| # SPDX-License-Identifier: GPL-2.0 | |
| # Ensure drm headers are self-contained and pass kernel-doc | |
| hdrtest-files := \ | |
| $(shell cd $(src) && find * -name '*.h' 2>/dev/null) | |
| always-$(CONFIG_DRM_HEADER_TEST) += \ | |
| $(patsubst %.h,%.hdrtest, $(hdrtest-files)) | |
| # Include the header twice to detect missing include guard. | |
| quiet_cmd_hdrtest = HDRTEST $(patsubst %.hdrtest,%.h,$@) | |
| cmd_hdrtest = \ | |
| $(CC) $(c_flags) -fsyntax-only -x c /dev/null -include $< -include $<; \ | |
| PYTHONDONTWRITEBYTECODE=1 $(PYTHON3) $(KERNELDOC) -none $(if $(CONFIG_WERROR)$(CONFIG_DRM_WERROR),-Werror) $<; \ | |
| touch $@ | |
| $(obj)/%.hdrtest: $(src)/%.h FORCE | |
| $(call if_changed_dep,hdrtest) |