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authorZack Weinberg <zackw@panix.com>2019-08-16 15:03:16 -0400
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2019-10-30 17:05:14 -0300
commit12cbde1dae6fa4a9a792b64564c7e0debf7544cc (patch)
treefac04463cae1c6384358e3823d80e3ed051f72b1 /time
parent4a39c34c4f85de57fb4e648cfa1e774437d69680 (diff)
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Use clock_settime to implement stime; withdraw stime.
Unconditionally, on all ports, use clock_settime to implement stime, not settimeofday or a direct syscall. Then convert stime into a compatibility symbol and remove its prototype from time.h. Checked on x86_64-linux-gnu, i686-linux-gnu, powerpc64le-linux-gnu, powerpc64-linux-gnu, powerpc-linux-gnu, and aarch64-linux-gnu. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> Reviewed-by: Lukasz Majewski <lukma@denx.de>
Diffstat (limited to 'time')
-rw-r--r--time/stime.c25
-rw-r--r--time/time.h6
2 files changed, 13 insertions, 18 deletions
diff --git a/time/stime.c b/time/stime.c
index a53c0e86ae..6ea3b6dcc1 100644
--- a/time/stime.c
+++ b/time/stime.c
@@ -15,23 +15,24 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <errno.h>
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_31)
+
#include <time.h>
-#include <stddef.h>
/* Set the system clock to *WHEN. */
int
-stime (const time_t *when)
+attribute_compat_text_section
+__stime (const time_t *when)
{
- if (when == NULL)
- {
- __set_errno (EINVAL);
- return -1;
- }
-
- __set_errno (ENOSYS);
- return -1;
+ struct timespec ts;
+ ts.tv_sec = *when;
+ ts.tv_nsec = 0;
+
+ return __clock_settime (CLOCK_REALTIME, &ts);
}
-stub_warning (stime)
+compat_symbol (libc, __stime, stime, GLIBC_2_0);
+#endif
diff --git a/time/time.h b/time/time.h
index 72a1078d2c..7daaacce16 100644
--- a/time/time.h
+++ b/time/time.h
@@ -175,12 +175,6 @@ extern int daylight;
extern long int timezone;
#endif
-#ifdef __USE_MISC
-/* Set the system time to *WHEN.
- This call is restricted to the superuser. */
-extern int stime (const time_t *__when) __THROW;
-#endif
-
/* Nonzero if YEAR is a leap year (every 4 years,
except every 100th isn't, and every 400th is). */