Add "-o grub.iso" like cmdline options support.

* util/grub-install.in: Improve cmdline option parsing.
	* util/grub-mkconfig.in: Likewise.
	* util/grub-mkrescue.in: Likewise.
	* util/grub-reboot.in: Likewise.
	* util/grub-set-default.in: Likewise.
	* util/i386/efi/grub-install.in: Likewise.
	* util/ieee1275/grub-install.in: Likewise.
	* util/powerpc/ieee1275/grub-mkrescue.in: Likewise.

ChangeLog

@@ -1,3 +1,16 @@
+2010-06-12  BVK Chaitanya  <bvk.groups@gmail.com>
+
+	Add "-o grub.iso" like cmdline options support.
+
+	* util/grub-install.in: Improve cmdline option parsing.
+	* util/grub-mkconfig.in: Likewise.
+	* util/grub-mkrescue.in: Likewise.
+	* util/grub-reboot.in: Likewise.
+	* util/grub-set-default.in: Likewise.
+	* util/i386/efi/grub-install.in: Likewise.
+	* util/ieee1275/grub-install.in: Likewise.
+	* util/powerpc/ieee1275/grub-mkrescue.in: Likewise.
+
 2010-06-12  Colin Watson  <cjwatson@ubuntu.com>
 
 	* .bzrignore: Ignore 41_custom.

util/grub-install.in

@@ -103,8 +103,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -112,33 +127,62 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --modules)
+	modules=`argument $option "$@"`; shift;;
     --modules=*)
 	modules=`echo "$option" | sed 's/--modules=//'` ;;
+
+    --font)
+	font=`argument $option "$@"`; shift;;
     --font=*)
 	font=`echo "$option" | sed 's/--font=//'` ;;
+
+    --root-directory)
+	rootdir=`argument $option "$@"`; shift;;
     --root-directory=*)
 	rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
+
+    --grub-setup)
+	grub_setup=`argument $option "$@"`; shift;;
     --grub-setup=*)
 	grub_setup=`echo "$option" | sed 's/--grub-setup=//'` ;;
+
+    --grub-mkimage)
+	grub_mkimage=`argument $option "$@"`; shift;;
     --grub-mkimage=*)
 	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+
+    --grub-mkdevicemap)
+	grub_mkdevicemap=`argument $option "$@"`; shift;;
     --grub-mkdevicemap=*)
 	grub_mkdevicemap=`echo "$option" | sed 's/--grub-mkdevicemap=//'` ;;
+
+    --grub-probe)
+	grub_probe=`argument $option "$@"`; shift;;
     --grub-probe=*)
 	grub_probe=`echo "$option" | sed 's/--grub-probe=//'` ;;
+
     --no-floppy)
 	no_floppy="--no-floppy" ;;
     --recheck)
 	recheck=yes ;;
+
+    --disk-module)
+	if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
+	    disk_module=`argument $option "$@"`; shift;
+	fi ;;
     --disk-module=*)
 	if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
            disk_module=`echo "$option" | sed 's/--disk-module=//'`
         fi ;;
+
     # This is an undocumented feature...
     --debug)
 	debug=yes ;;
     -f | --force)
         setup_force="--force" ;;
+
     -*)
 	echo "Unrecognized option \`$option'" 1>&2
 	usage

util/grub-mkconfig.in

@@ -52,14 +52,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
-# Check the arguments.
+argument () {
-next_grub_cfg=false
+  opt=$1
-for option in "$@"; do
+  shift
-    if $next_grub_cfg; then
+
-	grub_cfg=$option
+  if test $# -eq 0; then
-	next_grub_cfg=false
+      echo "$0: option requires an argument -- '$opt'" 1>&2
-	continue
+      exit 1
   fi
+  echo $1
+}
+
+# Check the arguments.
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -67,9 +76,8 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
-    -o)
+    -o | --output)
-	next_grub_cfg=:
+	grub_cfg=`argument $option "$@"`; shift;;
-	;;
     --output=*)
 	grub_cfg=`echo "$option" | sed 's/--output=//'`
 	;;
@@ -78,6 +86,10 @@ for option in "$@"; do
 	usage
 	exit 1
 	;;
+    *)
+	echo "Invalid parameter, $option" 1>&2
+	exit 1
+	;;
     esac
 done
 if $next_grub_cfg; then

util/grub-mkrescue.in

@@ -53,7 +53,7 @@ Make GRUB rescue image.
 
   -h, --help              print this message and exit
   -v, --version           print the version information and exit
-  --output=FILE           save output in FILE [required]
+  -o, --output=FILE       save output in FILE [required]
   --modules=MODULES       pre-load specified modules MODULES
   --rom-directory=DIR     save rom images in DIR [optional]
   --xorriso=FILE          use FILE as xorriso [optional]
@@ -68,8 +68,23 @@ Mail xorriso support requests to <bug-xorriso@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -77,24 +92,47 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --modules)
+        modules=`argument $option "$@"`; shift ;;
     --modules=*)
 	modules=`echo "$option" | sed 's/--modules=//'` ;;
+
+    -o | --output)
+	output_image=`argument $option "$@"`; shift ;;
     --output=*)
 	output_image=`echo "$option" | sed 's/--output=//'` ;;
+
+    --rom-directory)
+        rom_directory=`argument $option "$@"`; shift ;;
     --rom-directory=*)
 	rom_directory=`echo "$option" | sed 's/--rom-directory=//'` ;;
+
     # Intentionally undocumented
+    --override-directory)
+        override_dir=`argument $option "$@"`
+	shift
+	PATH=${override_dir}:$PATH
+	export PATH
+	;;
     --override-directory=*)
 	override_dir=`echo "${option}/" | sed 's/--override-directory=//'`
 	PATH=${override_dir}:$PATH
 	export PATH
 	;;
+
+    --grub-mkimage)
+	grub_mkimage=`argument $option "$@"`; shift ;;
     --grub-mkimage=*)
 	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+
+    --xorriso)
+	xorriso=`argument $option "$@"`; shift ;;
     --xorriso=*)
         xorriso=`echo "${option}/" | sed 's/--xorriso=//'` ;;
+
     *)
-	source="${source} ${option}" ;;
+	source="${source} ${option} $@"; break ;;
     esac
 done
 

util/grub-reboot.in

@@ -48,8 +48,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -57,8 +72,12 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --root-directory)
+	rootdir=`argument $option "$@"`; shift ;;
     --root-directory=*)
 	rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
+
     -*)
 	echo "Unrecognized option \`$option'" 1>&2
 	usage

util/grub-set-default.in

@@ -48,8 +48,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -57,8 +72,12 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --root-directory)
+	rootdir=`argument $option "$@"`; shift ;;
     --root-directory=*)
 	rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
+
     -*)
 	echo "Unrecognized option \`$option'" 1>&2
 	usage

util/i386/efi/grub-install.in

@@ -73,8 +73,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -82,16 +97,32 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --modules)
+        modules=`argument $option "$@"`; shift ;;
     --modules=*)
 	modules=`echo "$option" | sed 's/--modules=//'` ;;
+
+    --root-directory)
+	rootdir=`argument $option "$@"`; shift ;;
     --root-directory=*)
 	rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
+
+    --grub-mkimage)
+	grub_mkimage=`argument $option "$@"`; shift ;;
     --grub-mkimage=*)
 	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+
+    --grub-mkdevicemap)
+	grub_mkdevicemap=`argument $option "$@"`; shift ;;
     --grub-mkdevicemap=*)
 	grub_mkdevicemap=`echo "$option" | sed 's/--grub-mkdevicemap=//'` ;;
+
+    --grub-probe)
+	grub_probe=`argument $option "$@"`; shift ;;
     --grub-probe=*)
 	grub_probe=`echo "$option" | sed 's/--grub-probe=//'` ;;
+
     --no-floppy)
 	no_floppy="--no-floppy" ;;
     --recheck)

util/ieee1275/grub-install.in

@@ -76,8 +76,23 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -85,16 +100,32 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --modules)
+	modules=`argument $option "$@"`; shift ;;
     --modules=*)
 	modules=`echo "$option" | sed 's/--modules=//'` ;;
+
+    --root-directory)
+	rootdir=`argument $option "$@"`; shift ;;
     --root-directory=*)
 	rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
+
+    --grub-mkdevicemap)
+	grub_mkdevicemap=`argument $option "$@"`; shift ;;
     --grub-mkdevicemap=*)
 	grub_mkdevicemap=`echo "$option" | sed 's/--grub-mkdevicemap=//'` ;;
+
+    --grub-mkimage)
+	grub_mkimage=`argument $option "$@"`; shift ;;
     --grub-mkimage=*)
 	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+
+    --grub-probe)
+	grub_probe=`argument $option "$@"`; shift ;;
     --grub-probe=*)
 	grub_probe=`echo "$option" | sed 's/--grub-probe=//'` ;;
+
     --no-nvram)
 	update_nvram=no ;;
     # This is an undocumented feature...

util/powerpc/ieee1275/grub-mkrescue.in

@@ -54,10 +54,25 @@ Report bugs to <bug-grub@gnu.org>.
 EOF
 }
 
+argument () {
+  opt=$1
+  shift
+
+  if test $# -eq 0; then
+      echo "$0: option requires an argument -- '$opt'" 1>&2
+      exit 1
+  fi
+  echo $1
+}
+
 input_dir=${pkglibdir}
 
 # Check the arguments.
-for option in "$@"; do
+while test $# -gt 0
+do
+    option=$1
+    shift
+
     case "$option" in
     -h | --help)
 	usage
@@ -65,12 +80,22 @@ for option in "$@"; do
     -v | --version)
 	echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
 	exit 0 ;;
+
+    --modules)
+	modules=`argument $option "$@"`; shift ;;
     --modules=*)
 	modules=`echo "$option" | sed 's/--modules=//'` ;;
+
+    --pkglibdir)
+	input_dir=`argument $option "$@"`; shift ;;
     --pkglibdir=*)
 	input_dir=`echo "$option" | sed 's/--pkglibdir=//'` ;;
+
+    --grub-mkimage)
+	grub_mkimage=`argument $option "$@"`; shift ;;
     --grub-mkimage=*)
 	grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
+
     -*)
 	echo "Unrecognized option \`$option'" 1>&2
 	usage