This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Remove sources of "unreferenced label" warning on Win32
[perl5.git] / win32 / win32.h
CommitLineData
68dc0745
PP
1/* WIN32.H
2 *
3fadfdf1 3 * (c) 1995 Microsoft Corporation. All rights reserved.
0d130a44 4 * Developed by hip communications inc.
68dc0745
PP
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 */
0a753a76
PP
9#ifndef _INC_WIN32_PERL5
10#define _INC_WIN32_PERL5
11
5db10396 12#ifndef _WIN32_WINNT
8cbe99e5 13# define _WIN32_WINNT 0x0500 /* needed for CreateHardlink() etc. */
5db10396 14#endif
638eceb6 15
8ce7a7e8 16/* Win32 only optimizations for faster building */
19253ae6
DD
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
8ce7a7e8
DD
24/* less I/O calls during each require */
25# define PERL_DISABLE_PMC
19253ae6
DD
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
acfe0abc 51#if defined(PERL_IMPLICIT_SYS)
e9ee4811 52# define DYNAMIC_ENV_FETCH
a6c40364 53# define HAS_GETENV_LEN
e9ee4811 54# define prime_env_iter()
ab39fa9d 55# define WIN32IO_IS_STDIO /* don't pull in custom stdio layer */
c5be433b 56# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
ab39fa9d 57# ifdef PERL_GLOBAL_STRUCT
32e30700 58# error PERL_GLOBAL_STRUCT cannot be defined with PERL_IMPLICIT_SYS
ab39fa9d 59# endif
e5a95ffb 60# define win32_get_privlib PerlEnv_lib_path
ab39fa9d 61# define win32_get_sitelib PerlEnv_sitelib_path
4ea817c6 62# define win32_get_vendorlib PerlEnv_vendorlib_path
9d8a25dc
DL
63#endif
64
a835ef8a 65#ifdef __GNUC__
b7c82df9
GS
66# ifndef __int64 /* some versions seem to #define it already */
67# define __int64 long long
68# endif
db15561c 69# define Win32_Winsock
1c85e96a
NIS
70#ifdef __cplusplus
71/* Mingw32 gcc -xc++ objects to __attribute((unused)) at least */
3fadfdf1
NIS
72#undef PERL_UNUSED_DECL
73#define PERL_UNUSED_DECL
a835ef8a 74#endif
1c85e96a
NIS
75#endif
76
a835ef8a 77
3fadfdf1 78/* Define DllExport akin to perl's EXT,
8cbe99e5 79 * If we are in the DLL then Export the symbol,
22239a37
NIS
80 * otherwise import it.
81 */
82
5db10396 83/* now even GCC supports __declspec() */
a19baa61
DD
84/* miniperl has no reason to export anything */
85#if defined(PERL_IS_MINIPERL) && !defined(UNDER_CE) && defined(_MSC_VER)
86# define DllExport
3fadfdf1 87#else
a19baa61
DD
88# if defined(PERLDLL)
89# define DllExport __declspec(dllexport)
90# else
91# define DllExport __declspec(dllimport)
92# endif
22239a37 93#endif
c69f112c 94
50fd5961
JD
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)
ad6ab6c5
JD
105# ifdef __cplusplus
106# define PERL_CALLCONV extern "C" __declspec(dllimport)
12a2785c 107# ifdef _MSC_VER
03c98af0 108# define PERL_CALLCONV_NO_RET extern "C" __declspec(dllimport) __declspec(noreturn)
12a2785c 109# endif
ad6ab6c5
JD
110# else
111# define PERL_CALLCONV __declspec(dllimport)
12a2785c 112# ifdef _MSC_VER
03c98af0 113# define PERL_CALLCONV_NO_RET __declspec(dllimport) __declspec(noreturn)
12a2785c 114# endif
ad6ab6c5 115# endif
50e8e1f5
DD
116#else /* MSVC noreturn support inside the interp */
117# ifdef _MSC_VER
118# define PERL_CALLCONV_NO_RET __declspec(noreturn)
119# endif
ad6ab6c5
JD
120#endif
121
98c015b7
DD
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
0a753a76
PP
127#define WIN32_LEAN_AND_MEAN
128#include <windows.h>
129
fa58a56f
S
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
137extern "C" {
138#endif
139#undef GetEnvironmentStringsA
140WINBASEAPI LPCH WINAPI GetEnvironmentStringsA(VOID);
141#define GetEnvironmentStrings GetEnvironmentStringsA
142#ifdef __cplusplus
143}
144#endif
145#endif
146
68dc0745
PP
147#ifdef WIN32_LEAN_AND_MEAN /* C file is NOT a Perl5 original. */
148#define CONTEXT PERL_CONTEXT /* Avoid conflict of CONTEXT defs. */
68dc0745 149#endif /*WIN32_LEAN_AND_MEAN */
0a753a76 150
eda5ff31
GS
151#ifndef TLS_OUT_OF_INDEXES
152#define TLS_OUT_OF_INDEXES (DWORD)0xFFFFFFFF
153#endif
154
0a753a76
PP
155#include <dirent.h>
156#include <io.h>
157#include <process.h>
158#include <stdio.h>
159#include <direct.h>
390b85e7 160#include <stdlib.h>
c623ac67 161#include <stddef.h>
7a1f88ac 162#include <fcntl.h>
390b85e7
GS
163#ifndef EXT
164#include "EXTERN.h"
165#endif
166
c69f112c
NIS
167struct tms {
168 long tms_utime;
169 long tms_stime;
170 long tms_cutime;
171 long tms_cstime;
172};
173
b2af26b1
GS
174#ifndef SYS_NMLN
175#define SYS_NMLN 257
176#endif
177
178struct 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
390b85e7 186#ifndef START_EXTERN_C
b3e5c95e 187#undef EXTERN_C
390b85e7
GS
188#ifdef __cplusplus
189# define START_EXTERN_C extern "C" {
190# define END_EXTERN_C }
191# define EXTERN_C extern "C"
192#else
3fadfdf1
NIS
193# define START_EXTERN_C
194# define END_EXTERN_C
390b85e7
GS
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? */
0a753a76 202
a7092146 203/* read() and write() aren't transparent for socket handles */
19253ae6
DD
204#ifndef WIN32_NO_SOCKETS
205# define PERL_SOCK_SYSREAD_IS_RECV
206# define PERL_SOCK_SYSWRITE_IS_SEND
207#endif
a7092146 208
682fc664 209#define PERL_NO_FORCE_LINK /* no need for PL_force_link_funcs */
a7092146 210
902173a3
GS
211#define ENV_IS_CASELESS
212
479b2847
GS
213#define PIPESOCK_MODE "b" /* pipes, sockets default to binmode */
214
327c3667
GS
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
cc236deb
GS
223/* for waitpid() */
224#ifndef WNOHANG
225# define WNOHANG 1
226#endif
227
c44d3fdb
GS
228#define PERL_GET_CONTEXT_DEFINED
229
f3986ebb
GS
230/* Compiler-specific stuff. */
231
654eccd5 232/* VC uses non-standard way to determine the size and alignment if bit-fields */
4eab039d
SH
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
654eccd5 237
f3986ebb
GS
238#ifdef _MSC_VER /* Microsoft Visual C++ */
239
f4257e4d 240#ifndef UNDER_CE
0a753a76
PP
241typedef long uid_t;
242typedef long gid_t;
a6c40364 243typedef unsigned short mode_t;
f4257e4d
YO
244#endif
245
3e7c2d43
SH
246#if _MSC_VER < 1800
247#define isnan _isnan /* Defined already in VC++ 12.0 */
248#endif
27329181
DD
249#ifdef UNDER_CE /* revisit what function this becomes celib vs corelibc, prv warning here*/
250# undef snprintf
251#endif
80e18237
SH
252#define snprintf _snprintf
253#define vsnprintf _vsnprintf
5fb4d820 254
8961ec41
DD
255/* on VC2003, msvcrt.lib is missing these symbols */
256#if _MSC_VER >= 1300 && _MSC_VER < 1400
257# pragma intrinsic(_rotl64,_rotr64)
258#endif
259
f3986ebb
GS
260#endif /* _MSC_VER */
261
910dfcc8
GS
262#ifdef __MINGW32__ /* Minimal Gnu-Win32 */
263
264typedef long uid_t;
265typedef long gid_t;
b1d1613b 266#ifndef _environ
3730b96e 267#define _environ environ
b1d1613b 268#endif
3730b96e
GS
269#define flushall _flushall
270#define fcloseall _fcloseall
44604af1 271#ifndef isnan
6940069f 272#define isnan _isnan /* ...same libraries as MSVC */
44604af1 273#endif
910dfcc8 274
ac4c12e7
GS
275#ifndef _O_NOINHERIT
276# define _O_NOINHERIT 0x0080
277# ifndef _NO_OLDNAMES
278# define O_NOINHERIT _O_NOINHERIT
279# endif
280#endif
281
8659febc
S
282/* <stdint.h>, pulled in by <io.h> as of mingw-runtime-3.3, typedef's
283 * (u)intptr_t but doesn't set the _(U)INTPTR_T_DEFINED defines */
284#ifdef _STDINT_H
285# ifndef _INTPTR_T_DEFINED
286# define _INTPTR_T_DEFINED
287# endif
288# ifndef _UINTPTR_T_DEFINED
289# define _UINTPTR_T_DEFINED
290# endif
291#endif
292
f8fb7c90
GS
293#ifndef CP_UTF8
294# define CP_UTF8 65001
295#endif
296
70764c00
SH
297#endif /* __MINGW32__ */
298
c623ac67
GS
299#ifndef _INTPTR_T_DEFINED
300typedef int intptr_t;
301# define _INTPTR_T_DEFINED
302#endif
303
304#ifndef _UINTPTR_T_DEFINED
305typedef unsigned int uintptr_t;
306# define _UINTPTR_T_DEFINED
307#endif
308
390b85e7 309START_EXTERN_C
f3986ebb
GS
310
311/* For UNIX compatibility. */
312
e37d7e38 313#ifdef PERL_CORE
0a753a76
PP
314extern uid_t getuid(void);
315extern gid_t getgid(void);
316extern uid_t geteuid(void);
317extern gid_t getegid(void);
0c38a575
SH
318extern int setuid(uid_t uid);
319extern int setgid(gid_t gid);
0a753a76 320extern int kill(int pid, int sig);
c623ac67
GS
321#ifndef USE_PERL_SBRK
322extern void *sbrk(ptrdiff_t need);
323# define HAS_SBRK_PROTO
324#endif
e34ffe5a 325extern char * getlogin(void);
b990f8c8 326extern int chown(const char *p, uid_t o, gid_t g);
00b02797 327extern int mkstemp(const char *path);
e37d7e38 328#endif
d55594ae 329
f3986ebb
GS
330#undef Stat
331#define Stat win32_stat
3e3baf6d 332
f3986ebb
GS
333#undef init_os_extras
334#define init_os_extras Perl_init_os_extras
390b85e7 335
22239a37 336DllExport void Perl_win32_init(int *argcp, char ***argvp);
23f519f0 337DllExport void Perl_win32_term(void);
cb359b41 338DllExport void Perl_init_os_extras(void);
c5be433b
GS
339DllExport void win32_str_os_error(void *sv, DWORD err);
340DllExport int RunPerl(int argc, char **argv, char **env);
0551aaa8 341
635bbe87
GS
342typedef struct {
343 HANDLE childStdIn;
344 HANDLE childStdOut;
345 HANDLE childStdErr;
f83751a7
GS
346 /*
347 * the following correspond to the fields of the same name
348 * in the STARTUPINFO structure. Embedders can use these to
349 * control the spawning process' look.
350 * Example - to hide the window of the spawned process:
351 * dwFlags = STARTF_USESHOWWINDOW;
352 * wShowWindow = SW_HIDE;
353 */
354 DWORD dwFlags;
3fadfdf1
NIS
355 DWORD dwX;
356 DWORD dwY;
357 DWORD dwXSize;
358 DWORD dwYSize;
359 DWORD dwXCountChars;
360 DWORD dwYCountChars;
f83751a7 361 DWORD dwFillAttribute;
3fadfdf1 362 WORD wShowWindow;
635bbe87
GS
363} child_IO_table;
364
365DllExport void win32_get_child_IO(child_IO_table* ptr);
b69b0499 366DllExport HWND win32_create_message_window(void);
39c93f11 367DllExport int win32_async_check(pTHX);
635bbe87 368
f3986ebb 369extern int my_fclose(FILE *);
e6a0bbf8
NC
370extern char * win32_get_privlib(const char *pl, STRLEN *const len);
371extern char * win32_get_sitelib(const char *pl, STRLEN *const len);
372extern char * win32_get_vendorlib(const char *pl, STRLEN *const len);
d55594ae 373
1c0ca838
GS
374#ifdef PERL_IMPLICIT_SYS
375extern void win32_delete_internal_host(void *h);
376#endif
377
c9beaf97
SH
378extern int win32_get_errno(int err);
379
fe1c5936 380extern const char * const staticlinkmodules[];
390b85e7
GS
381
382END_EXTERN_C
d55594ae 383
68dc0745 384typedef char * caddr_t; /* In malloc.c (core address). */
0a753a76 385
68dc0745 386/*
68dc0745
PP
387 * handle socket stuff, assuming socket is always available
388 */
0a753a76
PP
389#include <sys/socket.h>
390#include <netdb.h>
391
bbc8f9de
NIS
392#ifdef MYMALLOC
393#define EMBEDMYMALLOC /**/
08088357 394/* #define USE_PERL_SBRK / **/
395/* #define PERL_SBRK_VIA_MALLOC / **/
bbc8f9de
NIS
396#endif
397
e68cb057 398#ifdef PERL_TEXTMODE_SCRIPTS
c39cd008 399# define PERL_SCRIPT_MODE "r"
a868473f 400#else
c39cd008 401# define PERL_SCRIPT_MODE "rb"
a868473f
NIS
402#endif
403
3fadfdf1
NIS
404/*
405 * Now Win32 specific per-thread data stuff
3352bfcb
GS
406 */
407
aeecf691
JD
408/* Leave the first couple ids after WM_USER unused because they
409 * might be used by an embedding application, and on Windows
410 * version before 2000 we might end up eating those messages
411 * if they were not meant for us.
412 */
413#define WM_USER_MIN (WM_USER+30)
414#define WM_USER_MESSAGE (WM_USER_MIN)
415#define WM_USER_KILL (WM_USER_MIN+1)
416#define WM_USER_MAX (WM_USER_MIN+1)
417
3352bfcb
GS
418struct thread_intern {
419 /* XXX can probably use one buffer instead of several */
420 char Wstrerror_buffer[512];
421 struct servent Wservent;
422 char Wgetlogin_buffer[128];
f4257e4d 423 int Winit_socktype;
3352bfcb 424 char Wcrypt_buffer[30];
3352bfcb
GS
425# ifdef USE_RTL_THREAD_API
426 void * retv; /* slot for thread return value */
427# endif
02637f4c
JD
428 BOOL Wuse_showwindow;
429 WORD Wshowwindow;
3352bfcb
GS
430};
431
4b556e6c 432#define HAVE_INTERP_INTERN
0aaad0ff
GS
433typedef struct {
434 long num;
435 DWORD pids[MAXIMUM_WAIT_OBJECTS];
7766f137 436 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
0aaad0ff
GS
437} child_tab;
438
aeecf691
JD
439#ifdef USE_ITHREADS
440typedef struct {
441 long num;
442 DWORD pids[MAXIMUM_WAIT_OBJECTS];
443 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
444 HWND message_hwnds[MAXIMUM_WAIT_OBJECTS];
8a3cb9c6 445 char sigterm[MAXIMUM_WAIT_OBJECTS];
aeecf691
JD
446} pseudo_child_tab;
447#endif
448
3fadfdf1
NIS
449#ifndef Sighandler_t
450typedef Signal_t (*Sighandler_t) (int);
451#define Sighandler_t Sighandler_t
452#endif
453
4b556e6c 454struct interp_intern {
0aaad0ff
GS
455 char * perlshell_tokens;
456 char ** perlshell_vec;
457 long perlshell_items;
458 struct av * fdpid;
459 child_tab * children;
7766f137
GS
460#ifdef USE_ITHREADS
461 DWORD pseudo_id;
aeecf691 462 pseudo_child_tab * pseudo_children;
7766f137
GS
463#endif
464 void * internal_host;
3352bfcb 465 struct thread_intern thr_intern;
aeecf691 466 HWND message_hwnd;
8fb3fcfb 467 UINT timerid;
05ec9bb3 468 unsigned poll_count;
3fadfdf1 469 Sighandler_t sigtable[SIG_SIZE];
4b556e6c
JD
470};
471
05ec9bb3 472#define WIN32_POLL_INTERVAL 32768
8fb3fcfb 473#define PERL_ASYNC_CHECK() if (w32_do_async || PL_sig_pending) win32_async_check(aTHX)
4b556e6c 474
0aaad0ff
GS
475#define w32_perlshell_tokens (PL_sys_intern.perlshell_tokens)
476#define w32_perlshell_vec (PL_sys_intern.perlshell_vec)
477#define w32_perlshell_items (PL_sys_intern.perlshell_items)
478#define w32_fdpid (PL_sys_intern.fdpid)
479#define w32_children (PL_sys_intern.children)
480#define w32_num_children (w32_children->num)
481#define w32_child_pids (w32_children->pids)
7766f137
GS
482#define w32_child_handles (w32_children->handles)
483#define w32_pseudo_id (PL_sys_intern.pseudo_id)
484#define w32_pseudo_children (PL_sys_intern.pseudo_children)
485#define w32_num_pseudo_children (w32_pseudo_children->num)
486#define w32_pseudo_child_pids (w32_pseudo_children->pids)
487#define w32_pseudo_child_handles (w32_pseudo_children->handles)
aeecf691 488#define w32_pseudo_child_message_hwnds (w32_pseudo_children->message_hwnds)
8a3cb9c6 489#define w32_pseudo_child_sigterm (w32_pseudo_children->sigterm)
7766f137 490#define w32_internal_host (PL_sys_intern.internal_host)
8fb3fcfb 491#define w32_timerid (PL_sys_intern.timerid)
aeecf691 492#define w32_message_hwnd (PL_sys_intern.message_hwnd)
3fadfdf1 493#define w32_sighandler (PL_sys_intern.sigtable)
05ec9bb3
NIS
494#define w32_poll_count (PL_sys_intern.poll_count)
495#define w32_do_async (w32_poll_count++ > WIN32_POLL_INTERVAL)
3db8f154
MB
496#define w32_strerror_buffer (PL_sys_intern.thr_intern.Wstrerror_buffer)
497#define w32_getlogin_buffer (PL_sys_intern.thr_intern.Wgetlogin_buffer)
498#define w32_crypt_buffer (PL_sys_intern.thr_intern.Wcrypt_buffer)
499#define w32_servent (PL_sys_intern.thr_intern.Wservent)
f4257e4d 500#define w32_init_socktype (PL_sys_intern.thr_intern.Winit_socktype)
3db8f154
MB
501#define w32_use_showwindow (PL_sys_intern.thr_intern.Wuse_showwindow)
502#define w32_showwindow (PL_sys_intern.thr_intern.Wshowwindow)
c53bd28a 503
7766f137 504#ifdef USE_ITHREADS
8a3cb9c6
JD
505void win32_wait_for_children(pTHX);
506# define PERL_WAIT_FOR_CHILDREN win32_wait_for_children(aTHX)
7766f137
GS
507#endif
508
b47a847f
DD
509#ifdef PERL_CORE
510/* C doesn't like repeat struct definitions */
511#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION>=3)
512#undef _CRTIMP
513#endif
514#ifndef _CRTIMP
515#define _CRTIMP __declspec(dllimport)
516#endif
517
518
519/* VV 2005 has multiple ioinfo struct definitions through VC 2005's release life
520 * VC 2008-2012 have been stable but do not assume future VCs will have the
521 * same ioinfo struct, just because past struct stability. If research is done
522 * on the CRTs of future VS, the version check can be bumped up so the newer
523 * VC uses a fixed ioinfo size.
524 */
525#if ! (_MSC_VER < 1400 || (_MSC_VER >= 1500 && _MSC_VER <= 1700) \
526 || defined(__MINGW32__))
527/* size of ioinfo struct is determined at runtime */
528# define WIN32_DYN_IOINFO_SIZE
529#endif
530
531#ifndef WIN32_DYN_IOINFO_SIZE
532/*
533 * Control structure for lowio file handles
534 */
535typedef struct {
536 intptr_t osfhnd;/* underlying OS file HANDLE */
537 char osfile; /* attributes of file (e.g., open in text mode?) */
538 char pipech; /* one char buffer for handles opened on pipes */
539 int lockinitflag;
540 CRITICAL_SECTION lock;
541/* this struct defintion breaks ABI compatibility with
542 * not using, cl.exe's native VS version specitfic CRT. */
543# if _MSC_VER >= 1400 && _MSC_VER < 1500
544# error "This ioinfo struct is incomplete for Visual C 2005"
545# endif
546/* VC 2005 CRT has atleast 3 different definitions of this struct based on the
547 * CRT DLL's build number. */
548# if _MSC_VER >= 1500
549# ifndef _SAFECRT_IMPL
550 /* Not used in the safecrt downlevel. We do not define them, so we cannot
551 * use them accidentally */
552 char textmode : 7;/* __IOINFO_TM_ANSI or __IOINFO_TM_UTF8 or __IOINFO_TM_UTF16LE */
553 char unicode : 1; /* Was the file opened as unicode? */
554 char pipech2[2]; /* 2 more peak ahead chars for UNICODE mode */
555 __int64 startpos; /* File position that matches buffer start */
556 BOOL utf8translations; /* Buffer contains translations other than CRLF*/
557 char dbcsBuffer; /* Buffer for the lead byte of dbcs when converting from dbcs to unicode */
558 BOOL dbcsBufferUsed; /* Bool for the lead byte buffer is used or not */
559# endif
560# endif
561} ioinfo;
562#else
563typedef intptr_t ioinfo;
564#endif
565
566/*
567 * Array of arrays of control structures for lowio files.
568 */
569EXTERN_C _CRTIMP ioinfo* __pioinfo[];
570
571/*
572 * Definition of IOINFO_L2E, the log base 2 of the number of elements in each
573 * array of ioinfo structs.
574 */
575#define IOINFO_L2E 5
576
577/*
578 * Definition of IOINFO_ARRAY_ELTS, the number of elements in ioinfo array
579 */
580#define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
581
582/*
583 * Access macros for getting at an ioinfo struct and its fields from a
584 * file handle
585 */
586#ifdef WIN32_DYN_IOINFO_SIZE
587# define _pioinfo(i) ((intptr_t *) \
588 (((Size_t)__pioinfo[(i) >> IOINFO_L2E])/* * to head of array ioinfo [] */\
589 /* offset to the head of a particular ioinfo struct */ \
590 + (((i) & (IOINFO_ARRAY_ELTS - 1)) * w32_ioinfo_size)) \
591 )
592/* first slice of ioinfo is always the OS handle */
593# define _osfhnd(i) (*(_pioinfo(i)))
594#else
595# define _pioinfo(i) (__pioinfo[(i) >> IOINFO_L2E] + ((i) & (IOINFO_ARRAY_ELTS - 1)))
596# define _osfhnd(i) (_pioinfo(i)->osfhnd)
597#endif
598
599/* since we are not doing a dup2(), this works fine */
600# define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = (intptr_t)osfh)
601#endif /* PERL_CORE */
602
3fadfdf1 603/* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */
6e22d046
JH
604#if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX)
605#undef PERLIO_NOT_STDIO
606#endif
adb71456
NIS
607#define PERLIO_NOT_STDIO 0
608
609#include "perlio.h"
610
4f63d024
GS
611/*
612 * This provides a layer of functions and macros to ensure extensions will
613 * get to use the same RTL functions as the core.
614 */
615#include "win32iop.h"
616
b4748376
NIS
617#define EXEC_ARGV_CAST(x) ((const char *const *) x)
618
f4958739 619DllExport void *win32_signal_context(void);
1018e26f
NIS
620#define PERL_GET_SIG_CONTEXT win32_signal_context()
621
45496817 622#ifdef UNDER_CE
7bd379e8
YO
623#define Win_GetModuleHandle XCEGetModuleHandleA
624#define Win_GetProcAddress XCEGetProcAddressA
625#define Win_GetModuleFileName XCEGetModuleFileNameA
626#define Win_CreateSemaphore CreateSemaphoreW
627#else
628#define Win_GetModuleHandle GetModuleHandle
629#define Win_GetProcAddress GetProcAddress
630#define Win_GetModuleFileName GetModuleFileName
631#define Win_CreateSemaphore CreateSemaphore
632#endif
633
68dc0745 634#endif /* _INC_WIN32_PERL5 */
7a9ec5a3 635