Rename deb2tgz => deb2tarball

1 files changed, 26 insertions, 0 deletions

diff --git a/deb2tarball b/deb2tarball
new file mode 100755
index 0000000..145f58d
--- /dev/null
+++ b/deb2tarball
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+INPUT="$1"
+
+if [ -z "$INPUT" -o "$INPUT" = "--help" ]; then
+	echo "deb2tarball by B. Watson <yalhcru@gmail.com>, WTFPL"
+	echo "Usage: `basename $0` filename.deb"
+	exit 0
+fi
+
+# used to always be data.tar.gz, newer debs might have data.tar.xz,
+# so we have to check. ar doesn't support wildcards like tar does, so
+# we can't just say "data.tar.*".
+
+DATA="$( ar t "$INPUT" 2>/dev/null | grep '^data\.tar\.' )"
+
+if [ -z "$DATA" ]; then
+  echo "Can't find any data.tar.* file(s) in the archive, invalid deb?" 2>&1
+  exit 1
+fi
+
+EXT="$( echo $DATA | cut -d. -f2- )"
+OUTPUT="`basename $1 .deb`".$EXT
+
+echo "$OUTPUT"
+ar p "$INPUT" "$DATA" > "$OUTPUT"