Add finddeps script from cvs-arch

Signed-off-by: Aaron Griffin <aaronmgriffin@gmail.com>

Makefile

@@ -14,6 +14,7 @@ install:
 	install -m 755 makechrootpkg $(DESTDIR)/usr/sbin
 	#Additional packaging helper scripts
 	install -m 755 lddd $(DESTDIR)/usr/bin
+	install -m 755 finddeps $(DESTDIR)/usr/bin
 
 uninstall:
 	# remove all files we installed
@@ -25,3 +26,4 @@ uninstall:
 	rm $(DESTDIR)/usr/sbin/mkarchroot
 	rm $(DESTDIR)/usr/sbin/makechrootpkg
 	rm $(DESTDIR)/usr/bin/lddd
+	rm $(DESTDIR)/usr/bin/finddeps

finddeps

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+if [ "$1" = "" ]; then
+	echo "usage: finddep <depname>"
+	echo ""
+	echo "run this script from the top-level directory of your ABS tree"
+	echo ""
+	exit 0
+fi
+
+match=$1
+tld=`pwd`
+
+for d in `find . -type d`; do
+	cd $d
+	if [ -f PKGBUILD ]; then
+		unset pkgname depends makedepends
+		. PKGBUILD
+		for dep in "${depends[@]}"; do
+			# lose the version comaparator, if any
+			depname=${dep%%[<>=]*}
+			if [ "$depname" = "$match" ]; then
+				echo $pkgname
+			fi
+		done
+		for dep in "${makedepends[@]}"; do
+			# lose the version comaparator, if any
+			depname=${dep%%[<>=]*}
+			if [ "$depname" = "$match" ]; then
+				echo $pkgname
+			fi
+		done
+	fi
+	cd $tld
+done
+