[PATCH 1/3] Implement grub-mkrescue for PowerMac and CHRP

[Pavel Roskin <proski@gnu.org>]

* DISTLIST: Add util/powerpc/ieee1275/grub-mkrescue.in.
* conf/powerpc-ieee1275.mk: Add grub-mkrescue support.
* conf/powerpc-ieee1275.mk: Regenerate.
* util/powerpc/ieee1275/grub-mkrescue.in: Implement
grub-mkrescue for PowerMac and CHRP.
---

 DISTLIST                               |    1 
 conf/powerpc-ieee1275.mk               |   10 +++
 conf/powerpc-ieee1275.rmk              |    4 +
 util/powerpc/ieee1275/grub-mkrescue.in |  116 ++++++++++++++++++++++++++++++++
 4 files changed, 131 insertions(+), 0 deletions(-)
 create mode 100644 util/powerpc/ieee1275/grub-mkrescue.in

diff --git a/DISTLIST b/DISTLIST
index 6388257..6b527c7 100644
--- a/DISTLIST
+++ b/DISTLIST
@@ -330,6 +330,7 @@ util/i386/pc/misc.c
 util/i386/pc/grub-mkrescue.in
 util/ieee1275/get_disk_name.c
 util/powerpc/ieee1275/grub-install.in
+util/powerpc/ieee1275/grub-mkrescue.in
 util/powerpc/ieee1275/misc.c
 video/bitmap.c
 video/video.c
diff --git a/conf/powerpc-ieee1275.mk b/conf/powerpc-ieee1275.mk
index 8869f5b..925027f 100644
--- a/conf/powerpc-ieee1275.mk
+++ b/conf/powerpc-ieee1275.mk
@@ -686,6 +686,7 @@ kernel_elf_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \
 
 # Scripts.
 sbin_SCRIPTS = grub-install
+bin_SCRIPTS = grub-mkrescue
 
 # For grub-install.
 grub_install_SOURCES = util/powerpc/ieee1275/grub-install.in
@@ -696,6 +697,15 @@ grub-install: util/powerpc/ieee1275/grub-install.in config.status
 	chmod +x $@
 
 
+# For grub-mkrescue.
+grub_mkrescue_SOURCES = util/powerpc/ieee1275/grub-mkrescue.in
+CLEANFILES += grub-mkrescue
+
+grub-mkrescue: util/powerpc/ieee1275/grub-mkrescue.in config.status
+	./config.status --file=grub-mkrescue:util/powerpc/ieee1275/grub-mkrescue.in
+	chmod +x $@
+
+
 # Modules.
 pkglib_MODULES = halt.mod \
 	_linux.mod \
diff --git a/conf/powerpc-ieee1275.rmk b/conf/powerpc-ieee1275.rmk
index 5a43e9f..42af2c5 100644
--- a/conf/powerpc-ieee1275.rmk
+++ b/conf/powerpc-ieee1275.rmk
@@ -104,10 +104,14 @@ kernel_elf_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \
 
 # Scripts.
 sbin_SCRIPTS = grub-install
+bin_SCRIPTS = grub-mkrescue
 
 # For grub-install.
 grub_install_SOURCES = util/powerpc/ieee1275/grub-install.in
 
+# For grub-mkrescue.
+grub_mkrescue_SOURCES = util/powerpc/ieee1275/grub-mkrescue.in
+
 # Modules.
 pkglib_MODULES = halt.mod \
 	_linux.mod \
diff --git a/util/powerpc/ieee1275/grub-mkrescue.in b/util/powerpc/ieee1275/grub-mkrescue.in
new file mode 100644
index 0000000..61495ab
--- /dev/null
+++ b/util/powerpc/ieee1275/grub-mkrescue.in
@@ -0,0 +1,116 @@
+#! /bin/sh -e
+
+# Make GRUB rescue image
+# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008  Free Software Foundation, Inc.
+#
+# GRUB 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 3 of the License, or
+# (at your option) any later version.
+#
+# GRUB 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 GRUB.  If not, see <http://www.gnu.org/licenses/>.
+
+# Initialize some variables.
+transform="@program_transform_name@"
+
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+bindir=@bindir@
+libdir=@libdir@
+PACKAGE_NAME=@PACKAGE_NAME@
+PACKAGE_TARNAME=@PACKAGE_TARNAME@
+PACKAGE_VERSION=@PACKAGE_VERSION@
+target_cpu=@target_cpu@
+platform=@platform@
+pkglibdir=${libdir}/`echo ${PACKAGE_TARNAME}/${target_cpu}-${platform} | sed ${transform}`
+
+grub_mkimage=${bindir}/`echo grub-mkimage | sed ${transform}`
+
+# Usage: usage
+# Print the usage.
+usage () {
+    cat <<EOF
+Usage: grub-mkrescue [OPTION] output_image
+Make GRUB rescue image.
+
+  -h, --help              print this message and exit
+  -v, --version           print the version information and exit
+  --modules=MODULES       pre-load specified modules MODULES
+  --pkglibdir=DIR         use images from directory DIR
+                          default: ${pkglibdir}
+  --grub-mkimage=FILE     use FILE as grub-mkimage
+
+grub-mkimage generates a bootable rescue CD image for PowerMac and CHRP.
+
+Report bugs to <grub-devel@gnu.org>.
+EOF
+}
+
+input_dir=${pkglibdir}
+grub_mkimage=grub-mkimage
+
+# Check the arguments.
+for option in "$@"; do
+    case "$option" in
+    -h | --help)
+	usage
+	exit 0 ;;
+    -v | --version)
+	echo "grub-install (GNU GRUB ${PACKAGE_VERSION})"
+	exit 0 ;;
+    --modules=*)
+	modules=`echo "$option" | sed 's/--modules=//'` ;;
+    --pkglibdir=*)
+	input_dir=`echo "$option" | sed 's/--pkglibdir=//'` ;;
+    --grub-mkimage=*)
+	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+    -*)
+	echo "Unrecognized option \`$option'" 1>&2
+	usage
+	exit 1
+	;;
+    *)
+	if test "x$output_image" != x; then
+	    echo "Unrecognized option \`$option'" 1>&2
+	    usage
+	    exit 1
+	fi
+	output_image="${option}" ;;
+    esac
+done
+
+if test "x$output_image" = x; then
+  usage
+  exit 1
+fi
+
+if [ "x${modules}" = "x" ] ; then
+  modules=`cd ${input_dir}/ && ls *.mod`
+fi
+
+map_file=`mktemp`
+cat >${map_file} <<EOF
+# EXTN          XLate   CREATOR   TYPE     Comment
+grub.img        Raw     'UNIX'    'tbxi'   "bootstrap"
+EOF
+
+iso_dir=`mktemp -d`
+boot_dir=${iso_dir}/boot/grub
+mkdir ${iso_dir}/boot
+mkdir ${boot_dir}
+core_img=${boot_dir}/grub.img
+${grub_mkimage} -n -d ${input_dir}/ -o ${core_img} ${modules}
+genisoimage -hfs -part -no-desktop -r -J -o ${output_image} \
+ -map ${map_file} -hfs-bless ${boot_dir} -chrp-boot -sysid PPC \
+ ${iso_dir}
+
+rm -rf ${iso_dir}
+rm -f ${map_file}
+
+exit 0