[hbelusca] 63138: [CMD] Fix _tcsncat usage. Patch by Victor Martinez. CORE-8149 #resolve

Author: hbelusca
Date: Sat May  3 18:07:07 2014
New Revision: 63138
URL: http://svn.reactos.org/svn/reactos?rev=63138&view=rev
Log:
[CMD]
Fix _tcsncat usage. Patch by Victor Martinez.
CORE-8149 #resolve
Modified:
    trunk/reactos/base/shell/cmd/cmd.c
Modified: trunk/reactos/base/shell/cmd/cmd.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/shell/cmd/cmd.c?rev=6…
==============================================================================
--- trunk/reactos/base/shell/cmd/cmd.c  [iso-8859-1] (original)
+++ trunk/reactos/base/shell/cmd/cmd.c  [iso-8859-1] Sat May  3 18:07:07 2014
@@ -397,13 +397,13 @@
         /* build command line for CreateProcess(): FullName + " " + rest */
         BOOL quoted = !!_tcschr(First, ' ');
         _tcscpy(szFullCmdLine, quoted ? _T("\"") : _T(""));
-        _tcsncat(szFullCmdLine, First, CMDLINE_LENGTH - _tcslen(szFullCmdLine));
-        _tcsncat(szFullCmdLine, quoted ? _T("\"") : _T(""),
CMDLINE_LENGTH - _tcslen(szFullCmdLine));
+        _tcsncat(szFullCmdLine, First, CMDLINE_LENGTH - _tcslen(szFullCmdLine) - 1);
+        _tcsncat(szFullCmdLine, quoted ? _T("\"") : _T(""),
CMDLINE_LENGTH - _tcslen(szFullCmdLine) - 1);
         if (*rest)
         {
-            _tcsncat(szFullCmdLine, _T(" "), CMDLINE_LENGTH -
_tcslen(szFullCmdLine));
-            _tcsncat(szFullCmdLine, rest, CMDLINE_LENGTH - _tcslen(szFullCmdLine));
+            _tcsncat(szFullCmdLine, _T(" "), CMDLINE_LENGTH -
_tcslen(szFullCmdLine) - 1);
+            _tcsncat(szFullCmdLine, rest, CMDLINE_LENGTH - _tcslen(szFullCmdLine) - 1);
         }
         TRACE ("[EXEC: %s]\n", debugstr_aw(szFullCmdLine));