diff options
Diffstat (limited to 'pango/shape.c')
| -rw-r--r-- | pango/shape.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/pango/shape.c b/pango/shape.c index 03020153..3020007a 100644 --- a/pango/shape.c +++ b/pango/shape.c @@ -44,12 +44,12 @@ pango_shape (const gchar *text, int i; int last_cluster = -1; - if (analysis->shape_engine) + if (G_LIKELY (analysis->shape_engine && analysis->font)) { _pango_engine_shape_shape (analysis->shape_engine, analysis->font, text, length, analysis, glyphs); - if (G_UNLIKELY (glyphs->num_glyphs == 0 && analysis->font)) + if (G_UNLIKELY (glyphs->num_glyphs == 0)) { /* If a font has been correctly chosen, but no glyphs are output, * there's probably something wrong with the shaper. Trying to be @@ -81,7 +81,25 @@ pango_shape (const gchar *text, } } else - glyphs->num_glyphs = 0; + { + static struct { + guint font : 1; + guint shape_engine : 1; + } warned = { FALSE, FALSE }; + + if (!analysis->shape_engine && !warned.shape_engine) + { + g_critical ("pango_shape called with analysis->shape_engine == NULL"); + warned.font = TRUE; + } + if (!analysis->font && !warned.font) + { + g_critical ("pango_shape called with analysis->font == NULL"); + warned.font = TRUE; + } + + glyphs->num_glyphs = 0; + } if (!glyphs->num_glyphs) { |