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 # _FILE has incomplete __lock and __state fields on uclibc-ng.
  22
  23 grep -v "#define _" ${IN} | grep -v "#define [cm][012345] " | grep -v "#define empty " | grep -v "#define \\$" | grep -v "#define mSpanInUse " > runtime.inc.tmp2
  24 for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num
  25 do
  26   grep "#define $pattern" ${IN} >> runtime.inc.tmp2
  27 done
  28 TYPES="_Complex_lock _Reader_lock semt boundsError _FILE"
  29 for TYPE in $TYPES
  30 do
  31   sed -e '/struct '${TYPE}' {/,/^}/s/^.*$//' runtime.inc.tmp2 > runtime.inc.tmp3;
  32   mv runtime.inc.tmp3 runtime.inc.tmp2
  33 done
  34 sed -e 's/sigset/sigset_go/' runtime.inc.tmp2 > runtime.inc.tmp3
  35 mv runtime.inc.tmp3 runtime.inc.tmp2
  36
  37 # Make all the fields of type structs const.
  38 sed -e '/struct .*type {/,/^}/ s/       \(.*;\)/        const \1/' < runtime.inc.tmp2 > runtime.inc.tmp3
  39 mv -f runtime.inc.tmp3 ${OUT}
  40
  41 rm -f runtime.inc.tmp2 runtime.inc.tmp3
  42 exit 0