AUTOUPDATE

Section: User Commands (1)
Updated: March 2026
Index Return to Main Contents

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NAME

autoupdate - Update a configure.ac to a newer Autoconf  

SYNOPSIS

autoupdate [,OPTION/]... [,TEMPLAT-FILE/]...  

DESCRIPTION

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.  

Operation modes:

-h, --help

print this help, then exit

-V, --version

print version number, then exit

-v, --verbose

verbosely report processing

-d, --debug

don't remove temporary files

-f, --force

consider all files obsolete

 

Library directories:

-B, --prepend-include=,DIR/

prepend directory DIR to search path

-I, --include=,DIR/

append directory DIR to search path

 

AUTHOR

Written by David J. MacKenzie and Akim Demaille.  

REPORTING BUGS

Report bugs to or via Savannah:  

COPYRIGHT

Copyright © 2026 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.  

SEE ALSO

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

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Index

NAME

SYNOPSIS

DESCRIPTION

Operation modes:

Library directories:

AUTHOR

REPORTING BUGS

COPYRIGHT

SEE ALSO