libtool/tests/ctor.at

# ctor.at -- Test constructors via C++                        -*- Autotest -*-
#
#   Copyright (C) 2007-2008, 2011-2019, 2021-2022 Free Software
#   Foundation, Inc.
#   Written by Noah Misch, 2007
#
#   This file is part of GNU Libtool.
#
# GNU Libtool is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# GNU Libtool 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Libtool; see the file COPYING.  If not, a copy
# can be downloaded from  http://www.gnu.org/licenses/gpl.html,
# or obtained by writing to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
####

AT_BANNER([Constructors.])

AT_SETUP([C++ static constructors])
LT_AT_TAG([CXX])
AT_KEYWORDS([libtool])

AT_DATA(class.h,
[[#define magic 0xaabbccdd
class Foo {
public:
	Foo() { bar = magic; }
	unsigned bar;
};

extern Foo instance;
]])

AT_DATA(libctor.cpp,
[[#include "class.h"
Foo instance;
]])

AT_DATA(main.cpp,
[[#include "class.h"

int main(void)
{
  return instance.bar != magic;
}
]])

AT_CHECK([$LIBTOOL --tag=CXX --mode=compile $CXX $CPPFLAGS $CXXFLAGS \
	  -c libctor.cpp -o libctor.lo], [0], [ignore], [ignore])
AT_CHECK([$LIBTOOL --tag=CXX --mode=compile $CXX $CPPFLAGS $CXXFLAGS \
	  -c main.cpp -o main.lo], [0], [ignore], [ignore])
AT_CHECK([$LIBTOOL --tag=CXX --mode=link $CXX $CXXFLAGS $LDFLAGS \
	  libctor.lo -o libctor.la -rpath /none], [0], [ignore], [ignore])
AT_CHECK([$LIBTOOL --tag=CXX --mode=link $CXX $CXXFLAGS $LDFLAGS \
	  main.lo libctor.la -o main$EXEEXT], [0], [ignore], [ignore])

LT_AT_EXEC_CHECK([./main], [0])

AT_CLEANUP