1 /* -----------------------------------------------------------------------------
3 * (c) The University of Glasgow 2001-2004
5 * Definitions for package `base' which are visible in Haskell land.
7 * ---------------------------------------------------------------------------*/
12 #include "ghcconfig.h"
14 #include "HsBaseConfig.h"
17 #undef PACKAGE_BUGREPORT
20 #undef PACKAGE_TARNAME
21 #undef PACKAGE_VERSION
30 #include <sys/types.h>
46 /* Ultra-ugly: OpenBSD uses broken macros for sigemptyset and sigfillset (missing casts) */
64 #if HAVE_SYS_UTSNAME_H
65 #include <sys/utsname.h>
69 # include <sys/time.h>
72 # if HAVE_SYS_TIMERS_H
74 # include <sys/timers.h>
81 #include <sys/timeb.h>
87 #include <sys/times.h>
89 #if HAVE_WINSOCK_H && defined(mingw32_TARGET_OS)
99 #if !defined(mingw32_TARGET_OS) && !defined(irix_TARGET_OS)
100 # if HAVE_SYS_RESOURCE_H
101 # include <sys/resource.h>
105 #ifdef hpux_TARGET_OS
106 #include <sys/syscall.h>
107 #define getrusage(a, b) syscall(SYS_GETRUSAGE, a, b)
108 #define HAVE_GETRUSAGE
113 #include <sys/wait.h>
118 #include "lockFile.h"
119 #include "dirUtils.h"
121 #include "runProcess.h"
123 #if defined(mingw32_TARGET_OS)
126 #include "timeUtils.h"
130 #if HAVE_SYS_SELECT_H
131 #include <sys/select.h>
134 /* in inputReady.c */
135 int inputReady(int fd, int msecs, int isSock);
137 /* in writeError.c */
138 void writeErrString__(HsAddr msg, HsInt len);
141 extern HsInt nocldstop;
143 #if !defined(mingw32_TARGET_OS)
145 extern int execvpe(char *name, char *const argv[], char **envp);
146 extern void pPrPr_disableITimers (void);
149 /* -----------------------------------------------------------------------------
150 64-bit operations, defined in longlong.c
151 -------------------------------------------------------------------------- */
153 #ifdef SUPPORT_LONG_LONGS
155 StgInt stg_gtWord64 (StgWord64, StgWord64);
156 StgInt stg_geWord64 (StgWord64, StgWord64);
157 StgInt stg_eqWord64 (StgWord64, StgWord64);
158 StgInt stg_neWord64 (StgWord64, StgWord64);
159 StgInt stg_ltWord64 (StgWord64, StgWord64);
160 StgInt stg_leWord64 (StgWord64, StgWord64);
162 StgInt stg_gtInt64 (StgInt64, StgInt64);
163 StgInt stg_geInt64 (StgInt64, StgInt64);
164 StgInt stg_eqInt64 (StgInt64, StgInt64);
165 StgInt stg_neInt64 (StgInt64, StgInt64);
166 StgInt stg_ltInt64 (StgInt64, StgInt64);
167 StgInt stg_leInt64 (StgInt64, StgInt64);
169 StgWord64 stg_remWord64 (StgWord64, StgWord64);
170 StgWord64 stg_quotWord64 (StgWord64, StgWord64);
172 StgInt64 stg_remInt64 (StgInt64, StgInt64);
173 StgInt64 stg_quotInt64 (StgInt64, StgInt64);
174 StgInt64 stg_negateInt64 (StgInt64);
175 StgInt64 stg_plusInt64 (StgInt64, StgInt64);
176 StgInt64 stg_minusInt64 (StgInt64, StgInt64);
177 StgInt64 stg_timesInt64 (StgInt64, StgInt64);
179 StgWord64 stg_and64 (StgWord64, StgWord64);
180 StgWord64 stg_or64 (StgWord64, StgWord64);
181 StgWord64 stg_xor64 (StgWord64, StgWord64);
182 StgWord64 stg_not64 (StgWord64);
184 StgWord64 stg_uncheckedShiftL64 (StgWord64, StgInt);
185 StgWord64 stg_uncheckedShiftRL64 (StgWord64, StgInt);
186 StgInt64 stg_uncheckedIShiftL64 (StgInt64, StgInt);
187 StgInt64 stg_uncheckedIShiftRL64 (StgInt64, StgInt);
188 StgInt64 stg_uncheckedIShiftRA64 (StgInt64, StgInt);
190 StgInt64 stg_intToInt64 (StgInt);
191 StgInt stg_int64ToInt (StgInt64);
192 StgWord64 stg_int64ToWord64 (StgInt64);
194 StgWord64 stg_wordToWord64 (StgWord);
195 StgWord stg_word64ToWord (StgWord64);
196 StgInt64 stg_word64ToInt64 (StgWord64);
198 StgInt64 stg_integerToInt64 (StgInt sa, StgByteArray /* Really: mp_limb_t* */ da);
199 StgWord64 stg_integerToWord64 (StgInt sa, StgByteArray /* Really: mp_limb_t* */ da);
201 #endif /* SUPPORT_LONG_LONGS */
203 /* -----------------------------------------------------------------------------
206 These functions are given as inlines here for when compiling via C,
207 but we also generate static versions into the cbits library for
208 when compiling to native code.
209 -------------------------------------------------------------------------- */
212 # if defined(_MSC_VER)
213 # define INLINE extern __inline
214 # elif defined(__HUGS__)
215 # define INLINE INLINE_ONLY
217 # define INLINE extern inline
221 INLINE int __hscore_get_errno(void) { return errno; }
222 INLINE void __hscore_set_errno(int e) { errno = e; }
224 #if !defined(_MSC_VER)
225 INLINE int __hscore_s_isreg(m) { return S_ISREG(m); }
226 INLINE int __hscore_s_isdir(m) { return S_ISDIR(m); }
227 INLINE int __hscore_s_isfifo(m) { return S_ISFIFO(m); }
228 INLINE int __hscore_s_isblk(m) { return S_ISBLK(m); }
229 INLINE int __hscore_s_ischr(m) { return S_ISCHR(m); }
231 INLINE int __hscore_s_issock(m) { return S_ISSOCK(m); }
235 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
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(mingw32_TARGET_OS)
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_setmode( HsInt fd, HsBool toBin )
402 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
403 return setmode(fd,(toBin == HS_BOOL_TRUE) ? _O_BINARY : _O_TEXT);
410 __hscore_PrelHandle_write( HsInt fd, HsAddr ptr, HsInt off, int sz )
412 return write(fd,(char *)ptr + off, sz);
416 __hscore_PrelHandle_read( HsInt fd, HsAddr ptr, HsInt off, int sz )
418 return read(fd,(char *)ptr + off, sz);
422 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
424 __hscore_PrelHandle_send( HsInt fd, HsAddr ptr, HsInt off, int sz )
426 return send(fd,(char *)ptr + off, sz, 0);
430 __hscore_PrelHandle_recv( HsInt fd, HsAddr ptr, HsInt off, int sz )
432 return recv(fd,(char *)ptr + off, sz, 0);
436 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
438 __hscore_Time_ghcTimezone( void ) { return &_timezone; }
441 __hscore_Time_ghcTzname( void ) { return _tzname; }
445 __hscore_mkdir( HsAddr pathName, HsInt mode )
447 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
448 return mkdir(pathName);
450 return mkdir(pathName,mode);
455 __hscore_lstat( HsAddr fname, HsAddr st )
458 return lstat((const char*)fname, (struct stat*)st);
460 return stat((const char*)fname, (struct stat*)st);
465 /* A size that will contain many path names, but not necessarily all
466 * (PATH_MAX is not defined on systems with unlimited path length,
469 INLINE HsInt __hscore_long_path_size() { return PATH_MAX; }
471 INLINE HsInt __hscore_long_path_size() { return 4096; }
475 INLINE mode_t __hscore_R_OK() { return R_OK; }
478 INLINE mode_t __hscore_W_OK() { return W_OK; }
481 INLINE mode_t __hscore_X_OK() { return X_OK; }
485 INLINE mode_t __hscore_S_IRUSR() { return S_IRUSR; }
488 INLINE mode_t __hscore_S_IWUSR() { return S_IWUSR; }
491 INLINE mode_t __hscore_S_IXUSR() { return S_IXUSR; }
495 __hscore_d_name( struct dirent* d )
497 #if defined(STRUCT_DIRENT_FLAT_LAYOUT)
498 return (HsAddr)(&d->d_name);
500 return (HsAddr)(d->d_name);
505 __hscore_end_of_dir( void )
507 return READDIR_ERRNO_EOF;
511 __hscore_free_dirent(HsAddr dEnt)
519 __hscore_sizeof_stat( void )
521 return sizeof(struct stat);
524 INLINE time_t __hscore_st_mtime ( struct stat* st ) { return st->st_mtime; }
525 INLINE off_t __hscore_st_size ( struct stat* st ) { return st->st_size; }
526 #if !defined(_MSC_VER)
527 INLINE mode_t __hscore_st_mode ( struct stat* st ) { return st->st_mode; }
531 INLINE tcflag_t __hscore_lflag( struct termios* ts ) { return ts->c_lflag; }
534 __hscore_poke_lflag( struct termios* ts, tcflag_t t ) { ts->c_lflag = t; }
536 INLINE unsigned char*
537 __hscore_ptr_c_cc( struct termios* ts )
538 { return (unsigned char*) &ts->c_cc; }
541 __hscore_sizeof_termios( void )
543 #ifndef mingw32_TARGET_OS
544 return sizeof(struct termios);
551 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
553 __hscore_sizeof_sigset_t( void )
555 return sizeof(sigset_t);
560 __hscore_echo( void )
571 __hscore_tcsanow( void )
582 __hscore_icanon( void )
591 INLINE int __hscore_vmin( void )
600 INLINE int __hscore_vtime( void )
609 INLINE int __hscore_sigttou( void )
618 INLINE int __hscore_sig_block( void )
627 INLINE int __hscore_sig_setmask( void )
637 __hscore_f_getfl( void )
647 __hscore_f_setfl( void )
656 // defined in rts/RtsStartup.c.
657 extern void* __hscore_get_saved_termios(int fd);
658 extern void __hscore_set_saved_termios(int fd, void* ts);
660 INLINE int __hscore_hs_fileno (FILE *f) { return fileno (f); }
662 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
663 INLINE int __hsposix_SIGABRT() { return SIGABRT; }
664 INLINE int __hsposix_SIGALRM() { return SIGALRM; }
665 INLINE int __hsposix_SIGBUS() { return SIGBUS; }
666 INLINE int __hsposix_SIGCHLD() { return SIGCHLD; }
667 INLINE int __hsposix_SIGCONT() { return SIGCONT; }
668 INLINE int __hsposix_SIGFPE() { return SIGFPE; }
669 INLINE int __hsposix_SIGHUP() { return SIGHUP; }
670 INLINE int __hsposix_SIGILL() { return SIGILL; }
671 INLINE int __hsposix_SIGINT() { return SIGINT; }
672 INLINE int __hsposix_SIGKILL() { return SIGKILL; }
673 INLINE int __hsposix_SIGPIPE() { return SIGPIPE; }
674 INLINE int __hsposix_SIGQUIT() { return SIGQUIT; }
675 INLINE int __hsposix_SIGSEGV() { return SIGSEGV; }
676 INLINE int __hsposix_SIGSTOP() { return SIGSTOP; }
677 INLINE int __hsposix_SIGTERM() { return SIGTERM; }
678 INLINE int __hsposix_SIGTSTP() { return SIGTSTP; }
679 INLINE int __hsposix_SIGTTIN() { return SIGTTIN; }
680 INLINE int __hsposix_SIGTTOU() { return SIGTTOU; }
681 INLINE int __hsposix_SIGUSR1() { return SIGUSR1; }
682 INLINE int __hsposix_SIGUSR2() { return SIGUSR2; }
684 INLINE int __hsposix_SIGPOLL() { return SIGPOLL; }
686 INLINE int __hsposix_SIGPROF() { return SIGPROF; }
687 INLINE int __hsposix_SIGSYS() { return SIGSYS; }
688 INLINE int __hsposix_SIGTRAP() { return SIGTRAP; }
689 INLINE int __hsposix_SIGURG() { return SIGURG; }
690 INLINE int __hsposix_SIGVTALRM() { return SIGVTALRM; }
691 INLINE int __hsposix_SIGXCPU() { return SIGXCPU; }
692 INLINE int __hsposix_SIGXFSZ() { return SIGXFSZ; }
694 INLINE int __hsposix_SIG_BLOCK() { return SIG_BLOCK; }
695 INLINE int __hsposix_SIG_UNBLOCK() { return SIG_UNBLOCK; }
696 INLINE int __hsposix_SIG_SETMASK() { return SIG_SETMASK; }
698 #endif /* mingw32_TARGET_OS */
700 // These are wrapped because on some OSs (eg. Linux) they are
701 // macros which redirect to the 64-bit-off_t versions when large file
702 // support is enabled.
704 INLINE int __hscore_open(char *file, int how, mode_t mode) {
705 return (open(file,how,mode));
708 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
709 return (lseek(fd,off,whence));
712 INLINE int __hscore_stat(char *file, struct stat *buf) {
713 return (stat(file,buf));
716 INLINE int __hscore_fstat(int fd, struct stat *buf) {
717 return (fstat(fd,buf));
720 // select-related stuff
722 #if !defined(mingw32_TARGET_OS)
723 INLINE void hsFD_CLR(int fd, fd_set *fds) { FD_CLR(fd, fds); }
724 INLINE int hsFD_ISSET(int fd, fd_set *fds) { return FD_ISSET(fd, fds); }
725 INLINE void hsFD_SET(int fd, fd_set *fds) { FD_SET(fd, fds); }
726 INLINE int sizeof_fd_set(void) { return sizeof(fd_set); }
727 extern void hsFD_ZERO(fd_set *fds);
730 // gettimeofday()-related
732 #if !defined(mingw32_TARGET_OS)
735 INLINE HsInt sizeofTimeVal(void) { return sizeof(struct timeval); }
737 INLINE HsInt getTicksOfDay(void)
740 gettimeofday(&tv, (struct timezone *) NULL);
741 return (tv.tv_sec * TICK_FREQ +
742 tv.tv_usec * TICK_FREQ / 1000000);
745 INLINE void setTimevalTicks(struct timeval *p, HsInt ticks)
747 p->tv_sec = ticks / TICK_FREQ;
748 p->tv_usec = (ticks % TICK_FREQ) * (1000000 / TICK_FREQ);
750 #endif // !defined(mingw32_TARGET_OS)
754 #if defined(mingw32_TARGET_OS)
756 /* Make sure we've got the reqd CSIDL_ constants in scope;
757 * w32api header files are lagging a bit in defining the full set.
759 #if !defined(CSIDL_APPDATA)
760 #define CSIDL_APPDATA 0x001a
762 #if !defined(CSIDL_PERSONAL)
763 #define CSIDL_PERSONAL 0x0005
765 #if !defined(CSIDL_PROFILE)
766 #define CSIDL_PROFILE 0x0028
768 #if !defined(CSIDL_WINDOWS)
769 #define CSIDL_WINDOWS 0x0024
772 INLINE int __hscore_CSIDL_PROFILE() { return CSIDL_PROFILE; }
773 INLINE int __hscore_CSIDL_APPDATA() { return CSIDL_APPDATA; }
774 INLINE int __hscore_CSIDL_WINDOWS() { return CSIDL_WINDOWS; }
775 INLINE int __hscore_CSIDL_PERSONAL() { return CSIDL_PERSONAL; }
778 /* ToDo: write a feature test that doesn't assume 'environ' to
779 * be in scope at link-time. */
780 extern char** environ;
781 INLINE char **__hscore_environ() { return environ; }
783 #endif /* __HSBASE_H__ */