[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

/* Stat_t:
 *	This symbol holds the type used to declare buffers for information
 *	returned by stat().  It's usually just struct stat.  It may be necessary
 *	to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
 *	information.
 */
#define Stat_t struct stat

/* 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(PL_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: */

#ifdef __EMX__
#  define PERL_SYS_INIT(argcp, argvp) STMT_START {	\
    _response(argcp, argvp);			\
    _wildcard(argcp, argvp);			\
    Perl_OS2_init(env);	} STMT_END
#else  /* Compiling embedded Perl with non-EMX compiler */
#  define PERL_SYS_INIT(argcp, argvp) STMT_START {	\
    Perl_OS2_init(env);	} STMT_END
#  define PERL_CALLCONV _System
#endif
#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;
  unsigned long	phmq;			/* Handle to message queue */
  unsigned long	phmq_refcnt;
  unsigned long	phmq_servers;
  unsigned long	initial_mode;		/* VIO etc. mode we were started in */
} 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 _obtain_Perl_HAB (init_PMWIN_entries(),				\
			  Perl_hab = (*PMWIN_entries.Initialize)(0),	\
			  set_Perl_HAB_f, Perl_hab)
#define perl_hab_GET()	(Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
#define Acquire_hab()	perl_hab_GET()
#define Perl_hmq	((HMQ)OS2_Perl_data.phmq)
#define Perl_hmq_refcnt	(OS2_Perl_data.phmq_refcnt)
#define Perl_hmq_servers	(OS2_Perl_data.phmq_servers)
#define Perl_os2_initial_mode	(OS2_Perl_data.initial_mode)

unsigned long Perl_hab_GET();
unsigned long Perl_Register_MQ(int serve);
void	Perl_Deregister_MQ(int serve);
int	Perl_Serve_Messages(int force);
/* Cannot prototype with I32 at this point. */
int	Perl_Process_Messages(int force, long *cntp);

struct _QMSG;
struct PMWIN_entries_t {
    unsigned long (*Initialize)( unsigned long fsOptions );
    unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
    int (*DestroyMsgQueue)(unsigned long hmq);
    int (*PeekMsg)(unsigned long hab, struct _QMSG *pqmsg,
		   unsigned long hwndFilter, unsigned long msgFilterFirst,
		   unsigned long msgFilterLast, unsigned long fl);
    int (*GetMsg)(unsigned long hab, struct _QMSG *pqmsg,
		  unsigned long hwndFilter, unsigned long msgFilterFirst,
		  unsigned long msgFilterLast);
    void * (*DispatchMsg)(unsigned long hab, struct _QMSG *pqmsg);
};
extern struct PMWIN_entries_t PMWIN_entries;
void init_PMWIN_entries(void);

#define perl_hmq_GET(serve)	Perl_Register_MQ(serve);
#define perl_hmq_UNSET(serve)	Perl_Deregister_MQ(serve);

#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 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
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
	67	#define ABORT() kill(getpid(),SIGABRT);
	68
760ac839	69	#define BIT_BUCKET "/dev/nul" /* Will this work? */
c07a80fd	70
4a6a15c8	71	#if defined(I_SYS_UN) && !defined(TCPIPV4)
	72	/* It is not working without TCPIPV4 defined. */
	73	# undef I_SYS_UN
	74	#endif
dd96f567	75
	76	#ifdef USE_THREADS
	77
	78	#define OS2_ERROR_ALREADY_POSTED 299 /* Avoid os2.h */
	79
	80	extern int rc;
	81
	82	#define MUTEX_INIT(m) \
	83	STMT_START { \
	84	int rc; \
	85	if ((rc = _rmutex_create(m,0))) \
	86	croak("panic: MUTEX_INIT: rc=%i", rc); \
	87	} STMT_END
	88	#define MUTEX_LOCK(m) \
	89	STMT_START { \
	90	int rc; \
	91	if ((rc = _rmutex_request(m,_FMR_IGNINT))) \
	92	croak("panic: MUTEX_LOCK: rc=%i", rc); \
	93	} STMT_END
	94	#define MUTEX_UNLOCK(m) \
	95	STMT_START { \
	96	int rc; \
	97	if ((rc = _rmutex_release(m))) \
	98	croak("panic: MUTEX_UNLOCK: rc=%i", rc); \
	99	} STMT_END
	100	#define MUTEX_DESTROY(m) \
	101	STMT_START { \
	102	int rc; \
	103	if ((rc = _rmutex_close(m))) \
	104	croak("panic: MUTEX_DESTROY: rc=%i", rc); \
	105	} STMT_END
	106
	107	#define COND_INIT(c) \
	108	STMT_START { \
	109	int rc; \
	110	if ((rc = DosCreateEventSem(NULL,c,0,0))) \
	111	croak("panic: COND_INIT: rc=%i", rc); \
	112	} STMT_END
	113	#define COND_SIGNAL(c) \
	114	STMT_START { \
	115	int rc; \
	116	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED) \
	117	croak("panic: COND_SIGNAL, rc=%ld", rc); \
	118	} STMT_END
	119	#define COND_BROADCAST(c) \
	120	STMT_START { \
	121	int rc; \
	122	if ((rc = DosPostEventSem(*(c))) && rc != OS2_ERROR_ALREADY_POSTED)\
	123	croak("panic: COND_BROADCAST, rc=%i", rc); \
	124	} STMT_END
	125	/* #define COND_WAIT(c, m) \
	126	STMT_START { \
	127	if (WaitForSingleObject(*(c),INFINITE) == WAIT_FAILED) \
	128	croak("panic: COND_WAIT"); \
	129	} STMT_END
	130	*/
	131	#define COND_WAIT(c, m) os2_cond_wait(c,m)
	132
	133	#define COND_WAIT_win32(c, m) \
	134	STMT_START { \
	135	int rc; \
	136	if ((rc = SignalObjectAndWait((m),(c),INFINITE,FALSE)))\
	137	croak("panic: COND_WAIT"); \
	138	else \
139	MUTEX_LOCK(m); \
140	} STMT_END
141	#define COND_DESTROY(c) \
142	STMT_START { \
143	int rc; \
144	if ((rc = DosCloseEventSem(*(c)))) \
145	croak("panic: COND_DESTROY, rc=%i", rc); \
146	} STMT_END
6b88bc9c	147	/#define THR ((struct thread ) TlsGetValue(PL_thr_key))
dd96f567	148	#define dTHR struct thread *thr = THR
	149	*/
	150
	151	#define pthread_getspecific(k) (*_threadstore())
	152	#define pthread_setspecific(k,v) (*_threadstore()=v,0)
	153	#define pthread_self() _gettid()
	154	#define pthread_key_create(keyp,flag) (*keyp=_gettid(),0)
	155	#define sched_yield() DosSleep(0)
	156
	157	#ifdef PTHREADS_INCLUDED /* For ./x2p stuff. */
	158	int pthread_join(pthread_t tid, void **status);
	159	int pthread_detach(pthread_t tid);
	160	int pthread_create(pthread_t tid, const pthread_attr_t attr,
	161	void (start_routine)(void), void arg);
	162	#endif
	163
	164	#define THREADS_ELSEWHERE
	165
	166	#endif
4a6a15c8	167
aa689395	168	void Perl_OS2_init(char **);
	169
	170	/* XXX This code hideously puts env inside: */
365eb7b5	171
aab1f907	172	#ifdef __EMX__
aab1f907	173	# define PERL_SYS_INIT(argcp, argvp) STMT_START { \
eacfb5f1	174	_response(argcp, argvp); \
c0c09dfd	175	_wildcard(argcp, argvp); \
aa689395	176	Perl_OS2_init(env); } STMT_END
aab1f907	177	#else /* Compiling embedded Perl with non-EMX compiler */
	178	# define PERL_SYS_INIT(argcp, argvp) STMT_START { \
	179	Perl_OS2_init(env); } STMT_END
	180	# define PERL_CALLCONV _System
	181	#endif
18f739ee	182	#define PERL_SYS_TERM() MALLOC_TERM
365eb7b5	183
4ea6d94f	184	/* #define PERL_SYS_TERM() STMT_START { \
	185	if (Perl_HAB_set) WinTerminate(Perl_hab); } STMT_END */
	186
8cc95fdb	187	#define dXSUB_SYS OS2_XS_init()
eacfb5f1	188
4ea6d94f	189	#ifdef PERL_IS_AOUT
4a6a15c8	190	/* # define HAS_FORK */
760ac839	191	/* # define HIDEMYMALLOC */
	192	/* # define PERL_SBRK_VIA_MALLOC / / gets off-page sbrk... */
	193	#else /* !PERL_IS_AOUT */
	194	# ifndef PERL_FOR_X2P
4a6a15c8	195	# ifdef EMX_BAD_SBRK
	196	# define USE_PERL_SBRK
	197	# endif
	198	# else
	199	# define PerlIO FILE
760ac839	200	# endif
	201	# define SYSTEM_ALLOC(a) sys_alloc(a)
	202
	203	void *sys_alloc(int size);
	204
	205	#endif /* !PERL_IS_AOUT */
4a6a15c8	206	#if !defined(PERL_CORE) && !defined(PerlIO) /* a2p */
	207	# define PerlIO FILE
	208	#endif
4ea6d94f	209
c0c09dfd	210	#define TMPPATH tmppath
	211	#define TMPPATH1 "plXXXXXX"
	212	extern char *tmppath;
4a6a15c8	213	PerlIO my_syspopen(char cmd, char *mode);
	214	/* Cannot prototype with I32 at this point. */
	215	int my_syspclose(PerlIO *f);
55497cff	216	FILE *my_tmpfile (void);
	217	char my_tmpnam (char );
	218
	219	#define tmpfile my_tmpfile
	220	#define tmpnam my_tmpnam
3ed26a2c	221	#define isatty _isterm
44a8e56a	222	#define rand random
44a8e56a	223	#define srand srandom
eacfb5f1	224
4633a7c4	225	/*
	226	* fwrite1() should be a routine with the same calling sequence as fwrite(),
	227	* but which outputs all of the bytes requested as a single stream (unlike
	228	* fwrite() itself, which on some systems outputs several distinct records
	229	* if the number_of_items parameter is >1).
	230	*/
	231	#define fwrite1 fwrite
	232
	233	#define my_getenv(var) getenv(var)
367f3c24	234	#define flock my_flock
4633a7c4	235
df3ef7a9	236	void *emx_calloc (size_t, size_t);
	237	void emx_free (void *);
	238	void *emx_malloc (size_t);
	239	void emx_realloc (void , size_t);
	240
4633a7c4	241	/*****************************************************************************/
	242
	243	#include <stdlib.h> /* before the following definitions */
	244	#include <unistd.h> /* before the following definitions */
	245
	246	#define chdir _chdir2
	247	#define getcwd _getcwd2
	248
	249	/* This guy is needed for quick stdstd */
	250
	251	#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
4633a7c4	252	/* Perl uses ungetc only with successful return */
	253	# define ungetc(c,fp) \
	254	(FILE_ptr(fp) > FILE_base(fp) && c == (int)*(FILE_ptr(fp) - 1) \
	255	? (--FILE_ptr(fp), ++FILE_cnt(fp), (int)c) : ungetc(c,fp))
	256	#endif
	257
	258	#define OP_BINARY O_BINARY
	259
	260	#define OS2_STAT_HACK 1
	261	#if OS2_STAT_HACK
	262
	263	#define Stat(fname,bufptr) os2_stat((fname),(bufptr))
	264	#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5	265	#define Fflush(fp) fflush(fp)
8cc95fdb	266	#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4	267
	268	#undef S_IFBLK
	269	#undef S_ISBLK
	270	#define S_IFBLK 0120000
	271	#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
	272
	273	#else
	274
	275	#define Stat(fname,bufptr) stat((fname),(bufptr))
	276	#define Fstat(fd,bufptr) fstat((fd),(bufptr))
365eb7b5	277	#define Fflush(fp) fflush(fp)
8cc95fdb	278	#define Mkdir(path,mode) mkdir((path),(mode))
4633a7c4	279
4633a7c4	280	#endif
365eb7b5	281
44a8e56a	282	/* With SD386 it is impossible to debug register variables. */
	283	#if !defined(PERL_IS_AOUT) && defined(DEBUGGING) && !defined(register)
	284	# define register
	285	#endif
	286
365eb7b5	287	/* Our private OS/2 specific data. */
	288
	289	typedef struct OS2_Perl_data {
	290	unsigned long flags;
	291	unsigned long phab;
	292	int (*xs_init)();
4ea6d94f	293	unsigned long rc;
4ea6d94f	294	unsigned long severity;
4bfbfac5	295	unsigned long phmq; /* Handle to message queue */
	296	unsigned long phmq_refcnt;
	297	unsigned long phmq_servers;
	298	unsigned long initial_mode; /* VIO etc. mode we were started in */
365eb7b5	299	} OS2_Perl_data_t;
	300
	301	extern OS2_Perl_data_t OS2_Perl_data;
	302
4ea6d94f	303	#define Perl_hab ((HAB)OS2_Perl_data.phab)
	304	#define Perl_rc (OS2_Perl_data.rc)
	305	#define Perl_severity (OS2_Perl_data.severity)
	306	#define errno_isOS2 12345678
	307	#define OS2_Perl_flags (OS2_Perl_data.flags)
365eb7b5	308	#define Perl_HAB_set_f 1
4ea6d94f	309	#define Perl_HAB_set (OS2_Perl_flags & Perl_HAB_set_f)
	310	#define set_Perl_HAB_f (OS2_Perl_flags \|= Perl_HAB_set_f)
	311	#define set_Perl_HAB(h) (set_Perl_HAB_f, Perl_hab = h)
4bfbfac5	312	#define _obtain_Perl_HAB (init_PMWIN_entries(), \
	313	Perl_hab = (*PMWIN_entries.Initialize)(0), \
	314	set_Perl_HAB_f, Perl_hab)
	315	#define perl_hab_GET() (Perl_HAB_set ? Perl_hab : _obtain_Perl_HAB)
	316	#define Acquire_hab() perl_hab_GET()
	317	#define Perl_hmq ((HMQ)OS2_Perl_data.phmq)
	318	#define Perl_hmq_refcnt (OS2_Perl_data.phmq_refcnt)
	319	#define Perl_hmq_servers (OS2_Perl_data.phmq_servers)
	320	#define Perl_os2_initial_mode (OS2_Perl_data.initial_mode)
	321
	322	unsigned long Perl_hab_GET();
	323	unsigned long Perl_Register_MQ(int serve);
	324	void Perl_Deregister_MQ(int serve);
	325	int Perl_Serve_Messages(int force);
	326	/* Cannot prototype with I32 at this point. */
	327	int Perl_Process_Messages(int force, long *cntp);
	328
	329	struct _QMSG;
	330	struct PMWIN_entries_t {
	331	unsigned long (*Initialize)( unsigned long fsOptions );
	332	unsigned long (*CreateMsgQueue)(unsigned long hab, long cmsg);
	333	int (*DestroyMsgQueue)(unsigned long hmq);
	334	int (PeekMsg)(unsigned long hab, struct _QMSG pqmsg,
	335	unsigned long hwndFilter, unsigned long msgFilterFirst,
	336	unsigned long msgFilterLast, unsigned long fl);
	337	int (GetMsg)(unsigned long hab, struct _QMSG pqmsg,
	338	unsigned long hwndFilter, unsigned long msgFilterFirst,
	339	unsigned long msgFilterLast);
	340	void * (DispatchMsg)(unsigned long hab, struct _QMSG pqmsg);
	341	};
	342	extern struct PMWIN_entries_t PMWIN_entries;
	343	void init_PMWIN_entries(void);
	344
	345	#define perl_hmq_GET(serve) Perl_Register_MQ(serve);
	346	#define perl_hmq_UNSET(serve) Perl_Deregister_MQ(serve);
	347
365eb7b5	348	#define OS2_XS_init() (*OS2_Perl_data.xs_init)()
4ea6d94f	349	/* The expressions below return true on error. */
4a6a15c8	350	/* INCL_DOSERRORS needed. rc should be declared outside. */
4ea6d94f	351	#define CheckOSError(expr) (!(rc = (expr)) ? 0 : (FillOSError(rc), 1))
	352	/* INCL_WINERRORS needed. */
	353	#define SaveWinError(expr) ((expr) ? : (FillWinError, 0))
	354	#define CheckWinError(expr) ((expr) ? 0: (FillWinError, 1))
	355	#define FillOSError(rc) (Perl_rc = rc, \
	356	errno = errno_isOS2, \
	357	Perl_severity = SEVERITY_ERROR)
	358	#define FillWinError (Perl_rc = WinGetLastError(Perl_hab), \
	359	errno = errno_isOS2, \
	360	Perl_severity = ERRORIDSEV(Perl_rc), \
	361	Perl_rc = ERRORIDERROR(Perl_rc))
4ea6d94f	362
760ac839	363	#define STATIC_FILE_LENGTH 127
ff68c719	364
760ac839	365	#define PERLLIB_MANGLE(s, n) perllib_mangle((s), (n))
760ac839	366	char perllib_mangle(char , unsigned int);
4ea6d94f	367
	368	char *os2error(int rc);
	369
	370	/* ************************************************************ */
	371	#define Dos32QuerySysState DosQuerySysState
	372	#define QuerySysState(flags, pid, buf, bufsz) \
	373	Dos32QuerySysState(flags, 0, pid, 0, buf, bufsz)
	374
	375	#define QSS_PROCESS 1
df3ef7a9	376	#define QSS_MODULE 4
df3ef7a9	377	#define QSS_SEMAPHORES 2
4ea6d94f	378	#define QSS_FILE 8 /* Buggy until fixpack18 */
	379	#define QSS_SHARED 16
	380
	381	#ifdef _OS2EMX_H
	382
	383	APIRET APIENTRY Dos32QuerySysState(ULONG func,ULONG arg1,ULONG pid,
	384	ULONG _res_,PVOID buf,ULONG bufsz);
	385	typedef struct {
	386	ULONG threadcnt;
	387	ULONG proccnt;
	388	ULONG modulecnt;
	389	} QGLOBAL, *PQGLOBAL;
	390
	391	typedef struct {
	392	ULONG rectype;
	393	USHORT threadid;
	394	USHORT slotid;
	395	ULONG sleepid;
	396	ULONG priority;
	397	ULONG systime;
	398	ULONG usertime;
	399	UCHAR state;
	400	UCHAR _reserved1_; /* padding to ULONG */
	401	USHORT _reserved2_; /* padding to ULONG */
	402	} QTHREAD, *PQTHREAD;
	403
	404	typedef struct {
	405	USHORT sfn;
	406	USHORT refcnt;
	407	USHORT flags1;
	408	USHORT flags2;
	409	USHORT accmode1;
	410	USHORT accmode2;
	411	ULONG filesize;
	412	USHORT volhnd;
	413	USHORT attrib;
	414	USHORT _reserved_;
	415	} QFDS, *PQFDS;
	416
	417	typedef struct qfile {
	418	ULONG rectype;
	419	struct qfile *next;
	420	ULONG opencnt;
	421	PQFDS filedata;
	422	char name[1];
	423	} QFILE, *PQFILE;
	424
	425	typedef struct {
	426	ULONG rectype;
	427	PQTHREAD threads;
	428	USHORT pid;
	429	USHORT ppid;
	430	ULONG type;
	431	ULONG state;
	432	ULONG sessid;
	433	USHORT hndmod;
	434	USHORT threadcnt;
	435	ULONG privsem32cnt;
	436	ULONG _reserved2_;
	437	USHORT sem16cnt;
	438	USHORT dllcnt;
	439	USHORT shrmemcnt;
	440	USHORT fdscnt;
	441	PUSHORT sem16s;
442	PUSHORT dlls;
443	PUSHORT shrmems;
444	PUSHORT fds;
445	} QPROCESS, *PQPROCESS;
446
447	typedef struct sema {
448	struct sema *next;
449	USHORT refcnt;
450	UCHAR sysflags;
451	UCHAR sysproccnt;
452	ULONG _reserved1_;
453	USHORT index;
454	CHAR name[1];
455	} QSEMA, *PQSEMA;
456
457	typedef struct {
458	ULONG rectype;
459	ULONG _reserved1_;
460	USHORT _reserved2_;
461	USHORT syssemidx;
462	ULONG index;
463	QSEMA sema;
464	} QSEMSTRUC, *PQSEMSTRUC;
465
466	typedef struct {
467	USHORT pid;
468	USHORT opencnt;
469	} QSEMOWNER32, *PQSEMOWNER32;
470
471	typedef struct {
472	PQSEMOWNER32 own;
473	PCHAR name;
474	PVOID semrecs; /* array of associated sema's */
475	USHORT flags;
476	USHORT semreccnt;
477	USHORT waitcnt;
478	USHORT _reserved_; /* padding to ULONG */
479	} QSEMSMUX32, *PQSEMSMUX32;
480
481	typedef struct {
482	PQSEMOWNER32 own;
483	PCHAR name;
484	PQSEMSMUX32 mux;
485	USHORT flags;
486	USHORT postcnt;
487	} QSEMEV32, *PQSEMEV32;
488
489	typedef struct {
490	PQSEMOWNER32 own;
491	PCHAR name;
492	PQSEMSMUX32 mux;
493	USHORT flags;
494	USHORT refcnt;
495	USHORT thrdnum;
496	USHORT _reserved_; /* padding to ULONG */
497	} QSEMMUX32, *PQSEMMUX32;
498
499	typedef struct semstr32 {
500	struct semstr *next;
501	QSEMEV32 evsem;
502	QSEMMUX32 muxsem;
503	QSEMSMUX32 smuxsem;
504	} QSEMSTRUC32, *PQSEMSTRUC32;
505
506	typedef struct shrmem {
507	struct shrmem *next;
508	USHORT hndshr;
509	USHORT selshr;
510	USHORT refcnt;
511	CHAR name[1];
512	} QSHRMEM, *PQSHRMEM;
513
514	typedef struct module {
515	struct module *next;
516	USHORT hndmod;
517	USHORT type;
518	ULONG refcnt;
519	ULONG segcnt;
520	PVOID _reserved_;
521	PCHAR name;
522	USHORT modref[1];
523	} QMODULE, *PQMODULE;
524
525	typedef struct {
526	PQGLOBAL gbldata;
527	PQPROCESS procdata;
528	PQSEMSTRUC semadata;
529	PQSEMSTRUC32 sem32data;
530	PQSHRMEM shrmemdata;
531	PQMODULE moddata;
532	PVOID _reserved2_;
533	PQFILE filedata;
534	} QTOPLEVEL, *PQTOPLEVEL;
535	/* ************************************************************ */
536
537	PQTOPLEVEL get_sysinfo(ULONG pid, ULONG flags);
538
539	#endif /* _OS2EMX_H */
5ae7bdf7	540