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g_logv: only expand the message once

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Hoist the g_strdup_printf()'ing out of the loop, since the message is
the same for every handler that gets called.

https://bugzilla.gnome.org/show_bug.cgi?id=679556
This commit is contained in:
Dan Winship 2012-07-30 15:32:31 -04:00
parent f78931c4ab
commit 78a8aecbb3
1 changed files with 24 additions and 36 deletions
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46
glib/gmessages.c
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@ -657,16 +657,30 @@ void
g_logv (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *format,
va_list args1)
va_list args)
{
gboolean was_fatal = (log_level & G_LOG_FLAG_FATAL) != 0;
gboolean was_recursion = (log_level & G_LOG_FLAG_RECURSION) != 0;
gchar buffer[1025], *msg, *msg_alloc = NULL;
gint i;
log_level &= G_LOG_LEVEL_MASK;
if (!log_level)
return;
if (log_level & G_LOG_FLAG_RECURSION)
{
/* we use a stack buffer of fixed size, since we're likely
* in an out-of-memory situation
*/
gsize size G_GNUC_UNUSED;
size = _g_vsnprintf (buffer, 1024, format, args);
msg = buffer;
}
else
msg = msg_alloc = g_strdup_vprintf (format, args);
for (i = g_bit_nth_msf (log_level, -1); i >= 0; i = g_bit_nth_msf (log_level, i))
{
register GLogLevelFlags test_level;
@ -705,31 +719,6 @@ g_logv (const gchar *log_domain,
g_private_set (&g_log_depth, GUINT_TO_POINTER (depth));
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];
gsize size G_GNUC_UNUSED;
va_list args2;
G_VA_COPY (args2, args1);
size = _g_vsnprintf (buffer, 1024, format, args2);
va_end (args2);
log_func (log_domain, test_level, buffer, data);
}
else
{
gchar *msg;
va_list args2;
G_VA_COPY (args2, args1);
msg = g_strdup_vprintf (format, args2);
va_end (args2);
log_func (log_domain, test_level, msg, data);
if ((test_level & G_LOG_FLAG_FATAL)
@ -739,9 +728,6 @@ g_logv (const gchar *log_domain,
&& !fatal_log_func (log_domain, test_level, msg, fatal_log_data);
}
g_free (msg);
}
if ((test_level & G_LOG_FLAG_FATAL) && !masquerade_fatal)
{
#ifdef G_OS_WIN32
@ -765,6 +751,8 @@ g_logv (const gchar *log_domain,
g_private_set (&g_log_depth, GUINT_TO_POINTER (depth));
}
}
g_free (msg_alloc);
}
/**