[dia] Bug #585004 - implicit declaration of function 'finite'

[Hans Breuer <hans src gnome org>]

commit b3bbb15ab91bbcc94aa1265953eba1b3c7d620e3
Author: Hans Breuer <hans breuer org>
Date:   Sat Jun 6 19:02:26 2009 +0200

    Bug #585004 - implicit declaration of function 'finite'
    
    To get the definition either _BSD_SOURCE or _SVID_SOURCE needs to
    be defined before inclusion of <math.h>
---
 lib/arrows.c           |    4 +++-
 lib/boundingbox.c      |    6 +++++-
 objects/standard/arc.c |    1 +
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/arrows.c b/lib/arrows.c
index bf9dc95..b0dc3a7 100644
--- a/lib/arrows.c
+++ b/lib/arrows.c
@@ -18,10 +18,12 @@
 
 #include <config.h>
 
+#define _BSD_SOURCE 1 /* to get finite */
+#include <math.h>
 #include <stdio.h>
 #include <string.h>
+
 #include <glib.h>
-#include <math.h>
 #include "message.h"
 #include "boundingbox.h"
 
diff --git a/lib/boundingbox.c b/lib/boundingbox.c
index 14e271a..6d2749f 100644
--- a/lib/boundingbox.c
+++ b/lib/boundingbox.c
@@ -20,9 +20,13 @@
 /** \file boundingbox.c This code is nothing but a fancy pile of FPU crap. */
 
 #include <config.h>
-#include <glib.h>
+
+#define _BSD_SOURCE 1
 #include <math.h>
 #include <string.h> /* memcmp() */
+
+#include <glib.h>
+
 #include "geometry.h"
 #include "boundingbox.h"
 
diff --git a/objects/standard/arc.c b/objects/standard/arc.c
index ae1b584..28302a6 100644
--- a/objects/standard/arc.c
+++ b/objects/standard/arc.c
@@ -21,6 +21,7 @@
 #endif
 
 #include <assert.h>
+#define _BSD_SOURCE 1 /* to get finite */
 #include <math.h>
 
 #include "intl.h"