From b89ae8d34dc123987b9696c568726bff9a0e6ecd Mon Sep 17 00:00:00 2001
From: Florian Forster <octo@leeloo.lan.home.verplant.org>
Date: Mon, 4 May 2009 17:02:59 +0200
Subject: [PATCH] Build system: Add the --enable-standards configure option.

---
 configure.in    |  1 +
 src/collectd.h  |  5 +++++
 src/standards.h | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 src/standards.h

diff --git a/configure.in b/configure.in
index 561d1069..4b11554f 100644
--- a/configure.in
+++ b/configure.in
@@ -3150,6 +3150,7 @@ collectd features:])
 # FIXME: Remove these calls to `AC_COLLECTD' and then remove that macro.
 AC_COLLECTD([debug],     [enable],  [feature], [debugging])
 AC_COLLECTD([daemon],    [disable], [feature], [daemon mode])
+AC_COLLECTD([standards], [enable],  [feature], [enable strict standards compliance mode])
 AC_COLLECTD([getifaddrs],[enable],  [feature], [getifaddrs under Linux])
 
 dependency_error="no"
diff --git a/src/collectd.h b/src/collectd.h
index 18052ba3..5a039199 100644
--- a/src/collectd.h
+++ b/src/collectd.h
@@ -26,6 +26,11 @@
 # include "config.h"
 #endif
 
+/* Set to C99 and POSIX code */
+#if COLLECT_STANDARDS
+# include "standards.h"
+#endif /* COLLECT_STANDARDS */
+
 #include <stdio.h>
 #if HAVE_SYS_TYPES_H
 # include <sys/types.h>
diff --git a/src/standards.h b/src/standards.h
new file mode 100644
index 00000000..a01b4145
--- /dev/null
+++ b/src/standards.h
@@ -0,0 +1,54 @@
+/**
+ * collectd - src/collectd.h
+ * Copyright (C) 2009  Florian octo Forster
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; only version 2 of the License is applicable.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ * Authors:
+ *   Florian octo Forster <octo at verplant.org>
+ **/
+
+#ifndef COLLECTD_STANDARDS_H
+#define COLLECTD_STANDARDS_H 1
+
+# ifndef _ISOC99_SOURCE
+#  define _ISOC99_SOURCE
+# endif
+# ifndef _POSIX_SOURCE
+#  define _POSIX_SOURCE
+# endif
+# ifndef _POSIX_C_SOURCE
+#  define _POSIX_C_SOURCE 200112L
+# endif
+# ifndef _XOPEN_SOURCE
+#  define _XOPEN_SOURCE 600
+# endif
+# ifndef _REENTRANT
+#  define _REENTRANT
+# endif
+
+#if 0
+/* Disable non-standard extensions */
+# ifdef _BSD_SOURCE
+#  undef _BSD_SOURCE
+# endif
+# ifdef _SVID_SOURCE
+#  undef _SVID_SOURCE
+# endif
+# ifdef _GNU_SOURCE
+#  undef _GNU_SOURCE
+# endif
+#endif /* 0 */
+
+#endif /* COLLECTD_STANDARDS_H */
-- 
2.11.0