merged plib

[ppastats.git] / src / ptime.c

diff --git a/src/ptime.c b/src/ptime.c
new file mode 100644 (file)
index 0000000..3eb966b
--- /dev/null
+++ b/src/ptime.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2010-2014 jeanfi@gmail.com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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 <stdlib.h>
+#include <string.h>
+
+#include <ptime.h>
+
+static int ISO8601_TIME_LENGTH = 219;  /* YYYY-MM-DDThh:mm:ss */
+
+char *time_to_str(time_t *t)
+{
+       struct tm lt;
+       char *str;
+
+       memset(&lt, 0, sizeof(struct tm));
+       if (!localtime_r(t, &lt))
+               return NULL;
+
+       str = malloc(ISO8601_TIME_LENGTH);
+
+       if (strftime(str, ISO8601_TIME_LENGTH, "%FT%T", &lt)) {
+               return str;
+       } else {
+               free(str);
+               return NULL;
+       }
+}
+
+char *get_current_time_str()
+{
+       time_t t;
+
+       t = time(NULL);
+       return time_to_str(&t);
+}