#!/bin/sh

# Test whether all cancelable functions are cancelable.

# Copyright (C) 2002-2018 Free Software Foundation, Inc.

# This file is part of the GNU C Library.

# Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.

# The GNU C Library is free software; you can redistribute it and/or

# modify it under the terms of the GNU Lesser General Public

# License as published by the Free Software Foundation; either

# version 2.1 of the License, or (at your option) any later version.

# The GNU C Library is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public

# License along with the GNU C Library; if not, see

# <http://www.gnu.org/licenses/>.

NM="$1"; shift

while [ $# -gt 0 ]; do

  ( $NM -P $1; echo 'end[end]:' ) | gawk ' BEGIN {

C["accept"]=1

C["close"]=1

C["connect"]=1

C["creat"]=1

C["fcntl"]=1

C["fdatasync"]=1

C["fsync"]=1

C["msgrcv"]=1

C["msgsnd"]=1

C["msync"]=1

C["nanosleep"]=1

C["open"]=1

C["open64"]=1

C["pause"]=1

C["poll"]=1

C["pread"]=1

C["pread64"]=1

C["pselect"]=1

C["pwrite"]=1

C["pwrite64"]=1

C["read"]=1

C["readv"]=1

C["recv"]=1

C["recvfrom"]=1

C["recvmsg"]=1

C["select"]=1

C["send"]=1

C["sendmsg"]=1

C["sendto"]=1

C["sigpause"]=1

C["sigsuspend"]=1

C["sigwait"]=1

C["sigwaitinfo"]=1

C["tcdrain"]=1

C["wait"]=1

C["waitid"]=1

C["waitpid"]=1

C["write"]=1

C["writev"]=1

C["__xpg_sigpause"]=1

}

/:$/ {

  if (seen)

    {

      if (!seen_enable || !seen_disable)

	{

	  printf "in '$1'(%s) %s'\''s cancellation missing\n", object, seen

	  ret = 1

	}

    }

  seen=""

  seen_enable=""

  seen_disable=""

  object=gensub(/^.*\[(.*)\]:$/, "\\1", 1, $0)

  next

}

{

  if (C[$1] && $2 ~ /^[TW]$/)

    seen=$1

  else if ($1 ~ /^([.]|)__(libc|pthread)_enable_asynccancel$/ && $2 == "U")

    seen_enable=1

  else if ($1 ~ /^([.]|)__(libc|pthread)_disable_asynccancel$/ && $2 == "U")

    seen_disable=1

}

END {

  exit ret

}' || exit

  shift

done