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harbour-core/contrib/hbxpp/runshell.prg
2013-10-09 20:08:24 +02:00

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/*
* Harbour Project source code:
* RunShell()
*
* Copyright 2010 Viktor Szakats (vszakats.net/harbour)
* www - http://harbour-project.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING.txt. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
FUNCTION RunShell( cCommand, cProgram, lAsync, lBackground )
/* Not supported (yet?) */
HB_SYMBOL_UNUSED( lBackground )
IF ! HB_ISSTRING( cProgram )
#if defined( __PLATFORM__UNIX )
cProgram := GetEnv( "SHELL" )
#elif defined( __PLATFORM__OS2 )
cProgram := GetEnv( "OS2_SHELL" )
#else
cProgram := GetEnv( "COMSPEC" )
#endif
IF Empty( cProgram )
#if defined( __PLATFORM__WINDOWS )
IF hb_osIsWinNT()
cProgram := "cmd.exe"
ELSE
cProgram := "command.com"
ENDIF
#elif defined( __PLATFORM__DOS )
cProgram := "command.com"
#elif defined( __PLATFORM__OS2 )
cProgram := "cmd.exe"
#else
cProgram := ""
#endif
ENDIF
ENDIF
IF HB_ISSTRING( cCommand )
#if defined( __PLATFORM__UNIX )
cProgram += " -c " + "'" + StrTran( cCommand, "'", "'\''" ) + "'"
#else
cProgram += " /c " + cCommand
#endif
ENDIF
RETURN hb_processRun( LTrim( cProgram ), NIL, NIL, NIL, lAsync )