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Add an exception: g_mem_set_vtable() may be called before g_thread_init().

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2008-08-15  Tor Lillqvist  <tml@novell.com>

	* glib/tmpl/threads.sgml: Add an exception: g_mem_set_vtable() may
	be called before g_thread_init().


svn path=/trunk/; revision=7361
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Tor Lillqvist 2008-08-15 13:15:22 +00:00 committed by Tor Lillqvist
parent 8f1f0ffe78
commit 2c73140cc1
2 changed files with 13 additions and 7 deletions
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5
docs/reference/ChangeLog
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@ -1,3 +1,8 @@
2008-08-15 Tor Lillqvist <tml@novell.com>
* glib/tmpl/threads.sgml: Add an exception: g_mem_set_vtable() may
be called before g_thread_init().
2008-08-15 Tor Lillqvist <tml@novell.com> 2008-08-15 Tor Lillqvist <tml@novell.com>
* glib/tmpl/threads.sgml: Warn about the consequences of not * glib/tmpl/threads.sgml: Warn about the consequences of not

15
docs/reference/glib/tmpl/threads.sgml
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@ -34,14 +34,15 @@ primitives to portably create and manage threads (#GThread).
<para> <para>
You must call g_thread_init() before executing any other GLib You must call g_thread_init() before executing any other GLib
functions in a GLib program if g_thread_init() will be called at functions (except g_mem_set_vtable()) in a GLib program if
all. This is a requirement even if no threads are in fact ever created g_thread_init() will be called at all. This is a requirement even if
by the process. It is enough that g_thread_init() is called. If other no threads are in fact ever created by the process. It is enough that
GLib functions have been called before that, the behaviour of the g_thread_init() is called. If other GLib functions have been called
program is undefined. before that, the behaviour of the program is undefined. An exception
is g_mem_set_vtable() which may be called before g_thread_init().
Failing this requirement leads easily to hangs or crashes, apparently Failing this requirement can lead to hangs or crashes, apparently more
more easily on Windows than on Linux, for example. easily on Windows than on Linux, for example.
Please note that if you call functions in some GLib-using library, in Please note that if you call functions in some GLib-using library, in
particular those above the GTK+ stack, that library might well call particular those above the GTK+ stack, that library might well call