Hash :
3c5c9394
Author :
Date :
2012-10-04T00:08:26
compile: support libfoo.a naming when wrapping Microsoft tools There is a future plan to provide some means to have Automake create static libraries that are named differently depending on the system [1]. The background is that everyone has always named static libraries libfoo.a, except the Redmond crowd who names them foo.lib, and you have to jump through hoops to have Automake create libraries named foo.lib in the land of non-GNU Windows while still creating libfoo.a everywhere else. However, there is probably no sane way to accomplish that system dependent naming discussed in [1] without user intervention, which makes it necessary to support the classic libfoo.a naming when using Microsoft tools in the best possible way, for the benefit of all projects today and for future projects not opting in to whatever scheme is selected for the problem at hand. [1] http://lists.gnu.org/archive/html/automake/2012-09/msg00028.html * lib/compile (func_cl_dashl): As a last resort, match -lfoo with libfoo.a, if that file exist on the library search path. * t/compile4.sh: Remove obsolescent workaround for the above. * t/compile6.sh: Extend to check that libbaz.a is indeed found when baz.lib and baz.dll.lib does not exist and that bar.lib and bar.dll.lib are preferred over libbar.a. Signed-off-by: Peter Rosin <peda@lysator.liu.se> Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
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#! /bin/sh
# Copyright (C) 2010-2012 Free Software Foundation, Inc.
#
# This program 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, or (at your option)
# any later version.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
# Make sure 'compile' searches libraries correctly
am_create_testdir=empty
required=xsi-lib-shell
. ./defs || exit 1
get_shell_script compile
# Use a dummy cl, since cl isn't readily available on all systems
cat >cl <<'END'
#! /bin/sh
echo "$@"
END
chmod +x ./cl
# POSIX mandates that the compiler accepts a space between the -I,
# -l and -L options and their respective arguments. Traditionally,
# this should work also without a space. Try both usages.
for sp in '' ' '; do
rm -rf lib lib2 syslib "sys lib2"
mkdir syslib
: > syslib/foo.lib
syslib=$(pwd)/syslib
LIB=$syslib
export LIB
mkdir lib
: > lib/bar.lib
: > lib/bar.dll.lib
: > lib/libbar.a
: > lib/libbaz.a
# Check if compile library search correctly
opts=$(./compile ./cl foo.c -o foo -L${sp}lib -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo lib/bar.dll.lib $syslib/foo.lib -link -LIBPATH:lib"
# Check if -static makes compile avoid bar.dll.lib
opts=$(./compile ./cl foo.c -o foo -L${sp}lib -static -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo lib/bar.lib $syslib/foo.lib -link -LIBPATH:lib"
: > syslib/bar.lib
: > syslib/bar.dll.lib
: > syslib/libbar.a
# Check if compile finds bar.dll.lib in syslib
opts=$(./compile ./cl foo.c -o foo -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo $syslib/bar.dll.lib $syslib/foo.lib"
# Check if compile prefers -L over $LIB
opts=$(./compile ./cl foo.c -o foo -L${sp}lib -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo lib/bar.dll.lib $syslib/foo.lib -link -LIBPATH:lib"
# Check if compile falls back to finding classic libname.a style libraries
# when name.lib or name.dll.lib isn't available.
opts=$(./compile ./cl foo.c -o foo -L${sp}lib -l${sp}baz)
test x"$opts" = x"foo.c -Fefoo lib/libbaz.a -link -LIBPATH:lib"
mkdir lib2
: > lib2/bar.dll.lib
# Check if compile avoids bar.dll.lib in lib2 when -static
opts=$(./compile ./cl foo.c -o foo -L${sp}lib2 -static -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo $syslib/bar.lib $syslib/foo.lib -link -LIBPATH:lib2"
# Check if compile gets two different bar libraries when -static
# is added in the middle
opts=$(./compile ./cl foo.c -o foo -L${sp}lib2 -L${sp}lib -l${sp}bar -static -l${sp}bar)
test x"$opts" = x"foo.c -Fefoo lib2/bar.dll.lib lib/bar.lib -link -LIBPATH:lib2 -LIBPATH:lib"
# Check if compile gets the correct bar.dll.lib
opts=$(./compile ./cl foo.c -o foo -L${sp}lib -L${sp}lib2 -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo lib/bar.dll.lib $syslib/foo.lib -link -LIBPATH:lib -LIBPATH:lib2"
# Check if compile gets the correct bar.dll.lib
opts=$(./compile ./cl foo.c -o foo -L${sp}lib2 -L${sp}lib -l${sp}bar -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo lib2/bar.dll.lib $syslib/foo.lib -link -LIBPATH:lib2 -LIBPATH:lib"
mkdir "sys lib2"
: > "sys lib2/foo.dll.lib"
syslib2="$(pwd)/sys lib2"
LIB="$syslib2;$LIB"
# Check if compile handles spaces in $LIB and that it obeys the order
# in a multi-component $LIB.
opts=$(./compile ./cl foo.c -o foo -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo $syslib2/foo.dll.lib"
# Check if compile handles the 2nd directory in a multi-component $LIB.
opts=$(./compile ./cl foo.c -o foo -static -l${sp}foo)
test x"$opts" = x"foo.c -Fefoo $syslib/foo.lib"
done
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