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inc/BSONConfig.pm  view on Meta::CPAN

    int64_t seq = 0;
    __sync_fetch_and_add_8(&seq, (int64_t)1);
    return seq;
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HERE

    ##/*
    ## * Define to 1 if you have _set_output_format (VS2013 and older).
    ## */
    $conf{BSON_NEEDS_SET_OUTPUT_FORMAT} = 0;

    ##/*
    ## * Define to 1 if you have struct timespec available on your platform.
    ## */
    $conf{BSON_HAVE_TIMESPEC} = $ca->check_type('timespec');

    ##/*
    ## * Define to 1 if you want extra aligned types in libbson
    ## */
    $conf{BSON_EXTRA_ALIGN} = 0;

    return \%conf;
}

sub configure {
    my $mm_conf = shift;

    my $ccflags = $mm_conf->{CCFLAGS} || $Config{ccflags};
    $ccflags = "" unless defined $ccflags;

    my $libs = $mm_conf->{LIBS};
    $libs = "" unless defined $libs;

    my $ldflags = $mm_conf->{LDFLAGS};
    $ldflags = "" unless defined $ldflags;

    $ccflags .= " -Wall -Wextra -Wuninitialized -Wdeclaration-after-statement"
      if HAS_GCC() && ( $ENV{AUTHOR_TESTING} || $ENV{AUTOMATED_TESTING} );

    # Perl on older Centos doesn't come with this by default
    $ccflags .= " -D_GNU_SOURCE"
      if HAS_GCC() && $ccflags !~ /-D_GNU_SOURCE/;

    # openbsd needs threaded perl *or* single-threaded but with libpthread, so
    # we check specifically for that
    if ( $^O eq 'openbsd' ) {
        my $has_libpthread = qx{/usr/bin/ldd $Config{perlpath}} =~ /libpthread/;
        die "OS unsupported: OpenBSD support requires a perl linked with libpthread"
          unless $has_libpthread;
    }

    # check for 64-bit
    if ( $Config{use64bitint} ) {
        $ccflags .= " -DMONGO_USE_64_BIT_INT";
    }

    # check for big-endian
    my $endianess = $Config{byteorder};
    if ( $endianess == 4321 || $endianess == 87654321 ) {
        $ccflags .= " -DMONGO_BIG_ENDIAN=1 ";
        if ( $] lt '5.010' ) {
            die "OS unsupported: Perl 5.10 or greater is required for big-endian platforms";
        }
    }

    # needed to compile bson library
    $ccflags .= " -DBSON_COMPILATION ";

    my $conf = configure_bson();

    if ( $conf->{BSON_WITH_OID32_PT} || $conf->{BSON_WITH_OID64_PT} ) {
        my $pthread = $^O eq 'solaris' ? " -pthreads " : " -pthread ";
        $ccflags .= $pthread;
        $ldflags .= $pthread;
    }

    if ( $conf->{BSON_HAVE_CLOCK_GETTIME} ) {
        $libs .= " -lrt";
    }

    $mm_conf->{INC}     = "-I. -Ibson";
    $mm_conf->{CCFLAGS} = $ccflags;
    $mm_conf->{LIBS}    = $libs;
    $mm_conf->{LDFLAGS} = $ldflags;

    return;
}

1;