1 # This file is included several times in a row, once
2 # for each element of $(extra-libs). $(extra-libs-left)
3 # is initialized first to $(extra-libs) so that with each
4 # inclusion, we advance $(lib) to the next library name (e.g. libfoo).
5 # The variable $($(lib)-routines) defines the list of modules
6 # to be included in that library.
8 lib
:= $(firstword $(extra-libs-left
))
9 extra-libs-left
:= $(filter-out $(lib
),$(extra-libs-left
))
11 object-suffixes-
$(lib
) := $(filter-out $($(lib
)-inhibit-o
),$(object-suffixes
))
13 ifneq (,$(object-suffixes-
$(lib
)))
15 # Make sure these are simply-expanded variables before we append to them,
16 # since we want the expressions we append to be expanded right now.
17 install-lib
:= $(install-lib
)
18 extra-objs
:= $(extra-objs
)
20 # Add each flavor of library to the lists of things to build and install.
21 install-lib
+= $(foreach o
,$(object-suffixes-
$(lib
)),$(lib
:lib
%=$(libtype
$o)))
22 extra-objs
+= $(foreach o
,$(object-suffixes-
$(lib
)),\
23 $(patsubst %,%$o,$($(lib
)-routines
)))
24 alltypes-
$(lib
) := $(foreach o
,$(object-suffixes-
$(lib
)),\
25 $(objpfx
)$(patsubst %,$(libtype
$o),\
28 ifeq (,$(filter $(lib
),$(extra-libs-others
)))
29 lib-noranlib
: $(alltypes-
$(lib
))
30 ifeq (yes
,$(build-shared
))
31 lib-noranlib
: $(objpfx
)$(lib
).so
$($(lib
).so-version
)
34 others
: $(alltypes-
$(lib
))
37 # The linked shared library is never a dependent of lib-noranlib,
38 # because linking it will depend on libc.so already being built.
39 ifneq (,$(filter .so
,$(object-suffixes-
$(lib
))))
40 others
: $(objpfx
)$(lib
).so
$($(lib
).so-version
)
44 # Use o-iterator.mk to generate a rule for each flavor of library.
45 define o-iterator-doit
46 $(objpfx
)$(patsubst %,$(libtype
$o),$(lib
:lib
%=%)): \
47 $($(lib
)-routines
:%=$(objpfx
)%$o); $$(build-extra-lib
)
49 object-suffixes-left
= $(object-suffixes-
$(lib
))
50 include $(patsubst %,$(..
)o-iterator.mk
,$(object-suffixes-
$(lib
)))