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| author |   Ian Rogers <irogers@google.com> | 2022-12-01 20:57:39 -0800 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-12-14 11:16:12 -0300 |
| commit | 1849f9f00926c54fa284be3b7f801de8b010572b (patch) | |
| tree | eebb1124bd909cec35776e3805454941a5e994b1 /tools/lib/api | |
| parent | perf stat: Fix printing field separator in CSV metrics output (diff) | |
| download | wireguard-linux-1849f9f00926c54fa284be3b7f801de8b010572b.tar.xz wireguard-linux-1849f9f00926c54fa284be3b7f801de8b010572b.zip | |
tools lib api: Add dependency test to install_headers
Compute the headers to be installed from their source headers and make
each have its own build target to install it. Using dependencies
avoids headers being reinstalled and getting a new timestamp which
then causes files that depend on the header to be rebuilt.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Nicolas Schier <nicolas@fjasle.eu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Rix <trix@redhat.com>
Cc: bpf@vger.kernel.org
Cc: llvm@lists.linux.dev
Link: https://lore.kernel.org/r/20221202045743.2639466-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/api')
| -rw-r--r-- | tools/lib/api/Makefile | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile index 3649c7f7ea65..044860ac1ed1 100644 --- a/tools/lib/api/Makefile +++ b/tools/lib/api/Makefile @@ -88,10 +88,10 @@ define do_install_mkdir endef define do_install - if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ - $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ - fi; \ - $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2' + if [ ! -d '$2' ]; then \ + $(INSTALL) -d -m 755 '$2'; \ + fi; \ + $(INSTALL) $1 $(if $3,-m $3,) '$2' endef install_lib: $(LIBFILE) @@ -99,14 +99,28 @@ install_lib: $(LIBFILE) $(call do_install_mkdir,$(libdir_SQ)); \ cp -fpR $(LIBFILE) $(DESTDIR)$(libdir_SQ) -install_headers: - $(call QUIET_INSTALL, libapi_headers) \ - $(call do_install,cpu.h,$(prefix)/include/api,644); \ - $(call do_install,debug.h,$(prefix)/include/api,644); \ - $(call do_install,io.h,$(prefix)/include/api,644); \ - $(call do_install,fd/array.h,$(prefix)/include/api/fd,644); \ - $(call do_install,fs/fs.h,$(prefix)/include/api/fs,644); \ - $(call do_install,fs/tracing_path.h,$(prefix)/include/api/fs,644); +HDRS := cpu.h debug.h io.h +FD_HDRS := fd/array.h +FS_HDRS := fs/fs.h fs/tracing_path.h +INSTALL_HDRS_PFX := $(DESTDIR)$(prefix)/include/api +INSTALL_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(HDRS)) +INSTALL_FD_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FD_HDRS)) +INSTALL_FS_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(FS_HDRS)) + +$(INSTALL_HDRS): $(INSTALL_HDRS_PFX)/%.h: %.h + $(call QUIET_INSTALL, $@) \ + $(call do_install,$<,$(INSTALL_HDRS_PFX)/,644) + +$(INSTALL_FD_HDRS): $(INSTALL_HDRS_PFX)/fd/%.h: fd/%.h + $(call QUIET_INSTALL, $@) \ + $(call do_install,$<,$(INSTALL_HDRS_PFX)/fd/,644) + +$(INSTALL_FS_HDRS): $(INSTALL_HDRS_PFX)/fs/%.h: fs/%.h + $(call QUIET_INSTALL, $@) \ + $(call do_install,$<,$(INSTALL_HDRS_PFX)/fs/,644) + +install_headers: $(INSTALL_HDRS) $(INSTALL_FD_HDRS) $(INSTALL_FS_HDRS) + $(call QUIET_INSTALL, libapi_headers) install: install_lib install_headers |