wine/libs/fluidsynth/glib.c
2023-10-10 10:14:08 +02:00

106 lines
2.8 KiB
C

/*
* Copyright 2023 Rémi Bernon for CodeWeavers
*
* 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <glib.h>
int g_vsnprintf( char *buffer, size_t size, const char *format, va_list args )
{
int ret = _vsnprintf( buffer, size - 1, format, args );
if (ret >= 0 && ret < size) buffer[ret] = 0;
else buffer[0] = 0;
return ret;
}
int g_snprintf( char *buffer, size_t size, const char *format, ... )
{
va_list args;
int ret;
va_start( args, format );
ret = g_vsnprintf( buffer, size, format, args );
va_end( args );
return ret;
}
double g_get_monotonic_time(void)
{
static LARGE_INTEGER frequency = {0};
LARGE_INTEGER counter;
if (!frequency.QuadPart) QueryPerformanceFrequency( &frequency );
QueryPerformanceCounter( &counter );
return counter.QuadPart * 1000000.0 / frequency.QuadPart; /* time in micros */
}
void g_usleep( unsigned int micros )
{
Sleep( micros / 1000 );
}
static DWORD CALLBACK g_thread_wrapper( void *args )
{
GThread *thread = args;
gpointer ret = thread->func( thread->data );
if (!InterlockedDecrement( &thread->ref )) free( thread );
return (UINT_PTR)ret;
}
GThread *g_thread_try_new( const char *name, GThreadFunc func, gpointer data, GError **err )
{
GThread *thread;
if (!(thread = calloc( 1, sizeof(*thread) ))) return NULL;
thread->ref = 2;
thread->func = func;
thread->data = data;
if (!(thread->handle = CreateThread( NULL, 0, g_thread_wrapper, thread, 0, NULL )))
{
free( thread );
return NULL;
}
return thread;
}
void g_thread_unref( GThread *thread )
{
CloseHandle( thread->handle );
if (!InterlockedDecrement( &thread->ref )) free( thread );
}
void g_thread_join( GThread *thread )
{
WaitForSingleObject( thread->handle, INFINITE );
g_thread_unref( thread );
}
void g_clear_error( GError **error )
{
*error = NULL;
}
int g_file_test( const char *path, int test )
{
DWORD attrs = GetFileAttributesA( path );
if (test == G_FILE_TEST_EXISTS) return attrs != INVALID_FILE_ATTRIBUTES;
if (test == G_FILE_TEST_IS_REGULAR) return attrs == FILE_ATTRIBUTE_NORMAL;
return 0;
}