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Diffstat (limited to 'TAO/TAO_IDL/driver/drv_fork.cpp')
-rw-r--r-- | TAO/TAO_IDL/driver/drv_fork.cpp | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/TAO/TAO_IDL/driver/drv_fork.cpp b/TAO/TAO_IDL/driver/drv_fork.cpp new file mode 100644 index 00000000000..a1b99abbfe7 --- /dev/null +++ b/TAO/TAO_IDL/driver/drv_fork.cpp @@ -0,0 +1,127 @@ +// $Id$ + +/* + +COPYRIGHT + +Copyright 1992, 1993, 1994 Sun Microsystems, Inc. Printed in the United +States of America. All Rights Reserved. + +This product is protected by copyright and distributed under the following +license restricting its use. + +The Interface Definition Language Compiler Front End (CFE) is made +available for your use provided that you include this license and copyright +notice on all media and documentation and the software program in which +this product is incorporated in whole or part. You may copy and extend +functionality (but may not remove functionality) of the Interface +Definition Language CFE without charge, but you are not authorized to +license or distribute it to anyone else except as part of a product or +program developed by you or with the express written consent of Sun +Microsystems, Inc. ("Sun"). + +The names of Sun Microsystems, Inc. and any of its subsidiaries or +affiliates may not be used in advertising or publicity pertaining to +distribution of Interface Definition Language CFE as permitted herein. + +This license is effective until terminated by Sun for failure to comply +with this license. Upon termination, you shall destroy or return all code +and documentation for the Interface Definition Language CFE. + +INTERFACE DEFINITION LANGUAGE CFE IS PROVIDED AS IS WITH NO WARRANTIES OF +ANY KIND INCLUDING THE WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS +FOR A PARTICULAR PURPOSE, NONINFRINGEMENT, OR ARISING FROM A COURSE OF +DEALING, USAGE OR TRADE PRACTICE. + +INTERFACE DEFINITION LANGUAGE CFE IS PROVIDED WITH NO SUPPORT AND WITHOUT +ANY OBLIGATION ON THE PART OF Sun OR ANY OF ITS SUBSIDIARIES OR AFFILIATES +TO ASSIST IN ITS USE, CORRECTION, MODIFICATION OR ENHANCEMENT. + +SUN OR ANY OF ITS SUBSIDIARIES OR AFFILIATES SHALL HAVE NO LIABILITY WITH +RESPECT TO THE INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY +INTERFACE DEFINITION LANGUAGE CFE OR ANY PART THEREOF. + +IN NO EVENT WILL SUN OR ANY OF ITS SUBSIDIARIES OR AFFILIATES BE LIABLE FOR +ANY LOST REVENUE OR PROFITS OR OTHER SPECIAL, INDIRECT AND CONSEQUENTIAL +DAMAGES, EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. + +Use, duplication, or disclosure by the government is subject to +restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in +Technical Data and Computer Software clause at DFARS 252.227-7013 and FAR +52.227-19. + +Sun, Sun Microsystems and the Sun logo are trademarks or registered +trademarks of Sun Microsystems, Inc. + +SunSoft, Inc. +2550 Garcia Avenue +Mountain View, California 94043 + +NOTE: + +SunOS, SunSoft, Sun, Solaris, Sun Microsystems or the Sun logo are +trademarks or registered trademarks of Sun Microsystems, Inc. + + */ + +/* + * DRV_fork.cc - Fork a process for each file to be processed, wait for + * status from the child process + */ + +#include "idl.h" +#include "idl_extern.h" + +#include "drv_private.h" + +#include "ace/Process_Manager.h" + +ACE_RCSID(driver, drv_fork, "$Id$") + +/* + * Fork off a process, wait for it to die + */ +void +DRV_fork() +{ + // This will not work on NT, but I can hardly think of some way to + // make it work. The idea is to make it compile, and always use the + // compiler with just one file, that works because then there is no + // fork involved. + for (DRV_file_index = 0; + DRV_file_index < DRV_nfiles; + ++DRV_file_index) + { + ACE_Process_Options options; + options.creation_flags (ACE_Process_Options::NO_EXEC); + ACE_Process manager; + pid_t child_pid = manager.spawn (options); + if (child_pid == 0) + { + /* + * OK, do it to this file (in the child) + */ + DRV_drive(DRV_files[DRV_file_index]); + ACE_OS::exit(0); + } + + if (child_pid == -1) + { + cerr << GTDEVEL("IDL: spawn failed\n"); + ACE_OS::exit (99); + /*NOTREACHED*/ + } + + // child_pid is the process id of something at this point. + if (manager.wait () == -1) + { + cerr << GTDEVEL("IDL: wait failed\n"); + ACE_OS::exit (99); + /*NOTREACHED*/ + } + } + /* + * Now the parent process can exit + */ + ACE_OS::exit (0); +} |