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1 /* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc. |
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2 |
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3 The GNU C Library is free software; you can redistribute it and/or |
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4 modify it under the terms of the GNU Library General Public License as |
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5 published by the Free Software Foundation; either version 2 of the |
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6 License, or (at your option) any later version. |
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7 |
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8 The GNU C Library is distributed in the hope that it will be useful, |
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9 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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11 Library General Public License for more details. |
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12 |
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13 You should have received a copy of the GNU Library General Public |
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14 License along with the GNU C Library; see the file COPYING.LIB. If not, |
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15 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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16 Boston, MA 02111-1307, USA. */ |
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17 |
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18 #ifndef _GLOB_H |
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19 #define _GLOB_H 1 |
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20 |
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21 #ifdef __cplusplus |
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22 extern "C" { |
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23 #endif |
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24 |
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25 #undef __ptr_t |
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26 #if defined __cplusplus || (defined __STDC__ && __STDC__) || defined WINDOWS32 |
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27 # if !defined __GLIBC__ || !defined __P |
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28 # undef __P |
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29 # undef __PMT |
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30 # define __P(protos) protos |
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31 # define __PMT(protos) protos |
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32 # if !defined __GNUC__ || __GNUC__ < 2 |
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33 # undef __const |
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34 # define __const const |
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35 # endif |
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36 # endif |
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37 # define __ptr_t void * |
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38 #else /* Not C++ or ANSI C. */ |
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39 # undef __P |
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40 # undef __PMT |
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41 # define __P(protos) () |
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42 # define __PMT(protos) () |
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43 # undef __const |
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44 # define __const |
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45 # define __ptr_t char * |
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46 #endif /* C++ or ANSI C. */ |
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47 |
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48 /* We need `size_t' for the following definitions. */ |
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49 #ifndef __size_t |
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50 # if defined __GNUC__ && __GNUC__ >= 2 |
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51 typedef __SIZE_TYPE__ __size_t; |
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52 # else |
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53 /* This is a guess. */ |
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54 /*hb |
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55 * Conflicts with DECCs aready defined type __size_t. |
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56 * Defining an own type with a name beginning with '__' is no good. |
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57 * Anyway if DECC is used and __SIZE_T is defined then __size_t is |
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58 * already defined (and I hope it's exactly the one we need here). |
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59 */ |
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60 #if !(defined __DECC && defined __SIZE_T) |
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61 typedef unsigned long int __size_t; |
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62 #endif |
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63 # endif |
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64 #else |
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65 /* The GNU CC stddef.h version defines __size_t as empty. We need a real |
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66 definition. */ |
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67 # undef __size_t |
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68 # define __size_t size_t |
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69 #endif |
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70 |
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71 /* Bits set in the FLAGS argument to `glob'. */ |
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72 #define GLOB_ERR (1 << 0)/* Return on read errors. */ |
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73 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */ |
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74 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */ |
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75 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */ |
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76 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */ |
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77 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */ |
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78 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */ |
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79 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */ |
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80 |
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81 #if (!defined _POSIX_C_SOURCE || _POSIX_C_SOURCE < 2 || defined _BSD_SOURCE \ |
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82 || defined _GNU_SOURCE) |
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83 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */ |
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84 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */ |
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85 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */ |
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86 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */ |
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87 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */ |
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88 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */ |
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89 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error |
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90 if the user name is not available. */ |
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91 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ |
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92 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ |
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93 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \ |
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94 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK) |
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95 #else |
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96 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \ |
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97 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \ |
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98 GLOB_PERIOD) |
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99 #endif |
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100 |
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101 /* Error returns from `glob'. */ |
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102 #define GLOB_NOSPACE 1 /* Ran out of memory. */ |
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103 #define GLOB_ABORTED 2 /* Read error. */ |
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104 #define GLOB_NOMATCH 3 /* No matches found. */ |
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105 #define GLOB_NOSYS 4 /* Not implemented. */ |
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106 #ifdef _GNU_SOURCE |
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107 /* Previous versions of this file defined GLOB_ABEND instead of |
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108 GLOB_ABORTED. Provide a compatibility definition here. */ |
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109 # define GLOB_ABEND GLOB_ABORTED |
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110 #endif |
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111 |
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112 /* Structure describing a globbing run. */ |
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113 #if !defined _AMIGA && !defined VMS /* Buggy compiler. */ |
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114 struct stat; |
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115 #endif |
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116 typedef struct |
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117 { |
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118 __size_t gl_pathc; /* Count of paths matched by the pattern. */ |
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119 char **gl_pathv; /* List of matched pathnames. */ |
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120 __size_t gl_offs; /* Slots to reserve in `gl_pathv'. */ |
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121 int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */ |
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122 |
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123 /* If the GLOB_ALTDIRFUNC flag is set, the following functions |
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124 are used instead of the normal file access functions. */ |
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125 void (*gl_closedir) __PMT ((void *)); |
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126 struct dirent *(*gl_readdir) __PMT ((void *)); |
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127 __ptr_t (*gl_opendir) __PMT ((__const char *)); |
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128 int (*gl_lstat) __PMT ((__const char *, struct stat *)); |
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129 #if defined(VMS) && defined(__DECC) && !defined(_POSIX_C_SOURCE) |
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130 int (*gl_stat) __PMT ((__const char *, struct stat *, ...)); |
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131 #else |
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132 int (*gl_stat) __PMT ((__const char *, struct stat *)); |
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133 #endif |
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134 } glob_t; |
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135 |
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136 #ifdef _LARGEFILE64_SOURCE |
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137 struct stat64; |
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138 typedef struct |
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139 { |
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140 __size_t gl_pathc; |
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141 char **gl_pathv; |
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142 __size_t gl_offs; |
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143 int gl_flags; |
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144 |
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145 /* If the GLOB_ALTDIRFUNC flag is set, the following functions |
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146 are used instead of the normal file access functions. */ |
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147 void (*gl_closedir) __PMT ((void *)); |
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148 struct dirent64 *(*gl_readdir) __PMT ((void *)); |
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149 __ptr_t (*gl_opendir) __PMT ((__const char *)); |
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150 int (*gl_lstat) __PMT ((__const char *, struct stat64 *)); |
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151 int (*gl_stat) __PMT ((__const char *, struct stat64 *)); |
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152 } glob64_t; |
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153 #endif |
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154 |
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155 #if _FILE_OFFSET_BITS == 64 && __GNUC__ < 2 |
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156 # define glob glob64 |
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157 # define globfree globfree64 |
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158 #else |
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159 # ifdef _LARGEFILE64_SOURCE |
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160 extern int glob64 __P ((__const char *__pattern, int __flags, |
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161 int (*__errfunc) (__const char *, int), |
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162 glob64_t *__pglob)); |
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163 |
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164 extern void globfree64 __P ((glob64_t *__pglob)); |
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165 # endif |
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166 #endif |
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167 |
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168 /* Do glob searching for PATTERN, placing results in PGLOB. |
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169 The bits defined above may be set in FLAGS. |
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170 If a directory cannot be opened or read and ERRFUNC is not nil, |
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171 it is called with the pathname that caused the error, and the |
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172 `errno' value from the failing call; if it returns non-zero |
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173 `glob' returns GLOB_ABEND; if it returns zero, the error is ignored. |
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174 If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned. |
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175 Otherwise, `glob' returns zero. */ |
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176 #if _FILE_OFFSET_BITS != 64 || __GNUC__ < 2 |
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177 extern int glob __P ((__const char *__pattern, int __flags, |
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178 int (*__errfunc) (__const char *, int), |
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179 glob_t *__pglob)); |
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180 |
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181 /* Free storage allocated in PGLOB by a previous `glob' call. */ |
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182 extern void globfree __P ((glob_t *__pglob)); |
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183 #else |
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184 extern int glob __P ((__const char *__pattern, int __flags, |
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185 int (*__errfunc) (__const char *, int), |
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186 glob_t *__pglob)) __asm__ ("glob64"); |
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187 |
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188 extern void globfree __P ((glob_t *__pglob)) __asm__ ("globfree64"); |
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189 #endif |
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190 |
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191 |
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192 #ifdef _GNU_SOURCE |
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193 /* Return nonzero if PATTERN contains any metacharacters. |
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194 Metacharacters can be quoted with backslashes if QUOTE is nonzero. |
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195 |
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196 This function is not part of the interface specified by POSIX.2 |
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197 but several programs want to use it. */ |
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198 extern int glob_pattern_p __P ((__const char *__pattern, int __quote)); |
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199 #endif |
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200 |
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201 #ifdef __cplusplus |
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202 } |
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203 #endif |
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204 |
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205 #endif /* glob.h */ |
