pxz v4.999.9beta

Closes Homebrew/homebrew#14979.

Formula/pxz.rb

@@ -0,0 +1,34 @@
+require 'formula'
+
+class Pxz < Formula
+  homepage 'http://jnovy.fedorapeople.org/pxz/'
+  url 'http://jnovy.fedorapeople.org/pxz/pxz-4.999.9beta.20091201git.tar.xz'
+  version '4.999.9'
+  sha1 'fe352d3e076183be95609497b1102a5a49a65b4f'
+
+  depends_on 'xz'
+
+  def patches
+    DATA # Fixes usage of MAP_POPULATE for mmap (linux only)
+  end
+
+  def install
+    system "make", "CC=#{ENV.cc}"
+    bin.install 'pxz'
+  end
+end
+
+__END__
+diff --git a/pxz.c b/pxz.c
+index b54f3fc..3e7e86a 100644
+--- a/pxz.c
++++ b/pxz.c
+@@ -259,7 +259,7 @@ int main( int argc, char **argv ) {
+ 			exit(EXIT_FAILURE);
+ 		}
+ 		
+-		m = mmap(NULL, s.st_size, PROT_READ, MAP_SHARED|MAP_POPULATE, fileno(f), 0);
++		m = mmap(NULL, s.st_size, PROT_READ, MAP_SHARED, fileno(f), 0);
+ 		if (m == MAP_FAILED) {
+ 			perror("mmap failed");
+ 			exit(EXIT_FAILURE);