[darwinbuild-changes] [198] trunk/darwinbuild

[source_changes at macosforge.org]

Revision: 198
          http://trac.macosforge.org/projects/darwinbuild/changeset/198
Author:   kevin
Date:     2006-10-04 01:58:12 -0700 (Wed, 04 Oct 2006)

Log Message:
-----------
- added synthfat

Modified Paths:
--------------
    trunk/darwinbuild/Makefile

Added Paths:
-----------
    trunk/darwinbuild/synthfat.sh

Modified: trunk/darwinbuild/Makefile
===================================================================
--- trunk/darwinbuild/Makefile	2005-08-24 22:30:07 UTC (rev 197)
+++ trunk/darwinbuild/Makefile	2006-10-04 08:58:12 UTC (rev 198)
@@ -21,6 +21,7 @@
 	$(INSTALL) $(INSTALL_EXE_FLAGS) manifest $(DATDIR)
 	$(INSTALL) $(INSTALL_EXE_FLAGS) ditto.sh $(DATDIR)/ditto
 	$(INSTALL) $(INSTALL_EXE_FLAGS) packageRoots.sh $(DATDIR)/packageRoots
+	$(INSTALL) $(INSTALL_EXE_FLAGS) synthfat.sh $(DATDIR)/synthfat
 	$(INSTALL) $(INSTALL_EXE_FLAGS) thinFile.sh $(DATDIR)/thinFile
 	$(INSTALL) $(INSTALL_EXE_FLAGS) thinPackages.sh $(DATDIR)/thinPackages
 

Added: trunk/darwinbuild/synthfat.sh
===================================================================
--- trunk/darwinbuild/synthfat.sh	                        (rev 0)
+++ trunk/darwinbuild/synthfat.sh	2006-10-04 08:58:12 UTC (rev 198)
@@ -0,0 +1,144 @@
+#!/bin/sh
+#
+# Copyright (c) 2005, Apple Computer, Inc. All rights reserved.
+#
+# @APPLE_BSD_LICENSE_HEADER_START@
+#
+# 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.
+# 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+#     its contributors may be used to endorse or promote products derived
+#     from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 APPLE OR ITS 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.
+#
+# @APPLE_BSD_LICENSE_HEADER_END@
+#
+# Kevin Van Vechten <kevin at opendarwin.org>
+#
+# Adapted from OpenDarwin src/build/Makefile by:
+#
+# Shantonu Sen      <ssen at opendarwin.org>
+
+ARCH="$1"
+CROSS_ARCH="$2"
+DYLIB="$3"
+DESTDIR="$4"
+
+###
+### Validate parameters.
+###
+if [ -z "$ARCH" -o -z "$CROSS_ARCH" -o \
+     -z "$DYLIB" -o -z "$DESTDIR" ]; then
+	echo usage: $(basename "$0") \
+		"<arch> <cross arch> <dylib> <destdir>"  1>&2
+	exit 1
+fi
+if [ "$ARCH" != "ppc" -a "$ARCH" != "ppc64" -a \
+	"$ARCH" != "ppc64" ]; then
+	echo Error: invalid architecture: $ARCH 1>&2
+	exit 1
+fi
+if [ ! -f "$DYLIB" ]; then
+	echo Error: invalid input dylib: $DYLIB 1>&2
+	exit 1
+fi
+if [ ! -d "$DESTDIR" ]; then
+	echo Error: invalid destination directory: $DESTDIR 1>&2
+	exit 1
+fi
+
+###
+### Examine the input ($DYLIB).
+###
+base_name=$(basename "$DYLIB")
+arch_dylib=/tmp/$(echo "$base_name" | sed "s/.dylib\$/.$ARCH.dylib/")
+cross_dylib=/tmp/$(echo "$base_name" | sed "s/.dylib\$/.$CROSS_ARCH.dylib/")
+fat_dylib="$DESTDIR/$base_name"
+temp_dylib=$(mktemp -t "$base_name").c
+
+compat_vers=$(otool -Lv "$DYLIB" |
+		head -n2 | tail -n1 |
+		sed 's/.*compatibility version \(.*\),.*/\1/')
+
+current_vers=$(otool -Lv "$DYLIB" |
+		head -n2 | tail -n1 |
+		sed 's/.*current version \(.*\)).*/\1/')
+
+is_fat=$(file "$DYLIB" | grep "fat file")
+
+
+###
+### Thin existing architectures.
+### These will be re-assembled with the newly synthesized architecture.
+###
+existing_archs=$(lipo -info "$DYLIB" | sed 's/^.*: //')
+
+if [ -n "$is_fat" ]; then
+	for exarch in $existing_archs; do
+		thin_dylib=/tmp/$(echo "$base_name" | sed "s/.dylib\$/.$exarch.dylib/")
+		lipo "$DYLIB" -thin "$exarch" -output "$thin_dylib"
+	done
+else
+	cp "$DYLIB" "$arch_dylib"
+fi
+
+###
+### Synthesize the new architecture ($CROSS_ARCH).
+### Use the specified architecture ($ARCH) as a template.
+###
+nm -g "$arch_dylib" | grep " D " |
+	awk '{print $3}' | sed 's/^_//' |
+	awk '{print "int "$1" = 0;";}' >> "$temp_dylib"
+nm -g "$arch_dylib" | grep " S " |
+	awk '{print $3}' | sed 's/^_//' |
+	awk '{print "int "$1";";}' >> "$temp_dylib"
+nm -g "$arch_dylib" | grep " T " |
+	awk '{print $3}' | sed 's/^_//' |
+	awk '{print "void "$1"() {}";}' >> "$temp_dylib"
+
+gcc -dynamiclib \
+	-nostdlib \
+	-fno-builtin \
+	-fno-common \
+	-arch "$CROSS_ARCH" \
+	-o "$cross_dylib" \
+	"$temp_dylib" \
+	-install_name "$DYLIB" \
+	-compatibility_version "$compat_vers" \
+	-current_version "$current_vers"
+
+###
+### Lipo the synthesized architecture together with the existing architectures.
+###
+thin_dylibs=""
+for exarch in $existing_archs; do
+	thin_dylibs="$thin_dylibs "/tmp/$(echo "$base_name" | sed "s/.dylib\$/.$exarch.dylib/")
+done
+lipo $thin_dylibs "$cross_dylib" -create -output "$fat_dylib"
+
+###
+### Remove temporary files.
+###
+rm -f "$temp_dylib"
+rm -f /tmp/$(basename "$temp_dylib" .c)
+rm -f "$cross_dylib"
+rm -f $thin_dylibs
+
+echo "$base_name ($compat_vers, $current_vers)"


Property changes on: trunk/darwinbuild/synthfat.sh
___________________________________________________________________
Name: svn:eol-style
   + native

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.macosforge.org/pipermail/darwinbuild-changes/attachments/20061004/eedf8562/attachment.html