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[cairo] Try to handle failure in set_user_data

This commit is contained in:
Behdad Esfahbod 2023-01-26 13:05:12 -07:00
parent 2fede3ef4a
commit 281db89a68
1 changed files with 26 additions and 16 deletions
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42
src/hb-cairo.cc
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@ -36,9 +36,6 @@
#include "hb-utf.hh"
/* TODO Error handling in cairo set_user_data calls? */
/**
* SECTION:hb-cairo
* @title: hb-cairo
@ -520,7 +517,11 @@ hb_cairo_init_scaled_font (cairo_scaled_font_t *scaled_font,
#ifdef HAVE_CAIRO_USER_FONT_FACE_SET_RENDER_COLOR_GLYPH_FUNC
hb_map_t *color_cache = hb_map_create ();
cairo_scaled_font_set_user_data (scaled_font, &color_cache_key, color_cache, _hb_cairo_destroy_map);
if (unlikely (CAIRO_STATUS_SUCCESS != cairo_scaled_font_set_user_data (scaled_font,
&color_cache_key,
color_cache,
_hb_cairo_destroy_map)))
hb_map_destroy (color_cache);
#endif
return CAIRO_STATUS_SUCCESS;
@ -629,10 +630,11 @@ user_font_face_create (hb_face_t *face)
cairo_user_font_face_set_render_color_glyph_func (cairo_face, hb_cairo_render_color_glyph);
#endif
cairo_font_face_set_user_data (cairo_face,
&hb_cairo_face_user_data_key,
(void *) hb_face_reference (face),
hb_cairo_face_destroy);
if (unlikely (CAIRO_STATUS_SUCCESS != cairo_font_face_set_user_data (cairo_face,
&hb_cairo_face_user_data_key,
(void *) hb_face_reference (face),
hb_cairo_face_destroy)))
hb_face_destroy (face);
return cairo_face;
}
@ -658,10 +660,11 @@ hb_cairo_font_face_create_for_font (hb_font_t *font)
auto *cairo_face = user_font_face_create (font->face);
cairo_font_face_set_user_data (cairo_face,
&hb_cairo_font_user_data_key,
(void *) hb_font_reference (font),
hb_cairo_font_destroy);
if (unlikely (CAIRO_STATUS_SUCCESS != cairo_font_face_set_user_data (cairo_face,
&hb_cairo_font_user_data_key,
(void *) hb_font_reference (font),
hb_cairo_font_destroy)))
hb_font_destroy (font);
return cairo_face;
}
@ -742,10 +745,17 @@ hb_cairo_font_face_set_font_init_func (cairo_font_face_t *font_face,
&hb_cairo_font_init_func_user_data_key,
(void *) func,
nullptr);
cairo_font_face_set_user_data (font_face,
&hb_cairo_font_init_user_data_user_data_key,
(void *) user_data,
destroy);
if (unlikely (CAIRO_STATUS_SUCCESS != cairo_font_face_set_user_data (font_face,
&hb_cairo_font_init_user_data_user_data_key,
(void *) user_data,
destroy)) && destroy)
{
destroy (user_data);
cairo_font_face_set_user_data (font_face,
&hb_cairo_font_init_func_user_data_key,
nullptr,
nullptr);
}
}
/**