1.1 --- a/config/misc.m4	Thu May 05 11:06:58 2005 +0000
     1.2 +++ b/config/misc.m4	Thu May 05 15:34:43 2005 +0000
     1.3 @@ -26,3 +26,22 @@
     1.4    AC_SUBST(DOXYGEN_INTERNAL_DOCS)
     1.5    AM_CONDITIONAL([WANT_DOCS], [test x"$enable_docs" != x"no"])
     1.6  ])
     1.7 +
     1.8 +AC_DEFUN([LX_ENABLE_GUI],
     1.9 +[
    1.10 +  AC_ARG_ENABLE([gui],
    1.11 +AS_HELP_STRING([--enable-gui], [build the GUI])
    1.12 +AS_HELP_STRING([--disable-gui], [do not build the GUI @<:@default@:>@]),
    1.13 +         [], [enable_gui=no])
    1.14 +
    1.15 +  AC_MSG_CHECKING([whether to build the GUI])
    1.16 +  if test x"$enable_gui" != x"no"; then
    1.17 +      AC_MSG_RESULT([yes])
    1.18 +  else
    1.19 +      AC_MSG_RESULT([no])
    1.20 +  fi
    1.21 +  if test x"$enable_gui" != x"no"; then
    1.22 +    PKG_CHECK_MODULES([GTK], [libgnomecanvasmm-2.6 >= 2.6.0])
    1.23 +  fi
    1.24 +  AM_CONDITIONAL([WANT_GUI], [test x"$enable_gui" != x"no"])
    1.25 +])

     2.1 --- a/configure.ac	Thu May 05 11:06:58 2005 +0000
     2.2 +++ b/configure.ac	Thu May 05 15:34:43 2005 +0000
     2.3 @@ -30,6 +30,7 @@
     2.4  LX_CHECK_CPLEX
     2.5  
     2.6  LX_ENABLE_DOCS
     2.7 +LX_ENABLE_GUI
     2.8  
     2.9  dnl Checks for header files.
    2.10  AC_CHECK_HEADERS(limits.h sys/time.h sys/times.h unistd.h)
    2.11 @@ -56,6 +57,8 @@
    2.12  src/benchmark/Makefile
    2.13  src/demo/Makefile
    2.14  src/test/Makefile
    2.15 +src/gui/Makefile
    2.16 +src/gui/src/Makefile
    2.17  ])
    2.18  
    2.19  AC_OUTPUT
    2.20 @@ -71,6 +74,8 @@
    2.21  echo GLPK support.................. : $lx_glpk_found
    2.22  echo CPLEX support................. : $lx_cplex_found
    2.23  echo
    2.24 +echo build GUI..................... : $enable_gui
    2.25 +echo
    2.26  echo The packace will be installed in
    2.27  echo -n '  '
    2.28  echo $prefix.

     3.1 --- a/src/Makefile.am	Thu May 05 11:06:58 2005 +0000
     3.2 +++ b/src/Makefile.am	Thu May 05 15:34:43 2005 +0000
     3.3 @@ -1,1 +1,4 @@
     3.4 -SUBDIRS = lemon benchmark demo test
     3.5 +if WANT_GUI
     3.6 +  MAYBE_GUI = gui
     3.7 +endif
     3.8 +SUBDIRS = lemon benchmark demo test $(MAYBE_GUI)

     4.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     4.2 +++ b/src/gui/Makefile.am	Thu May 05 15:34:43 2005 +0000
     4.3 @@ -0,0 +1,1 @@
     4.4 +SUBDIRS = src

     5.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     5.2 +++ b/src/gui/src/Makefile.am	Thu May 05 15:34:43 2005 +0000
     5.3 @@ -0,0 +1,6 @@
     5.4 +AM_CPPFLAGS = -I$(top_srcdir)/src
     5.5 +LDADD = $(top_builddir)/src/lemon/libemon.la
     5.6 +
     5.7 +bin_PROGRAMS = gui
     5.8 +
     5.9 +gui_SOURCES = main.cc

     6.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     6.2 +++ b/src/gui/src/main.cc	Thu May 05 15:34:43 2005 +0000
     6.3 @@ -0,0 +1,10 @@
     6.4 +#ifdef HAVE_CONFIG_H
     6.5 +#include <config.h>
     6.6 +#endif
     6.7 +
     6.8 +#include <iostream>
     6.9 +
    6.10 +int main()
    6.11 +{
    6.12 +  std::cout << "Hello World!" << std::endl;
    6.13 +}