strutils.parseHexInt added

rod/pas2nim/pas2nim.nim

@@ -0,0 +1,67 @@
+#
+#
+#      Pas2nim - Pascal to Nimrod source converter
+#        (c) Copyright 2010 Andreas Rumpf
+#
+#    See the file "copying.txt", included in this
+#    distribution, for details about the copyright.
+#
+
+# 
+
+import 
+  llstream, strutils, os, ast, rnimsyn, options, msgs, 
+  paslex, pasparse
+  
+proc exSymbols(n: PNode) = 
+  case n.kind
+  of nkEmpty..nkNilLit: nil
+  of nkProcDef..nkIteratorDef: exSymbol(n.sons[namePos])
+  of nkWhenStmt, nkStmtList: 
+    for i in countup(0, sonsLen(n) - 1): exSymbols(n.sons[i])
+  of nkVarSection, nkConstSection: 
+    for i in countup(0, sonsLen(n) - 1): exSymbol(n.sons[i].sons[0])
+  of nkTypeSection: 
+    for i in countup(0, sonsLen(n) - 1): 
+      exSymbol(n.sons[i].sons[0])
+      if (n.sons[i].sons[2] != nil) and
+          (n.sons[i].sons[2].kind == nkObjectTy): 
+        fixRecordDef(n.sons[i].sons[2])
+  else: nil
+
+proc CommandExportSymbols(filename: string) = 
+  # now unused!
+  var module = parseFile(addFileExt(filename, NimExt))
+  if module != nil: 
+    exSymbols(module)
+    renderModule(module, getOutFile(filename, "pretty." & NimExt))
+
+proc CommandLexPas(filename: string) = 
+  var f = addFileExt(filename, "pas")
+  var stream = LLStreamOpen(f, fmRead)
+  if stream != nil: 
+    var 
+      L: TPasLex
+      tok: TPasTok
+    OpenLexer(L, f, stream)
+    getPasTok(L, tok)
+    while tok.xkind != pxEof: 
+      printPasTok(tok)
+      getPasTok(L, tok)
+    closeLexer(L)
+  else: rawMessage(errCannotOpenFile, f)
+
+proc CommandPas(filename: string) = 
+  var f = addFileExt(filename, "pas")
+  var stream = LLStreamOpen(f, fmRead)
+  if stream != nil: 
+    var p: TPasParser
+    OpenPasParser(p, f, stream)
+    var module = parseUnit(p)
+    closePasParser(p)
+    renderModule(module, getOutFile(filename, NimExt))
+  else: 
+    rawMessage(errCannotOpenFile, f)
+  
+
+