1#!/usr/bin/sh 2# Detects bootable Haiku OS on BeFS partitions and FUSE mounted BeFS too. 3# If it doesn't find anything, try mounting the BeFS volumes in Linux. 4# Discussion of improvements and development history at 5# https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=732696 6# Adapted from version 42 (dated 20150811) updated by Jeroen Oortwijn at 7# https://bazaar.launchpad.net/~idefix/ubuntu/trusty/os-prober/HaikuPM/files/head:/os-probes/mounted/x86 8# Latest version now at https://git.haiku-os.org/haiku/tree/3rdparty/os_probe 9 10. /usr/share/os-prober/common.sh 11 12partition="$1" 13mpoint="$2" 14type="$3" 15 16# Weed out stuff that doesn't apply to us, needs to be a Be file system. 17case "$type" in 18 bfs|befs) debug "$partition is a BeFS partition." ;; 19 fuse|fuseblk) debug "$partition is a FUSE partition, maybe with BeFS on it." ; mpoint="$mpoint/myfs" ;; 20 *) exit 1 ;; # Be quiet and just quit for irrelevant partitions. 21esac 22 23if head -c 512 "$partition" | grep -qs "haiku_loader"; then 24 debug "Haiku stage 1 bootloader found." 25else 26 debug "Haiku stage 1 bootloader not found: exiting" 27 exit 1 28fi 29 30if system="$(item_in_dir "system" "$mpoint")" && 31 packages="$(item_in_dir "packages" "$mpoint/$system")" && 32 item_in_dir -q "haiku_loader-r[0-9].*\.hpkg" "$mpoint/$system/$packages" && 33 rev="$(item_in_dir "haiku-r[0-9].*\.hpkg" "$mpoint/$system/$packages")" 34then 35 debug "Haiku Package Manager stage 2 bootloader and kernel ($rev) found." 36 label="$(count_next_label Haiku)" 37 # Convert kernel file name like haiku-r1~beta3_hrev55181_56-1-x86_64.hpkg 38 # or haiku-r1~alpha4_pm_hrev49856-1-x86_gcc2.hpkg into a readable version, 39 # like "Haiku R1 beta3 (hrev55181_56) 64". Seems to use a travelling space 40 # technique in the sed stream editor. 41 rev="$(echo "$rev" | sed 's/haiku-//;s/^\(r[0-9]\+\)./\U\1\E /;s/ \([a-z]\+[0-9]\+\)[_-]/ \1 /;s/ [a-z]*_\?\(hrev[0-9_]\+\)\+-/ (\1) /;s/) [^_]\+_\([a-z0-9]\+\)\.hpkg/) \1 /;s/[^ ]\+.hpkg//;s/ $//')" 42 long="Haiku $rev" 43 result "$partition:$long:$label:chain" 44 exit 0 45elif system="$(item_in_dir "system" "$mpoint")" && 46 item_in_dir -q "haiku_loader" "$mpoint/$system" && 47 item_in_dir -q "kernel_.*" "$mpoint/$system" 48then 49 debug "Older non-package manager Haiku stage 2 bootloader and kernel found." 50 label="$(count_next_label Haiku)" 51 result "$partition:Haiku:$label:chain" 52 exit 0 53else 54 debug "Haiku stage 2 bootloader and kernel not found: exiting" 55 exit 1 56fi 57