Make Perl interpreter required for system tests

This change has no practical impact, as Perl was already required for
all system tests, this check only makes it more explicit.

(cherry picked from commit 084d72d1d5ea38f4ccc600fd04d61fed1c3124c3)

diff --git a/bin/tests/system/conf.sh.in b/bin/tests/system/conf.sh.in
index 8d4a55c21c58ccd38f3fdd4fd79b4938bb44ca80..98a6e3d69ea15ba020db8269ad3b1b93ebf3d738 100644 (file)
--- a/bin/tests/system/conf.sh.in
+++ b/bin/tests/system/conf.sh.in
@@ -81,7 +81,11 @@ export PYTEST=@PYTEST@
 #
 # Interpreters for system tests detected by configure
 #
-export PERL=$(command -v "@PERL@")
+export PERL=$(command -v "@PERL@" || true)
+if ! test -x "$PERL"; then
+    echo "Perl interpreter is required for system tests."
+    exit 77
+fi
 export PYTHON=$(command -v "@PYTHON@" || true)
 
 # Load common values