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/* Stub for symlink().
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Copyright (C) 2009-2017 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <config.h>
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/* Specification. */
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/stat.h>
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#if HAVE_SYMLINK
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# undef symlink
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/* Create a symlink, but reject trailing slash. */
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int
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rpl_symlink (char const *contents, char const *name)
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{
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size_t len = strlen (name);
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if (len && name[len - 1] == '/')
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{
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struct stat st;
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if (lstat (name, &st) == 0)
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errno = EEXIST;
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return -1;
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}
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return symlink (contents, name);
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}
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#else /* !HAVE_SYMLINK */
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/* The system does not support symlinks. */
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int
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symlink (char const *contents _GL_UNUSED,
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char const *name _GL_UNUSED)
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{
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errno = ENOSYS;
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return -1;
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}
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#endif /* !HAVE_SYMLINK */
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