mirror of
https://github.com/sheumann/hush.git
synced 2024-08-18 06:29:11 +00:00
101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini run-parts implementation for busybox
|
|
*
|
|
*
|
|
* Copyright (C) 2001 by Emanuele Aina <emanuele.aina@tiscali.it>
|
|
*
|
|
* Based on the Debian run-parts program, version 1.15
|
|
* Copyright (C) 1996 Jeff Noxon <jeff@router.patch.net>,
|
|
* Copyright (C) 1996-1999 Guy Maor <maor@debian.org>
|
|
*
|
|
*
|
|
* Licensed under GPL v2, see file LICENSE in this tarball for details.
|
|
*/
|
|
|
|
/* This is my first attempt to write a program in C (well, this is my first
|
|
* attempt to write a program! :-) . */
|
|
|
|
/* This piece of code is heavily based on the original version of run-parts,
|
|
* taken from debian-utils. I've only removed the long options and a the
|
|
* report mode. As the original run-parts support only long options, I've
|
|
* broken compatibility because the BusyBox policy doesn't allow them.
|
|
* The supported options are:
|
|
* -t test. Print the name of the files to be executed, without
|
|
* execute them.
|
|
* -a ARG argument. Pass ARG as an argument the program executed. It can
|
|
* be repeated to pass multiple arguments.
|
|
* -u MASK umask. Set the umask of the program executed to MASK. */
|
|
|
|
/* TODO
|
|
* done - convert calls to error in perror... and remove error()
|
|
* done - convert malloc/realloc to their x... counterparts
|
|
* done - remove catch_sigchld
|
|
* done - use bb's concat_path_file()
|
|
* done - declare run_parts_main() as extern and any other function as static?
|
|
*/
|
|
|
|
#include "busybox.h"
|
|
#include <getopt.h>
|
|
#include <stdlib.h>
|
|
|
|
|
|
static const struct option runparts_long_options[] = {
|
|
{ "test", 0, NULL, 't' },
|
|
{ "umask", 1, NULL, 'u' },
|
|
{ "arg", 1, NULL, 'a' },
|
|
{ 0, 0, 0, 0 }
|
|
};
|
|
|
|
extern char **environ;
|
|
|
|
/* run_parts_main */
|
|
/* Process options */
|
|
int run_parts_main(int argc, char **argv)
|
|
{
|
|
char **args = xmalloc(2 * sizeof(char *));
|
|
unsigned char test_mode = 0;
|
|
unsigned short argcount = 1;
|
|
int opt;
|
|
|
|
umask(022);
|
|
|
|
while ((opt = getopt_long (argc, argv, "tu:a:",
|
|
runparts_long_options, NULL)) > 0)
|
|
{
|
|
switch (opt) {
|
|
/* Enable test mode */
|
|
case 't':
|
|
test_mode++;
|
|
break;
|
|
/* Set the umask of the programs executed */
|
|
case 'u':
|
|
/* Check and set the umask of the program executed. As stated in the original
|
|
* run-parts, the octal conversion in libc is not foolproof; it will take the
|
|
* 8 and 9 digits under some circumstances. We'll just have to live with it.
|
|
*/
|
|
umask(bb_xgetlarg(optarg, 8, 0, 07777));
|
|
break;
|
|
/* Pass an argument to the programs */
|
|
case 'a':
|
|
/* Add an argument to the commands that we will call.
|
|
* Called once for every argument. */
|
|
args = xrealloc(args, (argcount + 2) * (sizeof(char *)));
|
|
args[argcount++] = optarg;
|
|
break;
|
|
default:
|
|
bb_show_usage();
|
|
}
|
|
}
|
|
|
|
/* We require exactly one argument: the directory name */
|
|
if (optind != (argc - 1)) {
|
|
bb_show_usage();
|
|
}
|
|
|
|
args[0] = argv[optind];
|
|
args[argcount] = 0;
|
|
|
|
return(run_parts(args, test_mode, environ));
|
|
}
|