refactor

- extract patch to version file
- added silent to bootstrap configure functions & glibc patch section
- renamed build.sh to build.bash
- moved flags, utilities and version to their own files
- extract glibc patch url to version file

utilities.bash

@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+
+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"/$directory
+		done
+
+		ln -s usr/lib "$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 "$SYSROOT"/{etc,cross,usr,dev,proc,sys,run,var}
+}
+
+do_mount() {
+	if ! mountpoint -q "$SYSROOT/dev"; then
+		sudo mount --bind /dev "$SYSROOT"/dev
+		sudo mount -t devpts devpts -o gid=5,mode=0620 "$SYSROOT"/dev/pts
+		sudo mount -t proc proc "$SYSROOT"/proc
+		sudo mount -t sysfs sysfs "$SYSROOT"/sys
+		sudo mount -t tmpfs tmpfs "$SYSROOT"/run
+		if [ -h "$SYSROOT"/dev/shm ]; then
+			sudo install -d -m 1777 "$SYSROOT"$(realpath /dev/shm)
+		else
+			sudo mount -t tmpfs -o nosuid,nodev tmpfs "$SYSROOT"/dev/shm
+		fi
+	fi
+}
+
+do_unmount() {
+	sudo umount -R "$SYSROOT/"
+}
+
+fetch() {
+    wget -N -c --show-progress -q -P "$SOURCES" $1
+}