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bug#18368: HYBRID_MALLOC broke AIX build

From: Ken Brown
Subject: bug#18368: HYBRID_MALLOC broke AIX build
Date: Sat, 30 Aug 2014 21:41:57 -0400
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0

On 8/30/2014 6:50 PM, Paul Eggert wrote:
The trunk's recent HYBRID_MALLOC changes broke the build on AIX.

How's this:

=== modified file 'src/gmalloc.c'
--- src/gmalloc.c       2014-08-28 14:48:02 +0000
+++ src/gmalloc.c       2014-08-31 01:29:41 +0000
@@ -19,13 +19,6 @@
    The author may be reached (Email) at the address address@hidden,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */

-/* If HYBRID_MALLOC is defined in config.h, then conf_post.h #defines
-   malloc and friends as macros before including stdlib.h.  In this
-   file we will need the prototypes for the system malloc, so we must
-   include stdlib.h before config.h.  And we have to do this
-   unconditionally, since HYBRID_MALLOC hasn't been defined yet.  */
-#include <stdlib.h>
 #include <config.h>

 #if defined HAVE_PTHREAD && !defined HYBRID_MALLOC
@@ -1725,6 +1718,17 @@
 #undef aligned_alloc
 #undef free

+/* Declare system malloc and friends.  */
+extern void *malloc (size_t size);
+extern void *realloc (void *ptr, size_t size);
+extern void *calloc (size_t nmemb, size_t size);
+extern void free (void *ptr);
+extern void *aligned_alloc (size_t alignment, size_t size);
+#elif defined HAVE_POSIX_MEMALIGN
+extern int posix_memalign (void **memptr, size_t alignment, size_t size);
 /* See the comments near the beginning of this file for explanations
    of the following functions. */

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