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time: Add 64-bit time support for getdate

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The getdate is basically a wrapper localtime and mktime.  The 64-bit
time support is done calling the 64-bit internal functions, there is
no need to add a new symbol version.

Checked on x86_64-linux-gnu and i686-linux-gnu.

Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Tested-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Adhemerval Zanella 2021-03-02 09:02:02 -03:00
parent 7446e89633
commit 8af344feb5
4 changed files with 25 additions and 25 deletions
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2
include/sys/stat.h
View File

@ -46,7 +46,7 @@ hidden_proto (__lstat64)
hidden_proto (__fstatat64)
# endif
# if __TIMESIZE == 64
# if __TIMESIZE == 64 || defined NO_RTLD_HIDDEN
# define __stat64_time64 __stat64
# define __fstat64_time64 __fstat64
# define __lstat64_time64 __lstat64

12
include/time.h
View File

@ -283,8 +283,8 @@ hidden_proto (__nanosleep64)
#endif
extern int __getdate_r (const char *__string, struct tm *__resbufp)
attribute_hidden;
extern int __getdate_r (const char *__string, struct tm *__resbufp);
libc_hidden_proto (__getdate_r);
/* Determine CLK_TCK value. */
@ -509,6 +509,14 @@ time_now (void)
return ts.tv_sec;
}
static inline __time64_t
time64_now (void)
{
struct __timespec64 ts;
__clock_gettime64 (TIME_CLOCK_GETTIME_CLOCKID, &ts);
return ts.tv_sec;
}
#define NSEC_PER_SEC 1000000000L /* Nanoseconds per second. */
#define USEC_PER_SEC 1000000L /* Microseconds per second. */
#define NSEC_PER_USEC 1000L /* Nanoseconds per microsecond. */

22
time/getdate.c
View File

@ -112,16 +112,16 @@ __getdate_r (const char *string, struct tm *tp)
size_t len;
char *datemsk;
char *result = NULL;
time_t timer;
__time64_t timer;
struct tm tm;
struct stat64 st;
int mday_ok = 0;
struct __stat64_t64 st;
bool mday_ok = false;
datemsk = getenv ("DATEMSK");
if (datemsk == NULL || *datemsk == '\0')
return 1;
if (__stat64 (datemsk, &st) < 0)
if (__stat64_time64 (datemsk, &st) < 0)
return 3;
if (!S_ISREG (st.st_mode))
@ -219,8 +219,8 @@ __getdate_r (const char *string, struct tm *tp)
return 7;
/* Get current time. */
timer = time_now ();
__localtime_r (&timer, &tm);
timer = time64_now ();
__localtime64_r (&timer, &tm);
/* If only the weekday is given, today is assumed if the given day
is equal to the current day and next week if it is less. */
@ -230,7 +230,7 @@ __getdate_r (const char *string, struct tm *tp)
tp->tm_year = tm.tm_year;
tp->tm_mon = tm.tm_mon;
tp->tm_mday = tm.tm_mday + (tp->tm_wday - tm.tm_wday + 7) % 7;
mday_ok = 1;
mday_ok = true;
}
/* If only the month is given, the current month is assumed if the
@ -242,7 +242,7 @@ __getdate_r (const char *string, struct tm *tp)
if (tp->tm_year == INT_MIN)
tp->tm_year = tm.tm_year + (((tp->tm_mon - tm.tm_mon) < 0) ? 1 : 0);
tp->tm_mday = first_wday (tp->tm_year, tp->tm_mon, tp->tm_wday);
mday_ok = 1;
mday_ok = true;
}
/* If no hour, minute and second are given the current hour, minute
@ -285,15 +285,13 @@ __getdate_r (const char *string, struct tm *tp)
call normalizes the struct tm. */
if ((!mday_ok && !check_mday (TM_YEAR_BASE + tp->tm_year, tp->tm_mon,
tp->tm_mday))
|| mktime (tp) == (time_t) -1)
|| __mktime64 (tp) == (time_t) -1)
return 8;
return 0;
}
#ifdef weak_alias
weak_alias (__getdate_r, getdate_r)
#endif
libc_hidden_def (__getdate_r)
struct tm *
getdate (const char *string)

14
time/tst-getdate.c
View File

@ -115,20 +115,14 @@ do_test (void)
{
setenv ("TZ", tests[i].tz, 1);
int expected_err;
if (sizeof (time_t) == 4 && tests[i].time64)
expected_err = 8;
else
expected_err = 0;
tm = getdate (tests[i].str);
TEST_COMPARE (getdate_err, expected_err);
if (getdate_err != expected_err)
TEST_COMPARE (getdate_err, 0);
if (getdate_err != 0)
{
support_record_failure ();
printf ("%s\n", report_date_error ());
}
else if (getdate_err == 0)
else
{
TEST_COMPARE (tests[i].tm.tm_mon, tm->tm_mon);
TEST_COMPARE (tests[i].tm.tm_year, tm->tm_year);
@ -139,7 +133,7 @@ do_test (void)
}
struct tm tms;
TEST_COMPARE (getdate_r (tests[i].str, &tms), expected_err);
TEST_COMPARE (getdate_r (tests[i].str, &tms), 0);
if (getdate_err == 0)
{
TEST_COMPARE (tests[i].tm.tm_mon, tms.tm_mon);