1 files changed, 80 insertions, 0 deletions
diff --git a/gsl-1.9/err/gsl_message.h b/gsl-1.9/err/gsl_message.h
new file mode 100644
index 0000000..c717f53
--- /dev/null
+++ b/gsl-1.9/err/gsl_message.h
@@ -0,0 +1,80 @@
+/* err/gsl_message.h
+ * 
+ * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman, Brian Gough
+ * 
+ * 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; either version 2 of the License, or (at
+ * your option) any later version.
+ * 
+ * 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GSL_MESSAGE_H__
+#define __GSL_MESSAGE_H__
+#include <gsl/gsl_types.h>
+
+#undef __BEGIN_DECLS
+#undef __END_DECLS
+#ifdef __cplusplus
+# define __BEGIN_DECLS extern "C" {
+# define __END_DECLS }
+#else
+# define __BEGIN_DECLS /* empty */
+# define __END_DECLS /* empty */
+#endif
+
+__BEGIN_DECLS
+
+/* Provide a general messaging service for client use.  Messages can
+ * be selectively turned off at compile time by defining an
+ * appropriate message mask. Client code which uses the GSL_MESSAGE()
+ * macro must provide a mask which is or'ed with the GSL_MESSAGE_MASK.
+ *
+ * The messaging service can be completely turned off
+ * by defining GSL_MESSAGING_OFF.  */
+
+void gsl_message(const char * message, const char * file, int line,
+                 unsigned int mask);
+
+#ifndef GSL_MESSAGE_MASK
+#define GSL_MESSAGE_MASK 0xffffffffu /* default all messages allowed */
+#endif
+
+GSL_VAR unsigned int gsl_message_mask ;
+
+/* Provide some symolic masks for client ease of use. */
+
+enum {
+  GSL_MESSAGE_MASK_A = 1,
+  GSL_MESSAGE_MASK_B = 2,
+  GSL_MESSAGE_MASK_C = 4,
+  GSL_MESSAGE_MASK_D = 8,
+  GSL_MESSAGE_MASK_E = 16,
+  GSL_MESSAGE_MASK_F = 32,
+  GSL_MESSAGE_MASK_G = 64,
+  GSL_MESSAGE_MASK_H = 128
+} ;
+
+#ifdef GSL_MESSAGING_OFF        /* throw away messages */ 
+#define GSL_MESSAGE(message, mask) do { } while(0)
+#else                           /* output all messages */
+#define GSL_MESSAGE(message, mask) \
+       do { \
+       if (mask & GSL_MESSAGE_MASK) \
+         gsl_message (message, __FILE__, __LINE__, mask) ; \
+       } while (0)
+#endif
+
+__END_DECLS
+
+#endif /* __GSL_MESSAGE_H__ */
+
+