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Fix doublewidth character handling
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@@ -380,12 +380,36 @@ grub_term_cls (struct grub_term_output *term)
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}
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}
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#ifdef HAVE_UNIFONT_WIDTHSPEC
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grub_ssize_t
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grub_unicode_estimate_width (const struct grub_unicode_glyph *c);
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#else
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static inline grub_ssize_t
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grub_unicode_estimate_width (const struct grub_unicode_glyph *c __attribute__ ((unused)))
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{
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if (grub_unicode_get_comb_type (c->base))
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return 0;
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return 1;
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}
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#endif
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static inline grub_ssize_t
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grub_term_getcharwidth (struct grub_term_output *term,
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const struct grub_unicode_glyph *c)
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{
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if (term->getcharwidth)
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return term->getcharwidth (c);
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else if (((term->flags & GRUB_TERM_CODE_TYPE_MASK)
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== GRUB_TERM_CODE_TYPE_UTF8_LOGICAL)
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|| ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
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== GRUB_TERM_CODE_TYPE_UTF8_VISUAL)
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|| ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
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== GRUB_TERM_CODE_TYPE_VISUAL_GLYPHS))
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return grub_unicode_estimate_width (c);
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else
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return 1;
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}
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