1 /* -----------------------------------------------------------------------------
3 * (c) The University of Glasgow 2001-2004
5 * Definitions for package `base' which are visible in Haskell land.
7 * ---------------------------------------------------------------------------*/
12 #include "HsBaseConfig.h"
15 #undef PACKAGE_BUGREPORT
18 #undef PACKAGE_TARNAME
19 #undef PACKAGE_VERSION
21 /* Needed to get the macro version of errno on some OSs (eg. Solaris).
22 We must do this, because these libs are only compiled once, but
23 must work in both single-threaded and multi-threaded programs. */
33 #include <sys/types.h>
49 /* Ultra-ugly: OpenBSD uses broken macros for sigemptyset and sigfillset (missing casts) */
67 #if HAVE_SYS_UTSNAME_H
68 #include <sys/utsname.h>
72 # include <sys/time.h>
75 # if HAVE_SYS_TIMERS_H
77 # include <sys/timers.h>
84 #include <sys/timeb.h>
90 #include <sys/times.h>
92 #if HAVE_WINSOCK_H && defined(__MINGW32__)
102 # include <inttypes.h>
107 #if !defined(__MINGW32__) && !defined(irix_HOST_OS)
108 # if HAVE_SYS_RESOURCE_H
109 # include <sys/resource.h>
113 #if !HAVE_GETRUSAGE && HAVE_SYS_SYSCALL_H
114 # include <sys/syscall.h>
115 # if defined(SYS_GETRUSAGE) /* hpux_HOST_OS */
116 # define getrusage(a, b) syscall(SYS_GETRUSAGE, a, b)
117 # define HAVE_GETRUSAGE 1
123 #include <sys/wait.h>
128 #include "dirUtils.h"
131 #if defined(__MINGW32__)
132 /* in Win32Utils.c */
133 extern void maperrno (void);
134 extern HsWord64 getUSecOfDay(void);
137 #if defined(__MINGW32__)
144 #if HAVE_SYS_SELECT_H
145 #include <sys/select.h>
148 /* in inputReady.c */
149 extern int fdReady(int fd, int write, int msecs, int isSock);
152 extern HsInt nocldstop;
154 /* -----------------------------------------------------------------------------
155 64-bit operations, defined in longlong.c
156 -------------------------------------------------------------------------- */
158 #ifdef SUPPORT_LONG_LONGS
160 HsBool hs_gtWord64 (HsWord64, HsWord64);
161 HsBool hs_geWord64 (HsWord64, HsWord64);
162 HsBool hs_eqWord64 (HsWord64, HsWord64);
163 HsBool hs_neWord64 (HsWord64, HsWord64);
164 HsBool hs_ltWord64 (HsWord64, HsWord64);
165 HsBool hs_leWord64 (HsWord64, HsWord64);
167 HsBool hs_gtInt64 (HsInt64, HsInt64);
168 HsBool hs_geInt64 (HsInt64, HsInt64);
169 HsBool hs_eqInt64 (HsInt64, HsInt64);
170 HsBool hs_neInt64 (HsInt64, HsInt64);
171 HsBool hs_ltInt64 (HsInt64, HsInt64);
172 HsBool hs_leInt64 (HsInt64, HsInt64);
174 HsWord64 hs_remWord64 (HsWord64, HsWord64);
175 HsWord64 hs_quotWord64 (HsWord64, HsWord64);
177 HsInt64 hs_remInt64 (HsInt64, HsInt64);
178 HsInt64 hs_quotInt64 (HsInt64, HsInt64);
179 HsInt64 hs_negateInt64 (HsInt64);
180 HsInt64 hs_plusInt64 (HsInt64, HsInt64);
181 HsInt64 hs_minusInt64 (HsInt64, HsInt64);
182 HsInt64 hs_timesInt64 (HsInt64, HsInt64);
184 HsWord64 hs_and64 (HsWord64, HsWord64);
185 HsWord64 hs_or64 (HsWord64, HsWord64);
186 HsWord64 hs_xor64 (HsWord64, HsWord64);
187 HsWord64 hs_not64 (HsWord64);
189 HsWord64 hs_uncheckedShiftL64 (HsWord64, HsInt);
190 HsWord64 hs_uncheckedShiftRL64 (HsWord64, HsInt);
191 HsInt64 hs_uncheckedIShiftL64 (HsInt64, HsInt);
192 HsInt64 hs_uncheckedIShiftRA64 (HsInt64, HsInt);
193 HsInt64 hs_uncheckedIShiftRL64 (HsInt64, HsInt);
195 HsInt64 hs_intToInt64 (HsInt);
196 HsInt hs_int64ToInt (HsInt64);
197 HsWord64 hs_int64ToWord64 (HsInt64);
198 HsWord64 hs_wordToWord64 (HsWord);
199 HsWord hs_word64ToWord (HsWord64);
200 HsInt64 hs_word64ToInt64 (HsWord64);
202 HsWord64 hs_integerToWord64 (HsInt sa, StgByteArray /* Really: mp_limb_t* */ da);
203 HsInt64 hs_integerToInt64 (HsInt sa, StgByteArray /* Really: mp_limb_t* */ da);
205 #endif /* SUPPORT_LONG_LONGS */
207 /* -----------------------------------------------------------------------------
210 These functions are given as inlines here for when compiling via C,
211 but we also generate static versions into the cbits library for
212 when compiling to native code.
213 -------------------------------------------------------------------------- */
216 # if defined(_MSC_VER)
217 # define INLINE extern __inline
219 # define INLINE static inline
223 INLINE int __hscore_get_errno(void) { return errno; }
224 INLINE void __hscore_set_errno(int e) { errno = e; }
226 #if !defined(_MSC_VER)
227 INLINE int __hscore_s_isreg(mode_t m) { return S_ISREG(m); }
228 INLINE int __hscore_s_isdir(mode_t m) { return S_ISDIR(m); }
229 INLINE int __hscore_s_isfifo(mode_t m) { return S_ISFIFO(m); }
230 INLINE int __hscore_s_isblk(mode_t m) { return S_ISBLK(m); }
231 INLINE int __hscore_s_ischr(mode_t m) { return S_ISCHR(m); }
232 INLINE int __hscore_s_issock(mode_t m) { return S_ISSOCK(m); }
235 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
237 __hscore_sigemptyset( sigset_t *set )
238 { return sigemptyset(set); }
241 __hscore_sigfillset( sigset_t *set )
242 { return sigfillset(set); }
245 __hscore_sigaddset( sigset_t * set, int s )
246 { return sigaddset(set,s); }
249 __hscore_sigdelset( sigset_t * set, int s )
250 { return sigdelset(set,s); }
253 __hscore_sigismember( sigset_t * set, int s )
254 { return sigismember(set,s); }
258 __hscore_memcpy_dst_off( char *dst, int dst_off, char *src, size_t sz )
259 { return memcpy(dst+dst_off, src, sz); }
262 __hscore_memcpy_src_off( char *dst, char *src, int src_off, size_t sz )
263 { return memcpy(dst, src+src_off, sz); }
266 __hscore_supportsTextMode()
268 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
269 return HS_BOOL_FALSE;
290 #if defined(_MSC_VER)
293 return CONST_O_BINARY;
308 __hscore_o_wronly( void )
318 __hscore_o_rdwr( void )
328 __hscore_o_append( void )
338 __hscore_o_creat( void )
348 __hscore_o_excl( void )
358 __hscore_o_trunc( void )
368 __hscore_o_noctty( void )
378 __hscore_o_nonblock( void )
388 __hscore_seek_set( void )
394 __hscore_seek_end( void )
400 __hscore_ftruncate( int fd, off_t where )
402 #if defined(HAVE_FTRUNCATE)
403 return ftruncate(fd,where);
404 #elif defined(HAVE__CHSIZE)
405 return _chsize(fd,where);
407 // ToDo: we should use _chsize_s() on Windows which allows a 64-bit
408 // offset, but it doesn't seem to be available from mingw at this time
410 #error at least ftruncate or _chsize functions are required to build
415 __hscore_setmode( int fd, HsBool toBin )
417 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
418 return setmode(fd,(toBin == HS_BOOL_TRUE) ? _O_BINARY : _O_TEXT);
424 #if __GLASGOW_HASKELL__
427 __hscore_PrelHandle_write( int fd, void *ptr, HsInt off, int sz )
429 return write(fd,(char *)ptr + off, sz);
433 __hscore_PrelHandle_read( int fd, void *ptr, HsInt off, int sz )
435 return read(fd,(char *)ptr + off, sz);
439 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
441 __hscore_PrelHandle_send( int fd, void *ptr, HsInt off, int sz )
443 return send(fd,(char *)ptr + off, sz, 0);
447 __hscore_PrelHandle_recv( int fd, void *ptr, HsInt off, int sz )
449 return recv(fd,(char *)ptr + off, sz, 0);
453 #endif /* __GLASGOW_HASKELL__ */
456 __hscore_mkdir( char *pathName, int mode )
458 #if defined(_MSC_VER) || defined(__MINGW32__) || defined(_WIN32)
459 return mkdir(pathName);
461 return mkdir(pathName,mode);
466 __hscore_lstat( const char *fname, struct stat *st )
469 return lstat(fname, st);
471 return stat(fname, st);
476 __hscore_d_name( struct dirent* d )
482 __hscore_end_of_dir( void )
484 return READDIR_ERRNO_EOF;
488 __hscore_free_dirent(struct dirent *dEnt)
495 #if defined(__MINGW32__)
496 // We want the versions of stat/fstat/lseek that use 64-bit offsets,
497 // and you have to ask for those explicitly. Unfortunately there
498 // doesn't seem to be a 64-bit version of truncate/ftruncate, so while
499 // hFileSize and hSeek will work with large files, hSetFileSize will not.
500 #define stat(file,buf) _stati64(file,buf)
501 #define fstat(fd,buf) _fstati64(fd,buf)
502 typedef struct _stati64 struct_stat;
503 typedef off64_t stsize_t;
505 typedef struct stat struct_stat;
506 typedef off_t stsize_t;
510 __hscore_sizeof_stat( void )
512 return sizeof(struct_stat);
515 INLINE time_t __hscore_st_mtime ( struct_stat* st ) { return st->st_mtime; }
516 INLINE stsize_t __hscore_st_size ( struct_stat* st ) { return st->st_size; }
517 #if !defined(_MSC_VER)
518 INLINE mode_t __hscore_st_mode ( struct_stat* st ) { return st->st_mode; }
519 INLINE dev_t __hscore_st_dev ( struct_stat* st ) { return st->st_dev; }
520 INLINE ino_t __hscore_st_ino ( struct_stat* st ) { return st->st_ino; }
524 INLINE tcflag_t __hscore_lflag( struct termios* ts ) { return ts->c_lflag; }
527 __hscore_poke_lflag( struct termios* ts, tcflag_t t ) { ts->c_lflag = t; }
529 INLINE unsigned char*
530 __hscore_ptr_c_cc( struct termios* ts )
531 { return (unsigned char*) &ts->c_cc; }
534 __hscore_sizeof_termios( void )
537 return sizeof(struct termios);
544 #if !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(_WIN32)
546 __hscore_sizeof_sigset_t( void )
548 return sizeof(sigset_t);
553 __hscore_echo( void )
564 __hscore_tcsanow( void )
575 __hscore_icanon( void )
584 INLINE int __hscore_vmin( void )
593 INLINE int __hscore_vtime( void )
602 INLINE int __hscore_sigttou( void )
611 INLINE int __hscore_sig_block( void )
620 INLINE int __hscore_sig_setmask( void )
630 __hscore_f_getfl( void )
640 __hscore_f_setfl( void )
649 // defined in rts/RtsStartup.c.
650 extern void* __hscore_get_saved_termios(int fd);
651 extern void __hscore_set_saved_termios(int fd, void* ts);
653 INLINE int __hscore_hs_fileno (FILE *f) { return fileno (f); }
655 INLINE int __hscore_open(char *file, int how, mode_t mode) {
657 if ((how & O_WRONLY) || (how & O_RDWR) || (how & O_APPEND))
658 return _sopen(file,how,_SH_DENYRW,mode);
660 return _sopen(file,how,_SH_DENYWR,mode);
662 return open(file,how,mode);
666 // These are wrapped because on some OSs (eg. Linux) they are
667 // macros which redirect to the 64-bit-off_t versions when large file
668 // support is enabled.
670 #if defined(__MINGW32__)
671 INLINE off64_t __hscore_lseek(int fd, off64_t off, int whence) {
672 return (_lseeki64(fd,off,whence));
675 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
676 return (lseek(fd,off,whence));
680 INLINE int __hscore_stat(char *file, struct_stat *buf) {
681 return (stat(file,buf));
684 INLINE int __hscore_fstat(int fd, struct_stat *buf) {
685 return (fstat(fd,buf));
688 // select-related stuff
690 #if !defined(__MINGW32__)
691 INLINE int hsFD_SETSIZE(void) { return FD_SETSIZE; }
692 INLINE int hsFD_ISSET(int fd, fd_set *fds) { return FD_ISSET(fd, fds); }
693 INLINE void hsFD_SET(int fd, fd_set *fds) { FD_SET(fd, fds); }
694 INLINE HsInt sizeof_fd_set(void) { return sizeof(fd_set); }
695 extern void hsFD_ZERO(fd_set *fds);
698 // gettimeofday()-related
700 #if !defined(__MINGW32__)
702 INLINE HsInt sizeofTimeVal(void) { return sizeof(struct timeval); }
704 INLINE HsWord64 getUSecOfDay(void)
707 gettimeofday(&tv, (struct timezone *) NULL);
708 // Don't forget to cast *before* doing the arithmetic, otherwise
709 // the arithmetic happens at the type of tv_sec, which is probably
711 return ((HsWord64)tv.tv_sec * 1000000 + (HsWord64)tv.tv_usec);
714 INLINE void setTimevalTicks(struct timeval *p, HsWord64 usecs)
716 p->tv_sec = usecs / 1000000;
717 p->tv_usec = usecs % 1000000;
719 #endif /* !defined(__MINGW32__) */
721 /* ToDo: write a feature test that doesn't assume 'environ' to
722 * be in scope at link-time. */
723 extern char** environ;
724 INLINE char **__hscore_environ() { return environ; }
726 /* lossless conversions between pointers and integral types */
727 INLINE void * __hscore_from_uintptr(uintptr_t n) { return (void *)n; }
728 INLINE void * __hscore_from_intptr (intptr_t n) { return (void *)n; }
729 INLINE uintptr_t __hscore_to_uintptr (void *p) { return (uintptr_t)p; }
730 INLINE intptr_t __hscore_to_intptr (void *p) { return (intptr_t)p; }
732 void errorBelch2(const char*s, char *t);
733 void debugBelch2(const char*s, char *t);
735 #endif /* __HSBASE_H__ */