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author | Claudio Fontana <sick_soul@users.sourceforge.net> | 2005-11-01 09:18:33 +0000 |
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committer | Claudio Fontana <sick_soul@users.sourceforge.net> | 2005-11-01 09:18:33 +0000 |
commit | 0ed9e9bda21cf18774e2864d7312b76b94284578 (patch) | |
tree | f23a19cc7a3cdc2fcf75a3513cc14fe23a57638d /lib/xgetcwd.c | |
parent | 1844565490b35f025e47445596a4577cc5afe13f (diff) | |
download | idutils-0ed9e9bda21cf18774e2864d7312b76b94284578.tar.gz idutils-0ed9e9bda21cf18774e2864d7312b76b94284578.tar.bz2 idutils-0ed9e9bda21cf18774e2864d7312b76b94284578.zip |
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Diffstat (limited to 'lib/xgetcwd.c')
-rw-r--r-- | lib/xgetcwd.c | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/lib/xgetcwd.c b/lib/xgetcwd.c deleted file mode 100644 index 1c1a7bd..0000000 --- a/lib/xgetcwd.c +++ /dev/null @@ -1,78 +0,0 @@ -/* xgetcwd.c -- return current directory with unlimited length - Copyright (C) 1992 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* Written by David MacKenzie <djm@gnu.ai.mit.edu>. */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdio.h> -#include <errno.h> -#ifndef errno -extern int errno; -#endif -#include <sys/types.h> -#include "pathmax.h" - -#ifndef HAVE_GETCWD -char *getwd (); -#define getcwd(buf, max) getwd (buf) -#else -char *getcwd (); -#endif - -/* Amount to increase buffer size by in each try. */ -#define PATH_INCR 32 - -char *xmalloc (); -char *xrealloc (); -void free (); - -/* Return the current directory, newly allocated, arbitrarily long. - Return NULL and set errno on error. */ - -char * -xgetcwd () -{ - char *cwd; - char *ret; - unsigned path_max; - - errno = 0; - path_max = (unsigned) PATH_MAX; - path_max += 2; /* The getcwd docs say to do this. */ - - cwd = xmalloc (path_max); - - errno = 0; - while ((ret = getcwd (cwd, path_max)) == NULL && errno == ERANGE) - { - path_max += PATH_INCR; - cwd = xrealloc (cwd, path_max); - errno = 0; - } - - if (ret == NULL) - { - int save_errno = errno; - free (cwd); - errno = save_errno; - return NULL; - } - return cwd; -} |