Add gzip 1.4

app-arch/gzip/gzip-1.4.bep

@@ -0,0 +1,21 @@
+DESCRIPTION="GNU zip"
+HOMEPAGE="http://www.gzip.org/"
+SRC_URI="ftp://ftp.gnu.org/gnu/gzip/gzip-1.4.tar.gz"
+CHECKSUM_MD5="e381b8506210c794278f5527cba0e765"
+REVISION="1"
+STATUS_HAIKU="untested"
+DEPEND=""
+BUILD {
+	cd gzip-1.4
+	./configure --prefix=`finddir B_COMMON_DIRECTORY`
+	make
+}
+
+INSTALL {
+	cd gzip-1.4
+	make install
+}
+LICENSE="GNU GPL v3"
+COPYRIGHT="1999, 2001-2002, 2006-2007, 2009-2010 Free Software Foundation, Inc.
+	1992-1993 Jean-loup Gailly"
+

app-arch/gzip/patches/gzip-1.4.patch

@@ -0,0 +1,18 @@
+--- ./gzip-1.4/inflate.c       2010-01-20 14:15:12.017039360 +0100
++++ ./gzip-1.4/inflate.c 2011-12-03 00:03:37.421003264 +0100
+@@ -588,6 +588,7 @@
+       /* do the copy */
+       do {
+         n -= (e = (e = WSIZE - ((d &= WSIZE-1) > w ? d : w)) > n ? n : e);
++        {
+ #if !defined(NOMEMCPY) && !defined(DEBUG)
+         unsigned int delta = w > d ? w - d : d - w;
+         if (delta >= e)
+@@ -602,6 +603,7 @@
+             slide[w++] = slide[d++];
+            Tracevv((stderr, "%c", slide[w-1]));
+           } while (--e);
++        }
+         if (w == WSIZE)
+         {
+           flush_output(w);