# multithreaded applications (default is "threads" if we
# know how to do it)
# [no-]shared [don't] try to create shared libraries when supported.
+# [no-]pic [don't] try to build position independent code when supported.
+# If disabled, it also disables shared and dynamic-engine.
# no-asm do not use assembler
# no-dso do not compile in any native shared-library methods. This
# will ensure that all methods just return NULL.
# TODO(openssl-team): fix problems and investigate if (at least) the
# following warnings can also be enabled:
# -Wswitch-enum
-# -Wunused-macros
# -Wcast-align
# -Wunreachable-code
-# -Wlanguage-extension-token
-# -Wextended-offsetof
+# -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 = ""
. " -Qunused-arguments"
. " -Wextra"
$config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
my $nofipscanistercheck=0;
$config{baseaddr}="0xFB00000";
-my $no_threads=0;
my $threads=0;
-$config{no_shared}=0; # but "no-shared" is default
-my $zlib=1; # but "no-zlib" is default
-my $no_rfc3779=0;
-my $no_asm=0;
-my $no_dso=0;
my $default_ranlib;
$config{fips}=0;
"nextprotoneg",
"ocb",
"ocsp",
+ "pic",
"poly1305",
"posix-io",
"psk",
push(@disablables, "$proto-method");
}
+my @deprecated_disablables = (
+ "ssl2",
+ );
+
# All of the following is disabled by default (RC5 was enabled before 0.9.8):
-my %disabled = ( # "what" => "comment"
- "ec_nistp_64_gcc_128" => "default",
- "egd" => "default",
- "md2" => "default",
- "rc5" => "default",
- "sctp" => "default",
- "shared" => "default",
- "ssl-trace" => "default",
- "static-engine" => "default",
- "unit-test" => "default",
- "zlib" => "default",
- "crypto-mdebug" => "default",
- "heartbeats" => "default",
- );
+our %disabled = ( # "what" => "comment"
+ "ec_nistp_64_gcc_128" => "default",
+ "egd" => "default",
+ "md2" => "default",
+ "rc5" => "default",
+ "sctp" => "default",
+ "shared" => "default",
+ "ssl-trace" => "default",
+ "static-engine" => "default",
+ "unit-test" => "default",
+ "zlib" => "default",
+ "crypto-mdebug" => "default",
+ "heartbeats" => "default",
+ );
# Note: => pair form used for aesthetics, not to truly make a hash table
my @disable_cascades = (
# Without DSO, we can't load dynamic engines, so don't build them dynamic
"dso" => [ "dynamic-engine" ],
+
+ # Without position independent code, there can be no shared libraries or DSOs
+ "pic" => [ "shared", "dynamic-engine" ],
);
# Avoid protocol support holes. Also disable all versions below N, if version
$config{perlargv} = [ @argvcopy ];
my %unsupported_options = ();
+my %deprecated_options = ();
foreach (@argvcopy)
{
# VMS is a case insensitive environment, and depending on settings
if (/^(no|disable|enable)-(.+)$/)
{
my $word = $2;
- if (!grep { $word =~ /^${_}$/ } @disablables)
+ if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
+ {
+ $deprecated_options{$_} = 1;
+ next;
+ }
+ elsif (!grep { $word =~ /^${_}$/ } @disablables)
{
$unsupported_options{$_} = 1;
next;
}
elsif ($1 eq "static-engine")
{
- $disabled{"static-engine"} = "option";
+ delete $disabled{"dynamic-engine"};
}
elsif ($1 eq "dynamic-engine")
{
- delete $disabled{"static-engine"};
+ $disabled{"dynamic-engine"} = "option";
}
else
{
{
if ($1 eq "static-engine")
{
- delete $disabled{"static-engine"};
+ $disabled{"dynamic-engine"} = "option";
}
elsif ($1 eq "dynamic-engine")
{
- $disabled{"static-engine"} = "option";
+ delete $disabled{"dynamic-engine"};
}
my $algo = $1;
delete $disabled{$algo};
die "***** Unsupported api compatibility level: $config{api}\n",
}
+ if (keys %deprecated_options)
+ {
+ warn "***** Deprecated options: ",
+ join(", ", keys %deprecated_options), "\n";
+ }
if (keys %unsupported_options)
{
die "***** Unsupported options: ",
printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
if (/^dso$/)
- { $no_dso = 1; }
+ { }
elsif (/^threads$/)
- { $no_threads = 1; }
+ { }
elsif (/^shared$/)
- { $config{no_shared} = 1; }
+ { }
+ elsif (/^pic$/)
+ { }
elsif (/^zlib$/)
- { $zlib = 0; }
- elsif (/^static-engine$/)
+ { }
+ elsif (/^dynamic-engine$/)
{ }
elsif (/^zlib-dynamic$/)
{ }
my ($ALGO, $algo);
($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
- if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/
+ if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
|| /^autoalginit/ || /^autoerrinit/)
{
push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
print " OPENSSL_NO_$ALGO";
if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
- elsif (/^asm$/) { $no_asm = 1; }
}
else
{
$target{shared_ldflag} .= " -mno-cygwin";
}
-if ($target =~ /linux.*-mips/ && !$no_asm && $user_cflags !~ /-m(ips|arch=)/) {
+if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
# minimally required architecture flags for assembly modules
$config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
$config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
# has support compiled in for them. Currently each method is enabled
# by a define "DSO_<name>" ... we translate the "dso_scheme" config
# string entry into using the following logic;
-if (!$no_dso && $target{dso_scheme} ne "")
+if (!$disabled{dso} && $target{dso_scheme} ne "")
{
$target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
if ($target{dso_scheme} eq "DLFCN")
my $thread_cflags = "";
my @thread_defines;
-if ($target{thread_cflag} ne "(unknown)" && !$no_threads)
+if ($target{thread_cflag} ne "(unknown)" && !$disabled{threads})
{
# If we know how to do it, support threads by default.
$threads = 1;
$config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
-if ($no_asm)
+if ($disabled{asm})
{
@{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}}
if ($config{fips});
push @{$config{openssl_thread_defines}}, @thread_defines;
}
-if ($zlib)
+unless ($disabled{zlib})
{
push @{$config{defines}}, "ZLIB";
if (defined($disabled{"zlib-dynamic"}))
if ($target{shared_target} eq "")
{
- $no_shared_warn = 1 if !$config{no_shared} && !$config{fips};
- $config{no_shared} = 1;
+ $no_shared_warn = 1
+ if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
+ && !$config{fips});
+ $disabled{shared} = "no-shared-target";
+ $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
+ "no-shared-target";
}
-if ($disabled{"static-engine"}) {
- push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
- $config{dynamic_engines} = 1;
-} else {
+if ($disabled{"dynamic-engine"}) {
push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
$config{dynamic_engines} = 0;
+} else {
+ push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
+ $config{dynamic_engines} = 1;
}
#
# Platform fix-ups
#
+
+# This saves the build files from having to check
+if ($disabled{pic})
+ {
+ $target{shared_cflag} = $target{shared_ldflag} =
+ $target{shared_rcflag} = "";
+ }
+else
+ {
+ push @{$config{defines}}, "OPENSSL_PIC";
+ }
+
if ($target{sys_id} ne "")
{
push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
$target{ranlib} = $default_ranlib;
}
-if (!$no_asm) {
+unless ($disabled{asm}) {
$target{cpuid_asm_src}=$table{BASE}->{cpuid_asm_src} if ($config{processor} eq "386");
$target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
if ($target{md5_asm_src}) {
push @{$config{defines}}, "MD5_ASM";
}
- $target{cast_asm_src}=$table{BASE}->{cast_asm_src} if (!$config{no_shared}); # CAST assembler is not PIC
+ $target{cast_asm_src}=$table{BASE}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
if ($target{rmd160_asm_src}) {
push @{$config{defines}}, "RMD160_ASM";
}
split /^/m,
$template->fill_in(HASH => { config => \%config,
target => \%target,
+ disabled => \%disabled,
builddir => abs2rel($buildd, $blddir),
sourcedir => abs2rel($sourced, $blddir),
buildtop => abs2rel($blddir, $blddir),
}
die <<"EOF" if scalar @engines and !$config{dynamic_engines};
-ENGINES can only be used if configured with 'static-enginex'.
+ENGINES can only be used if configured with 'dynamic-engine'.
This is usually a fault in a build.info file.
EOF
foreach (@engines) {
push @{$unified_info{rawlines}}, @rawlines;
- if (!$config{no_shared}) {
+ unless ($disabled{shared}) {
# Check sharednames.
foreach (keys %sharednames) {
my $dest = cleanfile($buildd, $_, $blddir);
use Exporter;
#use vars qw(\@ISA \@EXPORT);
our \@ISA = qw(Exporter);
-our \@EXPORT = qw(\%config \%target %withargs %unified_info);
+our \@EXPORT = qw(\%config \%target %disabled %withargs %unified_info);
EOF
print OUT "our %config = (\n";
Configured for $target.
EOF
-print <<"EOF" if (!$no_threads && !$threads);
+print <<"EOF" if (!$disabled{threads} && !$threads);
The library could not be configured for supporting multi-threaded
applications as the compiler options required on this system are not known.
print <<"EOF" if ($no_shared_warn);
-You gave the option 'shared', which is not supported on this platform, so
-we will pretend you gave the option 'no-shared'. If you know how to implement
-shared libraries, please let us know (but please first make sure you have
-tried with a current version of OpenSSL).
+The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
+platform, so we will pretend you gave the option 'no-pic', which also disables
+'shared' and 'dynamic-engine'. If you know how to implement shared libraries
+or position independent code, please let us know (but please first make sure
+you have tried with a current version of OpenSSL).
EOF
###### TO BE REMOVED BEFORE FINAL RELEASE
# Configuration file reading #########################################
# Helper function to implement conditional inheritance depending on the
-# value of $no_asm. Used in inherit_from values as follows:
+# value of $disabled{asm}. Used in inherit_from values as follows:
#
# inherit_from => [ "template", asm("asm_tmpl") ]
#
sub asm {
my @x = @_;
sub {
- $no_asm ? () : @x;
+ $disabled{asm} ? () : @x;
}
}
}
}
sub add_before {
- my $separator = shift;
+ my $separator = " ";
+ if (ref($_[$#_]) eq "HASH") {
+ my $opts = pop;
+ $separator = $opts->{separator};
+ }
my @x = @_;
sub { _add($separator, @x, @_) };
}
sub add {
- my $separator = shift;
+ my $separator = " ";
+ if (ref($_[$#_]) eq "HASH") {
+ my $opts = pop;
+ $separator = $opts->{separator};
+ }
my @x = @_;
sub { _add($separator, @_, @x) };
}
# value.
# - Otherwise, this target's value is assumed to be a string that
# will simply override the inherited list of values.
- my $default_combiner = add(" ");
+ my $default_combiner = add();
my %all_keys =
map { $_ => 1 } (keys %combined_inheritance,
if ($type eq "TABLE") {
print "\n";
print "*** $target\n";
- printf "\$%-12s = %s\n", $_, $target{$_} foreach (@sequence);
+ foreach (@sequence) {
+ if (ref($target{$_}) eq "ARRAY") {
+ printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
+ } else {
+ printf "\$%-12s = %s\n", $_, $target{$_};
+ }
+ }
} elsif ($type eq "HASH") {
my $largest =
length((sort { length($a) <=> length($b) } @sequence)[-1]);
print " '$target' => {\n";
foreach (@sequence) {
if ($target{$_}) {
- print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
+ if (ref($target{$_}) eq "ARRAY") {
+ print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
+ } else {
+ print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
+ }
}
}
print " },\n";