acgeneral.m4
上传用户:xiejiait
上传日期:2007-01-06
资源大小:881k
文件大小:79k
- dnl Parameterized macros.
- dnl Requires GNU m4.
- dnl This file is part of Autoconf.
- dnl Copyright (C) 1992, 93, 94, 95, 96, 1998 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., 59 Temple Place - Suite 330, Boston, MA
- dnl 02111-1307, USA.
- dnl
- dnl As a special exception, the Free Software Foundation gives unlimited
- dnl permission to copy, distribute and modify the configure scripts that
- dnl are the output of Autoconf. You need not follow the terms of the GNU
- dnl General Public License when using or distributing such scripts, even
- dnl though portions of the text of Autoconf appear in them. The GNU
- dnl General Public License (GPL) does govern all other use of the material
- dnl that constitutes the Autoconf program.
- dnl
- dnl Certain portions of the Autoconf source text are designed to be copied
- dnl (in certain cases, depending on the input) into the output of
- dnl Autoconf. We call these the "data" portions. The rest of the Autoconf
- dnl source text consists of comments plus executable code that decides which
- dnl of the data portions to output in any given case. We call these
- dnl comments and executable code the "non-data" portions. Autoconf never
- dnl copies any of the non-data portions into its output.
- dnl
- dnl This special exception to the GPL applies to versions of Autoconf
- dnl released by the Free Software Foundation. When you make and
- dnl distribute a modified version of Autoconf, you may extend this special
- dnl exception to the GPL to apply to your modified version as well, *unless*
- dnl your modified version has the potential to copy into its output some
- dnl of the text that was the non-data portion of the version that you started
- dnl with. (In other words, unless your change moves or copies text from
- dnl the non-data portions to the data portions.) If your modification has
- dnl such potential, you must delete any notice of this special exception
- dnl to the GPL from your modified version.
- 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, david d zuhn, and many others.
- dnl
- divert(-1)dnl Throw away output until AC_INIT is called.
- changequote([, ])
- define(AC_ACVERSION, 2.13)
- dnl Some old m4's don't support m4exit. But they provide
- dnl equivalent functionality by core dumping because of the
- dnl long macros we define.
- ifdef([__gnu__], , [errprint(Autoconf requires GNU m4.
- Install it before installing Autoconf or set the
- M4 environment variable to its path name.
- )m4exit(2)])
- undefine([eval])
- undefine([include])
- undefine([shift])
- undefine([format])
- dnl ### Defining macros
- dnl m4 output diversions. We let m4 output them all in order at the end,
- dnl except that we explicitly undivert AC_DIVERSION_SED, AC_DIVERSION_CMDS,
- dnl and AC_DIVERSION_ICMDS.
- dnl AC_DIVERSION_NOTICE - 1 (= 0) AC_REQUIRE'd #! /bin/sh line
- define(AC_DIVERSION_NOTICE, 1)dnl copyright notice & option help strings
- define(AC_DIVERSION_INIT, 2)dnl initialization code
- define(AC_DIVERSION_NORMAL_4, 3)dnl AC_REQUIRE'd code, 4 level deep
- define(AC_DIVERSION_NORMAL_3, 4)dnl AC_REQUIRE'd code, 3 level deep
- define(AC_DIVERSION_NORMAL_2, 5)dnl AC_REQUIRE'd code, 2 level deep
- define(AC_DIVERSION_NORMAL_1, 6)dnl AC_REQUIRE'd code, 1 level deep
- define(AC_DIVERSION_NORMAL, 7)dnl the tests and output code
- define(AC_DIVERSION_SED, 8)dnl variable substitutions in config.status
- define(AC_DIVERSION_CMDS, 9)dnl extra shell commands in config.status
- define(AC_DIVERSION_ICMDS, 10)dnl extra initialization in config.status
- dnl Change the diversion stream to STREAM, while stacking old values.
- dnl AC_DIVERT_PUSH(STREAM)
- define(AC_DIVERT_PUSH,
- [pushdef([AC_DIVERSION_CURRENT], $1)dnl
- divert(AC_DIVERSION_CURRENT)dnl
- ])
- dnl Change the diversion stream to its previous value, unstacking it.
- dnl AC_DIVERT_POP()
- define(AC_DIVERT_POP,
- [popdef([AC_DIVERSION_CURRENT])dnl
- divert(AC_DIVERSION_CURRENT)dnl
- ])
- dnl Initialize the diversion setup.
- define([AC_DIVERSION_CURRENT], AC_DIVERSION_NORMAL)
- dnl This will be popped by AC_REQUIRE in AC_INIT.
- pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_NOTICE)
- dnl The prologue for Autoconf macros.
- dnl AC_PRO(MACRO-NAME)
- define(AC_PRO,
- [define([AC_PROVIDE_$1], )dnl
- ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL,
- [AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))],
- [pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_CURRENT)])dnl
- ])
- dnl The Epilogue for Autoconf macros.
- dnl AC_EPI()
- define(AC_EPI,
- [AC_DIVERT_POP()dnl
- ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL,
- [undivert(AC_DIVERSION_NORMAL_4)dnl
- undivert(AC_DIVERSION_NORMAL_3)dnl
- undivert(AC_DIVERSION_NORMAL_2)dnl
- undivert(AC_DIVERSION_NORMAL_1)dnl
- ])dnl
- ])
- dnl Define a macro which automatically provides itself. Add machinery
- dnl so the macro automatically switches expansion to the diversion
- dnl stack if it is not already using it. In this case, once finished,
- dnl it will bring back all the code accumulated in the diversion stack.
- dnl This, combined with AC_REQUIRE, achieves the topological ordering of
- dnl macros. We don't use this macro to define some frequently called
- dnl macros that are not involved in ordering constraints, to save m4
- dnl processing.
- dnl AC_DEFUN(NAME, EXPANSION)
- define([AC_DEFUN],
- [define($1, [AC_PRO([$1])$2[]AC_EPI()])])
- dnl ### Initialization
- dnl AC_INIT_NOTICE()
- AC_DEFUN(AC_INIT_NOTICE,
- [# Guess values for system-dependent variables and create Makefiles.
- # Generated automatically using autoconf version] AC_ACVERSION [
- # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
- #
- # This configure script is free software; the Free Software Foundation
- # gives unlimited permission to copy, distribute and modify it.
- # Defaults:
- ac_help=
- ac_default_prefix=/usr/local
- [#] Any additions from configure.in:])
- dnl AC_PREFIX_DEFAULT(PREFIX)
- AC_DEFUN(AC_PREFIX_DEFAULT,
- [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
- ac_default_prefix=$1
- AC_DIVERT_POP()])
- dnl AC_INIT_PARSE_ARGS()
- AC_DEFUN(AC_INIT_PARSE_ARGS,
- [
- # Initialize some variables set by options.
- # The variables have the same names as the options, with
- # dashes changed to underlines.
- build=NONE
- cache_file=./config.cache
- exec_prefix=NONE
- host=NONE
- no_create=
- nonopt=NONE
- no_recursion=
- prefix=NONE
- program_prefix=NONE
- program_suffix=NONE
- program_transform_name=s,x,x,
- silent=
- site=
- srcdir=
- target=NONE
- verbose=
- x_includes=NONE
- x_libraries=NONE
- dnl Installation directory options.
- dnl These are left unexpanded so users can "make install exec_prefix=/foo"
- dnl and all the variables that are supposed to be based on exec_prefix
- dnl by default will actually change.
- dnl Use braces instead of parens because sh, perl, etc. also accept them.
- bindir='${exec_prefix}/bin'
- sbindir='${exec_prefix}/sbin'
- libexecdir='${exec_prefix}/libexec'
- datadir='${prefix}/share'
- sysconfdir='${prefix}/etc'
- sharedstatedir='${prefix}/com'
- localstatedir='${prefix}/var'
- libdir='${exec_prefix}/lib'
- includedir='${prefix}/include'
- oldincludedir='/usr/include'
- infodir='${prefix}/info'
- mandir='${prefix}/man'
- # Initialize some other variables.
- subdirs=
- MFLAGS= MAKEFLAGS=
- SHELL=${CONFIG_SHELL-/bin/sh}
- # Maximum number of lines to put in a shell here document.
- ac_max_here_lines=12
- ac_prev=
- for ac_option
- do
- # If the previous option needs an argument, assign it.
- if test -n "$ac_prev"; then
- eval "$ac_prev=$ac_option"
- ac_prev=
- continue
- fi
- case "$ac_option" in
- changequote(, )dnl
- -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
- changequote([, ])dnl
- *) ac_optarg= ;;
- esac
- # Accept the important Cygnus configure options, so we can diagnose typos.
- case "$ac_option" in
- -bindir | --bindir | --bindi | --bind | --bin | --bi)
- ac_prev=bindir ;;
- -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
- bindir="$ac_optarg" ;;
- -build | --build | --buil | --bui | --bu)
- ac_prev=build ;;
- -build=* | --build=* | --buil=* | --bui=* | --bu=*)
- build="$ac_optarg" ;;
- -cache-file | --cache-file | --cache-fil | --cache-fi
- | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
- ac_prev=cache_file ;;
- -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=*
- | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
- cache_file="$ac_optarg" ;;
- -cc=* | --cc=* )
- CC="$ac_optarg" ; echo using $CC as compiler ;;
- -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
- ac_prev=datadir ;;
- -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=*
- | --da=*)
- datadir="$ac_optarg" ;;
- -disable-* | --disable-*)
- ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
- # Reject names that are not valid shell variable names.
- changequote(, )dnl
- if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
- changequote([, ])dnl
- AC_MSG_ERROR($ac_feature: invalid feature name)
- fi
- ac_feature=`echo $ac_feature| sed 's/-/_/g'`
- eval "enable_${ac_feature}=no" ;;
- -enable-* | --enable-*)
- ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
- # Reject names that are not valid shell variable names.
- changequote(, )dnl
- if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
- changequote([, ])dnl
- AC_MSG_ERROR($ac_feature: invalid feature name)
- fi
- ac_feature=`echo $ac_feature| sed 's/-/_/g'`
- case "$ac_option" in
- *=*) ;;
- *) ac_optarg=yes ;;
- esac
- eval "enable_${ac_feature}='$ac_optarg'" ;;
- -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="$ac_optarg" ;;
- -gas | --gas | --ga | --g)
- # Obsolete; use --with-gas.
- with_gas=yes ;;
- -help | --help | --hel | --he)
- # Omit some internal or obsolete options to make the list less imposing.
- # This message is too long to be a string in the A/UX 3.1 sh.
- cat << EOF
- changequote(, )dnl
- Usage: configure [options] [host]
- Options: [defaults in brackets after descriptions]
- Configuration:
- --cache-file=FILE cache test results in FILE
- --help print this message
- --no-create do not create output files
- --quiet, --silent do not print `checking...' messages
- --version print the version of autoconf that created configure
- Directory and file names:
- --prefix=PREFIX install architecture-independent files in PREFIX
- [$ac_default_prefix]
- --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
- [same as prefix]
- --bindir=DIR user executables in DIR [EPREFIX/bin]
- --sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
- --libexecdir=DIR program executables in DIR [EPREFIX/libexec]
- --datadir=DIR read-only architecture-independent data in DIR
- [PREFIX/share]
- --sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
- --sharedstatedir=DIR modifiable architecture-independent data in DIR
- [PREFIX/com]
- --localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
- --libdir=DIR object code libraries in DIR [EPREFIX/lib]
- --includedir=DIR C header files in DIR [PREFIX/include]
- --oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
- --infodir=DIR info documentation in DIR [PREFIX/info]
- --mandir=DIR man documentation in DIR [PREFIX/man]
- --srcdir=DIR find the sources in DIR [configure dir or ..]
- --program-prefix=PREFIX prepend PREFIX to installed program names
- --program-suffix=SUFFIX append SUFFIX to installed program names
- --program-transform-name=PROGRAM
- run sed PROGRAM on installed program names
- EOF
- cat << EOF
- Host type:
- --build=BUILD configure for building on BUILD [BUILD=HOST]
- --host=HOST configure for HOST [guessed]
- --target=TARGET configure for TARGET [TARGET=HOST]
- Features and packages:
- --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
- --enable-FEATURE[=ARG] include FEATURE [ARG=yes]
- --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
- EOF
- if test -n "$ac_help"; then
- echo "--enable and --with options recognized:$ac_help"
- fi
- exit 0 ;;
- -host | --host | --hos | --ho)
- ac_prev=host ;;
- -host=* | --host=* | --hos=* | --ho=*)
- host="$ac_optarg" ;;
- -includedir | --includedir | --includedi | --included | --include
- | --includ | --inclu | --incl | --inc)
- ac_prev=includedir ;;
- -includedir=* | --includedir=* | --includedi=* | --included=* | --include=*
- | --includ=* | --inclu=* | --incl=* | --inc=*)
- includedir="$ac_optarg" ;;
- -infodir | --infodir | --infodi | --infod | --info | --inf)
- ac_prev=infodir ;;
- -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
- infodir="$ac_optarg" ;;
- -libdir | --libdir | --libdi | --libd)
- ac_prev=libdir ;;
- -libdir=* | --libdir=* | --libdi=* | --libd=*)
- libdir="$ac_optarg" ;;
- -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec
- | --libexe | --libex | --libe)
- ac_prev=libexecdir ;;
- -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=*
- | --libexe=* | --libex=* | --libe=*)
- libexecdir="$ac_optarg" ;;
- -localstatedir | --localstatedir | --localstatedi | --localstated
- | --localstate | --localstat | --localsta | --localst
- | --locals | --local | --loca | --loc | --lo)
- ac_prev=localstatedir ;;
- -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=*
- | --localstate=* | --localstat=* | --localsta=* | --localst=*
- | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
- localstatedir="$ac_optarg" ;;
- -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
- ac_prev=mandir ;;
- -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
- mandir="$ac_optarg" ;;
- -nfp | --nfp | --nf)
- # Obsolete; use --without-fp.
- with_fp=no ;;
- -no-create | --no-create | --no-creat | --no-crea | --no-cre
- | --no-cr | --no-c)
- no_create=yes ;;
- -no-recursion | --no-recursion | --no-recursio | --no-recursi
- | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
- no_recursion=yes ;;
- -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded
- | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc
- | --oldin | --oldi | --old | --ol | --o)
- ac_prev=oldincludedir ;;
- -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=*
- | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=*
- | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
- oldincludedir="$ac_optarg" ;;
- -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="$ac_optarg" ;;
- -program-transform-name | --program-transform-name
- | --program-transform-nam | --program-transform-na
- | --program-transform-n | --program-transform-
- | --program-transform | --program-transfor
- | --program-transfo | --program-transf
- | --program-trans | --program-tran
- | --progr-tra | --program-tr | --program-t)
- ac_prev=program_transform_name ;;
- -program-transform-name=* | --program-transform-name=*
- | --program-transform-nam=* | --program-transform-na=*
- | --program-transform-n=* | --program-transform-=*
- | --program-transform=* | --program-transfor=*
- | --program-transfo=* | --program-transf=*
- | --program-trans=* | --program-tran=*
- | --progr-tra=* | --program-tr=* | --program-t=*)
- program_transform_name="$ac_optarg" ;;
- -q | -quiet | --quiet | --quie | --qui | --qu | --q
- | -silent | --silent | --silen | --sile | --sil)
- silent=yes ;;
- -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
- ac_prev=sbindir ;;
- -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=*
- | --sbi=* | --sb=*)
- sbindir="$ac_optarg" ;;
- -sharedstatedir | --sharedstatedir | --sharedstatedi
- | --sharedstated | --sharedstate | --sharedstat | --sharedsta
- | --sharedst | --shareds | --shared | --share | --shar
- | --sha | --sh)
- ac_prev=sharedstatedir ;;
- -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=*
- | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=*
- | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=*
- | --sha=* | --sh=*)
- sharedstatedir="$ac_optarg" ;;
- -site | --site | --sit)
- ac_prev=site ;;
- -site=* | --site=* | --sit=*)
- site="$ac_optarg" ;;
- -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
- ac_prev=srcdir ;;
- -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
- srcdir="$ac_optarg" ;;
- -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf
- | --syscon | --sysco | --sysc | --sys | --sy)
- ac_prev=sysconfdir ;;
- -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=*
- | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
- sysconfdir="$ac_optarg" ;;
- -target | --target | --targe | --targ | --tar | --ta | --t)
- ac_prev=target ;;
- -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
- target="$ac_optarg" ;;
- -v | -verbose | --verbose | --verbos | --verbo | --verb)
- verbose=yes ;;
- -version | --version | --versio | --versi | --vers)
- echo "configure generated by autoconf version AC_ACVERSION"
- exit 0 ;;
- -with-* | --with-*)
- ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
- # Reject names that are not valid shell variable names.
- changequote(, )dnl
- if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
- changequote([, ])dnl
- AC_MSG_ERROR($ac_package: invalid package name)
- fi
- ac_package=`echo $ac_package| sed 's/-/_/g'`
- case "$ac_option" in
- *=*) ;;
- *) ac_optarg=yes ;;
- esac
- eval "with_${ac_package}='$ac_optarg'" ;;
- -without-* | --without-*)
- ac_package=`echo $ac_option|sed -e 's/-*without-//'`
- # Reject names that are not valid shell variable names.
- changequote(, )dnl
- if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
- changequote([, ])dnl
- AC_MSG_ERROR($ac_package: invalid package name)
- fi
- ac_package=`echo $ac_package| sed 's/-/_/g'`
- eval "with_${ac_package}=no" ;;
- --x)
- # Obsolete; use --with-x.
- with_x=yes ;;
- -x-includes | --x-includes | --x-include | --x-includ | --x-inclu
- | --x-incl | --x-inc | --x-in | --x-i)
- ac_prev=x_includes ;;
- -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=*
- | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
- x_includes="$ac_optarg" ;;
- -x-libraries | --x-libraries | --x-librarie | --x-librari
- | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
- ac_prev=x_libraries ;;
- -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=*
- | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
- x_libraries="$ac_optarg" ;;
- -*) AC_MSG_ERROR([$ac_option: invalid option; use --help to show usage])
- ;;
- *)
- changequote(, )dnl
- if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
- changequote([, ])dnl
- AC_MSG_WARN($ac_option: invalid host type)
- fi
- if test "x$nonopt" != xNONE; then
- AC_MSG_ERROR(can only configure for one host and one target at a time)
- fi
- nonopt="$ac_option"
- ;;
- esac
- done
- if test -n "$ac_prev"; then
- AC_MSG_ERROR(missing argument to --`echo $ac_prev | sed 's/_/-/g'`)
- fi
- ])
- dnl Try to have only one #! line, so the script doesn't look funny
- dnl for users of AC_REVISION.
- dnl AC_INIT_BINSH()
- AC_DEFUN(AC_INIT_BINSH,
- [#! /bin/sh
- ])
- dnl AC_INIT(UNIQUE-FILE-IN-SOURCE-DIR)
- AC_DEFUN(AC_INIT,
- [sinclude(acsite.m4)dnl
- sinclude(./aclocal.m4)dnl
- AC_REQUIRE([AC_INIT_BINSH])dnl
- AC_INIT_NOTICE
- AC_DIVERT_POP()dnl to NORMAL
- AC_DIVERT_PUSH(AC_DIVERSION_INIT)dnl
- AC_INIT_PARSE_ARGS
- AC_INIT_PREPARE($1)dnl
- AC_DIVERT_POP()dnl to NORMAL
- ])
- dnl AC_INIT_PREPARE(UNIQUE-FILE-IN-SOURCE-DIR)
- AC_DEFUN(AC_INIT_PREPARE,
- [trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
- # File descriptor usage:
- # 0 standard input
- # 1 file creation
- # 2 errors and warnings
- # 3 some systems may open it to /dev/tty
- # 4 used on the Kubota Titan
- define(AC_FD_MSG, 6)dnl
- [#] AC_FD_MSG checking for... messages and results
- define(AC_FD_CC, 5)dnl
- [#] AC_FD_CC compiler messages saved in config.log
- if test "$silent" = yes; then
- exec AC_FD_MSG>/dev/null
- else
- exec AC_FD_MSG>&1
- fi
- exec AC_FD_CC>./config.log
- echo "
- This file contains any messages produced by compilers while
- running configure, to aid debugging if configure makes a mistake.
- " 1>&AC_FD_CC
- # Strip out --no-create and --no-recursion so they do not pile up.
- # Also quote any args containing shell metacharacters.
- ac_configure_args=
- for ac_arg
- do
- case "$ac_arg" in
- -no-create | --no-create | --no-creat | --no-crea | --no-cre
- | --no-cr | --no-c) ;;
- -no-recursion | --no-recursion | --no-recursio | --no-recursi
- | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
- changequote(<<, >>)dnl
- dnl If you change this globbing pattern, test it on an old shell --
- dnl it's sensitive. Putting any kind of quote in it causes syntax errors.
- *" "*|*" "*|*[[]~<<#>>$^&*(){}\|;<>?]*)
- ac_configure_args="$ac_configure_args '$ac_arg'" ;;
- changequote([, ])dnl
- *) ac_configure_args="$ac_configure_args $ac_arg" ;;
- esac
- done
- # NLS nuisances.
- # Only set these to C if already set. These must not be set unconditionally
- # because not all systems understand e.g. LANG=C (notably SCO).
- # Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
- # Non-C LC_CTYPE values break the ctype check.
- if test "${LANG+set}" = set; then LANG=C; export LANG; fi
- if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
- if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
- if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
- # confdefs.h avoids OS command line length limits that DEFS can exceed.
- rm -rf conftest* confdefs.h
- # AIX cpp loses on an empty file, so make sure it contains at least a newline.
- echo > confdefs.h
- # A filename unique to this package, relative to the directory that
- # configure is in, which we can look for to find out if srcdir is correct.
- ac_unique_file=$1
- # Find the source files, if location was not specified.
- if test -z "$srcdir"; then
- ac_srcdir_defaulted=yes
- # Try the directory containing this script, then its parent.
- ac_prog=[$]0
- changequote(, )dnl
- ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
- changequote([, ])dnl
- test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
- srcdir=$ac_confdir
- if test ! -r $srcdir/$ac_unique_file; then
- srcdir=..
- fi
- else
- ac_srcdir_defaulted=no
- fi
- if test ! -r $srcdir/$ac_unique_file; then
- if test "$ac_srcdir_defaulted" = yes; then
- AC_MSG_ERROR(can not find sources in $ac_confdir or ..)
- else
- AC_MSG_ERROR(can not find sources in $srcdir)
- fi
- fi
- dnl Double slashes in pathnames in object file debugging info
- dnl mess up M-x gdb in Emacs.
- changequote(, )dnl
- srcdir=`echo "${srcdir}" | sed 's%([^/])/*$%1%'`
- changequote([, ])dnl
- dnl Let the site file select an alternate cache file if it wants to.
- AC_SITE_LOAD
- AC_CACHE_LOAD
- AC_LANG_C
- dnl By default always use an empty string as the executable
- dnl extension. Only change it if the script calls AC_EXEEXT.
- ac_exeext=
- dnl By default assume that objects files use an extension of .o. Only
- dnl change it if the script calls AC_OBJEXT.
- ac_objext=o
- AC_PROG_ECHO_N
- dnl Substitute for predefined variables.
- AC_SUBST(SHELL)dnl
- AC_SUBST(CFLAGS)dnl
- AC_SUBST(CPPFLAGS)dnl
- AC_SUBST(CXXFLAGS)dnl
- AC_SUBST(FFLAGS)dnl
- AC_SUBST(DEFS)dnl
- AC_SUBST(LDFLAGS)dnl
- AC_SUBST(LIBS)dnl
- AC_SUBST(exec_prefix)dnl
- AC_SUBST(prefix)dnl
- AC_SUBST(program_transform_name)dnl
- dnl Installation directory options.
- AC_SUBST(bindir)dnl
- AC_SUBST(sbindir)dnl
- AC_SUBST(libexecdir)dnl
- AC_SUBST(datadir)dnl
- AC_SUBST(sysconfdir)dnl
- AC_SUBST(sharedstatedir)dnl
- AC_SUBST(localstatedir)dnl
- AC_SUBST(libdir)dnl
- AC_SUBST(includedir)dnl
- AC_SUBST(oldincludedir)dnl
- AC_SUBST(infodir)dnl
- AC_SUBST(mandir)dnl
- ])
- dnl ### Selecting optional features
- dnl AC_ARG_ENABLE(FEATURE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE])
- AC_DEFUN(AC_ARG_ENABLE,
- [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
- ac_help="$ac_help
- [$2]"
- AC_DIVERT_POP()dnl
- [#] Check whether --enable-[$1] or --disable-[$1] was given.
- if test "[${enable_]patsubst([$1], -, _)+set}" = set; then
- enableval="[$enable_]patsubst([$1], -, _)"
- ifelse([$3], , :, [$3])
- ifelse([$4], , , [else
- $4
- ])dnl
- fi
- ])
- AC_DEFUN(AC_ENABLE,
- [AC_OBSOLETE([$0], [; instead use AC_ARG_ENABLE])dnl
- AC_ARG_ENABLE([$1], [ --enable-$1], [$2], [$3])dnl
- ])
- dnl ### Working with optional software
- dnl AC_ARG_WITH(PACKAGE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE])
- AC_DEFUN(AC_ARG_WITH,
- [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
- ac_help="$ac_help
- [$2]"
- AC_DIVERT_POP()dnl
- [#] Check whether --with-[$1] or --without-[$1] was given.
- if test "[${with_]patsubst([$1], -, _)+set}" = set; then
- withval="[$with_]patsubst([$1], -, _)"
- ifelse([$3], , :, [$3])
- ifelse([$4], , , [else
- $4
- ])dnl
- fi
- ])
- AC_DEFUN(AC_WITH,
- [AC_OBSOLETE([$0], [; instead use AC_ARG_WITH])dnl
- AC_ARG_WITH([$1], [ --with-$1], [$2], [$3])dnl
- ])
- dnl ### Transforming program names.
- dnl AC_ARG_PROGRAM()
- AC_DEFUN(AC_ARG_PROGRAM,
- [if test "$program_transform_name" = s,x,x,; then
- program_transform_name=
- else
- # Double any or $. echo might interpret backslashes.
- cat <<EOF_SED > conftestsed
- s,\,\\,g; s,$,$$,g
- EOF_SED
- program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
- rm -f conftestsed
- fi
- test "$program_prefix" != NONE &&
- program_transform_name="s,^,${program_prefix},; $program_transform_name"
- # Use a double $ so make ignores it.
- test "$program_suffix" != NONE &&
- program_transform_name="s,$$,${program_suffix},; $program_transform_name"
- # sed with no file args requires a program.
- test "$program_transform_name" = "" && program_transform_name="s,x,x,"
- ])
- dnl ### Version numbers
- dnl AC_REVISION(REVISION-INFO)
- AC_DEFUN(AC_REVISION,
- [AC_REQUIRE([AC_INIT_BINSH])dnl
- [# From configure.in] translit([$1], $")])
- dnl Subroutines of AC_PREREQ.
- dnl Change the dots in NUMBER into commas.
- dnl AC_PREREQ_SPLIT(NUMBER)
- define(AC_PREREQ_SPLIT,
- [translit($1, ., [, ])])
- dnl Default the ternary version number to 0 (e.g., 1, 7 -> 1, 7, 0).
- dnl AC_PREREQ_CANON(MAJOR, MINOR [,TERNARY])
- define(AC_PREREQ_CANON,
- [$1, $2, ifelse([$3], , 0, [$3])])
- dnl Complain and exit if version number 1 is less than version number 2.
- dnl PRINTABLE2 is the printable version of version number 2.
- dnl AC_PREREQ_COMPARE(MAJOR1, MINOR1, TERNARY1, MAJOR2, MINOR2, TERNARY2,
- dnl PRINTABLE2)
- define(AC_PREREQ_COMPARE,
- [ifelse(builtin([eval],
- [$3 + $2 * 1000 + $1 * 1000000 < $6 + $5 * 1000 + $4 * 1000000]), 1,
- [errprint(dnl
- FATAL ERROR: Autoconf version $7 or higher is required for this script
- )m4exit(3)])])
- dnl Complain and exit if the Autoconf version is less than VERSION.
- dnl AC_PREREQ(VERSION)
- define(AC_PREREQ,
- [AC_PREREQ_COMPARE(AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)),
- AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])), [$1])])
- dnl ### Getting the canonical system type
- dnl Find install-sh, config.sub, config.guess, and Cygnus configure
- dnl in directory DIR. These are auxiliary files used in configuration.
- dnl DIR can be either absolute or relative to $srcdir.
- dnl AC_CONFIG_AUX_DIR(DIR)
- AC_DEFUN(AC_CONFIG_AUX_DIR,
- [AC_CONFIG_AUX_DIRS($1 $srcdir/$1)])
- dnl The default is `$srcdir' or `$srcdir/..' or `$srcdir/../..'.
- dnl There's no need to call this macro explicitly; just AC_REQUIRE it.
- AC_DEFUN(AC_CONFIG_AUX_DIR_DEFAULT,
- [AC_CONFIG_AUX_DIRS($srcdir $srcdir/.. $srcdir/../..)])
- dnl Internal subroutine.
- dnl Search for the configuration auxiliary files in directory list $1.
- dnl We look only for install-sh, so users of AC_PROG_INSTALL
- dnl do not automatically need to distribute the other auxiliary files.
- dnl AC_CONFIG_AUX_DIRS(DIR ...)
- AC_DEFUN(AC_CONFIG_AUX_DIRS,
- [ac_aux_dir=
- for ac_dir in $1; do
- if test -f $ac_dir/install-sh; then
- ac_aux_dir=$ac_dir
- ac_install_sh="$ac_aux_dir/install-sh -c"
- break
- elif test -f $ac_dir/install.sh; then
- ac_aux_dir=$ac_dir
- ac_install_sh="$ac_aux_dir/install.sh -c"
- break
- fi
- done
- if test -z "$ac_aux_dir"; then
- AC_MSG_ERROR([can not find install-sh or install.sh in $1])
- fi
- ac_config_guess=$ac_aux_dir/config.guess
- ac_config_sub=$ac_aux_dir/config.sub
- ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
- AC_PROVIDE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- ])
- dnl Canonicalize the host, target, and build system types.
- AC_DEFUN(AC_CANONICAL_SYSTEM,
- [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- AC_BEFORE([$0], [AC_ARG_PROGRAM])
- # Do some error checking and defaulting for the host and target type.
- # The inputs are:
- # configure --host=HOST --target=TARGET --build=BUILD NONOPT
- #
- # The rules are:
- # 1. You are not allowed to specify --host, --target, and nonopt at the
- # same time.
- # 2. Host defaults to nonopt.
- # 3. If nonopt is not specified, then host defaults to the current host,
- # as determined by config.guess.
- # 4. Target and build default to nonopt.
- # 5. If nonopt is not specified, then target and build default to host.
- # The aliases save the names the user supplied, while $host etc.
- # will get canonicalized.
- case $host---$target---$nonopt in
- NONE---*---* | *---NONE---* | *---*---NONE) ;;
- *) AC_MSG_ERROR(can only configure for one host and one target at a time) ;;
- esac
- AC_CANONICAL_HOST
- AC_CANONICAL_TARGET
- AC_CANONICAL_BUILD
- test "$host_alias" != "$target_alias" &&
- test "$program_prefix$program_suffix$program_transform_name" =
- NONENONEs,x,x, &&
- program_prefix=${target_alias}-
- ])
- dnl Subroutines of AC_CANONICAL_SYSTEM.
- AC_DEFUN(AC_CANONICAL_HOST,
- [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- # Make sure we can run config.sub.
- if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
- else AC_MSG_ERROR(can not run $ac_config_sub)
- fi
- AC_MSG_CHECKING(host system type)
- dnl Set host_alias.
- host_alias=$host
- case "$host_alias" in
- NONE)
- case $nonopt in
- NONE)
- if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
- else AC_MSG_ERROR(can not guess host type; you must specify one)
- fi ;;
- *) host_alias=$nonopt ;;
- esac ;;
- esac
- dnl Set the other host vars.
- changequote(<<, >>)dnl
- host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
- host_cpu=`echo $host | sed 's/^([^-]*)-([^-]*)-(.*)$/1/'`
- host_vendor=`echo $host | sed 's/^([^-]*)-([^-]*)-(.*)$/2/'`
- host_os=`echo $host | sed 's/^([^-]*)-([^-]*)-(.*)$/3/'`
- changequote([, ])dnl
- AC_MSG_RESULT($host)
- AC_SUBST(host)dnl
- AC_SUBST(host_alias)dnl
- AC_SUBST(host_cpu)dnl
- AC_SUBST(host_vendor)dnl
- AC_SUBST(host_os)dnl
- ])
- dnl Internal use only.
- AC_DEFUN(AC_CANONICAL_TARGET,
- [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- AC_MSG_CHECKING(target system type)
- dnl Set target_alias.
- target_alias=$target
- case "$target_alias" in
- NONE)
- case $nonopt in
- NONE) target_alias=$host_alias ;;
- *) target_alias=$nonopt ;;
- esac ;;
- esac
- dnl Set the other target vars.
- changequote(<<, >>)dnl
- target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
- target_cpu=`echo $target | sed 's/^([^-]*)-([^-]*)-(.*)$/1/'`
- target_vendor=`echo $target | sed 's/^([^-]*)-([^-]*)-(.*)$/2/'`
- target_os=`echo $target | sed 's/^([^-]*)-([^-]*)-(.*)$/3/'`
- changequote([, ])dnl
- AC_MSG_RESULT($target)
- AC_SUBST(target)dnl
- AC_SUBST(target_alias)dnl
- AC_SUBST(target_cpu)dnl
- AC_SUBST(target_vendor)dnl
- AC_SUBST(target_os)dnl
- ])
- dnl Internal use only.
- AC_DEFUN(AC_CANONICAL_BUILD,
- [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- AC_MSG_CHECKING(build system type)
- dnl Set build_alias.
- build_alias=$build
- case "$build_alias" in
- NONE)
- case $nonopt in
- NONE) build_alias=$host_alias ;;
- *) build_alias=$nonopt ;;
- esac ;;
- esac
- dnl Set the other build vars.
- changequote(<<, >>)dnl
- build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
- build_cpu=`echo $build | sed 's/^([^-]*)-([^-]*)-(.*)$/1/'`
- build_vendor=`echo $build | sed 's/^([^-]*)-([^-]*)-(.*)$/2/'`
- build_os=`echo $build | sed 's/^([^-]*)-([^-]*)-(.*)$/3/'`
- changequote([, ])dnl
- AC_MSG_RESULT($build)
- AC_SUBST(build)dnl
- AC_SUBST(build_alias)dnl
- AC_SUBST(build_cpu)dnl
- AC_SUBST(build_vendor)dnl
- AC_SUBST(build_os)dnl
- ])
- dnl AC_VALIDATE_CACHED_SYSTEM_TUPLE[(cmd)]
- dnl if the cache file is inconsistent with the current host,
- dnl target and build system types, execute CMD or print a default
- dnl error message.
- AC_DEFUN(AC_VALIDATE_CACHED_SYSTEM_TUPLE, [
- AC_REQUIRE([AC_CANONICAL_SYSTEM])
- AC_MSG_CHECKING([cached system tuple])
- if { test x"${ac_cv_host_system_type+set}" = x"set" &&
- test x"$ac_cv_host_system_type" != x"$host"; } ||
- { test x"${ac_cv_build_system_type+set}" = x"set" &&
- test x"$ac_cv_build_system_type" != x"$build"; } ||
- { test x"${ac_cv_target_system_type+set}" = x"set" &&
- test x"$ac_cv_target_system_type" != x"$target"; }; then
- AC_MSG_RESULT([different])
- ifelse($#, 1, [$1],
- [AC_MSG_ERROR([remove config.cache and re-run configure])])
- else
- AC_MSG_RESULT(ok)
- fi
- ac_cv_host_system_type="$host"
- ac_cv_build_system_type="$build"
- ac_cv_target_system_type="$target"
- ])
- dnl ### Caching test results
- dnl Look for site or system specific initialization scripts.
- dnl AC_SITE_LOAD()
- define(AC_SITE_LOAD,
- [# Prefer explicitly selected file to automatically selected ones.
- if test -z "$CONFIG_SITE"; then
- if test "x$prefix" != xNONE; then
- CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
- else
- CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
- fi
- fi
- for ac_site_file in $CONFIG_SITE; do
- if test -r "$ac_site_file"; then
- echo "loading site script $ac_site_file"
- . "$ac_site_file"
- fi
- done
- ])
- dnl AC_CACHE_LOAD()
- define(AC_CACHE_LOAD,
- [if test -r "$cache_file"; then
- echo "loading cache $cache_file"
- . $cache_file
- else
- echo "creating cache $cache_file"
- > $cache_file
- fi
- ])
- dnl AC_CACHE_SAVE()
- define(AC_CACHE_SAVE,
- [cat > confcache <<EOF
- # This file is a shell script that caches the results of configure
- # tests run on this system so they can be shared between configure
- # scripts and configure runs. It is not useful on other systems.
- # If it contains results you don't want to keep, you may remove or edit it.
- #
- # By default, configure uses ./config.cache as the cache file,
- # creating it if it does not exist already. You can give configure
- # the --cache-file=FILE option to use a different cache file; that is
- # what configure does when it calls configure scripts in
- # subdirectories, so they share the cache.
- # Giving --cache-file=/dev/null disables caching, for debugging configure.
- # config.status only pays attention to the cache file if you give it the
- # --recheck option to rerun configure.
- #
- EOF
- dnl Allow a site initialization script to override cache values.
- # The following way of writing the cache mishandles newlines in values,
- # but we know of no workaround that is simple, portable, and efficient.
- # So, don't put newlines in cache variables' values.
- # Ultrix sh set writes to stderr and can't be redirected directly,
- # and sets the high bit in the cache file unless we assign to the vars.
- changequote(, )dnl
- (set) 2>&1 |
- case `(ac_space=' '; set | grep ac_space) 2>&1` in
- *ac_space= *)
- # `set' does not quote correctly, so add quotes (double-quote substitution
- # turns \\ into \, and sed turns \ into ).
- sed -n
- -e "s/'/'\\''/g"
- -e "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1='\2'}/p"
- ;;
- *)
- # `set' quotes correctly as required by POSIX, so do not add quotes.
- sed -n -e 's/^([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*)=(.*)/1=${1=2}/p'
- ;;
- esac >> confcache
- changequote([, ])dnl
- if cmp -s $cache_file confcache; then
- :
- else
- if test -w $cache_file; then
- echo "updating cache $cache_file"
- cat confcache > $cache_file
- else
- echo "not updating unwritable cache $cache_file"
- fi
- fi
- rm -f confcache
- ])
- dnl The name of shell var CACHE-ID must contain `_cv_' in order to get saved.
- dnl AC_CACHE_VAL(CACHE-ID, COMMANDS-TO-SET-IT)
- define(AC_CACHE_VAL,
- [dnl We used to use the below line, but it fails if the 1st arg is a
- dnl shell variable, so we need the eval.
- dnl if test "${$1+set}" = set; then
- dnl the '' avoids an AIX 4.1 sh bug ("invalid expansion").
- if eval "test "`echo '$''{'$1'+set}'`" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&AC_FD_MSG
- else
- $2
- fi
- ])
- dnl AC_CACHE_CHECK(MESSAGE, CACHE-ID, COMMANDS)
- define(AC_CACHE_CHECK,
- [AC_MSG_CHECKING([$1])
- AC_CACHE_VAL([$2], [$3])
- AC_MSG_RESULT([$]$2)])
- dnl ### Defining symbols
- dnl Set VARIABLE to VALUE, verbatim, or 1.
- dnl AC_DEFINE(VARIABLE [, VALUE])
- define(AC_DEFINE,
- [cat >> confdefs.h <<EOF
- [#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1)
- EOF
- ])
- dnl Similar, but perform shell substitutions $ ` once on VALUE.
- define(AC_DEFINE_UNQUOTED,
- [cat >> confdefs.h <<EOF
- [#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1)
- EOF
- ])
- dnl ### Setting output variables
- dnl This macro protects VARIABLE from being diverted twice
- dnl if this macro is called twice for it.
- dnl AC_SUBST(VARIABLE)
- define(AC_SUBST,
- [ifdef([AC_SUBST_$1], ,
- [define([AC_SUBST_$1], )dnl
- AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl
- s%@$1@%[$]$1%g
- AC_DIVERT_POP()dnl
- ])])
- dnl AC_SUBST_FILE(VARIABLE)
- define(AC_SUBST_FILE,
- [ifdef([AC_SUBST_$1], ,
- [define([AC_SUBST_$1], )dnl
- AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl
- /@$1@/r [$]$1
- s%@$1@%%g
- AC_DIVERT_POP()dnl
- ])])
- dnl ### Printing messages
- dnl AC_MSG_CHECKING(FEATURE-DESCRIPTION)
- define(AC_MSG_CHECKING,
- [echo $ac_n "checking $1""... $ac_c" 1>&AC_FD_MSG
- echo "configure:__oline__: checking $1" >&AC_FD_CC])
- dnl AC_CHECKING(FEATURE-DESCRIPTION)
- define(AC_CHECKING,
- [echo "checking $1" 1>&AC_FD_MSG
- echo "configure:__oline__: checking $1" >&AC_FD_CC])
- dnl AC_MSG_RESULT(RESULT-DESCRIPTION)
- define(AC_MSG_RESULT,
- [echo "$ac_t""$1" 1>&AC_FD_MSG])
- dnl AC_VERBOSE(RESULT-DESCRIPTION)
- define(AC_VERBOSE,
- [AC_OBSOLETE([$0], [; instead use AC_MSG_RESULT])dnl
- echo " $1" 1>&AC_FD_MSG])
- dnl AC_MSG_WARN(PROBLEM-DESCRIPTION)
- define(AC_MSG_WARN,
- [echo "configure: warning: $1" 1>&2])
- dnl AC_MSG_ERROR(ERROR-DESCRIPTION)
- define(AC_MSG_ERROR,
- [{ echo "configure: error: $1" 1>&2; exit 1; }])
- dnl ### Selecting which language to use for testing
- dnl AC_LANG_C()
- AC_DEFUN(AC_LANG_C,
- [define([AC_LANG], [C])dnl
- ac_ext=c
- # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
- ac_cpp='$CPP $CPPFLAGS'
- ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC'
- ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
- cross_compiling=$ac_cv_prog_cc_cross
- ])
- dnl AC_LANG_CPLUSPLUS()
- AC_DEFUN(AC_LANG_CPLUSPLUS,
- [define([AC_LANG], [CPLUSPLUS])dnl
- ac_ext=C
- # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
- ac_cpp='$CXXCPP $CPPFLAGS'
- ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC'
- ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
- cross_compiling=$ac_cv_prog_cxx_cross
- ])
- dnl AC_LANG_FORTRAN77()
- AC_DEFUN(AC_LANG_FORTRAN77,
- [define([AC_LANG], [FORTRAN77])dnl
- ac_ext=f
- ac_compile='${F77-f77} -c $FFLAGS conftest.$ac_ext 1>&AC_FD_CC'
- ac_link='${F77-f77} -o conftest${ac_exeext} $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
- cross_compiling=$ac_cv_prog_f77_cross
- ])
- dnl Push the current language on a stack.
- dnl AC_LANG_SAVE()
- define(AC_LANG_SAVE,
- [pushdef([AC_LANG_STACK], AC_LANG)])
- dnl Restore the current language from the stack.
- dnl AC_LANG_RESTORE()
- pushdef([AC_LANG_RESTORE],
- [ifelse(AC_LANG_STACK, [C], [AC_LANG_C],dnl
- AC_LANG_STACK, [CPLUSPLUS], [AC_LANG_CPLUSPLUS],dnl
- AC_LANG_STACK, [FORTRAN77], [AC_LANG_FORTRAN77])[]popdef([AC_LANG_STACK])])
- dnl ### Compiler-running mechanics
- dnl The purpose of this macro is to "configure:123: command line"
- dnl written into config.log for every test run.
- dnl AC_TRY_EVAL(VARIABLE)
- AC_DEFUN(AC_TRY_EVAL,
- [{ (eval echo configure:__oline__: "[$]$1") 1>&AC_FD_CC; dnl
- (eval [$]$1) 2>&AC_FD_CC; }])
- dnl AC_TRY_COMMAND(COMMAND)
- AC_DEFUN(AC_TRY_COMMAND,
- [{ ac_try='$1'; AC_TRY_EVAL(ac_try); }])
- dnl ### Dependencies between macros
- dnl AC_BEFORE(THIS-MACRO-NAME, CALLED-MACRO-NAME)
- define(AC_BEFORE,
- [ifdef([AC_PROVIDE_$2], [errprint(__file__:__line__: [$2 was called before $1
- ])])])
- dnl AC_REQUIRE(MACRO-NAME)
- define(AC_REQUIRE,
- [ifdef([AC_PROVIDE_$1], ,
- [AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))dnl
- indir([$1])
- AC_DIVERT_POP()dnl
- ])])
- dnl AC_PROVIDE(MACRO-NAME)
- define(AC_PROVIDE,
- [define([AC_PROVIDE_$1], )])
- dnl AC_OBSOLETE(THIS-MACRO-NAME [, SUGGESTION])
- define(AC_OBSOLETE,
- [errprint(__file__:__line__: warning: [$1] is obsolete[$2]
- )])
- dnl ### Checking for programs
- dnl AC_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, VALUE-IF-FOUND
- dnl [, [VALUE-IF-NOT-FOUND] [, [PATH] [, [REJECT]]]])
- AC_DEFUN(AC_CHECK_PROG,
- [# Extract the first word of "$2", so it can be a program name with args.
- set dummy $2; ac_word=[$]2
- AC_MSG_CHECKING([for $ac_word])
- AC_CACHE_VAL(ac_cv_prog_$1,
- [if test -n "[$]$1"; then
- ac_cv_prog_$1="[$]$1" # Let the user override the test.
- else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
- ifelse([$6], , , [ ac_prog_rejected=no
- ])dnl
- dnl $ac_dummy forces splitting on constant user-supplied paths.
- dnl POSIX.2 word splitting is done only on the output of word expansions,
- dnl not every word. This closes a longstanding sh security hole.
- ac_dummy="ifelse([$5], , $PATH, [$5])"
- for ac_dir in $ac_dummy; do
- test -z "$ac_dir" && ac_dir=.
- if test -f $ac_dir/$ac_word; then
- ifelse([$6], , , dnl
- [ if test "[$ac_dir/$ac_word]" = "$6"; then
- ac_prog_rejected=yes
- continue
- fi
- ])dnl
- ac_cv_prog_$1="$3"
- break
- fi
- done
- IFS="$ac_save_ifs"
- ifelse([$6], , , [if test $ac_prog_rejected = yes; then
- # We found a bogon in the path, so make sure we never use it.
- set dummy [$]ac_cv_prog_$1
- shift
- if test [$]# -gt 0; then
- # We chose a different compiler from the bogus one.
- # However, it has the same basename, so the bogon will be chosen
- # first if we set $1 to just the basename; use the full file name.
- shift
- set dummy "$ac_dir/$ac_word" "[$]@"
- shift
- ac_cv_prog_$1="[$]@"
- ifelse([$2], [$4], dnl
- [ else
- # Default is a loser.
- AC_MSG_ERROR([$1=$6 unacceptable, but no other $4 found in dnl
- ifelse([$5], , [$]PATH, [$5])])
- ])dnl
- fi
- fi
- ])dnl
- dnl If no 4th arg is given, leave the cache variable unset,
- dnl so AC_CHECK_PROGS will keep looking.
- ifelse([$4], , , [ test -z "[$]ac_cv_prog_$1" && ac_cv_prog_$1="$4"
- ])dnl
- fi])dnl
- $1="$ac_cv_prog_$1"
- if test -n "[$]$1"; then
- AC_MSG_RESULT([$]$1)
- else
- AC_MSG_RESULT(no)
- fi
- AC_SUBST($1)dnl
- ])
- dnl AC_PATH_PROG(VARIABLE, PROG-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND [, PATH]])
- AC_DEFUN(AC_PATH_PROG,
- [# Extract the first word of "$2", so it can be a program name with args.
- set dummy $2; ac_word=[$]2
- AC_MSG_CHECKING([for $ac_word])
- AC_CACHE_VAL(ac_cv_path_$1,
- [case "[$]$1" in
- /*)
- ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
- ;;
- ?:/*)
- ac_cv_path_$1="[$]$1" # Let the user override the test with a dos path.
- ;;
- *)
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
- dnl $ac_dummy forces splitting on constant user-supplied paths.
- dnl POSIX.2 word splitting is done only on the output of word expansions,
- dnl not every word. This closes a longstanding sh security hole.
- ac_dummy="ifelse([$4], , $PATH, [$4])"
- for ac_dir in $ac_dummy; do
- test -z "$ac_dir" && ac_dir=.
- if test -f $ac_dir/$ac_word; then
- ac_cv_path_$1="$ac_dir/$ac_word"
- break
- fi
- done
- IFS="$ac_save_ifs"
- dnl If no 3rd arg is given, leave the cache variable unset,
- dnl so AC_PATH_PROGS will keep looking.
- ifelse([$3], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$3"
- ])dnl
- ;;
- esac])dnl
- $1="$ac_cv_path_$1"
- if test -n "[$]$1"; then
- AC_MSG_RESULT([$]$1)
- else
- AC_MSG_RESULT(no)
- fi
- AC_SUBST($1)dnl
- ])
- dnl AC_CHECK_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND
- dnl [, PATH]])
- AC_DEFUN(AC_CHECK_PROGS,
- [for ac_prog in $2
- do
- AC_CHECK_PROG($1, [$]ac_prog, [$]ac_prog, , $4)
- test -n "[$]$1" && break
- done
- ifelse([$3], , , [test -n "[$]$1" || $1="$3"
- ])])
- dnl AC_PATH_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND
- dnl [, PATH]])
- AC_DEFUN(AC_PATH_PROGS,
- [for ac_prog in $2
- do
- AC_PATH_PROG($1, [$]ac_prog, , $4)
- test -n "[$]$1" && break
- done
- ifelse([$3], , , [test -n "[$]$1" || $1="$3"
- ])])
- dnl Internal subroutine.
- AC_DEFUN(AC_CHECK_TOOL_PREFIX,
- [AC_REQUIRE([AC_CANONICAL_HOST])AC_REQUIRE([AC_CANONICAL_BUILD])dnl
- if test $host != $build; then
- ac_tool_prefix=${host_alias}-
- else
- ac_tool_prefix=
- fi
- ])
- dnl AC_CHECK_TOOL(VARIABLE, PROG-TO-CHECK-FOR[, VALUE-IF-NOT-FOUND [, PATH]])
- AC_DEFUN(AC_CHECK_TOOL,
- [AC_REQUIRE([AC_CHECK_TOOL_PREFIX])dnl
- AC_CHECK_PROG($1, ${ac_tool_prefix}$2, ${ac_tool_prefix}$2,
- ifelse([$3], , [$2], ), $4)
- ifelse([$3], , , [
- if test -z "$ac_cv_prog_$1"; then
- if test -n "$ac_tool_prefix"; then
- AC_CHECK_PROG($1, $2, $2, $3)
- else
- $1="$3"
- fi
- fi])
- ])
- dnl Guess the value for the `prefix' variable by looking for
- dnl the argument program along PATH and taking its parent.
- dnl Example: if the argument is `gcc' and we find /usr/local/gnu/bin/gcc,
- dnl set `prefix' to /usr/local/gnu.
- dnl This comes too late to find a site file based on the prefix,
- dnl and it might use a cached value for the path.
- dnl No big loss, I think, since most configures don't use this macro anyway.
- dnl AC_PREFIX_PROGRAM(PROGRAM)
- AC_DEFUN(AC_PREFIX_PROGRAM,
- [if test "x$prefix" = xNONE; then
- changequote(<<, >>)dnl
- define(<<AC_VAR_NAME>>, translit($1, [a-z], [A-Z]))dnl
- changequote([, ])dnl
- dnl We reimplement AC_MSG_CHECKING (mostly) to avoid the ... in the middle.
- echo $ac_n "checking for prefix by $ac_c" 1>&AC_FD_MSG
- AC_PATH_PROG(AC_VAR_NAME, $1)
- changequote(<<, >>)dnl
- if test -n "$ac_cv_path_<<>>AC_VAR_NAME"; then
- prefix=`echo $ac_cv_path_<<>>AC_VAR_NAME|sed 's%/[^/][^/]*//*[^/][^/]*$%%'`
- changequote([, ])dnl
- fi
- fi
- undefine([AC_VAR_NAME])dnl
- ])
- dnl Try to compile, link and execute TEST-PROGRAM. Set WORKING-VAR to
- dnl `yes' if the current compiler works, otherwise set it ti `no'. Set
- dnl CROSS-VAR to `yes' if the compiler and linker produce non-native
- dnl executables, otherwise set it to `no'. Before calling
- dnl `AC_TRY_COMPILER()', call `AC_LANG_*' to set-up for the right
- dnl language.
- dnl
- dnl AC_TRY_COMPILER(TEST-PROGRAM, WORKING-VAR, CROSS-VAR)
- AC_DEFUN(AC_TRY_COMPILER,
- [cat > conftest.$ac_ext << EOF
- ifelse(AC_LANG, [FORTRAN77], ,
- [
- [#]line __oline__ "configure"
- #include "confdefs.h"
- ])
- [$1]
- EOF
- if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
- [$2]=yes
- # If we can't run a trivial program, we are probably using a cross compiler.
- if (./conftest; exit) 2>/dev/null; then
- [$3]=no
- else
- [$3]=yes
- fi
- else
- echo "configure: failed program was:" >&AC_FD_CC
- cat conftest.$ac_ext >&AC_FD_CC
- [$2]=no
- fi
- rm -fr conftest*])
- dnl ### Checking for libraries
- dnl AC_TRY_LINK_FUNC(func, action-if-found, action-if-not-found)
- dnl Try to link a program that calls FUNC, handling GCC builtins. If
- dnl the link succeeds, execute ACTION-IF-FOUND; otherwise, execute
- dnl ACTION-IF-NOT-FOUND.
- AC_DEFUN(AC_TRY_LINK_FUNC,
- AC_TRY_LINK(dnl
- ifelse([$1], [main], , dnl Avoid conflicting decl of main.
- [/* Override any gcc2 internal prototype to avoid an error. */
- ]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
- extern "C"
- #endif
- ])dnl
- [/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
- char $1();
- ]),
- [$1()],
- [$2],
- [$3]))
- dnl AC_SEARCH_LIBS(FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND
- dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]])
- dnl Search for a library defining FUNC, if it's not already available.
- AC_DEFUN(AC_SEARCH_LIBS,
- [AC_PREREQ([2.13])
- AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1],
- [ac_func_search_save_LIBS="$LIBS"
- ac_cv_search_$1="no"
- AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"])
- test "$ac_cv_search_$1" = "no" && for i in $2; do
- LIBS="-l$i $5 $ac_func_search_save_LIBS"
- AC_TRY_LINK_FUNC([$1],
- [ac_cv_search_$1="-l$i"
- break])
- done
- LIBS="$ac_func_search_save_LIBS"])
- if test "$ac_cv_search_$1" != "no"; then
- test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS"
- $3
- else :
- $4
- fi])
- dnl AC_CHECK_LIB(LIBRARY, FUNCTION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
- dnl [, OTHER-LIBRARIES]]])
- AC_DEFUN(AC_CHECK_LIB,
- [AC_MSG_CHECKING([for $2 in -l$1])
- dnl Use a cache variable name containing both the library and function name,
- dnl because the test really is for library $1 defining function $2, not
- dnl just for library $1. Separate tests with the same $1 and different $2s
- dnl may have different results.
- ac_lib_var=`echo $1['_']$2 | sed 'y%./+-%__p_%'`
- AC_CACHE_VAL(ac_cv_lib_$ac_lib_var,
- [ac_save_LIBS="$LIBS"
- LIBS="-l$1 $5 $LIBS"
- AC_TRY_LINK(dnl
- ifelse(AC_LANG, [FORTRAN77], ,
- ifelse([$2], [main], , dnl Avoid conflicting decl of main.
- [/* Override any gcc2 internal prototype to avoid an error. */
- ]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
- extern "C"
- #endif
- ])dnl
- [/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
- char $2();
- ])),
- [$2()],
- eval "ac_cv_lib_$ac_lib_var=yes",
- eval "ac_cv_lib_$ac_lib_var=no")
- LIBS="$ac_save_LIBS"
- ])dnl
- if eval "test "`echo '$ac_cv_lib_'$ac_lib_var`" = yes"; then
- AC_MSG_RESULT(yes)
- ifelse([$3], ,
- [changequote(, )dnl
- ac_tr_lib=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g'
- -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
- changequote([, ])dnl
- AC_DEFINE_UNQUOTED($ac_tr_lib)
- LIBS="-l$1 $LIBS"
- ], [$3])
- else
- AC_MSG_RESULT(no)
- ifelse([$4], , , [$4
- ])dnl
- fi
- ])
- dnl AC_HAVE_LIBRARY(LIBRARY, [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
- dnl [, OTHER-LIBRARIES]]])
- AC_DEFUN(AC_HAVE_LIBRARY,
- [AC_OBSOLETE([$0], [; instead use AC_CHECK_LIB])dnl
- changequote(<<, >>)dnl
- define(<<AC_LIB_NAME>>, dnl
- patsubst(patsubst($1, <<lib([^.]*).a>>, <<1>>), <<-l>>, <<>>))dnl
- define(<<AC_CV_NAME>>, ac_cv_lib_<<>>AC_LIB_NAME)dnl
- changequote([, ])dnl
- AC_MSG_CHECKING([for -l[]AC_LIB_NAME])
- AC_CACHE_VAL(AC_CV_NAME,
- [ac_save_LIBS="$LIBS"
- LIBS="-l[]AC_LIB_NAME[] $4 $LIBS"
- AC_TRY_LINK( , [main()], AC_CV_NAME=yes, AC_CV_NAME=no)
- LIBS="$ac_save_LIBS"
- ])dnl
- AC_MSG_RESULT($AC_CV_NAME)
- if test "$AC_CV_NAME" = yes; then
- ifelse([$2], ,
- [AC_DEFINE([HAVE_LIB]translit(AC_LIB_NAME, [a-z], [A-Z]))
- LIBS="-l[]AC_LIB_NAME[] $LIBS"
- ], [$2])
- ifelse([$3], , , [else
- $3
- ])dnl
- fi
- undefine([AC_LIB_NAME])dnl
- undefine([AC_CV_NAME])dnl
- ])
- dnl ### Examining declarations
- dnl AC_TRY_CPP(INCLUDES, [ACTION-IF-TRUE [, ACTION-IF-FALSE]])
- AC_DEFUN(AC_TRY_CPP,
- [AC_REQUIRE_CPP()dnl
- cat > conftest.$ac_ext <<EOF
- [#]line __oline__ "configure"
- #include "confdefs.h"
- [$1]
- EOF
- dnl Capture the stderr of cpp. eval is necessary to expand ac_cpp.
- dnl We used to copy stderr to stdout and capture it in a variable, but
- dnl that breaks under sh -x, which writes compile commands starting
- dnl with ` +' to stderr in eval and subshells.
- ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
- AC_TRY_EVAL(ac_try)
- ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}$"`
- if test -z "$ac_err"; then
- ifelse([$2], , :, [rm -rf conftest*
- $2])
- else
- echo "$ac_err" >&AC_FD_CC
- echo "configure: failed program was:" >&AC_FD_CC
- cat conftest.$ac_ext >&AC_FD_CC
- ifelse([$3], , , [ rm -rf conftest*
- $3
- ])dnl
- fi
- rm -f conftest*])
- dnl AC_EGREP_HEADER(PATTERN, HEADER-FILE, ACTION-IF-FOUND [,
- dnl ACTION-IF-NOT-FOUND])
- AC_DEFUN(AC_EGREP_HEADER,
- [AC_EGREP_CPP([$1], [#include <$2>], [$3], [$4])])
- dnl Because this macro is used by AC_PROG_GCC_TRADITIONAL, which must
- dnl come early, it is not included in AC_BEFORE checks.
- dnl AC_EGREP_CPP(PATTERN, PROGRAM, [ACTION-IF-FOUND [,
- dnl ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_EGREP_CPP,
- [AC_REQUIRE_CPP()dnl
- cat > conftest.$ac_ext <<EOF
- [#]line __oline__ "configure"
- #include "confdefs.h"
- [$2]
- EOF
- dnl eval is necessary to expand ac_cpp.
- dnl Ultrix and Pyramid sh refuse to redirect output of eval, so use subshell.
- if (eval "$ac_cpp conftest.$ac_ext") 2>&AC_FD_CC |
- dnl Prevent m4 from eating character classes:
- changequote(, )dnl
- egrep "$1" >/dev/null 2>&1; then
- changequote([, ])dnl
- ifelse([$3], , :, [rm -rf conftest*
- $3])
- ifelse([$4], , , [else
- rm -rf conftest*
- $4
- ])dnl
- fi
- rm -f conftest*
- ])
- dnl ### Examining syntax
- dnl AC_TRY_COMPILE(INCLUDES, FUNCTION-BODY,
- dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_TRY_COMPILE,
- [cat > conftest.$ac_ext <<EOF
- ifelse(AC_LANG, [FORTRAN77],
- [ program main
- [$2]
- end],
- [dnl This sometimes fails to find confdefs.h, for some reason.
- dnl [#]line __oline__ "[$]0"
- [#]line __oline__ "configure"
- #include "confdefs.h"
- [$1]
- int main() {
- [$2]
- ; return 0; }
- ])EOF
- if AC_TRY_EVAL(ac_compile); then
- ifelse([$3], , :, [rm -rf conftest*
- $3])
- else
- echo "configure: failed program was:" >&AC_FD_CC
- cat conftest.$ac_ext >&AC_FD_CC
- ifelse([$4], , , [ rm -rf conftest*
- $4
- ])dnl
- fi
- rm -f conftest*])
- dnl ### Examining libraries
- dnl AC_COMPILE_CHECK(ECHO-TEXT, INCLUDES, FUNCTION-BODY,
- dnl ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
- AC_DEFUN(AC_COMPILE_CHECK,
- [AC_OBSOLETE([$0], [; instead use AC_TRY_COMPILE or AC_TRY_LINK, and AC_MSG_CHECKING and AC_MSG_RESULT])dnl
- ifelse([$1], , , [AC_CHECKING([for $1])
- ])dnl
- AC_TRY_LINK([$2], [$3], [$4], [$5])
- ])
- dnl AC_TRY_LINK(INCLUDES, FUNCTION-BODY,
- dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_TRY_LINK,
- [cat > conftest.$ac_ext <<EOF
- ifelse(AC_LANG, [FORTRAN77],
- [
- program main
- call [$2]
- end
- ],
- [dnl This sometimes fails to find confdefs.h, for some reason.
- dnl [#]line __oline__ "[$]0"
- [#]line __oline__ "configure"
- #include "confdefs.h"
- [$1]
- int main() {
- [$2]
- ; return 0; }
- ])EOF
- if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
- ifelse([$3], , :, [rm -rf conftest*
- $3])
- else
- echo "configure: failed program was:" >&AC_FD_CC
- cat conftest.$ac_ext >&AC_FD_CC
- ifelse([$4], , , [ rm -rf conftest*
- $4
- ])dnl
- fi
- rm -f conftest*])
- dnl ### Checking for run-time features
- dnl AC_TRY_RUN(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE
- dnl [, ACTION-IF-CROSS-COMPILING]]])
- AC_DEFUN(AC_TRY_RUN,
- [if test "$cross_compiling" = yes; then
- ifelse([$4], ,
- [errprint(__file__:__line__: warning: [AC_TRY_RUN] called without default to allow cross compiling
- )dnl
- AC_MSG_ERROR(can not run test program while cross compiling)],
- [$4])
- else
- AC_TRY_RUN_NATIVE([$1], [$2], [$3])
- fi
- ])
- dnl Like AC_TRY_RUN but assumes a native-environment (non-cross) compiler.
- dnl AC_TRY_RUN_NATIVE(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE]])
- AC_DEFUN(AC_TRY_RUN_NATIVE,
- [cat > conftest.$ac_ext <<EOF
- [#]line __oline__ "configure"
- #include "confdefs.h"
- ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
- extern "C" void exit(int);
- #endif
- ])dnl
- [$1]
- EOF
- if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
- then
- dnl Don't remove the temporary files here, so they can be examined.
- ifelse([$2], , :, [$2])
- else
- echo "configure: failed program was:" >&AC_FD_CC
- cat conftest.$ac_ext >&AC_FD_CC
- ifelse([$3], , , [ rm -fr conftest*
- $3
- ])dnl
- fi
- rm -fr conftest*])
- dnl ### Checking for header files
- dnl AC_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_HEADER,
- [dnl Do the transliteration at runtime so arg 1 can be a shell variable.
- ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
- AC_MSG_CHECKING([for $1])
- AC_CACHE_VAL(ac_cv_header_$ac_safe,
- [AC_TRY_CPP([#include <$1>], eval "ac_cv_header_$ac_safe=yes",
- eval "ac_cv_header_$ac_safe=no")])dnl
- if eval "test "`echo '$ac_cv_header_'$ac_safe`" = yes"; then
- AC_MSG_RESULT(yes)
- ifelse([$2], , :, [$2])
- else
- AC_MSG_RESULT(no)
- ifelse([$3], , , [$3
- ])dnl
- fi
- ])
- dnl AC_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_HEADERS,
- [for ac_hdr in $1
- do
- AC_CHECK_HEADER($ac_hdr,
- [changequote(, )dnl
- ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
- changequote([, ])dnl
- AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3)dnl
- done
- ])
- dnl ### Checking for the existence of files
- dnl AC_CHECK_FILE(FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_FILE,
- [AC_REQUIRE([AC_PROG_CC])
- dnl Do the transliteration at runtime so arg 1 can be a shell variable.
- ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
- AC_MSG_CHECKING([for $1])
- AC_CACHE_VAL(ac_cv_file_$ac_safe,
- [if test "$cross_compiling" = yes; then
- errprint(__file__:__line__: warning: Cannot check for file existence when cross compiling
- )dnl
- AC_MSG_ERROR(Cannot check for file existence when cross compiling)
- else
- if test -r $1; then
- eval "ac_cv_file_$ac_safe=yes"
- else
- eval "ac_cv_file_$ac_safe=no"
- fi
- fi])dnl
- if eval "test "`echo '$ac_cv_file_'$ac_safe`" = yes"; then
- AC_MSG_RESULT(yes)
- ifelse([$2], , :, [$2])
- else
- AC_MSG_RESULT(no)
- ifelse([$3], , , [$3])
- fi
- ])
- dnl AC_CHECK_FILES(FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_FILES,
- [for ac_file in $1
- do
- AC_CHECK_FILE($ac_file,
- [changequote(, )dnl
- ac_tr_file=HAVE_`echo $ac_file | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
- changequote([, ])dnl
- AC_DEFINE_UNQUOTED($ac_tr_file) $2], $3)dnl
- done
- ])
- dnl ### Checking for library functions
- dnl AC_CHECK_FUNC(FUNCTION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_FUNC,
- [AC_MSG_CHECKING([for $1])
- AC_CACHE_VAL(ac_cv_func_$1,
- [AC_TRY_LINK(
- dnl Don't include <ctype.h> because on OSF/1 3.0 it includes <sys/types.h>
- dnl which includes <sys/select.h> which contains a prototype for
- dnl select. Similarly for bzero.
- [/* System header to define __stub macros and hopefully few prototypes,
- which can conflict with char $1(); below. */
- #include <assert.h>
- /* Override any gcc2 internal prototype to avoid an error. */
- ]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
- extern "C"
- #endif
- ])dnl
- [/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
- char $1();
- ], [
- /* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
- #if defined (__stub_$1) || defined (__stub___$1)
- choke me
- #else
- $1();
- #endif
- ], eval "ac_cv_func_$1=yes", eval "ac_cv_func_$1=no")])
- if eval "test "`echo '$ac_cv_func_'$1`" = yes"; then
- AC_MSG_RESULT(yes)
- ifelse([$2], , :, [$2])
- else
- AC_MSG_RESULT(no)
- ifelse([$3], , , [$3
- ])dnl
- fi
- ])
- dnl AC_CHECK_FUNCS(FUNCTION... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
- AC_DEFUN(AC_CHECK_FUNCS,
- [for ac_func in $1
- do
- AC_CHECK_FUNC($ac_func,
- [changequote(, )dnl
- ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
- changequote([, ])dnl
- AC_DEFINE_UNQUOTED($ac_tr_func) $2], $3)dnl
- done
- ])
- dnl AC_REPLACE_FUNCS(FUNCTION...)
- AC_DEFUN(AC_REPLACE_FUNCS,
- [AC_CHECK_FUNCS([$1], , [LIBOBJS="$LIBOBJS ${ac_func}.${ac_objext}"])
- AC_SUBST(LIBOBJS)dnl
- ])
- dnl ### Checking compiler characteristics
- dnl AC_CHECK_SIZEOF(TYPE [, CROSS-SIZE])
- AC_DEFUN(AC_CHECK_SIZEOF,
- [changequote(<<, >>)dnl
- dnl The name to #define.
- define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
- dnl The cache variable name.
- define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
- changequote([, ])dnl
- AC_MSG_CHECKING(size of $1)
- AC_CACHE_VAL(AC_CV_NAME,
- [AC_TRY_RUN([#include <stdio.h>
- main()
- {
- FILE *f=fopen("conftestval", "w");
- if (!f) exit(1);
- fprintf(f, "%dn", sizeof($1));
- exit(0);
- }], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
- AC_MSG_RESULT($AC_CV_NAME)
- AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
- undefine([AC_TYPE_NAME])dnl
- undefine([AC_CV_NAME])dnl
- ])
- dnl ### Checking for typedefs
- dnl AC_CHECK_TYPE(TYPE, DEFAULT)
- AC_DEFUN(AC_CHECK_TYPE,
- [AC_REQUIRE([AC_HEADER_STDC])dnl
- AC_MSG_CHECKING(for $1)
- AC_CACHE_VAL(ac_cv_type_$1,
- [AC_EGREP_CPP(dnl
- changequote(<<,>>)dnl
- <<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl
- changequote([,]), [#include <sys/types.h>
- #if STDC_HEADERS
- #include <stdlib.h>
- #include <stddef.h>
- #endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
- AC_MSG_RESULT($ac_cv_type_$1)
- if test $ac_cv_type_$1 = no; then
- AC_DEFINE($1, $2)
- fi
- ])
- dnl ### Creating output files
- dnl AC_CONFIG_HEADER(HEADER-TO-CREATE ...)
- AC_DEFUN(AC_CONFIG_HEADER,
- [define(AC_LIST_HEADER, $1)])
- dnl Link each of the existing files SOURCE... to the corresponding
- dnl link name in DEST...
- dnl AC_LINK_FILES(SOURCE..., DEST...)
- AC_DEFUN(AC_LINK_FILES,
- [dnl
- define([AC_LIST_FILES], ifdef([AC_LIST_FILES], [AC_LIST_FILES ],)[$1])dnl
- define([AC_LIST_LINKS], ifdef([AC_LIST_LINKS], [AC_LIST_LINKS ],)[$2])])
- dnl Add additional commands for AC_OUTPUT to put into config.status.
- dnl Use diversions instead of macros so we can be robust in the
- dnl presence of commas in $1 and/or $2.
- dnl AC_OUTPUT_COMMANDS(EXTRA-CMDS, INIT-CMDS)
- AC_DEFUN(AC_OUTPUT_COMMANDS,
- [AC_DIVERT_PUSH(AC_DIVERSION_CMDS)dnl
- [$1]
- AC_DIVERT_POP()dnl
- AC_DIVERT_PUSH(AC_DIVERSION_ICMDS)dnl
- [$2]
- AC_DIVERT_POP()])
- dnl AC_CONFIG_SUBDIRS(DIR ...)
- AC_DEFUN(AC_CONFIG_SUBDIRS,
- [AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
- define([AC_LIST_SUBDIRS], ifdef([AC_LIST_SUBDIRS], [AC_LIST_SUBDIRS ],)[$1])dnl
- subdirs="AC_LIST_SUBDIRS"
- AC_SUBST(subdirs)dnl
- ])
- dnl The big finish.
- dnl Produce config.status, config.h, and links; and configure subdirs.
- dnl AC_OUTPUT([FILE...] [, EXTRA-CMDS] [, INIT-CMDS])
- define(AC_OUTPUT,
- [trap '' 1 2 15
- AC_CACHE_SAVE
- trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
- test "x$prefix" = xNONE && prefix=$ac_default_prefix
- # Let make expand exec_prefix.
- test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
- # Any assignment to VPATH causes Sun make to only execute
- # the first set of double-colon rules, so remove it if not needed.
- # If there is a colon in the path, we need to keep it.
- if test "x$srcdir" = x.; then
- changequote(, )dnl
- ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d'
- changequote([, ])dnl
- fi
- trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
- ifdef([AC_LIST_HEADER], [DEFS=-DHAVE_CONFIG_H], [AC_OUTPUT_MAKE_DEFS()])
- # Without the "./", some shells look in PATH for config.status.
- : ${CONFIG_STATUS=./config.status}
- echo creating $CONFIG_STATUS
- rm -f $CONFIG_STATUS
- cat > $CONFIG_STATUS <<EOF
- #! /bin/sh
- # Generated automatically by configure.
- # Run this file to recreate the current configuration.
- # This directory was configured as follows,
- dnl hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
- dnl so uname gets run too.
- # on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
- #
- [#] [$]0 [$]ac_configure_args
- #
- # Compiler output produced by configure, useful for debugging
- # configure, is in ./config.log if it exists.
- changequote(, )dnl
- ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
- changequote([, ])dnl
- for ac_option
- do
- case "[$]ac_option" in
- -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
- echo "running [$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion"
- exec [$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion ;;
- -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
- echo "$CONFIG_STATUS generated by autoconf version AC_ACVERSION"
- exit 0 ;;
- -help | --help | --hel | --he | --h)
- echo "[$]ac_cs_usage"; exit 0 ;;
- *) echo "[$]ac_cs_usage"; exit 1 ;;
- esac
- done
- ac_given_srcdir=$srcdir
- ifdef([AC_PROVIDE_AC_PROG_INSTALL], [ac_given_INSTALL="$INSTALL"
- ])dnl
- changequote(<<, >>)dnl
- ifdef(<<AC_LIST_HEADER>>,
- <<trap 'rm -fr `echo "$1 AC_LIST_HEADER" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>,
- <<trap 'rm -fr `echo "$1" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>)
- changequote([, ])dnl
- EOF
- cat >> $CONFIG_STATUS <<EOF
- AC_OUTPUT_FILES($1)
- ifdef([AC_LIST_HEADER], [AC_OUTPUT_HEADER(AC_LIST_HEADER)])dnl
- ifdef([AC_LIST_LINKS], [AC_OUTPUT_LINKS(AC_LIST_FILES, AC_LIST_LINKS)])dnl
- EOF
- cat >> $CONFIG_STATUS <<EOF
- undivert(AC_DIVERSION_ICMDS)dnl
- $3
- EOF
- cat >> $CONFIG_STATUS <<EOF
- undivert(AC_DIVERSION_CMDS)dnl
- $2
- exit 0
- EOF
- chmod +x $CONFIG_STATUS
- rm -fr confdefs* $ac_clean_files
- test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
- dnl config.status should not do recursion.
- ifdef([AC_LIST_SUBDIRS], [AC_OUTPUT_SUBDIRS(AC_LIST_SUBDIRS)])dnl
- ])dnl
- dnl Set the DEFS variable to the -D options determined earlier.
- dnl This is a subroutine of AC_OUTPUT.
- dnl It is called inside configure, outside of config.status.
- dnl AC_OUTPUT_MAKE_DEFS()
- define(AC_OUTPUT_MAKE_DEFS,
- [# Transform confdefs.h into DEFS.
- dnl Using a here document instead of a string reduces the quoting nightmare.
- # Protect against shell expansion while executing Makefile rules.
- # Protect against Makefile macro expansion.
- cat > conftest.defs <<EOF
- changequote(<<, >>)dnl
- s%<<#define>> ([A-Za-z_][A-Za-z0-9_]*) *(.*)%-D1=2%g
- s%[ `~<<#>>$^&*(){}\|;'"<>?]%\&%g
- s%[%\&%g
- s%]%\&%g
- s%$%$$%g
- changequote([, ])dnl
- EOF
- DEFS=`sed -f conftest.defs confdefs.h | tr ' 12' ' '`
- rm -f conftest.defs
- ])
- dnl Do the variable substitutions to create the Makefiles or whatever.
- dnl This is a subroutine of AC_OUTPUT. It is called inside an unquoted
- dnl here document whose contents are going into config.status, but
- dnl upon returning, the here document is being quoted.
- dnl AC_OUTPUT_FILES(FILE...)
- define(AC_OUTPUT_FILES,
- [# Protect against being on the right side of a sed subst in config.status.
- changequote(, )dnl
- sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\&%]/\\&/g;
- s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
- changequote([, ])dnl
- dnl These here document variables are unquoted when configure runs
- dnl but quoted when config.status runs, so variables are expanded once.
- $ac_vpsub
- dnl Shell code in configure.in might set extrasub.
- $extrasub
- dnl Insert the sed substitutions of variables.
- undivert(AC_DIVERSION_SED)
- CEOF
- EOF
- cat >> $CONFIG_STATUS <<EOF
- # Split the substitutions into bite-sized pieces for seds with
- # small command number limits, like on Digital OSF/1 and HP-UX.
- ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
- ac_file=1 # Number of current file.
- ac_beg=1 # First line for current file.
- ac_end=$ac_max_sed_cmds # Line after last line for current file.
- ac_more_lines=:
- ac_sed_cmds=""
- while $ac_more_lines; do
- if test $ac_beg -gt 1; then
- sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
- else
- sed "${ac_end}q" conftest.subs > conftest.s$ac_file
- fi
- if test ! -s conftest.s$ac_file; then
- ac_more_lines=false
- rm -f conftest.s$ac_file
- else
- if test -z "$ac_sed_cmds"; then
- ac_sed_cmds="sed -f conftest.s$ac_file"
- else
- ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
- fi
- ac_file=`expr $ac_file + 1`
- ac_beg=$ac_end
- ac_end=`expr $ac_end + $ac_max_sed_cmds`
- fi
- done
- if test -z "$ac_sed_cmds"; then
- ac_sed_cmds=cat
- fi
- EOF
- cat >> $CONFIG_STATUS <<EOF
- CONFIG_FILES=${CONFIG_FILES-"$1"}
- EOF
- cat >> $CONFIG_STATUS <<EOF
- for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
- changequote(, )dnl
- # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
- case "$ac_file" in
- *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
- ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
- *) ac_file_in="${ac_file}.in" ;;
- esac
- # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
- # Remove last slash and all that follows it. Not all systems have dirname.
- ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
- changequote([, ])dnl
- if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
- # The file is in a subdirectory.
- test ! -d "$ac_dir" && mkdir "$ac_dir"
- ac_dir_suffix="/`echo $ac_dir|sed 's%^./%%'`"
- # A "../" for each directory in $ac_dir_suffix.
- changequote(, )dnl
- ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
- changequote([, ])dnl
- else
- ac_dir_suffix= ac_dots=
- fi
- case "$ac_given_srcdir" in
- .) srcdir=.
- if test -z "$ac_dots"; then top_srcdir=.
- else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
- /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
- *) # Relative path.
- srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
- top_srcdir="$ac_dots$ac_given_srcdir" ;;
- esac
- ifdef([AC_PROVIDE_AC_PROG_INSTALL],
- [ case "$ac_given_INSTALL" in
- changequote(, )dnl
- [/$]*) INSTALL="$ac_given_INSTALL" ;;
- changequote([, ])dnl
- *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
- esac
- ])dnl
- echo creating "$ac_file"
- rm -f "$ac_file"
- configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
- case "$ac_file" in
- *Makefile*) ac_comsub="1i\
- # $configure_input" ;;
- *) ac_comsub= ;;
- esac
- ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
- sed -e "$ac_comsub
- s%@configure_input@%$configure_input%g
- s%@srcdir@%$srcdir%g
- s%@top_srcdir@%$top_srcdir%g
- ifdef([AC_PROVIDE_AC_PROG_INSTALL], [s%@INSTALL@%$INSTALL%g
- ])dnl
- dnl The parens around the eval prevent an "illegal io" in Ultrix sh.
- " $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
- dnl This would break Makefile dependencies.
- dnl if cmp -s $ac_file conftest.out 2>/dev/null; then
- dnl echo "$ac_file is unchanged"
- dnl rm -f conftest.out
- dnl else
- dnl rm -f $ac_file
- dnl mv conftest.out $ac_file
- dnl fi
- fi; done
- rm -f conftest.s*
- ])
- dnl Create the config.h files from the config.h.in files.
- dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted
- dnl here document whose contents are going into config.status.
- dnl AC_OUTPUT_HEADER(HEADER-FILE...)
- define(AC_OUTPUT_HEADER,
- [changequote(<<, >>)dnl
- # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
- # NAME is the cpp macro being defined and VALUE is the value it is being given.
- #
- # ac_d sets the value in "#define NAME VALUE" lines.
- ac_dA='s%^([ ]*)#([ ]*define[ ][ ]*)'
- ac_dB='([ ][ ]*)[^ ]*%1#2'
- ac_dC='3'
- ac_dD='%g'
- # ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
- ac_uA='s%^([ ]*)#([ ]*)undef([ ][ ]*)'
- ac_uB='([ ])%1#2define3'
- ac_uC=' '
- ac_uD='4%g'
- # ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
- ac_eA='s%^([ ]*)#([ ]*)undef([ ][ ]*)'
- ac_eB='<<$>>%1#2define3'
- ac_eC=' '
- ac_eD='%g'
- changequote([, ])dnl
- if test "${CONFIG_HEADERS+set}" != set; then
- EOF
- dnl Support passing AC_CONFIG_HEADER a value containing shell variables.
- cat >> $CONFIG_STATUS <<EOF
- CONFIG_HEADERS="$1"
- EOF
- cat >> $CONFIG_STATUS <<EOF
- fi
- for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
- changequote(, )dnl
- # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
- case "$ac_file" in
- *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
- ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
- *) ac_file_in="${ac_file}.in" ;;
- esac
- changequote([, ])dnl
- echo creating $ac_file
- rm -f conftest.frag conftest.in conftest.out
- ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
- cat $ac_file_inputs > conftest.in
- EOF
- # Transform confdefs.h into a sed script conftest.vals that substitutes
- # the proper values into config.h.in to produce config.h. And first:
- # Protect against being on the right side of a sed subst in config.status.
- # Protect against being in an unquoted here document in config.status.
- rm -f conftest.vals
- dnl Using a here document instead of a string reduces the quoting nightmare.
- dnl Putting comments in sed scripts is not portable.
- cat > conftest.hdr <<EOF
- changequote(<<, >>)dnl
- s/[\&%]/\&/g
- s%[\$`]%\&%g
- s%<<#define>> ([A-Za-z_][A-Za-z0-9_]*) *(.*)%${ac_dA}1${ac_dB}1${ac_dC}2${ac_dD}%gp
- s%ac_d%ac_u%gp
- s%ac_u%ac_e%gp
- changequote([, ])dnl
- EOF
- sed -n -f conftest.hdr confdefs.h > conftest.vals
- rm -f conftest.hdr
- # This sed command replaces #undef with comments. This is necessary, for
- # example, in the case of _POSIX_SOURCE, which is predefined and required
- # on some systems where configure will not decide to define it.
- cat >> conftest.vals <<EOF
- changequote(, )dnl
- s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
- changequote([, ])dnl
- EOF
- # Break up conftest.vals because some shells have a limit on
- # the size of here documents, and old seds have small limits too.
- rm -f conftest.tail
- while :
- do
- ac_lines=`grep -c . conftest.vals`
- # grep -c gives empty output for an empty file on some AIX systems.
- if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
- # Write a limited-size here document to conftest.frag.
- echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
- sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
- echo 'CEOF
- sed -f conftest.frag conftest.in > conftest.out
- rm -f conftest.in
- mv conftest.out conftest.in
- ' >> $CONFIG_STATUS
- sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
- rm -f conftest.vals
- mv conftest.tail conftest.vals
- done
- rm -f conftest.vals
- dnl Now back to your regularly scheduled config.status.
- cat >> $CONFIG_STATUS <<EOF
- rm -f conftest.frag conftest.h
- echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
- cat conftest.in >> conftest.h
- rm -f conftest.in
- if cmp -s $ac_file conftest.h 2>/dev/null; then
- echo "$ac_file is unchanged"
- rm -f conftest.h
- else
- # Remove last slash and all that follows it. Not all systems have dirname.
- changequote(, )dnl
- ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
- changequote([, ])dnl
- if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
- # The file is in a subdirectory.
- test ! -d "$ac_dir" && mkdir "$ac_dir"
- fi
- rm -f $ac_file
- mv conftest.h $ac_file
- fi
- fi; done
- ])
- dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted
- dnl here document whose contents are going into config.status.
- dnl AC_OUTPUT_LINKS(SOURCE..., DEST...)
- define(AC_OUTPUT_LINKS,
- [EOF
- cat >> $CONFIG_STATUS <<EOF
- ac_sources="$1"
- ac_dests="$2"
- EOF
- cat >> $CONFIG_STATUS <<EOF
- srcdir=$ac_given_srcdir
- while test -n "$ac_sources"; do
- set $ac_dests; ac_dest=[$]1; shift; ac_dests=[$]*
- set $ac_sources; ac_source=[$]1; shift; ac_sources=[$]*
- echo "linking $srcdir/$ac_source to $ac_dest"
- if test ! -r $srcdir/$ac_source; then
- AC_MSG_ERROR($srcdir/$ac_source: File not found)
- fi
- rm -f $ac_dest
- # Make relative symlinks.
- # Remove last slash and all that follows it. Not all systems have dirname.
- changequote(, )dnl
- ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
- changequote([, ])dnl
- if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
- # The dest file is in a subdirectory.
- test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
- ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^./%%'`"
- # A "../" for each directory in $ac_dest_dir_suffix.
- changequote(, )dnl
- ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
- changequote([, ])dnl
- else
- ac_dest_dir_suffix= ac_dots=
- fi
- case "$srcdir" in
- changequote(, )dnl
- [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
- changequote([, ])dnl
- *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
- esac
- # Make a symlink if possible; otherwise try a hard link.
- if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
- ln $srcdir/$ac_source $ac_dest; then :
- else
- AC_MSG_ERROR(can not link $ac_dest to $srcdir/$ac_source)
- fi
- done
- ])
- dnl This is a subroutine of AC_OUTPUT.
- dnl It is called after running config.status.
- dnl AC_OUTPUT_SUBDIRS(DIRECTORY...)
- define(AC_OUTPUT_SUBDIRS,
- [
- if test "$no_recursion" != yes; then
- # Remove --cache-file and --srcdir arguments so they do not pile up.
- ac_sub_configure_args=
- ac_prev=
- for ac_arg in $ac_configure_args; do
- if test -n "$ac_prev"; then
- ac_prev=
- continue
- fi
- case "$ac_arg" in
- -cache-file | --cache-file | --cache-fil | --cache-fi
- | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
- ac_prev=cache_file ;;
- -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=*
- | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
- ;;
- -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
- ac_prev=srcdir ;;
- -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
- ;;
- *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
- esac
- done
- for ac_config_dir in $1; do
- # Do not complain, so a configure script can configure whichever
- # parts of a large source tree are present.
- if test ! -d $srcdir/$ac_config_dir; then
- continue
- fi
- echo configuring in $ac_config_dir
- case "$srcdir" in
- .) ;;
- *)
- if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
- else
- AC_MSG_ERROR(can not create `pwd`/$ac_config_dir)
- fi
- ;;
- esac
- ac_popdir=`pwd`
- cd $ac_config_dir
- changequote(, )dnl
- # A "../" for each directory in /$ac_config_dir.
- ac_dots=`echo $ac_config_dir|sed -e 's%^./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
- changequote([, ])dnl
- case "$srcdir" in
- .) # No --srcdir option. We are building in place.
- ac_sub_srcdir=$srcdir ;;
- /*) # Absolute path.
- ac_sub_srcdir=$srcdir/$ac_config_dir ;;
- *) # Relative path.
- ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
- esac
- # Check for guested configure; otherwise get Cygnus style configure.
- if test -f $ac_sub_srcdir/configure; then
- ac_sub_configure=$ac_sub_srcdir/configure
- elif test -f $ac_sub_srcdir/configure.in; then
- ac_sub_configure=$ac_configure
- else
- AC_MSG_WARN(no configuration information is in $ac_config_dir)
- ac_sub_configure=
- fi
- # The recursion is here.
- if test -n "$ac_sub_configure"; then
- # Make the cache file name correct relative to the subdirectory.
- case "$cache_file" in
- /*) ac_sub_cache_file=$cache_file ;;
- *) # Relative path.
- ac_sub_cache_file="$ac_dots$cache_file" ;;
- esac
- ifdef([AC_PROVIDE_AC_PROG_INSTALL],
- [ case "$ac_given_INSTALL" in
- changequote(, )dnl
- [/$]*) INSTALL="$ac_given_INSTALL" ;;
- changequote([, ])dnl
- *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
- esac
- ])dnl
- echo "[running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file] --srcdir=$ac_sub_srcdir"
- # The eval makes quoting arguments work.
- if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
- then :
- else
- AC_MSG_ERROR($ac_sub_configure failed for $ac_config_dir)
- fi
- fi
- cd $ac_popdir
- done
- fi
- ])