source: branches/samba-3.5.x/source4/build/smb_build/input.pm

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 8.2 KB
Line 
1# Samba Build System
2# - the input checking functions
3#
4# Copyright (C) Stefan (metze) Metzmacher 2004
5# Copyright (C) Jelmer Vernooij 2004
6# Released under the GNU GPL
7
8use strict;
9package smb_build::input;
10use File::Basename;
11
12sub strtrim($)
13{
14 $_ = shift;
15 s/^[\t\n ]*//g;
16 s/[\t\n ]*$//g;
17 return $_;
18}
19
20sub str2array($)
21{
22 $_ = shift;
23 s/^[\t\n ]*//g;
24 s/[\t\n ]*$//g;
25 s/([\t\n ]+)/ /g;
26
27 return () if (length($_)==0);
28 return split /[ \t\n]/;
29}
30
31sub add_libreplace($)
32{
33 my ($part) = @_;
34
35 return if ($part->{NAME} eq "LIBREPLACE");
36 return if ($part->{NAME} eq "LIBREPLACE_HOSTCC");
37 return if ($part->{NAME} eq "REPLACE_READDIR");
38
39 foreach my $n (@{$part->{PRIVATE_DEPENDENCIES}}) {
40 return if ($n eq "LIBREPLACE");
41 return if ($n eq "LIBREPLACE_HOSTCC");
42 }
43 foreach my $n (@{$part->{PUBLIC_DEPENDENCIES}}) {
44 return if ($n eq "LIBREPLACE");
45 return if ($n eq "LIBREPLACE_HOSTCC");
46 }
47
48 if (defined($part->{USE_HOSTCC}) && $part->{USE_HOSTCC} eq "YES") {
49 unshift (@{$part->{PRIVATE_DEPENDENCIES}}, "LIBREPLACE_HOSTCC");
50 } else {
51 unshift (@{$part->{PRIVATE_DEPENDENCIES}}, "LIBREPLACE");
52 }
53}
54
55sub check_subsystem($$$)
56{
57 my ($INPUT, $subsys, $default_ot) = @_;
58 return if ($subsys->{ENABLE} ne "YES");
59
60 unless (defined($subsys->{OUTPUT_TYPE})) { $subsys->{OUTPUT_TYPE} = $default_ot; }
61 unless (defined($subsys->{INIT_FUNCTION_TYPE})) { $subsys->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)"; }
62 unless (defined($subsys->{INIT_FUNCTION_SENTINEL})) { $subsys->{INIT_FUNCTION_SENTINEL} = "NULL"; }
63}
64
65sub check_module($$$)
66{
67 my ($INPUT, $mod, $default_ot) = @_;
68
69 die("Module $mod->{NAME} does not have a SUBSYSTEM set") if not defined($mod->{SUBSYSTEM});
70
71 if (not exists($INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS})) {
72 $INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS} = [];
73 }
74
75 if (!(defined($INPUT->{$mod->{SUBSYSTEM}}))) {
76 die("Unknown subsystem $mod->{SUBSYSTEM} for module $mod->{NAME}");
77 }
78
79 if ($INPUT->{$mod->{SUBSYSTEM}} eq "NO") {
80 warn("Disabling module $mod->{NAME} because subsystem $mod->{SUBSYSTEM} is disabled");
81 $mod->{ENABLE} = "NO";
82 return;
83 }
84
85 return if ($mod->{ENABLE} ne "YES");
86
87 if (exists($INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTION_TYPE})) {
88 $mod->{INIT_FUNCTION_TYPE} = $INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTION_TYPE};
89 } else {
90 $mod->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)";
91 }
92
93 unless (defined($mod->{INIT_FUNCTION_SENTINEL})) { $mod->{INIT_FUNCTION_SENTINEL} = "NULL"; }
94
95 if (not defined($mod->{OUTPUT_TYPE})) {
96 if ((not defined($INPUT->{$mod->{SUBSYSTEM}})) or
97 (not defined($INPUT->{$mod->{SUBSYSTEM}}->{TYPE})) or
98 $INPUT->{$mod->{SUBSYSTEM}}->{TYPE} eq "EXT_LIB") {
99 $mod->{OUTPUT_TYPE} = ["SHARED_LIBRARY"];
100 } else {
101 $mod->{OUTPUT_TYPE} = $default_ot;
102 }
103 }
104
105 if (grep(/SHARED_LIBRARY/, @{$mod->{OUTPUT_TYPE}})) {
106 my $sane_subsystem = lc($mod->{SUBSYSTEM});
107 $sane_subsystem =~ s/^lib//;
108 $mod->{INSTALLDIR} = "MODULESDIR/$sane_subsystem";
109 push (@{$mod->{PUBLIC_DEPENDENCIES}}, $mod->{SUBSYSTEM});
110 add_libreplace($mod);
111 }
112 if (grep(/MERGED_OBJ/, @{$mod->{OUTPUT_TYPE}}) and $mod->{TYPE} ne "PYTHON") {
113 push (@{$INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS}}, $mod->{INIT_FUNCTION}) if defined($mod->{INIT_FUNCTION});
114 push (@{$INPUT->{$mod->{SUBSYSTEM}}{PRIVATE_DEPENDENCIES}}, $mod->{NAME});
115 }
116}
117
118sub check_library($$$)
119{
120 my ($INPUT, $lib, $default_ot) = @_;
121
122 return if ($lib->{ENABLE} ne "YES");
123
124 unless (defined($lib->{OUTPUT_TYPE})) { $lib->{OUTPUT_TYPE} = $default_ot; }
125
126 unless (defined($lib->{INIT_FUNCTION_TYPE})) { $lib->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)"; }
127 unless (defined($lib->{INIT_FUNCTION_SENTINEL})) { $lib->{INIT_FUNCTION_SENTINEL} = "NULL"; }
128 unless (defined($lib->{INSTALLDIR})) { $lib->{INSTALLDIR} = "LIBDIR"; }
129
130 add_libreplace($lib);
131}
132
133sub check_python($$$)
134{
135 my ($INPUT, $python, $default_ot) = @_;
136
137 return if ($INPUT->{LIBPYTHON}{ENABLE} ne "YES");
138
139 $python->{INSTALLDIR} = "PYTHONDIR";
140 unless (defined($python->{CFLAGS})) { $python->{CFLAGS} = []; }
141 my $basename = $python->{NAME};
142 $basename =~ s/^python_//g;
143 unless (defined($python->{LIBRARY_REALNAME})) {
144 $python->{LIBRARY_REALNAME} = "$basename.\$(SHLIBEXT)";
145 }
146 $python->{INIT_FUNCTION} = "{ (char *)\"$basename\", init$basename }";
147 push (@{$python->{CFLAGS}}, "\$(EXT_LIB_PYTHON_CFLAGS)");
148
149 $python->{SUBSYSTEM} = "LIBPYTHON";
150
151 check_module($INPUT, $python, $default_ot);
152}
153
154sub check_binary($$)
155{
156 my ($INPUT, $bin) = @_;
157
158 return if ($bin->{ENABLE} ne "YES");
159
160 ($bin->{BINARY} = (lc $bin->{NAME})) if not defined($bin->{BINARY});
161 unless (defined($bin->{INIT_FUNCTION_SENTINEL})) { $bin->{INIT_FUNCTION_SENTINEL} = "NULL"; }
162 unless (defined($bin->{INIT_FUNCTION_TYPE})) { $bin->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)"; }
163
164 $bin->{OUTPUT_TYPE} = ["BINARY"];
165 add_libreplace($bin);
166}
167
168sub add_implicit($$)
169{
170 my ($INPUT, $n) = @_;
171
172 $INPUT->{$n}->{TYPE} = "MAKE_RULE";
173 $INPUT->{$n}->{NAME} = $n;
174 $INPUT->{$n}->{OUTPUT_TYPE} = undef;
175 $INPUT->{$n}->{LIBS} = ["\$(".uc($n)."_LIBS)"];
176 $INPUT->{$n}->{LDFLAGS} = ["\$(".uc($n)."_LDFLAGS)"];
177 $INPUT->{$n}->{CFLAGS} = ["\$(".uc($n)."_CFLAGS)"];
178 $INPUT->{$n}->{CPPFLAGS} = ["\$(".uc($n)."_CPPFLAGS)"];
179 $INPUT->{$n}->{ENABLE} = "YES";
180}
181
182sub calc_unique_deps($$$$$$$$)
183{
184 sub calc_unique_deps($$$$$$$$);
185 my ($name, $INPUT, $deps, $udeps, $withlibs, $forward, $pubonly, $busy) = @_;
186
187 foreach my $n (@$deps) {
188 add_implicit($INPUT, $n) unless (defined($INPUT->{$n}) and defined($INPUT->{$n}->{TYPE}));
189 my $dep = $INPUT->{$n};
190 if (grep (/^$n$/, @$busy)) {
191 next if (@{$dep->{OUTPUT_TYPE}}[0] eq "MERGED_OBJ");
192 die("Recursive dependency: $n, list: " . join(',', @$busy));
193 }
194 next if (grep /^$n$/, @$udeps);
195
196 push (@{$udeps}, $n) if $forward;
197
198 if (defined ($dep->{OUTPUT_TYPE}) &&
199 ($withlibs or
200 (@{$dep->{OUTPUT_TYPE}}[0] eq "MERGED_OBJ") or
201 (@{$dep->{OUTPUT_TYPE}}[0] eq "STATIC_LIBRARY"))) {
202 push (@$busy, $n);
203 calc_unique_deps($n, $INPUT, $dep->{PUBLIC_DEPENDENCIES}, $udeps, $withlibs, $forward, $pubonly, $busy);
204 calc_unique_deps($n, $INPUT, $dep->{PRIVATE_DEPENDENCIES}, $udeps, $withlibs, $forward, $pubonly, $busy) unless $pubonly;
205 pop (@$busy);
206 }
207
208 unshift (@{$udeps}, $n) unless $forward;
209 }
210}
211
212sub check($$$$$)
213{
214 my ($INPUT, $enabled, $subsys_ot, $lib_ot, $module_ot) = @_;
215
216 foreach my $part (values %$INPUT) {
217 if (defined($enabled->{$part->{NAME}})) {
218 $part->{ENABLE} = $enabled->{$part->{NAME}};
219 next;
220 }
221
222 unless(defined($part->{ENABLE})) {
223 if ($part->{TYPE} eq "EXT_LIB") {
224 $part->{ENABLE} = "NO";
225 } else {
226 $part->{ENABLE} = "YES";
227 }
228 }
229 }
230
231 foreach my $part (values %$INPUT) {
232 $part->{LINK_FLAGS} = [];
233 $part->{FULL_OBJ_LIST} = ["\$($part->{NAME}_OBJ_FILES)"];
234
235 if ($part->{TYPE} eq "SUBSYSTEM") {
236 check_subsystem($INPUT, $part, $subsys_ot);
237 } elsif ($part->{TYPE} eq "MODULE") {
238 check_module($INPUT, $part, $module_ot);
239 } elsif ($part->{TYPE} eq "LIBRARY") {
240 check_library($INPUT, $part, $lib_ot);
241 } elsif ($part->{TYPE} eq "BINARY") {
242 check_binary($INPUT, $part);
243 } elsif ($part->{TYPE} eq "PYTHON") {
244 check_python($INPUT, $part, $module_ot);
245 } elsif ($part->{TYPE} eq "EXT_LIB") {
246 } else {
247 die("Unknown type $part->{TYPE}");
248 }
249 }
250
251 foreach my $part (values %$INPUT) {
252 if (defined($part->{INIT_FUNCTIONS})) {
253 push (@{$part->{LINK_FLAGS}}, "\$(DYNEXP)");
254 }
255 }
256
257 foreach my $part (values %$INPUT) {
258 $part->{UNIQUE_DEPENDENCIES_LINK} = [];
259 calc_unique_deps($part->{NAME}, $INPUT, $part->{PUBLIC_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_LINK}, 0, 0, 0, []);
260 calc_unique_deps($part->{NAME}, $INPUT, $part->{PRIVATE_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_LINK}, 0, 0, 0, []);
261 }
262
263 foreach my $part (values %$INPUT) {
264 $part->{UNIQUE_DEPENDENCIES_COMPILE} = [];
265 calc_unique_deps($part->{NAME}, $INPUT, $part->{PUBLIC_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_COMPILE}, 1, 1, 1, []);
266 calc_unique_deps($part->{NAME}, $INPUT, $part->{PRIVATE_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_COMPILE}, 1, 1, 1, []);
267 }
268
269 foreach my $part (values %$INPUT) {
270 $part->{UNIQUE_DEPENDENCIES_ALL} = [];
271 calc_unique_deps($part->{NAME}, $INPUT, $part->{PUBLIC_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_ALL}, 1, 0, 0, []);
272 calc_unique_deps($part->{NAME}, $INPUT, $part->{PRIVATE_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_ALL}, 1, 0, 0, []);
273 }
274
275 return $INPUT;
276}
277
2781;
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