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Diffstat (limited to 'source4/build/smb_build/depend.pm')
| -rw-r--r-- | source4/build/smb_build/depend.pm | 459 |
1 files changed, 459 insertions, 0 deletions
diff --git a/source4/build/smb_build/depend.pm b/source4/build/smb_build/depend.pm new file mode 100644 index 0000000000..771a83ca2c --- /dev/null +++ b/source4/build/smb_build/depend.pm @@ -0,0 +1,459 @@ +########################################################### +### SMB Build System ### +### - the dependency calculation functions ### +### ### +### Copyright (C) Stefan (metze) Metzmacher 2004 ### +### Released under the GNU GPL ### +########################################################### + +########################################################### +# This function resolves the dependencies +# for the SUBSYSTEMS_LIST +# @SUBSYSTEMS_LIST = _do_calc_subsystem_list($SMB_BUILD_CTX, \@SUBSYSTEMS_LIST); +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +# +# \@SUBSYSTEMS_LIST - the reference to the SUBSYSTEMS_LIST +# +# @SUBSYSTEMS_LIST - the expanded resulting SUBSYSTEMS_LIST +# +sub _do_calc_subsystem_list($$) +{ + my $CTX = shift; + my $subsys_list = shift; + my @SUBSYSTEMS_LIST = @$subsys_list; + + # + # now try to resolve the dependencies for the library + # + my $i = 0; + my $count = $#SUBSYSTEMS_LIST; + for (;$i<=$count;$i++) { + # + # see if the current subsystem depends on other not listed subsystems + # + foreach my $elem (@{$CTX->{DEPEND}{SUBSYSTEMS}{$SUBSYSTEMS_LIST[$i]}{SUBSYSTEMS_LIST}}) { + my $seen = 0; + # + # check if it's already in the list + # + foreach my $elem2 (@SUBSYSTEMS_LIST) { + # + # check of the names matche + # + if ($elem eq $elem2) { + # + # mark it as already in the list + # + $seen = 1; + last; + } + } + + # + # if it's already there skip it + # + if ($seen == 1) { + next; + } + + # + # if it's not there add it + # and $count++ + # + push(@SUBSYSTEMS_LIST,$elem); + $count++; + } + } + + return @SUBSYSTEMS_LIST; +} + +########################################################### +# This function resolves the dependencies +# for the LIBRARIES_LIST based on the SUBSYSTEMS_LIST +# @LIBRARIES_LIST = _do_calc_libraries_list($SMB_BUILD_CTX, \@SUBSYSTEMS_LIST, \@LIBRARIES_LIST); +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +# +# \@SUBSYSTEMS_LIST - the reference to the SUBSYSTEMS_LIST +# +# \@LIBRARIES_LIST - the reference to the LIBRARIES_LIST +# +# @LIBRARIES_LIST - the expanded resulting LIBRARIES_LIST +# +sub _do_calc_libraries_list($$$) +{ + my $CTX = shift; + my $subsys_list = shift; + my @SUBSYSTEMS_LIST = @$subsys_list; + my $libs_list = shift; + my @LIBRARIES_LIST = @$libs_list; + + # + # add the LIBARARIES of each subsysetm in the @SUBSYSTEMS_LIST + # + foreach my $elem (@SUBSYSTEMS_LIST) { + # + # see if the subsystem depends on a not listed LIBRARY + # + foreach my $elem1 (@{$CTX->{DEPEND}{SUBSYSTEMS}{$elem}{LIBRARIES_LIST}}) { + my $seen = 0; + # + # check if it's already in the list + # + foreach my $elem2 (@LIBRARIES_LIST) { + # + # check of the names matche + # + if ($elem1 eq $elem2) { + # + # mark it as already in the list + # + $seen = 1; + last; + } + } + + # + # if it's already there skip it + # + if ($seen == 1) { + next; + } + + # + # if it's not there add it + # + push(@LIBRARIES_LIST,$elem1); + } + } + + return @LIBRARIES_LIST; +} + +########################################################### +# This function creates the dependencies for subsystems +# _do_depend_subsystems($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub _do_depend_subsystems($) +{ + my $CTX = shift; + + # + # loop on all subsystems + # + foreach my $key (sort keys %{$CTX->{INPUT}{SUBSYSTEMS}}) { + my $name = $CTX->{INPUT}{SUBSYSTEMS}{$key}{NAME}; + my @STATIC_MODULES_LIST = (); + my @INIT_FUNCTIONS = (); + + # + # skip when the subsystem was disabled + # + if ($CTX->{INPUT}{SUBSYSTEMS}{$key}{ENABLE} ne "YES" ) { + next; + } + + # + # create the subsystems used OBJ_LIST + # + my @OBJ_LIST = (); + push (@OBJ_LIST, @{$CTX->{INPUT}{SUBSYSTEMS}{$key}{INIT_OBJ_FILES}}); + push (@OBJ_LIST, @{$CTX->{INPUT}{SUBSYSTEMS}{$key}{ADD_OBJ_FILES}}); + + # + # create the subsystems used SUBSYSTEMS_LIST + # + my @SUBSYSTEMS_LIST = (); + push (@SUBSYSTEMS_LIST, (@{$CTX->{INPUT}{SUBSYSTEMS}{$key}{REQUIRED_SUBSYSTEMS}})); + # + # create the subsystems used LIBRARIES_LIST + # + my @LIBRARIES_LIST = (); + push (@LIBRARIES_LIST, @{$CTX->{INPUT}{SUBSYSTEMS}{$key}{REQUIRED_LIBRARIES}}); + + # + # now collect the info from the subsystems static modules + # + foreach my $subkey (sort keys %{$CTX->{INPUT}{MODULES}}) { + # + # we only want STATIC modules + # + if ($CTX->{INPUT}{MODULES}{$subkey}{BUILD} ne "STATIC") { + next; + } + + # + # we only want modules which belong to the current subsystem + # + if ($CTX->{INPUT}{MODULES}{$subkey}{SUBSYSTEM} ne $name) { + next; + } + + # + # add it to the STATIC_MODULES_LIST + # + push(@STATIC_MODULES_LIST,$subkey); + push (@INIT_FUNCTIONS, $CTX->{INPUT}{MODULES}{$subkey}{INIT_FUNCTION}) if $CTX->{INPUT}{MODULES}{$subkey}{INIT_FUNCTION} ne ""; + + # + # add OBJS of static modules to the subsystems used OBJ_LIST + # + push (@OBJ_LIST, (@{$CTX->{INPUT}{MODULES}{$subkey}{INIT_OBJ_FILES}})); + push (@OBJ_LIST, (@{$CTX->{INPUT}{MODULES}{$subkey}{ADD_OBJ_FILES}})); + + # + # add SUBSYSTEMS of static modules to the subsystems used SUBSYSTEMS_LIST + # + push (@SUBSYSTEMS_LIST, (@{$CTX->{INPUT}{MODULES}{$subkey}{REQUIRED_SUBSYSTEMS}})); + + # + # add LIBRARIES of static modules to the subsystems used LIBRARIES_LIST + # + push (@LIBRARIES_LIST, (@{$CTX->{INPUT}{MODULES}{$subkey}{REQUIRED_LIBRARIES}})); + } + + # + # set the lists + # + @{$CTX->{DEPEND}{SUBSYSTEMS}{$key}{INIT_FUNCTIONS}} = @INIT_FUNCTIONS; + @{$CTX->{DEPEND}{SUBSYSTEMS}{$key}{OBJ_LIST}} = @OBJ_LIST; + @{$CTX->{DEPEND}{SUBSYSTEMS}{$key}{STATIC_MODULES_LIST}} = @STATIC_MODULES_LIST; + @{$CTX->{DEPEND}{SUBSYSTEMS}{$key}{SUBSYSTEMS_LIST}} = @SUBSYSTEMS_LIST; + @{$CTX->{DEPEND}{SUBSYSTEMS}{$key}{LIBRARIES_LIST}} = @LIBRARIES_LIST; + } + + return; +} + +########################################################### +# This function creates the dependencies for ext libs +# _do_depend_ext_libs($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub _do_depend_ext_libs($) +{ + my $CTX = shift; + + # + # loop over all ext libs + # + foreach my $key (sort keys %{$CTX->{INPUT}{EXT_LIBS}}) { + my $name = $CTX->{INPUT}{EXT_LIBS}{$key}{NAME}; + + # + # if it's not a shared module skip it + # + if ($CTX->{INPUT}{EXT_LIBS}{$key}{ENABLE} ne "YES") { + next; + } + + # + # set the lists + # + $CTX->{DEPEND}{EXT_LIBS}{$key}{NAME} = $name; + @{$CTX->{DEPEND}{EXT_LIBS}{$key}{LIBS}} = @{$CTX->{INPUT}{EXT_LIBS}{$key}{LIBS}}; + @{$CTX->{DEPEND}{EXT_LIBS}{$key}{CFLAGS}} = @{$CTX->{INPUT}{EXT_LIBS}{$key}{CFLAGS}}; + @{$CTX->{DEPEND}{EXT_LIBS}{$key}{CPPFLAGS}} = @{$CTX->{INPUT}{EXT_LIBS}{$key}{CPPFLAGS}}; + @{$CTX->{DEPEND}{EXT_LIBS}{$key}{LDFLAGS}} = @{$CTX->{INPUT}{EXT_LIBS}{$key}{LDFLAGS}}; + } + + return; +} + +########################################################### +# This function creates the dependencies for shared modules +# _do_depend_shared_modules($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub _do_depend_shared_modules($) +{ + my $CTX = shift; + + # + # loop over all shared modules + # + foreach my $key (sort keys %{$CTX->{INPUT}{MODULES}}) { + my $name = $CTX->{INPUT}{MODULES}{$key}{NAME}; + + # + # if it's not a shared module skip it + # + if ($CTX->{INPUT}{MODULES}{$key}{BUILD} ne "SHARED" ) { + next; + } + + # + # create the shared modules used SUBSYSTEMS_LIST + # + my @SUBSYSTEMS_LIST = (); + push (@SUBSYSTEMS_LIST, (@{$CTX->{INPUT}{MODULES}{$key}{REQUIRED_SUBSYSTEMS}})); + + # + # now try to resolve the dependencies for the shared module + # + @SUBSYSTEMS_LIST = _do_calc_subsystem_list($CTX, \@SUBSYSTEMS_LIST); + + # + # create the shared modules used LIBRARIES_LIST + # + my @LIBRARIES_LIST = (); + push (@LIBRARIES_LIST, @{$CTX->{INPUT}{MODULES}{$key}{REQUIRED_LIBRARIES}}); + + # + # add the LIBARARIES of each subsysetm in the @SUBSYSTEMS_LIST + # + @LIBRARIES_LIST = _do_calc_libraries_list($CTX, \@SUBSYSTEMS_LIST, \@LIBRARIES_LIST); + + # + # set the lists + # + @{$CTX->{DEPEND}{SHARED_MODULES}{$key}{SUBSYSTEMS_LIST}} = @SUBSYSTEMS_LIST; + @{$CTX->{DEPEND}{SHARED_MODULES}{$key}{LIBRARIES_LIST}} = @LIBRARIES_LIST; + } + + return; +} + +########################################################### +# This function creates the dependencies for libraries +# _do_depend_libraries($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub _do_depend_libraries($) +{ + my $CTX = shift; + + # + # loop over all libraries + # + foreach my $key (sort keys %{$CTX->{INPUT}{LIBRARIES}}) { + my $name = $CTX->{INPUT}{LIBRARIES}{$key}{NAME}; + + # + # if it's not a library skip it + # + if ($CTX->{INPUT}{LIBRARIES}{$key}{ENABLE} ne "YES" ) { + next; + } + + # + # create the libraries used SUBSYSTEMS_LIST + # + my @SUBSYSTEMS_LIST = (); + push (@SUBSYSTEMS_LIST, @{$CTX->{INPUT}{LIBRARIES}{$key}{REQUIRED_SUBSYSTEMS}}); + + # + # now try to resolve the dependencies for the library + # + @SUBSYSTEMS_LIST = _do_calc_subsystem_list($CTX, \@SUBSYSTEMS_LIST); + + # + # create the libraries used LIBRARIES_LIST + # + my @LIBRARIES_LIST = (); + push (@LIBRARIES_LIST, @{$CTX->{INPUT}{LIBRARIES}{$key}{REQUIRED_LIBRARIES}}); + + # + # add the LIBARARIES of each subsysetm in the @SUBSYSTEMS_LIST + # + @LIBRARIES_LIST = _do_calc_libraries_list($CTX, \@SUBSYSTEMS_LIST, \@LIBRARIES_LIST); + + # + # set the lists + # + @{$CTX->{DEPEND}{LIBRARIES}{$key}{SUBSYSTEMS_LIST}} = @SUBSYSTEMS_LIST; + @{$CTX->{DEPEND}{LIBRARIES}{$key}{LIBRARIES_LIST}} = @LIBRARIES_LIST; + } + + return; +} + +########################################################### +# This function creates the dependencies for binaries +# _do_depend_binaries($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub _do_depend_binaries($) +{ + my $CTX = shift; + + # + # loop over all binaries + # + foreach my $key (sort keys %{$CTX->{INPUT}{BINARIES}}) { + my $name = $CTX->{INPUT}{BINARIES}{$key}{NAME}; + + # + # skip when the binary was disabled + # + if ($CTX->{INPUT}{BINARIES}{$key}{ENABLE} ne "YES" ) { + next; + } + + # + # create the binaries used SUBSYSTEMS_LIST + # + my @SUBSYSTEMS_LIST = (); + push (@SUBSYSTEMS_LIST, @{$CTX->{INPUT}{BINARIES}{$key}{REQUIRED_SUBSYSTEMS}}); + + # + # now try to resolve the dependencies for the binary + # + @SUBSYSTEMS_LIST = _do_calc_subsystem_list($CTX, \@SUBSYSTEMS_LIST); + + my @INIT_FUNCTIONS = (); + + foreach my $subkey (@SUBSYSTEMS_LIST) + { + push (@INIT_FUNCTIONS, $CTX->{INPUT}{SUBSYSTEMS}{$subkey}{INIT_FUNCTION}) if $CTX->{INPUT}{SUBSYSTEMS}{$subkey}{INIT_FUNCTION} ne ""; + + } + + # + # create the binaries used LIBRARIES_LIST + # + my @LIBRARIES_LIST = (); + push (@LIBRARIES_LIST, @{$CTX->{INPUT}{BINARIES}{$key}{REQUIRED_LIBRARIES}}); + + # + # add the LIBARARIES of each subsysetm in the @SUBSYSTEMS_LIST + # + @LIBRARIES_LIST = _do_calc_libraries_list($CTX, \@SUBSYSTEMS_LIST, \@LIBRARIES_LIST); + + # + # set the lists + # + @{$CTX->{DEPEND}{BINARIES}{$key}{SUBSYSTEMS_LIST}} = @SUBSYSTEMS_LIST; + @{$CTX->{DEPEND}{BINARIES}{$key}{LIBRARIES_LIST}} = @LIBRARIES_LIST; + @{$CTX->{DEPEND}{BINARIES}{$key}{INIT_FUNCTIONS}} = @INIT_FUNCTIONS; + } + + return; +} + +########################################################### +# This function creates the dependency tree from the SMB_BUILD +# context +# create_depend($SMB_BUILD_CTX) +# +# $SMB_BUILD_CTX - the global SMB_BUILD context +sub create_depend($) +{ + my $CTX = shift; + + _do_depend_ext_libs($CTX); + + _do_depend_subsystems($CTX); + + _do_depend_shared_modules($CTX); + + _do_depend_libraries($CTX); + + _do_depend_binaries($CTX); + + return; +} +1; |