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
29 #if !defined(__STDC_VERSION__) || __STDC_VERSION__ >= 199900L
30 #define NEW_MACRO_VARARGS
33 #include <sys/types.h>
34 #include <sys/strace.h>
36 extern char case_folded_lower[];
37 #define cyg_tolower(c) (case_folded_lower[(unsigned char)(c)])
38 extern char case_folded_upper[];
39 #define cyg_toupper(c) (case_folded_upper[(unsigned char)(c)])
42 #define cfree newlib_cfree_dont_use
45 #define WIN32_LEAN_AND_MEAN 1
62 /* The one function we use from winuser.h most of the time */
63 extern "C" DWORD WINAPI GetLastError (void);
65 /* Used for runtime OS check/decisions. */
66 enum os_type {winNT = 1, win95, win98, winME, win32s, unknown};
67 extern os_type os_being_run;
70 enum codepage_type {ansi_cp, oem_cp};
71 extern codepage_type current_codepage;
73 /* Used to check if Cygwin DLL is dynamically loaded. */
74 extern int dynamically_loaded;
76 #define sys_wcstombs(tgt,src,len) \
77 WideCharToMultiByte((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len),NULL,NULL)
78 #define sys_mbstowcs(tgt,src,len) \
79 MultiByteToWideChar((current_codepage==ansi_cp?CP_ACP:CP_OEMCP),0,(src),-1,(tgt),(len))
81 #define TITLESIZE 1024
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))
96 extern HANDLE title_mutex;
98 /**************************** Convenience ******************************/
100 #define NO_COPY __attribute__((section(".data_cygwin_nocopy")))
102 /* Used when treating / and \ as equivalent. */
103 #define SLASH_P(ch) \
106 ((__c) == '/' || (__c) == '\\'); \
109 /* Convert a signal to a signal mask */
110 #define SIGTOMASK(sig) (1<<((sig) - signal_shift_subtract))
111 extern unsigned int signal_shift_subtract;
113 #ifdef NEW_MACRO_VARARGS
114 # define api_fatal(...) __api_fatal ("%P: *** " __VA_ARGS__)
116 # define api_fatal(fmt, args...) __api_fatal ("%P: *** " fmt,## args)
120 #define issep(ch) (strchr (" \t\n\r", (ch)) != NULL)
122 #define isdirsep SLASH_P
123 #define isabspath(p) \
124 (isdirsep (*(p)) || (isalpha (*(p)) && (p)[1] == ':' && (!(p)[2] || isdirsep ((p)[2]))))
126 /******************** Initialization/Termination **********************/
129 /* cygwin .dll initialization */
130 void dll_crt0 (per_process *) __asm__ ("_dll_crt0__FP11per_process");
131 extern "C" void __stdcall _dll_crt0 ();
133 /* dynamically loaded dll initialization */
134 extern "C" int dll_dllcrt0 (HMODULE, per_process *);
136 /* dynamically loaded dll initialization for non-cygwin apps */
137 extern "C" int dll_noncygwin_dllcrt0 (HMODULE, per_process *);
139 /* exit the program */
140 extern "C" void __stdcall do_exit (int) __attribute__ ((noreturn));
143 void uinfo_init (void);
146 void events_init (void);
147 void events_terminate (void);
149 void __stdcall close_all_files (void);
151 /* Invisible window initialization/termination. */
152 HWND __stdcall gethwnd (void);
153 void __stdcall window_terminate (void);
155 /* Globals that handle initialization of winsock in a child process. */
156 extern HANDLE wsock32_handle;
157 extern HANDLE ws2_32_handle;
159 /* Globals that handle initialization of netapi in a child process. */
160 extern HANDLE netapi32_handle;
162 /* debug_on_trap support. see exceptions.cc:try_to_debug() */
163 extern "C" void error_start_init (const char*);
164 extern "C" int try_to_debug (bool waitloop = 1);
166 void set_file_api_mode (codepage_type);
168 extern int cygwin_finished_initializing;
170 /**************************** Miscellaneous ******************************/
172 void __stdcall set_std_handle (int);
173 int __stdcall writable_directory (const char *file);
174 int __stdcall stat_dev (DWORD, int, unsigned long, struct stat *);
175 extern BOOL allow_ntsec;
177 unsigned long __stdcall hash_path_name (unsigned long hash, const char *name) __attribute__ ((regparm(2)));
178 void __stdcall nofinalslash (const char *src, char *dst) __attribute__ ((regparm(2)));
179 extern "C" char *__stdcall rootdir (char *full_path) __attribute__ ((regparm(1)));
181 /* String manipulation */
182 extern "C" char *__stdcall strccpy (char *s1, const char **s2, char c);
183 extern "C" int __stdcall strcasematch (const char *s1, const char *s2) __attribute__ ((regparm(2)));
184 extern "C" int __stdcall strncasematch (const char *s1, const char *s2, size_t n) __attribute__ ((regparm(3)));
185 extern "C" char *__stdcall strcasestr (const char *searchee, const char *lookfor) __attribute__ ((regparm(2)));
188 void __stdcall totimeval (struct timeval *dst, FILETIME * src, int sub, int flag);
189 long __stdcall to_time_t (FILETIME * ptr);
191 void __stdcall set_console_title (char *);
192 void set_console_handler ();
194 int __stdcall check_null_empty_str (const char *name) __attribute__ ((regparm(1)));
195 int __stdcall check_null_empty_str_errno (const char *name) __attribute__ ((regparm(1)));
196 int __stdcall __check_null_invalid_struct (const void *s, unsigned sz) __attribute__ ((regparm(1)));
197 int __stdcall __check_null_invalid_struct_errno (const void *s, unsigned sz) __attribute__ ((regparm(1)));
199 #define check_null_invalid_struct(s) \
200 __check_null_invalid ((s), sizeof (*(s)))
201 #define check_null_invalid_struct_errno(s) \
202 __check_null_invalid_struct_errno ((s), sizeof (*(s)))
204 #define set_winsock_errno() __set_winsock_errno (__FUNCTION__, __LINE__)
205 void __set_winsock_errno (const char *fn, int ln) __attribute__ ((regparm(2)));
207 /* Printf type functions */
208 extern "C" void __api_fatal (const char *, ...) __attribute__ ((noreturn));
209 extern "C" int __small_sprintf (char *dst, const char *fmt, ...) /*__attribute__ ((regparm (2)))*/;
210 extern "C" int __small_vsprintf (char *dst, const char *fmt, va_list ap) /*__attribute__ ((regparm (3)))*/;
212 /**************************** Exports ******************************/
215 int cygwin_select (int , fd_set *, fd_set *, fd_set *,
217 int cygwin_gethostname (char *__name, size_t __len);
219 int kill_pgrp (pid_t, int);
220 int _kill (int, int);
221 int _raise (int sig);
223 extern DWORD binmode;
224 extern char _data_start__, _data_end__, _bss_start__, _bss_end__;
225 extern void (*__CTOR_LIST__) (void);
226 extern void (*__DTOR_LIST__) (void);
227 extern SYSTEM_INFO system_info;
230 /*************************** Unsorted ******************************/
232 #define WM_ASYNCIO 0x8000 // WM_APP
234 /* Note that MAX_PATH is defined in the windows headers */
235 /* There is also PATH_MAX and MAXPATHLEN.
236 PATH_MAX is from Posix and does *not* include the trailing NUL.
237 MAXPATHLEN is from Unix.
239 Thou shalt use MAX_PATH throughout. It avoids the NUL vs no-NUL
240 issue and is neither of the Unixy ones [so we can punt on which
241 one is the right one to use]. */
243 #define STD_RBITS (S_IRUSR | S_IRGRP | S_IROTH)
244 #define STD_WBITS (S_IWUSR)
245 #define STD_XBITS (S_IXUSR | S_IXGRP | S_IXOTH)
247 /* The title on program start. */
248 extern char *old_title;
249 extern BOOL display_title;
251 extern HANDLE hMainThread;
252 extern HANDLE hMainProc;
254 #endif /* defined __cplusplus */