| 1 | <sect2>
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| 2 | <title>Command explanations</title>
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| 3 |
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| 4 | <para><userinput>T=`grep...</userinput> : Determines the part where the tarfile begins in the self extracting archive.</para>
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| 5 |
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| 6 | <para><userinput>patch -Np1 -i j2sdk-${VERSION}-fix-intl-files.patch</userinput> : Patch to fix duplicate messages in the intl files.</para>
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| 7 | <para><userinput>patch -Np1 -i j2sdk-${VERSION}-link-missing-libs.patch</userinput> : Patch to add missing libs to fix unresolved symbols.</para>
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| 8 | <para><userinput>patch -Np1 -i j2sdk-${VERSION}-remove-fixed-paths.patch</userinput> : The build wants the binaries in specific locations, this patch modifies this to use the current PATH environment to find binaries.</para>
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| 9 | <para><userinput>patch -Np1 -i j2sdk-${VERSION}-syntax-fixes.patch</userinput> : Patch to fix syntax for gcc3.</para>
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| 10 | <para><userinput>patch -Np1 -i j2sdk-${VERSION}-use-included-motif.patch</userinput> : Patch to rename the internal motif library to avoid conflicts with an incompatible system installed version.</para>
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| 11 |
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| 12 | <para><userinput>export ALT_BOOTDIR="$JAVA_HOME"</userinput> : This
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| 13 | var sets location of the bootstrap JDK.
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| 14 | </para>
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| 15 |
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| 16 | <para><userinput>export ALT_MOZILLA_PATH=$PWD</userinput> : This sets the
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| 17 | variable that points to where you unzipped the mozilla headers.</para>
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| 18 |
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| 19 | <para><userinput>export ALT_DEVTOOLS_PATH="/usr/bin"</userinput> : This
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| 20 | changes the location where the build finds the needed executables.
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| 21 | </para>
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| 22 |
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| 23 | <para><userinput>export BUILD_NUMBER="blfs-`date +%s`"</userinput> : This will
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| 24 | help you identify this compiled version of the runtime environment and
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| 25 | virtual machine by appending this information to the version in the
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| 26 | output to "java -version".</para>
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| 27 |
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| 28 | <para><userinput>export DEV_ONLY=true</userinput> : This command
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| 29 | eliminates compiling the documentation and eliminates a dependency for
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| 30 | rpm. </para>
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| 31 |
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| 32 | <para><userinput>unset JAVA_HOME</userinput> : This clears the JAVA_HOME
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| 33 | variable and prevents misdirection during compile.</para>
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| 34 |
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| 35 | <para><userinput>unset CLASSPATH</userinput> : This clears the CLASSPATH
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| 36 | variable and prevents misdirection during compile.</para>
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| 37 |
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| 38 | <para><userinput>unset CFLAGS...</userinput> : These flags cause miscompilation
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| 39 | of the build. Never set these.
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| 40 | </para>
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| 41 |
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| 42 | <para><userinput>export INSANE=true</userinput> : Unless you specify that you
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| 43 | are insane the build will not proceed. The certified platform for the build is
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| 44 | Redhat 6.1. The above variable ensures that all the errors related to
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| 45 | compiling on a non-certified platform will be converted to warnings.</para>
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| 46 |
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| 47 | <para><userinput>export MAKE_VERBOSE=true</userinput> : Allows the current
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| 48 | compilation command to be displayed on the console.</para>
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| 49 |
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| 50 | <para><userinput>export ALT_CACERTS_FILE...</userinput> : Specifies the certificate
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| 51 | file to use.</para>
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| 52 |
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| 53 | </sect2>
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| 54 |
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