[MIPS] Change libgcc-style functions from lib-y to obj-y

[linux-drm-fsl-dcu.git] / Kbuild

diff --git a/Kbuild b/Kbuild
index 79003918f37f2593e157778734f2bb83d131abb1..163f8cb020a489a5f62d3ca995702b5565bc94e3 100644 (file)
--- a/Kbuild
+++ b/Kbuild
@@ -2,6 +2,7 @@
 # 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
@@ -18,23 +19,21 @@ 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
-       mkdir -p $(dir $@); \
-       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" ) > $@
 endef
@@ -45,5 +44,16 @@ arch/$(ARCH)/kernel/asm-offsets.s: arch/$(ARCH)/kernel/asm-offsets.c FORCE
        $(call if_changed_dep,cc_s_c)
 
 $(obj)/$(offsets-file): arch/$(ARCH)/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)