Mercurial > octave

diff libinterp/corefcn/sysdep.cc @ 21078:49852ff04747

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maint: Remove unnecessary declarations of retval. * __pchip_deriv__.cc, data.cc, dirfns.cc, error.cc, file-io.cc, input.cc, load-path.cc, octave-link.cc, strfns.cc, sysdep.cc, time.cc, toplev.cc, urlwrite.cc, ov-cell.cc, ov.cc: Remove unnecessary declarations of retval.
author Rik <rik@octave.org>
date Fri, 15 Jan 2016 13:40:34 -0800
parents 93748bcaec17
children bd1752782e56
line wrap: on
line diff
--- a/libinterp/corefcn/sysdep.cc	Fri Jan 15 10:52:48 2016 -0800
+++ b/libinterp/corefcn/sysdep.cc	Fri Jan 15 13:40:34 2016 -0800
@@ -191,13 +191,13 @@
 Undocumented internal function.\n\
 @end deftypefn")
 {
-  octave_value retval;
-
   if (args.length () != 1)
     print_usage ();
 
   std::string file = args(0).xstring_value ("__open_with_system_app__: argument must be a filename");
 
+  octave_value retval;
+
 #if defined (__WIN32__) && ! defined (_POSIX_VERSION)
   HINSTANCE status = ShellExecute (0, 0, file.c_str (), 0, 0,
                                    SW_SHOWNORMAL);
@@ -642,8 +642,6 @@
 @seealso{unsetenv, getenv}\n\
 @end deftypefn")
 {
-  octave_value_list retval;
-
   int nargin = args.length ();
 
   if (nargin < 1 || nargin > 2)
@@ -657,7 +655,7 @@
 
   octave_env::putenv (var, val);
 
-  return retval;
+  return ovl ();
 }
 
 DEFALIAS (putenv, setenv);
@@ -740,7 +738,7 @@
       retval = s;
     }
 
-  return ovl ();
+  return retval;
 }
 
 DEFUN (pause, args, ,