diff options
Diffstat (limited to 'Kbuild')
| -rw-r--r-- | Kbuild | 25 |
1 files changed, 25 insertions, 0 deletions
@@ -75,6 +75,31 @@ offsets-file := include/generated/asm-offsets.h always += $(offsets-file) targets += arch/$(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 \ $(obj)/$(timeconst-file) $(obj)/$(bounds-file) FORCE |