| 1 | <sect2>
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| 2 | <title>Command explanations</title>
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| 3 |
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| 4 | <para><command>T=`grep...</command>: Determines the part where the tarfile
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| 5 | begins in the self extracting archive.</para>
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| 6 |
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| 7 | <para><command>patch -Np1 -i j2sdk-${VERSION}-fix-intl-files.patch</command>:
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| 8 | Patch to fix duplicate messages in the intl files.</para>
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| 9 | <para><command>patch -Np1 -i j2sdk-${VERSION}-link-missing-libs.patch</command>: Patch to add missing libs to fix unresolved symbols.</para>
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| 10 | <para><command>patch -Np1 -i j2sdk-${VERSION}-remove-fixed-paths.patch
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| 11 | </command>: The build wants the binaries in specific locations, this patch
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| 12 | modifies this to use the current <envar>PATH</envar> environment to find
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| 13 | binaries.</para>
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| 14 | <para><command>patch -Np1 -i j2sdk-${VERSION}-syntax-fixes.patch</command>:
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| 15 | Patch to fix syntax for <application><acronym>GCC</acronym>-3</application>.
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| 16 | </para>
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| 17 | <para><command>patch -Np1 -i j2sdk-${VERSION}-use-included-motif.patch
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| 18 | </command>: Patch to rename the internal motif library to avoid conflicts with
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| 19 | an incompatible system installed version.</para>
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| 20 |
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| 21 | <para><command>export ALT_BOOTDIR="$JAVA_HOME"</command>: This var sets
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| 22 | location of the bootstrap <acronym>JDK</acronym>.
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| 23 | </para>
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| 24 |
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| 25 | <para><command>export ALT_MOZILLA_PATH=$PWD</command>: This sets the
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| 26 | variable that points to where you unzipped the <application>Mozilla
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| 27 | </application> headers.</para>
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| 28 |
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| 29 | <para><command>export ALT_DEVTOOLS_PATH="/usr/bin"</command>: This
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| 30 | changes the location where the build finds the needed executables.
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| 31 | </para>
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| 32 |
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| 33 | <para><command>export BUILD_NUMBER="blfs-`date +%s`"</command>: This will
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| 34 | help you identify this compiled version of the runtime environment and
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| 35 | virtual machine by appending this information to the version in the
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| 36 | output to <command>java -version</command>.</para>
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| 37 |
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| 38 | <para><command>export DEV_ONLY=true</command>: This command
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| 39 | eliminates compiling the documentation and eliminates a dependency for
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| 40 | <application>rpm</application>. </para>
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| 41 |
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| 42 | <para><command>unset JAVA_HOME</command>: This clears the
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| 43 | <envar>JAVA_HOME</envar>
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| 44 | variable and prevents misdirection during compile.</para>
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| 45 |
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| 46 | <para><command>unset CLASSPATH</command>: This clears the
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| 47 | <envar>CLASSPATH</envar> variable and prevents misdirection during compile.
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| 48 | </para>
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| 49 |
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| 50 | <para><command>unset CFLAGS...</command>: These flags cause miscompilation
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| 51 | of the build. Never set these.</para>
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| 52 |
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| 53 | <para><command>export INSANE=true</command>: Unless you specify that you
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| 54 | are insane the build will not proceed. The certified platform for the build is
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| 55 | Redhat 6.1. The above variable ensures that all the errors related to
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| 56 | compiling on a non-certified platform will be converted to warnings.</para>
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| 57 |
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| 58 | <para><command>export MAKE_VERBOSE=true</command>: Allows the current
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| 59 | compilation command to be displayed on the console.</para>
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| 60 |
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| 61 | <para><command>export ALT_CACERTS_FILE...</command>: Specifies the
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| 62 | certificate file to use.</para>
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| 63 |
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| 64 | </sect2>
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| 65 |
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