X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=scripts%2FMakefile.build;h=341b58902ffced6d70801f6e90ea85f60bcee88d;hb=83daee06adeed7b294802c998d5e03ea7d856aa1;hp=5ed4cbf1e0e1f412346431a870f1300a2d77a50b;hpb=b3a320417484a6d6b9d28098944df58341353992;p=safe%2Fjmp%2Flinux-2.6

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 5ed4cbf..341b589 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -27,6 +27,9 @@ ccflags-y  :=
 cppflags-y :=
 ldflags-y  :=
 
+subdir-asflags-y :=
+subdir-ccflags-y :=
+
 # Read auto.conf if it exists, otherwise ignore
 -include include/config/auto.conf
 
@@ -112,13 +115,13 @@ endif
 # ---------------------------------------------------------------------------
 
 # Default is built-in, unless we know otherwise
-modkern_cflags := $(CFLAGS_KERNEL)
+modkern_cflags = $(if $(part-of-module), $(CFLAGS_MODULE), $(CFLAGS_KERNEL))
 quiet_modtag := $(empty)   $(empty)
 
-$(real-objs-m)        : modkern_cflags := $(CFLAGS_MODULE)
-$(real-objs-m:.o=.i)  : modkern_cflags := $(CFLAGS_MODULE)
-$(real-objs-m:.o=.s)  : modkern_cflags := $(CFLAGS_MODULE)
-$(real-objs-m:.o=.lst): modkern_cflags := $(CFLAGS_MODULE)
+$(real-objs-m)        : part-of-module := y
+$(real-objs-m:.o=.i)  : part-of-module := y
+$(real-objs-m:.o=.s)  : part-of-module := y
+$(real-objs-m:.o=.lst): part-of-module := y
 
 $(real-objs-m)        : quiet_modtag := [M]
 $(real-objs-m:.o=.i)  : quiet_modtag := [M]
@@ -151,14 +154,20 @@ cmd_cc_i_c       = $(CPP) $(c_flags)   -o $@ $<
 $(obj)/%.i: $(src)/%.c FORCE
 	$(call if_changed_dep,cc_i_c)
 
+cmd_gensymtypes =                                                           \
+    $(CPP) -D__GENKSYMS__ $(c_flags) $< |                                   \
+    $(GENKSYMS) -T $@ -a $(ARCH)                                            \
+     $(if $(KBUILD_PRESERVE),-p)                                            \
+     $(if $(1),-r $(firstword $(wildcard $(@:.symtypes=.symref) /dev/null)))
+
 quiet_cmd_cc_symtypes_c = SYM $(quiet_modtag) $@
-cmd_cc_symtypes_c	   = \
-		$(CPP) -D__GENKSYMS__ $(c_flags) $<			\
-		| $(GENKSYMS) -T $@ >/dev/null;				\
-		test -s $@ || rm -f $@
+cmd_cc_symtypes_c =                                                         \
+    set -e;                                                                 \
+    $(call cmd_gensymtypes, true) >/dev/null;                               \
+    test -s $@ || rm -f $@
 
 $(obj)/%.symtypes : $(src)/%.c FORCE
-	$(call if_changed_dep,cc_symtypes_c)
+	$(call cmd,cc_symtypes_c)
 
 # C (.c) files
 # The C file is compiled and updated dependency information is generated.
@@ -185,10 +194,8 @@ else
 cmd_cc_o_c = $(CC) $(c_flags) -c -o $(@D)/.tmp_$(@F) $<
 cmd_modversions =							\
 	if $(OBJDUMP) -h $(@D)/.tmp_$(@F) | grep -q __ksymtab; then	\
-		$(CPP) -D__GENKSYMS__ $(c_flags) $<			\
-		| $(GENKSYMS) $(if $(KBUILD_SYMTYPES),			\
-			      -T $(@D)/$(@F:.o=.symtypes)) -a $(ARCH)	\
-		> $(@D)/.tmp_$(@F:.o=.ver);				\
+		$(call cmd_gensymtypes, $(KBUILD_SYMTYPES))		\
+		    > $(@D)/.tmp_$(@F:.o=.ver);				\
 									\
 		$(LD) $(LDFLAGS) -r -o $@ $(@D)/.tmp_$(@F) 		\
 			-T $(@D)/.tmp_$(@F:.o=.ver);			\
@@ -199,15 +206,17 @@ cmd_modversions =							\
 endif
 
 ifdef CONFIG_FTRACE_MCOUNT_RECORD
-cmd_record_mcount = perl $(srctree)/scripts/recordmcount.pl \
-	"$(ARCH)" "$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" "$(NM)" "$(RM)" \
-	"$(MV)" "$(@)";
+cmd_record_mcount = set -e ; perl $(srctree)/scripts/recordmcount.pl "$(ARCH)" \
+	"$(if $(CONFIG_64BIT),64,32)" \
+	"$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" "$(NM)" "$(RM)" "$(MV)" \
+	"$(if $(part-of-module),1,0)" "$(@)";
 endif
 
 define rule_cc_o_c
 	$(call echo-cmd,checksrc) $(cmd_checksrc)			  \
 	$(call echo-cmd,cc_o_c) $(cmd_cc_o_c);				  \
 	$(cmd_modversions)						  \
+	$(call echo-cmd,record_mcount)					  \
 	$(cmd_record_mcount)						  \
 	scripts/basic/fixdep $(depfile) $@ '$(call make-cmd,cc_o_c)' >    \
 	                                              $(dot-target).tmp;  \
@@ -261,7 +270,8 @@ targets += $(extra-y) $(MAKECMDGOALS) $(always)
 # Linker scripts preprocessor (.lds.S -> .lds)
 # ---------------------------------------------------------------------------
 quiet_cmd_cpp_lds_S = LDS     $@
-      cmd_cpp_lds_S = $(CPP) $(cpp_flags) -D__ASSEMBLY__ -o $@ $<
+      cmd_cpp_lds_S = $(CPP) $(cpp_flags) -P -C -U$(ARCH) \
+	                     -D__ASSEMBLY__ -DLINKER_SCRIPT -o $@ $<
 
 $(obj)/%.lds: $(src)/%.lds.S FORCE
 	$(call if_changed_dep,cpp_lds_S)