# 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.
$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;
die "***** Unsupported api compatibility level: $config{api}\n",
}
+ if (keys %deprecated_options)
+ {
+ warn "***** Deprecated options: ",
+ join(", ", keys %deprecated_options), "\n";
+ }
if (keys %unsupported_options)
{
die "***** Unsupported options: ",
if (/^dso$/)
{ $no_dso = 1; }
elsif (/^threads$/)
- { $no_threads = 1; }
+ { }
elsif (/^shared$/)
- { $config{no_shared} = 1; }
+ { }
+ elsif (/^pic$/)
+ { }
elsif (/^zlib$/)
- { $zlib = 0; }
+ { }
elsif (/^dynamic-engine$/)
{ }
elsif (/^zlib-dynamic$/)
print " OPENSSL_NO_$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/);
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{"dynamic-engine"}) {
#
# Platform fix-ups
#
+
+# This saves the build files from having to check
+if ($disabled{pic})
+ {
+ $target{shared_cflag} = $target{shared_ldflag} =
+ $target{shared_rcflag} = "";
+ }
+
if ($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, $blddir),
push @{$unified_info{rawlines}}, @rawlines;
- if (!$config{no_shared}) {
+ unless ($disabled{shared}) {
# Check sharednames.
foreach (keys %sharednames) {
my $dest = cleanfile($buildd, $_, $blddir);
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;
}
}