1AUTOCONF(1)                      User Commands                     AUTOCONF(1)
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NAME

6       autoconf - Generate configuration scripts
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SYNOPSIS

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

12       Generate a configuration script from a TEMPLATE-FILE if given, or 'con‐
13       figure.ac' if present, or else 'configure.in'.  Output is sent  to  the
14       standard output if TEMPLATE-FILE is given, else into 'configure'.
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16   Operation modes:
17       -h, --help
18              print this help, then exit
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20       -V, --version
21              print version number, then exit
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23       -v, --verbose
24              verbosely report processing
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26       -d, --debug
27              don't remove temporary files
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29       -f, --force
30              consider all files obsolete
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32       -o, --output=FILE
33              save output in FILE (stdout is the default)
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35       -W, --warnings=CATEGORY
36              report the warnings falling in CATEGORY
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38   Warning categories include:
39       cross  cross compilation issues
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41       gnu    GNU coding standards (default in gnu and gnits modes)
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43       obsolete
44              obsolete features or constructions (default)
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46       override
47              user redefinitions of Automake rules or variables
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49       portability
50              portability issues (default in gnu and gnits modes)
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52       portability-recursive
53              nested Make variables (default with -Wportability)
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55       extra-portability
56              extra portability issues related to obscure tools
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58       syntax dubious syntactic constructs (default)
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60       unsupported
61              unsupported or incomplete features (default)
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63       all    all the warnings
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65       no-CATEGORY
66              turn off warnings in CATEGORY
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68       none   turn off all the warnings
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70       The environment variables 'M4' and 'WARNINGS' are honored.
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72   Library directories:
73       -B, --prepend-include=DIR
74              prepend directory DIR to search path
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76       -I, --include=DIR
77              append directory DIR to search path
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79   Tracing:
80       -t, --trace=MACRO[:FORMAT]
81              report the list of calls to MACRO
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83       -i, --initialization
84              also trace Autoconf's initialization process
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86       In  tracing  mode, no configuration script is created.  FORMAT defaults
87       to '$f:$l:$n:$%'; see 'autom4te --help' for information about FORMAT.
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AUTHOR

90       Written by David J. MacKenzie and Akim Demaille.
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REPORTING BUGS

93       Report bugs to <bug-autoconf@gnu.org>.
94       GNU Autoconf home page: <https://www.gnu.org/software/autoconf/>.
95       General help using GNU software: <https://www.gnu.org/gethelp/>.
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98       Copyright © 2021 Free Software Foundation, Inc.   License  GPLv3+/Auto‐
99       conf:  GNU  GPL version 3 or later <https://gnu.org/licenses/gpl.html>,
100       <https://gnu.org/licenses/exceptions.html>
101       This is free software: you are free  to  change  and  redistribute  it.
102       There is NO WARRANTY, to the extent permitted by law.
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SEE ALSO

105       autoconf(1),  automake(1), autoreconf(1), autoupdate(1), autoheader(1),
106       autoscan(1), config.guess(1), config.sub(1), ifnames(1), libtool(1).
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108       The full documentation for autoconf is maintained as a Texinfo  manual.
109       If  the info and autoconf programs are properly installed at your site,
110       the command
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112              info autoconf
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114       should give you access to the complete manual.
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118GNU Autoconf 2.71                January 2021                      AUTOCONF(1)
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