recovery zip: support twrp.fstab filename in addition to recovery.fstab (fix...

recovery zip: support twrp.fstab filename in addition to recovery.fstab (fix for compatibility with TWRP on sony-yuga)

main/postmarketos-android-recovery-installer/APKBUILD

 pkgname=postmarketos-android-recovery-installer
-pkgver=0.1.7
+pkgver=0.1.8
 pkgrel=1
 pkgdesc="TWRP compatible postmarketOS installer script"
 url="https://postmarketos.org"
@@ -28,7 +28,7 @@ package() {
 }
 sha512sums="924f961e1a488134d265f43724d2b06a908ac1522706dc3f7118f0dec16453aa0a928fef6d9a31a6a747910df665e64f25c94c47a9e3f1d57db19abb0fd8210d  build_zip.sh
 6390fc1b1c7dc8e917bb675d2e59e479782ac7754e97c4781866360ff704afe2d04f173a0ac74e3129db45328fab4b6b77a8717ee2e17c6ff79febadaa8ea034  update-binary
-f19c15fd99cc806d088ddf9c954111e48635f971ca500beeaa4893eb25d19fe0601210a57e9ab1a1dc7a6d79a3154765e696ee3329bbb1875b6d6df36a7b3fb3  pmos_chroot
+2260c5c7bf069a9fa57af5fe343aa8a9da1e258faf9be1900abce0c5768abbec178ac51d3fc48648e9f2fe3bd8d1f4e71f6d4beea07b524aeb94fd054a6def46  pmos_chroot
 94d06a7a73f76eb737e65ca2828f3c59d9cc532f2d2ec200e1407cd8fc266be192e33a8baa923e460a4335c7f5fb5232675d2e2e98a7e1ed07a257c67a0a5c5d  pmos_install
-514881d7812197830869c73428acc88f8a94dd02184634406ffe47884cd21d7b02ecc7806dae39308f026b1dbfca9ceee714fdfdc2bebc3ebcdeed71865de2b2  pmos_install_functions
+4ba66b336372b23252673f0929ea4f706ec287b5a902c8cb392a9cafb832db445bb7aecc9a7fac34f855babba057c56e3b10c015a1d055a66f0bfd42fef5828e  pmos_install_functions
 c6355b6d823dac883e1a352f59a9a2199e2934d78a73df72dc3c4fc14ef93765a15179203d4a8a2ca0d841b63cd4c25c4689b63c8cf4d4da2bcec1f8ff76bff5  pmos_setpw"

main/postmarketos-android-recovery-installer/pmos_chroot

@@ -28,9 +28,18 @@ done
 mount --bind /tmp/postmarketos/pmos.log "$CHROOT"/pmos.log
 mount --bind "$ZIP" "$CHROOT"/pmos.zip
 
+fstab_recovery="recovery.fstab"
+# TWRP can use twrp.fstab instead of recovery.fstab (device specific)
+# This check exists to support both formats.
+if [ ! -e "/etc/"$fstab_recovery ]; then
+	fstab_recovery="twrp.fstab"
+fi
+
 # Create copy of fstab file provided by the recovery
-cp /etc/recovery.fstab "$CHROOT"/recovery.fstab || {
-	[ "$?" = '255' ] && echo 'recovery.fstab not found, continuing...' || exit "$?" ; }
+if ! cp /etc/$fstab_recovery "$CHROOT"/$fstab_recovery; then
+	echo "Error copying $fstab_recovery , exiting..."
+	exit 1
+fi
 
 # Mount necessary filesystems for the chroot
 for mountpoint in "/dev" "/proc" "/sys"

main/postmarketos-android-recovery-installer/pmos_install_functions

@@ -31,14 +31,21 @@ ui_print() {
 }
 
 extract_partition_table() {
+	fstab_recovery="recovery.fstab"
+	# TWRP can use twrp.fstab instead of recovery.fstab (device specific)
+	# This check exists to support both formats.
+	if [ ! -e "/"$fstab_recovery ]; then
+		fstab_recovery="twrp.fstab"
+	fi
+
 	case "$INSTALL_PARTITION" in
 		"system")
 			_INSTALL_DEVICE=$(findfs PARTLABEL="$SYSTEM_PARTLABEL") || \
 				# We need to resolve symlinks, to make set_subpartitions() work.
-				_INSTALL_DEVICE=$(readlink -fn "$(awk '$1 == "/system" {print $3; exit;}' /recovery.fstab)")
+				_INSTALL_DEVICE=$(readlink -fn "$(awk '$1 == "/system" {print $3; exit;}' /$fstab_recovery)")
 			;;
 		"external_sd")
-			_INSTALL_DEVICE=$(readlink -fn "$(awk '$1 == "/external_sd" {print $4; exit;}' /recovery.fstab)")
+			_INSTALL_DEVICE=$(readlink -fn "$(awk '$1 == "/external_sd" {print $4; exit;}' /$fstab_recovery)")
 			;;
 		*)
 			echo "No support for flashing $INSTALL_PARTITION."
@@ -61,7 +68,7 @@ extract_partition_table() {
 		INITFS_PARTITION=$(findfs PARTLABEL="$INITFS_PARTLABEL")
 	else
 		_BOOT_PARTITION=$(findfs PARTLABEL="boot") || \
-			_BOOT_PARTITION=$(awk '$1 == "/boot" {print $3; exit;}' /recovery.fstab)
+			_BOOT_PARTITION=$(awk '$1 == "/boot" {print $3; exit;}' /$fstab_recovery)
 		if [ ! -z "$_BOOT_PARTITION" ]
 		then
 			echo "boot partition found at $_BOOT_PARTITION"