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prproces.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is the Netscape Portable Runtime (NSPR).
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-2000
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #ifndef prproces_h___
00039 #define prproces_h___
00040 
00041 #include "prtypes.h"
00042 #include "prio.h"
00043 
00044 PR_BEGIN_EXTERN_C
00045 
00046 /************************************************************************/
00047 /*****************************PROCESS OPERATIONS*************************/
00048 /************************************************************************/
00049 
00050 typedef struct PRProcess PRProcess;
00051 typedef struct PRProcessAttr PRProcessAttr;
00052 
00053 NSPR_API(PRProcessAttr *) PR_NewProcessAttr(void);
00054 
00055 NSPR_API(void) PR_ResetProcessAttr(PRProcessAttr *attr);
00056 
00057 NSPR_API(void) PR_DestroyProcessAttr(PRProcessAttr *attr);
00058 
00059 NSPR_API(void) PR_ProcessAttrSetStdioRedirect(
00060     PRProcessAttr *attr,
00061     PRSpecialFD stdioFd,
00062     PRFileDesc *redirectFd
00063 );
00064 
00065 /*
00066  * OBSOLETE -- use PR_ProcessAttrSetStdioRedirect instead.
00067  */
00068 NSPR_API(void) PR_SetStdioRedirect(
00069     PRProcessAttr *attr,
00070     PRSpecialFD stdioFd,
00071     PRFileDesc *redirectFd
00072 );
00073 
00074 NSPR_API(PRStatus) PR_ProcessAttrSetCurrentDirectory(
00075     PRProcessAttr *attr,
00076     const char *dir
00077 );
00078 
00079 NSPR_API(PRStatus) PR_ProcessAttrSetInheritableFD(
00080     PRProcessAttr *attr,
00081     PRFileDesc *fd,
00082     const char *name
00083 );
00084 
00085 /*
00086 ** Create a new process
00087 **
00088 ** Create a new process executing the file specified as 'path' and with
00089 ** the supplied arguments and environment.
00090 **
00091 ** This function may fail because of illegal access (permissions),
00092 ** invalid arguments or insufficient resources.
00093 **
00094 ** A process may be created such that the creator can later synchronize its
00095 ** termination using PR_WaitProcess(). 
00096 */
00097 
00098 NSPR_API(PRProcess*) PR_CreateProcess(
00099     const char *path,
00100     char *const *argv,
00101     char *const *envp,
00102     const PRProcessAttr *attr);
00103 
00104 NSPR_API(PRStatus) PR_CreateProcessDetached(
00105     const char *path,
00106     char *const *argv,
00107     char *const *envp,
00108     const PRProcessAttr *attr);
00109 
00110 NSPR_API(PRStatus) PR_DetachProcess(PRProcess *process);
00111 
00112 NSPR_API(PRStatus) PR_WaitProcess(PRProcess *process, PRInt32 *exitCode);
00113 
00114 NSPR_API(PRStatus) PR_KillProcess(PRProcess *process);
00115 
00116 PR_END_EXTERN_C
00117 
00118 #endif /* prproces_h___ */