Fix strerror() handling for systems which set ANSI_STRING.

Don't print errors if "include" is specified with no arguments.
New test suite for the $(shell ...) function.

1 files changed, 23 insertions, 0 deletions

diff --git a/tests/scripts/functions/shell b/tests/scripts/functions/shell
new file mode 100644
index 0000000..ecea4cf
--- /dev/null
+++ b/tests/scripts/functions/shell
@@ -0,0 +1,23 @@
+#                                                                    -*-perl-*-
+
+$description = 'Test the $(shell ...) function.';
+
+$details = '';
+
+
+# Test shells inside rules.
+run_make_test('.PHONY: all
+all: ; @echo $(shell echo hi)
+','','hi');
+
+
+# Test shells inside exported environment variables.
+# This is the test that fails if we try to put make exported variables into
+# the environment for a $(shell ...) call.
+run_make_test('
+export HI = $(shell echo hi)
+.PHONY: all
+all: ; @echo $$HI
+','','hi');
+
+1;