initial commit

shell/extract.sh

@@ -0,0 +1,58 @@
+x() {
+	for zipfile in $*; do
+		local extractor
+		if [ -f "$zipfile" ]; then
+			case "$zipfile" in
+				*.tar.lrz)
+					extractor="lrztar -d" ;;
+				*.lrz)
+					extractor="lrunzip" ;;
+				*.tar.bz2)
+					extractor="bsdtar xjf" ;;
+				*.bz2)
+					extractor="bunzip2" ;;
+				*.tar.gz)
+					extractor="bsdtar xzf" ;;
+				*.gz)
+					extractor="gunzip" ;;
+				*.tar.xz)
+					extractor="bsdtar Jxf" ;;
+				*.xz)
+					extractor="xz -d" ;;
+				*.rar)
+					extractor="unrar e" ;;
+				*.tar)
+					extractor="bsdtar xf" ;;
+				*.tbz2)
+					extractor="bsdtar xjf" ;;
+				*.tgz)
+					extractor="bsdtar xzf" ;;
+				*.zip)
+					extractor="unzip" ;;
+				*.Z)
+					extractor="uncompress" ;;
+				*.7z)
+					extractor="7z x" ;;
+				*)
+					echo "Cannot extract '$zipfile': No extractor for filetype known ..." >&2
+					return 1
+					;;
+			esac
+
+			if ! command -v `echo $extractor | awk '{print $1}'` >/dev/null 2>/dev/null; then
+				echo "Cannot extract '$zipfile': Cannot find extractor '`echo $extractor | awk '{print $1}'`'." >&2
+				return 1
+			fi
+
+			echo "Extracting '$zipfile'..." >&2
+			eval $extractor $zipfile
+
+		elif [ ! -e "$zipfile" ]; then
+			echo "Cannot extract '$zipfile': File does not exist!"
+			return 1
+		else
+			echo "Cannot extract '$zipfile': Not a valid file!"
+			return 1
+		fi
+	done
+}