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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) XXXX-2008 - INRIA
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
function unix_s(cmd)
//unix_s - silent shell command execution
//%Syntax
// unix_s(cmd)
//%Parameters
// cmd - a character string
//%Description
// cmd instruction (sh syntax) is passed to shell, the standard output
// is redirected to /dev/null
//%Examples
// unix_s("\rm -f foo")
//%See also
// host unix_g unix_x
//!
[lhs,rhs] = argn(0);
if rhs <> 1 then
error(msprintf(gettext("%s: Wrong number of input argument(s): %d expected.\n"),"unix_s",1));
end
if type(cmd) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: String expected.\n"),"unix_s",1));
end
if size(cmd,"*") <> 1 then
error(msprintf(gettext("%s: Wrong size for input argument #%d: A string expected.\n"),"unix_s",1));
end
if getos() == "Windows" then
[rep,stat]=dos(cmd);
if (~stat) then
for i=1:size(rep,"*") do write(%io(2)," "+rep(i));end
error(msprintf(gettext("%s: error during ""%s"" execution"),"unix_s",cmd));
end
else
cmd1="("+cmd+")>/dev/null 2>"+TMPDIR+"/unix.err;";
stat=host(cmd1);
select stat
case 0 then
case -1 then // host failed
error(msprintf(gettext("%s: The system interpreter does not answer..."),"unix_s"))
else //sh failed
msg=read(TMPDIR+"/unix.err",-1,1,"(a)");
for i=1:size(msg,"*") do write(%io(2)," "+msg(i));end
error(msprintf(gettext("%s: error during ""%s"" execution"),"unix_s",cmd));
end
end
endfunction
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