Prefer POSIX forms throughout the test scripts

1 file changed, 5 insertions, 2 deletions

diff --git a/tests/valgrind/bin/cgit b/tests/valgrind/bin/cgit
index 56ca807..e35e220 100755
--- a/tests/valgrind/bin/cgit
+++ b/tests/valgrind/bin/cgit
@@ -1,7 +1,10 @@
 #!/bin/sh
 
-# Note that we currently use Git's suppression file and there are variables
-# $GIT_VALGRIND and $CGIT_VALGRIND which point to different places.
+# Stands in for the cgit binary when the suite runs with --valgrind, which is
+# when setup.sh puts this directory ahead of the build on PATH. Git's own
+# suppression file is reused rather than kept in a copy here, so GIT_VALGRIND
+# points into the bundled Git tree while CGIT_VALGRIND points back at this
+# wrapper's home.
 exec valgrind -q --error-exitcode=126 \
 	--suppressions="$GIT_VALGRIND/default.supp" \
 	--gen-suppressions=all \