Mercurial > hg > octave-nkf
diff libinterp/corefcn/sysdep.cc @ 20793:ba2b07c13913
use new string_value method to handle value extraction errors
* __dispatch__.cc, balance.cc, colloc.cc, conv2.cc, data.cc, debug.cc,
graphics.cc, input.cc, matrix_type.cc, oct-hist.cc, schur.cc,
spparms.cc, symtab.cc, sysdep.cc, toplev.cc, utils.cc:
Use new string_value method.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Fri, 09 Oct 2015 10:06:39 -0400 |
| parents | f90c8372b7ba |
| children |
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--- a/libinterp/corefcn/sysdep.cc +++ b/libinterp/corefcn/sysdep.cc @@ -195,27 +195,22 @@ if (args.length () == 1) { - std::string file = args(0).string_value (); + std::string file = args(0).string_value ("__open_with_system_app__: argument must be a file name"); - if (! error_state) - { #if defined (__WIN32__) && ! defined (_POSIX_VERSION) - HINSTANCE status = ShellExecute (0, 0, file.c_str (), 0, 0, - SW_SHOWNORMAL); + HINSTANCE status = ShellExecute (0, 0, file.c_str (), 0, 0, + SW_SHOWNORMAL); - // ShellExecute returns a value greater than 32 if successful. - retval = (reinterpret_cast<ptrdiff_t> (status) > 32); + // ShellExecute returns a value greater than 32 if successful. + retval = (reinterpret_cast<ptrdiff_t> (status) > 32); #else - octave_value_list tmp - = Fsystem (ovl ("xdg-open " + file + " 2> /dev/null", - false, "async"), - 1); + octave_value_list tmp + = Fsystem (ovl ("xdg-open " + file + " 2> /dev/null", + false, "async"), + 1); - retval = (tmp(0).double_value () == 0); + retval = (tmp(0).double_value () == 0); #endif - } - else - error ("__open_with_system_app__: argument must be a file name"); } else print_usage (); @@ -650,20 +645,13 @@ if (nargin == 2 || nargin == 1) { - if (args(0).is_string ()) - { - std::string var = args(0).string_value (); - - std::string val = (nargin == 2 - ? args(1).string_value () : std::string ()); + std::string var = args(0).string_value ("setenv: VAR must be a string"); - if (! error_state) - octave_env::putenv (var, val); - else - error ("setenv: VALUE must be a string"); - } - else - error ("setenv: VAR must be a string"); + std::string val = (nargin == 2 + ? args(1).string_value ("setenv: VALUE must be a string") + : std::string ()); + + octave_env::putenv (var, val); } else print_usage ();