X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/mLib/blobdiff_plain/c846879ccf3e86ea293c157f4aa2ff8716fb5b4c..b317b99dd61e3a00721c8e29c911b6621a275bc6:/exc.h

diff --git a/exc.h b/exc.h
index 6025a4a..1db4a37 100644
--- a/exc.h
+++ b/exc.h
@@ -1,13 +1,13 @@
 /* -*-c-*-
  *
- * $Id: exc.h,v 1.2 1999/05/05 18:50:31 mdw Exp $
+ * $Id: exc.h,v 1.7 2004/04/08 01:36:11 mdw Exp $
  *
  * Structured exception handling in C
  *
  * (c) 1998 Straylight/Edgeware
  */
 
-/*----- Licensing notice --------------------------------------------------* 
+/*----- Licensing notice --------------------------------------------------*
  *
  * This file is part of the mLib utilities library.
  *
@@ -15,30 +15,20 @@
  * it under the terms of the GNU Library General Public License as
  * published by the Free Software Foundation; either version 2 of the
  * License, or (at your option) any later version.
- * 
+ *
  * mLib 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 Library General Public License for more details.
- * 
- * You should have received a copy of the GNU Library General Public
- * License along with mLib; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-/*----- Revision history --------------------------------------------------*
- *
- * $Log: exc.h,v $
- * Revision 1.2  1999/05/05 18:50:31  mdw
- * Change licensing conditions to LGPL.
- *
- * Revision 1.1.1.1  1998/06/17 23:44:42  mdw
- * Initial version of mLib
  *
+ * You should have received a copy of the GNU Library General Public
+ * License along with mLib; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
  */
 
-#ifndef EXC_H
-#define EXC_H
+#ifndef MLIB_EXC_H
+#define MLIB_EXC_H
 
 #ifdef __cplusplus
   extern "C" {
@@ -106,11 +96,11 @@
  *     ... something dangerous ...
  *   } CATCH switch (exc_type) {
  *     case EXC_INTERESTING:
- *   	 ... handle exception ...
- *   	 break;
+ *	 ... handle exception ...
+ *	 break;
  *     default:
- *   	 ... do tidying up ...
- *   	 RETHROW;
+ *	 ... do tidying up ...
+ *	 RETHROW;
  *   } END_TRY;
  */
 
@@ -127,7 +117,7 @@
  * the type of the value field (see below).
  */
 
-/* --- Type type of an exception --- */
+/* --- Type of an exception --- */
 
 typedef unsigned long exc_extype;
 
@@ -148,6 +138,7 @@ typedef unsigned long exc_extype;
 
 #define EXC_GLOBAL 0u			/* The global space defined here */
 #define EXC_SHARED 0xFFFFu		/* The shared space for everyone */
+#define EXC_MLIB EXC_PAIR('m', 'L')	/* Space for mLib exceptions */
 
 /*----- Exception values --------------------------------------------------*
  *
@@ -269,10 +260,10 @@ extern __exc_hnd *__exc_list;		/* List of active handlers */
  *     __exc_hnd h;
  *     add_handler(&h);
  *     if (!setjmp(h.buf)) {
- *  	 do <try code> while (0);
- *  	 remove_handler(&h);
+ *	 do <try code> while (0);
+ *	 remove_handler(&h);
  *     } else
- *  	 <catch code>
+ *	 <catch code>
  *   } while (0)
  *
  * Everything else is ugly hacking to make things work.