// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab // Copyright (C) XXXX-2008 - INRIA // Copyright (C) XXXX-2008 - INRIA - Allan CORNET // // 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 varargout = unix_g(cmd) //unix_g - shell command execution //%Syntax //rep=unix_g(cmd) //%Parameters // cmd - a character string // rep - a column vector of character strings //%Description // cmd instruction (sh syntax) is passed to shell, the standard output // is redirected to scilab variable rep. //%Examples // unix_g("ls") //%See also // host unix_x unix_s //! [lhs,rhs] = argn(0); if rhs <> 1 then error(msprintf(gettext("%s: Wrong number of input argument(s): %d expected.\n"),"unix_g",1)); end if type(cmd) <> 10 then error(msprintf(gettext("%s: Wrong type for input argument #%d: String expected.\n"),"unix_g",1)); end if size(cmd,"*") <> 1 then error(msprintf(gettext("%s: Wrong size for input argument #%d: A string expected.\n"),"unix_g",1)); end if lhs > 3 then error(msprintf(gettext("%s: Wrong number of output argument(s).\n"),"unix_g")); end // initialize variables stderr = emptystr(); stat = 1; rep = emptystr(); if getos() == "Windows" then [rep,stat] = dos(cmd); if (stat == %t) then stat = 0; else if lhs == 3 then stderr = rep; else for i=1:size(rep,"*") do write(%io(2)," "+rep(i));end end stat = 1; rep = emptystr(); end else tmp = TMPDIR+"/unix.out"; cmd1 = "("+cmd+")>"+ tmp +" 2>"+TMPDIR+"/unix.err;"; stat = host(cmd1); select stat case 0 then rep = mgetl(tmp); if (size(rep,"*")==0) | (length(rep)==0) then rep = []; end; case 1 then rep = mgetl(tmp); case -1 then // host failed if lhs == 3 then stderr = msprintf(gettext("%s: The system interpreter does not answer..."),"unix_g"); else disp(msprintf(gettext("%s: The system interpreter does not answer..."),"unix_g")); end rep = emptystr(); else msg = mgetl(TMPDIR+"/unix.err"); if lhs == 3 then stderr = msg; else disp(msg(1)); end rep = emptystr(); end mdelete(tmp); end // output arguments varargout(1) = rep; if lhs >= 2 then varargout(2) = stat; end if lhs >= 3 then varargout(3) = stderr; end endfunction