Kbuild: fix # escaping in .cmd files for future Make

[linux.git] / tools / build / Build.include

diff --git a/tools/build/Build.include b/tools/build/Build.include
index 418871d02ebf2eeffc924fbc1eac6774dcd098ad..a4bbb984941df2c150ec7209e4905ac1baacbf81 100644 (file)
--- a/tools/build/Build.include
+++ b/tools/build/Build.include
@@ -12,6 +12,7 @@
 # Convenient variables
 comma   := ,
 squote  := '
+pound   := \#
 
 ###
 # Name of target with a '.' as filename prefix. foo/bar.o => foo/.bar.o
@@ -43,11 +44,11 @@ echo-cmd = $(if $($(quiet)cmd_$(1)),\
 ###
 # Replace >$< with >$$< to preserve $ when reloading the .cmd file
 # (needed for make)
-# Replace >#< with >\#< to avoid starting a comment in the .cmd file
+# Replace >#< with >$(pound)< to avoid starting a comment in the .cmd file
 # (needed for make)
 # Replace >'< with >'\''< to be able to enclose the whole string in '...'
 # (needed for the shell)
-make-cmd = $(call escsq,$(subst \#,\\\#,$(subst $$,$$$$,$(cmd_$(1)))))
+make-cmd = $(call escsq,$(subst $(pound),$$(pound),$(subst $$,$$$$,$(cmd_$(1)))))
 
 ###
 # Find any prerequisites that is newer than target or that does not exist.