--disable-gui configuration flag

configure.ac

@@ -6,13 +6,6 @@ AC_CONFIG_MACRO_DIR([m4])
 AC_PREFIX_DEFAULT(["/opt/netgen"])
 
 
-# Tcl/Tk configuration:
-TEA_INIT([3.9])
-TEA_PATH_TCLCONFIG
-TEA_LOAD_TCLCONFIG 
-TEA_PATH_TKCONFIG
-TEA_LOAD_TKCONFIG
-TEA_PUBLIC_TCL_HEADERS
 
 
 
@@ -27,6 +20,7 @@ LT_INIT
 
 # OpenCASCADE configuration
 
+occon=false
 AC_ARG_ENABLE([occ], 
         [AC_HELP_STRING([--enable-occ],[compile with OpenCascade geometry kernel])],
         [occon=true])
@@ -84,6 +78,11 @@ AC_ARG_ENABLE([nglib],
         [AC_HELP_STRING([--enable-nglib],[generate shared library nglib])],
         [if test "$enableval" = yes; then nglibon=true; else nglibon=false; fi])
 
+ngguion=true
+AC_ARG_ENABLE([gui],
+        [AC_HELP_STRING([--disable-gui],[don't build netgen with GUI])],
+        [if test "$enableval" = yes; then ngguion=true; else ngguion=false; fi])
+
 
 AC_ARG_ENABLE([parallel],
         [AC_HELP_STRING([--enable-parallel],[enable mpi parallelization])],
@@ -128,21 +127,23 @@ AC_ARG_ENABLE([ffmpeg],
         )               
 
 
-AM_CONDITIONAL([NGLIB], [test x$nglibon = xtrue])
+
+
+# only for GUI version 
+
+if test a$ngguion = atrue ; then
+# Tcl/Tk configuration:
+TEA_INIT([3.9])
+TEA_PATH_TCLCONFIG
+TEA_LOAD_TCLCONFIG 
+TEA_PATH_TKCONFIG
+TEA_LOAD_TKCONFIG
+TEA_PUBLIC_TCL_HEADERS
 
 AC_SUBST([TOGLLIBDIR], ["$togllibfl"])
-
-AC_CHECK_HEADER(pthread.h)
 AC_CHECK_HEADER([togl.h])
 AC_CHECK_HEADER([GL/gl.h])
 
-AC_CHECK_FUNCS([pow])
-AC_CHECK_FUNCS([floor])
-AC_CHECK_FUNCS([matherr])
-AC_CHECK_HEADERS([limits.h])
-
-AC_CHECK_LIB(pthread, pthread_create)
-
 
 
 #--------------------------------------------------------------------
@@ -177,6 +178,22 @@ case "${TEA_WINDOWINGSYSTEM}" in
 esac
 AC_SUBST(LIBGLU)
 
+fi
+
+
+
+AM_CONDITIONAL([NGLIB], [test x$nglibon = xtrue])
+AM_CONDITIONAL([NGGUI], [test x$ngguion = xtrue])
+
+AC_CHECK_HEADER(pthread.h)
+
+AC_CHECK_FUNCS([pow])
+AC_CHECK_FUNCS([floor])
+AC_CHECK_FUNCS([matherr])
+AC_CHECK_HEADERS([limits.h])
+
+AC_CHECK_LIB(pthread, pthread_create)
+
 
 
 
@@ -207,6 +224,7 @@ AC_MSG_RESULT([
     JPEGlib: ........... $jpeglibon
     FFMPEG: ............ $ffmpegon
     NGLIB: ............. $nglibon
+    GUI: ............... $ngguion
 
 
   Building:

libsrc/csg/Makefile.am

@@ -8,7 +8,11 @@ revolution.hpp spline3d.hpp vscsg.hpp
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include  $(TCL_INCLUDES)
 METASOURCES = AUTO
 
-lib_LTLIBRARIES = libcsg.la  libcsgvis.la 
+lib_LTLIBRARIES = libcsg.la
+
+if NGGUI
+lib_LTLIBRARIES += libcsgvis.la 
+endif
 
 
 libcsg_la_SOURCES = algprim.cpp brick.cpp   \

libsrc/geom2d/Makefile.am

@@ -3,7 +3,14 @@ noinst_HEADERS = geom2dmesh.hpp geometry2d.hpp vsgeom2d.hpp
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include  $(TCL_INCLUDES)
 
 METASOURCES = AUTO
-lib_LTLIBRARIES = libgeom2d.la libgeom2dvis.la
+
+lib_LTLIBRARIES = libgeom2d.la 
+
+if NGGUI
+lib_LTLIBRARIES += libgeom2dvis.la 
+endif
+
+
 
 libgeom2d_la_SOURCES = genmesh2d.cpp geom2dmesh.cpp geometry2d.cpp
 libgeom2d_la_LIBADD = 	$(top_builddir)/libsrc/meshing/libmesh.la

libsrc/interface/nginterface.cpp

@@ -8,10 +8,11 @@
 #include "../sockets/sockets.hpp"
 #endif
 
+/*
 #ifndef NOTCL
 #include <visual.hpp>
 #endif
-
+*/
 
 #include "nginterface.h"
 #include "../visualization/soldata.hpp"

libsrc/interface/nginterface_v2.cpp

@@ -7,10 +7,11 @@
 #include "../sockets/sockets.hpp"
 #endif
 
+/*
 #ifndef NOTCL
 #include <visual.hpp>
 #endif
-
+*/
 
 #include "nginterface.h"
 #include "nginterface_v2.hpp"

libsrc/stlgeom/Makefile.am

@@ -4,7 +4,11 @@ stltool.hpp stltopology.hpp vsstl.hpp
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include $(TCL_INCLUDES)
 METASOURCES = AUTO
 
-lib_LTLIBRARIES = libstl.la libstlvis.la
+lib_LTLIBRARIES = libstl.la 
+
+if NGGUI
+lib_LTLIBRARIES += libstlvis.la 
+endif
 
 libstl_la_SOURCES = meshstlsurface.cpp stlgeom.cpp stlgeomchart.cpp \
 	stlgeommesh.cpp stlline.cpp stltool.cpp stltopology.cpp

libsrc/visualization/Makefile.am

@@ -5,7 +5,12 @@ include_HEADERS = soldata.hpp
 
 AM_CPPFLAGS =  $(MPI_INCLUDES) -I$(top_srcdir)/libsrc/include  -DOPENGL -D$(TOGL_WINDOWINGSYSTEM) $(OCCFLAGS)    $(TCL_INCLUDES)
 METASOURCES = AUTO
+
+if NGGUI
 noinst_LIBRARIES = libvisual.a
+endif
+
+
 libvisual_a_SOURCES = meshdoc.cpp mvdraw.cpp \
 	vsfieldlines.cpp vsmesh.cpp vssolution.cpp importsolution.cpp
 AM_CXXFLAGS = -DOPENGL

ng/Makefile.am

@@ -2,7 +2,10 @@ include_HEADERS =
 
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include -I$(top_srcdir)/libsrc/interface -DOPENGL  -D$(TOGL_WINDOWINGSYSTEM)  $(TCL_INCLUDES) $(MPI_INCLUDES) $(FFMPEG_INCLUDES) $(JPEGLIB_INCLUDES)
 
+if NGGUI
 bin_PROGRAMS = netgen
+endif
+
 netgen_SOURCES = demoview.cpp ngappinit.cpp onetcl.cpp parallelfunc.cpp ngpkg.cpp demoview.hpp parallelfunc.hpp togl_1_7.h
 #  nginterface.cpp nginterface_v2.cpp