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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/*
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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 2 of the License, or
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* (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 General Public License for more details.
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*
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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, 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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/* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */
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/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
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*
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* Now does proper error checking on output and returns a failure exit code
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* if one or more paths can not be resolved.
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*/
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#include <limits.h>
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#include <stdlib.h>
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#include "busybox.h"
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int realpath_main(int argc, char **argv)
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{
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int retval = EXIT_SUCCESS;
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RESERVE_CONFIG_BUFFER(resolved_path, PATH_MAX);
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if (--argc == 0) {
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bb_show_usage();
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}
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do {
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argv++;
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if (realpath(*argv, resolved_path) != NULL) {
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puts(resolved_path);
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} else {
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retval = EXIT_FAILURE;
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bb_perror_msg("%s", *argv);
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}
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} while (--argc);
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#ifdef CONFIG_FEATURE_CLEAN_UP
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RELEASE_CONFIG_BUFFER(resolved_path);
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#endif
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bb_fflush_stdout_and_exit(retval);
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}
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