Commit bf71940f authored by David Engraf's avatar David Engraf Committed by Josh Poimboeuf
Browse files

objtool: Hide unnecessary compiler error message 



The check for using old libelf prints an error message when libelf.h is
not available but does not abort. This may confuse so hide the compiler
error message.

Signed-off-by: default avatarDavid Engraf <david.engraf@sysgo.com>
Link: https://lore.kernel.org/r/20250203073610.206000-1-david.engraf@sysgo.com


Signed-off-by: default avatarJosh Poimboeuf <jpoimboe@kernel.org>
parent 80e54e84

tools/objtool/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -37,7 +37,7 @@ OBJTOOL_CFLAGS := -Werror $(WARNINGS) $(KBUILD_HOSTCFLAGS) -g $(INCLUDES) $(LIBE 
OBJTOOL_LDFLAGS := $(LIBELF_LIBS) $(LIBSUBCMD) $(KBUILD_HOSTLDFLAGS)



# Allow old libelf to be used:

elfshdr := $(shell echo '$(pound)include <libelf.h>' | $(HOSTCC) $(OBJTOOL_CFLAGS) -x c -E - | grep elf_getshdr)

elfshdr := $(shell echo '$(pound)include <libelf.h>' | $(HOSTCC) $(OBJTOOL_CFLAGS) -x c -E - 2>/dev/null | grep elf_getshdr)

OBJTOOL_CFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED)



# Always want host compilation.