From d7844e59f766ee95a04ecf00d1e26aca974e9229 Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Tue, 26 Jan 2010 20:38:05 +0100
Subject: Split out debugging and helper function to utility.c

---
 src/utility.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 src/utility.c

(limited to 'src/utility.c')

diff --git a/src/utility.c b/src/utility.c
new file mode 100644
index 0000000..795fe9a
--- /dev/null
+++ b/src/utility.c
@@ -0,0 +1,74 @@
+/**
+ * utility.c
+ * Debugging and helper function implementation.
+ *
+ * Copyright (C) 2009-2010 Nikias Bassen <nikias@gmx.li>
+ * Copyright (C) 2009-2010 Martin Szulecki <opensuse@sukimashita.com>
+ *
+ * Licensed under the GNU General Public License Version 2
+ *
+ * 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 profile.
+ *
+ * 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <sys/time.h>
+
+#include "utility.h"
+
+/* debug */
+static gboolean debug_app = FALSE;
+
+void set_debug(gboolean debug)
+{
+    debug_app = debug;
+}
+
+void debug_printf(const char *format, ...)
+{
+    if (debug_app) {
+        va_list args;
+        va_start (args, format);
+        vprintf(format, args);
+        va_end (args);
+    }
+}
+
+/* helper */
+gboolean elapsed_ms(struct timeval *tv, guint ms)
+{
+    struct timeval now;
+    guint64 v1,v2;
+
+    if (!tv) return FALSE;
+
+    gettimeofday(&now, NULL);
+
+    v1 = now.tv_sec*1000000 + now.tv_usec;
+    v2 = tv->tv_sec*1000000 + tv->tv_usec;
+
+    if (v1 < v2) {
+        return TRUE;
+    }
+
+    if ((v1 - v2)/1000 > ms) {
+        return TRUE;
+    } else {
+        return FALSE;
+    }
+}
-- 
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