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 #endif /* SUPPORT_LONG_LONGS */
208 /* -----------------------------------------------------------------------------
211 These functions are given as inlines here for when compiling via C,
212 but we also generate static versions into the cbits library for
213 when compiling to native code.
214 -------------------------------------------------------------------------- */
217 # if defined(_MSC_VER)
218 # define INLINE extern __inline
220 # define INLINE static inline
224 INLINE int __hscore_get_errno(void) { return errno; }
225 INLINE void __hscore_set_errno(int e) { errno = e; }
227 #if !defined(_MSC_VER)
228 INLINE int __hscore_s_isreg(mode_t m) { return S_ISREG(m); }
229 INLINE int __hscore_s_isdir(mode_t m) { return S_ISDIR(m); }
230 INLINE int __hscore_s_isfifo(mode_t m) { return S_ISFIFO(m); }
231 INLINE int __hscore_s_isblk(mode_t m) { return S_ISBLK(m); }
232 INLINE int __hscore_s_ischr(mode_t m) { return S_ISCHR(m); }
233 #if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
234 INLINE int __hscore_s_issock(mode_t m) { return S_ISSOCK(m); }
238 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
240 __hscore_sigemptyset( sigset_t *set )
241 { return sigemptyset(set); }
244 __hscore_sigfillset( sigset_t *set )
245 { return sigfillset(set); }
248 __hscore_sigaddset( sigset_t * set, int s )
249 { return sigaddset(set,s); }
252 __hscore_sigdelset( sigset_t * set, int s )
253 { return sigdelset(set,s); }
256 __hscore_sigismember( sigset_t * set, int s )
257 { return sigismember(set,s); }
261 __hscore_memcpy_dst_off( char *dst, int dst_off, char *src, size_t sz )
262 { return memcpy(dst+dst_off, src, sz); }
265 __hscore_memcpy_src_off( char *dst, char *src, int src_off, size_t sz )
266 { return memcpy(dst, src+src_off, sz); }
283 #if defined(_MSC_VER)
286 return CONST_O_BINARY;
301 __hscore_o_wronly( void )
311 __hscore_o_rdwr( void )
321 __hscore_o_append( void )
331 __hscore_o_creat( void )
341 __hscore_o_excl( void )
351 __hscore_o_trunc( void )
361 __hscore_o_noctty( void )
371 __hscore_o_nonblock( void )
381 __hscore_seek_set( void )
387 __hscore_seek_end( void )
393 __hscore_ftruncate( int fd, off_t where )
395 #if defined(HAVE_FTRUNCATE)
396 return ftruncate(fd,where);
397 #elif defined(HAVE__CHSIZE)
398 return _chsize(fd,where);
400 // ToDo: we should use _chsize_s() on Windows which allows a 64-bit
401 // offset, but it doesn't seem to be available from mingw at this time
403 #error at least ftruncate or _chsize functions are required to build
408 __hscore_setmode( int fd, HsBool toBin )
410 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
411 return setmode(fd,(toBin == HS_BOOL_TRUE) ? _O_BINARY : _O_TEXT);
417 #if __GLASGOW_HASKELL__
420 __hscore_PrelHandle_write( int fd, void *ptr, HsInt off, int sz )
422 return write(fd,(char *)ptr + off, sz);
426 __hscore_PrelHandle_read( int fd, void *ptr, HsInt off, int sz )
428 return read(fd,(char *)ptr + off, sz);
432 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
434 __hscore_PrelHandle_send( int fd, void *ptr, HsInt off, int sz )
436 return send(fd,(char *)ptr + off, sz, 0);
440 __hscore_PrelHandle_recv( int fd, void *ptr, HsInt off, int sz )
442 return recv(fd,(char *)ptr + off, sz, 0);
446 #endif /* __GLASGOW_HASKELL__ */
449 __hscore_mkdir( char *pathName, int mode )
451 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
452 return mkdir(pathName);
454 return mkdir(pathName,mode);
459 __hscore_lstat( const char *fname, struct stat *st )
462 return lstat(fname, st);
464 return stat(fname, st);
469 __hscore_d_name( struct dirent* d )
475 __hscore_end_of_dir( void )
477 return READDIR_ERRNO_EOF;
481 __hscore_free_dirent(struct dirent *dEnt)
488 #if defined(__MINGW32__)
489 // We want the versions of stat/fstat/lseek that use 64-bit offsets,
490 // and you have to ask for those explicitly. Unfortunately there
491 // doesn't seem to be a 64-bit version of truncate/ftruncate, so while
492 // hFileSize and hSeek will work with large files, hSetFileSize will not.
493 #define stat(file,buf) _stati64(file,buf)
494 #define fstat(fd,buf) _fstati64(fd,buf)
495 typedef struct _stati64 struct_stat;
496 typedef off64_t stsize_t;
498 typedef struct stat struct_stat;
499 typedef off_t stsize_t;
503 __hscore_sizeof_stat( void )
505 return sizeof(struct_stat);
508 INLINE time_t __hscore_st_mtime ( struct_stat* st ) { return st->st_mtime; }
509 INLINE stsize_t __hscore_st_size ( struct_stat* st ) { return st->st_size; }
510 #if !defined(_MSC_VER)
511 INLINE mode_t __hscore_st_mode ( struct_stat* st ) { return st->st_mode; }
512 INLINE dev_t __hscore_st_dev ( struct_stat* st ) { return st->st_dev; }
513 INLINE ino_t __hscore_st_ino ( struct_stat* st ) { return st->st_ino; }
517 INLINE tcflag_t __hscore_lflag( struct termios* ts ) { return ts->c_lflag; }
520 __hscore_poke_lflag( struct termios* ts, tcflag_t t ) { ts->c_lflag = t; }
522 INLINE unsigned char*
523 __hscore_ptr_c_cc( struct termios* ts )
524 { return (unsigned char*) &ts->c_cc; }
527 __hscore_sizeof_termios( void )
530 return sizeof(struct termios);
537 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
539 __hscore_sizeof_sigset_t( void )
541 return sizeof(sigset_t);
546 __hscore_echo( void )
557 __hscore_tcsanow( void )
568 __hscore_icanon( void )
577 INLINE int __hscore_vmin( void )
586 INLINE int __hscore_vtime( void )
595 INLINE int __hscore_sigttou( void )
604 INLINE int __hscore_sig_block( void )
613 INLINE int __hscore_sig_setmask( void )
623 INLINE size_t __hscore_sizeof_siginfo_t (void)
625 return sizeof(siginfo_t);
630 __hscore_f_getfl( void )
640 __hscore_f_setfl( void )
650 __hscore_f_setfd( void )
660 __hscore_fd_cloexec( void )
669 // defined in rts/RtsStartup.c.
670 extern void* __hscore_get_saved_termios(int fd);
671 extern void __hscore_set_saved_termios(int fd, void* ts);
673 INLINE int __hscore_hs_fileno (FILE *f) { return fileno (f); }
675 INLINE int __hscore_open(char *file, int how, mode_t mode) {
677 if ((how & O_WRONLY) || (how & O_RDWR) || (how & O_APPEND))
678 return _sopen(file,how | _O_NOINHERIT,_SH_DENYRW,mode);
679 // _O_NOINHERIT: see #2650
681 return _sopen(file,how | _O_NOINHERIT,_SH_DENYWR,mode);
682 // _O_NOINHERIT: see #2650
684 return open(file,how,mode);
688 // These are wrapped because on some OSs (eg. Linux) they are
689 // macros which redirect to the 64-bit-off_t versions when large file
690 // support is enabled.
692 #if defined(__MINGW32__)
693 INLINE off64_t __hscore_lseek(int fd, off64_t off, int whence) {
694 return (_lseeki64(fd,off,whence));
697 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
698 return (lseek(fd,off,whence));
702 INLINE int __hscore_stat(char *file, struct_stat *buf) {
703 return (stat(file,buf));
706 INLINE int __hscore_fstat(int fd, struct_stat *buf) {
707 return (fstat(fd,buf));
710 // select-related stuff
712 #if !defined(__MINGW32__)
713 INLINE int hsFD_SETSIZE(void) { return FD_SETSIZE; }
714 INLINE int hsFD_ISSET(int fd, fd_set *fds) { return FD_ISSET(fd, fds); }
715 INLINE void hsFD_SET(int fd, fd_set *fds) { FD_SET(fd, fds); }
716 INLINE HsInt sizeof_fd_set(void) { return sizeof(fd_set); }
717 extern void hsFD_ZERO(fd_set *fds);
720 // gettimeofday()-related
722 #if !defined(__MINGW32__)
724 INLINE HsInt sizeofTimeVal(void) { return sizeof(struct timeval); }
726 INLINE HsWord64 getUSecOfDay(void)
729 gettimeofday(&tv, (struct timezone *) NULL);
730 // Don't forget to cast *before* doing the arithmetic, otherwise
731 // the arithmetic happens at the type of tv_sec, which is probably
733 return ((HsWord64)tv.tv_sec * 1000000 + (HsWord64)tv.tv_usec);
736 INLINE void setTimevalTicks(struct timeval *p, HsWord64 usecs)
738 p->tv_sec = usecs / 1000000;
739 p->tv_usec = usecs % 1000000;
741 #endif /* !defined(__MINGW32__) */
743 /* ToDo: write a feature test that doesn't assume 'environ' to
744 * be in scope at link-time. */
745 extern char** environ;
746 INLINE char **__hscore_environ() { return environ; }
748 /* lossless conversions between pointers and integral types */
749 INLINE void * __hscore_from_uintptr(uintptr_t n) { return (void *)n; }
750 INLINE void * __hscore_from_intptr (intptr_t n) { return (void *)n; }
751 INLINE uintptr_t __hscore_to_uintptr (void *p) { return (uintptr_t)p; }
752 INLINE intptr_t __hscore_to_intptr (void *p) { return (intptr_t)p; }
754 void errorBelch2(const char*s, char *t);
755 void debugBelch2(const char*s, char *t);
757 #if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
759 INLINE int fcntl_read(int fd, int cmd) {
760 return fcntl(fd, cmd);
762 INLINE int fcntl_write(int fd, int cmd, long arg) {
763 return fcntl(fd, cmd, arg);
765 INLINE int fcntl_lock(int fd, int cmd, struct flock *lock) {
766 return fcntl(fd, cmd, lock);
771 #endif /* __HSBASE_H__ */