commit 5db6db74f9539885314762d6f263c826fe7931e0
Author: Søren Sandmann Pedersen <sandmann@redhat.com>
Date:   Wed Aug 12 14:08:58 2009 -0400

    Check if we have posix_memalign() in configure.ac. [23260, 23261]
    
    Fall back to malloc() in blitters-test.c if we don't.

diff --git a/configure.ac b/configure.ac
index 6f9f600..e6c5e8e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -490,6 +490,14 @@ AC_SUBST(GTK_LIBS)
 AC_SUBST(DEP_CFLAGS)
 AC_SUBST(DEP_LIBS)
 
+dnl =====================================
+dnl posix_memalign 
+
+AC_CHECK_FUNC(posix_memalign, have_posix_memalign=yes, have_posix_memalign=no)
+if test x$have_posix_memalign = xyes; then
+   AC_DEFINE(HAVE_POSIX_MEMALIGN, 1, [Whether we have posix_memalign()])
+fi
+
 AC_OUTPUT([pixman-1.pc
            pixman-1-uninstalled.pc
            Makefile
diff --git a/test/blitters-test.c b/test/blitters-test.c
index 4838e81..23de6c2 100644
--- a/test/blitters-test.c
+++ b/test/blitters-test.c
@@ -24,7 +24,7 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <malloc.h>
+#include <config.h>
 #include "pixman.h"
 
 /* A primitive pseudorandom number generator, taken from POSIX.1-2001 example */
@@ -50,6 +50,20 @@ lcg_rand_n (int max)
     return lcg_rand () % max;
 }
 
+static void *
+aligned_malloc (size_t align, size_t size)
+{
+    void *result;
+
+#ifdef HAVE_POSIX_MEMALIGN
+    posix_memalign (&result, align, size);
+#else
+    result = malloc (size);
+#endif
+
+    return result;
+}
+
 /*----------------------------------------------------------------------------*\
  *  CRC-32 version 2.0.0 by Craig Bruce, 2006-04-29.
  *
@@ -259,7 +273,7 @@ create_random_image (pixman_format_code_t *allowed_formats,
     stride = (stride + 3) & ~3;
 
     /* do the allocation */
-    buf = (uint32_t *)memalign (64, stride * height);
+    buf = aligned_malloc (64, stride * height);
 
     /* initialize image with random data */
     for (i = 0; i < stride * height; i++)