From 5a9f1804dca0c242bfca45c67eb3c26941f99f91 Mon Sep 17 00:00:00 2001
From: Ralph Ronnquist <rrq@rrq.au>
Date: Sun, 5 Nov 2023 22:18:51 +1100
Subject: [PATCH] Reworked to allow 2 sources; kernel and busybix from daedalus
 and syslinux from ceres.

---
 mkit.sh | 70 +++++++++++++++++++++++++++------------------------------
 1 file changed, 33 insertions(+), 37 deletions(-)

diff --git a/mkit.sh b/mkit.sh
index 4012566..eed589a 100755
--- a/mkit.sh
+++ b/mkit.sh
@@ -10,39 +10,51 @@
 set -e
 
 echo '### Step 1. Download original Packages file from the source'
-REPO="deb.devuan.org/merged"
-SUITE="daedalus"
-SECTION="main"
+REPOS=( deb.devuan.org/{merged_daedalus_main,merged_ceres_main} )
 ARCH="amd64"
 MBR=dos # gpt
 
-PKGFILE=${REPO//\//_}_${SUITE}_${SECTION}_binary-${ARCH}_Packages
-if [ ! -r $PKGFILE ] ; then
-    wget -qO - http://$REPO/dists/$SUITE/$SECTION/binary-$ARCH/Packages.xz | \
-	xzcat - > ${PKGFILE}
-fi
+for REPO in ${REPOS[@]} ; do
+    W=( ${REPO//_/ } )
+    SUITE=${W[1]}
+    SECTION=${W[2]}
+    
+    PKGFILE=${W[0]/\//_}_${SUITE}_${SECTION}_binary-${ARCH}_Packages
+    if [ ! -r $PKGFILE ] ; then
+	XZSRC="http://${W[0]}/dists/$SUITE/$SECTION/binary-$ARCH/Packages.xz"
+	echo "$XZSRC"
+	wget -qO - $XZSRC | xzcat - > ${PKGFILE}
+    fi
 
-echo '# Reduce Packages file into two maps for finding filename and depends'
-echo "# ..creating mapdepends.txt and mapfile.txt"
-awk '
-BEGIN { print "###" > "mapdepends.txt"; print "###" > "mapfile.txt"; }
+    echo '# Reduce Packages file into two maps for filename and depends'
+    echo "# ..creating mapdepends.txt and mapfile.txt"
+    awk '
+    BEGIN { print "###" >> "mapdepends.txt"; print "###" >> "mapfile.txt"; }
 $1=="Package:" {P=$2; next}
 $1=="Pre-Depends:" {print P,$0 >> "mapdepends.txt";next }
 $1=="Depends:" {print P,$0 >> "mapdepends.txt";next }
 $1=="Filename:" {print P,$2 >> "mapfile.txt";next }
 ' ${PKGFILE}
+done
 
-# Function to find the filename (or an map file) for a given package
+# Function to find the filename for a given package in the given mapfile
 maplookup() {
-    awk -v P="$1" '$1==P {$1="" ;print; exit}' ${2-mapfile.txt} | \
-	sed 's/ //'
+    local FN=${3:-tail}
+    echo "maplookup $1 $2" >&2
+    grep "^$1 " $2 >&2
+    grep "^$1 " $2 | $FN -n 1 | sed 's/[^ ]* //'
 }
 
 # Function to download a deb file and return its name
 debfile() {
-    local F="$(maplookup $1 mapfile.txt)"
+    local FN=${2-tail}
+    local F="$(maplookup $1 mapfile.txt $FN)"
     if [ ! -e "${F##*/}" ] ; then
-	wget -q "http://$REPO/$F" || return 1
+	for REPO in ${REPOS[@]} ; do
+	    echo "download http://${REPO%%_*}/$F" >&2
+	    wget -q "http://${REPO%%_*}/$F" && break
+	    ls -l $(basename $F) >&2
+	done || return 1
     fi
     echo "${F##*/}"
 }
@@ -55,7 +67,7 @@ debextract() {
 
 # Deteremine which kernel to use; this is
 echo "# Determine kernel"
-KERNEL="$(maplookup linux-image-amd64 mapdepends.txt | \
+KERNEL="$(maplookup linux-image-amd64 mapdepends.txt head | \
 		    sed 's/.*\(linux-image[^ ]*\).*/\1/')"
 echo "# ... $KERNEL"
 
@@ -68,7 +80,7 @@ rm -fr initrd
 
 echo "# Extract busybox, and fluff it up"
 mkdir initrd
-debextract initrd $(debfile busybox-static)
+debextract initrd $(debfile busybox-static head)
 for L in $(initrd/bin/busybox --listfull) ; do
     mkdir -p $(dirname initrd/$L)
     case "$L" in
@@ -84,7 +96,7 @@ echo "# Extract the kernel package ($KERNEL)"
 echo "# .. and syslinux stuff if needed"
 if [ ! -d kernel ] ; then
     mkdir kernel
-    debextract kernel $(debfile $KERNEL)
+    debextract kernel $(debfile $KERNEL head)
     debextract kernel $(debfile syslinux)
     debextract kernel $(debfile syslinux-common)
     debextract kernel $(debfile syslinux-efi)
@@ -101,7 +113,7 @@ MODULES=(
     nls_cp437 nls_ascii fat vfat
     crc32c_generic jbd2 mbcache crc16 ext4
     usb-storage usbcore usb-common xhci-pci xhci-hcd
-    isofs
+    isofs exfat loop
     # input
     psmouse evdev
     # network
@@ -162,15 +174,8 @@ mke2fs -t ext4 -E $EXT -F bootimage.raw 15M
 
 mcopy $IMG initrd.gz ::
 mcopy $IMG kernel/boot/vm* ::/vmlinuz
-mcopy $IMG bootmenu.cfg ::/
 mcopy $IMG splash.png ::/
 
-echo "# Set up legacy boot"
-cat <<EOF > syslinux-legacy.cfg
-path /boot/syslinux/bios
-include /bootmenu.cfg
-EOF
-
 mmd $IMG ::/boot
 mmd $IMG ::/boot/syslinux
 mmd $IMG ::/boot/syslinux/bios
@@ -180,12 +185,6 @@ mcopy $IMG syslinux-legacy.cfg ::/syslinux.cfg
 
 syslinux --install --offset=${IMG#*@@} bootimage.raw
 
-echo "# Set up UEFI boot"
-cat <<EOF > syslinux-uefi.cfg
-path /EFI/BOOT/efi64
-include /bootmenu.cfg
-EOF
-
 mmd $IMG ::/EFI
 mmd $IMG ::/EFI/BOOT
 mcopy $IMG kernel/usr/lib/SYSLINUX.EFI/efi64/syslinux.efi \
@@ -194,9 +193,6 @@ mcopy $IMG \
       kernel/usr/lib/syslinux/modules/efi64/* ::/EFI/BOOT
 mcopy $IMG syslinux-uefi.cfg ::/EFI/BOOT/syslinux.cfg
 
-#echo "# Set up isolinux boot"
-#mcopy $IMG kernel/usr/lib/ISOLINUX/isolinux.bin ::/
-
 case "$MBR" in
     dos) MBRBIN=mbr.bin ;;
     gpt)
-- 
2.39.2