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256 volume VI os16
Script e sorgenti del kernel 257
1350022 |int k_vsprintf (char *restrict string, const char *restrict format,
1410012 | return;
1350023 | va_list arg);
1410013 | }
1350024 |void k_perror (const char *s);
1350025 |
1410014 | //
1410015 | // Show the string if there is one.
1350026 |int k_kill (pid_t pid, int sig);
1410016 | //
1350027 |int k_open (const char *file, int oflags, ...);
1410017 | if (s != NULL && strlen (s) > 0)
1350028 |void k_close (int fd);
1410018 | {
1350029 |ssize_t k_read (int fd, void *buffer, size_t count);
1410019 | k_printf ("%s: ", s);
1350030 |//----------------------------------------------------------------------
1350031 |
1410020 | }
1410021 | //
1350032 |#endif
1410022 | // Show the translated error.
1410023 | //
1410024 | if (errfn[0] != 0 && errln != 0)
104.6.1 kernel/k_libc/k_clock.c
1410025 | {
1410026 | k_printf ("[%s:%u:%i] %s\n",
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Si veda la sezione 103.5.
1360001 |#include
1360002 |//----------------------------------------------------------------------
1360003 |extern clock_t _clock_ticks; // uint32_t
1360004 |//----------------------------------------------------------------------
1360005 |clock_t
1410027 | errfn, errln, errno, strerror (errno));
1410028 | }
1410029 | else
1410030 | {
1410031 | k_printf ("[%i] %s\n", errno, strerror (errno));
1410032 | }
1410033 |}
1360006 |k_clock (void)
1360007 |{
1360008 | return (_clock_ticks);
1360009 |}
104.6.7 kernel/k_libc/k_printf.c
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Si veda la sezione 103.5.
104.6.2 kernel/k_libc/k_close.c
1420001 |#include
1420002 |#include
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Si veda la sezione 103.5.
1370001 |#include
1370002 |#include
1370003 |//----------------------------------------------------------------------
1370004 |void
1370005 |k_close (int fdn)
1370006 |{
1420003 |//----------------------------------------------------------------------
1420004 |int
1420005 |k_printf (const char *restrict format, ...)
1420006 |{
1420007 | va_list ap;
1420008 | va_start (ap, format);
1420009 | return k_vprintf (format, ap);
1420010 |}
1370007 | fd_close ((pid_t) 0, fdn);
1370008 | return;
1370009 |}
104.6.8 kernel/k_libc/k_puts.c
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104.6.3 kernel/k_libc/k_exit.s
Si veda la sezione 103.5.
1430001 |#include
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Si veda la sezione 103.5.
1380001 |.global _k_exit
1380002 |;-----------------------------------------------------------------------
1380003 |.text
1380004 |;-----------------------------------------------------------------------
1380005 |.align 2
1380006 |_k_exit:
1380007 |halt:
1380008 | hlt
1380009 | jmp halt
1430002 |#include
1430003 |#include
1430004 |#include
1430005 |//----------------------------------------------------------------------
1430006 |int
1430007 |k_puts (const char *string)
1430008 |{
1430009 | dev_io ((pid_t) 0, DEV_TTY, DEV_WRITE, (off_t) 0, string,
1430010 | strlen (string), NULL);
1430011 | dev_io ((pid_t) 0, DEV_TTY, DEV_WRITE, (off_t) 0, "\n", 1, NULL);
1430012 | return 1;
1430013 |}
«
104.6.4 kernel/k_libc/k_kill.c
104.6.9 kernel/k_libc/k_read.c
Si veda la sezione 103.5.
1390001 |#include
1390002 |#include
1390003 |//----------------------------------------------------------------------
1390004 |int
1390005 |k_kill (pid_t pid, int sig)
1390006 |{
1390007 | return (proc_sys_kill ((pid_t) 0, pid, sig));
1390008 |}
Si veda la sezione 103.5.
1440001 |#include
1440002 |#include
1440003 |//----------------------------------------------------------------------
1440004 |ssize_t
1440005 |k_read (int fdn, void *buffer, size_t count)
1440006 |{
1440007 | int eof;
1440008 | ssize_t size;
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1440009 | //
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104.6.5 kernel/k_libc/k_open.c
Si veda la sezione 103.5.
1400001 |#include
1400002 |#include
1400003 |#include
1400004 |#include
1400005 |#include
1400006 |//----------------------------------------------------------------------
1400007 |int
1400008 |k_open (const char *file, int oflags, ...)
1440010 | eof = 0;
1440011 | //
1440012 | while (1)
1440013 | {
1440014 | size += fd_read ((pid_t) 0, fdn, buffer, count, &eof);
1440015 | if (size != 0 || eof)
1440016 | {
1440017 | break;
1440018 | }
1440019 | }
1440020 | return (size);
1440021 |}
1400009 |{
1400010 | mode_t mode;
1400011 | va_list ap;
1400012 | //
1400013 | va_start (ap, oflags);
1400014 | mode = va_arg (ap, mode_t);
1400015 | //
1400016 | if (file == NULL || strlen (file) == 0)
1400017 | {
1400018 | errset (EINVAL); // Invalid argument.
1400019 | return (-1);
1400020 | }
1400021 | return (fd_open ((pid_t) 0, file, oflags, mode));
1400022 |}
104.6.10 kernel/k_libc/k_stime.c
Si veda la sezione 103.5.
1450001 |#include
1450002 |//----------------------------------------------------------------------
1450003 |extern time_t _clock_seconds; // uint32_t
1450004 |//----------------------------------------------------------------------
1450005 |int
1450006 |k_stime (time_t *timer)
1450007 |{
1450008 | _clock_seconds = *timer;
1450009 | return (0);
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1450010 |}
104.6.6 kernel/k_libc/k_perror.c
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Si veda la sezione 103.5.
1410001 |#include
1410002 |#include
1410003 |//----------------------------------------------------------------------
1410004 |void
1410005 |k_perror (const char *s)
1410006 |{
1410007 | //
1410008 | // If errno is zero, there is nothing to show.
1410009 | //
1410010 | if (errno == 0)
1410011 | {
104.6.11 kernel/k_libc/k_time.c
Si veda la sezione 103.5.
1460001 |#include
1460002 |#include
1460003 |//----------------------------------------------------------------------
1460004 |extern time_t _clock_seconds; // uint32_t
1460005 |//----------------------------------------------------------------------
1460006 |time_t
1460007 |k_time (time_t *timer)
1460008 |{
1460009 | if (timer != NULL)
«