m4 ChangeLog doc/m4.texinfo src/builtin.c [branch-1_4]

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Branch:         branch-1_4
Changes by:     Eric Blake <ericb>      07/10/02 22:05:53

Modified files:
        .              : ChangeLog 
        doc            : m4.texinfo 
        src            : builtin.c 

Log message:
        Another Autoconf usage pattern optimization.
        
        * src/builtin.c (m4_index): Optimize search for one byte.
        * doc/m4.texinfo (Index macro, Regexp, Patsubst): Test the new
        code paths.
        
        Signed-off-by: Eric Blake <address@hidden>

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/m4/ChangeLog?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.290&r2=1.1.1.1.2.291
http://cvs.savannah.gnu.org/viewcvs/m4/doc/m4.texinfo?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.135&r2=1.1.1.1.2.136
http://cvs.savannah.gnu.org/viewcvs/m4/src/builtin.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.63&r2=1.1.1.1.2.64