1 files changed, 114 insertions, 0 deletions
diff --git a/busybox/debianutils/run_parts.c b/busybox/debianutils/run_parts.c
new file mode 100644
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--- /dev/null
+++ b/busybox/debianutils/run_parts.c
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+/* 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>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ * 02111-1307 USA
+ *
+ */
+
+/* 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 <getopt.h>
+#include <stdlib.h>
+
+#include "libbb.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));
+}