Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=767e581d759fe6adfef5e676cd1cd8e11f603d1a
Commit: 767e581d759fe6adfef5e676cd1cd8e11f603d1a
Parent: 5447d34b080a1e3e312b05a91e87eff4710a1152
Author: Sam Ravnborg <[EMAIL PROTECTED]>
AuthorDate: Sun May 6 09:23:45 2007 +0200
Committer: Sam Ravnborg <[EMAIL PROTECTED]>
CommitDate: Sun May 6 09:23:45 2007 +0200
kbuild: enable use of code from a different dir
To introduce support for source in one directory but output files
in another directory during a non O= build prefix all paths
with $(src) repsectively $(obj).
Signed-off-by: Sam Ravnborg <[EMAIL PROTECTED]>
---
scripts/Makefile.build | 19 +++++++++----------
scripts/Makefile.host | 14 +++++++-------
2 files changed, 16 insertions(+), 17 deletions(-)
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index e2ad2dc..a525112 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -131,13 +131,13 @@ $(multi-objs-y:.o=.lst) : modname = $(modname-multi)
quiet_cmd_cc_s_c = CC $(quiet_modtag) $@
cmd_cc_s_c = $(CC) $(c_flags) -fverbose-asm -S -o $@ $<
-%.s: %.c FORCE
+$(obj)/%.s: $(src)/%.c FORCE
$(call if_changed_dep,cc_s_c)
quiet_cmd_cc_i_c = CPP $(quiet_modtag) $@
cmd_cc_i_c = $(CPP) $(c_flags) -o $@ $<
-%.i: %.c FORCE
+$(obj)/%.i: $(src)/%.c FORCE
$(call if_changed_dep,cc_i_c)
quiet_cmd_cc_symtypes_c = SYM $(quiet_modtag) $@
@@ -146,7 +146,7 @@ cmd_cc_symtypes_c = \
| $(GENKSYMS) -T $@ >/dev/null; \
test -s $@ || rm -f $@
-%.symtypes : %.c FORCE
+$(obj)/%.symtypes : $(src)/%.c FORCE
$(call if_changed_dep,cc_symtypes_c)
# C (.c) files
@@ -198,14 +198,13 @@ define rule_cc_o_c
endef
# Built-in and composite module parts
-
-%.o: %.c FORCE
+$(obj)/%.o: $(src)/%.c FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
# Single-part modules are special since we need to mark them in $(MODVERDIR)
-$(single-used-m): %.o: %.c FORCE
+$(single-used-m): $(obj)/%.o: $(src)/%.c FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
@{ echo $(@:.o=.ko); echo $@; } > $(MODVERDIR)/$(@F:.o=.mod)
@@ -215,7 +214,7 @@ quiet_cmd_cc_lst_c = MKLST $@
$(CONFIG_SHELL) $(srctree)/scripts/makelst $*.o \
System.map $(OBJDUMP) > $@
-%.lst: %.c FORCE
+$(obj)/%.lst: $(src)/%.c FORCE
$(call if_changed_dep,cc_lst_c)
# Compile assembler sources (.S)
@@ -229,13 +228,13 @@ $(real-objs-m:.o=.s): modkern_aflags := $(AFLAGS_MODULE)
quiet_cmd_as_s_S = CPP $(quiet_modtag) $@
cmd_as_s_S = $(CPP) $(a_flags) -o $@ $<
-%.s: %.S FORCE
+$(obj)/%.s: $(src)/%.S FORCE
$(call if_changed_dep,as_s_S)
quiet_cmd_as_o_S = AS $(quiet_modtag) $@
cmd_as_o_S = $(CC) $(a_flags) -c -o $@ $<
-%.o: %.S FORCE
+$(obj)/%.o: $(src)/%.S FORCE
$(call if_changed_dep,as_o_S)
targets += $(real-objs-y) $(real-objs-m) $(lib-y)
@@ -246,7 +245,7 @@ targets += $(extra-y) $(MAKECMDGOALS) $(always)
quiet_cmd_cpp_lds_S = LDS $@
cmd_cpp_lds_S = $(CPP) $(cpp_flags) -D__ASSEMBLY__ -o $@ $<
-%.lds: %.lds.S FORCE
+$(obj)/%.lds: $(src)/%.lds.S FORCE
$(call if_changed_dep,cpp_lds_S)
# Build the compiled-in targets
diff --git a/scripts/Makefile.host b/scripts/Makefile.host
index 575afbe..6943a7a 100644
--- a/scripts/Makefile.host
+++ b/scripts/Makefile.host
@@ -114,7 +114,7 @@ hostcxx_flags = -Wp,-MD,$(depfile) $(__hostcxx_flags)
quiet_cmd_host-csingle = HOSTCC $@
cmd_host-csingle = $(HOSTCC) $(hostc_flags) -o $@ $< \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-csingle): %: %.c FORCE
+$(host-csingle): $(obj)/%: $(src)/%.c FORCE
$(call if_changed_dep,host-csingle)
# Link an executable based on list of .o files, all plain c
@@ -123,14 +123,14 @@ quiet_cmd_host-cmulti = HOSTLD $@
cmd_host-cmulti = $(HOSTCC) $(HOSTLDFLAGS) -o $@ \
$(addprefix $(obj)/,$($(@F)-objs)) \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cmulti): %: $(host-cobjs) $(host-cshlib) FORCE
+$(host-cmulti): $(obj)/%: $(host-cobjs) $(host-cshlib) FORCE
$(call if_changed,host-cmulti)
# Create .o file from a single .c file
# host-cobjs -> .o
quiet_cmd_host-cobjs = HOSTCC $@
cmd_host-cobjs = $(HOSTCC) $(hostc_flags) -c -o $@ $<
-$(host-cobjs): %.o: %.c FORCE
+$(host-cobjs): $(obj)/%.o: $(src)/%.c FORCE
$(call if_changed_dep,host-cobjs)
# Link an executable based on list of .o files, a mixture of .c and .cc
@@ -140,20 +140,20 @@ quiet_cmd_host-cxxmulti = HOSTLD $@
$(foreach o,objs cxxobjs,\
$(addprefix $(obj)/,$($(@F)-$(o)))) \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cxxmulti): %: $(host-cobjs) $(host-cxxobjs) $(host-cshlib) FORCE
+$(host-cxxmulti): $(obj)/%: $(host-cobjs) $(host-cxxobjs) $(host-cshlib) FORCE
$(call if_changed,host-cxxmulti)
# Create .o file from a single .cc (C++) file
quiet_cmd_host-cxxobjs = HOSTCXX $@
cmd_host-cxxobjs = $(HOSTCXX) $(hostcxx_flags) -c -o $@ $<
-$(host-cxxobjs): %.o: %.cc FORCE
+$(host-cxxobjs): $(obj)/%.o: $(src)/%.cc FORCE
$(call if_changed_dep,host-cxxobjs)
# Compile .c file, create position independent .o file
# host-cshobjs -> .o
quiet_cmd_host-cshobjs = HOSTCC -fPIC $@
cmd_host-cshobjs = $(HOSTCC) $(hostc_flags) -fPIC -c -o $@ $<
-$(host-cshobjs): %.o: %.c FORCE
+$(host-cshobjs): $(obj)/%.o: $(src)/%.c FORCE
$(call if_changed_dep,host-cshobjs)
# Link a shared library, based on position independent .o files
@@ -162,7 +162,7 @@ quiet_cmd_host-cshlib = HOSTLLD -shared $@
cmd_host-cshlib = $(HOSTCC) $(HOSTLDFLAGS) -shared -o $@ \
$(addprefix $(obj)/,$($(@F:.so=-objs))) \
$(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F))
-$(host-cshlib): %: $(host-cshobjs) FORCE
+$(host-cshlib): $(obj)/%: $(host-cshobjs) FORCE
$(call if_changed,host-cshlib)
targets += $(host-csingle) $(host-cmulti) $(host-cobjs)\
-
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