source: greenstone3/trunk/gs3-setup.sh@ 20234

Last change on this file since 20234 was 20234, checked in by oranfry, 12 years ago

removing a little redundancy

  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 6.6 KB
Line 
1# if this file is executed, /bin/sh is used, as we don't start with #!
2# this should work under ash, bash, zsh, ksh, sh style shells.
3
4#the purpose of this file is to check/set up the environment for greenstone3
5#sorts out:
6# - gsdl3home
7# - java
8
9# java_min_version gets passed to search4j as the minimum java version
10java_min_version=1.5.0_00
11
12
13function testSource(){
14
15 if test "$0" != "`echo $0 | sed s/gs3-setup\.sh//`" ; then
16 # if $0 contains "gs3-setup.sh" we've been run... $0 is shellname if sourced.
17 # One exception is zsh has an option to set it temporarily to the script name
18 if test -z "$ZSH_NAME" ; then
19 # we aren't using zsh
20 gsdl_not_sourced=true
21 fi
22 fi
23
24 if test -n "$gsdl_not_sourced" ; then
25 echo " Error: Make sure you source this script, not execute it. Eg:"
26 echo " $ source gs3-setup.sh"
27 echo " or"
28 echo " $ . gs3-setup.sh"
29 echo " not"
30 echo " $ ./gs3-setup.sh"
31 unset gsdl_not_sourced
32 exit 1
33 fi
34
35 if test ! -f gs3-setup.sh ; then
36 echo "You must source the script from within the Greenstone home directory"
37 return 1
38 fi
39 return 0
40}
41
42# if GSDL3SRCHOME is set, then we assume that we have already sourced the
43# script so don't do it again. UNLESS, GSDL3SRCHOME doesn't match the
44# current directory in which case it was a different gs3 installation, so lets
45# do it now.x
46function testAlreadySourced() {
47 if [ ! -z "$GSDL3SRCHOME" ]; then
48 localgs3sourcehome="`pwd`"
49 if [ "$GSDL3SRCHOME" == "$localgs3sourcehome" ]; then
50 echo "Your environment is already set up for Greenstone3"
51 return 1
52 fi
53 echo "Your environment was set up for Greenstone 3 in $GSDL3SRCHOME."
54 echo "Overwriting that set up for the current Greenstone 3 in $localgs3sourcehome"
55 fi
56 return 0
57}
58
59function setGS3ENV() {
60
61 echo "Setting up your environment for Greenstone3"
62 ## main greenstone environment variables ##
63 GSDL3SRCHOME="`pwd`"
64 GSDL3HOME="$GSDL3SRCHOME/web"
65 export GSDL3HOME
66 export GSDL3SRCHOME
67
68 GSDLOS=`uname -s | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
69 # check for running bash under cygwin
70 if test "`echo $GSDLOS | sed 's/cygwin//'`" != "$GSDLOS" ; then
71 GSDLOS=windows
72 fi
73 export GSDLOS
74 echo " - Exported GSDL3HOME, GSDL3SRCHOME and GSDLOS"
75
76 #change this if external tomcat
77 TOMCAT_HOME="$GSDL3SRCHOME/packages/tomcat"
78
79
80 ## adjustments to users (existing) environment ##
81
82 #PATH
83 addtopath PATH "$GSDL3SRCHOME/bin/script"
84 addtopath PATH "$GSDL3SRCHOME/bin"
85 echo " - Adjusted PATH"
86
87 #MANPATH
88 addtopath MANPATH "$GSDL3SRCHOME/doc/man"
89 echo " - Adjusted MANPATH"
90
91 #CLASSPATH
92 addtopath CLASSPATH "."
93 addtopath CLASSPATH "$GSDL3HOME/WEB-INF/classes"
94 addtopath CLASSPATH "$GSDL3SRCHOME/resources/java"
95 addtopath CLASSPATH "$GSDL3SRCHOME/cp.jar"
96
97 # Tomcat 5 jar files
98 for JARFILE in "$TOMCAT_HOME"/common/endorsed/*.jar; do
99 addtopath CLASSPATH "$JARFILE"
100 done
101 # Tomcat 6 jar files
102 for JARFILE in "$TOMCAT_HOME"/lib/*.jar; do
103 addtopath CLASSPATH "$JARFILE"
104 done
105
106 #shouldn't need these as they will have been copied to their correct locations elsewhere in the greenstone3 installation
107 #for JARFILE in "$GSDL3SRCHOME"/build/*.jar; do
108 # addtopath CLASSPATH "$JARFILE"
109 #done
110
111 echo " - Adjusted CLASSPATH"
112
113 #LD_LIBRARY_PATH
114 addtopath LD_LIBRARY_PATH "$GSDL3SRCHOME/lib/jni"
115 addtopath DYLD_LIBRARY_PATH "$GSDL3SRCHOME/lib/jni"
116 echo " - Adjusted LD_LIBRARY_PATH and DYLD_LIBRARY_PATH"
117
118 #ant
119 if [ -x "$GSDL3SRCHOME/packages/ant/bin/ant" ]; then
120 ANT_HOME="$GSDL3SRCHOME/packages/ant"
121 export ANT_HOME
122 addtopath PATH "$ANT_HOME/bin"
123 echo " - Setup Greenstone ant ($GSDL3SRCHOME/packages/ant)"
124 else
125 which ant &> /dev/null
126 if [ "$?" == "0" ]; then
127 echo " - WARNING: Greenstone 'Ant' package missing - falling back to system Ant"
128 echo " Note that Greenstone requires Ant 1.7.1 or greater"
129 else
130 echo " - ERROR: Greenstone 'Ant' package missing - please install Ant yourself"
131 echo " Note that Greenstone requires Ant 1.7.1 or greater"
132 fi
133
134 fi
135
136}
137
138function checkJava() {
139
140 HINT="`pwd`/packages/jre"
141 if [ $GSDLOS = darwin ]; then
142 HINT=/System/Library/Frameworks/JavaVM.framework/Home
143 fi
144
145 #if search4j is present, use it
146 if [ -x bin/search4j ] ; then
147 FOUNDJAVAHOME="`bin/search4j -p \"$HINT\" -m $java_min_version`"
148 if [ "$?" == "0" ]; then
149 #found a suitible java
150 setupJavaAt "$FOUNDJAVAHOME"
151 else
152 #no suitable java exists
153 echo " - ERROR: Failed to locate java $java_min_version or greater"
154 echo " Please set JAVA_HOME or JRE_HOME to point to an appropriate java"
155 echo " And add JAVA_HOME/bin or JRE_HOME/bin to your PATH"
156 fi
157
158 #otherwise manually try the hint
159 elif [ -d "$HINT" ]; then
160 #found a suitible java
161 setupJavaAt "$HINT"
162
163 #lastly, check if java already setup
164 elif [ "$JAVA_HOME" != "" ] && [ "`which java`" == "$JAVA_HOME/bin/java" ]; then
165 echo " - Using java at $JAVA_HOME"
166 echo " - WARNING: Greenstone has not checked the version number of this java installation"
167 echo " The source distribution of Greenstone3 requires java 1.5 or greater"
168 echo " (SVN users may still use java 1.4)"
169 elif [ "$JRE_HOME" != "" ] && [ "`which java`" == "$JRE_HOME/bin/java" ]; then
170 echo " - Using java at $JRE_HOME"
171 echo " - WARNING: Greenstone has not checked the version number of this java installation"
172 echo " The source distribution of Greenstone3 requires java 1.5 or greater"
173 echo " (SVN users may still use java 1.4)"
174
175 #failing all that, print a warning
176 else
177 #no suitable java exists
178 echo " - ERROR: Failed to locate java"
179 echo " Please set JAVA_HOME or JRE_HOME to point to an appropriate java"
180 echo " And add JAVA_HOME/bin or JRE_HOME/bin to your PATH"
181 fi
182}
183
184function setupJavaAt() {
185 export JAVA_HOME="$1"
186 addtopath PATH "$JAVA_HOME/bin"
187 echo " - Exported JAVA_HOME to $JAVA_HOME"
188}
189
190function pauseAndExit(){
191 echo -n "Please press any key to continue... "
192 read
193}
194
195function isinpath() {
196 for file in `echo $1 | sed 's/:/ /g'`; do
197 if [ "$file" == "$2" ]; then
198 echo true
199 return
200 fi
201 done
202 echo false
203}
204
205function addtopath() {
206 eval "PV=\$$1"
207 #echo "$1 += $2"
208 if [ "$PV" == "" ]; then
209 cmd="$1=\"$2\""
210 else
211 cmd="$1=\"$2:\$$1\""
212 fi
213 eval $cmd
214 eval "export $1"
215}
216
217# Note: use return not exit from a sourced script otherwise it kills the shell
218echo
219testSource
220if [ "$?" == "1" ]; then
221return
222fi
223testAlreadySourced
224if [ "$?" == "1" ]; then
225return
226fi
227setGS3ENV
228checkJava
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