From 9235fbc2a736da2c68eb2dc0a3c1007b4a202d5e Mon Sep 17 00:00:00 2001
From: Pixel <Pixel>
Date: Tue, 13 Nov 2001 11:50:37 +0000
Subject: Still working on task system.

---
 lib/CopyJob.cc | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

(limited to 'lib/CopyJob.cc')

diff --git a/lib/CopyJob.cc b/lib/CopyJob.cc
index f1d3310..e46e3da 100644
--- a/lib/CopyJob.cc
+++ b/lib/CopyJob.cc
@@ -5,27 +5,29 @@ CopyJob::CopyJob(Handle * as, Handle * ad, ssize_t asiz) : s(as), d(ad), siz(asi
 
 CopyJob::~CopyJob() { }
 
-int CopyJob::Do() {
+int CopyJob::Do() throw (GeneralException) {
     int r, tr;
     
     while (!s->IsClosed() || (siz != cursiz)) {
-	if (!current) {
+	switch (current) {
+	case 0:
 	    tr = siz >= 0 ? siz - cursiz : COPY_BUFSIZ;
 	    try {
 		r = s->read(buffer, MIN(COPY_BUFSIZ, tr));
 	    }
 	    catch (IOAgain e) {
-		return TASK_ON_HOLD;
+		throw TaskSwitch();
+	    }
+	case 1:
+	    try {
+		d->write(buffer, r);
+	    }
+	    catch (IOAgain e) {
+		current = 1;
+		throw TaskSwitch();
 	    }
 	    current = 0;
 	}
-	try {
-	    d->write(buffer, r);
-	}
-	catch (IOAgain e) {
-	    current = 1;
-	    return TASK_ON_HOLD;
-	}
 	cursiz += r;
     }
 }
-- 
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