[tip:perf/core] perf tools: Move timestamp routines from util.h to time-utils.h

[tip-bot for Arnaldo Carvalho de Melo]

Commit-ID:  c5e4027e056c3027f682f0d69fe9fd75083b65f8
Gitweb:     http://git.kernel.org/tip/c5e4027e056c3027f682f0d69fe9fd75083b65f8
Author:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Wed, 19 Apr 2017 16:12:39 -0300
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 20 Apr 2017 13:22:44 -0300

perf tools: Move timestamp routines from util.h to time-utils.h

We already have a header for time utilities, so use it.

Link: http://lkml.kernel.org/n/tip-sijzpbvutlg0c3oxn49hy9ca@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/builtin-buildid-cache.c |  1 +
 tools/perf/builtin-kvm.c           |  1 +
 tools/perf/builtin-record.c        |  1 +
 tools/perf/util/time-utils.c       | 25 +++++++++++++++++++++++++
 tools/perf/util/time-utils.h       |  7 +++++++
 tools/perf/util/util.c             | 25 -------------------------
 tools/perf/util/util.h             |  6 ------
 7 files changed, 35 insertions(+), 31 deletions(-)

diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c
index 034c3d4..64b44e8 100644
--- a/tools/perf/builtin-buildid-cache.c
+++ b/tools/perf/builtin-buildid-cache.c
@@ -22,6 +22,7 @@
 #include "util/build-id.h"
 #include "util/session.h"
 #include "util/symbol.h"
+#include "util/time-utils.h"
 
 static int build_id_cache__kcore_buildid(const char *proc_dir, char *sbuildid)
 {
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 2b1732c..d86ac0a 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -24,6 +24,7 @@
 #ifdef HAVE_TIMERFD_SUPPORT
 #include <sys/timerfd.h>
 #endif
+#include <sys/time.h>
 
 #include <linux/kernel.h>
 #include <linux/time64.h>
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 99156b4..32a9a68d 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -38,6 +38,7 @@
 #include "util/bpf-loader.h"
 #include "util/trigger.h"
 #include "util/perf-hooks.h"
+#include "util/time-utils.h"
 #include "util/units.h"
 #include "asm/bug.h"
 
diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c
index d1b21c7..5b5d021 100644
--- a/tools/perf/util/time-utils.c
+++ b/tools/perf/util/time-utils.c
@@ -117,3 +117,28 @@ bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp)
 
 	return false;
 }
+
+int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz)
+{
+	u64  sec = timestamp / NSEC_PER_SEC;
+	u64 usec = (timestamp % NSEC_PER_SEC) / NSEC_PER_USEC;
+
+	return scnprintf(buf, sz, "%"PRIu64".%06"PRIu64, sec, usec);
+}
+
+int fetch_current_timestamp(char *buf, size_t sz)
+{
+	struct timeval tv;
+	struct tm tm;
+	char dt[32];
+
+	if (gettimeofday(&tv, NULL) || !localtime_r(&tv.tv_sec, &tm))
+		return -1;
+
+	if (!strftime(dt, sizeof(dt), "%Y%m%d%H%M%S", &tm))
+		return -1;
+
+	scnprintf(buf, sz, "%s%02u", dt, (unsigned)tv.tv_usec / 10000);
+
+	return 0;
+}
diff --git a/tools/perf/util/time-utils.h b/tools/perf/util/time-utils.h
index c1f197c..8656be0 100644
--- a/tools/perf/util/time-utils.h
+++ b/tools/perf/util/time-utils.h
@@ -1,6 +1,9 @@
 #ifndef _TIME_UTILS_H_
 #define _TIME_UTILS_H_
 
+#include <stddef.h>
+#include <linux/types.h>
+
 struct perf_time_interval {
 	u64 start, end;
 };
@@ -11,4 +14,8 @@ int perf_time__parse_str(struct perf_time_interval *ptime, const char *ostr);
 
 bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp);
 
+int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz);
+
+int fetch_current_timestamp(char *buf, size_t sz);
+
 #endif
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 7741d5f..e86dba2 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -381,14 +381,6 @@ void sighandler_dump_stack(int sig)
 	raise(sig);
 }
 
-int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz)
-{
-	u64  sec = timestamp / NSEC_PER_SEC;
-	u64 usec = (timestamp % NSEC_PER_SEC) / NSEC_PER_USEC;
-
-	return scnprintf(buf, sz, "%"PRIu64".%06"PRIu64, sec, usec);
-}
-
 unsigned long parse_tag_value(const char *str, struct parse_tag *tags)
 {
 	struct parse_tag *i = tags;
@@ -692,20 +684,3 @@ out:
 
 	return tip;
 }
-
-int fetch_current_timestamp(char *buf, size_t sz)
-{
-	struct timeval tv;
-	struct tm tm;
-	char dt[32];
-
-	if (gettimeofday(&tv, NULL) || !localtime_r(&tv.tv_sec, &tm))
-		return -1;
-
-	if (!strftime(dt, sizeof(dt), "%Y%m%d%H%M%S", &tm))
-		return -1;
-
-	scnprintf(buf, sz, "%s%02u", dt, (unsigned)tv.tv_usec / 10000);
-
-	return 0;
-}
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index add9e77..dc8eb94 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -20,10 +20,7 @@
 #include <limits.h>
 #include <sys/param.h>
 #include <sys/types.h>
-#include <sys/time.h>
-#include <time.h>
 #include <assert.h>
-#include <utime.h>
 #include <sys/wait.h>
 #include <poll.h>
 #include <sys/socket.h>
@@ -125,12 +122,9 @@ int fetch_kernel_version(unsigned int *puint,
 #define KVER_PARAM(x)	KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
 
 const char *perf_tip(const char *dirpath);
-int fetch_current_timestamp(char *buf, size_t sz);
 
 #ifndef HAVE_SCHED_GETCPU_SUPPORT
 int sched_getcpu(void);
 #endif
 
-int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz);
-
 #endif /* GIT_COMPAT_UTIL_H */