epoc32/include/stdapis/glib-2.0/glib/gutils.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
--- a/epoc32/include/stdapis/glib-2.0/glib/gutils.h	Tue Nov 24 13:55:44 2009 +0000
+++ b/epoc32/include/stdapis/glib-2.0/glib/gutils.h	Tue Mar 16 16:12:26 2010 +0000
@@ -1,1 +1,452 @@
-gutils.h
+/* GLIB - Library of useful routines for C programming
+ * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
+ * Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
+ *
+ * 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/. 
+ */
+
+#ifndef __G_UTILS_H__
+#define __G_UTILS_H__
+
+#include <_ansi.h>
+#include <glib/gtypes.h>
+#include <stdarg.h>
+
+G_BEGIN_DECLS
+
+#if defined(G_OS_WIN32) || defined(__SYMBIAN32__)
+
+/* On Win32, the canonical directory separator is the backslash, and
+ * the search path separator is the semicolon. Note that also the
+ * (forward) slash works as directory separator.
+ */
+#define G_DIR_SEPARATOR '\\'
+#define G_DIR_SEPARATOR_S "\\"
+#define G_IS_DIR_SEPARATOR(c) ((c) == G_DIR_SEPARATOR || (c) == '/')
+#define G_SEARCHPATH_SEPARATOR ';'
+#define G_SEARCHPATH_SEPARATOR_S ";"
+
+#else  /* !G_OS_WIN32 */
+
+/* Unix */
+
+#define G_DIR_SEPARATOR '/'
+#define G_DIR_SEPARATOR_S "/"
+#define G_IS_DIR_SEPARATOR(c) ((c) == G_DIR_SEPARATOR)
+#define G_SEARCHPATH_SEPARATOR ':'
+#define G_SEARCHPATH_SEPARATOR_S ":"
+
+#endif /* !G_OS_WIN32 */
+
+/* Define G_VA_COPY() to do the right thing for copying va_list variables.
+ * glibconfig.h may have already defined G_VA_COPY as va_copy or __va_copy.
+ */
+#if !defined (G_VA_COPY)
+#  if defined (__GNUC__) && defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32))
+#    define G_VA_COPY(ap1, ap2)	  (*(ap1) = *(ap2))
+#  elif defined (G_VA_COPY_AS_ARRAY)
+#    define G_VA_COPY(ap1, ap2)	  g_memmove ((ap1), (ap2), sizeof (va_list))
+#  else /* va_list is a pointer */
+#    define G_VA_COPY(ap1, ap2)	  ((ap1) = (ap2))
+#  endif /* va_list is a pointer */
+#endif /* !G_VA_COPY */
+
+/* inlining hassle. for compilers that don't allow the `inline' keyword,
+ * mostly because of strict ANSI C compliance or dumbness, we try to fall
+ * back to either `__inline__' or `__inline'.
+ * G_CAN_INLINE is defined in glibconfig.h if the compiler seems to be 
+ * actually *capable* to do function inlining, in which case inline 
+ * function bodies do make sense. we also define G_INLINE_FUNC to properly 
+ * export the function prototypes if no inlining can be performed.
+ * inline function bodies have to be special cased with G_CAN_INLINE and a
+ * .c file specific macro to allow one compiled instance with extern linkage
+ * of the functions by defining G_IMPLEMENT_INLINES and the .c file macro.
+ */
+#if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
+#  undef inline
+#  define inline __inline__
+#elif !defined (G_HAVE_INLINE)
+#  undef inline
+#  if defined (G_HAVE___INLINE__)
+#    define inline __inline__
+#  elif defined (G_HAVE___INLINE)
+#    define inline __inline
+#  else /* !inline && !__inline__ && !__inline */
+#    define inline  /* don't inline, then */
+#  endif
+#endif
+#ifdef G_IMPLEMENT_INLINES
+#  define G_INLINE_FUNC
+#  undef  G_CAN_INLINE
+#elif defined (__GNUC__) 
+#	ifdef __SYMBIAN32__
+#  		define G_INLINE_FUNC extern __inline
+#	else
+#  		define G_INLINE_FUNC extern inline
+#	endif
+#elif defined (G_CAN_INLINE) 
+#	ifdef __SYMBIAN32__
+#  		define G_INLINE_FUNC static __inline
+#	else
+#  		define G_INLINE_FUNC static inline
+#	endif
+#else /* can't inline */
+#  define G_INLINE_FUNC
+#endif /* !G_INLINE_FUNC */
+
+/* Retrive static string info
+ */
+#ifdef G_OS_WIN32
+#define g_get_user_name g_get_user_name_utf8
+#define g_get_real_name g_get_real_name_utf8
+#define g_get_home_dir g_get_home_dir_utf8
+#define g_get_tmp_dir g_get_tmp_dir_utf8
+#endif
+
+IMPORT_C G_CONST_RETURN gchar* g_get_user_name        (void);
+IMPORT_C G_CONST_RETURN gchar* g_get_real_name        (void);
+IMPORT_C G_CONST_RETURN gchar* g_get_home_dir         (void);
+IMPORT_C G_CONST_RETURN gchar* g_get_tmp_dir          (void);
+IMPORT_C G_CONST_RETURN gchar* g_get_host_name	     (void);
+IMPORT_C gchar*                g_get_prgname          (void);
+IMPORT_C void                  g_set_prgname          (const gchar *prgname);
+IMPORT_C G_CONST_RETURN gchar* g_get_application_name (void);
+IMPORT_C void                  g_set_application_name (const gchar *application_name);
+
+IMPORT_C G_CONST_RETURN gchar*    g_get_user_data_dir      (void);
+IMPORT_C G_CONST_RETURN gchar*    g_get_user_config_dir    (void);
+IMPORT_C G_CONST_RETURN gchar*    g_get_user_cache_dir     (void);
+IMPORT_C G_CONST_RETURN gchar* G_CONST_RETURN * g_get_system_data_dirs   (void);
+
+#ifdef G_OS_WIN32
+G_CONST_RETURN gchar* G_CONST_RETURN * g_win32_get_system_data_dirs_for_module (gconstpointer address);
+#endif
+
+#if defined (G_OS_WIN32) && defined (G_CAN_INLINE) && !defined (__cplusplus)
+static inline G_CONST_RETURN gchar * G_CONST_RETURN *
+g_win32_get_system_data_dirs (void)
+{
+  return g_win32_get_system_data_dirs_for_module ((gconstpointer) &g_win32_get_system_data_dirs);
+}
+#define g_get_system_data_dirs g_win32_get_system_data_dirs
+#endif
+
+IMPORT_C G_CONST_RETURN gchar* G_CONST_RETURN * g_get_system_config_dirs (void);
+
+IMPORT_C G_CONST_RETURN gchar* G_CONST_RETURN * g_get_language_names (void);
+
+typedef struct _GDebugKey	GDebugKey;
+struct _GDebugKey
+{
+  gchar *key;
+  guint	 value;
+};
+
+/* Miscellaneous utility functions
+ */
+IMPORT_C guint                 g_parse_debug_string (const gchar     *string,
+					    const GDebugKey *keys,
+					    guint            nkeys);
+
+IMPORT_C gint                  g_snprintf           (gchar       *string,
+					    gulong       n,
+					    gchar const *format,
+					    ...) G_GNUC_PRINTF (3, 4);
+IMPORT_C gint                  g_vsnprintf          (gchar       *string,
+					    gulong       n,
+					    gchar const *format,
+					    va_list      args);
+
+/* Check if a file name is an absolute path */
+IMPORT_C gboolean              g_path_is_absolute   (const gchar *file_name);
+
+/* In case of absolute paths, skip the root part */
+IMPORT_C G_CONST_RETURN gchar* g_path_skip_root     (const gchar *file_name);
+
+#ifndef G_DISABLE_DEPRECATED
+
+/* These two functions are deprecated and will be removed in the next
+ * major release of GLib. Use g_path_get_dirname/g_path_get_basename
+ * instead. Whatch out! The string returned by g_path_get_basename
+ * must be g_freed, while the string returned by g_basename must not.*/
+IMPORT_C G_CONST_RETURN gchar* g_basename           (const gchar *file_name);
+#define g_dirname g_path_get_dirname
+
+#endif /* G_DISABLE_DEPRECATED */
+
+#ifdef G_OS_WIN32
+#define g_get_current_dir g_get_current_dir_utf8
+#endif
+
+/* The returned strings are newly allocated with g_malloc() */
+IMPORT_C gchar*                g_get_current_dir    (void);
+IMPORT_C gchar*                g_path_get_basename  (const gchar *file_name) G_GNUC_MALLOC;
+IMPORT_C gchar*                g_path_get_dirname   (const gchar *file_name) G_GNUC_MALLOC;
+
+/* Set the pointer at the specified location to NULL */
+IMPORT_C void                  g_nullify_pointer    (gpointer    *nullify_location);
+
+/* return the environment string for the variable. The returned memory
+ * must not be freed. */
+#ifdef G_OS_WIN32
+#define g_getenv g_getenv_utf8
+#define g_setenv g_setenv_utf8
+#define g_unsetenv g_unsetenv_utf8
+#define g_find_program_in_path g_find_program_in_path_utf8
+#endif
+
+IMPORT_C G_CONST_RETURN gchar* g_getenv             (const gchar *variable);
+IMPORT_C gboolean              g_setenv             (const gchar *variable,
+					    const gchar *value,
+					    gboolean     overwrite);
+IMPORT_C void                  g_unsetenv           (const gchar *variable);
+IMPORT_C gchar**               g_listenv            (void);
+const gchar*	     _g_getenv_nomalloc	   (const gchar	*variable,
+					    gchar        buffer[1024]);
+
+/* we try to provide a usefull equivalent for ATEXIT if it is
+ * not defined, but use is actually abandoned. people should
+ * use g_atexit() instead.
+ */
+typedef	void		(*GVoidFunc)		(void);
+#ifndef ATEXIT
+# define ATEXIT(proc)	g_ATEXIT(proc)
+#else
+# define G_NATIVE_ATEXIT
+#endif /* ATEXIT */
+/* we use a GLib function as a replacement for ATEXIT, so
+ * the programmer is not required to check the return value
+ * (if there is any in the implementation) and doesn't encounter
+ * missing include files.
+ */
+IMPORT_C void	g_atexit		(GVoidFunc    func);
+
+#ifdef G_OS_WIN32
+/* It's a bad idea to wrap atexit() on Windows. If the GLib DLL calls
+ * atexit(), the function will be called when the GLib DLL is detached
+ * from the program, which is not what the caller wants. The caller
+ * wants the function to be called when it *itself* exits (or is
+ * detached, in case the caller, too, is a DLL).
+ */
+int atexit (void (*)(void));
+#define g_atexit(func) atexit(func)
+#endif
+
+/* Look for an executable in PATH, following execvp() rules */
+IMPORT_C gchar*  g_find_program_in_path  (const gchar *program);
+
+/* Bit tests
+ */
+G_INLINE_FUNC gint	g_bit_nth_lsf (gulong  mask,
+				       gint    nth_bit);
+G_INLINE_FUNC gint	g_bit_nth_msf (gulong  mask,
+				       gint    nth_bit);
+G_INLINE_FUNC guint	g_bit_storage (gulong  number);
+
+/* Trash Stacks
+ * elements need to be >= sizeof (gpointer)
+ */
+typedef struct _GTrashStack     GTrashStack;
+struct _GTrashStack
+{
+  GTrashStack *next;
+};
+
+G_INLINE_FUNC void	g_trash_stack_push	(GTrashStack **stack_p,
+						 gpointer      data_p);
+G_INLINE_FUNC gpointer	g_trash_stack_pop	(GTrashStack **stack_p);
+G_INLINE_FUNC gpointer	g_trash_stack_peek	(GTrashStack **stack_p);
+G_INLINE_FUNC guint	g_trash_stack_height	(GTrashStack **stack_p);
+
+/* inline function implementations
+ */
+#if defined (G_CAN_INLINE) || defined (__G_UTILS_C__)
+G_INLINE_FUNC gint
+g_bit_nth_lsf (gulong mask,
+	       gint   nth_bit)
+{
+  do
+    {
+      nth_bit++;
+      if (mask & (1UL << nth_bit))
+	return nth_bit;
+    }
+  while (nth_bit < ((GLIB_SIZEOF_LONG * 8) - 1));
+  return -1;
+}
+G_INLINE_FUNC gint
+g_bit_nth_msf (gulong mask,
+	       gint   nth_bit)
+{
+  if (nth_bit < 0)
+    nth_bit = GLIB_SIZEOF_LONG * 8;
+  do
+    {
+      nth_bit--;
+      if (mask & (1UL << nth_bit))
+	return nth_bit;
+    }
+  while (nth_bit > 0);
+  return -1;
+}
+G_INLINE_FUNC guint
+g_bit_storage (gulong number)
+{
+  register guint n_bits = 0;
+  
+  do
+    {
+      n_bits++;
+      number >>= 1;
+    }
+  while (number);
+  return n_bits;
+}
+G_INLINE_FUNC void
+g_trash_stack_push (GTrashStack **stack_p,
+		    gpointer      data_p)
+{
+  GTrashStack *data = (GTrashStack *) data_p;
+
+  data->next = *stack_p;
+  *stack_p = data;
+}
+G_INLINE_FUNC gpointer
+g_trash_stack_pop (GTrashStack **stack_p)
+{
+  GTrashStack *data;
+
+  data = *stack_p;
+  if (data)
+    {
+      *stack_p = data->next;
+      /* NULLify private pointer here, most platforms store NULL as
+       * subsequent 0 bytes
+       */
+      data->next = NULL;
+    }
+
+  return data;
+}
+G_INLINE_FUNC gpointer
+g_trash_stack_peek (GTrashStack **stack_p)
+{
+  GTrashStack *data;
+
+  data = *stack_p;
+
+  return data;
+}
+G_INLINE_FUNC guint
+g_trash_stack_height (GTrashStack **stack_p)
+{
+  GTrashStack *data;
+  guint i = 0;
+
+  for (data = *stack_p; data; data = data->next)
+    i++;
+
+  return i;
+}
+#endif  /* G_CAN_INLINE || __G_UTILS_C__ */
+
+/* Glib version.
+ * we prefix variable declarations so they can
+ * properly get exported in windows dlls.
+ */
+GLIB_VAR const guint glib_major_version;
+GLIB_VAR const guint glib_minor_version;
+GLIB_VAR const guint glib_micro_version;
+GLIB_VAR const guint glib_interface_age;
+GLIB_VAR const guint glib_binary_age;
+
+#ifdef __SYMBIAN32__
+IMPORT_C const  guint *_glib_major_version();
+IMPORT_C const  guint *_glib_minor_version();
+IMPORT_C const  guint *_glib_micro_version();
+IMPORT_C const  guint *_glib_interface_age();
+IMPORT_C const  guint *_glib_binary_age();
+#endif /* __SYMBIAN32__ */
+
+IMPORT_C const gchar * glib_check_version (guint required_major,
+                                  guint required_minor,
+                                  guint required_micro);
+
+#define GLIB_CHECK_VERSION(major,minor,micro)    \
+    (GLIB_MAJOR_VERSION > (major) || \
+     (GLIB_MAJOR_VERSION == (major) && GLIB_MINOR_VERSION > (minor)) || \
+     (GLIB_MAJOR_VERSION == (major) && GLIB_MINOR_VERSION == (minor) && \
+      GLIB_MICRO_VERSION >= (micro)))
+
+G_END_DECLS
+
+/*
+ * On Windows, this macro defines a DllMain function that stores the
+ * actual DLL name that the code being compiled will be included in.
+ * STATIC should be empty or 'static'. DLL_NAME is the name of the
+ * (pointer to the) char array where the DLL name will be stored. If
+ * this is used, you must also include <windows.h>. If you need a more complex
+ * DLL entry point function, you cannot use this.
+ *
+ * On non-Windows platforms, expands to nothing.
+ */
+
+#ifndef G_PLATFORM_WIN32
+# define G_WIN32_DLLMAIN_FOR_DLL_NAME(static, dll_name)
+#else
+# define G_WIN32_DLLMAIN_FOR_DLL_NAME(static, dll_name)			\
+static char *dll_name;							\
+									\
+BOOL WINAPI								\
+DllMain (HINSTANCE hinstDLL,						\
+	 DWORD     fdwReason,						\
+	 LPVOID    lpvReserved)						\
+{									\
+  wchar_t wcbfr[1000];							\
+  char cpbfr[1000];							\
+  char *tem;								\
+  switch (fdwReason)							\
+    {									\
+    case DLL_PROCESS_ATTACH:						\
+      if (GetVersion () < 0x80000000)					\
+	{								\
+	  GetModuleFileNameW ((HMODULE) hinstDLL, wcbfr, G_N_ELEMENTS (wcbfr));	\
+	  tem = g_utf16_to_utf8 (wcbfr, -1, NULL, NULL, NULL);		\
+	  dll_name = g_path_get_basename (tem);				\
+	  g_free (tem);							\
+	}								\
+      else								\
+	{								\
+	  GetModuleFileNameA ((HMODULE) hinstDLL, cpbfr, G_N_ELEMENTS (cpbfr));	\
+	  tem = g_locale_to_utf8 (cpbfr, -1, NULL, NULL, NULL);		\
+	  dll_name = g_path_get_basename (tem);				\
+	  g_free (tem);							\
+	}								\
+      break;								\
+    }									\
+									\
+  return TRUE;								\
+}
+#endif /* G_PLATFORM_WIN32 */
+
+#endif /* __G_UTILS_H__ */