got rid of platdef.c; compiler now always does linking step

koch.nim

@@ -41,7 +41,7 @@ proc tryExec(cmd: string): bool =
   result = execShellCmd(cmd) == 0
 
 proc csource(args: string) = 
-  exec("nimrod cc $# -r tools/niminst --var:version=$# csource rod/nimrod $2" %
+  exec("nimrod cc $1 -r tools/niminst --var:version=$2 csource rod/nimrod $1" %
        [args, NimrodVersion])
 
 proc zip(args: string) = 
@@ -75,22 +75,8 @@ proc nim(args: string) = exec(compileNimCmd(args))
 
 # -------------- boot ---------------------------------------------------------
 
-proc writePlatdefC =
-  const
-    PlatdefCTmpl = """
-      /* Generated by boot.nim */
-      char* nimOS(void) { return "$#"; }
-      char* nimCPU(void) { return "$#"; }
-    """
-  var f: TFile
-  if open(f, "build/platdef.c", fmWrite): 
-    write(f, PlatdefcTmpl % [system.hostOS, system.hostCPU])
-    close(f)
-  else:
-    quit("Cannot write 'build/platdef.c'\n")
-
 const
-  bootOptions = "" # "--compile:build/platdef.c"
+  bootOptions = "" # options to pass to the bootstrap process
 
 proc findStartNimrod: string = 
   const buildScript = "build.sh"
@@ -118,10 +104,9 @@ proc findStartNimrod: string =
 
 proc bootIteration(args: string): bool = 
   var nimrod1 = "rod" / "nimrod1".exe
-  if not ExistsFile("rod" / "nimrod".exe):
-    quit("no binary has been created! Failed! Try with --forcebuild")
   moveFile nimrod1, "rod" / "nimrod".exe
   exec "rod" / "nimrod1 cc $# $# rod/nimrod.nim" % [bootOptions, args]
+  # Nimrod does not produce an executable again if nothing changed. That's ok:
   result = sameFileContent("rod" / "nimrod".exe, nimrod1)
   if result:
     moveFile "bin" / "nimrod".exe, "rod" / "nimrod".exe
@@ -129,7 +114,6 @@ proc bootIteration(args: string): bool =
   removeFile nimrod1
 
 proc boot(args: string) =
-  #writePlatdefC()
   echo "iteration: 1"
   exec findStartNimrod() & " cc $# $# rod" / "nimrod.nim" % [bootOptions, args]
   echo "iteration: 2"