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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 | { | |
4f628248 | 79 | find_sources $ALLSOURCE_ARCHS 'Kconfig*' |
a680eedc SR |
80 | } |
81 | ||
82 | all_defconfigs() | |
83 | { | |
4f628248 | 84 | find_sources $ALLSOURCE_ARCHS "defconfig" |
a680eedc SR |
85 | } |
86 | ||
87 | docscope() | |
88 | { | |
89 | (echo \-k; echo \-q; all_sources) > cscope.files | |
90 | cscope -b -f cscope.out | |
91 | } | |
92 | ||
93 | exuberant() | |
94 | { | |
a680eedc SR |
95 | all_sources | xargs $1 -a \ |
96 | -I __initdata,__exitdata,__acquires,__releases \ | |
97 | -I __read_mostly,____cacheline_aligned \ | |
98 | -I ____cacheline_aligned_in_smp \ | |
99 | -I ____cacheline_internodealigned_in_smp \ | |
100 | -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \ | |
101 | --extra=+f --c-kinds=+px \ | |
102 | --regex-asm='/^ENTRY\(([^)]*)\).*/\1/' | |
103 | ||
104 | all_kconfigs | xargs $1 -a \ | |
105 | --langdef=kconfig --language-force=kconfig \ | |
106 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/\2/' | |
107 | ||
108 | all_kconfigs | xargs $1 -a \ | |
109 | --langdef=kconfig --language-force=kconfig \ | |
110 | --regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/CONFIG_\2/' | |
111 | ||
112 | all_defconfigs | xargs -r $1 -a \ | |
113 | --langdef=dotconfig --language-force=dotconfig \ | |
114 | --regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/' | |
115 | ||
116 | } | |
117 | ||
118 | emacs() | |
119 | { | |
120 | all_sources | xargs $1 -a | |
121 | ||
122 | all_kconfigs | xargs $1 -a \ | |
123 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/' | |
124 | ||
125 | all_kconfigs | xargs $1 -a \ | |
126 | --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/CONFIG_\3/' | |
127 | ||
128 | all_defconfigs | xargs -r $1 -a \ | |
129 | --regex='/^#?[ \t]?\(CONFIG_[a-zA-Z0-9_]+\)/\1/' | |
130 | } | |
131 | ||
132 | xtags() | |
133 | { | |
134 | if $1 --version 2>&1 | grep -iq exuberant; then | |
135 | exuberant $1 | |
136 | elif $1 --version 2>&1 | grep -iq emacs; then | |
137 | emacs $1 | |
138 | else | |
139 | all_sources | xargs $1 -a | |
140 | fi | |
141 | } | |
142 | ||
143 | ||
144 | # Support um (which uses SUBARCH) | |
a6ba0cb3 JS |
145 | if [ "${ARCH}" = "um" ]; then |
146 | if [ "$SUBARCH" = "i386" ]; then | |
a680eedc | 147 | archinclude=x86 |
a6ba0cb3 | 148 | elif [ "$SUBARCH" = "x86_64" ]; then |
a680eedc SR |
149 | archinclude=x86 |
150 | else | |
151 | archinclude=${SUBARCH} | |
152 | fi | |
153 | fi | |
154 | ||
155 | case "$1" in | |
156 | "cscope") | |
157 | docscope | |
158 | ;; | |
159 | ||
160 | "tags") | |
161 | xtags ctags | |
162 | ;; | |
163 | ||
164 | "TAGS") | |
165 | xtags etags | |
166 | ;; | |
167 | esac |