forked from osmocom/wireshark
103 lines
2.0 KiB
C
103 lines
2.0 KiB
C
/* u3.c
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* u3 2006 Graeme Lunt
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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* Indentation logic: 2-space
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef _WIN32
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#include <process.h> /* getpid */
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#endif
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#include <wiretap/file_util.h>
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#include <epan/filesystem.h>
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#include <gtk/u3.h>
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static char *pid_file = NULL;
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void u3_register_pid()
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{
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int pid;
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int pid_fd;
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char *u3hostexecpath;
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int pf_size;
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if((u3hostexecpath =
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#ifdef _WIN32
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getenv_utf8
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#else
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getenv
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#endif
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("U3_HOST_EXEC_PATH")) != NULL) {
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pid = getpid();
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pf_size = strlen(u3hostexecpath) + 32;
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pid_file = g_malloc(pf_size);
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g_snprintf(pid_file, pf_size, "%s\\%d.pid", u3hostexecpath, pid);
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pid_fd = eth_open(pid_file, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
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if(pid_fd != -1)
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eth_close(pid_fd);
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else {
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g_free(pid_file);
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pid_file = NULL;
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}
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}
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}
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void u3_deregister_pid()
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{
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if(pid_file) {
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/* we don't care if we succeed or fail - u3utils may have deleted the file */
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eth_unlink(pid_file);
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g_free(pid_file);
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pid_file = NULL;
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}
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}
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