Clean-up: modernize pretty_xml.cpp

[lttng-tools.git] / src / common / time.c

diff --git a/src/common/time.c b/src/common/time.c
deleted file mode 100644 (file)
index 5c55945..0000000
--- a/src/common/time.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2013 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License, version 2 only, as
- * published by the Free Software Foundation.
- *
- * This program 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 General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 51
- * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <common/time.h>
-#include <common/macros.h>
-#include <stddef.h>
-#include <stdint.h>
-#include <limits.h>
-#include <errno.h>
-#include <pthread.h>
-
-LTTNG_HIDDEN
-int timespec_to_ms(struct timespec ts, unsigned long *ms)
-{
-       unsigned long res, remain_ms;
-
-       if (ts.tv_sec > ULONG_MAX / MSEC_PER_SEC) {
-               errno = EOVERFLOW;
-               return -1;      /* multiplication overflow */
-       }
-       res = ts.tv_sec * MSEC_PER_SEC;
-       remain_ms = ULONG_MAX - res;
-       if (ts.tv_nsec / NSEC_PER_MSEC > remain_ms) {
-               errno = EOVERFLOW;
-               return -1;      /* addition overflow */
-       }
-       res += ts.tv_nsec / NSEC_PER_MSEC;
-       *ms = res;
-       return 0;
-}
-
-LTTNG_HIDDEN
-struct timespec timespec_abs_diff(struct timespec t1, struct timespec t2)
-{
-       uint64_t ts1 = (uint64_t) t1.tv_sec * (uint64_t) NSEC_PER_SEC +
-                       (uint64_t) t1.tv_nsec;
-       uint64_t ts2 = (uint64_t) t2.tv_sec * (uint64_t) NSEC_PER_SEC +
-                       (uint64_t) t2.tv_nsec;
-       uint64_t diff = max(ts1, ts2) - min(ts1, ts2);
-       struct timespec res;
-
-       res.tv_sec = diff / (uint64_t) NSEC_PER_SEC;
-       res.tv_nsec = diff % (uint64_t) NSEC_PER_SEC;
-       return res;
-}