From 181cec4348da40331b3e8ab365732c025ec149b2 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Wed, 27 Apr 2011 19:24:15 +0200
Subject: Import upstream version 0.11.0~svn1143

---
 plugin_time.c | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 plugin_time.c

(limited to 'plugin_time.c')

diff --git a/plugin_time.c b/plugin_time.c
new file mode 100644
index 0000000..324f5b8
--- /dev/null
+++ b/plugin_time.c
@@ -0,0 +1,113 @@
+/* $Id: plugin_time.c 897 2008-10-06 04:25:14Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/plugin_time.c $
+ *
+ * time plugin
+ *
+ * Copyright (C) 2003, 2004 Michael Reinelt <michael@reinelt.co.at>
+ * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ *
+ * This file is part of LCD4Linux.
+ *
+ * LCD4Linux 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, or (at your option)
+ * any later version.
+ *
+ * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/* 
+ * exported functions:
+ *
+ * int plugin_init_time (void)
+ *  adds some handy time functions
+ *
+ */
+
+
+#include "config.h"
+
+#include <time.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "debug.h"
+#include "plugin.h"
+
+
+static void my_time(RESULT * result)
+{
+    double value = time(NULL);
+    SetResult(&result, R_NUMBER, &value);
+}
+
+
+static void my_strftime(RESULT * result, RESULT * arg1, RESULT * arg2)
+{
+    char value[256];
+    time_t t = R2N(arg2);
+
+    value[0] = '\0';
+    strftime(value, sizeof(value), R2S(arg1), localtime(&t));
+
+    SetResult(&result, R_STRING, value);
+}
+
+static void my_stftime_tz(RESULT * result, RESULT * arg1, RESULT * arg2, RESULT * arg3)
+{
+    char value[256] = "";
+    time_t t = R2N(arg2);
+    char *tz = R2S(arg3);
+    char *old_tz;
+
+    old_tz = getenv("TZ");
+
+    /*
+     * because the next setenv() call may overwrite that string, we
+     * duplicate it here
+     */
+    if (old_tz) {
+	old_tz = strdup(old_tz);
+    }
+
+    setenv("TZ", tz, 1);
+    tzset();
+
+    strftime(value, sizeof(value), R2S(arg1), localtime(&t));
+
+    if (old_tz) {
+	setenv("TZ", old_tz, 1);
+    } else {
+	unsetenv("TZ");
+    }
+    tzset();
+
+    free(old_tz);
+
+    SetResult(&result, R_STRING, value);
+}
+
+
+int plugin_init_time(void)
+{
+
+    /* register some basic time functions */
+    AddFunction("time", 0, my_time);
+    AddFunction("strftime", 2, my_strftime);
+    AddFunction("strftime_tz", 3, my_stftime_tz);
+
+    return 0;
+}
+
+void plugin_exit_time(void)
+{
+    /* empty */
+}
-- 
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