Annotation of /mcore-src/trunk/mcore-tools/src/include/common.global.class.in
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Revision 2349 -
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Mon Aug 24 10:12:37 2015 UTC (8 years, 9 months ago) by niro
File size: 4275 byte(s)
Mon Aug 24 10:12:37 2015 UTC (8 years, 9 months ago) by niro
File size: 4275 byte(s)
-x11runas(): escape $@ to honor environments variables
1 | niro | 2140 | # $Id$ |
2 | |||
3 | # message only echo | disabled in quiet mode | ||
4 | mecho() | ||
5 | { | ||
6 | local COLCYAN="\033[1;36m" | ||
7 | local COLDEFAULT="\033[0m" | ||
8 | local opts | ||
9 | local webcrlf | ||
10 | |||
11 | # print nothing if quiet mode was requested | ||
12 | [[ ${QUIET} = true ]] && return | ||
13 | |||
14 | if [[ ${NOCOLORS} = true ]] | ||
15 | then | ||
16 | COLCYAN="" | ||
17 | COLDEFAULT="" | ||
18 | fi | ||
19 | |||
20 | [[ ${WEBCRLF} = true ]] && webcrlf="<br>" | ||
21 | |||
22 | # respect -n | ||
23 | case $1 in | ||
24 | -n) shift; opts="n" ;; | ||
25 | esac | ||
26 | |||
27 | echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}" | ||
28 | } | ||
29 | |||
30 | # prints error messages | enabled even in quiet mode | ||
31 | eecho() | ||
32 | { | ||
33 | local COLRED="\033[1;31m" | ||
34 | local COLDEFAULT="\033[0m" | ||
35 | local opts | ||
36 | local webcrlf | ||
37 | |||
38 | if [[ ${NOCOLORS} = true ]] | ||
39 | then | ||
40 | COLRED="" | ||
41 | COLDEFAULT="" | ||
42 | fi | ||
43 | |||
44 | [[ ${WEBCRLF} = true ]] && webcrlf="<br>" | ||
45 | |||
46 | # respect -n | ||
47 | case $1 in | ||
48 | -n) shift; opts="n" ;; | ||
49 | esac | ||
50 | |||
51 | echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}" | ||
52 | } | ||
53 | |||
54 | # prints return values of get | enabled even in quiet mode | ||
55 | rvecho() | ||
56 | { | ||
57 | local COLPURPLE="\033[1;35m" | ||
58 | local COLDEFAULT="\033[0m" | ||
59 | local opts | ||
60 | local webcrlf | ||
61 | |||
62 | if [[ ${NOCOLORS} = true ]] | ||
63 | then | ||
64 | COLPURPLE="" | ||
65 | COLDEFAULT="" | ||
66 | fi | ||
67 | |||
68 | [[ ${WEBCRLF} = true ]] && webcrlf="<br>" | ||
69 | |||
70 | # respect -n | ||
71 | case $1 in | ||
72 | -n) shift; opts="n" ;; | ||
73 | esac | ||
74 | |||
75 | echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}" | ||
76 | } | ||
77 | |||
78 | # prints debug messages if requested | enabled even in quiet mode | ||
79 | decho() | ||
80 | { | ||
81 | # print nothing if debug mode was *not* requested | ||
82 | [[ ${DEBUG} != 1 ]] && return | ||
83 | |||
84 | eecho "DEBUG: ${@}" | ||
85 | } | ||
86 | |||
87 | niro | 2257 | # source a file with debug information |
88 | include() | ||
89 | { | ||
90 | local retval | ||
91 | |||
92 | if [ -f $@ ] | ||
93 | then | ||
94 | decho "including '$@'" | ||
95 | source $@ | ||
96 | retval=$? | ||
97 | else | ||
98 | decho "include: '$@' not found" | ||
99 | retval=1 | ||
100 | fi | ||
101 | |||
102 | return ${retval} | ||
103 | } | ||
104 | |||
105 | niro | 2140 | # adds a line to a configuration file defined by the $CONFIG variable |
106 | # $CONFIG="/etc/conf.d/mcore" addconfig 'LIBDIR="/usr/lib"' | ||
107 | addconfig() | ||
108 | { | ||
109 | local opts | ||
110 | |||
111 | if [[ -z ${CONFIG} ]] | ||
112 | then | ||
113 | eecho "You must define \$CONFIG varibale first!" | ||
114 | return 1 | ||
115 | fi | ||
116 | |||
117 | if [[ ! -d $(dirname ${CONFIG}) ]] | ||
118 | then | ||
119 | install -d $(dirname ${CONFIG}) | ||
120 | fi | ||
121 | |||
122 | # check for opts | ||
123 | case $1 in | ||
124 | -n) shift; opts=" -n" ;; | ||
125 | -e) shift; opts=" -e" ;; | ||
126 | esac | ||
127 | |||
128 | echo ${opts} "$@" >> ${CONFIG} | ||
129 | } | ||
130 | |||
131 | # creates or clears a configuration file defined by the $CONFIG variable | ||
132 | # CONFIG="/etc/conf.d/mcore" clearconfig | ||
133 | clearconfig() | ||
134 | { | ||
135 | if [[ -z ${CONFIG} ]] | ||
136 | then | ||
137 | eecho "You must define \$CONFIG varibale first!" | ||
138 | return 1 | ||
139 | fi | ||
140 | |||
141 | if [[ ! -d $(dirname ${CONFIG}) ]] | ||
142 | then | ||
143 | install -d $(dirname ${CONFIG}) | ||
144 | fi | ||
145 | : > ${CONFIG} | ||
146 | } | ||
147 | |||
148 | # root is not allowed to run progs in a user session with newer xorg-servers | ||
149 | # this wrapper runs a command in the xsession of the unpriv_user | ||
150 | x11runas() | ||
151 | { | ||
152 | if [[ -n $(pidof X) ]] | ||
153 | then | ||
154 | niro | 2349 | su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} '$@'" |
155 | niro | 2140 | fi |
156 | } | ||
157 | |||
158 | # no_duplicate $list $item | ||
159 | no_duplicate() | ||
160 | { | ||
161 | local i | ||
162 | local list="$1" | ||
163 | local item="$2" | ||
164 | |||
165 | for i in ${list} | ||
166 | do | ||
167 | [[ ${i} = ${item} ]] && return 1 | ||
168 | done | ||
169 | |||
170 | return 0 | ||
171 | } | ||
172 | |||
173 | # checks if given path is empty | ||
174 | path_not_empty() | ||
175 | { | ||
176 | local path="$1" | ||
177 | [[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1 | ||
178 | |||
179 | # return ERR if path does not exist | ||
180 | [[ ! -d ${path} ]] && return 1 | ||
181 | # return ERR if path empty | ||
182 | [[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1 | ||
183 | |||
184 | # every thing went ok, directory not empty | ||
185 | return 0 | ||
186 | } | ||
187 | |||
188 | # list all files in a given directory | ||
189 | list_files_in_directory() | ||
190 | { | ||
191 | local i | ||
192 | local retval | ||
193 | local path | ||
194 | local opts | ||
195 | local type | ||
196 | |||
197 | # basic getops | ||
198 | for i in $* | ||
199 | do | ||
200 | case $1 in | ||
201 | -mindepth) shift; opts+=" -mindepth $1" ;; | ||
202 | -maxdepth) shift; opts+=" -maxdepth $1" ;; | ||
203 | -type) shift; type="$1" ;; | ||
204 | -name) shift; opts+=" -name $1" ;; | ||
205 | '') continue ;; | ||
206 | *) path="$1" ;; | ||
207 | esac | ||
208 | shift | ||
209 | done | ||
210 | |||
211 | if [[ -z ${path} ]] | ||
212 | then | ||
213 | eecho "No path given." | ||
214 | return 1 | ||
215 | fi | ||
216 | |||
217 | if [[ ! -d ${path} ]] | ||
218 | then | ||
219 | eecho "Directory '${path}' does not exist." | ||
220 | return 1 | ||
221 | fi | ||
222 | |||
223 | # default to files | ||
224 | [[ -z ${type} ]] && type=f | ||
225 | |||
226 | for i in $(find ${path} ${opts} -type ${type} -printf '%f\n' | sort) | ||
227 | do | ||
228 | if [[ -z ${retval} ]] | ||
229 | then | ||
230 | retval="${i}" | ||
231 | else | ||
232 | retval+=" ${i}" | ||
233 | fi | ||
234 | done | ||
235 | |||
236 | rvecho "${retval}" | ||
237 | } | ||
238 | |||
239 | # runs a command in the chroot of $MROOT | ||
240 | system_chroot() | ||
241 | { | ||
242 | local cmd="$@" | ||
243 | if [[ -z ${MROOT} ]] | ||
244 | then | ||
245 | echo "system_chroot(): \$MROOT was not set, doing nothing!" | ||
246 | return 1 | ||
247 | fi | ||
248 | if [ ! -d ${MROOT} ] | ||
249 | then | ||
250 | eecho "system_chroot(): MROOT='${MROOT}' does not exist." | ||
251 | return 1 | ||
252 | fi | ||
253 | |||
254 | chroot ${MROOT} ${cmd} | ||
255 | } |