Merge branch 'devel' of https://github.com/Araq/Nimrod into bigbreak

Conflicts:
	lib/impure/db_postgres.nim
	lib/pure/os.nim
	lib/wrappers/postgres.nim

compiler/ccgstmts.nim

@@ -170,6 +170,10 @@ proc genSingleVar(p: BProc, a: PNode) =
   if sfCompileTime in v.flags: return
   var targetProc = p
   if sfGlobal in v.flags:
+    if v.flags * {sfImportc, sfExportc} == {sfImportc} and
+        a.sons[2].kind == nkEmpty and
+        v.loc.flags * {lfHeader, lfNoDecl} != {}:
+      return
     if sfPure in v.flags:
       # v.owner.kind != skModule:
       targetProc = p.module.preInitProc
@@ -834,7 +838,14 @@ proc genTry(p: BProc, t: PNode, d: var TLoc) =
     discard cgsym(p.module, "E_Base")
   linefmt(p, cpsLocals, "#TSafePoint $1;$n", safePoint)
   linefmt(p, cpsStmts, "#pushSafePoint(&$1);$n", safePoint)
-  linefmt(p, cpsStmts, "$1.status = setjmp($1.context);$n", safePoint)
+  if isDefined("nimStdSetjmp"):
+    linefmt(p, cpsStmts, "$1.status = setjmp($1.context);$n", safePoint)
+  elif isDefined("nimSigSetjmp"):
+    linefmt(p, cpsStmts, "$1.status = sigsetjmp($1.context, 0);$n", safePoint)
+  elif isDefined("nimRawSetjmp"):
+    linefmt(p, cpsStmts, "$1.status = _setjmp($1.context);$n", safePoint)
+  else:
+    linefmt(p, cpsStmts, "$1.status = setjmp($1.context);$n", safePoint)
   startBlock(p, "if ($1.status == 0) {$n", [safePoint])
   var length = sonsLen(t)
   add(p.nestedTryStmts, t)

compiler/cgen.nim

@@ -13,7 +13,7 @@ import
   ast, astalgo, strutils, hashes, trees, platform, magicsys, extccomp,
   options, intsets,
   nversion, nimsets, msgs, crc, bitsets, idents, lists, types, ccgutils, os,
-  times, ropes, math, passes, rodread, wordrecg, treetab, cgmeth,
+  times, ropes, math, passes, rodread, wordrecg, treetab, cgmeth, condsyms,
   rodutils, renderer, idgen, cgendata, ccgmerge, semfold, aliases, lowerings,
   semparallel
 

compiler/commands.nim

@@ -80,9 +80,9 @@ proc writeVersionInfo(pass: TCmdLinePass) =
                                  platform.OS[platform.hostOS].name, 
                                  CPU[platform.hostCPU].name]))
 
-    const gitHash = gorge("git log -n 1 --format=%H")
+    discard """const gitHash = gorge("git log -n 1 --format=%H")
     if gitHash.strip.len == 40:
-      msgWriteln("git hash: " & gitHash)
+      msgWriteln("git hash: " & gitHash)"""
 
     msgWriteln("active boot switches:" & usedRelease & usedAvoidTimeMachine &
       usedTinyC & usedGnuReadline & usedNativeStacktrace & usedNoCaas &

compiler/condsyms.nim

@@ -137,3 +137,7 @@ proc initDefines*() =
   declareSymbol("emulatedthreadvars")
   if platform.OS[targetOS].props.contains(ospLacksThreadVars):
     defineSymbol("emulatedthreadvars")
+  case targetOS
+  of osSolaris, osNetbsd, osFreebsd, osOpenbsd, osMacosx:
+    defineSymbol("nimRawSetjmp")
+  else: discard

compiler/nversion.nim

@@ -14,7 +14,7 @@ const
   MaxSetElements* = 1 shl 16  # (2^16) to support unicode character sets?
   VersionMajor* = 0
   VersionMinor* = 9
-  VersionPatch* = 5
+  VersionPatch* = 6
   VersionAsString* = $VersionMajor & "." & $VersionMinor & "." & $VersionPatch
 
   RodFileVersion* = "1215"       # modify this if the rod-format changes!

compiler/procfind.nim

@@ -70,8 +70,15 @@ proc searchForProcNew(c: PContext, scope: PScope, fn: PSym): PSym =
   var it: TIdentIter
   result = initIdentIter(it, scope.symbols, fn.name)
   while result != nil:
-    if result.kind in skProcKinds and
-       sameType(result.typ, fn.typ, flags): return
+    if result.kind in skProcKinds and sameType(result.typ, fn.typ, flags):
+      case equalParams(result.typ.n, fn.typ.n)
+      of paramsEqual:
+        return
+      of paramsIncompatible:
+        localError(fn.info, errNotOverloadable, fn.name.s)
+        return
+      of paramsNotEqual:
+        discard
 
     result = nextIdentIter(it, scope.symbols)