===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/gprof/dfn.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- src/usr.bin/gprof/dfn.c	1996/06/26 05:33:49	1.2
+++ src/usr.bin/gprof/dfn.c	2001/03/22 05:18:30	1.3
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dfn.c,v 1.2 1996/06/26 05:33:49 deraadt Exp $	*/
+/*	$OpenBSD: dfn.c,v 1.3 2001/03/22 05:18:30 mickey Exp $	*/
 /*	$NetBSD: dfn.c,v 1.5 1995/04/19 07:15:56 cgd Exp $	*/
 
 /*
@@ -38,7 +38,7 @@
 #if 0
 static char sccsid[] = "@(#)dfn.c	8.1 (Berkeley) 6/6/93";
 #else
-static char rcsid[] = "$OpenBSD: dfn.c,v 1.2 1996/06/26 05:33:49 deraadt Exp $";
+static char rcsid[] = "$OpenBSD: dfn.c,v 1.3 2001/03/22 05:18:30 mickey Exp $";
 #endif
 #endif /* not lint */
 
@@ -57,6 +57,7 @@
 
 int	dfn_counter;
 
+void
 dfn_init()
 {
 
@@ -67,6 +68,7 @@
     /*
      *	given this parent, depth first number its children.
      */
+void
 dfn( parentp )
     nltype	*parentp;
 {
@@ -113,15 +115,14 @@
     /*
      *	push a parent onto the stack and mark it busy
      */
+void
 dfn_pre_visit( parentp )
     nltype	*parentp;
 {
 
     dfn_depth += 1;
-    if ( dfn_depth >= DFN_DEPTH ) {
-	fprintf( stderr , "[dfn] out of my depth (dfn_stack overflow)\n" );
-	exit( 1 );
-    }
+    if ( dfn_depth >= DFN_DEPTH )
+	errx(1, "[dfn] out of my depth (dfn_stack overflow)" );
     dfn_stack[ dfn_depth ].nlentryp = parentp;
     dfn_stack[ dfn_depth ].cycletop = dfn_depth;
     parentp -> toporder = DFN_BUSY;
@@ -162,6 +163,7 @@
     /*
      *	MISSING: an explanation
      */
+void
 dfn_findcycle( childp )
     nltype	*childp;
 {
@@ -180,10 +182,8 @@
 	    break;
 	}
     }
-    if ( cycletop <= 0 ) {
-	fprintf( stderr , "[dfn_findcycle] couldn't find head of cycle\n" );
-	exit( 1 );
-    }
+    if ( cycletop <= 0 )
+	errx( 1, "[dfn_findcycle] couldn't find head of cycle");
 #   ifdef DEBUG
 	if ( debug & DFNDEBUG ) {
 	    printf( "[dfn_findcycle] dfn_depth %d cycletop %d " ,
@@ -260,10 +260,8 @@
 			}
 #		    endif DEBUG
 		}
-	    } else if ( childp -> cyclehead != cycleheadp /* firewall */ ) {
-		fprintf( stderr ,
-			"[dfn_busy] glommed, but not to cyclehead\n" );
-	    }
+	    } else if ( childp -> cyclehead != cycleheadp /* firewall */ )
+		warnx("[dfn_busy] glommed, but not to cyclehead");
 	}
     }
 }
@@ -272,6 +270,7 @@
      *	deal with self-cycles
      *	for lint: ARGSUSED
      */
+void
 dfn_self_cycle( parentp )
     nltype	*parentp;
 {
@@ -293,6 +292,7 @@
      *	[MISSING: an explanation]
      *	and pop it off the stack
      */
+void
 dfn_post_visit( parentp )
     nltype	*parentp;
 {