GNU99 extracted _XOPEN_SOURCE to config.h.

configure.ac

@@ -50,7 +50,7 @@ AC_CHECK_HEADERS([fcntl.h libintl.h stdlib.h string.h strings.h sys/ioctl.h sys/
 AC_TYPE_SIZE_T
 
 # Checks for library functions.
-AC_CHECK_FUNCS([getpagesize gettimeofday memset mkdir pow putenv realpath regcomp sqrt strcasecmp strchr strerror strncasecmp strstr uname statfs statvfs])
+AC_CHECK_FUNCS([sysconf gettimeofday memset mkdir pow putenv realpath regcomp sqrt strcasecmp strchr strerror strncasecmp strstr uname statfs statvfs])
 AC_SEARCH_LIBS([sqrt], [m], [],
         [AC_MSG_ERROR([Math library not found])])
 
@@ -76,6 +76,8 @@ AS_IF([test "$ac_cv_header_gpfs_h" = "yes" -o "$ac_cv_header_gpfs_fcntl_h" = "ye
 # Check for system capabilities
 AC_SYS_LARGEFILE
 
+AC_DEFINE([_XOPEN_SOURCE], [700], [C99 compatibility])
+
 # Check for lustre availability
 AC_ARG_WITH([lustre],
         [AS_HELP_STRING([--with-lustre],
@@ -254,12 +256,6 @@ Consider --with-aws4c=, CPPFLAGS, LDFLAGS, etc])
 ])
 
 
-
-
-
-
-
-
 # Enable building "IOR", in all capitals
 AC_ARG_ENABLE([caps],
         [AS_HELP_STRING([--enable-caps],

src/aiori-DUMMY.c

@@ -6,8 +6,6 @@
 #  include "config.h"
 #endif
 
-#define _XOPEN_SOURCE 700
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>

src/aiori-MMAP.c

@@ -11,8 +11,6 @@
 #  include "config.h"
 #endif
 
-#define _XOPEN_SOURCE 700
-
 #include <stdio.h>
 #include <stdlib.h>
 

src/aiori.c

@@ -16,8 +16,6 @@
 # include "config.h"
 #endif
 
-#define _XOPEN_SOURCE 700
-
 #include <assert.h>
 #include <stdbool.h>
 

src/ior.c

@@ -12,8 +12,6 @@
 # include "config.h"
 #endif
 
-#define _XOPEN_SOURCE 700
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -466,10 +464,10 @@ static void *aligned_buffer_alloc(size_t size)
         char *buf, *tmp;
         char *aligned;
 
-#ifdef HAVE_GETPAGESIZE
-        size_t pageSize = getpagesize();
-#else
+#ifdef HAVE_SYSCONF
         long pageSize = sysconf(_SC_PAGESIZE);
+#else
+        size_t pageSize = getpagesize();
 #endif
 
         pageMask = pageSize - 1;

src/iordef.h

@@ -45,7 +45,7 @@
 #   define srandom srand
 #   define random() (rand() * (RAND_MAX+1) + rand())    /* Note: only 30 bits */
 #   define sleep(X) Sleep((X)*1000)
-#   define getpagesize() 4096
+#   define sysconf(X) 4096
 #else
 #   include <sys/param.h>                               /* MAXPATHLEN */
 #   include <unistd.h>

src/mdtest.c

@@ -28,8 +28,6 @@
  *   $Date: 2013/11/27 17:05:31 $
  *   $Author: brettkettering $
  */
-#define _XOPEN_SOURCE 700
-
 #include <limits.h>
 #include <math.h>
 #include <stdio.h>

src/option.c

@@ -1,4 +1,3 @@
-#define _XOPEN_SOURCE 700
 #include <stdio.h>
 #include <assert.h>
 #include <stdlib.h>

src/parse_options.c

@@ -16,8 +16,6 @@
 #include "config.h"
 #endif
 
-#define _XOPEN_SOURCE 700
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <ctype.h>
@@ -53,7 +51,12 @@ static size_t NodeMemoryStringToBytes(char *size_str)
         if (percent > 100 || percent < 0)
                 ERR("percentage must be between 0 and 100");
 
+#ifdef HAVE_SYSCONF
         page_size = sysconf(_SC_PAGESIZE);
+#else
+        page_size = getpagesize();
+#endif
+
 #ifdef  _SC_PHYS_PAGES
         num_pages = sysconf(_SC_PHYS_PAGES);
         if (num_pages == -1)