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100 lines
2.5 KiB
100 lines
2.5 KiB
18 years ago
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# --- T2-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# T2 SDE: package/.../embutils/losetup.patch
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# Copyright (C) 2004 - 2006 The T2 SDE Project
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#
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# More information can be found in the files COPYING and README.
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#
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# This patch file is dual-licensed. It is available under the license the
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# patched project is licensed under, as long as it is an OpenSource license
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# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
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# of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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# --- T2-COPYRIGHT-NOTE-END ---
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Guess what ,-)
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- Rene Rebe <rene@exactcode.de>
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--- /dev/null 2005-06-19 08:33:32.285177368 +0200
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+++ embutils-0.17/losetup.c 2005-06-19 13:44:28.000000000 +0200
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@@ -0,0 +1,65 @@
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+/*
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+ * Tiny losetup
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+ *
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+ * Copyright (c) 2005 by Rene Rebe <rene@exactcode.de>
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+ *
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+ * License: GPL, version 2
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+ *
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+ */
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+
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+#define _FILE_OFFSET_BITS 64
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+#include <sys/types.h>
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+#include <sys/stat.h>
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+#include <fcntl.h>
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+#include <sys/ioctl.h>
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+#include <errno.h>
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+
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+#include <linux/posix_types.h>
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+#include <linux/loop.h>
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+
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+#include "write12.h"
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+
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+void die(const char*msg) { __write2(msg); __write2("\n"); exit(1); }
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+
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+int main (int argc, char* argv[])
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+{
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+ int ffd, fd;
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+ struct loop_info loopinfo;
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+
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+ if (argc != 3) {
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+ die("usage: losetup [-d] loop_device\n losetup loop_device file");
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+ }
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+
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+ if (!strcmp(argv[1], "-d"))
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+ {
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+ fd=open(argv[2], O_RDONLY);
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+ if (fd < 0)
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+ die(strerror(errno));
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+
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+ if (ioctl(fd, LOOP_CLR_FD, ffd))
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+ die(strerror(errno));
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+
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+ close(fd);
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+ }
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+ else
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+ {
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+ memset(&loopinfo, 0, sizeof(loopinfo));
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+ strncpy(loopinfo.lo_name, argv[2], LO_NAME_SIZE);
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+
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+ ffd=open(argv[2], O_RDONLY);
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+ if (ffd < 0)
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+ die(strerror(errno));
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+
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+ fd=open(argv[1], O_RDONLY);
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+ if (fd < 0)
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+ die(strerror(errno));
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+
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+ if (ioctl(fd, LOOP_SET_FD, ffd))
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+ die(strerror(errno));
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+ if (ioctl(fd, LOOP_SET_STATUS, &loopinfo))
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+ die(strerror(errno));
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+
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+ close(ffd);
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+ close(fd);
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+ }
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+}
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--- embutils-0.17/Makefile.orig 2005-06-19 13:46:49.000000000 +0200
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+++ embutils-0.17/Makefile 2005-05-31 11:53:22.000000000 +0200
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@@ -11,7 +11,7 @@
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install sosrm soscp sosmv sosln soslns md5sum sleep2 allinone kill uniq \
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dd tr mesg write touch du tail uuencode uudecode nohup nice cmp mktemp \
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truncate strings test date mount printenv umount pivot_root insmod rmmod \
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-lsmod free
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+lsmod free losetup
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OBJDIR:=bin
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TARGETS=$(patsubst %,$(OBJDIR)/%,$(PRGS))
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