source: vendor/perl/5.8.8/win32/win32.h

Last change on this file was 3181, checked in by bird, 19 years ago

perl 5.8.8
File size: 15.4 KB
Line 
1/* WIN32.H
2 *
3 * (c) 1995 Microsoft Corporation. All rights reserved.
4 * Developed by hip communications inc., http://info.hip.com/info/
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 0x0400 /* needed for TryEnterCriticalSection() etc. */
14#endif
15
16#if defined(PERL_IMPLICIT_SYS)
17# define DYNAMIC_ENV_FETCH
18# define HAS_GETENV_LEN
19# define prime_env_iter()
20# define WIN32IO_IS_STDIO /* don't pull in custom stdio layer */
21# define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
22# ifdef PERL_GLOBAL_STRUCT
23# error PERL_GLOBAL_STRUCT cannot be defined with PERL_IMPLICIT_SYS
24# endif
25# define win32_get_privlib PerlEnv_lib_path
26# define win32_get_sitelib PerlEnv_sitelib_path
27# define win32_get_vendorlib PerlEnv_vendorlib_path
28#endif
29
30#ifdef __GNUC__
31# ifndef __int64 /* some versions seem to #define it already */
32# define __int64 long long
33# endif
34# define Win32_Winsock
35#ifdef __cplusplus
36/* Mingw32 gcc -xc++ objects to __attribute((unused)) at least */
37#undef PERL_UNUSED_DECL
38#define PERL_UNUSED_DECL
39#endif
40#endif
41
42
43/* Define DllExport akin to perl's EXT,
44 * If we are in the DLL or mimicing the DLL for Win95 work round
45 * then Export the symbol,
46 * otherwise import it.
47 */
48
49/* now even GCC supports __declspec() */
50
51#if defined(PERLDLL) || defined(WIN95FIX)
52#define DllExport
53/*#define DllExport __declspec(dllexport)*/ /* noises with VC5+sp3 */
54#else
55#define DllExport __declspec(dllimport)
56#endif
57
58#define WIN32_LEAN_AND_MEAN
59#include <windows.h>
60
61#ifdef WIN32_LEAN_AND_MEAN /* C file is NOT a Perl5 original. */
62#define CONTEXT PERL_CONTEXT /* Avoid conflict of CONTEXT defs. */
63#endif /*WIN32_LEAN_AND_MEAN */
64
65#ifndef TLS_OUT_OF_INDEXES
66#define TLS_OUT_OF_INDEXES (DWORD)0xFFFFFFFF
67#endif
68
69#include <dirent.h>
70#include <io.h>
71#include <process.h>
72#include <stdio.h>
73#include <direct.h>
74#include <stdlib.h>
75#include <stddef.h>
76#include <fcntl.h>
77#ifndef EXT
78#include "EXTERN.h"
79#endif
80
81struct tms {
82 long tms_utime;
83 long tms_stime;
84 long tms_cutime;
85 long tms_cstime;
86};
87
88#ifndef SYS_NMLN
89#define SYS_NMLN 257
90#endif
91
92struct utsname {
93 char sysname[SYS_NMLN];
94 char nodename[SYS_NMLN];
95 char release[SYS_NMLN];
96 char version[SYS_NMLN];
97 char machine[SYS_NMLN];
98};
99
100#ifndef START_EXTERN_C
101#undef EXTERN_C
102#ifdef __cplusplus
103# define START_EXTERN_C extern "C" {
104# define END_EXTERN_C }
105# define EXTERN_C extern "C"
106#else
107# define START_EXTERN_C
108# define END_EXTERN_C
109# define EXTERN_C
110#endif
111#endif
112
113#define STANDARD_C 1
114#define DOSISH 1 /* no escaping our roots */
115#define OP_BINARY O_BINARY /* mistake in in pp_sys.c? */
116
117/* Define USE_SOCKETS_AS_HANDLES to enable emulation of windows sockets as
118 * real filehandles. XXX Should always be defined (the other version is untested) */
119#define USE_SOCKETS_AS_HANDLES
120
121/* read() and write() aren't transparent for socket handles */
122#define PERL_SOCK_SYSREAD_IS_RECV
123#define PERL_SOCK_SYSWRITE_IS_SEND
124
125#define PERL_NO_FORCE_LINK /* no need for PL_force_link_funcs */
126
127/* Define USE_FIXED_OSFHANDLE to fix MSVCRT's _open_osfhandle() on W95.
128 It now uses some black magic to work seamlessly with the DLL CRT and
129 works with MSVC++ 4.0+ or GCC/Mingw32
130 -- BKS 1-24-2000 */
131#if (defined(_M_IX86) && _MSC_VER >= 1000) || defined(__MINGW32__)
132#define USE_FIXED_OSFHANDLE
133#endif
134
135/* Define PERL_WIN32_SOCK_DLOAD to have Perl dynamically load the winsock
136 DLL when needed. Don't use if your compiler supports delayloading (ie, VC++ 6.0)
137 -- BKS 5-29-2000 */
138#if !(defined(_M_IX86) && _MSC_VER >= 1200)
139#define PERL_WIN32_SOCK_DLOAD
140#endif
141#define ENV_IS_CASELESS
142
143#define PIPESOCK_MODE "b" /* pipes, sockets default to binmode */
144
145#ifndef VER_PLATFORM_WIN32_WINDOWS /* VC-2.0 headers don't have this */
146#define VER_PLATFORM_WIN32_WINDOWS 1
147#endif
148
149#ifndef FILE_SHARE_DELETE /* VC-4.0 headers don't have this */
150#define FILE_SHARE_DELETE 0x00000004
151#endif
152
153/* access() mode bits */
154#ifndef R_OK
155# define R_OK 4
156# define W_OK 2
157# define X_OK 1
158# define F_OK 0
159#endif
160
161/* for waitpid() */
162#ifndef WNOHANG
163# define WNOHANG 1
164#endif
165
166#define PERL_GET_CONTEXT_DEFINED
167
168/* Compiler-specific stuff. */
169
170#ifdef __BORLANDC__ /* Borland C++ */
171
172#if (__BORLANDC__ <= 0x520)
173#define _access access
174#define _chdir chdir
175#endif
176
177#define _getpid getpid
178#define wcsicmp _wcsicmp
179#include <sys/types.h>
180
181#ifndef DllMain
182#define DllMain DllEntryPoint
183#endif
184
185#pragma warn -ccc /* "condition is always true/false" */
186#pragma warn -rch /* "unreachable code" */
187#pragma warn -sig /* "conversion may lose significant digits" */
188#pragma warn -pia /* "possibly incorrect assignment" */
189#pragma warn -par /* "parameter 'foo' is never used" */
190#pragma warn -aus /* "'foo' is assigned a value that is never used" */
191#pragma warn -use /* "'foo' is declared but never used" */
192#pragma warn -csu /* "comparing signed and unsigned values" */
193
194/* Borland C thinks that a pointer to a member variable is 12 bytes in size. */
195#define PERL_MEMBER_PTR_SIZE 12
196
197#define isnan _isnan
198
199#endif
200
201#ifdef _MSC_VER /* Microsoft Visual C++ */
202
203typedef long uid_t;
204typedef long gid_t;
205typedef unsigned short mode_t;
206#pragma warning(disable: 4102) /* "unreferenced label" */
207
208/* Visual C thinks that a pointer to a member variable is 16 bytes in size. */
209#define PERL_MEMBER_PTR_SIZE 16
210
211#define isnan _isnan
212
213#endif /* _MSC_VER */
214
215#ifdef __MINGW32__ /* Minimal Gnu-Win32 */
216
217typedef long uid_t;
218typedef long gid_t;
219#ifndef _environ
220#define _environ environ
221#endif
222#define flushall _flushall
223#define fcloseall _fcloseall
224#define isnan _isnan /* ...same libraries as MSVC */
225
226#ifndef _O_NOINHERIT
227# define _O_NOINHERIT 0x0080
228# ifndef _NO_OLDNAMES
229# define O_NOINHERIT _O_NOINHERIT
230# endif
231#endif
232
233/* <stdint.h>, pulled in by <io.h> as of mingw-runtime-3.3, typedef's
234 * (u)intptr_t but doesn't set the _(U)INTPTR_T_DEFINED defines */
235#ifdef _STDINT_H
236# ifndef _INTPTR_T_DEFINED
237# define _INTPTR_T_DEFINED
238# endif
239# ifndef _UINTPTR_T_DEFINED
240# define _UINTPTR_T_DEFINED
241# endif
242#endif
243
244#endif /* __MINGW32__ */
245
246/* both GCC/Mingw32 and MSVC++ 4.0 are missing this, so we put it here */
247#ifndef CP_UTF8
248# define CP_UTF8 65001
249#endif
250
251/* compatibility stuff for other compilers goes here */
252
253#ifndef _INTPTR_T_DEFINED
254typedef int intptr_t;
255# define _INTPTR_T_DEFINED
256#endif
257
258#ifndef _UINTPTR_T_DEFINED
259typedef unsigned int uintptr_t;
260# define _UINTPTR_T_DEFINED
261#endif
262
263START_EXTERN_C
264
265/* For UNIX compatibility. */
266
267extern uid_t getuid(void);
268extern gid_t getgid(void);
269extern uid_t geteuid(void);
270extern gid_t getegid(void);
271extern int setuid(uid_t uid);
272extern int setgid(gid_t gid);
273extern int kill(int pid, int sig);
274#ifndef USE_PERL_SBRK
275extern void *sbrk(ptrdiff_t need);
276# define HAS_SBRK_PROTO
277#endif
278extern char * getlogin(void);
279extern int chown(const char *p, uid_t o, gid_t g);
280extern int mkstemp(const char *path);
281
282#undef Stat
283#define Stat win32_stat
284
285#undef init_os_extras
286#define init_os_extras Perl_init_os_extras
287
288DllExport void Perl_win32_init(int *argcp, char ***argvp);
289DllExport void Perl_win32_term(void);
290DllExport void Perl_init_os_extras(void);
291DllExport void win32_str_os_error(void *sv, DWORD err);
292DllExport int RunPerl(int argc, char **argv, char **env);
293
294typedef struct {
295 HANDLE childStdIn;
296 HANDLE childStdOut;
297 HANDLE childStdErr;
298 /*
299 * the following correspond to the fields of the same name
300 * in the STARTUPINFO structure. Embedders can use these to
301 * control the spawning process' look.
302 * Example - to hide the window of the spawned process:
303 * dwFlags = STARTF_USESHOWWINDOW;
304 * wShowWindow = SW_HIDE;
305 */
306 DWORD dwFlags;
307 DWORD dwX;
308 DWORD dwY;
309 DWORD dwXSize;
310 DWORD dwYSize;
311 DWORD dwXCountChars;
312 DWORD dwYCountChars;
313 DWORD dwFillAttribute;
314 WORD wShowWindow;
315} child_IO_table;
316
317DllExport void win32_get_child_IO(child_IO_table* ptr);
318
319#ifndef USE_SOCKETS_AS_HANDLES
320extern FILE * my_fdopen(int, char *);
321#endif
322extern int my_fclose(FILE *);
323extern int my_fstat(int fd, Stat_t *sbufptr);
324extern char * win32_get_privlib(const char *pl);
325extern char * win32_get_sitelib(const char *pl);
326extern char * win32_get_vendorlib(const char *pl);
327extern int IsWin95(void);
328extern int IsWinNT(void);
329extern void win32_argv2utf8(int argc, char** argv);
330
331#ifdef PERL_IMPLICIT_SYS
332extern void win32_delete_internal_host(void *h);
333#endif
334
335extern char * staticlinkmodules[];
336
337END_EXTERN_C
338
339typedef char * caddr_t; /* In malloc.c (core address). */
340
341/*
342 * handle socket stuff, assuming socket is always available
343 */
344#include <sys/socket.h>
345#include <netdb.h>
346
347#ifdef MYMALLOC
348#define EMBEDMYMALLOC /**/
349/* #define USE_PERL_SBRK /**/
350/* #define PERL_SBRK_VIA_MALLOC /**/
351#endif
352
353#if defined(PERLDLL) && !defined(PERL_CORE)
354#define PERL_CORE
355#endif
356
357#ifdef PERL_TEXTMODE_SCRIPTS
358# define PERL_SCRIPT_MODE "r"
359#else
360# define PERL_SCRIPT_MODE "rb"
361#endif
362
363/*
364 * Now Win32 specific per-thread data stuff
365 */
366
367struct thread_intern {
368 /* XXX can probably use one buffer instead of several */
369 char Wstrerror_buffer[512];
370 struct servent Wservent;
371 char Wgetlogin_buffer[128];
372# ifdef USE_SOCKETS_AS_HANDLES
373 int Winit_socktype;
374# endif
375# ifdef HAVE_DES_FCRYPT
376 char Wcrypt_buffer[30];
377# endif
378# ifdef USE_RTL_THREAD_API
379 void * retv; /* slot for thread return value */
380# endif
381 BOOL Wuse_showwindow;
382 WORD Wshowwindow;
383};
384
385#ifdef USE_5005THREADS
386# ifndef USE_DECLSPEC_THREAD
387# define HAVE_THREAD_INTERN
388# endif /* !USE_DECLSPEC_THREAD */
389#endif /* USE_5005THREADS */
390
391#define HAVE_INTERP_INTERN
392typedef struct {
393 long num;
394 DWORD pids[MAXIMUM_WAIT_OBJECTS];
395 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
396} child_tab;
397
398#ifndef Sighandler_t
399typedef Signal_t (*Sighandler_t) (int);
400#define Sighandler_t Sighandler_t
401#endif
402
403struct interp_intern {
404 char * perlshell_tokens;
405 char ** perlshell_vec;
406 long perlshell_items;
407 struct av * fdpid;
408 child_tab * children;
409#ifdef USE_ITHREADS
410 DWORD pseudo_id;
411 child_tab * pseudo_children;
412#endif
413 void * internal_host;
414#ifndef USE_5005THREADS
415 struct thread_intern thr_intern;
416#endif
417 UINT timerid;
418 unsigned poll_count;
419 Sighandler_t sigtable[SIG_SIZE];
420};
421
422DllExport int win32_async_check(pTHX);
423
424#define WIN32_POLL_INTERVAL 32768
425#define PERL_ASYNC_CHECK() if (w32_do_async || PL_sig_pending) win32_async_check(aTHX)
426
427#define w32_perlshell_tokens (PL_sys_intern.perlshell_tokens)
428#define w32_perlshell_vec (PL_sys_intern.perlshell_vec)
429#define w32_perlshell_items (PL_sys_intern.perlshell_items)
430#define w32_fdpid (PL_sys_intern.fdpid)
431#define w32_children (PL_sys_intern.children)
432#define w32_num_children (w32_children->num)
433#define w32_child_pids (w32_children->pids)
434#define w32_child_handles (w32_children->handles)
435#define w32_pseudo_id (PL_sys_intern.pseudo_id)
436#define w32_pseudo_children (PL_sys_intern.pseudo_children)
437#define w32_num_pseudo_children (w32_pseudo_children->num)
438#define w32_pseudo_child_pids (w32_pseudo_children->pids)
439#define w32_pseudo_child_handles (w32_pseudo_children->handles)
440#define w32_internal_host (PL_sys_intern.internal_host)
441#define w32_timerid (PL_sys_intern.timerid)
442#define w32_sighandler (PL_sys_intern.sigtable)
443#define w32_poll_count (PL_sys_intern.poll_count)
444#define w32_do_async (w32_poll_count++ > WIN32_POLL_INTERVAL)
445#ifdef USE_5005THREADS
446# define w32_strerror_buffer (thr->i.Wstrerror_buffer)
447# define w32_getlogin_buffer (thr->i.Wgetlogin_buffer)
448# define w32_crypt_buffer (thr->i.Wcrypt_buffer)
449# define w32_servent (thr->i.Wservent)
450# define w32_init_socktype (thr->i.Winit_socktype)
451# define w32_use_showwindow (thr->i.Wuse_showwindow)
452# define w32_showwindow (thr->i.Wshowwindow)
453#else
454# define w32_strerror_buffer (PL_sys_intern.thr_intern.Wstrerror_buffer)
455# define w32_getlogin_buffer (PL_sys_intern.thr_intern.Wgetlogin_buffer)
456# define w32_crypt_buffer (PL_sys_intern.thr_intern.Wcrypt_buffer)
457# define w32_servent (PL_sys_intern.thr_intern.Wservent)
458# define w32_init_socktype (PL_sys_intern.thr_intern.Winit_socktype)
459# define w32_use_showwindow (PL_sys_intern.thr_intern.Wuse_showwindow)
460# define w32_showwindow (PL_sys_intern.thr_intern.Wshowwindow)
461#endif /* USE_5005THREADS */
462
463/* UNICODE<>ANSI translation helpers */
464/* Use CP_ACP when mode is ANSI */
465/* Use CP_UTF8 when mode is UTF8 */
466
467#define A2WHELPER_LEN(lpa, alen, lpw, nBytes)\
468 (lpw[0] = 0, MultiByteToWideChar((IN_BYTES) ? CP_ACP : CP_UTF8, 0, \
469 lpa, alen, lpw, (nBytes/sizeof(WCHAR))))
470#define A2WHELPER(lpa, lpw, nBytes) A2WHELPER_LEN(lpa, -1, lpw, nBytes)
471
472#define W2AHELPER_LEN(lpw, wlen, lpa, nChars)\
473 (lpa[0] = '\0', WideCharToMultiByte((IN_BYTES) ? CP_ACP : CP_UTF8, 0, \
474 lpw, wlen, (LPSTR)lpa, nChars,NULL,NULL))
475#define W2AHELPER(lpw, lpa, nChars) W2AHELPER_LEN(lpw, -1, lpa, nChars)
476
477#define USING_WIDE() (0)
478
479#ifdef USE_ITHREADS
480# define PERL_WAIT_FOR_CHILDREN \
481 STMT_START { \
482 if (w32_pseudo_children && w32_num_pseudo_children) { \
483 long children = w32_num_pseudo_children; \
484 WaitForMultipleObjects(children, \
485 w32_pseudo_child_handles, \
486 TRUE, INFINITE); \
487 while (children) \
488 CloseHandle(w32_pseudo_child_handles[--children]); \
489 } \
490 } STMT_END
491#endif
492
493#if defined(USE_FIXED_OSFHANDLE) || defined(PERL_MSVCRT_READFIX)
494#ifdef PERL_CORE
495
496/* C doesn't like repeat struct definitions */
497#if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION>=3)
498#undef _CRTIMP
499#endif
500#ifndef _CRTIMP
501#define _CRTIMP __declspec(dllimport)
502#endif
503
504/*
505 * Control structure for lowio file handles
506 */
507typedef struct {
508 intptr_t osfhnd;/* underlying OS file HANDLE */
509 char osfile; /* attributes of file (e.g., open in text mode?) */
510 char pipech; /* one char buffer for handles opened on pipes */
511 int lockinitflag;
512 CRITICAL_SECTION lock;
513} ioinfo;
514
515
516/*
517 * Array of arrays of control structures for lowio files.
518 */
519EXTERN_C _CRTIMP ioinfo* __pioinfo[];
520
521/*
522 * Definition of IOINFO_L2E, the log base 2 of the number of elements in each
523 * array of ioinfo structs.
524 */
525#define IOINFO_L2E 5
526
527/*
528 * Definition of IOINFO_ARRAY_ELTS, the number of elements in ioinfo array
529 */
530#define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
531
532/*
533 * Access macros for getting at an ioinfo struct and its fields from a
534 * file handle
535 */
536#define _pioinfo(i) (__pioinfo[(i) >> IOINFO_L2E] + ((i) & (IOINFO_ARRAY_ELTS - 1)))
537#define _osfhnd(i) (_pioinfo(i)->osfhnd)
538#define _osfile(i) (_pioinfo(i)->osfile)
539#define _pipech(i) (_pioinfo(i)->pipech)
540
541/* since we are not doing a dup2(), this works fine */
542#define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = (intptr_t)osfh)
543#endif
544#endif
545
546/* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */
547#if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX)
548#undef PERLIO_NOT_STDIO
549#endif
550#define PERLIO_NOT_STDIO 0
551
552#include "perlio.h"
553
554/*
555 * This provides a layer of functions and macros to ensure extensions will
556 * get to use the same RTL functions as the core.
557 */
558#include "win32iop.h"
559
560#define EXEC_ARGV_CAST(x) ((const char *const *) x)
561
562#if !defined(ECONNABORTED) && defined(WSAECONNABORTED)
563#define ECONNABORTED WSAECONNABORTED
564#endif
565#if !defined(ECONNRESET) && defined(WSAECONNRESET)
566#define ECONNRESET WSAECONNRESET
567#endif
568#if !defined(EAFNOSUPPORT) && defined(WSAEAFNOSUPPORT)
569#define EAFNOSUPPORT WSAEAFNOSUPPORT
570#endif
571/* Why not needed for ECONNREFUSED? --abe */
572
573DllExport void *win32_signal_context(void);
574#define PERL_GET_SIG_CONTEXT win32_signal_context()
575
576#endif /* _INC_WIN32_PERL5 */
577
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