Eric Blake 07263c965a Add AS_LITERAL_WORD_IF. ... * lib/m4sugar/m4sh.m4 (_AS_LITERAL_IF): Also reject shell quoting characters as non-literal, and provide way to reject space. (AS_LITERAL_WORD_IF): New macro. * doc/autoconf.texi (Polymorphic Variables) <AS_LITERAL_IF>: Document new macro. Fix example to match reality. * NEWS: Document change and new macro. * tests/m4sh.at (AS@&t@_LITERAL_IF): Update test. Signed-off-by: Eric Blake <eblake@redhat.com>		2010-07-02 11:35:34 -06:00
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autoconf	Optimize AC_DEFINE.	2010-07-02 10:44:31 -06:00
Autom4te	Update copyright year.	2010-01-05 20:59:55 -07:00
autoscan	Update copyright year.	2010-01-05 20:59:55 -07:00
autotest	Document, test, and fix AT_ARG_OPTION, AT_ARG_OPTION_ARG.	2010-06-17 22:44:02 +02:00
emacs	Update copyright year.	2010-01-05 20:59:55 -07:00
m4sugar	Add AS_LITERAL_WORD_IF.	2010-07-02 11:35:34 -06:00
autom4te.in	Update copyright year.	2010-01-05 20:59:55 -07:00
freeze.mk	Update copyright year.	2010-01-05 20:59:55 -07:00
Makefile.am	Update copyright year.	2010-01-05 20:59:55 -07:00