autoconf
Generate configuration scripts
TLDR
Generate a configuration script from configure.ac (if present) or configure.in and save this script to configure
Generate a configuration script from the specified template; output to stdout
Generate a configuration script from the specified template (even if the input file has not changed) and write the output to a 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
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.
REPORTING BUGS
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
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.
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. If the info and autoconf programs are properly installed at your site, the command info autoconf should give you access to the complete manual.
AUTHOR
Written by David J. MacKenzie and Akim Demaille.
