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#
# Perl script being a wrapper around the gnu ld. When a dll is specified to
# to be built, special processing is done, else the standard ld is called.
#
# these are pretty mandatory
my $CC = '@CC@';
my $EXPORT_ALL = @EXPORT_ALL@;
# if some of extensions are undefined,
# no corresponding output will be done.
# most probably, you'd like to have an export library
# my $DEF_EXT = '@DEF_EXT@';
# my $EXP_EXT = '@EXP_EXT@';
my $LIB_EXT = '@LIB_EXT@';
#my $DEBUG ="perlld.out";
my $DEBUG =undef;
my $args = join(" ",@ARGV); # get args
my $verbose =grep(/^\-(v|\-verbose)$/, @ARGV);
sub shellexec;
if ($DEBUG) {
open DEBUGFILE, ">>$DEBUG";
print DEBUGFILE "\n--- " .localtime() ."\nargs:\n$args\n\nenvironment:\n";
foreach (keys(%ENV)) { print DEBUGFILE $_, "=", $ENV{$_}, "\n"; };
}
if ($args !~ /\-o (\S+)/) {
print DEBUGFILE "+ no dll output -- passing to gcc\n\n" if $DEBUG;
shellexec("$CC $args\n");
} else {
my ($path, $command, $dllname, $libname) ='';
$dllname =$1;
print DEBUGFILE "output file: $dllname\n" if $DEBUG;
# remove -o from args
$args =~ s/(^| )\-o \S+/$1/;
# Check for path:
if( $dllname =~ /.*[\/\\]/){
$dllname = $';
$path = $&;
$path =~ s,[/\\](\.[/\\])*,/,g;
}
if ($dllname =~ /\./) { $libname =$`; } else { $libname =$dllname; };
my $v_e_r_s = '@VERSION@';
$v_e_r_s =~ tr/./_/;
if ( $dllname =~ /libperl.*/) {
$dllname ="cygperl$v_e_r_s.dll";
} else {
$dllname ="$libname.dll";
}
$libname ="lib$libname" unless ($libname =~ /^lib/);
print DEBUGFILE "dll name: $dllname\nimport library: $libname\npath: $path\n" if $DEBUG;
$command ="$CC -shared -o $dllname";
# $command .=" --verbose" if $verbose;
$command .=" -Wl,--output-def=$libname$DEF_EXT" if $DEF_EXT;
$command .=" -Wl,--output-exp=$libname$EXP_EXT" if $EXP_EXT;
$command .=" -Wl,--out-implib=$libname.dll$LIB_EXT" if $LIB_EXT;
$command .=" -Wl,--export-all-symbols" if $EXPORT_ALL;
$command .=" -Wl,--enable-auto-import -Wl,--stack,8388608"; # always
# other args are passed through
shellexec("$command \\\n$args\n");
if ($path) {
$command ="mv $dllname";
$command .=" $libname.dll$LIB_EXT" if $LIB_EXT;
shellexec("$command $path\n");
};
};
close DEBUGFILE if $DEBUG;
#---------------------------------------------------------------------------
sub shellexec {
my $command = shift;
print STDERR $command;
print DEBUGFILE $command if $DEBUG;
system($command) == 0
or die "perlld: *** system() failed to execute\n$command\n";
};
1;
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