avoid tk_messageBox in reload schematic warning message (blocks event loop). Avoid using xschem specific XSCHEM_SHAREDIR in utile/utile (can be used standalone)

src/utile/utile

@@ -3,6 +3,15 @@
 # 10/01/2000 - all architecture-dependent paths ar set here after!
 #				Schippers Stefan
 
-export PATH="$XSCHEM_SHAREDIR/utile:$PATH"
-export UTILE3_PATH="${XSCHEM_SHAREDIR}/utile"
+
+
+UTILEDIR=$(dirname "$0")
+
+export PATH="$UTILEDIR:$PATH"
+export UTILE3_PATH="${UTILEDIR}"
+
+
+
+# export PATH="$XSCHEM_SHAREDIR/utile:$PATH"
+# export UTILE3_PATH="${XSCHEM_SHAREDIR}/utile"
 preprocess.awk $@ | expand_alias.awk | param.awk | clock.awk | stimuli.awk

src/xschem.tcl

@@ -5038,7 +5038,7 @@ proc alert_ {txtlabel {position +200+300} {nowait {0}} {yesno 0}} {
   pack .alert.b1 -side left -fill x -expand yes
   if {$yesno} {pack .alert.b2 -side left -fill x -expand yes}
   tkwait visibility .alert
-  grab set .alert
+  # grab set .alert
   focus .alert.b1
   bind .alert <Return> { destroy .alert }
   bind .alert <Escape> { destroy .alert }
@@ -6875,16 +6875,14 @@ proc build_widgets { {topwin {} } } {
   # toolbar_add FileMerge "xschem merge" "Merge File" $topwin
   $topwin.menubar.file.menu add command -label "Reload" -accelerator {Alt+S} \
     -command {
-     if { [string compare [tk_messageBox -type okcancel -parent [xschem get topwindow] \
-             -message {Are you sure you want to reload?}] ok]==0 } {
-             xschem reload
-        }
+      if {[alert_ "Are you sure you want to reload?" {} 0 1] == 1} {
+        xschem reload
+      }
     }
   toolbar_add FileReload {
-     if { [string compare [tk_messageBox -type okcancel -parent [xschem get topwindow] \
-             -message {Are you sure you want to reload?}] ok]==0 } {
-             xschem reload
-        }
+      if {[alert_ "Are you sure you want to reload?" {} 0 1] == 1} {
+        xschem reload
+      }
     } "Reload File" $topwin
   $topwin.menubar.file.menu add command -label "Save as" -command "xschem saveas" -accelerator {Ctrl+Shift+S}
   $topwin.menubar.file.menu add command -label "Save as symbol" \