added utilities function for directories & files

build.sh

@@ -92,19 +92,62 @@ TAR_URL=https://mirror.ufs.ac.za/gnu/tar/tar-$TAR_VERSION.tar.xz
 XZ_VERSION=5.8.2
 XZ_URL=https://github.com//tukaani-project/xz/releases/download/v$XZ_VERSION/xz-$XZ_VERSION.tar.xz
 
-create_sysroot() {
+create_directories() {
 	if [ ! -d "$SYSROOT" ]; then
 		mkdir -p "$SYSROOT"/{etc,cross,sources,usr,dev,proc,sys,run}
 		mkdir -p "$SYSROOT"/usr/{bin,sbin,lib,include}
+		mkdir -p "$SYSROOT"/var/{cache,lib,run}
 
 		for directory in bin sbin lib; do
-			ln -fs "usr/$directory" "$SYSROOT/$directory"
+			ln -fs usr/$directory "$SYSROOT"/$directory
 		done
 
 		ln -s usr/lib "$SYSROOT"/lib64
+
+		ln -s run "$SYSROOT"/var/run
+		ln -sfv run/lock "$SYSROOT"/var/lock
+
+		install -dv -m 0750 "$SYSROOT"/root
+		install -dv -m 1777 "$SYSROOT"/tmp "$SYSROOT"/var/tmp
 	fi
 }
 
+create_files() {
+	if [[ ! -L "$SYSROOT"/etc/mtab ]]; then
+		sudo ln -s proc/self/mounts "$SYSROOT"/etc/mtab
+
+		cat > "$SYSROOT"/etc/hosts <<- "EOF"
+			127.0.0.1  localhost axe
+			::1        localhost
+		EOF
+
+		cat > "$SYSROOT"/etc/passwd <<- "EOF"
+			root:x:0:0:root:/root:/usr/bin/bash
+			uuidd:x:6:6::/dev/null:/usr/bin/nologin
+			messagebus:x:7:7::/run/dbus:/usr/bin/nologin
+			nobody:x:65534:65534::/dev/null:/usr/bin/nologin
+		EOF
+
+		cat > "$SYSROOT"/etc/group <<- "EOF"
+			root:x:0:
+			tty:x:1:
+			audio:x:2:
+			video:x:3:
+			input:x:4:
+			wheel:x:5:
+			uuidd:x:6:
+			messagebus:x:7:
+			users:x:999:
+			nogroup:x:65534:
+		EOF
+	fi
+}
+
+create_sysroot() {
+	create_directories
+	create_files
+}
+
 change_owner() {
 	sudo chown -R root:root "$SYSROOT"/{etc,cross,usr,dev,proc,sys,run,var}
 }
@@ -611,6 +654,7 @@ toolchain_gcc() {
 	cd "$SOURCES" && rm -rf gcc-$GCC_VERSION
 }
 
+#create_sysroot
 #bootstrap_binutils
 #bootstap_gcc
 #bootstap_linux
@@ -634,4 +678,4 @@ toolchain_gcc() {
 #toolchain_binutils
 #toolchain_gcc
 #change_owner
-do_mount
+#do_mount