Add fallback to tmpfile for use in cases where user's relying on
[p5sagit/p5-mst-13.2.git] / os2 / os2ish.h
CommitLineData
4633a7c4 1#include <signal.h>
2
3/* HAS_IOCTL:
4 * This symbol, if defined, indicates that the ioctl() routine is
5 * available to set I/O characteristics
6 */
7#define HAS_IOCTL /**/
8
9/* HAS_UTIME:
10 * This symbol, if defined, indicates that the routine utime() is
11 * available to update the access and modification times of files.
12 */
13#define HAS_UTIME /**/
14
15#define HAS_KILL
16#define HAS_WAIT
4ea6d94f 17#define HAS_DLERROR
367f3c24 18#define HAS_WAITPID_RUNTIME (_emx_env & 0x200)
4ea6d94f 19
20/* USEMYBINMODE
21 * This symbol, if defined, indicates that the program should
16fe6d59 22 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
4ea6d94f 23 * that a file is in "binary" mode -- that is, that no translation
24 * of bytes occurs on read or write operations.
25 */
26#undef USEMYBINMODE
27
61bb5906 28/* Stat_t:
29 * This symbol holds the type used to declare buffers for information
30 * returned by stat(). It's usually just struct stat. It may be necessary
31 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
32 * information.
33 */
34#define Stat_t struct stat
35
4ea6d94f 36/* USE_STAT_RDEV:
37 * This symbol is defined if this system has a stat structure declaring
38 * st_rdev
39 */
40#define USE_STAT_RDEV /**/
41
42/* ACME_MESS:
43 * This symbol, if defined, indicates that error messages should be
44 * should be generated in a format that allows the use of the Acme
45 * GUI/editor's autofind feature.
46 */
47#undef ACME_MESS /**/
4633a7c4 48
44a8e56a 49/* ALTERNATE_SHEBANG:
50 * This symbol, if defined, contains a "magic" string which may be used
51 * as the first line of a Perl program designed to be executed directly
52 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
53 * begins with a character other then #, then Perl will only treat
54 * it as a command line if if finds the string "perl" in the first
55 * word; otherwise it's treated as the first line of code in the script.
56 * (IOW, Perl won't hand off to another interpreter via an alternate
57 * shebang sequence that might be legal Perl code.)
58 */
aa689395 59#define ALTERNATE_SHEBANG "extproc "
44a8e56a 60
4633a7c4 61#ifndef SIGABRT
62# define SIGABRT SIGILL
63#endif
64#ifndef SIGILL
65# define SIGILL 6 /* blech */
66#endif
7766f137 67#define ABORT() kill(PerlProc_getpid(),SIGABRT);
4633a7c4 68
760ac839 69#define BIT_BUCKET "/dev/nul" /* Will this work? */
c07a80fd 70
202975e6 71/* Apparently TCPIPV4 defines may be included even with only IAK present */
72
73#if !defined(NO_TCPIPV4) && !defined(TCPIPV4)
74# define TCPIPV4
75# define TCPIPV4_FORCED /* Just in case */
76#endif
77
4a6a15c8 78#if defined(I_SYS_UN) && !defined(TCPIPV4)
79/* It is not working without TCPIPV4 defined. */
80# undef I_SYS_UN
81#endif
dd96f567 82
83#ifdef USE_THREADS
84
85#define OS2_ERROR_ALREADY_POSTED 299 /* Avoid os2.h */
86
87extern int rc;
88
89#define MUTEX_INIT(m) \
90 STMT_START { \
91 int rc; \
92 if ((rc = _rmutex_create(m,0))) \
93 croak("panic: MUTEX_INIT: rc=%i", rc); \
94 } STMT_END
95#define MUTEX_LOCK(m) \
96 STMT_START { \
97 int rc; \
98 if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
99 croak("panic: MUTEX_LOCK: rc=%i", rc); \
100 } STMT_END
101#define MUTEX_UNLOCK(m) \
102 STMT_START { \
103 int rc; \
104 if ((rc = _rmutex_release(m))) \
105 croak("panic: MUTEX_UNLOCK: rc=%i", rc); \
106 } STMT_END
107#define MUTEX_DESTROY(m) \
108 STMT_START { \
109 int rc; \
110 if ((rc = _rmutex_close(m))) \
111 croak("panic: MUTEX_DESTROY: rc=%i", rc); \
112 } STMT_END
113
114#define COND_INIT(c) \
115 STMT_START { \
116 int rc; \
117 if ((rc = DosCreateEventSem(NULL,c,0,0))) \
118 croak("panic: COND_INIT: rc=%i", rc); \
119 } STMT_END
120#define COND_SIGNAL(c) \
121 STMT_START { \
122 int rc; \
123 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED) \
124 croak("panic: COND_SIGNAL, rc=%ld", rc); \
125 } STMT_END
126#define COND_BROADCAST(c) \
127 STMT_START { \
128 int rc; \
129 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
130 croak("panic: COND_BROADCAST, rc=%i", rc); \
131 } STMT_END
132/* #define COND_WAIT(c, m) \
133 STMT_START { \
134 if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
135 croak("panic: COND_WAIT"); \
136 } STMT_END
137*/
138#define COND_WAIT(c, m) os2_cond_wait(c,m)
139
140#define COND_WAIT_win32(c, m) \
141 STMT_START { \
142 int rc; \
143 if ((rc = SignalObjectAndWait(*(m),*(c),INFINITE,FALSE)))\
144 croak("panic: COND_WAIT"); \
145 else \
146 MUTEX_LOCK(m); \
147 } STMT_END
148#define COND_DESTROY(c) \
149 STMT_START { \
150 int rc; \
151 if ((rc = DosCloseEventSem(*(c)))) \
152 croak("panic: COND_DESTROY, rc=%i", rc); \
153 } STMT_END
6b88bc9c 154/*#define THR ((struct thread *) TlsGetValue(PL_thr_key))
dd96f567 155#define dTHR struct thread *thr = THR
156*/
157
90866323 158#ifdef USE_SLOW_THREAD_SPECIFIC
159# define pthread_getspecific(k) (*_threadstore())
160# define pthread_setspecific(k,v) (*_threadstore()=v,0)
161# define pthread_key_create(keyp,flag) (*keyp=_gettid(),0)
162#else
163# define pthread_getspecific(k) (*(k))
164# define pthread_setspecific(k,v) (*(k)=(v),0)
165# define pthread_key_create(keyp,flag) (DosAllocThreadLocalMemory(1,(U32*)keyp) ? croak("LocalMemory"),1 : 0)
166#endif
167#define pthread_key_delete(keyp)
dd96f567 168#define pthread_self() _gettid()
27139dc0 169#define YIELD DosSleep(0)
dd96f567 170
171#ifdef PTHREADS_INCLUDED /* For ./x2p stuff. */
172int pthread_join(pthread_t tid, void **status);
173int pthread_detach(pthread_t tid);
174int pthread_create(pthread_t *tid, const pthread_attr_t *attr,
175 void *(*start_routine)(void*), void *arg);
176#endif
177
178#define THREADS_ELSEWHERE
179
180#endif
4a6a15c8 181
aa689395 182void Perl_OS2_init(char **);
183
184/* XXX This code hideously puts env inside: */
365eb7b5 185
ed344e4f 186#ifdef PERL_CORE
187# define PERL_SYS_INIT3(argcp, argvp, envp) STMT_START { \
188 _response(argcp, argvp); \
189 _wildcard(argcp, argvp); \
190 Perl_OS2_init(*envp); } STMT_END
aab1f907 191# define PERL_SYS_INIT(argcp, argvp) STMT_START { \
eacfb5f1 192 _response(argcp, argvp); \
c0c09dfd 193 _wildcard(argcp, argvp); \
ed344e4f 194 Perl_OS2_init(NULL); } STMT_END
195#else /* Compiling embedded Perl or Perl extension */
196# define PERL_SYS_INIT3(argcp, argvp, envp) STMT_START { \
197 Perl_OS2_init(*envp); } STMT_END
aab1f907 198# define PERL_SYS_INIT(argcp, argvp) STMT_START { \
ed344e4f 199 Perl_OS2_init(NULL); } STMT_END
200#endif
201
202#ifndef __EMX__
aab1f907 203# define PERL_CALLCONV _System
204#endif
ed344e4f 205
18f739ee 206#define PERL_SYS_TERM() MALLOC_TERM
365eb7b5 207
4ea6d94f 208/* #define PERL_SYS_TERM() STMT_START { \
209 if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
210
8cc95fdb 211#define dXSUB_SYS OS2_XS_init()
eacfb5f1 212
4ea6d94f 213#ifdef PERL_IS_AOUT
4a6a15c8 214/* # define HAS_FORK */
760ac839 215/* # define HIDEMYMALLOC */
216/* # define PERL_SBRK_VIA_MALLOC */ /* gets off-page sbrk... */
217#else /* !PERL_IS_AOUT */
218# ifndef PERL_FOR_X2P
4a6a15c8 219# ifdef EMX_BAD_SBRK
220# define USE_PERL_SBRK
221# endif
222# else
223# define PerlIO FILE
760ac839 224# endif
225# define SYSTEM_ALLOC(a) sys_alloc(a)
226
227void *sys_alloc(int size);
228
229#endif /* !PERL_IS_AOUT */
4a6a15c8 230#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
231# define PerlIO FILE
232#endif
4ea6d94f 233
c0c09dfd 234#define TMPPATH1 "plXXXXXX"
235extern char *tmppath;
4a6a15c8 236PerlIO *my_syspopen(char *cmd, char *mode);
237/* Cannot prototype with I32 at this point. */
238int my_syspclose(PerlIO *f);
55497cff 239FILE *my_tmpfile (void);
240char *my_tmpnam (char *);
241
bddf7535 242#undef L_tmpnam
243#define L_tmpnam MAXPATHLEN
244
55497cff 245#define tmpfile my_tmpfile
246#define tmpnam my_tmpnam
3ed26a2c 247#define isatty _isterm
44a8e56a 248#define rand random
249#define srand srandom
eacfb5f1 250
4633a7c4 251/*
252 * fwrite1() should be a routine with the same calling sequence as fwrite(),
253 * but which outputs all of the bytes requested as a single stream (unlike
254 * fwrite() itself, which on some systems outputs several distinct records
255 * if the number_of_items parameter is >1).
256 */
257#define fwrite1 fwrite
258
259#define my_getenv(var) getenv(var)
367f3c24 260#define flock my_flock
4633a7c4 261
df3ef7a9 262void *emx_calloc (size_t, size_t);
263void emx_free (void *);
264void *emx_malloc (size_t);
265void *emx_realloc (void *, size_t);
266
4633a7c4 267/*****************************************************************************/
268
269#include <stdlib.h> /* before the following definitions */
270#include <unistd.h> /* before the following definitions */
271
272#define chdir _chdir2
273#define getcwd _getcwd2
274
275/* This guy is needed for quick stdstd */
276
277#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
4633a7c4 278 /* Perl uses ungetc only with successful return */
279# define ungetc(c,fp) \
280 (FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
281 ? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
282#endif
283
284#define OP_BINARY O_BINARY
285
286#define OS2_STAT_HACK 1
287#if OS2_STAT_HACK
288
289#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
290#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 291#define Fflush(fp) fflush(fp)
8cc95fdb 292#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4 293
294#undef S_IFBLK
295#undef S_ISBLK
296#define S_IFBLK 0120000
297#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
298
299#else
300
301#define Stat(fname,bufptr) stat((fname),(bufptr))
302#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 303#define Fflush(fp) fflush(fp)
8cc95fdb 304#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4 305
306#endif
365eb7b5 307
44a8e56a 308/* With SD386 it is impossible to debug register variables. */
309#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
310# define register
311#endif
312
365eb7b5 313/* Our private OS/2 specific data. */
314
315typedef struct OS2_Perl_data {
316 unsigned long flags;
317 unsigned long phab;
318 int (*xs_init)();
4ea6d94f 319 unsigned long rc;
320 unsigned long severity;
4bfbfac5 321 unsigned long phmq; /* Handle to message queue */
322 unsigned long phmq_refcnt;
323 unsigned long phmq_servers;
324 unsigned long initial_mode; /* VIO etc. mode we were started in */
365eb7b5 325} OS2_Perl_data_t;
326
327extern OS2_Perl_data_t OS2_Perl_data;
328
4ea6d94f 329#define Perl_hab ((HAB)OS2_Perl_data.phab)
330#define Perl_rc (OS2_Perl_data.rc)
331#define Perl_severity (OS2_Perl_data.severity)
332#define errno_isOS2 12345678
ed344e4f 333#define errno_isOS2_set 12345679
4ea6d94f 334#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5 335#define Perl_HAB_set_f 1
4ea6d94f 336#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
337#define set_Perl_HAB_f (OS2_Perl_flags |= Perl_HAB_set_f)
338#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
4bfbfac5 339#define _obtain_Perl_HAB (init_PMWIN_entries(), \
340 Perl_hab = (*PMWIN_entries.Initialize)(0), \
341 set_Perl_HAB_f, Perl_hab)
342#define perl_hab_GET() (Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
343#define Acquire_hab() perl_hab_GET()
344#define Perl_hmq ((HMQ)OS2_Perl_data.phmq)
345#define Perl_hmq_refcnt (OS2_Perl_data.phmq_refcnt)
346#define Perl_hmq_servers (OS2_Perl_data.phmq_servers)
347#define Perl_os2_initial_mode (OS2_Perl_data.initial_mode)
348
349unsigned long Perl_hab_GET();
350unsigned long Perl_Register_MQ(int serve);
351void Perl_Deregister_MQ(int serve);
352int Perl_Serve_Messages(int force);
353/* Cannot prototype with I32 at this point. */
354int Perl_Process_Messages(int force, long *cntp);
ed344e4f 355char *os2_execname(void);
4bfbfac5 356
357struct _QMSG;
358struct PMWIN_entries_t {
359 unsigned long (*Initialize)( unsigned long fsOptions );
360 unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
361 int (*DestroyMsgQueue)(unsigned long hmq);
362 int (*PeekMsg)(unsigned long hab, struct _QMSG *pqmsg,
363 unsigned long hwndFilter, unsigned long msgFilterFirst,
364 unsigned long msgFilterLast, unsigned long fl);
365 int (*GetMsg)(unsigned long hab, struct _QMSG *pqmsg,
366 unsigned long hwndFilter, unsigned long msgFilterFirst,
367 unsigned long msgFilterLast);
368 void * (*DispatchMsg)(unsigned long hab, struct _QMSG *pqmsg);
369};
370extern struct PMWIN_entries_t PMWIN_entries;
371void init_PMWIN_entries(void);
372
ed344e4f 373#define perl_hmq_GET(serve) Perl_Register_MQ(serve)
374#define perl_hmq_UNSET(serve) Perl_Deregister_MQ(serve)
4bfbfac5 375
365eb7b5 376#define OS2_XS_init() (*OS2_Perl_data.xs_init)()
ed344e4f 377
378#if _EMX_CRT_REV_ >= 60
379# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2_set, \
380 _setsyserrno(rc))
381#else
382# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2)
383#endif
384
4ea6d94f 385/* The expressions below return true on error. */
4a6a15c8 386/* INCL_DOSERRORS needed. rc should be declared outside. */
4ea6d94f 387#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
388/* INCL_WINERRORS needed. */
389#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
390#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
ed344e4f 391#define FillOSError(rc) (os2_setsyserrno(rc), \
4ea6d94f 392 Perl_severity = SEVERITY_ERROR)
ed344e4f 393#define FillWinError (Perl_severity = ERRORIDSEV(Perl_rc), \
394 Perl_rc = ERRORIDERROR(Perl_rc)), \
395 os2_setsyserrno(Perl_rc)
4ea6d94f 396
760ac839 397#define STATIC_FILE_LENGTH 127
ff68c719 398
760ac839 399#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
400char *perllib_mangle(char *, unsigned int);
4ea6d94f 401
402char *os2error(int rc);
403
404/* ************************************************************ */
405#define Dos32QuerySysState DosQuerySysState
406#define QuerySysState(flags, pid, buf, bufsz) \
407 Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
408
409#define QSS_PROCESS 1
df3ef7a9 410#define QSS_MODULE 4
411#define QSS_SEMAPHORES 2
4ea6d94f 412#define QSS_FILE 8 /* Buggy until fixpack18 */
413#define QSS_SHARED 16
414
ed344e4f 415#ifdef _OS2_H
4ea6d94f 416
417APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
418 ULONG _res_,PVOID buf,ULONG bufsz);
419typedef struct {
420 ULONG threadcnt;
421 ULONG proccnt;
422 ULONG modulecnt;
423} QGLOBAL, *PQGLOBAL;
424
425typedef struct {
426 ULONG rectype;
427 USHORT threadid;
428 USHORT slotid;
429 ULONG sleepid;
430 ULONG priority;
431 ULONG systime;
432 ULONG usertime;
433 UCHAR state;
434 UCHAR _reserved1_; /* padding to ULONG */
435 USHORT _reserved2_; /* padding to ULONG */
436} QTHREAD, *PQTHREAD;
437
438typedef struct {
439 USHORT sfn;
440 USHORT refcnt;
441 USHORT flags1;
442 USHORT flags2;
443 USHORT accmode1;
444 USHORT accmode2;
445 ULONG filesize;
446 USHORT volhnd;
447 USHORT attrib;
448 USHORT _reserved_;
449} QFDS, *PQFDS;
450
451typedef struct qfile {
452 ULONG rectype;
453 struct qfile *next;
454 ULONG opencnt;
455 PQFDS filedata;
456 char name[1];
457} QFILE, *PQFILE;
458
459typedef struct {
460 ULONG rectype;
461 PQTHREAD threads;
462 USHORT pid;
463 USHORT ppid;
464 ULONG type;
465 ULONG state;
466 ULONG sessid;
467 USHORT hndmod;
468 USHORT threadcnt;
469 ULONG privsem32cnt;
470 ULONG _reserved2_;
471 USHORT sem16cnt;
472 USHORT dllcnt;
473 USHORT shrmemcnt;
474 USHORT fdscnt;
475 PUSHORT sem16s;
476 PUSHORT dlls;
477 PUSHORT shrmems;
478 PUSHORT fds;
479} QPROCESS, *PQPROCESS;
480
481typedef struct sema {
482 struct sema *next;
483 USHORT refcnt;
484 UCHAR sysflags;
485 UCHAR sysproccnt;
486 ULONG _reserved1_;
487 USHORT index;
488 CHAR name[1];
489} QSEMA, *PQSEMA;
490
491typedef struct {
492 ULONG rectype;
493 ULONG _reserved1_;
494 USHORT _reserved2_;
495 USHORT syssemidx;
496 ULONG index;
497 QSEMA sema;
498} QSEMSTRUC, *PQSEMSTRUC;
499
500typedef struct {
501 USHORT pid;
502 USHORT opencnt;
503} QSEMOWNER32, *PQSEMOWNER32;
504
505typedef struct {
506 PQSEMOWNER32 own;
507 PCHAR name;
508 PVOID semrecs; /* array of associated sema's */
509 USHORT flags;
510 USHORT semreccnt;
511 USHORT waitcnt;
512 USHORT _reserved_; /* padding to ULONG */
513} QSEMSMUX32, *PQSEMSMUX32;
514
515typedef struct {
516 PQSEMOWNER32 own;
517 PCHAR name;
518 PQSEMSMUX32 mux;
519 USHORT flags;
520 USHORT postcnt;
521} QSEMEV32, *PQSEMEV32;
522
523typedef struct {
524 PQSEMOWNER32 own;
525 PCHAR name;
526 PQSEMSMUX32 mux;
527 USHORT flags;
528 USHORT refcnt;
529 USHORT thrdnum;
530 USHORT _reserved_; /* padding to ULONG */
531} QSEMMUX32, *PQSEMMUX32;
532
533typedef struct semstr32 {
534 struct semstr *next;
535 QSEMEV32 evsem;
536 QSEMMUX32 muxsem;
537 QSEMSMUX32 smuxsem;
538} QSEMSTRUC32, *PQSEMSTRUC32;
539
540typedef struct shrmem {
541 struct shrmem *next;
542 USHORT hndshr;
543 USHORT selshr;
544 USHORT refcnt;
545 CHAR name[1];
546} QSHRMEM, *PQSHRMEM;
547
548typedef struct module {
549 struct module *next;
550 USHORT hndmod;
551 USHORT type;
552 ULONG refcnt;
553 ULONG segcnt;
554 PVOID _reserved_;
555 PCHAR name;
556 USHORT modref[1];
557} QMODULE, *PQMODULE;
558
559typedef struct {
560 PQGLOBAL gbldata;
561 PQPROCESS procdata;
562 PQSEMSTRUC semadata;
563 PQSEMSTRUC32 sem32data;
564 PQSHRMEM shrmemdata;
565 PQMODULE moddata;
566 PVOID _reserved2_;
567 PQFILE filedata;
568} QTOPLEVEL, *PQTOPLEVEL;
569/* ************************************************************ */
570
571PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
572
ed344e4f 573#endif /* _OS2_H */
5ae7bdf7 574