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#!/bin/bash
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# Copyright (C) 2003-2018 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <http://www.gnu.org/licenses/>.
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# This script creates a list of data types where each type is followed
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# by the C++ mangled name for that type. That list is then compared
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# against the list in the c++-types.data file for the platform being
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# checked. Any difference between the two would mean that the C++ ABI
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# had changed and that should not happen even if the change is compatible
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# at the C language level.
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#
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# The list of data types has been created with
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# cat <
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# #include <sys/types.h>
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# #include <unistd.h>
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# #include <sys/resource.h>
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# #include <sys/stat.h>
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# EOF
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# gcc -D_GNU_SOURCE -E - |
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# egrep '^typedef.*;$' |
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# sed 's/^typedef[[:space:]]*//;s/\([[:space:]]\{1,\}__attribute__.*\);/;/;s/.*[[:space:]]\([*]\|\)\(.*\);/\2/' |
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# egrep -v '^_' |
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# LC_ALL=C sort -u
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#
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data=$1
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shift
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cxx=$(echo $* | sed 's/-fgnu89-inline//')
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while read t; do
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echo -n "$t:"
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$cxx -S -xc++ -o - -D_GNU_SOURCE <(cat <
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/resource.h>
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#include <unistd.h>
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void foo ($t) { }
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EOF
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) |
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sed 's/[[:space:]]*[.]globa\?l[[:space:]]*_Z3foo\([_[:alnum:]]*\).*/\1/p;d'
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done <
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blkcnt64_t
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blkcnt_t
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blksize_t
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caddr_t
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clockid_t
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clock_t
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daddr_t
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dev_t
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fd_mask
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fsblkcnt64_t
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fsblkcnt_t
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fsfilcnt64_t
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fsfilcnt_t
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fsid_t
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gid_t
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id_t
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ino64_t
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ino_t
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int16_t
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int32_t
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int64_t
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int8_t
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intptr_t
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key_t
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loff_t
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mode_t
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nlink_t
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off64_t
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off_t
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pid_t
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pthread_attr_t
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pthread_barrier_t
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pthread_barrierattr_t
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pthread_cond_t
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pthread_condattr_t
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pthread_key_t
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pthread_mutex_t
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pthread_mutexattr_t
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pthread_once_t
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pthread_rwlock_t
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pthread_rwlockattr_t
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pthread_spinlock_t
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pthread_t
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quad_t
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register_t
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rlim64_t
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rlim_t
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sigset_t
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size_t
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socklen_t
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ssize_t
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suseconds_t
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time_t
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u_char
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uid_t
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uint
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u_int
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u_int16_t
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u_int32_t
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u_int64_t
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u_int8_t
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ulong
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u_long
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u_quad_t
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useconds_t
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ushort
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u_short
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EOF
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diff -N -U0 $data -
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