142 lines
4.2 KiB
Bash
142 lines
4.2 KiB
Bash
#!/bin/bash
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# This variant of the lein script is meant for downstream packagers.
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# It has all the cross-platform stuff stripped out as well as the
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# logic for running from a source checkout and self-install/upgrading.
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export LEIN_VERSION="2.8.0-SNAPSHOT"
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# cd to the project root, if applicable
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NOT_FOUND=1
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ORIGINAL_PWD="$PWD"
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while [ ! -r "$PWD/project.clj" ] && [ "$PWD" != "/" ] && [ $NOT_FOUND -ne 0 ]; do
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cd ..
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if [ "$(dirname "$PWD")" = "/" ]; then
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NOT_FOUND=0
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cd "$ORIGINAL_PWD"
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fi
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done
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if [[ "$CLASSPATH" != "" ]]; then
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echo "WARNING: You have \$CLASSPATH set, probably by accident."
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echo "It is strongly recommended to unset this before proceeding."
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fi
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# User init
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export LEIN_HOME="${LEIN_HOME:-"$HOME/.lein"}"
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# Support $JAVA_OPTS for backwards-compatibility.
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JVM_OPTS=${JVM_OPTS:-"$JAVA_OPTS"}
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JAVA_CMD=${JAVA_CMD:-"java"}
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for f in "/etc/leinrc" "$LEIN_HOME/leinrc" ".leinrc"; do
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if [ -e "$f" ]; then
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source "$f"
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fi
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done
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export LEIN_JVM_OPTS="${LEIN_JVM_OPTS-"-Xverify:none -XX:+TieredCompilation -XX:TieredStopAtLevel=1"}"
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grep -E -q '^\s*:eval-in\s+:classloader\s*$' project.clj 2> /dev/null &&
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LEIN_JVM_OPTS="${LEIN_JVM_OPTS:-'-Xms64m -Xmx512m'}"
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# If you're not using an uberjar you'll need to list each dependency
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# and add them individually to the classpath/bootclasspath as well.
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LEIN_JAR=/usr/share/java/leiningen-$LEIN_VERSION-standalone.jar
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# Do not use installed leiningen jar during self-compilation
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if ! { [ "$1" = "compile" ] &&
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grep -qsE 'defproject leiningen[[:space:]]+"[[:digit:].]+"' \
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project.clj ;}; then
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CLASSPATH="$CLASSPATH":"$LEIN_JAR"
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if [ "$LEIN_USE_BOOTCLASSPATH" != "" ]; then
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LEIN_JVM_OPTS="-Xbootclasspath/a:$LEIN_JAR $LEIN_JVM_OPTS"
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fi
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fi
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# apply context specific CLASSPATH entries
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if [ -f .lein-classpath ]; then
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CLASSPATH="$(cat .lein-classpath):$CLASSPATH"
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fi
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if [ -n "$DEBUG" ]; then
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echo "Leiningen's classpath: $CLASSPATH"
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fi
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# Which Java?
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export JAVA_CMD="${JAVA_CMD:-"java"}"
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export LEIN_JAVA_CMD="${LEIN_JAVA_CMD:-$JAVA_CMD}"
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if [[ "$(basename "$LEIN_JAVA_CMD")" == *drip* ]]; then
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export DRIP_INIT="$(printf -- '-e\n(require (quote leiningen.repl))')"
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fi
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# Support $JAVA_OPTS for backwards-compatibility.
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export JVM_OPTS="${JVM_OPTS:-"$JAVA_OPTS"}"
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function command_not_found {
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>&2 echo "Leiningen coundn't find $1 in your \$PATH ($PATH), which is required."
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exit 1
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}
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if [ -r .lein-fast-trampoline ]; then
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export LEIN_FAST_TRAMPOLINE='y'
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fi
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if [ "$LEIN_FAST_TRAMPOLINE" != "" ] && [ -r project.clj ]; then
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INPUTS="$* $(cat project.clj) $(test -f "$LEIN_HOME/profiles.clj" && cat "$LEIN_HOME/profiles.clj")"
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if command -v shasum >/dev/null 2>&1; then
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SUM="shasum"
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elif command -v sha1sum >/dev/null 2>&1; then
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SUM="sha1sum"
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else
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command_not_found "sha1sum or shasum"
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fi
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export INPUT_CHECKSUM=$(echo "$INPUTS" | $SUM | cut -f 1 -d " ")
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# Just don't change :target-path in project.clj, mkay?
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TRAMPOLINE_FILE="target/trampolines/$INPUT_CHECKSUM"
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else
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TRAMPOLINE_FILE="$(mktemp /tmp/lein-trampoline-XXXXXXXXXXXXX)"
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trap 'rm -f $TRAMPOLINE_FILE' EXIT
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fi
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if [ "$1" = "upgrade" ]; then
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echo "This version of Leiningen was installed with a package manager, but"
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echo "the upgrade task is intended for manual installs. Please use your"
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echo "package manager's built-in upgrade facilities instead."
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exit 1
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fi
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if [ "$INPUT_CHECKSUM" != "" ] && [ -r "$TRAMPOLINE_FILE" ]; then
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if [ -n "$DEBUG" ]; then
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echo "Fast trampoline with $TRAMPOLINE_FILE."
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fi
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exec sh -c "exec $(cat $TRAMPOLINE_FILE)"
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else
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export TRAMPOLINE_FILE
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"$LEIN_JAVA_CMD" \
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-Dfile.encoding=UTF-8 \
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-Dmaven.wagon.http.ssl.easy=false \
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-Dmaven.wagon.rto=10000 \
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$LEIN_JVM_OPTS \
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-Dleiningen.original.pwd="$ORIGINAL_PWD" \
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-Dleiningen.script="$0" \
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-classpath "$CLASSPATH" \
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clojure.main -m leiningen.core.main "$@"
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EXIT_CODE=$?
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if [ -r "$TRAMPOLINE_FILE" ] && [ "$LEIN_TRAMPOLINE_WARMUP" = "" ]; then
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TRAMPOLINE="$(cat $TRAMPOLINE_FILE)"
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if [ "$INPUT_CHECKSUM" = "" ]; then
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rm "$TRAMPOLINE_FILE"
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fi
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exec sh -c "exec $TRAMPOLINE"
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else
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exit $EXIT_CODE
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fi
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fi
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