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-rw-r--r--REORG.TODO/sysdeps/posix/gettimeofday.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/posix/gettimeofday.c b/REORG.TODO/sysdeps/posix/gettimeofday.c
new file mode 100644
index 0000000000..41a8217fd1
--- /dev/null
+++ b/REORG.TODO/sysdeps/posix/gettimeofday.c
@@ -0,0 +1,67 @@
+/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <errno.h>
+#include <time.h>
+#include <sys/time.h>
+
+/* Get the current time of day and timezone information,
+ putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled.
+ Returns 0 on success, -1 on errors. */
+int
+__gettimeofday (struct timeval *tv, struct timezone *tz)
+{
+ if (tv == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ tv->tv_sec = (long int) time ((time_t *) NULL);
+ tv->tv_usec = 0L;
+
+ if (tz != NULL)
+ {
+ const time_t timer = tv->tv_sec;
+ struct tm tm;
+ const struct tm *tmp;
+
+ const long int save_timezone = __timezone;
+ const long int save_daylight = __daylight;
+ char *save_tzname[2];
+ save_tzname[0] = __tzname[0];
+ save_tzname[1] = __tzname[1];
+
+ tmp = localtime_r (&timer, &tm);
+
+ tz->tz_minuteswest = __timezone / 60;
+ tz->tz_dsttime = __daylight;
+
+ __timezone = save_timezone;
+ __daylight = save_daylight;
+ __tzname[0] = save_tzname[0];
+ __tzname[1] = save_tzname[1];
+
+ if (tmp == NULL)
+ return -1;
+ }
+
+ return 0;
+}
+libc_hidden_def (__gettimeofday)
+weak_alias (__gettimeofday, gettimeofday)
+libc_hidden_weak (gettimeofday)