From 3f5ba607ce4a0a455d5306211dce7565bf24c48e Mon Sep 17 00:00:00 2001
From: Jan Lindemann <jan@jannet.de>
Date: Mon, 26 Jun 2006 15:26:59 +0000
Subject: [PATCH] isolinux.mk: Add file

---
 make/isolinux.mk | 81 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 make/isolinux.mk

diff --git a/make/isolinux.mk b/make/isolinux.mk
new file mode 100644
index 00000000..45c048ff
--- /dev/null
+++ b/make/isolinux.mk
@@ -0,0 +1,81 @@
+# == defs
+
+# -- overwrite these >>
+ifeq ($(ROOT_FS_DEVICE),)
+ROOT_FS_DEVICE = /dev/hda1
+endif
+
+BOOT_FILES = $(wildcard /boot/*$(shell uname -r)*)
+# -- overwrite these <<
+
+URL = http://www.kernel.org/pub/linux/utils/boot/syslinux/syslinux-3.11.tar.bz2
+DLOAD_DIR = /home/samba/dat/share/exe/linux/syslinux
+DLOAD_PKG = $(DLOAD_DIR)/$(notdir $(URL))
+BUILD_DIR = cd_root
+DIRS = $(DLOAD_DIR) $(BUILD_DIR)
+UNPACK_DIR = $(notdir $(shell echo $(DLOAD_PKG) | sed 's/.tar.bz2$$//'))
+ISO_IMAGE = image.iso
+ISOLINUX_BIN = /usr/share/syslinux/isolinux.bin
+ISOLINUX_CFG = isolinux.cfg
+INITRD = /boot/initrd
+
+CD_FILES = \
+	$(BOOT_FILES) \
+	$(UNPACK_DIR)/com32/modules/menu.c32 \
+	$(INITRD) \
+	$(ISOLINUX_BIN) \
+	$(ISOLINUX_CFG)
+	
+KERNELS = $(shell file $(BOOT_FILES) | grep -ie 'linux.*kernel' | sed 's/:.*//')
+
+export ROOT_FS_DEVICE
+
+# == targets
+
+all: $(ISO_IMAGE)
+install:
+clean:
+	rm -rf *.done
+	rm -rf $(BUILD_DIR) $(UNPACK_DIR)
+	rm -f $(ISO_IMAGE)
+	rm -f $(ISOLINUX_CFG)
+
+distclean: clean
+
+# == rules
+
+dirs.done:
+	mkdir -p $(DIRS)
+	touch $@
+
+$(DLOAD_PKG):
+	wget -c $(URL) -P $(DLOAD_DIR)
+
+dload.done: $(DLOAD_PKG)
+	touch $@
+
+unpack.done: dload.done
+	tar -xjf $(DLOAD_PKG)
+	touch $@
+
+copy.done: unpack.done dirs.done $(CD_FILES)
+	mkdir -p $(BUILD_DIR)
+	cp $(CD_FILES) $(BUILD_DIR)/
+	touch $@
+
+$(ISO_IMAGE): copy.done
+	mkisofs -o $(ISO_IMAGE) \
+                -b isolinux.bin -c boot.cat \
+                -no-emul-boot -boot-load-size 4 -boot-info-table \
+		$(BUILD_DIR)
+
+isolinux.cfg:
+	( \
+		echo DEFAULT menu.c32 ;\
+		echo PROMPT 0 ;\
+		for k in $(KERNELS); do \
+			l=`echo $$k | sed 's/vmlinuz-//g'` ;\
+			echo -e "LABEL $$l\n  KERNEL $$k\n  APPEND initrd=initrd root=$(ROOT_FS_DEVICE)" ;\
+		done \
+	) > $@
+