- Fixed all known problems with temporary files and directoroes

- Command line switches work again (/NCRC and /S)
- GetTempFileName now takes another argument as base directory (default is $TEMP)
- Message boxes work from .onGUIEnd
- Some more optimizations


git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@2739 212acab6-be3b-0410-9dea-997c60f758d6

Source/exehead/util.c

@@ -118,7 +118,6 @@ void NSISCALL doRMDir(char *buf, int flags) // 1 - recurse, 2 - rebootok
 #endif
   }
   log_printf2("RMDir: RemoveDirectory(\"%s\")",buf);
-  update_status_text_from_lang(LANG_REMOVEDIR,buf);
 }
 #endif//NSIS_SUPPORT_RMDIR
 
@@ -226,6 +225,20 @@ HANDLE NSISCALL myOpenFile(const char *fn, DWORD da, DWORD cd)
   return CreateFile(fn,da,FILE_SHARE_READ,NULL,cd,0,NULL);
 }
 
+char * NSISCALL my_GetTempFileName(char *buf, const char *dir)
+{
+  int n = 100;
+  while (n--)
+  {
+    char prefix[4] = "nsa";
+    prefix[2] = 'a' + (char)(GetTickCount() % 26);
+    if (GetTempFileName(dir, prefix, 0, buf))
+      return buf;
+  }
+  *buf = 0;
+  return 0;
+}
+
 #ifdef NSIS_SUPPORT_MOVEONREBOOT
 BOOL NSISCALL MoveFileOnReboot(LPCTSTR pszExisting, LPCTSTR pszNew)
 {