Add support for BIOS/extlinux setups

Author: bstaletic

ecleankernel/__main__.py

@@ -22,6 +22,7 @@
 from ecleankernel.bootloader.grub import GRUB
 from ecleankernel.bootloader.grub2 import GRUB2
 from ecleankernel.bootloader.lilo import LILO
+from ecleankernel.bootloader.extlinux import EXTLINUX
 from ecleankernel.bootloader.yaboot import Yaboot
 from ecleankernel.bootloader.symlinks import Symlinks
 from ecleankernel.layout.blspec import BlSpecLayout
@@ -63,7 +64,7 @@ def friendly_desc(self) -> str:
 def main(argv: typing.List[str]) -> int:
     kernel_parts = [x.value for x in KernelFileType.__members__.values()]
     bootloaders: typing.List[typing.Type[Bootloader]] = [
-        LILO, GRUB2, GRUB, Yaboot, Symlinks]
+        LILO, GRUB2, GRUB, EXTLINUX, Yaboot, Symlinks]
     layouts: typing.List[typing.Type[Layout]] = [
         BlSpecLayout, StdLayout]
     sorts = [MTimeSort, VersionSort]

ecleankernel/bootloader/extlinux.py

@@ -0,0 +1,15 @@
+# (c) 2024 Boris Staletic <boris.staletic@protonmail.com>
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+import re
+import typing
+
+from ecleankernel.bootloader.lilo import LILO
+
+
+class EXTLINUX(LILO):
+    name = 'extlinux'
+    kernel_re = r'^\s*(:?LINUX|KERNEL)\s+(?P<path>.+)\s*$'
+    def_path: typing.Tuple[typing.Optional[str], ...] = (
+        '/boot/extlinux/extlinux.conf',
+        '/boot/syslinux/syslinux.cfg')