66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
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* dirname.c - strip directory and suffix from filenames
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*
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* Copyright (c) 2012 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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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 version 2
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* as published by the Free Software Foundation.
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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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*/
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#include <common.h>
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#include <command.h>
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#include <libgen.h>
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#include <environment.h>
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#include <fs.h>
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#include <getopt.h>
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static int do_dirname(int argc, char *argv[])
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{
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int opt;
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int path_fs = 0;
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int len = 0;
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while ((opt = getopt(argc, argv, "V")) > 0) {
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switch (opt) {
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case 'V':
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path_fs = 1;
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break;
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}
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}
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if (argc < optind + 2)
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return COMMAND_ERROR_USAGE;
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if (path_fs)
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len = strlen(get_mounted_path(argv[optind]));
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setenv(argv[optind + 1], dirname(argv[optind]) + len);
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return 0;
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}
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BAREBOX_CMD_HELP_START(dirname)
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BAREBOX_CMD_HELP_TEXT("Strip last componext of NAME and store into $DIRNAME")
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BAREBOX_CMD_HELP_TEXT("")
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BAREBOX_CMD_HELP_TEXT("Options:")
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BAREBOX_CMD_HELP_OPT("-V", "return the path relative to the mountpoint.")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(dirname)
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.cmd = do_dirname,
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BAREBOX_CMD_DESC("strip last component from a path")
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BAREBOX_CMD_OPTS("[-V] NAME DIRNAME")
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BAREBOX_CMD_GROUP(CMD_GRP_FILE)
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BAREBOX_CMD_HELP(cmd_dirname_help)
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BAREBOX_CMD_END
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