Changeset f6cb995 in mainline for uspace/lib/c/generic/time.c

Timestamp:

2012-04-23T22:23:05Z (11 years ago)

Author:

Maurizio Lombardi <m.lombardi85@…>

Branches:

lfn, master, serial

Children:

56b308e

Parents:

8219eb9

Message:

libc: move localtime() from libposix to libc

File:

• uspace/lib/c/generic/time.c (modified) (2 diffs)

uspace/lib/c/generic/time.c

@@ -798 +798 @@
 
         return &result;
-
 }
 
@@ -833 +832 @@
 }
 
+/**
+ * Converts a time value to a broken-down local time.
+ *
+ * @param timer Time to convert.
+ * @return Normalized broken-down time in local timezone, NULL on overflow.
+ */
+struct tm *localtime(const time_t *timer)
+{
+        // TODO: deal with timezone
+        // currently assumes system and all times are in GMT
+
+        static struct tm result;
+
+        /* Set result to epoch. */
+        result.tm_sec = 0;
+        result.tm_min = 0;
+        result.tm_hour = 0;
+        result.tm_mday = 1;
+        result.tm_mon = 0;
+        result.tm_year = 70; /* 1970 */
+
+        if (_normalize_time(&result, *timer) == -1) {
+                errno = EOVERFLOW;
+                return NULL;
+        }
+
+        return &result;
+}
 
 /** @}