diff options
Diffstat (limited to 'Kbuild')
| -rw-r--r-- | Kbuild | 60 |
1 files changed, 21 insertions, 39 deletions
@@ -5,19 +5,19 @@ # 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 +# Default sed regexp - multiline due to syntax constraints +define sed-y + "/^->/{s:->#\(.*\):/* \1 */:; \ + s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \ + s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ + s:->::; p;}" +endef -quiet_cmd_bounds = GEN $@ -define cmd_bounds +quiet_cmd_offsets = GEN $@ +define cmd_offsets (set -e; \ - echo "#ifndef __LINUX_BOUNDS_H__"; \ - echo "#define __LINUX_BOUNDS_H__"; \ + echo "#ifndef $2"; \ + echo "#define $2"; \ echo "/*"; \ echo " * DO NOT MODIFY."; \ echo " *"; \ @@ -30,6 +30,14 @@ define cmd_bounds 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 $@) @@ -37,7 +45,7 @@ kernel/bounds.s: kernel/bounds.c FORCE $(obj)/$(bounds-file): kernel/bounds.s Kbuild $(Q)mkdir -p $(dir $@) - $(call cmd,bounds) + $(call cmd,offsets,__LINUX_BOUNDS_H__) ##### # 2) Generate asm-offsets.h @@ -49,32 +57,6 @@ 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 */:; \ - s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \ - s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ - s:->::; p;}" -endef - -quiet_cmd_offsets = GEN $@ -define cmd_offsets - (set -e; \ - echo "#ifndef __ASM_OFFSETS_H__"; \ - echo "#define __ASM_OFFSETS_H__"; \ - echo "/*"; \ - echo " * DO NOT MODIFY."; \ - echo " *"; \ - echo " * This file was generated by Kbuild"; \ - echo " *"; \ - echo " */"; \ - echo ""; \ - sed -ne $(sed-y) $<; \ - echo ""; \ - echo "#endif" ) > $@ -endef - # We use internal kbuild rules to avoid the "is up to date" message from make arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c \ $(obj)/$(bounds-file) FORCE @@ -82,7 +64,7 @@ arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c \ $(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 |