commit 6f71868b88ec88bc1009844797efdace03b088bc Author: Liliesh Date: Wed Dec 31 18:19:24 2025 +0100 Inital scream diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..adfa9bf --- /dev/null +++ b/.gitignore @@ -0,0 +1,19 @@ +*.iml +.kotlin +.gradle +**/build/ +xcuserdata +!src/**/build/ +local.properties +.idea +.DS_Store +captures +.externalNativeBuild +.cxx +*.xcodeproj/* +!*.xcodeproj/project.pbxproj +!*.xcodeproj/xcshareddata/ +!*.xcodeproj/project.xcworkspace/ +!*.xcworkspace/contents.xcworkspacedata +**/xcshareddata/WorkspaceSettings.xcsettings +node_modules/ diff --git a/README.md b/README.md new file mode 100644 index 0000000..4220f0e --- /dev/null +++ b/README.md @@ -0,0 +1,27 @@ +This is a Kotlin Multiplatform project targeting Desktop (JVM). + +* [/composeApp](./composeApp/src) is for code that will be shared across your Compose Multiplatform applications. + It contains several subfolders: + - [commonMain](./composeApp/src/commonMain/kotlin) is for code that’s common for all targets. + - Other folders are for Kotlin code that will be compiled for only the platform indicated in the folder name. + For example, if you want to use Apple’s CoreCrypto for the iOS part of your Kotlin app, + the [iosMain](./composeApp/src/iosMain/kotlin) folder would be the right place for such calls. + Similarly, if you want to edit the Desktop (JVM) specific part, the [jvmMain](./composeApp/src/jvmMain/kotlin) + folder is the appropriate location. + +### Build and Run Desktop (JVM) Application + +To build and run the development version of the desktop app, use the run configuration from the run widget +in your IDE’s toolbar or run it directly from the terminal: +- on macOS/Linux + ```shell + ./gradlew :composeApp:run + ``` +- on Windows + ```shell + .\gradlew.bat :composeApp:run + ``` + +--- + +Learn more about [Kotlin Multiplatform](https://www.jetbrains.com/help/kotlin-multiplatform-dev/get-started.html)… \ No newline at end of file diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 0000000..0979b05 --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,8 @@ +plugins { + // this is necessary to avoid the plugins to be loaded multiple times + // in each subproject's classloader + alias(libs.plugins.composeHotReload) apply false + alias(libs.plugins.composeMultiplatform) apply false + alias(libs.plugins.composeCompiler) apply false + alias(libs.plugins.kotlinMultiplatform) apply false +} \ No newline at end of file diff --git a/composeApp/build.gradle.kts b/composeApp/build.gradle.kts new file mode 100644 index 0000000..f8c225d --- /dev/null +++ b/composeApp/build.gradle.kts @@ -0,0 +1,45 @@ +import org.jetbrains.compose.desktop.application.dsl.TargetFormat + +plugins { + alias(libs.plugins.kotlinMultiplatform) + alias(libs.plugins.composeMultiplatform) + alias(libs.plugins.composeCompiler) + alias(libs.plugins.composeHotReload) +} + +kotlin { + jvm() + + sourceSets { + commonMain.dependencies { + implementation(compose.runtime) + implementation(compose.foundation) + implementation(compose.material3) + implementation(compose.ui) + implementation(compose.components.resources) + implementation(compose.components.uiToolingPreview) + implementation(libs.androidx.lifecycle.viewmodelCompose) + implementation(libs.androidx.lifecycle.runtimeCompose) + } + commonTest.dependencies { + implementation(libs.kotlin.test) + } + jvmMain.dependencies { + implementation(compose.desktop.currentOs) + implementation(libs.kotlinx.coroutinesSwing) + } + } +} + + +compose.desktop { + application { + mainClass = "world.pinkhaj.beatsandbits.MainKt" + + nativeDistributions { + targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb) + packageName = "world.pinkhaj.beatsandbits" + packageVersion = "1.0.0" + } + } +} diff --git a/composeApp/src/jvmMain/composeResources/drawable/compose-multiplatform.xml b/composeApp/src/jvmMain/composeResources/drawable/compose-multiplatform.xml new file mode 100644 index 0000000..1ffc948 --- /dev/null +++ b/composeApp/src/jvmMain/composeResources/drawable/compose-multiplatform.xml @@ -0,0 +1,44 @@ + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/App.kt b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/App.kt new file mode 100644 index 0000000..87af292 --- /dev/null +++ b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/App.kt @@ -0,0 +1,49 @@ +package world.pinkhaj.beatsandbits + +import androidx.compose.animation.AnimatedVisibility +import androidx.compose.foundation.Image +import androidx.compose.foundation.background +import androidx.compose.foundation.layout.Column +import androidx.compose.foundation.layout.fillMaxSize +import androidx.compose.foundation.layout.fillMaxWidth +import androidx.compose.foundation.layout.safeContentPadding +import androidx.compose.material3.Button +import androidx.compose.material3.MaterialTheme +import androidx.compose.material3.Text +import androidx.compose.runtime.* +import androidx.compose.ui.Alignment +import androidx.compose.ui.Modifier +import org.jetbrains.compose.resources.painterResource +import org.jetbrains.compose.ui.tooling.preview.Preview + +import beatsandbits.composeapp.generated.resources.Res +import beatsandbits.composeapp.generated.resources.compose_multiplatform + +@Composable +@Preview +fun App() { + MaterialTheme { + var showContent by remember { mutableStateOf(false) } + Column( + modifier = Modifier + .background(MaterialTheme.colorScheme.primaryContainer) + .safeContentPadding() + .fillMaxSize(), + horizontalAlignment = Alignment.CenterHorizontally, + ) { + Button(onClick = { showContent = !showContent }) { + Text("Click me!") + } + AnimatedVisibility(showContent) { + val greeting = remember { Greeting().greet() } + Column( + modifier = Modifier.fillMaxWidth(), + horizontalAlignment = Alignment.CenterHorizontally, + ) { + Image(painterResource(Res.drawable.compose_multiplatform), null) + Text("Compose: $greeting") + } + } + } + } +} \ No newline at end of file diff --git a/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Greeting.kt b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Greeting.kt new file mode 100644 index 0000000..888f624 --- /dev/null +++ b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Greeting.kt @@ -0,0 +1,9 @@ +package world.pinkhaj.beatsandbits + +class Greeting { + private val platform = getPlatform() + + fun greet(): String { + return "Hello, ${platform.name}!" + } +} \ No newline at end of file diff --git a/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Platform.kt b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Platform.kt new file mode 100644 index 0000000..bda5070 --- /dev/null +++ b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/Platform.kt @@ -0,0 +1,7 @@ +package world.pinkhaj.beatsandbits + +class JVMPlatform { + val name: String = "Java ${System.getProperty("java.version")}" +} + +fun getPlatform() = JVMPlatform() \ No newline at end of file diff --git a/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/main.kt b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/main.kt new file mode 100644 index 0000000..20085ad --- /dev/null +++ b/composeApp/src/jvmMain/kotlin/world/pinkhaj/beatsandbits/main.kt @@ -0,0 +1,13 @@ +package world.pinkhaj.beatsandbits + +import androidx.compose.ui.window.Window +import androidx.compose.ui.window.application + +fun main() = application { + Window( + onCloseRequest = ::exitApplication, + title = "beatsandbits", + ) { + App() + } +} \ No newline at end of file diff --git a/gradle.properties b/gradle.properties new file mode 100644 index 0000000..41d680b --- /dev/null +++ b/gradle.properties @@ -0,0 +1,8 @@ +#Kotlin +kotlin.code.style=official +kotlin.daemon.jvmargs=-Xmx3072M + +#Gradle +org.gradle.jvmargs=-Xmx3072M -Dfile.encoding=UTF-8 +org.gradle.configuration-cache=true +org.gradle.caching=true \ No newline at end of file diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml new file mode 100644 index 0000000..8b3a200 --- /dev/null +++ b/gradle/libs.versions.toml @@ -0,0 +1,21 @@ +[versions] +androidx-lifecycle = "2.9.6" +composeHotReload = "1.0.0" +composeMultiplatform = "1.9.3" +junit = "4.13.2" +kotlin = "2.3.0" +kotlinx-coroutines = "1.10.2" + +[libraries] +kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" } +kotlin-testJunit = { module = "org.jetbrains.kotlin:kotlin-test-junit", version.ref = "kotlin" } +junit = { module = "junit:junit", version.ref = "junit" } +androidx-lifecycle-viewmodelCompose = { module = "org.jetbrains.androidx.lifecycle:lifecycle-viewmodel-compose", version.ref = "androidx-lifecycle" } +androidx-lifecycle-runtimeCompose = { module = "org.jetbrains.androidx.lifecycle:lifecycle-runtime-compose", version.ref = "androidx-lifecycle" } +kotlinx-coroutinesSwing = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-swing", version.ref = "kotlinx-coroutines" } + +[plugins] +composeHotReload = { id = "org.jetbrains.compose.hot-reload", version.ref = "composeHotReload" } +composeMultiplatform = { id = "org.jetbrains.compose", version.ref = "composeMultiplatform" } +composeCompiler = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" } +kotlinMultiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" } \ No newline at end of file diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..1b33c55 Binary files /dev/null and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..d4081da --- /dev/null +++ b/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew new file mode 100755 index 0000000..23d15a9 --- /dev/null +++ b/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# Licensed 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 +# +# https://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. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH="\\\"\\\"" + + +# Determine the Java command to use to start the JVM. +if [ -n "$JAVA_HOME" ] ; then + if [ -x "$JAVA_HOME/jre/sh/java" ] ; then + # IBM's JDK on AIX uses strange locations for the executables + JAVACMD=$JAVA_HOME/jre/sh/java + else + JAVACMD=$JAVA_HOME/bin/java + fi + if [ ! -x "$JAVACMD" ] ; then + die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..5eed7ee --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@if "%DEBUG%"=="" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH= + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 0 goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000..7462cd8 --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1,35 @@ +rootProject.name = "beatsandbits" +enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS") + +pluginManagement { + repositories { + google { + mavenContent { + includeGroupAndSubgroups("androidx") + includeGroupAndSubgroups("com.android") + includeGroupAndSubgroups("com.google") + } + } + mavenCentral() + gradlePluginPortal() + } +} + +dependencyResolutionManagement { + repositories { + google { + mavenContent { + includeGroupAndSubgroups("androidx") + includeGroupAndSubgroups("com.android") + includeGroupAndSubgroups("com.google") + } + } + mavenCentral() + } +} + +plugins { + id("org.gradle.toolchains.foojay-resolver-convention") version "1.0.0" +} + +include(":composeApp") \ No newline at end of file