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"
13 #include "HsBaseConfig.h"
21 #include <sys/types.h>
37 /* Ultra-ugly: OpenBSD uses broken macros for sigemptyset and sigfillset (missing casts) */
55 #if HAVE_SYS_UTSNAME_H
56 #include <sys/utsname.h>
60 # include <sys/time.h>
63 # if HAVE_SYS_TIMERS_H
65 # include <sys/timers.h>
72 #include <sys/timeb.h>
78 #include <sys/times.h>
80 #if HAVE_WINSOCK_H && defined(mingw32_TARGET_OS)
90 #if !defined(mingw32_TARGET_OS) && !defined(irix_TARGET_OS)
91 # if HAVE_SYS_RESOURCE_H
92 # include <sys/resource.h>
97 #include <sys/syscall.h>
98 #define getrusage(a, b) syscall(SYS_GETRUSAGE, a, b)
99 #define HAVE_GETRUSAGE
104 #include <sys/wait.h>
109 #include "lockFile.h"
110 #include "dirUtils.h"
112 #include "runProcess.h"
114 #if defined(mingw32_TARGET_OS)
117 #include "timeUtils.h"
121 /* in inputReady.c */
122 int inputReady(int fd, int msecs, int isSock);
124 /* in writeError.c */
125 void writeErrString__(HsAddr msg, HsInt len);
128 extern HsInt nocldstop;
131 extern int execvpe(char *name, char *const argv[], char **envp);
132 extern void pPrPr_disableITimers (void);
134 /* -----------------------------------------------------------------------------
135 64-bit operations, defined in longlong.c
136 -------------------------------------------------------------------------- */
138 #ifdef SUPPORT_LONG_LONGS
140 StgInt stg_gtWord64 (StgWord64, StgWord64);
141 StgInt stg_geWord64 (StgWord64, StgWord64);
142 StgInt stg_eqWord64 (StgWord64, StgWord64);
143 StgInt stg_neWord64 (StgWord64, StgWord64);
144 StgInt stg_ltWord64 (StgWord64, StgWord64);
145 StgInt stg_leWord64 (StgWord64, StgWord64);
147 StgInt stg_gtInt64 (StgInt64, StgInt64);
148 StgInt stg_geInt64 (StgInt64, StgInt64);
149 StgInt stg_eqInt64 (StgInt64, StgInt64);
150 StgInt stg_neInt64 (StgInt64, StgInt64);
151 StgInt stg_ltInt64 (StgInt64, StgInt64);
152 StgInt stg_leInt64 (StgInt64, StgInt64);
154 StgWord64 stg_remWord64 (StgWord64, StgWord64);
155 StgWord64 stg_quotWord64 (StgWord64, StgWord64);
157 StgInt64 stg_remInt64 (StgInt64, StgInt64);
158 StgInt64 stg_quotInt64 (StgInt64, StgInt64);
159 StgInt64 stg_negateInt64 (StgInt64);
160 StgInt64 stg_plusInt64 (StgInt64, StgInt64);
161 StgInt64 stg_minusInt64 (StgInt64, StgInt64);
162 StgInt64 stg_timesInt64 (StgInt64, StgInt64);
164 StgWord64 stg_and64 (StgWord64, StgWord64);
165 StgWord64 stg_or64 (StgWord64, StgWord64);
166 StgWord64 stg_xor64 (StgWord64, StgWord64);
167 StgWord64 stg_not64 (StgWord64);
169 StgWord64 stg_uncheckedShiftL64 (StgWord64, StgInt);
170 StgWord64 stg_uncheckedShiftRL64 (StgWord64, StgInt);
171 StgInt64 stg_uncheckedIShiftL64 (StgInt64, StgInt);
172 StgInt64 stg_uncheckedIShiftRL64 (StgInt64, StgInt);
173 StgInt64 stg_uncheckedIShiftRA64 (StgInt64, StgInt);
175 StgInt64 stg_intToInt64 (StgInt);
176 StgInt stg_int64ToInt (StgInt64);
177 StgWord64 stg_int64ToWord64 (StgInt64);
179 StgWord64 stg_wordToWord64 (StgWord);
180 StgWord stg_word64ToWord (StgWord64);
181 StgInt64 stg_word64ToInt64 (StgWord64);
183 StgInt64 stg_integerToInt64 (StgInt sa, StgByteArray /* Really: mp_limb_t* */ da);
184 StgWord64 stg_integerToWord64 (StgInt sa, StgByteArray /* Really: mp_limb_t* */ da);
186 #endif /* SUPPORT_LONG_LONGS */
188 /* -----------------------------------------------------------------------------
191 These functions are given as inlines here for when compiling via C,
192 but we also generate static versions into the cbits library for
193 when compiling to native code.
194 -------------------------------------------------------------------------- */
197 # if defined(_MSC_VER)
198 # define INLINE extern __inline
199 # elif defined(__HUGS__)
200 # define INLINE INLINE_ONLY
202 # define INLINE extern inline
206 INLINE int __hscore_get_errno(void) { return errno; }
207 INLINE void __hscore_set_errno(int e) { errno = e; }
209 #if !defined(_MSC_VER)
210 INLINE int __hscore_s_isreg(m) { return S_ISREG(m); }
211 INLINE int __hscore_s_isdir(m) { return S_ISDIR(m); }
212 INLINE int __hscore_s_isfifo(m) { return S_ISFIFO(m); }
213 INLINE int __hscore_s_isblk(m) { return S_ISBLK(m); }
214 INLINE int __hscore_s_ischr(m) { return S_ISCHR(m); }
216 INLINE int __hscore_s_issock(m) { return S_ISSOCK(m); }
220 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
222 __hscore_sigemptyset( sigset_t *set )
223 { return sigemptyset(set); }
226 __hscore_sigfillset( sigset_t *set )
227 { return sigfillset(set); }
230 __hscore_sigaddset( sigset_t * set, int s )
231 { return sigaddset(set,s); }
234 __hscore_sigdelset( sigset_t * set, int s )
235 { return sigdelset(set,s); }
238 __hscore_sigismember( sigset_t * set, int s )
239 { return sigismember(set,s); }
243 __hscore_memcpy_dst_off( char *dst, int dst_off, char *src, size_t sz )
244 { return memcpy(dst+dst_off, src, sz); }
247 __hscore_memcpy_src_off( char *dst, char *src, int src_off, size_t sz )
248 { return memcpy(dst, src+src_off, sz); }
251 __hscore_supportsTextMode()
253 #if defined(mingw32_TARGET_OS)
254 return HS_BOOL_FALSE;
275 #if defined(_MSC_VER)
278 return CONST_O_BINARY;
293 __hscore_o_wronly( void )
303 __hscore_o_rdwr( void )
313 __hscore_o_append( void )
323 __hscore_o_creat( void )
333 __hscore_o_excl( void )
343 __hscore_o_trunc( void )
353 __hscore_o_noctty( void )
363 __hscore_o_nonblock( void )
373 __hscore_seek_set( void )
379 __hscore_seek_end( void )
385 __hscore_setmode( HsInt fd, HsBool toBin )
387 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
388 return setmode(fd,(toBin == HS_BOOL_TRUE) ? _O_BINARY : _O_TEXT);
395 __hscore_PrelHandle_write( HsInt fd, HsAddr ptr, HsInt off, int sz )
397 return write(fd,(char *)ptr + off, sz);
401 __hscore_PrelHandle_read( HsInt fd, HsAddr ptr, HsInt off, int sz )
403 return read(fd,(char *)ptr + off, sz);
407 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
409 __hscore_PrelHandle_send( HsInt fd, HsAddr ptr, HsInt off, int sz )
411 return send(fd,(char *)ptr + off, sz, 0);
415 __hscore_PrelHandle_recv( HsInt fd, HsAddr ptr, HsInt off, int sz )
417 return recv(fd,(char *)ptr + off, sz, 0);
421 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
423 __hscore_Time_ghcTimezone( void ) { return &_timezone; }
426 __hscore_Time_ghcTzname( void ) { return _tzname; }
430 __hscore_mkdir( HsAddr pathName, HsInt mode )
432 #if defined(mingw32_TARGET_OS) || defined(_MSC_VER)
433 return mkdir(pathName);
435 return mkdir(pathName,mode);
440 __hscore_lstat( HsAddr fname, HsAddr st )
443 return lstat((const char*)fname, (struct stat*)st);
445 return stat((const char*)fname, (struct stat*)st);
450 /* A size that will contain many path names, but not necessarily all
451 * (PATH_MAX is not defined on systems with unlimited path length,
454 INLINE HsInt __hscore_long_path_size() { return PATH_MAX; }
456 INLINE HsInt __hscore_long_path_size() { return 4096; }
460 INLINE mode_t __hscore_R_OK() { return R_OK; }
463 INLINE mode_t __hscore_W_OK() { return W_OK; }
466 INLINE mode_t __hscore_X_OK() { return X_OK; }
470 INLINE mode_t __hscore_S_IRUSR() { return S_IRUSR; }
473 INLINE mode_t __hscore_S_IWUSR() { return S_IWUSR; }
476 INLINE mode_t __hscore_S_IXUSR() { return S_IXUSR; }
480 __hscore_d_name( struct dirent* d )
482 #if defined(STRUCT_DIRENT_FLAT_LAYOUT)
483 return (HsAddr)(&d->d_name);
485 return (HsAddr)(d->d_name);
490 __hscore_end_of_dir( void )
492 return READDIR_ERRNO_EOF;
496 __hscore_free_dirent(HsAddr dEnt)
504 __hscore_sizeof_stat( void )
506 return sizeof(struct stat);
509 INLINE time_t __hscore_st_mtime ( struct stat* st ) { return st->st_mtime; }
510 INLINE off_t __hscore_st_size ( struct stat* st ) { return st->st_size; }
511 #if !defined(_MSC_VER)
512 INLINE mode_t __hscore_st_mode ( struct stat* st ) { return st->st_mode; }
516 INLINE tcflag_t __hscore_lflag( struct termios* ts ) { return ts->c_lflag; }
519 __hscore_poke_lflag( struct termios* ts, tcflag_t t ) { ts->c_lflag = t; }
521 INLINE unsigned char*
522 __hscore_ptr_c_cc( struct termios* ts )
523 { return (unsigned char*) &ts->c_cc; }
526 __hscore_sizeof_termios( void )
528 #ifndef mingw32_TARGET_OS
529 return sizeof(struct termios);
536 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
538 __hscore_sizeof_sigset_t( void )
540 return sizeof(sigset_t);
545 __hscore_echo( void )
556 __hscore_tcsanow( void )
567 __hscore_icanon( void )
576 INLINE int __hscore_vmin( void )
585 INLINE int __hscore_vtime( void )
594 INLINE int __hscore_sigttou( void )
603 INLINE int __hscore_sig_block( void )
612 INLINE int __hscore_sig_setmask( void )
622 __hscore_f_getfl( void )
632 __hscore_f_setfl( void )
641 // defined in rts/RtsStartup.c.
642 extern void* __hscore_get_saved_termios(int fd);
643 extern void __hscore_set_saved_termios(int fd, void* ts);
645 INLINE int __hscore_hs_fileno (FILE *f) { return fileno (f); }
647 #if !defined(mingw32_TARGET_OS) && !defined(_MSC_VER)
648 INLINE int __hsposix_SIGABRT() { return SIGABRT; }
649 INLINE int __hsposix_SIGALRM() { return SIGALRM; }
650 INLINE int __hsposix_SIGBUS() { return SIGBUS; }
651 INLINE int __hsposix_SIGCHLD() { return SIGCHLD; }
652 INLINE int __hsposix_SIGCONT() { return SIGCONT; }
653 INLINE int __hsposix_SIGFPE() { return SIGFPE; }
654 INLINE int __hsposix_SIGHUP() { return SIGHUP; }
655 INLINE int __hsposix_SIGILL() { return SIGILL; }
656 INLINE int __hsposix_SIGINT() { return SIGINT; }
657 INLINE int __hsposix_SIGKILL() { return SIGKILL; }
658 INLINE int __hsposix_SIGPIPE() { return SIGPIPE; }
659 INLINE int __hsposix_SIGQUIT() { return SIGQUIT; }
660 INLINE int __hsposix_SIGSEGV() { return SIGSEGV; }
661 INLINE int __hsposix_SIGSTOP() { return SIGSTOP; }
662 INLINE int __hsposix_SIGTERM() { return SIGTERM; }
663 INLINE int __hsposix_SIGTSTP() { return SIGTSTP; }
664 INLINE int __hsposix_SIGTTIN() { return SIGTTIN; }
665 INLINE int __hsposix_SIGTTOU() { return SIGTTOU; }
666 INLINE int __hsposix_SIGUSR1() { return SIGUSR1; }
667 INLINE int __hsposix_SIGUSR2() { return SIGUSR2; }
669 INLINE int __hsposix_SIGPOLL() { return SIGPOLL; }
671 INLINE int __hsposix_SIGPROF() { return SIGPROF; }
672 INLINE int __hsposix_SIGSYS() { return SIGSYS; }
673 INLINE int __hsposix_SIGTRAP() { return SIGTRAP; }
674 INLINE int __hsposix_SIGURG() { return SIGURG; }
675 INLINE int __hsposix_SIGVTALRM() { return SIGVTALRM; }
676 INLINE int __hsposix_SIGXCPU() { return SIGXCPU; }
677 INLINE int __hsposix_SIGXFSZ() { return SIGXFSZ; }
679 INLINE int __hsposix_SIG_BLOCK() { return SIG_BLOCK; }
680 INLINE int __hsposix_SIG_UNBLOCK() { return SIG_UNBLOCK; }
681 INLINE int __hsposix_SIG_SETMASK() { return SIG_SETMASK; }
683 #endif /* mingw32_TARGET_OS */
685 // These are wrapped because on some OSs (eg. Linux) they are
686 // macros which redirect to the 64-bit-off_t versions when large file
687 // support is enabled.
689 INLINE int __hscore_open(char *file, int how, mode_t mode) {
690 return (open(file,how,mode));
693 INLINE off_t __hscore_lseek(int fd, off_t off, int whence) {
694 return (lseek(fd,off,whence));
697 INLINE int __hscore_stat(char *file, struct stat *buf) {
698 return (stat(file,buf));
701 INLINE int __hscore_fstat(int fd, struct stat *buf) {
702 return (fstat(fd,buf));
705 #if defined(mingw32_TARGET_OS)
707 /* Make sure we've got the reqd CSIDL_ constants in scope;
708 * w32api header files are lagging a bit in defining the full set.
710 #if !defined(CSIDL_APPDATA)
711 #define CSIDL_APPDATA 0x001a
713 #if !defined(CSIDL_PERSONAL)
714 #define CSIDL_PERSONAL 0x0005
716 #if !defined(CSIDL_PROFILE)
717 #define CSIDL_PROFILE 0x0028
719 #if !defined(CSIDL_WINDOWS)
720 #define CSIDL_WINDOWS 0x0024
723 INLINE int __hscore_CSIDL_PROFILE() { return CSIDL_PROFILE; }
724 INLINE int __hscore_CSIDL_APPDATA() { return CSIDL_APPDATA; }
725 INLINE int __hscore_CSIDL_WINDOWS() { return CSIDL_WINDOWS; }
726 INLINE int __hscore_CSIDL_PERSONAL() { return CSIDL_PERSONAL; }
729 #endif /* __HSBASE_H__ */