1 /* -----------------------------------------------------------------------------
3 * (c) The University of Glasgow 2001-2004
5 * Definitions for package `base' which are visible in Haskell land.
7 * ---------------------------------------------------------------------------*/
13 # include "Nhc98BaseConfig.h"
15 #include "HsBaseConfig.h"
19 #undef PACKAGE_BUGREPORT
22 #undef PACKAGE_TARNAME
23 #undef PACKAGE_VERSION
25 /* Needed to get the macro version of errno on some OSs (eg. Solaris).
26 We must do this, because these libs are only compiled once, but
27 must work in both single-threaded and multi-threaded programs. */
37 #include <sys/types.h>
53 /* Ultra-ugly: OpenBSD uses broken macros for sigemptyset and sigfillset (missing casts) */
71 #if HAVE_SYS_UTSNAME_H
72 #include <sys/utsname.h>
76 # include <sys/time.h>
79 # if HAVE_SYS_TIMERS_H
81 # include <sys/timers.h>
88 #include <sys/timeb.h>
94 #include <sys/times.h>
96 #if HAVE_WINSOCK_H && defined(__MINGW32__)
106 # include <inttypes.h>
111 #if !defined(__MINGW32__) && !defined(irix_HOST_OS)
112 # if HAVE_SYS_RESOURCE_H
113 # include <sys/resource.h>
117 #if !HAVE_GETRUSAGE && HAVE_SYS_SYSCALL_H
118 # include <sys/syscall.h>
119 # if defined(SYS_GETRUSAGE) /* hpux_HOST_OS */
120 # define getrusage(a, b) syscall(SYS_GETRUSAGE, a, b)
121 # define HAVE_GETRUSAGE 1
127 #include <sys/wait.h>
132 #include "dirUtils.h"
135 #if defined(__MINGW32__)
136 /* in Win32Utils.c */
137 extern void maperrno (void);
138 extern HsWord64 getUSecOfDay(void);
141 #if defined(__MINGW32__)
148 #if HAVE_SYS_SELECT_H
149 #include <sys/select.h>
152 /* in inputReady.c */
153 extern int fdReady(int fd, int write, int msecs, int isSock);
156 extern HsInt nocldstop;
158 /* -----------------------------------------------------------------------------
159 64-bit operations, defined in longlong.c
160 -------------------------------------------------------------------------- */
162 #ifdef SUPPORT_LONG_LONGS
164 HsBool hs_gtWord64 (HsWord64, HsWord64);
165 HsBool hs_geWord64 (HsWord64, HsWord64);
166 HsBool hs_eqWord64 (HsWord64, HsWord64);
167 HsBool hs_neWord64 (HsWord64, HsWord64);
168 HsBool hs_ltWord64 (HsWord64, HsWord64);
169 HsBool hs_leWord64 (HsWord64, HsWord64);
171 HsBool hs_gtInt64 (HsInt64, HsInt64);
172 HsBool hs_geInt64 (HsInt64, HsInt64);
173 HsBool hs_eqInt64 (HsInt64, HsInt64);
174 HsBool hs_neInt64 (HsInt64, HsInt64);
175 HsBool hs_ltInt64 (HsInt64, HsInt64);
176 HsBool hs_leInt64 (HsInt64, HsInt64);
178 HsWord64 hs_remWord64 (HsWord64, HsWord64);
179 HsWord64 hs_quotWord64 (HsWord64, HsWord64);
181 HsInt64 hs_remInt64 (HsInt64, HsInt64);
182 HsInt64 hs_quotInt64 (HsInt64, HsInt64);
183 HsInt64 hs_negateInt64 (HsInt64);
184 HsInt64 hs_plusInt64 (HsInt64, HsInt64);
185 HsInt64 hs_minusInt64 (HsInt64, HsInt64);
186 HsInt64 hs_timesInt64 (HsInt64, HsInt64);
188 HsWord64 hs_and64 (HsWord64, HsWord64);
189 HsWord64 hs_or64 (HsWord64, HsWord64);
190 HsWord64 hs_xor64 (HsWord64, HsWord64);
191 HsWord64 hs_not64 (HsWord64);
193 HsWord64 hs_uncheckedShiftL64 (HsWord64, HsInt);
194 HsWord64 hs_uncheckedShiftRL64 (HsWord64, HsInt);
195 HsInt64 hs_uncheckedIShiftL64 (HsInt64, HsInt);
196 HsInt64 hs_uncheckedIShiftRA64 (HsInt64, HsInt);
197 HsInt64 hs_uncheckedIShiftRL64 (HsInt64, HsInt);
199 HsInt64 hs_intToInt64 (HsInt);
200 HsInt hs_int64ToInt (HsInt64);
201 HsWord64 hs_int64ToWord64 (HsInt64);
202 HsWord64 hs_wordToWord64 (HsWord);
203 HsWord hs_word64ToWord (HsWord64);
204 HsInt64 hs_word64ToInt64 (HsWord64);
206 HsWord64 hs_integerToWord64 (HsInt sa, StgByteArray /* Really: mp_limb_t* */ da);
207 HsInt64 hs_integerToInt64 (HsInt sa, StgByteArray /* Really: mp_limb_t* */ da);
209 #endif /* SUPPORT_LONG_LONGS */
211 /* -----------------------------------------------------------------------------
214 These functions are given as inlines here for when compiling via C,
215 but we also generate static versions into the cbits library for
216 when compiling to native code.
217 -------------------------------------------------------------------------- */
220 # if defined(_MSC_VER)
221 # define INLINE extern __inline
223 # define INLINE static inline
227 INLINE int __hscore_get_errno(void) { return errno; }
228 INLINE void __hscore_set_errno(int e) { errno = e; }
230 #if !defined(_MSC_VER)
231 INLINE int __hscore_s_isreg(mode_t m) { return S_ISREG(m); }
232 INLINE int __hscore_s_isdir(mode_t m) { return S_ISDIR(m); }
233 INLINE int __hscore_s_isfifo(mode_t m) { return S_ISFIFO(m); }
234 INLINE int __hscore_s_isblk(mode_t m) { return S_ISBLK(m); }
235 INLINE int __hscore_s_ischr(mode_t m) { return S_ISCHR(m); }
236 #if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
237 INLINE int __hscore_s_issock(mode_t m) { return S_ISSOCK(m); }
241 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
243 __hscore_sigemptyset( sigset_t *set )
244 { return sigemptyset(set); }
247 __hscore_sigfillset( sigset_t *set )
248 { return sigfillset(set); }
251 __hscore_sigaddset( sigset_t * set, int s )
252 { return sigaddset(set,s); }
255 __hscore_sigdelset( sigset_t * set, int s )
256 { return sigdelset(set,s); }
259 __hscore_sigismember( sigset_t * set, int s )
260 { return sigismember(set,s); }
264 __hscore_memcpy_dst_off( char *dst, int dst_off, char *src, size_t sz )
265 { return memcpy(dst+dst_off, src, sz); }
268 __hscore_memcpy_src_off( char *dst, char *src, int src_off, size_t sz )
269 { return memcpy(dst, src+src_off, sz); }
272 __hscore_supportsTextMode()
274 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
275 return HS_BOOL_FALSE;
296 #if defined(_MSC_VER)
299 return CONST_O_BINARY;
314 __hscore_o_wronly( void )
324 __hscore_o_rdwr( void )
334 __hscore_o_append( void )
344 __hscore_o_creat( void )
354 __hscore_o_excl( void )
364 __hscore_o_trunc( void )
374 __hscore_o_noctty( void )
384 __hscore_o_nonblock( void )
394 __hscore_seek_set( void )
400 __hscore_seek_end( void )
406 __hscore_ftruncate( int fd, off_t where )
408 #if defined(HAVE_FTRUNCATE)
409 return ftruncate(fd,where);
410 #elif defined(HAVE__CHSIZE)
411 return _chsize(fd,where);
413 // ToDo: we should use _chsize_s() on Windows which allows a 64-bit
414 // offset, but it doesn't seem to be available from mingw at this time
416 #error at least ftruncate or _chsize functions are required to build
421 __hscore_setmode( int fd, HsBool toBin )
423 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
424 return setmode(fd,(toBin == HS_BOOL_TRUE) ? _O_BINARY : _O_TEXT);
430 #if __GLASGOW_HASKELL__
433 __hscore_PrelHandle_write( int fd, void *ptr, HsInt off, int sz )
435 return write(fd,(char *)ptr + off, sz);
439 __hscore_PrelHandle_read( int fd, void *ptr, HsInt off, int sz )
441 return read(fd,(char *)ptr + off, sz);
445 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
447 __hscore_PrelHandle_send( int fd, void *ptr, HsInt off, int sz )
449 return send(fd,(char *)ptr + off, sz, 0);
453 __hscore_PrelHandle_recv( int fd, void *ptr, HsInt off, int sz )
455 return recv(fd,(char *)ptr + off, sz, 0);
459 #endif /* __GLASGOW_HASKELL__ */
462 __hscore_mkdir( char *pathName, int mode )
464 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
465 return mkdir(pathName);
467 return mkdir(pathName,mode);
472 __hscore_lstat( const char *fname, struct stat *st )
475 return lstat(fname, st);
477 return stat(fname, st);
482 __hscore_d_name( struct dirent* d )
488 __hscore_end_of_dir( void )
490 return READDIR_ERRNO_EOF;
494 __hscore_free_dirent(struct dirent *dEnt)
501 #if defined(__MINGW32__)
502 // We want the versions of stat/fstat/lseek that use 64-bit offsets,
503 // and you have to ask for those explicitly. Unfortunately there
504 // doesn't seem to be a 64-bit version of truncate/ftruncate, so while
505 // hFileSize and hSeek will work with large files, hSetFileSize will not.
506 #define stat(file,buf) _stati64(file,buf)
507 #define fstat(fd,buf) _fstati64(fd,buf)
508 typedef struct _stati64 struct_stat;
509 typedef off64_t stsize_t;
511 typedef struct stat struct_stat;
512 typedef off_t stsize_t;
516 __hscore_sizeof_stat( void )
518 return sizeof(struct_stat);
521 INLINE time_t __hscore_st_mtime ( struct_stat* st ) { return st->st_mtime; }
522 INLINE stsize_t __hscore_st_size ( struct_stat* st ) { return st->st_size; }
523 #if !defined(_MSC_VER)
524 INLINE mode_t __hscore_st_mode ( struct_stat* st ) { return st->st_mode; }
525 INLINE dev_t __hscore_st_dev ( struct_stat* st ) { return st->st_dev; }
526 INLINE ino_t __hscore_st_ino ( struct_stat* st ) { return st->st_ino; }
530 INLINE tcflag_t __hscore_lflag( struct termios* ts ) { return ts->c_lflag; }
533 __hscore_poke_lflag( struct termios* ts, tcflag_t t ) { ts->c_lflag = t; }
535 INLINE unsigned char*
536 __hscore_ptr_c_cc( struct termios* ts )
537 { return (unsigned char*) &ts->c_cc; }
540 __hscore_sizeof_termios( void )
543 return sizeof(struct termios);
550 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
552 __hscore_sizeof_sigset_t( void )
554 return sizeof(sigset_t);
559 __hscore_echo( void )
570 __hscore_tcsanow( void )
581 __hscore_icanon( void )
590 INLINE int __hscore_vmin( void )
599 INLINE int __hscore_vtime( void )
608 INLINE int __hscore_sigttou( void )
617 INLINE int __hscore_sig_block( void )
626 INLINE int __hscore_sig_setmask( void )
636 INLINE size_t __hscore_sizeof_siginfo_t (void)
638 return sizeof(siginfo_t);
643 __hscore_f_getfl( void )
653 __hscore_f_setfl( void )
663 __hscore_f_setfd( void )
673 __hscore_fd_cloexec( void )
682 // defined in rts/RtsStartup.c.
683 extern void* __hscore_get_saved_termios(int fd);
684 extern void __hscore_set_saved_termios(int fd, void* ts);
686 INLINE int __hscore_hs_fileno (FILE *f) { return fileno (f); }
688 INLINE int __hscore_open(char *file, int how, mode_t mode) {
690 if ((how & O_WRONLY) || (how & O_RDWR) || (how & O_APPEND))
691 return _sopen(file,how,_SH_DENYRW,mode);
693 return _sopen(file,how,_SH_DENYWR,mode);
695 return open(file,how,mode);
699 // These are wrapped because on some OSs (eg. Linux) they are
700 // macros which redirect to the 64-bit-off_t versions when large file
701 // support is enabled.
703 #if defined(__MINGW32__)
704 INLINE off64_t __hscore_lseek(int fd, off64_t off, int whence) {
705 return (_lseeki64(fd,off,whence));
708 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
709 return (lseek(fd,off,whence));
713 INLINE int __hscore_stat(char *file, struct_stat *buf) {
714 return (stat(file,buf));
717 INLINE int __hscore_fstat(int fd, struct_stat *buf) {
718 return (fstat(fd,buf));
721 // select-related stuff
723 #if !defined(__MINGW32__)
724 INLINE int hsFD_SETSIZE(void) { return FD_SETSIZE; }
725 INLINE int hsFD_ISSET(int fd, fd_set *fds) { return FD_ISSET(fd, fds); }
726 INLINE void hsFD_SET(int fd, fd_set *fds) { FD_SET(fd, fds); }
727 INLINE HsInt sizeof_fd_set(void) { return sizeof(fd_set); }
728 extern void hsFD_ZERO(fd_set *fds);
731 // gettimeofday()-related
733 #if !defined(__MINGW32__)
735 INLINE HsInt sizeofTimeVal(void) { return sizeof(struct timeval); }
737 INLINE HsWord64 getUSecOfDay(void)
740 gettimeofday(&tv, (struct timezone *) NULL);
741 // Don't forget to cast *before* doing the arithmetic, otherwise
742 // the arithmetic happens at the type of tv_sec, which is probably
744 return ((HsWord64)tv.tv_sec * 1000000 + (HsWord64)tv.tv_usec);
747 INLINE void setTimevalTicks(struct timeval *p, HsWord64 usecs)
749 p->tv_sec = usecs / 1000000;
750 p->tv_usec = usecs % 1000000;
752 #endif /* !defined(__MINGW32__) */
754 /* ToDo: write a feature test that doesn't assume 'environ' to
755 * be in scope at link-time. */
756 extern char** environ;
757 INLINE char **__hscore_environ() { return environ; }
759 /* lossless conversions between pointers and integral types */
760 INLINE void * __hscore_from_uintptr(uintptr_t n) { return (void *)n; }
761 INLINE void * __hscore_from_intptr (intptr_t n) { return (void *)n; }
762 INLINE uintptr_t __hscore_to_uintptr (void *p) { return (uintptr_t)p; }
763 INLINE intptr_t __hscore_to_intptr (void *p) { return (intptr_t)p; }
765 void errorBelch2(const char*s, char *t);
766 void debugBelch2(const char*s, char *t);
768 #endif /* __HSBASE_H__ */