t-flex-cad17: used only one settings file and fixed open log

autoinstall/t-flex-cad17-resources

@@ -6,6 +6,12 @@ export WH_WINE_USE="wine_x_tkg_10-0_amd64"
 export BASE_PFX="tflex17_pfx_x64_v01"
 export WINEARCH="win64"
 export WINEPREFIX="tflex17"
+export WH_XDG_OPEN="log"
+
+check_prefix_var
+if [[ ! -f "$WINEPREFIX/drive_c/Program Files/T-FLEX CAD 17/Program/TFlexCad.exe" ]]
+then fatal "Изначально установите T-FLEX CAD 17."
+fi
 
 BASE_URL="https://www.tflex.ru/downloads"
 FILES=(