From 83788da25055c4a2775c3d78a29255ee671141bb Mon Sep 17 00:00:00 2001
From: Matt Kraai <kraai@debian.org>
Date: Wed, 20 Mar 2002 17:38:37 +0000
Subject: * include/applets.h (CONFIG_LOSETUP): New. * include/usage.h
 (losetup_trivial_usage, losetup_full_usage): New. * util-linux/Makefile: Add
 losetup.o. * util-linux/config.in: Add losetup prompt. *
 util-linux/losetup.c: New.

---
 util-linux/Makefile  |  1 +
 util-linux/config.in |  1 +
 util-linux/losetup.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 util-linux/losetup.c

(limited to 'util-linux')

diff --git a/util-linux/Makefile b/util-linux/Makefile
index 0971acadc..9cd1486b6 100644
--- a/util-linux/Makefile
+++ b/util-linux/Makefile
@@ -31,6 +31,7 @@ obj-$(CONFIG_FREERAMDISK)	+= freeramdisk.o
 obj-$(CONFIG_FSCK_MINIX)	+= fsck_minix.o
 obj-$(CONFIG_GETOPT)		+= getopt.o
 obj-$(CONFIG_HEXDUMP)		+= hexdump.o
+obj-$(CONFIG_LOSETUP)		+= losetup.o
 obj-$(CONFIG_MKFS_MINIX)	+= mkfs_minix.o
 obj-$(CONFIG_MKSWAP)		+= mkswap.o
 obj-$(CONFIG_MORE)		+= more.o
diff --git a/util-linux/config.in b/util-linux/config.in
index 6058944a2..f96fa1823 100644
--- a/util-linux/config.in
+++ b/util-linux/config.in
@@ -23,6 +23,7 @@ if [ "$CONFIG_FSCK_MINIX" = "y" -o "$CONFIG_MKFS_MINIX" = "y" ]; then
 fi
 bool 'getopt'		    CONFIG_GETOPT
 bool 'hexdump'  	    CONFIG_HEXDUMP  
+bool 'losetup'              CONFIG_LOSETUP
 bool 'mkswap'		    CONFIG_MKSWAP
 bool 'more'		    CONFIG_MORE
 if [ "$CONFIG_MORE" = "y" ]; then
diff --git a/util-linux/losetup.c b/util-linux/losetup.c
new file mode 100644
index 000000000..bfeb6b274
--- /dev/null
+++ b/util-linux/losetup.c
@@ -0,0 +1,58 @@
+/*
+ * Mini losetup implementation for busybox
+ *
+ * Copyright (C) 2002  Matt Kraai.
+ *
+ * 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
+ *
+ */
+
+#include <getopt.h>
+#include <stdlib.h>
+
+#include "busybox.h"
+
+int
+losetup_main (int argc, char **argv)
+{
+  int delete = 0;
+  int offset = 0;
+  int opt;
+
+  while ((opt = getopt (argc, argv, "do:")) != -1)
+    switch (opt)
+      {
+      case 'd':
+	delete = 1;
+	break;
+
+      case 'o':
+	offset = parse_number (optarg, NULL);
+	break;
+
+      default:
+	show_usage ();
+      }
+
+  if ((delete && (offset || optind + 1 != argc))
+      || (!delete && optind + 2 != argc))
+    show_usage ();
+
+  if (delete)
+    return del_loop (argv[optind]) ? EXIT_SUCCESS : EXIT_FAILURE;
+  else
+    return set_loop (argv[optind], argv[optind + 1], offset, &opt)
+      ? EXIT_FAILURE : EXIT_SUCCESS;
+}
-- 
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