Fix nasa#940, Add module suffix and core name to configdata

Add the system-specific module suffix (.o, .so, .obj, etc) and the
default CFE core executable name to the configdata structure.

This information has several useful purposes.

cmake/target/CMakeLists.txt

@@ -47,6 +47,8 @@ file (REMOVE "${CMAKE_CURRENT_BINARY_DIR}/cfs_static_symbol_list.inc.tmp")
 add_executable(core-${TGTNAME} src/target_config.c)
 
 target_compile_definitions(core-${TGTNAME} PRIVATE 
+    CFE_DEFAULT_MODULE_EXTENSION="${CMAKE_SHARED_MODULE_SUFFIX}"
+    CFE_DEFAULT_CORE_FILENAME="$<TARGET_FILE_NAME:core-${TGTNAME}>"
     CFE_CPU_NAME_VALUE="${TGTNAME}"
     CFE_SPACECRAFT_ID_VALUE=${SPACECRAFT_ID}
     CFE_CPU_ID_VALUE=${${TGTNAME}_PROCESSORID}

cmake/target/inc/target_config.h

@@ -143,6 +143,9 @@ typedef const struct
     uint16 Default_CpuId;        /**< Compile-time value for CPU number */
     uint16 Default_SpacecraftId; /**< Compile-time value for Spacecraft ID (mission-wide) */
 
+    const char *Default_ModuleExtension; /**< Default system extension for dynamic modules */
+    const char *Default_CoreFilename;    /**< Default file name for CFE core executable/library */
+
     Target_CfeConfigData *CfeConfig;   /**< CFE configuration sub-structure */
     Target_PspConfigData *PspConfig;   /**< PSP configuration sub-structure */
     CFE_StaticModuleLoadEntry_t *PspModuleList; /**< List of PSP modules (API structures) statically linked into the core EXE */

cmake/target/src/target_config.c

@@ -139,6 +139,8 @@ Target_ConfigData GLOBAL_CONFIGDATA =
         .Default_CpuName = CFE_CPU_NAME_VALUE,
         .Default_CpuId = CFE_CPU_ID_VALUE,
         .Default_SpacecraftId = CFE_SPACECRAFT_ID_VALUE,
+        .Default_ModuleExtension = CFE_DEFAULT_MODULE_EXTENSION,
+        .Default_CoreFilename = CFE_DEFAULT_CORE_FILENAME,
         .CfeConfig = &GLOBAL_CFE_CONFIGDATA,
         .PspConfig = &GLOBAL_PSP_CONFIGDATA,
         .PspModuleList = GLOBAL_PSP_MODULELIST,