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Add cairo_image_surface_create error handling

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cairo_image_surface_create can fail, e.g. when running out of
memory or when the size is too big. Avoid crashing in this case.

Closes: https://github.com/swaywm/sway/issues/6531
This commit is contained in:
Simon Ser 2021-12-21 12:05:05 +01:00 committed by Ronan Pigott
parent 414950bbc8
commit 59aebaa5f9
1 changed files with 7 additions and 0 deletions
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7
sway/tree/container.c
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@ -536,6 +536,13 @@ static void render_titlebar_text_texture(struct sway_output *output,
cairo_surface_t *surface = cairo_image_surface_create(
CAIRO_FORMAT_ARGB32, width, height);
cairo_status_t status = cairo_surface_status(surface);
if (status != CAIRO_STATUS_SUCCESS) {
sway_log(SWAY_ERROR, "cairo_image_surface_create failed: %s",
cairo_status_to_string(status));
return;
}
cairo_t *cairo = cairo_create(surface);
cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
cairo_set_font_options(cairo, fo);