[p5sagit/p5-mst-13.2.git] / os2 / os2ish.h

#include <signal.h>

/* HAS_IOCTL:
 *	This symbol, if defined, indicates that the ioctl() routine is
 *	available to set I/O characteristics
 */
#define	HAS_IOCTL		/**/
 
/* HAS_UTIME:
 *	This symbol, if defined, indicates that the routine utime() is
 *	available to update the access and modification times of files.
 */
#define HAS_UTIME		/**/

#define HAS_KILL
#define HAS_WAIT
#define HAS_DLERROR
#define HAS_WAITPID_RUNTIME (_emx_env & 0x200)

/* USEMYBINMODE
 *	This symbol, if defined, indicates that the program should
 *	use the routine my_binmode(FILE *fp, char iotype) to insure
 *	that a file is in "binary" mode -- that is, that no translation
 *	of bytes occurs on read or write operations.
 */
#undef USEMYBINMODE

/* USE_STAT_RDEV:
 *	This symbol is defined if this system has a stat structure declaring
 *	st_rdev
 */
#define USE_STAT_RDEV 	/**/

/* ACME_MESS:
 *	This symbol, if defined, indicates that error messages should be 
 *	should be generated in a format that allows the use of the Acme
 *	GUI/editor's autofind feature.
 */
#undef ACME_MESS	/**/

/* ALTERNATE_SHEBANG:
 *	This symbol, if defined, contains a "magic" string which may be used
 *	as the first line of a Perl program designed to be executed directly
 *	by name, instead of the standard Unix #!.  If ALTERNATE_SHEBANG
 *	begins with a character other then #, then Perl will only treat
 *	it as a command line if if finds the string "perl" in the first
 *	word; otherwise it's treated as the first line of code in the script.
 *	(IOW, Perl won't hand off to another interpreter via an alternate
 *	shebang sequence that might be legal Perl code.)
 */
#define ALTERNATE_SHEBANG "extproc "

#ifndef SIGABRT
#    define SIGABRT SIGILL
#endif
#ifndef SIGILL
#    define SIGILL 6         /* blech */
#endif
#define ABORT() kill(getpid(),SIGABRT);

#define BIT_BUCKET "/dev/nul"  /* Will this work? */

#if defined(I_SYS_UN) && !defined(TCPIPV4)
/* It is not working without TCPIPV4 defined. */
# undef I_SYS_UN
#endif 

#ifdef USE_THREADS

#define OS2_ERROR_ALREADY_POSTED 299	/* Avoid os2.h */

extern int rc;

#define MUTEX_INIT(m) \
    STMT_START {						\
	int rc;							\
	if ((rc = _rmutex_create(m,0)))				\
	    croak("panic: MUTEX_INIT: rc=%i", rc);		\
    } STMT_END
#define MUTEX_LOCK(m) \
    STMT_START {						\
	int rc;							\
	if ((rc = _rmutex_request(m,_FMR_IGNINT)))		\
	    croak("panic: MUTEX_LOCK: rc=%i", rc);		\
    } STMT_END
#define MUTEX_UNLOCK(m) \
    STMT_START {						\
	int rc;							\
	if ((rc = _rmutex_release(m)))				\
	    croak("panic: MUTEX_UNLOCK: rc=%i", rc);		\
    } STMT_END
#define MUTEX_DESTROY(m) \
    STMT_START {						\
	int rc;							\
	if ((rc = _rmutex_close(m)))				\
	    croak("panic: MUTEX_DESTROY: rc=%i", rc);		\
    } STMT_END

#define COND_INIT(c) \
    STMT_START {						\
	int rc;							\
	if ((rc = DosCreateEventSem(NULL,c,0,0)))		\
	    croak("panic: COND_INIT: rc=%i", rc);		\
    } STMT_END
#define COND_SIGNAL(c) \
    STMT_START {						\
	int rc;							\
	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)		\
	    croak("panic: COND_SIGNAL, rc=%ld", rc);		\
    } STMT_END
#define COND_BROADCAST(c) \
    STMT_START {						\
	int rc;							\
	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
	    croak("panic: COND_BROADCAST, rc=%i", rc);		\
    } STMT_END
/* #define COND_WAIT(c, m) \
    STMT_START {						\
	if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED)	\
	    croak("panic: COND_WAIT");				\
    } STMT_END
*/
#define COND_WAIT(c, m) os2_cond_wait(c,m)

#define COND_WAIT_win32(c, m) \
    STMT_START {						\
	int rc;							\
	if ((rc = SignalObjectAndWait(*(m),*(c),INFINITE,FALSE)))\
	    croak("panic: COND_WAIT");				\
	else							\
	    MUTEX_LOCK(m);					\
    } STMT_END
#define COND_DESTROY(c) \
    STMT_START {						\
	int rc;							\
	if ((rc = DosCloseEventSem(*(c))))			\
	    croak("panic: COND_DESTROY, rc=%i", rc);		\
    } STMT_END
/*#define THR ((struct thread *) TlsGetValue(thr_key))
#define dTHR struct thread *thr = THR
*/

#define pthread_getspecific(k)		(*_threadstore())
#define pthread_setspecific(k,v)	(*_threadstore()=v,0)
#define pthread_self()			_gettid()
#define pthread_key_create(keyp,flag)	(*keyp=_gettid(),0)
#define sched_yield()	DosSleep(0)

#ifdef PTHREADS_INCLUDED		/* For ./x2p stuff. */
int pthread_join(pthread_t tid, void **status);
int pthread_detach(pthread_t tid);
int pthread_create(pthread_t *tid, const pthread_attr_t *attr,
		   void *(*start_routine)(void*), void *arg);
#endif 

#define THREADS_ELSEWHERE

#endif 
 
void Perl_OS2_init(char **);

/* XXX This code hideously puts env inside: */

#define PERL_SYS_INIT(argcp, argvp) STMT_START {	\
    _response(argcp, argvp);			\
    _wildcard(argcp, argvp);			\
    Perl_OS2_init(env);	} STMT_END

#define PERL_SYS_TERM()		MALLOC_TERM

/* #define PERL_SYS_TERM() STMT_START {	\
    if (Perl_HAB_set) WinTerminate(Perl_hab);	} STMT_END */

#define dXSUB_SYS OS2_XS_init()

#ifdef PERL_IS_AOUT
/* #  define HAS_FORK */
/* #  define HIDEMYMALLOC */
/* #  define PERL_SBRK_VIA_MALLOC */ /* gets off-page sbrk... */
#else /* !PERL_IS_AOUT */
#  ifndef PERL_FOR_X2P
#    ifdef EMX_BAD_SBRK
#      define USE_PERL_SBRK
#    endif 
#  else
#    define PerlIO FILE
#  endif 
#  define SYSTEM_ALLOC(a) sys_alloc(a)

void *sys_alloc(int size);

#endif /* !PERL_IS_AOUT */
#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
#  define PerlIO FILE
#endif 

#define TMPPATH tmppath
#define TMPPATH1 "plXXXXXX"
extern char *tmppath;
PerlIO *my_syspopen(char *cmd, char *mode);
/* Cannot prototype with I32 at this point. */
int my_syspclose(PerlIO *f);
FILE *my_tmpfile (void);
char *my_tmpnam (char *);

#define tmpfile	my_tmpfile
#define tmpnam	my_tmpnam
#define isatty	_isterm
#define rand	random
#define srand	srandom

/*
 * fwrite1() should be a routine with the same calling sequence as fwrite(),
 * but which outputs all of the bytes requested as a single stream (unlike
 * fwrite() itself, which on some systems outputs several distinct records
 * if the number_of_items parameter is >1).
 */
#define fwrite1 fwrite

#define my_getenv(var) getenv(var)
#define flock	my_flock

void *emx_calloc (size_t, size_t);
void emx_free (void *);
void *emx_malloc (size_t);
void *emx_realloc (void *, size_t);

/*****************************************************************************/

#include <stdlib.h>	/* before the following definitions */
#include <unistd.h>	/* before the following definitions */

#define chdir	_chdir2
#define getcwd	_getcwd2

/* This guy is needed for quick stdstd  */

#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
	/* Perl uses ungetc only with successful return */
#  define ungetc(c,fp) \
	(FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
	 ? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
#endif

#define OP_BINARY O_BINARY

#define OS2_STAT_HACK 1
#if OS2_STAT_HACK

#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
#define Fstat(fd,bufptr)   fstat((fd),(bufptr))
#define Fflush(fp)         fflush(fp)
#define Mkdir(path,mode)   mkdir((path),(mode))

#undef S_IFBLK
#undef S_ISBLK
#define S_IFBLK		0120000
#define S_ISBLK(mode)	(((mode) & S_IFMT) == S_IFBLK)

#else

#define Stat(fname,bufptr) stat((fname),(bufptr))
#define Fstat(fd,bufptr)   fstat((fd),(bufptr))
#define Fflush(fp)         fflush(fp)
#define Mkdir(path,mode)   mkdir((path),(mode))

#endif

/* With SD386 it is impossible to debug register variables. */
#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
#  define register
#endif

/* Our private OS/2 specific data. */

typedef struct OS2_Perl_data {
  unsigned long flags;
  unsigned long phab;
  int (*xs_init)();
  unsigned long rc;
  unsigned long severity;
} OS2_Perl_data_t;

extern OS2_Perl_data_t OS2_Perl_data;

#define Perl_hab		((HAB)OS2_Perl_data.phab)
#define Perl_rc			(OS2_Perl_data.rc)
#define Perl_severity		(OS2_Perl_data.severity)
#define errno_isOS2		12345678
#define OS2_Perl_flags	(OS2_Perl_data.flags)
#define Perl_HAB_set_f	1
#define Perl_HAB_set	(OS2_Perl_flags & Perl_HAB_set_f)
#define set_Perl_HAB_f	(OS2_Perl_flags |= Perl_HAB_set_f)
#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
#define OS2_XS_init() (*OS2_Perl_data.xs_init)()
/* The expressions below return true on error. */
/* INCL_DOSERRORS needed. rc should be declared outside. */
#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
/* INCL_WINERRORS needed. */
#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
#define FillOSError(rc) (Perl_rc = rc,					\
			errno = errno_isOS2,				\
			Perl_severity = SEVERITY_ERROR) 
#define FillWinError (Perl_rc = WinGetLastError(Perl_hab),		\
			errno = errno_isOS2,				\
			Perl_severity = ERRORIDSEV(Perl_rc),		\
			Perl_rc = ERRORIDERROR(Perl_rc)) 
#define Acquire_hab() if (!Perl_HAB_set) {				\
	   Perl_hab = WinInitialize(0);					\
	   if (!Perl_hab) die("WinInitialize failed");			\
	   set_Perl_HAB_f;						\
	}

#define STATIC_FILE_LENGTH 127

#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
char *perllib_mangle(char *, unsigned int);

char *os2error(int rc);

/* ************************************************************ */
#define Dos32QuerySysState DosQuerySysState
#define QuerySysState(flags, pid, buf, bufsz) \
	Dos32QuerySysState(flags, 0,  pid, 0, buf, bufsz)

#define QSS_PROCESS	1
#define QSS_MODULE	4
#define QSS_SEMAPHORES	2
#define QSS_FILE	8		/* Buggy until fixpack18 */
#define QSS_SHARED	16

#ifdef _OS2EMX_H

APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
			ULONG _res_,PVOID buf,ULONG bufsz);
typedef struct {
	ULONG	threadcnt;
	ULONG	proccnt;
	ULONG	modulecnt;
} QGLOBAL, *PQGLOBAL;

typedef struct {
	ULONG	rectype;
	USHORT	threadid;
	USHORT	slotid;
	ULONG	sleepid;
	ULONG	priority;
	ULONG	systime;
	ULONG	usertime;
	UCHAR	state;
	UCHAR	_reserved1_;	/* padding to ULONG */
	USHORT	_reserved2_;	/* padding to ULONG */
} QTHREAD, *PQTHREAD;

typedef struct {
	USHORT	sfn;
	USHORT	refcnt;
	USHORT	flags1;
	USHORT	flags2;
	USHORT	accmode1;
	USHORT	accmode2;
	ULONG	filesize;
	USHORT  volhnd;
	USHORT	attrib;
	USHORT	_reserved_;
} QFDS, *PQFDS;

typedef struct qfile {
	ULONG		rectype;
	struct qfile	*next;
	ULONG		opencnt;
	PQFDS		filedata;
	char		name[1];
} QFILE, *PQFILE;

typedef struct {
	ULONG	rectype;
	PQTHREAD threads;
	USHORT	pid;
	USHORT	ppid;
	ULONG	type;
	ULONG	state;
	ULONG	sessid;
	USHORT	hndmod;
	USHORT	threadcnt;
	ULONG	privsem32cnt;
	ULONG	_reserved2_;
	USHORT	sem16cnt;
	USHORT	dllcnt;
	USHORT	shrmemcnt;
	USHORT	fdscnt;
	PUSHORT	sem16s;
	PUSHORT	dlls;
	PUSHORT	shrmems;
	PUSHORT	fds;
} QPROCESS, *PQPROCESS;

typedef struct sema {
	struct sema *next;
	USHORT	refcnt;
	UCHAR	sysflags;
	UCHAR	sysproccnt;
	ULONG	_reserved1_;
	USHORT	index;
	CHAR	name[1];
} QSEMA, *PQSEMA;

typedef struct {
	ULONG	rectype;
	ULONG	_reserved1_;
	USHORT	_reserved2_;
	USHORT	syssemidx;
	ULONG	index;
	QSEMA	sema;
} QSEMSTRUC, *PQSEMSTRUC;

typedef struct {
	USHORT	pid;
	USHORT	opencnt;
} QSEMOWNER32, *PQSEMOWNER32;

typedef struct {
	PQSEMOWNER32	own;
	PCHAR		name;
	PVOID		semrecs; /* array of associated sema's */
	USHORT		flags;
	USHORT		semreccnt;
	USHORT		waitcnt;
	USHORT		_reserved_;	/* padding to ULONG */
} QSEMSMUX32, *PQSEMSMUX32;

typedef struct {
	PQSEMOWNER32	own;
	PCHAR		name;
	PQSEMSMUX32	mux;
	USHORT		flags;
	USHORT		postcnt;
} QSEMEV32, *PQSEMEV32;

typedef struct {
	PQSEMOWNER32	own;
	PCHAR		name;
	PQSEMSMUX32	mux;
	USHORT		flags;
	USHORT		refcnt;
	USHORT		thrdnum;
	USHORT		_reserved_;	/* padding to ULONG */
} QSEMMUX32, *PQSEMMUX32;

typedef struct semstr32 {
	struct semstr *next;
	QSEMEV32 evsem;
	QSEMMUX32  muxsem;
	QSEMSMUX32 smuxsem;
} QSEMSTRUC32, *PQSEMSTRUC32;

typedef struct shrmem {
	struct shrmem *next;
	USHORT	hndshr;
	USHORT	selshr;
	USHORT	refcnt;
	CHAR	name[1];
} QSHRMEM, *PQSHRMEM;

typedef struct module {
	struct module *next;
	USHORT	hndmod;
	USHORT	type;
	ULONG	refcnt;
	ULONG	segcnt;
	PVOID	_reserved_;
	PCHAR	name;
	USHORT	modref[1];
} QMODULE, *PQMODULE;

typedef struct {
	PQGLOBAL	gbldata;
	PQPROCESS	procdata;
	PQSEMSTRUC	semadata;
	PQSEMSTRUC32	sem32data;
	PQSHRMEM	shrmemdata;
	PQMODULE	moddata;
	PVOID		_reserved2_;
	PQFILE		filedata;
} QTOPLEVEL, *PQTOPLEVEL;
/* ************************************************************ */

PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);

#endif /* _OS2EMX_H */
Commit	Line	Data
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
	22	* use the routine my_binmode(FILE *fp, char iotype) to insure
	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
	28	/* USE_STAT_RDEV:
	29	* This symbol is defined if this system has a stat structure declaring
	30	* st_rdev
	31	*/
	32	#define USE_STAT_RDEV /**/
	33
	34	/* ACME_MESS:
	35	* This symbol, if defined, indicates that error messages should be
	36	* should be generated in a format that allows the use of the Acme
	37	* GUI/editor's autofind feature.
	38	*/
	39	#undef ACME_MESS /**/
4633a7c4	40
44a8e56a	41	/* ALTERNATE_SHEBANG:
	42	* This symbol, if defined, contains a "magic" string which may be used
	43	* as the first line of a Perl program designed to be executed directly
	44	* by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
	45	* begins with a character other then #, then Perl will only treat
	46	* it as a command line if if finds the string "perl" in the first
	47	* word; otherwise it's treated as the first line of code in the script.
	48	* (IOW, Perl won't hand off to another interpreter via an alternate
	49	* shebang sequence that might be legal Perl code.)
	50	*/
aa689395	51	#define ALTERNATE_SHEBANG "extproc "
44a8e56a	52
4633a7c4	53	#ifndef SIGABRT
	54	# define SIGABRT SIGILL
	55	#endif
	56	#ifndef SIGILL
	57	# define SIGILL 6 /* blech */
	58	#endif
	59	#define ABORT() kill(getpid(),SIGABRT);
	60
760ac839	61	#define BIT_BUCKET "/dev/nul" /* Will this work? */
c07a80fd	62
4a6a15c8	63	#if defined(I_SYS_UN) && !defined(TCPIPV4)
	64	/* It is not working without TCPIPV4 defined. */
	65	# undef I_SYS_UN
	66	#endif
dd96f567	67
	68	#ifdef USE_THREADS
	69
	70	#define OS2_ERROR_ALREADY_POSTED 299 /* Avoid os2.h */
	71
	72	extern int rc;
	73
	74	#define MUTEX_INIT(m) \
	75	STMT_START { \
	76	int rc; \
	77	if ((rc = _rmutex_create(m,0))) \
	78	croak("panic: MUTEX_INIT: rc=%i", rc); \
	79	} STMT_END
	80	#define MUTEX_LOCK(m) \
	81	STMT_START { \
	82	int rc; \
	83	if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
	84	croak("panic: MUTEX_LOCK: rc=%i", rc); \
	85	} STMT_END
	86	#define MUTEX_UNLOCK(m) \
	87	STMT_START { \
	88	int rc; \
	89	if ((rc = _rmutex_release(m))) \
	90	croak("panic: MUTEX_UNLOCK: rc=%i", rc); \
	91	} STMT_END
	92	#define MUTEX_DESTROY(m) \
	93	STMT_START { \
	94	int rc; \
	95	if ((rc = _rmutex_close(m))) \
	96	croak("panic: MUTEX_DESTROY: rc=%i", rc); \
	97	} STMT_END
	98
	99	#define COND_INIT(c) \
	100	STMT_START { \
	101	int rc; \
	102	if ((rc = DosCreateEventSem(NULL,c,0,0))) \
	103	croak("panic: COND_INIT: rc=%i", rc); \
	104	} STMT_END
	105	#define COND_SIGNAL(c) \
	106	STMT_START { \
	107	int rc; \
	108	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED) \
	109	croak("panic: COND_SIGNAL, rc=%ld", rc); \
	110	} STMT_END
	111	#define COND_BROADCAST(c) \
	112	STMT_START { \
	113	int rc; \
	114	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
	115	croak("panic: COND_BROADCAST, rc=%i", rc); \
	116	} STMT_END
	117	/* #define COND_WAIT(c, m) \
	118	STMT_START { \
	119	if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
	120	croak("panic: COND_WAIT"); \
	121	} STMT_END
	122	*/
	123	#define COND_WAIT(c, m) os2_cond_wait(c,m)
	124
	125	#define COND_WAIT_win32(c, m) \
	126	STMT_START { \
	127	int rc; \
	128	if ((rc = SignalObjectAndWait((m),(c),INFINITE,FALSE)))\
	129	croak("panic: COND_WAIT"); \
	130	else \
131	MUTEX_LOCK(m); \
132	} STMT_END
133	#define COND_DESTROY(c) \
134	STMT_START { \
135	int rc; \
136	if ((rc = DosCloseEventSem(*(c)))) \
137	croak("panic: COND_DESTROY, rc=%i", rc); \
138	} STMT_END
139	/#define THR ((struct thread ) TlsGetValue(thr_key))
140	#define dTHR struct thread *thr = THR
141	*/
142
143	#define pthread_getspecific(k) (*_threadstore())
144	#define pthread_setspecific(k,v) (*_threadstore()=v,0)
145	#define pthread_self() _gettid()
146	#define pthread_key_create(keyp,flag) (*keyp=_gettid(),0)
147	#define sched_yield() DosSleep(0)
148
149	#ifdef PTHREADS_INCLUDED /* For ./x2p stuff. */
150	int pthread_join(pthread_t tid, void **status);
151	int pthread_detach(pthread_t tid);
152	int pthread_create(pthread_t tid, const pthread_attr_t attr,
153	void (start_routine)(void), void arg);
154	#endif
155
156	#define THREADS_ELSEWHERE
157
158	#endif
4a6a15c8	159
aa689395	160	void Perl_OS2_init(char **);
	161
	162	/* XXX This code hideously puts env inside: */
365eb7b5	163
365eb7b5	164	#define PERL_SYS_INIT(argcp, argvp) STMT_START { \
eacfb5f1	165	_response(argcp, argvp); \
c0c09dfd	166	_wildcard(argcp, argvp); \
aa689395	167	Perl_OS2_init(env); } STMT_END
365eb7b5	168
18f739ee	169	#define PERL_SYS_TERM() MALLOC_TERM
365eb7b5	170
4ea6d94f	171	/* #define PERL_SYS_TERM() STMT_START { \
	172	if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
	173
8cc95fdb	174	#define dXSUB_SYS OS2_XS_init()
eacfb5f1	175
4ea6d94f	176	#ifdef PERL_IS_AOUT
4a6a15c8	177	/* # define HAS_FORK */
760ac839	178	/* # define HIDEMYMALLOC */
	179	/* # define PERL_SBRK_VIA_MALLOC / / gets off-page sbrk... */
	180	#else /* !PERL_IS_AOUT */
	181	# ifndef PERL_FOR_X2P
4a6a15c8	182	# ifdef EMX_BAD_SBRK
	183	# define USE_PERL_SBRK
	184	# endif
	185	# else
	186	# define PerlIO FILE
760ac839	187	# endif
	188	# define SYSTEM_ALLOC(a) sys_alloc(a)
	189
	190	void *sys_alloc(int size);
	191
	192	#endif /* !PERL_IS_AOUT */
4a6a15c8	193	#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
	194	# define PerlIO FILE
	195	#endif
4ea6d94f	196
c0c09dfd	197	#define TMPPATH tmppath
	198	#define TMPPATH1 "plXXXXXX"
	199	extern char *tmppath;
4a6a15c8	200	PerlIO my_syspopen(char cmd, char *mode);
	201	/* Cannot prototype with I32 at this point. */
	202	int my_syspclose(PerlIO *f);
55497cff	203	FILE *my_tmpfile (void);
	204	char my_tmpnam (char );
	205
	206	#define tmpfile my_tmpfile
	207	#define tmpnam my_tmpnam
3ed26a2c	208	#define isatty _isterm
44a8e56a	209	#define rand random
44a8e56a	210	#define srand srandom
eacfb5f1	211
4633a7c4	212	/*
	213	* fwrite1() should be a routine with the same calling sequence as fwrite(),
	214	* but which outputs all of the bytes requested as a single stream (unlike
	215	* fwrite() itself, which on some systems outputs several distinct records
	216	* if the number_of_items parameter is >1).
	217	*/
	218	#define fwrite1 fwrite
	219
	220	#define my_getenv(var) getenv(var)
367f3c24	221	#define flock my_flock
4633a7c4	222
df3ef7a9	223	void *emx_calloc (size_t, size_t);
	224	void emx_free (void *);
	225	void *emx_malloc (size_t);
	226	void emx_realloc (void , size_t);
	227
4633a7c4	228	/*****************************************************************************/
	229
	230	#include <stdlib.h> /* before the following definitions */
	231	#include <unistd.h> /* before the following definitions */
	232
	233	#define chdir _chdir2
	234	#define getcwd _getcwd2
	235
	236	/* This guy is needed for quick stdstd */
	237
	238	#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
4633a7c4	239	/* Perl uses ungetc only with successful return */
	240	# define ungetc(c,fp) \
	241	(FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
	242	? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
	243	#endif
	244
	245	#define OP_BINARY O_BINARY
	246
	247	#define OS2_STAT_HACK 1
	248	#if OS2_STAT_HACK
	249
	250	#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
	251	#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5	252	#define Fflush(fp) fflush(fp)
8cc95fdb	253	#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4	254
	255	#undef S_IFBLK
	256	#undef S_ISBLK
	257	#define S_IFBLK 0120000
	258	#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
	259
	260	#else
	261
	262	#define Stat(fname,bufptr) stat((fname),(bufptr))
	263	#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5	264	#define Fflush(fp) fflush(fp)
8cc95fdb	265	#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4	266
4633a7c4	267	#endif
365eb7b5	268
44a8e56a	269	/* With SD386 it is impossible to debug register variables. */
	270	#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
	271	# define register
	272	#endif
	273
365eb7b5	274	/* Our private OS/2 specific data. */
	275
	276	typedef struct OS2_Perl_data {
	277	unsigned long flags;
	278	unsigned long phab;
	279	int (*xs_init)();
4ea6d94f	280	unsigned long rc;
4ea6d94f	281	unsigned long severity;
365eb7b5	282	} OS2_Perl_data_t;
	283
	284	extern OS2_Perl_data_t OS2_Perl_data;
	285
4ea6d94f	286	#define Perl_hab ((HAB)OS2_Perl_data.phab)
	287	#define Perl_rc (OS2_Perl_data.rc)
	288	#define Perl_severity (OS2_Perl_data.severity)
	289	#define errno_isOS2 12345678
	290	#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5	291	#define Perl_HAB_set_f 1
4ea6d94f	292	#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
	293	#define set_Perl_HAB_f (OS2_Perl_flags \|= Perl_HAB_set_f)
	294	#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
365eb7b5	295	#define OS2_XS_init() (*OS2_Perl_data.xs_init)()
4ea6d94f	296	/* The expressions below return true on error. */
4a6a15c8	297	/* INCL_DOSERRORS needed. rc should be declared outside. */
4ea6d94f	298	#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
	299	/* INCL_WINERRORS needed. */
	300	#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
	301	#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
	302	#define FillOSError(rc) (Perl_rc = rc, \
	303	errno = errno_isOS2, \
	304	Perl_severity = SEVERITY_ERROR)
	305	#define FillWinError (Perl_rc = WinGetLastError(Perl_hab), \
	306	errno = errno_isOS2, \
	307	Perl_severity = ERRORIDSEV(Perl_rc), \
	308	Perl_rc = ERRORIDERROR(Perl_rc))
	309	#define Acquire_hab() if (!Perl_HAB_set) { \
	310	Perl_hab = WinInitialize(0); \
	311	if (!Perl_hab) die("WinInitialize failed"); \
	312	set_Perl_HAB_f; \
	313	}
	314
760ac839	315	#define STATIC_FILE_LENGTH 127
ff68c719	316
760ac839	317	#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
760ac839	318	char perllib_mangle(char , unsigned int);
4ea6d94f	319
	320	char *os2error(int rc);
	321
	322	/* ************************************************************ */
	323	#define Dos32QuerySysState DosQuerySysState
	324	#define QuerySysState(flags, pid, buf, bufsz) \
	325	Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
	326
	327	#define QSS_PROCESS 1
df3ef7a9	328	#define QSS_MODULE 4
df3ef7a9	329	#define QSS_SEMAPHORES 2
4ea6d94f	330	#define QSS_FILE 8 /* Buggy until fixpack18 */
	331	#define QSS_SHARED 16
	332
	333	#ifdef _OS2EMX_H
	334
	335	APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
	336	ULONG _res_,PVOID buf,ULONG bufsz);
	337	typedef struct {
	338	ULONG threadcnt;
	339	ULONG proccnt;
	340	ULONG modulecnt;
	341	} QGLOBAL, *PQGLOBAL;
	342
	343	typedef struct {
	344	ULONG rectype;
	345	USHORT threadid;
	346	USHORT slotid;
	347	ULONG sleepid;
	348	ULONG priority;
	349	ULONG systime;
	350	ULONG usertime;
	351	UCHAR state;
	352	UCHAR _reserved1_; /* padding to ULONG */
	353	USHORT _reserved2_; /* padding to ULONG */
	354	} QTHREAD, *PQTHREAD;
	355
	356	typedef struct {
	357	USHORT sfn;
	358	USHORT refcnt;
	359	USHORT flags1;
	360	USHORT flags2;
	361	USHORT accmode1;
	362	USHORT accmode2;
	363	ULONG filesize;
	364	USHORT volhnd;
	365	USHORT attrib;
	366	USHORT _reserved_;
	367	} QFDS, *PQFDS;
	368
	369	typedef struct qfile {
	370	ULONG rectype;
	371	struct qfile *next;
	372	ULONG opencnt;
	373	PQFDS filedata;
	374	char name[1];
	375	} QFILE, *PQFILE;
	376
	377	typedef struct {
	378	ULONG rectype;
	379	PQTHREAD threads;
	380	USHORT pid;
	381	USHORT ppid;
	382	ULONG type;
	383	ULONG state;
	384	ULONG sessid;
	385	USHORT hndmod;
	386	USHORT threadcnt;
	387	ULONG privsem32cnt;
	388	ULONG _reserved2_;
	389	USHORT sem16cnt;
	390	USHORT dllcnt;
	391	USHORT shrmemcnt;
	392	USHORT fdscnt;
	393	PUSHORT sem16s;
394	PUSHORT dlls;
395	PUSHORT shrmems;
396	PUSHORT fds;
397	} QPROCESS, *PQPROCESS;
398
399	typedef struct sema {
400	struct sema *next;
401	USHORT refcnt;
402	UCHAR sysflags;
403	UCHAR sysproccnt;
404	ULONG _reserved1_;
405	USHORT index;
406	CHAR name[1];
407	} QSEMA, *PQSEMA;
408
409	typedef struct {
410	ULONG rectype;
411	ULONG _reserved1_;
412	USHORT _reserved2_;
413	USHORT syssemidx;
414	ULONG index;
415	QSEMA sema;
416	} QSEMSTRUC, *PQSEMSTRUC;
417
418	typedef struct {
419	USHORT pid;
420	USHORT opencnt;
421	} QSEMOWNER32, *PQSEMOWNER32;
422
423	typedef struct {
424	PQSEMOWNER32 own;
425	PCHAR name;
426	PVOID semrecs; /* array of associated sema's */
427	USHORT flags;
428	USHORT semreccnt;
429	USHORT waitcnt;
430	USHORT _reserved_; /* padding to ULONG */
431	} QSEMSMUX32, *PQSEMSMUX32;
432
433	typedef struct {
434	PQSEMOWNER32 own;
435	PCHAR name;
436	PQSEMSMUX32 mux;
437	USHORT flags;
438	USHORT postcnt;
439	} QSEMEV32, *PQSEMEV32;
440
441	typedef struct {
442	PQSEMOWNER32 own;
443	PCHAR name;
444	PQSEMSMUX32 mux;
445	USHORT flags;
446	USHORT refcnt;
447	USHORT thrdnum;
448	USHORT _reserved_; /* padding to ULONG */
449	} QSEMMUX32, *PQSEMMUX32;
450
451	typedef struct semstr32 {
452	struct semstr *next;
453	QSEMEV32 evsem;
454	QSEMMUX32 muxsem;
455	QSEMSMUX32 smuxsem;
456	} QSEMSTRUC32, *PQSEMSTRUC32;
457
458	typedef struct shrmem {
459	struct shrmem *next;
460	USHORT hndshr;
461	USHORT selshr;
462	USHORT refcnt;
463	CHAR name[1];
464	} QSHRMEM, *PQSHRMEM;
465
466	typedef struct module {
467	struct module *next;
468	USHORT hndmod;
469	USHORT type;
470	ULONG refcnt;
471	ULONG segcnt;
472	PVOID _reserved_;
473	PCHAR name;
474	USHORT modref[1];
475	} QMODULE, *PQMODULE;
476
477	typedef struct {
478	PQGLOBAL gbldata;
479	PQPROCESS procdata;
480	PQSEMSTRUC semadata;
481	PQSEMSTRUC32 sem32data;
482	PQSHRMEM shrmemdata;
483	PQMODULE moddata;
484	PVOID _reserved2_;
485	PQFILE filedata;
486	} QTOPLEVEL, *PQTOPLEVEL;
487	/* ************************************************************ */
488
489	PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
490
491	#endif /* _OS2EMX_H */
5ae7bdf7	492