From patchwork Wed Dec 20 18:07:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Vladislav Valtchev (VMware)" X-Patchwork-Id: 10758343 Return-Path: linux-trace-devel-owner@vger.kernel.org Received: from mail-wm0-f41.google.com ([74.125.82.41]:47038 "EHLO mail-wm0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755979AbdLTSIO (ORCPT ); Wed, 20 Dec 2017 13:08:14 -0500 From: "Vladislav Valtchev (VMware)" To: rostedt@goodmis.org Cc: y.karadz@gmail.com, linux-trace-devel@vger.kernel.org, linux-kernel@vger.kernel.org, "Vladislav Valtchev (VMware)" Subject: [PATCH 11/18] trace-cmd: Move plugin_* files in plugins/ Date: Wed, 20 Dec 2017 20:07:41 +0200 Message-Id: <20171220180748.17273-12-vladislav.valtchev@gmail.com> In-Reply-To: <20171220180748.17273-1-vladislav.valtchev@gmail.com> References: <20171220180748.17273-1-vladislav.valtchev@gmail.com> Sender: linux-trace-devel-owner@vger.kernel.org List-ID: Content-Length: 13906 This patch moves the source files of all plugins to a dedicated directory, as part of a bigger restructuring plan of trace-cmd's code base. The build system has been updated to support this new directory structure by adding a separate Makefile in plugins/ and by making the parent Makefile to invoke it. Signed-off-by: Vladislav Valtchev (VMware) --- Makefile | 115 ++++++--------------- lib/trace-cmd/Makefile | 2 + plugins/Makefile | 69 +++++++++++++ plugin_blk.c => plugins/plugin_blk.c | 0 plugin_cfg80211.c => plugins/plugin_cfg80211.c | 0 plugin_function.c => plugins/plugin_function.c | 0 plugin_hrtimer.c => plugins/plugin_hrtimer.c | 0 plugin_jbd2.c => plugins/plugin_jbd2.c | 0 plugin_kmem.c => plugins/plugin_kmem.c | 0 plugin_kvm.c => plugins/plugin_kvm.c | 0 plugin_mac80211.c => plugins/plugin_mac80211.c | 0 plugin_python.c => plugins/plugin_python.c | 0 .../plugin_sched_switch.c | 0 plugin_scsi.c => plugins/plugin_scsi.c | 0 plugin_tlb.c => plugins/plugin_tlb.c | 0 plugin_xen.c => plugins/plugin_xen.c | 0 scripts/utils.mk | 32 ++++++ 17 files changed, 135 insertions(+), 83 deletions(-) create mode 100644 plugins/Makefile rename plugin_blk.c => plugins/plugin_blk.c (100%) rename plugin_cfg80211.c => plugins/plugin_cfg80211.c (100%) rename plugin_function.c => plugins/plugin_function.c (100%) rename plugin_hrtimer.c => plugins/plugin_hrtimer.c (100%) rename plugin_jbd2.c => plugins/plugin_jbd2.c (100%) rename plugin_kmem.c => plugins/plugin_kmem.c (100%) rename plugin_kvm.c => plugins/plugin_kvm.c (100%) rename plugin_mac80211.c => plugins/plugin_mac80211.c (100%) rename plugin_python.c => plugins/plugin_python.c (100%) rename plugin_sched_switch.c => plugins/plugin_sched_switch.c (100%) rename plugin_scsi.c => plugins/plugin_scsi.c (100%) rename plugin_tlb.c => plugins/plugin_tlb.c (100%) rename plugin_xen.c => plugins/plugin_xen.c (100%) diff --git a/Makefile b/Makefile index aaf7c72..7a8ca84 100644 --- a/Makefile +++ b/Makefile @@ -65,6 +65,12 @@ PYTHON_DIR_SQ = '$(subst ','\'',$(PYTHON_DIR))' var_dir = /var endif +# Shell quotes +bindir_SQ = $(subst ','\'',$(bindir)) +bindir_relative_SQ = $(subst ','\'',$(bindir_relative)) +plugin_dir_SQ = $(subst ','\'',$(plugin_dir)) +python_dir_SQ = $(subst ','\'',$(python_dir)) + VAR_DIR = -DVAR_DIR="$(var_dir)" VAR_DIR_SQ = '$(subst ','\'',$(VAR_DIR))' var_dir_SQ = '$(subst ','\'',$(var_dir))' @@ -75,6 +81,10 @@ HELP_DIR_SQ = '$(subst ','\'',$(HELP_DIR))' BASH_COMPLETE_DIR ?= /etc/bash_completion.d +export PLUGIN_DIR +export PYTHON_DIR +export PYTHON_DIR_SQ +export plugin_dir_SQ export var_dir # copy a bit from Linux kbuild @@ -108,6 +118,8 @@ ifeq ($(shell sh -c "pkg-config --cflags $(PYTHON_VERS) > /dev/null 2>&1 && whic endif endif # NO_PYTHON +export PYTHON_PLUGINS + # $(call test-build, snippet, ret) -> ret if snippet compiles # -> empty otherwise test-build = $(if $(shell sh -c 'echo "$(1)" | \ @@ -151,12 +163,6 @@ obj := $(objtree) export prefix bindir src obj -# Shell quotes -bindir_SQ = $(subst ','\'',$(bindir)) -bindir_relative_SQ = $(subst ','\'',$(bindir_relative)) -plugin_dir_SQ = $(subst ','\'',$(plugin_dir)) -python_dir_SQ = $(subst ','\'',$(python_dir)) - LIBS = -ldl LIBTRACEEVENT_DIR = $(obj)/lib/traceevent @@ -251,26 +257,9 @@ TRACE_CMD_OBJS = trace-cmd.o trace-record.o trace-read.o trace-split.o trace-lis trace-check-events.o trace-show.o trace-list.o \ trace-output.o trace-usage.o trace-msg.o -PLUGIN_OBJS = -PLUGIN_OBJS += plugin_jbd2.o -PLUGIN_OBJS += plugin_hrtimer.o -PLUGIN_OBJS += plugin_kmem.o -PLUGIN_OBJS += plugin_kvm.o -PLUGIN_OBJS += plugin_mac80211.o -PLUGIN_OBJS += plugin_sched_switch.o -PLUGIN_OBJS += plugin_function.o -PLUGIN_OBJS += plugin_xen.o -PLUGIN_OBJS += plugin_scsi.o -PLUGIN_OBJS += plugin_cfg80211.o -PLUGIN_OBJS += plugin_blk.o -PLUGIN_OBJS += plugin_tlb.o +ALL_OBJS = $(TRACE_CMD_OBJS) -PLUGINS := $(PLUGIN_OBJS:.o=.so) - -ALL_OBJS = $(TRACE_CMD_OBJS) $(PLUGIN_OBJS) - -CMD_TARGETS = trace_plugin_dir trace_python_dir tc_version.h \ - trace-cmd $(PLUGINS) $(BUILD_PYTHON) +CMD_TARGETS = tc_version.h trace-cmd $(BUILD_PYTHON) TARGETS = $(CMD_TARGETS) @@ -284,7 +273,7 @@ TARGETS = $(CMD_TARGETS) # If you want kernelshark, then do: make gui ### -all: all_cmd show_gui_make +all: all_cmd plugins show_gui_make all_cmd: $(CMD_TARGETS) @@ -312,10 +301,10 @@ $(LIBTRACEEVENT_SHARED): force $(LIBTRACEEVENT_STATIC): force $(Q)$(MAKE) -C $(src)/lib/traceevent libtraceevent.a -$(LIBTRACECMD_STATIC): force trace_plugin_dir +$(LIBTRACECMD_STATIC): force $(obj)/plugins/trace_plugin_dir $(Q)$(MAKE) -C $(src)/lib/trace-cmd libtracecmd.a -$(LIBTRACECMD_SHARED): force trace_plugin_dir +$(LIBTRACECMD_SHARED): force $(obj)/plugins/trace_plugin_dir $(Q)$(MAKE) -C $(src)/lib/trace-cmd libtracecmd.so libtraceevent.so: $(LIBTRACEEVENT_SHARED) @@ -325,30 +314,18 @@ libtracecmd.so: $(LIBTRACECMD_SHARED) libs: $(LIBTRACECMD_SHARED) $(LIBTRACEEVENT_SHARED) -$(PLUGIN_OBJS): %.o : $(src)/%.c - $(Q)$(do_compile_plugin_obj) - -$(PLUGINS): %.so: %.o - $(Q)$(do_plugin_build) +plugins: force $(obj)/plugins/trace_plugin_dir $(obj)/plugins/trace_python_dir + $(Q)$(MAKE) -C $(src)/plugins tc_version.h: force $(Q)$(N)$(call update_version.h) -define update_dir - (echo $1 > $@.tmp; \ - if [ -r $@ ] && cmp -s $@ $@.tmp; then \ - rm -f $@.tmp; \ - else \ - echo ' UPDATE $@'; \ - mv -f $@.tmp $@; \ - fi); -endef +$(obj)/plugins/trace_plugin_dir: force + $(Q)$(MAKE) -C $(src)/plugins trace_plugin_dir -trace_plugin_dir: force - $(Q)$(N)$(call update_dir, 'PLUGIN_DIR=$(PLUGIN_DIR)') +$(obj)/plugins/trace_python_dir: force + $(Q)$(MAKE) -C $(src)/plugins trace_python_dir -trace_python_dir: force - $(Q)$(N)$(call update_dir, 'PYTHON_DIR=$(PYTHON_DIR)') ## make deps @@ -386,28 +363,8 @@ cscope: force $(RM) cscope* find . -name '*.[ch]' | cscope -b -q -PLUGINS_INSTALL = $(subst .so,.install,$(PLUGINS)) $(subst .so,.install,$(PYTHON_PLUGINS)) - -define do_install - $(print_install) \ - if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ - $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ - fi; \ - $(INSTALL) $1 '$(DESTDIR_SQ)$2' -endef - -define do_install_data - $(print_install) \ - if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ - $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ - fi; \ - $(INSTALL) -m 644 $1 '$(DESTDIR_SQ)$2' -endef - -$(PLUGINS_INSTALL): %.install : %.so force - $(Q)$(call do_install_data,$<,$(plugin_dir_SQ)) - -install_plugins: $(PLUGINS_INSTALL) +install_plugins: force + $(Q)$(MAKE) -C $(src)/plugins $@ $(PYTHON_SO_INSTALL): %.install : %.so force $(Q)$(call do_install_data,$<,$(python_dir_SQ)) @@ -459,6 +416,7 @@ clean: $(MAKE) -C $(src)/lib/traceevent clean $(MAKE) -C $(src)/lib/trace-cmd clean $(MAKE) -C $(src)/kernel-shark clean + $(MAKE) -C $(src)/plugins clean ##### PYTHON STUFF ##### @@ -473,6 +431,10 @@ PYTHON_LDFLAGS = `pkg-config --libs $(PYTHON_VERS)` \ $(shell python2 -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('LINKFORSHARED')") PYGTK_CFLAGS = `pkg-config --cflags pygtk-2.0` +export PYTHON_INCLUDES +export PYTHON_LDFLAGS +export PYGTK_CFLAGS + ctracecmd.so: $(TCMD_LIB_OBJS) ctracecmd.i swig -Wall -python -noproxy -I$(src)/include/traceevent -I$(src)/include/trace-cmd ctracecmd.i $(CC) -fpic -c $(CPPFLAGS) $(CFLAGS) $(PYTHON_INCLUDES) ctracecmd_wrap.c @@ -492,21 +454,8 @@ python-gui: $(PYTHON_GUI) PHONY += python-plugin python-plugin: $(PYTHON_PLUGINS) -CFLAGS_plugin_python.o += $(PYTHON_DIR_SQ) - -do_compile_python_plugin_obj = \ - ($(print_plugin_obj_compile) \ - $(CC) -c $(CPPFLAGS) $(CFLAGS) $(CFLAGS_$@) $(PYTHON_INCLUDES) -fPIC -o $@ $<) - -do_python_plugin_build = \ - ($(print_plugin_build) \ - $(CC) $< -shared $(LDFLAGS) $(PYTHON_LDFLAGS) -o $@) - -plugin_python.o: %.o : $(src)/%.c trace_python_dir - $(Q)$(do_compile_python_plugin_obj) - -plugin_python.so: %.so: %.o - $(Q)$(do_python_plugin_build) +plugin_python.so: force $(obj)/plugins/trace_python_dir + $(Q)$(MAKE) -C $(src)/plugins plugin_python.so dist: git archive --format=tar --prefix=trace-cmd-$(TRACECMD_VERSION)/ HEAD \ diff --git a/lib/trace-cmd/Makefile b/lib/trace-cmd/Makefile index dcb5cd5..e8fb088 100644 --- a/lib/trace-cmd/Makefile +++ b/lib/trace-cmd/Makefile @@ -28,6 +28,8 @@ libtracecmd.so: $(OBJS) %.o: %.c $(Q)$(call do_fpic_compile) +trace-util.o: $(obj)/plugins/trace_plugin_dir + $(DEPS): .%.d: %.c $(Q)$(CC) -M $(CPPFLAGS) $(CFLAGS) $< > $@ diff --git a/plugins/Makefile b/plugins/Makefile new file mode 100644 index 0000000..7a09b82 --- /dev/null +++ b/plugins/Makefile @@ -0,0 +1,69 @@ +include $(src)/scripts/utils.mk + +PLUGIN_OBJS = +PLUGIN_OBJS += plugin_jbd2.o +PLUGIN_OBJS += plugin_hrtimer.o +PLUGIN_OBJS += plugin_kmem.o +PLUGIN_OBJS += plugin_kvm.o +PLUGIN_OBJS += plugin_mac80211.o +PLUGIN_OBJS += plugin_sched_switch.o +PLUGIN_OBJS += plugin_function.o +PLUGIN_OBJS += plugin_xen.o +PLUGIN_OBJS += plugin_scsi.o +PLUGIN_OBJS += plugin_cfg80211.o +PLUGIN_OBJS += plugin_blk.o +PLUGIN_OBJS += plugin_tlb.o + +PLUGINS := $(PLUGIN_OBJS:.o=.so) +DEPS := $(PLUGIN_OBJS:%.o=.%.d) + +all: $(PLUGINS) + +$(PLUGIN_OBJS): %.o : %.c + $(Q)$(do_compile_plugin_obj) + +$(PLUGINS): %.so: %.o + $(Q)$(do_plugin_build) + +$(DEPS): .%.d: %.c + $(Q)$(CC) -M $(CPPFLAGS) $(CFLAGS) $< > $@ + +$(PLUGIN_OBJS): %.o : .%.d + +CFLAGS_plugin_python.o += $(PYTHON_DIR_SQ) + +plugin_python.o: %.o : %.c trace_python_dir + $(Q)$(do_compile_python_plugin_obj) + +plugin_python.so: %.so: %.o + $(Q)$(do_python_plugin_build) + +PLUGINS_INSTALL = $(subst .so,.install,$(PLUGINS)) $(subst .so,.install,$(PYTHON_PLUGINS)) + +$(PLUGINS_INSTALL): %.install : %.so force + $(Q)$(call do_install_data,$<,$(plugin_dir_SQ)) + +install_plugins: $(PLUGINS_INSTALL) + +# The following targets are necessary to trigger a rebuild when $(PLUGIN_DIR) +# and $(PYTHON_DIR) change. Without them, a full clean build would necessary +# in order to get the binaries updated. + +trace_plugin_dir: force + $(Q)$(N)$(call update_dir, 'PLUGIN_DIR=$(PLUGIN_DIR)') + +trace_python_dir: force + $(Q)$(N)$(call update_dir, 'PYTHON_DIR=$(PYTHON_DIR)') + + +dep_includes := $(wildcard $(DEPS)) + +ifneq ($(dep_includes),) + include $(dep_includes) +endif + +clean: + $(RM) *.a *.so *.o .*.d trace_plugin_dir trace_python_dir + +force: +.PHONY: clean force \ No newline at end of file diff --git a/plugin_blk.c b/plugins/plugin_blk.c similarity index 100% rename from plugin_blk.c rename to plugins/plugin_blk.c diff --git a/plugin_cfg80211.c b/plugins/plugin_cfg80211.c similarity index 100% rename from plugin_cfg80211.c rename to plugins/plugin_cfg80211.c diff --git a/plugin_function.c b/plugins/plugin_function.c similarity index 100% rename from plugin_function.c rename to plugins/plugin_function.c diff --git a/plugin_hrtimer.c b/plugins/plugin_hrtimer.c similarity index 100% rename from plugin_hrtimer.c rename to plugins/plugin_hrtimer.c diff --git a/plugin_jbd2.c b/plugins/plugin_jbd2.c similarity index 100% rename from plugin_jbd2.c rename to plugins/plugin_jbd2.c diff --git a/plugin_kmem.c b/plugins/plugin_kmem.c similarity index 100% rename from plugin_kmem.c rename to plugins/plugin_kmem.c diff --git a/plugin_kvm.c b/plugins/plugin_kvm.c similarity index 100% rename from plugin_kvm.c rename to plugins/plugin_kvm.c diff --git a/plugin_mac80211.c b/plugins/plugin_mac80211.c similarity index 100% rename from plugin_mac80211.c rename to plugins/plugin_mac80211.c diff --git a/plugin_python.c b/plugins/plugin_python.c similarity index 100% rename from plugin_python.c rename to plugins/plugin_python.c diff --git a/plugin_sched_switch.c b/plugins/plugin_sched_switch.c similarity index 100% rename from plugin_sched_switch.c rename to plugins/plugin_sched_switch.c diff --git a/plugin_scsi.c b/plugins/plugin_scsi.c similarity index 100% rename from plugin_scsi.c rename to plugins/plugin_scsi.c diff --git a/plugin_tlb.c b/plugins/plugin_tlb.c similarity index 100% rename from plugin_tlb.c rename to plugins/plugin_tlb.c diff --git a/plugin_xen.c b/plugins/plugin_xen.c similarity index 100% rename from plugin_xen.c rename to plugins/plugin_xen.c diff --git a/scripts/utils.mk b/scripts/utils.mk index abfe115..31fc9e9 100644 --- a/scripts/utils.mk +++ b/scripts/utils.mk @@ -62,6 +62,13 @@ do_plugin_build = \ ($(print_plugin_build) \ $(CC) $(CFLAGS) $(LDFLAGS) -shared -nostartfiles -o $@ $<) +do_compile_python_plugin_obj = \ + ($(print_plugin_obj_compile) \ + $(CC) -c $(CPPFLAGS) $(CFLAGS) $(CFLAGS_$@) $(PYTHON_INCLUDES) -fPIC -o $@ $<) + +do_python_plugin_build = \ + ($(print_plugin_build) \ + $(CC) $< -shared $(LDFLAGS) $(PYTHON_LDFLAGS) -o $@) define make_version.h (echo '/* This file is automatically generated. Do not modify. */'; \ @@ -83,3 +90,28 @@ define update_version.h fi); endef +define update_dir + (echo $1 > $@.tmp; \ + if [ -r $@ ] && cmp -s $@ $@.tmp; then \ + rm -f $@.tmp; \ + else \ + echo ' UPDATE $@'; \ + mv -f $@.tmp $@; \ + fi); +endef + +define do_install + $(print_install) \ + if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ + $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ + fi; \ + $(INSTALL) $1 '$(DESTDIR_SQ)$2' +endef + +define do_install_data + $(print_install) \ + if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ + $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ + fi; \ + $(INSTALL) -m 644 $1 '$(DESTDIR_SQ)$2' +endef