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autoconf-1.11
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acgeneral.m4
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M4 Source File
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1995-01-17
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37KB
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1,178 lines
dnl Parameterized macros that do not check for something specific.
dnl This file is part of Autoconf.
dnl Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2, or (at your option)
dnl any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program; if not, write to the Free Software
dnl Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
dnl
dnl Written by David MacKenzie, with help from
dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor,
dnl Roland McGrath, Noah Friedman, and david d zuhn.
dnl
changequote([,])dnl
undefine([eval])dnl
undefine([include])dnl
undefine([shift])dnl
undefine([format])dnl
dnl
ifdef([__gnu__], , [errprint(Autoconf requires GNU m4
)m4exit(2)])dnl
dnl
dnl
dnl Utility functions for stamping the configure script.
dnl
dnl
define(AC_ACVERSION, 1.11)dnl
dnl This is defined by the --version option of the autoconf script.
ifdef([AC_PRINT_VERSION], [errprint(Autoconf version AC_ACVERSION
)])dnl
dnl
dnl These are currently not used, for the sake of people who diff
dnl configure scripts and don't want spurious differences.
dnl But they are too clever to just delete.
dnl
define(AC_USER, [esyscmd(
changequote({,})dnl
# Extract the user name from the first pair of parentheses.
({ac_sedcmd='s/[^(]*(\([^)]*\)).*/\1/';}
changequote([,])dnl
whoami || id|sed "$ac_sedcmd") 2>/dev/null|tr -d '\012')])dnl
dnl
define(AC_HOST, [esyscmd((hostname || uname -n) 2>/dev/null|tr -d '\012')])dnl
dnl
define(AC_DATE, [esyscmd(date|tr -d '\012')])dnl
dnl
dnl
dnl Controlling Autoconf operation
dnl
dnl
dnl This is separate from AC_INIT to prevent GNU m4 1.0 from coredumping
dnl when AC_CONFIG_HEADER is used.
define(AC_NOTICE,
[# Guess values for system-dependent variables and create Makefiles.
dnl [#] Generated automatically using autoconf.
# Generated automatically using autoconf version] AC_ACVERSION [
dnl [#] by AC_USER@AC_HOST on AC_DATE
# Copyright (C) 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
# This configure script is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This script is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
])dnl
dnl
define(AC_PARSEARGS,
[# Save the original args to write them into config.status later.
configure_args="[$]*"
# Only options that might do something get documented.
changequote(,)dnl
ac_usage="Usage: configure [options] [host]
Options: [defaults in brackets after descriptions]
--build=BUILD configure for building on BUILD [BUILD=HOST]
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--exec-prefix=PREFIX install host dependent files in PREFIX [/usr/local]
--help print this message
--host=HOST configure for HOST [guessed]
--prefix=PREFIX install host independent files in PREFIX [/usr/local]
--quiet, --silent do not print \`checking for...' messages
--srcdir=DIR find the sources in DIR [configure dir or ..]
--target=TARGET configure for TARGET [TARGET=HOST]
--verbose print results of checks
--version print the version of autoconf that created configure
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--x-includes=DIR X include files are in DIR
--x-libraries=DIR X library files are in DIR"
changequote([,])dnl
# Initialize some variables set by options.
# The variables have the same names as the options, with
# dashes changed to underlines.
build=NONE
exec_prefix=
host=NONE
no_create=
nonopt=NONE
norecursion=
prefix=
program_prefix=
program_suffix=
program_transform_name=
silent=
srcdir=
target=NONE
verbose=
x_includes=
x_libraries=
ac_prev=
for ac_option
do
# If the previous option needs an argument, assign it.
if test -n "$ac_prev"; then
eval "$ac_prev=\$ac_option"
ac_prev=
continue
fi
# Accept (but ignore some of) the important Cygnus configure
# options, so we can diagnose typos.
case "$ac_option" in
changequote(,)dnl
-*=*) ac_optarg=`/bin/echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
changequote([,])dnl
*) ac_optarg= ;;
esac
case "$ac_option" in
-build | --build | --buil | --bui | --bu | --b)
ac_prev=build ;;
-build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
build="$ac_optarg" ;;
-disable-* | --disable-*)
ac_feature=`/bin/echo $ac_option|sed -e 's/-*disable-//'`
# Reject names that aren't valid shell variable names.
changequote(,)dnl
if test -n "`/bin/echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
changequote([,])dnl
AC_ERROR($ac_feature: invalid feature name)
fi
ac_feature=`/bin/echo $ac_feature| sed 's/-/_/g'`
eval "enable_${ac_feature}=no" ;;
-enable-* | --enable-*)
ac_feature=`/bin/echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
# Reject names that aren't valid shell variable names.
changequote(,)dnl
if test -n "`/bin/echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
changequote([,])dnl
AC_ERROR($ac_feature: invalid feature name)
fi
ac_feature=`/bin/echo $ac_feature| sed 's/-/_/g'`
case "$ac_option" in
*=*) ;;
*) ac_optarg=yes ;;
esac
eval "enable_${ac_feature}='$ac_optarg'" ;;
# For backward compatibility, recognize -exec-prefix and --exec_prefix.
-exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
| --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
| --exec | --exe | --ex)
ac_prev=exec_prefix ;;
-exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
| --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
| --exec=* | --exe=* | --ex=*)
exec_prefix="$ac_optarg" ;;
-gas | --gas | --ga | --g)
with_gas=yes ;; # Obsolete; use --with-gas.
-help | --help | --hel | --he)
cat << EOF
$ac_usage
EOF
exit 0 ;;
-host | --host | --hos | --ho)
ac_prev=host ;;
-host=* | --host=* | --hos=* | --ho=*)
host="$ac_optarg" ;;
-nfp | --nfp | --nf)
with_fp=no ;; # Obsolete; use --without-fp.
-no-create | --no-create | --no-creat | --no-crea | --no-cre \
| --no-cr | --no-c)
no_create=yes ;;
-norecursion | --norecursion | --norecursio | --norecursi \
| --norecurs | --norecur | --norecu | --norec | --nore | --nor)
norecursion=yes ;;
-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
ac_prev=prefix ;;
-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
prefix="$ac_optarg" ;;
-program-prefix | --program-prefix | --program-prefi | --program-pref \
| --program-pre | --program-pr | --program-p)
ac_prev=program_prefix ;;
-program-prefix=* | --program-prefix=* | --program-prefi=* \
| --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
program_prefix="$ac_optarg" ;;
-program-suffix | --program-suffix | --program-suffi | --program-suff \
| --program-suf | --program-su | --program-s)
ac_prev=program_suffix ;;
-program-suffix=* | --program-suffix=* | --program-suffi=* \
| --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
program_suffix="$ac_optarg" ;;
-program-transform-name | --program-transform-name \
| --program-transform-nam | -