openssl/util/wrap.pl.in
Richard Levitte 1939ee7f25 Fix util/wrap.pl.in for VMS usage
In the name of consistency, make sure that this same script is used
across more platforms, in this case VMS.  This removes the need for
util/local_shlib.com.in and util/unlocal_shlib.com.in, which were
under-used anyway.

Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20415)
2023-03-08 12:29:22 +01:00

114 lines
3.8 KiB
Perl

#! {- $config{HASHBANGPERL} -}
use strict;
use warnings;
use File::Basename;
use File::Spec::Functions;
BEGIN {
# This method corresponds exactly to 'use OpenSSL::Util',
# but allows us to use a platform specific file spec.
require {-
use Cwd qw(abs_path);
"'" . abs_path(catfile($config{sourcedir},
'util', 'perl', 'OpenSSL', 'Util.pm')) . "'";
-};
OpenSSL::Util->import();
}
my $there = canonpath(catdir(dirname($0), updir()));
my $std_engines = catdir($there, 'engines');
my $std_providers = catdir($there, 'providers');
my $std_openssl_conf = catdir($there, 'apps/openssl.cnf');
my $unix_shlib_wrap = catfile($there, 'util/shlib_wrap.sh');
my $std_openssl_conf_include;
if ($ARGV[0] eq '-fips') {
$std_openssl_conf = {-
use Cwd qw(abs_path);
"'" . abs_path(catfile($config{sourcedir}, 'test/fips-and-base.cnf')) . "'";
-};
shift;
$std_openssl_conf_include = catdir($there, 'providers');
}
local $ENV{OPENSSL_CONF_INCLUDE} = $std_openssl_conf_include
if defined $std_openssl_conf_include
&&($ENV{OPENSSL_CONF_INCLUDE} // '') eq ''
&& -d $std_openssl_conf_include;
local $ENV{OPENSSL_ENGINES} = $std_engines
if ($ENV{OPENSSL_ENGINES} // '') eq '' && -d $std_engines;
local $ENV{OPENSSL_MODULES} = $std_providers
if ($ENV{OPENSSL_MODULES} // '') eq '' && -d $std_providers;
local $ENV{OPENSSL_CONF} = $std_openssl_conf
if ($ENV{OPENSSL_CONF} // '') eq '' && -f $std_openssl_conf;
{-
# For VMS, we define logical names to get the libraries properly
# defined.
use File::Spec::Functions qw(rel2abs);
if ($^O eq "VMS") {
my $bldtop = rel2abs($config{builddir});
my %names =
map { platform->sharedname($_) => $bldtop.platform->sharedlib($_) }
grep { !$unified_info{attributes}->{libraries}->{$_}->{noinst} }
@{$unified_info{libraries}};
foreach (sort keys %names) {
$OUT .= "local \$ENV\{'$_'\} = '$names{$_}';\n";
}
}
-}
my $use_system = 0;
my @cmd;
if ($^O eq 'VMS') {
# VMS needs the command to be appropriately quotified
@cmd = fixup_cmd(@ARGV);
} elsif (-x $unix_shlib_wrap) {
@cmd = ( $unix_shlib_wrap, @ARGV );
} else {
# Hope for the best
@cmd = ( @ARGV );
}
# The exec() statement on MSWin32 doesn't seem to give back the exit code
# from the call, so we resort to using system() instead.
my $waitcode = system @cmd;
# According to documentation, -1 means that system() couldn't run the command,
# otherwise, the value is similar to the Unix wait() status value
# (exitcode << 8 | signalcode)
die "wrap.pl: Failed to execute '", join(' ', @cmd), "': $!\n"
if $waitcode == -1;
# When the subprocess aborted on a signal, we simply raise the same signal.
kill(($? & 255) => $$) if ($? & 255) != 0;
# If that didn't stop this script, mimic what Unix shells do, by
# converting the signal code to an exit code by setting the high bit.
# This only happens on Unix flavored operating systems, the others don't
# have this sort of signaling to date, and simply leave the low byte zero.
exit(($? & 255) | 128) if ($? & 255) != 0;
# When not a signal, just shift down the subprocess exit code and use that.
my $exitcode = $? >> 8;
# For VMS, perl recommendations is to emulate what the C library exit() does
# for all non-zero exit codes, except we set the error severity rather than
# success.
# Ref: https://perldoc.perl.org/perlport#exit
# https://perldoc.perl.org/perlvms#$?
if ($^O eq 'VMS' && $exitcode != 0) {
$exitcode =
0x35a000 # C facility code
+ ($exitcode * 8) # shift up to make space for the 3 severity bits
+ 2 # Severity: E(rror)
+ 0x10000000; # bit 28 set => the shell stays silent
}
exit($exitcode);