Annotation of /tags/openglupdate-2_3_2/dri-update.in
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Thu Nov 15 10:47:30 2012 UTC (11 years, 10 months ago) by niro
Original Path: trunk/opengl-update/dri-update.in
File size: 5201 byte(s)
Thu Nov 15 10:47:30 2012 UTC (11 years, 10 months ago) by niro
Original Path: trunk/opengl-update/dri-update.in
File size: 5201 byte(s)
-renamed dri-update.sh to dri-update.in
1 | niro | 1326 | #!/bin/bash |
2 | # Copyright 2011 Magellan-Linux | ||
3 | # Distributed under the terms of the GNU General Public License v2 | ||
4 | # $Id$ | ||
5 | # Author: Niels Rogalla <niro@magellan-linux.de> | ||
6 | # based on opengl-update from Gentoo-Linux | ||
7 | # | ||
8 | |||
9 | hasq() | ||
10 | { | ||
11 | local x | ||
12 | |||
13 | local me=${1} | ||
14 | shift | ||
15 | |||
16 | for x in $@ | ||
17 | do | ||
18 | [[ ${x} = ${me} ]] && return 0 | ||
19 | done | ||
20 | |||
21 | return 1 | ||
22 | } | ||
23 | |||
24 | check_user() | ||
25 | { | ||
26 | if [[ $(id -u) -ne 0 ]] | ||
27 | then | ||
28 | echo "${0}: Must be run as root." | ||
29 | exit 1 | ||
30 | fi | ||
31 | } | ||
32 | |||
33 | get_current_implem() | ||
34 | { | ||
35 | local implem | ||
36 | |||
37 | if [[ -f ${ENV_D} ]] | ||
38 | then | ||
39 | source ${ENV_D} | ||
40 | if [[ -n ${DRI_PROFILE} ]] | ||
41 | then | ||
42 | implem="${DRI_PROFILE}" | ||
43 | fi | ||
44 | unset DRI_PROFILE | ||
45 | fi | ||
46 | |||
47 | echo ${implem} | ||
48 | } | ||
49 | |||
50 | get_implementations() | ||
51 | { | ||
52 | local implems | ||
53 | |||
54 | for dir in ${PREFIX}/lib{,32,64}/mesa/* | ||
55 | do | ||
56 | if [[ -d ${dir} ]] && | ||
57 | ! hasq ${dir##*/} ${implems} | ||
58 | then | ||
59 | implems=${implems:+${implems} }${dir##*/} | ||
60 | fi | ||
61 | done | ||
62 | |||
63 | echo ${implems} | ||
64 | } | ||
65 | |||
66 | print_version() | ||
67 | { | ||
68 | echo "dri-update ${VERSION}" | ||
69 | } | ||
70 | |||
71 | print_usage() | ||
72 | { | ||
73 | # Get grammar right in message | ||
74 | local IS_ARE IMPLEM_PLURAL | ||
75 | |||
76 | if [[ $(echo ${AVAIL_IMPLEMS} | wc -w) -eq 1 ]] | ||
77 | then | ||
78 | IS_ARE="is" | ||
79 | IMPLEM_PLURAL="" | ||
80 | else | ||
81 | IS_ARE="are" | ||
82 | IMPLEM_PLURAL="s" | ||
83 | fi | ||
84 | |||
85 | print_version | ||
86 | |||
87 | cat << FOO | ||
88 | Usage: ${0##*/} [<options>] <DRI implementation> | ||
89 | Set the dri implementation. | ||
90 | Valid options: | ||
91 | --help|-h|-?: Prints this help. | ||
92 | --version: Shows the version of this utility. | ||
93 | --use-old: If an implementation is already set, use that one. | ||
94 | --prefix=<val>: Set the source prefix (default: /usr) | ||
95 | --dst-prefix=<val>: Set the destination prefix (default: /usr) | ||
96 | |||
97 | Usage: ${0##*/} --get-implementation | ||
98 | Print the current implementaion | ||
99 | |||
100 | This utility switches between DRI implementations. There ${IS_ARE} | ||
101 | $(echo ${AVAIL_IMPLEMS} | wc -w) available implementation${IMPLEM_PLURAL}: ${AVAIL_IMPLEMS} | ||
102 | |||
103 | Examples: | ||
104 | ${0##*/} classic | ||
105 | This will setup things to use the classic DRI drivers. | ||
106 | |||
107 | ${0##*/} gallium | ||
108 | This will setup things to use the gallium DRI drivers. | ||
109 | |||
110 | FOO | ||
111 | exit 1 | ||
112 | } | ||
113 | |||
114 | parse_options() | ||
115 | { | ||
116 | local opt | ||
117 | |||
118 | while [[ ${#} -gt 0 ]] | ||
119 | do | ||
120 | opt=${1} | ||
121 | shift | ||
122 | case ${opt} in | ||
123 | --use-old) | ||
124 | if [[ -n ${ACTION} ]] | ||
125 | then | ||
126 | ACTION="error" | ||
127 | echo "Invalid usage." | ||
128 | else | ||
129 | if [[ -n "${CURRENT_DRI_IMPLEM}" ]] && | ||
130 | hasq ${CURRENT_DRI_IMPLEM} ${AVAIL_IMPLEMS} | ||
131 | then | ||
132 | ACTION="old-implementation" | ||
133 | fi | ||
134 | fi | ||
135 | ;; | ||
136 | |||
137 | --get-implementation) | ||
138 | if [[ -n ${ACTION} ]] | ||
139 | then | ||
140 | ACTION="error" | ||
141 | echo "Invalid usage." | ||
142 | else | ||
143 | ACTION="get-implementation" | ||
144 | fi | ||
145 | ;; | ||
146 | |||
147 | --prefix=*) | ||
148 | PREFIX=${opt#*=} | ||
149 | AVAIL_IMPLEMS=$(get_implementations) | ||
150 | ;; | ||
151 | |||
152 | --dst-prefix=*) DST_PREFIX=${opt#*=} ;; | ||
153 | |||
154 | --help|-h|-?) ACTION="usage" ;; | ||
155 | |||
156 | --version) ACTION="version" ;; | ||
157 | |||
158 | *) | ||
159 | if hasq ${opt} ${AVAIL_IMPLEMS} | ||
160 | then | ||
161 | if [[ ${ACTION} != old-implementation ]] | ||
162 | then | ||
163 | if [[ -n ${ACTION} ]] | ||
164 | then | ||
165 | ACTION="error" | ||
166 | echo "Invalid usage." | ||
167 | else | ||
168 | ACTION="set-implementation" | ||
169 | NEW_DRI_IMPLEM="${opt}" | ||
170 | fi | ||
171 | fi | ||
172 | else | ||
173 | echo "Unrecognized option: ${opt}" | ||
174 | ACTION="error" | ||
175 | fi | ||
176 | ;; | ||
177 | esac | ||
178 | done | ||
179 | } | ||
180 | |||
181 | set_new_implementation() | ||
182 | { | ||
183 | local DRI_IMPLEM=${1} | ||
184 | local DRI_LOCAL | ||
185 | |||
186 | check_user | ||
187 | |||
188 | # Set a sane umask... bug #83115 | ||
189 | umask 022 | ||
190 | |||
191 | if ! hasq ${DRI_IMPLEM} ${AVAIL_IMPLEMS} | ||
192 | then | ||
193 | echo "Invalid profile selected." | ||
194 | exit 1 | ||
195 | fi | ||
196 | |||
197 | echo "Switching to ${DRI_IMPLEM} DRI drivers" | ||
198 | |||
199 | rm -f ${ENV_D} &> /dev/null | ||
200 | |||
201 | LIBDIRS="lib32 lib lib64" | ||
202 | for LIBDIR in ${LIBDIRS} | ||
203 | do | ||
204 | # Special case handling of lib32 because it can be a symlink to | ||
205 | # emul libs | ||
206 | if [[ ${LIBDIR} = lib32 ]] | ||
207 | then | ||
208 | [[ -d ${PREFIX}/${LIBDIR}/mesa ]] || continue | ||
209 | else | ||
210 | [[ -d ${PREFIX}/${LIBDIR}/mesa ]] && | ||
211 | [[ ! -h ${PREFIX}/${LIBDIR} ]] || continue | ||
212 | fi | ||
213 | |||
214 | # Fallback on classic if we don't have this implementation for this LIBDIR. | ||
215 | if [[ ! -d ${PREFIX}/${LIBDIR}/mesa/${DRI_IMPLEM} ]] | ||
216 | then | ||
217 | DRI_LOCAL="classic" | ||
218 | else | ||
219 | DRI_LOCAL="${DRI_IMPLEM}" | ||
220 | fi | ||
221 | |||
222 | mkdir -p ${DST_PREFIX}/${LIBDIR}/dri | ||
223 | pushd ${DST_PREFIX}/${LIBDIR}/dri &> /dev/null | ||
224 | # First remove old symlinks | ||
225 | for file in *_dri.so | ||
226 | do | ||
227 | [[ -h ${file} ]] && rm -f ${file} | ||
228 | done | ||
229 | |||
230 | for file in ${PREFIX}/${LIBDIR}/mesa/${DRI_LOCAL}/*_dri.so | ||
231 | do | ||
232 | [[ -f ${file} ]] || continue | ||
233 | [[ -f ${file##*/} ]] && rm -f ${file##*/} | ||
234 | |||
235 | ln -s ${file} | ||
236 | done | ||
237 | popd &> /dev/null | ||
238 | done | ||
239 | |||
240 | echo "DRI_PROFILE=\"${DRI_IMPLEM}\"" >> ${ENV_D} | ||
241 | |||
242 | env-rebuild | ||
243 | |||
244 | return 0 | ||
245 | } | ||
246 | |||
247 | ## START PROGRAM ## | ||
248 | |||
249 | ENV_D="/etc/env.d/03dri" | ||
250 | NEW_DRI_IMPLEM="" | ||
251 | ACTION="" | ||
252 | PREFIX="/usr" | ||
253 | DST_PREFIX="/usr" | ||
254 | AVAIL_IMPLEMS=$(get_implementations) | ||
255 | CURRENT_DRI_IMPLEM=$(get_current_implem) | ||
256 | VERSION="@@VERSION@@" | ||
257 | |||
258 | parse_options ${@} | ||
259 | |||
260 | case ${ACTION} in | ||
261 | get-implementation) | ||
262 | if [[ -n ${CURRENT_DRI_IMPLEM} ]] | ||
263 | then | ||
264 | echo ${CURRENT_DRI_IMPLEM} | ||
265 | exit 0 | ||
266 | else | ||
267 | exit 2 | ||
268 | fi | ||
269 | ;; | ||
270 | |||
271 | old-implementation) | ||
272 | set_new_implementation ${CURRENT_DRI_IMPLEM} | ||
273 | exit $? | ||
274 | ;; | ||
275 | |||
276 | set-implementation) | ||
277 | if [[ -n ${NEW_DRI_IMPLEM} ]] | ||
278 | then | ||
279 | set_new_implementation ${NEW_DRI_IMPLEM} | ||
280 | exit $? | ||
281 | else | ||
282 | print_usage | ||
283 | exit 1 | ||
284 | fi | ||
285 | ;; | ||
286 | |||
287 | version) | ||
288 | print_version | ||
289 | exit 0 | ||
290 | ;; | ||
291 | |||
292 | usage) | ||
293 | print_usage | ||
294 | exit 0 | ||
295 | ;; | ||
296 | |||
297 | error) | ||
298 | print_usage | ||
299 | exit 1 | ||
300 | ;; | ||
301 | |||
302 | *) | ||
303 | print_usage | ||
304 | exit 1 | ||
305 | ;; | ||
306 | esac |