mbenson 2004/04/01 11:11:02
Modified: . WHATSNEW CONTRIBUTORS
src/main/org/apache/tools/ant/taskdefs Execute.java
Log:
I/O-intensive processes hung when started by Execute.spawn()
PR: 23893/26852.
Submitted by: Daniel Spilker
Revision Changes Path
1.579 +3 -0 ant/WHATSNEW
Index: WHATSNEW
===================================================================
RCS file: /home/cvs/ant/WHATSNEW,v
retrieving revision 1.578
retrieving revision 1.579
diff -u -r1.578 -r1.579
--- WHATSNEW 1 Apr 2004 13:06:45 -0000 1.578
+++ WHATSNEW 1 Apr 2004 19:11:02 -0000 1.579
@@ -23,6 +23,9 @@
* <junit> and <assertions> are working together. Bugzilla report 27218
+* I/O-intensive processes hung when executed via <exec spawn="true">.
+ Bugzilla reports 23893/26852.
+
Other changes:
--------------
1.6 +1 -0 ant/CONTRIBUTORS
Index: CONTRIBUTORS
===================================================================
RCS file: /home/cvs/ant/CONTRIBUTORS,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- CONTRIBUTORS 31 Mar 2004 14:20:18 -0000 1.5
+++ CONTRIBUTORS 1 Apr 2004 19:11:02 -0000 1.6
@@ -30,6 +30,7 @@
Cyrille Morvan
Dale Anson
Dan Armbrust
+Daniel Spilker
Danno Ferrin
Davanum Srinivas
David A. Herman
1.77 +13 -0 ant/src/main/org/apache/tools/ant/taskdefs/Execute.java
Index: Execute.java
===================================================================
RCS file: /home/cvs/ant/src/main/org/apache/tools/ant/taskdefs/Execute.java,v
retrieving revision 1.76
retrieving revision 1.77
diff -u -r1.76 -r1.77
--- Execute.java 30 Mar 2004 23:22:14 -0000 1.76
+++ Execute.java 1 Apr 2004 19:11:02 -0000 1.77
@@ -17,6 +17,7 @@
package org.apache.tools.ant.taskdefs;
+import java.io.OutputStream;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
@@ -509,6 +510,18 @@
Project.MSG_VERBOSE);
}
}
+
+ OutputStream dummyOut = new OutputStream() {
+ public void write(int b) throws IOException {
+ }
+ };
+
+ ExecuteStreamHandler streamHandler = new PumpStreamHandler(dummyOut);
+ streamHandler.setProcessErrorStream(process.getErrorStream());
+ streamHandler.setProcessOutputStream(process.getInputStream());
+ streamHandler.start();
+ process.getOutputStream().close();
+
project.log("spawned process " + process.toString(),
Project.MSG_VERBOSE);
}
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