+++ /dev/null
-{- # -*- Mode: perl -*-
-
- my $a;
-
- # resolvedepends and reducedepends work in tandem to make sure
- # there are no duplicate dependencies and that they are in the
- # right order. This is especially used to sort the list of
- # libraries that a build depends on.
- sub resolvedepends {
- my $thing = shift;
- my @listsofar = @_; # to check if we're looping
- my @list = @{$unified_info{depends}->{$thing}};
- my @newlist = ();
- if (scalar @list) {
- foreach my $item (@list) {
- # It's time to break off when the dependency list starts looping
- next if grep { $_ eq $item } @listsofar;
- push @newlist, $item, resolvedepends($item, @listsofar, $item);
- }
- }
- @newlist;
- }
- sub reducedepends {
- my @list = @_;
- my @newlist = ();
- while (@list) {
- my $item = shift @list;
- push @newlist, $item
- unless grep { $item eq $_ } @list;
- }
- @newlist;
- }
-
- # doobj is responsible for producing all the recipes that build
- # object files as well as dependency files.
- sub doobj {
- my $obj = shift;
- (my $obj_no_o = $obj) =~ s|\.o$||;
- my $bin = shift;
- if (@{$unified_info{sources}->{$obj}}) {
- $OUT .= src2obj(obj => $obj_no_o,
- srcs => $unified_info{sources}->{$obj},
- deps => [ reducedepends(resolvedepends($obj)) ],
- incs => [ @{$unified_info{includes}->{$bin}},
- @{$unified_info{includes}->{$obj}} ]);
- $OUT .= src2dep(obj => $obj_no_o,
- srcs => $unified_info{sources}->{$obj},
- deps => [ reducedepends(resolvedepends($obj)) ],
- incs => [ @{$unified_info{includes}->{$bin}},
- @{$unified_info{includes}->{$obj}} ]);
- }
- }
-
- # dolib is responsible for building libraries. It will call
- # libobj2shlib is shared libraries are produced, and obj2lib in all
- # cases. It also makes sure all object files for the library are
- # built.
- sub dolib {
- my $lib = shift;
- if (!$config{no_shared}) {
- my %ordinals =
- $unified_info{ordinals}->{$lib}
- ? (ordinals => $unified_info{ordinals}->{$lib}) : ();
- $OUT .= libobj2shlib(shlib => $unified_info{sharednames}->{$lib},
- lib => $lib,
- objs => [ map { (my $x = $_) =~ s|\.o$||; $x }
- @{$unified_info{sources}->{$lib}} ],
- deps => [ reducedepends(resolvedepends($lib)) ],
- %ordinals);
- }
- $OUT .= obj2lib(lib => $lib,
- objs => [ map { (my $x = $_) =~ s|\.o$||; $x }
- @{$unified_info{sources}->{$lib}} ]);
- map { doobj($_, $lib, intent => "lib") } @{$unified_info{sources}->{$lib}};
- }
-
- # doengine is responsible for building engines. It will call
- # obj2dynlib, and also makes sure all object files for the library
- # are built.
- sub doengine {
- my $lib = shift;
- $OUT .= obj2dynlib(lib => $lib,
- objs => [ map { (my $x = $_) =~ s|\.o$||; $x }
- @{$unified_info{sources}->{$lib}} ],
- deps => [ resolvedepends($lib) ]);
- map { doobj($_, $lib, intent => "lib") } @{$unified_info{sources}->{$lib}};
- }
-
- # dobin is responsible for building programs. It will call obj2bin,
- # and also makes sure all object files for the library are built.
- sub dobin {
- my $bin = shift;
- my $deps = [ reducedepends(resolvedepends($bin)) ];
- $OUT .= obj2bin(bin => $bin,
- objs => [ map { (my $x = $_) =~ s|\.o$||; $x }
- @{$unified_info{sources}->{$bin}} ],
- deps => $deps);
- map { doobj($_, $bin, intent => "bin") } @{$unified_info{sources}->{$bin}};
- }
-
- # dobin is responsible for building scripts from templates. It will
- # call in2script.
- sub doscript {
- my $script = shift;
- $OUT .= in2script(script => $script,
- sources => $unified_info{sources}->{$script});
- }
-
- # Build all known libraries, engines, programs and scripts.
- # Everything else will be handled as a consequence.
- map { dolib($_) } @{$unified_info{libraries}};
- map { doengine($_) } @{$unified_info{engines}};
- map { dobin($_) } @{$unified_info{programs}};
- map { doscript($_) } @{$unified_info{scripts}};
-
- # Finally, should there be any applicable BEGINRAW/ENDRAW sections,
- # they are added here.
- $OUT .= $_."\n" foreach(@{$unified_info{rawlines}});
--}