maint.mk: catch more abuse of HAVE_DECL in syntax-check

[gnulib.git] / top / maint.mk

diff --git a/top/maint.mk b/top/maint.mk
index 2b454a1..c1b786f 100644 (file)
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -809,7 +809,7 @@ sc_prohibit_always_true_header_tests:
          $(_sc_search_regexp)
 
 sc_prohibit_defined_have_decl_tests:
-       @prohibit='#[    ]*if(n?def|.*\<defined)\>[      (]+HAVE_DECL_' \
+       @prohibit='(#[   ]*ifn?def|\<defined)\>[         (]+HAVE_DECL_' \
        halt='HAVE_DECL macros are always defined'                      \
          $(_sc_search_regexp)