autoconf

autoconf [OPTION]... [TEMPLATE-FILE]

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

Warning categories include:

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)

all

all the warnings

no-CATEGORY

turn off warnings in CATEGORY

none

turn off all the warnings

The environment variables 'M4' and 'WARNINGS' are honored.

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.

Report bugs to <bug-autoconf@gnu.org>.
GNU Autoconf home page: <https://www.gnu.org/software/autoconf/>.
General help using GNU software: <https://www.gnu.org/gethelp/>.

Copyright © 2021 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. If the info and autoconf programs are properly installed at your site, the command info autoconf should give you access to the complete manual.

Written by David J. MacKenzie and Akim Demaille.