X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=glib%2Fglib-init.c;h=24efe9dc1936d2aa831f4fae00e0b0718f4bbdfc;hb=2a53b4d0e2c98a14aedf31e38f0ad1fb2e8fe26f;hp=f50793b03ee44238b6b4c0f04f68d89a84438a42;hpb=64dec8ad9ff3d9be7d66b11d5f2b22ce3e0954aa;p=platform%2Fupstream%2Fglib.git
diff --git a/glib/glib-init.c b/glib/glib-init.c
index f50793b..24efe9d 100644
--- a/glib/glib-init.c
+++ b/glib/glib-init.c
@@ -12,9 +12,7 @@
* 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.
+ * License along with this library; if not, see .
*
* Author: Ryan Lortie
*/
@@ -23,18 +21,35 @@
#include "glib-init.h"
+#include "glib-private.h"
+#include "gtypes.h"
#include "gutils.h" /* for GDebugKey */
+#include "gconstructor.h"
+#include "gmem.h" /* for g_mem_gc_friendly */
#include
#include
#include
#include
+/* This seems as good a place as any to make static assertions about platform
+ * assumptions we make throughout GLib. */
+
+/* We do not support 36-bit bytes or other historical curiosities. */
+G_STATIC_ASSERT (CHAR_BIT == 8);
+
+/* We assume that data pointers are the same size as function pointers... */
+G_STATIC_ASSERT (sizeof (gpointer) == sizeof (GFunc));
+G_STATIC_ASSERT (_g_alignof (gpointer) == _g_alignof (GFunc));
+/* ... and that all function pointers are the same size. */
+G_STATIC_ASSERT (sizeof (GFunc) == sizeof (GCompareDataFunc));
+G_STATIC_ASSERT (_g_alignof (GFunc) == _g_alignof (GCompareDataFunc));
+
/**
* g_mem_gc_friendly:
*
- * This variable is %TRUE if the G_DEBUG environment variable
- * includes the key gc-friendly.
+ * This variable is %TRUE if the `G_DEBUG` environment variable
+ * includes the key `gc-friendly`.
*/
#ifdef ENABLE_GC_FRIENDLY_DEFAULT
gboolean g_mem_gc_friendly = TRUE;
@@ -69,19 +84,19 @@ debug_key_matches (const gchar *key,
* commas, or %NULL.
* @keys: (array length=nkeys): pointer to an array of #GDebugKey which associate
* strings with bit flags.
- * @nkeys: the number of #GDebugKeys in the array.
+ * @nkeys: the number of #GDebugKeys in the array.
*
* Parses a string containing debugging options
* into a %guint containing bit flags. This is used
* within GDK and GTK+ to parse the debug options passed on the
* command line or through environment variables.
*
- * If @string is equal to "all", all flags are set. Any flags
- * specified along with "all" in @string are inverted; thus,
- * "all,foo,bar" or "foo,bar,all" sets all flags
- * except those corresponding to "foo" and "bar".
+ * If @string is equal to "all", all flags are set. Any flags
+ * specified along with "all" in @string are inverted; thus,
+ * "all,foo,bar" or "foo,bar,all" sets all flags except those
+ * corresponding to "foo" and "bar".
*
- * If @string is equal to "help", all the available keys in @keys
+ * If @string is equal to "help", all the available keys in @keys
* are printed out to standard error.
*
* Returns: the combined set of bit flags.
@@ -158,13 +173,14 @@ g_parse_debug_string (const gchar *string,
static guint
g_parse_debug_envvar (const gchar *envvar,
const GDebugKey *keys,
- gint n_keys)
+ gint n_keys,
+ guint default_value)
{
const gchar *value;
#ifdef OS_WIN32
/* "fatal-warnings,fatal-criticals,all,help" is pretty short */
- gchar buffer[80];
+ gchar buffer[100];
if (GetEnvironmentVariable (envvar, buffer, 100) < 100)
value = buffer;
@@ -174,6 +190,9 @@ g_parse_debug_envvar (const gchar *envvar,
value = getenv (envvar);
#endif
+ if (value == NULL)
+ return default_value;
+
return g_parse_debug_string (value, keys, n_keys);
}
@@ -189,7 +208,7 @@ g_messages_prefixed_init (void)
{ "debug", G_LOG_LEVEL_DEBUG }
};
- g_log_msg_prefix = g_parse_debug_envvar ("G_MESSAGES_PREFIXED", keys, G_N_ELEMENTS (keys));
+ g_log_msg_prefix = g_parse_debug_envvar ("G_MESSAGES_PREFIXED", keys, G_N_ELEMENTS (keys), g_log_msg_prefix);
}
static void
@@ -202,7 +221,7 @@ g_debug_init (void)
};
GLogLevelFlags flags;
- flags = g_parse_debug_envvar ("G_DEBUG", keys, G_N_ELEMENTS (keys));
+ flags = g_parse_debug_envvar ("G_DEBUG", keys, G_N_ELEMENTS (keys), 0);
g_log_always_fatal |= flags & G_LOG_LEVEL_MASK;
@@ -218,6 +237,10 @@ glib_init (void)
#if defined (G_OS_WIN32)
+BOOL WINAPI DllMain (HINSTANCE hinstDLL,
+ DWORD fdwReason,
+ LPVOID lpvReserved);
+
HMODULE glib_dll;
BOOL WINAPI
@@ -230,12 +253,16 @@ DllMain (HINSTANCE hinstDLL,
case DLL_PROCESS_ATTACH:
glib_dll = hinstDLL;
g_clock_win32_init ();
+#ifdef THREADS_WIN32
g_thread_win32_init ();
+#endif
glib_init ();
break;
case DLL_THREAD_DETACH:
+#ifdef THREADS_WIN32
g_thread_win32_thread_detach ();
+#endif
break;
default:
@@ -246,9 +273,14 @@ DllMain (HINSTANCE hinstDLL,
return TRUE;
}
-#elif defined (__GNUC__)
+#elif defined (G_HAS_CONSTRUCTORS)
-__attribute__ ((constructor)) static void
+#ifdef G_DEFINE_CONSTRUCTOR_NEEDS_PRAGMA
+#pragma G_DEFINE_CONSTRUCTOR_PRAGMA_ARGS(glib_init_ctor)
+#endif
+G_DEFINE_CONSTRUCTOR(glib_init_ctor)
+
+static void
glib_init_ctor (void)
{
glib_init ();