#! /usr/bin/env perl
# -*- mode: perl; -*-
-# Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
+# Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the OpenSSL license (the "License"). You may not use
# this file except in compliance with the License. You can obtain a copy
# code, so we just tell compiler to be pedantic about everything
# but 'long long' type.
-my $gcc_devteam_warn = "-DDEBUG_UNUSED"
- . " -DPEDANTIC -pedantic -Wno-long-long"
- . " -Wall"
- . " -Wextra"
- . " -Wno-unused-parameter"
- . " -Wno-missing-field-initializers"
- . " -Wswitch"
- . " -Wsign-compare"
- . " -Wmissing-prototypes"
- . " -Wstrict-prototypes"
- . " -Wshadow"
- . " -Wformat"
- . " -Wtype-limits"
- . " -Wundef"
- . " -Werror"
- ;
+my %gcc_devteam_warn = ();
+{
+ my @common = qw( -DDEBUG_UNUSED
+ -DPEDANTIC -pedantic -Wno-long-long
+ -Wall
+ -Wextra
+ -Wno-unused-parameter
+ -Wno-missing-field-initializers
+ -Wswitch
+ -Wsign-compare
+ -Wshadow
+ -Wformat
+ -Wtype-limits
+ -Wundef
+ -Werror );
+ %gcc_devteam_warn = (
+ CFLAGS => [ @common, qw( -Wmissing-prototypes
+ -Wstrict-prototypes ) ],
+ CXXFLAGS => [ @common ]
+ );
+}
# These are used in addition to $gcc_devteam_warn when the compiler is clang.
# TODO(openssl-team): fix problems and investigate if (at least) the
# -Wlanguage-extension-token -- no, we use asm()
# -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
# -Wextended-offsetof -- no, needed in CMS ASN1 code
-my $clang_devteam_warn = ""
- . " -Wswitch-default"
- . " -Wno-parentheses-equality"
- . " -Wno-language-extension-token"
- . " -Wno-extended-offsetof"
- . " -Wconditional-uninitialized"
- . " -Wincompatible-pointer-types-discards-qualifiers"
- . " -Wmissing-variable-declarations"
- . " -Wno-unknown-warning-option"
- ;
+my %clang_devteam_warn = ();
+{
+ my @common = qw( -Wswitch-default
+ -Wno-parentheses-equality
+ -Wno-language-extension-token
+ -Wno-extended-offsetof
+ -Wconditional-uninitialized
+ -Wincompatible-pointer-types-discards-qualifiers
+ -Wno-unknown-warning-option );
+ %clang_devteam_warn = (
+ CFLAGS => [ @common, qw( -Wmissing-variable-declarations ) ],
+ CXXFLAGS => [ @common ]
+ );
+}
# This adds backtrace information to the memory leak info. Is only used
# when crypto-mdebug-backtrace is enabled.
"msan",
"multiblock",
"nextprotoneg",
+ "pinshared",
"ocb",
"ocsp",
"pic",
AS => undef,
ASFLAGS => [],
CC => env('CC'),
- CFLAGS => [],
+ CFLAGS => [ env('CFLAGS') || () ],
CXX => env('CXX'),
- CXXFLAGS => [],
+ CXXFLAGS => [ env('CXXFLAGS') || () ],
CPP => undef,
- CPPFLAGS => [], # -D, -I, -Wp,
+ CPPFLAGS => [ env('CPPFLAGS') || () ], # -D, -I, -Wp,
CPPDEFINES => [], # Alternative for -D
CPPINCLUDES => [], # Alternative for -I
CROSS_COMPILE => env('CROSS_COMPILE'),
HASHBANGPERL=> env('HASHBANGPERL') || env('PERL'),
LD => undef,
- LDFLAGS => [], # -L, -Wl,
- LDLIBS => [], # -l
+ LDFLAGS => [ env('LDFLAGS') || () ], # -L, -Wl,
+ LDLIBS => [ env('LDLIBS') || () ], # -l
MT => undef,
MTFLAGS => [],
PERL => env('PERL') || ($^O ne "VMS" ? $^X : "perl"),
}
elsif (/^--strict-warnings$/)
{
- $strict_warnings = 1;
+ # Pretend that our strict flags is a C flag, and replace it
+ # with the proper flags later on
+ push @{$useradd{CFLAGS}}, '--ossl-strict-warnings';
+ push @{$useradd{CXXFLAGS}}, '--ossl-strict-warnings';
+ $strict_warnings=1;
}
elsif (/^--debug$/)
{
print "Using os-specific seed configuration\n";
push @seed_sources, 'os';
}
-die "Cannot seed with none and anything else"
- if scalar(grep { $_ eq 'none' } @seed_sources) > 0
- && scalar(@seed_sources) > 1;
+if (scalar(grep { $_ eq 'none' } @seed_sources) > 0) {
+ die "Cannot seed with none and anything else" if scalar(@seed_sources) > 1;
+ warn <<_____ if scalar(@seed_sources) == 1;
+
+============================== WARNING ===============================
+You have selected the --with-rand-seed=none option, which effectively
+disables automatic reseeding of the OpenSSL random generator.
+All operations depending on the random generator such as creating keys
+will not work unless the random generator is seeded manually by the
+application.
+
+Please read the 'Note on random number generation' section in the
+INSTALL instructions and the RAND_DRBG(7) manual page for more details.
+============================== WARNING ===============================
+
+_____
+}
push @{$config{openssl_other_defines}},
map { (my $x = $_) =~ tr|[\-a-z]|[_A-Z]|; "OPENSSL_RAND_SEED_$x" }
@seed_sources;
$disabled{$feature} = 'config';
}
foreach my $feature (@{$target{enable}}) {
- if ("default" eq ($disabled{$_} // "")) {
+ if ("default" eq ($disabled{$feature} // "")) {
if (exists $deprecated_disablables{$feature}) {
warn "***** config $target enables deprecated feature $feature\n";
} elsif (!grep { $feature eq $_ } @disablables) {
die "***** config $target enables unknown feature $feature\n";
}
- delete $disabled{$_};
+ delete $disabled{$feature};
}
}
push @{$config{lib_defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
push @{$config{lib_defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
push @{$config{lib_defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
+ push @{$config{lib_defines}}, "BN_DIV3W" if ($target{bn_asm_src} =~ /-div3w/);
if ($target{sha1_asm_src}) {
push @{$config{lib_defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
push @{$config{lib_defines}}, "X25519_ASM";
}
if ($target{padlock_asm_src} ne $table{DEFAULTS}->{padlock_asm_src}) {
- push @{$config{lib_defines}}, "PADLOCK_ASM";
+ push @{$config{dso_defines}}, "PADLOCK_ASM";
}
if ($target{poly1305_asm_src} ne "") {
push @{$config{lib_defines}}, "POLY1305_ASM";
}
}
-my %predefined = compiler_predefined($config{CROSS_COMPILE}.$config{CC});
+my %predefined_C = compiler_predefined($config{CROSS_COMPILE}.$config{CC});
+my %predefined_CXX = $config{CXX}
+ ? compiler_predefined($config{CROSS_COMPILE}.$config{CXX})
+ : ();
# Check for makedepend capabilities.
if (!$disabled{makedepend}) {
# For VC- and vms- targets, there's nothing more to do here. The
# functionality is hard coded in the corresponding build files for
# cl (Windows) and CC/DECC (VMS).
- } elsif (($predefined{__GNUC__} // -1) >= 3
- && !($predefined{__APPLE_CC__} && !$predefined{__clang__})) {
+ } elsif (($predefined_C{__GNUC__} // -1) >= 3
+ && !($predefined_C{__APPLE_CC__} && !$predefined_C{__clang__})) {
# We know that GNU C version 3 and up as well as all clang
# versions support dependency generation, but Xcode did not
# handle $cc -M before clang support (but claims __GNUC__ = 3)
}
}
-if (!$disabled{asm}) {
+if (!$disabled{asm} && !$predefined_C{__MACH__} && $^O ne 'VMS') {
# probe for -Wa,--noexecstack option...
- if ($predefined{__clang__}) {
+ if ($predefined_C{__clang__}) {
# clang has builtin assembler, which doesn't recognize --help,
# but it apparently recognizes the option in question on all
# supported platforms even when it's meaningless. In other words
# probe would fail, but probed option always accepted...
push @{$config{cflags}}, "-Wa,--noexecstack", "-Qunused-arguments";
- } elsif ($^O ne 'VMS') {
+ } else {
my $cc = $config{CROSS_COMPILE}.$config{CC};
open(PIPE, "$cc -Wa,--help -c -o null.$$.o -x assembler /dev/null 2>&1 |");
while(<PIPE>) {
push @{$config{defines}}, $apiflag;
}
+my %strict_warnings_collection=( CFLAGS => [], CXXFLAGS => []);
if ($strict_warnings)
{
my $wopt;
- my $gccver = $predefined{__GNUC__} // -1;
+ my $gccver = $predefined_C{__GNUC__} // -1;
+ my $gxxver = $predefined_CXX{__GNUC__} // -1;
- die "ERROR --strict-warnings requires gcc[>=4] or gcc-alike"
+ warn "WARNING --strict-warnings requires gcc[>=4] or gcc-alike"
unless $gccver >= 4;
- foreach $wopt (split /\s+/, $gcc_devteam_warn)
+ warn "WARNING --strict-warnings requires g++[>=4] or g++-alike"
+ unless $gxxver >= 4;
+ foreach (qw(CFLAGS CXXFLAGS))
{
- push @{$config{cflags}}, $wopt
- unless grep { $_ eq $wopt } @{$config{cflags}};
- push @{$config{cxxflags}}, $wopt
- if ($config{CXX}
- && !grep { $_ eq $wopt } @{$config{cxxflags}});
- }
- if (defined($predefined{__clang__}))
- {
- foreach $wopt (split /\s+/, $clang_devteam_warn)
- {
- push @{$config{cflags}}, $wopt
- unless grep { $_ eq $wopt } @{$config{cflags}};
- push @{$config{cxxflags}}, $wopt
- if ($config{CXX}
- && !grep { $_ eq $wopt } @{$config{cxxflags}});
- }
+ push @{$strict_warnings_collection{$_}},
+ @{$gcc_devteam_warn{$_}};
}
+ push @{$strict_warnings_collection{CFLAGS}},
+ @{$clang_devteam_warn{CFLAGS}}
+ if (defined($predefined_C{__clang__}));
+ push @{$strict_warnings_collection{CXXFLAGS}},
+ @{$clang_devteam_warn{CXXFLAGS}}
+ if (defined($predefined_CXX{__clang__}));
}
+foreach my $idx (qw(CFLAGS CXXFLAGS))
+ {
+ $useradd{$idx} = [ map { $_ eq '--ossl-strict-warnings'
+ ? @{$strict_warnings_collection{$idx}}
+ : ( $_ ) }
+ @{$useradd{$idx}} ];
+ }
unless ($disabled{"crypto-mdebug-backtrace"})
{
# Massage the result
+ # If the user configured no-shared, we allow no shared sources
+ if ($disabled{shared}) {
+ foreach (keys %{$unified_info{shared_sources}}) {
+ foreach (keys %{$unified_info{shared_sources}->{$_}}) {
+ delete $unified_info{sources}->{$_};
+ }
+ }
+ $unified_info{shared_sources} = {};
+ }
+
# If we depend on a header file or a perl module, add an inclusion of
# its directory to allow smoothe inclusion
foreach my $dest (keys %{$unified_info{depends}}) {
next unless defined($unified_info{includes}->{$dest}->{$k});
my @incs = reverse @{$unified_info{includes}->{$dest}->{$k}};
foreach my $obj (grep /\.o$/,
- (keys %{$unified_info{sources}->{$dest}},
- keys %{$unified_info{shared_sources}->{$dest}})) {
+ (keys %{$unified_info{sources}->{$dest} // {}},
+ keys %{$unified_info{shared_sources}->{$dest} // {}})) {
foreach my $inc (@incs) {
unshift @{$unified_info{includes}->{$obj}->{$k}}, $inc
unless grep { $_ eq $inc } @{$unified_info{includes}->{$obj}->{$k}};
[ @{$unified_info{includes}->{$dest}->{source}} ];
}
}
+
+ # For convenience collect information regarding directories where
+ # files are generated, those generated files and the end product
+ # they end up in where applicable. Then, add build rules for those
+ # directories
+ my %loopinfo = ( "lib" => [ @{$unified_info{libraries}} ],
+ "dso" => [ @{$unified_info{engines}} ],
+ "bin" => [ @{$unified_info{programs}} ],
+ "script" => [ @{$unified_info{scripts}} ] );
+ foreach my $type (keys %loopinfo) {
+ foreach my $product (@{$loopinfo{$type}}) {
+ my %dirs = ();
+ my $pd = dirname($product);
+
+ foreach (@{$unified_info{sources}->{$product} // []},
+ @{$unified_info{shared_sources}->{$product} // []}) {
+ my $d = dirname($_);
+
+ # We don't want to create targets for source directories
+ # when building out of source
+ next if ($config{sourcedir} ne $config{builddir}
+ && $d =~ m|^\Q$config{sourcedir}\E|);
+ # We already have a "test" target, and the current directory
+ # is just silly to make a target for
+ next if $d eq "test" || $d eq ".";
+
+ $dirs{$d} = 1;
+ push @{$unified_info{dirinfo}->{$d}->{deps}}, $_
+ if $d ne $pd;
+ }
+ foreach (keys %dirs) {
+ push @{$unified_info{dirinfo}->{$_}->{products}->{$type}},
+ $product;
+ }
+ }
+ }
}
# For the schemes that need it, we provide the old *_obj configs
**********************************************************************
*** ***
-*** If you want to report a building issue, please include the ***
-*** output from this command: ***
+*** OpenSSL has been successfully configured ***
+*** ***
+*** If you encounter a problem while building, please open an ***
+*** issue on GitHub <https://github.com/openssl/openssl/issues> ***
+*** and include the output from the following command: ***
+*** ***
+*** perl configdata.pm --dump ***
*** ***
-*** perl configdata.pm --dump ***
+*** (If you are new to OpenSSL, you might want to consult the ***
+*** 'Troubleshooting' section in the INSTALL file first) ***
*** ***
**********************************************************************
EOF