--- /dev/null
+/*
+ * Output and debugging functions
+ *
+ * Author:
+ * Miguel de Icaza (miguel@novell.com)
+ *
+ * (C) 2006 Novell, Inc.
+ * Copyright 2011 Xamarin Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <glib.h>
+
+/* The current fatal levels, error is always fatal */
+static GLogLevelFlags fatal = G_LOG_LEVEL_ERROR;
+static GLogFunc default_log_func;
+static gpointer default_log_func_user_data;
+static GPrintFunc stdout_handler, stderr_handler;
+
+static void default_stdout_handler (const gchar *string);
+static void default_stderr_handler (const gchar *string);
+
+void
+g_print (const gchar *format, ...)
+{
+ char *msg;
+ va_list args;
+
+ va_start (args, format);
+ if (g_vasprintf (&msg, format, args) < 0) {
+ va_end (args);
+ return;
+ }
+ va_end (args);
+
+ if (!stdout_handler)
+ stdout_handler = default_stdout_handler;
+
+ stdout_handler (msg);
+ g_free (msg);
+}
+
+void
+g_printerr (const gchar *format, ...)
+{
+ char *msg;
+ va_list args;
+
+ va_start (args, format);
+ if (g_vasprintf (&msg, format, args) < 0) {
+ va_end (args);
+ return;
+ }
+ va_end (args);
+
+ if (!stderr_handler)
+ stderr_handler = default_stderr_handler;
+
+ stderr_handler (msg);
+ g_free (msg);
+}
+
+GLogLevelFlags
+g_log_set_always_fatal (GLogLevelFlags fatal_mask)
+{
+ GLogLevelFlags old_fatal = fatal;
+
+ fatal |= fatal_mask;
+
+ return old_fatal;
+}
+
+GLogLevelFlags
+g_log_set_fatal_mask (const gchar *log_domain, GLogLevelFlags fatal_mask)
+{
+ /*
+ * Mono does not use a G_LOG_DOMAIN currently, so we just assume things are fatal
+ * if we decide to set G_LOG_DOMAIN (we probably should) we should implement
+ * this.
+ */
+ return fatal_mask;
+}
+
+void
+g_logv (const gchar *log_domain, GLogLevelFlags log_level, const gchar *format, va_list args)
+{
+ char *msg;
+
+ if (!default_log_func)
+ default_log_func = g_log_default_handler;
+
+ if (g_vasprintf (&msg, format, args) < 0)
+ return;
+
+ default_log_func (log_domain, log_level, msg, default_log_func_user_data);
+ g_free (msg);
+}
+
+void
+g_log (const gchar *log_domain, GLogLevelFlags log_level, const gchar *format, ...)
+{
+ va_list args;
+
+ va_start (args, format);
+ g_logv (log_domain, log_level, format, args);
+ va_end (args);
+}
+
+void
+g_assertion_message (const gchar *format, ...)
+{
+ va_list args;
+
+ va_start (args, format);
+ g_logv (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR, format, args);
+ va_end (args);
+ exit (0);
+}
+
+#if TARGET_ANDROID
+#include <android/log.h>
+
+static android_LogPriority
+to_android_priority (GLogLevelFlags log_level)
+{
+ switch (log_level & G_LOG_LEVEL_MASK)
+ {
+ case G_LOG_LEVEL_ERROR: return ANDROID_LOG_FATAL;
+ case G_LOG_LEVEL_CRITICAL: return ANDROID_LOG_ERROR;
+ case G_LOG_LEVEL_WARNING: return ANDROID_LOG_WARN;
+ case G_LOG_LEVEL_MESSAGE: return ANDROID_LOG_INFO;
+ case G_LOG_LEVEL_INFO: return ANDROID_LOG_DEBUG;
+ case G_LOG_LEVEL_DEBUG: return ANDROID_LOG_VERBOSE;
+ }
+ return ANDROID_LOG_UNKNOWN;
+}
+
+void
+g_log_default_handler (const gchar *log_domain, GLogLevelFlags log_level, const gchar *message, gpointer unused_data)
+{
+ __android_log_write (to_android_priority (log_level), log_domain, message);
+ if (log_level & fatal)
+ abort ();
+}
+
+static void
+default_stdout_handler (const gchar *message)
+{
+ /* TODO: provide a proper app name */
+ __android_log_write (ANDROID_LOG_ERROR, "mono", message);
+}
+
+static void
+default_stderr_handler (const gchar *message)
+{
+ /* TODO: provide a proper app name */
+ __android_log_write (ANDROID_LOG_ERROR, "mono", message);
+}
+
+
+#elif defined(HOST_IOS)
+#include <asl.h>
+
+static int
+to_asl_priority (GLogLevelFlags log_level)
+{
+ switch (log_level & G_LOG_LEVEL_MASK)
+ {
+ case G_LOG_LEVEL_ERROR: return ASL_LEVEL_CRIT;
+ case G_LOG_LEVEL_CRITICAL: return ASL_LEVEL_ERR;
+ case G_LOG_LEVEL_WARNING: return ASL_LEVEL_WARNING;
+ case G_LOG_LEVEL_MESSAGE: return ASL_LEVEL_NOTICE;
+ case G_LOG_LEVEL_INFO: return ASL_LEVEL_INFO;
+ case G_LOG_LEVEL_DEBUG: return ASL_LEVEL_DEBUG;
+ }
+ return ASL_LEVEL_ERR;
+}
+
+void
+g_log_default_handler (const gchar *log_domain, GLogLevelFlags log_level, const gchar *message, gpointer unused_data)
+{
+ asl_log (NULL, NULL, to_asl_priority (log_level), "%s", message);
+ if (log_level & fatal)
+ abort ();
+}
+
+static void
+default_stdout_handler (const gchar *message)
+{
+ asl_log (NULL, NULL, ASL_LEVEL_WARNING, "%s", message);
+}
+
+static void
+default_stderr_handler (const gchar *message)
+{
+ asl_log (NULL, NULL, ASL_LEVEL_WARNING, "%s", message);
+}
+
+#else
+
+void
+g_log_default_handler (const gchar *log_domain, GLogLevelFlags log_level, const gchar *message, gpointer unused_data)
+{
+ FILE *target = stdout;
+
+ fprintf (target, "%s%s%s\n",
+ log_domain != NULL ? log_domain : "",
+ log_domain != NULL ? ": " : "",
+ message);
+
+ if (log_level & fatal) {
+ fflush (stdout);
+ fflush (stderr);
+ abort ();
+ }
+}
+
+static void
+default_stdout_handler (const gchar *string)
+{
+ fprintf (stdout, "%s", string);
+}
+
+static void
+default_stderr_handler (const gchar *string)
+{
+ fprintf (stderr, "%s", string);
+}
+
+#endif
+
+GLogFunc
+g_log_set_default_handler (GLogFunc log_func, gpointer user_data)
+{
+ GLogFunc old = default_log_func;
+ default_log_func = log_func;
+ default_log_func_user_data = user_data;
+ return old;
+}
+
+GPrintFunc
+g_set_print_handler (GPrintFunc func)
+{
+ GPrintFunc old = stdout_handler;
+ stdout_handler = func;
+ return old;
+}
+
+GPrintFunc
+g_set_printerr_handler (GPrintFunc func)
+{
+ GPrintFunc old = stderr_handler;
+ stderr_handler = func;
+ return old;
+}
+