pmaports/main/devicepkg-dev/devicepkg_subpackage_kernel.sh
Pablo Correa Gómez f3c7308f6f
main/devicepkg-dev: install modules file into initramfs (MR 4193)
So that the initramfs can get the list of modules that need to be loaded
once the deviceinfo_modules_initfs variable is gone
2023-07-10 11:07:32 -07:00

54 lines
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#!/bin/sh
startdir=$1
pkgname=$2
subpkgname=$3
if [ -z "$startdir" ] || [ -z "$pkgname" ] || [ -z "$subpkgname" ]; then
echo "ERROR: missing argument!"
echo "Please call $0 with \$startdir \$pkgname \$subpkgname as arguments."
exit 1
fi
srcdir="$startdir/src"
pkgdir="$startdir/pkg/$pkgname"
subpkgdir="$startdir/pkg/$subpkgname"
if [ -e "$pkgdir/etc/deviceinfo" ]; then
rm -v "$pkgdir/etc/deviceinfo"
fi
install -Dm644 "$srcdir/deviceinfo" \
"$subpkgdir/etc/deviceinfo"
# Get the kernel type ("downstream", "mainline")
kernel=$(echo "$subpkgname" | sed -n "s/.*-kernel-\(.*\)/\1/p" | tr - _)
# All the installation paths for the modules conflict with those from
# devicepkg_package. It is not supported to have both a modules and
# a modules.$kernel file, it should instead be more than one modules.$kernel
# files, with different $kernel values. The conflict between the package and
# the subpackage aims to prevent the unsupported situation to slip through.
if [ -f "$srcdir/modules.$kernel" ]; then
install -Dm644 "$srcdir/modules.$kernel" \
"$subpkgdir/usr/share/mkinitfs/modules/00-$pkgname.modules"
mkdir -p "$subpkgdir/usr/share/mkinitfs/files"
echo "/usr/share/mkinitfs/modules/00-$pkgname.modules:/lib/modules/initramfs.load" \
> "$subpkgdir/usr/share/mkinitfs/files/00-$pkgname-modules.files"
fi
# Iterate over deviceinfo variables that have the kernel type as suffix
# var looks like: deviceinfo_kernel_cmdline, ...
grep -E "(.+)_$kernel=.*" "$subpkgdir/etc/deviceinfo" | \
sed "s/\(.\+\)_$kernel=.*/\1/g" | while IFS= read -r var
do
if grep -Eq "$var=.*" "$subpkgdir/etc/deviceinfo"; then
echo "ERROR: variable '$var' should contain a kernel subpackage suffix"
exit 1
fi
# Remove the kernel suffix from the variable
sed -i "s/$var\_$kernel/$var/g" "$subpkgdir/etc/deviceinfo"
# Remove the variables with other kernel suffixes
sed -i "/$var\_.*=.*/d" "$subpkgdir/etc/deviceinfo"
done