1 /* winsup.h: main Cygwin header file.
3 Copyright 1996, 1997, 1998, 1999, 2000, 2001 Red Hat, Inc.
5 This file is part of Cygwin.
7 This software is a copyrighted work licensed under the terms of the
8 Cygwin license. Please consult the file "CYGWIN_LICENSE" for
15 #define __INSIDE_CYGWIN__
17 #define alloca __builtin_alloca
18 #define strlen __builtin_strlen
19 #define strcmp __builtin_strcmp
20 #define strcpy __builtin_strcpy
21 #define memcpy __builtin_memcpy
22 #define memcmp __builtin_memcmp
23 #ifdef HAVE_BUILTIN_MEMSET
24 # define memset __builtin_memset
27 #define NO_COPY __attribute__((section(".data_cygwin_nocopy")))
31 #if !defined(__STDC_VERSION__) || __STDC_VERSION__ >= 199900L
32 #define NEW_MACRO_VARARGS
35 #include <sys/types.h>
36 #include <sys/strace.h>
38 extern const char case_folded_lower
[];
39 #define cyg_tolower(c) (case_folded_lower[(unsigned char)(c)])
40 extern const char case_folded_upper
[];
41 #define cyg_toupper(c) (case_folded_upper[(unsigned char)(c)])
44 #define cfree newlib_cfree_dont_use
47 #define WIN32_LEAN_AND_MEAN 1
66 /* The one function we use from winuser.h most of the time */
67 extern "C" DWORD WINAPI
GetLastError (void);
69 enum codepage_type
{ansi_cp
, oem_cp
};
70 extern codepage_type current_codepage
;
72 /* Used to check if Cygwin DLL is dynamically loaded. */
73 extern int dynamically_loaded
;
75 #define sys_wcstombs(tgt,src,len) \
76 WideCharToMultiByte((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len),NULL,NULL)
77 #define sys_mbstowcs(tgt,src,len) \
78 MultiByteToWideChar((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len))
80 #define TITLESIZE 1024
82 /* status bit manipulation */
83 #define __ISSETF(what, x, prefix) \
84 ((what)->status & prefix##_##x)
85 #define __SETF(what, x, prefix) \
86 ((what)->status |= prefix##_##x)
87 #define __CLEARF(what, x, prefix) \
88 ((what)->status &= ~prefix##_##x)
89 #define __CONDSETF(n, what, x, prefix) \
90 ((n) ? __SETF (what, x, prefix) : __CLEARF (what, x, prefix))
95 extern HANDLE title_mutex
;
97 /**************************** Convenience ******************************/
99 /* Used when treating / and \ as equivalent. */
100 #define SLASH_P(ch) \
103 ((__c) == '/' || (__c) == '\\'); \
106 /* Convert a signal to a signal mask */
107 #define SIGTOMASK(sig) (1<<((sig) - signal_shift_subtract))
108 extern unsigned int signal_shift_subtract
;
110 #ifdef NEW_MACRO_VARARGS
111 # define api_fatal(...) __api_fatal ("%P: *** " __VA_ARGS__)
113 # define api_fatal(fmt, args...) __api_fatal ("%P: *** " fmt,## args)
117 #define issep(ch) (strchr (" \t\n\r", (ch)) != NULL)
119 #define isdirsep SLASH_P
120 #define isabspath(p) \
121 (isdirsep (*(p)) || (isalpha (*(p)) && (p)[1] == ':' && (!(p)[2] || isdirsep ((p)[2]))))
123 /******************** Initialization/Termination **********************/
126 /* cygwin .dll initialization */
127 void dll_crt0 (per_process
*) __asm__ ("_dll_crt0__FP11per_process");
128 extern "C" void __stdcall
_dll_crt0 ();
130 /* dynamically loaded dll initialization */
131 extern "C" int dll_dllcrt0 (HMODULE
, per_process
*);
133 /* dynamically loaded dll initialization for non-cygwin apps */
134 extern "C" int dll_noncygwin_dllcrt0 (HMODULE
, per_process
*);
136 /* exit the program */
137 extern "C" void __stdcall
do_exit (int) __attribute__ ((noreturn
));
140 void uinfo_init (void);
143 void events_init (void);
144 void events_terminate (void);
146 void __stdcall
close_all_files (void);
148 /* Invisible window initialization/termination. */
149 HWND __stdcall
gethwnd (void);
150 void __stdcall
window_terminate (void);
152 /* Globals that handle initialization of winsock in a child process. */
153 extern HANDLE wsock32_handle
;
154 extern HANDLE ws2_32_handle
;
156 /* Globals that handle initialization of netapi in a child process. */
157 extern HANDLE netapi32_handle
;
159 /* debug_on_trap support. see exceptions.cc:try_to_debug() */
160 extern "C" void error_start_init (const char*);
161 extern "C" int try_to_debug (bool waitloop
= 1);
163 void set_file_api_mode (codepage_type
);
165 extern int cygwin_finished_initializing
;
167 /**************************** Miscellaneous ******************************/
169 void __stdcall
set_std_handle (int);
170 int __stdcall
writable_directory (const char *file
);
171 int __stdcall
stat_dev (DWORD
, int, unsigned long, struct stat
*);
172 extern BOOL allow_ntsec
;
174 unsigned long __stdcall
hash_path_name (unsigned long hash
, const char *name
) __attribute__ ((regparm(2)));
175 void __stdcall
nofinalslash (const char *src
, char *dst
) __attribute__ ((regparm(2)));
176 extern "C" char *__stdcall
rootdir (char *full_path
) __attribute__ ((regparm(1)));
178 /* String manipulation */
179 extern "C" char *__stdcall
strccpy (char *s1
, const char **s2
, char c
);
180 extern "C" int __stdcall
strcasematch (const char *s1
, const char *s2
) __attribute__ ((regparm(2)));
181 extern "C" int __stdcall
strncasematch (const char *s1
, const char *s2
, size_t n
) __attribute__ ((regparm(3)));
182 extern "C" char *__stdcall
strcasestr (const char *searchee
, const char *lookfor
) __attribute__ ((regparm(2)));
185 void __stdcall
totimeval (struct timeval
*dst
, FILETIME
* src
, int sub
, int flag
);
186 long __stdcall
to_time_t (FILETIME
* ptr
);
188 void __stdcall
set_console_title (char *);
189 void set_console_handler ();
191 int __stdcall
check_null_empty_str (const char *name
) __attribute__ ((regparm(1)));
192 int __stdcall
check_null_empty_str_errno (const char *name
) __attribute__ ((regparm(1)));
193 int __stdcall
__check_null_invalid_struct (const void *s
, unsigned sz
) __attribute__ ((regparm(1)));
194 int __stdcall
__check_null_invalid_struct_errno (const void *s
, unsigned sz
) __attribute__ ((regparm(1)));
196 #define check_null_invalid_struct(s) \
197 __check_null_invalid ((s), sizeof (*(s)))
198 #define check_null_invalid_struct_errno(s) \
199 __check_null_invalid_struct_errno ((s), sizeof (*(s)))
201 #define set_winsock_errno() __set_winsock_errno (__FUNCTION__, __LINE__)
202 void __set_winsock_errno (const char *fn
, int ln
) __attribute__ ((regparm(2)));
204 extern bool wsock_started
;
206 /* Printf type functions */
207 extern "C" void __api_fatal (const char *, ...) __attribute__ ((noreturn
));
208 extern "C" int __small_sprintf (char *dst
, const char *fmt
, ...) /*__attribute__ ((regparm (2)))*/;
209 extern "C" int __small_vsprintf (char *dst
, const char *fmt
, va_list ap
) /*__attribute__ ((regparm (3)))*/;
210 extern void multiple_cygwin_die () __attribute__ ((noreturn
));
212 extern "C" void __malloc_lock (struct _reent
*);
213 extern "C" void __malloc_unlock (struct _reent
*);
215 extern "C" void __malloc_lock (struct _reent
*);
216 extern "C" void __malloc_unlock (struct _reent
*);
219 int __stdcall
stat_worker (const char *name
, struct stat
*buf
, int nofollow
,
220 path_conv
*pc
= NULL
) __attribute__ ((regparm (3)));
222 /**************************** Exports ******************************/
225 int cygwin_select (int , fd_set
*, fd_set
*, fd_set
*,
227 int cygwin_gethostname (char *__name
, size_t __len
);
229 int kill_pgrp (pid_t
, int);
230 int _kill (int, int);
231 int _raise (int sig
);
233 extern DWORD binmode
;
234 extern char _data_start__
, _data_end__
, _bss_start__
, _bss_end__
;
235 extern void (*__CTOR_LIST__
) (void);
236 extern void (*__DTOR_LIST__
) (void);
237 extern SYSTEM_INFO system_info
;
240 /*************************** Unsorted ******************************/
242 #define WM_ASYNCIO 0x8000 // WM_APP
244 /* Note that MAX_PATH is defined in the windows headers */
245 /* There is also PATH_MAX and MAXPATHLEN.
246 PATH_MAX is from Posix and does *not* include the trailing NUL.
247 MAXPATHLEN is from Unix.
249 Thou shalt use MAX_PATH throughout. It avoids the NUL vs no-NUL
250 issue and is neither of the Unixy ones [so we can punt on which
251 one is the right one to use]. */
253 #define STD_RBITS (S_IRUSR | S_IRGRP | S_IROTH)
254 #define STD_WBITS (S_IWUSR)
255 #define STD_XBITS (S_IXUSR | S_IXGRP | S_IXOTH)
257 /* The title on program start. */
258 extern char *old_title
;
259 extern BOOL display_title
;
261 extern HANDLE hMainThread
;
262 extern HANDLE hMainProc
;
264 extern bool cygwin_testing
;
265 extern unsigned _cygwin_testing_magic
;
266 extern HMODULE cygwin_hmodule
;
268 #define winsock2_active (wsadata.wVersion >= 512)
269 #define winsock_active (wsadata.wVersion < 512)
270 extern struct WSAData wsadata
;
272 #endif /* defined __cplusplus */