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72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
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* Get full filename
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* Copyright (c) 2003 by Jaroslav Kysela <perex@suse.cz>
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <config.h>
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#include <string.h>
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#include <errno.h>
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/**
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* \brief Get the full file name
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* \param file The file name string to parse
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* \param result The pointer to store the resultant file name
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* \return 0 if successful, or a negative error code
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*
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* Parses the given file name with POSIX-Shell-like expansion and
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* stores the first matchine one. The returned string is strdup'ed.
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*/
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#ifdef HAVE_WORDEXP_H
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#include <wordexp.h>
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#include <assert.h>
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int snd_user_file(const char *file, char **result)
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{
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wordexp_t we;
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int err;
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assert(file && result);
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err = wordexp(file, &we, WRDE_NOCMD);
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switch (err) {
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case WRDE_NOSPACE:
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return -ENOMEM;
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case 0:
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if (we.we_wordc == 1)
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break;
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/* fall thru */
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default:
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wordfree(&we);
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return -EINVAL;
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}
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*result = strdup(we.we_wordv[0]);
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if (*result == NULL)
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return -ENOMEM;
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wordfree(&we);
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return 0;
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}
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#else /* !HAVE_WORDEXP_H */
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/* just copy the string - would be nicer to expand by ourselves, though... */
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int snd_user_file(const char *file, char **result)
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{
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*result = strdup(file);
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if (! *result)
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return -ENOMEM;
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return 0;
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}
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#endif /* HAVE_WORDEXP_H */
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