diff options
Diffstat (limited to 'src/cairo.c')
| -rw-r--r-- | src/cairo.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/cairo.c b/src/cairo.c index 2470b0d6..383dc89e 100644 --- a/src/cairo.c +++ b/src/cairo.c @@ -124,16 +124,16 @@ _cairo_set_error (cairo_t *cr, cairo_status_t status) #define CAIRO_STASH_SIZE 4 static struct { cairo_t pool[CAIRO_STASH_SIZE]; - int occupied; + cairo_atomic_int_t occupied; } _context_stash; static cairo_t * _context_get (void) { - int avail, old, new; + cairo_atomic_int_t avail, old, new; do { - old = _context_stash.occupied; + old = _cairo_atomic_int_get (&_context_stash.occupied); avail = ffs (~old) - 1; if (avail >= CAIRO_STASH_SIZE) return malloc (sizeof (cairo_t)); @@ -147,7 +147,7 @@ _context_get (void) static void _context_put (cairo_t *cr) { - int old, new, avail; + cairo_atomic_int_t old, new, avail; if (cr < &_context_stash.pool[0] || cr >= &_context_stash.pool[CAIRO_STASH_SIZE]) @@ -158,7 +158,7 @@ _context_put (cairo_t *cr) avail = ~(1 << (cr - &_context_stash.pool[0])); do { - old = _context_stash.occupied; + old = _cairo_atomic_int_get (&_context_stash.occupied); new = old & avail; } while (_cairo_atomic_int_cmpxchg (&_context_stash.occupied, old, new) != old); } |