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root |
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use 5.7.2; |
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use strict; |
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use ExtUtils::MakeMaker; |
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my $name = 'EBCDIC'; |
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my %tables = ( |
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ebcdic_t => |
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['posix-bc.ucm', |
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qw(cp037.ucm cp1026.ucm cp1047.ucm cp500.ucm cp875.ucm), |
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], |
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); |
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WriteMakefile( |
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INC => "-I../Encode", |
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NAME => 'Encode::'.$name, |
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VERSION_FROM => "$name.pm", |
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OBJECT => '$(O_FILES)', |
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'dist' => { |
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COMPRESS => 'gzip -9f', |
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SUFFIX => 'gz', |
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DIST_DEFAULT => 'all tardist', |
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}, |
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MAN3PODS => {}, |
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# OS 390 winges about line numbers > 64K ??? |
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XSOPT => '-nolinenumbers', |
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); |
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package MY; |
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sub post_initialize |
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{ |
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my ($self) = @_; |
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my %o; |
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my $x = $self->{'OBJ_EXT'}; |
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# Add the table O_FILES |
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foreach my $e (keys %tables) |
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{ |
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$o{$e.$x} = 1; |
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} |
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$o{"$name$x"} = 1; |
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$self->{'O_FILES'} = [sort keys %o]; |
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my @files = ("$name.xs"); |
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$self->{'C'} = ["$name.c"]; |
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$self->{SOURCE} .= " $name.c" |
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if $^O eq 'MacOS' && $self->{SOURCE} !~ /\b$name\.c\b/; |
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$self->{'H'} = [$self->catfile($self->updir,'Encode', 'encode.h')]; |
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my %xs; |
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foreach my $table (keys %tables) { |
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push (@{$self->{'C'}},"$table.c"); |
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# Do NOT add $table.h etc. to H_FILES unless we own up as to how they |
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# get built. |
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foreach my $ext (qw($(OBJ_EXT) .c .h .exh .fnm)) { |
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push (@files,$table.$ext); |
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} |
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$self->{SOURCE} .= " $table.c" |
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if $^O eq 'MacOS' && $self->{SOURCE} !~ /\b$table\.c\b/; |
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} |
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$self->{'XS'} = { "$name.xs" => "$name.c" }; |
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$self->{'clean'}{'FILES'} .= join(' ',@files); |
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open(XS,">$name.xs") || die "Cannot open $name.xs:$!"; |
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print XS <<'END'; |
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#include <EXTERN.h> |
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#include <perl.h> |
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#include <XSUB.h> |
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#define U8 U8 |
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#include "encode.h" |
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END |
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foreach my $table (keys %tables) { |
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print XS qq[#include "${table}.h"\n]; |
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} |
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print XS <<"END"; |
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static void |
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Encode_XSEncoding(pTHX_ encode_t *enc) |
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{ |
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dSP; |
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HV *stash = gv_stashpv("Encode::XS", TRUE); |
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SV *sv = sv_bless(newRV_noinc(newSViv(PTR2IV(enc))),stash); |
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int i = 0; |
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PUSHMARK(sp); |
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XPUSHs(sv); |
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while (enc->name[i]) |
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{ |
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const char *name = enc->name[i++]; |
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XPUSHs(sv_2mortal(newSVpvn(name,strlen(name)))); |
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} |
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PUTBACK; |
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call_pv("Encode::define_encoding",G_DISCARD); |
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SvREFCNT_dec(sv); |
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} |
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MODULE = Encode::$name PACKAGE = Encode::$name |
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PROTOTYPES: DISABLE |
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BOOT: |
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{ |
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END |
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foreach my $table (keys %tables) { |
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print XS qq[#include "${table}.exh"\n]; |
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} |
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print XS "}\n"; |
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close(XS); |
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return "# Built $name.xs\n\n"; |
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} |
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sub postamble |
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{ |
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my $self = shift; |
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my $dir = $self->catdir($self->updir,'ucm'); |
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my $str = "# $name\$(OBJ_EXT) depends on .h and .exh files not .c files - but all written by enc2xs\n"; |
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$str .= "$name.c : $name.xs "; |
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foreach my $table (keys %tables) |
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{ |
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$str .= " $table.c"; |
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} |
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$str .= "\n\n"; |
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$str .= "$name\$(OBJ_EXT) : $name.c\n\n"; |
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my $enc2xs = $self->catfile($self->updir,'bin', 'enc2xs'); |
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foreach my $table (keys %tables) |
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{ |
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my $numlines = 1; |
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my $lengthsofar = length($str); |
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my $continuator = ''; |
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$str .= "$table.c : $enc2xs Makefile.PL"; |
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foreach my $file (@{$tables{$table}}) |
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{ |
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$str .= $continuator.' '.$self->catfile($dir,$file); |
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if ( length($str)-$lengthsofar > 128*$numlines ) |
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{ |
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$continuator .= " \\\n\t"; |
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$numlines++; |
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} else { |
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$continuator = ''; |
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} |
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} |
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my $plib = $self->{PERL_CORE} ? '"-I$(PERL_LIB)"' : ''; |
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$plib .= " -MCross=$::Cross::platform" if defined $::Cross::platform; |
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my $ucopts = '-"Q" -"O"'; |
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$str .= |
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qq{\n\t\$(PERL) $plib $enc2xs $ucopts -o \$\@ -f $table.fnm\n\n}; |
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open (FILELIST, ">$table.fnm") |
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|| die "Could not open $table.fnm: $!"; |
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foreach my $file (@{$tables{$table}}) |
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{ |
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print FILELIST $self->catfile($dir,$file) . "\n"; |
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} |
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close(FILELIST); |
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} |
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return $str; |
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} |
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