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[/] [test_project/] [trunk/] [linux_sd_driver/] [Kbuild] - Blame information for rev 62

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Line No. Rev Author Line
1 62 marcus.erl
#
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# Kbuild for top-level directory of the kernel
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# This file takes care of the following:
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# 1) Generate asm-offsets.h
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# 2) Check for missing system calls
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#####
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# 1) Generate asm-offsets.h
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#
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offsets-file := include/asm-$(SRCARCH)/asm-offsets.h
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always  := $(offsets-file)
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targets := $(offsets-file)
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targets += arch/$(SRCARCH)/kernel/asm-offsets.s
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clean-files := $(addprefix $(objtree)/,$(targets))
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# Default sed regexp - multiline due to syntax constraints
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define sed-y
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        "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}"
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endef
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# Override default regexp for specific architectures
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sed-$(CONFIG_MIPS) := "/^@@@/{s/^@@@//; s/ \#.*\$$//; p;}"
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quiet_cmd_offsets = GEN     $@
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define cmd_offsets
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        (set -e; \
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         echo "#ifndef __ASM_OFFSETS_H__"; \
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         echo "#define __ASM_OFFSETS_H__"; \
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         echo "/*"; \
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         echo " * DO NOT MODIFY."; \
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         echo " *"; \
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         echo " * This file was generated by Kbuild"; \
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         echo " *"; \
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         echo " */"; \
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         echo ""; \
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         sed -ne $(sed-y) $<; \
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         echo ""; \
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         echo "#endif" ) > $@
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endef
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# We use internal kbuild rules to avoid the "is up to date" message from make
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arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c FORCE
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        $(Q)mkdir -p $(dir $@)
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        $(call if_changed_dep,cc_s_c)
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$(obj)/$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s Kbuild
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        $(Q)mkdir -p $(dir $@)
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        $(call cmd,offsets)
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#####
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# 2) Check for missing system calls
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#
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quiet_cmd_syscalls = CALL    $<
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      cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags)
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PHONY += missing-syscalls
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missing-syscalls: scripts/checksyscalls.sh FORCE
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        $(call cmd,syscalls)

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