set myProject "{{project}}"
set myScript "{{project}}.tcl"

proc run_process {} {

   global myScript
   global myProject

   ## put out a 'heartbeat' - so we know something's happening.
   puts "\n$myScript: running ($myProject)...\n"

   if { ! [ open_project ] } {
      return false
   }

   set_process_props
   #
   # Remove the comment characters (#'s) to enable the following commands
   # process run "Synthesize"
   # process run "Translate"
   # process run "Map"
   # process run "Place & Route"
   #
   set task "Implement Design"
   if { ! [run_task $task] } {
      puts "$myScript: $task run failed, check run output for details."
      project close
      return
   }

   set task "Generate Programming File"
   if { ! [run_task $task] } {
      puts "$myScript: $task run failed, check run output for details."
      project close
      return
   }

   puts "Run completed (successfully)."
   project close

}

proc rebuild_project {} {

   global myScript
   global myProject

   project close
   ## put out a 'heartbeat' - so we know something's happening.
   puts "\n$myScript: Rebuilding ($myProject)...\n"

   set proj_exts [ list ise xise gise ]
   foreach ext $proj_exts {
      set proj_name "${myProject}.$ext"
      if { [ file exists $proj_name ] } {
         file delete $proj_name
      }
   }

   project new $myProject
   set_project_props
   add_source_files
   create_libraries
   puts "$myScript: project rebuild completed."

   run_process

}

proc run_task { task } {

   # helper proc for run_process

   puts "Running '$task'"
   set result [ process run "$task" ]
   #
   # check process status (and result)
   set status [ process get $task status ]
   if { ( ( $status != "up_to_date" ) && \
            ( $status != "warnings" ) ) || \
         ! $result } {
      return false
   }
   return true
}

proc show_help {} {

   global myScript

   puts ""
   puts "usage: xtclsh $myScript <options>"
   puts "       or you can run xtclsh and then enter 'source $myScript'."
   puts ""
   puts "options:"
   puts "   run_process       - set properties and run processes."
   puts "   rebuild_project   - rebuild the project from scratch and run processes."
   puts "   set_project_props - set project properties (device, speed, etc.)"
   puts "   add_source_files  - add source files"
   puts "   create_libraries  - create vhdl libraries"
   puts "   set_process_props - set process property values"
   puts "   show_help         - print this message"
   puts ""
}

proc open_project {} {

   global myScript
   global myProject

   if { ! [ file exists ${myProject}.xise ] } {
      ## project file isn't there, rebuild it.
      puts "Project $myProject not found. Use project_rebuild to recreate it."
      return false
   }

   project open $myProject

   return true

}

proc set_project_props {} {

   global myScript

   if { ! [ open_project ] } {
      return false
   }

   puts "$myScript: Setting project properties..."

   project set family "{{targetFamily}}"
   project set device "{{targetDevice}}"
   project set package "{{targetPackage}}"
   project set speed "{{targetSpeed}}"
   project set top_level_module_type "HDL"
   project set synthesis_tool "XST (VHDL/Verilog)"
   project set simulator "ISim (VHDL/Verilog)"
   project set "Preferred Language" "VHDL"
}


proc findRtfPath { relativePath } {
   set xilenv ""
   if { [info exists ::env(XILINX) ] } {
      if { [info exists ::env(MYXILINX)] } {
         set xilenv [join [list $::env(MYXILINX) $::env(XILINX)] $::xilinx::path_sep ]
      } else {
         set xilenv $::env(XILINX)
      }
   }
   foreach path [ split $xilenv $::xilinx::path_sep ] {
      set fullPath [ file join $path $relativePath ]
      if { [ file exists $fullPath ] } {
         return $fullPath
      }
   }
   return ""
}

proc add_source_files {} {

   global myScript

   if { ! [ open_project ] } {
      return false
   }

   source [ findRtfPath "data/projnav/scripts/dpm_cgUtils.tcl" ]

   {{#ipcores}}
   if { ! [ file exists "ipcore_dir/{{name}}.vhd" ] } {
       puts "$myScript: Regenerating {{name}}"
       cd ipcore_dir
       run_cg_regen "{{name}}" {{targetDevice}}{{targetSpeed}}{{targetPackage}} VHDL CURRENT
       cd ..
   }
   {{/ipcores}}


   puts "$myScript: Adding sources to project..."

   {{#srcs}}xfile add "{{fileName}}"
   {{/srcs}}
   {{#ipcores}}xfile add "ipcore_dir/{{name}}.xco"
   {{/ipcores}}

   # Set the Top Module as well...
   project set top "rtl" "PET"

   puts "$myScript: project sources reloaded."

} ; # end add_source_files

proc create_libraries {} {

   global myScript

   if { ! [ open_project ] } {
      return false
   }

   puts "$myScript: Creating libraries..."


   # must close the project or library definitions aren't saved.
   project save

} ; # end create_libraries

proc set_process_props {} {

   global myScript

   if { ! [ open_project ] } {
      return false
   }

   puts "$myScript: setting process properties..."

   project set "Compiled Library Directory" "\$XILINX/<language>/<simulator>"
   project set "Functional Model Target Language" "VHDL" -process "View HDL Source"

   puts "$myScript: project property values set."

} ; # end set_process_props

proc main {} {

   if { [llength $::argv] == 0 } {
      show_help
      return true
   }

   foreach option $::argv {
      switch $option {
         "show_help"           { show_help }
         "run_process"         { run_process }
         "rebuild_project"     { rebuild_project }
         "set_project_props"   { set_project_props }
         "add_source_files"    { add_source_files }
         "create_libraries"    { create_libraries }
         "set_process_props"   { set_process_props }
         default               { puts "unrecognized option: $option"; show_help }
      }
   }
}

if { $tcl_interactive } {
   show_help
} else {
   if {[catch {main} result]} {
      puts "$myScript failed: $result."
   }
}