CMake support

CMakeLists.txt

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+PROJECT(gherkin-c C)
+cmake_minimum_required(VERSION 3.0)
+LIST(APPEND GHERKIN_SRS
+        src/file_reader.c
+        src/file_utf8_source.c
+        src/print_utilities.c
+        src/string_utilities.c
+        src/unicode_utilities.c
+        src/utf8_source.c
+        src/parser.c
+        src/token_scanner.c
+        src/file_token_scanner.c
+        src/string_token_scanner.c
+        src/token_matcher.c
+        src/token.c
+        src/token_queue.c
+        src/item_queue.c
+        src/gherkin_line.c
+        src/error.c
+        src/error_list.c
+        src/dialect.c
+        src/ast_builder.c
+        src/ast_node.c
+        src/gherkin_document.c
+        src/feature.c
+        src/scenario.c
+        src/scenario_outline.c
+        src/background.c
+        src/comment.c
+        src/data_table.c
+        src/doc_string.c
+        src/example_table.c
+        src/step.c
+        src/table_cell.c
+        src/table_row.c
+        src/tag.c
+        src/compiler.c
+        src/pickle.c
+        src/pickle_cell.c
+        src/pickle_location.c
+        src/pickle_row.c
+        src/pickle_step.c
+        src/pickle_string.c
+        src/pickle_table.c
+        src/pickle_tag.c
+        src/event.c
+        src/attachment_event.c
+        src/gherkin_document_event.c
+        src/pickle_event.c
+        src/source_event.c
+        src/ast_printer.c
+        src/pickle_printer.c
+        )
+
+LIST(APPEND GENERATE_TOKEN
+        src/token_formatter_builder.c
+        src/gherkin_generate_tokens.c
+        )
+LIST(APPEND GHERKIN_CLI
+        src/gherkin_cli.c
+        )
+
+add_library(gherkin-c-lib SHARED ${GHERKIN_SRS})
+target_include_directories(gherkin-c-lib PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include ${CMAKE_CURRENT_SOURCE_DIR}/src)
+
+add_executable(gherkin-c ${GHERKIN_CLI})
+target_link_libraries(gherkin-c gherkin-c-lib)
+target_include_directories(gherkin-c PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include ${CMAKE_CURRENT_SOURCE_DIR}/src)
+
+add_executable(gherkin_generate_tokens ${GENERATE_TOKEN})
+target_link_libraries(gherkin_generate_tokens gherkin-c-lib)
+
+file(GLOB GOOD_FEATURE_FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/testdata/good/*.feature
+        )
+file(GLOB BAD_FEATURE_FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/testdata/bad/*.feature
+        )
+add_custom_target(invo DEPENDS invo)
+add_dependencies(invo gherkin-c)
+FOREACH(ENTITY ${GOOD_FEATURE_FILES})
+    add_custom_command(
+            TARGET gherkin-c
+            POST_BUILD
+            COMMAND gherkin-c  ${ENTITY}
+            DEPENDS invo
+    )
+ENDFOREACH()
+#FOREACH(ENTITY ${BAD_FEATURE_FILES})
+#    MESSAGE(INFO " <<${ENTITY}>>")
+#    add_custom_command(
+#            TARGET gherkin-c
+#            POST_BUILD
+#            COMMAND gherkin-c  ${ENTITY}
+#            DEPENDS invo
+#    )
+#ENDFOREACH()
+
+