Comment

[lyx.git] / config / lyxinclude.m4

diff --git a/config/lyxinclude.m4 b/config/lyxinclude.m4
index d07e1bcfccde15bd2ba46e74207e3ec98efa9230..4fb2a8d44ea0d4107d99dedfe692c45d1313acc5 100644 (file)
--- a/config/lyxinclude.m4
+++ b/config/lyxinclude.m4
@@ -386,7 +386,7 @@ if test x$GXX = xyes; then
       AC_LANG_POP(C++)
     fi
   case $gxx_version in
-      2.*|3.*|4.@<:@0-8@:>@) AC_MSG_ERROR([gcc >= 4.9 is required]);;
+      2.*|3.*|4.@<:@0-8@:>@*) AC_MSG_ERROR([gcc >= 4.9 is required]);;
   esac
   if test x$enable_stdlib_debug = xyes ; then
     dnl FIXME: for clang/libc++, one should define _LIBCPP_DEBUG2=0
@@ -416,6 +416,34 @@ if test x$GXX = xyes; then
 fi
 ])
 
+dnl Usage: LYX_USE_INCLUDED_NOD : select if the included nod should be used.
+AC_DEFUN([LYX_USE_INCLUDED_NOD],[
+       AC_MSG_CHECKING([whether to use included nod library])
+       AC_ARG_WITH(included-nod,
+           [AS_HELP_STRING([--without-included-nod], [do not use the nod lib supplied with LyX, try to find one in the system directories - compilation will abort if nothing suitable is found])],
+           [lyx_cv_with_included_nod=$withval],
+           [lyx_cv_with_included_nod=yes])
+       AM_CONDITIONAL(USE_INCLUDED_NOD, test x$lyx_cv_with_included_nod = xyes)
+       AC_MSG_RESULT([$lyx_cv_with_included_nod])
+       if test x$lyx_cv_with_included_nod = xyes ; then
+           lyx_included_libs="$lyx_included_libs nod"
+           NOD_INCLUDES='-I$(top_srcdir)/3rdparty/nod'
+       else
+           NOD_INCLUDES=
+           AC_LANG_PUSH(C++)
+           AC_MSG_CHECKING([for nod library])
+           AC_LINK_IFELSE(
+               [AC_LANG_PROGRAM([#include <nod.hpp>],
+                   [nod::scoped_connection conn;])],
+               [AC_MSG_RESULT([yes])],
+               [AC_MSG_RESULT([no])
+               AC_MSG_ERROR([cannot find suitable nod library (do not use --without-included-nod)])
+           ])
+           AC_LANG_POP(C++)
+       fi
+       AC_SUBST(NOD_INCLUDES)
+])
+
 dnl Usage: LYX_USE_INCLUDED_BOOST : select if the included boost should
 dnl        be used.
 AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
@@ -426,6 +454,18 @@ AC_DEFUN([LYX_USE_INCLUDED_BOOST],[
            [lyx_cv_with_included_boost=no])
        AM_CONDITIONAL(USE_INCLUDED_BOOST, test x$lyx_cv_with_included_boost = xyes)
        AC_MSG_RESULT([$lyx_cv_with_included_boost])
+       if test x$lyx_cv_with_included_boost = xno ; then
+           AC_LANG_PUSH(C++)
+           AC_MSG_CHECKING([for boost library])
+           AC_LINK_IFELSE(
+               [AC_LANG_PROGRAM([#include <boost/crc.hpp>],
+                   [boost::crc_32_type crc;])],
+               [AC_MSG_RESULT([yes])],
+               [AC_MSG_RESULT([no])
+               lyx_cv_with_included_boost=yes
+           ])
+           AC_LANG_POP(C++)
+       fi
        if test x$lyx_cv_with_included_boost = xyes ; then
            lyx_included_libs="$lyx_included_libs boost"
            BOOST_INCLUDES='-I$(top_srcdir)/3rdparty/boost'