added linux bootstrap build

build.sh

@@ -43,6 +43,10 @@ ISL_URL=https://libisl.sourceforge.io/isl-$ISL_VERSION.tar.xz
 GLIBC_VERSION=2.43
 GLIBC_URL=https://mirror.ufs.ac.za/gnu/glibc/glibc-$GLIBC_VERSION.tar.xz
 
+LINUX_VERSION=6.18.7
+IFS='.' read -r LINUX_VERSION_MAJOR LINUX_VERSION_MINOR LINUX_VERSION_PATCH <<< $LINUX_VERSION
+LINUX_URL=https://cdn.kernel.org/pub/linux/kernel/v$LINUX_VERSION_MAJOR.x/linux-$LINUX_VERSION.tar.xz
+
 
 if [ ! -d "$SYSROOT" ]; then
     mkdir -p "$SYSROOT"/{etc,cross,sources,usr,dev,proc,sys,run}
@@ -125,9 +129,22 @@ bootstap_gcc() {
 	cd ..
 	cat gcc/limitx.h gcc/glimits.h gcc/limity.h > "`dirname $($TARGET-gcc -print-libgcc-file-name)`/include/limits.h"
 
-    cd "$SOURCES"
-    rm -rf gcc-$GCC_VERSION
+    cd "$SOURCES" && rm -rf gcc-$GCC_VERSION
+}
+
+bootstap_linux() {
+    fetch $LINUX_URL
+
+    cd "$SOURCES" && tar xf linux-$LINUX_VERSION.tar.xz && cd linux-$LINUX_VERSION
+
+    make mrproper
+    make headers
+    find usr/include -type f ! -name '*.h' -delete
+    cp -r usr/include "$SYSROOT"/usr
+
+    cd "$SOURCES" && rm -rf linux-$LINUX_VERSION
 }
 
 #bootstrap_binutils
-bootstap_gcc
+#bootstap_gcc
+bootstap_linux