* 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/.
+ * GLib at ftp://ftp.gtk.org/pub/gtk/.
*/
+#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__G_LIB_H__) && !defined (GLIB_COMPILATION)
+#error "Only <glib.h> can be included directly."
+#endif
+
#ifndef __G_UTILS_H__
#define __G_UTILS_H__
#ifdef G_OS_WIN32
-/* On native Win32, directory separator is the backslash, and search path
- * separator is the semicolon.
+/* 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 "\\"
/* 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'.
- * we define G_CAN_INLINE, if the compiler seems to be actually
- * *capable* to do function inlining, in which case inline function bodys
- * do make sense. we also define G_INLINE_FUNC to properly export the
- * function prototypes if no inlining can be performed.
+ * 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.
*/
-#ifdef G_IMPLEMENT_INLINES
-# define G_INLINE_FUNC extern
-# undef G_CAN_INLINE
-#endif
-#ifndef G_INLINE_FUNC
-# define G_CAN_INLINE 1
-#endif
#if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
# undef inline
# define inline __inline__
# define inline __inline
# else /* !inline && !__inline__ && !__inline */
# define inline /* don't inline, then */
-# ifndef G_INLINE_FUNC
-# undef G_CAN_INLINE
-# endif
# endif
#endif
-#ifndef G_INLINE_FUNC
-# if defined (__GNUC__) && defined (__OPTIMIZE__)
-# define G_INLINE_FUNC extern inline
-# elif defined (G_CAN_INLINE) && !defined (__GNUC__)
-# define G_INLINE_FUNC static inline
-# else /* can't inline */
-# define G_INLINE_FUNC extern
-# undef G_CAN_INLINE
+#ifdef G_IMPLEMENT_INLINES
+# define G_INLINE_FUNC
+# undef G_CAN_INLINE
+#elif defined (__GNUC__)
+# ifdef __GNUC_STDC_INLINE__
+# define G_INLINE_FUNC extern inline __attribute__ ((__gnu_inline__))
+# else
+# define G_INLINE_FUNC extern inline
# endif
+#elif defined (G_CAN_INLINE)
+# define G_INLINE_FUNC static inline
+#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
+
G_CONST_RETURN gchar* g_get_user_name (void);
G_CONST_RETURN gchar* g_get_real_name (void);
G_CONST_RETURN gchar* g_get_home_dir (void);
G_CONST_RETURN gchar* g_get_tmp_dir (void);
+G_CONST_RETURN gchar* g_get_host_name (void);
gchar* g_get_prgname (void);
void g_set_prgname (const gchar *prgname);
G_CONST_RETURN gchar* g_get_application_name (void);
G_CONST_RETURN gchar* g_get_user_data_dir (void);
G_CONST_RETURN gchar* g_get_user_config_dir (void);
G_CONST_RETURN gchar* g_get_user_cache_dir (void);
-G_CONST_RETURN gchar * G_CONST_RETURN * g_get_system_data_dirs (void);
-G_CONST_RETURN gchar * G_CONST_RETURN * g_get_system_config_dirs (void);
+G_CONST_RETURN gchar* G_CONST_RETURN * g_get_system_data_dirs (void);
-G_CONST_RETURN gchar * G_CONST_RETURN * g_get_language_names (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
+
+G_CONST_RETURN gchar* G_CONST_RETURN * g_get_system_config_dirs (void);
+
+G_CONST_RETURN gchar* G_CONST_RETURN * g_get_language_names (void);
+
+/**
+ * GUserDirectory:
+ * @G_USER_DIRECTORY_DESKTOP: the user's Desktop directory
+ * @G_USER_DIRECTORY_DOCUMENTS: the user's Documents directory
+ * @G_USER_DIRECTORY_DOWNLOAD: the user's Downloads directory
+ * @G_USER_DIRECTORY_MUSIC: the user's Music directory
+ * @G_USER_DIRECTORY_PICTURES: the user's Pictures directory
+ * @G_USER_DIRECTORY_PUBLIC_SHARE: the user's shared directory
+ * @G_USER_DIRECTORY_TEMPLATES: the user's Templates directory
+ * @G_USER_DIRECTORY_VIDEOS: the user's Movies directory
+ * @G_USER_N_DIRECTORIES: the number of enum values
+ *
+ * These are logical ids for special directories which are defined
+ * depending on the platform used. You should use g_get_user_special_dir()
+ * to retrieve the full path associated to the logical id.
+ *
+ * The #GUserDirectory enumeration can be extended at later date. Not
+ * every platform has a directory for every logical id in this
+ * enumeration.
+ *
+ * Since: 2.14
+ */
+typedef enum {
+ G_USER_DIRECTORY_DESKTOP,
+ G_USER_DIRECTORY_DOCUMENTS,
+ G_USER_DIRECTORY_DOWNLOAD,
+ G_USER_DIRECTORY_MUSIC,
+ G_USER_DIRECTORY_PICTURES,
+ G_USER_DIRECTORY_PUBLIC_SHARE,
+ G_USER_DIRECTORY_TEMPLATES,
+ G_USER_DIRECTORY_VIDEOS,
+
+ G_USER_N_DIRECTORIES
+} GUserDirectory;
+
+G_CONST_RETURN gchar* g_get_user_special_dir (GUserDirectory directory);
typedef struct _GDebugKey GDebugKey;
struct _GDebugKey
#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() */
gchar* g_get_current_dir (void);
-gchar* g_path_get_basename (const gchar *file_name);
-gchar* g_path_get_dirname (const gchar *file_name);
+gchar* g_path_get_basename (const gchar *file_name) G_GNUC_MALLOC;
+gchar* g_path_get_dirname (const gchar *file_name) G_GNUC_MALLOC;
/* Set the pointer at the specified location to NULL */
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
+
G_CONST_RETURN gchar* g_getenv (const gchar *variable);
gboolean g_setenv (const gchar *variable,
const gchar *value,
gboolean overwrite);
void g_unsetenv (const gchar *variable);
+gchar** g_listenv (void);
+/* private */
+const gchar* _g_getenv_nomalloc (const gchar *variable,
+ gchar buffer[1024]);
-/* we try to provide a usefull equivalent for ATEXIT if it is
+/* we try to provide a useful equivalent for ATEXIT if it is
* not defined, but use is actually abandoned. people should
* use g_atexit() instead.
*/
*/
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 */
gchar* g_find_program_in_path (const gchar *program);
/* Bit tests
*/
G_INLINE_FUNC gint g_bit_nth_lsf (gulong mask,
- gint nth_bit);
+ gint nth_bit) G_GNUC_CONST;
G_INLINE_FUNC gint g_bit_nth_msf (gulong mask,
- gint nth_bit);
-G_INLINE_FUNC guint g_bit_storage (gulong number);
+ gint nth_bit) G_GNUC_CONST;
+G_INLINE_FUNC guint g_bit_storage (gulong number) G_GNUC_CONST;
/* Trash Stacks
* elements need to be >= sizeof (gpointer)
g_bit_nth_lsf (gulong mask,
gint nth_bit)
{
- do
+ if (G_UNLIKELY (nth_bit < -1))
+ nth_bit = -1;
+ while (nth_bit < ((GLIB_SIZEOF_LONG * 8) - 1))
{
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)
+ if (nth_bit < 0 || G_UNLIKELY (nth_bit > GLIB_SIZEOF_LONG * 8))
nth_bit = GLIB_SIZEOF_LONG * 8;
- do
+ while (nth_bit > 0)
{
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)
{
+#if defined(__GNUC__) && (__GNUC__ >= 4) && defined(__OPTIMIZE__)
+ return G_LIKELY (number) ?
+ ((GLIB_SIZEOF_LONG * 8 - 1) ^ __builtin_clzl(number)) + 1 : 1;
+#else
register guint n_bits = 0;
do
}
while (number);
return n_bits;
+#endif
}
G_INLINE_FUNC void
g_trash_stack_push (GTrashStack **stack_p,
G_END_DECLS
/*
+ * This macro will be deprecated in the future. This DllMain() is too
+ * complex. It is recommended to have a DLlMain() that just saves the
+ * handle to the DLL and then use that handle in normal code instead,
+ * for instance passing it to
+ * g_win32_get_package_installation_directory_of_module().
+ *
* 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
#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) \
-{ \
- char bfr[1000]; \
- switch (fdwReason) \
- { \
- case DLL_PROCESS_ATTACH: \
- GetModuleFileName ((HMODULE) hinstDLL, bfr, sizeof (bfr)); \
- dll_name = g_path_get_basename (bfr); \
- break; \
- } \
- \
- return TRUE; \
+# 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 *tem; \
+ switch (fdwReason) \
+ { \
+ case DLL_PROCESS_ATTACH: \
+ 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); \
+ break; \
+ } \
+ \
+ return TRUE; \
}
#endif /* G_PLATFORM_WIN32 */