From c2388105c4336236caaf7d9b4053b3317223e789 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20M=C3=B6bius?= <moebius@cs.rwth-aachen.de>
Date: Thu, 28 Nov 2013 11:11:26 +0000
Subject: [PATCH] Build fix for getopt.h on Apple. (Thanks to Adam Vandenberg
 for the fix)

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@978 fdac6126-5c0c-442c-9429-916003d36597
---
 src/OpenMesh/Tools/Utils/getopt.h | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

diff --git a/src/OpenMesh/Tools/Utils/getopt.h b/src/OpenMesh/Tools/Utils/getopt.h
index df0d7e01..a156402e 100644
--- a/src/OpenMesh/Tools/Utils/getopt.h
+++ b/src/OpenMesh/Tools/Utils/getopt.h
@@ -5,23 +5,26 @@
 #include <OpenMesh/Core/System/OpenMeshDLLMacros.hh>
 
 #if defined(WIN32)
-#if   defined(__cplusplus)
+ #if   defined(__cplusplus)
+ 
+  extern "C" {
+ 
+   extern OPENMESHDLLEXPORT int opterr;
+   extern OPENMESHDLLEXPORT int optind;
+   extern OPENMESHDLLEXPORT int optopt;
+   extern OPENMESHDLLEXPORT int optreset;
+   extern OPENMESHDLLEXPORT char  *optarg;
 
-extern "C" {
+   OPENMESHDLLEXPORT extern int getopt(int nargc, char * const *nargv, const char *ostr);
 
-extern OPENMESHDLLEXPORT int opterr;
-extern OPENMESHDLLEXPORT int optind;
-extern OPENMESHDLLEXPORT int optopt;
-extern OPENMESHDLLEXPORT int optreset;
-extern OPENMESHDLLEXPORT char  *optarg;
+  }
 
-OPENMESHDLLEXPORT extern int getopt(int nargc, char * const *nargv, const char *ostr);
+  #endif
 
-}
-
-#  endif
+#elif defined __APPLE__
+ #include <unistd.h>
 #else
-#  include <getopt.h>
+ #include <getopt.h>
 #endif
 
 #endif /* _GETOPT_H_ */