kbuild: merge bounds.h and asm-offsets.h rules
The rules "cmd_bounds" and "cmd_offsets" are almost the same.
(The difference is only the include guards.) They can be merged.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/Kbuild b/Kbuild
index b8b708a..3ec73e9c 100644
--- a/Kbuild
+++ b/Kbuild
@@ -5,51 +5,6 @@
# 2) Generate asm-offsets.h (may need bounds.h)
# 3) Check for missing system calls
-#####
-# 1) Generate bounds.h
-
-bounds-file := include/generated/bounds.h
-
-always := $(bounds-file)
-targets := $(bounds-file) kernel/bounds.s
-
-quiet_cmd_bounds = GEN $@
-define cmd_bounds
- (set -e; \
- echo "#ifndef __LINUX_BOUNDS_H__"; \
- echo "#define __LINUX_BOUNDS_H__"; \
- echo "/*"; \
- echo " * DO NOT MODIFY."; \
- echo " *"; \
- echo " * This file was generated by Kbuild"; \
- echo " *"; \
- echo " */"; \
- echo ""; \
- sed -ne $(sed-y) $<; \
- echo ""; \
- echo "#endif" ) > $@
-endef
-
-# We use internal kbuild rules to avoid the "is up to date" message from make
-kernel/bounds.s: kernel/bounds.c FORCE
- $(Q)mkdir -p $(dir $@)
- $(call if_changed_dep,cc_s_c)
-
-$(obj)/$(bounds-file): kernel/bounds.s Kbuild
- $(Q)mkdir -p $(dir $@)
- $(call cmd,bounds)
-
-#####
-# 2) Generate asm-offsets.h
-#
-
-offsets-file := include/generated/asm-offsets.h
-
-always += $(offsets-file)
-targets += $(offsets-file)
-targets += arch/$(SRCARCH)/kernel/asm-offsets.s
-
-
# Default sed regexp - multiline due to syntax constraints
define sed-y
"/^->/{s:->#\(.*\):/* \1 */:; \
@@ -61,8 +16,8 @@
quiet_cmd_offsets = GEN $@
define cmd_offsets
(set -e; \
- echo "#ifndef __ASM_OFFSETS_H__"; \
- echo "#define __ASM_OFFSETS_H__"; \
+ echo "#ifndef $2"; \
+ echo "#define $2"; \
echo "/*"; \
echo " * DO NOT MODIFY."; \
echo " *"; \
@@ -75,6 +30,33 @@
echo "#endif" ) > $@
endef
+#####
+# 1) Generate bounds.h
+
+bounds-file := include/generated/bounds.h
+
+always := $(bounds-file)
+targets := $(bounds-file) kernel/bounds.s
+
+# We use internal kbuild rules to avoid the "is up to date" message from make
+kernel/bounds.s: kernel/bounds.c FORCE
+ $(Q)mkdir -p $(dir $@)
+ $(call if_changed_dep,cc_s_c)
+
+$(obj)/$(bounds-file): kernel/bounds.s Kbuild
+ $(Q)mkdir -p $(dir $@)
+ $(call cmd,offsets,__LINUX_BOUNDS_H__)
+
+#####
+# 2) Generate asm-offsets.h
+#
+
+offsets-file := include/generated/asm-offsets.h
+
+always += $(offsets-file)
+targets += $(offsets-file)
+targets += arch/$(SRCARCH)/kernel/asm-offsets.s
+
# We use internal kbuild rules to avoid the "is up to date" message from make
arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c \
$(obj)/$(bounds-file) FORCE
@@ -82,7 +64,7 @@
$(call if_changed_dep,cc_s_c)
$(obj)/$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s Kbuild
- $(call cmd,offsets)
+ $(call cmd,offsets,__ASM_OFFSETS_H__)
#####
# 3) Check for missing system calls