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https://github.com/openssl/openssl.git
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101 lines
3.5 KiB
Perl
101 lines
3.5 KiB
Perl
#! /usr/bin/env perl
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# -*- mode: perl; -*-
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# Copyright 2016-2023 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the Apache License 2.0 (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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# This is a collection of extra attributes to be used as input for creating
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# shared libraries, currently on any Unix variant, including Unix like
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# environments on Windows.
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sub detect_gnu_ld {
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my @lines =
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`$config{CROSS_COMPILE}$config{CC} -Wl,-V /dev/null 2>&1`;
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return grep /^GNU ld/, @lines;
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}
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sub detect_gnu_cc {
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my @lines =
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`$config{CROSS_COMPILE}$config{CC} -v 2>&1`;
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return grep /gcc/, @lines;
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}
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my %shared_info;
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%shared_info = (
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'gnu-shared' => {
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shared_ldflag => '-shared -Wl,-Bsymbolic',
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shared_sonameflag => '-Wl,-soname=',
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},
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'linux-shared' => sub {
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return {
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%{$shared_info{'gnu-shared'}},
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shared_defflag => '-Wl,--version-script=',
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dso_ldflags =>
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(grep /(?:^|\s)-fsanitize/,
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@{$config{CFLAGS}}, @{$config{cflags}})
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? ''
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: '-Wl,-z,defs',
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};
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},
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'bsd-gcc-shared' => sub { return $shared_info{'linux-shared'}; },
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'bsd-gcc-nodef-shared' => sub {
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return {
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%{$shared_info{'gnu-shared'}},
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shared_defflags => '-Wl,--version-script=',
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};
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},
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'darwin-shared' => {
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module_ldflags => '-bundle',
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shared_ldflag => '-dynamiclib -current_version $(SHLIB_VERSION_NUMBER) -compatibility_version $(SHLIB_VERSION_NUMBER)',
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shared_sonameflag => '-install_name $(libdir)/',
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},
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'cygwin-shared' => {
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shared_ldflag => '-shared -Wl,--enable-auto-image-base',
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shared_impflag => '-Wl,--out-implib=',
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},
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'mingw-shared' => sub {
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return {
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%{$shared_info{'cygwin-shared'}},
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# def_flag made to empty string so it still generates
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# something
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shared_defflag => '',
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shared_argfileflag => '@',
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};
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},
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'alpha-osf1-shared' => sub {
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return $shared_info{'gnu-shared'} if detect_gnu_ld();
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return {
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module_ldflags => '-shared -Wl,-Bsymbolic',
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shared_ldflag => '-shared -Wl,-Bsymbolic -set_version $(SHLIB_VERSION_NUMBER)',
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};
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},
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'svr3-shared' => sub {
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return $shared_info{'gnu-shared'} if detect_gnu_ld();
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return {
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shared_ldflag => '-G',
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shared_sonameflag => '-h ',
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};
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},
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'svr5-shared' => sub {
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return $shared_info{'gnu-shared'} if detect_gnu_ld();
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return {
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shared_ldflag => detect_gnu_cc() ? '-shared' : '-G',
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shared_sonameflag => '-h ',
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};
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},
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'solaris-gcc-shared' => sub {
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return $shared_info{'linux-shared'} if detect_gnu_ld();
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return {
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# Note: we should also have -shared here, but because some
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# config targets define it with an added -static-libgcc
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# following it, we don't want to change the order. This
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# forces all solaris gcc config targets to define shared_ldflag
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shared_ldflag => '-Wl,-Bsymbolic',
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shared_defflag => "-Wl,-M,",
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shared_sonameflag => "-Wl,-h,",
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};
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},
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);
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