AUTOUPDATE(1) User Commands AUTOUPDATE(1)

autoupdate - Update a configure.ac to a newer Autoconf

autoupdate [OPTION]... [TEMPLATE-FILE]...

Update each TEMPLATE-FILE if given, or 'configure.ac' if present, or else 'configure.in', to the syntax of the current version of Autoconf. The original files are backed up.

print this help, then exit
print version number, then exit
verbosely report processing
don't remove temporary files
consider all files obsolete

prepend directory DIR to search path
append directory DIR to search path

Written by David J. MacKenzie and Akim Demaille.

Report bugs to bug-autoconf@gnu.org, or via Savannah: https://savannah.gnu.org/support/?group=autoconf.

Copyright © 2023 Free Software Foundation, Inc. License GPLv3+/Autoconf: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>, <https://gnu.org/licenses/exceptions.html>
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

autoconf(1), automake(1), autoreconf(1), autoupdate(1), autoheader(1), autoscan(1), config.guess(1), config.sub(1), ifnames(1), libtool(1).

The full documentation for Autoconf is maintained as a Texinfo manual. To read the manual locally, use the command

info autoconf

You can also consult the Web version of the manual at https://gnu.org/software/autoconf/manual/.

December 2023 GNU Autoconf 2.72