Convert/update patch to working recipe

sys-devel/patch/patch-2.6.1.recipe

@@ -1,29 +0,0 @@
-DESCRIPTION="Utility to apply diffs to files." 
-HOMEPAGE="http://www.gnu.org/software/patch/" 
-SRC_URI="http://ftp.gnu.org/pub/gnu/patch/patch-2.6.1.tar.bz2"
-CHECKSUM_MD5="0818d1763ae0c4281bcdc63cdac0b2c0"
-REVISION="1"
-STATUS_HAIKU="stable"
-DEPEND=""
-BUILD()
-{
-	cd patch-2.6.1
-	prefix=$(finddir B_PACKAGE_LINKS_DIRECTORY)/patch-2.6.1
-	./configure --prefix=$prefix \
-		--datarootdir=$prefix/data \
-		--sbindir=$prefix/bin \
-		--includedir=$prefix/develop/headers \
-		--sysconfdir=$prefix/settings \
-		--docdir=$prefix/documentation/packages/patch \
-		--infodir=$prefix/documentation/info \
-		--mandir=$prefix/documentation/man
-	make
-}
-
-INSTALL()
-{
-	cd patch-2.6.1
-	make install
-}
-LICENSE="GNU GPL v3"
-COPYRIGHT="1989-2009 Free Software Foundation, Inc."

sys-devel/patch/patch-2.7.1.recipe

@@ -1,22 +1,41 @@
-DESCRIPTION="Utility to apply diffs to files"
+SUMMARY="Utility to apply diffs to files"
+DESCRIPTION="
+Patch takes a patch file containing a difference listing produced by
+the diff program and applies those differences to one or more
+original files, producing patched versions. 
+"
+LICENSE="GNU GPL v3"
+COPYRIGHT="2012 Free Software Foundation, Inc."
 HOMEPAGE="http://www.gnu.org/software/patch/"
 SRC_URI="http://ftp.gnu.org/pub/gnu/patch/patch-2.7.1.tar.bz2"
 CHECKSUM_MD5="0881a7c6477862fc395f373ada0ec6b6"
-STATUS_HAIKU="stable"
+ARCHITECTURES="x86 x86_gcc2"
 REVISION="1"
+
+PROVIDES="
+	patch = $portVersion
+	cmd:patch = $portVersion
+	"
+
+REQUIRES="
+	haiku >= $haikuVersion
+	"
+
+BUILD_PREREQUIRES="
+	haiku_devel >= $haikuVersion
+	cmd:make
+	cmd:gcc
+	"
+
+SOURCE_DIR="$portVersionedName"
+
 BUILD()
 {
-	cd patch-2.7.1
-	./configure --prefix=`finddir B_COMMON_DIRECTORY` \
-		--mandir=`finddir B_COMMON_DOCUMENTATION_DIRECTORY`/man
+	runConfigure ./configure
 	make
 }
 
 INSTALL()
 {
-	cd patch-2.7.1
 	make install
 }
-
-LICENSE="GNU GPL v3"
-COPYRIGHT="2012 Free Software Foundation, Inc."