github.com/guyezi/gofrontend@v0.0.0-20200228202240-7a62a49e62c0/libgo/mkruntimeinc.sh (about)

     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  
    21  grep -v "#define _" ${IN} | grep -v "#define [cm][01234] " | grep -v "#define empty " | grep -v "#define \\$" > runtime.inc.tmp2
    22  for pattern in '_[GP][a-z]' _Max _Lock _Sig _Trace _MHeap _Num
    23  do
    24    grep "#define $pattern" ${IN} >> runtime.inc.tmp2
    25  done
    26  TYPES="_Complex_lock _Reader_lock semt boundsError"
    27  for TYPE in $TYPES
    28  do
    29    sed -e '/struct '${TYPE}' {/,/^}/s/^.*$//' runtime.inc.tmp2 > runtime.inc.tmp3;
    30    mv runtime.inc.tmp3 runtime.inc.tmp2
    31  done
    32  sed -e 's/sigset/sigset_go/' runtime.inc.tmp2 > runtime.inc.tmp3
    33  mv runtime.inc.tmp3 runtime.inc.tmp2
    34  
    35  # Make all the fields of type structs const.
    36  sed -e '/struct .*type {/,/^}/ s/	\(.*;\)/	const \1/' < runtime.inc.tmp2 > runtime.inc.tmp3
    37  mv -f runtime.inc.tmp3 ${OUT}
    38  
    39  rm -f runtime.inc.tmp2 runtime.inc.tmp3
    40  exit 0