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tomcat/bin/setclasspath.sh

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+#!/usr/bin/env bash
+
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# -----------------------------------------------------------------------------
+#  Set JAVA_HOME or JRE_HOME if not already set, ensure any provided settings
+#  are valid and consistent with the selected start-up options and set up the
+#  endorsed directory.
+# -----------------------------------------------------------------------------
+
+# Make sure prerequisite environment variables are set
+if [ -z "$JAVA_HOME" ] && [ -z "$JRE_HOME" ]; then
+  if $darwin; then
+    # Bugzilla 54390
+    if [ -x '/usr/libexec/java_home' ] ; then
+      export JAVA_HOME=`/usr/libexec/java_home`
+    # Bugzilla 37284 (reviewed).
+    elif [ -d "/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home" ]; then
+      export JAVA_HOME="/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home"
+    fi
+  else
+    JAVA_PATH=`which java 2>/dev/null`
+    if [ "x$JAVA_PATH" != "x" ]; then
+      JAVA_PATH=`dirname "$JAVA_PATH" 2>/dev/null`
+      JRE_HOME=`dirname "$JAVA_PATH" 2>/dev/null`
+    fi
+    if [ "x$JRE_HOME" = "x" ]; then
+      # XXX: Should we try other locations?
+      if [ -x /usr/bin/java ]; then
+        JRE_HOME=/usr
+      fi
+    fi
+  fi
+  if [ -z "$JAVA_HOME" ] && [ -z "$JRE_HOME" ]; then
+    echo "Neither the JAVA_HOME nor the JRE_HOME environment variable is defined"
+    echo "At least one of these environment variable is needed to run this program"
+    exit 1
+  fi
+fi
+if [ -z "$JAVA_HOME" ] && [ "$1" = "debug" ]; then
+  echo "JAVA_HOME should point to a JDK in order to run in debug mode."
+  exit 1
+fi
+
+# If we're running under jdb, we need a full jdk.
+if [ "$1" = "debug" ] ; then
+  if [ "$os400" = "true" ]; then
+    if [ ! -x "$JAVA_HOME"/bin/java ] || [ ! -x "$JAVA_HOME"/bin/javac ]; then
+      echo "The JAVA_HOME environment variable is not defined correctly"
+      echo "JAVA_HOME=$JAVA_HOME"
+      echo "This environment variable is needed to run this program"
+      echo "NB: JAVA_HOME should point to a JDK not a JRE"
+      exit 1
+    fi
+  else
+    if [ ! -x "$JAVA_HOME"/bin/java ] || [ ! -x "$JAVA_HOME"/bin/jdb ] || [ ! -x "$JAVA_HOME"/bin/javac ]; then
+      echo "The JAVA_HOME environment variable is not defined correctly"
+      echo "JAVA_HOME=$JAVA_HOME"
+      echo "This environment variable is needed to run this program"
+      echo "NB: JAVA_HOME should point to a JDK not a JRE"
+      exit 1
+    fi
+  fi
+fi
+
+if [ -z "$JRE_HOME" ]; then
+  # JAVA_HOME_MUST be set
+  if [ ! -x "$JAVA_HOME"/bin/java ]; then
+    echo "The JAVA_HOME environment variable is not defined correctly"
+    echo "JAVA_HOME=$JAVA_HOME"
+    echo "This environment variable is needed to run this program"
+    echo "NB: JAVA_HOME should point to a JDK not a JRE"
+    exit 1
+  fi
+  JRE_HOME="$JAVA_HOME"
+else
+  if [ ! -x "$JRE_HOME"/bin/java ]; then
+    echo "The JRE_HOME environment variable is not defined correctly"
+    echo "JRE_HOME=$JRE_HOME"
+    echo "This environment variable is needed to run this program"
+    exit 1
+  fi
+fi
+
+# Don't override the endorsed dir if the user has set it previously
+if [ -z "$JAVA_ENDORSED_DIRS" ]; then
+  # Java 9 no longer supports the java.endorsed.dirs
+  # system property. Only try to use it if
+  # CATALINA_HOME/endorsed exists.
+  if [ -d "$CATALINA_HOME"/endorsed ]; then
+    JAVA_ENDORSED_DIRS="$CATALINA_HOME"/endorsed
+  fi
+fi
+
+# Set standard commands for invoking Java, if not already set.
+if [ -z "$_RUNJAVA" ]; then
+  _RUNJAVA="$JRE_HOME"/bin/java
+fi
+if [ "$os400" != "true" ]; then
+  if [ -z "$_RUNJDB" ]; then
+    _RUNJDB="$JAVA_HOME"/bin/jdb
+  fi
+fi