
6166
|
|
|
6167 /*
|
|
|
6168 * Check if any not hidden buffer has been changed.
|
|
|
6169 * Postpone the check if there are characters in the stuff buffer, a global
|
|
|
6170 * command is being executed, a mapping is being executed or an autocommand is
|
|
|
6171 * busy.
|
|
|
6172 * Returns TRUE if some message was written (screen should be redrawn and
|
|
|
6173 * cursor positioned).
|
|
|
6174 */
|
|
|
6175 int
|
|
|
6176 check_timestamps(focus)
|
|
|
6177 int focus; /* called for GUI focus event */
|
|
|
6178 {
|
|
|
6179 buf_T *buf;
|
|
|
6180 int didit = 0;
|
|
|
6181 int n;
|
|
|
6182
|
|
|
6183 /* Don't check timestamps while system() or another low-level function may
|
|
|
6184 * cause us to lose and gain focus. */
|
|
|
6185 if (no_check_timestamps > 0)
|
|
|
6186 return FALSE;
|
|
|
6187
|
|
|
6188 /* Avoid doing a check twice. The OK/Reload dialog can cause a focus
|
|
|
6189 * event and we would keep on checking if the file is steadily growing.
|
|
|
6190 * Do check again after typing something. */
|
|
|
6191 if (focus && did_check_timestamps)
|
|
|
6192 {
|
|
|
6193 need_check_timestamps = TRUE;
|
|
|
6194 return FALSE;
|
|
|
6195 }
|
|
|
6196
|
|
|
6197 if (!stuff_empty() || global_busy || !typebuf_typed()
|
|
|
6198 #ifdef FEAT_AUTOCMD
|
|
822
|
6199 || autocmd_busy || curbuf_lock > 0
|
|
7
|
6200 #endif
|
|
|
6201 )
|
|
|
6202 need_check_timestamps = TRUE; /* check later */
|
|
|
6203 else
|
|
|
6204 {
|
|
|
6205 ++no_wait_return;
|
|
|
6206 did_check_timestamps = TRUE;
|
|
|
6207 already_warned = FALSE;
|
|
|
6208 for (buf = firstbuf; buf != NULL; )
|
|
|
6209 {
|
|
|
6210 /* Only check buffers in a window. */
|
|
|
6211 if (buf->b_nwindows > 0)
|
|
|
6212 {
|
|
|
6213 n = buf_check_timestamp(buf, focus);
|
|
|
6214 if (didit < n)
|
|
|
6215 didit = n;
|
|
|
6216 if (n > 0 && !buf_valid(buf))
|
|
|
6217 {
|
|
|
6218 /* Autocommands have removed the buffer, start at the
|
|
|
6219 * first one again. */
|
|
|
6220 buf = firstbuf;
|
|
|
6221 continue;
|
|
|
6222 }
|
|
|
6223 }
|
|
|
6224 buf = buf->b_next;
|
|
|
6225 }
|
|
|
6226 --no_wait_return;
|
|
|
6227 need_check_timestamps = FALSE;
|
|
|
6228 if (need_wait_return && didit == 2)
|
|
|
6229 {
|
|
|
6230 /* make sure msg isn't overwritten */
|
|
|
6231 msg_puts((char_u *)"\n");
|
|
|
6232 out_flush();
|
|
|
6233 }
|
|
|
6234 }
|
|
|
6235 return didit;
|
|
|
6236 }
|
|
|
6237
|
|
|
6238 /*
|
|
|
6239 * Move all the lines from buffer "frombuf" to buffer "tobuf".
|
|
|
6240 * Return OK or FAIL. When FAIL "tobuf" is incomplete and/or "frombuf" is not
|
|
|
6241 * empty.
|
|
|
6242 */
|
|
|
6243 static int
|
|
|
6244 move_lines(frombuf, tobuf)
|
|
|
6245 buf_T *frombuf;
|
|
|
6246 buf_T *tobuf;
|
|
|
6247 {
|
|
|
6248 buf_T *tbuf = curbuf;
|
|
|
6249 int retval = OK;
|
|
|
6250 linenr_T lnum;
|
|
|
6251 char_u *p;
|
|
|
6252
|
|
|
6253 /* Copy the lines in "frombuf" to "tobuf". */
|
|
|
6254 curbuf = tobuf;
|
|
|
6255 for (lnum = 1; lnum <= frombuf->b_ml.ml_line_count; ++lnum)
|
|
|
6256 {
|
|
|
6257 p = vim_strsave(ml_get_buf(frombuf, lnum, FALSE));
|
|
|
6258 if (p == NULL || ml_append(lnum - 1, p, 0, FALSE) == FAIL)
|
|
|
6259 {
|
|
|
6260 vim_free(p);
|
|
|
6261 retval = FAIL;
|
|
|
6262 break;
|
|
|
6263 }
|
|
|
6264 vim_free(p);
|
|
|
6265 }
|
|
|
6266
|
|
|
6267 /* Delete all the lines in "frombuf". */
|
|
|
6268 if (retval != FAIL)
|
|
|
6269 {
|
|
|
6270 curbuf = frombuf;
|
|
1055
|
6271 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0; --lnum)
|
|
|
6272 if (ml_delete(lnum, FALSE) == FAIL)
|
|
7
|
6273 {
|
|
|
6274 /* Oops! We could try putting back the saved lines, but that
|
|
|
6275 * might fail again... */
|
|
|
6276 retval = FAIL;
|
|
|
6277 break;
|
|
|
6278 }
|
|
|
6279 }
|
|
|
6280
|
|
|
6281 curbuf = tbuf;
|
|
|
6282 return retval;
|
|
|
6283 }
|
|
|
6284
|
|
|
6285 /*
|
|
|
6286 * Check if buffer "buf" has been changed.
|
|
|
6287 * Also check if the file for a new buffer unexpectedly appeared.
|
|
|
6288 * return 1 if a changed buffer was found.
|
|
|
6289 * return 2 if a message has been displayed.
|
|
|
6290 * return 0 otherwise.
|
|
|
6291 */
|
|
|
6292 /*ARGSUSED*/
|
|
|
6293 int
|
|
|
6294 buf_check_timestamp(buf, focus)
|
|
|
6295 buf_T *buf;
|
|
|
6296 int focus; /* called for GUI focus event */
|
|
|
6297 {
|
|
|
6298 struct stat st;
|
|
|
6299 int stat_res;
|
|
|
6300 int retval = 0;
|
|
|
6301 char_u *path;
|
|
|
6302 char_u *tbuf;
|
|
|
6303 char *mesg = NULL;
|
|
188
|
6304 char *mesg2 = "";
|
|
7
|
6305 int helpmesg = FALSE;
|
|
|
6306 int reload = FALSE;
|
|
|
6307 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6308 int can_reload = FALSE;
|
|
|
6309 #endif
|
|
|
6310 size_t orig_size = buf->b_orig_size;
|
|
|
6311 int orig_mode = buf->b_orig_mode;
|
|
|
6312 #ifdef FEAT_GUI
|
|
|
6313 int save_mouse_correct = need_mouse_correct;
|
|
|
6314 #endif
|
|
|
6315 #ifdef FEAT_AUTOCMD
|
|
|
6316 static int busy = FALSE;
|
|
179
|
6317 int n;
|
|
|
6318 char_u *s;
|
|
|
6319 #endif
|
|
|
6320 char *reason;
|
|
7
|
6321
|
|
|
6322 /* If there is no file name, the buffer is not loaded, 'buftype' is
|
|
|
6323 * set, we are in the middle of a save or being called recursively: ignore
|
|
|
6324 * this buffer. */
|
|
|
6325 if (buf->b_ffname == NULL
|
|
|
6326 || buf->b_ml.ml_mfp == NULL
|
|
|
6327 #if defined(FEAT_QUICKFIX)
|
|
|
6328 || *buf->b_p_bt != NUL
|
|
|
6329 #endif
|
|
|
6330 || buf->b_saving
|
|
|
6331 #ifdef FEAT_AUTOCMD
|
|
|
6332 || busy
|
|
|
6333 #endif
|
|
33
|
6334 #ifdef FEAT_NETBEANS_INTG
|
|
|
6335 || isNetbeansBuffer(buf)
|
|
|
6336 #endif
|
|
7
|
6337 )
|
|
|
6338 return 0;
|
|
|
6339
|
|
|
6340 if ( !(buf->b_flags & BF_NOTEDITED)
|
|
|
6341 && buf->b_mtime != 0
|
|
|
6342 && ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|
|
|
6343 || time_differs((long)st.st_mtime, buf->b_mtime)
|
|
|
6344 #ifdef HAVE_ST_MODE
|
|
|
6345 || (int)st.st_mode != buf->b_orig_mode
|
|
|
6346 #else
|
|
|
6347 || mch_getperm(buf->b_ffname) != buf->b_orig_mode
|
|
|
6348 #endif
|
|
|
6349 ))
|
|
|
6350 {
|
|
|
6351 retval = 1;
|
|
|
6352
|
|
628
|
6353 /* set b_mtime to stop further warnings (e.g., when executing
|
|
|
6354 * FileChangedShell autocmd) */
|
|
7
|
6355 if (stat_res < 0)
|
|
|
6356 {
|
|
|
6357 buf->b_mtime = 0;
|
|
|
6358 buf->b_orig_size = 0;
|
|
|
6359 buf->b_orig_mode = 0;
|
|
|
6360 }
|
|
|
6361 else
|
|
|
6362 buf_store_time(buf, &st, buf->b_ffname);
|
|
|
6363
|
|
|
6364 /* Don't do anything for a directory. Might contain the file
|
|
|
6365 * explorer. */
|
|
|
6366 if (mch_isdir(buf->b_fname))
|
|
|
6367 ;
|
|
|
6368
|
|
|
6369 /*
|
|
|
6370 * If 'autoread' is set, the buffer has no changes and the file still
|
|
|
6371 * exists, reload the buffer. Use the buffer-local option value if it
|
|
|
6372 * was set, the global option value otherwise.
|
|
|
6373 */
|
|
|
6374 else if ((buf->b_p_ar >= 0 ? buf->b_p_ar : p_ar)
|
|
|
6375 && !bufIsChanged(buf) && stat_res >= 0)
|
|
|
6376 reload = TRUE;
|
|
|
6377 else
|
|
|
6378 {
|
|
179
|
6379 if (stat_res < 0)
|
|
|
6380 reason = "deleted";
|
|
|
6381 else if (bufIsChanged(buf))
|
|
|
6382 reason = "conflict";
|
|
|
6383 else if (orig_size != buf->b_orig_size || buf_contents_changed(buf))
|
|
|
6384 reason = "changed";
|
|
|
6385 else if (orig_mode != buf->b_orig_mode)
|
|
|
6386 reason = "mode";
|
|
|
6387 else
|
|
|
6388 reason = "time";
|
|
|
6389
|
|
7
|
6390 #ifdef FEAT_AUTOCMD
|
|
|
6391 /*
|
|
|
6392 * Only give the warning if there are no FileChangedShell
|
|
|
6393 * autocommands.
|
|
|
6394 * Avoid being called recursively by setting "busy".
|
|
|
6395 */
|
|
|
6396 busy = TRUE;
|
|
532
|
6397 # ifdef FEAT_EVAL
|
|
179
|
6398 set_vim_var_string(VV_FCS_REASON, (char_u *)reason, -1);
|
|
|
6399 set_vim_var_string(VV_FCS_CHOICE, (char_u *)"", -1);
|
|
532
|
6400 # endif
|
|
7
|
6401 n = apply_autocmds(EVENT_FILECHANGEDSHELL,
|
|
|
6402 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6403 busy = FALSE;
|
|
|
6404 if (n)
|
|
|
6405 {
|
|
|
6406 if (!buf_valid(buf))
|
|
|
6407 EMSG(_("E246: FileChangedShell autocommand deleted buffer"));
|
|
532
|
6408 # ifdef FEAT_EVAL
|
|
179
|
6409 s = get_vim_var_str(VV_FCS_CHOICE);
|
|
|
6410 if (STRCMP(s, "reload") == 0 && *reason != 'd')
|
|
|
6411 reload = TRUE;
|
|
|
6412 else if (STRCMP(s, "ask") == 0)
|
|
|
6413 n = FALSE;
|
|
|
6414 else
|
|
532
|
6415 # endif
|
|
179
|
6416 return 2;
|
|
7
|
6417 }
|
|
179
|
6418 if (!n)
|
|
7
|
6419 #endif
|
|
|
6420 {
|
|
179
|
6421 if (*reason == 'd')
|
|
|
6422 mesg = _("E211: File \"%s\" no longer available");
|
|
7
|
6423 else
|
|
|
6424 {
|
|
|
6425 helpmesg = TRUE;
|
|
|
6426 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6427 can_reload = TRUE;
|
|
|
6428 #endif
|
|
|
6429 /*
|
|
|
6430 * Check if the file contents really changed to avoid
|
|
|
6431 * giving a warning when only the timestamp was set (e.g.,
|
|
|
6432 * checked out of CVS). Always warn when the buffer was
|
|
|
6433 * changed.
|
|
|
6434 */
|
|
179
|
6435 if (reason[2] == 'n')
|
|
|
6436 {
|
|
7
|
6437 mesg = _("W12: Warning: File \"%s\" has changed and the buffer was changed in Vim as well");
|
|
179
|
6438 mesg2 = _("See \":help W12\" for more info.");
|
|
|
6439 }
|
|
|
6440 else if (reason[1] == 'h')
|
|
|
6441 {
|
|
7
|
6442 mesg = _("W11: Warning: File \"%s\" has changed since editing started");
|
|
179
|
6443 mesg2 = _("See \":help W11\" for more info.");
|
|
|
6444 }
|
|
|
6445 else if (*reason == 'm')
|
|
|
6446 {
|
|
7
|
6447 mesg = _("W16: Warning: Mode of file \"%s\" has changed since editing started");
|
|
179
|
6448 mesg2 = _("See \":help W16\" for more info.");
|
|
|
6449 }
|
|
|
6450 /* Else: only timestamp changed, ignored */
|
|
7
|
6451 }
|
|
|
6452 }
|
|
|
6453 }
|
|
|
6454
|
|
|
6455 }
|
|
|
6456 else if ((buf->b_flags & BF_NEW) && !(buf->b_flags & BF_NEW_W)
|
|
|
6457 && vim_fexists(buf->b_ffname))
|
|
|
6458 {
|
|
|
6459 retval = 1;
|
|
|
6460 mesg = _("W13: Warning: File \"%s\" has been created after editing started");
|
|
|
6461 buf->b_flags |= BF_NEW_W;
|
|
|
6462 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6463 can_reload = TRUE;
|
|
|
6464 #endif
|
|
|
6465 }
|
|
|
6466
|
|
|
6467 if (mesg != NULL)
|
|
|
6468 {
|
|
|
6469 path = home_replace_save(buf, buf->b_fname);
|
|
|
6470 if (path != NULL)
|
|
|
6471 {
|
|
179
|
6472 if (!helpmesg)
|
|
7
|
6473 mesg2 = "";
|
|
|
6474 tbuf = alloc((unsigned)(STRLEN(path) + STRLEN(mesg)
|
|
|
6475 + STRLEN(mesg2) + 2));
|
|
|
6476 sprintf((char *)tbuf, mesg, path);
|
|
|
6477 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG)
|
|
|
6478 if (can_reload)
|
|
|
6479 {
|
|
|
6480 if (*mesg2 != NUL)
|
|
|
6481 {
|
|
|
6482 STRCAT(tbuf, "\n");
|
|
|
6483 STRCAT(tbuf, mesg2);
|
|
|
6484 }
|
|
|
6485 if (do_dialog(VIM_WARNING, (char_u *)_("Warning"), tbuf,
|
|
|
6486 (char_u *)_("&OK\n&Load File"), 1, NULL) == 2)
|
|
|
6487 reload = TRUE;
|
|
|
6488 }
|
|
|
6489 else
|
|
|
6490 #endif
|
|
|
6491 if (State > NORMAL_BUSY || (State & CMDLINE) || already_warned)
|
|
|
6492 {
|
|
|
6493 if (*mesg2 != NUL)
|
|
|
6494 {
|
|
|
6495 STRCAT(tbuf, "; ");
|
|
|
6496 STRCAT(tbuf, mesg2);
|
|
|
6497 }
|
|
|
6498 EMSG(tbuf);
|
|
|
6499 retval = 2;
|
|
|
6500 }
|
|
|
6501 else
|
|
|
6502 {
|
|
8
|
6503 # ifdef FEAT_AUTOCMD
|
|
7
|
6504 if (!autocmd_busy)
|
|
8
|
6505 # endif
|
|
7
|
6506 {
|
|
|
6507 msg_start();
|
|
|
6508 msg_puts_attr(tbuf, hl_attr(HLF_E) + MSG_HIST);
|
|
|
6509 if (*mesg2 != NUL)
|
|
|
6510 msg_puts_attr((char_u *)mesg2,
|
|
|
6511 hl_attr(HLF_W) + MSG_HIST);
|
|
|
6512 msg_clr_eos();
|
|
|
6513 (void)msg_end();
|
|
|
6514 if (emsg_silent == 0)
|
|
|
6515 {
|
|
|
6516 out_flush();
|
|
8
|
6517 # ifdef FEAT_GUI
|
|
7
|
6518 if (!focus)
|
|
8
|
6519 # endif
|
|
7
|
6520 /* give the user some time to think about it */
|
|
|
6521 ui_delay(1000L, TRUE);
|
|
|
6522
|
|
|
6523 /* don't redraw and erase the message */
|
|
|
6524 redraw_cmdline = FALSE;
|
|
|
6525 }
|
|
|
6526 }
|
|
|
6527 already_warned = TRUE;
|
|
|
6528 }
|
|
|
6529
|
|
|
6530 vim_free(path);
|
|
|
6531 vim_free(tbuf);
|
|
|
6532 }
|
|
|
6533 }
|
|
|
6534
|
|
|
6535 if (reload)
|
|
311
|
6536 /* Reload the buffer. */
|
|
628
|
6537 buf_reload(buf, orig_mode);
|
|
7
|
6538
|
|
765
|
6539 #ifdef FEAT_AUTOCMD
|
|
|
6540 if (buf_valid(buf))
|
|
|
6541 (void)apply_autocmds(EVENT_FILECHANGEDSHELLPOST,
|
|
|
6542 buf->b_fname, buf->b_fname, FALSE, buf);
|
|
|
6543 #endif
|
|
7
|
6544 #ifdef FEAT_GUI
|
|
|
6545 /* restore this in case an autocommand has set it; it would break
|
|
|
6546 * 'mousefocus' */
|
|
|
6547 need_mouse_correct = save_mouse_correct;
|
|
|
6548 #endif
|
|
|
6549
|
|
|
6550 return retval;
|
|
|
6551 }
|
|
|
6552
|
|
311
|
6553 /*
|
|
|
6554 * Reload a buffer that is already loaded.
|
|
|
6555 * Used when the file was changed outside of Vim.
|
|
628
|
6556 * "orig_mode" is buf->b_orig_mode before the need for reloading was detected.
|
|
|
6557 * buf->b_orig_mode may have been reset already.
|
|
311
|
6558 */
|
|
|
6559 void
|
|
628
|
6560 buf_reload(buf, orig_mode)
|
|
311
|
6561 buf_T *buf;
|
|
628
|
6562 int orig_mode;
|
|
311
|
6563 {
|
|
|
6564 exarg_T ea;
|
|
|
6565 pos_T old_cursor;
|
|
|
6566 linenr_T old_topline;
|
|
|
6567 int old_ro = buf->b_p_ro;
|
|
|
6568 buf_T *savebuf;
|
|
|
6569 int saved = OK;
|
|
|
6570 aco_save_T aco;
|
|
|
6571
|
|
|
6572 /* set curwin/curbuf for "buf" and save some things */
|
|
|
6573 aucmd_prepbuf(&aco, buf);
|
|
|
6574
|
|
|
6575 /* We only want to read the text from the file, not reset the syntax
|
|
|
6576 * highlighting, clear marks, diff status, etc. Force the fileformat
|
|
|
6577 * and encoding to be the same. */
|
|
|
6578 if (prep_exarg(&ea, buf) == OK)
|
|
|
6579 {
|
|
|
6580 old_cursor = curwin->w_cursor;
|
|
|
6581 old_topline = curwin->w_topline;
|
|
|
6582
|
|
|
6583 /*
|
|
|
6584 * To behave like when a new file is edited (matters for
|
|
|
6585 * BufReadPost autocommands) we first need to delete the current
|
|
|
6586 * buffer contents. But if reading the file fails we should keep
|
|
|
6587 * the old contents. Can't use memory only, the file might be
|
|
|
6588 * too big. Use a hidden buffer to move the buffer contents to.
|
|
|
6589 */
|
|
|
6590 if (bufempty())
|
|
|
6591 savebuf = NULL;
|
|
|
6592 else
|
|
|
6593 {
|
|
|
6594 /* Allocate a buffer without putting it in the buffer list. */
|
|
|
6595 savebuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
837
|
6596 if (savebuf != NULL && buf == curbuf)
|
|
311
|
6597 {
|
|
|
6598 /* Open the memline. */
|
|
|
6599 curbuf = savebuf;
|
|
|
6600 curwin->w_buffer = savebuf;
|
|
625
|
6601 saved = ml_open(curbuf);
|
|
311
|
6602 curbuf = buf;
|
|
|
6603 curwin->w_buffer = buf;
|
|
|
6604 }
|
|
837
|
6605 if (savebuf == NULL || saved == FAIL || buf != curbuf
|
|
311
|
6606 || move_lines(buf, savebuf) == FAIL)
|
|
|
6607 {
|
|
|
6608 EMSG2(_("E462: Could not prepare for reloading \"%s\""),
|
|
|
6609 buf->b_fname);
|
|
|
6610 saved = FAIL;
|
|
|
6611 }
|
|
|
6612 }
|
|
|
6613
|
|
|
6614 if (saved == OK)
|
|
|
6615 {
|
|
|
6616 curbuf->b_flags |= BF_CHECK_RO; /* check for RO again */
|
|
|
6617 #ifdef FEAT_AUTOCMD
|
|
|
6618 keep_filetype = TRUE; /* don't detect 'filetype' */
|
|
|
6619 #endif
|
|
|
6620 if (readfile(buf->b_ffname, buf->b_fname, (linenr_T)0,
|
|
|
6621 (linenr_T)0,
|
|
|
6622 (linenr_T)MAXLNUM, &ea, READ_NEW) == FAIL)
|
|
|
6623 {
|
|
|
6624 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
|
6625 if (!aborting())
|
|
|
6626 #endif
|
|
|
6627 EMSG2(_("E321: Could not reload \"%s\""), buf->b_fname);
|
|
837
|
6628 if (savebuf != NULL && buf_valid(savebuf) && buf == curbuf)
|
|
311
|
6629 {
|
|
|
6630 /* Put the text back from the save buffer. First
|
|
|
6631 * delete any lines that readfile() added. */
|
|
|
6632 while (!bufempty())
|
|
837
|
6633 if (ml_delete(buf->b_ml.ml_line_count, FALSE) == FAIL)
|
|
311
|
6634 break;
|
|
|
6635 (void)move_lines(savebuf, buf);
|
|
|
6636 }
|
|
|
6637 }
|
|
837
|
6638 else if (buf == curbuf)
|
|
311
|
6639 {
|
|
|
6640 /* Mark the buffer as unmodified and free undo info. */
|
|
|
6641 unchanged(buf, TRUE);
|
|
|
6642 u_blockfree(buf);
|
|
|
6643 u_clearall(buf);
|
|
|
6644 }
|
|
|
6645 }
|
|
|
6646 vim_free(ea.cmd);
|
|
|
6647
|
|
837
|
6648 if (savebuf != NULL && buf_valid(savebuf))
|
|
311
|
6649 wipe_buffer(savebuf, FALSE);
|
|
|
6650
|
|
|
6651 #ifdef FEAT_DIFF
|
|
|
6652 /* Invalidate diff info if necessary. */
|
|
837
|
6653 diff_invalidate(curbuf);
|
|
311
|
6654 #endif
|
|
|
6655
|
|
|
6656 /* Restore the topline and cursor position and check it (lines may
|
|
|
6657 * have been removed). */
|
|
|
6658 if (old_topline > curbuf->b_ml.ml_line_count)
|
|
|
6659 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
6660 else
|
|
|
6661 curwin->w_topline = old_topline;
|
|
|
6662 curwin->w_cursor = old_cursor;
|
|
|
6663 check_cursor();
|
|
|
6664 update_topline();
|
|
|
6665 #ifdef FEAT_AUTOCMD
|
|
|
6666 keep_filetype = FALSE;
|
|
|
6667 #endif
|
|
|
6668 #ifdef FEAT_FOLDING
|
|
|
6669 {
|
|
|
6670 win_T *wp;
|
|
|
6671
|
|
|
6672 /* Update folds unless they are defined manually. */
|
|
|
6673 FOR_ALL_WINDOWS(wp)
|
|
|
6674 if (wp->w_buffer == curwin->w_buffer
|
|
|
6675 && !foldmethodIsManual(wp))
|
|
|
6676 foldUpdateAll(wp);
|
|
|
6677 }
|
|
|
6678 #endif
|
|
|
6679 /* If the mode didn't change and 'readonly' was set, keep the old
|
|
|
6680 * value; the user probably used the ":view" command. But don't
|
|
|
6681 * reset it, might have had a read error. */
|
|
|
6682 if (orig_mode == curbuf->b_orig_mode)
|
|
|
6683 curbuf->b_p_ro |= old_ro;
|
|
|
6684 }
|
|
|
6685
|
|
|
6686 /* restore curwin/curbuf and a few other things */
|
|
|
6687 aucmd_restbuf(&aco);
|
|
|
6688 /* Careful: autocommands may have made "buf" invalid! */
|
|
|
6689 }
|
|
|
6690
|
|
7
|
6691 /*ARGSUSED*/
|
|
|
6692 void
|
|
|
6693 buf_store_time(buf, st, fname)
|
|
|
6694 buf_T *buf;
|
|
|
6695 struct stat *st;
|
|
|
6696 char_u *fname;
|
|
|
6697 {
|
|
|
6698 buf->b_mtime = (long)st->st_mtime;
|
|
|
6699 buf->b_orig_size = (size_t)st->st_size;
|
|
|
6700 #ifdef HAVE_ST_MODE
|
|
|
6701 buf->b_orig_mode = (int)st->st_mode;
|
|
|
6702 #else
|
|
|
6703 buf->b_orig_mode = mch_getperm(fname);
|
|
|
6704 #endif
|
|
|
6705 }
|
|
|
6706
|
|
|
6707 /*
|
|
|
6708 * Adjust the line with missing eol, used for the next write.
|
|
|
6709 * Used for do_filter(), when the input lines for the filter are deleted.
|
|
|
6710 */
|
|
|
6711 void
|
|
|
6712 write_lnum_adjust(offset)
|
|
|
6713 linenr_T offset;
|
|
|
6714 {
|
|
167
|
6715 if (write_no_eol_lnum != 0) /* only if there is a missing eol */
|
|
7
|
6716 write_no_eol_lnum += offset;
|
|
|
6717 }
|
|
|
6718
|
|
|
6719 #if defined(TEMPDIRNAMES) || defined(PROTO)
|
|
|
6720 static long temp_count = 0; /* Temp filename counter. */
|
|
|
6721
|
|
|
6722 /*
|
|
|
6723 * Delete the temp directory and all files it contains.
|
|
|
6724 */
|
|
|
6725 void
|
|
|
6726 vim_deltempdir()
|
|
|
6727 {
|
|
|
6728 char_u **files;
|
|
|
6729 int file_count;
|
|
|
6730 int i;
|
|
|
6731
|
|
|
6732 if (vim_tempdir != NULL)
|
|
|
6733 {
|
|
|
6734 sprintf((char *)NameBuff, "%s*", vim_tempdir);
|
|
|
6735 if (gen_expand_wildcards(1, &NameBuff, &file_count, &files,
|
|
|
6736 EW_DIR|EW_FILE|EW_SILENT) == OK)
|
|
|
6737 {
|
|
|
6738 for (i = 0; i < file_count; ++i)
|
|
|
6739 mch_remove(files[i]);
|
|
|
6740 FreeWild(file_count, files);
|
|
|
6741 }
|
|
|
6742 gettail(NameBuff)[-1] = NUL;
|
|
|
6743 (void)mch_rmdir(NameBuff);
|
|
|
6744
|
|
|
6745 vim_free(vim_tempdir);
|
|
|
6746 vim_tempdir = NULL;
|
|
|
6747 }
|
|
|
6748 }
|
|
|
6749 #endif
|
|
|
6750
|
|
|
6751 /*
|
|
|
6752 * vim_tempname(): Return a unique name that can be used for a temp file.
|
|
|
6753 *
|
|
|
6754 * The temp file is NOT created.
|
|
|
6755 *
|
|
|
6756 * The returned pointer is to allocated memory.
|
|
|
6757 * The returned pointer is NULL if no valid name was found.
|
|
|
6758 */
|
|
|
6759 /*ARGSUSED*/
|
|
|
6760 char_u *
|
|
|
6761 vim_tempname(extra_char)
|
|
|
6762 int extra_char; /* character to use in the name instead of '?' */
|
|
|
6763 {
|
|
|
6764 #ifdef USE_TMPNAM
|
|
|
6765 char_u itmp[L_tmpnam]; /* use tmpnam() */
|
|
|
6766 #else
|
|
|
6767 char_u itmp[TEMPNAMELEN];
|
|
|
6768 #endif
|
|
|
6769
|
|
|
6770 #ifdef TEMPDIRNAMES
|
|
|
6771 static char *(tempdirs[]) = {TEMPDIRNAMES};
|
|
|
6772 int i;
|
|
|
6773 long nr;
|
|
|
6774 long off;
|
|
|
6775 # ifndef EEXIST
|
|
|
6776 struct stat st;
|
|
|
6777 # endif
|
|
|
6778
|
|
|
6779 /*
|
|
|
6780 * This will create a directory for private use by this instance of Vim.
|
|
|
6781 * This is done once, and the same directory is used for all temp files.
|
|
|
6782 * This method avoids security problems because of symlink attacks et al.
|
|
|
6783 * It's also a bit faster, because we only need to check for an existing
|
|
|
6784 * file when creating the directory and not for each temp file.
|
|
|
6785 */
|
|
|
6786 if (vim_tempdir == NULL)
|
|
|
6787 {
|
|
|
6788 /*
|
|
|
6789 * Try the entries in TEMPDIRNAMES to create the temp directory.
|
|
|
6790 */
|
|
|
6791 for (i = 0; i < sizeof(tempdirs) / sizeof(char *); ++i)
|
|
|
6792 {
|
|
|
6793 /* expand $TMP, leave room for "/v1100000/999999999" */
|
|
|
6794 expand_env((char_u *)tempdirs[i], itmp, TEMPNAMELEN - 20);
|
|
|
6795 if (mch_isdir(itmp)) /* directory exists */
|
|
|
6796 {
|
|
|
6797 # ifdef __EMX__
|
|
|
6798 /* If $TMP contains a forward slash (perhaps using bash or
|
|
|
6799 * tcsh), don't add a backslash, use a forward slash!
|
|
|
6800 * Adding 2 backslashes didn't work. */
|
|
|
6801 if (vim_strchr(itmp, '/') != NULL)
|
|
|
6802 STRCAT(itmp, "/");
|
|
|
6803 else
|
|
|
6804 # endif
|
|
|
6805 add_pathsep(itmp);
|
|
|
6806
|
|
|
6807 /* Get an arbitrary number of up to 6 digits. When it's
|
|
|
6808 * unlikely that it already exists it will be faster,
|
|
|
6809 * otherwise it doesn't matter. The use of mkdir() avoids any
|
|
|
6810 * security problems because of the predictable number. */
|
|
|
6811 nr = (mch_get_pid() + (long)time(NULL)) % 1000000L;
|
|
|
6812
|
|
|
6813 /* Try up to 10000 different values until we find a name that
|
|
|
6814 * doesn't exist. */
|
|
|
6815 for (off = 0; off < 10000L; ++off)
|
|
|
6816 {
|
|
|
6817 int r;
|
|
|
6818 #if defined(UNIX) || defined(VMS)
|
|
|
6819 mode_t umask_save;
|
|
|
6820 #endif
|
|
|
6821
|
|
|
6822 sprintf((char *)itmp + STRLEN(itmp), "v%ld", nr + off);
|
|
|
6823 # ifndef EEXIST
|
|
|
6824 /* If mkdir() does not set errno to EEXIST, check for
|
|
|
6825 * existing file here. There is a race condition then,
|
|
|
6826 * although it's fail-safe. */
|
|
|
6827 if (mch_stat((char *)itmp, &st) >= 0)
|
|
|
6828 continue;
|
|
|
6829 # endif
|
|
|
6830 #if defined(UNIX) || defined(VMS)
|
|
|
6831 /* Make sure the umask doesn't remove the executable bit.
|
|
|
6832 * "repl" has been reported to use "177". */
|
|
|
6833 umask_save = umask(077);
|
|
|
6834 #endif
|
|
|
6835 r = vim_mkdir(itmp, 0700);
|
|
|
6836 #if defined(UNIX) || defined(VMS)
|
|
|
6837 (void)umask(umask_save);
|
|
|
6838 #endif
|
|
|
6839 if (r == 0)
|
|
|
6840 {
|
|
|
6841 char_u *buf;
|
|
|
6842
|
|
|
6843 /* Directory was created, use this name.
|
|
|
6844 * Expand to full path; When using the current
|
|
|
6845 * directory a ":cd" would confuse us. */
|
|
|
6846 buf = alloc((unsigned)MAXPATHL + 1);
|
|
|
6847 if (buf != NULL)
|
|
|
6848 {
|
|
|
6849 if (vim_FullName(itmp, buf, MAXPATHL, FALSE)
|
|
|
6850 == FAIL)
|
|
|
6851 STRCPY(buf, itmp);
|
|
|
6852 # ifdef __EMX__
|
|
|
6853 if (vim_strchr(buf, '/') != NULL)
|
|
|
6854 STRCAT(buf, "/");
|
|
|
6855 else
|
|
|
6856 # endif
|
|
|
6857 add_pathsep(buf);
|
|
|
6858 vim_tempdir = vim_strsave(buf);
|
|
|
6859 vim_free(buf);
|
|
|
6860 }
|
|
|
6861 break;
|
|
|
6862 }
|
|
|
6863 # ifdef EEXIST
|
|
|
6864 /* If the mkdir() didn't fail because the file/dir exists,
|
|
|
6865 * we probably can't create any dir here, try another
|
|
|
6866 * place. */
|
|
|
6867 if (errno != EEXIST)
|
|
|
6868 # endif
|
|
|
6869 break;
|
|
|
6870 }
|
|
|
6871 if (vim_tempdir != NULL)
|
|
|
6872 break;
|
|
|
6873 }
|
|
|
6874 }
|
|
|
6875 }
|
|
|
6876
|
|
|
6877 if (vim_tempdir != NULL)
|
|
|
6878 {
|
|
|
6879 /* There is no need to check if the file exists, because we own the
|
|
|
6880 * directory and nobody else creates a file in it. */
|
|
|
6881 sprintf((char *)itmp, "%s%ld", vim_tempdir, temp_count++);
|
|
|
6882 return vim_strsave(itmp);
|
|
|
6883 }
|
|
|
6884
|
|
|
6885 return NULL;
|
|
|
6886
|
|
|
6887 #else /* TEMPDIRNAMES */
|
|
|
6888
|
|
|
6889 # ifdef WIN3264
|
|
|
6890 char szTempFile[_MAX_PATH + 1];
|
|
|
6891 char buf4[4];
|
|
|
6892 char_u *retval;
|
|
|
6893 char_u *p;
|
|
|
6894
|
|
|
6895 STRCPY(itmp, "");
|
|
|
6896 if (GetTempPath(_MAX_PATH, szTempFile) == 0)
|
|
|
6897 szTempFile[0] = NUL; /* GetTempPath() failed, use current dir */
|
|
|
6898 strcpy(buf4, "VIM");
|
|
|
6899 buf4[2] = extra_char; /* make it "VIa", "VIb", etc. */
|
|
|
6900 if (GetTempFileName(szTempFile, buf4, 0, itmp) == 0)
|
|
|
6901 return NULL;
|
|
|
6902 /* GetTempFileName() will create the file, we don't want that */
|
|
|
6903 (void)DeleteFile(itmp);
|
|
|
6904
|
|
|
6905 /* Backslashes in a temp file name cause problems when filtering with
|
|
|
6906 * "sh". NOTE: This also checks 'shellcmdflag' to help those people who
|
|
|
6907 * didn't set 'shellslash'. */
|
|
|
6908 retval = vim_strsave(itmp);
|
|
|
6909 if (*p_shcf == '-' || p_ssl)
|
|
|
6910 for (p = retval; *p; ++p)
|
|
|
6911 if (*p == '\\')
|
|
|
6912 *p = '/';
|
|
|
6913 return retval;
|
|
|
6914
|
|
|
6915 # else /* WIN3264 */
|
|
|
6916
|
|
|
6917 # ifdef USE_TMPNAM
|
|
|
6918 /* tmpnam() will make its own name */
|
|
|
6919 if (*tmpnam((char *)itmp) == NUL)
|
|
|
6920 return NULL;
|
|
|
6921 # else
|
|
|
6922 char_u *p;
|
|
|
6923
|
|
|
6924 # ifdef VMS_TEMPNAM
|
|
|
6925 /* mktemp() is not working on VMS. It seems to be
|
|
|
6926 * a do-nothing function. Therefore we use tempnam().
|
|
|
6927 */
|
|
|
6928 sprintf((char *)itmp, "VIM%c", extra_char);
|
|
|
6929 p = (char_u *)tempnam("tmp:", (char *)itmp);
|
|
|
6930 if (p != NULL)
|
|
|
6931 {
|
|
|
6932 /* VMS will use '.LOG' if we don't explicitly specify an extension,
|
|
|
6933 * and VIM will then be unable to find the file later */
|
|
|
6934 STRCPY(itmp, p);
|
|
|
6935 STRCAT(itmp, ".txt");
|
|
|
6936 free(p);
|
|
|
6937 }
|
|
|
6938 else
|
|
|
6939 return NULL;
|
|
|
6940 # else
|
|
|
6941 STRCPY(itmp, TEMPNAME);
|
|
|
6942 if ((p = vim_strchr(itmp, '?')) != NULL)
|
|
|
6943 *p = extra_char;
|
|
|
6944 if (mktemp((char *)itmp) == NULL)
|
|
|
6945 return NULL;
|
|
|
6946 # endif
|
|
|
6947 # endif
|
|
|
6948
|
|
|
6949 return vim_strsave(itmp);
|
|
|
6950 # endif /* WIN3264 */
|
|
|
6951 #endif /* TEMPDIRNAMES */
|
|
|
6952 }
|
|
|
6953
|
|
|
6954 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
|
6955 /*
|
|
|
6956 * Convert all backslashes in fname to forward slashes in-place.
|
|
|
6957 */
|
|
|
6958 void
|
|
|
6959 forward_slash(fname)
|
|
|
6960 char_u *fname;
|
|
|
6961 {
|
|
|
6962 char_u *p;
|
|
|
6963
|
|
|
6964 for (p = fname; *p != NUL; ++p)
|
|
|
6965 # ifdef FEAT_MBYTE
|
|
|
6966 /* The Big5 encoding can have '\' in the trail byte. */
|
|
474
|
6967 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
6968 ++p;
|
|
|
6969 else
|
|
|
6970 # endif
|
|
|
6971 if (*p == '\\')
|
|
|
6972 *p = '/';
|
|
|
6973 }
|
|
|
6974 #endif
|
|
|
6975
|
|
|
6976
|
|
|
6977 /*
|
|
|
6978 * Code for automatic commands.
|
|
|
6979 *
|
|
|
6980 * Only included when "FEAT_AUTOCMD" has been defined.
|
|
|
6981 */
|
|
|
6982
|
|
|
6983 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
6984
|
|
|
6985 /*
|
|
|
6986 * The autocommands are stored in a list for each event.
|
|
|
6987 * Autocommands for the same pattern, that are consecutive, are joined
|
|
|
6988 * together, to avoid having to match the pattern too often.
|
|
|
6989 * The result is an array of Autopat lists, which point to AutoCmd lists:
|
|
|
6990 *
|
|
|
6991 * first_autopat[0] --> Autopat.next --> Autopat.next --> NULL
|
|
|
6992 * Autopat.cmds Autopat.cmds
|
|
|
6993 * | |
|
|
|
6994 * V V
|
|
|
6995 * AutoCmd.next AutoCmd.next
|
|
|
6996 * | |
|
|
|
6997 * V V
|
|
|
6998 * AutoCmd.next NULL
|
|
|
6999 * |
|
|
|
7000 * V
|
|
|
7001 * NULL
|
|
|
7002 *
|
|
|
7003 * first_autopat[1] --> Autopat.next --> NULL
|
|
|
7004 * Autopat.cmds
|
|
|
7005 * |
|
|
|
7006 * V
|
|
|
7007 * AutoCmd.next
|
|
|
7008 * |
|
|
|
7009 * V
|
|
|
7010 * NULL
|
|
|
7011 * etc.
|
|
|
7012 *
|
|
|
7013 * The order of AutoCmds is important, this is the order in which they were
|
|
|
7014 * defined and will have to be executed.
|
|
|
7015 */
|
|
|
7016 typedef struct AutoCmd
|
|
|
7017 {
|
|
|
7018 char_u *cmd; /* The command to be executed (NULL
|
|
|
7019 when command has been removed) */
|
|
|
7020 char nested; /* If autocommands nest here */
|
|
|
7021 char last; /* last command in list */
|
|
|
7022 #ifdef FEAT_EVAL
|
|
|
7023 scid_T scriptID; /* script ID where defined */
|
|
|
7024 #endif
|
|
|
7025 struct AutoCmd *next; /* Next AutoCmd in list */
|
|
|
7026 } AutoCmd;
|
|
|
7027
|
|
|
7028 typedef struct AutoPat
|
|
|
7029 {
|
|
|
7030 int group; /* group ID */
|
|
|
7031 char_u *pat; /* pattern as typed (NULL when pattern
|
|
|
7032 has been removed) */
|
|
|
7033 int patlen; /* strlen() of pat */
|
|
153
|
7034 regprog_T *reg_prog; /* compiled regprog for pattern */
|
|
7
|
7035 char allow_dirs; /* Pattern may match whole path */
|
|
|
7036 char last; /* last pattern for apply_autocmds() */
|
|
|
7037 AutoCmd *cmds; /* list of commands to do */
|
|
|
7038 struct AutoPat *next; /* next AutoPat in AutoPat list */
|
|
40
|
7039 int buflocal_nr; /* !=0 for buffer-local AutoPat */
|
|
7
|
7040 } AutoPat;
|
|
|
7041
|
|
|
7042 static struct event_name
|
|
|
7043 {
|
|
|
7044 char *name; /* event name */
|
|
661
|
7045 event_T event; /* event number */
|
|
7
|
7046 } event_names[] =
|
|
|
7047 {
|
|
|
7048 {"BufAdd", EVENT_BUFADD},
|
|
|
7049 {"BufCreate", EVENT_BUFADD},
|
|
|
7050 {"BufDelete", EVENT_BUFDELETE},
|
|
|
7051 {"BufEnter", EVENT_BUFENTER},
|
|
|
7052 {"BufFilePost", EVENT_BUFFILEPOST},
|
|
|
7053 {"BufFilePre", EVENT_BUFFILEPRE},
|
|
|
7054 {"BufHidden", EVENT_BUFHIDDEN},
|
|
|
7055 {"BufLeave", EVENT_BUFLEAVE},
|
|
|
7056 {"BufNew", EVENT_BUFNEW},
|
|
|
7057 {"BufNewFile", EVENT_BUFNEWFILE},
|
|
|
7058 {"BufRead", EVENT_BUFREADPOST},
|
|
|
7059 {"BufReadCmd", EVENT_BUFREADCMD},
|
|
|
7060 {"BufReadPost", EVENT_BUFREADPOST},
|
|
|
7061 {"BufReadPre", EVENT_BUFREADPRE},
|
|
|
7062 {"BufUnload", EVENT_BUFUNLOAD},
|
|
|
7063 {"BufWinEnter", EVENT_BUFWINENTER},
|
|
|
7064 {"BufWinLeave", EVENT_BUFWINLEAVE},
|
|
|
7065 {"BufWipeout", EVENT_BUFWIPEOUT},
|
|
|
7066 {"BufWrite", EVENT_BUFWRITEPRE},
|
|
|
7067 {"BufWritePost", EVENT_BUFWRITEPOST},
|
|
|
7068 {"BufWritePre", EVENT_BUFWRITEPRE},
|
|
|
7069 {"BufWriteCmd", EVENT_BUFWRITECMD},
|
|
|
7070 {"CmdwinEnter", EVENT_CMDWINENTER},
|
|
|
7071 {"CmdwinLeave", EVENT_CMDWINLEAVE},
|
|
12
|
7072 {"ColorScheme", EVENT_COLORSCHEME},
|
|
661
|
7073 {"CursorHold", EVENT_CURSORHOLD},
|
|
|
7074 {"CursorHoldI", EVENT_CURSORHOLDI},
|
|
|
7075 {"CursorMoved", EVENT_CURSORMOVED},
|
|
|
7076 {"CursorMovedI", EVENT_CURSORMOVEDI},
|
|
7
|
7077 {"EncodingChanged", EVENT_ENCODINGCHANGED},
|
|
|
7078 {"FileEncoding", EVENT_ENCODINGCHANGED},
|
|
|
7079 {"FileAppendPost", EVENT_FILEAPPENDPOST},
|
|
|
7080 {"FileAppendPre", EVENT_FILEAPPENDPRE},
|
|
|
7081 {"FileAppendCmd", EVENT_FILEAPPENDCMD},
|
|
|
7082 {"FileChangedShell",EVENT_FILECHANGEDSHELL},
|
|
765
|
7083 {"FileChangedShellPost",EVENT_FILECHANGEDSHELLPOST},
|
|
7
|
7084 {"FileChangedRO", EVENT_FILECHANGEDRO},
|
|
|
7085 {"FileReadPost", EVENT_FILEREADPOST},
|
|
|
7086 {"FileReadPre", EVENT_FILEREADPRE},
|
|
|
7087 {"FileReadCmd", EVENT_FILEREADCMD},
|
|
|
7088 {"FileType", EVENT_FILETYPE},
|
|
|
7089 {"FileWritePost", EVENT_FILEWRITEPOST},
|
|
|
7090 {"FileWritePre", EVENT_FILEWRITEPRE},
|
|
|
7091 {"FileWriteCmd", EVENT_FILEWRITECMD},
|
|
|
7092 {"FilterReadPost", EVENT_FILTERREADPOST},
|
|
|
7093 {"FilterReadPre", EVENT_FILTERREADPRE},
|
|
|
7094 {"FilterWritePost", EVENT_FILTERWRITEPOST},
|
|
|
7095 {"FilterWritePre", EVENT_FILTERWRITEPRE},
|
|
|
7096 {"FocusGained", EVENT_FOCUSGAINED},
|
|
|
7097 {"FocusLost", EVENT_FOCUSLOST},
|
|
|
7098 {"FuncUndefined", EVENT_FUNCUNDEFINED},
|
|
|
7099 {"GUIEnter", EVENT_GUIENTER},
|
|
946
|
7100 {"GUIFailed", EVENT_GUIFAILED},
|
|
11
|
7101 {"InsertChange", EVENT_INSERTCHANGE},
|
|
|
7102 {"InsertEnter", EVENT_INSERTENTER},
|
|
|
7103 {"InsertLeave", EVENT_INSERTLEAVE},
|
|
434
|
7104 {"MenuPopup", EVENT_MENUPOPUP},
|
|
161
|
7105 {"QuickFixCmdPost", EVENT_QUICKFIXCMDPOST},
|
|
|
7106 {"QuickFixCmdPre", EVENT_QUICKFIXCMDPRE},
|
|
7
|
7107 {"RemoteReply", EVENT_REMOTEREPLY},
|
|
574
|
7108 {"SessionLoadPost", EVENT_SESSIONLOADPOST},
|
|
723
|
7109 {"ShellCmdPost", EVENT_SHELLCMDPOST},
|
|
|
7110 {"ShellFilterPost", EVENT_SHELLFILTERPOST},
|
|
715
|
7111 {"SourcePre", EVENT_SOURCEPRE},
|
|
1061
|
7112 {"SourceCmd", EVENT_SOURCECMD},
|
|
649
|
7113 {"SpellFileMissing",EVENT_SPELLFILEMISSING},
|
|
7
|
7114 {"StdinReadPost", EVENT_STDINREADPOST},
|
|
|
7115 {"StdinReadPre", EVENT_STDINREADPRE},
|
|
674
|
7116 {"SwapExists", EVENT_SWAPEXISTS},
|
|
7
|
7117 {"Syntax", EVENT_SYNTAX},
|
|
676
|
7118 {"TabEnter", EVENT_TABENTER},
|
|
|
7119 {"TabLeave", EVENT_TABLEAVE},
|
|
7
|
7120 {"TermChanged", EVENT_TERMCHANGED},
|
|
|
7121 {"TermResponse", EVENT_TERMRESPONSE},
|
|
|
7122 {"User", EVENT_USER},
|
|
|
7123 {"VimEnter", EVENT_VIMENTER},
|
|
|
7124 {"VimLeave", EVENT_VIMLEAVE},
|
|
|
7125 {"VimLeavePre", EVENT_VIMLEAVEPRE},
|
|
|
7126 {"WinEnter", EVENT_WINENTER},
|
|
|
7127 {"WinLeave", EVENT_WINLEAVE},
|
|
765
|
7128 {"VimResized", EVENT_VIMRESIZED},
|
|
661
|
7129 {NULL, (event_T)0}
|
|
7
|
7130 };
|
|
|
7131
|
|
|
7132 static AutoPat *first_autopat[NUM_EVENTS] =
|
|
|
7133 {
|
|
|
7134 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7135 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7136 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7137 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
18
|
7138 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
|
|
7139 NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
|
|
7
|
7140 };
|
|
|
7141
|
|
|
7142 /*
|
|
|
7143 * struct used to keep status while executing autocommands for an event.
|
|
|
7144 */
|
|
|
7145 typedef struct AutoPatCmd
|
|
|
7146 {
|
|
|
7147 AutoPat *curpat; /* next AutoPat to examine */
|
|
|
7148 AutoCmd *nextcmd; /* next AutoCmd to execute */
|
|
|
7149 int group; /* group being used */
|
|
|
7150 char_u *fname; /* fname to match with */
|
|
|
7151 char_u *sfname; /* sfname to match with */
|
|
|
7152 char_u *tail; /* tail of fname */
|
|
661
|
7153 event_T event; /* current event */
|
|
40
|
7154 int arg_bufnr; /* initially equal to <abuf>, set to zero when
|
|
|
7155 buf is deleted */
|
|
|
7156 struct AutoPatCmd *next; /* chain of active apc-s for auto-invalidation*/
|
|
7
|
7157 } AutoPatCmd;
|
|
|
7158
|
|
297
|
7159 static AutoPatCmd *active_apc_list = NULL; /* stack of active autocommands */
|
|
40
|
7160
|
|
7
|
7161 /*
|
|
|
7162 * augroups stores a list of autocmd group names.
|
|
|
7163 */
|
|
297
|
7164 static garray_T augroups = {0, 0, sizeof(char_u *), 10, NULL};
|
|
7
|
7165 #define AUGROUP_NAME(i) (((char_u **)augroups.ga_data)[i])
|
|
|
7166
|
|
|
7167 /*
|
|
|
7168 * The ID of the current group. Group 0 is the default one.
|
|
|
7169 */
|
|
|
7170 static int current_augroup = AUGROUP_DEFAULT;
|
|
|
7171
|
|
|
7172 static int au_need_clean = FALSE; /* need to delete marked patterns */
|
|
|
7173
|
|
661
|
7174 static void show_autocmd __ARGS((AutoPat *ap, event_T event));
|
|
7
|
7175 static void au_remove_pat __ARGS((AutoPat *ap));
|
|
|
7176 static void au_remove_cmds __ARGS((AutoPat *ap));
|
|
|
7177 static void au_cleanup __ARGS((void));
|
|
|
7178 static int au_new_group __ARGS((char_u *name));
|
|
|
7179 static void au_del_group __ARGS((char_u *name));
|
|
661
|
7180 static event_T event_name2nr __ARGS((char_u *start, char_u **end));
|
|
|
7181 static char_u *event_nr2name __ARGS((event_T event));
|
|
7
|
7182 static char_u *find_end_event __ARGS((char_u *arg, int have_group));
|
|
661
|
7183 static int event_ignored __ARGS((event_T event));
|
|
7
|
7184 static int au_get_grouparg __ARGS((char_u **argp));
|
|
661
|
7185 static int do_autocmd_event __ARGS((event_T event, char_u *pat, int nested, char_u *cmd, int forceit, int group));
|
|
7
|
7186 static char_u *getnextac __ARGS((int c, void *cookie, int indent));
|
|
661
|
7187 static int apply_autocmds_group __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, int group, buf_T *buf, exarg_T *eap));
|
|
7
|
7188 static void auto_next_pat __ARGS((AutoPatCmd *apc, int stop_at_last));
|
|
|
7189
|
|
40
|
7190
|
|
661
|
7191 static event_T last_event;
|
|
7
|
7192 static int last_group;
|
|
1410
|
7193 static int autocmd_blocked = 0; /* block all autocmds */
|
|
7
|
7194
|
|
|
7195 /*
|
|
|
7196 * Show the autocommands for one AutoPat.
|
|
|
7197 */
|
|
|
7198 static void
|
|
|
7199 show_autocmd(ap, event)
|
|
|
7200 AutoPat *ap;
|
|
661
|
7201 event_T event;
|
|
7
|
7202 {
|
|
|
7203 AutoCmd *ac;
|
|
|
7204
|
|
|
7205 /* Check for "got_int" (here and at various places below), which is set
|
|
|
7206 * when "q" has been hit for the "--more--" prompt */
|
|
|
7207 if (got_int)
|
|
|
7208 return;
|
|
|
7209 if (ap->pat == NULL) /* pattern has been removed */
|
|
|
7210 return;
|
|
|
7211
|
|
|
7212 msg_putchar('\n');
|
|
|
7213 if (got_int)
|
|
|
7214 return;
|
|
|
7215 if (event != last_event || ap->group != last_group)
|
|
|
7216 {
|
|
|
7217 if (ap->group != AUGROUP_DEFAULT)
|
|
|
7218 {
|
|
|
7219 if (AUGROUP_NAME(ap->group) == NULL)
|
|
|
7220 msg_puts_attr((char_u *)_("--Deleted--"), hl_attr(HLF_E));
|
|
|
7221 else
|
|
|
7222 msg_puts_attr(AUGROUP_NAME(ap->group), hl_attr(HLF_T));
|
|
|
7223 msg_puts((char_u *)" ");
|
|
|
7224 }
|
|
|
7225 msg_puts_attr(event_nr2name(event), hl_attr(HLF_T));
|
|
|
7226 last_event = event;
|
|
|
7227 last_group = ap->group;
|
|
|
7228 msg_putchar('\n');
|
|
|
7229 if (got_int)
|
|
|
7230 return;
|
|
|
7231 }
|
|
|
7232 msg_col = 4;
|
|
|
7233 msg_outtrans(ap->pat);
|
|
|
7234
|
|
|
7235 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7236 {
|
|
|
7237 if (ac->cmd != NULL) /* skip removed commands */
|
|
|
7238 {
|
|
|
7239 if (msg_col >= 14)
|
|
|
7240 msg_putchar('\n');
|
|
|
7241 msg_col = 14;
|
|
|
7242 if (got_int)
|
|
|
7243 return;
|
|
|
7244 msg_outtrans(ac->cmd);
|
|
500
|
7245 #ifdef FEAT_EVAL
|
|
|
7246 if (p_verbose > 0)
|
|
|
7247 last_set_msg(ac->scriptID);
|
|
|
7248 #endif
|
|
7
|
7249 if (got_int)
|
|
|
7250 return;
|
|
|
7251 if (ac->next != NULL)
|
|
|
7252 {
|
|
|
7253 msg_putchar('\n');
|
|
|
7254 if (got_int)
|
|
|
7255 return;
|
|
|
7256 }
|
|
|
7257 }
|
|
|
7258 }
|
|
|
7259 }
|
|
|
7260
|
|
|
7261 /*
|
|
|
7262 * Mark an autocommand pattern for deletion.
|
|
|
7263 */
|
|
|
7264 static void
|
|
|
7265 au_remove_pat(ap)
|
|
|
7266 AutoPat *ap;
|
|
|
7267 {
|
|
|
7268 vim_free(ap->pat);
|
|
|
7269 ap->pat = NULL;
|
|
40
|
7270 ap->buflocal_nr = -1;
|
|
7
|
7271 au_need_clean = TRUE;
|
|
|
7272 }
|
|
|
7273
|
|
|
7274 /*
|
|
|
7275 * Mark all commands for a pattern for deletion.
|
|
|
7276 */
|
|
|
7277 static void
|
|
|
7278 au_remove_cmds(ap)
|
|
|
7279 AutoPat *ap;
|
|
|
7280 {
|
|
|
7281 AutoCmd *ac;
|
|
|
7282
|
|
|
7283 for (ac = ap->cmds; ac != NULL; ac = ac->next)
|
|
|
7284 {
|
|
|
7285 vim_free(ac->cmd);
|
|
|
7286 ac->cmd = NULL;
|
|
|
7287 }
|
|
|
7288 au_need_clean = TRUE;
|
|
|
7289 }
|
|
|
7290
|
|
|
7291 /*
|
|
|
7292 * Cleanup autocommands and patterns that have been deleted.
|
|
|
7293 * This is only done when not executing autocommands.
|
|
|
7294 */
|
|
|
7295 static void
|
|
|
7296 au_cleanup()
|
|
|
7297 {
|
|
|
7298 AutoPat *ap, **prev_ap;
|
|
|
7299 AutoCmd *ac, **prev_ac;
|
|
661
|
7300 event_T event;
|
|
7
|
7301
|
|
|
7302 if (autocmd_busy || !au_need_clean)
|
|
|
7303 return;
|
|
|
7304
|
|
|
7305 /* loop over all events */
|
|
661
|
7306 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7307 event = (event_T)((int)event + 1))
|
|
7
|
7308 {
|
|
|
7309 /* loop over all autocommand patterns */
|
|
|
7310 prev_ap = &(first_autopat[(int)event]);
|
|
|
7311 for (ap = *prev_ap; ap != NULL; ap = *prev_ap)
|
|
|
7312 {
|
|
|
7313 /* loop over all commands for this pattern */
|
|
|
7314 prev_ac = &(ap->cmds);
|
|
|
7315 for (ac = *prev_ac; ac != NULL; ac = *prev_ac)
|
|
|
7316 {
|
|
|
7317 /* remove the command if the pattern is to be deleted or when
|
|
|
7318 * the command has been marked for deletion */
|
|
|
7319 if (ap->pat == NULL || ac->cmd == NULL)
|
|
|
7320 {
|
|
|
7321 *prev_ac = ac->next;
|
|
|
7322 vim_free(ac->cmd);
|
|
|
7323 vim_free(ac);
|
|
|
7324 }
|
|
|
7325 else
|
|
|
7326 prev_ac = &(ac->next);
|
|
|
7327 }
|
|
|
7328
|
|
|
7329 /* remove the pattern if it has been marked for deletion */
|
|
|
7330 if (ap->pat == NULL)
|
|
|
7331 {
|
|
|
7332 *prev_ap = ap->next;
|
|
153
|
7333 vim_free(ap->reg_prog);
|
|
7
|
7334 vim_free(ap);
|
|
|
7335 }
|
|
|
7336 else
|
|
|
7337 prev_ap = &(ap->next);
|
|
|
7338 }
|
|
|
7339 }
|
|
|
7340
|
|
|
7341 au_need_clean = FALSE;
|
|
|
7342 }
|
|
|
7343
|
|
|
7344 /*
|
|
40
|
7345 * Called when buffer is freed, to remove/invalidate related buffer-local
|
|
|
7346 * autocmds.
|
|
|
7347 */
|
|
|
7348 void
|
|
|
7349 aubuflocal_remove(buf)
|
|
|
7350 buf_T *buf;
|
|
|
7351 {
|
|
|
7352 AutoPat *ap;
|
|
661
|
7353 event_T event;
|
|
40
|
7354 AutoPatCmd *apc;
|
|
|
7355
|
|
|
7356 /* invalidate currently executing autocommands */
|
|
|
7357 for (apc = active_apc_list; apc; apc = apc->next)
|
|
|
7358 if (buf->b_fnum == apc->arg_bufnr)
|
|
|
7359 apc->arg_bufnr = 0;
|
|
|
7360
|
|
|
7361 /* invalidate buflocals looping through events */
|
|
661
|
7362 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7363 event = (event_T)((int)event + 1))
|
|
40
|
7364 /* loop over all autocommand patterns */
|
|
|
7365 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7366 if (ap->buflocal_nr == buf->b_fnum)
|
|
|
7367 {
|
|
|
7368 au_remove_pat(ap);
|
|
|
7369 if (p_verbose >= 6)
|
|
292
|
7370 {
|
|
|
7371 verbose_enter();
|
|
40
|
7372 smsg((char_u *)
|
|
|
7373 _("auto-removing autocommand: %s <buffer=%d>"),
|
|
|
7374 event_nr2name(event), buf->b_fnum);
|
|
292
|
7375 verbose_leave();
|
|
|
7376 }
|
|
40
|
7377 }
|
|
|
7378 au_cleanup();
|
|
|
7379 }
|
|
|
7380
|
|
|
7381 /*
|
|
7
|
7382 * Add an autocmd group name.
|
|
|
7383 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7384 */
|
|
|
7385 static int
|
|
|
7386 au_new_group(name)
|
|
|
7387 char_u *name;
|
|
|
7388 {
|
|
|
7389 int i;
|
|
|
7390
|
|
|
7391 i = au_find_group(name);
|
|
|
7392 if (i == AUGROUP_ERROR) /* the group doesn't exist yet, add it */
|
|
|
7393 {
|
|
|
7394 /* First try using a free entry. */
|
|
|
7395 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7396 if (AUGROUP_NAME(i) == NULL)
|
|
|
7397 break;
|
|
|
7398 if (i == augroups.ga_len && ga_grow(&augroups, 1) == FAIL)
|
|
|
7399 return AUGROUP_ERROR;
|
|
|
7400
|
|
|
7401 AUGROUP_NAME(i) = vim_strsave(name);
|
|
|
7402 if (AUGROUP_NAME(i) == NULL)
|
|
|
7403 return AUGROUP_ERROR;
|
|
|
7404 if (i == augroups.ga_len)
|
|
|
7405 ++augroups.ga_len;
|
|
|
7406 }
|
|
|
7407
|
|
|
7408 return i;
|
|
|
7409 }
|
|
|
7410
|
|
|
7411 static void
|
|
|
7412 au_del_group(name)
|
|
|
7413 char_u *name;
|
|
|
7414 {
|
|
|
7415 int i;
|
|
|
7416
|
|
|
7417 i = au_find_group(name);
|
|
|
7418 if (i == AUGROUP_ERROR) /* the group doesn't exist */
|
|
|
7419 EMSG2(_("E367: No such group: \"%s\""), name);
|
|
|
7420 else
|
|
|
7421 {
|
|
|
7422 vim_free(AUGROUP_NAME(i));
|
|
|
7423 AUGROUP_NAME(i) = NULL;
|
|
|
7424 }
|
|
|
7425 }
|
|
|
7426
|
|
|
7427 /*
|
|
|
7428 * Find the ID of an autocmd group name.
|
|
|
7429 * Return it's ID. Returns AUGROUP_ERROR (< 0) for error.
|
|
|
7430 */
|
|
|
7431 static int
|
|
|
7432 au_find_group(name)
|
|
|
7433 char_u *name;
|
|
|
7434 {
|
|
|
7435 int i;
|
|
|
7436
|
|
|
7437 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7438 if (AUGROUP_NAME(i) != NULL && STRCMP(AUGROUP_NAME(i), name) == 0)
|
|
|
7439 return i;
|
|
|
7440 return AUGROUP_ERROR;
|
|
|
7441 }
|
|
|
7442
|
|
461
|
7443 /*
|
|
|
7444 * Return TRUE if augroup "name" exists.
|
|
|
7445 */
|
|
|
7446 int
|
|
|
7447 au_has_group(name)
|
|
|
7448 char_u *name;
|
|
|
7449 {
|
|
|
7450 return au_find_group(name) != AUGROUP_ERROR;
|
|
|
7451 }
|
|
|
7452
|
|
7
|
7453 /*
|
|
|
7454 * ":augroup {name}".
|
|
|
7455 */
|
|
|
7456 void
|
|
|
7457 do_augroup(arg, del_group)
|
|
|
7458 char_u *arg;
|
|
|
7459 int del_group;
|
|
|
7460 {
|
|
|
7461 int i;
|
|
|
7462
|
|
|
7463 if (del_group)
|
|
|
7464 {
|
|
|
7465 if (*arg == NUL)
|
|
|
7466 EMSG(_(e_argreq));
|
|
|
7467 else
|
|
|
7468 au_del_group(arg);
|
|
|
7469 }
|
|
|
7470 else if (STRICMP(arg, "end") == 0) /* ":aug end": back to group 0 */
|
|
|
7471 current_augroup = AUGROUP_DEFAULT;
|
|
|
7472 else if (*arg) /* ":aug xxx": switch to group xxx */
|
|
|
7473 {
|
|
|
7474 i = au_new_group(arg);
|
|
|
7475 if (i != AUGROUP_ERROR)
|
|
|
7476 current_augroup = i;
|
|
|
7477 }
|
|
|
7478 else /* ":aug": list the group names */
|
|
|
7479 {
|
|
|
7480 msg_start();
|
|
|
7481 for (i = 0; i < augroups.ga_len; ++i)
|
|
|
7482 {
|
|
|
7483 if (AUGROUP_NAME(i) != NULL)
|
|
|
7484 {
|
|
|
7485 msg_puts(AUGROUP_NAME(i));
|
|
|
7486 msg_puts((char_u *)" ");
|
|
|
7487 }
|
|
|
7488 }
|
|
|
7489 msg_clr_eos();
|
|
|
7490 msg_end();
|
|
|
7491 }
|
|
|
7492 }
|
|
|
7493
|
|
355
|
7494 #if defined(EXITFREE) || defined(PROTO)
|
|
|
7495 void
|
|
|
7496 free_all_autocmds()
|
|
|
7497 {
|
|
|
7498 for (current_augroup = -1; current_augroup < augroups.ga_len;
|
|
|
7499 ++current_augroup)
|
|
|
7500 do_autocmd((char_u *)"", TRUE);
|
|
|
7501 ga_clear_strings(&augroups);
|
|
|
7502 }
|
|
|
7503 #endif
|
|
|
7504
|
|
7
|
7505 /*
|
|
|
7506 * Return the event number for event name "start".
|
|
|
7507 * Return NUM_EVENTS if the event name was not found.
|
|
|
7508 * Return a pointer to the next event name in "end".
|
|
|
7509 */
|
|
661
|
7510 static event_T
|
|
7
|
7511 event_name2nr(start, end)
|
|
|
7512 char_u *start;
|
|
|
7513 char_u **end;
|
|
|
7514 {
|
|
|
7515 char_u *p;
|
|
|
7516 int i;
|
|
|
7517 int len;
|
|
|
7518
|
|
|
7519 /* the event name ends with end of line, a blank or a comma */
|
|
|
7520 for (p = start; *p && !vim_iswhite(*p) && *p != ','; ++p)
|
|
|
7521 ;
|
|
|
7522 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7523 {
|
|
|
7524 len = (int)STRLEN(event_names[i].name);
|
|
|
7525 if (len == p - start && STRNICMP(event_names[i].name, start, len) == 0)
|
|
|
7526 break;
|
|
|
7527 }
|
|
|
7528 if (*p == ',')
|
|
|
7529 ++p;
|
|
|
7530 *end = p;
|
|
|
7531 if (event_names[i].name == NULL)
|
|
|
7532 return NUM_EVENTS;
|
|
|
7533 return event_names[i].event;
|
|
|
7534 }
|
|
|
7535
|
|
|
7536 /*
|
|
|
7537 * Return the name for event "event".
|
|
|
7538 */
|
|
|
7539 static char_u *
|
|
|
7540 event_nr2name(event)
|
|
661
|
7541 event_T event;
|
|
7
|
7542 {
|
|
|
7543 int i;
|
|
|
7544
|
|
|
7545 for (i = 0; event_names[i].name != NULL; ++i)
|
|
|
7546 if (event_names[i].event == event)
|
|
|
7547 return (char_u *)event_names[i].name;
|
|
|
7548 return (char_u *)"Unknown";
|
|
|
7549 }
|
|
|
7550
|
|
|
7551 /*
|
|
|
7552 * Scan over the events. "*" stands for all events.
|
|
|
7553 */
|
|
|
7554 static char_u *
|
|
|
7555 find_end_event(arg, have_group)
|
|
|
7556 char_u *arg;
|
|
|
7557 int have_group; /* TRUE when group name was found */
|
|
|
7558 {
|
|
|
7559 char_u *pat;
|
|
|
7560 char_u *p;
|
|
|
7561
|
|
|
7562 if (*arg == '*')
|
|
|
7563 {
|
|
|
7564 if (arg[1] && !vim_iswhite(arg[1]))
|
|
|
7565 {
|
|
|
7566 EMSG2(_("E215: Illegal character after *: %s"), arg);
|
|
|
7567 return NULL;
|
|
|
7568 }
|
|
|
7569 pat = arg + 1;
|
|
|
7570 }
|
|
|
7571 else
|
|
|
7572 {
|
|
|
7573 for (pat = arg; *pat && !vim_iswhite(*pat); pat = p)
|
|
|
7574 {
|
|
|
7575 if ((int)event_name2nr(pat, &p) >= (int)NUM_EVENTS)
|
|
|
7576 {
|
|
|
7577 if (have_group)
|
|
|
7578 EMSG2(_("E216: No such event: %s"), pat);
|
|
|
7579 else
|
|
|
7580 EMSG2(_("E216: No such group or event: %s"), pat);
|
|
|
7581 return NULL;
|
|
|
7582 }
|
|
|
7583 }
|
|
|
7584 }
|
|
|
7585 return pat;
|
|
|
7586 }
|
|
|
7587
|
|
|
7588 /*
|
|
|
7589 * Return TRUE if "event" is included in 'eventignore'.
|
|
|
7590 */
|
|
|
7591 static int
|
|
|
7592 event_ignored(event)
|
|
661
|
7593 event_T event;
|
|
7
|
7594 {
|
|
|
7595 char_u *p = p_ei;
|
|
|
7596
|
|
844
|
7597 while (*p != NUL)
|
|
|
7598 {
|
|
|
7599 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7600 return TRUE;
|
|
7
|
7601 if (event_name2nr(p, &p) == event)
|
|
|
7602 return TRUE;
|
|
844
|
7603 }
|
|
7
|
7604
|
|
|
7605 return FALSE;
|
|
|
7606 }
|
|
|
7607
|
|
|
7608 /*
|
|
|
7609 * Return OK when the contents of p_ei is valid, FAIL otherwise.
|
|
|
7610 */
|
|
|
7611 int
|
|
|
7612 check_ei()
|
|
|
7613 {
|
|
|
7614 char_u *p = p_ei;
|
|
|
7615
|
|
|
7616 while (*p)
|
|
844
|
7617 {
|
|
|
7618 if (STRNICMP(p, "all", 3) == 0 && (p[3] == NUL || p[3] == ','))
|
|
|
7619 {
|
|
|
7620 p += 3;
|
|
|
7621 if (*p == ',')
|
|
|
7622 ++p;
|
|
|
7623 }
|
|
|
7624 else if (event_name2nr(p, &p) == NUM_EVENTS)
|
|
7
|
7625 return FAIL;
|
|
844
|
7626 }
|
|
7
|
7627
|
|
|
7628 return OK;
|
|
|
7629 }
|
|
|
7630
|
|
123
|
7631 # if defined(FEAT_SYN_HL) || defined(PROTO)
|
|
|
7632
|
|
|
7633 /*
|
|
|
7634 * Add "what" to 'eventignore' to skip loading syntax highlighting for every
|
|
|
7635 * buffer loaded into the window. "what" must start with a comma.
|
|
|
7636 * Returns the old value of 'eventignore' in allocated memory.
|
|
|
7637 */
|
|
|
7638 char_u *
|
|
|
7639 au_event_disable(what)
|
|
|
7640 char *what;
|
|
|
7641 {
|
|
|
7642 char_u *new_ei;
|
|
|
7643 char_u *save_ei;
|
|
|
7644
|
|
|
7645 save_ei = vim_strsave(p_ei);
|
|
|
7646 if (save_ei != NULL)
|
|
|
7647 {
|
|
557
|
7648 new_ei = vim_strnsave(p_ei, (int)(STRLEN(p_ei) + STRLEN(what)));
|
|
123
|
7649 if (new_ei != NULL)
|
|
|
7650 {
|
|
|
7651 STRCAT(new_ei, what);
|
|
694
|
7652 set_string_option_direct((char_u *)"ei", -1, new_ei,
|
|
|
7653 OPT_FREE, SID_NONE);
|
|
123
|
7654 vim_free(new_ei);
|
|
|
7655 }
|
|
|
7656 }
|
|
|
7657 return save_ei;
|
|
|
7658 }
|
|
|
7659
|
|
|
7660 void
|
|
|
7661 au_event_restore(old_ei)
|
|
|
7662 char_u *old_ei;
|
|
|
7663 {
|
|
|
7664 if (old_ei != NULL)
|
|
|
7665 {
|
|
694
|
7666 set_string_option_direct((char_u *)"ei", -1, old_ei,
|
|
|
7667 OPT_FREE, SID_NONE);
|
|
123
|
7668 vim_free(old_ei);
|
|
|
7669 }
|
|
|
7670 }
|
|
|
7671 # endif /* FEAT_SYN_HL */
|
|
|
7672
|
|
7
|
7673 /*
|
|
|
7674 * do_autocmd() -- implements the :autocmd command. Can be used in the
|
|
|
7675 * following ways:
|
|
|
7676 *
|
|
|
7677 * :autocmd <event> <pat> <cmd> Add <cmd> to the list of commands that
|
|
|
7678 * will be automatically executed for <event>
|
|
|
7679 * when editing a file matching <pat>, in
|
|
|
7680 * the current group.
|
|
|
7681 * :autocmd <event> <pat> Show the auto-commands associated with
|
|
|
7682 * <event> and <pat>.
|
|
|
7683 * :autocmd <event> Show the auto-commands associated with
|
|
|
7684 * <event>.
|
|
|
7685 * :autocmd Show all auto-commands.
|
|
|
7686 * :autocmd! <event> <pat> <cmd> Remove all auto-commands associated with
|
|
|
7687 * <event> and <pat>, and add the command
|
|
|
7688 * <cmd>, for the current group.
|
|
|
7689 * :autocmd! <event> <pat> Remove all auto-commands associated with
|
|
|
7690 * <event> and <pat> for the current group.
|
|
|
7691 * :autocmd! <event> Remove all auto-commands associated with
|
|
|
7692 * <event> for the current group.
|
|
|
7693 * :autocmd! Remove ALL auto-commands for the current
|
|
|
7694 * group.
|
|
|
7695 *
|
|
|
7696 * Multiple events and patterns may be given separated by commas. Here are
|
|
|
7697 * some examples:
|
|
|
7698 * :autocmd bufread,bufenter *.c,*.h set tw=0 smartindent noic
|
|
|
7699 * :autocmd bufleave * set tw=79 nosmartindent ic infercase
|
|
|
7700 *
|
|
|
7701 * :autocmd * *.c show all autocommands for *.c files.
|
|
609
|
7702 *
|
|
|
7703 * Mostly a {group} argument can optionally appear before <event>.
|
|
7
|
7704 */
|
|
|
7705 void
|
|
|
7706 do_autocmd(arg, forceit)
|
|
|
7707 char_u *arg;
|
|
|
7708 int forceit;
|
|
|
7709 {
|
|
|
7710 char_u *pat;
|
|
|
7711 char_u *envpat = NULL;
|
|
|
7712 char_u *cmd;
|
|
661
|
7713 event_T event;
|
|
7
|
7714 int need_free = FALSE;
|
|
|
7715 int nested = FALSE;
|
|
|
7716 int group;
|
|
|
7717
|
|
|
7718 /*
|
|
|
7719 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
7720 */
|
|
|
7721 group = au_get_grouparg(&arg);
|
|
|
7722 if (arg == NULL) /* out of memory */
|
|
|
7723 return;
|
|
|
7724
|
|
|
7725 /*
|
|
|
7726 * Scan over the events.
|
|
|
7727 * If we find an illegal name, return here, don't do anything.
|
|
|
7728 */
|
|
|
7729 pat = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
7730 if (pat == NULL)
|
|
|
7731 return;
|
|
|
7732
|
|
|
7733 /*
|
|
|
7734 * Scan over the pattern. Put a NUL at the end.
|
|
|
7735 */
|
|
|
7736 pat = skipwhite(pat);
|
|
|
7737 cmd = pat;
|
|
|
7738 while (*cmd && (!vim_iswhite(*cmd) || cmd[-1] == '\\'))
|
|
|
7739 cmd++;
|
|
|
7740 if (*cmd)
|
|
|
7741 *cmd++ = NUL;
|
|
|
7742
|
|
|
7743 /* Expand environment variables in the pattern. Set 'shellslash', we want
|
|
|
7744 * forward slashes here. */
|
|
|
7745 if (vim_strchr(pat, '$') != NULL || vim_strchr(pat, '~') != NULL)
|
|
|
7746 {
|
|
|
7747 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7748 int p_ssl_save = p_ssl;
|
|
|
7749
|
|
|
7750 p_ssl = TRUE;
|
|
|
7751 #endif
|
|
|
7752 envpat = expand_env_save(pat);
|
|
|
7753 #ifdef BACKSLASH_IN_FILENAME
|
|
|
7754 p_ssl = p_ssl_save;
|
|
|
7755 #endif
|
|
|
7756 if (envpat != NULL)
|
|
|
7757 pat = envpat;
|
|
|
7758 }
|
|
|
7759
|
|
|
7760 /*
|
|
|
7761 * Check for "nested" flag.
|
|
|
7762 */
|
|
|
7763 cmd = skipwhite(cmd);
|
|
|
7764 if (*cmd != NUL && STRNCMP(cmd, "nested", 6) == 0 && vim_iswhite(cmd[6]))
|
|
|
7765 {
|
|
|
7766 nested = TRUE;
|
|
|
7767 cmd = skipwhite(cmd + 6);
|
|
|
7768 }
|
|
|
7769
|
|
|
7770 /*
|
|
|
7771 * Find the start of the commands.
|
|
|
7772 * Expand <sfile> in it.
|
|
|
7773 */
|
|
|
7774 if (*cmd != NUL)
|
|
|
7775 {
|
|
|
7776 cmd = expand_sfile(cmd);
|
|
|
7777 if (cmd == NULL) /* some error */
|
|
|
7778 return;
|
|
|
7779 need_free = TRUE;
|
|
|
7780 }
|
|
|
7781
|
|
|
7782 /*
|
|
|
7783 * Print header when showing autocommands.
|
|
|
7784 */
|
|
|
7785 if (!forceit && *cmd == NUL)
|
|
|
7786 {
|
|
|
7787 /* Highlight title */
|
|
|
7788 MSG_PUTS_TITLE(_("\n--- Auto-Commands ---"));
|
|
|
7789 }
|
|
|
7790
|
|
|
7791 /*
|
|
|
7792 * Loop over the events.
|
|
|
7793 */
|
|
661
|
7794 last_event = (event_T)-1; /* for listing the event name */
|
|
7
|
7795 last_group = AUGROUP_ERROR; /* for listing the group name */
|
|
|
7796 if (*arg == '*' || *arg == NUL)
|
|
|
7797 {
|
|
661
|
7798 for (event = (event_T)0; (int)event < (int)NUM_EVENTS;
|
|
|
7799 event = (event_T)((int)event + 1))
|
|
7
|
7800 if (do_autocmd_event(event, pat,
|
|
|
7801 nested, cmd, forceit, group) == FAIL)
|
|
|
7802 break;
|
|
|
7803 }
|
|
|
7804 else
|
|
|
7805 {
|
|
|
7806 while (*arg && !vim_iswhite(*arg))
|
|
|
7807 if (do_autocmd_event(event_name2nr(arg, &arg), pat,
|
|
|
7808 nested, cmd, forceit, group) == FAIL)
|
|
|
7809 break;
|
|
|
7810 }
|
|
|
7811
|
|
|
7812 if (need_free)
|
|
|
7813 vim_free(cmd);
|
|
|
7814 vim_free(envpat);
|
|
|
7815 }
|
|
|
7816
|
|
|
7817 /*
|
|
|
7818 * Find the group ID in a ":autocmd" or ":doautocmd" argument.
|
|
|
7819 * The "argp" argument is advanced to the following argument.
|
|
|
7820 *
|
|
|
7821 * Returns the group ID, AUGROUP_ERROR for error (out of memory).
|
|
|
7822 */
|
|
|
7823 static int
|
|
|
7824 au_get_grouparg(argp)
|
|
|
7825 char_u **argp;
|
|
|
7826 {
|
|
|
7827 char_u *group_name;
|
|
|
7828 char_u *p;
|
|
|
7829 char_u *arg = *argp;
|
|
|
7830 int group = AUGROUP_ALL;
|
|
|
7831
|
|
|
7832 p = skiptowhite(arg);
|
|
|
7833 if (p > arg)
|
|
|
7834 {
|
|
|
7835 group_name = vim_strnsave(arg, (int)(p - arg));
|
|
|
7836 if (group_name == NULL) /* out of memory */
|
|
|
7837 return AUGROUP_ERROR;
|
|
|
7838 group = au_find_group(group_name);
|
|
|
7839 if (group == AUGROUP_ERROR)
|
|
|
7840 group = AUGROUP_ALL; /* no match, use all groups */
|
|
|
7841 else
|
|
|
7842 *argp = skipwhite(p); /* match, skip over group name */
|
|
|
7843 vim_free(group_name);
|
|
|
7844 }
|
|
|
7845 return group;
|
|
|
7846 }
|
|
|
7847
|
|
|
7848 /*
|
|
|
7849 * do_autocmd() for one event.
|
|
|
7850 * If *pat == NUL do for all patterns.
|
|
|
7851 * If *cmd == NUL show entries.
|
|
|
7852 * If forceit == TRUE delete entries.
|
|
|
7853 * If group is not AUGROUP_ALL, only use this group.
|
|
|
7854 */
|
|
|
7855 static int
|
|
|
7856 do_autocmd_event(event, pat, nested, cmd, forceit, group)
|
|
661
|
7857 event_T event;
|
|
7
|
7858 char_u *pat;
|
|
|
7859 int nested;
|
|
|
7860 char_u *cmd;
|
|
|
7861 int forceit;
|
|
|
7862 int group;
|
|
|
7863 {
|
|
|
7864 AutoPat *ap;
|
|
|
7865 AutoPat **prev_ap;
|
|
|
7866 AutoCmd *ac;
|
|
|
7867 AutoCmd **prev_ac;
|
|
|
7868 int brace_level;
|
|
|
7869 char_u *endpat;
|
|
|
7870 int findgroup;
|
|
|
7871 int allgroups;
|
|
|
7872 int patlen;
|
|
856
|
7873 int is_buflocal;
|
|
40
|
7874 int buflocal_nr;
|
|
|
7875 char_u buflocal_pat[25]; /* for "<buffer=X>" */
|
|
7
|
7876
|
|
|
7877 if (group == AUGROUP_ALL)
|
|
|
7878 findgroup = current_augroup;
|
|
|
7879 else
|
|
|
7880 findgroup = group;
|
|
|
7881 allgroups = (group == AUGROUP_ALL && !forceit && *cmd == NUL);
|
|
|
7882
|
|
|
7883 /*
|
|
|
7884 * Show or delete all patterns for an event.
|
|
|
7885 */
|
|
|
7886 if (*pat == NUL)
|
|
|
7887 {
|
|
|
7888 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
7889 {
|
|
|
7890 if (forceit) /* delete the AutoPat, if it's in the current group */
|
|
|
7891 {
|
|
|
7892 if (ap->group == findgroup)
|
|
|
7893 au_remove_pat(ap);
|
|
|
7894 }
|
|
|
7895 else if (group == AUGROUP_ALL || ap->group == group)
|
|
|
7896 show_autocmd(ap, event);
|
|
|
7897 }
|
|
|
7898 }
|
|
|
7899
|
|
|
7900 /*
|
|
|
7901 * Loop through all the specified patterns.
|
|
|
7902 */
|
|
|
7903 for ( ; *pat; pat = (*endpat == ',' ? endpat + 1 : endpat))
|
|
|
7904 {
|
|
|
7905 /*
|
|
|
7906 * Find end of the pattern.
|
|
|
7907 * Watch out for a comma in braces, like "*.\{obj,o\}".
|
|
|
7908 */
|
|
|
7909 brace_level = 0;
|
|
|
7910 for (endpat = pat; *endpat && (*endpat != ',' || brace_level
|
|
|
7911 || endpat[-1] == '\\'); ++endpat)
|
|
|
7912 {
|
|
|
7913 if (*endpat == '{')
|
|
|
7914 brace_level++;
|
|
|
7915 else if (*endpat == '}')
|
|
|
7916 brace_level--;
|
|
|
7917 }
|
|
|
7918 if (pat == endpat) /* ignore single comma */
|
|
|
7919 continue;
|
|
|
7920 patlen = (int)(endpat - pat);
|
|
|
7921
|
|
|
7922 /*
|
|
40
|
7923 * detect special <buflocal[=X]> buffer-local patterns
|
|
|
7924 */
|
|
|
7925 is_buflocal = FALSE;
|
|
|
7926 buflocal_nr = 0;
|
|
|
7927
|
|
|
7928 if (patlen >= 7 && STRNCMP(pat, "<buffer", 7) == 0
|
|
|
7929 && pat[patlen - 1] == '>')
|
|
|
7930 {
|
|
|
7931 /* Error will be printed only for addition. printing and removing
|
|
|
7932 * will proceed silently. */
|
|
|
7933 is_buflocal = TRUE;
|
|
|
7934 if (patlen == 8)
|
|
|
7935 buflocal_nr = curbuf->b_fnum;
|
|
|
7936 else if (patlen > 9 && pat[7] == '=')
|
|
|
7937 {
|
|
|
7938 /* <buffer=abuf> */
|
|
|
7939 if (patlen == 13 && STRNICMP(pat, "<buffer=abuf>", 13))
|
|
|
7940 buflocal_nr = autocmd_bufnr;
|
|
|
7941 /* <buffer=123> */
|
|
|
7942 else if (skipdigits(pat + 8) == pat + patlen - 1)
|
|
|
7943 buflocal_nr = atoi((char *)pat + 8);
|
|
|
7944 }
|
|
|
7945 }
|
|
|
7946
|
|
|
7947 if (is_buflocal)
|
|
|
7948 {
|
|
|
7949 /* normalize pat into standard "<buffer>#N" form */
|
|
|
7950 sprintf((char *)buflocal_pat, "<buffer=%d>", buflocal_nr);
|
|
|
7951 pat = buflocal_pat; /* can modify pat and patlen */
|
|
835
|
7952 patlen = (int)STRLEN(buflocal_pat); /* but not endpat */
|
|
40
|
7953 }
|
|
|
7954
|
|
|
7955 /*
|
|
7
|
7956 * Find AutoPat entries with this pattern.
|
|
|
7957 */
|
|
|
7958 prev_ap = &first_autopat[(int)event];
|
|
|
7959 while ((ap = *prev_ap) != NULL)
|
|
|
7960 {
|
|
|
7961 if (ap->pat != NULL)
|
|
|
7962 {
|
|
|
7963 /* Accept a pattern when:
|
|
|
7964 * - a group was specified and it's that group, or a group was
|
|
|
7965 * not specified and it's the current group, or a group was
|
|
|
7966 * not specified and we are listing
|
|
|
7967 * - the length of the pattern matches
|
|
40
|
7968 * - the pattern matches.
|
|
|
7969 * For <buffer[=X]>, this condition works because we normalize
|
|
|
7970 * all buffer-local patterns.
|
|
7
|
7971 */
|
|
|
7972 if ((allgroups || ap->group == findgroup)
|
|
|
7973 && ap->patlen == patlen
|
|
|
7974 && STRNCMP(pat, ap->pat, patlen) == 0)
|
|
|
7975 {
|
|
|
7976 /*
|
|
|
7977 * Remove existing autocommands.
|
|
|
7978 * If adding any new autocmd's for this AutoPat, don't
|
|
|
7979 * delete the pattern from the autopat list, append to
|
|
|
7980 * this list.
|
|
|
7981 */
|
|
|
7982 if (forceit)
|
|
|
7983 {
|
|
|
7984 if (*cmd != NUL && ap->next == NULL)
|
|
|
7985 {
|
|
|
7986 au_remove_cmds(ap);
|
|
|
7987 break;
|
|
|
7988 }
|
|
|
7989 au_remove_pat(ap);
|
|
|
7990 }
|
|
|
7991
|
|
|
7992 /*
|
|
40
|
7993 * Show autocmd's for this autopat, or buflocals <buffer=X>
|
|
7
|
7994 */
|
|
|
7995 else if (*cmd == NUL)
|
|
|
7996 show_autocmd(ap, event);
|
|
|
7997
|
|
|
7998 /*
|
|
|
7999 * Add autocmd to this autopat, if it's the last one.
|
|
|
8000 */
|
|
|
8001 else if (ap->next == NULL)
|
|
|
8002 break;
|
|
|
8003 }
|
|
|
8004 }
|
|
|
8005 prev_ap = &ap->next;
|
|
|
8006 }
|
|
|
8007
|
|
|
8008 /*
|
|
|
8009 * Add a new command.
|
|
|
8010 */
|
|
|
8011 if (*cmd != NUL)
|
|
|
8012 {
|
|
|
8013 /*
|
|
|
8014 * If the pattern we want to add a command to does appear at the
|
|
|
8015 * end of the list (or not is not in the list at all), add the
|
|
|
8016 * pattern at the end of the list.
|
|
|
8017 */
|
|
|
8018 if (ap == NULL)
|
|
|
8019 {
|
|
40
|
8020 /* refuse to add buffer-local ap if buffer number is invalid */
|
|
|
8021 if (is_buflocal && (buflocal_nr == 0
|
|
|
8022 || buflist_findnr(buflocal_nr) == NULL))
|
|
|
8023 {
|
|
|
8024 EMSGN(_("E680: <buffer=%d>: invalid buffer number "),
|
|
|
8025 buflocal_nr);
|
|
|
8026 return FAIL;
|
|
|
8027 }
|
|
|
8028
|
|
7
|
8029 ap = (AutoPat *)alloc((unsigned)sizeof(AutoPat));
|
|
|
8030 if (ap == NULL)
|
|
|
8031 return FAIL;
|
|
|
8032 ap->pat = vim_strnsave(pat, patlen);
|
|
|
8033 ap->patlen = patlen;
|
|
|
8034 if (ap->pat == NULL)
|
|
|
8035 {
|
|
|
8036 vim_free(ap);
|
|
|
8037 return FAIL;
|
|
|
8038 }
|
|
40
|
8039
|
|
|
8040 if (is_buflocal)
|
|
|
8041 {
|
|
|
8042 ap->buflocal_nr = buflocal_nr;
|
|
153
|
8043 ap->reg_prog = NULL;
|
|
40
|
8044 }
|
|
|
8045 else
|
|
7
|
8046 {
|
|
153
|
8047 char_u *reg_pat;
|
|
|
8048
|
|
40
|
8049 ap->buflocal_nr = 0;
|
|
153
|
8050 reg_pat = file_pat_to_reg_pat(pat, endpat,
|
|
40
|
8051 &ap->allow_dirs, TRUE);
|
|
153
|
8052 if (reg_pat != NULL)
|
|
|
8053 ap->reg_prog = vim_regcomp(reg_pat, RE_MAGIC);
|
|
355
|
8054 vim_free(reg_pat);
|
|
153
|
8055 if (reg_pat == NULL || ap->reg_prog == NULL)
|
|
40
|
8056 {
|
|
|
8057 vim_free(ap->pat);
|
|
|
8058 vim_free(ap);
|
|
|
8059 return FAIL;
|
|
|
8060 }
|
|
7
|
8061 }
|
|
|
8062 ap->cmds = NULL;
|
|
|
8063 *prev_ap = ap;
|
|
|
8064 ap->next = NULL;
|
|
|
8065 if (group == AUGROUP_ALL)
|
|
|
8066 ap->group = current_augroup;
|
|
|
8067 else
|
|
|
8068 ap->group = group;
|
|
|
8069 }
|
|
|
8070
|
|
|
8071 /*
|
|
|
8072 * Add the autocmd at the end of the AutoCmd list.
|
|
|
8073 */
|
|
|
8074 prev_ac = &(ap->cmds);
|
|
|
8075 while ((ac = *prev_ac) != NULL)
|
|
|
8076 prev_ac = &ac->next;
|
|
|
8077 ac = (AutoCmd *)alloc((unsigned)sizeof(AutoCmd));
|
|
|
8078 if (ac == NULL)
|
|
|
8079 return FAIL;
|
|
|
8080 ac->cmd = vim_strsave(cmd);
|
|
|
8081 #ifdef FEAT_EVAL
|
|
|
8082 ac->scriptID = current_SID;
|
|
|
8083 #endif
|
|
|
8084 if (ac->cmd == NULL)
|
|
|
8085 {
|
|
|
8086 vim_free(ac);
|
|
|
8087 return FAIL;
|
|
|
8088 }
|
|
|
8089 ac->next = NULL;
|
|
|
8090 *prev_ac = ac;
|
|
|
8091 ac->nested = nested;
|
|
|
8092 }
|
|
|
8093 }
|
|
|
8094
|
|
|
8095 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
|
8096 return OK;
|
|
|
8097 }
|
|
|
8098
|
|
|
8099 /*
|
|
|
8100 * Implementation of ":doautocmd [group] event [fname]".
|
|
|
8101 * Return OK for success, FAIL for failure;
|
|
|
8102 */
|
|
|
8103 int
|
|
|
8104 do_doautocmd(arg, do_msg)
|
|
|
8105 char_u *arg;
|
|
|
8106 int do_msg; /* give message for no matching autocmds? */
|
|
|
8107 {
|
|
|
8108 char_u *fname;
|
|
|
8109 int nothing_done = TRUE;
|
|
|
8110 int group;
|
|
|
8111
|
|
|
8112 /*
|
|
|
8113 * Check for a legal group name. If not, use AUGROUP_ALL.
|
|
|
8114 */
|
|
|
8115 group = au_get_grouparg(&arg);
|
|
|
8116 if (arg == NULL) /* out of memory */
|
|
|
8117 return FAIL;
|
|
|
8118
|
|
|
8119 if (*arg == '*')
|
|
|
8120 {
|
|
|
8121 EMSG(_("E217: Can't execute autocommands for ALL events"));
|
|
|
8122 return FAIL;
|
|
|
8123 }
|
|
|
8124
|
|
|
8125 /*
|
|
|
8126 * Scan over the events.
|
|
|
8127 * If we find an illegal name, return here, don't do anything.
|
|
|
8128 */
|
|
|
8129 fname = find_end_event(arg, group != AUGROUP_ALL);
|
|
|
8130 if (fname == NULL)
|
|
|
8131 return FAIL;
|
|
|
8132
|
|
|
8133 fname = skipwhite(fname);
|
|
|
8134
|
|
|
8135 /*
|
|
|
8136 * Loop over the events.
|
|
|
8137 */
|
|
|
8138 while (*arg && !vim_iswhite(*arg))
|
|
|
8139 if (apply_autocmds_group(event_name2nr(arg, &arg),
|
|
|
8140 fname, NULL, TRUE, group, curbuf, NULL))
|
|
|
8141 nothing_done = FALSE;
|
|
|
8142
|
|
|
8143 if (nothing_done && do_msg)
|
|
|
8144 MSG(_("No matching autocommands"));
|
|
|
8145
|
|
|
8146 #ifdef FEAT_EVAL
|
|
|
8147 return aborting() ? FAIL : OK;
|
|
|
8148 #else
|
|
|
8149 return OK;
|
|
|
8150 #endif
|
|
|
8151 }
|
|
|
8152
|
|
|
8153 /*
|
|
|
8154 * ":doautoall": execute autocommands for each loaded buffer.
|
|
|
8155 */
|
|
|
8156 void
|
|
|
8157 ex_doautoall(eap)
|
|
|
8158 exarg_T *eap;
|
|
|
8159 {
|
|
|
8160 int retval;
|
|
|
8161 aco_save_T aco;
|
|
|
8162 buf_T *buf;
|
|
|
8163
|
|
|
8164 /*
|
|
|
8165 * This is a bit tricky: For some commands curwin->w_buffer needs to be
|
|
|
8166 * equal to curbuf, but for some buffers there may not be a window.
|
|
|
8167 * So we change the buffer for the current window for a moment. This
|
|
|
8168 * gives problems when the autocommands make changes to the list of
|
|
|
8169 * buffers or windows...
|
|
|
8170 */
|
|
|
8171 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
8172 {
|
|
|
8173 if (curbuf->b_ml.ml_mfp != NULL)
|
|
|
8174 {
|
|
|
8175 /* find a window for this buffer and save some values */
|
|
|
8176 aucmd_prepbuf(&aco, buf);
|
|
|
8177
|
|
|
8178 /* execute the autocommands for this buffer */
|
|
|
8179 retval = do_doautocmd(eap->arg, FALSE);
|
|
1113
|
8180
|
|
|
8181 /* Execute the modeline settings, but don't set window-local
|
|
|
8182 * options if we are using the current window for another buffer. */
|
|
|
8183 do_modelines(aco.save_curwin == NULL ? OPT_NOWIN : 0);
|
|
7
|
8184
|
|
|
8185 /* restore the current window */
|
|
|
8186 aucmd_restbuf(&aco);
|
|
|
8187
|
|
|
8188 /* stop if there is some error or buffer was deleted */
|
|
|
8189 if (retval == FAIL || !buf_valid(buf))
|
|
|
8190 break;
|
|
|
8191 }
|
|
|
8192 }
|
|
|
8193
|
|
|
8194 check_cursor(); /* just in case lines got deleted */
|
|
|
8195 }
|
|
|
8196
|
|
|
8197 /*
|
|
|
8198 * Prepare for executing autocommands for (hidden) buffer "buf".
|
|
|
8199 * Search a window for the current buffer. Save the cursor position and
|
|
|
8200 * screen offset.
|
|
|
8201 * Set "curbuf" and "curwin" to match "buf".
|
|
934
|
8202 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8203 */
|
|
|
8204 void
|
|
|
8205 aucmd_prepbuf(aco, buf)
|
|
|
8206 aco_save_T *aco; /* structure to save values in */
|
|
|
8207 buf_T *buf; /* new curbuf */
|
|
|
8208 {
|
|
|
8209 win_T *win;
|
|
|
8210
|
|
|
8211 aco->new_curbuf = buf;
|
|
|
8212
|
|
|
8213 /* Find a window that is for the new buffer */
|
|
|
8214 if (buf == curbuf) /* be quick when buf is curbuf */
|
|
|
8215 win = curwin;
|
|
|
8216 else
|
|
|
8217 #ifdef FEAT_WINDOWS
|
|
|
8218 for (win = firstwin; win != NULL; win = win->w_next)
|
|
|
8219 if (win->w_buffer == buf)
|
|
|
8220 break;
|
|
|
8221 #else
|
|
|
8222 win = NULL;
|
|
|
8223 #endif
|
|
|
8224
|
|
|
8225 /*
|
|
|
8226 * Prefer to use an existing window for the buffer, it has the least side
|
|
|
8227 * effects (esp. if "buf" is curbuf).
|
|
|
8228 * Otherwise, use curwin for "buf". It might make some items in the
|
|
|
8229 * window invalid. At least save the cursor and topline.
|
|
|
8230 */
|
|
|
8231 if (win != NULL)
|
|
|
8232 {
|
|
|
8233 /* there is a window for "buf", make it the curwin */
|
|
|
8234 aco->save_curwin = curwin;
|
|
|
8235 curwin = win;
|
|
|
8236 aco->save_buf = win->w_buffer;
|
|
|
8237 aco->new_curwin = win;
|
|
|
8238 }
|
|
|
8239 else
|
|
|
8240 {
|
|
|
8241 /* there is no window for "buf", use curwin */
|
|
|
8242 aco->save_curwin = NULL;
|
|
|
8243 aco->save_buf = curbuf;
|
|
|
8244 --curbuf->b_nwindows;
|
|
|
8245 curwin->w_buffer = buf;
|
|
|
8246 ++buf->b_nwindows;
|
|
|
8247
|
|
|
8248 /* save cursor and topline, set them to safe values */
|
|
|
8249 aco->save_cursor = curwin->w_cursor;
|
|
|
8250 curwin->w_cursor.lnum = 1;
|
|
|
8251 curwin->w_cursor.col = 0;
|
|
|
8252 aco->save_topline = curwin->w_topline;
|
|
|
8253 curwin->w_topline = 1;
|
|
|
8254 #ifdef FEAT_DIFF
|
|
|
8255 aco->save_topfill = curwin->w_topfill;
|
|
|
8256 curwin->w_topfill = 0;
|
|
|
8257 #endif
|
|
|
8258 }
|
|
|
8259
|
|
|
8260 curbuf = buf;
|
|
|
8261 }
|
|
|
8262
|
|
|
8263 /*
|
|
|
8264 * Cleanup after executing autocommands for a (hidden) buffer.
|
|
|
8265 * Restore the window as it was (if possible).
|
|
934
|
8266 * When FEAT_AUTOCMD is not defined another version is used, see below.
|
|
7
|
8267 */
|
|
|
8268 void
|
|
|
8269 aucmd_restbuf(aco)
|
|
|
8270 aco_save_T *aco; /* structure holding saved values */
|
|
|
8271 {
|
|
|
8272 if (aco->save_curwin != NULL)
|
|
|
8273 {
|
|
|
8274 /* restore curwin */
|
|
|
8275 #ifdef FEAT_WINDOWS
|
|
|
8276 if (win_valid(aco->save_curwin))
|
|
|
8277 #endif
|
|
|
8278 {
|
|
|
8279 /* restore the buffer which was previously edited by curwin, if
|
|
|
8280 * it's still the same window and it's valid */
|
|
|
8281 if (curwin == aco->new_curwin
|
|
|
8282 && buf_valid(aco->save_buf)
|
|
|
8283 && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8284 {
|
|
|
8285 --curbuf->b_nwindows;
|
|
|
8286 curbuf = aco->save_buf;
|
|
|
8287 curwin->w_buffer = curbuf;
|
|
|
8288 ++curbuf->b_nwindows;
|
|
|
8289 }
|
|
|
8290
|
|
|
8291 curwin = aco->save_curwin;
|
|
|
8292 curbuf = curwin->w_buffer;
|
|
|
8293 }
|
|
|
8294 }
|
|
|
8295 else
|
|
|
8296 {
|
|
|
8297 /* restore buffer for curwin if it still exists and is loaded */
|
|
|
8298 if (buf_valid(aco->save_buf) && aco->save_buf->b_ml.ml_mfp != NULL)
|
|
|
8299 {
|
|
|
8300 --curbuf->b_nwindows;
|
|
|
8301 curbuf = aco->save_buf;
|
|
|
8302 curwin->w_buffer = curbuf;
|
|
|
8303 ++curbuf->b_nwindows;
|
|
|
8304 curwin->w_cursor = aco->save_cursor;
|
|
|
8305 check_cursor();
|
|
|
8306 /* check topline < line_count, in case lines got deleted */
|
|
|
8307 if (aco->save_topline <= curbuf->b_ml.ml_line_count)
|
|
|
8308 {
|
|
|
8309 curwin->w_topline = aco->save_topline;
|
|
|
8310 #ifdef FEAT_DIFF
|
|
|
8311 curwin->w_topfill = aco->save_topfill;
|
|
|
8312 #endif
|
|
|
8313 }
|
|
|
8314 else
|
|
|
8315 {
|
|
|
8316 curwin->w_topline = curbuf->b_ml.ml_line_count;
|
|
|
8317 #ifdef FEAT_DIFF
|
|
|
8318 curwin->w_topfill = 0;
|
|
|
8319 #endif
|
|
|
8320 }
|
|
|
8321 }
|
|
|
8322 }
|
|
|
8323 }
|
|
|
8324
|
|
|
8325 static int autocmd_nested = FALSE;
|
|
|
8326
|
|
|
8327 /*
|
|
|
8328 * Execute autocommands for "event" and file name "fname".
|
|
|
8329 * Return TRUE if some commands were executed.
|
|
|
8330 */
|
|
|
8331 int
|
|
|
8332 apply_autocmds(event, fname, fname_io, force, buf)
|
|
661
|
8333 event_T event;
|
|
7
|
8334 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8335 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8336 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8337 buf_T *buf; /* buffer for <abuf> */
|
|
|
8338 {
|
|
|
8339 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8340 AUGROUP_ALL, buf, NULL);
|
|
|
8341 }
|
|
|
8342
|
|
|
8343 /*
|
|
|
8344 * Like apply_autocmds(), but with extra "eap" argument. This takes care of
|
|
|
8345 * setting v:filearg.
|
|
|
8346 */
|
|
|
8347 static int
|
|
|
8348 apply_autocmds_exarg(event, fname, fname_io, force, buf, eap)
|
|
661
|
8349 event_T event;
|
|
7
|
8350 char_u *fname;
|
|
|
8351 char_u *fname_io;
|
|
|
8352 int force;
|
|
|
8353 buf_T *buf;
|
|
|
8354 exarg_T *eap;
|
|
|
8355 {
|
|
|
8356 return apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8357 AUGROUP_ALL, buf, eap);
|
|
|
8358 }
|
|
|
8359
|
|
|
8360 /*
|
|
|
8361 * Like apply_autocmds(), but handles the caller's retval. If the script
|
|
|
8362 * processing is being aborted or if retval is FAIL when inside a try
|
|
|
8363 * conditional, no autocommands are executed. If otherwise the autocommands
|
|
|
8364 * cause the script to be aborted, retval is set to FAIL.
|
|
|
8365 */
|
|
|
8366 int
|
|
|
8367 apply_autocmds_retval(event, fname, fname_io, force, buf, retval)
|
|
661
|
8368 event_T event;
|
|
7
|
8369 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8370 char_u *fname_io; /* fname to use for <afile> on cmdline */
|
|
|
8371 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8372 buf_T *buf; /* buffer for <abuf> */
|
|
|
8373 int *retval; /* pointer to caller's retval */
|
|
|
8374 {
|
|
|
8375 int did_cmd;
|
|
|
8376
|
|
532
|
8377 #ifdef FEAT_EVAL
|
|
7
|
8378 if (should_abort(*retval))
|
|
|
8379 return FALSE;
|
|
532
|
8380 #endif
|
|
7
|
8381
|
|
|
8382 did_cmd = apply_autocmds_group(event, fname, fname_io, force,
|
|
|
8383 AUGROUP_ALL, buf, NULL);
|
|
532
|
8384 if (did_cmd
|
|
|
8385 #ifdef FEAT_EVAL
|
|
|
8386 && aborting()
|
|
|
8387 #endif
|
|
|
8388 )
|
|
7
|
8389 *retval = FAIL;
|
|
|
8390 return did_cmd;
|
|
|
8391 }
|
|
|
8392
|
|
609
|
8393 /*
|
|
|
8394 * Return TRUE when there is a CursorHold autocommand defined.
|
|
|
8395 */
|
|
7
|
8396 int
|
|
|
8397 has_cursorhold()
|
|
|
8398 {
|
|
661
|
8399 return (first_autopat[(int)(get_real_state() == NORMAL_BUSY
|
|
|
8400 ? EVENT_CURSORHOLD : EVENT_CURSORHOLDI)] != NULL);
|
|
7
|
8401 }
|
|
609
|
8402
|
|
|
8403 /*
|
|
|
8404 * Return TRUE if the CursorHold event can be triggered.
|
|
|
8405 */
|
|
|
8406 int
|
|
|
8407 trigger_cursorhold()
|
|
|
8408 {
|
|
661
|
8409 int state;
|
|
|
8410
|
|
978
|
8411 if (!did_cursorhold && has_cursorhold() && !Recording
|
|
|
8412 #ifdef FEAT_INS_EXPAND
|
|
|
8413 && !ins_compl_active()
|
|
|
8414 #endif
|
|
|
8415 )
|
|
661
|
8416 {
|
|
|
8417 state = get_real_state();
|
|
|
8418 if (state == NORMAL_BUSY || (state & INSERT) != 0)
|
|
|
8419 return TRUE;
|
|
|
8420 }
|
|
|
8421 return FALSE;
|
|
609
|
8422 }
|
|
661
|
8423
|
|
|
8424 /*
|
|
|
8425 * Return TRUE when there is a CursorMoved autocommand defined.
|
|
|
8426 */
|
|
|
8427 int
|
|
|
8428 has_cursormoved()
|
|
|
8429 {
|
|
|
8430 return (first_autopat[(int)EVENT_CURSORMOVED] != NULL);
|
|
|
8431 }
|
|
|
8432
|
|
|
8433 /*
|
|
|
8434 * Return TRUE when there is a CursorMovedI autocommand defined.
|
|
|
8435 */
|
|
|
8436 int
|
|
|
8437 has_cursormovedI()
|
|
|
8438 {
|
|
|
8439 return (first_autopat[(int)EVENT_CURSORMOVEDI] != NULL);
|
|
|
8440 }
|
|
7
|
8441
|
|
|
8442 static int
|
|
|
8443 apply_autocmds_group(event, fname, fname_io, force, group, buf, eap)
|
|
661
|
8444 event_T event;
|
|
7
|
8445 char_u *fname; /* NULL or empty means use actual file name */
|
|
|
8446 char_u *fname_io; /* fname to use for <afile> on cmdline, NULL means
|
|
|
8447 use fname */
|
|
|
8448 int force; /* when TRUE, ignore autocmd_busy */
|
|
|
8449 int group; /* group ID, or AUGROUP_ALL */
|
|
|
8450 buf_T *buf; /* buffer for <abuf> */
|
|
|
8451 exarg_T *eap; /* command arguments */
|
|
|
8452 {
|
|
|
8453 char_u *sfname = NULL; /* short file name */
|
|
|
8454 char_u *tail;
|
|
|
8455 int save_changed;
|
|
|
8456 buf_T *old_curbuf;
|
|
|
8457 int retval = FALSE;
|
|
|
8458 char_u *save_sourcing_name;
|
|
|
8459 linenr_T save_sourcing_lnum;
|
|
|
8460 char_u *save_autocmd_fname;
|
|
|
8461 int save_autocmd_bufnr;
|
|
|
8462 char_u *save_autocmd_match;
|
|
|
8463 int save_autocmd_busy;
|
|
|
8464 int save_autocmd_nested;
|
|
|
8465 static int nesting = 0;
|
|
|
8466 AutoPatCmd patcmd;
|
|
|
8467 AutoPat *ap;
|
|
|
8468 #ifdef FEAT_EVAL
|
|
|
8469 scid_T save_current_SID;
|
|
|
8470 void *save_funccalp;
|
|
|
8471 char_u *save_cmdarg;
|
|
|
8472 long save_cmdbang;
|
|
|
8473 #endif
|
|
|
8474 static int filechangeshell_busy = FALSE;
|
|
170
|
8475 #ifdef FEAT_PROFILE
|
|
|
8476 proftime_T wait_time;
|
|
|
8477 #endif
|
|
7
|
8478
|
|
|
8479 /*
|
|
|
8480 * Quickly return if there are no autocommands for this event or
|
|
|
8481 * autocommands are blocked.
|
|
|
8482 */
|
|
1410
|
8483 if (first_autopat[(int)event] == NULL || autocmd_blocked > 0)
|
|
40
|
8484 goto BYPASS_AU;
|
|
7
|
8485
|
|
|
8486 /*
|
|
|
8487 * When autocommands are busy, new autocommands are only executed when
|
|
|
8488 * explicitly enabled with the "nested" flag.
|
|
|
8489 */
|
|
|
8490 if (autocmd_busy && !(force || autocmd_nested))
|
|
40
|
8491 goto BYPASS_AU;
|
|
7
|
8492
|
|
|
8493 #ifdef FEAT_EVAL
|
|
|
8494 /*
|
|
1201
|
8495 * Quickly return when immediately aborting on error, or when an interrupt
|
|
7
|
8496 * occurred or an exception was thrown but not caught.
|
|
|
8497 */
|
|
|
8498 if (aborting())
|
|
40
|
8499 goto BYPASS_AU;
|
|
7
|
8500 #endif
|
|
|
8501
|
|
|
8502 /*
|
|
|
8503 * FileChangedShell never nests, because it can create an endless loop.
|
|
|
8504 */
|
|
765
|
8505 if (filechangeshell_busy && (event == EVENT_FILECHANGEDSHELL
|
|
|
8506 || event == EVENT_FILECHANGEDSHELLPOST))
|
|
40
|
8507 goto BYPASS_AU;
|
|
7
|
8508
|
|
|
8509 /*
|
|
|
8510 * Ignore events in 'eventignore'.
|
|
|
8511 */
|
|
|
8512 if (event_ignored(event))
|
|
40
|
8513 goto BYPASS_AU;
|
|
7
|
8514
|
|
|
8515 /*
|
|
|
8516 * Allow nesting of autocommands, but restrict the depth, because it's
|
|
|
8517 * possible to create an endless loop.
|
|
|
8518 */
|
|
|
8519 if (nesting == 10)
|
|
|
8520 {
|
|
|
8521 EMSG(_("E218: autocommand nesting too deep"));
|
|
40
|
8522 goto BYPASS_AU;
|
|
7
|
8523 }
|
|
|
8524
|
|
|
8525 /*
|
|
|
8526 * Check if these autocommands are disabled. Used when doing ":all" or
|
|
|
8527 * ":ball".
|
|
|
8528 */
|
|
|
8529 if ( (autocmd_no_enter
|
|
|
8530 && (event == EVENT_WINENTER || event == EVENT_BUFENTER))
|
|
|
8531 || (autocmd_no_leave
|
|
|
8532 && (event == EVENT_WINLEAVE || event == EVENT_BUFLEAVE)))
|
|
40
|
8533 goto BYPASS_AU;
|
|
7
|
8534
|
|
|
8535 /*
|
|
|
8536 * Save the autocmd_* variables and info about the current buffer.
|
|
|
8537 */
|
|
|
8538 save_autocmd_fname = autocmd_fname;
|
|
|
8539 save_autocmd_bufnr = autocmd_bufnr;
|
|
|
8540 save_autocmd_match = autocmd_match;
|
|
|
8541 save_autocmd_busy = autocmd_busy;
|
|
|
8542 save_autocmd_nested = autocmd_nested;
|
|
|
8543 save_changed = curbuf->b_changed;
|
|
|
8544 old_curbuf = curbuf;
|
|
|
8545
|
|
|
8546 /*
|
|
|
8547 * Set the file name to be used for <afile>.
|
|
|
8548 */
|
|
|
8549 if (fname_io == NULL)
|
|
|
8550 {
|
|
|
8551 if (fname != NULL && *fname != NUL)
|
|
|
8552 autocmd_fname = fname;
|
|
|
8553 else if (buf != NULL)
|
|
|
8554 autocmd_fname = buf->b_fname;
|
|
|
8555 else
|
|
|
8556 autocmd_fname = NULL;
|
|
|
8557 }
|
|
|
8558 else
|
|
|
8559 autocmd_fname = fname_io;
|
|
|
8560
|
|
|
8561 /*
|
|
|
8562 * Set the buffer number to be used for <abuf>.
|
|
|
8563 */
|
|
|
8564 if (buf == NULL)
|
|
|
8565 autocmd_bufnr = 0;
|
|
|
8566 else
|
|
|
8567 autocmd_bufnr = buf->b_fnum;
|
|
|
8568
|
|
|
8569 /*
|
|
|
8570 * When the file name is NULL or empty, use the file name of buffer "buf".
|
|
|
8571 * Always use the full path of the file name to match with, in case
|
|
|
8572 * "allow_dirs" is set.
|
|
|
8573 */
|
|
|
8574 if (fname == NULL || *fname == NUL)
|
|
|
8575 {
|
|
|
8576 if (buf == NULL)
|
|
|
8577 fname = NULL;
|
|
|
8578 else
|
|
|
8579 {
|
|
|
8580 #ifdef FEAT_SYN_HL
|
|
|
8581 if (event == EVENT_SYNTAX)
|
|
|
8582 fname = buf->b_p_syn;
|
|
|
8583 else
|
|
|
8584 #endif
|
|
|
8585 if (event == EVENT_FILETYPE)
|
|
|
8586 fname = buf->b_p_ft;
|
|
|
8587 else
|
|
|
8588 {
|
|
|
8589 if (buf->b_sfname != NULL)
|
|
|
8590 sfname = vim_strsave(buf->b_sfname);
|
|
|
8591 fname = buf->b_ffname;
|
|
|
8592 }
|
|
|
8593 }
|
|
|
8594 if (fname == NULL)
|
|
|
8595 fname = (char_u *)"";
|
|
|
8596 fname = vim_strsave(fname); /* make a copy, so we can change it */
|
|
|
8597 }
|
|
|
8598 else
|
|
|
8599 {
|
|
|
8600 sfname = vim_strsave(fname);
|
|
161
|
8601 /* Don't try expanding FileType, Syntax, WindowID or QuickFixCmd* */
|
|
|
8602 if (event == EVENT_FILETYPE
|
|
|
8603 || event == EVENT_SYNTAX
|
|
|
8604 || event == EVENT_REMOTEREPLY
|
|
649
|
8605 || event == EVENT_SPELLFILEMISSING
|
|
161
|
8606 || event == EVENT_QUICKFIXCMDPRE
|
|
|
8607 || event == EVENT_QUICKFIXCMDPOST)
|
|
7
|
8608 fname = vim_strsave(fname);
|
|
|
8609 else
|
|
|
8610 fname = FullName_save(fname, FALSE);
|
|
|
8611 }
|
|
|
8612 if (fname == NULL) /* out of memory */
|
|
|
8613 {
|
|
|
8614 vim_free(sfname);
|
|
40
|
8615 retval = FALSE;
|
|
|
8616 goto BYPASS_AU;
|
|
7
|
8617 }
|
|
|
8618
|
|
|
8619 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8620 /*
|
|
|
8621 * Replace all backslashes with forward slashes. This makes the
|
|
|
8622 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8623 */
|
|
|
8624 if (sfname != NULL)
|
|
|
8625 forward_slash(sfname);
|
|
|
8626 forward_slash(fname);
|
|
|
8627 #endif
|
|
|
8628
|
|
|
8629 #ifdef VMS
|
|
|
8630 /* remove version for correct match */
|
|
|
8631 if (sfname != NULL)
|
|
|
8632 vms_remove_version(sfname);
|
|
|
8633 vms_remove_version(fname);
|
|
|
8634 #endif
|
|
|
8635
|
|
|
8636 /*
|
|
|
8637 * Set the name to be used for <amatch>.
|
|
|
8638 */
|
|
|
8639 autocmd_match = fname;
|
|
|
8640
|
|
|
8641
|
|
|
8642 /* Don't redraw while doing auto commands. */
|
|
|
8643 ++RedrawingDisabled;
|
|
|
8644 save_sourcing_name = sourcing_name;
|
|
|
8645 sourcing_name = NULL; /* don't free this one */
|
|
|
8646 save_sourcing_lnum = sourcing_lnum;
|
|
|
8647 sourcing_lnum = 0; /* no line number here */
|
|
|
8648
|
|
|
8649 #ifdef FEAT_EVAL
|
|
|
8650 save_current_SID = current_SID;
|
|
|
8651
|
|
170
|
8652 # ifdef FEAT_PROFILE
|
|
788
|
8653 if (do_profiling == PROF_YES)
|
|
170
|
8654 prof_child_enter(&wait_time); /* doesn't count for the caller itself */
|
|
|
8655 # endif
|
|
|
8656
|
|
7
|
8657 /* Don't use local function variables, if called from a function */
|
|
|
8658 save_funccalp = save_funccal();
|
|
|
8659 #endif
|
|
|
8660
|
|
|
8661 /*
|
|
|
8662 * When starting to execute autocommands, save the search patterns.
|
|
|
8663 */
|
|
|
8664 if (!autocmd_busy)
|
|
|
8665 {
|
|
|
8666 save_search_patterns();
|
|
|
8667 saveRedobuff();
|
|
|
8668 did_filetype = keep_filetype;
|
|
|
8669 }
|
|
|
8670
|
|
|
8671 /*
|
|
|
8672 * Note that we are applying autocmds. Some commands need to know.
|
|
|
8673 */
|
|
|
8674 autocmd_busy = TRUE;
|
|
|
8675 filechangeshell_busy = (event == EVENT_FILECHANGEDSHELL);
|
|
|
8676 ++nesting; /* see matching decrement below */
|
|
|
8677
|
|
|
8678 /* Remember that FileType was triggered. Used for did_filetype(). */
|
|
|
8679 if (event == EVENT_FILETYPE)
|
|
|
8680 did_filetype = TRUE;
|
|
|
8681
|
|
|
8682 tail = gettail(fname);
|
|
|
8683
|
|
|
8684 /* Find first autocommand that matches */
|
|
|
8685 patcmd.curpat = first_autopat[(int)event];
|
|
|
8686 patcmd.nextcmd = NULL;
|
|
|
8687 patcmd.group = group;
|
|
|
8688 patcmd.fname = fname;
|
|
|
8689 patcmd.sfname = sfname;
|
|
|
8690 patcmd.tail = tail;
|
|
|
8691 patcmd.event = event;
|
|
40
|
8692 patcmd.arg_bufnr = autocmd_bufnr;
|
|
|
8693 patcmd.next = NULL;
|
|
7
|
8694 auto_next_pat(&patcmd, FALSE);
|
|
|
8695
|
|
|
8696 /* found one, start executing the autocommands */
|
|
|
8697 if (patcmd.curpat != NULL)
|
|
|
8698 {
|
|
40
|
8699 /* add to active_apc_list */
|
|
|
8700 patcmd.next = active_apc_list;
|
|
|
8701 active_apc_list = &patcmd;
|
|
|
8702
|
|
7
|
8703 #ifdef FEAT_EVAL
|
|
|
8704 /* set v:cmdarg (only when there is a matching pattern) */
|
|
|
8705 save_cmdbang = get_vim_var_nr(VV_CMDBANG);
|
|
|
8706 if (eap != NULL)
|
|
|
8707 {
|
|
|
8708 save_cmdarg = set_cmdarg(eap, NULL);
|
|
|
8709 set_vim_var_nr(VV_CMDBANG, (long)eap->forceit);
|
|
|
8710 }
|
|
|
8711 else
|
|
|
8712 save_cmdarg = NULL; /* avoid gcc warning */
|
|
|
8713 #endif
|
|
|
8714 retval = TRUE;
|
|
|
8715 /* mark the last pattern, to avoid an endless loop when more patterns
|
|
|
8716 * are added when executing autocommands */
|
|
|
8717 for (ap = patcmd.curpat; ap->next != NULL; ap = ap->next)
|
|
|
8718 ap->last = FALSE;
|
|
|
8719 ap->last = TRUE;
|
|
|
8720 check_lnums(TRUE); /* make sure cursor and topline are valid */
|
|
|
8721 do_cmdline(NULL, getnextac, (void *)&patcmd,
|
|
|
8722 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
8723 #ifdef FEAT_EVAL
|
|
|
8724 if (eap != NULL)
|
|
|
8725 {
|
|
|
8726 (void)set_cmdarg(NULL, save_cmdarg);
|
|
|
8727 set_vim_var_nr(VV_CMDBANG, save_cmdbang);
|
|
|
8728 }
|
|
|
8729 #endif
|
|
40
|
8730 /* delete from active_apc_list */
|
|
|
8731 if (active_apc_list == &patcmd) /* just in case */
|
|
|
8732 active_apc_list = patcmd.next;
|
|
7
|
8733 }
|
|
|
8734
|
|
|
8735 --RedrawingDisabled;
|
|
|
8736 autocmd_busy = save_autocmd_busy;
|
|
|
8737 filechangeshell_busy = FALSE;
|
|
|
8738 autocmd_nested = save_autocmd_nested;
|
|
|
8739 vim_free(sourcing_name);
|
|
|
8740 sourcing_name = save_sourcing_name;
|
|
|
8741 sourcing_lnum = save_sourcing_lnum;
|
|
|
8742 autocmd_fname = save_autocmd_fname;
|
|
|
8743 autocmd_bufnr = save_autocmd_bufnr;
|
|
|
8744 autocmd_match = save_autocmd_match;
|
|
|
8745 #ifdef FEAT_EVAL
|
|
|
8746 current_SID = save_current_SID;
|
|
|
8747 restore_funccal(save_funccalp);
|
|
170
|
8748 # ifdef FEAT_PROFILE
|
|
788
|
8749 if (do_profiling == PROF_YES)
|
|
170
|
8750 prof_child_exit(&wait_time);
|
|
|
8751 # endif
|
|
7
|
8752 #endif
|
|
|
8753 vim_free(fname);
|
|
|
8754 vim_free(sfname);
|
|
|
8755 --nesting; /* see matching increment above */
|
|
|
8756
|
|
|
8757 /*
|
|
|
8758 * When stopping to execute autocommands, restore the search patterns and
|
|
|
8759 * the redo buffer.
|
|
|
8760 */
|
|
|
8761 if (!autocmd_busy)
|
|
|
8762 {
|
|
|
8763 restore_search_patterns();
|
|
|
8764 restoreRedobuff();
|
|
|
8765 did_filetype = FALSE;
|
|
|
8766 }
|
|
|
8767
|
|
|
8768 /*
|
|
|
8769 * Some events don't set or reset the Changed flag.
|
|
|
8770 * Check if still in the same buffer!
|
|
|
8771 */
|
|
|
8772 if (curbuf == old_curbuf
|
|
|
8773 && (event == EVENT_BUFREADPOST
|
|
|
8774 || event == EVENT_BUFWRITEPOST
|
|
|
8775 || event == EVENT_FILEAPPENDPOST
|
|
|
8776 || event == EVENT_VIMLEAVE
|
|
|
8777 || event == EVENT_VIMLEAVEPRE))
|
|
|
8778 {
|
|
|
8779 #ifdef FEAT_TITLE
|
|
|
8780 if (curbuf->b_changed != save_changed)
|
|
|
8781 need_maketitle = TRUE;
|
|
|
8782 #endif
|
|
|
8783 curbuf->b_changed = save_changed;
|
|
|
8784 }
|
|
|
8785
|
|
|
8786 au_cleanup(); /* may really delete removed patterns/commands now */
|
|
40
|
8787
|
|
|
8788 BYPASS_AU:
|
|
|
8789 /* When wiping out a buffer make sure all its buffer-local autocommands
|
|
|
8790 * are deleted. */
|
|
|
8791 if (event == EVENT_BUFWIPEOUT && buf != NULL)
|
|
|
8792 aubuflocal_remove(buf);
|
|
|
8793
|
|
7
|
8794 return retval;
|
|
|
8795 }
|
|
|
8796
|
|
1410
|
8797 # ifdef FEAT_EVAL
|
|
|
8798 static char_u *old_termresponse = NULL;
|
|
|
8799 # endif
|
|
|
8800
|
|
|
8801 /*
|
|
|
8802 * Block triggering autocommands until unblock_autocmd() is called.
|
|
|
8803 * Can be used recursively, so long as it's symmetric.
|
|
|
8804 */
|
|
|
8805 void
|
|
|
8806 block_autocmds()
|
|
|
8807 {
|
|
|
8808 # ifdef FEAT_EVAL
|
|
|
8809 /* Remember the value of v:termresponse. */
|
|
|
8810 if (autocmd_blocked == 0)
|
|
|
8811 old_termresponse = get_vim_var_str(VV_TERMRESPONSE);
|
|
|
8812 # endif
|
|
|
8813 ++autocmd_blocked;
|
|
|
8814 }
|
|
|
8815
|
|
|
8816 void
|
|
|
8817 unblock_autocmds()
|
|
|
8818 {
|
|
|
8819 --autocmd_blocked;
|
|
|
8820
|
|
|
8821 # ifdef FEAT_EVAL
|
|
|
8822 /* When v:termresponse was set while autocommands were blocked, trigger
|
|
|
8823 * the autocommands now. Esp. useful when executing a shell command
|
|
|
8824 * during startup (vimdiff). */
|
|
|
8825 if (autocmd_blocked == 0
|
|
|
8826 && get_vim_var_str(VV_TERMRESPONSE) != old_termresponse)
|
|
|
8827 apply_autocmds(EVENT_TERMRESPONSE, NULL, NULL, FALSE, curbuf);
|
|
|
8828 # endif
|
|
|
8829 }
|
|
|
8830
|
|
7
|
8831 /*
|
|
|
8832 * Find next autocommand pattern that matches.
|
|
|
8833 */
|
|
|
8834 static void
|
|
|
8835 auto_next_pat(apc, stop_at_last)
|
|
|
8836 AutoPatCmd *apc;
|
|
|
8837 int stop_at_last; /* stop when 'last' flag is set */
|
|
|
8838 {
|
|
|
8839 AutoPat *ap;
|
|
|
8840 AutoCmd *cp;
|
|
|
8841 char_u *name;
|
|
|
8842 char *s;
|
|
|
8843
|
|
|
8844 vim_free(sourcing_name);
|
|
|
8845 sourcing_name = NULL;
|
|
|
8846
|
|
|
8847 for (ap = apc->curpat; ap != NULL && !got_int; ap = ap->next)
|
|
|
8848 {
|
|
|
8849 apc->curpat = NULL;
|
|
|
8850
|
|
|
8851 /* only use a pattern when it has not been removed, has commands and
|
|
40
|
8852 * the group matches. For buffer-local autocommands only check the
|
|
|
8853 * buffer number. */
|
|
7
|
8854 if (ap->pat != NULL && ap->cmds != NULL
|
|
|
8855 && (apc->group == AUGROUP_ALL || apc->group == ap->group))
|
|
|
8856 {
|
|
40
|
8857 /* execution-condition */
|
|
|
8858 if (ap->buflocal_nr == 0
|
|
153
|
8859 ? (match_file_pat(NULL, ap->reg_prog, apc->fname,
|
|
|
8860 apc->sfname, apc->tail, ap->allow_dirs))
|
|
40
|
8861 : ap->buflocal_nr == apc->arg_bufnr)
|
|
7
|
8862 {
|
|
|
8863 name = event_nr2name(apc->event);
|
|
|
8864 s = _("%s Auto commands for \"%s\"");
|
|
|
8865 sourcing_name = alloc((unsigned)(STRLEN(s)
|
|
|
8866 + STRLEN(name) + ap->patlen + 1));
|
|
|
8867 if (sourcing_name != NULL)
|
|
|
8868 {
|
|
|
8869 sprintf((char *)sourcing_name, s,
|
|
|
8870 (char *)name, (char *)ap->pat);
|
|
|
8871 if (p_verbose >= 8)
|
|
292
|
8872 {
|
|
|
8873 verbose_enter();
|
|
273
|
8874 smsg((char_u *)_("Executing %s"), sourcing_name);
|
|
292
|
8875 verbose_leave();
|
|
|
8876 }
|
|
7
|
8877 }
|
|
|
8878
|
|
|
8879 apc->curpat = ap;
|
|
|
8880 apc->nextcmd = ap->cmds;
|
|
|
8881 /* mark last command */
|
|
|
8882 for (cp = ap->cmds; cp->next != NULL; cp = cp->next)
|
|
|
8883 cp->last = FALSE;
|
|
|
8884 cp->last = TRUE;
|
|
|
8885 }
|
|
|
8886 line_breakcheck();
|
|
|
8887 if (apc->curpat != NULL) /* found a match */
|
|
|
8888 break;
|
|
|
8889 }
|
|
|
8890 if (stop_at_last && ap->last)
|
|
|
8891 break;
|
|
|
8892 }
|
|
|
8893 }
|
|
|
8894
|
|
|
8895 /*
|
|
|
8896 * Get next autocommand command.
|
|
|
8897 * Called by do_cmdline() to get the next line for ":if".
|
|
|
8898 * Returns allocated string, or NULL for end of autocommands.
|
|
|
8899 */
|
|
|
8900 /* ARGSUSED */
|
|
|
8901 static char_u *
|
|
|
8902 getnextac(c, cookie, indent)
|
|
|
8903 int c; /* not used */
|
|
|
8904 void *cookie;
|
|
|
8905 int indent; /* not used */
|
|
|
8906 {
|
|
|
8907 AutoPatCmd *acp = (AutoPatCmd *)cookie;
|
|
|
8908 char_u *retval;
|
|
|
8909 AutoCmd *ac;
|
|
|
8910
|
|
|
8911 /* Can be called again after returning the last line. */
|
|
|
8912 if (acp->curpat == NULL)
|
|
|
8913 return NULL;
|
|
|
8914
|
|
|
8915 /* repeat until we find an autocommand to execute */
|
|
|
8916 for (;;)
|
|
|
8917 {
|
|
|
8918 /* skip removed commands */
|
|
|
8919 while (acp->nextcmd != NULL && acp->nextcmd->cmd == NULL)
|
|
|
8920 if (acp->nextcmd->last)
|
|
|
8921 acp->nextcmd = NULL;
|
|
|
8922 else
|
|
|
8923 acp->nextcmd = acp->nextcmd->next;
|
|
|
8924
|
|
|
8925 if (acp->nextcmd != NULL)
|
|
|
8926 break;
|
|
|
8927
|
|
|
8928 /* at end of commands, find next pattern that matches */
|
|
|
8929 if (acp->curpat->last)
|
|
|
8930 acp->curpat = NULL;
|
|
|
8931 else
|
|
|
8932 acp->curpat = acp->curpat->next;
|
|
|
8933 if (acp->curpat != NULL)
|
|
|
8934 auto_next_pat(acp, TRUE);
|
|
|
8935 if (acp->curpat == NULL)
|
|
|
8936 return NULL;
|
|
|
8937 }
|
|
|
8938
|
|
|
8939 ac = acp->nextcmd;
|
|
|
8940
|
|
|
8941 if (p_verbose >= 9)
|
|
|
8942 {
|
|
292
|
8943 verbose_enter_scroll();
|
|
273
|
8944 smsg((char_u *)_("autocommand %s"), ac->cmd);
|
|
7
|
8945 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
292
|
8946 verbose_leave_scroll();
|
|
7
|
8947 }
|
|
|
8948 retval = vim_strsave(ac->cmd);
|
|
|
8949 autocmd_nested = ac->nested;
|
|
|
8950 #ifdef FEAT_EVAL
|
|
|
8951 current_SID = ac->scriptID;
|
|
|
8952 #endif
|
|
|
8953 if (ac->last)
|
|
|
8954 acp->nextcmd = NULL;
|
|
|
8955 else
|
|
|
8956 acp->nextcmd = ac->next;
|
|
|
8957 return retval;
|
|
|
8958 }
|
|
|
8959
|
|
|
8960 /*
|
|
|
8961 * Return TRUE if there is a matching autocommand for "fname".
|
|
40
|
8962 * To account for buffer-local autocommands, function needs to know
|
|
|
8963 * in which buffer the file will be opened.
|
|
7
|
8964 */
|
|
|
8965 int
|
|
40
|
8966 has_autocmd(event, sfname, buf)
|
|
661
|
8967 event_T event;
|
|
7
|
8968 char_u *sfname;
|
|
40
|
8969 buf_T *buf;
|
|
7
|
8970 {
|
|
|
8971 AutoPat *ap;
|
|
|
8972 char_u *fname;
|
|
|
8973 char_u *tail = gettail(sfname);
|
|
|
8974 int retval = FALSE;
|
|
|
8975
|
|
|
8976 fname = FullName_save(sfname, FALSE);
|
|
|
8977 if (fname == NULL)
|
|
|
8978 return FALSE;
|
|
|
8979
|
|
|
8980 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8981 /*
|
|
|
8982 * Replace all backslashes with forward slashes. This makes the
|
|
|
8983 * autocommand patterns portable between Unix and MS-DOS.
|
|
|
8984 */
|
|
|
8985 sfname = vim_strsave(sfname);
|
|
|
8986 if (sfname != NULL)
|
|
|
8987 forward_slash(sfname);
|
|
|
8988 forward_slash(fname);
|
|
|
8989 #endif
|
|
|
8990
|
|
|
8991 for (ap = first_autopat[(int)event]; ap != NULL; ap = ap->next)
|
|
|
8992 if (ap->pat != NULL && ap->cmds != NULL
|
|
856
|
8993 && (ap->buflocal_nr == 0
|
|
153
|
8994 ? match_file_pat(NULL, ap->reg_prog,
|
|
|
8995 fname, sfname, tail, ap->allow_dirs)
|
|
856
|
8996 : buf != NULL && ap->buflocal_nr == buf->b_fnum
|
|
40
|
8997 ))
|
|
7
|
8998 {
|
|
|
8999 retval = TRUE;
|
|
|
9000 break;
|
|
|
9001 }
|
|
|
9002
|
|
|
9003 vim_free(fname);
|
|
|
9004 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9005 vim_free(sfname);
|
|
|
9006 #endif
|
|
|
9007
|
|
|
9008 return retval;
|
|
|
9009 }
|
|
|
9010
|
|
|
9011 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9012 /*
|
|
|
9013 * Function given to ExpandGeneric() to obtain the list of autocommand group
|
|
|
9014 * names.
|
|
|
9015 */
|
|
|
9016 /*ARGSUSED*/
|
|
|
9017 char_u *
|
|
|
9018 get_augroup_name(xp, idx)
|
|
|
9019 expand_T *xp;
|
|
|
9020 int idx;
|
|
|
9021 {
|
|
|
9022 if (idx == augroups.ga_len) /* add "END" add the end */
|
|
|
9023 return (char_u *)"END";
|
|
|
9024 if (idx >= augroups.ga_len) /* end of list */
|
|
|
9025 return NULL;
|
|
|
9026 if (AUGROUP_NAME(idx) == NULL) /* skip deleted entries */
|
|
|
9027 return (char_u *)"";
|
|
|
9028 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9029 }
|
|
|
9030
|
|
|
9031 static int include_groups = FALSE;
|
|
|
9032
|
|
|
9033 char_u *
|
|
|
9034 set_context_in_autocmd(xp, arg, doautocmd)
|
|
|
9035 expand_T *xp;
|
|
|
9036 char_u *arg;
|
|
|
9037 int doautocmd; /* TRUE for :doautocmd, FALSE for :autocmd */
|
|
|
9038 {
|
|
|
9039 char_u *p;
|
|
|
9040 int group;
|
|
|
9041
|
|
|
9042 /* check for a group name, skip it if present */
|
|
|
9043 include_groups = FALSE;
|
|
|
9044 p = arg;
|
|
|
9045 group = au_get_grouparg(&arg);
|
|
|
9046 if (group == AUGROUP_ERROR)
|
|
|
9047 return NULL;
|
|
|
9048 /* If there only is a group name that's what we expand. */
|
|
|
9049 if (*arg == NUL && group != AUGROUP_ALL && !vim_iswhite(arg[-1]))
|
|
|
9050 {
|
|
|
9051 arg = p;
|
|
|
9052 group = AUGROUP_ALL;
|
|
|
9053 }
|
|
|
9054
|
|
|
9055 /* skip over event name */
|
|
|
9056 for (p = arg; *p != NUL && !vim_iswhite(*p); ++p)
|
|
|
9057 if (*p == ',')
|
|
|
9058 arg = p + 1;
|
|
|
9059 if (*p == NUL)
|
|
|
9060 {
|
|
|
9061 if (group == AUGROUP_ALL)
|
|
|
9062 include_groups = TRUE;
|
|
|
9063 xp->xp_context = EXPAND_EVENTS; /* expand event name */
|
|
|
9064 xp->xp_pattern = arg;
|
|
|
9065 return NULL;
|
|
|
9066 }
|
|
|
9067
|
|
|
9068 /* skip over pattern */
|
|
|
9069 arg = skipwhite(p);
|
|
|
9070 while (*arg && (!vim_iswhite(*arg) || arg[-1] == '\\'))
|
|
|
9071 arg++;
|
|
|
9072 if (*arg)
|
|
|
9073 return arg; /* expand (next) command */
|
|
|
9074
|
|
|
9075 if (doautocmd)
|
|
|
9076 xp->xp_context = EXPAND_FILES; /* expand file names */
|
|
|
9077 else
|
|
|
9078 xp->xp_context = EXPAND_NOTHING; /* pattern is not expanded */
|
|
|
9079 return NULL;
|
|
|
9080 }
|
|
|
9081
|
|
|
9082 /*
|
|
|
9083 * Function given to ExpandGeneric() to obtain the list of event names.
|
|
|
9084 */
|
|
|
9085 /*ARGSUSED*/
|
|
|
9086 char_u *
|
|
|
9087 get_event_name(xp, idx)
|
|
|
9088 expand_T *xp;
|
|
|
9089 int idx;
|
|
|
9090 {
|
|
|
9091 if (idx < augroups.ga_len) /* First list group names, if wanted */
|
|
|
9092 {
|
|
|
9093 if (!include_groups || AUGROUP_NAME(idx) == NULL)
|
|
|
9094 return (char_u *)""; /* skip deleted entries */
|
|
|
9095 return AUGROUP_NAME(idx); /* return a name */
|
|
|
9096 }
|
|
|
9097 return (char_u *)event_names[idx - augroups.ga_len].name;
|
|
|
9098 }
|
|
|
9099
|
|
|
9100 #endif /* FEAT_CMDL_COMPL */
|
|
|
9101
|
|
|
9102 /*
|
|
615
|
9103 * Return TRUE if autocmd is supported.
|
|
|
9104 */
|
|
|
9105 int
|
|
|
9106 autocmd_supported(name)
|
|
|
9107 char_u *name;
|
|
|
9108 {
|
|
|
9109 char_u *p;
|
|
|
9110
|
|
|
9111 return (event_name2nr(name, &p) != NUM_EVENTS);
|
|
|
9112 }
|
|
|
9113
|
|
|
9114 /*
|
|
612
|
9115 * Return TRUE if an autocommand is defined for a group, event and
|
|
|
9116 * pattern: The group can be omitted to accept any group. "event" and "pattern"
|
|
|
9117 * can be NULL to accept any event and pattern. "pattern" can be NULL to accept
|
|
|
9118 * any pattern. Buffer-local patterns <buffer> or <buffer=N> are accepted.
|
|
|
9119 * Used for:
|
|
|
9120 * exists("#Group") or
|
|
|
9121 * exists("#Group#Event") or
|
|
|
9122 * exists("#Group#Event#pat") or
|
|
|
9123 * exists("#Event") or
|
|
|
9124 * exists("#Event#pat")
|
|
7
|
9125 */
|
|
|
9126 int
|
|
612
|
9127 au_exists(arg)
|
|
|
9128 char_u *arg;
|
|
7
|
9129 {
|
|
612
|
9130 char_u *arg_save;
|
|
|
9131 char_u *pattern = NULL;
|
|
7
|
9132 char_u *event_name;
|
|
|
9133 char_u *p;
|
|
661
|
9134 event_T event;
|
|
7
|
9135 AutoPat *ap;
|
|
40
|
9136 buf_T *buflocal_buf = NULL;
|
|
612
|
9137 int group;
|
|
|
9138 int retval = FALSE;
|
|
|
9139
|
|
615
|
9140 /* Make a copy so that we can change the '#' chars to a NUL. */
|
|
612
|
9141 arg_save = vim_strsave(arg);
|
|
|
9142 if (arg_save == NULL)
|
|
|
9143 return FALSE;
|
|
615
|
9144 p = vim_strchr(arg_save, '#');
|
|
612
|
9145 if (p != NULL)
|
|
|
9146 *p++ = NUL;
|
|
|
9147
|
|
|
9148 /* First, look for an autocmd group name */
|
|
|
9149 group = au_find_group(arg_save);
|
|
|
9150 if (group == AUGROUP_ERROR)
|
|
|
9151 {
|
|
|
9152 /* Didn't match a group name, assume the first argument is an event. */
|
|
|
9153 group = AUGROUP_ALL;
|
|
|
9154 event_name = arg_save;
|
|
|
9155 }
|
|
|
9156 else
|
|
|
9157 {
|
|
|
9158 if (p == NULL)
|
|
|
9159 {
|
|
|
9160 /* "Group": group name is present and it's recognized */
|
|
|
9161 retval = TRUE;
|
|
|
9162 goto theend;
|
|
|
9163 }
|
|
|
9164
|
|
|
9165 /* Must be "Group#Event" or "Group#Event#pat". */
|
|
|
9166 event_name = p;
|
|
|
9167 p = vim_strchr(event_name, '#');
|
|
|
9168 if (p != NULL)
|
|
|
9169 *p++ = NUL; /* "Group#Event#pat" */
|
|
|
9170 }
|
|
|
9171
|
|
|
9172 pattern = p; /* "pattern" is NULL when there is no pattern */
|
|
7
|
9173
|
|
|
9174 /* find the index (enum) for the event name */
|
|
|
9175 event = event_name2nr(event_name, &p);
|
|
|
9176
|
|
|
9177 /* return FALSE if the event name is not recognized */
|
|
612
|
9178 if (event == NUM_EVENTS)
|
|
|
9179 goto theend;
|
|
7
|
9180
|
|
|
9181 /* Find the first autocommand for this event.
|
|
|
9182 * If there isn't any, return FALSE;
|
|
|
9183 * If there is one and no pattern given, return TRUE; */
|
|
|
9184 ap = first_autopat[(int)event];
|
|
|
9185 if (ap == NULL)
|
|
612
|
9186 goto theend;
|
|
7
|
9187 if (pattern == NULL)
|
|
612
|
9188 {
|
|
|
9189 retval = TRUE;
|
|
|
9190 goto theend;
|
|
|
9191 }
|
|
7
|
9192
|
|
40
|
9193 /* if pattern is "<buffer>", special handling is needed which uses curbuf */
|
|
|
9194 /* for pattern "<buffer=N>, fnamecmp() will work fine */
|
|
|
9195 if (STRICMP(pattern, "<buffer>") == 0)
|
|
|
9196 buflocal_buf = curbuf;
|
|
|
9197
|
|
7
|
9198 /* Check if there is an autocommand with the given pattern. */
|
|
|
9199 for ( ; ap != NULL; ap = ap->next)
|
|
40
|
9200 /* only use a pattern when it has not been removed and has commands. */
|
|
|
9201 /* For buffer-local autocommands, fnamecmp() works fine. */
|
|
7
|
9202 if (ap->pat != NULL && ap->cmds != NULL
|
|
612
|
9203 && (group == AUGROUP_ALL || ap->group == group)
|
|
40
|
9204 && (buflocal_buf == NULL
|
|
|
9205 ? fnamecmp(ap->pat, pattern) == 0
|
|
|
9206 : ap->buflocal_nr == buflocal_buf->b_fnum))
|
|
612
|
9207 {
|
|
|
9208 retval = TRUE;
|
|
|
9209 break;
|
|
|
9210 }
|
|
|
9211
|
|
|
9212 theend:
|
|
|
9213 vim_free(arg_save);
|
|
|
9214 return retval;
|
|
7
|
9215 }
|
|
40
|
9216
|
|
934
|
9217 #else /* FEAT_AUTOCMD */
|
|
|
9218
|
|
|
9219 /*
|
|
|
9220 * Prepare for executing commands for (hidden) buffer "buf".
|
|
|
9221 * This is the non-autocommand version, it simply saves "curbuf" and sets
|
|
|
9222 * "curbuf" and "curwin" to match "buf".
|
|
|
9223 */
|
|
|
9224 void
|
|
|
9225 aucmd_prepbuf(aco, buf)
|
|
|
9226 aco_save_T *aco; /* structure to save values in */
|
|
|
9227 buf_T *buf; /* new curbuf */
|
|
|
9228 {
|
|
|
9229 aco->save_buf = buf;
|
|
|
9230 curbuf = buf;
|
|
|
9231 curwin->w_buffer = buf;
|
|
|
9232 }
|
|
|
9233
|
|
|
9234 /*
|
|
|
9235 * Restore after executing commands for a (hidden) buffer.
|
|
|
9236 * This is the non-autocommand version.
|
|
|
9237 */
|
|
|
9238 void
|
|
|
9239 aucmd_restbuf(aco)
|
|
|
9240 aco_save_T *aco; /* structure holding saved values */
|
|
|
9241 {
|
|
|
9242 curbuf = aco->save_buf;
|
|
|
9243 curwin->w_buffer = curbuf;
|
|
|
9244 }
|
|
|
9245
|
|
7
|
9246 #endif /* FEAT_AUTOCMD */
|
|
|
9247
|
|
934
|
9248
|
|
7
|
9249 #if defined(FEAT_AUTOCMD) || defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9250 /*
|
|
153
|
9251 * Try matching a filename with a "pattern" ("prog" is NULL), or use the
|
|
|
9252 * precompiled regprog "prog" ("pattern" is NULL). That avoids calling
|
|
|
9253 * vim_regcomp() often.
|
|
7
|
9254 * Used for autocommands and 'wildignore'.
|
|
|
9255 * Returns TRUE if there is a match, FALSE otherwise.
|
|
|
9256 */
|
|
|
9257 int
|
|
153
|
9258 match_file_pat(pattern, prog, fname, sfname, tail, allow_dirs)
|
|
7
|
9259 char_u *pattern; /* pattern to match with */
|
|
153
|
9260 regprog_T *prog; /* pre-compiled regprog or NULL */
|
|
7
|
9261 char_u *fname; /* full path of file name */
|
|
|
9262 char_u *sfname; /* short file name or NULL */
|
|
|
9263 char_u *tail; /* tail of path */
|
|
|
9264 int allow_dirs; /* allow matching with dir */
|
|
|
9265 {
|
|
|
9266 regmatch_T regmatch;
|
|
|
9267 int result = FALSE;
|
|
|
9268 #ifdef FEAT_OSFILETYPE
|
|
|
9269 int no_pattern = FALSE; /* TRUE if check is filetype only */
|
|
|
9270 char_u *type_start;
|
|
|
9271 char_u c;
|
|
|
9272 int match = FALSE;
|
|
|
9273 #endif
|
|
|
9274
|
|
|
9275 #ifdef CASE_INSENSITIVE_FILENAME
|
|
|
9276 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
9277 #else
|
|
|
9278 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
9279 #endif
|
|
|
9280 #ifdef FEAT_OSFILETYPE
|
|
|
9281 if (*pattern == '<')
|
|
|
9282 {
|
|
|
9283 /* There is a filetype condition specified with this pattern.
|
|
|
9284 * Check the filetype matches first. If not, don't bother with the
|
|
|
9285 * pattern (set regprog to NULL).
|
|
|
9286 * Always use magic for the regexp.
|
|
|
9287 */
|
|
|
9288
|
|
|
9289 for (type_start = pattern + 1; (c = *pattern); pattern++)
|
|
|
9290 {
|
|
|
9291 if ((c == ';' || c == '>') && match == FALSE)
|
|
|
9292 {
|
|
|
9293 *pattern = NUL; /* Terminate the string */
|
|
|
9294 match = mch_check_filetype(fname, type_start);
|
|
|
9295 *pattern = c; /* Restore the terminator */
|
|
|
9296 type_start = pattern + 1;
|
|
|
9297 }
|
|
|
9298 if (c == '>')
|
|
|
9299 break;
|
|
|
9300 }
|
|
|
9301
|
|
|
9302 /* (c should never be NUL, but check anyway) */
|
|
|
9303 if (match == FALSE || c == NUL)
|
|
|
9304 regmatch.regprog = NULL; /* Doesn't match - don't check pat. */
|
|
|
9305 else if (*pattern == NUL)
|
|
|
9306 {
|
|
|
9307 regmatch.regprog = NULL; /* Vim will try to free regprog later */
|
|
|
9308 no_pattern = TRUE; /* Always matches - don't check pat. */
|
|
|
9309 }
|
|
|
9310 else
|
|
|
9311 regmatch.regprog = vim_regcomp(pattern + 1, RE_MAGIC);
|
|
|
9312 }
|
|
|
9313 else
|
|
|
9314 #endif
|
|
153
|
9315 {
|
|
|
9316 if (prog != NULL)
|
|
|
9317 regmatch.regprog = prog;
|
|
|
9318 else
|
|
|
9319 regmatch.regprog = vim_regcomp(pattern, RE_MAGIC);
|
|
|
9320 }
|
|
7
|
9321
|
|
|
9322 /*
|
|
|
9323 * Try for a match with the pattern with:
|
|
|
9324 * 1. the full file name, when the pattern has a '/'.
|
|
|
9325 * 2. the short file name, when the pattern has a '/'.
|
|
|
9326 * 3. the tail of the file name, when the pattern has no '/'.
|
|
|
9327 */
|
|
|
9328 if (
|
|
|
9329 #ifdef FEAT_OSFILETYPE
|
|
|
9330 /* If the check is for a filetype only and we don't care
|
|
|
9331 * about the path then skip all the regexp stuff.
|
|
|
9332 */
|
|
|
9333 no_pattern ||
|
|
|
9334 #endif
|
|
|
9335 (regmatch.regprog != NULL
|
|
|
9336 && ((allow_dirs
|
|
|
9337 && (vim_regexec(®match, fname, (colnr_T)0)
|
|
|
9338 || (sfname != NULL
|
|
|
9339 && vim_regexec(®match, sfname, (colnr_T)0))))
|
|
|
9340 || (!allow_dirs && vim_regexec(®match, tail, (colnr_T)0)))))
|
|
|
9341 result = TRUE;
|
|
|
9342
|
|
153
|
9343 if (prog == NULL)
|
|
|
9344 vim_free(regmatch.regprog);
|
|
7
|
9345 return result;
|
|
|
9346 }
|
|
|
9347 #endif
|
|
|
9348
|
|
|
9349 #if defined(FEAT_WILDIGN) || defined(PROTO)
|
|
|
9350 /*
|
|
|
9351 * Return TRUE if a file matches with a pattern in "list".
|
|
|
9352 * "list" is a comma-separated list of patterns, like 'wildignore'.
|
|
|
9353 * "sfname" is the short file name or NULL, "ffname" the long file name.
|
|
|
9354 */
|
|
|
9355 int
|
|
|
9356 match_file_list(list, sfname, ffname)
|
|
|
9357 char_u *list;
|
|
|
9358 char_u *sfname;
|
|
|
9359 char_u *ffname;
|
|
|
9360 {
|
|
|
9361 char_u buf[100];
|
|
|
9362 char_u *tail;
|
|
|
9363 char_u *regpat;
|
|
|
9364 char allow_dirs;
|
|
|
9365 int match;
|
|
|
9366 char_u *p;
|
|
|
9367
|
|
|
9368 tail = gettail(sfname);
|
|
|
9369
|
|
|
9370 /* try all patterns in 'wildignore' */
|
|
|
9371 p = list;
|
|
|
9372 while (*p)
|
|
|
9373 {
|
|
|
9374 copy_option_part(&p, buf, 100, ",");
|
|
|
9375 regpat = file_pat_to_reg_pat(buf, NULL, &allow_dirs, FALSE);
|
|
|
9376 if (regpat == NULL)
|
|
|
9377 break;
|
|
153
|
9378 match = match_file_pat(regpat, NULL, ffname, sfname,
|
|
|
9379 tail, (int)allow_dirs);
|
|
7
|
9380 vim_free(regpat);
|
|
|
9381 if (match)
|
|
|
9382 return TRUE;
|
|
|
9383 }
|
|
|
9384 return FALSE;
|
|
|
9385 }
|
|
|
9386 #endif
|
|
|
9387
|
|
|
9388 /*
|
|
|
9389 * Convert the given pattern "pat" which has shell style wildcards in it, into
|
|
|
9390 * a regular expression, and return the result in allocated memory. If there
|
|
|
9391 * is a directory path separator to be matched, then TRUE is put in
|
|
|
9392 * allow_dirs, otherwise FALSE is put there -- webb.
|
|
|
9393 * Handle backslashes before special characters, like "\*" and "\ ".
|
|
|
9394 *
|
|
|
9395 * If FEAT_OSFILETYPE defined then pass initial <type> through unchanged. Eg:
|
|
|
9396 * '<html>myfile' becomes '<html>^myfile$' -- leonard.
|
|
|
9397 *
|
|
|
9398 * Returns NULL when out of memory.
|
|
|
9399 */
|
|
|
9400 /*ARGSUSED*/
|
|
|
9401 char_u *
|
|
|
9402 file_pat_to_reg_pat(pat, pat_end, allow_dirs, no_bslash)
|
|
|
9403 char_u *pat;
|
|
|
9404 char_u *pat_end; /* first char after pattern or NULL */
|
|
|
9405 char *allow_dirs; /* Result passed back out in here */
|
|
|
9406 int no_bslash; /* Don't use a backward slash as pathsep */
|
|
|
9407 {
|
|
|
9408 int size;
|
|
|
9409 char_u *endp;
|
|
|
9410 char_u *reg_pat;
|
|
|
9411 char_u *p;
|
|
|
9412 int i;
|
|
|
9413 int nested = 0;
|
|
|
9414 int add_dollar = TRUE;
|
|
|
9415 #ifdef FEAT_OSFILETYPE
|
|
|
9416 int check_length = 0;
|
|
|
9417 #endif
|
|
|
9418
|
|
|
9419 if (allow_dirs != NULL)
|
|
|
9420 *allow_dirs = FALSE;
|
|
|
9421 if (pat_end == NULL)
|
|
|
9422 pat_end = pat + STRLEN(pat);
|
|
|
9423
|
|
|
9424 #ifdef FEAT_OSFILETYPE
|
|
|
9425 /* Find out how much of the string is the filetype check */
|
|
|
9426 if (*pat == '<')
|
|
|
9427 {
|
|
|
9428 /* Count chars until the next '>' */
|
|
|
9429 for (p = pat + 1; p < pat_end && *p != '>'; p++)
|
|
|
9430 ;
|
|
|
9431 if (p < pat_end)
|
|
|
9432 {
|
|
|
9433 /* Pattern is of the form <.*>.* */
|
|
|
9434 check_length = p - pat + 1;
|
|
|
9435 if (p + 1 >= pat_end)
|
|
|
9436 {
|
|
|
9437 /* The 'pattern' is a filetype check ONLY */
|
|
|
9438 reg_pat = (char_u *)alloc(check_length + 1);
|
|
|
9439 if (reg_pat != NULL)
|
|
|
9440 {
|
|
|
9441 mch_memmove(reg_pat, pat, (size_t)check_length);
|
|
|
9442 reg_pat[check_length] = NUL;
|
|
|
9443 }
|
|
|
9444 return reg_pat;
|
|
|
9445 }
|
|
|
9446 }
|
|
|
9447 /* else: there was no closing '>' - assume it was a normal pattern */
|
|
|
9448
|
|
|
9449 }
|
|
|
9450 pat += check_length;
|
|
|
9451 size = 2 + check_length;
|
|
|
9452 #else
|
|
|
9453 size = 2; /* '^' at start, '$' at end */
|
|
|
9454 #endif
|
|
|
9455
|
|
|
9456 for (p = pat; p < pat_end; p++)
|
|
|
9457 {
|
|
|
9458 switch (*p)
|
|
|
9459 {
|
|
|
9460 case '*':
|
|
|
9461 case '.':
|
|
|
9462 case ',':
|
|
|
9463 case '{':
|
|
|
9464 case '}':
|
|
|
9465 case '~':
|
|
|
9466 size += 2; /* extra backslash */
|
|
|
9467 break;
|
|
|
9468 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9469 case '\\':
|
|
|
9470 case '/':
|
|
|
9471 size += 4; /* could become "[\/]" */
|
|
|
9472 break;
|
|
|
9473 #endif
|
|
|
9474 default:
|
|
|
9475 size++;
|
|
|
9476 # ifdef FEAT_MBYTE
|
|
474
|
9477 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9478 {
|
|
|
9479 ++p;
|
|
|
9480 ++size;
|
|
|
9481 }
|
|
|
9482 # endif
|
|
|
9483 break;
|
|
|
9484 }
|
|
|
9485 }
|
|
|
9486 reg_pat = alloc(size + 1);
|
|
|
9487 if (reg_pat == NULL)
|
|
|
9488 return NULL;
|
|
|
9489
|
|
|
9490 #ifdef FEAT_OSFILETYPE
|
|
|
9491 /* Copy the type check in to the start. */
|
|
|
9492 if (check_length)
|
|
|
9493 mch_memmove(reg_pat, pat - check_length, (size_t)check_length);
|
|
|
9494 i = check_length;
|
|
|
9495 #else
|
|
|
9496 i = 0;
|
|
|
9497 #endif
|
|
|
9498
|
|
|
9499 if (pat[0] == '*')
|
|
|
9500 while (pat[0] == '*' && pat < pat_end - 1)
|
|
|
9501 pat++;
|
|
|
9502 else
|
|
|
9503 reg_pat[i++] = '^';
|
|
|
9504 endp = pat_end - 1;
|
|
|
9505 if (*endp == '*')
|
|
|
9506 {
|
|
|
9507 while (endp - pat > 0 && *endp == '*')
|
|
|
9508 endp--;
|
|
|
9509 add_dollar = FALSE;
|
|
|
9510 }
|
|
|
9511 for (p = pat; *p && nested >= 0 && p <= endp; p++)
|
|
|
9512 {
|
|
|
9513 switch (*p)
|
|
|
9514 {
|
|
|
9515 case '*':
|
|
|
9516 reg_pat[i++] = '.';
|
|
|
9517 reg_pat[i++] = '*';
|
|
444
|
9518 while (p[1] == '*') /* "**" matches like "*" */
|
|
|
9519 ++p;
|
|
7
|
9520 break;
|
|
|
9521 case '.':
|
|
|
9522 #ifdef RISCOS
|
|
|
9523 if (allow_dirs != NULL)
|
|
|
9524 *allow_dirs = TRUE;
|
|
|
9525 /* FALLTHROUGH */
|
|
|
9526 #endif
|
|
|
9527 case '~':
|
|
|
9528 reg_pat[i++] = '\\';
|
|
|
9529 reg_pat[i++] = *p;
|
|
|
9530 break;
|
|
|
9531 case '?':
|
|
|
9532 #ifdef RISCOS
|
|
|
9533 case '#':
|
|
|
9534 #endif
|
|
|
9535 reg_pat[i++] = '.';
|
|
|
9536 break;
|
|
|
9537 case '\\':
|
|
|
9538 if (p[1] == NUL)
|
|
|
9539 break;
|
|
|
9540 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9541 if (!no_bslash)
|
|
|
9542 {
|
|
|
9543 /* translate:
|
|
|
9544 * "\x" to "\\x" e.g., "dir\file"
|
|
|
9545 * "\*" to "\\.*" e.g., "dir\*.c"
|
|
|
9546 * "\?" to "\\." e.g., "dir\??.c"
|
|
|
9547 * "\+" to "\+" e.g., "fileX\+.c"
|
|
|
9548 */
|
|
|
9549 if ((vim_isfilec(p[1]) || p[1] == '*' || p[1] == '?')
|
|
|
9550 && p[1] != '+')
|
|
|
9551 {
|
|
|
9552 reg_pat[i++] = '[';
|
|
|
9553 reg_pat[i++] = '\\';
|
|
|
9554 reg_pat[i++] = '/';
|
|
|
9555 reg_pat[i++] = ']';
|
|
|
9556 if (allow_dirs != NULL)
|
|
|
9557 *allow_dirs = TRUE;
|
|
|
9558 break;
|
|
|
9559 }
|
|
|
9560 }
|
|
|
9561 #endif
|
|
|
9562 if (*++p == '?'
|
|
|
9563 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9564 && no_bslash
|
|
|
9565 #endif
|
|
|
9566 )
|
|
|
9567 reg_pat[i++] = '?';
|
|
|
9568 else
|
|
|
9569 if (*p == ',')
|
|
|
9570 reg_pat[i++] = ',';
|
|
|
9571 else
|
|
|
9572 {
|
|
|
9573 if (allow_dirs != NULL && vim_ispathsep(*p)
|
|
|
9574 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9575 && (!no_bslash || *p != '\\')
|
|
|
9576 #endif
|
|
|
9577 )
|
|
|
9578 *allow_dirs = TRUE;
|
|
|
9579 reg_pat[i++] = '\\';
|
|
|
9580 reg_pat[i++] = *p;
|
|
|
9581 }
|
|
|
9582 break;
|
|
|
9583 #ifdef BACKSLASH_IN_FILENAME
|
|
|
9584 case '/':
|
|
|
9585 reg_pat[i++] = '[';
|
|
|
9586 reg_pat[i++] = '\\';
|
|
|
9587 reg_pat[i++] = '/';
|
|
|
9588 reg_pat[i++] = ']';
|
|
|
9589 if (allow_dirs != NULL)
|
|
|
9590 *allow_dirs = TRUE;
|
|
|
9591 break;
|
|
|
9592 #endif
|
|
|
9593 case '{':
|
|
|
9594 reg_pat[i++] = '\\';
|
|
|
9595 reg_pat[i++] = '(';
|
|
|
9596 nested++;
|
|
|
9597 break;
|
|
|
9598 case '}':
|
|
|
9599 reg_pat[i++] = '\\';
|
|
|
9600 reg_pat[i++] = ')';
|
|
|
9601 --nested;
|
|
|
9602 break;
|
|
|
9603 case ',':
|
|
|
9604 if (nested)
|
|
|
9605 {
|
|
|
9606 reg_pat[i++] = '\\';
|
|
|
9607 reg_pat[i++] = '|';
|
|
|
9608 }
|
|
|
9609 else
|
|
|
9610 reg_pat[i++] = ',';
|
|
|
9611 break;
|
|
|
9612 default:
|
|
|
9613 # ifdef FEAT_MBYTE
|
|
474
|
9614 if (enc_dbcs != 0 && (*mb_ptr2len)(p) > 1)
|
|
7
|
9615 reg_pat[i++] = *p++;
|
|
|
9616 else
|
|
|
9617 # endif
|
|
|
9618 if (allow_dirs != NULL && vim_ispathsep(*p))
|
|
|
9619 *allow_dirs = TRUE;
|
|
|
9620 reg_pat[i++] = *p;
|
|
|
9621 break;
|
|
|
9622 }
|
|
|
9623 }
|
|
|
9624 if (add_dollar)
|
|
|
9625 reg_pat[i++] = '$';
|
|
|
9626 reg_pat[i] = NUL;
|
|
|
9627 if (nested != 0)
|
|
|
9628 {
|
|
|
9629 if (nested < 0)
|
|
|
9630 EMSG(_("E219: Missing {."));
|
|
|
9631 else
|
|
|
9632 EMSG(_("E220: Missing }."));
|
|
|
9633 vim_free(reg_pat);
|
|
|
9634 reg_pat = NULL;
|
|
|
9635 }
|
|
|
9636 return reg_pat;
|
|
|
9637 }
|
