src: a script for managing sources

src

@@ -0,0 +1,80 @@
+#!/bin/sh
+
+usage() {
+	cat <<EOF
+src
+manages source directories
+
+Usage: src
+
+Flags:
+	--help, -h	Displays this help
+	--version, -v	Show version and exit
+EOF
+}
+
+gitrepo() {
+	## Update/clone this git repo
+	if ! [ -d "$2" ] ; then
+		git clone "$1" "$2"
+	else
+		( cd "$2" && git pull )
+	fi
+}
+
+tarfile() {
+	## Download and extract this tarfile if it
+	## doesn't exist yet
+	if ! [ -d "$2" ] ; then
+		wget "$1"
+		tar -xf "$1" -C "$2"
+	else
+		echo "Already downloaded"
+	fi
+}
+
+parse() {
+	## Parse srcfile and update everything
+	srcfile=$(pwd)/.srcfile
+
+	if ! [ -f "$srcfile" ] ; then
+		echo ".srcfile not found!"
+		exit 1
+	fi
+
+	awk '!($$0 ~ /^#/) { print }' "$srcfile" | while read -r type url path; do
+		case "$type" in
+			"git")
+				echo "Updating: $path"
+				gitrepo "$url" "$path"
+				;;
+			"tar")
+				echo "Updating: $path"
+				#tarfile "$url" "$path"
+				;;
+			*)
+				echo "Not a valid source type: $type"
+				continue
+				;;
+		esac
+	done
+}
+
+case "$@" in
+	--help)
+		usage
+		exit 1
+		;;
+	--version)
+		echo "src version 0.1.0"
+		exit 1
+		;;
+	"")
+		;;
+	*)
+		echo "Invalid command line args"
+		exit 1
+		;;
+esac
+
+parse