1 /* mswindows.c -- Windows-specific support
2 Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
4 This file is part of GNU Wget.
6 GNU Wget is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 GNU Wget is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with Wget; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 In addition, as a special exception, the Free Software Foundation
21 gives permission to link the code of its release of Wget with the
22 OpenSSL project's "OpenSSL" library (or with modified versions of it
23 that use the same license as the "OpenSSL" library), and distribute
24 the linked executables. You must obey the GNU General Public License
25 in all respects for all of the code used other than "OpenSSL". If you
26 modify this file, you may extend this exception to your version of the
27 file, but you are not obligated to do so. If you do not wish to do
28 so, delete this exception statement from your version. */
30 /* #### Someone please document what these functions do! */
41 #ifdef HACK_BCC_UTIME_BUG
47 # ifdef HAVE_SYS_UTIME_H
48 # include <sys/utime.h>
60 #ifndef ES_SYSTEM_REQUIRED
61 #define ES_SYSTEM_REQUIRED 0x00000001
65 #define ES_CONTINUOUS 0x80000000
69 /* Defined in log.c. */
70 void log_request_redirect_output PARAMS ((const char *));
72 static DWORD set_sleep_mode (DWORD mode);
74 static DWORD pwr_mode = 0;
75 static int windows_nt_p;
79 /* Emulation of Unix sleep. */
82 sleep (unsigned seconds)
84 return SleepEx (1000 * seconds, TRUE) ? 0U : 1000 * seconds;
89 /* Emulation of Unix usleep(). This has a granularity of
90 milliseconds, but that's ok because:
92 a) Wget is only using it with milliseconds [not anymore, but b)
95 b) You can't rely on usleep's granularity anyway. If a caller
96 expects usleep to respect every microsecond, he's in for a
100 usleep (unsigned long usec)
102 SleepEx (usec / 1000, TRUE);
105 #endif /* HAVE_USLEEP */
108 windows_main_junk (int *argc, char **argv, char **exec_name)
112 /* Remove .EXE from filename if it has one. */
113 *exec_name = xstrdup (*exec_name);
114 p = strrchr (*exec_name, '.');
126 set_sleep_mode (pwr_mode);
133 log_request_redirect_output ("CTRL+Break");
137 fork_to_background (void)
139 /* Whether we arrange our own version of opt.lfilename here. */
144 opt.lfilename = unique_name (DEFAULT_LOGFILE, 0);
147 printf (_("Continuing in background.\n"));
149 printf (_("Output will be written to `%s'.\n"), opt.lfilename);
157 ws_handler (DWORD dwEvent)
164 #ifdef CTRLBREAK_BACKGND
165 case CTRL_BREAK_EVENT:
167 fork_to_background ();
169 case CTRL_SHUTDOWN_EVENT:
170 case CTRL_CLOSE_EVENT:
171 case CTRL_LOGOFF_EVENT:
180 ws_changetitle (char *url, int nurl)
186 title_buf = (char *)alloca (strlen (url) + 20);
187 sprintf (title_buf, "Wget %s%s", url, nurl == 1 ? "" : " ...");
188 SetConsoleTitle (title_buf);
194 static char *wspathsave;
195 char buffer[MAX_PATH];
203 GetModuleFileName (NULL, buffer, MAX_PATH);
205 ptr = strrchr (buffer, '\\');
209 wspathsave = (char*) xmalloc (strlen (buffer) + 1);
210 strcpy (wspathsave, buffer);
218 ws_help (const char *name)
220 char *mypath = ws_mypath ();
225 char *buf = (char *)alloca (strlen (mypath) + strlen (name) + 4 + 1);
226 sprintf (buf, "%s%s.HLP", mypath, name);
227 if (stat (buf, &sbuf) == 0)
229 printf (_("Starting WinHelp %s\n"), buf);
230 WinHelp (NULL, buf, HELP_INDEX, NULL);
234 printf ("%s: %s\n", buf, strerror (errno));
247 if (GetVersionEx (&os) == TRUE
248 && os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS)
251 requested = MAKEWORD (1, 1);
252 err = WSAStartup (requested, &data);
256 fprintf (stderr, _("%s: Couldn't find usable socket driver.\n"),
261 if (data.wVersion < requested)
263 fprintf (stderr, _("%s: Couldn't find usable socket driver.\n"),
269 pwr_mode = set_sleep_mode (0);
270 SetConsoleCtrlHandler (ws_handler, TRUE);
273 /* Replacement utime function for buggy Borland C++Builder 5.5 compiler.
274 (The Borland utime function only works on Windows NT.) */
276 #ifdef HACK_BCC_UTIME_BUG
277 int borland_utime(const char *path, const struct utimbuf *times)
284 if ((fd = open (path, O_RDWR)) < 0)
287 ptr_tm = localtime (×->modtime);
288 ft.ft_tsec = ptr_tm->tm_sec >> 1;
289 ft.ft_min = ptr_tm->tm_min;
290 ft.ft_hour = ptr_tm->tm_hour;
291 ft.ft_day = ptr_tm->tm_mday;
292 ft.ft_month = ptr_tm->tm_mon + 1;
293 ft.ft_year = ptr_tm->tm_year - 80;
294 res = setftime (fd, &ft);
301 * Prevent Windows entering sleep/hibernation-mode while wget is doing a lengthy transfer.
302 * Windows does by default not consider network activity in console-programs as activity !
303 * Works on Win-98/ME/2K and up.
306 DWORD set_sleep_mode (DWORD mode)
308 HMODULE mod = LoadLibrary ("kernel32.dll");
309 DWORD (*_SetThreadExecutionState) (DWORD) = NULL;
310 DWORD rc = (DWORD)-1;
313 (void*)_SetThreadExecutionState = GetProcAddress ((HINSTANCE)mod, "SetThreadExecutionState");
315 if (_SetThreadExecutionState)
317 if (mode == 0) /* first time */
318 mode = (ES_SYSTEM_REQUIRED | ES_CONTINUOUS);
319 rc = (*_SetThreadExecutionState) (mode);
323 DEBUGP (("set_sleep_mode(): mode 0x%08lX, rc 0x%08lX\n", mode, rc));