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README.os2
[p5sagit/p5-mst-13.2.git] / os2 / os2ish.h
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4633a7c4 1#include <signal.h>
2d766320 2#include <io.h>
3/* #include <sys/select.h> */
4633a7c4 4
5/* HAS_IOCTL:
6 * This symbol, if defined, indicates that the ioctl() routine is
7 * available to set I/O characteristics
8 */
9#define HAS_IOCTL /**/
10
11/* HAS_UTIME:
12 * This symbol, if defined, indicates that the routine utime() is
13 * available to update the access and modification times of files.
14 */
15#define HAS_UTIME /**/
16
17#define HAS_KILL
18#define HAS_WAIT
4ea6d94f 19#define HAS_DLERROR
367f3c24 20#define HAS_WAITPID_RUNTIME (_emx_env & 0x200)
4ea6d94f 21
f72c975a 22/* HAS_PASSWD
23 * This symbol, if defined, indicates that the getpwnam() and
24 * getpwuid() routines are available to get password entries.
25 * The getpwent() has a separate definition, HAS_GETPWENT.
26 */
27#define HAS_PASSWD
28
29/* HAS_GROUP
30 * This symbol, if defined, indicates that the getgrnam() and
31 * getgrgid() routines are available to get group entries.
32 * The getgrent() has a separate definition, HAS_GETGRENT.
33 */
34#define HAS_GROUP
35#define HAS_GETGRENT /* fake */
36#define HAS_SETGRENT /* fake */
37#define HAS_ENDGRENT /* fake */
38
4ea6d94f 39/* USEMYBINMODE
40 * This symbol, if defined, indicates that the program should
16fe6d59 41 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
4ea6d94f 42 * that a file is in "binary" mode -- that is, that no translation
43 * of bytes occurs on read or write operations.
44 */
45#undef USEMYBINMODE
46
61bb5906 47/* Stat_t:
48 * This symbol holds the type used to declare buffers for information
49 * returned by stat(). It's usually just struct stat. It may be necessary
50 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
51 * information.
52 */
53#define Stat_t struct stat
54
4ea6d94f 55/* USE_STAT_RDEV:
56 * This symbol is defined if this system has a stat structure declaring
57 * st_rdev
58 */
59#define USE_STAT_RDEV /**/
60
61/* ACME_MESS:
62 * This symbol, if defined, indicates that error messages should be
63 * should be generated in a format that allows the use of the Acme
64 * GUI/editor's autofind feature.
65 */
66#undef ACME_MESS /**/
4633a7c4 67
44a8e56a 68/* ALTERNATE_SHEBANG:
69 * This symbol, if defined, contains a "magic" string which may be used
70 * as the first line of a Perl program designed to be executed directly
71 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
72 * begins with a character other then #, then Perl will only treat
73 * it as a command line if if finds the string "perl" in the first
74 * word; otherwise it's treated as the first line of code in the script.
75 * (IOW, Perl won't hand off to another interpreter via an alternate
76 * shebang sequence that might be legal Perl code.)
77 */
aa689395 78#define ALTERNATE_SHEBANG "extproc "
44a8e56a 79
4633a7c4 80#ifndef SIGABRT
81# define SIGABRT SIGILL
82#endif
83#ifndef SIGILL
84# define SIGILL 6 /* blech */
85#endif
7766f137 86#define ABORT() kill(PerlProc_getpid(),SIGABRT);
4633a7c4 87
760ac839 88#define BIT_BUCKET "/dev/nul" /* Will this work? */
c07a80fd 89
202975e6 90/* Apparently TCPIPV4 defines may be included even with only IAK present */
91
92#if !defined(NO_TCPIPV4) && !defined(TCPIPV4)
93# define TCPIPV4
94# define TCPIPV4_FORCED /* Just in case */
95#endif
96
4a6a15c8 97#if defined(I_SYS_UN) && !defined(TCPIPV4)
98/* It is not working without TCPIPV4 defined. */
99# undef I_SYS_UN
100#endif
dd96f567 101
4d1ff10f 102#ifdef USE_5005THREADS
dd96f567 103
23da6c43 104#define do_spawn(a) os2_do_spawn(aTHX_ (a))
105#define do_aspawn(a,b,c) os2_do_aspawn(aTHX_ (a),(b),(c))
106
dd96f567 107#define OS2_ERROR_ALREADY_POSTED 299 /* Avoid os2.h */
108
109extern int rc;
110
111#define MUTEX_INIT(m) \
112 STMT_START { \
113 int rc; \
114 if ((rc = _rmutex_create(m,0))) \
23da6c43 115 Perl_croak_nocontext("panic: MUTEX_INIT: rc=%i", rc); \
dd96f567 116 } STMT_END
117#define MUTEX_LOCK(m) \
118 STMT_START { \
119 int rc; \
120 if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
23da6c43 121 Perl_croak_nocontext("panic: MUTEX_LOCK: rc=%i", rc); \
dd96f567 122 } STMT_END
123#define MUTEX_UNLOCK(m) \
124 STMT_START { \
125 int rc; \
126 if ((rc = _rmutex_release(m))) \
23da6c43 127 Perl_croak_nocontext("panic: MUTEX_UNLOCK: rc=%i", rc); \
dd96f567 128 } STMT_END
129#define MUTEX_DESTROY(m) \
130 STMT_START { \
131 int rc; \
132 if ((rc = _rmutex_close(m))) \
23da6c43 133 Perl_croak_nocontext("panic: MUTEX_DESTROY: rc=%i", rc); \
dd96f567 134 } STMT_END
135
136#define COND_INIT(c) \
137 STMT_START { \
138 int rc; \
139 if ((rc = DosCreateEventSem(NULL,c,0,0))) \
23da6c43 140 Perl_croak_nocontext("panic: COND_INIT: rc=%i", rc); \
dd96f567 141 } STMT_END
142#define COND_SIGNAL(c) \
143 STMT_START { \
144 int rc; \
23da6c43 145 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
146 Perl_croak_nocontext("panic: COND_SIGNAL, rc=%ld", rc); \
dd96f567 147 } STMT_END
148#define COND_BROADCAST(c) \
149 STMT_START { \
150 int rc; \
151 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
23da6c43 152 Perl_croak_nocontext("panic: COND_BROADCAST, rc=%i", rc); \
dd96f567 153 } STMT_END
154/* #define COND_WAIT(c, m) \
155 STMT_START { \
156 if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
23da6c43 157 Perl_croak_nocontext("panic: COND_WAIT"); \
dd96f567 158 } STMT_END
159*/
160#define COND_WAIT(c, m) os2_cond_wait(c,m)
161
162#define COND_WAIT_win32(c, m) \
163 STMT_START { \
164 int rc; \
23da6c43 165 if ((rc = SignalObjectAndWait(*(m),*(c),INFINITE,FALSE))) \
166 Perl_croak_nocontext("panic: COND_WAIT"); \
dd96f567 167 else \
168 MUTEX_LOCK(m); \
169 } STMT_END
170#define COND_DESTROY(c) \
171 STMT_START { \
172 int rc; \
173 if ((rc = DosCloseEventSem(*(c)))) \
23da6c43 174 Perl_croak_nocontext("panic: COND_DESTROY, rc=%i", rc); \
dd96f567 175 } STMT_END
6b88bc9c 176/*#define THR ((struct thread *) TlsGetValue(PL_thr_key))
dd96f567 177*/
178
90866323 179#ifdef USE_SLOW_THREAD_SPECIFIC
180# define pthread_getspecific(k) (*_threadstore())
181# define pthread_setspecific(k,v) (*_threadstore()=v,0)
182# define pthread_key_create(keyp,flag) (*keyp=_gettid(),0)
23da6c43 183#else /* USE_SLOW_THREAD_SPECIFIC */
90866323 184# define pthread_getspecific(k) (*(k))
185# define pthread_setspecific(k,v) (*(k)=(v),0)
23da6c43 186# define pthread_key_create(keyp,flag) \
187 ( DosAllocThreadLocalMemory(1,(U32*)keyp) \
188 ? Perl_croak_nocontext("LocalMemory"),1 \
189 : 0 \
190 )
191#endif /* USE_SLOW_THREAD_SPECIFIC */
90866323 192#define pthread_key_delete(keyp)
dd96f567 193#define pthread_self() _gettid()
27139dc0 194#define YIELD DosSleep(0)
dd96f567 195
196#ifdef PTHREADS_INCLUDED /* For ./x2p stuff. */
197int pthread_join(pthread_t tid, void **status);
198int pthread_detach(pthread_t tid);
199int pthread_create(pthread_t *tid, const pthread_attr_t *attr,
200 void *(*start_routine)(void*), void *arg);
23da6c43 201#endif /* PTHREAD_INCLUDED */
dd96f567 202
203#define THREADS_ELSEWHERE
204
4d1ff10f 205#else /* USE_5005THREADS */
23da6c43 206
207#define do_spawn(a) os2_do_spawn(a)
208#define do_aspawn(a,b,c) os2_do_aspawn((a),(b),(c))
209
4d1ff10f 210#endif /* USE_5005THREADS */
4a6a15c8 211
aa689395 212void Perl_OS2_init(char **);
764df951 213void Perl_OS2_init3(char **envp, void **excH, int flags);
214void Perl_OS2_term(void **excH, int exitstatus, int flags);
aa689395 215
764df951 216/* The code without INIT3 hideously puts env inside: */
365eb7b5 217
764df951 218/* These ones should be in the same block as PERL_SYS_TERM() */
ed344e4f 219#ifdef PERL_CORE
764df951 220
221# define PERL_SYS_INIT3(argcp, argvp, envp) \
222 { void *xreg[2]; \
ed344e4f 223 _response(argcp, argvp); \
224 _wildcard(argcp, argvp); \
764df951 225 Perl_OS2_init3(*envp, xreg, 0)
226
227# define PERL_SYS_INIT(argcp, argvp) { \
228 { void *xreg[2]; \
eacfb5f1 229 _response(argcp, argvp); \
c0c09dfd 230 _wildcard(argcp, argvp); \
764df951 231 Perl_OS2_init3(NULL, xreg, 0)
232
ed344e4f 233#else /* Compiling embedded Perl or Perl extension */
764df951 234
235# define PERL_SYS_INIT3(argcp, argvp, envp) \
236 { void *xreg[2]; \
237 Perl_OS2_init3(*envp, xreg, 0)
238# define PERL_SYS_INIT(argcp, argvp) { \
239 { void *xreg[2]; \
240 Perl_OS2_init3(NULL, xreg, 0)
ed344e4f 241#endif
242
764df951 243#define FORCE_EMX_DEINIT_EXIT 1
244#define FORCE_EMX_DEINIT_CRT_TERM 2
245#define FORCE_EMX_DEINIT_RUN_ATEXIT 4
246
247#define PERL_SYS_TERM2(xreg,flags) \
248 Perl_OS2_term(xreg, 0, flags); \
249 MALLOC_TERM
250
251#define PERL_SYS_TERM1(xreg) \
252 Perl_OS2_term(xreg, 0, FORCE_EMX_DEINIT_RUN_ATEXIT)
253
254/* This one should come in pair with PERL_SYS_INIT() and in the same block */
255#define PERL_SYS_TERM() \
256 PERL_SYS_TERM1(xreg); \
257 }
258
ed344e4f 259#ifndef __EMX__
aab1f907 260# define PERL_CALLCONV _System
261#endif
ed344e4f 262
4ea6d94f 263/* #define PERL_SYS_TERM() STMT_START { \
264 if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
265
8cc95fdb 266#define dXSUB_SYS OS2_XS_init()
eacfb5f1 267
4ea6d94f 268#ifdef PERL_IS_AOUT
4a6a15c8 269/* # define HAS_FORK */
760ac839 270/* # define HIDEMYMALLOC */
271/* # define PERL_SBRK_VIA_MALLOC */ /* gets off-page sbrk... */
272#else /* !PERL_IS_AOUT */
273# ifndef PERL_FOR_X2P
4a6a15c8 274# ifdef EMX_BAD_SBRK
275# define USE_PERL_SBRK
276# endif
277# else
278# define PerlIO FILE
760ac839 279# endif
280# define SYSTEM_ALLOC(a) sys_alloc(a)
281
282void *sys_alloc(int size);
283
284#endif /* !PERL_IS_AOUT */
4a6a15c8 285#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
286# define PerlIO FILE
287#endif
4ea6d94f 288
23da6c43 289/* os2ish is used from a2p/a2p.h without pTHX/pTHX_ first being
290 * defined. Hack around this to get us to compile.
291*/
292#ifdef PTHX_UNUSED
293# ifndef pTHX
294# define pTHX
295# endif
296# ifndef pTHX_
297# define pTHX_
298# endif
299#endif
300
c0c09dfd 301#define TMPPATH1 "plXXXXXX"
302extern char *tmppath;
23da6c43 303PerlIO *my_syspopen(pTHX_ char *cmd, char *mode);
4a6a15c8 304/* Cannot prototype with I32 at this point. */
305int my_syspclose(PerlIO *f);
55497cff 306FILE *my_tmpfile (void);
307char *my_tmpnam (char *);
5ba48348 308int my_mkdir (__const__ char *, long);
309int my_rmdir (__const__ char *);
f72c975a 310struct passwd *my_getpwent (void);
311void my_setpwent (void);
312void my_endpwent (void);
a64c954a 313char *gcvt_os2(double value, int digits, char *buffer);
f72c975a 314
315struct group *getgrent (void);
316void setgrent (void);
317void endgrent (void);
318
319struct passwd *my_getpwuid (uid_t);
320struct passwd *my_getpwnam (__const__ char *);
55497cff 321
bddf7535 322#undef L_tmpnam
323#define L_tmpnam MAXPATHLEN
324
55497cff 325#define tmpfile my_tmpfile
326#define tmpnam my_tmpnam
3ed26a2c 327#define isatty _isterm
44a8e56a 328#define rand random
329#define srand srandom
e75931a7 330#define strtoll _strtoll
331#define strtoull _strtoull
eacfb5f1 332
4633a7c4 333/*
334 * fwrite1() should be a routine with the same calling sequence as fwrite(),
335 * but which outputs all of the bytes requested as a single stream (unlike
336 * fwrite() itself, which on some systems outputs several distinct records
337 * if the number_of_items parameter is >1).
338 */
339#define fwrite1 fwrite
340
341#define my_getenv(var) getenv(var)
367f3c24 342#define flock my_flock
5ba48348 343#define rmdir my_rmdir
344#define mkdir my_mkdir
f72c975a 345#define setpwent my_setpwent
346#define getpwent my_getpwent
347#define endpwent my_endpwent
348#define getpwuid my_getpwuid
349#define getpwnam my_getpwnam
4633a7c4 350
df3ef7a9 351void *emx_calloc (size_t, size_t);
352void emx_free (void *);
353void *emx_malloc (size_t);
354void *emx_realloc (void *, size_t);
355
4633a7c4 356/*****************************************************************************/
357
358#include <stdlib.h> /* before the following definitions */
359#include <unistd.h> /* before the following definitions */
21cdd7e3 360#include <fcntl.h>
361#include <sys/stat.h>
4633a7c4 362
363#define chdir _chdir2
364#define getcwd _getcwd2
365
366/* This guy is needed for quick stdstd */
367
368#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
4633a7c4 369 /* Perl uses ungetc only with successful return */
370# define ungetc(c,fp) \
371 (FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
372 ? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
373#endif
374
23b84778 375#define PERLIO_IS_BINMODE_FD(fd) _PERLIO_IS_BINMODE_FD(fd)
376
9c75282f 377#ifdef __GNUG__
378# define HAS_BOOL
379#endif
380#ifndef HAS_BOOL
381# define bool char
382# define HAS_BOOL 1
383#endif
384
ab8d95c9 385#include <emx/io.h> /* for _fd_flags() prototype */
377cf4e9 386
23b84778 387static inline bool
388_PERLIO_IS_BINMODE_FD(int fd)
389{
390 int *pflags = _fd_flags(fd);
391
392 return pflags && (*pflags) & O_BINARY;
393}
394
46e87256 395/* ctermid is missing from emx0.9d */
396char *ctermid(char *s);
397
4633a7c4 398#define OP_BINARY O_BINARY
399
400#define OS2_STAT_HACK 1
401#if OS2_STAT_HACK
402
403#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
404#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 405#define Fflush(fp) fflush(fp)
8cc95fdb 406#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4 407
408#undef S_IFBLK
409#undef S_ISBLK
410#define S_IFBLK 0120000
411#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
412
413#else
414
415#define Stat(fname,bufptr) stat((fname),(bufptr))
416#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 417#define Fflush(fp) fflush(fp)
8cc95fdb 418#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4 419
420#endif
365eb7b5 421
44a8e56a 422/* With SD386 it is impossible to debug register variables. */
423#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
424# define register
425#endif
426
365eb7b5 427/* Our private OS/2 specific data. */
428
429typedef struct OS2_Perl_data {
430 unsigned long flags;
431 unsigned long phab;
432 int (*xs_init)();
4ea6d94f 433 unsigned long rc;
434 unsigned long severity;
4bfbfac5 435 unsigned long phmq; /* Handle to message queue */
436 unsigned long phmq_refcnt;
437 unsigned long phmq_servers;
438 unsigned long initial_mode; /* VIO etc. mode we were started in */
365eb7b5 439} OS2_Perl_data_t;
440
441extern OS2_Perl_data_t OS2_Perl_data;
442
4ea6d94f 443#define Perl_hab ((HAB)OS2_Perl_data.phab)
444#define Perl_rc (OS2_Perl_data.rc)
445#define Perl_severity (OS2_Perl_data.severity)
446#define errno_isOS2 12345678
ed344e4f 447#define errno_isOS2_set 12345679
4ea6d94f 448#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5 449#define Perl_HAB_set_f 1
4ea6d94f 450#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
451#define set_Perl_HAB_f (OS2_Perl_flags |= Perl_HAB_set_f)
452#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
4bfbfac5 453#define _obtain_Perl_HAB (init_PMWIN_entries(), \
454 Perl_hab = (*PMWIN_entries.Initialize)(0), \
455 set_Perl_HAB_f, Perl_hab)
456#define perl_hab_GET() (Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
457#define Acquire_hab() perl_hab_GET()
458#define Perl_hmq ((HMQ)OS2_Perl_data.phmq)
459#define Perl_hmq_refcnt (OS2_Perl_data.phmq_refcnt)
460#define Perl_hmq_servers (OS2_Perl_data.phmq_servers)
461#define Perl_os2_initial_mode (OS2_Perl_data.initial_mode)
462
463unsigned long Perl_hab_GET();
464unsigned long Perl_Register_MQ(int serve);
465void Perl_Deregister_MQ(int serve);
466int Perl_Serve_Messages(int force);
467/* Cannot prototype with I32 at this point. */
468int Perl_Process_Messages(int force, long *cntp);
23da6c43 469char *os2_execname(pTHX);
4bfbfac5 470
471struct _QMSG;
472struct PMWIN_entries_t {
473 unsigned long (*Initialize)( unsigned long fsOptions );
474 unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
475 int (*DestroyMsgQueue)(unsigned long hmq);
476 int (*PeekMsg)(unsigned long hab, struct _QMSG *pqmsg,
477 unsigned long hwndFilter, unsigned long msgFilterFirst,
478 unsigned long msgFilterLast, unsigned long fl);
479 int (*GetMsg)(unsigned long hab, struct _QMSG *pqmsg,
480 unsigned long hwndFilter, unsigned long msgFilterFirst,
481 unsigned long msgFilterLast);
482 void * (*DispatchMsg)(unsigned long hab, struct _QMSG *pqmsg);
5ba48348 483 unsigned long (*GetLastError)(unsigned long hab);
484 unsigned long (*CancelShutdown)(unsigned long hmq, unsigned long fCancelAlways);
4bfbfac5 485};
486extern struct PMWIN_entries_t PMWIN_entries;
487void init_PMWIN_entries(void);
488
ed344e4f 489#define perl_hmq_GET(serve) Perl_Register_MQ(serve)
490#define perl_hmq_UNSET(serve) Perl_Deregister_MQ(serve)
4bfbfac5 491
23da6c43 492#define OS2_XS_init() (*OS2_Perl_data.xs_init)(aTHX)
ed344e4f 493
494#if _EMX_CRT_REV_ >= 60
495# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2_set, \
496 _setsyserrno(rc))
497#else
498# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2)
499#endif
500
4ea6d94f 501/* The expressions below return true on error. */
4a6a15c8 502/* INCL_DOSERRORS needed. rc should be declared outside. */
4ea6d94f 503#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
504/* INCL_WINERRORS needed. */
4ea6d94f 505#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
30500b05 506
507/* This form propagates the return value, setting $^E if needed */
508#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
509
510/* This form propagates the return value, dieing with $^E if needed */
511#define SaveCroakWinError(expr,die,name1,name2) \
512 ((expr) ? : (CroakWinError(die,name1 name2), 0))
513
ed344e4f 514#define FillOSError(rc) (os2_setsyserrno(rc), \
4ea6d94f 515 Perl_severity = SEVERITY_ERROR)
5ba48348 516
30500b05 517#define WinError_2_Perl_rc \
518 ( init_PMWIN_entries(), \
519 Perl_rc=(*PMWIN_entries.GetLastError)(perl_hab_GET()) )
520
521/* Calling WinGetLastError() resets the error code of the current thread.
522 Since for some Win* API return value 0 is normal, one needs to call
523 this before calling them to distinguish normal and anomalous returns. */
524/*#define ResetWinError() WinError_2_Perl_rc */
525
5ba48348 526/* At this moment init_PMWIN_entries() should be a nop (WinInitialize should
527 be called already, right?), so we do not risk stepping over our own error */
30500b05 528#define FillWinError ( WinError_2_Perl_rc, \
5ba48348 529 Perl_severity = ERRORIDSEV(Perl_rc), \
530 Perl_rc = ERRORIDERROR(Perl_rc), \
531 os2_setsyserrno(Perl_rc))
4ea6d94f 532
760ac839 533#define STATIC_FILE_LENGTH 127
ff68c719 534
35bc1fdc 535 /* This should match loadOrdinals[] array in os2.c */
536enum entries_ordinals {
537 ORD_DosQueryExtLibpath,
538 ORD_DosSetExtLibpath,
539 ORD_DosVerifyPidTid,
540 ORD_SETHOSTENT,
541 ORD_SETNETENT,
542 ORD_SETPROTOENT,
543 ORD_SETSERVENT,
544 ORD_GETHOSTENT,
545 ORD_GETNETENT,
546 ORD_GETPROTOENT,
547 ORD_GETSERVENT,
548 ORD_ENDHOSTENT,
549 ORD_ENDNETENT,
550 ORD_ENDPROTOENT,
551 ORD_ENDSERVENT,
552 ORD_WinInitialize,
553 ORD_WinCreateMsgQueue,
554 ORD_WinDestroyMsgQueue,
555 ORD_WinPeekMsg,
556 ORD_WinGetMsg,
557 ORD_WinDispatchMsg,
558 ORD_WinGetLastError,
559 ORD_WinCancelShutdown,
560 ORD_RexxStart,
561 ORD_RexxVariablePool,
562 ORD_RexxRegisterFunctionExe,
563 ORD_RexxDeregisterFunction,
564 ORD_DOSSMSETTITLE,
565 ORD_PRF32QUERYPROFILESIZE,
566 ORD_PRF32OPENPROFILE,
567 ORD_PRF32CLOSEPROFILE,
568 ORD_PRF32QUERYPROFILE,
569 ORD_PRF32RESET,
570 ORD_PRF32QUERYPROFILEDATA,
571 ORD_PRF32WRITEPROFILEDATA,
572
573 ORD_WinChangeSwitchEntry,
574 ORD_WinQuerySwitchEntry,
575 ORD_WinQuerySwitchHandle,
576 ORD_WinQuerySwitchList,
577 ORD_WinSwitchToProgram,
578 ORD_WinBeginEnumWindows,
579 ORD_WinEndEnumWindows,
580 ORD_WinEnumDlgItem,
581 ORD_WinGetNextWindow,
582 ORD_WinIsChild,
583 ORD_WinQueryActiveWindow,
584 ORD_WinQueryClassName,
585 ORD_WinQueryFocus,
586 ORD_WinQueryWindow,
587 ORD_WinQueryWindowPos,
588 ORD_WinQueryWindowProcess,
589 ORD_WinQueryWindowText,
590 ORD_WinQueryWindowTextLength,
591 ORD_WinSetFocus,
592 ORD_WinSetWindowPos,
593 ORD_WinSetWindowText,
594 ORD_WinShowWindow,
595 ORD_WinIsWindow,
596 ORD_WinWindowFromId,
597 ORD_WinWindowFromPoint,
598 ORD_WinPostMsg,
30500b05 599 ORD_WinEnableWindow,
600 ORD_WinEnableWindowUpdate,
601 ORD_WinIsWindowEnabled,
602 ORD_WinIsWindowShowing,
603 ORD_WinIsWindowVisible,
604 ORD_WinQueryWindowPtr,
605 ORD_WinQueryWindowULong,
606 ORD_WinQueryWindowUShort,
607 ORD_WinSetWindowBits,
608 ORD_WinSetWindowPtr,
609 ORD_WinSetWindowULong,
610 ORD_WinSetWindowUShort,
611 ORD_WinQueryDesktopWindow,
612 ORD_WinSetActiveWindow,
613 ORD_DosQueryModFromEIP,
35bc1fdc 614 ORD_NENTRIES
615};
616
617/* RET: return type, AT: argument signature in (), ARGS: should be in () */
618#define CallORD(ret,o,at,args) (((ret (*)at) loadByOrdinal(o, 1))args)
619#define DeclFuncByORD(ret,name,o,at,args) \
620 ret name at { return CallORD(ret,o,at,args); }
621#define DeclVoidFuncByORD(name,o,at,args) \
622 void name at { CallORD(void,o,at,args); }
623
624/* These functions return false on error, and save the error info in $^E */
625#define DeclOSFuncByORD(ret,name,o,at,args) \
626 ret name at { unsigned long rc; return !CheckOSError(CallORD(ret,o,at,args)); }
627#define DeclWinFuncByORD(ret,name,o,at,args) \
628 ret name at { return SaveWinError(CallORD(ret,o,at,args)); }
629
630#define AssignFuncPByORD(p,o) (*(Perl_PFN*)&(p) = (loadByOrdinal(o, 1)))
631
30500b05 632/* This flavor caches the procedure pointer (named as p__Win#name) locally */
633#define DeclWinFuncByORD_CACHE(ret,name,o,at,args) \
634 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,1)
635
636/* This flavor may reset the last error before the call (if ret=0 may be OK) */
637#define DeclWinFuncByORD_CACHE_resetError(ret,name,o,at,args) \
638 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,1)
639
640/* Two flavors below do the same as above, but do not auto-croak */
641/* This flavor caches the procedure pointer (named as p__Win#name) locally */
642#define DeclWinFuncByORD_CACHE_survive(ret,name,o,at,args) \
643 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,0)
644
645/* This flavor may reset the last error before the call (if ret=0 may be OK) */
646#define DeclWinFuncByORD_CACHE_resetError_survive(ret,name,o,at,args) \
647 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,0)
648
649#define DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,r,die) \
650 static ret (*CAT2(p__Win,name)) at; \
651 static ret name at { \
652 if (!CAT2(p__Win,name)) \
653 AssignFuncPByORD(CAT2(p__Win,name), o); \
654 if (r) ResetWinError(); \
655 return SaveCroakWinError(CAT2(p__Win,name) args, die, "[Win]", STRINGIFY(name)); }
656
657/* These flavors additionally assume ORD is name with prepended ORD_Win */
658#define DeclWinFunc_CACHE(ret,name,at,args) \
659 DeclWinFuncByORD_CACHE(ret,name,CAT2(ORD_Win,name),at,args)
660#define DeclWinFunc_CACHE_resetError(ret,name,at,args) \
661 DeclWinFuncByORD_CACHE_resetError(ret,name,CAT2(ORD_Win,name),at,args)
662#define DeclWinFunc_CACHE_survive(ret,name,at,args) \
663 DeclWinFuncByORD_CACHE_survive(ret,name,CAT2(ORD_Win,name),at,args)
664#define DeclWinFunc_CACHE_resetError_survive(ret,name,at,args) \
665 DeclWinFuncByORD_CACHE_resetError_survive(ret,name,CAT2(ORD_Win,name),at,args)
666
667void ResetWinError(void);
668void CroakWinError(int die, char *name);
669
760ac839 670#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
671char *perllib_mangle(char *, unsigned int);
4ea6d94f 672
35bc1fdc 673typedef int (*Perl_PFN)();
674Perl_PFN loadByOrdinal(enum entries_ordinals ord, int fail);
675extern const Perl_PFN * const pExtFCN;
4ea6d94f 676char *os2error(int rc);
2d766320 677int os2_stat(const char *name, struct stat *st);
678int setpriority(int which, int pid, int val);
679int getpriority(int which /* ignored */, int pid);
680
681#ifdef PERL_CORE
682int os2_do_spawn(pTHX_ char *cmd);
683int os2_do_aspawn(pTHX_ SV *really, void **vmark, void **vsp);
684#endif
4ea6d94f 685
ee964dfe 686#ifndef LOG_DAEMON
687
688/* Replacement for syslog.h */
689# define LOG_EMERG 0 /* system is unusable */
690# define LOG_ALERT 1 /* action must be taken immediately */
691# define LOG_CRIT 2 /* critical conditions */
692# define LOG_ERR 3 /* error conditions */
693# define LOG_WARNING 4 /* warning conditions */
694# define LOG_NOTICE 5 /* normal but significant condition */
695# define LOG_INFO 6 /* informational */
696# define LOG_DEBUG 7 /* debug-level messages */
697
698# define LOG_PRIMASK 0x007 /* mask to extract priority part (internal) */
699 /* extract priority */
700# define LOG_PRI(p) ((p) & LOG_PRIMASK)
701# define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
702
703/* facility codes */
704# define LOG_KERN (0<<3) /* kernel messages */
705# define LOG_USER (1<<3) /* random user-level messages */
706# define LOG_MAIL (2<<3) /* mail system */
707# define LOG_DAEMON (3<<3) /* system daemons */
708# define LOG_AUTH (4<<3) /* security/authorization messages */
709# define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
710# define LOG_LPR (6<<3) /* line printer subsystem */
711# define LOG_NEWS (7<<3) /* network news subsystem */
712# define LOG_UUCP (8<<3) /* UUCP subsystem */
713# define LOG_CRON (15<<3) /* clock daemon */
714 /* other codes through 15 reserved for system use */
715# define LOG_LOCAL0 (16<<3) /* reserved for local use */
716# define LOG_LOCAL1 (17<<3) /* reserved for local use */
717# define LOG_LOCAL2 (18<<3) /* reserved for local use */
718# define LOG_LOCAL3 (19<<3) /* reserved for local use */
719# define LOG_LOCAL4 (20<<3) /* reserved for local use */
720# define LOG_LOCAL5 (21<<3) /* reserved for local use */
721# define LOG_LOCAL6 (22<<3) /* reserved for local use */
722# define LOG_LOCAL7 (23<<3) /* reserved for local use */
723
724# define LOG_NFACILITIES 24 /* current number of facilities */
725# define LOG_FACMASK 0x03f8 /* mask to extract facility part */
726 /* facility of pri */
727# define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
728
729/*
730 * arguments to setlogmask.
731 */
732# define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
733# define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
734
735/*
736 * Option flags for openlog.
737 *
738 * LOG_ODELAY no longer does anything.
739 * LOG_NDELAY is the inverse of what it used to be.
740 */
741# define LOG_PID 0x01 /* log the pid with each message */
742# define LOG_CONS 0x02 /* log on the console if errors in sending */
743# define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
744# define LOG_NDELAY 0x08 /* don't delay open */
745# define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
746# define LOG_PERROR 0x20 /* log to stderr as well */
747
748#endif
749
4ea6d94f 750/* ************************************************************ */
751#define Dos32QuerySysState DosQuerySysState
752#define QuerySysState(flags, pid, buf, bufsz) \
753 Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
754
755#define QSS_PROCESS 1
df3ef7a9 756#define QSS_MODULE 4
757#define QSS_SEMAPHORES 2
4ea6d94f 758#define QSS_FILE 8 /* Buggy until fixpack18 */
759#define QSS_SHARED 16
760
ed344e4f 761#ifdef _OS2_H
4ea6d94f 762
763APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
764 ULONG _res_,PVOID buf,ULONG bufsz);
765typedef struct {
766 ULONG threadcnt;
767 ULONG proccnt;
768 ULONG modulecnt;
769} QGLOBAL, *PQGLOBAL;
770
771typedef struct {
772 ULONG rectype;
773 USHORT threadid;
774 USHORT slotid;
775 ULONG sleepid;
776 ULONG priority;
777 ULONG systime;
778 ULONG usertime;
779 UCHAR state;
780 UCHAR _reserved1_; /* padding to ULONG */
781 USHORT _reserved2_; /* padding to ULONG */
782} QTHREAD, *PQTHREAD;
783
784typedef struct {
785 USHORT sfn;
786 USHORT refcnt;
787 USHORT flags1;
788 USHORT flags2;
789 USHORT accmode1;
790 USHORT accmode2;
791 ULONG filesize;
792 USHORT volhnd;
793 USHORT attrib;
794 USHORT _reserved_;
795} QFDS, *PQFDS;
796
797typedef struct qfile {
798 ULONG rectype;
799 struct qfile *next;
800 ULONG opencnt;
801 PQFDS filedata;
802 char name[1];
803} QFILE, *PQFILE;
804
805typedef struct {
806 ULONG rectype;
807 PQTHREAD threads;
808 USHORT pid;
809 USHORT ppid;
810 ULONG type;
811 ULONG state;
812 ULONG sessid;
813 USHORT hndmod;
814 USHORT threadcnt;
815 ULONG privsem32cnt;
816 ULONG _reserved2_;
817 USHORT sem16cnt;
818 USHORT dllcnt;
819 USHORT shrmemcnt;
820 USHORT fdscnt;
821 PUSHORT sem16s;
822 PUSHORT dlls;
823 PUSHORT shrmems;
824 PUSHORT fds;
825} QPROCESS, *PQPROCESS;
826
827typedef struct sema {
828 struct sema *next;
829 USHORT refcnt;
830 UCHAR sysflags;
831 UCHAR sysproccnt;
832 ULONG _reserved1_;
833 USHORT index;
834 CHAR name[1];
835} QSEMA, *PQSEMA;
836
837typedef struct {
838 ULONG rectype;
839 ULONG _reserved1_;
840 USHORT _reserved2_;
841 USHORT syssemidx;
842 ULONG index;
843 QSEMA sema;
844} QSEMSTRUC, *PQSEMSTRUC;
845
846typedef struct {
847 USHORT pid;
848 USHORT opencnt;
849} QSEMOWNER32, *PQSEMOWNER32;
850
851typedef struct {
852 PQSEMOWNER32 own;
853 PCHAR name;
854 PVOID semrecs; /* array of associated sema's */
855 USHORT flags;
856 USHORT semreccnt;
857 USHORT waitcnt;
858 USHORT _reserved_; /* padding to ULONG */
859} QSEMSMUX32, *PQSEMSMUX32;
860
861typedef struct {
862 PQSEMOWNER32 own;
863 PCHAR name;
864 PQSEMSMUX32 mux;
865 USHORT flags;
866 USHORT postcnt;
867} QSEMEV32, *PQSEMEV32;
868
869typedef struct {
870 PQSEMOWNER32 own;
871 PCHAR name;
872 PQSEMSMUX32 mux;
873 USHORT flags;
874 USHORT refcnt;
875 USHORT thrdnum;
876 USHORT _reserved_; /* padding to ULONG */
877} QSEMMUX32, *PQSEMMUX32;
878
879typedef struct semstr32 {
880 struct semstr *next;
881 QSEMEV32 evsem;
882 QSEMMUX32 muxsem;
883 QSEMSMUX32 smuxsem;
884} QSEMSTRUC32, *PQSEMSTRUC32;
885
886typedef struct shrmem {
887 struct shrmem *next;
888 USHORT hndshr;
889 USHORT selshr;
890 USHORT refcnt;
891 CHAR name[1];
892} QSHRMEM, *PQSHRMEM;
893
894typedef struct module {
895 struct module *next;
896 USHORT hndmod;
897 USHORT type;
898 ULONG refcnt;
899 ULONG segcnt;
900 PVOID _reserved_;
901 PCHAR name;
902 USHORT modref[1];
903} QMODULE, *PQMODULE;
904
905typedef struct {
906 PQGLOBAL gbldata;
907 PQPROCESS procdata;
908 PQSEMSTRUC semadata;
909 PQSEMSTRUC32 sem32data;
910 PQSHRMEM shrmemdata;
911 PQMODULE moddata;
912 PVOID _reserved2_;
913 PQFILE filedata;
914} QTOPLEVEL, *PQTOPLEVEL;
915/* ************************************************************ */
916
917PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
918
ed344e4f 919#endif /* _OS2_H */
5ae7bdf7 920
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