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1 | #!/bin/sh | |
2 | # Generate tags or cscope files | |
3 | # Usage tags.sh <mode> | |
4 | # | |
5 | # mode may be any of: tags, TAGS, cscope | |
6 | # | |
7 | # Uses the following environment variables: | |
8 | # ARCH, SUBARCH, SRCARCH, srctree, src, obj | |
9 | ||
10 | if [ "$KBUILD_VERBOSE" = "1" ]; then | |
11 | set -x | |
12 | fi | |
13 | ||
14 | # RCS_FIND_IGNORE has escaped ()s -- remove them. | |
15 | ignore="$(echo "$RCS_FIND_IGNORE" | sed 's|\\||g' )" | |
16 | # tags and cscope files should also ignore MODVERSION *.mod.c files | |
17 | ignore="$ignore ( -name *.mod.c ) -prune -o" | |
18 | ||
19 | # Do not use full path if we do not use O=.. builds | |
20 | # Use make O=. {tags|cscope} | |
21 | # to force full paths for a non-O= build | |
22 | if [ "${KBUILD_SRC}" = "" ]; then | |
23 | tree= | |
24 | else | |
25 | tree=${srctree}/ | |
26 | fi | |
27 | ||
28 | # ignore userspace tools | |
29 | ignore="$ignore ( -path ${tree}tools ) -prune -o" | |
30 | ||
31 | # Find all available archs | |
32 | find_all_archs() | |
33 | { | |
34 | ALLSOURCE_ARCHS="" | |
35 | for arch in `ls ${tree}arch`; do | |
36 | ALLSOURCE_ARCHS="${ALLSOURCE_ARCHS} "${arch##\/} | |
37 | done | |
38 | } | |
39 | ||
40 | # Detect if ALLSOURCE_ARCHS is set. If not, we assume SRCARCH | |
41 | if [ "${ALLSOURCE_ARCHS}" = "" ]; then | |
42 | ALLSOURCE_ARCHS=${SRCARCH} | |
43 | elif [ "${ALLSOURCE_ARCHS}" = "all" ]; then | |
44 | find_all_archs | |
45 | fi | |
46 | ||
47 | # find sources in arch/$ARCH | |
48 | find_arch_sources() | |
49 | { | |
50 | for i in $archincludedir; do | |
51 | prune="$prune -wholename $i -prune -o" | |
52 | done | |
53 | find ${tree}arch/$1 $ignore $subarchprune $prune -name "$2" \ | |
54 | -not -type l -print; | |
55 | } | |
56 | ||
57 | # find sources in arch/$1/include | |
58 | find_arch_include_sources() | |
59 | { | |
60 | include=$(find ${tree}arch/$1/ $subarchprune \ | |
61 | -name include -type d -print); | |
62 | if [ -n "$include" ]; then | |
63 | archincludedir="$archincludedir $include" | |
64 | find $include $ignore -name "$2" -not -type l -print; | |
65 | fi | |
66 | } | |
67 | ||
68 | # find sources in include/ | |
69 | find_include_sources() | |
70 | { | |
71 | find ${tree}include $ignore -name config -prune -o -name "$1" \ | |
72 | -not -type l -print; | |
73 | } | |
74 | ||
75 | # find sources in rest of tree | |
76 | # we could benefit from a list of dirs to search in here | |
77 | find_other_sources() | |
78 | { | |
79 | find ${tree}* $ignore \ | |
80 | \( -name include -o -name arch -o -name '.tmp_*' \) -prune -o \ | |
81 | -name "$1" -not -type l -print; | |
82 | } | |
83 | ||
84 | find_sources() | |
85 | { | |
86 | find_arch_sources $1 "$2" | |
87 | } | |
88 | ||
89 | all_sources() | |
90 | { | |
91 | find_arch_include_sources ${SRCARCH} '*.[chS]' | |
92 | if [ ! -z "$archinclude" ]; then | |
93 | find_arch_include_sources $archinclude '*.[chS]' | |
94 | fi | |
95 | find_include_sources '*.[chS]' | |
96 | for arch in $ALLSOURCE_ARCHS | |
97 | do | |
98 | find_sources $arch '*.[chS]' | |
99 | done | |
100 | find_other_sources '*.[chS]' | |
101 | } | |
102 | ||
103 | all_compiled_sources() | |
104 | { | |
105 | for i in $(all_sources); do | |
106 | case "$i" in | |
107 | *.[cS]) | |
108 | j=${i/\.[cS]/\.o} | |
109 | if [ -e $j ]; then | |
110 | echo $i | |
111 | fi | |
112 | ;; | |
113 | *) | |
114 | echo $i | |
115 | ;; | |
116 | esac | |
117 | done | |
118 | } | |
119 | ||
120 | all_target_sources() | |
121 | { | |
122 | if [ -n "$COMPILED_SOURCE" ]; then | |
123 | all_compiled_sources | |
124 | else | |
125 | all_sources | |
126 | fi | |
127 | } | |
128 | ||
129 | all_kconfigs() | |
130 | { | |
131 | for arch in $ALLSOURCE_ARCHS; do | |
132 | find_sources $arch 'Kconfig*' | |
133 | done | |
134 | find_other_sources 'Kconfig*' | |
135 | } | |
136 | ||
137 | all_defconfigs() | |
138 | { | |
139 | find_sources $ALLSOURCE_ARCHS "defconfig" | |
140 | } | |
141 | ||
142 | docscope() | |
143 | { | |
144 | (echo \-k; echo \-q; all_target_sources) > cscope.files | |
145 | cscope -b -f cscope.out | |
146 | } | |
147 | ||
148 | dogtags() | |
149 | { | |
150 | all_target_sources | gtags -i -f - | |
151 | } | |
152 | ||
153 | exuberant() | |
154 | { | |
155 | all_target_sources | xargs $1 -a \ | |
156 | -I __initdata,__exitdata,__initconst, \ | |
157 | -I __cpuinitdata,__initdata_memblock \ | |
158 | -I __refdata,__attribute,__maybe_unused,__always_unused \ | |
159 | -I __acquires,__releases,__deprecated \ | |
160 | -I __read_mostly,__aligned,____cacheline_aligned \ | |
161 | -I ____cacheline_aligned_in_smp \ | |
162 | -I __cacheline_aligned,__cacheline_aligned_in_smp \ | |
163 | -I ____cacheline_internodealigned_in_smp \ | |
164 | -I __used,__packed,__packed2__,__must_check,__must_hold \ | |
165 | -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL,ACPI_EXPORT_SYMBOL \ | |
166 | -I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \ | |
167 | -I static,const \ | |
168 | --extra=+f --c-kinds=+px \ | |
169 | --regex-asm='/^(ENTRY|_GLOBAL)\(([^)]*)\).*/\2/' \ | |
170 | --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \ | |
171 | --regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/' \ | |
172 | --regex-c++='/^DEFINE_EVENT\([^,)]*, *([^,)]*).*/trace_\1/' \ | |
173 | --regex-c++='/PAGEFLAG\(([^,)]*).*/Page\1/' \ | |
174 | --regex-c++='/PAGEFLAG\(([^,)]*).*/SetPage\1/' \ | |
175 | --regex-c++='/PAGEFLAG\(([^,)]*).*/ClearPage\1/' \ | |
176 | --regex-c++='/TESTSETFLAG\(([^,)]*).*/TestSetPage\1/' \ | |
177 | --regex-c++='/TESTPAGEFLAG\(([^,)]*).*/Page\1/' \ | |
178 | --regex-c++='/SETPAGEFLAG\(([^,)]*).*/SetPage\1/' \ | |
179 | --regex-c++='/__SETPAGEFLAG\(([^,)]*).*/__SetPage\1/' \ | |
180 | --regex-c++='/TESTCLEARFLAG\(([^,)]*).*/TestClearPage\1/' \ | |
181 | --regex-c++='/__TESTCLEARFLAG\(([^,)]*).*/TestClearPage\1/' \ | |
182 | --regex-c++='/CLEARPAGEFLAG\(([^,)]*).*/ClearPage\1/' \ | |
183 | --regex-c++='/__CLEARPAGEFLAG\(([^,)]*).*/__ClearPage\1/' \ | |
184 | --regex-c++='/__PAGEFLAG\(([^,)]*).*/__SetPage\1/' \ | |
185 | --regex-c++='/__PAGEFLAG\(([^,)]*).*/__ClearPage\1/' \ | |
186 | --regex-c++='/PAGEFLAG_FALSE\(([^,)]*).*/Page\1/' \ | |
187 | --regex-c++='/TESTSCFLAG\(([^,)]*).*/TestSetPage\1/' \ | |
188 | --regex-c++='/TESTSCFLAG\(([^,)]*).*/TestClearPage\1/' \ | |
189 | --regex-c++='/SETPAGEFLAG_NOOP\(([^,)]*).*/SetPage\1/' \ | |
190 | --regex-c++='/CLEARPAGEFLAG_NOOP\(([^,)]*).*/ClearPage\1/' \ | |
191 | --regex-c++='/__CLEARPAGEFLAG_NOOP\(([^,)]*).*/__ClearPage\1/' \ | |
192 | --regex-c++='/TESTCLEARFLAG_FALSE\(([^,)]*).*/TestClearPage\1/' \ | |
193 | --regex-c++='/__TESTCLEARFLAG_FALSE\(([^,)]*).*/__TestClearPage\1/' \ | |
194 | --regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' \ | |
195 | --regex-c++='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ | |
196 | --regex-c++='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ | |
197 | --regex-c++='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ | |
198 | --regex-c++='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ | |
199 | --regex-c='/PCI_OP_READ\((\w*).*[1-4]\)/pci_bus_read_config_\1/' \ | |
200 | --regex-c='/PCI_OP_WRITE\((\w*).*[1-4]\)/pci_bus_write_config_\1/' \ | |
201 | --regex-c='/DEFINE_(MUTEX|SEMAPHORE|SPINLOCK)\((\w*)/\2/v/' \ | |
202 | --regex-c='/DEFINE_(RAW_SPINLOCK|RWLOCK|SEQLOCK)\((\w*)/\2/v/' \ | |
203 | --regex-c='/DECLARE_(RWSEM|COMPLETION)\((\w*)/\2/v/' \ | |
204 | --regex-c='/DECLARE_BITMAP\((\w*)/\1/v/' \ | |
205 | --regex-c='/(^|\s)(|L|H)LIST_HEAD\((\w*)/\3/v/' \ | |
206 | --regex-c='/(^|\s)RADIX_TREE\((\w*)/\2/v/' \ | |
207 | --regex-c='/DEFINE_PER_CPU\(([^,]*,\s*)(\w*).*\)/\2/v/' \ | |
208 | --regex-c='/DEFINE_PER_CPU_SHARED_ALIGNED\(([^,]*,\s*)(\w*).*\)/\2/v/' \ | |
209 | --regex-c='/DECLARE_WAIT_QUEUE_HEAD\((\w*)/\1/v/' \ | |
210 | --regex-c='/DECLARE_(TASKLET|WORK|DELAYED_WORK)\((\w*)/\2/v/' \ | |
211 | --regex-c='/DEFINE_PCI_DEVICE_TABLE\((\w*)/\1/v/' \ | |
212 | --regex-c='/(^\s)OFFSET\((\w*)/\2/v/' \ | |
213 | --regex-c='/(^\s)DEFINE\((\w*)/\2/v/' \ | |
214 | --regex-c='/DEFINE_HASHTABLE\((\w*)/\1/v/' | |
215 | ||
216 | all_kconfigs | xargs $1 -a \ | |
217 | --langdef=kconfig --language-force=kconfig \ | |
218 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/\2/' | |
219 | ||
220 | all_kconfigs | xargs $1 -a \ | |
221 | --langdef=kconfig --language-force=kconfig \ | |
222 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/CONFIG_\2/' | |
223 | ||
224 | all_defconfigs | xargs -r $1 -a \ | |
225 | --langdef=dotconfig --language-force=dotconfig \ | |
226 | --regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/' | |
227 | } | |
228 | ||
229 | emacs() | |
230 | { | |
231 | all_target_sources | xargs $1 -a \ | |
232 | --regex='/^\(ENTRY\|_GLOBAL\)(\([^)]*\)).*/\2/' \ | |
233 | --regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' \ | |
234 | --regex='/^TRACE_EVENT(\([^,)]*\).*/trace_\1/' \ | |
235 | --regex='/^DEFINE_EVENT([^,)]*, *\([^,)]*\).*/trace_\1/' \ | |
236 | --regex='/PAGEFLAG(\([^,)]*\).*/Page\1/' \ | |
237 | --regex='/PAGEFLAG(\([^,)]*\).*/SetPage\1/' \ | |
238 | --regex='/PAGEFLAG(\([^,)]*\).*/ClearPage\1/' \ | |
239 | --regex='/TESTSETFLAG(\([^,)]*\).*/TestSetPage\1/' \ | |
240 | --regex='/TESTPAGEFLAG(\([^,)]*\).*/Page\1/' \ | |
241 | --regex='/SETPAGEFLAG(\([^,)]*\).*/SetPage\1/' \ | |
242 | --regex='/__SETPAGEFLAG(\([^,)]*\).*/__SetPage\1/' \ | |
243 | --regex='/TESTCLEARFLAG(\([^,)]*\).*/TestClearPage\1/' \ | |
244 | --regex='/__TESTCLEARFLAG(\([^,)]*\).*/TestClearPage\1/' \ | |
245 | --regex='/CLEARPAGEFLAG(\([^,)]*\).*/ClearPage\1/' \ | |
246 | --regex='/__CLEARPAGEFLAG(\([^,)]*\).*/__ClearPage\1/' \ | |
247 | --regex='/__PAGEFLAG(\([^,)]*\).*/__SetPage\1/' \ | |
248 | --regex='/__PAGEFLAG(\([^,)]*\).*/__ClearPage\1/' \ | |
249 | --regex='/PAGEFLAG_FALSE(\([^,)]*\).*/Page\1/' \ | |
250 | --regex='/TESTSCFLAG(\([^,)]*\).*/TestSetPage\1/' \ | |
251 | --regex='/TESTSCFLAG(\([^,)]*\).*/TestClearPage\1/' \ | |
252 | --regex='/SETPAGEFLAG_NOOP(\([^,)]*\).*/SetPage\1/' \ | |
253 | --regex='/CLEARPAGEFLAG_NOOP(\([^,)]*\).*/ClearPage\1/' \ | |
254 | --regex='/__CLEARPAGEFLAG_NOOP(\([^,)]*\).*/__ClearPage\1/' \ | |
255 | --regex='/TESTCLEARFLAG_FALSE(\([^,)]*\).*/TestClearPage\1/' \ | |
256 | --regex='/__TESTCLEARFLAG_FALSE(\([^,)]*\).*/__TestClearPage\1/' \ | |
257 | --regex='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ | |
258 | --regex='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ | |
259 | --regex='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ | |
260 | --regex='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ | |
261 | --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' \ | |
262 | --regex='/PCI_OP_READ(\([a-z]*[a-z]\).*[1-4])/pci_bus_read_config_\1/' \ | |
263 | --regex='/PCI_OP_WRITE(\([a-z]*[a-z]\).*[1-4])/pci_bus_write_config_\1/'\ | |
264 | --regex='/DEFINE_HASHTABLE\((\w*)/\1/v/' | |
265 | ||
266 | all_kconfigs | xargs $1 -a \ | |
267 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/' | |
268 | ||
269 | all_kconfigs | xargs $1 -a \ | |
270 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/CONFIG_\3/' | |
271 | ||
272 | all_defconfigs | xargs -r $1 -a \ | |
273 | --regex='/^#?[ \t]?\(CONFIG_[a-zA-Z0-9_]+\)/\1/' | |
274 | } | |
275 | ||
276 | xtags() | |
277 | { | |
278 | if $1 --version 2>&1 | grep -iq exuberant; then | |
279 | exuberant $1 | |
280 | elif $1 --version 2>&1 | grep -iq emacs; then | |
281 | emacs $1 | |
282 | else | |
283 | all_target_sources | xargs $1 -a | |
284 | fi | |
285 | } | |
286 | ||
287 | # Support um (which uses SUBARCH) | |
288 | if [ "${ARCH}" = "um" ]; then | |
289 | if [ "$SUBARCH" = "i386" ]; then | |
290 | archinclude=x86 | |
291 | elif [ "$SUBARCH" = "x86_64" ]; then | |
292 | archinclude=x86 | |
293 | else | |
294 | archinclude=${SUBARCH} | |
295 | fi | |
296 | elif [ "${SRCARCH}" = "arm" -a "${SUBARCH}" != "" ]; then | |
297 | subarchdir=$(find ${tree}arch/$SRCARCH/ -name "mach-*" -type d -o \ | |
298 | -name "plat-*" -type d); | |
299 | for i in $subarchdir; do | |
300 | case "$i" in | |
301 | *"mach-"${SUBARCH}) | |
302 | ;; | |
303 | *"plat-"${SUBARCH}) | |
304 | ;; | |
305 | *) | |
306 | subarchprune="$subarchprune \ | |
307 | -wholename $i -prune -o" | |
308 | ;; | |
309 | esac | |
310 | done | |
311 | fi | |
312 | ||
313 | remove_structs= | |
314 | case "$1" in | |
315 | "cscope") | |
316 | docscope | |
317 | ;; | |
318 | ||
319 | "gtags") | |
320 | dogtags | |
321 | ;; | |
322 | ||
323 | "tags") | |
324 | rm -f tags | |
325 | xtags ctags | |
326 | remove_structs=y | |
327 | ;; | |
328 | ||
329 | "TAGS") | |
330 | rm -f TAGS | |
331 | xtags etags | |
332 | remove_structs=y | |
333 | ;; | |
334 | esac | |
335 | ||
336 | # Remove structure forward declarations. | |
337 | if [ -n "$remove_structs" ]; then | |
338 | LANG=C sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct \1;.*\$\/;"\tx$/d' $1 | |
339 | fi |