Zabbix

#

# Zabbix

# Copyright (C) 2001-2023 Zabbix SIA

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

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

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

#

​

AC_DEFUN([YAML_TRY_LINK],

[

    AC_LINK_IFELSE([AC_LANG_PROGRAM([[

        #include <assert.h>

        #include <yaml.h>

    ]],[[

        yaml_parser_t parser;

​

        assert(yaml_parser_initialize(&parser));

    ]])],[found_yaml="yes"],[AC_MSG_FAILURE([error])])

])dnl

​

AC_DEFUN([LIBYAML_CHECK_CONFIG],

[

    AC_ARG_WITH([libyaml],[

If you want to specify YAML installation directories:

AS_HELP_STRING([--with-libyaml@<:@=DIR@:>@],[use specific YAML library @<:@default=yes@:>@, DIR is the YAML library install directory.])],

        [

        if test "$withval" = "no"; then

            want_yaml="no"

            _libyaml_dir="no"

        elif test "$withval" = "yes"; then

            want_yaml="yes"

            _libyaml_dir="no"

        else

            want_yaml="yes"

            _libyaml_dir=$withval

        fi

        ],

        [

            want_yaml=ifelse([$1],,[yes],[$1])

            _libyaml_dir="no"

        ]

    )dnl

​

    if test "x$want_yaml" = "xyes"; then

        AC_REQUIRE([PKG_PROG_PKG_CONFIG])

        m4_ifdef([PKG_PROG_PKG_CONFIG], [PKG_PROG_PKG_CONFIG()], [:])

​

        AC_MSG_CHECKING(for yaml-0.1 support)

        if test "x$_libyaml_dir" = "xno"; then

            if test -x "$PKG_CONFIG" && `$PKG_CONFIG --exists yaml-0.1`; then

                YAML_CFLAGS="`$PKG_CONFIG --cflags yaml-0.1`"

                YAML_LDFLAGS="`$PKG_CONFIG --libs yaml-0.1`"

                YAML_LIBRARY_PATH=""

                YAML_LIBS="`$PKG_CONFIG --libs yaml-0.1`"

                found_yaml="yes"

            else

                found_yaml="no"

                AC_MSG_RESULT(no)

            fi

        else

            if test -f $_libyaml_dir/include/yaml.h; then

                YAML_CFLAGS=-I$_libyaml_dir/include

                YAML_LDFLAGS=-L$_libyaml_dir/lib

                YAML_LIBRARY_PATH="$_libyaml_dir/lib"

                YAML_LIBS="-lyaml"

                found_yaml="yes"

            else

                found_yaml="no"

                AC_MSG_RESULT(no)

            fi

        fi

    fi

​

    if test "x$found_yaml" = "xyes"; then

        am_save_cflags="$CFLAGS"

        am_save_ldflags="$LDFLAGS"

        am_save_libs="$LIBS"

​

        CFLAGS="$CFLAGS $YAML_CFLAGS"

        LDFLAGS="$LDFLAGS $YAML_LDFLAGS"

        LIBS="$LIBS $YAML_LIBS"

​

        found_yaml="no"

        YAML_TRY_LINK([no])

​

        CFLAGS="$am_save_cflags"

        LDFLAGS="$am_save_ldflags"

        LIBS="$am_save_libs"

​

        if test "x$found_yaml" = "xyes"; then

            AC_MSG_RESULT(yes)

        else

            AC_MSG_RESULT(no)

        fi # if test "x$found_yaml" = "xyes"; then

    else

        YAML_CFLAGS=""

        YAML_LDFLAGS=""

        YAML_LIBRARY_PATH=""

        YAML_LIBS=""

    fi # if test "x$found_yaml" = "xyes"; then

​

    AC_SUBST(YAML_CFLAGS)

    AC_SUBST(YAML_LDFLAGS)

    AC_SUBST(YAML_LIBRARY_PATH)

    AC_SUBST(YAML_LIBS)

])dnl