libgo/mkruntimeinc.sh

   1 #!/bin/sh
   2
   3 # Copyright 2018 The Go Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style
   5 # license that can be found in the LICENSE file.
   6
   7 # Create tmp-runtime.inc from runtime.inc.raw.
   8
   9 IN=runtime.inc.raw
  10 OUT=tmp-runtime.inc
  11
  12 rm -f runtime.inc.tmp2 runtime.inc.tmp3
  13
  14 # _Complex_lock and _Reader_lock are Go translations of some AIX system
  15 # types and should not be exported back to C
  16 # semt is a Go translation of the C type sem_t; it fails to convert on
  17 # some systems and need not be exported back to C.
  18 # sigset conflicts with system type sigset on AIX, so we need to rename it.
  19 # boundsError has a field name that is a C keyword, and we don't need it.
  20 # mSpanInuse is both a constant and a field name, and we don't need it.
  21
  22 grep -v "#define _" ${IN} | grep -v "#define [cm][012345] " | grep -v "#define empty " | grep -v "#define \\$" | grep -v "#define mSpanInUse " > runtime.inc.tmp2
  23 for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num
  24 do
  25   grep "#define $pattern" ${IN} >> runtime.inc.tmp2
  26 done
  27 TYPES="_Complex_lock _Reader_lock semt boundsError"
  28 for TYPE in $TYPES
  29 do
  30   sed -e '/struct '${TYPE}' {/,/^}/s/^.*$//' runtime.inc.tmp2 > runtime.inc.tmp3;
  31   mv runtime.inc.tmp3 runtime.inc.tmp2
  32 done
  33 sed -e 's/sigset/sigset_go/' runtime.inc.tmp2 > runtime.inc.tmp3
  34 mv runtime.inc.tmp3 runtime.inc.tmp2
  35
  36 # Make all the fields of type structs const.
  37 sed -e '/struct .*type {/,/^}/ s/       \(.*;\)/        const \1/' < runtime.inc.tmp2 > runtime.inc.tmp3
  38 mv -f runtime.inc.tmp3 ${OUT}
  39
  40 rm -f runtime.inc.tmp2 runtime.inc.tmp3
  41 exit 0