X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Ftime.c;fp=src%2Fcommon%2Ftime.c;h=387db3e3273224ff7f0837f02725ce36bfc92976;hp=a01c16df5c44f024c00469beeaa014542c658c9f;hb=a113ee0dd7fdba285a379289d47351f6e39c51db;hpb=0731b11e5e0022379ca462b574743197c48cfa25

diff --git a/src/common/time.c b/src/common/time.c
index a01c16df5..387db3e32 100644
--- a/src/common/time.c
+++ b/src/common/time.c
@@ -16,6 +16,7 @@
  */
 
 #include <common/time.h>
+#include <common/error.h>
 #include <common/macros.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -68,6 +69,37 @@ struct timespec timespec_abs_diff(struct timespec t1, struct timespec t2)
 	return res;
 }
 
+LTTNG_HIDDEN
+int time_t_to_ISO8601(char *dest, size_t dest_size, time_t time)
+{
+	int ret;
+	struct tm tm, *timeinfo;
+
+	if (dest_size < ISO8601_LEN) {
+		ERR("Failed to format time to ISO8601 destination too small");
+		ret = -1;
+		goto end;
+	}
+
+	timeinfo = localtime_r(&time, &tm);
+	if (!timeinfo) {
+		PERROR("localtime");
+		ret = -1;
+		goto end;
+	}
+
+	ret = strftime(dest, dest_size, ISO8601_FORMAT, timeinfo);
+	if (ret == 0) {
+		ERR("Failed to format time to ISO8601");
+		ret = -1;
+		goto end;
+	}
+
+	ret = 0;
+end:
+	return ret;
+}
+
 static
 void __attribute__((constructor)) init_locale_utf8_support(void)
 {