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Add binfmt_misc.sh to easily setup binfmt_misc

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1 parent dabea11 commit c2cf44c63e1f50392310e53d2eecffea95341c2c @shinh committed Mar 26, 2011
Showing with 65 additions and 4 deletions.
  1. +2 −4 README
  2. +63 −0 binfmt_misc.sh
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6 README
@@ -23,15 +23,13 @@ Get xcode_3.2.6_and_ios_sdk_4.3__final.dmg (or another xcode package).
* How to run Mach-O binaries using binfmt_misc
-% sudo sh -c 'echo :Mach-O fat:M::\\xca\\xfe\\xba\\xbe::/home/i/wrk/maloader/ld-mac: > /proc/sys/fs/binfmt_misc/register'
-% sudo sh -c 'echo :Mach-O 64bit:M::\\xcf\\xfa\\xed\\xfe::/home/i/wrk/maloader/ld-mac: > /proc/sys/fs/binfmt_misc/register'
+% ./binfmt_misc.sh
% /usr/i686-apple-darwin10/usr/bin/gcc mach/hello.c
% ./a.out
To remove the entries, run the following commands:
-% sudo sh -c 'echo -1 > /proc/sys/fs/binfmt_misc/Mach-O\ fat'
-% sudo sh -c 'echo -1 > /proc/sys/fs/binfmt_misc/Mach-O\ 64bit'
+% ./binfmt_misc.sh stop
* Which programs should work
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@@ -0,0 +1,63 @@
+#!/bin/sh
+#
+# Copyright 2011 Shinichiro Hamaji. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following
+# disclaimer in the documentation and/or other materials
+# provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY Shinichiro Hamaji ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Shinichiro Hamaji OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# Setup binfmt_misc for Mach-O binaries.
+#
+# Usage:
+#
+# % ./binfmt_misc.sh
+# % ./binfmt_misc.sh stop
+
+ld_mac_dir=$(cd $(dirname $0); pwd)
+
+cmd=$1
+if [ "x$cmd" = "x" ]; then
+ cmd=start
+fi
+
+case $cmd in
+ start)
+ sudo sh -c "
+echo :Mach-O '64bit:M::\\xcf\\xfa\\xed\\xfe::$ld_mac_dir/ld-mac:' > /proc/sys/fs/binfmt_misc/register
+echo :Mach-O 'fat:M::\\xca\\xfe\\xba\\xbe::$ld_mac_dir/ld-mac:' > /proc/sys/fs/binfmt_misc/register
+"
+ echo "binfmt_misc for mach-o was registered"
+ ;;
+ stop)
+ sudo sh -c '
+echo -1 > /proc/sys/fs/binfmt_misc/Mach-O\ fat
+echo -1 > /proc/sys/fs/binfmt_misc/Mach-O\ 64bit
+'
+ echo "binfmt_misc for mach-o was unregistered"
+ ;;
+ *)
+ echo "unknown command: $1"
+ exit 1
+ ;;
+esac

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