start-testsuite.sh: allow overriding TTCN3_BIN_DIR
Override the default of /usr/bin with the environment variable of the
same name, if set.
Related: OS#4564
Change-Id: I245ae368a97558006fc9f85d4fcb4e4cd52fb19a
diff --git a/start-testsuite.sh b/start-testsuite.sh
index a6380b7..b9324bb 100755
--- a/start-testsuite.sh
+++ b/start-testsuite.sh
@@ -3,6 +3,9 @@
# Helper script to starte a TITAN-generated test suite, supporting
# dynamically linked suites to ensure JUNIT generation is possible.
+# Environment variables:
+# * TTCN3_BIN_DIR: override where to look for ttcn3_start
+
# Copyright 2017 Harald Welte
# Copyright 2018 sysmocom - s.f.m.c. GmbH
#
@@ -43,7 +46,7 @@
#TTCN3_BIN_DIR="$TTCN3_DIR/bin"
# below is for the debian packages
-TTCN3_BIN_DIR="/usr/bin"
+TTCN3_BIN_DIR="${TTCN3_BIN_DIR:-/usr/bin}"
TITAN_LIBRARY_PATH="/usr/lib/titan:/usr/ttcn3/lib"
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$SUITE_DIR:$TITAN_LIBRARY_PATH" "$TTCN3_BIN_DIR/ttcn3_start" $SUITE $CFG $TEST