50 lines
894 B
Bash
Executable File
50 lines
894 B
Bash
Executable File
#!/bin/sh -e
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# generate the installer initcpio image
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mkdir -p build/initrd/
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cex() {
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PKGDIR=$1
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PKGNAME=$2
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tar -xf build/iglunix/$PKGDIR/$PKGNAME/out/$PKGNAME.*.tar.zst -I zstd -C build/initrd
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}
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cex linux musl
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cex linux make_ext4fs
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cex linux busybox
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cex base mksh
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cex base toybox
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cex base zlib-ng # for make_ext4fs and zstd
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cex base zstd # for extracting tarballs
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cex linux limine # for installing mbr bootloader
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cat > build/initrd/init <<EOF
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#!/bin/sh
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export PATH=/sbin:/bin:/usr/sbin:/usr/bin
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mkdir -p /dev
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mkdir -p /tmp
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mkdir -p /proc
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mkdir -p /sys
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mkdir -p /mnt
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mount -t proc proc /proc
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mount -t sysfs sysfs /sys
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mount -t tmpfs tmpfs /tmp
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mdev -s
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mdev -d
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echo 0 > /proc/sys/kernel/printk
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mount \$(findfs LABEL=IGLUNIX) /mnt
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exec /sbin/init
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EOF
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chmod +x build/initrd/init
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cd build/initrd/
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find . | cpio -o -H newc > ../initrd.cpio
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cd ..
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gzip -f initrd.cpio > initrd.cpio.gz
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cd ..
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