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-rw-r--r--Help/release/dev/java-export-targets.rst6
-rw-r--r--Modules/UseJava.cmake163
-rw-r--r--Modules/javaTargets.cmake.in39
-rw-r--r--Tests/CMakeLists.txt4
-rw-r--r--Tests/Java/A.java10
-rw-r--r--Tests/Java/HelloWorld.java14
-rw-r--r--Tests/JavaExportImport/BuildExport/CMakeLists.txt10
-rw-r--r--Tests/JavaExportImport/BuildExport/Foo.java11
-rw-r--r--Tests/JavaExportImport/CMakeLists.txt104
-rw-r--r--Tests/JavaExportImport/Import/CMakeLists.txt14
-rw-r--r--Tests/JavaExportImport/Import/Import.java10
-rw-r--r--Tests/JavaExportImport/InitialCache.cmake.in5
-rw-r--r--Tests/JavaExportImport/InstallExport/Bar.java11
-rw-r--r--Tests/JavaExportImport/InstallExport/CMakeLists.txt14
-rw-r--r--Tests/JavaExportImport/main.c4
15 files changed, 402 insertions, 17 deletions
diff --git a/Help/release/dev/java-export-targets.rst b/Help/release/dev/java-export-targets.rst
new file mode 100644
index 0000000..5b70e97
--- /dev/null
+++ b/Help/release/dev/java-export-targets.rst
@@ -0,0 +1,6 @@
+java-export-targets
+-------------------
+
+* The :module:`UseJava` module gained APIs to "export" jar targets
+ for use by external CMake projects. See the ``install_jar_exports``
+ and ``export_jars`` functions.
diff --git a/Modules/UseJava.cmake b/Modules/UseJava.cmake
index 7b3416e..cf9c2d7 100644
--- a/Modules/UseJava.cmake
+++ b/Modules/UseJava.cmake
@@ -217,6 +217,19 @@
# This command installs the TARGET_NAME files to the given DESTINATION.
# It should be called in the same scope as add_jar() or it will fail.
#
+# Target Properties:
+#
+# ::
+#
+# The install_jar() function sets the INSTALL_DESTINATION target property
+# on jars so installed. This property holds the DESTINATION as described
+# above, and is used by install_jar_exports(). You can get this property
+# with the
+# get_property(TARGET <target_name> PROPERTY INSTALL_DESTINATION)
+# command.
+#
+#
+#
# ::
#
# install_jni_symlink(target_name destination)
@@ -228,6 +241,24 @@
#
# ::
#
+# install_jar_exports(TARGETS jar1 [jar2 ...]
+# FILE export_filename
+# DESTINATION destination [COMPONENT component])
+#
+# This command installs a target export file export_filename for the named jar
+# targets to the given DESTINATION. Its function is similar to that of
+# install(EXPORTS).
+#
+# ::
+#
+# export_jars(TARGETS jar1 [jar2 ...]
+# FILE export_filename)
+#
+# This command writes a target export file export_filename for the named jar
+# targets. Its function is similar to that of export().
+#
+# ::
+#
# create_javadoc(<VAR>
# PACKAGES pkg1 [pkg2 ...]
# [SOURCEPATH <sourcepath>]
@@ -396,7 +427,29 @@ function (__java_copy_file src dest comment)
COMMENT ${comment})
endfunction ()
+function(__java_lcat VAR)
+ foreach(_line ${ARGN})
+ set(${VAR} "${${VAR}}${_line}\n")
+ endforeach()
+
+ set(${VAR} "${${VAR}}" PARENT_SCOPE)
+endfunction()
+
+function(__java_export_jar VAR TARGET PATH)
+ get_target_property(_jarpath ${TARGET} JAR_FILE)
+ get_filename_component(_jarname ${_jarpath} NAME)
+ __java_lcat(${VAR}
+ "# Create imported target ${TARGET}"
+ "add_custom_target(${TARGET})"
+ "set_target_properties(${TARGET} PROPERTIES"
+ " JAR_FILE \"${PATH}/${_jarname}\")"
+ ""
+ )
+ set(${VAR} "${${VAR}}" PARENT_SCOPE)
+endfunction()
+
# define helper scripts
+set(_JAVA_EXPORT_TARGETS_SCRIPT ${CMAKE_CURRENT_LIST_DIR}/javaTargets.cmake.in)
set(_JAVA_CLASS_FILELIST_SCRIPT ${CMAKE_CURRENT_LIST_DIR}/UseJavaClassFilelist.cmake)
set(_JAVA_SYMLINK_SCRIPT ${CMAKE_CURRENT_LIST_DIR}/UseJavaSymlinks.cmake)
@@ -435,6 +488,8 @@ function(add_jar _TARGET_NAME)
if (NOT DEFINED _add_jar_OUTPUT_DIR)
set(_add_jar_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR})
+ else()
+ get_filename_component(_add_jar_OUTPUT_DIR ${_add_jar_OUTPUT_DIR} ABSOLUTE)
endif()
if (_add_jar_ENTRY_POINT)
@@ -554,11 +609,6 @@ function(add_jar _TARGET_NAME)
endif ()
endforeach()
- # create an empty java_class_filelist
- if (NOT EXISTS ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist)
- file(WRITE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist "")
- endif()
-
if (_JAVA_COMPILE_FILES OR _JAVA_COMPILE_FILELISTS)
set (_JAVA_SOURCES_FILELISTS)
@@ -598,6 +648,11 @@ function(add_jar _TARGET_NAME)
DEPENDS ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_compiled_${_TARGET_NAME}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
+ else ()
+ # create an empty java_class_filelist
+ if (NOT EXISTS ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist)
+ file(WRITE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist "")
+ endif()
endif ()
# create the jar file
@@ -716,6 +771,13 @@ function(INSTALL_JAR _TARGET_NAME)
PROPERTY
INSTALL_FILES
)
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ INSTALL_DESTINATION
+ ${_DESTINATION}
+ )
if (__FILES)
install(
@@ -1288,3 +1350,94 @@ function (create_javah)
set (${_create_javah_GENERATED_FILES} ${_output_files} PARENT_SCOPE)
endif()
endfunction()
+
+function(export_jars)
+ # Parse and validate arguments
+ cmake_parse_arguments(_export_jars
+ ""
+ "FILE"
+ "TARGETS"
+ ${ARGN}
+ )
+ if (NOT _export_jars_FILE)
+ message(SEND_ERROR "export_jars: FILE must be specified.")
+ endif()
+ if (NOT _export_jars_TARGETS)
+ message(SEND_ERROR "export_jars: TARGETS must be specified.")
+ endif()
+
+ # Set content of generated exports file
+ string(REPLACE ";" " " __targets__ "${_export_jars_TARGETS}")
+ set(__targetdefs__ "")
+ foreach(_target ${_export_jars_TARGETS})
+ get_target_property(_jarpath ${_target} JAR_FILE)
+ get_filename_component(_jarpath ${_jarpath} PATH)
+ __java_export_jar(__targetdefs__ ${_target} "${_jarpath}")
+ endforeach()
+
+ # Generate exports file
+ configure_file(
+ ${_JAVA_EXPORT_TARGETS_SCRIPT}
+ ${_export_jars_FILE}
+ @ONLY
+ )
+endfunction()
+
+function(install_jar_exports)
+ # Parse and validate arguments
+ cmake_parse_arguments(_install_jar_exports
+ ""
+ "FILE;DESTINATION;COMPONENT"
+ "TARGETS"
+ ${ARGN}
+ )
+ if (NOT _install_jar_exports_FILE)
+ message(SEND_ERROR "install_jar_exports: FILE must be specified.")
+ endif()
+ if (NOT _install_jar_exports_DESTINATION)
+ message(SEND_ERROR "install_jar_exports: DESTINATION must be specified.")
+ endif()
+ if (NOT _install_jar_exports_TARGETS)
+ message(SEND_ERROR "install_jar_exports: TARGETS must be specified.")
+ endif()
+
+ if (_install_jar_exports_COMPONENT)
+ set (_COMPONENT COMPONENT ${_install_jar_exports_COMPONENT})
+ endif()
+
+ # Determine relative path from installed export file to install prefix
+ if(IS_ABSOLUTE ${_install_jar_exports_DESTINATION})
+ file(RELATIVE_PATH _relpath
+ ${_install_jar_exports_DESTINATION}
+ ${CMAKE_INSTALL_PREFIX}
+ )
+ else()
+ file(RELATIVE_PATH _relpath
+ ${CMAKE_INSTALL_PREFIX}/${_install_jar_exports_DESTINATION}
+ ${CMAKE_INSTALL_PREFIX}
+ )
+ endif()
+
+ # Set up unique location for generated exports file
+ string(SHA256 _hash "${_install_jar_exports_DESTINATION}")
+ set(_tmpdir ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/JavaExports/${_hash})
+
+ # Set content of generated exports file
+ string(REPLACE ";" " " __targets__ "${_install_jar_exports_TARGETS}")
+ set(__targetdefs__ "set(_prefix \${CMAKE_CURRENT_LIST_DIR}/${_relpath})\n\n")
+ foreach(_target ${_install_jar_exports_TARGETS})
+ get_target_property(_dir ${_target} INSTALL_DESTINATION)
+ __java_export_jar(__targetdefs__ ${_target} "\${_prefix}/${_dir}")
+ endforeach()
+ __java_lcat(__targetdefs__ "\nunset(_prefix)")
+
+ # Generate and install exports file
+ configure_file(
+ ${_JAVA_EXPORT_TARGETS_SCRIPT}
+ ${_tmpdir}/${_install_jar_exports_FILE}
+ @ONLY
+ )
+ install(FILES ${_tmpdir}/${_install_jar_exports_FILE}
+ DESTINATION ${_install_jar_exports_DESTINATION}
+ ${_COMPONENT})
+endfunction()
diff --git a/Modules/javaTargets.cmake.in b/Modules/javaTargets.cmake.in
new file mode 100644
index 0000000..c5f9c78
--- /dev/null
+++ b/Modules/javaTargets.cmake.in
@@ -0,0 +1,39 @@
+cmake_minimum_required(VERSION 2.8)
+cmake_policy(PUSH)
+cmake_policy(VERSION 2.8)
+
+#----------------------------------------------------------------
+# Generated CMake Java target import file.
+#----------------------------------------------------------------
+
+# Protect against multiple inclusion, which would fail when already imported targets are added once more.
+set(_targetsDefined)
+set(_targetsNotDefined)
+set(_expectedTargets)
+foreach(_expectedTarget @__targets__@)
+ list(APPEND _expectedTargets ${_expectedTarget})
+ if(TARGET ${_expectedTarget})
+ list(APPEND _targetsDefined ${_expectedTarget})
+ else()
+ list(APPEND _targetsNotDefined ${_expectedTarget})
+ endif()
+endforeach()
+if("%${_targetsDefined}" STREQUAL "%${_expectedTargets}")
+ unset(_targetsDefined)
+ unset(_targetsNotDefined)
+ unset(_expectedTargets)
+ cmake_policy(POP)
+ return()
+endif()
+if(NOT "${_targetsDefined}" STREQUAL "")
+ message(FATAL_ERROR
+ "Some (but not all) targets in this export set were already defined.\n"
+ "Targets Defined: ${_targetsDefined}\n"
+ "Targets not yet defined: ${_targetsNotDefined}\n")
+endif()
+unset(_targetsDefined)
+unset(_targetsNotDefined)
+unset(_expectedTargets)
+
+@__targetdefs__@
+cmake_policy(POP)
diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index bb24b33..5911682 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -3108,6 +3108,10 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release
find_package(Java COMPONENTS Development QUIET)
if(Java_JAVA_EXECUTABLE AND Java_JAVAC_EXECUTABLE AND Java_JAR_EXECUTABLE AND NOT MINGW
AND NOT "${CMAKE_GENERATOR}" MATCHES "Xcode")
+
+ set(JavaExportImport_BUILD_OPTIONS -DCMake_TEST_NESTED_MAKE_PROGRAM:FILEPATH=${CMake_TEST_EXPLICIT_MAKE_PROGRAM})
+ ADD_TEST_MACRO(JavaExportImport JavaExportImport)
+
get_filename_component(JNIPATH ${JAVA_COMPILE} PATH)
find_file(JNI_H jni.h
"${JNIPATH}/../include"
diff --git a/Tests/Java/A.java b/Tests/Java/A.java
index 403a7f8..b7fdb49 100644
--- a/Tests/Java/A.java
+++ b/Tests/Java/A.java
@@ -1,11 +1,11 @@
class A
{
public A()
- {
- }
+ {
+ }
public void printName()
- {
- System.out.println("A");
- }
+ {
+ System.out.println("A");
+ }
}
diff --git a/Tests/Java/HelloWorld.java b/Tests/Java/HelloWorld.java
index 378e371..995ee48 100644
--- a/Tests/Java/HelloWorld.java
+++ b/Tests/Java/HelloWorld.java
@@ -1,11 +1,11 @@
class HelloWorld
{
- public static void main(String args[])
- {
- A a;
- a = new A();
- a.printName();
- System.out.println("Hello World!");
- }
+ public static void main(String args[])
+ {
+ A a;
+ a = new A();
+ a.printName();
+ System.out.println("Hello World!");
+ }
}
diff --git a/Tests/JavaExportImport/BuildExport/CMakeLists.txt b/Tests/JavaExportImport/BuildExport/CMakeLists.txt
new file mode 100644
index 0000000..953f9d0
--- /dev/null
+++ b/Tests/JavaExportImport/BuildExport/CMakeLists.txt
@@ -0,0 +1,10 @@
+project(foo Java)
+
+cmake_minimum_required (VERSION 3.5)
+set(CMAKE_VERBOSE_MAKEFILE 1)
+
+find_package(Java COMPONENTS Development)
+include(UseJava)
+
+add_jar(${PROJECT_NAME} Foo.java)
+export_jars(TARGETS ${PROJECT_NAME} FILE JavaBuildExportTestConfig.cmake)
diff --git a/Tests/JavaExportImport/BuildExport/Foo.java b/Tests/JavaExportImport/BuildExport/Foo.java
new file mode 100644
index 0000000..20815ba
--- /dev/null
+++ b/Tests/JavaExportImport/BuildExport/Foo.java
@@ -0,0 +1,11 @@
+class Foo
+{
+ public Foo()
+ {
+ }
+
+ public void printName()
+ {
+ System.out.println("Foo");
+ }
+}
diff --git a/Tests/JavaExportImport/CMakeLists.txt b/Tests/JavaExportImport/CMakeLists.txt
new file mode 100644
index 0000000..a075301
--- /dev/null
+++ b/Tests/JavaExportImport/CMakeLists.txt
@@ -0,0 +1,104 @@
+cmake_minimum_required (VERSION 3.5)
+project(JavaExportImport)
+if(NOT DEFINED CMake_TEST_NESTED_MAKE_PROGRAM AND NOT CMAKE_GENERATOR MATCHES "Visual Studio")
+ set(CMake_TEST_NESTED_MAKE_PROGRAM "${CMAKE_MAKE_PROGRAM}")
+endif()
+
+find_package(Java COMPONENTS Development)
+
+# Wipe out the install tree to make sure the exporter works.
+add_custom_command(
+ OUTPUT ${JavaExportImport_BINARY_DIR}/CleanupProject
+ COMMAND ${CMAKE_COMMAND} -E remove_directory ${JavaExportImport_BINARY_DIR}/Root
+ )
+add_custom_target(CleanupTarget ALL DEPENDS ${JavaExportImport_BINARY_DIR}/CleanupProject)
+set_property(
+ SOURCE ${JavaExportImport_BINARY_DIR}/CleanupProject
+ PROPERTY SYMBOLIC 1
+ )
+
+if(CMAKE_CONFIGURATION_TYPES)
+ set(NESTED_CONFIG_TYPE -C "${CMAKE_CFG_INTDIR}")
+else()
+ if(CMAKE_BUILD_TYPE)
+ set(NESTED_CONFIG_TYPE -C "${CMAKE_BUILD_TYPE}")
+ else()
+ set(NESTED_CONFIG_TYPE)
+ endif()
+endif()
+
+configure_file(${JavaExportImport_SOURCE_DIR}/InitialCache.cmake.in
+ ${JavaExportImport_BINARY_DIR}/InitialCache.cmake @ONLY)
+
+# Build the build exporter.
+add_custom_command(
+ OUTPUT ${JavaExportImport_BINARY_DIR}/BuildExportProject
+ COMMAND ${CMAKE_CTEST_COMMAND} ${NESTED_CONFIG_TYPE}
+ --build-and-test
+ ${JavaExportImport_SOURCE_DIR}/BuildExport
+ ${JavaExportImport_BINARY_DIR}/BuildExport
+ --build-noclean
+ --build-project BuildExport
+ --build-generator ${CMAKE_GENERATOR}
+ --build-generator-platform "${CMAKE_GENERATOR_PLATFORM}"
+ --build-generator-toolset "${CMAKE_GENERATOR_TOOLSET}"
+ --build-options -C${JavaExportImport_BINARY_DIR}/InitialCache.cmake
+ VERBATIM
+ )
+add_custom_target(BuildExportTarget ALL DEPENDS ${JavaExportImport_BINARY_DIR}/BuildExportProject)
+add_dependencies(BuildExportTarget CleanupTarget)
+set_property(
+ SOURCE ${JavaExportImport_BINARY_DIR}/BuildExportProject
+ PROPERTY SYMBOLIC 1
+ )
+
+# Build and install the install exporter.
+add_custom_command(
+ OUTPUT ${JavaExportImport_BINARY_DIR}/InstallExportProject
+ COMMAND ${CMAKE_CTEST_COMMAND} ${NESTED_CONFIG_TYPE}
+ --build-and-test
+ ${JavaExportImport_SOURCE_DIR}/InstallExport
+ ${JavaExportImport_BINARY_DIR}/InstallExport
+ --build-noclean
+ --build-project InstallExport
+ --build-target install
+ --build-generator ${CMAKE_GENERATOR}
+ --build-generator-platform "${CMAKE_GENERATOR_PLATFORM}"
+ --build-generator-toolset "${CMAKE_GENERATOR_TOOLSET}"
+ --build-options -C${JavaExportImport_BINARY_DIR}/InitialCache.cmake
+ VERBATIM
+ )
+add_custom_target(InstallExportTarget ALL DEPENDS ${JavaExportImport_BINARY_DIR}/InstallExportProject)
+add_dependencies(InstallExportTarget CleanupTarget)
+set_property(
+ SOURCE ${JavaExportImport_BINARY_DIR}/InstallExportProject
+ PROPERTY SYMBOLIC 1
+ )
+
+# Build and install the importer.
+add_custom_command(
+ OUTPUT ${JavaExportImport_BINARY_DIR}/ImportProject
+ COMMAND ${CMAKE_CTEST_COMMAND} ${NESTED_CONFIG_TYPE}
+ --build-and-test
+ ${JavaExportImport_SOURCE_DIR}/Import
+ ${JavaExportImport_BINARY_DIR}/Import
+ --build-noclean
+ --build-project Import
+ --build-generator ${CMAKE_GENERATOR}
+ --build-generator-platform "${CMAKE_GENERATOR_PLATFORM}"
+ --build-generator-toolset "${CMAKE_GENERATOR_TOOLSET}"
+ --build-options
+ -C${JavaExportImport_BINARY_DIR}/InitialCache.cmake
+ -DJavaBuildExportTest_DIR:PATH=${JavaExportImport_BINARY_DIR}/BuildExport
+ -DJavaInstallExportTest_DIR:PATH=${JavaExportImport_BINARY_DIR}/Root/share/cmake
+ VERBATIM
+ )
+add_custom_target(ImportTarget ALL DEPENDS ${JavaExportImport_BINARY_DIR}/ImportProject)
+add_dependencies(ImportTarget BuildExportTarget InstallExportTarget)
+set_property(
+ SOURCE ${JavaExportImport_BINARY_DIR}/ImportProject
+ PROPERTY SYMBOLIC 1
+ )
+
+add_executable(JavaExportImport main.c)
+add_dependencies(JavaExportImport ImportTarget)
diff --git a/Tests/JavaExportImport/Import/CMakeLists.txt b/Tests/JavaExportImport/Import/CMakeLists.txt
new file mode 100644
index 0000000..79a1447
--- /dev/null
+++ b/Tests/JavaExportImport/Import/CMakeLists.txt
@@ -0,0 +1,14 @@
+project(import Java)
+
+cmake_minimum_required (VERSION 3.5)
+set(CMAKE_VERBOSE_MAKEFILE 1)
+
+find_package(Java COMPONENTS Development)
+include(UseJava)
+
+find_package(JavaBuildExportTest REQUIRED)
+find_package(JavaInstallExportTest REQUIRED)
+
+add_jar(${PROJECT_NAME}
+ SOURCES Import.java
+ INCLUDE_JARS foo bar)
diff --git a/Tests/JavaExportImport/Import/Import.java b/Tests/JavaExportImport/Import/Import.java
new file mode 100644
index 0000000..08eb03f
--- /dev/null
+++ b/Tests/JavaExportImport/Import/Import.java
@@ -0,0 +1,10 @@
+class Import
+{
+ public static void main(String args[])
+ {
+ Foo foo = new Foo();
+ Bar bar = new Bar();
+ foo.printName();
+ bar.printName();
+ }
+}
diff --git a/Tests/JavaExportImport/InitialCache.cmake.in b/Tests/JavaExportImport/InitialCache.cmake.in
new file mode 100644
index 0000000..d15e6d1
--- /dev/null
+++ b/Tests/JavaExportImport/InitialCache.cmake.in
@@ -0,0 +1,5 @@
+set(CMAKE_MAKE_PROGRAM "@CMake_TEST_NESTED_MAKE_PROGRAM@" CACHE FILEPATH "Make Program")
+set(Java_JAVA_EXECUTABLE "@Java_JAVA_EXECUTABLE@" CACHE STRING "Java Interpreter")
+set(Java_JAVAC_EXECUTABLE "@Java_JAVAC_EXECUTABLE@" CACHE STRING "Java Compiler")
+set(Java_JAR_EXECUTABLE "@Java_JAR_EXECUTABLE@" CACHE STRING "Java Archive Tool")
+set(CMAKE_INSTALL_PREFIX "@JavaExportImport_BINARY_DIR@/Root" CACHE STRING "Installation Prefix")
diff --git a/Tests/JavaExportImport/InstallExport/Bar.java b/Tests/JavaExportImport/InstallExport/Bar.java
new file mode 100644
index 0000000..a1068a8
--- /dev/null
+++ b/Tests/JavaExportImport/InstallExport/Bar.java
@@ -0,0 +1,11 @@
+class Bar
+{
+ public Bar()
+ {
+ }
+
+ public void printName()
+ {
+ System.out.println("Bar");
+ }
+}
diff --git a/Tests/JavaExportImport/InstallExport/CMakeLists.txt b/Tests/JavaExportImport/InstallExport/CMakeLists.txt
new file mode 100644
index 0000000..0a9afd9
--- /dev/null
+++ b/Tests/JavaExportImport/InstallExport/CMakeLists.txt
@@ -0,0 +1,14 @@
+project(bar Java)
+
+cmake_minimum_required (VERSION 3.5)
+set(CMAKE_VERBOSE_MAKEFILE 1)
+
+find_package(Java COMPONENTS Development)
+include(UseJava)
+
+add_jar(${PROJECT_NAME} Bar.java)
+install_jar(${PROJECT_NAME} DESTINATION share/java)
+install_jar_exports(
+ TARGETS ${PROJECT_NAME}
+ FILE JavaInstallExportTestConfig.cmake
+ DESTINATION share/cmake)
diff --git a/Tests/JavaExportImport/main.c b/Tests/JavaExportImport/main.c
new file mode 100644
index 0000000..f8b643a
--- /dev/null
+++ b/Tests/JavaExportImport/main.c
@@ -0,0 +1,4 @@
+int main()
+{
+ return 0;
+}