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/* u3.c
* u3 2006 Graeme Lunt
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* 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
* of the License, 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Indentation logic: 2-space
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef _WIN32
#include <process.h> /* getpid */
#endif
#include <wiretap/file_util.h>
#include <epan/filesystem.h>
#include <gtk/u3.h>
static char *pid_file = NULL;
void u3_register_pid()
{
int pid;
int pid_fd;
char *u3hostexecpath;
int pf_size;
if((u3hostexecpath =
#ifdef _WIN32
getenv_utf8
#else
getenv
#endif
("U3_HOST_EXEC_PATH")) != NULL) {
pid = getpid();
pf_size = strlen(u3hostexecpath) + 32;
pid_file = g_malloc(pf_size);
g_snprintf(pid_file, pf_size, "%s\\%d.pid", u3hostexecpath, pid);
pid_fd = eth_open(pid_file, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
if(pid_fd != -1)
eth_close(pid_fd);
else {
g_free(pid_file);
pid_file = NULL;
}
}
}
void u3_deregister_pid()
{
if(pid_file) {
/* we don't care if we succeed or fail - u3utils may have deleted the file */
eth_unlink(pid_file);
g_free(pid_file);
pid_file = NULL;
}
}
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