Script to check non-changing C++ type name mangling.

scripts/check-c++-types.sh

@@ -0,0 +1,107 @@
+#! /bin/bash
+# Copyright (C) 2003 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# 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, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+#
+# The list of data types has been created with
+# cat <<EOF |
+# #include <sys/types.h>
+# #include <unistd.h>
+# #include <sys/resource.h>
+# #include <sys/stat.h>
+# EOF
+# gcc -D_GNU_SOURCE -E - |
+# egrep '^typedef.*;$' |
+# sed 's/^typedef[[:space:]]*//;s/\([[:space:]]\{1,\}__attribute__.*\);/;/;s/.*[[:space:]]\([*]\|\)\(.*\);/\2/' |
+# egrep -v '^_' |
+# sort -u
+#
+cxx=$1
+data=$2
+while read t; do
+  echo -n "$t:"
+  $cxx -S -xc++ -o - -D_GNU_SOURCE <(cat <<EOF
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/resource.h>
+#include <unistd.h>
+void foo ($t) { }
+EOF
+) |
+  sed 's/[[:space:]]*[.]globa\?l[[:space:]]*_Z3foo\([_[:alnum:]]*\).*/\1/p;d'
+done <<EOF |
+blkcnt64_t
+blkcnt_t
+blksize_t
+caddr_t
+clockid_t
+clock_t
+daddr_t
+dev_t
+fd_mask
+fsblkcnt64_t
+fsblkcnt_t
+fsfilcnt64_t
+fsfilcnt_t
+fsid_t
+gid_t
+id_t
+ino64_t
+ino_t
+int16_t
+int32_t
+int64_t
+int8_t
+intptr_t
+key_t
+loff_t
+mode_t
+nlink_t
+off64_t
+off_t
+pid_t
+pthread_key_t
+pthread_once_t
+pthread_spinlock_t
+pthread_t
+quad_t
+register_t
+rlim64_t
+rlim_t
+sigset_t
+size_t
+socklen_t
+ssize_t
+suseconds_t
+timer_t
+time_t
+u_char
+uid_t
+uint
+u_int
+u_int16_t
+u_int32_t
+u_int64_t
+u_int8_t
+ulong
+u_long
+u_quad_t
+useconds_t
+ushort
+u_short
+EOF
+diff -N -U0 $data -