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author	Eric Blake <ebb9@byu.net>
	Mon, 28 Jul 2008 17:24:03 +0000 (11:24 -0600)
committer	Eric Blake <ebb9@byu.net>
	Mon, 28 Jul 2008 17:42:14 +0000 (11:42 -0600)
commit	64474728e7ddf15fb938a6643ae789123b5bd940
tree	b377a21302ba6c37026554fd3d44baf29de0ae27	tree \| snapshot
parent	3f1a601013fb7cd0bf5a44fd68d9362578311b0e	commit \| diff

Avoid _m4_shiftn for m4 1.6 speedup.

* lib/m4sugar/m4sugar.m4 (m4_foreach, _m4_foreach, m4_map)
(_m4_map, m4_map_sep): Rewrite recursion to use one less m4_if.
* lib/m4sugar/foreach.m4 (_m4_map): Accomodate changed signature.

Signed-off-by: Eric Blake <ebb9@byu.net>

ChangeLog		diff \| blob \| blame \| history
lib/m4sugar/foreach.m4		diff \| blob \| blame \| history
lib/m4sugar/m4sugar.m4		diff \| blob \| blame \| history

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