]>
Commit | Line | Data |
---|---|---|
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) | |
26 | ||
27 | EXT = -std=gnu99 | |
28 | INSTALL = install | |
29 | ||
30 | # Use DESTDIR for installing into a different root directory. | |
31 | # This is useful for building a package. The program will be | |
32 | # installed in this directory as if it was the root directory. | |
33 | # Then the build tool can move it later. | |
34 | DESTDIR ?= | |
35 | DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))' | |
36 | ||
37 | prefix ?= /usr/local | |
38 | bindir_relative = bin | |
39 | bindir = $(prefix)/$(bindir_relative) | |
40 | man_dir = $(prefix)/share/man | |
41 | man_dir_SQ = '$(subst ','\'',$(man_dir))' | |
f7d82350 | 42 | |
9f1efa82 | 43 | export man_dir man_dir_SQ INSTALL |
f7d82350 SR |
44 | export DESTDIR DESTDIR_SQ |
45 | ||
e0e96d03 JO |
46 | set_plugin_dir := 1 |
47 | ||
48 | # Set plugin_dir to preffered global plugin location | |
49 | # If we install under $HOME directory we go under | |
50 | # $(HOME)/.traceevent/plugins | |
51 | # | |
52 | # We dont set PLUGIN_DIR in case we install under $HOME | |
53 | # directory, because by default the code looks under: | |
54 | # $(HOME)/.traceevent/plugins by default. | |
55 | # | |
56 | ifeq ($(plugin_dir),) | |
57 | ifeq ($(prefix),$(HOME)) | |
58 | override plugin_dir = $(HOME)/.traceevent/plugins | |
59 | set_plugin_dir := 0 | |
60 | else | |
61 | override plugin_dir = $(prefix)/lib/traceevent/plugins | |
62 | endif | |
63 | endif | |
64 | ||
65 | ifeq ($(set_plugin_dir),1) | |
b935a58d | 66 | PLUGIN_DIR = -DPLUGIN_DIR="$(plugin_dir)" |
e0e96d03 JO |
67 | PLUGIN_DIR_SQ = '$(subst ','\'',$(PLUGIN_DIR))' |
68 | endif | |
69 | ||
2d58ab9b | 70 | include ../../scripts/Makefile.include |
c3d090f4 | 71 | |
f7d82350 SR |
72 | # copy a bit from Linux kbuild |
73 | ||
74 | ifeq ("$(origin V)", "command line") | |
75 | VERBOSE = $(V) | |
76 | endif | |
77 | ifndef VERBOSE | |
78 | VERBOSE = 0 | |
79 | endif | |
80 | ||
2d58ab9b JO |
81 | ifeq ($(srctree),) |
82 | srctree := $(patsubst %/,%,$(dir $(shell pwd))) | |
83 | srctree := $(patsubst %/,%,$(dir $(srctree))) | |
84 | srctree := $(patsubst %/,%,$(dir $(srctree))) | |
85 | #$(info Determined 'srctree' to be $(srctree)) | |
f7d82350 SR |
86 | endif |
87 | ||
f7d82350 SR |
88 | export prefix bindir src obj |
89 | ||
90 | # Shell quotes | |
91 | bindir_SQ = $(subst ','\'',$(bindir)) | |
92 | bindir_relative_SQ = $(subst ','\'',$(bindir_relative)) | |
e0e96d03 | 93 | plugin_dir_SQ = $(subst ','\'',$(plugin_dir)) |
f7d82350 SR |
94 | |
95 | LIB_FILE = libtraceevent.a libtraceevent.so | |
96 | ||
97 | CONFIG_INCLUDES = | |
98 | CONFIG_LIBS = | |
99 | CONFIG_FLAGS = | |
100 | ||
101 | VERSION = $(EP_VERSION) | |
102 | PATCHLEVEL = $(EP_PATCHLEVEL) | |
103 | EXTRAVERSION = $(EP_EXTRAVERSION) | |
104 | ||
105 | OBJ = $@ | |
106 | N = | |
107 | ||
f7d82350 SR |
108 | EVENT_PARSE_VERSION = $(EP_VERSION).$(EP_PATCHLEVEL).$(EP_EXTRAVERSION) |
109 | ||
2d58ab9b | 110 | INCLUDES = -I. -I $(srctree)/tools/include $(CONFIG_INCLUDES) |
f7d82350 | 111 | |
2d58ab9b JO |
112 | # Set compile option CFLAGS |
113 | ifdef EXTRA_CFLAGS | |
114 | CFLAGS := $(EXTRA_CFLAGS) | |
115 | else | |
116 | CFLAGS := -g -Wall | |
117 | endif | |
f7d82350 SR |
118 | |
119 | # Append required CFLAGS | |
2d58ab9b | 120 | override CFLAGS += -fPIC |
f7d82350 | 121 | override CFLAGS += $(CONFIG_FLAGS) $(INCLUDES) $(PLUGIN_DIR_SQ) |
c055875b | 122 | override CFLAGS += $(udis86-flags) -D_GNU_SOURCE |
f7d82350 SR |
123 | |
124 | ifeq ($(VERBOSE),1) | |
125 | Q = | |
f7d82350 SR |
126 | else |
127 | Q = @ | |
f7d82350 SR |
128 | endif |
129 | ||
2d58ab9b JO |
130 | # Disable command line variables (CFLAGS) overide from top |
131 | # level Makefile (perf), otherwise build Makefile will get | |
132 | # the same command line setup. | |
133 | MAKEOVERRIDES= | |
f7d82350 | 134 | |
2d58ab9b JO |
135 | export srctree OUTPUT CC LD CFLAGS V |
136 | build := -f $(srctree)/tools/build/Makefile.build dir=. obj | |
f7d82350 | 137 | |
2d58ab9b JO |
138 | PLUGINS = plugin_jbd2.so |
139 | PLUGINS += plugin_hrtimer.so | |
140 | PLUGINS += plugin_kmem.so | |
141 | PLUGINS += plugin_kvm.so | |
142 | PLUGINS += plugin_mac80211.so | |
143 | PLUGINS += plugin_sched_switch.so | |
144 | PLUGINS += plugin_function.so | |
145 | PLUGINS += plugin_xen.so | |
146 | PLUGINS += plugin_scsi.so | |
147 | PLUGINS += plugin_cfg80211.so | |
f7d82350 | 148 | |
2d58ab9b JO |
149 | PLUGINS := $(addprefix $(OUTPUT),$(PLUGINS)) |
150 | PLUGINS_IN := $(PLUGINS:.so=-in.o) | |
f7d82350 | 151 | |
2d58ab9b JO |
152 | TE_IN := $(OUTPUT)libtraceevent-in.o |
153 | LIB_FILE := $(addprefix $(OUTPUT),$(LIB_FILE)) | |
f7d82350 | 154 | |
e0e96d03 | 155 | CMD_TARGETS = $(LIB_FILE) $(PLUGINS) |
f7d82350 SR |
156 | |
157 | TARGETS = $(CMD_TARGETS) | |
158 | ||
f7d82350 SR |
159 | all: all_cmd |
160 | ||
161 | all_cmd: $(CMD_TARGETS) | |
162 | ||
2d58ab9b JO |
163 | $(TE_IN): force |
164 | $(Q)$(MAKE) $(build)=libtraceevent | |
165 | ||
166 | $(OUTPUT)libtraceevent.so: $(TE_IN) | |
e6262e23 | 167 | $(QUIET_LINK)$(CC) --shared $^ -o $@ |
f7d82350 | 168 | |
2d58ab9b | 169 | $(OUTPUT)libtraceevent.a: $(TE_IN) |
e6262e23 | 170 | $(QUIET_LINK)$(RM) $@; $(AR) rcs $@ $^ |
f7d82350 | 171 | |
e0e96d03 JO |
172 | plugins: $(PLUGINS) |
173 | ||
2d58ab9b JO |
174 | __plugin_obj = $(notdir $@) |
175 | plugin_obj = $(__plugin_obj:-in.o=) | |
f7d82350 | 176 | |
2d58ab9b JO |
177 | $(PLUGINS_IN): force |
178 | $(Q)$(MAKE) $(build)=$(plugin_obj) | |
e0e96d03 | 179 | |
2d58ab9b JO |
180 | $(OUTPUT)%.so: $(OUTPUT)%-in.o |
181 | $(QUIET_LINK)$(CC) $(CFLAGS) -shared -nostartfiles -o $@ $^ | |
e0e96d03 | 182 | |
f7d82350 | 183 | define make_version.h |
198430b5 JO |
184 | (echo '/* This file is automatically generated. Do not modify. */'; \ |
185 | echo \#define VERSION_CODE $(shell \ | |
186 | expr $(VERSION) \* 256 + $(PATCHLEVEL)); \ | |
187 | echo '#define EXTRAVERSION ' $(EXTRAVERSION); \ | |
188 | echo '#define VERSION_STRING "'$(VERSION).$(PATCHLEVEL).$(EXTRAVERSION)'"'; \ | |
189 | echo '#define FILE_VERSION '$(FILE_VERSION); \ | |
190 | ) > $1 | |
f7d82350 SR |
191 | endef |
192 | ||
193 | define update_version.h | |
198430b5 JO |
194 | ($(call make_version.h, $@.tmp); \ |
195 | if [ -r $@ ] && cmp -s $@ $@.tmp; then \ | |
196 | rm -f $@.tmp; \ | |
197 | else \ | |
198 | echo ' UPDATE $@'; \ | |
199 | mv -f $@.tmp $@; \ | |
200 | fi); | |
f7d82350 SR |
201 | endef |
202 | ||
203 | ep_version.h: force | |
204 | $(Q)$(N)$(call update_version.h) | |
205 | ||
206 | VERSION_FILES = ep_version.h | |
207 | ||
208 | define update_dir | |
198430b5 JO |
209 | (echo $1 > $@.tmp; \ |
210 | if [ -r $@ ] && cmp -s $@ $@.tmp; then \ | |
211 | rm -f $@.tmp; \ | |
212 | else \ | |
213 | echo ' UPDATE $@'; \ | |
214 | mv -f $@.tmp $@; \ | |
215 | fi); | |
f7d82350 SR |
216 | endef |
217 | ||
f7d82350 SR |
218 | tags: force |
219 | $(RM) tags | |
6545e3a8 NK |
220 | find . -name '*.[ch]' | xargs ctags --extra=+f --c-kinds=+px \ |
221 | --regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' | |
f7d82350 SR |
222 | |
223 | TAGS: force | |
224 | $(RM) TAGS | |
6545e3a8 NK |
225 | find . -name '*.[ch]' | xargs etags \ |
226 | --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' | |
f7d82350 SR |
227 | |
228 | define do_install | |
f7d82350 SR |
229 | if [ ! -d '$(DESTDIR_SQ)$2' ]; then \ |
230 | $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \ | |
231 | fi; \ | |
232 | $(INSTALL) $1 '$(DESTDIR_SQ)$2' | |
233 | endef | |
234 | ||
02a82c7b JO |
235 | define do_install_plugins |
236 | for plugin in $1; do \ | |
237 | $(call do_install,$$plugin,$(plugin_dir_SQ)); \ | |
238 | done | |
239 | endef | |
e0e96d03 | 240 | |
02a82c7b JO |
241 | install_lib: all_cmd install_plugins |
242 | $(call QUIET_INSTALL, $(LIB_FILE)) \ | |
243 | $(call do_install,$(LIB_FILE),$(bindir_SQ)) | |
e0e96d03 | 244 | |
02a82c7b JO |
245 | install_plugins: $(PLUGINS) |
246 | $(call QUIET_INSTALL, trace_plugins) \ | |
247 | $(call do_install_plugins, $(PLUGINS)) | |
e0e96d03 | 248 | |
f7d82350 SR |
249 | install: install_lib |
250 | ||
251 | clean: | |
4a953c71 JO |
252 | $(call QUIET_CLEAN, libtraceevent) \ |
253 | $(RM) *.o *~ $(TARGETS) *.a *.so $(VERSION_FILES) .*.d \ | |
254 | $(RM) TRACEEVENT-CFLAGS tags TAGS | |
f7d82350 | 255 | |
9bb8e5ed | 256 | PHONY += force plugins |
f7d82350 SR |
257 | force: |
258 | ||
259 | # Declare the contents of the .PHONY variable as phony. We keep that | |
260 | # information in a variable so we can use it in if_changed and friends. | |
261 | .PHONY: $(PHONY) |