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