| [c5c522c] | 1 | # --------------------------------------------------------------------------- |
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| 2 | # This script creates a directory structure below /usr/lib/jvm and populates |
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| 3 | # it with symlinks to GCC binaries. |
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| 4 | # This will work as a compatibility layer to emulate an Oracle JDK/JRE. |
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| 5 | # This emulation is required in order to compile OpenJDK using GNU java. |
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| 6 | # |
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| 7 | # The same can automatically be achieved in Slackware's gcc packages if |
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| 8 | # the 'configure' command is called with the following additional parameters: |
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| 9 | # --enable-java-home \ |
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| 10 | # --with-java-home=/usr/lib$LIBDIRSUFFIX/jvm/jre \ |
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| 11 | # --with-jvm-root-dir=/usr/lib$LIBDIRSUFFIX/jvm \ |
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| 12 | # --with-jvm-jar-dir=/usr/lib$LIBDIRSUFFIX/jvm/jvm-exports \ |
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| 13 | # --with-arch-directory=$LIB_ARCH \ |
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| 14 | # |
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| 15 | # Author: Eric Hameleers <alien@slackware.com> December 2011 |
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| 16 | # --------------------------------------------------------------------------- |
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| 17 | |
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| 18 | # Automatically determine the architecture we're building on: |
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| 19 | if [ -z "$ARCH" ]; then |
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| 20 | case "$( uname -m )" in |
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| 21 | i?86) export ARCH=i486 ;; |
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| 22 | arm*) export ARCH=arm ;; |
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| 23 | # Unless $ARCH is already set, use uname -m for all other archs: |
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| 24 | *) export ARCH=$( uname -m ) ;; |
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| 25 | esac |
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| 26 | fi |
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| 27 | |
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| 28 | if [ "$ARCH" = "i486" ]; then |
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| 29 | SLKCFLAGS="-O2 -march=i486 -mtune=i686" |
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| 30 | LIBDIRSUFFIX="" |
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| 31 | LIB_ARCH=i386 |
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| 32 | elif [ "$ARCH" = "i686" ]; then |
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| 33 | SLKCFLAGS="-O2 -march=i686 -mtune=i686" |
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| 34 | LIBDIRSUFFIX="" |
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| 35 | LIB_ARCH=i386 |
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| 36 | elif [ "$ARCH" = "x86_64" ]; then |
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| 37 | SLKCFLAGS="-O2 -fPIC" |
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| 38 | LIBDIRSUFFIX="64" |
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| 39 | LIB_ARCH=amd64 |
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| 40 | else |
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| 41 | SLKCFLAGS="-O2" |
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| 42 | LIBDIRSUFFIX="" |
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| 43 | LIB_ARCH=$ARCH |
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| 44 | fi |
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| 45 | |
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| 46 | # Where does the OpenJDK SlackBuild expect the GNU java compatibility symlinks: |
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| 47 | JVM=${1:-/usr/lib${LIBDIRSUFFIX}/jvm} |
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| 48 | BINDIR=/usr/bin |
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| 49 | |
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| 50 | # What version of GCC do we have installed: |
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| 51 | GCJVER=$(gcj -dumpversion) |
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| 52 | |
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| 53 | # First, remove the old set of symlinks if they should exist: |
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| 54 | rm -fr $JVM |
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| 55 | |
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| 56 | # Create a JDK compatible directory structure for GNU java: |
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| 57 | mkdir -p $JVM |
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| 58 | mkdir -p $JVM/bin |
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| 59 | mkdir -p $JVM/jre/bin |
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| 60 | mkdir -p $JVM/jre/lib/${LIB_ARCH}/client |
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| 61 | mkdir -p $JVM/jre/lib/${LIB_ARCH}/server |
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| 62 | mkdir -p $JVM/lib |
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| 63 | |
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| 64 | ln -sf $BINDIR/gjar $JVM/bin/jar |
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| 65 | ln -sf $BINDIR/grmic $JVM/bin/rmic |
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| 66 | ln -sf $BINDIR/gjavah $JVM/bin/javah |
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| 67 | ln -sf $BINDIR/jcf-dump $JVM/bin/javap |
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| 68 | ln -sf $BINDIR/gappletviewer $JVM/bin/appletviewer |
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| 69 | ln -sf $BINDIR/grmiregistry $JVM/bin/rmiregistry |
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| 70 | ln -sf $BINDIR/grmiregistry $JVM/jre/bin/rmiregistry |
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| 71 | ln -sf $BINDIR/gkeytool $JVM/bin/keytool |
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| 72 | ln -sf $BINDIR/gkeytool $JVM/jre/bin/keytool |
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| 73 | ln -sf $BINDIR/gij $JVM/bin/java |
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| 74 | ln -sf $BINDIR/ecj $JVM/bin/javac |
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| 75 | ln -sf /usr/lib/gcj-${GCJVER}-11/libjvm.so $JVM/jre/lib/${LIB_ARCH}/client/libjvm.so |
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| 76 | ln -sf /usr/lib/gcj-${GCJVER}-11/libjvm.so $JVM/jre/lib/${LIB_ARCH}/server/libjvm.so |
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| 77 | ln -sf /usr/lib/gcj-${GCJVER}-11/libjawt.so $JVM/jre/lib/${LIB_ARCH}/libjawt.so |
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| 78 | ln -sf /usr/share/java/libgcj-${GCJVER}.jar $JVM/jre/lib/rt.jar |
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| 79 | ln -sf /usr/share/java/libgcj-tools-${GCJVER}.jar $JVM/lib/tools.jar |
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| 80 | ln -sf /usr/include/c++/${GCJVER}/gnu/java $JVM/include |
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| 81 | |
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| 82 | # Add a Eclipse Java Compiler wrapper which is required |
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| 83 | # for bootstrapping OpenJDK using GNU java: |
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| 84 | cat <<EOT > /usr/bin/ecj |
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| 85 | #!/bin/sh |
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| 86 | |
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| 87 | CLASSPATH=/usr/share/java/ecj.jar\${CLASSPATH:+:}\$CLASSPATH \ |
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| 88 | java org.eclipse.jdt.internal.compiler.batch.Main "\$@" |
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| 89 | |
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| 90 | EOT |
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| 91 | chmod 755 /usr/bin/ecj |
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| 92 | |
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| 93 | |
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