Merge pull request #467 from alejandro-colomar/date_to_str

Have a single definition of date_to_str()

libmisc/Makefile.am

@@ -19,6 +19,7 @@ libmisc_la_SOURCES = \
 	cleanup_user.c \
 	console.c \
 	copydir.c \
+	date_to_str.c \
 	entry.c \
 	env.c \
 	failure.c \

libmisc/date_to_str.c

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2021, Alejandro Colomar <alx.manpages@gmail.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the copyright holders or contributors may not be used to
+ *    endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <time.h>
+
+#ident "$Id$"
+
+#include "prototypes.h"
+
+void date_to_str (size_t size, char buf[size], long date)
+{
+	time_t t;
+
+	t = date;
+	if (date < 0)
+		(void) strncpy (buf, "never", size);
+	else
+		(void) strftime (buf, size, "%Y-%m-%d", gmtime (&t));
+	buf[size - 1] = '\0';
+}