1 dnl ##############################################################################
2 dnl # AC_LIBMODBUS_CHECK_BUILD_DOC #
3 dnl # Check whether to build documentation and install man-pages #
4 dnl ##############################################################################
5 AC_DEFUN([AC_LIBMODBUS_CHECK_BUILD_DOC], [{
6 # Allow user to disable doc build
7 AC_ARG_WITH([documentation], [AS_HELP_STRING([--without-documentation],
8 [disable documentation build even if asciidoc and xmlto are present [default=no]])])
10 if test "x$with_documentation" = "xno"; then
11 ac_libmodbus_build_doc="no"
13 # Determine whether or not documentation should be built and installed.
14 ac_libmodbus_build_doc="yes"
15 # Check for asciidoc and xmlto and don't build the docs if these are not installed.
16 AC_CHECK_PROG(ac_libmodbus_have_asciidoc, asciidoc, yes, no)
17 AC_CHECK_PROG(ac_libmodbus_have_xmlto, xmlto, yes, no)
18 if test "x$ac_libmodbus_have_asciidoc" = "xno" -o "x$ac_libmodbus_have_xmlto" = "xno"; then
19 ac_libmodbus_build_doc="no"
23 AC_MSG_CHECKING([whether to build documentation])
24 AC_MSG_RESULT([$ac_libmodbus_build_doc])
25 if test "x$ac_libmodbus_build_doc" = "xno"; then
26 AC_MSG_WARN([The tools to build the documentation aren't installed])
28 AM_CONDITIONAL(BUILD_DOC, test "x$ac_libmodbus_build_doc" = "xyes")