+AC_ARG_ENABLE(gdbtk,
+[ --enable-gdbtk Enable GDBTK GUI front end],
+[case "${enableval}" in
+ yes)
+ case "$host" in
+ *go32*)
+ AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
+ enable_gdbtk=no ;;
+ *windows*)
+ AC_MSG_WARN([GDB does not support GDBtk on host ${host}. GDBtk will be disabled.])
+ enable_gdbtk=no ;;
+ *)
+ enable_gdbtk=yes ;;
+ esac ;;
+ no)
+ enable_gdbtk=no ;;
+ *)
+ AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
+esac],
+[
+# Default is on for everything but go32 and Cygwin
+case "$host" in
+ *go32* | *windows*)
+ ;;
+ *)
+ if test -d "${srcdir}/gdbtk" ; then
+ enable_gdbtk=yes
+ fi
+ ;;
+esac
+])
+
+WIN32LDAPP=
+AC_SUBST(WIN32LIBS)
+AC_SUBST(WIN32LDAPP)
+
+configdir="unix"
+
+GDBTKLIBS=
+if test "${enable_gdbtk}" = "yes"; then
+
+ CY_AC_PATH_TCLCONFIG
+ if test -z "${no_tcl}"; then
+ CY_AC_LOAD_TCLCONFIG
+ CY_AC_PATH_TKCONFIG
+
+ # If $no_tk is nonempty, then we can't do Tk, and there is no
+ # point to doing Tcl.
+ if test -z "${no_tk}"; then
+ CY_AC_LOAD_TKCONFIG
+ CY_AC_PATH_TCLH
+ CY_AC_PATH_TKH
+ CY_AC_PATH_ITCLH
+ CY_AC_PATH_ITKH
+ CY_AC_PATH_TIXH
+
+ # now look for Itcl library stuff
+
+ CY_AC_PATH_ITCLCONFIG
+ if test -z "${no_itcl}"; then
+ CY_AC_LOAD_ITCLCONFIG
+ case "${host}" in
+ *-*-cygwin*)
+ itcldir=../itcl/itcl/win/
+ ;;
+ *)
+ itcldir=../itcl/itcl/unix/
+ ;;
+ esac
+
+
+ ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
+ ITCL_DEPS="${itcldir}${ITCL_LIB_FILE}"
+ fi
+
+
+ # now look for Itk library stuff
+ CY_AC_PATH_ITKCONFIG
+ if test -z "${no_itcl}"; then
+ CY_AC_LOAD_ITKCONFIG
+
+ case "${host}" in
+ *-*-cygwin*)
+ itkdir=../itcl/itk/win/
+ ;;
+ *)
+ itkdir=../itcl/itk/unix/
+ ;;
+ esac
+
+ ITKLIB="${ITK_BUILD_LIB_SPEC}"
+ ITK_DEPS="${itkdir}${ITK_LIB_FILE}"
+ fi
+
+ # now look for Tix library stuff
+ CY_AC_PATH_TIXCONFIG
+ if test -z "${no_tix}"; then
+ CY_AC_LOAD_TIXCONFIG
+ TIXLIB="${TIX_BUILD_LIB_SPEC}"
+ TIX_DEPS="${TIX_BUILD_LOCATION}/${TIX_LIB_FILE}"
+ fi
+
+ ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
+ # Tcl/Tk 8.1 require -fwritable strings. I don't
+ # know whether 8.2 will or not, but I bet it will.
+ # I don't have to worry about 7.x since we don't support it.
+ GDBTK_CFLAGS=""
+ if test "$GCC" = "yes"; then
+ if test "$TCL_VERSION" != "8.0" ; then
+ GDBTK_CFLAGS="-fwritable-strings"
+ fi
+ fi
+
+ # Include some libraries that Tcl and Tk want.
+ TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
+ # Yes, the ordering seems wrong here. But it isn't.
+ # TK_LIBS is the list of libraries that need to be linked
+ # after Tcl/Tk. Note that this isn't put into LIBS. If it
+ # were in LIBS then any link tests after this point would
+ # try to include things like `$(LIBGUI)', which wouldn't work.
+ GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
+
+ CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
+ CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
+ CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
+ CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
+ CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
+ CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
+ CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
+ CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
+
+ if test x$gdb_cv_os_cygwin = xyes; then
+ WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
+ WIN32LDAPP="-Wl,--subsystem,console"
+ CONFIG_OBS="${CONFIG_OBS} gdbres.o"
+ fi
+ fi
+ fi
+fi