(x_produce_glyphs): If a font for a component of

a composition is not found, use 1 pixel dot ascent and 0 dot
descent value to avoid displaying terribly tall empty boxes.

1 files changed, 6 insertions, 6 deletions

diff --git a/src/xterm.c b/src/xterm.c
index 603a6f6e575..42537902c94 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -2108,8 +2108,8 @@ x_produce_glyphs (it)
           cmp->font = (void *) font;
 
           /* Initialize the bounding box.  */
-          pcm = x_per_char_metric (font, &char2b);
-          if (pcm)
+          if (font_info
+              && (pcm = x_per_char_metric (font, &char2b)))
             {
               width = pcm->width;
               ascent = pcm->ascent;
@@ -2166,8 +2166,8 @@ x_produce_glyphs (it)
                     boff = VCENTER_BASELINE_OFFSET (font, it->f) - boff;
                 }
 
-              pcm = x_per_char_metric (font, &char2b);
-              if (pcm)
+              if (font_info
+                  && (pcm = x_per_char_metric (font, &char2b)))
                 {
                   width = pcm->width;
                   ascent = pcm->ascent;
@@ -2176,8 +2176,8 @@ x_produce_glyphs (it)
               else
                 {
                   width = FONT_WIDTH (font);
-                  ascent = font->ascent;
-                  descent = font->descent;
+                  ascent = 1;
+                  descent = 0;
                 }
 
               if (cmp->method != COMPOSITION_WITH_RULE_ALTCHARS)