Create a build sh script

1 files changed, 44 insertions, 0 deletions

diff --git a/kernel/build.sh b/kernel/build.sh
new file mode 100755
index 0000000..069180b
--- /dev/null
+++ b/kernel/build.sh
@@ -0,0 +1,44 @@
+#!/usr/bin/sh
+
+cleanup_temp() {
+    rm -f target/temp/* 2>&1 > /dev/null
+}
+
+build_kernel() {
+    nasm -felf64 multiboot_header.asm -o target/temp/multiboot_header.o
+    nasm -felf64 boot.asm -o target/temp/boot.o
+    ld -n -o target/kernel.bin -T linker.ld target/temp/*.o
+    cleanup_temp
+}
+
+build_all() {
+    build_kernel
+}
+
+not_exec=true
+
+for arg in "$@"; do
+    case "$arg" in
+        "kernel") build_kernel;;
+        "all") build_all;;
+        *)
+            echo "warn: ignoring unknown option '$arg'"
+            continue;;
+    esac
+    not_exec=false
+    break
+done
+
+print_help() {
+    echo "usage: $0 option"
+    echo "options: "
+    echo "  kernel        build the kernel"
+    echo "  all           build kernel"
+}
+
+if $not_exec; then
+    echo "error: please specify an argument"
+    echo
+    print_help
+    exit -1
+fi