nfsd: clarify readdir/mountpoint-crossing code

[safe/jmp/linux-2.6] / Kbuild

diff --git a/Kbuild b/Kbuild
index 1880e6f..1570d24 100644 (file)
--- a/Kbuild
+++ b/Kbuild
@@ -2,47 +2,59 @@
 # Kbuild for top-level directory of the kernel
 # This file takes care of the following:
 # 1) Generate asm-offsets.h
+# 2) Check for missing system calls
 
 #####
-# 1) Generate asm-offsets.h 
+# 1) Generate asm-offsets.h
 #
 
-offsets-file := include/asm-$(ARCH)/asm-offsets.h
+offsets-file := include/asm-$(SRCARCH)/asm-offsets.h
 
 always  := $(offsets-file)
 targets := $(offsets-file)
-targets += arch/$(ARCH)/kernel/asm-offsets.s
+targets += arch/$(SRCARCH)/kernel/asm-offsets.s
+clean-files := $(addprefix $(objtree)/,$(targets))
 
 # Default sed regexp - multiline due to syntax constraints
 define sed-y
        "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}"
 endef
 # Override default regexp for specific architectures
-sed-$(CONFIG_MIPS) := "/^@@@/s///p"
+sed-$(CONFIG_MIPS) := "/^@@@/{s/^@@@//; s/ \#.*\$$//; p;}"
 
 quiet_cmd_offsets = GEN     $@
 define cmd_offsets
-       cat $< | \
        (set -e; \
         echo "#ifndef __ASM_OFFSETS_H__"; \
         echo "#define __ASM_OFFSETS_H__"; \
         echo "/*"; \
         echo " * DO NOT MODIFY."; \
         echo " *"; \
-        echo " * This file was generated by $(srctree)/Kbuild"; \
+        echo " * This file was generated by Kbuild"; \
         echo " *"; \
         echo " */"; \
         echo ""; \
-        sed -ne $(sed-y); \
+        sed -ne $(sed-y) $<; \
         echo ""; \
         echo "#endif" ) > $@
 endef
 
 # We use internal kbuild rules to avoid the "is up to date" message from make
-arch/$(ARCH)/kernel/asm-offsets.s: arch/$(ARCH)/kernel/asm-offsets.c FORCE
+arch/$(SRCARCH)/kernel/asm-offsets.s: arch/$(SRCARCH)/kernel/asm-offsets.c FORCE
        $(Q)mkdir -p $(dir $@)
        $(call if_changed_dep,cc_s_c)
 
-$(srctree)/$(offsets-file): arch/$(ARCH)/kernel/asm-offsets.s Kbuild
+$(obj)/$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s Kbuild
+       $(Q)mkdir -p $(dir $@)
        $(call cmd,offsets)
 
+#####
+# 2) Check for missing system calls
+#
+
+quiet_cmd_syscalls = CALL    $<
+      cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags)
+
+PHONY += missing-syscalls
+missing-syscalls: scripts/checksyscalls.sh FORCE
+       $(call cmd,syscalls)