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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2020-10-19 11:51:48 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2020-10-27 09:54:50 -0300 |
| commit | 5d8aa97da2332a818579bbb24880f9d44715448a (patch) | |
| tree | 649294cdab8924f0905bc9bdc6c03a24627582b9 /time | |
| parent | 30a0b167d347dd80807d167ee85bf58264fb8b76 (diff) | |
| download | glibc-5d8aa97da2332a818579bbb24880f9d44715448a.zip glibc-5d8aa97da2332a818579bbb24880f9d44715448a.tar.gz glibc-5d8aa97da2332a818579bbb24880f9d44715448a.tar.bz2 | |
time: Add 64-bit time_t support for ftime
It basically calls the 64-bit __clock_gettime64 and adds the overflow
check.
Checked on x86_64-linux-gnu and i686-linux-gnu.
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Diffstat (limited to 'time')
| -rw-r--r-- | time/Makefile | 2 | ||||
| -rw-r--r-- | time/bits/types/struct_timeb.h | 15 | ||||
| -rw-r--r-- | time/ftime.c | 28 | ||||
| -rw-r--r-- | time/sys/timeb.h | 12 |
4 files changed, 41 insertions, 16 deletions
diff --git a/time/Makefile b/time/Makefile index a4fb13d..26aa835 100644 --- a/time/Makefile +++ b/time/Makefile @@ -27,7 +27,7 @@ headers := time.h sys/time.h sys/timeb.h bits/time.h \ bits/types/struct_itimerspec.h \ bits/types/struct_timespec.h bits/types/struct_timeval.h \ bits/types/struct_tm.h bits/types/timer_t.h \ - bits/types/time_t.h + bits/types/time_t.h bits/types/struct_timeb.h routines := offtime asctime clock ctime ctime_r difftime \ gmtime localtime mktime time \ diff --git a/time/bits/types/struct_timeb.h b/time/bits/types/struct_timeb.h new file mode 100644 index 0000000..1fe60c7 --- /dev/null +++ b/time/bits/types/struct_timeb.h @@ -0,0 +1,15 @@ +#ifndef __timeb_defined +#define __timeb_defined 1 + +#include <bits/types/time_t.h> + +/* Structure returned by the 'ftime' function. */ +struct timeb + { + time_t time; /* Seconds since epoch, as from 'time'. */ + unsigned short int millitm; /* Additional milliseconds. */ + short int timezone; /* Minutes west of GMT. */ + short int dstflag; /* Nonzero if Daylight Savings Time used. */ + }; + +#endif diff --git a/time/ftime.c b/time/ftime.c index 70a2590..91ba100 100644 --- a/time/ftime.c +++ b/time/ftime.c @@ -18,13 +18,13 @@ #include <features.h> #include <sys/timeb.h> -#include <time.h> +#include <errno.h> int -ftime (struct timeb *timebuf) +__ftime64 (struct __timeb64 *timebuf) { - struct timespec ts; - __clock_gettime (CLOCK_REALTIME, &ts); + struct __timespec64 ts; + __clock_gettime64 (CLOCK_REALTIME, &ts); timebuf->time = ts.tv_sec; timebuf->millitm = ts.tv_nsec / 1000000; @@ -32,3 +32,23 @@ ftime (struct timeb *timebuf) timebuf->dstflag = 0; return 0; } +#if __TIMESIZE != 64 +libc_hidden_def (__ftime64) + +int +ftime (struct timeb *timebuf) +{ + struct __timeb64 tb64; + __ftime64 (&tb64); + if (! in_time_t_range (tb64.time)) + { + __set_errno (EOVERFLOW); + return -1; + } + timebuf->time = tb64.time; + timebuf->millitm = tb64.millitm; + timebuf->timezone = tb64.timezone; + timebuf->dstflag = tb64.dstflag; + return 0; +} +#endif diff --git a/time/sys/timeb.h b/time/sys/timeb.h index d6cdf29..bbad4eb 100644 --- a/time/sys/timeb.h +++ b/time/sys/timeb.h @@ -20,19 +20,9 @@ #include <features.h> -#include <bits/types/time_t.h> - __BEGIN_DECLS -/* Structure returned by the `ftime' function. */ - -struct timeb - { - time_t time; /* Seconds since epoch, as from `time'. */ - unsigned short int millitm; /* Additional milliseconds. */ - short int timezone; /* Minutes west of GMT. */ - short int dstflag; /* Nonzero if Daylight Savings Time used. */ - }; +# include <bits/types/struct_timeb.h> /* Fill in TIMEBUF with information about the current time. */ |