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glibc  2.9
pwd.c
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00001 /* Copyright (C) 1991, 1997, 1998, 2000 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <mcheck.h>
00020 #include <stdio.h>
00021 #include <stdlib.h>
00022 #include <unistd.h>
00023 
00024 int
00025 main (void)
00026 {
00027   char *dir;
00028 
00029   /* Let this program be used for debugging.  */
00030   mtrace ();
00031 
00032   dir = getcwd ((char *) NULL, 0);
00033 
00034   if (dir == NULL)
00035     perror ("getcwd");
00036   else
00037     {
00038       puts (dir);
00039       free (dir);
00040     }
00041 
00042   return (dir == NULL ? EXIT_FAILURE : EXIT_SUCCESS);
00043 }