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Revert change #19126, a poor attempt at fixing bug #21742.
[p5sagit/p5-mst-13.2.git] / os2 / os2ish.h
CommitLineData
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
5c728af0 102#ifdef USE_ITHREADS
103
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
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))) \
115 Perl_croak_nocontext("panic: MUTEX_INIT: rc=%i", rc); \
116 } STMT_END
117#define MUTEX_LOCK(m) \
118 STMT_START { \
119 int rc; \
120 if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
121 Perl_croak_nocontext("panic: MUTEX_LOCK: rc=%i", rc); \
122 } STMT_END
123#define MUTEX_UNLOCK(m) \
124 STMT_START { \
125 int rc; \
126 if ((rc = _rmutex_release(m))) \
127 Perl_croak_nocontext("panic: MUTEX_UNLOCK: rc=%i", rc); \
128 } STMT_END
129#define MUTEX_DESTROY(m) \
130 STMT_START { \
131 int rc; \
132 if ((rc = _rmutex_close(m))) \
133 Perl_croak_nocontext("panic: MUTEX_DESTROY: rc=%i", rc); \
134 } STMT_END
135
136#define COND_INIT(c) \
137 STMT_START { \
138 int rc; \
139 if ((rc = DosCreateEventSem(NULL,c,0,0))) \
140 Perl_croak_nocontext("panic: COND_INIT: rc=%i", rc); \
141 } STMT_END
142#define COND_SIGNAL(c) \
143 STMT_START { \
144 int rc; \
145 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
146 Perl_croak_nocontext("panic: COND_SIGNAL, rc=%ld", rc); \
147 } STMT_END
148#define COND_BROADCAST(c) \
149 STMT_START { \
150 int rc; \
151 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
152 Perl_croak_nocontext("panic: COND_BROADCAST, rc=%i", rc); \
153 } STMT_END
154/* #define COND_WAIT(c, m) \
155 STMT_START { \
156 if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
157 Perl_croak_nocontext("panic: COND_WAIT"); \
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; \
165 if ((rc = SignalObjectAndWait(*(m),*(c),INFINITE,FALSE))) \
166 Perl_croak_nocontext("panic: COND_WAIT"); \
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)))) \
174 Perl_croak_nocontext("panic: COND_DESTROY, rc=%i", rc); \
175 } STMT_END
176/*#define THR ((struct thread *) TlsGetValue(PL_thr_key))
177*/
178
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)
183#else /* USE_SLOW_THREAD_SPECIFIC */
184# define pthread_getspecific(k) (*(k))
185# define pthread_setspecific(k,v) (*(k)=(v),0)
186# define pthread_key_create(keyp,flag) \
187 ( DosAllocThreadLocalMemory(1,(unsigned long**)keyp) \
188 ? Perl_croak_nocontext("LocalMemory"),1 \
189 : 0 \
190 )
191#endif /* USE_SLOW_THREAD_SPECIFIC */
192#define pthread_key_delete(keyp)
193#define pthread_self() _gettid()
194#define YIELD DosSleep(0)
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);
201#endif /* PTHREAD_INCLUDED */
202
203#define THREADS_ELSEWHERE
204
205#else /* USE_ITHREADS */
206
23da6c43 207#define do_spawn(a) os2_do_spawn(a)
208#define do_aspawn(a,b,c) os2_do_aspawn((a),(b),(c))
4a6a15c8 209
aa689395 210void Perl_OS2_init(char **);
764df951 211void Perl_OS2_init3(char **envp, void **excH, int flags);
212void Perl_OS2_term(void **excH, int exitstatus, int flags);
aa689395 213
764df951 214/* The code without INIT3 hideously puts env inside: */
365eb7b5 215
764df951 216/* These ones should be in the same block as PERL_SYS_TERM() */
ed344e4f 217#ifdef PERL_CORE
764df951 218
219# define PERL_SYS_INIT3(argcp, argvp, envp) \
220 { void *xreg[2]; \
ed344e4f 221 _response(argcp, argvp); \
222 _wildcard(argcp, argvp); \
764df951 223 Perl_OS2_init3(*envp, xreg, 0)
224
225# define PERL_SYS_INIT(argcp, argvp) { \
226 { void *xreg[2]; \
eacfb5f1 227 _response(argcp, argvp); \
c0c09dfd 228 _wildcard(argcp, argvp); \
764df951 229 Perl_OS2_init3(NULL, xreg, 0)
230
ed344e4f 231#else /* Compiling embedded Perl or Perl extension */
764df951 232
233# define PERL_SYS_INIT3(argcp, argvp, envp) \
234 { void *xreg[2]; \
235 Perl_OS2_init3(*envp, xreg, 0)
236# define PERL_SYS_INIT(argcp, argvp) { \
237 { void *xreg[2]; \
238 Perl_OS2_init3(NULL, xreg, 0)
ed344e4f 239#endif
240
764df951 241#define FORCE_EMX_DEINIT_EXIT 1
242#define FORCE_EMX_DEINIT_CRT_TERM 2
243#define FORCE_EMX_DEINIT_RUN_ATEXIT 4
244
245#define PERL_SYS_TERM2(xreg,flags) \
246 Perl_OS2_term(xreg, 0, flags); \
247 MALLOC_TERM
248
249#define PERL_SYS_TERM1(xreg) \
250 Perl_OS2_term(xreg, 0, FORCE_EMX_DEINIT_RUN_ATEXIT)
251
252/* This one should come in pair with PERL_SYS_INIT() and in the same block */
253#define PERL_SYS_TERM() \
254 PERL_SYS_TERM1(xreg); \
255 }
256
ed344e4f 257#ifndef __EMX__
aab1f907 258# define PERL_CALLCONV _System
259#endif
ed344e4f 260
4ea6d94f 261/* #define PERL_SYS_TERM() STMT_START { \
262 if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
263
8cc95fdb 264#define dXSUB_SYS OS2_XS_init()
eacfb5f1 265
4ea6d94f 266#ifdef PERL_IS_AOUT
4a6a15c8 267/* # define HAS_FORK */
760ac839 268/* # define HIDEMYMALLOC */
269/* # define PERL_SBRK_VIA_MALLOC */ /* gets off-page sbrk... */
270#else /* !PERL_IS_AOUT */
271# ifndef PERL_FOR_X2P
4a6a15c8 272# ifdef EMX_BAD_SBRK
273# define USE_PERL_SBRK
274# endif
275# else
276# define PerlIO FILE
760ac839 277# endif
278# define SYSTEM_ALLOC(a) sys_alloc(a)
279
280void *sys_alloc(int size);
281
282#endif /* !PERL_IS_AOUT */
4a6a15c8 283#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
284# define PerlIO FILE
285#endif
4ea6d94f 286
23da6c43 287/* os2ish is used from a2p/a2p.h without pTHX/pTHX_ first being
288 * defined. Hack around this to get us to compile.
289*/
290#ifdef PTHX_UNUSED
291# ifndef pTHX
292# define pTHX
293# endif
294# ifndef pTHX_
295# define pTHX_
296# endif
297#endif
298
c0c09dfd 299#define TMPPATH1 "plXXXXXX"
622913ab 300extern const char *tmppath;
23da6c43 301PerlIO *my_syspopen(pTHX_ char *cmd, char *mode);
4a6a15c8 302/* Cannot prototype with I32 at this point. */
303int my_syspclose(PerlIO *f);
55497cff 304FILE *my_tmpfile (void);
305char *my_tmpnam (char *);
5ba48348 306int my_mkdir (__const__ char *, long);
307int my_rmdir (__const__ char *);
f72c975a 308struct passwd *my_getpwent (void);
309void my_setpwent (void);
310void my_endpwent (void);
a64c954a 311char *gcvt_os2(double value, int digits, char *buffer);
f72c975a 312
622913ab 313#define MAX_SLEEP (((1<30) / (1000/4))-1) /* 1<32 msec */
314
315static __inline__ unsigned
316my_sleep(unsigned sec)
317{
318 int remain;
319 while (sec > MAX_SLEEP) {
320 sec -= MAX_SLEEP;
321 remain = sleep(MAX_SLEEP);
322 if (remain)
323 return remain + sec;
324 }
325 return sleep(sec);
326}
327
328#define sleep my_sleep
329
330#ifndef INCL_DOS
331unsigned long DosSleep(unsigned long);
332unsigned long DosAllocThreadLocalMemory (unsigned long cb, unsigned long **p);
333#endif
334
f72c975a 335struct group *getgrent (void);
336void setgrent (void);
337void endgrent (void);
338
339struct passwd *my_getpwuid (uid_t);
340struct passwd *my_getpwnam (__const__ char *);
55497cff 341
bddf7535 342#undef L_tmpnam
343#define L_tmpnam MAXPATHLEN
344
55497cff 345#define tmpfile my_tmpfile
346#define tmpnam my_tmpnam
3ed26a2c 347#define isatty _isterm
44a8e56a 348#define rand random
349#define srand srandom
e75931a7 350#define strtoll _strtoll
351#define strtoull _strtoull
eacfb5f1 352
622913ab 353#define usleep(usec) ((void)_sleep2(((usec)+500)/1000))
354
355
4633a7c4 356/*
357 * fwrite1() should be a routine with the same calling sequence as fwrite(),
358 * but which outputs all of the bytes requested as a single stream (unlike
359 * fwrite() itself, which on some systems outputs several distinct records
360 * if the number_of_items parameter is >1).
361 */
362#define fwrite1 fwrite
363
364#define my_getenv(var) getenv(var)
367f3c24 365#define flock my_flock
5ba48348 366#define rmdir my_rmdir
367#define mkdir my_mkdir
f72c975a 368#define setpwent my_setpwent
369#define getpwent my_getpwent
370#define endpwent my_endpwent
371#define getpwuid my_getpwuid
372#define getpwnam my_getpwnam
4633a7c4 373
df3ef7a9 374void *emx_calloc (size_t, size_t);
375void emx_free (void *);
376void *emx_malloc (size_t);
377void *emx_realloc (void *, size_t);
378
4633a7c4 379/*****************************************************************************/
380
381#include <stdlib.h> /* before the following definitions */
382#include <unistd.h> /* before the following definitions */
21cdd7e3 383#include <fcntl.h>
384#include <sys/stat.h>
4633a7c4 385
386#define chdir _chdir2
387#define getcwd _getcwd2
388
389/* This guy is needed for quick stdstd */
390
391#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
4633a7c4 392 /* Perl uses ungetc only with successful return */
393# define ungetc(c,fp) \
394 (FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
395 ? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
396#endif
397
23b84778 398#define PERLIO_IS_BINMODE_FD(fd) _PERLIO_IS_BINMODE_FD(fd)
399
9c75282f 400#ifdef __GNUG__
401# define HAS_BOOL
402#endif
403#ifndef HAS_BOOL
404# define bool char
405# define HAS_BOOL 1
406#endif
407
ab8d95c9 408#include <emx/io.h> /* for _fd_flags() prototype */
377cf4e9 409
23b84778 410static inline bool
411_PERLIO_IS_BINMODE_FD(int fd)
412{
413 int *pflags = _fd_flags(fd);
414
415 return pflags && (*pflags) & O_BINARY;
416}
417
46e87256 418/* ctermid is missing from emx0.9d */
419char *ctermid(char *s);
420
4633a7c4 421#define OP_BINARY O_BINARY
422
423#define OS2_STAT_HACK 1
424#if OS2_STAT_HACK
425
426#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
5c728af0 427#define Fstat(fd,bufptr) os2_fstat((fd),(bufptr))
365eb7b5 428#define Fflush(fp) fflush(fp)
8cc95fdb 429#define Mkdir(path,mode) mkdir((path),(mode))
5c728af0 430#define chmod(path,mode) os2_chmod((path),(mode))
4633a7c4 431
432#undef S_IFBLK
433#undef S_ISBLK
5c728af0 434#define S_IFBLK 0120000 /* Hacks to make things compile... */
4633a7c4 435#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
436
5c728af0 437int os2_chmod(const char *name, int pmode);
438int os2_fstat(int handle, struct stat *st);
439
4633a7c4 440#else
441
442#define Stat(fname,bufptr) stat((fname),(bufptr))
443#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 444#define Fflush(fp) fflush(fp)
8cc95fdb 445#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4 446
447#endif
365eb7b5 448
44a8e56a 449/* With SD386 it is impossible to debug register variables. */
450#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
451# define register
452#endif
453
365eb7b5 454/* Our private OS/2 specific data. */
455
456typedef struct OS2_Perl_data {
457 unsigned long flags;
458 unsigned long phab;
459 int (*xs_init)();
4ea6d94f 460 unsigned long rc;
461 unsigned long severity;
4bfbfac5 462 unsigned long phmq; /* Handle to message queue */
463 unsigned long phmq_refcnt;
464 unsigned long phmq_servers;
465 unsigned long initial_mode; /* VIO etc. mode we were started in */
622913ab 466 unsigned long morph_refcnt;
365eb7b5 467} OS2_Perl_data_t;
468
469extern OS2_Perl_data_t OS2_Perl_data;
470
4ea6d94f 471#define Perl_hab ((HAB)OS2_Perl_data.phab)
472#define Perl_rc (OS2_Perl_data.rc)
473#define Perl_severity (OS2_Perl_data.severity)
474#define errno_isOS2 12345678
ed344e4f 475#define errno_isOS2_set 12345679
4ea6d94f 476#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5 477#define Perl_HAB_set_f 1
4ea6d94f 478#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
479#define set_Perl_HAB_f (OS2_Perl_flags |= Perl_HAB_set_f)
480#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
4bfbfac5 481#define _obtain_Perl_HAB (init_PMWIN_entries(), \
482 Perl_hab = (*PMWIN_entries.Initialize)(0), \
483 set_Perl_HAB_f, Perl_hab)
484#define perl_hab_GET() (Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
485#define Acquire_hab() perl_hab_GET()
486#define Perl_hmq ((HMQ)OS2_Perl_data.phmq)
487#define Perl_hmq_refcnt (OS2_Perl_data.phmq_refcnt)
488#define Perl_hmq_servers (OS2_Perl_data.phmq_servers)
489#define Perl_os2_initial_mode (OS2_Perl_data.initial_mode)
622913ab 490#define Perl_morph_refcnt (OS2_Perl_data.morph_refcnt)
4bfbfac5 491
492unsigned long Perl_hab_GET();
493unsigned long Perl_Register_MQ(int serve);
494void Perl_Deregister_MQ(int serve);
495int Perl_Serve_Messages(int force);
496/* Cannot prototype with I32 at this point. */
497int Perl_Process_Messages(int force, long *cntp);
23da6c43 498char *os2_execname(pTHX);
4bfbfac5 499
500struct _QMSG;
501struct PMWIN_entries_t {
502 unsigned long (*Initialize)( unsigned long fsOptions );
503 unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
504 int (*DestroyMsgQueue)(unsigned long hmq);
505 int (*PeekMsg)(unsigned long hab, struct _QMSG *pqmsg,
506 unsigned long hwndFilter, unsigned long msgFilterFirst,
507 unsigned long msgFilterLast, unsigned long fl);
508 int (*GetMsg)(unsigned long hab, struct _QMSG *pqmsg,
509 unsigned long hwndFilter, unsigned long msgFilterFirst,
510 unsigned long msgFilterLast);
511 void * (*DispatchMsg)(unsigned long hab, struct _QMSG *pqmsg);
5ba48348 512 unsigned long (*GetLastError)(unsigned long hab);
513 unsigned long (*CancelShutdown)(unsigned long hmq, unsigned long fCancelAlways);
4bfbfac5 514};
515extern struct PMWIN_entries_t PMWIN_entries;
516void init_PMWIN_entries(void);
517
ed344e4f 518#define perl_hmq_GET(serve) Perl_Register_MQ(serve)
519#define perl_hmq_UNSET(serve) Perl_Deregister_MQ(serve)
4bfbfac5 520
23da6c43 521#define OS2_XS_init() (*OS2_Perl_data.xs_init)(aTHX)
ed344e4f 522
523#if _EMX_CRT_REV_ >= 60
524# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2_set, \
525 _setsyserrno(rc))
526#else
527# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2)
528#endif
529
4ea6d94f 530/* The expressions below return true on error. */
4a6a15c8 531/* INCL_DOSERRORS needed. rc should be declared outside. */
4ea6d94f 532#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
533/* INCL_WINERRORS needed. */
4ea6d94f 534#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
30500b05 535
536/* This form propagates the return value, setting $^E if needed */
537#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
538
539/* This form propagates the return value, dieing with $^E if needed */
540#define SaveCroakWinError(expr,die,name1,name2) \
541 ((expr) ? : (CroakWinError(die,name1 name2), 0))
542
ed344e4f 543#define FillOSError(rc) (os2_setsyserrno(rc), \
4ea6d94f 544 Perl_severity = SEVERITY_ERROR)
5ba48348 545
30500b05 546#define WinError_2_Perl_rc \
547 ( init_PMWIN_entries(), \
548 Perl_rc=(*PMWIN_entries.GetLastError)(perl_hab_GET()) )
549
550/* Calling WinGetLastError() resets the error code of the current thread.
551 Since for some Win* API return value 0 is normal, one needs to call
552 this before calling them to distinguish normal and anomalous returns. */
553/*#define ResetWinError() WinError_2_Perl_rc */
554
5ba48348 555/* At this moment init_PMWIN_entries() should be a nop (WinInitialize should
556 be called already, right?), so we do not risk stepping over our own error */
30500b05 557#define FillWinError ( WinError_2_Perl_rc, \
5ba48348 558 Perl_severity = ERRORIDSEV(Perl_rc), \
559 Perl_rc = ERRORIDERROR(Perl_rc), \
560 os2_setsyserrno(Perl_rc))
4ea6d94f 561
760ac839 562#define STATIC_FILE_LENGTH 127
ff68c719 563
35bc1fdc 564 /* This should match loadOrdinals[] array in os2.c */
565enum entries_ordinals {
566 ORD_DosQueryExtLibpath,
567 ORD_DosSetExtLibpath,
568 ORD_DosVerifyPidTid,
569 ORD_SETHOSTENT,
570 ORD_SETNETENT,
571 ORD_SETPROTOENT,
572 ORD_SETSERVENT,
573 ORD_GETHOSTENT,
574 ORD_GETNETENT,
575 ORD_GETPROTOENT,
576 ORD_GETSERVENT,
577 ORD_ENDHOSTENT,
578 ORD_ENDNETENT,
579 ORD_ENDPROTOENT,
580 ORD_ENDSERVENT,
581 ORD_WinInitialize,
582 ORD_WinCreateMsgQueue,
583 ORD_WinDestroyMsgQueue,
584 ORD_WinPeekMsg,
585 ORD_WinGetMsg,
586 ORD_WinDispatchMsg,
587 ORD_WinGetLastError,
588 ORD_WinCancelShutdown,
589 ORD_RexxStart,
590 ORD_RexxVariablePool,
591 ORD_RexxRegisterFunctionExe,
592 ORD_RexxDeregisterFunction,
593 ORD_DOSSMSETTITLE,
594 ORD_PRF32QUERYPROFILESIZE,
595 ORD_PRF32OPENPROFILE,
596 ORD_PRF32CLOSEPROFILE,
597 ORD_PRF32QUERYPROFILE,
598 ORD_PRF32RESET,
599 ORD_PRF32QUERYPROFILEDATA,
600 ORD_PRF32WRITEPROFILEDATA,
601
602 ORD_WinChangeSwitchEntry,
603 ORD_WinQuerySwitchEntry,
604 ORD_WinQuerySwitchHandle,
605 ORD_WinQuerySwitchList,
606 ORD_WinSwitchToProgram,
607 ORD_WinBeginEnumWindows,
608 ORD_WinEndEnumWindows,
609 ORD_WinEnumDlgItem,
610 ORD_WinGetNextWindow,
611 ORD_WinIsChild,
612 ORD_WinQueryActiveWindow,
613 ORD_WinQueryClassName,
614 ORD_WinQueryFocus,
615 ORD_WinQueryWindow,
616 ORD_WinQueryWindowPos,
617 ORD_WinQueryWindowProcess,
618 ORD_WinQueryWindowText,
619 ORD_WinQueryWindowTextLength,
620 ORD_WinSetFocus,
621 ORD_WinSetWindowPos,
622 ORD_WinSetWindowText,
623 ORD_WinShowWindow,
624 ORD_WinIsWindow,
625 ORD_WinWindowFromId,
626 ORD_WinWindowFromPoint,
627 ORD_WinPostMsg,
30500b05 628 ORD_WinEnableWindow,
629 ORD_WinEnableWindowUpdate,
630 ORD_WinIsWindowEnabled,
631 ORD_WinIsWindowShowing,
632 ORD_WinIsWindowVisible,
633 ORD_WinQueryWindowPtr,
634 ORD_WinQueryWindowULong,
635 ORD_WinQueryWindowUShort,
636 ORD_WinSetWindowBits,
637 ORD_WinSetWindowPtr,
638 ORD_WinSetWindowULong,
639 ORD_WinSetWindowUShort,
640 ORD_WinQueryDesktopWindow,
641 ORD_WinSetActiveWindow,
642 ORD_DosQueryModFromEIP,
622913ab 643 ORD_Dos32QueryHeaderInfo,
644 ORD_DosTmrQueryFreq,
645 ORD_DosTmrQueryTime,
646 ORD_WinQueryActiveDesktopPathname,
647 ORD_WinInvalidateRect,
648 ORD_WinCreateFrameControls,
649 ORD_WinQueryClipbrdFmtInfo,
650 ORD_WinQueryClipbrdOwner,
651 ORD_WinQueryClipbrdViewer,
652 ORD_WinQueryClipbrdData,
653 ORD_WinOpenClipbrd,
654 ORD_WinCloseClipbrd,
655 ORD_WinSetClipbrdData,
656 ORD_WinSetClipbrdOwner,
657 ORD_WinSetClipbrdViewer,
658 ORD_WinEnumClipbrdFmts,
659 ORD_WinEmptyClipbrd,
660 ORD_WinAddAtom,
661 ORD_WinFindAtom,
662 ORD_WinDeleteAtom,
663 ORD_WinQueryAtomUsage,
664 ORD_WinQueryAtomName,
665 ORD_WinQueryAtomLength,
666 ORD_WinQuerySystemAtomTable,
667 ORD_WinCreateAtomTable,
668 ORD_WinDestroyAtomTable,
669 ORD_WinOpenWindowDC,
670 ORD_DevOpenDC,
671 ORD_DevQueryCaps,
672 ORD_DevCloseDC,
673 ORD_WinMessageBox,
674 ORD_WinMessageBox2,
675 ORD_WinQuerySysValue,
676 ORD_WinSetSysValue,
677 ORD_WinAlarm,
678 ORD_WinFlashWindow,
679 ORD_WinLoadPointer,
680 ORD_WinQuerySysPointer,
35bc1fdc 681 ORD_NENTRIES
682};
683
684/* RET: return type, AT: argument signature in (), ARGS: should be in () */
685#define CallORD(ret,o,at,args) (((ret (*)at) loadByOrdinal(o, 1))args)
686#define DeclFuncByORD(ret,name,o,at,args) \
687 ret name at { return CallORD(ret,o,at,args); }
688#define DeclVoidFuncByORD(name,o,at,args) \
689 void name at { CallORD(void,o,at,args); }
690
691/* These functions return false on error, and save the error info in $^E */
692#define DeclOSFuncByORD(ret,name,o,at,args) \
693 ret name at { unsigned long rc; return !CheckOSError(CallORD(ret,o,at,args)); }
694#define DeclWinFuncByORD(ret,name,o,at,args) \
695 ret name at { return SaveWinError(CallORD(ret,o,at,args)); }
696
697#define AssignFuncPByORD(p,o) (*(Perl_PFN*)&(p) = (loadByOrdinal(o, 1)))
698
30500b05 699/* This flavor caches the procedure pointer (named as p__Win#name) locally */
700#define DeclWinFuncByORD_CACHE(ret,name,o,at,args) \
701 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,1)
702
703/* This flavor may reset the last error before the call (if ret=0 may be OK) */
704#define DeclWinFuncByORD_CACHE_resetError(ret,name,o,at,args) \
705 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,1)
706
707/* Two flavors below do the same as above, but do not auto-croak */
708/* This flavor caches the procedure pointer (named as p__Win#name) locally */
709#define DeclWinFuncByORD_CACHE_survive(ret,name,o,at,args) \
710 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,0)
711
712/* This flavor may reset the last error before the call (if ret=0 may be OK) */
713#define DeclWinFuncByORD_CACHE_resetError_survive(ret,name,o,at,args) \
714 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,0)
715
716#define DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,r,die) \
717 static ret (*CAT2(p__Win,name)) at; \
718 static ret name at { \
719 if (!CAT2(p__Win,name)) \
720 AssignFuncPByORD(CAT2(p__Win,name), o); \
721 if (r) ResetWinError(); \
722 return SaveCroakWinError(CAT2(p__Win,name) args, die, "[Win]", STRINGIFY(name)); }
723
724/* These flavors additionally assume ORD is name with prepended ORD_Win */
725#define DeclWinFunc_CACHE(ret,name,at,args) \
726 DeclWinFuncByORD_CACHE(ret,name,CAT2(ORD_Win,name),at,args)
727#define DeclWinFunc_CACHE_resetError(ret,name,at,args) \
728 DeclWinFuncByORD_CACHE_resetError(ret,name,CAT2(ORD_Win,name),at,args)
729#define DeclWinFunc_CACHE_survive(ret,name,at,args) \
730 DeclWinFuncByORD_CACHE_survive(ret,name,CAT2(ORD_Win,name),at,args)
731#define DeclWinFunc_CACHE_resetError_survive(ret,name,at,args) \
732 DeclWinFuncByORD_CACHE_resetError_survive(ret,name,CAT2(ORD_Win,name),at,args)
733
734void ResetWinError(void);
735void CroakWinError(int die, char *name);
736
760ac839 737#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
738char *perllib_mangle(char *, unsigned int);
4ea6d94f 739
5c728af0 740#define fork fork_with_resources
741
622913ab 742static __inline__ int
743my_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout)
744{
745 if (nfds == 0 && timeout && (_emx_env & 0x200)) {
746 if (DosSleep(1000 * timeout->tv_sec + (timeout->tv_usec + 500)/1000) == 0)
747 return 0;
748 errno = EINTR;
749 return -1;
750 }
751 return select(nfds, readfds, writefds, exceptfds, timeout);
752}
753
754#define select my_select
755
756
35bc1fdc 757typedef int (*Perl_PFN)();
758Perl_PFN loadByOrdinal(enum entries_ordinals ord, int fail);
759extern const Perl_PFN * const pExtFCN;
4ea6d94f 760char *os2error(int rc);
2d766320 761int os2_stat(const char *name, struct stat *st);
5c728af0 762int fork_with_resources();
2d766320 763int setpriority(int which, int pid, int val);
764int getpriority(int which /* ignored */, int pid);
765
622913ab 766void croak_with_os2error(char *s) __attribute__((noreturn));
767
2d766320 768#ifdef PERL_CORE
769int os2_do_spawn(pTHX_ char *cmd);
622913ab 770int os2_do_aspawn(pTHX_ SV *really, SV **vmark, SV **vsp);
2d766320 771#endif
4ea6d94f 772
ee964dfe 773#ifndef LOG_DAEMON
774
775/* Replacement for syslog.h */
776# define LOG_EMERG 0 /* system is unusable */
777# define LOG_ALERT 1 /* action must be taken immediately */
778# define LOG_CRIT 2 /* critical conditions */
779# define LOG_ERR 3 /* error conditions */
780# define LOG_WARNING 4 /* warning conditions */
781# define LOG_NOTICE 5 /* normal but significant condition */
782# define LOG_INFO 6 /* informational */
783# define LOG_DEBUG 7 /* debug-level messages */
784
785# define LOG_PRIMASK 0x007 /* mask to extract priority part (internal) */
786 /* extract priority */
787# define LOG_PRI(p) ((p) & LOG_PRIMASK)
788# define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
789
790/* facility codes */
791# define LOG_KERN (0<<3) /* kernel messages */
792# define LOG_USER (1<<3) /* random user-level messages */
793# define LOG_MAIL (2<<3) /* mail system */
794# define LOG_DAEMON (3<<3) /* system daemons */
795# define LOG_AUTH (4<<3) /* security/authorization messages */
796# define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
797# define LOG_LPR (6<<3) /* line printer subsystem */
798# define LOG_NEWS (7<<3) /* network news subsystem */
799# define LOG_UUCP (8<<3) /* UUCP subsystem */
800# define LOG_CRON (15<<3) /* clock daemon */
801 /* other codes through 15 reserved for system use */
802# define LOG_LOCAL0 (16<<3) /* reserved for local use */
803# define LOG_LOCAL1 (17<<3) /* reserved for local use */
804# define LOG_LOCAL2 (18<<3) /* reserved for local use */
805# define LOG_LOCAL3 (19<<3) /* reserved for local use */
806# define LOG_LOCAL4 (20<<3) /* reserved for local use */
807# define LOG_LOCAL5 (21<<3) /* reserved for local use */
808# define LOG_LOCAL6 (22<<3) /* reserved for local use */
809# define LOG_LOCAL7 (23<<3) /* reserved for local use */
810
811# define LOG_NFACILITIES 24 /* current number of facilities */
812# define LOG_FACMASK 0x03f8 /* mask to extract facility part */
813 /* facility of pri */
814# define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
815
816/*
817 * arguments to setlogmask.
818 */
819# define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
820# define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
821
822/*
823 * Option flags for openlog.
824 *
825 * LOG_ODELAY no longer does anything.
826 * LOG_NDELAY is the inverse of what it used to be.
827 */
828# define LOG_PID 0x01 /* log the pid with each message */
829# define LOG_CONS 0x02 /* log on the console if errors in sending */
830# define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
831# define LOG_NDELAY 0x08 /* don't delay open */
832# define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
833# define LOG_PERROR 0x20 /* log to stderr as well */
834
835#endif
836
4ea6d94f 837/* ************************************************************ */
838#define Dos32QuerySysState DosQuerySysState
839#define QuerySysState(flags, pid, buf, bufsz) \
840 Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
841
842#define QSS_PROCESS 1
df3ef7a9 843#define QSS_MODULE 4
844#define QSS_SEMAPHORES 2
4ea6d94f 845#define QSS_FILE 8 /* Buggy until fixpack18 */
846#define QSS_SHARED 16
847
ed344e4f 848#ifdef _OS2_H
4ea6d94f 849
850APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
851 ULONG _res_,PVOID buf,ULONG bufsz);
852typedef struct {
853 ULONG threadcnt;
854 ULONG proccnt;
855 ULONG modulecnt;
856} QGLOBAL, *PQGLOBAL;
857
858typedef struct {
859 ULONG rectype;
860 USHORT threadid;
861 USHORT slotid;
862 ULONG sleepid;
863 ULONG priority;
864 ULONG systime;
865 ULONG usertime;
866 UCHAR state;
867 UCHAR _reserved1_; /* padding to ULONG */
868 USHORT _reserved2_; /* padding to ULONG */
869} QTHREAD, *PQTHREAD;
870
871typedef struct {
872 USHORT sfn;
873 USHORT refcnt;
874 USHORT flags1;
875 USHORT flags2;
876 USHORT accmode1;
877 USHORT accmode2;
878 ULONG filesize;
879 USHORT volhnd;
880 USHORT attrib;
881 USHORT _reserved_;
882} QFDS, *PQFDS;
883
884typedef struct qfile {
885 ULONG rectype;
886 struct qfile *next;
887 ULONG opencnt;
888 PQFDS filedata;
889 char name[1];
890} QFILE, *PQFILE;
891
892typedef struct {
893 ULONG rectype;
894 PQTHREAD threads;
895 USHORT pid;
896 USHORT ppid;
897 ULONG type;
898 ULONG state;
899 ULONG sessid;
900 USHORT hndmod;
901 USHORT threadcnt;
902 ULONG privsem32cnt;
903 ULONG _reserved2_;
904 USHORT sem16cnt;
905 USHORT dllcnt;
906 USHORT shrmemcnt;
907 USHORT fdscnt;
908 PUSHORT sem16s;
909 PUSHORT dlls;
910 PUSHORT shrmems;
911 PUSHORT fds;
912} QPROCESS, *PQPROCESS;
913
914typedef struct sema {
915 struct sema *next;
916 USHORT refcnt;
917 UCHAR sysflags;
918 UCHAR sysproccnt;
919 ULONG _reserved1_;
920 USHORT index;
921 CHAR name[1];
922} QSEMA, *PQSEMA;
923
924typedef struct {
925 ULONG rectype;
926 ULONG _reserved1_;
927 USHORT _reserved2_;
928 USHORT syssemidx;
929 ULONG index;
930 QSEMA sema;
931} QSEMSTRUC, *PQSEMSTRUC;
932
933typedef struct {
934 USHORT pid;
935 USHORT opencnt;
936} QSEMOWNER32, *PQSEMOWNER32;
937
938typedef struct {
939 PQSEMOWNER32 own;
940 PCHAR name;
941 PVOID semrecs; /* array of associated sema's */
942 USHORT flags;
943 USHORT semreccnt;
944 USHORT waitcnt;
945 USHORT _reserved_; /* padding to ULONG */
946} QSEMSMUX32, *PQSEMSMUX32;
947
948typedef struct {
949 PQSEMOWNER32 own;
950 PCHAR name;
951 PQSEMSMUX32 mux;
952 USHORT flags;
953 USHORT postcnt;
954} QSEMEV32, *PQSEMEV32;
955
956typedef struct {
957 PQSEMOWNER32 own;
958 PCHAR name;
959 PQSEMSMUX32 mux;
960 USHORT flags;
961 USHORT refcnt;
962 USHORT thrdnum;
963 USHORT _reserved_; /* padding to ULONG */
964} QSEMMUX32, *PQSEMMUX32;
965
966typedef struct semstr32 {
967 struct semstr *next;
968 QSEMEV32 evsem;
969 QSEMMUX32 muxsem;
970 QSEMSMUX32 smuxsem;
971} QSEMSTRUC32, *PQSEMSTRUC32;
972
973typedef struct shrmem {
974 struct shrmem *next;
975 USHORT hndshr;
976 USHORT selshr;
977 USHORT refcnt;
978 CHAR name[1];
979} QSHRMEM, *PQSHRMEM;
980
981typedef struct module {
982 struct module *next;
983 USHORT hndmod;
984 USHORT type;
985 ULONG refcnt;
986 ULONG segcnt;
987 PVOID _reserved_;
988 PCHAR name;
989 USHORT modref[1];
990} QMODULE, *PQMODULE;
991
992typedef struct {
993 PQGLOBAL gbldata;
994 PQPROCESS procdata;
995 PQSEMSTRUC semadata;
996 PQSEMSTRUC32 sem32data;
997 PQSHRMEM shrmemdata;
998 PQMODULE moddata;
999 PVOID _reserved2_;
1000 PQFILE filedata;
1001} QTOPLEVEL, *PQTOPLEVEL;
1002/* ************************************************************ */
1003
1004PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
1005
ed344e4f 1006#endif /* _OS2_H */
5ae7bdf7 1007
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