[FYI] maintcheck: test scripts should be executable, check for that

[Stefano Lattarini]

* syntax-checks.mk (sc_tests_executable): Here, in this new check.
(syntax_check_rules): Add it.
* Makefile.am (dist-hook): Drop, no need to make test cases executable
anymore.

Signed-off-by: Stefano Lattarini <address@hidden>
---
 syntax-checks.mk |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/syntax-checks.mk b/syntax-checks.mk
index 3bbc4da..3b20911 100644
--- a/syntax-checks.mk
+++ b/syntax-checks.mk
@@ -65,6 +65,7 @@ sc_tests_required_after_defs \
 sc_tests_overriding_macros_on_cmdline \
 sc_tests_plain_sleep \
 sc_tests_ls_t \
+sc_tests_executable \
 sc_m4_am_plain_egrep_fgrep \
 sc_tests_no_configure_in \
 sc_tests_PATH_SEPARATOR \
@@ -446,6 +447,19 @@ sc_tests_ls_t:
          exit 1; \
        fi
 
+## Test scripts must be executable.
+sc_tests_executable:
+       @st=0; \
+       for f in $(xtests); do \
+         case $$f in \
+           t/ax/*|./t/ax/*|$(srcdir)/t/ax/*);; \
+           *) test -x $$f || { echo "$$f: not executable" >&2; st=1; }; \
+         esac; \
+       done; \
+       test $$st -eq 0 || echo '$@: some test scripts are not executable' >&2; 
\
+       exit $$st;
+
+
 ## Never use 'sleep 1' to create files with different timestamps.
 ## Use '$sleep' instead.  Some filesystems (e.g., Windows) have only
 ## a 2sec resolution.
-- 
1.7.9.5