xref: /openbsd-src/gnu/usr.bin/perl/win32/win32.h (revision f2da64fbbbf1b03f09f390ab01267c93dfd77c4c)
1 /* WIN32.H
2  *
3  * (c) 1995 Microsoft Corporation. All rights reserved.
4  * 		Developed by hip communications inc.
5  *
6  *    You may distribute under the terms of either the GNU General Public
7  *    License or the Artistic License, as specified in the README file.
8  */
9 #ifndef  _INC_WIN32_PERL5
10 #define  _INC_WIN32_PERL5
11 
12 #ifndef _WIN32_WINNT
13 #  define _WIN32_WINNT 0x0500     /* needed for CreateHardlink() etc. */
14 #endif
15 
16 /* Win32 only optimizations for faster building */
17 #ifdef PERL_IS_MINIPERL
18 /* this macro will remove Winsock only on miniperl, PERL_IMPLICIT_SYS and
19  * makedef.pl create dependencies that will keep Winsock linked in even with
20  * this macro defined, even though sockets will be umimplemented from a script
21  * level in full perl
22  */
23 #  define WIN32_NO_SOCKETS
24 /* less I/O calls during each require */
25 #  define PERL_DISABLE_PMC
26 #endif
27 
28 #ifdef WIN32_NO_SOCKETS
29 #  undef HAS_SOCKET
30 #  undef HAS_GETPROTOBYNAME
31 #  undef HAS_GETPROTOBYNUMBER
32 #  undef HAS_GETPROTOENT
33 #  undef HAS_GETNETBYNAME
34 #  undef HAS_GETNETBYADDR
35 #  undef HAS_GETNETENT
36 #  undef HAS_GETSERVBYNAME
37 #  undef HAS_GETSERVBYPORT
38 #  undef HAS_GETSERVENT
39 #  undef HAS_GETHOSTBYNAME
40 #  undef HAS_GETHOSTBYADDR
41 #  undef HAS_GETHOSTENT
42 #  undef HAS_SELECT
43 #  undef HAS_IOCTL
44 #  undef HAS_NTOHL
45 #  undef HAS_HTONL
46 #  undef HAS_HTONS
47 #  undef HAS_NTOHS
48 #  define WIN32SCK_IS_STDSCK
49 #endif
50 
51 #if defined(PERL_IMPLICIT_SYS)
52 #  define DYNAMIC_ENV_FETCH
53 #  define HAS_GETENV_LEN
54 #  define prime_env_iter()
55 #  define WIN32IO_IS_STDIO		/* don't pull in custom stdio layer */
56 #  define WIN32SCK_IS_STDSCK		/* don't pull in custom wsock layer */
57 #  ifdef PERL_GLOBAL_STRUCT
58 #    error PERL_GLOBAL_STRUCT cannot be defined with PERL_IMPLICIT_SYS
59 #  endif
60 #  define win32_get_privlib PerlEnv_lib_path
61 #  define win32_get_sitelib PerlEnv_sitelib_path
62 #  define win32_get_vendorlib PerlEnv_vendorlib_path
63 #endif
64 
65 #ifdef __GNUC__
66 #  ifndef __int64		/* some versions seem to #define it already */
67 #    define __int64 long long
68 #  endif
69 #  define Win32_Winsock
70 #ifdef __cplusplus
71 /* Mingw32 gcc -xc++ objects to __attribute((unused)) at least */
72 #undef  PERL_UNUSED_DECL
73 #define PERL_UNUSED_DECL
74 #endif
75 #endif
76 
77 
78 /* Define DllExport akin to perl's EXT,
79  * If we are in the DLL then Export the symbol,
80  * otherwise import it.
81  */
82 
83 /* now even GCC supports __declspec() */
84 /* miniperl has no reason to export anything */
85 #if defined(PERL_IS_MINIPERL) && !defined(UNDER_CE) && defined(_MSC_VER)
86 #  define DllExport
87 #else
88 #  if defined(PERLDLL)
89 #    define DllExport __declspec(dllexport)
90 #  else
91 #    define DllExport __declspec(dllimport)
92 #  endif
93 #endif
94 
95 /* The Perl APIs can only be called directly inside the perl5xx.dll.
96  * All other code has to import them.  By declaring them as "dllimport"
97  * we tell the compiler to generate an indirect call instruction and
98  * avoid redirection through a call thunk.
99  *
100  * The XS code in the re extension is special, in that it redefines
101  * core APIs locally, so don't mark them as "dllimport" because GCC
102  * cannot handle this situation.
103  */
104 #if !defined(PERLDLL) && !defined(PERL_EXT_RE_BUILD)
105 #  ifdef __cplusplus
106 #    define PERL_CALLCONV extern "C" __declspec(dllimport)
107 #    ifdef _MSC_VER
108 #      define PERL_CALLCONV_NO_RET extern "C" __declspec(dllimport) __declspec(noreturn)
109 #    endif
110 #  else
111 #    define PERL_CALLCONV __declspec(dllimport)
112 #    ifdef _MSC_VER
113 #      define PERL_CALLCONV_NO_RET __declspec(dllimport) __declspec(noreturn)
114 #    endif
115 #  endif
116 #else /* MSVC noreturn support inside the interp */
117 #  ifdef _MSC_VER
118 #    define PERL_CALLCONV_NO_RET __declspec(noreturn)
119 #  endif
120 #endif
121 
122 #ifdef _MSC_VER
123 #  define PERL_STATIC_NO_RET __declspec(noreturn) static
124 #  define PERL_STATIC_INLINE_NO_RET __declspec(noreturn) PERL_STATIC_INLINE
125 #endif
126 
127 #define  WIN32_LEAN_AND_MEAN
128 #include <windows.h>
129 
130 /*
131  * Bug in winbase.h in mingw-w64 4.4.0-1 at least... they
132  * do #define GetEnvironmentStringsA GetEnvironmentStrings and fail
133  * to declare GetEnvironmentStringsA.
134  */
135 #if defined(__MINGW64__) && defined(GetEnvironmentStringsA) && !defined(UNICODE)
136 #ifdef __cplusplus
137 extern "C" {
138 #endif
139 #undef GetEnvironmentStringsA
140 WINBASEAPI LPCH WINAPI GetEnvironmentStringsA(VOID);
141 #define GetEnvironmentStrings GetEnvironmentStringsA
142 #ifdef __cplusplus
143 }
144 #endif
145 #endif
146 
147 #ifdef   WIN32_LEAN_AND_MEAN		/* C file is NOT a Perl5 original. */
148 #define  CONTEXT	PERL_CONTEXT	/* Avoid conflict of CONTEXT defs. */
149 #endif /*WIN32_LEAN_AND_MEAN */
150 
151 #ifndef TLS_OUT_OF_INDEXES
152 #define TLS_OUT_OF_INDEXES (DWORD)0xFFFFFFFF
153 #endif
154 
155 #include <dirent.h>
156 #include <io.h>
157 #include <process.h>
158 #include <stdio.h>
159 #include <direct.h>
160 #include <stdlib.h>
161 #include <stddef.h>
162 #include <fcntl.h>
163 #ifndef EXT
164 #include "EXTERN.h"
165 #endif
166 
167 struct tms {
168 	long	tms_utime;
169 	long	tms_stime;
170 	long	tms_cutime;
171 	long	tms_cstime;
172 };
173 
174 #ifndef SYS_NMLN
175 #define SYS_NMLN	257
176 #endif
177 
178 struct utsname {
179     char sysname[SYS_NMLN];
180     char nodename[SYS_NMLN];
181     char release[SYS_NMLN];
182     char version[SYS_NMLN];
183     char machine[SYS_NMLN];
184 };
185 
186 #ifndef START_EXTERN_C
187 #undef EXTERN_C
188 #ifdef __cplusplus
189 #  define START_EXTERN_C extern "C" {
190 #  define END_EXTERN_C }
191 #  define EXTERN_C extern "C"
192 #else
193 #  define START_EXTERN_C
194 #  define END_EXTERN_C
195 #  define EXTERN_C
196 #endif
197 #endif
198 
199 #define  STANDARD_C	1
200 #define  DOSISH		1		/* no escaping our roots */
201 #define  OP_BINARY	O_BINARY	/* mistake in in pp_sys.c? */
202 
203 /* read() and write() aren't transparent for socket handles */
204 #ifndef WIN32_NO_SOCKETS
205 #  define PERL_SOCK_SYSREAD_IS_RECV
206 #  define PERL_SOCK_SYSWRITE_IS_SEND
207 #endif
208 
209 #define PERL_NO_FORCE_LINK		/* no need for PL_force_link_funcs */
210 
211 #define ENV_IS_CASELESS
212 
213 #define PIPESOCK_MODE	"b"		/* pipes, sockets default to binmode */
214 
215 /* access() mode bits */
216 #ifndef R_OK
217 #  define	R_OK	4
218 #  define	W_OK	2
219 #  define	X_OK	1
220 #  define	F_OK	0
221 #endif
222 
223 /* for waitpid() */
224 #ifndef WNOHANG
225 #  define WNOHANG	1
226 #endif
227 
228 #define PERL_GET_CONTEXT_DEFINED
229 
230 /* Compiler-specific stuff. */
231 
232 /* VC uses non-standard way to determine the size and alignment if bit-fields */
233 /* MinGW will compile with -mms-bitfields, so should use the same types */
234 #define PERL_BITFIELD8  unsigned char
235 #define PERL_BITFIELD16 unsigned short
236 #define PERL_BITFIELD32 unsigned int
237 
238 #ifdef _MSC_VER			/* Microsoft Visual C++ */
239 
240 #ifndef UNDER_CE
241 typedef long		uid_t;
242 typedef long		gid_t;
243 typedef unsigned short	mode_t;
244 #endif
245 
246 #pragma  warning(disable: 4102)	/* "unreferenced label" */
247 
248 #if _MSC_VER < 1800
249 #define isnan		_isnan	/* Defined already in VC++ 12.0 */
250 #endif
251 #ifdef UNDER_CE /* revisit what function this becomes celib vs corelibc, prv warning here*/
252 #  undef snprintf
253 #endif
254 #define snprintf	_snprintf
255 #define vsnprintf	_vsnprintf
256 
257 /* on VC2003, msvcrt.lib is missing these symbols */
258 #if _MSC_VER >= 1300 && _MSC_VER < 1400
259 #  pragma intrinsic(_rotl64,_rotr64)
260 #endif
261 
262 #endif /* _MSC_VER */
263 
264 #ifdef __MINGW32__		/* Minimal Gnu-Win32 */
265 
266 typedef long		uid_t;
267 typedef long		gid_t;
268 #ifndef _environ
269 #define _environ	environ
270 #endif
271 #define flushall	_flushall
272 #define fcloseall	_fcloseall
273 #ifndef isnan
274 #define isnan		_isnan	/* ...same libraries as MSVC */
275 #endif
276 
277 #ifndef _O_NOINHERIT
278 #  define _O_NOINHERIT	0x0080
279 #  ifndef _NO_OLDNAMES
280 #    define O_NOINHERIT	_O_NOINHERIT
281 #  endif
282 #endif
283 
284 /* <stdint.h>, pulled in by <io.h> as of mingw-runtime-3.3, typedef's
285  * (u)intptr_t but doesn't set the _(U)INTPTR_T_DEFINED defines */
286 #ifdef _STDINT_H
287 #  ifndef _INTPTR_T_DEFINED
288 #    define _INTPTR_T_DEFINED
289 #  endif
290 #  ifndef _UINTPTR_T_DEFINED
291 #    define _UINTPTR_T_DEFINED
292 #  endif
293 #endif
294 
295 #ifndef CP_UTF8
296 #  define CP_UTF8	65001
297 #endif
298 
299 #endif /* __MINGW32__ */
300 
301 #ifndef _INTPTR_T_DEFINED
302 typedef int		intptr_t;
303 #  define _INTPTR_T_DEFINED
304 #endif
305 
306 #ifndef _UINTPTR_T_DEFINED
307 typedef unsigned int	uintptr_t;
308 #  define _UINTPTR_T_DEFINED
309 #endif
310 
311 START_EXTERN_C
312 
313 /* For UNIX compatibility. */
314 
315 #ifdef PERL_CORE
316 extern  uid_t	getuid(void);
317 extern  gid_t	getgid(void);
318 extern  uid_t	geteuid(void);
319 extern  gid_t	getegid(void);
320 extern  int	setuid(uid_t uid);
321 extern  int	setgid(gid_t gid);
322 extern  int	kill(int pid, int sig);
323 #ifndef USE_PERL_SBRK
324 extern  void	*sbrk(ptrdiff_t need);
325 #  define HAS_SBRK_PROTO
326 #endif
327 extern	char *	getlogin(void);
328 extern	int	chown(const char *p, uid_t o, gid_t g);
329 #if !defined(__MINGW64_VERSION_MAJOR) || __MINGW64_VERSION_MAJOR < 4
330 extern  int	mkstemp(const char *path);
331 #endif
332 #endif
333 
334 #undef	 Stat
335 #define  Stat		win32_stat
336 
337 #undef   init_os_extras
338 #define  init_os_extras Perl_init_os_extras
339 
340 DllExport void		Perl_win32_init(int *argcp, char ***argvp);
341 DllExport void		Perl_win32_term(void);
342 DllExport void		Perl_init_os_extras(void);
343 DllExport void		win32_str_os_error(void *sv, DWORD err);
344 DllExport int		RunPerl(int argc, char **argv, char **env);
345 
346 typedef struct {
347     HANDLE	childStdIn;
348     HANDLE	childStdOut;
349     HANDLE	childStdErr;
350     /*
351      * the following correspond to the fields of the same name
352      * in the STARTUPINFO structure. Embedders can use these to
353      * control the spawning process' look.
354      * Example - to hide the window of the spawned process:
355      *    dwFlags = STARTF_USESHOWWINDOW;
356      *	  wShowWindow = SW_HIDE;
357      */
358     DWORD	dwFlags;
359     DWORD	dwX;
360     DWORD	dwY;
361     DWORD	dwXSize;
362     DWORD	dwYSize;
363     DWORD	dwXCountChars;
364     DWORD	dwYCountChars;
365     DWORD	dwFillAttribute;
366     WORD	wShowWindow;
367 } child_IO_table;
368 
369 DllExport void		win32_get_child_IO(child_IO_table* ptr);
370 DllExport HWND		win32_create_message_window(void);
371 
372 extern int		my_fclose(FILE *);
373 extern char *		win32_get_privlib(const char *pl, STRLEN *const len);
374 extern char *		win32_get_sitelib(const char *pl, STRLEN *const len);
375 extern char *		win32_get_vendorlib(const char *pl, STRLEN *const len);
376 
377 #ifdef PERL_IMPLICIT_SYS
378 extern void		win32_delete_internal_host(void *h);
379 #endif
380 
381 extern int		win32_get_errno(int err);
382 
383 extern const char * const		staticlinkmodules[];
384 
385 END_EXTERN_C
386 
387 typedef  char *		caddr_t;	/* In malloc.c (core address). */
388 
389 /*
390  * handle socket stuff, assuming socket is always available
391  */
392 #include <sys/socket.h>
393 #include <netdb.h>
394 
395 #ifdef MYMALLOC
396 #define EMBEDMYMALLOC	/**/
397 /* #define USE_PERL_SBRK	/ **/
398 /* #define PERL_SBRK_VIA_MALLOC	/ **/
399 #endif
400 
401 #ifdef PERL_TEXTMODE_SCRIPTS
402 #  define PERL_SCRIPT_MODE		"r"
403 #else
404 #  define PERL_SCRIPT_MODE		"rb"
405 #endif
406 
407 /*
408  * Now Win32 specific per-thread data stuff
409  */
410 
411 /* Leave the first couple ids after WM_USER unused because they
412  * might be used by an embedding application, and on Windows
413  * version before 2000 we might end up eating those messages
414  * if they were not meant for us.
415  */
416 #define WM_USER_MIN     (WM_USER+30)
417 #define WM_USER_MESSAGE (WM_USER_MIN)
418 #define WM_USER_KILL    (WM_USER_MIN+1)
419 #define WM_USER_MAX     (WM_USER_MIN+1)
420 
421 struct thread_intern {
422     /* XXX can probably use one buffer instead of several */
423     char		Wstrerror_buffer[512];
424     struct servent	Wservent;
425     char		Wgetlogin_buffer[128];
426     int			Winit_socktype;
427     char		Wcrypt_buffer[30];
428 #    ifdef USE_RTL_THREAD_API
429     void *		retv;	/* slot for thread return value */
430 #    endif
431     BOOL               Wuse_showwindow;
432     WORD               Wshowwindow;
433 };
434 
435 #define HAVE_INTERP_INTERN
436 typedef struct {
437     long	num;
438     DWORD	pids[MAXIMUM_WAIT_OBJECTS];
439     HANDLE	handles[MAXIMUM_WAIT_OBJECTS];
440 } child_tab;
441 
442 #ifdef USE_ITHREADS
443 typedef struct {
444     long	num;
445     DWORD	pids[MAXIMUM_WAIT_OBJECTS];
446     HANDLE	handles[MAXIMUM_WAIT_OBJECTS];
447     HWND	message_hwnds[MAXIMUM_WAIT_OBJECTS];
448     char        sigterm[MAXIMUM_WAIT_OBJECTS];
449 } pseudo_child_tab;
450 #endif
451 
452 #ifndef Sighandler_t
453 typedef Signal_t (*Sighandler_t) (int);
454 #define Sighandler_t	Sighandler_t
455 #endif
456 
457 struct interp_intern {
458     char *	perlshell_tokens;
459     char **	perlshell_vec;
460     long	perlshell_items;
461     struct av *	fdpid;
462     child_tab *	children;
463 #ifdef USE_ITHREADS
464     DWORD	pseudo_id;
465     pseudo_child_tab * pseudo_children;
466 #endif
467     void *	internal_host;
468     struct thread_intern	thr_intern;
469     HWND        message_hwnd;
470     UINT	timerid;
471     unsigned 	poll_count;
472     Sighandler_t sigtable[SIG_SIZE];
473 };
474 
475 DllExport int win32_async_check(pTHX);
476 
477 #define WIN32_POLL_INTERVAL 32768
478 #define PERL_ASYNC_CHECK() if (w32_do_async || PL_sig_pending) win32_async_check(aTHX)
479 
480 #define w32_perlshell_tokens	(PL_sys_intern.perlshell_tokens)
481 #define w32_perlshell_vec	(PL_sys_intern.perlshell_vec)
482 #define w32_perlshell_items	(PL_sys_intern.perlshell_items)
483 #define w32_fdpid		(PL_sys_intern.fdpid)
484 #define w32_children		(PL_sys_intern.children)
485 #define w32_num_children	(w32_children->num)
486 #define w32_child_pids		(w32_children->pids)
487 #define w32_child_handles	(w32_children->handles)
488 #define w32_pseudo_id		(PL_sys_intern.pseudo_id)
489 #define w32_pseudo_children	(PL_sys_intern.pseudo_children)
490 #define w32_num_pseudo_children		(w32_pseudo_children->num)
491 #define w32_pseudo_child_pids		(w32_pseudo_children->pids)
492 #define w32_pseudo_child_handles	(w32_pseudo_children->handles)
493 #define w32_pseudo_child_message_hwnds	(w32_pseudo_children->message_hwnds)
494 #define w32_pseudo_child_sigterm	(w32_pseudo_children->sigterm)
495 #define w32_internal_host		(PL_sys_intern.internal_host)
496 #define w32_timerid			(PL_sys_intern.timerid)
497 #define w32_message_hwnd		(PL_sys_intern.message_hwnd)
498 #define w32_sighandler			(PL_sys_intern.sigtable)
499 #define w32_poll_count			(PL_sys_intern.poll_count)
500 #define w32_do_async			(w32_poll_count++ > WIN32_POLL_INTERVAL)
501 #define w32_strerror_buffer	(PL_sys_intern.thr_intern.Wstrerror_buffer)
502 #define w32_getlogin_buffer	(PL_sys_intern.thr_intern.Wgetlogin_buffer)
503 #define w32_crypt_buffer	(PL_sys_intern.thr_intern.Wcrypt_buffer)
504 #define w32_servent		(PL_sys_intern.thr_intern.Wservent)
505 #define w32_init_socktype	(PL_sys_intern.thr_intern.Winit_socktype)
506 #define w32_use_showwindow	(PL_sys_intern.thr_intern.Wuse_showwindow)
507 #define w32_showwindow	(PL_sys_intern.thr_intern.Wshowwindow)
508 
509 #ifdef USE_ITHREADS
510 void win32_wait_for_children(pTHX);
511 #  define PERL_WAIT_FOR_CHILDREN win32_wait_for_children(aTHX)
512 #endif
513 
514 #ifdef PERL_CORE
515 /* C doesn't like repeat struct definitions */
516 #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION>=3)
517 #undef _CRTIMP
518 #endif
519 #ifndef _CRTIMP
520 #define _CRTIMP __declspec(dllimport)
521 #endif
522 
523 
524 /* VV 2005 has multiple ioinfo struct definitions through VC 2005's release life
525  * VC 2008-2012 have been stable but do not assume future VCs will have the
526  * same ioinfo struct, just because past struct stability. If research is done
527  * on the CRTs of future VS, the version check can be bumped up so the newer
528  * VC uses a fixed ioinfo size.
529  */
530 #if ! (_MSC_VER < 1400 || (_MSC_VER >= 1500 && _MSC_VER <= 1700) \
531   || defined(__MINGW32__))
532 /* size of ioinfo struct is determined at runtime */
533 #  define WIN32_DYN_IOINFO_SIZE
534 #endif
535 
536 #ifndef WIN32_DYN_IOINFO_SIZE
537 /*
538  * Control structure for lowio file handles
539  */
540 typedef struct {
541     intptr_t osfhnd;/* underlying OS file HANDLE */
542     char osfile;    /* attributes of file (e.g., open in text mode?) */
543     char pipech;    /* one char buffer for handles opened on pipes */
544     int lockinitflag;
545     CRITICAL_SECTION lock;
546 /* this struct defintion breaks ABI compatibility with
547  * not using, cl.exe's native VS version specitfic CRT. */
548 #  if _MSC_VER >= 1400 && _MSC_VER < 1500
549 #    error "This ioinfo struct is incomplete for Visual C 2005"
550 #  endif
551 /* VC 2005 CRT has atleast 3 different definitions of this struct based on the
552  * CRT DLL's build number. */
553 #  if _MSC_VER >= 1500
554 #    ifndef _SAFECRT_IMPL
555     /* Not used in the safecrt downlevel. We do not define them, so we cannot
556      * use them accidentally */
557     char textmode : 7;/* __IOINFO_TM_ANSI or __IOINFO_TM_UTF8 or __IOINFO_TM_UTF16LE */
558     char unicode : 1; /* Was the file opened as unicode? */
559     char pipech2[2];  /* 2 more peak ahead chars for UNICODE mode */
560     __int64 startpos;      /* File position that matches buffer start */
561     BOOL utf8translations; /* Buffer contains translations other than CRLF*/
562     char dbcsBuffer;       /* Buffer for the lead byte of dbcs when converting from dbcs to unicode */
563     BOOL dbcsBufferUsed;   /* Bool for the lead byte buffer is used or not */
564 #    endif
565 #  endif
566 } ioinfo;
567 #else
568 typedef intptr_t ioinfo;
569 #endif
570 
571 /*
572  * Array of arrays of control structures for lowio files.
573  */
574 EXTERN_C _CRTIMP ioinfo* __pioinfo[];
575 
576 /*
577  * Definition of IOINFO_L2E, the log base 2 of the number of elements in each
578  * array of ioinfo structs.
579  */
580 #define IOINFO_L2E	    5
581 
582 /*
583  * Definition of IOINFO_ARRAY_ELTS, the number of elements in ioinfo array
584  */
585 #define IOINFO_ARRAY_ELTS   (1 << IOINFO_L2E)
586 
587 /*
588  * Access macros for getting at an ioinfo struct and its fields from a
589  * file handle
590  */
591 #ifdef WIN32_DYN_IOINFO_SIZE
592 #  define _pioinfo(i) ((intptr_t *) \
593      (((Size_t)__pioinfo[(i) >> IOINFO_L2E])/* * to head of array ioinfo [] */\
594       /* offset to the head of a particular ioinfo struct */ \
595       + (((i) & (IOINFO_ARRAY_ELTS - 1)) * w32_ioinfo_size)) \
596    )
597 /* first slice of ioinfo is always the OS handle */
598 #  define _osfhnd(i)  (*(_pioinfo(i)))
599 #else
600 #  define _pioinfo(i) (__pioinfo[(i) >> IOINFO_L2E] + ((i) & (IOINFO_ARRAY_ELTS - 1)))
601 #  define _osfhnd(i)  (_pioinfo(i)->osfhnd)
602 #endif
603 
604 /* since we are not doing a dup2(), this works fine */
605 #  define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = (intptr_t)osfh)
606 #endif /* PERL_CORE */
607 
608 /* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */
609 #if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX)
610 #undef  PERLIO_NOT_STDIO
611 #endif
612 #define PERLIO_NOT_STDIO 0
613 
614 #include "perlio.h"
615 
616 /*
617  * This provides a layer of functions and macros to ensure extensions will
618  * get to use the same RTL functions as the core.
619  */
620 #include "win32iop.h"
621 
622 #define EXEC_ARGV_CAST(x) ((const char *const *) x)
623 
624 DllExport void *win32_signal_context(void);
625 #define PERL_GET_SIG_CONTEXT win32_signal_context()
626 
627 #ifdef UNDER_CE
628 #define Win_GetModuleHandle   XCEGetModuleHandleA
629 #define Win_GetProcAddress    XCEGetProcAddressA
630 #define Win_GetModuleFileName XCEGetModuleFileNameA
631 #define Win_CreateSemaphore   CreateSemaphoreW
632 #else
633 #define Win_GetModuleHandle   GetModuleHandle
634 #define Win_GetProcAddress    GetProcAddress
635 #define Win_GetModuleFileName GetModuleFileName
636 #define Win_CreateSemaphore   CreateSemaphore
637 #endif
638 
639 #endif /* _INC_WIN32_PERL5 */
640 
641