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[console] Ignore unexpected keysyms when generating keyboard maps

I am unable to find any definitive documentation on how Linux keyboard
symbols work.  In the absence of any documentation, I'm going to
assume that unexpected keysyms are harmless and should be ignored.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
tags/v1.20.1
Michael Brown 12 年前
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共有 1 个文件被更改,包括 4 次插入2 次删除
  1. 4
    2
      src/util/genkeymap.pl

+ 4
- 2
src/util/genkeymap.pl 查看文件

@@ -124,8 +124,10 @@ sub keysym_to_ascii {
124 124
   return unless $keysym;
125 125
 
126 126
   # Sanity check
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-  die "Unexpected keysym ".sprintf ( "0x%04x\n", $keysym )."\n"
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-      if $keysym & 0xf000;
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+  if ( $keysym & 0xf000 ) {
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+    warn "Unexpected keysym ".sprintf ( "0x%04x", $keysym )."\n";
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+    return;
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+  }
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   # Extract type and value
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   my $type = ( $keysym >> 8 );

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