sysdeps/unix/sysv/linux/alpha/oldglob.c

   1 /* Copyright (C) 1998 Free Software Foundation, Inc.
   2
   3    This library is free software; you can redistribute it and/or
   4    modify it under the terms of the GNU Library General Public License as
   5    published by the Free Software Foundation; either version 2 of the
   6    License, or (at your option) any later version.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public
  14    License along with this library; see the file COPYING.LIB.  If not,
  15    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16    Boston, MA 02111-1307, USA.  */
  17
  18 /* This file contains only wrappers around the real glob functions.  It
  19    became necessary since the glob_t structure changed.  */
  20 #include <glob.h>
  21
  22 #if defined PIC && DO_VERSIONING
  23
  24 /* This is the old structure.  The difference is that the gl_pathc and
  25    gl_offs elements have type `int'.  */
  26 typedef struct
  27   {
  28     int gl_pathc;               /* Count of paths matched by the pattern.  */
  29     char **gl_pathv;            /* List of matched pathnames.  */
  30     int gl_offs;                /* Slots to reserve in `gl_pathv'.  */
  31     int gl_flags;               /* Set to FLAGS, maybe | GLOB_MAGCHAR.  */
  32
  33     /* If the GLOB_ALTDIRFUNC flag is set, the following functions
  34        are used instead of the normal file access functions.  */
  35     void (*gl_closedir) __P ((void *));
  36     struct dirent *(*gl_readdir) __P ((void *));
  37     __ptr_t (*gl_opendir) __P ((__const char *));
  38     int (*gl_lstat) __P ((__const char *, struct stat *));
  39     int (*gl_stat) __P ((__const char *, struct stat *));
  40   } old_glob_t;
  41
  42
  43 int
  44 __old_glob (const char *pattern, int flags,
  45             int (*errfunc) __P ((const char *, int)),
  46             old_glob_t *pglob)
  47 {
  48   glob_t correct;
  49   int result;
  50
  51   /* Construct an object of correct type.  */
  52   correct.gl_pathc = pglob->gl_pathc;
  53   correct.gl_pathv = pglob->gl_pathv;
  54   correct.gl_offs = pglob->gl_offs;
  55   correct.gl_flags = pglob->gl_flags;
  56   correct.gl_closedir = pglob->gl_closedir;
  57   correct.gl_readdir = pglob->gl_readdir;
  58   correct.gl_opendir = pglob->gl_opendir;
  59   correct.gl_lstat = pglob->gl_lstat;
  60   correct.gl_stat = pglob->gl_stat;
  61
  62   result = glob (pattern, flags, errfunc, &correct);
  63
  64   /* And convert it back.  */
  65   pglob->gl_pathc = correct.gl_pathc;
  66   pglob->gl_pathv = correct.gl_pathv;
  67   pglob->gl_offs = correct.gl_offs;
  68   pglob->gl_flags = correct.gl_flags;
  69   pglob->gl_closedir = correct.gl_closedir;
  70   pglob->gl_readdir = correct.gl_readdir;
  71   pglob->gl_opendir = correct.gl_opendir;
  72   pglob->gl_lstat = correct.gl_lstat;
  73   pglob->gl_stat = correct.gl_stat;
  74
  75   return result;
  76 }
  77 symbol_version(__old_glob, glob, GLIBC_2.0)
  78
  79
  80 /* Free storage allocated in PGLOB by a previous `glob' call.  */
  81 void
  82 __old_globfree (old_glob_t *pglob)
  83 {
  84   glob_t correct;
  85
  86   /* We only need these two symbols.  */
  87   correct.gl_pathc = pglob->gl_pathc;
  88   correct.gl_pathv = pglob->gl_pathv;
  89
  90   globfree (&correct);
  91 }
  92 symbol_version(__old_globfree, globfree, GLIBC_2.0)
  93
  94 #endif