kbuild: fix comment about missing include guard detection
diff mbox series

Message ID 20200408182919.5989-1-masahiroy@kernel.org
State New
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Series
  • kbuild: fix comment about missing include guard detection
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Commit Message

Masahiro Yamada April 8, 2020, 6:29 p.m. UTC
The keyword here is 'twice' to explain the trick.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
---

 usr/include/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/usr/include/Makefile b/usr/include/Makefile
index a339ef325aa5..b568a95d1f62 100644
--- a/usr/include/Makefile
+++ b/usr/include/Makefile
@@ -93,7 +93,7 @@  no-header-test += asm-generic/%
 
 extra-y := $(patsubst $(obj)/%.h,%.hdrtest, $(shell find $(obj) -name '*.h' 2>/dev/null))
 
-# Include the header to detect missing include guard.
+# Include the header twice to detect missing include guard.
 quiet_cmd_hdrtest = HDRTEST $<
       cmd_hdrtest = \
 		$(CC) $(c_flags) -S -o /dev/null -x c /dev/null \