Eric Blake <ebb9 <at> byu.net> writes: > > This patch series squeezes another 4% performance improvement out of autoconf > (8.8 to 8.4 seconds on coreutils). > Eric Blake (7): > Use more efficient macro in AT_INIT. > Use more efficient macros in AC_CHECK_FUNCS. > Use more efficient macros in AC_CHECK_HEADERS. > Use more efficient macros in AC_CHECK_TYPES. > Use more efficient macros in AC_CHECK_FILES and AC_CHECK_DECLS. > Use more efficient macros in AC_CONFIG_FILES. > Avoid some regex uses.
Now applied. I'm also debating about improving AC_DEFINE (always) and AC_DEFINE_UNQUOTED (when there are no ") to use AS_ECHO rather than a here-doc, to avoid the forking of cat processes while building confdefs.h. -- Eric Blake
