jolly has uploaded this change for review.

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Add start and stop functions to PIPEasp

In order to start a process in the background, add a start function that
does not wait for the process to terminate. Also add a stop function
that kills the process and flushes the receive buffer.

Related: SYS#8101
Change-Id: I5be804e5fa7b9a135cceaf07ac4157895a222b40
---
M library/PIPEasp_Templates.ttcn
1 file changed, 18 insertions(+), 0 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/66/43266/1

diff --git a/library/PIPEasp_Templates.ttcn b/library/PIPEasp_Templates.ttcn
index 0775a5e..85a8656 100644
--- a/library/PIPEasp_Templates.ttcn
+++ b/library/PIPEasp_Templates.ttcn
@@ -70,4 +70,22 @@
 	return f_PIPEasp_exec_sync_PResult(pt, cmdline, tr_PResult(?, ?, rc));
 }
 
+function f_PIPEasp_exec_async_start(PIPEasp_PT pt,
+				       charstring cmdline,
+				       charstring stdin := "") {
+	pt.send(ts_PExecute(cmdline, stdin));
+}
+
+function f_PIPEasp_exec_async_stop(PIPEasp_PT pt,
+				   charstring progname) {
+	timer t_flush := 0.5;
+
+	pt.send(ts_PExecute("pkill -f " & progname, ""))
+
+	t_flush.start;
+	alt {
+		[] pt.receive { repeat; }
+		[] t_flush.timeout { }
+	}
+}
 }

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