diff options
Diffstat (limited to 'scripts/Makefile.build')
| -rw-r--r-- | scripts/Makefile.build | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 4349108e75e1..6127feb970c6 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -306,6 +306,27 @@ quiet_cmd_cc_lst_c = MKLST $@ $(obj)/%.lst: $(obj)/%.c FORCE $(call if_changed_dep,cc_lst_c) +# Compile C headers (.h) for header check +# --------------------------------------------------------------------------- + +# Check a header is self-contained, has header guards, and passes kernel-doc. +# +# This is for 'make HEADER_CHECK=(headers|dirs) headercheck'. Not to be confused +# with CONFIG_UAPI_HEADER_TEST. +# +# Please do *not* plug %.header-check into any configurable targets, unless you +# also figure out a way to completely hide the %.header-check artefacts. + +quiet_cmd_header_check = HDRCHK $(patsubst %.header-check,%.h,$@) + cmd_header_check = \ + $(CC) $(c_flags) -fsyntax-only -x c /dev/null -include $< -include $<; \ + PYTHONDONTWRITEBYTECODE=1 $(PYTHON3) $(KERNELDOC) -none $(KDOCFLAGS) \ + $(if $(findstring e, $(KBUILD_EXTRA_WARN))$(CONFIG_WERROR),-Werror) $<; \ + touch $@ + +$(obj)/%.header-check: $(obj)/%.h FORCE + $(call if_changed_dep,header_check) + # Compile Rust sources (.rs) # --------------------------------------------------------------------------- |