| /* GLIB - Library of useful routines for C programming |
| * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 02111-1307, USA. |
| */ |
| |
| /* |
| * Modified by the GLib Team and others 1997-2000. See the AUTHORS |
| * file for a list of people on the GLib Team. See the ChangeLog |
| * files for a list of changes. These files are distributed with |
| * GLib at ftp://ftp.gtk.org/pub/gtk/. |
| */ |
| |
| /* |
| * MT safe |
| */ |
| |
| #include "config.h" |
| |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <string.h> |
| #ifdef HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| #include <signal.h> |
| #include <locale.h> |
| #include <errno.h> |
| |
| #include "glib.h" |
| #include "gdebug.h" |
| #include "gprintfint.h" |
| #include "gthreadprivate.h" |
| #include "galias.h" |
| |
| #ifdef G_OS_WIN32 |
| #include <process.h> /* For getpid() */ |
| #include <io.h> |
| # define STRICT /* Strict typing, please */ |
| # define _WIN32_WINDOWS 0x0401 /* to get IsDebuggerPresent */ |
| # include <windows.h> |
| # undef STRICT |
| #endif |
| |
| /* --- structures --- */ |
| typedef struct _GLogDomain GLogDomain; |
| typedef struct _GLogHandler GLogHandler; |
| struct _GLogDomain |
| { |
| gchar *log_domain; |
| GLogLevelFlags fatal_mask; |
| GLogHandler *handlers; |
| GLogDomain *next; |
| }; |
| struct _GLogHandler |
| { |
| guint id; |
| GLogLevelFlags log_level; |
| GLogFunc log_func; |
| gpointer data; |
| GLogHandler *next; |
| }; |
| |
| |
| /* --- variables --- */ |
| static GMutex *g_messages_lock = NULL; |
| static GLogDomain *g_log_domains = NULL; |
| static GLogLevelFlags g_log_always_fatal = G_LOG_FATAL_MASK; |
| static GPrintFunc glib_print_func = NULL; |
| static GPrintFunc glib_printerr_func = NULL; |
| static GPrivate *g_log_depth = NULL; |
| static GLogLevelFlags g_log_msg_prefix = G_LOG_LEVEL_ERROR | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_DEBUG; |
| static GLogFunc default_log_func = g_log_default_handler; |
| static gpointer default_log_data = NULL; |
| |
| /* --- functions --- */ |
| #ifdef G_OS_WIN32 |
| # define STRICT |
| # include <windows.h> |
| # undef STRICT |
| static gboolean win32_keep_fatal_message = FALSE; |
| |
| /* This default message will usually be overwritten. */ |
| /* Yes, a fixed size buffer is bad. So sue me. But g_error() is never |
| * called with huge strings, is it? |
| */ |
| static gchar fatal_msg_buf[1000] = "Unspecified fatal error encountered, aborting."; |
| static gchar *fatal_msg_ptr = fatal_msg_buf; |
| |
| #undef write |
| static inline int |
| dowrite (int fd, |
| const void *buf, |
| unsigned int len) |
| { |
| if (win32_keep_fatal_message) |
| { |
| memcpy (fatal_msg_ptr, buf, len); |
| fatal_msg_ptr += len; |
| *fatal_msg_ptr = 0; |
| return len; |
| } |
| |
| write (fd, buf, len); |
| |
| return len; |
| } |
| #define write(fd, buf, len) dowrite(fd, buf, len) |
| |
| #endif |
| |
| static void |
| write_string (int fd, |
| const gchar *string) |
| { |
| write (fd, string, strlen (string)); |
| } |
| |
| static void |
| g_messages_prefixed_init (void) |
| { |
| static gboolean initialized = FALSE; |
| |
| if (!initialized) |
| { |
| const gchar *val; |
| |
| initialized = TRUE; |
| val = g_getenv ("G_MESSAGES_PREFIXED"); |
| |
| if (val) |
| { |
| static const GDebugKey keys[] = { |
| { "error", G_LOG_LEVEL_ERROR }, |
| { "critical", G_LOG_LEVEL_CRITICAL }, |
| { "warning", G_LOG_LEVEL_WARNING }, |
| { "message", G_LOG_LEVEL_MESSAGE }, |
| { "info", G_LOG_LEVEL_INFO }, |
| { "debug", G_LOG_LEVEL_DEBUG } |
| }; |
| |
| g_log_msg_prefix = g_parse_debug_string (val, keys, G_N_ELEMENTS (keys)); |
| } |
| } |
| } |
| |
| static GLogDomain* |
| g_log_find_domain_L (const gchar *log_domain) |
| { |
| register GLogDomain *domain; |
| |
| domain = g_log_domains; |
| while (domain) |
| { |
| if (strcmp (domain->log_domain, log_domain) == 0) |
| return domain; |
| domain = domain->next; |
| } |
| return NULL; |
| } |
| |
| static GLogDomain* |
| g_log_domain_new_L (const gchar *log_domain) |
| { |
| register GLogDomain *domain; |
| |
| domain = g_new (GLogDomain, 1); |
| domain->log_domain = g_strdup (log_domain); |
| domain->fatal_mask = G_LOG_FATAL_MASK; |
| domain->handlers = NULL; |
| |
| domain->next = g_log_domains; |
| g_log_domains = domain; |
| |
| return domain; |
| } |
| |
| static void |
| g_log_domain_check_free_L (GLogDomain *domain) |
| { |
| if (domain->fatal_mask == G_LOG_FATAL_MASK && |
| domain->handlers == NULL) |
| { |
| register GLogDomain *last, *work; |
| |
| last = NULL; |
| |
| work = g_log_domains; |
| while (work) |
| { |
| if (work == domain) |
| { |
| if (last) |
| last->next = domain->next; |
| else |
| g_log_domains = domain->next; |
| g_free (domain->log_domain); |
| g_free (domain); |
| break; |
| } |
| last = work; |
| work = last->next; |
| } |
| } |
| } |
| |
| static GLogFunc |
| g_log_domain_get_handler_L (GLogDomain *domain, |
| GLogLevelFlags log_level, |
| gpointer *data) |
| { |
| if (domain && log_level) |
| { |
| register GLogHandler *handler; |
| |
| handler = domain->handlers; |
| while (handler) |
| { |
| if ((handler->log_level & log_level) == log_level) |
| { |
| *data = handler->data; |
| return handler->log_func; |
| } |
| handler = handler->next; |
| } |
| } |
| |
| *data = default_log_data; |
| return default_log_func; |
| } |
| |
| GLogLevelFlags |
| g_log_set_always_fatal (GLogLevelFlags fatal_mask) |
| { |
| GLogLevelFlags old_mask; |
| |
| /* restrict the global mask to levels that are known to glib |
| * since this setting applies to all domains |
| */ |
| fatal_mask &= (1 << G_LOG_LEVEL_USER_SHIFT) - 1; |
| /* force errors to be fatal */ |
| fatal_mask |= G_LOG_LEVEL_ERROR; |
| /* remove bogus flag */ |
| fatal_mask &= ~G_LOG_FLAG_FATAL; |
| |
| g_mutex_lock (g_messages_lock); |
| old_mask = g_log_always_fatal; |
| g_log_always_fatal = fatal_mask; |
| g_mutex_unlock (g_messages_lock); |
| |
| return old_mask; |
| } |
| |
| GLogLevelFlags |
| g_log_set_fatal_mask (const gchar *log_domain, |
| GLogLevelFlags fatal_mask) |
| { |
| GLogLevelFlags old_flags; |
| register GLogDomain *domain; |
| |
| if (!log_domain) |
| log_domain = ""; |
| |
| /* force errors to be fatal */ |
| fatal_mask |= G_LOG_LEVEL_ERROR; |
| /* remove bogus flag */ |
| fatal_mask &= ~G_LOG_FLAG_FATAL; |
| |
| g_mutex_lock (g_messages_lock); |
| |
| domain = g_log_find_domain_L (log_domain); |
| if (!domain) |
| domain = g_log_domain_new_L (log_domain); |
| old_flags = domain->fatal_mask; |
| |
| domain->fatal_mask = fatal_mask; |
| g_log_domain_check_free_L (domain); |
| |
| g_mutex_unlock (g_messages_lock); |
| |
| return old_flags; |
| } |
| |
| guint |
| g_log_set_handler (const gchar *log_domain, |
| GLogLevelFlags log_levels, |
| GLogFunc log_func, |
| gpointer user_data) |
| { |
| static guint handler_id = 0; |
| GLogDomain *domain; |
| GLogHandler *handler; |
| |
| g_return_val_if_fail ((log_levels & G_LOG_LEVEL_MASK) != 0, 0); |
| g_return_val_if_fail (log_func != NULL, 0); |
| |
| if (!log_domain) |
| log_domain = ""; |
| |
| handler = g_new (GLogHandler, 1); |
| |
| g_mutex_lock (g_messages_lock); |
| |
| domain = g_log_find_domain_L (log_domain); |
| if (!domain) |
| domain = g_log_domain_new_L (log_domain); |
| |
| handler->id = ++handler_id; |
| handler->log_level = log_levels; |
| handler->log_func = log_func; |
| handler->data = user_data; |
| handler->next = domain->handlers; |
| domain->handlers = handler; |
| |
| g_mutex_unlock (g_messages_lock); |
| |
| return handler_id; |
| } |
| |
| GLogFunc |
| g_log_set_default_handler (GLogFunc log_func, |
| gpointer user_data) |
| { |
| GLogFunc old_log_func; |
| |
| g_mutex_lock (g_messages_lock); |
| old_log_func = default_log_func; |
| default_log_func = log_func; |
| default_log_data = user_data; |
| g_mutex_unlock (g_messages_lock); |
| |
| return old_log_func; |
| } |
| |
| void |
| g_log_remove_handler (const gchar *log_domain, |
| guint handler_id) |
| { |
| register GLogDomain *domain; |
| |
| g_return_if_fail (handler_id > 0); |
| |
| if (!log_domain) |
| log_domain = ""; |
| |
| g_mutex_lock (g_messages_lock); |
| domain = g_log_find_domain_L (log_domain); |
| if (domain) |
| { |
| GLogHandler *work, *last; |
| |
| last = NULL; |
| work = domain->handlers; |
| while (work) |
| { |
| if (work->id == handler_id) |
| { |
| if (last) |
| last->next = work->next; |
| else |
| domain->handlers = work->next; |
| g_log_domain_check_free_L (domain); |
| g_mutex_unlock (g_messages_lock); |
| g_free (work); |
| return; |
| } |
| last = work; |
| work = last->next; |
| } |
| } |
| g_mutex_unlock (g_messages_lock); |
| g_warning ("%s: could not find handler with id `%d' for domain \"%s\"", |
| G_STRLOC, handler_id, log_domain); |
| } |
| |
| void |
| g_logv (const gchar *log_domain, |
| GLogLevelFlags log_level, |
| const gchar *format, |
| va_list args1) |
| { |
| gboolean was_fatal = (log_level & G_LOG_FLAG_FATAL) != 0; |
| gboolean was_recursion = (log_level & G_LOG_FLAG_RECURSION) != 0; |
| gint i; |
| |
| log_level &= G_LOG_LEVEL_MASK; |
| if (!log_level) |
| return; |
| |
| for (i = g_bit_nth_msf (log_level, -1); i >= 0; i = g_bit_nth_msf (log_level, i)) |
| { |
| register GLogLevelFlags test_level; |
| |
| test_level = 1 << i; |
| if (log_level & test_level) |
| { |
| guint depth = GPOINTER_TO_UINT (g_private_get (g_log_depth)); |
| GLogDomain *domain; |
| GLogFunc log_func; |
| GLogLevelFlags domain_fatal_mask; |
| gpointer data = NULL; |
| |
| if (was_fatal) |
| test_level |= G_LOG_FLAG_FATAL; |
| if (was_recursion) |
| test_level |= G_LOG_FLAG_RECURSION; |
| |
| /* check recursion and lookup handler */ |
| g_mutex_lock (g_messages_lock); |
| domain = g_log_find_domain_L (log_domain ? log_domain : ""); |
| if (depth) |
| test_level |= G_LOG_FLAG_RECURSION; |
| depth++; |
| domain_fatal_mask = domain ? domain->fatal_mask : G_LOG_FATAL_MASK; |
| if ((domain_fatal_mask | g_log_always_fatal) & test_level) |
| test_level |= G_LOG_FLAG_FATAL; |
| if (test_level & G_LOG_FLAG_RECURSION) |
| log_func = _g_log_fallback_handler; |
| else |
| log_func = g_log_domain_get_handler_L (domain, test_level, &data); |
| domain = NULL; |
| g_mutex_unlock (g_messages_lock); |
| |
| g_private_set (g_log_depth, GUINT_TO_POINTER (depth)); |
| |
| /* had to defer debug initialization until we can keep track of recursion */ |
| if (!(test_level & G_LOG_FLAG_RECURSION) && !_g_debug_initialized) |
| { |
| GLogLevelFlags orig_test_level = test_level; |
| |
| _g_debug_init (); |
| if ((domain_fatal_mask | g_log_always_fatal) & test_level) |
| test_level |= G_LOG_FLAG_FATAL; |
| if (test_level != orig_test_level) |
| { |
| /* need a relookup, not nice, but not too bad either */ |
| g_mutex_lock (g_messages_lock); |
| domain = g_log_find_domain_L (log_domain ? log_domain : ""); |
| log_func = g_log_domain_get_handler_L (domain, test_level, &data); |
| domain = NULL; |
| g_mutex_unlock (g_messages_lock); |
| } |
| } |
| |
| if (test_level & G_LOG_FLAG_RECURSION) |
| { |
| /* we use a stack buffer of fixed size, since we're likely |
| * in an out-of-memory situation |
| */ |
| gchar buffer[1025]; |
| gint size; |
| size = _g_vsnprintf (buffer, 1024, format, args1); |
| |
| log_func (log_domain, test_level, buffer, data); |
| } |
| else |
| { |
| gchar *msg = g_strdup_vprintf (format, args1); |
| |
| log_func (log_domain, test_level, msg, data); |
| |
| g_free (msg); |
| } |
| |
| if (test_level & G_LOG_FLAG_FATAL) |
| { |
| #ifdef G_OS_WIN32 |
| gchar *locale_msg = g_locale_from_utf8 (fatal_msg_buf, -1, NULL, NULL, NULL); |
| |
| MessageBox (NULL, locale_msg, NULL, |
| MB_ICONERROR|MB_SETFOREGROUND); |
| if (IsDebuggerPresent () && !(test_level & G_LOG_FLAG_RECURSION)) |
| G_BREAKPOINT (); |
| |
| abort (); |
| #else |
| #if defined (G_ENABLE_DEBUG) && defined (SIGTRAP) |
| if (!(test_level & G_LOG_FLAG_RECURSION)) |
| G_BREAKPOINT (); |
| else |
| abort (); |
| #else /* !G_ENABLE_DEBUG || !SIGTRAP */ |
| abort (); |
| #endif /* !G_ENABLE_DEBUG || !SIGTRAP */ |
| #endif /* !G_OS_WIN32 */ |
| } |
| |
| depth--; |
| g_private_set (g_log_depth, GUINT_TO_POINTER (depth)); |
| } |
| } |
| } |
| |
| 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_return_if_fail_warning (const char *log_domain, |
| const char *pretty_function, |
| const char *expression) |
| { |
| /* |
| * Omit the prefix used by the PLT-reduction |
| * technique used in GTK+. |
| */ |
| if (g_str_has_prefix (pretty_function, "IA__")) |
| pretty_function += 4; |
| g_log (log_domain, |
| G_LOG_LEVEL_CRITICAL, |
| "%s: assertion `%s' failed", |
| pretty_function, |
| expression); |
| } |
| |
| void |
| g_assert_warning (const char *log_domain, |
| const char *file, |
| const int line, |
| const char *pretty_function, |
| const char *expression) |
| { |
| /* |
| * Omit the prefix used by the PLT-reduction |
| * technique used in GTK+. |
| */ |
| if (g_str_has_prefix (pretty_function, "IA__")) |
| pretty_function += 4; |
| g_log (log_domain, |
| G_LOG_LEVEL_ERROR, |
| expression |
| ? "file %s: line %d (%s): assertion failed: (%s)" |
| : "file %s: line %d (%s): should not be reached", |
| file, |
| line, |
| pretty_function, |
| expression); |
| abort (); |
| } |
| |
| #define CHAR_IS_SAFE(wc) (!((wc < 0x20 && wc != '\t' && wc != '\n' && wc != '\r') || \ |
| (wc == 0x7f) || \ |
| (wc >= 0x80 && wc < 0xa0))) |
| |
| static gchar* |
| strdup_convert (const gchar *string, |
| const gchar *charset) |
| { |
| if (!g_utf8_validate (string, -1, NULL)) |
| { |
| GString *gstring = g_string_new ("[Invalid UTF-8] "); |
| guchar *p; |
| |
| for (p = (guchar *)string; *p; p++) |
| { |
| if (CHAR_IS_SAFE(*p) && |
| !(*p == '\r' && *(p + 1) != '\n') && |
| *p < 0x80) |
| g_string_append_c (gstring, *p); |
| else |
| g_string_append_printf (gstring, "\\x%02x", (guint)(guchar)*p); |
| } |
| |
| return g_string_free (gstring, FALSE); |
| } |
| else |
| { |
| GError *err = NULL; |
| |
| gchar *result = g_convert_with_fallback (string, -1, charset, "UTF-8", "?", NULL, NULL, &err); |
| if (result) |
| return result; |
| else |
| { |
| /* Not thread-safe, but doesn't matter if we print the warning twice |
| */ |
| static gboolean warned = FALSE; |
| if (!warned) |
| { |
| warned = TRUE; |
| _g_fprintf (stderr, "GLib: Cannot convert message: %s\n", err->message); |
| } |
| g_error_free (err); |
| |
| return g_strdup (string); |
| } |
| } |
| } |
| |
| /* For a radix of 8 we need at most 3 output bytes for 1 input |
| * byte. Additionally we might need up to 2 output bytes for the |
| * readix prefix and 1 byte for the trailing NULL. |
| */ |
| #define FORMAT_UNSIGNED_BUFSIZE ((GLIB_SIZEOF_LONG * 3) + 3) |
| |
| static void |
| format_unsigned (gchar *buf, |
| gulong num, |
| guint radix) |
| { |
| gulong tmp; |
| gchar c; |
| gint i, n; |
| |
| /* we may not call _any_ GLib functions here (or macros like g_return_if_fail()) */ |
| |
| if (radix != 8 && radix != 10 && radix != 16) |
| { |
| *buf = '\000'; |
| return; |
| } |
| |
| if (!num) |
| { |
| *buf++ = '0'; |
| *buf = '\000'; |
| return; |
| } |
| |
| if (radix == 16) |
| { |
| *buf++ = '0'; |
| *buf++ = 'x'; |
| } |
| else if (radix == 8) |
| { |
| *buf++ = '0'; |
| } |
| |
| n = 0; |
| tmp = num; |
| while (tmp) |
| { |
| tmp /= radix; |
| n++; |
| } |
| |
| i = n; |
| |
| /* Again we can't use g_assert; actually this check should _never_ fail. */ |
| if (n > FORMAT_UNSIGNED_BUFSIZE - 3) |
| { |
| *buf = '\000'; |
| return; |
| } |
| |
| while (num) |
| { |
| i--; |
| c = (num % radix); |
| if (c < 10) |
| buf[i] = c + '0'; |
| else |
| buf[i] = c + 'a' - 10; |
| num /= radix; |
| } |
| |
| buf[n] = '\000'; |
| } |
| |
| /* string size big enough to hold level prefix */ |
| #define STRING_BUFFER_SIZE (FORMAT_UNSIGNED_BUFSIZE + 32) |
| |
| #define ALERT_LEVELS (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING) |
| |
| static int |
| mklevel_prefix (gchar level_prefix[STRING_BUFFER_SIZE], |
| GLogLevelFlags log_level) |
| { |
| gboolean to_stdout = TRUE; |
| |
| /* we may not call _any_ GLib functions here */ |
| |
| switch (log_level & G_LOG_LEVEL_MASK) |
| { |
| case G_LOG_LEVEL_ERROR: |
| strcpy (level_prefix, "ERROR"); |
| to_stdout = FALSE; |
| break; |
| case G_LOG_LEVEL_CRITICAL: |
| strcpy (level_prefix, "CRITICAL"); |
| to_stdout = FALSE; |
| break; |
| case G_LOG_LEVEL_WARNING: |
| strcpy (level_prefix, "WARNING"); |
| to_stdout = FALSE; |
| break; |
| case G_LOG_LEVEL_MESSAGE: |
| strcpy (level_prefix, "Message"); |
| to_stdout = FALSE; |
| break; |
| case G_LOG_LEVEL_INFO: |
| strcpy (level_prefix, "INFO"); |
| break; |
| case G_LOG_LEVEL_DEBUG: |
| strcpy (level_prefix, "DEBUG"); |
| break; |
| default: |
| if (log_level) |
| { |
| strcpy (level_prefix, "LOG-"); |
| format_unsigned (level_prefix + 4, log_level & G_LOG_LEVEL_MASK, 16); |
| } |
| else |
| strcpy (level_prefix, "LOG"); |
| break; |
| } |
| if (log_level & G_LOG_FLAG_RECURSION) |
| strcat (level_prefix, " (recursed)"); |
| if (log_level & ALERT_LEVELS) |
| strcat (level_prefix, " **"); |
| |
| #ifdef G_OS_WIN32 |
| win32_keep_fatal_message = (log_level & G_LOG_FLAG_FATAL) != 0; |
| #endif |
| return to_stdout ? 1 : 2; |
| } |
| |
| void |
| _g_log_fallback_handler (const gchar *log_domain, |
| GLogLevelFlags log_level, |
| const gchar *message, |
| gpointer unused_data) |
| { |
| gchar level_prefix[STRING_BUFFER_SIZE]; |
| #ifndef G_OS_WIN32 |
| gchar pid_string[FORMAT_UNSIGNED_BUFSIZE]; |
| #endif |
| gboolean is_fatal = (log_level & G_LOG_FLAG_FATAL) != 0; |
| int fd; |
| |
| /* we can not call _any_ GLib functions in this fallback handler, |
| * which is why we skip UTF-8 conversion, etc. |
| * since we either recursed or ran out of memory, we're in a pretty |
| * pathologic situation anyways, what we can do is giving the |
| * the process ID unconditionally however. |
| */ |
| |
| fd = mklevel_prefix (level_prefix, log_level); |
| if (!message) |
| message = "(NULL) message"; |
| |
| #ifndef G_OS_WIN32 |
| format_unsigned (pid_string, getpid (), 10); |
| #endif |
| |
| if (log_domain) |
| write_string (fd, "\n"); |
| else |
| write_string (fd, "\n** "); |
| |
| #ifndef G_OS_WIN32 |
| write_string (fd, "(process:"); |
| write_string (fd, pid_string); |
| write_string (fd, "): "); |
| #endif |
| |
| if (log_domain) |
| { |
| write_string (fd, log_domain); |
| write_string (fd, "-"); |
| } |
| write_string (fd, level_prefix); |
| write_string (fd, ": "); |
| write_string (fd, message); |
| if (is_fatal) |
| write_string (fd, "\naborting...\n"); |
| else |
| write_string (fd, "\n"); |
| } |
| |
| static void |
| escape_string (GString *string) |
| { |
| const char *p = string->str; |
| gunichar wc; |
| |
| while (p < string->str + string->len) |
| { |
| gboolean safe; |
| |
| wc = g_utf8_get_char_validated (p, -1); |
| if (wc == (gunichar)-1 || wc == (gunichar)-2) |
| { |
| gchar *tmp; |
| guint pos; |
| |
| pos = p - string->str; |
| |
| /* Emit invalid UTF-8 as hex escapes |
| */ |
| tmp = g_strdup_printf ("\\x%02x", (guint)(guchar)*p); |
| g_string_erase (string, pos, 1); |
| g_string_insert (string, pos, tmp); |
| |
| p = string->str + (pos + 4); /* Skip over escape sequence */ |
| |
| g_free (tmp); |
| continue; |
| } |
| if (wc == '\r') |
| { |
| safe = *(p + 1) == '\n'; |
| } |
| else |
| { |
| safe = CHAR_IS_SAFE (wc); |
| } |
| |
| if (!safe) |
| { |
| gchar *tmp; |
| guint pos; |
| |
| pos = p - string->str; |
| |
| /* Largest char we escape is 0x0a, so we don't have to worry |
| * about 8-digit \Uxxxxyyyy |
| */ |
| tmp = g_strdup_printf ("\\u%04x", wc); |
| g_string_erase (string, pos, g_utf8_next_char (p) - p); |
| g_string_insert (string, pos, tmp); |
| g_free (tmp); |
| |
| p = string->str + (pos + 6); /* Skip over escape sequence */ |
| } |
| else |
| p = g_utf8_next_char (p); |
| } |
| } |
| |
| void |
| g_log_default_handler (const gchar *log_domain, |
| GLogLevelFlags log_level, |
| const gchar *message, |
| gpointer unused_data) |
| { |
| gboolean is_fatal = (log_level & G_LOG_FLAG_FATAL) != 0; |
| gchar level_prefix[STRING_BUFFER_SIZE], *string; |
| GString *gstring; |
| int fd; |
| |
| /* we can be called externally with recursion for whatever reason */ |
| if (log_level & G_LOG_FLAG_RECURSION) |
| { |
| _g_log_fallback_handler (log_domain, log_level, message, unused_data); |
| return; |
| } |
| |
| g_messages_prefixed_init (); |
| |
| fd = mklevel_prefix (level_prefix, log_level); |
| |
| gstring = g_string_new (NULL); |
| if (log_level & ALERT_LEVELS) |
| g_string_append (gstring, "\n"); |
| if (!log_domain) |
| g_string_append (gstring, "** "); |
| |
| if ((g_log_msg_prefix & log_level) == log_level) |
| { |
| const gchar *prg_name = g_get_prgname (); |
| |
| if (!prg_name) |
| g_string_append_printf (gstring, "(process:%lu): ", (gulong)getpid ()); |
| else |
| g_string_append_printf (gstring, "(%s:%lu): ", prg_name, (gulong)getpid ()); |
| } |
| |
| if (log_domain) |
| { |
| g_string_append (gstring, log_domain); |
| g_string_append_c (gstring, '-'); |
| } |
| g_string_append (gstring, level_prefix); |
| |
| g_string_append (gstring, ": "); |
| if (!message) |
| g_string_append (gstring, "(NULL) message"); |
| else |
| { |
| GString *msg; |
| const gchar *charset; |
| |
| msg = g_string_new (message); |
| escape_string (msg); |
| |
| if (g_get_charset (&charset)) |
| g_string_append (gstring, msg->str); /* charset is UTF-8 already */ |
| else |
| { |
| string = strdup_convert (msg->str, charset); |
| g_string_append (gstring, string); |
| g_free (string); |
| } |
| |
| g_string_free (msg, TRUE); |
| } |
| if (is_fatal) |
| g_string_append (gstring, "\naborting...\n"); |
| else |
| g_string_append (gstring, "\n"); |
| |
| string = g_string_free (gstring, FALSE); |
| |
| write_string (fd, string); |
| g_free (string); |
| } |
| |
| GPrintFunc |
| g_set_print_handler (GPrintFunc func) |
| { |
| GPrintFunc old_print_func; |
| |
| g_mutex_lock (g_messages_lock); |
| old_print_func = glib_print_func; |
| glib_print_func = func; |
| g_mutex_unlock (g_messages_lock); |
| |
| return old_print_func; |
| } |
| |
| void |
| g_print (const gchar *format, |
| ...) |
| { |
| va_list args; |
| gchar *string; |
| GPrintFunc local_glib_print_func; |
| |
| g_return_if_fail (format != NULL); |
| |
| va_start (args, format); |
| string = g_strdup_vprintf (format, args); |
| va_end (args); |
| |
| g_mutex_lock (g_messages_lock); |
| local_glib_print_func = glib_print_func; |
| g_mutex_unlock (g_messages_lock); |
| |
| if (local_glib_print_func) |
| local_glib_print_func (string); |
| else |
| { |
| const gchar *charset; |
| |
| if (g_get_charset (&charset)) |
| fputs (string, stdout); /* charset is UTF-8 already */ |
| else |
| { |
| gchar *lstring = strdup_convert (string, charset); |
| |
| fputs (lstring, stdout); |
| g_free (lstring); |
| } |
| fflush (stdout); |
| } |
| g_free (string); |
| } |
| |
| GPrintFunc |
| g_set_printerr_handler (GPrintFunc func) |
| { |
| GPrintFunc old_printerr_func; |
| |
| g_mutex_lock (g_messages_lock); |
| old_printerr_func = glib_printerr_func; |
| glib_printerr_func = func; |
| g_mutex_unlock (g_messages_lock); |
| |
| return old_printerr_func; |
| } |
| |
| void |
| g_printerr (const gchar *format, |
| ...) |
| { |
| va_list args; |
| gchar *string; |
| GPrintFunc local_glib_printerr_func; |
| |
| g_return_if_fail (format != NULL); |
| |
| va_start (args, format); |
| string = g_strdup_vprintf (format, args); |
| va_end (args); |
| |
| g_mutex_lock (g_messages_lock); |
| local_glib_printerr_func = glib_printerr_func; |
| g_mutex_unlock (g_messages_lock); |
| |
| if (local_glib_printerr_func) |
| local_glib_printerr_func (string); |
| else |
| { |
| const gchar *charset; |
| |
| if (g_get_charset (&charset)) |
| fputs (string, stderr); /* charset is UTF-8 already */ |
| else |
| { |
| gchar *lstring = strdup_convert (string, charset); |
| |
| fputs (lstring, stderr); |
| g_free (lstring); |
| } |
| fflush (stderr); |
| } |
| g_free (string); |
| } |
| |
| gsize |
| g_printf_string_upper_bound (const gchar *format, |
| va_list args) |
| { |
| gchar c; |
| return _g_vsnprintf (&c, 1, format, args) + 1; |
| } |
| |
| void |
| _g_messages_thread_init_nomessage (void) |
| { |
| g_messages_lock = g_mutex_new (); |
| g_log_depth = g_private_new (NULL); |
| g_messages_prefixed_init (); |
| _g_debug_init (); |
| } |
| |
| gboolean _g_debug_initialized = FALSE; |
| guint _g_debug_flags = 0; |
| |
| void |
| _g_debug_init (void) |
| { |
| const gchar *val; |
| |
| _g_debug_initialized = TRUE; |
| |
| val = g_getenv ("G_DEBUG"); |
| if (val != NULL) |
| { |
| static const GDebugKey keys[] = { |
| {"fatal_warnings", G_DEBUG_FATAL_WARNINGS}, |
| {"fatal_criticals", G_DEBUG_FATAL_CRITICALS} |
| }; |
| |
| _g_debug_flags = g_parse_debug_string (val, keys, G_N_ELEMENTS (keys)); |
| } |
| |
| if (_g_debug_flags & G_DEBUG_FATAL_WARNINGS) |
| { |
| GLogLevelFlags fatal_mask; |
| |
| fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK); |
| fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL; |
| g_log_set_always_fatal (fatal_mask); |
| } |
| |
| if (_g_debug_flags & G_DEBUG_FATAL_CRITICALS) |
| { |
| GLogLevelFlags fatal_mask; |
| |
| fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK); |
| fatal_mask |= G_LOG_LEVEL_CRITICAL; |
| g_log_set_always_fatal (fatal_mask); |
| } |
| } |
| |
| #define __G_MESSAGES_C__ |
| #include "galiasdef.c" |