bfd/unPROTO

   1 #
   2 # The PROTO macro is a subterfuge to be compatible with both ANSI and K&R
   3 # declaration syntax.  It's not widely known, so for the docn just map the
   4 # thing to ANSI declaration syntax.
   5 #
   6 # First, join up defns broken across multiple lines in source---but leave
   7 # any linebreaks, to prettify our examples
   8 :pbegn
   9 /PROTO(.*, *$/N
  10 s/\n/?/
  11 t pbegn
  12 s/?/\
  13 /g
  14 # Now actually do the PROTO interpretation.
  15 # A PROTO invocation looks like
  16 #   PROTO( resulttype, function, (arglist));
  17 s/[     ]*PROTO(\(.*\),[\n      ]*\(.*\),[\n    ]*\((.*)\));/\1 \2\3;/
  18