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authorBrad King <brad.king@kitware.com>2007-04-17 17:43:03 (GMT)
committerBrad King <brad.king@kitware.com>2007-04-17 17:43:03 (GMT)
commitaabcf981e22a7c39bcd828bff1a4fb4345e658c9 (patch)
tree1f166f92adf72e9008bff112099dbf1e5b61d7bf
parentc50dabff029b4ea5cd639189d822e3fc76a9e719 (diff)
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ENH: Added test for executables with plugins that use an API exported by the executable itself.
-rw-r--r--Tests/Plugin/CMakeLists.txt34
-rw-r--r--Tests/Plugin/include/example.h25
-rw-r--r--Tests/Plugin/src/example_exe.cxx53
-rw-r--r--Tests/Plugin/src/example_mod_1.c16
4 files changed, 128 insertions, 0 deletions
diff --git a/Tests/Plugin/CMakeLists.txt b/Tests/Plugin/CMakeLists.txt
new file mode 100644
index 0000000..41fd05f
--- /dev/null
+++ b/Tests/Plugin/CMakeLists.txt
@@ -0,0 +1,34 @@
+PROJECT(Plugin)
+
+# Test per-target output directory properties.
+SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/bin)
+SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/lib/plugin)
+SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${Plugin_BINARY_DIR}/lib/static)
+
+# We need the dynamic loader support from KWSys to load the plugin in
+# the executable.
+SET(KWSYS_NAMESPACE kwsys)
+SET(KWSYS_HEADER_ROOT ${Plugin_BINARY_DIR}/include)
+SET(KWSYS_USE_DynamicLoader 1)
+ADD_SUBDIRECTORY(${Plugin_SOURCE_DIR}/../../Source/kwsys src/kwsys)
+INCLUDE_DIRECTORIES(
+ ${Plugin_BINARY_DIR}/include
+ ${Plugin_SOURCE_DIR}/include
+ )
+
+# Create an executable that exports an API for use by plugins.
+ADD_EXECUTABLE(example_exe src/example_exe.cxx)
+SET_TARGET_PROPERTIES(example_exe PROPERTIES
+ ENABLE_EXPORTS 1
+ OUTPUT_NAME example
+ )
+TARGET_LINK_LIBRARIES(example_exe kwsys)
+
+# Create a plugin that uses the API provided by the executable.
+# This module "links" to the executable to use the symbols.
+ADD_LIBRARY(example_mod_1 MODULE src/example_mod_1.c)
+TARGET_LINK_LIBRARIES(example_mod_1 example_exe)
+
+# TODO:
+# - create a plugin that links to a static lib
+# - create a plugin that links to a shared lib
diff --git a/Tests/Plugin/include/example.h b/Tests/Plugin/include/example.h
new file mode 100644
index 0000000..f2af886
--- /dev/null
+++ b/Tests/Plugin/include/example.h
@@ -0,0 +1,25 @@
+#ifndef example_h
+#define example_h
+
+#if defined(_WIN32)
+# if defined(example_exe_EXPORTS)
+# define EXAMPLE_EXPORT __declspec(dllexport)
+# else
+# define EXAMPLE_EXPORT __declspec(dllimport)
+# endif
+#else
+# define EXAMPLE_EXPORT
+#endif
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+EXAMPLE_EXPORT int example_exe_function(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/Tests/Plugin/src/example_exe.cxx b/Tests/Plugin/src/example_exe.cxx
new file mode 100644
index 0000000..59f1e0b
--- /dev/null
+++ b/Tests/Plugin/src/example_exe.cxx
@@ -0,0 +1,53 @@
+#include <example.h>
+
+#include <kwsys/DynamicLoader.hxx>
+#include <kwsys/ios/iostream>
+#include <kwsys/stl/string>
+
+#include <stdio.h>
+
+// Implement the ABI used by plugins.
+extern "C" int example_exe_function()
+{
+ kwsys_ios::cout << "hello" << kwsys_ios::endl;
+ return 123;
+}
+
+#ifdef CMAKE_INTDIR
+# define CONFIG_DIR "/" CMAKE_INTDIR
+#else
+# define CONFIG_DIR ""
+#endif
+
+int main()
+{
+ kwsys_stl::string libName = "lib/plugin" CONFIG_DIR "/";
+ libName += kwsys::DynamicLoader::LibPrefix();
+ libName += "example_mod_1";
+ libName += kwsys::DynamicLoader::LibExtension();
+ kwsys::DynamicLoader::LibraryHandle handle =
+ kwsys::DynamicLoader::OpenLibrary(libName.c_str());
+ if(!handle)
+ {
+ kwsys_ios::cerr << "Could not open plugin \""
+ << libName << "\"!" << kwsys_ios::endl;
+ return 1;
+ }
+ kwsys::DynamicLoader::SymbolPointer sym =
+ kwsys::DynamicLoader::GetSymbolAddress(handle, "example_mod_1_function");
+ if(!sym)
+ {
+ kwsys_ios::cerr
+ << "Could not get plugin symbol \"example_mod_1_function\"!"
+ << kwsys_ios::endl;
+ return 1;
+ }
+ int(*f)() = reinterpret_cast<int(*)()>(sym);
+ if(f() != (123+456))
+ {
+ kwsys_ios::cerr << "Incorrect return value from plugin!"
+ << kwsys_ios::endl;
+ return 1;
+ }
+ return 0;
+}
diff --git a/Tests/Plugin/src/example_mod_1.c b/Tests/Plugin/src/example_mod_1.c
new file mode 100644
index 0000000..f96ba29
--- /dev/null
+++ b/Tests/Plugin/src/example_mod_1.c
@@ -0,0 +1,16 @@
+#include <example.h>
+
+#include <stdio.h>
+
+#if defined(_WIN32)
+# define MODULE_EXPORT __declspec(dllexport)
+#else
+# define MODULE_EXPORT
+#endif
+
+MODULE_EXPORT int example_mod_1_function()
+{
+ int result = example_exe_function() + 456;
+ printf("world\n");
+ return result;
+}