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[perl5.git] / os2 / os2ish.h
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4633a7c4 1#include <signal.h>
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2#include <io.h>
3/* #include <sys/select.h> */
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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
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17/* BIG_TIME:
18 * This symbol is defined if Time_t is an unsigned type on this system.
19 */
20#define BIG_TIME
21
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22#define HAS_KILL
23#define HAS_WAIT
4ea6d94f 24#define HAS_DLERROR
367f3c24 25#define HAS_WAITPID_RUNTIME (_emx_env & 0x200)
4ea6d94f 26
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27/* HAS_PASSWD
28 * This symbol, if defined, indicates that the getpwnam() and
29 * getpwuid() routines are available to get password entries.
30 * The getpwent() has a separate definition, HAS_GETPWENT.
31 */
32#define HAS_PASSWD
33
34/* HAS_GROUP
35 * This symbol, if defined, indicates that the getgrnam() and
36 * getgrgid() routines are available to get group entries.
37 * The getgrent() has a separate definition, HAS_GETGRENT.
38 */
39#define HAS_GROUP
40#define HAS_GETGRENT /* fake */
41#define HAS_SETGRENT /* fake */
42#define HAS_ENDGRENT /* fake */
43
4ea6d94f 44/* USEMYBINMODE
45 * This symbol, if defined, indicates that the program should
16fe6d59 46 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
4ea6d94f 47 * that a file is in "binary" mode -- that is, that no translation
48 * of bytes occurs on read or write operations.
49 */
50#undef USEMYBINMODE
51
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52/* Stat_t:
53 * This symbol holds the type used to declare buffers for information
54 * returned by stat(). It's usually just struct stat. It may be necessary
55 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
56 * information.
57 */
58#define Stat_t struct stat
59
4ea6d94f 60/* USE_STAT_RDEV:
61 * This symbol is defined if this system has a stat structure declaring
62 * st_rdev
63 */
64#define USE_STAT_RDEV /**/
65
66/* ACME_MESS:
67 * This symbol, if defined, indicates that error messages should be
68 * should be generated in a format that allows the use of the Acme
69 * GUI/editor's autofind feature.
70 */
71#undef ACME_MESS /**/
4633a7c4 72
44a8e56a 73/* ALTERNATE_SHEBANG:
74 * This symbol, if defined, contains a "magic" string which may be used
75 * as the first line of a Perl program designed to be executed directly
76 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
77 * begins with a character other then #, then Perl will only treat
78 * it as a command line if if finds the string "perl" in the first
79 * word; otherwise it's treated as the first line of code in the script.
80 * (IOW, Perl won't hand off to another interpreter via an alternate
81 * shebang sequence that might be legal Perl code.)
82 */
aa689395 83#define ALTERNATE_SHEBANG "extproc "
44a8e56a 84
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85#ifndef SIGABRT
86# define SIGABRT SIGILL
87#endif
88#ifndef SIGILL
89# define SIGILL 6 /* blech */
90#endif
7766f137 91#define ABORT() kill(PerlProc_getpid(),SIGABRT);
4633a7c4 92
760ac839 93#define BIT_BUCKET "/dev/nul" /* Will this work? */
c07a80fd 94
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95/* Apparently TCPIPV4 defines may be included even with only IAK present */
96
97#if !defined(NO_TCPIPV4) && !defined(TCPIPV4)
98# define TCPIPV4
99# define TCPIPV4_FORCED /* Just in case */
100#endif
101
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102#if defined(I_SYS_UN) && !defined(TCPIPV4)
103/* It is not working without TCPIPV4 defined. */
104# undef I_SYS_UN
105#endif
dd96f567 106
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107#ifdef USE_ITHREADS
108
109#define do_spawn(a) os2_do_spawn(aTHX_ (a))
110#define do_aspawn(a,b,c) os2_do_aspawn(aTHX_ (a),(b),(c))
111
112#define OS2_ERROR_ALREADY_POSTED 299 /* Avoid os2.h */
113
114extern int rc;
115
116#define MUTEX_INIT(m) \
117 STMT_START { \
118 int rc; \
119 if ((rc = _rmutex_create(m,0))) \
120 Perl_croak_nocontext("panic: MUTEX_INIT: rc=%i", rc); \
121 } STMT_END
122#define MUTEX_LOCK(m) \
123 STMT_START { \
124 int rc; \
125 if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
126 Perl_croak_nocontext("panic: MUTEX_LOCK: rc=%i", rc); \
127 } STMT_END
128#define MUTEX_UNLOCK(m) \
129 STMT_START { \
130 int rc; \
131 if ((rc = _rmutex_release(m))) \
132 Perl_croak_nocontext("panic: MUTEX_UNLOCK: rc=%i", rc); \
133 } STMT_END
134#define MUTEX_DESTROY(m) \
135 STMT_START { \
136 int rc; \
137 if ((rc = _rmutex_close(m))) \
138 Perl_croak_nocontext("panic: MUTEX_DESTROY: rc=%i", rc); \
139 } STMT_END
140
141#define COND_INIT(c) \
142 STMT_START { \
143 int rc; \
144 if ((rc = DosCreateEventSem(NULL,c,0,0))) \
145 Perl_croak_nocontext("panic: COND_INIT: rc=%i", rc); \
146 } STMT_END
147#define COND_SIGNAL(c) \
148 STMT_START { \
149 int rc; \
150 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
151 Perl_croak_nocontext("panic: COND_SIGNAL, rc=%ld", rc); \
152 } STMT_END
153#define COND_BROADCAST(c) \
154 STMT_START { \
155 int rc; \
156 if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
157 Perl_croak_nocontext("panic: COND_BROADCAST, rc=%i", rc); \
158 } STMT_END
159/* #define COND_WAIT(c, m) \
160 STMT_START { \
161 if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
162 Perl_croak_nocontext("panic: COND_WAIT"); \
163 } STMT_END
164*/
165#define COND_WAIT(c, m) os2_cond_wait(c,m)
166
167#define COND_WAIT_win32(c, m) \
168 STMT_START { \
169 int rc; \
170 if ((rc = SignalObjectAndWait(*(m),*(c),INFINITE,FALSE))) \
171 Perl_croak_nocontext("panic: COND_WAIT"); \
172 else \
173 MUTEX_LOCK(m); \
174 } STMT_END
175#define COND_DESTROY(c) \
176 STMT_START { \
177 int rc; \
178 if ((rc = DosCloseEventSem(*(c)))) \
179 Perl_croak_nocontext("panic: COND_DESTROY, rc=%i", rc); \
180 } STMT_END
181/*#define THR ((struct thread *) TlsGetValue(PL_thr_key))
182*/
183
184#ifdef USE_SLOW_THREAD_SPECIFIC
185# define pthread_getspecific(k) (*_threadstore())
186# define pthread_setspecific(k,v) (*_threadstore()=v,0)
187# define pthread_key_create(keyp,flag) (*keyp=_gettid(),0)
188#else /* USE_SLOW_THREAD_SPECIFIC */
189# define pthread_getspecific(k) (*(k))
190# define pthread_setspecific(k,v) (*(k)=(v),0)
191# define pthread_key_create(keyp,flag) \
192 ( DosAllocThreadLocalMemory(1,(unsigned long**)keyp) \
193 ? Perl_croak_nocontext("LocalMemory"),1 \
194 : 0 \
195 )
196#endif /* USE_SLOW_THREAD_SPECIFIC */
197#define pthread_key_delete(keyp)
198#define pthread_self() _gettid()
199#define YIELD DosSleep(0)
200
201#ifdef PTHREADS_INCLUDED /* For ./x2p stuff. */
202int pthread_join(pthread_t tid, void **status);
203int pthread_detach(pthread_t tid);
204int pthread_create(pthread_t *tid, const pthread_attr_t *attr,
205 void *(*start_routine)(void*), void *arg);
206#endif /* PTHREAD_INCLUDED */
207
208#define THREADS_ELSEWHERE
209
210#else /* USE_ITHREADS */
211
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212#define do_spawn(a) os2_do_spawn(a)
213#define do_aspawn(a,b,c) os2_do_aspawn((a),(b),(c))
4a6a15c8 214
aa689395 215void Perl_OS2_init(char **);
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216void Perl_OS2_init3(char **envp, void **excH, int flags);
217void Perl_OS2_term(void **excH, int exitstatus, int flags);
aa689395 218
764df951 219/* The code without INIT3 hideously puts env inside: */
365eb7b5 220
764df951 221/* These ones should be in the same block as PERL_SYS_TERM() */
ed344e4f 222#ifdef PERL_CORE
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223
224# define PERL_SYS_INIT3(argcp, argvp, envp) \
225 { void *xreg[2]; \
22f7c9c9 226 MALLOC_CHECK_TAINT(*argcp, *argvp, *envp) \
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227 _response(argcp, argvp); \
228 _wildcard(argcp, argvp); \
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229 Perl_OS2_init3(*envp, xreg, 0)
230
231# define PERL_SYS_INIT(argcp, argvp) { \
232 { void *xreg[2]; \
eacfb5f1 233 _response(argcp, argvp); \
c0c09dfd 234 _wildcard(argcp, argvp); \
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235 Perl_OS2_init3(NULL, xreg, 0)
236
ed344e4f 237#else /* Compiling embedded Perl or Perl extension */
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238
239# define PERL_SYS_INIT3(argcp, argvp, envp) \
240 { void *xreg[2]; \
241 Perl_OS2_init3(*envp, xreg, 0)
242# define PERL_SYS_INIT(argcp, argvp) { \
243 { void *xreg[2]; \
244 Perl_OS2_init3(NULL, xreg, 0)
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245#endif
246
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247#define FORCE_EMX_DEINIT_EXIT 1
248#define FORCE_EMX_DEINIT_CRT_TERM 2
249#define FORCE_EMX_DEINIT_RUN_ATEXIT 4
250
251#define PERL_SYS_TERM2(xreg,flags) \
252 Perl_OS2_term(xreg, 0, flags); \
253 MALLOC_TERM
254
255#define PERL_SYS_TERM1(xreg) \
256 Perl_OS2_term(xreg, 0, FORCE_EMX_DEINIT_RUN_ATEXIT)
257
258/* This one should come in pair with PERL_SYS_INIT() and in the same block */
259#define PERL_SYS_TERM() \
260 PERL_SYS_TERM1(xreg); \
261 }
262
ed344e4f 263#ifndef __EMX__
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264# define PERL_CALLCONV _System
265#endif
ed344e4f 266
4ea6d94f 267/* #define PERL_SYS_TERM() STMT_START { \
268 if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
269
8cc95fdb 270#define dXSUB_SYS OS2_XS_init()
eacfb5f1 271
4ea6d94f 272#ifdef PERL_IS_AOUT
4a6a15c8 273/* # define HAS_FORK */
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274/* # define HIDEMYMALLOC */
275/* # define PERL_SBRK_VIA_MALLOC */ /* gets off-page sbrk... */
276#else /* !PERL_IS_AOUT */
277# ifndef PERL_FOR_X2P
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278# ifdef EMX_BAD_SBRK
279# define USE_PERL_SBRK
280# endif
281# else
282# define PerlIO FILE
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283# endif
284# define SYSTEM_ALLOC(a) sys_alloc(a)
285
286void *sys_alloc(int size);
287
288#endif /* !PERL_IS_AOUT */
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289#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
290# define PerlIO FILE
291#endif
4ea6d94f 292
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293/* os2ish is used from a2p/a2p.h without pTHX/pTHX_ first being
294 * defined. Hack around this to get us to compile.
295*/
296#ifdef PTHX_UNUSED
297# ifndef pTHX
298# define pTHX
299# endif
300# ifndef pTHX_
301# define pTHX_
302# endif
303#endif
304
c0c09dfd 305#define TMPPATH1 "plXXXXXX"
622913ab 306extern const char *tmppath;
23da6c43 307PerlIO *my_syspopen(pTHX_ char *cmd, char *mode);
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308/* Cannot prototype with I32 at this point. */
309int my_syspclose(PerlIO *f);
55497cff 310FILE *my_tmpfile (void);
311char *my_tmpnam (char *);
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312int my_mkdir (__const__ char *, long);
313int my_rmdir (__const__ char *);
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314struct passwd *my_getpwent (void);
315void my_setpwent (void);
316void my_endpwent (void);
a64c954a 317char *gcvt_os2(double value, int digits, char *buffer);
f72c975a 318
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319#define MAX_SLEEP (((1<30) / (1000/4))-1) /* 1<32 msec */
320
321static __inline__ unsigned
322my_sleep(unsigned sec)
323{
324 int remain;
325 while (sec > MAX_SLEEP) {
326 sec -= MAX_SLEEP;
327 remain = sleep(MAX_SLEEP);
328 if (remain)
329 return remain + sec;
330 }
331 return sleep(sec);
332}
333
334#define sleep my_sleep
335
336#ifndef INCL_DOS
337unsigned long DosSleep(unsigned long);
338unsigned long DosAllocThreadLocalMemory (unsigned long cb, unsigned long **p);
339#endif
340
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341struct group *getgrent (void);
342void setgrent (void);
343void endgrent (void);
344
345struct passwd *my_getpwuid (uid_t);
346struct passwd *my_getpwnam (__const__ char *);
55497cff 347
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348#undef L_tmpnam
349#define L_tmpnam MAXPATHLEN
350
55497cff 351#define tmpfile my_tmpfile
352#define tmpnam my_tmpnam
3ed26a2c 353#define isatty _isterm
44a8e56a 354#define rand random
355#define srand srandom
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356#define strtoll _strtoll
357#define strtoull _strtoull
eacfb5f1 358
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359#define usleep(usec) ((void)_sleep2(((usec)+500)/1000))
360
361
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362/*
363 * fwrite1() should be a routine with the same calling sequence as fwrite(),
364 * but which outputs all of the bytes requested as a single stream (unlike
365 * fwrite() itself, which on some systems outputs several distinct records
366 * if the number_of_items parameter is >1).
367 */
368#define fwrite1 fwrite
369
370#define my_getenv(var) getenv(var)
367f3c24 371#define flock my_flock
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372#define rmdir my_rmdir
373#define mkdir my_mkdir
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374#define setpwent my_setpwent
375#define getpwent my_getpwent
376#define endpwent my_endpwent
377#define getpwuid my_getpwuid
378#define getpwnam my_getpwnam
4633a7c4 379
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380void *emx_calloc (size_t, size_t);
381void emx_free (void *);
382void *emx_malloc (size_t);
383void *emx_realloc (void *, size_t);
384
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385/*****************************************************************************/
386
387#include <stdlib.h> /* before the following definitions */
388#include <unistd.h> /* before the following definitions */
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389#include <fcntl.h>
390#include <sys/stat.h>
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391
392#define chdir _chdir2
393#define getcwd _getcwd2
394
395/* This guy is needed for quick stdstd */
396
397#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
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398 /* Perl uses ungetc only with successful return */
399# define ungetc(c,fp) \
400 (FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
401 ? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
402#endif
403
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404#define PERLIO_IS_BINMODE_FD(fd) _PERLIO_IS_BINMODE_FD(fd)
405
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406#ifdef __GNUG__
407# define HAS_BOOL
408#endif
409#ifndef HAS_BOOL
410# define bool char
411# define HAS_BOOL 1
412#endif
413
ab8d95c9 414#include <emx/io.h> /* for _fd_flags() prototype */
377cf4e9 415
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416static inline bool
417_PERLIO_IS_BINMODE_FD(int fd)
418{
419 int *pflags = _fd_flags(fd);
420
421 return pflags && (*pflags) & O_BINARY;
422}
423
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424/* ctermid is missing from emx0.9d */
425char *ctermid(char *s);
426
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427#define OP_BINARY O_BINARY
428
429#define OS2_STAT_HACK 1
430#if OS2_STAT_HACK
431
432#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
5c728af0 433#define Fstat(fd,bufptr) os2_fstat((fd),(bufptr))
365eb7b5 434#define Fflush(fp) fflush(fp)
8cc95fdb 435#define Mkdir(path,mode) mkdir((path),(mode))
5c728af0 436#define chmod(path,mode) os2_chmod((path),(mode))
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437
438#undef S_IFBLK
439#undef S_ISBLK
5c728af0 440#define S_IFBLK 0120000 /* Hacks to make things compile... */
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441#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
442
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443int os2_chmod(const char *name, int pmode);
444int os2_fstat(int handle, struct stat *st);
445
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446#else
447
448#define Stat(fname,bufptr) stat((fname),(bufptr))
449#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5 450#define Fflush(fp) fflush(fp)
8cc95fdb 451#define Mkdir(path,mode) mkdir((path),(mode))
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452
453#endif
365eb7b5 454
44a8e56a 455/* With SD386 it is impossible to debug register variables. */
456#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
457# define register
458#endif
459
365eb7b5 460/* Our private OS/2 specific data. */
461
462typedef struct OS2_Perl_data {
463 unsigned long flags;
464 unsigned long phab;
465 int (*xs_init)();
4ea6d94f 466 unsigned long rc;
467 unsigned long severity;
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468 unsigned long phmq; /* Handle to message queue */
469 unsigned long phmq_refcnt;
470 unsigned long phmq_servers;
471 unsigned long initial_mode; /* VIO etc. mode we were started in */
622913ab 472 unsigned long morph_refcnt;
365eb7b5 473} OS2_Perl_data_t;
474
475extern OS2_Perl_data_t OS2_Perl_data;
476
4ea6d94f 477#define Perl_hab ((HAB)OS2_Perl_data.phab)
478#define Perl_rc (OS2_Perl_data.rc)
479#define Perl_severity (OS2_Perl_data.severity)
480#define errno_isOS2 12345678
ed344e4f 481#define errno_isOS2_set 12345679
4ea6d94f 482#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5 483#define Perl_HAB_set_f 1
4ea6d94f 484#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
485#define set_Perl_HAB_f (OS2_Perl_flags |= Perl_HAB_set_f)
486#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
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487#define _obtain_Perl_HAB (init_PMWIN_entries(), \
488 Perl_hab = (*PMWIN_entries.Initialize)(0), \
489 set_Perl_HAB_f, Perl_hab)
490#define perl_hab_GET() (Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
491#define Acquire_hab() perl_hab_GET()
492#define Perl_hmq ((HMQ)OS2_Perl_data.phmq)
493#define Perl_hmq_refcnt (OS2_Perl_data.phmq_refcnt)
494#define Perl_hmq_servers (OS2_Perl_data.phmq_servers)
495#define Perl_os2_initial_mode (OS2_Perl_data.initial_mode)
622913ab 496#define Perl_morph_refcnt (OS2_Perl_data.morph_refcnt)
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497
498unsigned long Perl_hab_GET();
499unsigned long Perl_Register_MQ(int serve);
500void Perl_Deregister_MQ(int serve);
501int Perl_Serve_Messages(int force);
502/* Cannot prototype with I32 at this point. */
503int Perl_Process_Messages(int force, long *cntp);
23da6c43 504char *os2_execname(pTHX);
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505
506struct _QMSG;
507struct PMWIN_entries_t {
508 unsigned long (*Initialize)( unsigned long fsOptions );
509 unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
510 int (*DestroyMsgQueue)(unsigned long hmq);
511 int (*PeekMsg)(unsigned long hab, struct _QMSG *pqmsg,
512 unsigned long hwndFilter, unsigned long msgFilterFirst,
513 unsigned long msgFilterLast, unsigned long fl);
514 int (*GetMsg)(unsigned long hab, struct _QMSG *pqmsg,
515 unsigned long hwndFilter, unsigned long msgFilterFirst,
516 unsigned long msgFilterLast);
517 void * (*DispatchMsg)(unsigned long hab, struct _QMSG *pqmsg);
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518 unsigned long (*GetLastError)(unsigned long hab);
519 unsigned long (*CancelShutdown)(unsigned long hmq, unsigned long fCancelAlways);
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520};
521extern struct PMWIN_entries_t PMWIN_entries;
522void init_PMWIN_entries(void);
523
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524#define perl_hmq_GET(serve) Perl_Register_MQ(serve)
525#define perl_hmq_UNSET(serve) Perl_Deregister_MQ(serve)
4bfbfac5 526
23da6c43 527#define OS2_XS_init() (*OS2_Perl_data.xs_init)(aTHX)
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528
529#if _EMX_CRT_REV_ >= 60
530# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2_set, \
531 _setsyserrno(rc))
532#else
533# define os2_setsyserrno(rc) (Perl_rc = rc, errno = errno_isOS2)
534#endif
535
4ea6d94f 536/* The expressions below return true on error. */
4a6a15c8 537/* INCL_DOSERRORS needed. rc should be declared outside. */
4ab57fcb 538#define CheckOSError(expr) ((rc = (expr)) ? (FillOSError(rc), rc) : 0)
4ea6d94f 539/* INCL_WINERRORS needed. */
4ea6d94f 540#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
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541
542/* This form propagates the return value, setting $^E if needed */
543#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
544
545/* This form propagates the return value, dieing with $^E if needed */
546#define SaveCroakWinError(expr,die,name1,name2) \
547 ((expr) ? : (CroakWinError(die,name1 name2), 0))
548
ed344e4f 549#define FillOSError(rc) (os2_setsyserrno(rc), \
4ea6d94f 550 Perl_severity = SEVERITY_ERROR)
5ba48348 551
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552#define WinError_2_Perl_rc \
553 ( init_PMWIN_entries(), \
554 Perl_rc=(*PMWIN_entries.GetLastError)(perl_hab_GET()) )
555
556/* Calling WinGetLastError() resets the error code of the current thread.
557 Since for some Win* API return value 0 is normal, one needs to call
558 this before calling them to distinguish normal and anomalous returns. */
559/*#define ResetWinError() WinError_2_Perl_rc */
560
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561/* At this moment init_PMWIN_entries() should be a nop (WinInitialize should
562 be called already, right?), so we do not risk stepping over our own error */
30500b05 563#define FillWinError ( WinError_2_Perl_rc, \
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564 Perl_severity = ERRORIDSEV(Perl_rc), \
565 Perl_rc = ERRORIDERROR(Perl_rc), \
566 os2_setsyserrno(Perl_rc))
4ea6d94f 567
760ac839 568#define STATIC_FILE_LENGTH 127
ff68c719 569
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570 /* This should match loadOrdinals[] array in os2.c */
571enum entries_ordinals {
572 ORD_DosQueryExtLibpath,
573 ORD_DosSetExtLibpath,
574 ORD_DosVerifyPidTid,
575 ORD_SETHOSTENT,
576 ORD_SETNETENT,
577 ORD_SETPROTOENT,
578 ORD_SETSERVENT,
579 ORD_GETHOSTENT,
580 ORD_GETNETENT,
581 ORD_GETPROTOENT,
582 ORD_GETSERVENT,
583 ORD_ENDHOSTENT,
584 ORD_ENDNETENT,
585 ORD_ENDPROTOENT,
586 ORD_ENDSERVENT,
587 ORD_WinInitialize,
588 ORD_WinCreateMsgQueue,
589 ORD_WinDestroyMsgQueue,
590 ORD_WinPeekMsg,
591 ORD_WinGetMsg,
592 ORD_WinDispatchMsg,
593 ORD_WinGetLastError,
594 ORD_WinCancelShutdown,
595 ORD_RexxStart,
596 ORD_RexxVariablePool,
597 ORD_RexxRegisterFunctionExe,
598 ORD_RexxDeregisterFunction,
599 ORD_DOSSMSETTITLE,
600 ORD_PRF32QUERYPROFILESIZE,
601 ORD_PRF32OPENPROFILE,
602 ORD_PRF32CLOSEPROFILE,
603 ORD_PRF32QUERYPROFILE,
604 ORD_PRF32RESET,
605 ORD_PRF32QUERYPROFILEDATA,
606 ORD_PRF32WRITEPROFILEDATA,
607
608 ORD_WinChangeSwitchEntry,
609 ORD_WinQuerySwitchEntry,
610 ORD_WinQuerySwitchHandle,
611 ORD_WinQuerySwitchList,
612 ORD_WinSwitchToProgram,
613 ORD_WinBeginEnumWindows,
614 ORD_WinEndEnumWindows,
615 ORD_WinEnumDlgItem,
616 ORD_WinGetNextWindow,
617 ORD_WinIsChild,
618 ORD_WinQueryActiveWindow,
619 ORD_WinQueryClassName,
620 ORD_WinQueryFocus,
621 ORD_WinQueryWindow,
622 ORD_WinQueryWindowPos,
623 ORD_WinQueryWindowProcess,
624 ORD_WinQueryWindowText,
625 ORD_WinQueryWindowTextLength,
626 ORD_WinSetFocus,
627 ORD_WinSetWindowPos,
628 ORD_WinSetWindowText,
629 ORD_WinShowWindow,
630 ORD_WinIsWindow,
631 ORD_WinWindowFromId,
632 ORD_WinWindowFromPoint,
633 ORD_WinPostMsg,
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634 ORD_WinEnableWindow,
635 ORD_WinEnableWindowUpdate,
636 ORD_WinIsWindowEnabled,
637 ORD_WinIsWindowShowing,
638 ORD_WinIsWindowVisible,
639 ORD_WinQueryWindowPtr,
640 ORD_WinQueryWindowULong,
641 ORD_WinQueryWindowUShort,
642 ORD_WinSetWindowBits,
643 ORD_WinSetWindowPtr,
644 ORD_WinSetWindowULong,
645 ORD_WinSetWindowUShort,
646 ORD_WinQueryDesktopWindow,
647 ORD_WinSetActiveWindow,
648 ORD_DosQueryModFromEIP,
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649 ORD_Dos32QueryHeaderInfo,
650 ORD_DosTmrQueryFreq,
651 ORD_DosTmrQueryTime,
652 ORD_WinQueryActiveDesktopPathname,
653 ORD_WinInvalidateRect,
654 ORD_WinCreateFrameControls,
655 ORD_WinQueryClipbrdFmtInfo,
656 ORD_WinQueryClipbrdOwner,
657 ORD_WinQueryClipbrdViewer,
658 ORD_WinQueryClipbrdData,
659 ORD_WinOpenClipbrd,
660 ORD_WinCloseClipbrd,
661 ORD_WinSetClipbrdData,
662 ORD_WinSetClipbrdOwner,
663 ORD_WinSetClipbrdViewer,
664 ORD_WinEnumClipbrdFmts,
665 ORD_WinEmptyClipbrd,
666 ORD_WinAddAtom,
667 ORD_WinFindAtom,
668 ORD_WinDeleteAtom,
669 ORD_WinQueryAtomUsage,
670 ORD_WinQueryAtomName,
671 ORD_WinQueryAtomLength,
672 ORD_WinQuerySystemAtomTable,
673 ORD_WinCreateAtomTable,
674 ORD_WinDestroyAtomTable,
675 ORD_WinOpenWindowDC,
676 ORD_DevOpenDC,
677 ORD_DevQueryCaps,
678 ORD_DevCloseDC,
679 ORD_WinMessageBox,
680 ORD_WinMessageBox2,
681 ORD_WinQuerySysValue,
682 ORD_WinSetSysValue,
683 ORD_WinAlarm,
684 ORD_WinFlashWindow,
685 ORD_WinLoadPointer,
686 ORD_WinQuerySysPointer,
4ab57fcb 687 ORD_DosReplaceModule,
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688 ORD_NENTRIES
689};
690
691/* RET: return type, AT: argument signature in (), ARGS: should be in () */
692#define CallORD(ret,o,at,args) (((ret (*)at) loadByOrdinal(o, 1))args)
693#define DeclFuncByORD(ret,name,o,at,args) \
694 ret name at { return CallORD(ret,o,at,args); }
695#define DeclVoidFuncByORD(name,o,at,args) \
696 void name at { CallORD(void,o,at,args); }
697
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698/* This function returns error code on error, and saves the error info in $^E and Perl_rc */
699#define DeclOSFuncByORD_native(ret,name,o,at,args) \
700 ret name at { unsigned long rc; return CheckOSError(CallORD(ret,o,at,args)); }
701
702/* These functions return false on error, and save the error info in $^E and Perl_rc */
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703#define DeclOSFuncByORD(ret,name,o,at,args) \
704 ret name at { unsigned long rc; return !CheckOSError(CallORD(ret,o,at,args)); }
705#define DeclWinFuncByORD(ret,name,o,at,args) \
706 ret name at { return SaveWinError(CallORD(ret,o,at,args)); }
707
708#define AssignFuncPByORD(p,o) (*(Perl_PFN*)&(p) = (loadByOrdinal(o, 1)))
709
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710/* This flavor caches the procedure pointer (named as p__Win#name) locally */
711#define DeclWinFuncByORD_CACHE(ret,name,o,at,args) \
712 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,1)
713
714/* This flavor may reset the last error before the call (if ret=0 may be OK) */
715#define DeclWinFuncByORD_CACHE_resetError(ret,name,o,at,args) \
716 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,1)
717
718/* Two flavors below do the same as above, but do not auto-croak */
719/* This flavor caches the procedure pointer (named as p__Win#name) locally */
720#define DeclWinFuncByORD_CACHE_survive(ret,name,o,at,args) \
721 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,0,0)
722
723/* This flavor may reset the last error before the call (if ret=0 may be OK) */
724#define DeclWinFuncByORD_CACHE_resetError_survive(ret,name,o,at,args) \
725 DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,1,0)
726
727#define DeclWinFuncByORD_CACHE_r(ret,name,o,at,args,r,die) \
728 static ret (*CAT2(p__Win,name)) at; \
729 static ret name at { \
730 if (!CAT2(p__Win,name)) \
731 AssignFuncPByORD(CAT2(p__Win,name), o); \
732 if (r) ResetWinError(); \
733 return SaveCroakWinError(CAT2(p__Win,name) args, die, "[Win]", STRINGIFY(name)); }
734
735/* These flavors additionally assume ORD is name with prepended ORD_Win */
736#define DeclWinFunc_CACHE(ret,name,at,args) \
737 DeclWinFuncByORD_CACHE(ret,name,CAT2(ORD_Win,name),at,args)
738#define DeclWinFunc_CACHE_resetError(ret,name,at,args) \
739 DeclWinFuncByORD_CACHE_resetError(ret,name,CAT2(ORD_Win,name),at,args)
740#define DeclWinFunc_CACHE_survive(ret,name,at,args) \
741 DeclWinFuncByORD_CACHE_survive(ret,name,CAT2(ORD_Win,name),at,args)
742#define DeclWinFunc_CACHE_resetError_survive(ret,name,at,args) \
743 DeclWinFuncByORD_CACHE_resetError_survive(ret,name,CAT2(ORD_Win,name),at,args)
744
745void ResetWinError(void);
746void CroakWinError(int die, char *name);
747
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748#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
749char *perllib_mangle(char *, unsigned int);
4ea6d94f 750
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751#define fork fork_with_resources
752
46c6a8ac 753#ifdef EINTR /* x2p do not include perl.h!!! */
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754static __inline__ int
755my_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout)
756{
757 if (nfds == 0 && timeout && (_emx_env & 0x200)) {
758 if (DosSleep(1000 * timeout->tv_sec + (timeout->tv_usec + 500)/1000) == 0)
759 return 0;
760 errno = EINTR;
761 return -1;
762 }
763 return select(nfds, readfds, writefds, exceptfds, timeout);
764}
765
766#define select my_select
46c6a8ac 767#endif
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768
769
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770typedef int (*Perl_PFN)();
771Perl_PFN loadByOrdinal(enum entries_ordinals ord, int fail);
772extern const Perl_PFN * const pExtFCN;
4ea6d94f 773char *os2error(int rc);
2d766320 774int os2_stat(const char *name, struct stat *st);
5c728af0 775int fork_with_resources();
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776int setpriority(int which, int pid, int val);
777int getpriority(int which /* ignored */, int pid);
778
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779void croak_with_os2error(char *s) __attribute__((noreturn));
780
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781#ifdef PERL_CORE
782int os2_do_spawn(pTHX_ char *cmd);
622913ab 783int os2_do_aspawn(pTHX_ SV *really, SV **vmark, SV **vsp);
2d766320 784#endif
4ea6d94f 785
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786#ifndef LOG_DAEMON
787
788/* Replacement for syslog.h */
789# define LOG_EMERG 0 /* system is unusable */
790# define LOG_ALERT 1 /* action must be taken immediately */
791# define LOG_CRIT 2 /* critical conditions */
792# define LOG_ERR 3 /* error conditions */
793# define LOG_WARNING 4 /* warning conditions */
794# define LOG_NOTICE 5 /* normal but significant condition */
795# define LOG_INFO 6 /* informational */
796# define LOG_DEBUG 7 /* debug-level messages */
797
798# define LOG_PRIMASK 0x007 /* mask to extract priority part (internal) */
799 /* extract priority */
800# define LOG_PRI(p) ((p) & LOG_PRIMASK)
801# define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
802
803/* facility codes */
804# define LOG_KERN (0<<3) /* kernel messages */
805# define LOG_USER (1<<3) /* random user-level messages */
806# define LOG_MAIL (2<<3) /* mail system */
807# define LOG_DAEMON (3<<3) /* system daemons */
808# define LOG_AUTH (4<<3) /* security/authorization messages */
809# define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
810# define LOG_LPR (6<<3) /* line printer subsystem */
811# define LOG_NEWS (7<<3) /* network news subsystem */
812# define LOG_UUCP (8<<3) /* UUCP subsystem */
813# define LOG_CRON (15<<3) /* clock daemon */
814 /* other codes through 15 reserved for system use */
815# define LOG_LOCAL0 (16<<3) /* reserved for local use */
816# define LOG_LOCAL1 (17<<3) /* reserved for local use */
817# define LOG_LOCAL2 (18<<3) /* reserved for local use */
818# define LOG_LOCAL3 (19<<3) /* reserved for local use */
819# define LOG_LOCAL4 (20<<3) /* reserved for local use */
820# define LOG_LOCAL5 (21<<3) /* reserved for local use */
821# define LOG_LOCAL6 (22<<3) /* reserved for local use */
822# define LOG_LOCAL7 (23<<3) /* reserved for local use */
823
824# define LOG_NFACILITIES 24 /* current number of facilities */
825# define LOG_FACMASK 0x03f8 /* mask to extract facility part */
826 /* facility of pri */
827# define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
828
829/*
830 * arguments to setlogmask.
831 */
832# define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
833# define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
834
835/*
836 * Option flags for openlog.
837 *
838 * LOG_ODELAY no longer does anything.
839 * LOG_NDELAY is the inverse of what it used to be.
840 */
841# define LOG_PID 0x01 /* log the pid with each message */
842# define LOG_CONS 0x02 /* log on the console if errors in sending */
843# define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
844# define LOG_NDELAY 0x08 /* don't delay open */
845# define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
846# define LOG_PERROR 0x20 /* log to stderr as well */
847
848#endif
849
4ea6d94f 850/* ************************************************************ */
851#define Dos32QuerySysState DosQuerySysState
852#define QuerySysState(flags, pid, buf, bufsz) \
853 Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
854
855#define QSS_PROCESS 1
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856#define QSS_MODULE 4
857#define QSS_SEMAPHORES 2
4ea6d94f 858#define QSS_FILE 8 /* Buggy until fixpack18 */
859#define QSS_SHARED 16
860
ed344e4f 861#ifdef _OS2_H
4ea6d94f 862
863APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
864 ULONG _res_,PVOID buf,ULONG bufsz);
865typedef struct {
866 ULONG threadcnt;
867 ULONG proccnt;
868 ULONG modulecnt;
869} QGLOBAL, *PQGLOBAL;
870
871typedef struct {
872 ULONG rectype;
873 USHORT threadid;
874 USHORT slotid;
875 ULONG sleepid;
876 ULONG priority;
877 ULONG systime;
878 ULONG usertime;
879 UCHAR state;
880 UCHAR _reserved1_; /* padding to ULONG */
881 USHORT _reserved2_; /* padding to ULONG */
882} QTHREAD, *PQTHREAD;
883
884typedef struct {
885 USHORT sfn;
886 USHORT refcnt;
887 USHORT flags1;
888 USHORT flags2;
889 USHORT accmode1;
890 USHORT accmode2;
891 ULONG filesize;
892 USHORT volhnd;
893 USHORT attrib;
894 USHORT _reserved_;
895} QFDS, *PQFDS;
896
897typedef struct qfile {
898 ULONG rectype;
899 struct qfile *next;
900 ULONG opencnt;
901 PQFDS filedata;
902 char name[1];
903} QFILE, *PQFILE;
904
905typedef struct {
906 ULONG rectype;
907 PQTHREAD threads;
908 USHORT pid;
909 USHORT ppid;
910 ULONG type;
911 ULONG state;
912 ULONG sessid;
913 USHORT hndmod;
914 USHORT threadcnt;
915 ULONG privsem32cnt;
916 ULONG _reserved2_;
917 USHORT sem16cnt;
918 USHORT dllcnt;
919 USHORT shrmemcnt;
920 USHORT fdscnt;
921 PUSHORT sem16s;
922 PUSHORT dlls;
923 PUSHORT shrmems;
924 PUSHORT fds;
925} QPROCESS, *PQPROCESS;
926
927typedef struct sema {
928 struct sema *next;
929 USHORT refcnt;
930 UCHAR sysflags;
931 UCHAR sysproccnt;
932 ULONG _reserved1_;
933 USHORT index;
934 CHAR name[1];
935} QSEMA, *PQSEMA;
936
937typedef struct {
938 ULONG rectype;
939 ULONG _reserved1_;
940 USHORT _reserved2_;
941 USHORT syssemidx;
942 ULONG index;
943 QSEMA sema;
944} QSEMSTRUC, *PQSEMSTRUC;
945
946typedef struct {
947 USHORT pid;
948 USHORT opencnt;
949} QSEMOWNER32, *PQSEMOWNER32;
950
951typedef struct {
952 PQSEMOWNER32 own;
953 PCHAR name;
954 PVOID semrecs; /* array of associated sema's */
955 USHORT flags;
956 USHORT semreccnt;
957 USHORT waitcnt;
958 USHORT _reserved_; /* padding to ULONG */
959} QSEMSMUX32, *PQSEMSMUX32;
960
961typedef struct {
962 PQSEMOWNER32 own;
963 PCHAR name;
964 PQSEMSMUX32 mux;
965 USHORT flags;
966 USHORT postcnt;
967} QSEMEV32, *PQSEMEV32;
968
969typedef struct {
970 PQSEMOWNER32 own;
971 PCHAR name;
972 PQSEMSMUX32 mux;
973 USHORT flags;
974 USHORT refcnt;
975 USHORT thrdnum;
976 USHORT _reserved_; /* padding to ULONG */
977} QSEMMUX32, *PQSEMMUX32;
978
979typedef struct semstr32 {
980 struct semstr *next;
981 QSEMEV32 evsem;
982 QSEMMUX32 muxsem;
983 QSEMSMUX32 smuxsem;
984} QSEMSTRUC32, *PQSEMSTRUC32;
985
986typedef struct shrmem {
987 struct shrmem *next;
988 USHORT hndshr;
989 USHORT selshr;
990 USHORT refcnt;
991 CHAR name[1];
992} QSHRMEM, *PQSHRMEM;
993
994typedef struct module {
995 struct module *next;
996 USHORT hndmod;
997 USHORT type;
998 ULONG refcnt;
999 ULONG segcnt;
1000 PVOID _reserved_;
1001 PCHAR name;
1002 USHORT modref[1];
1003} QMODULE, *PQMODULE;
1004
1005typedef struct {
1006 PQGLOBAL gbldata;
1007 PQPROCESS procdata;
1008 PQSEMSTRUC semadata;
1009 PQSEMSTRUC32 sem32data;
1010 PQSHRMEM shrmemdata;
1011 PQMODULE moddata;
1012 PVOID _reserved2_;
1013 PQFILE filedata;
1014} QTOPLEVEL, *PQTOPLEVEL;
1015/* ************************************************************ */
1016
1017PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
1018
ed344e4f 1019#endif /* _OS2_H */
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