Add ctime{,_r}(3).

libc/Makefile

@@ -27,7 +27,6 @@ bsearch.o \
 calloc.o \
 clearerr.o \
 c++.o \
-ctime.o \
 ctype.o \
 dir.o \
 div.o \
@@ -122,6 +121,8 @@ strtok_r.o \
 strxfrm.o \
 time/asctime.o \
 time/asctime_r.o \
+time/ctime.o \
+time/ctime_r.o \
 timespec.o \
 time/strftime.o \
 ungetc.o \

libc/time/ctime.cpp

@@ -1,6 +1,6 @@
 /*******************************************************************************
 
-    Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
 
     This file is part of the Sortix C Library.
 
@@ -17,14 +17,15 @@
     You should have received a copy of the GNU Lesser General Public License
     along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
 
-    ctime.cpp
-    Transform date and time.
+    time/ctime.cpp
+    Convert a time value to a date and time string.
 
 *******************************************************************************/
 
 #include <time.h>
 
-extern "C" char* ctime(const time_t* /*timep*/)
+// TODO: Gah, remove this as well when asctime is removed.
+extern "C" char* ctime(const time_t* clock)
 {
-	return (char*) "ctime(3) is not implemented";
+	return asctime(localtime(clock));
 }

libc/time/ctime_r.cpp

@@ -0,0 +1,31 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
+
+    This file is part of the Sortix C Library.
+
+    The Sortix C Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or (at your
+    option) any later version.
+
+    The Sortix C Library 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 Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
+
+    time/ctime_r.cpp
+    Convert a time value to a date and time string.
+
+*******************************************************************************/
+
+#include <time.h>
+
+// TODO: Gah, remove this as well when asctime_r is removed.
+extern "C" char* ctime_r(const time_t* clock, char* buf)
+{
+	return asctime_r(localtime(clock), buf);
+}