Commit | Line | Data |
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f7d82350 SR |
1 | # trace-cmd version |
2 | EP_VERSION = 1 | |
3 | EP_PATCHLEVEL = 1 | |
4 | EP_EXTRAVERSION = 0 | |
5 | ||
6 | # file format version | |
7 | FILE_VERSION = 6 | |
8 | ||
9 | MAKEFLAGS += --no-print-directory | |
10 | ||
11 | ||
12 | # Makefiles suck: This macro sets a default value of $(2) for the | |
13 | # variable named by $(1), unless the variable has been set by | |
14 | # environment or command line. This is necessary for CC and AR | |
15 | # because make sets default values, so the simpler ?= approach | |
16 | # won't work as expected. | |
17 | define allow-override | |
18 | $(if $(or $(findstring environment,$(origin $(1))),\ | |
19 | $(findstring command line,$(origin $(1)))),,\ | |
20 | $(eval $(1) = $(2))) | |
21 | endef | |
22 | ||
23 | # Allow setting CC and AR, or setting CROSS_COMPILE as a prefix. | |
24 | $(call allow-override,CC,$(CROSS_COMPILE)gcc) | |
25 | $(call allow-override,AR,$(CROSS_COMPILE)ar) | |
e3d09ec8 | 26 | $(call allow-override,NM,$(CROSS_COMPILE)nm) |
f7d82350 SR |
27 | |
28 | EXT = -std=gnu99 | |
29 | INSTALL = install | |
30 | ||
31 | # Use DESTDIR for installing into a different root directory. | |
32 | # This is useful for building a package. The program will be | |
33 | # installed in this directory as if it was the root directory. | |
34 | # Then the build tool can move it later. | |
35 | DESTDIR ?= | |
36 | DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))' | |
37 | ||
bb53e176 WN |
38 | LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1) |
39 | ifeq ($(LP64), 1) | |
40 | libdir_relative = lib64 | |
41 | else | |
42 | libdir_relative = lib | |
43 | endif | |
44 | ||
f7d82350 | 45 | prefix ?= /usr/local |
bb53e176 | 46 | libdir = $(prefix)/$(libdir_relative) |
f7d82350 SR |
47 | man_dir = $(prefix)/share/man |
48 | man_dir_SQ = '$(subst ','\'',$(man_dir))' | |
f7d82350 | 49 | |
9f1efa82 | 50 | export man_dir man_dir_SQ INSTALL |
f7d82350 SR |
51 | export DESTDIR DESTDIR_SQ |
52 | ||
e0e96d03 JO |
53 | set_plugin_dir := 1 |
54 | ||
55 | # Set plugin_dir to preffered global plugin location | |
56 | # If we install under $HOME directory we go under | |
57 | # $(HOME)/.traceevent/plugins | |
58 | # | |
59 | # We dont set PLUGIN_DIR in case we install under $HOME | |
60 | # directory, because by default the code looks under: | |
61 | # $(HOME)/.traceevent/plugins by default. | |
62 | # | |
63 | ifeq ($(plugin_dir),) | |
64 | ifeq ($(prefix),$(HOME)) | |
65 | override plugin_dir = $(HOME)/.traceevent/plugins | |
66 | set_plugin_dir := 0 | |
67 | else | |
bb53e176 | 68 | override plugin_dir = $(libdir)/traceevent/plugins |
e0e96d03 JO |
69 | endif |
70 | endif | |
71 | ||
72 | ifeq ($(set_plugin_dir),1) | |
b935a58d | 73 | PLUGIN_DIR = -DPLUGIN_DIR="$(plugin_dir)" |
e0e96d03 JO |
74 | PLUGIN_DIR_SQ = '$(subst ','\'',$(PLUGIN_DIR))' |
75 | endif | |
76 | ||
2d58ab9b | 77 | include ../../scripts/Makefile.include |
c3d090f4 | 78 | |
f7d82350 SR |
79 | # copy a bit from Linux kbuild |
80 | ||
81 | ifeq ("$(origin V)", "command line") | |
82 | VERBOSE = $(V) | |
83 | endif | |
84 | ifndef VERBOSE | |
85 | VERBOSE = 0 | |
86 | endif | |
87 | ||
2d58ab9b JO |
88 | ifeq ($(srctree),) |
89 | srctree := $(patsubst %/,%,$(dir $(shell pwd))) | |
90 | srctree := $(patsubst %/,%,$(dir $(srctree))) | |
91 | srctree := $(patsubst %/,%,$(dir $(srctree))) | |
92 | #$(info Determined 'srctree' to be $(srctree)) | |
f7d82350 SR |
93 | endif |
94 | ||
bb53e176 | 95 | export prefix libdir src obj |
f7d82350 SR |
96 | |
97 | # Shell quotes | |
bb53e176 WN |
98 | libdir_SQ = $(subst ','\'',$(libdir)) |
99 | libdir_relative_SQ = $(subst ','\'',$(libdir_relative)) | |
e0e96d03 | 100 | plugin_dir_SQ = $(subst ','\'',$(plugin_dir)) |
f7d82350 SR |
101 | |
102 | LIB_FILE = libtraceevent.a libtraceevent.so | |
103 | ||
104 | CONFIG_INCLUDES = | |
105 | CONFIG_LIBS = | |
106 | CONFIG_FLAGS = | |
107 | ||
108 | VERSION = $(EP_VERSION) | |
109 | PATCHLEVEL = $(EP_PATCHLEVEL) | |
110 | EXTRAVERSION = $(EP_EXTRAVERSION) | |
111 | ||
112 | OBJ = $@ | |
113 | N = | |
114 | ||
f7d82350 SR |
115 | EVENT_PARSE_VERSION = $(EP_VERSION).$(EP_PATCHLEVEL).$(EP_EXTRAVERSION) |
116 | ||
2d58ab9b | 117 | INCLUDES = -I. -I $(srctree)/tools/include $(CONFIG_INCLUDES) |
f7d82350 | 118 | |
2d58ab9b JO |
119 | # Set compile option CFLAGS |
120 | ifdef EXTRA_CFLAGS | |
121 | CFLAGS := $(EXTRA_CFLAGS) | |
122 | else | |
123 | CFLAGS := -g -Wall | |
124 | endif | |
f7d82350 SR |
125 | |
126 | # Append required CFLAGS | |
2d58ab9b | 127 | override CFLAGS += -fPIC |
f7d82350 | 128 | override CFLAGS += $(CONFIG_FLAGS) $(INCLUDES) $(PLUGIN_DIR_SQ) |
c055875b | 129 | override CFLAGS += $(udis86-flags) -D_GNU_SOURCE |
f7d82350 SR |
130 | |
131 | ifeq ($(VERBOSE),1) | |
132 | Q = | |
f7d82350 SR |
133 | else |
134 | Q = @ | |
f7d82350 SR |
135 | endif |
136 | ||
2d58ab9b JO |
137 | # Disable command line variables (CFLAGS) overide from top |
138 | # level Makefile (perf), otherwise build Makefile will get | |
139 | # the same command line setup. | |
140 | MAKEOVERRIDES= | |
f7d82350 | 141 | |
2d58ab9b JO |
142 | export srctree OUTPUT CC LD CFLAGS V |
143 | build := -f $(srctree)/tools/build/Makefile.build dir=. obj | |
f7d82350 | 144 | |
2d58ab9b JO |
145 | PLUGINS = plugin_jbd2.so |
146 | PLUGINS += plugin_hrtimer.so | |
147 | PLUGINS += plugin_kmem.so | |
148 | PLUGINS += plugin_kvm.so | |
149 | PLUGINS += plugin_mac80211.so | |
150 | PLUGINS += plugin_sched_switch.so | |
151 | PLUGINS += plugin_function.so | |
152 | PLUGINS += plugin_xen.so | |
153 | PLUGINS += plugin_scsi.so | |
154 | PLUGINS += plugin_cfg80211.so | |
f7d82350 | 155 | |
2d58ab9b JO |
156 | PLUGINS := $(addprefix $(OUTPUT),$(PLUGINS)) |
157 | PLUGINS_IN := $(PLUGINS:.so=-in.o) | |
f7d82350 | 158 | |
2d58ab9b JO |
159 | TE_IN := $(OUTPUT)libtraceevent-in.o |
160 | LIB_FILE := $(addprefix $(OUTPUT),$(LIB_FILE)) | |
e3d09ec8 | 161 | DYNAMIC_LIST_FILE := $(OUTPUT)libtraceevent-dynamic-list |
f7d82350 | 162 | |
e3d09ec8 | 163 | CMD_TARGETS = $(LIB_FILE) $(PLUGINS) $(DYNAMIC_LIST_FILE) |
f7d82350 SR |
164 | |
165 | TARGETS = $(CMD_TARGETS) | |
166 | ||
f7d82350 SR |
167 | all: all_cmd |
168 | ||
169 | all_cmd: $(CMD_TARGETS) | |
170 | ||
2d58ab9b JO |
171 | $(TE_IN): force |
172 | $(Q)$(MAKE) $(build)=libtraceevent | |
173 | ||
174 | $(OUTPUT)libtraceevent.so: $(TE_IN) | |
e6262e23 | 175 | $(QUIET_LINK)$(CC) --shared $^ -o $@ |
f7d82350 | 176 | |
2d58ab9b | 177 | $(OUTPUT)libtraceevent.a: $(TE_IN) |
e6262e23 | 178 | $(QUIET_LINK)$(RM) $@; $(AR) rcs $@ $^ |
f7d82350 | 179 | |
e3d09ec8 HK |
180 | $(OUTPUT)libtraceevent-dynamic-list: $(PLUGINS) |
181 | $(QUIET_GEN)$(call do_generate_dynamic_list_file, $(PLUGINS), $@) | |
182 | ||
e0e96d03 JO |
183 | plugins: $(PLUGINS) |
184 | ||
2d58ab9b JO |
185 | __plugin_obj = $(notdir $@) |
186 | plugin_obj = $(__plugin_obj:-in.o=) | |
f7d82350 | 187 | |
2d58ab9b JO |
188 | $(PLUGINS_IN): force |
189 | $(Q)$(MAKE) $(build)=$(plugin_obj) | |
e0e96d03 | 190 | |
2d58ab9b JO |
191 | $(OUTPUT)%.so: $(OUTPUT)%-in.o |
192 | $(QUIET_LINK)$(CC) $(CFLAGS) -shared -nostartfiles -o $@ $^ | |
e0e96d03 | 193 | |
f7d82350 | 194 | define make_version.h |
198430b5 JO |
195 | (echo '/* This file is automatically generated. Do not modify. */'; \ |
196 | echo \#define VERSION_CODE $(shell \ | |
197 | expr $(VERSION) \* 256 + $(PATCHLEVEL)); \ | |
198 | echo '#define EXTRAVERSION ' $(EXTRAVERSION); \ | |
199 | echo '#define VERSION_STRING "'$(VERSION).$(PATCHLEVEL).$(EXTRAVERSION)'"'; \ | |
200 | echo '#define FILE_VERSION '$(FILE_VERSION); \ | |
201 | ) > $1 | |
f7d82350 SR |
202 | endef |
203 | ||
204 | define update_version.h | |
198430b5 JO |
205 | ($(call make_version.h, $@.tmp); \ |
206 | if [ -r $@ ] && cmp -s $@ $@.tmp; then \ | |
207 | rm -f $@.tmp; \ | |
208 | else \ | |
209 | echo ' UPDATE $@'; \ | |
210 | mv -f $@.tmp $@; \ | |
211 | fi); | |
f7d82350 SR |
212 | endef |
213 | ||
214 | ep_version.h: force | |
215 | $(Q)$(N)$(call update_version.h) | |
216 | ||
217 | VERSION_FILES = ep_version.h | |
218 | ||
219 | define update_dir | |
198430b5 JO |
220 | (echo $1 > $@.tmp; \ |
221 | if [ -r $@ ] && cmp -s $@ $@.tmp; then \ | |
222 | rm -f $@.tmp; \ | |
223 | else \ | |
224 | echo ' UPDATE $@'; \ | |
225 | mv -f $@.tmp $@; \ | |
226 | fi); | |
f7d82350 SR |
227 | endef |
228 | ||
f7d82350 SR |
229 | tags: force |
230 | $(RM) tags | |
6545e3a8 NK |
231 | find . -name '*.[ch]' | xargs ctags --extra=+f --c-kinds=+px \ |
232 | --regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' | |
f7d82350 SR |
233 | |
234 | TAGS: force | |
235 | $(RM) TAGS | |
6545e3a8 NK |
236 | find . -name '*.[ch]' | xargs etags \ |
237 | --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' | |
f7d82350 SR |
238 | |
239 | define do_install | |
f7d82350 SR |
240 | if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ |
241 | $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ | |
242 | fi; \ | |
243 | $(INSTALL) $1 '$(DESTDIR_SQ)$2' | |
244 | endef | |
245 | ||
02a82c7b JO |
246 | define do_install_plugins |
247 | for plugin in $1; do \ | |
248 | $(call do_install,$$plugin,$(plugin_dir_SQ)); \ | |
249 | done | |
250 | endef | |
e0e96d03 | 251 | |
e3d09ec8 HK |
252 | define do_generate_dynamic_list_file |
253 | (echo '{'; \ | |
254 | $(NM) -u -D $1 | awk 'NF>1 {print "\t"$$2";"}' | sort -u; \ | |
255 | echo '};'; \ | |
256 | ) > $2 | |
257 | endef | |
258 | ||
02a82c7b JO |
259 | install_lib: all_cmd install_plugins |
260 | $(call QUIET_INSTALL, $(LIB_FILE)) \ | |
bb53e176 | 261 | $(call do_install,$(LIB_FILE),$(libdir_SQ)) |
e0e96d03 | 262 | |
02a82c7b JO |
263 | install_plugins: $(PLUGINS) |
264 | $(call QUIET_INSTALL, trace_plugins) \ | |
265 | $(call do_install_plugins, $(PLUGINS)) | |
e0e96d03 | 266 | |
f7d82350 SR |
267 | install: install_lib |
268 | ||
269 | clean: | |
4a953c71 | 270 | $(call QUIET_CLEAN, libtraceevent) \ |
c867b150 | 271 | $(RM) *.o *~ $(TARGETS) *.a *.so $(VERSION_FILES) .*.d .*.cmd \ |
4a953c71 | 272 | $(RM) TRACEEVENT-CFLAGS tags TAGS |
f7d82350 | 273 | |
9bb8e5ed | 274 | PHONY += force plugins |
f7d82350 SR |
275 | force: |
276 | ||
277 | # Declare the contents of the .PHONY variable as phony. We keep that | |
278 | # information in a variable so we can use it in if_changed and friends. | |
279 | .PHONY: $(PHONY) |