mirror of
https://gitlab.com/mbunkus/mkvtoolnix.git
synced 2024-12-28 05:45:36 +00:00
120 lines
3.2 KiB
Plaintext
120 lines
3.2 KiB
Plaintext
dnl
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dnl Test for libebml, and define EBML_CFLAGS, EBML_LDFLAGS and EBML_LIBS
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dnl
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ebml_ver_req_major=1
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ebml_ver_req_minor=2
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ebml_ver_req_micro=1
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AC_CACHE_CHECK([for libEBML headers version >= ${ebml_ver_req_major}.${ebml_ver_req_minor}.${ebml_ver_req_micro}],
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[ac_cv_ebml_found],[
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EBML_LIBS="-lebml"
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ac_save_CXXFLAGS="$CXXFLAGS"
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ac_save_LIBS="$LIBS"
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LIBS="$LIBS $EBML_LIBS"
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AC_LANG_PUSH(C++)
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AC_TRY_COMPILE([
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#include <ebml/EbmlVersion.h>
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#include <ebml/EbmlDummy.h>
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using namespace libebml;
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#if LIBEBML_VERSION < ((${ebml_ver_req_major} << 16) + (${ebml_ver_req_minor} << 8) + ${ebml_ver_req_micro})
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# error libebml is too old
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#endif
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],
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[],
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ac_cv_ebml_found=yes,
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ac_cv_ebml_found=no)
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if test "${ac_cv_ebml_found}" = "no" ; then
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EBML_CFLAGS="-I/usr/local/include"
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EBML_LDFLAGS="-L/usr/local/lib"
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EBML_LIBS="$EBML_LIBS"
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CXXFLAGS="-I/usr/local/include $CXXFLAGS"
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LIBS="-L/usr/local/lib $LIBS"
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AC_TRY_COMPILE([
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#include <ebml/EbmlVersion.h>
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#include <ebml/EbmlDummy.h>
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using namespace libebml;
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#if LIBEBML_VERSION < ((${ebml_ver_req_major} << 16) + (${ebml_ver_req_minor} << 8) + ${ebml_ver_req_micro})
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# error libebml is too old
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#endif
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],
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[],
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ac_cv_ebml_found=yes,
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ac_cv_ebml_found=no)
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fi
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AC_LANG_POP
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CXXFLAGS="$ac_save_CXXFLAGS"
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LIBS="$ac_save_LIBS"
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if test x"${ac_cv_ebml_found}" != "xyes" ; then
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ac_cv_ebml_found=internal
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fi
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])
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if test x"${ac_cv_ebml_found}" = "xinternal" ; then
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EBML_CFLAGS="-Ilib/libebml"
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EBML_LDFLAGS="-Llib/libebml/src"
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EBML_LIBS="-lebml"
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else
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dnl
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dnl Test if libebml has to be compiled with -DEBML_DLL on Windows.
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dnl
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ebml_check_msg_nodll="yes, without -DEBML_DLL"
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ebml_check_msg_dll="yes, with -DEBML_DLL"
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AC_CACHE_CHECK([if linking against libEBML works and if it requires -DEBML_DLL],
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[ac_cv_ebml_dll],[
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AC_LANG_PUSH(C++)
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ac_save_CXXFLAGS="$CXXFLAGS"
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ac_save_LIBS="$LIBS"
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CXXFLAGS="$CXXFLAGS $EBML_CFLAGS"
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LIBS="$LIBS $EBML_LDFLAGS $EBML_LIBS"
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AC_TRY_LINK([
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#include <ebml/EbmlVersion.h>
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#include <ebml/EbmlDummy.h>
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using namespace libebml;
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],
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[EbmlDummy d;],
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ac_cv_ebml_dll="${ebml_check_msg_nodll}",
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ac_cv_ebml_dll="not found")
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if test x"${ac_cv_mingw32}" = "xyes" ; then
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if test x"${ac_cv_ebml_dll}" != "x${ebml_check_msg_nodll}" ; then
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CXXFLAGS="$CXXFLAGS -DEBML_DLL"
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AC_TRY_LINK([
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#include <ebml/EbmlVersion.h>
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#include <ebml/EbmlDummy.h>
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using namespace libebml;
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],
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[EbmlDummy d;],
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ac_cv_ebml_dll="${ebml_check_msg_dll}")
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fi
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fi
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AC_LANG_POP
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CXXFLAGS="${ac_save_CXXFLAGS}"
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LIBS="${ac_save_LIBS}"
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])
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if test x"${ac_cv_ebml_dll}" != "x${ebml_check_msg_dll}" -a x"${ac_cv_ebml_dll}" != "x${ebml_check_msg_nodll}" ; then
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echo '*** The libEBML library was not found.'
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exit 1
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fi
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fi
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if test x"${ac_cv_ebml_dll}" = "x${ebml_check_msg_dll}" ; then
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EBML_CFLAGS="$EBML_CFLAGS -DEBML_DLL"
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fi
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AC_SUBST(EBML_CFLAGS)
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AC_SUBST(EBML_LDFLAGS)
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AC_SUBST(EBML_LIBS)
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