AX_BOOST_PROGRAM_OPTIONS
, 

2006-06-15

Thomas Porschberg <thomas@randspringer.de>

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Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. Users of this software should generally follow the principles of the MIT License includings its disclaimer.

cryp.to ac-archive's C++ Support (released)

Test for program options library from the Boost C++ libraries. The macro requires a preceding call to AX_BOOST_BASE. Further documentation is available at <http://randspringer.de/boost/index.html>.

This macro calls:

 AC_SUBST(BOOST_PROGRAM_OPTIONS_LIB)

And sets:

 HAVE_BOOST_PROGRAM_OPTIONS

AC_DEFUN([AX_BOOST_PROGRAM_OPTIONS],
[
	AC_ARG_WITH([boost-program-options],
		AS_HELP_STRING([--with-boost-program-options@<:@=special-lib@:>@],
                       [use the program options library from boost - it is possible to specify a certain library for the linker
                        e.g. --with-boost-program-options=boost_program_options-gcc-mt-1_33_1 ]),
        [
        if test "$withval" = "no"; then
			want_boost="no"
        elif test "$withval" = "yes"; then
            want_boost="yes"
            ax_boost_user_program_options_lib=""
        else
		    want_boost="yes"
        	ax_boost_user_program_options_lib="$withval"
		fi
        ],
        [want_boost="no"]
	)

	if test "x$want_boost" = "xyes"; then
        AC_REQUIRE([AC_PROG_CC])
	    export want_boost
		CPPFLAGS_SAVED="$CPPFLAGS"
		CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS"
		export CPPFLAGS
		LDFLAGS_SAVED="$LDFLAGS"
		LDFLAGS="$LDFLAGS $BOOST_LDFLAGS"
		export LDFLAGS
		AC_CACHE_CHECK([whether the Boost::Program_Options library is available],
					   ax_cv_boost_program_options,
					   [AC_LANG_PUSH(C++)
 		                AC_COMPILE_IFELSE(AC_LANG_PROGRAM([[@%:@include <boost/program_options.hpp>
                                                          ]],
                                  [[boost::program_options::options_description generic("Generic options");
                                   return 0;]]),
                           ax_cv_boost_program_options=yes, ax_cv_boost_program_options=no)
			               	AC_LANG_POP([C++])
		])
		if test "$ax_cv_boost_program_options" = yes; then
				AC_DEFINE(HAVE_BOOST_PROGRAM_OPTIONS,,[define if the Boost::PROGRAM_OPTIONS library is available])
				  BN=boost_program_options
                if test "x$ax_boost_user_program_options_lib" = "x"; then
				  for ax_lib in $BN $BN-$CC $BN-$CC-mt $BN-$CC-mt-s $BN-$CC-s \
                                lib$BN lib$BN-$CC lib$BN-$CC-mt lib$BN-$CC-mt-s lib$BN-$CC-s \
                                $BN-mgw $BN-mgw $BN-mgw-mt $BN-mgw-mt-s $BN-mgw-s ; do
				      AC_CHECK_LIB($ax_lib, main,
                                   [BOOST_PROGRAM_OPTIONS_LIB="-l$ax_lib" AC_SUBST(BOOST_PROGRAM_OPTIONS_LIB) link_program_options="yes" break],
                                   [link_program_options="no"])
  				  done
                else
                  for ax_lib in $ax_boost_user_program_options_lib $BN-$ax_boost_user_program_options_lib; do
				      AC_CHECK_LIB($ax_lib, main,
                                   [BOOST_PROGRAM_OPTIONS_LIB="-l$ax_lib" AC_SUBST(BOOST_PROGRAM_OPTIONS_LIB) link_program_options="yes" break],
                                   [link_program_options="no"])
                  done
                fi
				if test "x$link_program_options" = "xno"; then
					AC_MSG_ERROR([Could not link against [$ax_lib] !])
				fi
		fi
		CPPFLAGS="$CPPFLAGS_SAVED"
    	LDFLAGS="$LDFLAGS_SAVED"
	fi
])