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-rwxr-xr-xpersonal/linux/build76
1 files changed, 76 insertions, 0 deletions
diff --git a/personal/linux/build b/personal/linux/build
new file mode 100755
index 0000000..6f77fd3
--- /dev/null
+++ b/personal/linux/build
@@ -0,0 +1,76 @@
+#!/bin/sh -e
+
+# POSIX install functions, similar to 'install -Dm'
+# and 'install -Dm* -t'
+kinstall() {
+ # usage: kinstall 644 file /usr/bin/prog
+ mkdir -p "${3%/*}"; rmdir "$3" 2>/dev/null ||:
+ cp "$2" "$3"
+ [ -d "$3" ] && set -- "$1" "$3/${2##*/}"
+ chmod "$1" "${3:-$2}"
+}
+
+kinstall_t() {
+ # usage: kinstall_t 644 /usr/bin prog1 prog2
+ mod=$1 dir=$2; mkdir -p "$dir"
+ shift 2
+ for file; do
+ cp "$file" "$dir"
+ chmod "$mod" "$dir/${file##*/}"
+ done
+}
+
+# Use an out function similar to KISS' log.
+out() { printf '\033[1;33m-> \033[1;36mlinux \033[m%s\n' "$@" >&2 ;}
+
+patch -p1 < kernel-no-perl.patch
+
+cp .config oldconfig
+make olddefconfig
+
+# Store the build version in a file and a variable.
+make kernelrelease > version
+read ver < version
+
+modulepath="$1/usr/lib/modules/$ver/build"
+
+out "Compiling the kernel"
+make
+
+out "Installing the kernel"
+kinstall 644 "$(make -s image_name)" "$1/boot/vmlinuz-$ver"
+kinstall 644 System.map "$1/boot/System.map-$ver"
+kinstall 644 .config "$1/boot/Config-$ver"
+
+out "Installing kernel modules"
+make INSTALL_MOD_PATH="$1/usr" modules_install
+
+out "Creating module source directory"
+rm -f "${modulepath%/*}/build" "${modulepath%/*}/source"
+kinstall_t 644 "$modulepath/arch/x86" arch/x86/Makefile
+kinstall_t 644 "$modulepath/arch/x86/kernel" arch/x86/kernel/asm-offsets.s
+kinstall_t 644 "$modulepath/kernel" kernel/Makefile
+kinstall_t 644 "$modulepath/drivers/md" drivers/md/*.h
+kinstall_t 644 "$modulepath/net/mac80211" net/mac80211/*.h
+kinstall_t 755 "$modulepath/tools/objtool" tools/objtool/objtool
+kinstall_t 644 "$modulepath" .config Makefile Module.symvers \
+ System.map version vmlinux
+
+
+cp -a scripts "$modulepath/scripts"
+cp -a include "$modulepath/include"
+cp -a arch/x86/include "$modulepath/arch/x86/include"
+
+find . -name 'Kconfig*' | while read -r file; do
+ kinstall 644 "$file" "$modulepath/$file"
+done
+
+out "Removing junk"
+find -L "${modulepath%/*}" -type l -exec rm -rf {} +
+find "${modulepath%/*}" -type f -name '*.o' -exec rm -rf {} +
+
+out "Linking /usr/src/linux to the module directory"
+mkdir -p "$1/usr/src"
+ln -sf "${modulepath#$1}" "$1/usr/src/linux"
+
+out Done.