From 1b608481a4062f3a8f98192e50acfcb73cf577e2 Mon Sep 17 00:00:00 2001
From: William Hubbs <w.d.hubbs@gmail.com>
Date: Sun, 5 Oct 2008 16:22:16 -0500
Subject: [PATCH] the main loop now uses strrchr and strcpy

The idea for this change came from another patch submitted by Chris
Brannon.  We now use strrchr to look for the flush character and strcpy
to move the remainder of the buffer to the beginning.
---
 softsynth.c | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/softsynth.c b/softsynth.c
index e964b70..67998e3 100644
--- a/softsynth.c
+++ b/softsynth.c
@@ -135,10 +135,9 @@ void main_loop(struct synth_t *s)
 {
 	fd_set set;
 	struct timeval tv;
-	int i;
-	int j;
 	ssize_t length;
 	char buf[maxBufferSize];
+	char *cp;
 
 	while (1) {
 		queue_process_entry(s);
@@ -165,16 +164,13 @@ void main_loop(struct synth_t *s)
 			break;
 		}
 		*(buf + length) = 0;
-		/* *(buf+length) is not 0x18 */
-		for (i = length - 1; i >= 0; i--)
-			if (*(buf + i) == synthFlushChar) {
-				queue_clear();
-				stop_speech();
-				j = length - i;
-				for (length = 0; length <= j; length++)
-					*(buf + length) = *(buf + i++);
-				break;
-			}
+		cp = strrchr(buf, synthFlushChar);
+		if (cp) {
+			queue_clear();
+			stop_speech();
+			strcpy(buf, cp+1);
+			length = strlen(buf);
+		}
 		process_buffer(s, buf, length);
 	}
 }