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1 | #!/usr/bin/env perl |
2 | # |
3 | # MSWin32.pm |
4 | # |
5 | # Copyright (C) 2005 David J. Goehrig <dgoehrig@cpan.org> |
6 | # |
7 | # ------------------------------------------------------------------------------ |
8 | # |
9 | # This library is free software; you can redistribute it and/or |
10 | # modify it under the terms of the GNU Lesser General Public |
11 | # License as published by the Free Software Foundation; either |
12 | # version 2.1 of the License, or (at your option) any later version. |
13 | # |
14 | # This library is distributed in the hope that it will be useful, |
15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 | # Lesser General Public License for more details. |
18 | # |
19 | # You should have received a copy of the GNU Lesser General Public |
20 | # License along with this library; if not, write to the Free Software |
21 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
22 | # |
23 | # ------------------------------------------------------------------------------ |
24 | # |
25 | # Please feel free to send questions, suggestions or improvements to: |
26 | # |
27 | # David J. Goehrig |
28 | # dgoehrig@cpan.org |
29 | # |
30 | |
31 | package SDL::Build::MSWin32; |
32 | |
33 | use strict; |
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34 | use warnings; |
35 | usr Carp; |
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36 | use base 'SDL::Build'; |
37 | use File::Spec::Functions; |
38 | |
39 | sub fetch_includes |
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40 | { |
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41 | |
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42 | warn "Environment variable INCLUDE is empty\n" unless $ENV{INCLUDE} |
43 | and |
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44 | return map { $_ => 1 } grep { $_ } split( ';', $ENV{INCLUDE} ); |
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45 | return '-I.'; |
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46 | } |
47 | |
48 | sub find_header |
49 | { |
50 | for my $key (qw( LIBS PATH )) |
51 | { |
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52 | #this needs to be carp because some users will have SDL libs in same folder |
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53 | carp "Environment variable $key is empty\n" unless $ENV{$key}; |
54 | carp "This will probably fail the compile \nSet $key manually or try building anyway\n" unless $ENV{$key}; |
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55 | } |
56 | |
57 | my ( $self, $header, $includes ) = @_; |
58 | ( my $dll = $header ) =~ s/\.h/\.dll/; |
59 | |
60 | my $include_dir; |
61 | |
62 | for my $inc_dir ( keys %$includes ) |
63 | { |
64 | next unless -e catfile( $inc_dir, $header ); |
65 | $include_dir = $inc_dir; |
66 | } |
67 | |
68 | return unless $include_dir; |
69 | |
70 | for my $lib_path ( map { split(';', ( $ENV{$_} || '' )) } |
71 | qw( LIB LIBS PATH ) ) |
72 | { |
73 | return ( $include_dir, $header ) if -e catfile( $lib_path, $dll ); |
74 | } |
75 | } |
76 | |
77 | sub link_flags |
78 | { |
79 | return 'SDL.lib'; |
80 | } |
81 | |
82 | sub compile_flags |
83 | { |
84 | return; |
85 | } |
86 | |
87 | sub subsystems |
88 | { |
89 | my $self = shift; |
90 | my $subsystems = $self->SUPER::subsystems(); |
91 | my $gl_ss_method = $self->gl_vendor( $ENV{SDL_GL_VENDOR} ) . '_subsystems'; |
92 | |
93 | $subsystems->{OpenGL}{libraries} = $self->$gl_ss_method(); |
94 | return $subsystems; |
95 | } |
96 | |
97 | sub libraries |
98 | { |
99 | my $self = shift; |
100 | my $libraries = $self->SUPER::libraries(); |
101 | my $gl_lib_method = $self->gl_vendor( $ENV{SDL_GL_VENDOR} ) . '_libraries'; |
102 | |
103 | $libraries->{OpenGL}{define} .= ' -D' . $self->$gl_lib_method(); |
104 | return $libraries; |
105 | } |
106 | |
107 | sub gl_vendor |
108 | { |
109 | my ( $self, $vendor ) = @_; |
110 | |
111 | return 'ms_gl' unless defined $vendor; |
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112 | return 'mesa_gl' if $vendor eq 'MESA'; |
113 | return 'ms_gl' if $vendor eq 'MS'; |
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114 | croak "Unrecognized GL vendor '$vendor'\n"; |
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115 | |
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116 | } |
117 | |
118 | sub ms_gl_subsystems |
119 | { |
120 | return [qw( OpenGL GLU )]; |
121 | } |
122 | |
123 | sub mesa_gl_subsystems |
124 | { |
125 | return [qw( mesagl mesaglu osmesa )]; |
126 | } |
127 | |
128 | sub ms_gl_libraries |
129 | { |
130 | define => 'OPENGL_VENDOR_MS'; |
131 | } |
132 | |
133 | sub mesa_gl_libraries |
134 | { |
135 | define => 'OPENGL_VENDOR_MESA'; |
136 | } |
137 | |
138 | sub link_c |
139 | { |
140 | my $self = shift; |
141 | my ( $blib, $rib ) = @_; |
142 | |
143 | # until ExtUtils::ParseXS is patched, avoid warnings from cl.exe |
144 | $_[-1] =~ s{\\}{/}g; |
145 | |
146 | $rib =~ s{^src[\\/]}{}; |
147 | $rib =~ s{[\\/]}{::}g; |
148 | |
149 | local $self->{properties}{module_name} = $rib; |
150 | $self->SUPER::link_c( @_ ); |
151 | } |
152 | |
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153 | sub sdl_libs |
154 | { |
155 | my $self = shift; |
156 | my $sdl_inst_dir = shift; |
157 | |
158 | |
159 | } |
160 | |
161 | sub alt_link_flags |
162 | { |
163 | my $self = shift; |
164 | my $sdl_dir = shift; |
165 | |
166 | return $self->SUPER::alt_link_flags($sdl_dir).' -lmingw32 -mwindows -lSDLmain -lSDL.dll'; |
167 | } |
168 | |
169 | sub alt_compile_flags |
170 | { |
171 | my $self = shift; |
172 | my $sdl_dir = shift; |
173 | |
174 | return $self->SUPER::alt_compile_flages($sdl_dir).' -D_GNU_SOURCE=1 -Dmain=SDL_main'; |
175 | } |
176 | |
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177 | 1; |