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