tests: detect and check more uses of strcmp

* maint.mk (sc_prohibit_strcmp): Relax regexp to recognize other
formatting styles.

diff --git a/maint.mk b/maint.mk
index e8671bd38b38eabcdb2524baac7251e9a0cad72d..53a124d76c93524015d35b392d565fff89f97bd0 100644 (file)
--- a/maint.mk
+++ b/maint.mk
@@ -131,7 +131,7 @@ sc_prohibit_atoi_atof:
 
 # Use STREQ rather than comparing strcmp == 0, or != 0.
 sc_prohibit_strcmp:
-       @grep -nE '! *str''cmp \(|\<str''cmp \([^)]+\) *=='             \
+       @grep -nE '! *str''cmp *\(|\<str''cmp *\([^)]+\) *=='           \
            $$($(VC_LIST_EXCEPT)) &&                                    \
          { echo '$(ME): use STREQ in place of the above uses of str''cmp' \
                1>&2; exit 1; } || :