autoconf - Man Page
Generate configuration scripts
Examples (TL;DR)
- Generate a configuration script from
configure.ac(if present) orconfigure.inand save this script toconfigure:autoconf - Generate a configuration script from the specified template; output to
stdout:autoconf template-file - Generate a configuration script from the specified template (even if the input file has not changed) and write the output to a file:
autoconf --force --output outfile template-file
Synopsis
autoconf [OPTION]... [TEMPLATE-FILE]
Description
Generate a configuration script from a TEMPLATE-FILE if given, or 'configure.ac' if present, or else 'configure.in'. Output is sent to the standard output if TEMPLATE-FILE is given, else into 'configure'.
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
- -o, --output=FILE
save output in FILE (stdout is the default)
- -W, --warnings=CATEGORY
report the warnings falling in CATEGORY (comma-separated list accepted)
Warning categories are
- cross
cross compilation issues
- gnu
GNU coding standards (default in gnu and gnits modes)
- obsolete
obsolete features or constructions (default)
- override
user redefinitions of Automake rules or variables
- portability
portability issues (default in gnu and gnits modes)
- portability-recursive
nested Make variables (default with -Wportability)
- extra-portability
extra portability issues related to obscure tools
- syntax
dubious syntactic constructs (default)
- unsupported
unsupported or incomplete features (default)
-W also understands
- all
turn on all the warnings
- none
turn off all the warnings
- no-CATEGORY
turn off warnings in CATEGORY
- error
treat all enabled warnings as errors
Library directories
- -B, --prepend-include=DIR
prepend directory DIR to search path
- -I, --include=DIR
append directory DIR to search path
Tracing
- -t, --trace=MACRO[:FORMAT]
report the list of calls to MACRO
- -i, --initialization
also trace Autoconf's initialization process
In tracing mode, no configuration script is created. FORMAT defaults to '$f:$l:$n:$%'; see 'autom4te --help' for information about FORMAT.
Author
Written by David J. MacKenzie and Akim Demaille.
Reporting Bugs
Report bugs to bug-autoconf@gnu.org, or via Savannah: https://savannah.gnu.org/support/?group=autoconf.
Copyright
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.
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 https://gnu.org/software/autoconf/manual/.
Referenced By
autoheader(1), autom4te(1), autoreconf(1), autoscan(1), autoupdate(1), daemon(7), ifnames(1), mate-autogen(1), ocaml.m4(1), pcap.3pcap(3), root-config(1), time(1).