rpm 5.3.12
rpmio/glob.h
Go to the documentation of this file.
00001 /* Copyright (C) 1991, 92, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
00002 
00003    The GNU C Library is free software; you can redistribute it and/or
00004    modify it under the terms of the GNU Library General Public License as
00005    published by the Free Software Foundation; either version 2 of the
00006    License, or (at your option) any later version.
00007 
00008    The GNU C Library is distributed in the hope that it will be useful,
00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011    Library General Public License for more details.
00012 
00013    You should have received a copy of the GNU Library General Public
00014    License along with the GNU C Library; see the file COPYING.LIB.  If not,
00015    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00016    Boston, MA 02111-1307, USA.  */
00017 
00018 #ifndef _GLOB_H
00019 #define _GLOB_H 1
00020 
00021 #if defined(hpux) || defined(__hpux)
00022 #define _GLOB_INCLUDED
00023 #endif
00024 
00025 #ifdef  __cplusplus
00026 extern "C" {
00027 #endif
00028 
00029 #undef  __ptr_t
00030 #if defined __cplusplus || (defined __STDC__ && __STDC__) || defined WINDOWS32
00031 # if !defined __GLIBC__ || !defined __P || !defined __PMT
00032 #  undef __P
00033 #  undef __PMT
00034 #  define __P(protos)   protos
00035 #  define __PMT(protos) protos
00036 #  if !defined __GNUC__ || __GNUC__ < 2
00037 #   undef __const
00038 #   define __const const
00039 #  endif
00040 # endif
00041 # define __ptr_t        void *
00042 #else /* Not C++ or ANSI C.  */
00043 # undef __P
00044 # undef __PMT
00045 # define __P(protos)    ()
00046 # define __PMT(protos)  ()
00047 # undef __const
00048 # define __const
00049 # define __ptr_t        char *
00050 #endif /* C++ or ANSI C.  */
00051 
00052 /* We need `size_t' for the following definitions.  */
00053 #if !defined(__size_t) && !defined(_BSD_SIZE_T_DEFINED_)
00054 # if defined __GNUC__ && __GNUC__ >= 2
00055 typedef __SIZE_TYPE__ __size_t;
00056 #  if 0
00057 #  ifdef _XOPEN_SOURCE
00058 typedef __SIZE_TYPE__ size_t;
00059 #  endif
00060 #  endif
00061 # else
00062 /* This is a guess.  */
00063 typedef unsigned long int __size_t;
00064 # endif
00065 #else
00066 /* The GNU CC stddef.h version defines __size_t as empty.  We need a real
00067    definition.  */
00068 # undef __size_t
00069 # define __size_t size_t
00070 #endif
00071 
00072 /* Bits set in the FLAGS argument to `glob'.  */
00073 #define GLOB_ERR        (1 << 0)/* Return on read errors.  */
00074 #define GLOB_MARK       (1 << 1)/* Append a slash to each name.  */
00075 #define GLOB_NOSORT     (1 << 2)/* Don't sort the names.  */
00076 #define GLOB_DOOFFS     (1 << 3)/* Insert PGLOB->gl_offs NULLs.  */
00077 #define GLOB_NOCHECK    (1 << 4)/* If nothing matches, return the pattern.  */
00078 #define GLOB_APPEND     (1 << 5)/* Append to results of a previous call.  */
00079 #define GLOB_NOESCAPE   (1 << 6)/* Backslashes don't quote metacharacters.  */
00080 #define GLOB_PERIOD     (1 << 7)/* Leading `.' can be matched by metachars.  */
00081 
00082 #if (!defined _POSIX_C_SOURCE || _POSIX_C_SOURCE < 2 || defined _BSD_SOURCE \
00083      || defined _GNU_SOURCE)
00084 # define GLOB_MAGCHAR    (1 << 8)/* Set in gl_flags if any metachars seen.  */
00085 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions.  */
00086 # define GLOB_BRACE      (1 << 10)/* Expand "{a,b}" to "a" "b".  */
00087 # define GLOB_NOMAGIC    (1 << 11)/* If no magic chars, return the pattern.  */
00088 # define GLOB_TILDE      (1 << 12)/* Expand ~user and ~ to home directories. */
00089 # define GLOB_ONLYDIR    (1 << 13)/* Match only directories.  */
00090 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
00091                                       if the user name is not available.  */
00092 # define __GLOB_FLAGS   (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
00093                          GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND|     \
00094                          GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE|     \
00095                          GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
00096 #else
00097 # define __GLOB_FLAGS   (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
00098                          GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND|     \
00099                          GLOB_PERIOD)
00100 #endif
00101 
00102 /* Error returns from `glob'.  */
00103 #define GLOB_NOSPACE    1       /* Ran out of memory.  */
00104 #define GLOB_ABORTED    2       /* Read error.  */
00105 #define GLOB_NOMATCH    3       /* No matches found.  */
00106 #define GLOB_NOSYS      4       /* Not implemented.  */
00107 #ifdef _GNU_SOURCE
00108 /* Previous versions of this file defined GLOB_ABEND instead of
00109    GLOB_ABORTED.  Provide a compatibility definition here.  */
00110 # define GLOB_ABEND GLOB_ABORTED
00111 #endif
00112 
00113 /* Structure describing a globbing run.  */
00114 #if !defined _AMIGA && !defined VMS /* Buggy compiler.   */
00115 struct stat;
00116 #endif
00117 typedef struct
00118   {
00119     __size_t gl_pathc;          /* Count of paths matched by the pattern.  */
00120     char **gl_pathv;            /* List of matched pathnames.  */
00121     __size_t gl_offs;           /* Slots to reserve in `gl_pathv'.  */
00122     int gl_flags;               /* Set to FLAGS, maybe | GLOB_MAGCHAR.  */
00123 
00124     /* If the GLOB_ALTDIRFUNC flag is set, the following functions
00125        are used instead of the normal file access functions.  */
00126     void (*gl_closedir) __PMT ((void *))
00127         /*@*/;
00128     struct dirent *(*gl_readdir) __PMT ((void *))
00129         /*@*/;
00130     __ptr_t (*gl_opendir) __PMT ((__const char *))
00131         /*@*/;
00132     int (*gl_lstat) __PMT ((__const char *, struct stat *))
00133         /*@*/;
00134     int (*gl_stat) __PMT ((__const char *, struct stat *))
00135         /*@*/;
00136   } glob_t;
00137 
00138 #ifdef _LARGEFILE64_SOURCE
00139 struct stat64;
00140 typedef struct
00141   {
00142     __size_t gl_pathc;
00143     char **gl_pathv;
00144     __size_t gl_offs;
00145     int gl_flags;
00146 
00147     /* If the GLOB_ALTDIRFUNC flag is set, the following functions
00148        are used instead of the normal file access functions.  */
00149     void (*gl_closedir) __PMT ((void *))
00150         /*@*/;
00151     struct dirent64 *(*gl_readdir) __PMT ((void *))
00152         /*@*/;
00153     __ptr_t (*gl_opendir) __PMT ((__const char *))
00154         /*@*/;
00155     int (*gl_lstat) __PMT ((__const char *, struct stat64 *))
00156         /*@*/;
00157     int (*gl_stat) __PMT ((__const char *, struct stat64 *))
00158         /*@*/;
00159   } glob64_t;
00160 #endif
00161 
00162 /* Do glob searching for PATTERN, placing results in PGLOB.
00163    The bits defined above may be set in FLAGS.
00164    If a directory cannot be opened or read and ERRFUNC is not nil,
00165    it is called with the pathname that caused the error, and the
00166    `errno' value from the failing call; if it returns non-zero
00167    `glob' returns GLOB_ABEND; if it returns zero, the error is ignored.
00168    If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
00169    Otherwise, `glob' returns zero.  */
00170 #if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS != 64
00171 extern int glob __P ((__const char *__pattern, int __flags,
00172                       int (*__errfunc) (__const char *, int),
00173                       glob_t *__pglob))
00174         /*@globals fileSystem @*/
00175         /*@modifies fileSystem @*/;
00176 
00177 /* Free storage allocated in PGLOB by a previous `glob' call.  */
00178 extern void globfree __P ((glob_t *__pglob));
00179 #else
00180 # if defined(__GNUC__) && __GNUC__ >= 2
00181 extern int glob __P ((__const char *__pattern, int __flags,
00182                       int (*__errfunc) (__const char *, int),
00183                       glob_t *__pglob)) __asm__ ("glob64")
00184         /*@globals fileSystem @*/
00185         /*@modifies fileSystem @*/;
00186 
00187 extern void globfree __P ((glob_t *__pglob)) __asm__ ("globfree64")
00188         /*@*/;
00189 # else
00190 #  define glob glob64
00191 #  define globfree globfree64
00192 #  define glob_t glob64_t
00193 # endif
00194 #endif
00195 
00196 #ifdef _LARGEFILE64_SOURCE
00197 /*@-protoparammatch -type @*/
00198 extern int glob64 __P ((__const char *__pattern, int __flags,
00199                         int (*__errfunc) (__const char *, int),
00200                         glob64_t *__pglob))
00201         /*@globals fileSystem @*/
00202         /*@modifies fileSystem @*/;
00203 
00204 extern void globfree64 __P ((glob64_t *__pglob))
00205         /*@*/;
00206 /*@=protoparammatch =type @*/
00207 #endif
00208 
00209 
00210 #ifdef _GNU_SOURCE
00211 /* Return nonzero if PATTERN contains any metacharacters.
00212    Metacharacters can be quoted with backslashes if QUOTE is nonzero.
00213 
00214    This function is not part of the interface specified by POSIX.2
00215    but several programs want to use it.  */
00216 extern int glob_pattern_p __P ((__const char *__pattern, int __quote))
00217         /*@*/;
00218 #endif
00219 
00220 #ifdef  __cplusplus
00221 }
00222 #endif
00223 
00224 #endif /* glob.h  */