diff options
Diffstat (limited to 'lib/isdir.c')
-rw-r--r-- | lib/isdir.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/lib/isdir.c b/lib/isdir.c new file mode 100644 index 000000000..08388e13f --- /dev/null +++ b/lib/isdir.c @@ -0,0 +1,35 @@ +/* isdir.c -- determine whether a directory exists + Copyright (C) 1990 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. */ + +#include <sys/types.h> +#include <sys/stat.h> + +#if !defined(S_ISDIR) && defined(S_IFDIR) +#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) +#endif + +/* If PATH is an existing directory or symbolic link to a directory, + return nonzero, else 0. */ + +int +isdir (path) + char *path; +{ + struct stat stats; + + return stat (path, &stats) == 0 && S_ISDIR (stats.st_mode); +} |