Codice

376 volume VI os16
Sorgenti della libreria generale 377
«
«
«
«
3610024 | msg.stat.st_blksize = buffer->st_blksize;
3610025 | msg.stat.st_blocks = buffer->st_blocks;
3610026 | //
3610027 | sys (SYS_STAT, &msg, (sizeof msg));
3610028 | //
3610029 | buffer->st_dev = msg.stat.st_dev;
3610030 | buffer->st_ino = msg.stat.st_ino;
3610031 | buffer->st_mode = msg.stat.st_mode;
3610032 | buffer->st_nlink = msg.stat.st_nlink;
3610033 | buffer->st_uid = msg.stat.st_uid;
3610034 | buffer->st_gid = msg.stat.st_gid;
3610035 | buffer->st_rdev = msg.stat.st_rdev;
3610036 | buffer->st_size = msg.stat.st_size;
3610037 | buffer->st_atime = msg.stat.st_atime;
3610038 | buffer->st_mtime = msg.stat.st_mtime;
3610039 | buffer->st_ctime = msg.stat.st_ctime;
3610040 | buffer->st_blksize = msg.stat.st_blksize;
3610041 | buffer->st_blocks = msg.stat.st_blocks;
3610042 | //
3610043 | errno = msg.errno;
3610044 | errln = msg.errln;
3610045 | strncpy (errfn, msg.errfn, PATH_MAX);
3610046 | return (msg.ret);
3610047 |}
105.13.7 lib/sys/stat/umask.c
Si veda la sezione 97.40.
3620001 |#include
3620002 |#include
3620003 |#include
3620004 |#include
3620005 |#include
3620006 |#include
3620007 |//----------------------------------------------------------------------
3620008 |mode_t
3620009 |umask (mode_t mask)
3620010 |{
3620011 | sysmsg_umask_t msg;
3620012 | msg.umask = mask;
3620013 | sys (SYS_UMASK, &msg, (sizeof msg));
3620014 | return (msg.ret);
3620015 |}
105.14 os16: «lib/sys/types.h»
Si veda la sezione 101.2.
3630001 |#ifndef _SYS_TYPES_H
3630002 |#define _SYS_TYPES_H 1
3630003 |//----------------------------------------------------------------------
3630004 |
3630005 |#include
3630006 |#include
3630007 |#include
3630008 |#include
3630009 |//----------------------------------------------------------------------
3630010 |typedef long int blkcnt_t;
3630011 |typedef long int blksize_t;
3630012 |typedef uint16_t dev_t; // Traditional device size.
3630013 |typedef unsigned int id_t;
3630014 |typedef unsigned int gid_t;
3630015 |typedef unsigned int uid_t;
3630016 |typedef uint16_t ino_t; // Minix 1 file system inode size.
3630017 |typedef uint16_t mode_t; // Minix 1 file system mode size.
3630018 |typedef unsigned int nlink_t;
3630019 |typedef long int off_t;
3630020 |typedef int pid_t;
3630021 |typedef unsigned int pthread_t;
3630022 |typedef long int ssize_t;
3630023 |//----------------------------------------------------------------------
3630024 |// Common extentions.
3630025 |//
3630026 |dev_t makedev (int major, int minor);
3630027 |int major (dev_t device);
3630028 |int minor (dev_t device);
3630029 |//----------------------------------------------------------------------
3630030 |
3630031 |#endif
105.14.1 lib/sys/types/major.c
Si veda la sezione 98.65.
3640001 |#include
3640002 |//----------------------------------------------------------------------
3640003 |int
3640004 |major (dev_t device)
3640005 |{
3640006 | return ((int) (device / 256));
3640007 |}
105.14.2 lib/sys/types/makedev.c
Si veda la sezione 98.65.
3650001 |#include
3650002 |//----------------------------------------------------------------------
3650003 |dev_t
3650004 |makedev (int major, int minor)
3650005 |{
3650006 | return ((dev_t) (major * 256 + minor));
3650007 |}
105.14.3 lib/sys/types/minor.c
Si veda la sezione 98.65.
3660001 |#include
3660002 |//----------------------------------------------------------------------
3660003 |int
3660004 |minor (dev_t device)
3660005 |{
3660006 | return ((dev_t) (device & 0x00FF));
3660007 |}
105.15 os16: «lib/sys/wait.h»
Si veda la sezione 101.2.
3670001 |#ifndef _SYS_WAIT_H
3670002 |#define _SYS_WAIT_H 1
3670003 |
3670004 |#include
3670005 |
3670006 |//----------------------------------------------------------------------
3670007 |pid_t wait (int *status);
3670008 |//----------------------------------------------------------------------
3670009 |
3670010 |#endif
105.15.1 lib/sys/wait/wait.c
Si veda la sezione 97.43.
3680001 |#include
3680002 |#include
3680003 |#include
3680004 |#include
3680005 |#include
3680006 |//----------------------------------------------------------------------
3680007 |pid_t
3680008 |wait (int *status)
3680009 |{
3680010 | sysmsg_wait_t msg;
3680011 | msg.ret = 0;
3680012 | msg.errno = 0;
3680013 | msg.status = 0;
3680014 | while (msg.ret == 0)
3680015 | {
3680016 | //
3680017 | // Loop as long as there are children, an none is dead.
3680018 | //
3680019 | sys (SYS_WAIT, &msg, (sizeof msg));
3680020 | }
3680021 | errno = msg.errno;
3680022 | errln = msg.errln;
3680023 | strncpy (errfn, msg.errfn, PATH_MAX);
3680024 | //
3680025 | if (status != NULL)
3680026 | {
3680027 | //
3680028 | // Only the low eight bits are returned.
3680029 | //
3680030 | *status = (msg.status & 0x00FF);
3680031 | }
3680032 | return (msg.ret);
3680033 |}
105.16 os16: «lib/time.h»
Si veda la sezione 101.2.
3690001 |#ifndef _TIME_H
3690002 |#define _TIME_H 1
3690003 |//----------------------------------------------------------------------
3690004 |
3690005 |#include
3690006 |#include
3690007 |#include
3690008 |#include
3690009 |#include
3690010 |#include
3690011 |#include
3690012 |//----------------------------------------------------------------------
3690013 |#define CLOCKS_PER_SEC 18 // Should be 18.22 Hz, but it is a ‘int’.
3690014 |//----------------------------------------------------------------------
3690015 |struct tm {int tm_sec; int tm_min; int tm_hour;
3690016 | int tm_mday; int tm_mon; int tm_year;
3690017 | int tm_wday; int tm_yday; int tm_isdst;};
3690018 |//----------------------------------------------------------------------
3690019 |clock_t clock (void);
3690020 |time_t time (time_t *timer);
3690021 |int stime (time_t *timer);
3690022 |double difftime (time_t time1, time_t time0);
3690023 |time_t mktime (struct tm *timeptr);
3690024 |struct tm *gmtime (const time_t *timer);
3690025 |struct tm *localtime (const time_t *timer);
3690026 |char *asctime (const struct tm *timeptr);
3690027 |char *ctime (const time_t *timer);
3690028 |size_t strftime (char * restrict s, size_t maxsize,
3690029 | const char * restrict format,
3690030 | const struct tm * restrict timeptr);
3690031 |//----------------------------------------------------------------------
3690032 |#define difftime(t1,t0) ((double)((t1)-(t0)))
3690033 |#define ctime(t) (asctime (localtime (t)))
3690034 |#define localtime(t) (gmtime (t))
3690035 |//----------------------------------------------------------------------
3690036 |
3690037 |#endif
«
«
«
«