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)))*/;
211 extern "C" void __malloc_lock (struct _reent *);
212 extern "C" void __malloc_unlock (struct _reent *);
214 extern "C" void __malloc_lock (struct _reent *);
215 extern "C" void __malloc_unlock (struct _reent *);
217 /**************************** Exports ******************************/
220 int cygwin_select (int , fd_set *, fd_set *, fd_set *,
222 int cygwin_gethostname (char *__name, size_t __len);
224 int kill_pgrp (pid_t, int);
225 int _kill (int, int);
226 int _raise (int sig);
228 extern DWORD binmode;
229 extern char _data_start__, _data_end__, _bss_start__, _bss_end__;
230 extern void (*__CTOR_LIST__) (void);
231 extern void (*__DTOR_LIST__) (void);
232 extern SYSTEM_INFO system_info;
235 /*************************** Unsorted ******************************/
237 #define WM_ASYNCIO 0x8000 // WM_APP
239 /* Note that MAX_PATH is defined in the windows headers */
240 /* There is also PATH_MAX and MAXPATHLEN.
241 PATH_MAX is from Posix and does *not* include the trailing NUL.
242 MAXPATHLEN is from Unix.
244 Thou shalt use MAX_PATH throughout. It avoids the NUL vs no-NUL
245 issue and is neither of the Unixy ones [so we can punt on which
246 one is the right one to use]. */
248 #define STD_RBITS (S_IRUSR | S_IRGRP | S_IROTH)
249 #define STD_WBITS (S_IWUSR)
250 #define STD_XBITS (S_IXUSR | S_IXGRP | S_IXOTH)
252 /* The title on program start. */
253 extern char *old_title;
254 extern BOOL display_title;
256 extern HANDLE hMainThread;
257 extern HANDLE hMainProc;
259 #endif /* defined __cplusplus */