[GRASS-SVN] r35972 - grass/branches/develbranch_6/general/g.gui

[svn_grass at osgeo.org]

Author: hamish
Date: 2009-02-20 02:38:46 -0500 (Fri, 20 Feb 2009)
New Revision: 35972

Modified:
   grass/branches/develbranch_6/general/g.gui/main.c
Log:
allow (re)setting the default GUI without launching it

Modified: grass/branches/develbranch_6/general/g.gui/main.c
===================================================================
--- grass/branches/develbranch_6/general/g.gui/main.c	2009-02-20 07:22:34 UTC (rev 35971)
+++ grass/branches/develbranch_6/general/g.gui/main.c	2009-02-20 07:38:46 UTC (rev 35972)
@@ -25,7 +25,7 @@
 int main(int argc, char *argv[])
 {
     struct Option *type, *rc_file;
-    struct Flag *oneoff;
+    struct Flag *update, *nolaunch;
     struct GModule *module;
     char *gui_type_env;
     char progname[GPATH_MAX];
@@ -44,23 +44,37 @@
     type->description = _("Default value: GRASS_GUI if defined otherwise tcltk");
     type->descriptions = _("tcltk;Tcl/Tk based GUI - GIS Manager (gis.m);"
 			   "oldtcltk;Old Tcl/Tk based GUI - Display Manager (d.m);"
-			   "wxpython;wxPython based next generation GUI");
-    type->options = "tcltk,oldtcltk,wxpython";
+			   "wxpython;wxPython based next generation GUI;"
+			   "text;command line interface only");
+    type->options = "tcltk,oldtcltk,wxpython,text";
 
     rc_file = G_define_standard_option(G_OPT_F_INPUT);
     rc_file->key = "workspace";
     rc_file->required = NO;
     rc_file->description = _("Name of workspace file");
 
-    oneoff = G_define_flag();
-    oneoff->key = 'u';
-    oneoff->description = _("Update default GUI setting");
+    update = G_define_flag();
+    update->key = 'u';
+    update->description = _("Update default GUI setting");
 
+    nolaunch = G_define_flag();
+    nolaunch->key = 'n';
+    nolaunch->description =
+	_("Do not launch GUI after updating the default GUI setting");
+
     if (argc > 1 && G_parser(argc, argv))
 	exit(EXIT_FAILURE);
-    
+
+
+    if( type->answer && strcmp(type->answer, "text") == 0
+					&& !nolaunch->answer)
+	nolaunch->answer = TRUE;
+
+    if(nolaunch->answer && !update->answer)
+	update->answer = TRUE;
+
     gui_type_env = G__getenv("GRASS_GUI");
-    
+
     if (!type->answer) {
 	if (gui_type_env && strcmp(gui_type_env, "text")) {
 	    type->answer = G_store(gui_type_env);
@@ -70,13 +84,17 @@
 	}
     }
 
-    if (((gui_type_env && oneoff->answer) &&
+    if (((gui_type_env && update->answer) &&
 	 strcmp(gui_type_env, type->answer) != 0) || !gui_type_env) {
 	G_message(_("<%s> is now the default GUI"), type->answer);
 	G_setenv("GRASS_GUI", type->answer);
 
     }
 
+    if(nolaunch->answer)
+	exit(EXIT_SUCCESS);
+
+
     if (strcmp(type->answer, "oldtcltk") == 0) {
 	sprintf(progname, "%s/etc/dm/d.m.tcl", G_gisbase());
 	if (rc_file->answer) {