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function old new delta tar_longopts - 222 +222 static.udhcpc_longopts - 192 +192 start_stop_daemon_longopts - 150 +150 getopt32 1045 1185 +140 static.wget_longopts - 111 +111 static.od_longopts - 105 +105 getopt_longopts - 96 +96 install_longopts - 67 +67 ipcalc_longopts - 63 +63 static.hwclock_longopts - 54 +54 ftpgetput_longopts - 52 +52 static.dumpleases_longopts - 32 +32 env_longopts - 31 +31 runparts_longopts - 30 +30 mv_longopts - 24 +24 mkdir_longopts - 19 +19 find_pair 164 180 +16 bb_null_long_options - 16 +16 setconsole_longopts - 10 +10 display_speed 91 98 +7 collect_blk 467 474 +7 show_color 4 1 -3 ls_main 913 904 -9 bb_default_long_options 16 - -16 ls_color_opt 32 10 -22 setconsole_long_options 32 - -32 arith 2077 2030 -47 mv_long_options 48 - -48 mkdir_long_options 48 - -48 env_long_options 48 - -48 static.options 248 184 -64 runparts_long_options 80 - -80 ftpgetput_long_options 96 - -96 static.hwclock_long_options 112 - -112 install_long_options 112 - -112 static.long_options 144 - -144 static.wget_long_options 160 - -160 longopts 160 - -160 static.arg_options 304 - -304 tar_long_options 320 - -320 long_options 384 - -384 ------------------------------------------------------------------------------ (add/remove: 17/15 grow/shrink: 4/5 up/down: 1444/-2209) Total: -765 bytes text data bss dec hex filename 782618 1328 11900 795846 c24c6 busybox_old 781354 1328 11900 794582 c1fd6 busybox_unstripped
147 lines
4.1 KiB
C
147 lines
4.1 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini run-parts implementation for busybox
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*
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* Copyright (C) 2007 Bernhard Fischer
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*
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* Based on a older version that was in busybox which was 1k big..
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* Copyright (C) 2001 by Emanuele Aina <emanuele.aina@tiscali.it>
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*
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* Based on the Debian run-parts program, version 1.15
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* Copyright (C) 1996 Jeff Noxon <jeff@router.patch.net>,
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* Copyright (C) 1996-1999 Guy Maor <maor@debian.org>
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*
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*
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* Licensed under GPL v2 or later, see file LICENSE in this tarball for details.
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*/
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/* This is my first attempt to write a program in C (well, this is my first
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* attempt to write a program! :-) . */
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/* This piece of code is heavily based on the original version of run-parts,
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* taken from debian-utils. I've only removed the long options and a the
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* report mode. As the original run-parts support only long options, I've
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* broken compatibility because the BusyBox policy doesn't allow them.
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* The supported options are:
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* -t test. Print the name of the files to be executed, without
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* execute them.
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* -a ARG argument. Pass ARG as an argument the program executed. It can
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* be repeated to pass multiple arguments.
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* -u MASK umask. Set the umask of the program executed to MASK.
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*/
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#include <getopt.h>
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#include "libbb.h"
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#if ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS
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static const char runparts_longopts[] =
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"arg\0" Required_argument "a"
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"umask\0" Required_argument "u"
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"test\0" No_argument "t"
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#if ENABLE_FEATURE_RUN_PARTS_FANCY
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"list\0" No_argument "l"
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//TODO: "reverse\0" No_argument "r"
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//TODO: "verbose\0" No_argument "v"
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#endif
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"\0";
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#endif
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struct globals {
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smalluint mode;
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char *cmd[10]; /* merely arbitrary arg count */
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};
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#define G (*(struct globals*)&bb_common_bufsiz1)
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/* valid_name */
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/* True or false? Is this a valid filename (upper/lower alpha, digits,
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* underscores, and hyphens only?)
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*/
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static bool invalid_name(const char *c)
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{
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c = bb_basename(c);
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while (*c && (isalnum(*c) || *c == '_' || *c == '-'))
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c++;
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return *c; /* TRUE (!0) if terminating NUL is not reached */
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}
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#define RUN_PARTS_OPT_a (1<<0)
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#define RUN_PARTS_OPT_u (1<<1)
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#define RUN_PARTS_OPT_t (1<<2)
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#if ENABLE_FEATURE_RUN_PARTS_FANCY
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#define RUN_PARTS_OPT_l (1<<3)
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#endif
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#define test_mode (G.mode & RUN_PARTS_OPT_t)
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#if ENABLE_FEATURE_RUN_PARTS_FANCY
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#define list_mode (G.mode & RUN_PARTS_OPT_l)
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#else
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#define list_mode (0)
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#endif
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static int act(const char *file, struct stat *statbuf, void *args, int depth)
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{
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int ret;
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if (depth == 1)
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return TRUE;
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if (depth == 2 &&
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((!list_mode && access(file, X_OK)) ||
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invalid_name(file) ||
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!(statbuf->st_mode & (S_IFREG | S_IFLNK))) )
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return SKIP;
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if (test_mode || list_mode) {
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puts(file);
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return TRUE;
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}
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G.cmd[0] = (char*)file;
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ret = wait4pid(spawn(G.cmd));
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if (ret < 0) {
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bb_perror_msg("failed to exec %s", file);
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} else if (ret > 0) {
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bb_error_msg("%s exited with return code %d", file, ret);
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}
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return !ret;
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}
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int run_parts_main(int argc, char **argv);
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int run_parts_main(int argc, char **argv)
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{
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char *umask_p;
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llist_t *arg_list = NULL;
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unsigned tmp;
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umask(022);
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/* We require exactly one argument: the directory name */
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opt_complementary = "=1:a::";
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#if ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS
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applet_long_options = runparts_longopts;
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#endif
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tmp = getopt32(argc, argv, "a:u:t"USE_FEATURE_RUN_PARTS_FANCY("l"), &arg_list, &umask_p);
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G.mode = tmp &~ (RUN_PARTS_OPT_a|RUN_PARTS_OPT_u);
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if (tmp & RUN_PARTS_OPT_u) {
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/* Check and set the umask of the program executed.
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* As stated in the original run-parts, the octal conversion in
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* libc is not foolproof; it will take the 8 and 9 digits under
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* some circumstances. We'll just have to live with it.
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*/
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umask(xstrtoul_range(umask_p, 8, 0, 07777));
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}
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for (tmp = 1; arg_list; arg_list = arg_list->link, tmp++)
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G.cmd[tmp] = arg_list->data;
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/* G.cmd[tmp] = NULL; - G is already zeroed out */
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if (!recursive_action(argv[argc - 1],
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ACTION_RECURSE|ACTION_FOLLOWLINKS,
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act, /* file action */
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act, /* dir action */
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NULL, /* user data */
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1 /* depth */
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))
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return EXIT_FAILURE;
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return EXIT_SUCCESS;
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}
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