cpython/aclocal.m4 at pythoncapi · pythoncapi/cpython · GitHub

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# generated automatically by aclocal 1.15 -*- Autoconf -*-

# This file is free software; the Free Software Foundation

# gives unlimited permission to copy and/or distribute it,

# with or without modifications, as long as this notice is preserved.

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY, to the extent permitted by law; without

# even the implied warranty of MERCHANTABILITY or FITNESS FOR A

# PARTICULAR PURPOSE.

m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])

dnl pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-

dnl serial 11 (pkg-config-0.29.1)

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 of the License, or

dnl (at your option) any later version.

dnl

dnl This program is distributed in the hope that it will be useful, but

dnl WITHOUT ANY WARRANTY; without even the implied warranty of

dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

dnl 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 to the GNU General Public License, if you

dnl distribute this file as part of a program that contains a

dnl configuration script generated by Autoconf, you may include it under

dnl the same distribution terms that you use for the rest of that

dnl program.

dnl PKG_PREREQ(MIN-VERSION)

dnl -----------------------

dnl Since: 0.29

dnl

dnl Verify that the version of the pkg-config macros are at least

dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's

dnl installed version of pkg-config, this checks the developer's version

dnl of pkg.m4 when generating configure.

dnl

dnl To ensure that this macro is defined, also add:

dnl m4_ifndef([PKG_PREREQ],

dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])])

dnl

dnl See the "Since" comment for each macro you use to see what version

dnl of the macros you require.

m4_defun([PKG_PREREQ],

[m4_define([PKG_MACROS_VERSION], [0.29.1])

m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1,

[m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])])

])dnl PKG_PREREQ

dnl PKG_PROG_PKG_CONFIG([MIN-VERSION])

dnl ----------------------------------

dnl Since: 0.16

dnl

dnl Search for the pkg-config tool and set the PKG_CONFIG variable to

dnl first found in the path. Checks that the version of pkg-config found

dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is

dnl used since that's the first version where most current features of

dnl pkg-config existed.

AC_DEFUN([PKG_PROG_PKG_CONFIG],

[m4_pattern_forbid([^_?PKG_[A-Z_]+$])

m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$])

m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$])

AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])

AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])

AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])

if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then

AC_PATH_TOOL([PKG_CONFIG], [pkg-config])

if test -n "$PKG_CONFIG"; then

_pkg_min_version=m4_default([$1], [0.9.0])

AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])

if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then

AC_MSG_RESULT([yes])

else

AC_MSG_RESULT([no])

PKG_CONFIG=""

fi[]dnl

])dnl PKG_PROG_PKG_CONFIG

dnl PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])

dnl -------------------------------------------------------------------

dnl Since: 0.18

dnl

dnl Check to see whether a particular set of modules exists. Similar to

dnl PKG_CHECK_MODULES(), but does not set variables or print errors.

dnl

dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])

dnl only at the first occurence in configure.ac, so if the first place

dnl it's called might be skipped (such as if it is within an "if", you

dnl have to call PKG_CHECK_EXISTS manually

AC_DEFUN([PKG_CHECK_EXISTS],

[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl

if test -n "$PKG_CONFIG" && \

AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then

m4_default([$2], [:])

m4_ifvaln([$3], [else

$3])dnl

fi])

dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])

dnl ---------------------------------------------

dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting

dnl pkg_failed based on the result.

m4_define([_PKG_CONFIG],

[if test -n "$$1"; then

pkg_cv_[]$1="$$1"

elif test -n "$PKG_CONFIG"; then

PKG_CHECK_EXISTS([$3],

[pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`

test "x$?" != "x0" && pkg_failed=yes ],

[pkg_failed=yes])

else

pkg_failed=untried

fi[]dnl

])dnl _PKG_CONFIG

dnl _PKG_SHORT_ERRORS_SUPPORTED

dnl ---------------------------

dnl Internal check to see if pkg-config supports short errors.

AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],

[AC_REQUIRE([PKG_PROG_PKG_CONFIG])

if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then

_pkg_short_errors_supported=yes

else

_pkg_short_errors_supported=no

fi[]dnl

])dnl _PKG_SHORT_ERRORS_SUPPORTED

dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],

dnl [ACTION-IF-NOT-FOUND])

dnl --------------------------------------------------------------

dnl Since: 0.4.0

dnl

dnl Note that if there is a possibility the first call to

dnl PKG_CHECK_MODULES might not happen, you should be sure to include an

dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac

AC_DEFUN([PKG_CHECK_MODULES],

[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl

AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl

AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl

pkg_failed=no

AC_MSG_CHECKING([for $1])

_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])

_PKG_CONFIG([$1][_LIBS], [libs], [$2])

m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS

and $1[]_LIBS to avoid the need to call pkg-config.

See the pkg-config man page for more details.])

if test $pkg_failed = yes; then

AC_MSG_RESULT([no])

_PKG_SHORT_ERRORS_SUPPORTED

if test $_pkg_short_errors_supported = yes; then

$1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1`

else

$1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1`

# Put the nasty error message in config.log where it belongs

echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD

m4_default([$4], [AC_MSG_ERROR(

[Package requirements ($2) were not met:

$$1_PKG_ERRORS

Consider adjusting the PKG_CONFIG_PATH environment variable if you

installed software in a non-standard prefix.

_PKG_TEXT])[]dnl

])

elif test $pkg_failed = untried; then

AC_MSG_RESULT([no])

m4_default([$4], [AC_MSG_FAILURE(

[The pkg-config script could not be found or is too old. Make sure it

is in your PATH or set the PKG_CONFIG environment variable to the full

path to pkg-config.

_PKG_TEXT

To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl

])

else

$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS

$1[]_LIBS=$pkg_cv_[]$1[]_LIBS

AC_MSG_RESULT([yes])

fi[]dnl

])dnl PKG_CHECK_MODULES

dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],

dnl [ACTION-IF-NOT-FOUND])

dnl ---------------------------------------------------------------------

dnl Since: 0.29

dnl

dnl Checks for existence of MODULES and gathers its build flags with

dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags

dnl and VARIABLE-PREFIX_LIBS from --libs.

dnl

dnl Note that if there is a possibility the first call to

dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to

dnl include an explicit call to PKG_PROG_PKG_CONFIG in your

dnl configure.ac.

AC_DEFUN([PKG_CHECK_MODULES_STATIC],

[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl

_save_PKG_CONFIG=$PKG_CONFIG

PKG_CONFIG="$PKG_CONFIG --static"

PKG_CHECK_MODULES($@)

PKG_CONFIG=$_save_PKG_CONFIG[]dnl

])dnl PKG_CHECK_MODULES_STATIC

dnl PKG_INSTALLDIR([DIRECTORY])

dnl -------------------------

dnl Since: 0.27

dnl

dnl Substitutes the variable pkgconfigdir as the location where a module

dnl should install pkg-config .pc files. By default the directory is

dnl $libdir/pkgconfig, but the default can be changed by passing

dnl DIRECTORY. The user can override through the --with-pkgconfigdir

dnl parameter.

AC_DEFUN([PKG_INSTALLDIR],

[m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])])

m4_pushdef([pkg_description],

[pkg-config installation directory @<:@]pkg_default[@:>@])

AC_ARG_WITH([pkgconfigdir],

[AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],,

[with_pkgconfigdir=]pkg_default)

AC_SUBST([pkgconfigdir], [$with_pkgconfigdir])

m4_popdef([pkg_default])

m4_popdef([pkg_description])

])dnl PKG_INSTALLDIR

dnl PKG_NOARCH_INSTALLDIR([DIRECTORY])

dnl --------------------------------

dnl Since: 0.27

dnl

dnl Substitutes the variable noarch_pkgconfigdir as the location where a

dnl module should install arch-independent pkg-config .pc files. By

dnl default the directory is $datadir/pkgconfig, but the default can be

dnl changed by passing DIRECTORY. The user can override through the

dnl --with-noarch-pkgconfigdir parameter.

AC_DEFUN([PKG_NOARCH_INSTALLDIR],

[m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])])

m4_pushdef([pkg_description],

[pkg-config arch-independent installation directory @<:@]pkg_default[@:>@])

AC_ARG_WITH([noarch-pkgconfigdir],

[AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],,

[with_noarch_pkgconfigdir=]pkg_default)

AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir])

m4_popdef([pkg_default])

m4_popdef([pkg_description])

])dnl PKG_NOARCH_INSTALLDIR

dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,

dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])

dnl -------------------------------------------

dnl Since: 0.28

dnl

dnl Retrieves the value of the pkg-config variable for the given module.

AC_DEFUN([PKG_CHECK_VAR],

[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl

AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl

_PKG_CONFIG([$1], [variable="][$3]["], [$2])

AS_VAR_COPY([$1], [pkg_cv_][$1])

AS_VAR_IF([$1], [""], [$5], [$4])dnl

])dnl PKG_CHECK_VAR

m4_include([m4/ax_check_openssl.m4])

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