maint.mk: also prohibit "#undef" of always-defined symbols

[gnulib.git] / ChangeLog

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+2010-05-27  Jim Meyering  <meyering@redhat.com>
+
+       maint.mk: also prohibit "#undef" of always-defined symbols
+       * top/maint.mk (def_sym_regex): Handle #undef as well as #define.
+       Allow more than one space before the symbol name.
+       (sc_prohibit_always-defined_macros): Use grep's -E, now that
+       the regexp uses alternation.
+
 2010-05-26  Eric Blake  <eblake@redhat.com>
 
        maint.mk: avoid echo -e