Suppress runtest_tasks() if empty

This avoids an unrequired shell call.
latex3 · Dec 12, 2023 · 4d8e5d9 · 4d8e5d9
1 parent d1dccb5
commit 4d8e5d9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/l3build-check.lua b/l3build-check.lua
@@ -824,7 +824,7 @@ function runtest(name, engine, hide, ext, test_type, breakout)
     )
     -- On Windows, concatenating here will suppress any non-zero errorlevel
     -- from the main run, so we split into two parts.
-    if errlevels[i] == 0 then
+    if errlevels[i] == 0 and runtest_tasks("X",0) ~= "" then
       local errorlevel =
         runcmd(preamble .. runtest_tasks(jobname(lvtfile),i),testdir)
       if errorlevel ~= 0 then errlevels[i] = errorlevel end