#define _GNU_SOURCE in files that need it (instead of globally).

benchmarks/linearHashNTAMultiReader.c

@@ -6,14 +6,6 @@
 #include <unistd.h>
 #include <pthread.h>
 
-// if we're using linux's crazy version of the pthread header, 
-// it probably forgot to include PTHREAD_STACK_MIN 
-
-#ifndef PTHREAD_STACK_MIN
-#include <limits.h>
-#endif
-
-
 int i = 0;
 int max_active = 0;
 

benchmarks/rawIOPS.c

@@ -4,6 +4,9 @@
  *  Created on: Aug 26, 2011
  *      Author: sears
  */
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE // for O_DIRECT
+#endif
 #include <config.h>
 #include <stasis/common.h>
 #include <stasis/util/random.h>

benchmarks/sequentialThroughput.c

@@ -1,3 +1,6 @@
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE // for O_DIRECT
+#endif
 #include <config.h>
 #include <stasis/transactional.h>
 

config.h.cmake

@@ -1,8 +1,5 @@
 #ifndef STASIS_CONFIG_H
 #define STASIS_CONFIG_H
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
 #cmakedefine HAVE_POSIX_FALLOCATE
 #cmakedefine HAVE_POSIX_MEMALIGN
 #cmakedefine HAVE_POSIX_FADVISE

src/stasis/bufferManager/legacy/pageFile.c

@@ -3,6 +3,9 @@
     This file handles all of the file I/O for pages.
 
 */
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE  // for sync file range constants.
+#endif
 #include "config.h"
 
 #include <stasis/page.h>

src/stasis/flags.c

@@ -1,4 +1,7 @@
-#include <config.h> //for O_NOATIME
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+#include <config.h>
 #include <stasis/common.h>
 #include <stasis/flags.h>
 #include <stasis/constants.h>

src/stasis/io/file.c

@@ -1,3 +1,6 @@
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE // for sync file range constants.
+#endif
 #include <config.h>
 #include <stasis/common.h>
 #include <fcntl.h>

src/stasis/io/pfile.c

@@ -1,3 +1,6 @@
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE // for sync_file_range constants
+#endif
 #include <config.h>
 
 #include <stasis/io/handle.h>