sysdeps/unix/sysv/linux/versionsort64.c

   1 /* Copyright (C) 1992-2022 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #define versionsort __no_versionsort_decl
  19 #include <dirent.h>
  20 #undef versionsort
  21 #include <string.h>
  22
  23 int
  24 __versionsort64 (const struct dirent64 **a, const struct dirent64 **b)
  25 {
  26   return __strverscmp ((*a)->d_name, (*b)->d_name);
  27 }
  28
  29 #if _DIRENT_MATCHES_DIRENT64
  30 weak_alias (__versionsort64, versionsort64)
  31 weak_alias (__versionsort64, versionsort)
  32 #else
  33 # include <shlib-compat.h>
  34 versioned_symbol (libc, __versionsort64, versionsort64, GLIBC_2_2);
  35 # if SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)
  36 #  include <olddirent.h>
  37
  38 int
  39 attribute_compat_text_section
  40 __old_versionsort64 (const struct __old_dirent64 **a,
  41                      const struct __old_dirent64 **b)
  42 {
  43   return __strverscmp ((*a)->d_name, (*b)->d_name);
  44 }
  45
  46 compat_symbol (libc, __old_versionsort64, versionsort64, GLIBC_2_1);
  47 # endif /* SHLIB_COMPAT(libc, GLIBC_2_1, GLIBC_2_2)  */
  48 #endif /* _DIRENT_MATCHES_DIRENT64  */