lib/alphasort.c

   1 /* Copyright (C) 1992, 1997-1998, 2009-2021 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    This program is free software; you can redistribute it and/or modify it
   5    under the terms of the GNU General Public License as published by the
   6    Free Software Foundation; either version 2, or (at your option) any
   7    later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 #include <dirent.h>
  20
  21 #include <string.h>
  22
  23 int
  24 #ifndef __KLIBC__
  25 alphasort (const struct dirent **a, const struct dirent **b)
  26 {
  27   return strcoll ((*a)->d_name, (*b)->d_name);
  28 }
  29 #else
  30 /* On OS/2 kLIBC, the compare function declaration of scandir() is different
  31    from POSIX. See <https://trac.netlabs.org/libc/browser/branches/libc-0.6/src/emx/include/dirent.h#L141>.  */
  32 alphasort (const void *a, const void *b)
  33 {
  34   return strcoll ((*(const struct dirent **)a)->d_name,
  35                   (*(const struct dirent **)b)->d_name);
  36 }
  37 #endif