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dnl Checks for libwrc required headers and functions
dnl
dnl Version: 20200716
dnl Function to detect if libwrc is available
dnl ac_libwrc_dummy is used to prevent AC_CHECK_LIB adding unnecessary -l<library> arguments
AC_DEFUN([AX_LIBWRC_CHECK_LIB],
[AS_IF(
[test "x$ac_cv_enable_shared_libs" = xno || test "x$ac_cv_with_libwrc" = xno],
[ac_cv_libwrc=no],
[ac_cv_libwrc=check
dnl Check if the directory provided as parameter exists
AS_IF(
[test "x$ac_cv_with_libwrc" != x && test "x$ac_cv_with_libwrc" != xauto-detect],
[AS_IF(
[test -d "$ac_cv_with_libwrc"],
[CFLAGS="$CFLAGS -I${ac_cv_with_libwrc}/include"
LDFLAGS="$LDFLAGS -L${ac_cv_with_libwrc}/lib"],
[AC_MSG_FAILURE(
[no such directory: $ac_cv_with_libwrc],
[1])
])
],
[dnl Check for a pkg-config file
AS_IF(
[test "x$cross_compiling" != "xyes" && test "x$PKGCONFIG" != "x"],
[PKG_CHECK_MODULES(
[libwrc],
[libwrc >= 20120425],
[ac_cv_libwrc=yes],
[ac_cv_libwrc=check])
])
AS_IF(
[test "x$ac_cv_libwrc" = xyes],
[ac_cv_libwrc_CPPFLAGS="$pkg_cv_libwrc_CFLAGS"
ac_cv_libwrc_LIBADD="$pkg_cv_libwrc_LIBS"])
])
AS_IF(
[test "x$ac_cv_libwrc" = xcheck],
[dnl Check for headers
AC_CHECK_HEADERS([libwrc.h])
AS_IF(
[test "x$ac_cv_header_libwrc_h" = xno],
[ac_cv_libwrc=no],
[dnl Check for the individual functions
ac_cv_libwrc=yes
AC_CHECK_LIB(
wrc,
libwrc_get_version,
[ac_cv_libwrc_dummy=yes],
[ac_cv_libwrc=no])
dnl TODO add functions
ac_cv_libwrc_LIBADD="-lwrc"])
])
AS_IF(
[test "x$ac_cv_with_libwrc" != x && test "x$ac_cv_with_libwrc" != xauto-detect && test "x$ac_cv_libwrc" != xyes],
[AC_MSG_FAILURE(
[unable to find supported libwrc in directory: $ac_cv_with_libwrc],
[1])
])
])
AS_IF(
[test "x$ac_cv_libwrc" = xyes],
[AC_DEFINE(
[HAVE_LIBWRC],
[1],
[Define to 1 if you have the `wrc' library (-lwrc).])
])
AS_IF(
[test "x$ac_cv_libwrc" = xyes],
[AC_SUBST(
[HAVE_LIBWRC],
[1]) ],
[AC_SUBST(
[HAVE_LIBWRC],
[0])
])
])
dnl Function to detect if libwrc dependencies are available
AC_DEFUN([AX_LIBWRC_CHECK_LOCAL],
[ac_cv_libwrc_CPPFLAGS="-I../libwrc";
ac_cv_libwrc_LIBADD="../libwrc/libwrc.la";
ac_cv_libwrc=local
])
dnl Function to detect how to enable libwrc
AC_DEFUN([AX_LIBWRC_CHECK_ENABLE],
[AX_COMMON_ARG_WITH(
[libwrc],
[libwrc],
[search for libwrc in includedir and libdir or in the specified DIR, or no if to use local version],
[auto-detect],
[DIR])
dnl Check for a shared library version
AX_LIBWRC_CHECK_LIB
dnl Check if the dependencies for the local library version
AS_IF(
[test "x$ac_cv_libwrc" != xyes],
[AX_LIBWRC_CHECK_LOCAL
AC_DEFINE(
[HAVE_LOCAL_LIBWRC],
[1],
[Define to 1 if the local version of libwrc is used.])
AC_SUBST(
[HAVE_LOCAL_LIBWRC],
[1])
])
AM_CONDITIONAL(
[HAVE_LOCAL_LIBWRC],
[test "x$ac_cv_libwrc" = xlocal])
AS_IF(
[test "x$ac_cv_libwrc_CPPFLAGS" != "x"],
[AC_SUBST(
[LIBWRC_CPPFLAGS],
[$ac_cv_libwrc_CPPFLAGS])
])
AS_IF(
[test "x$ac_cv_libwrc_LIBADD" != "x"],
[AC_SUBST(
[LIBWRC_LIBADD],
[$ac_cv_libwrc_LIBADD])
])
AS_IF(
[test "x$ac_cv_libwrc" = xyes],
[AC_SUBST(
[ax_libwrc_pc_libs_private],
[-lwrc])
])
AS_IF(
[test "x$ac_cv_libwrc" = xyes],
[AC_SUBST(
[ax_libwrc_spec_requires],
[libwrc])
AC_SUBST(
[ax_libwrc_spec_build_requires],
[libwrc-devel])
])
])
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