[runtimes][NFC] Improve error message when running Lit incorrectly

ldionne · ldionne · commit eeb931641ae7 · 2024-06-26T15:44:28.000-05:00
diff --git a/libcxx/test/lit.cfg.py b/libcxx/test/lit.cfg.py
@@ -7,5 +7,6 @@
 lit_config.fatal(
     "You seem to be running Lit directly -- you should be running Lit through "
     "<build>/bin/llvm-lit, which will ensure that the right Lit configuration "
-    "file is used."
+    "file is used. See https://libcxx.llvm.org/TestingLibcxx.html#usage for "
+    "how to run the libc++ tests."
 )
diff --git a/libcxxabi/test/lit.cfg.py b/libcxxabi/test/lit.cfg.py
@@ -7,5 +7,6 @@
 lit_config.fatal(
     "You seem to be running Lit directly -- you should be running Lit through "
     "<build>/bin/llvm-lit, which will ensure that the right Lit configuration "
-    "file is used."
+    "file is used. See https://libcxx.llvm.org/TestingLibcxx.html#usage for "
+    "how to run the libc++abi tests."
 )
diff --git a/libunwind/test/lit.cfg.py b/libunwind/test/lit.cfg.py
@@ -7,5 +7,6 @@
 lit_config.fatal(
     "You seem to be running Lit directly -- you should be running Lit through "
     "<build>/bin/llvm-lit, which will ensure that the right Lit configuration "
-    "file is used."
+    "file is used. See https://libcxx.llvm.org/TestingLibcxx.html#usage for "
+    "how to run the libunwind tests."
 )

Original file line number	Diff line number	Diff line change
`@@ -7,5 +7,6 @@`
`7`	`7`	`lit_config.fatal(`
`8`	`8`	`"You seem to be running Lit directly -- you should be running Lit through "`
`9`	`9`	`"<build>/bin/llvm-lit, which will ensure that the right Lit configuration "`
`10`		`- "file is used."`
	`10`	`+ "file is used. See https://libcxx.llvm.org/TestingLibcxx.html#usage for "`
	`11`	`+ "how to run the libc++ tests."`
`11`	`12`	`)`