When building on gcc, use noreturn attribute on adios and the various done

[mmh] / h / mh.h

diff --git a/h/mh.h b/h/mh.h
index 81a6021..97c7769 100644 (file)
--- a/h/mh.h
+++ b/h/mh.h
@@ -29,6 +29,15 @@
 #endif
 typedef unsigned char  boolean;  /* not int so we can pack in a structure */
 
+/* If we're using gcc then give it some information about
+ * functions that abort.
+ */
+#if __GNUC__ > 2
+#define NORETURN __attribute__((__noreturn__))
+#else
+#define NORETURN
+#endif
+
 /*
  * user context/profile structure
  */
@@ -58,6 +67,8 @@ struct swit {
 
 extern struct swit anoyes[];   /* standard yes/no switches */
 
+#define ATTACHFORMATS 3                /* Number of send attach formats. */
+
 /*
  * general folder attributes
  */
@@ -334,5 +345,7 @@ extern char *vmhproc;
 extern char *whatnowproc;
 extern char *whomproc;
 
+extern void (*done) (int) NORETURN;
+
 #include <h/prototypes.h>