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a680eedc SR |
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, srctree, src, obj | |
9 | ||
a6ba0cb3 | 10 | if [ "$KBUILD_VERBOSE" = "1" ]; then |
a680eedc SR |
11 | set -x |
12 | fi | |
13 | ||
14 | # This is a duplicate of RCS_FIND_IGNORE without escaped '()' | |
15 | ignore="( -name SCCS -o -name BitKeeper -o -name .svn -o \ | |
16 | -name CVS -o -name .pc -o -name .hg -o \ | |
17 | -name .git ) \ | |
18 | -prune -o" | |
19 | ||
20 | # Do not use full path is we do not use O=.. builds | |
a6ba0cb3 | 21 | if [ "${KBUILD_SRC}" = "" ]; then |
a680eedc SR |
22 | tree= |
23 | else | |
709cc372 | 24 | tree=${srctree}/ |
a680eedc SR |
25 | fi |
26 | ||
4f628248 JS |
27 | # Detect if ALLSOURCE_ARCHS is set. If not, we assume SRCARCH |
28 | if [ "${ALLSOURCE_ARCHS}" = "" ]; then | |
29 | ALLSOURCE_ARCHS=${SRCARCH} | |
30 | fi | |
31 | ||
a680eedc SR |
32 | # find sources in arch/$ARCH |
33 | find_arch_sources() | |
34 | { | |
709cc372 | 35 | find ${tree}arch/$1 $ignore -name "$2" -print; |
a680eedc SR |
36 | } |
37 | ||
38 | # find sources in arch/$1/include | |
39 | find_arch_include_sources() | |
40 | { | |
709cc372 | 41 | find ${tree}arch/$1/include $ignore -name "$2" -print; |
a680eedc SR |
42 | } |
43 | ||
44 | # find sources in include/ | |
45 | find_include_sources() | |
46 | { | |
709cc372 | 47 | find ${tree}include $ignore -name config -prune -o -name "$1" -print; |
a680eedc SR |
48 | } |
49 | ||
50 | # find sources in rest of tree | |
51 | # we could benefit from a list of dirs to search in here | |
52 | find_other_sources() | |
53 | { | |
54 | find ${tree}* $ignore \ | |
55 | \( -name include -o -name arch -o -name '.tmp_*' \) -prune -o \ | |
709cc372 | 56 | -name "$1" -print; |
a680eedc SR |
57 | } |
58 | ||
59 | find_sources() | |
60 | { | |
709cc372 | 61 | find_arch_sources $1 "$2" |
a680eedc SR |
62 | } |
63 | ||
64 | all_sources() | |
65 | { | |
4f628248 JS |
66 | for arch in $ALLSOURCE_ARCHS |
67 | do | |
68 | find_sources $arch '*.[chS]' | |
69 | done | |
a680eedc | 70 | if [ ! -z "$archinclude" ]; then |
709cc372 | 71 | find_arch_include_sources $archinclude '*.[chS]' |
a680eedc | 72 | fi |
4f628248 JS |
73 | find_include_sources '*.[chS]' |
74 | find_other_sources '*.[chS]' | |
a680eedc SR |
75 | } |
76 | ||
77 | all_kconfigs() | |
78 | { | |
953fae66 AD |
79 | for arch in $ALLSOURCE_ARCHS; do |
80 | find_sources $arch 'Kconfig*' | |
81 | done | |
82 | find_other_sources 'Kconfig*' | |
a680eedc SR |
83 | } |
84 | ||
85 | all_defconfigs() | |
86 | { | |
4f628248 | 87 | find_sources $ALLSOURCE_ARCHS "defconfig" |
a680eedc SR |
88 | } |
89 | ||
90 | docscope() | |
91 | { | |
92 | (echo \-k; echo \-q; all_sources) > cscope.files | |
93 | cscope -b -f cscope.out | |
94 | } | |
95 | ||
96 | exuberant() | |
97 | { | |
a680eedc SR |
98 | all_sources | xargs $1 -a \ |
99 | -I __initdata,__exitdata,__acquires,__releases \ | |
100 | -I __read_mostly,____cacheline_aligned \ | |
101 | -I ____cacheline_aligned_in_smp \ | |
102 | -I ____cacheline_internodealigned_in_smp \ | |
103 | -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \ | |
104 | --extra=+f --c-kinds=+px \ | |
5123b327 RV |
105 | --regex-asm='/^ENTRY\(([^)]*)\).*/\1/' \ |
106 | --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' | |
a680eedc SR |
107 | |
108 | all_kconfigs | xargs $1 -a \ | |
109 | --langdef=kconfig --language-force=kconfig \ | |
110 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/\2/' | |
111 | ||
112 | all_kconfigs | xargs $1 -a \ | |
113 | --langdef=kconfig --language-force=kconfig \ | |
114 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/CONFIG_\2/' | |
115 | ||
116 | all_defconfigs | xargs -r $1 -a \ | |
117 | --langdef=dotconfig --language-force=dotconfig \ | |
118 | --regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/' | |
119 | ||
120 | } | |
121 | ||
122 | emacs() | |
123 | { | |
5123b327 RV |
124 | all_sources | xargs $1 -a \ |
125 | --regex='/^ENTRY(\([^)]*\)).*/\1/' \ | |
126 | --regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' | |
a680eedc SR |
127 | |
128 | all_kconfigs | xargs $1 -a \ | |
129 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/' | |
130 | ||
131 | all_kconfigs | xargs $1 -a \ | |
132 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/CONFIG_\3/' | |
133 | ||
134 | all_defconfigs | xargs -r $1 -a \ | |
135 | --regex='/^#?[ \t]?\(CONFIG_[a-zA-Z0-9_]+\)/\1/' | |
136 | } | |
137 | ||
138 | xtags() | |
139 | { | |
140 | if $1 --version 2>&1 | grep -iq exuberant; then | |
141 | exuberant $1 | |
142 | elif $1 --version 2>&1 | grep -iq emacs; then | |
143 | emacs $1 | |
144 | else | |
145 | all_sources | xargs $1 -a | |
146 | fi | |
147 | } | |
148 | ||
149 | ||
150 | # Support um (which uses SUBARCH) | |
a6ba0cb3 JS |
151 | if [ "${ARCH}" = "um" ]; then |
152 | if [ "$SUBARCH" = "i386" ]; then | |
a680eedc | 153 | archinclude=x86 |
a6ba0cb3 | 154 | elif [ "$SUBARCH" = "x86_64" ]; then |
a680eedc SR |
155 | archinclude=x86 |
156 | else | |
157 | archinclude=${SUBARCH} | |
158 | fi | |
159 | fi | |
160 | ||
161 | case "$1" in | |
162 | "cscope") | |
163 | docscope | |
164 | ;; | |
165 | ||
166 | "tags") | |
2e6cb8b0 | 167 | rm -f tags |
a680eedc SR |
168 | xtags ctags |
169 | ;; | |
170 | ||
171 | "TAGS") | |
2e6cb8b0 | 172 | rm -f TAGS |
a680eedc SR |
173 | xtags etags |
174 | ;; | |
175 | esac |