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/*
* UNG's Not GNU
*
* Copyright (c) 2011-2017, Jakob Kaivo <jkk@ung.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "sh.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
int exec_main(int argc, char *argv[])
{
while (getopt(argc, argv, "") != -1) {
return 1;
}
if (argv[optind] == NULL) {
/* keep redirects for this shell */
return 0;
}
char *path = sh_find_in_path(argv[optind], "PATH");
if (path == NULL) {
fprintf(stderr, "exec: %s: %s\n", argv[optind], strerror(ENOENT));
exit(127);
}
execve(path, argv + optind, exported_environ);
fprintf(stderr, "exec: %s: %s\n", argv[optind], strerror(errno));
exit(126);
return 126;
}
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