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-rw-r--r--tex/context/base/font-sym.mkvi11
1 files changed, 11 insertions, 0 deletions
diff --git a/tex/context/base/font-sym.mkvi b/tex/context/base/font-sym.mkvi
index 1ce76fc0b..68237c073 100644
--- a/tex/context/base/font-sym.mkvi
+++ b/tex/context/base/font-sym.mkvi
@@ -228,4 +228,15 @@
%D After which the font is active and the baselines and
%D struts are set.
+%D \macros{doiffontcharelse}
+
+\unexpanded\def\doiffontcharelse#specification#unicode% this could be a direct lua call
+ {\begingroup
+ \font_basics_define_font_without_parameters{thedefinedfont}{#specification}%
+ \iffontchar\font#unicode\relax
+ \endgroup\expandafter\firstoftwoarguments
+ \else
+ \endgroup\expandafter\secondoftwoarguments
+ \fi}
+
\protect \endinput