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/* console_win32.c
* Console support for MSWindows
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 2002, Jeffrey C. Foster <jfoste@woodward.com>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <glib.h>
#include <wsutil/file_util.h>
#include <windows.h>
#include <tchar.h>
#include "console_win32.h"
#include "../../console_io.h"
#ifdef _WIN32 /* Needed for console I/O */
#if _MSC_VER < 1500
/* AttachConsole() needs this #define! */
#define _WIN32_WINNT 0x0501
#endif
#include <fcntl.h>
#include <conio.h>
#endif
#ifdef _WIN32
static gboolean has_console; /* TRUE if app has console */
static gboolean console_wait; /* "Press any key..." */
static gboolean stdin_capture = FALSE; /* Don't grab stdin & stdout if TRUE */
#endif
#ifdef _WIN32
/* The code to create and desstroy console windows should not be necessary,
at least as I read the GLib source code, as it looks as if GLib is, on
Win32, *supposed* to create a console window into which to display its
output.
That doesn't happen, however. I suspect there's something completely
broken about that code in GLib-for-Win32, and that it may be related
to the breakage that forces us to just call "printf()" on the message
rather than passing the message on to "g_log_default_handler()"
(which is the routine that does the aforementioned non-functional
console window creation). */
/*
* If this application has no console window to which its standard output
* would go, create one.
*/
void
create_console(void)
{
if (stdin_capture) {
/* We've been handed "-i -". Don't mess with stdio. */
return;
}
if (!has_console) {
/* We have no console to which to print the version string, so
create one and make it the standard input, output, and error. */
/*
* See if we have an existing console (i.e. we were run from a
* command prompt)
*/
if (!AttachConsole(ATTACH_PARENT_PROCESS)) {
if (AllocConsole()) {
console_wait = TRUE;
SetConsoleTitle(_T("Wireshark Debug Console"));
} else {
return; /* couldn't create console */
}
}
ws_freopen("CONIN$", "r", stdin);
ws_freopen("CONOUT$", "w", stdout);
ws_freopen("CONOUT$", "w", stderr);
fprintf(stdout, "\n");
fprintf(stderr, "\n");
/* Now register "destroy_console()" as a routine to be called just
before the application exits, so that we can destroy the console
after the user has typed a key (so that the console doesn't just
disappear out from under them, giving the user no chance to see
the message(s) we put in there). */
atexit(destroy_console);
/* Well, we have a console now. */
has_console = TRUE;
}
}
void
destroy_console(void)
{
if (console_wait) {
printf("\n\nPress any key to exit\n");
_getch();
}
FreeConsole();
}
void
set_console_wait(gboolean set_console_wait)
{
console_wait = set_console_wait;
}
gboolean
get_console_wait(void)
{
return console_wait;
}
void
set_has_console(gboolean set_has_console)
{
has_console = has_console;
}
gboolean
get_has_console(void)
{
return has_console;
}
void
set_stdin_capture(gboolean set_stdin_capture)
{
stdin_capture = set_stdin_capture;
}
gboolean
get_stdin_capture(void)
{
return stdin_capture;
}
#endif /* _WIN32 */
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