[newlib-cygwin.git] / winsup / cygwin / winsup.h

/* winsup.h: main Cygwin header file.

   Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.

This file is part of Cygwin.

This software is a copyrighted work licensed under the terms of the
Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
details. */

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#define __INSIDE_CYGWIN__

#define strlen __builtin_strlen
#define strcmp __builtin_strcmp
#define strcpy __builtin_strcpy
#define memcpy __builtin_memcpy
#define memcmp __builtin_memcmp
#ifdef HAVE_BUILTIN_MEMSET
# define memset __builtin_memset
#endif

#define NO_COPY __attribute__((nocommon)) __attribute__((section(".data_cygwin_nocopy")))

#ifdef __cplusplus

#if !defined(__STDC_VERSION__) || __STDC_VERSION__ >= 199900L
#define NEW_MACRO_VARARGS
#endif

#include <sys/types.h>
#include <sys/strace.h>

extern const char case_folded_lower[];
#define cyg_tolower(c) (case_folded_lower[(unsigned char)(c)])
extern const char case_folded_upper[];
#define cyg_toupper(c) (case_folded_upper[(unsigned char)(c)])

#ifndef MALLOC_DEBUG
#define cfree newlib_cfree_dont_use
#endif

#define WIN32_LEAN_AND_MEAN 1
#define _WINGDI_H
#define _WINUSER_H
#define _WINNLS_H
#define _WINVER_H
#define _WINNETWK_H
#define _WINSVC_H
#include <windows.h>
#include <wincrypt.h>
#include <lmcons.h>
#undef _WINGDI_H
#undef _WINUSER_H
#undef _WINNLS_H
#undef _WINVER_H
#undef _WINNETWK_H
#undef _WINSVC_H

#include "wincap.h"

/* The one function we use from winuser.h most of the time */
extern "C" DWORD WINAPI GetLastError (void);

enum codepage_type {ansi_cp, oem_cp};
extern codepage_type current_codepage;

extern int cygserver_running;

/* Used to check if Cygwin DLL is dynamically loaded. */
extern int dynamically_loaded;

#define sys_wcstombs(tgt,src,len) \
		    WideCharToMultiByte((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len),NULL,NULL)
#define sys_mbstowcs(tgt,src,len) \
		    MultiByteToWideChar((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len))

#define TITLESIZE 1024

/* status bit manipulation */
#define __ISSETF(what, x, prefix) \
  ((what)->status & prefix##_##x)
#define __SETF(what, x, prefix) \
  ((what)->status |= prefix##_##x)
#define __CLEARF(what, x, prefix) \
  ((what)->status &= ~prefix##_##x)
#define __CONDSETF(n, what, x, prefix) \
  ((n) ? __SETF (what, x, prefix) : __CLEARF (what, x, prefix))

#include "debug.h"

/* Events/mutexes */
extern HANDLE title_mutex;

/**************************** Convenience ******************************/

/* Used when treating / and \ as equivalent. */
#define SLASH_P(ch) \
    ({ \
	char __c = (ch); \
	((__c) == '/' || (__c) == '\\'); \
    })

/* Convert a signal to a signal mask */
#define SIGTOMASK(sig)	(1<<((sig) - signal_shift_subtract))
extern unsigned int signal_shift_subtract;

#ifdef NEW_MACRO_VARARGS
# define api_fatal(...) __api_fatal ("%P: *** " __VA_ARGS__)
#else
# define api_fatal(fmt, args...) __api_fatal ("%P: *** " fmt,## args)
#endif

#undef issep
#define issep(ch) (strchr (" \t\n\r", (ch)) != NULL)

#define isdirsep SLASH_P
#define isabspath(p) \
  (isdirsep (*(p)) || (isalpha (*(p)) && (p)[1] == ':' && (!(p)[2] || isdirsep ((p)[2]))))

/******************** Initialization/Termination **********************/

class per_process;
/* cygwin .dll initialization */
void dll_crt0 (per_process *) __asm__ ("_dll_crt0__FP11per_process");
extern "C" void __stdcall _dll_crt0 ();

/* dynamically loaded dll initialization */
extern "C" int dll_dllcrt0 (HMODULE, per_process *);

/* dynamically loaded dll initialization for non-cygwin apps */
extern "C" int dll_noncygwin_dllcrt0 (HMODULE, per_process *);

/* exit the program */
extern "C" void __stdcall do_exit (int) __attribute__ ((noreturn));

/* UID/GID */
void uinfo_init (void);

#define ILLEGAL_UID16 ((__uid16_t)-1)
#define ILLEGAL_UID ((__uid32_t)-1)
#define ILLEGAL_GID16 ((__gid16_t)-1)
#define ILLEGAL_GID ((__gid32_t)-1)
#define ILLEGAL_SEEK ((__off64_t)-1)

#define uid16touid32(u16)  ((u16)==ILLEGAL_UID16?ILLEGAL_UID:(__uid32_t)(u16))
#define gid16togid32(g16)  ((g16)==ILLEGAL_GID16?ILLEGAL_GID:(__gid32_t)(g16))

extern "C" __uid32_t getuid32 (void);
extern "C" __uid32_t geteuid32 (void);
extern "C" struct passwd *getpwuid32 (__uid32_t);

/* various events */
void events_init (void);
void events_terminate (void);

void __stdcall close_all_files (void);
BOOL __stdcall check_pty_fds (void);

/* Invisible window initialization/termination. */
HWND __stdcall gethwnd (void);
void __stdcall window_terminate (void);

/* Globals that handle initialization of winsock in a child process. */
extern HANDLE wsock32_handle;
extern HANDLE ws2_32_handle;

/* Globals that handle initialization of netapi in a child process. */
extern HANDLE netapi32_handle;

/* debug_on_trap support. see exceptions.cc:try_to_debug() */
extern "C" void error_start_init (const char*);
extern "C" int try_to_debug (bool waitloop = 1);

void set_file_api_mode (codepage_type);

extern int cygwin_finished_initializing;

/**************************** Miscellaneous ******************************/

void __stdcall set_std_handle (int);
int __stdcall writable_directory (const char *file);
int __stdcall stat_dev (DWORD, int, unsigned long, struct __stat64 *);
extern BOOL allow_ntsec;

unsigned long __stdcall hash_path_name (unsigned long hash, const char *name) __attribute__ ((regparm(2)));
void __stdcall nofinalslash (const char *src, char *dst) __attribute__ ((regparm(2)));
extern "C" char *__stdcall rootdir (char *full_path) __attribute__ ((regparm(1)));

/* String manipulation */
extern "C" char *__stdcall strccpy (char *s1, const char **s2, char c);
extern "C" int __stdcall strcasematch (const char *s1, const char *s2) __attribute__ ((regparm(2)));
extern "C" int __stdcall strncasematch (const char *s1, const char *s2, size_t n) __attribute__ ((regparm(3)));
extern "C" char *__stdcall strcasestr (const char *searchee, const char *lookfor) __attribute__ ((regparm(2)));

/* Time related */
void __stdcall totimeval (struct timeval *dst, FILETIME * src, int sub, int flag);
long __stdcall to_time_t (FILETIME * ptr);
void __stdcall to_timestruc_t (FILETIME * ptr, timestruc_t * out);
void __stdcall time_as_timestruc_t (timestruc_t * out);

void __stdcall set_console_title (char *);
void early_stuff_init ();

int __stdcall check_null_str (const char *name) __attribute__ ((regparm(1)));
int __stdcall check_null_empty_str (const char *name) __attribute__ ((regparm(1)));
int __stdcall check_null_empty_str_errno (const char *name) __attribute__ ((regparm(1)));
int __stdcall check_null_str_errno (const char *name) __attribute__ ((regparm(1)));
int __stdcall __check_null_invalid_struct (const void *s, unsigned sz) __attribute__ ((regparm(2)));
int __stdcall __check_null_invalid_struct_errno (const void *s, unsigned sz) __attribute__ ((regparm(2)));
int __stdcall __check_invalid_read_ptr_errno (const void *s, unsigned sz) __attribute__ ((regparm(2)));

#define check_null_invalid_struct(s) \
  __check_null_invalid_struct ((s), sizeof (*(s)))
#define check_null_invalid_struct_errno(s) \
  __check_null_invalid_struct_errno ((s), sizeof (*(s)))

#define set_winsock_errno() __set_winsock_errno (__FUNCTION__, __LINE__)
void __set_winsock_errno (const char *fn, int ln) __attribute__ ((regparm(2)));

extern bool wsock_started;

/* Printf type functions */
extern "C" void __api_fatal (const char *, ...) __attribute__ ((noreturn));
extern "C" int __small_sprintf (char *dst, const char *fmt, ...) /*__attribute__ ((regparm (2)))*/;
extern "C" int __small_vsprintf (char *dst, const char *fmt, va_list ap) /*__attribute__ ((regparm (3)))*/;
extern void multiple_cygwin_problem (const char *, unsigned, unsigned);

extern "C" void __malloc_lock (struct _reent *);
extern "C" void __malloc_unlock (struct _reent *);

class path_conv;
int __stdcall stat_worker (const char *name, struct __stat64 *buf, int nofollow,
			   path_conv *pc = NULL) __attribute__ ((regparm (3)));

/**************************** Exports ******************************/

extern "C" {
int cygwin_select (int , fd_set *, fd_set *, fd_set *,
		   struct timeval *to);
int cygwin_gethostname (char *__name, size_t __len);

int kill_pgrp (pid_t, int);
int _kill (int, int);
int _raise (int sig);

extern DWORD binmode;
extern char _data_start__, _data_end__, _bss_start__, _bss_end__;
extern void (*__CTOR_LIST__) (void);
extern void (*__DTOR_LIST__) (void);
extern SYSTEM_INFO system_info;
};

/*************************** Unsorted ******************************/

#define WM_ASYNCIO	0x8000		// WM_APP

/* Note that MAX_PATH is defined in the windows headers */
/* There is also PATH_MAX and MAXPATHLEN.
   PATH_MAX is from Posix and does *not* include the trailing NUL.
   MAXPATHLEN is from Unix.

   Thou shalt use MAX_PATH throughout.  It avoids the NUL vs no-NUL
   issue and is neither of the Unixy ones [so we can punt on which
   one is the right one to use].  */

#define STD_RBITS (S_IRUSR | S_IRGRP | S_IROTH)
#define STD_WBITS (S_IWUSR)
#define STD_XBITS (S_IXUSR | S_IXGRP | S_IXOTH)
#define NO_W ~(S_IWUSR | S_IWGRP | S_IWOTH)
#define NO_R ~(S_IRUSR | S_IRGRP | S_IROTH)
#define NO_X ~(S_IXUSR | S_IXGRP | S_IXOTH)

/* The title on program start. */
extern char *old_title;
extern BOOL display_title;

extern HANDLE hMainThread;
extern HANDLE hMainProc;

extern bool cygwin_testing;
extern unsigned _cygwin_testing_magic;
extern HMODULE cygwin_hmodule;

#define winsock2_active (wsadata.wVersion >= 512)
#define winsock_active (wsadata.wVersion < 512)
extern struct WSAData wsadata;

#endif /* defined __cplusplus */
Commit	Line	Data
1fd5e000 CF	1	/* winsup.h: main Cygwin header file.
1fd5e000 CF	2
33ad2bf9	3	Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
1fd5e000 CF	4
	5	This file is part of Cygwin.
	6
	7	This software is a copyrighted work licensed under the terms of the
	8	Cygwin license. Please consult the file "CYGWIN_LICENSE" for
	9	details. */
	10
	11	#ifdef HAVE_CONFIG_H
	12	# include "config.h"
	13	#endif
	14
	15	#define __INSIDE_CYGWIN__
	16
1fd5e000	17	#define strlen __builtin_strlen
ac944e37	18	#define strcmp __builtin_strcmp
1fd5e000 CF	19	#define strcpy __builtin_strcpy
	20	#define memcpy __builtin_memcpy
	21	#define memcmp __builtin_memcmp
	22	#ifdef HAVE_BUILTIN_MEMSET
	23	# define memset __builtin_memset
	24	#endif
	25
60b68f0d	26	#define NO_COPY __attribute__((nocommon)) __attribute__((section(".data_cygwin_nocopy")))
0a047e8f	27
95a8465b CF	28	#ifdef __cplusplus
95a8465b CF	29
a5a965ff CF	30	#if !defined(__STDC_VERSION__) \|\| __STDC_VERSION__ >= 199900L
	31	#define NEW_MACRO_VARARGS
	32	#endif
	33
1fd5e000 CF	34	#include <sys/types.h>
1fd5e000 CF	35	#include <sys/strace.h>
1fd5e000	36
57c89867	37	extern const char case_folded_lower[];
2556e737	38	#define cyg_tolower(c) (case_folded_lower[(unsigned char)(c)])
57c89867	39	extern const char case_folded_upper[];
2556e737 DD	40	#define cyg_toupper(c) (case_folded_upper[(unsigned char)(c)])
2556e737 DD	41
8db71e01	42	#ifndef MALLOC_DEBUG
8dec7b03	43	#define cfree newlib_cfree_dont_use
8db71e01	44	#endif
8dec7b03	45
d0b178fe DD	46	#define WIN32_LEAN_AND_MEAN 1
	47	#define _WINGDI_H
	48	#define _WINUSER_H
	49	#define _WINNLS_H
	50	#define _WINVER_H
	51	#define _WINNETWK_H
	52	#define _WINSVC_H
1fd5e000	53	#include <windows.h>
1c0c369b	54	#include <wincrypt.h>
17db1105	55	#include <lmcons.h>
d0b178fe DD	56	#undef _WINGDI_H
	57	#undef _WINUSER_H
	58	#undef _WINNLS_H
	59	#undef _WINVER_H
	60	#undef _WINNETWK_H
	61	#undef _WINSVC_H
	62
ba946828 CV	63	#include "wincap.h"
ba946828 CV	64
d0b178fe DD	65	/* The one function we use from winuser.h most of the time */
d0b178fe DD	66	extern "C" DWORD WINAPI GetLastError (void);
1fd5e000	67
ee1d77e4 CF	68	enum codepage_type {ansi_cp, oem_cp};
	69	extern codepage_type current_codepage;
	70
f449bfef RC	71	extern int cygserver_running;
f449bfef RC	72
1fd5e000 CF	73	/* Used to check if Cygwin DLL is dynamically loaded. */
	74	extern int dynamically_loaded;
	75
9fb628fc	76	#define sys_wcstombs(tgt,src,len) \
ee1d77e4	77	WideCharToMultiByte((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len),NULL,NULL)
9fb628fc	78	#define sys_mbstowcs(tgt,src,len) \
ee1d77e4	79	MultiByteToWideChar((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len))
9fb628fc	80
1fd5e000	81	#define TITLESIZE 1024
0c4d2abd	82
1fd5e000 CF	83	/* status bit manipulation */
	84	#define __ISSETF(what, x, prefix) \
	85	((what)->status & prefix##_##x)
	86	#define __SETF(what, x, prefix) \
	87	((what)->status \|= prefix##_##x)
	88	#define __CLEARF(what, x, prefix) \
	89	((what)->status &= ~prefix##_##x)
	90	#define __CONDSETF(n, what, x, prefix) \
	91	((n) ? __SETF (what, x, prefix) : __CLEARF (what, x, prefix))
	92
1fd5e000	93	#include "debug.h"
1fd5e000 CF	94
1fd5e000 CF	95	/* Events/mutexes */
1fd5e000 CF	96	extern HANDLE title_mutex;
1fd5e000 CF	97
1fd5e000 CF	98	/************************** Convenience ****************************/
1fd5e000 CF	99
1fd5e000 CF	100	/* Used when treating / and \ as equivalent. */
	101	#define SLASH_P(ch) \
	102	({ \
	103	char __c = (ch); \
	104	((__c) == '/' \|\| (__c) == '\\'); \
	105	})
	106
	107	/* Convert a signal to a signal mask */
	108	#define SIGTOMASK(sig) (1<<((sig) - signal_shift_subtract))
	109	extern unsigned int signal_shift_subtract;
	110
a5a965ff CF	111	#ifdef NEW_MACRO_VARARGS
	112	# define api_fatal(...) __api_fatal ("%P: *** " __VA_ARGS__)
	113	#else
	114	# define api_fatal(fmt, args...) __api_fatal ("%P: *** " fmt,## args)
	115	#endif
1fd5e000 CF	116
	117	#undef issep
	118	#define issep(ch) (strchr (" \t\n\r", (ch)) != NULL)
	119
	120	#define isdirsep SLASH_P
	121	#define isabspath(p) \
42867d69	122	(isdirsep ((p)) \|\| (isalpha ((p)) && (p)[1] == ':' && (!(p)[2] \|\| isdirsep ((p)[2]))))
1fd5e000 CF	123
	124	/****************** Initialization/Termination ********************/
	125
f0338f54	126	class per_process;
1fd5e000	127	/* cygwin .dll initialization */
82c8d7ef	128	void dll_crt0 (per_process *) __asm__ ("_dll_crt0__FP11per_process");
44cac411	129	extern "C" void __stdcall _dll_crt0 ();
1fd5e000 CF	130
1fd5e000 CF	131	/* dynamically loaded dll initialization */
f0338f54	132	extern "C" int dll_dllcrt0 (HMODULE, per_process *);
1fd5e000 CF	133
	134	/* dynamically loaded dll initialization for non-cygwin apps */
	135	extern "C" int dll_noncygwin_dllcrt0 (HMODULE, per_process *);
	136
	137	/* exit the program */
	138	extern "C" void __stdcall do_exit (int) __attribute__ ((noreturn));
	139
1fd5e000 CF	140	/* UID/GID */
	141	void uinfo_init (void);
	142
a8d7ae61 CV	143	#define ILLEGAL_UID16 ((__uid16_t)-1)
	144	#define ILLEGAL_UID ((__uid32_t)-1)
	145	#define ILLEGAL_GID16 ((__gid16_t)-1)
57196405	146	#define ILLEGAL_GID ((__gid32_t)-1)
acb56175	147	#define ILLEGAL_SEEK ((__off64_t)-1)
de4e0d30	148
a8d7ae61 CV	149	#define uid16touid32(u16) ((u16)==ILLEGAL_UID16?ILLEGAL_UID:(__uid32_t)(u16))
	150	#define gid16togid32(g16) ((g16)==ILLEGAL_GID16?ILLEGAL_GID:(__gid32_t)(g16))
	151
	152	extern "C" __uid32_t getuid32 (void);
	153	extern "C" __uid32_t geteuid32 (void);
	154	extern "C" struct passwd *getpwuid32 (__uid32_t);
	155
1fd5e000 CF	156	/* various events */
	157	void events_init (void);
	158	void events_terminate (void);
	159
	160	void __stdcall close_all_files (void);
611d92e2	161	BOOL __stdcall check_pty_fds (void);
1fd5e000	162
1fd5e000 CF	163	/* Invisible window initialization/termination. */
	164	HWND __stdcall gethwnd (void);
	165	void __stdcall window_terminate (void);
	166
	167	/* Globals that handle initialization of winsock in a child process. */
	168	extern HANDLE wsock32_handle;
afd5033d	169	extern HANDLE ws2_32_handle;
1fd5e000 CF	170
	171	/* Globals that handle initialization of netapi in a child process. */
	172	extern HANDLE netapi32_handle;
	173
	174	/* debug_on_trap support. see exceptions.cc:try_to_debug() */
	175	extern "C" void error_start_init (const char*);
8abeff1e	176	extern "C" int try_to_debug (bool waitloop = 1);
1fd5e000	177
4c15b7ab ED	178	void set_file_api_mode (codepage_type);
4c15b7ab ED	179
2eb392bd CF	180	extern int cygwin_finished_initializing;
2eb392bd CF	181
1fd5e000 CF	182	/************************** Miscellaneous ****************************/
1fd5e000 CF	183
1fd5e000 CF	184	void __stdcall set_std_handle (int);
1fd5e000 CF	185	int __stdcall writable_directory (const char *file);
acb56175	186	int __stdcall stat_dev (DWORD, int, unsigned long, struct __stat64 *);
1fd5e000 CF	187	extern BOOL allow_ntsec;
1fd5e000 CF	188
166b2571 CF	189	unsigned long __stdcall hash_path_name (unsigned long hash, const char *name) __attribute__ ((regparm(2)));
	190	void __stdcall nofinalslash (const char src, char dst) __attribute__ ((regparm(2)));
	191	extern "C" char __stdcall rootdir (char full_path) __attribute__ ((regparm(1)));
1fd5e000	192
1fd5e000	193	/* String manipulation */
166b2571 CF	194	extern "C" char __stdcall strccpy (char s1, const char **s2, char c);
	195	extern "C" int __stdcall strcasematch (const char s1, const char s2) __attribute__ ((regparm(2)));
	196	extern "C" int __stdcall strncasematch (const char s1, const char s2, size_t n) __attribute__ ((regparm(3)));
	197	extern "C" char __stdcall strcasestr (const char searchee, const char *lookfor) __attribute__ ((regparm(2)));
1fd5e000 CF	198
	199	/* Time related */
	200	void __stdcall totimeval (struct timeval dst, FILETIME src, int sub, int flag);
	201	long __stdcall to_time_t (FILETIME * ptr);
c4e6ff48 CV	202	void __stdcall to_timestruc_t (FILETIME * ptr, timestruc_t * out);
c4e6ff48 CV	203	void __stdcall time_as_timestruc_t (timestruc_t * out);
1fd5e000	204
1fd5e000	205	void __stdcall set_console_title (char *);
c0a8e8d0	206	void early_stuff_init ();
1fd5e000	207
b0fa0e6e	208	int __stdcall check_null_str (const char *name) __attribute__ ((regparm(1)));
7a4078ee CF	209	int __stdcall check_null_empty_str (const char *name) __attribute__ ((regparm(1)));
7a4078ee CF	210	int __stdcall check_null_empty_str_errno (const char *name) __attribute__ ((regparm(1)));
5a64d869	211	int __stdcall check_null_str_errno (const char *name) __attribute__ ((regparm(1)));
6fdd2131 CF	212	int __stdcall __check_null_invalid_struct (const void *s, unsigned sz) __attribute__ ((regparm(2)));
	213	int __stdcall __check_null_invalid_struct_errno (const void *s, unsigned sz) __attribute__ ((regparm(2)));
	214	int __stdcall __check_invalid_read_ptr_errno (const void *s, unsigned sz) __attribute__ ((regparm(2)));
7a4078ee CF	215
7a4078ee CF	216	#define check_null_invalid_struct(s) \
f38ac9b7	217	__check_null_invalid_struct ((s), sizeof (*(s)))
7a4078ee CF	218	#define check_null_invalid_struct_errno(s) \
	219	__check_null_invalid_struct_errno ((s), sizeof (*(s)))
	220
829425c9	221	#define set_winsock_errno() __set_winsock_errno (__FUNCTION__, __LINE__)
c90e420d	222	void __set_winsock_errno (const char *fn, int ln) __attribute__ ((regparm(2)));
1fd5e000	223
0a047e8f CF	224	extern bool wsock_started;
0a047e8f CF	225
f0338f54 CF	226	/* Printf type functions */
f0338f54 CF	227	extern "C" void __api_fatal (const char *, ...) __attribute__ ((noreturn));
c90e420d CF	228	extern "C" int __small_sprintf (char dst, const char fmt, ...) /__attribute__ ((regparm (2)))/;
c90e420d CF	229	extern "C" int __small_vsprintf (char dst, const char fmt, va_list ap) /__attribute__ ((regparm (3)))/;
77f4a250	230	extern void multiple_cygwin_problem (const char *, unsigned, unsigned);
f0338f54	231
e2ea684e CF	232	extern "C" void __malloc_lock (struct _reent *);
	233	extern "C" void __malloc_unlock (struct _reent *);
	234
32fb80db	235	class path_conv;
acb56175	236	int __stdcall stat_worker (const char name, struct __stat64 buf, int nofollow,
32fb80db CF	237	path_conv *pc = NULL) __attribute__ ((regparm (3)));
32fb80db CF	238
1fd5e000 CF	239	/************************** Exports ****************************/
	240
	241	extern "C" {
	242	int cygwin_select (int , fd_set , fd_set , fd_set *,
	243	struct timeval *to);
	244	int cygwin_gethostname (char *__name, size_t __len);
	245
	246	int kill_pgrp (pid_t, int);
	247	int _kill (int, int);
	248	int _raise (int sig);
	249
53211514	250	extern DWORD binmode;
1fd5e000 CF	251	extern char _data_start__, _data_end__, _bss_start__, _bss_end__;
	252	extern void (*__CTOR_LIST__) (void);
	253	extern void (*__DTOR_LIST__) (void);
2a6fc028	254	extern SYSTEM_INFO system_info;
1fd5e000 CF	255	};
	256
	257	/************************* Unsorted ****************************/
	258
1fd5e000 CF	259	#define WM_ASYNCIO 0x8000 // WM_APP
	260
	261	/* Note that MAX_PATH is defined in the windows headers */
	262	/* There is also PATH_MAX and MAXPATHLEN.
	263	PATH_MAX is from Posix and does not include the trailing NUL.
	264	MAXPATHLEN is from Unix.
	265
	266	Thou shalt use MAX_PATH throughout. It avoids the NUL vs no-NUL
	267	issue and is neither of the Unixy ones [so we can punt on which
	268	one is the right one to use]. */
	269
0cda2f46 CF	270	#define STD_RBITS (S_IRUSR \| S_IRGRP \| S_IROTH)
	271	#define STD_WBITS (S_IWUSR)
	272	#define STD_XBITS (S_IXUSR \| S_IXGRP \| S_IXOTH)
291be307 CF	273	#define NO_W ~(S_IWUSR \| S_IWGRP \| S_IWOTH)
	274	#define NO_R ~(S_IRUSR \| S_IRGRP \| S_IROTH)
	275	#define NO_X ~(S_IXUSR \| S_IXGRP \| S_IXOTH)
1fd5e000	276
1fd5e000 CF	277	/* The title on program start. */
	278	extern char *old_title;
	279	extern BOOL display_title;
	280
f0338f54 CF	281	extern HANDLE hMainThread;
	282	extern HANDLE hMainProc;
	283
57013c31 CF	284	extern bool cygwin_testing;
	285	extern unsigned _cygwin_testing_magic;
	286	extern HMODULE cygwin_hmodule;
	287
0476bae5 CF	288	#define winsock2_active (wsadata.wVersion >= 512)
	289	#define winsock_active (wsadata.wVersion < 512)
	290	extern struct WSAData wsadata;
	291
4c8d72de	292	#endif /* defined __cplusplus */