Introduce faster file refresh on Linux (x86_64 only for now)

resources/bundles/org.eclipse.core.filesystem.linux.x86_64/META-INF/MANIFEST.MF

@@ -2,8 +2,8 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %fragmentName
 Bundle-SymbolicName: org.eclipse.core.filesystem.linux.x86_64; singleton:=true
-Bundle-Version: 1.2.400.qualifier
+Bundle-Version: 1.2.500.qualifier
 Bundle-Vendor: %providerName
-Fragment-Host: org.eclipse.core.filesystem;bundle-version="[1.7.200,2.0.0)"
+Fragment-Host: org.eclipse.core.filesystem;bundle-version="[1.11.500,2.0.0)"
 Bundle-Localization: fragment
 Eclipse-PlatformFilter: (& (osgi.os=linux) (osgi.arch=x86_64))

resources/bundles/org.eclipse.core.filesystem.linux.x86_64/pom.xml

@@ -5,7 +5,7 @@
   are made available under the terms of the Eclipse Distribution License v1.0
   which accompanies this distribution, and is available at
   http://www.eclipse.org/org/documents/edl-v10.php
- 
+
   Contributors:
      Igor Fedorenko - initial implementation
 -->
@@ -18,7 +18,7 @@
     <relativePath>../../</relativePath>
   </parent>
   <artifactId>org.eclipse.core.filesystem.linux.x86_64</artifactId>
-  <version>1.2.400-SNAPSHOT</version>
+  <version>1.2.500-SNAPSHOT</version>
   <packaging>eclipse-plugin</packaging>
 
   <profiles>
@@ -42,12 +42,16 @@
                 <configuration>
                   <target>
                     <exec executable="make" newenvironment="false" dir="../org.eclipse.core.filesystem/natives/unix/linux/"/>
-           <mkdir dir="os/linux/x86_64/"/>
-           <copy todir="os/linux/x86_64/">
-           <fileset dir="../org.eclipse.core.filesystem/natives/unix/linux/">
-               <include name="libunixfile_*.so"/>
-           </fileset>
-           </copy>
+                    <exec executable="make" newenvironment="false" dir="../org.eclipse.core.filesystem/natives/unix/fastlinux/"/>
+                    <mkdir dir="os/linux/x86_64/"/>
+                    <copy todir="os/linux/x86_64/">
+                      <fileset dir="../org.eclipse.core.filesystem/natives/unix/linux/">
+                          <include name="libunixfile_*.so"/>
+                      </fileset>
+                      <fileset dir="../org.eclipse.core.filesystem/natives/unix/fastlinux/">
+                          <include name="libfastlinuxfile_*.so"/>
+                      </fileset>
+                    </copy>
                   </target>
                 </configuration>
                 <goals>

resources/bundles/org.eclipse.core.filesystem/natives/unix/fastlinux/Makefile

@@ -0,0 +1,42 @@
+#******************************************************************************
+# Copyright (c) 2010 IBM Corporation and others.
+#
+# This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License 2.0
+# which accompanies this distribution, and is available at
+# https://www.eclipse.org/legal/epl-2.0/
+#
+# SPDX-License-Identifier: EPL-2.0
+#
+# Contributors:
+#     IBM Corporation - initial API and implementation
+#******************************************************************************/
+#
+# makefile for libfastlinuxfile_1_0_0.so
+
+CORE.C = fastlinuxfile.c
+CORE.O = fastlinuxfile.o
+LIB_NAME = libfastlinuxfile.so
+LIB_NAME_FULL = libfastlinuxfile_1_0_0.so
+
+#Set this to be your OS type
+OS_TYPE = linux
+
+#Set this to be the location of your JRE
+ifeq (${JAVA_HOME},)
+	JAVA_HOME = /usr/lib/jvm/java-17/
+endif
+
+JDK_INCLUDE = -I ${JAVA_HOME}/include -I ${JAVA_HOME}/include/${OS_TYPE}
+OPT_FLAGS=-O2 -g -s -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
+
+core:
+	gcc $(OPT_FLAGS) -fPIC -c $(JDK_INCLUDE) -o $(CORE.O) $(CORE.C)
+	gcc $(OPT_FLAGS) -shared -Wl,-soname,$(LIB_NAME) -o $(LIB_NAME_FULL) $(CORE.O) -lc
+
+clean:
+	rm -f $(CORE.O) $(LIB_NAME_FULL)
+
+install: core
+	rm -f ../../../../org.eclipse.core.filesystem.linux.x86_64/os/linux/x86_64/libfastlinuxfile_1_0_0.so
+	mv libfastlinuxfile_1_0_0.so ../../../../org.eclipse.core.filesystem.linux.x86_64/os/linux/x86_64/