wsutil/processes.h

   1 /** @file
   2  *
   3  * Process utility definitions
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * SPDX-License-Identifier: GPL-2.0-or-later
  10  */
  11
  12 #ifndef _WSUTIL_PROCESSES_H_
  13 #define _WSUTIL_PROCESSES_H_
  14
  15 #include "ws_symbol_export.h"
  16
  17 #ifdef _WIN32
  18 /*
  19  * On Windows, a process ID is a HANDLE.
  20  * Include <windows.h> to make sure HANDLE is defined.
  21  */
  22 #include <windows.h>
  23 #else
  24 /*
  25  * On UN*X, a process ID is a pid_t.
  26  * Include <sys/types.h> to make sure pid_t is defined.
  27  */
  28 #include <sys/types.h>
  29 #endif
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif /* __cplusplus */
  34
  35 #ifdef _WIN32
  36 /*
  37  * On Windows, a process ID is a HANDLE.
  38  */
  39 typedef HANDLE ws_process_id;
  40
  41 #define WS_INVALID_PID    INVALID_HANDLE_VALUE
  42
  43 #else
  44 /*
  45  * On UN*X, a process ID is a pid_t.
  46  */
  47 typedef pid_t ws_process_id;
  48
  49 #define WS_INVALID_PID    -1
  50 #endif
  51
  52 #ifdef __cplusplus
  53 }
  54 #endif /* __cplusplus */
  55
  56 #endif /* _WSUTIL_PROCESSES_H_ */