Support systems without malloc.h or posix_memalign (ie, pretty much every

one we support that isn't Linux)

This commit was SVN r12880.

configure.ac

@@ -713,7 +713,7 @@ OMPI_CHECK_FUNC_LIB([dirname], [gen])
 # Darwin doesn't need -lm, as it's a symlink to libSystem.dylib
 OMPI_CHECK_FUNC_LIB([ceil], [m])
 
-AC_CHECK_FUNCS([asprintf snprintf vasprintf vsnprintf openpty isatty htonl ntohl htons ntohs getpwuid fork waitpid execve pipe ptsname setsid mmap mallopt tcgetpgrp])
+AC_CHECK_FUNCS([asprintf snprintf vasprintf vsnprintf openpty isatty htonl ntohl htons ntohs getpwuid fork waitpid execve pipe ptsname setsid mmap mallopt tcgetpgrp posix_memalign])
 
 #
 # Make sure we can copy va_lists (need check declared, not linkable)

ompi/mca/mpool/rdma/mpool_rdma_component.c

@@ -26,7 +26,9 @@
 #include "orte/util/proc_info.h"
 #include "orte/util/sys_info.h"
 #include <unistd.h>
+#ifdef HAVE_MALLOC_H
 #include <malloc.h>
+#endif
 
 /*
  * Local functions

ompi/mca/mpool/rdma/mpool_rdma_module.c

@@ -25,7 +25,9 @@
 #include "ompi/mca/mpool/rdma/mpool_rdma.h"
 #include <errno.h>
 #include <string.h>
+#ifdef HAVE_MALLOC_H
 #include <malloc.h>
+#endif
 #include "ompi/mca/rcache/rcache.h"
 #include "ompi/mca/rcache/base/base.h"
 #include "ompi/mca/mpool/base/base.h"
@@ -82,8 +84,14 @@ void* mca_mpool_rdma_alloc(mca_mpool_base_module_t *mpool, size_t size,
 {
     void *addr;
 
+#ifdef HAVE_POSIX_MEMALIGN
     if(posix_memalign(&addr, mca_mpool_base_page_size, size) != 0)
         return NULL;
+#else
+    if (NULL == (addr = malloc(size))) {
+        return NULL;
+    }
+#endif
 
     if(OMPI_SUCCESS != mca_mpool_rdma_register(mpool, addr, size, flags, reg)) {
         free(addr);