===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/aucat/Attic/safile.c,v
retrieving revision 1.19
retrieving revision 1.20
diff -u -r1.19 -r1.20
--- src/usr.bin/aucat/Attic/safile.c	2009/11/05 08:36:48	1.19
+++ src/usr.bin/aucat/Attic/safile.c	2010/01/10 21:47:41	1.20
@@ -1,4 +1,4 @@
-/*	$OpenBSD: safile.c,v 1.19 2009/11/05 08:36:48 ratchov Exp $	*/
+/*	$OpenBSD: safile.c,v 1.20 2010/01/10 21:47:41 ratchov Exp $	*/
 /*
  * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
  *
@@ -30,6 +30,9 @@
 #include "dev.h"
 #include "file.h"
 #include "safile.h"
+#ifdef DEBUG
+#include "dbg.h"
+#endif
 
 struct safile {
 	struct file file;
@@ -163,10 +166,20 @@
 	struct safile *f = (struct safile *)file;
 
 	if (!sio_start(f->hdl)) {
+#ifdef DEBUG
+		dbg_puts(f->file.name);
+		dbg_puts(": failed to start device\n");
+#endif
 		file_close(file);
 		return;
 	}
 	f->started = 1;
+#ifdef DEBUG
+	if (debug_level >= 3) {
+		file_dbg(&f->file);
+		dbg_puts(": started\n");
+	}
+#endif
 }
 
 void
@@ -176,9 +189,19 @@
 
 	f->started = 0;
 	if (!sio_eof(f->hdl) && !sio_stop(f->hdl)) {
+#ifdef DEBUG
+		dbg_puts(f->file.name);
+		dbg_puts(": failed to stop device\n");
+#endif
 		file_close(file);
 		return;
 	}
+#ifdef DEBUG
+	if (debug_level >= 3) {
+		file_dbg(&f->file);
+		dbg_puts(": stopped\n");
+	}
+#endif
 }
 
 unsigned
@@ -191,8 +214,18 @@
 	if (n == 0) {
 		f->file.state &= ~FILE_ROK;
 		if (sio_eof(f->hdl)) {
+#ifdef DEBUG
+			dbg_puts(f->file.name);
+			dbg_puts(": failed to read from device\n");
+#endif
 			file_eof(&f->file);
 		} else {
+#ifdef DEBUG
+			if (debug_level >= 4) {
+				file_dbg(&f->file);
+				dbg_puts(": reading blocked\n");
+			}
+#endif
 		}
 		return 0;
 	}
@@ -210,8 +243,18 @@
 	if (n == 0) {
 		f->file.state &= ~FILE_WOK;
 		if (sio_eof(f->hdl)) {
+#ifdef DEBUG
+			dbg_puts(f->file.name);
+			dbg_puts(": failed to write on device\n");
+#endif
 			file_hup(&f->file);
 		} else {
+#ifdef DEBUG
+			if (debug_level >= 4) {
+				file_dbg(&f->file);
+				dbg_puts(": writing blocked\n");
+			}
+#endif
 		}
 		return 0;
 	}