From 00314c9bca8faad495e4e4f702491ecd37444784 Mon Sep 17 00:00:00 2001 From: Ian Rogers Date: Wed, 9 Nov 2022 10:49:04 -0800 Subject: [PATCH] perf build: Install libapi locally when building The perf build currently has a '-Itools/lib' on the CC command line. This causes issues as the libapi, libsubcmd, libtraceevent, libbpf headers are all found via this path, making it impossible to override include behavior. Change the libapi build mirroring the libbpf and libsubcmd build, so that it is installed in a directory along with its headers. A later change will modify the include behavior. Signed-off-by: Ian Rogers Acked-by: Namhyung Kim Cc: Alexander Shishkin Cc: Andrii Nakryiko Cc: Jiri Olsa Cc: Mark Rutland Cc: Masahiro Yamada Cc: Nick Desaulniers Cc: Nicolas Schier Cc: Peter Zijlstra Cc: Stephane Eranian Cc: bpf@vger.kernel.org Link: http://lore.kernel.org/lkml/20221109184914.1357295-5-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/.gitignore | 1 + tools/perf/Makefile.perf | 27 +++++++++++++++------------ 2 files changed, 16 insertions(+), 12 deletions(-) diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore index 413ca7e4a02a..4a8a76da861d 100644 --- a/tools/perf/.gitignore +++ b/tools/perf/.gitignore @@ -39,6 +39,7 @@ trace/beauty/generated/ pmu-events/pmu-events.c pmu-events/jevents feature/ +libapi/ libbpf/ libsubcmd/ fixdep diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 4ec6b95a1c49..f8c712e26a69 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -241,7 +241,7 @@ sub-make: fixdep else # force_fixdep -LIB_DIR = $(srctree)/tools/lib/api/ +LIBAPI_DIR = $(srctree)/tools/lib/api/ TRACE_EVENT_DIR = $(srctree)/tools/lib/traceevent/ LIBBPF_DIR = $(srctree)/tools/lib/bpf/ LIBSUBCMD_DIR = $(srctree)/tools/lib/subcmd/ @@ -295,15 +295,9 @@ ifneq ($(OUTPUT),) TE_PATH=$(OUTPUT) PLUGINS_PATH=$(OUTPUT) LIBPERF_PATH=$(OUTPUT) -ifneq ($(subdir),) - API_PATH=$(OUTPUT)/../lib/api/ -else - API_PATH=$(OUTPUT) -endif else TE_PATH=$(TRACE_EVENT_DIR) PLUGINS_PATH=$(TRACE_EVENT_DIR)plugins/ - API_PATH=$(LIB_DIR) LIBPERF_PATH=$(LIBPERF_DIR) endif @@ -318,7 +312,14 @@ LIBTRACEEVENT_DYNAMIC_LIST = $(PLUGINS_PATH)libtraceevent-dynamic-list DYNAMIC_LIST_LDFLAGS = -Xlinker --dynamic-list=$(LIBTRACEEVENT_DYNAMIC_LIST) LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS = $(if $(findstring -static,$(LDFLAGS)),,$(DYNAMIC_LIST_LDFLAGS)) -LIBAPI = $(API_PATH)libapi.a +ifneq ($(OUTPUT),) + LIBAPI_OUTPUT = $(abspath $(OUTPUT))/libapi +else + LIBAPI_OUTPUT = $(CURDIR)/libapi +endif +LIBAPI_DESTDIR = $(LIBAPI_OUTPUT) +LIBAPI_INCLUDE = $(LIBAPI_DESTDIR)/include +LIBAPI = $(LIBAPI_OUTPUT)/libapi.a export LIBAPI ifneq ($(OUTPUT),) @@ -831,12 +832,14 @@ $(LIBTRACEEVENT)-clean: install-traceevent-plugins: libtraceevent_plugins $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins -$(LIBAPI): FORCE - $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a +$(LIBAPI): FORCE | $(LIBAPI_OUTPUT) + $(Q)$(MAKE) -C $(LIBAPI_DIR) O=$(LIBAPI_OUTPUT) \ + DESTDIR=$(LIBAPI_DESTDIR) prefix= \ + $@ install_headers $(LIBAPI)-clean: $(call QUIET_CLEAN, libapi) - $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null + $(Q)$(RM) -r -- $(LIBAPI_OUTPUT) $(LIBBPF): FORCE | $(LIBBPF_OUTPUT) $(Q)$(MAKE) -C $(LIBBPF_DIR) FEATURES_DUMP=$(FEATURE_DUMP_EXPORT) \ @@ -1047,7 +1050,7 @@ SKELETONS += $(SKEL_OUT)/bperf_cgroup.skel.h $(SKEL_OUT)/func_latency.skel.h SKELETONS += $(SKEL_OUT)/off_cpu.skel.h $(SKEL_OUT)/lock_contention.skel.h SKELETONS += $(SKEL_OUT)/kwork_trace.skel.h -$(SKEL_TMP_OUT) $(LIBBPF_OUTPUT) $(LIBSUBCMD_OUTPUT): +$(SKEL_TMP_OUT) $(LIBAPI_OUTPUT) $(LIBBPF_OUTPUT) $(LIBSUBCMD_OUTPUT): $(Q)$(MKDIR) -p $@ ifdef BUILD_BPF_SKEL -- 2.11.0