*
* Copyright (C) 2007 Bernhard Reutner-Fischer
*
- * Based on a older version that was in busybox which was 1k big..
+ * Based on a older version that was in busybox which was 1k big.
* 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 or later, see file LICENSE in this tarball for details.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
/* 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
+ * taken from debian-utils. I've only removed the long options and 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.
*/
+//config:config RUN_PARTS
+//config: bool "run-parts"
+//config: default y
+//config: help
+//config: run-parts is a utility designed to run all the scripts in a directory.
+//config:
+//config: It is useful to set up a directory like cron.daily, where you need to
+//config: execute all the scripts in that directory.
+//config:
+//config: In this implementation of run-parts some features (such as report
+//config: mode) are not implemented.
+//config:
+//config: Unless you know that run-parts is used in some of your scripts
+//config: you can safely say N here.
+//config:
+//config:config FEATURE_RUN_PARTS_LONG_OPTIONS
+//config: bool "Enable long options"
+//config: default y
+//config: depends on RUN_PARTS && LONG_OPTS
+//config: help
+//config: Support long options for the run-parts applet.
+//config:
+//config:config FEATURE_RUN_PARTS_FANCY
+//config: bool "Support additional arguments"
+//config: default y
+//config: depends on RUN_PARTS
+//config: help
+//config: Support additional options:
+//config: -l --list print the names of the all matching files (not
+//config: limited to executables), but don't actually run them.
+
+//applet:IF_RUN_PARTS(APPLET_ODDNAME(run-parts, run_parts, BB_DIR_BIN, BB_SUID_DROP, run_parts))
+
+//kbuild:lib-$(CONFIG_RUN_PARTS) += run_parts.o
+
+//usage:#define run_parts_trivial_usage
+//usage: "[-a ARG]... [-u UMASK] "
+//usage: IF_FEATURE_RUN_PARTS_LONG_OPTIONS("[--reverse] [--test] [--exit-on-error] "IF_FEATURE_RUN_PARTS_FANCY("[--list] "))
+//usage: "DIRECTORY"
+//usage:#define run_parts_full_usage "\n\n"
+//usage: "Run a bunch of scripts in DIRECTORY\n"
+//usage: "\n -a ARG Pass ARG as argument to scripts"
+//usage: "\n -u UMASK Set UMASK before running scripts"
+//usage: IF_FEATURE_RUN_PARTS_LONG_OPTIONS(
+//usage: "\n --reverse Reverse execution order"
+//usage: "\n --test Dry run"
+//usage: "\n --exit-on-error Exit if a script exits with non-zero"
+//usage: IF_FEATURE_RUN_PARTS_FANCY(
+//usage: "\n --list Print names of matching files even if they are not executable"
+//usage: )
+//usage: )
+//usage:
+//usage:#define run_parts_example_usage
+//usage: "$ run-parts -a start /etc/init.d\n"
+//usage: "$ run-parts -a stop=now /etc/init.d\n\n"
+//usage: "Let's assume you have a script foo/dosomething:\n"
+//usage: "#!/bin/sh\n"
+//usage: "for i in $*; do eval $i; done; unset i\n"
+//usage: "case \"$1\" in\n"
+//usage: "start*) echo starting something;;\n"
+//usage: "stop*) set -x; shutdown -h $stop;;\n"
+//usage: "esac\n\n"
+//usage: "Running this yields:\n"
+//usage: "$run-parts -a stop=+4m foo/\n"
+//usage: "+ shutdown -h +4m"
#include "libbb.h"
+#include "common_bufsiz.h"
struct globals {
char **names;
int cur;
- char *cmd[1];
-};
-#define G (*(struct globals*)&bb_common_bufsiz1)
+ char *cmd[2 /* using 1 provokes compiler warning */];
+} FIX_ALIASING;
+#define G (*(struct globals*)bb_common_bufsiz1)
#define names (G.names)
#define cur (G.cur )
#define cmd (G.cmd )
+#define INIT_G() do { setup_common_bufsiz(); } while (0)
enum { NUM_CMD = (COMMON_BUFSIZE - sizeof(G)) / sizeof(cmd[0]) - 1 };
enum {
- OPT_r = (1 << 0),
- OPT_a = (1 << 1),
- OPT_u = (1 << 2),
- OPT_t = (1 << 3),
- OPT_l = (1 << 4) * ENABLE_FEATURE_RUN_PARTS_FANCY,
+ OPT_a = (1 << 0),
+ OPT_u = (1 << 1),
+ OPT_r = (1 << 2) * ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS,
+ OPT_t = (1 << 3) * ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS,
+ OPT_e = (1 << 4) * ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS,
+ OPT_l = (1 << 5) * ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS
+ * ENABLE_FEATURE_RUN_PARTS_FANCY,
};
-#if ENABLE_FEATURE_RUN_PARTS_FANCY
-#define list_mode (option_mask32 & OPT_l)
-#else
-#define list_mode 0
-#endif
-
/* Is this a valid filename (upper/lower alpha, digits,
* underscores, and hyphens only?)
*/
if (depth == 2
&& ( !(statbuf->st_mode & (S_IFREG | S_IFLNK))
|| invalid_name(file)
- || (!list_mode && access(file, X_OK) != 0))
+ || (!(option_mask32 & OPT_l) && access(file, X_OK) != 0))
) {
return SKIP;
}
static const char runparts_longopts[] ALIGN1 =
"arg\0" Required_argument "a"
"umask\0" Required_argument "u"
- "test\0" No_argument "t"
-#if ENABLE_FEATURE_RUN_PARTS_FANCY
- "list\0" No_argument "l"
- "reverse\0" No_argument "r"
//TODO: "verbose\0" No_argument "v"
+ "reverse\0" No_argument "\xf0"
+ "test\0" No_argument "\xf1"
+ "exit-on-error\0" No_argument "\xf2"
+#if ENABLE_FEATURE_RUN_PARTS_FANCY
+ "list\0" No_argument "\xf3"
#endif
;
#endif
unsigned n;
int ret;
+ INIT_G();
+
#if ENABLE_FEATURE_RUN_PARTS_LONG_OPTIONS
applet_long_options = runparts_longopts;
#endif
/* We require exactly one argument: the directory name */
- /* We require exactly one argument: the directory name */
- opt_complementary = "=1:a::";
- getopt32(argv, "ra:u:t"IF_FEATURE_RUN_PARTS_FANCY("l"), &arg_list, &umask_p);
+ opt_complementary = "=1";
+ getopt32(argv, "a:*u:", &arg_list, &umask_p);
umask(xstrtou_range(umask_p, 8, 0, 07777));
continue;
}
cmd[0] = name;
- ret = wait4pid(spawn(cmd));
+ ret = spawn_and_wait(cmd);
if (ret == 0)
continue;
n = 1;
if (ret < 0)
bb_perror_msg("can't execute '%s'", name);
else /* ret > 0 */
- bb_error_msg("%s exited with code %d", name, ret);
+ bb_error_msg("%s: exit status %u", name, ret & 0xff);
+
+ if (option_mask32 & OPT_e)
+ xfunc_die();
}
return n;