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- dnl ##############################################################################
- dnl # AC_LIBMODBUS_CHECK_BUILD_DOC #
- dnl # Check whether to build documentation and install man-pages #
- dnl ##############################################################################
- AC_DEFUN([AC_LIBMODBUS_CHECK_BUILD_DOC], [{
- # Allow user to disable doc build
- AC_ARG_WITH([documentation], [AS_HELP_STRING([--without-documentation],
- [disable documentation build even if asciidoc and xmlto are present [default=no]])])
- if test "x$with_documentation" = "xno"; then
- ac_libmodbus_build_doc="no"
- else
- # Determine whether or not documentation should be built and installed.
- ac_libmodbus_build_doc="yes"
- # Check for asciidoc and xmlto and don't build the docs if these are not installed.
- AC_CHECK_PROG(ac_libmodbus_have_asciidoc, asciidoc, yes, no)
- AC_CHECK_PROG(ac_libmodbus_have_xmlto, xmlto, yes, no)
- if test "x$ac_libmodbus_have_asciidoc" = "xno" -o "x$ac_libmodbus_have_xmlto" = "xno"; then
- ac_libmodbus_build_doc="no"
- fi
- fi
- AC_MSG_CHECKING([whether to build documentation])
- AC_MSG_RESULT([$ac_libmodbus_build_doc])
- if test "x$ac_libmodbus_build_doc" = "xno"; then
- AC_MSG_WARN([The tools to build the documentation aren't installed])
- fi
- AM_CONDITIONAL(BUILD_DOC, test "x$ac_libmodbus_build_doc" = "xyes")
- }])
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