Validate that C ABI in CMakeLists.txt matches code.

Author: HansKristian-Work

CMakeLists.txt

@@ -431,7 +431,10 @@ if (SPIRV_CROSS_CLI)
 					target_compile_options(spirv-cross-c-api-test PRIVATE -std=c89 -Wall -Wextra)
 				endif()
 				add_test(NAME spirv-cross-c-api-test
-						COMMAND $<TARGET_FILE:spirv-cross-c-api-test> ${CMAKE_CURRENT_SOURCE_DIR}/tests-other/c_api_test.spv)
+						COMMAND $<TARGET_FILE:spirv-cross-c-api-test> ${CMAKE_CURRENT_SOURCE_DIR}/tests-other/c_api_test.spv
+						${spirv-cross-abi-major}
+						${spirv-cross-abi-minor}
+						${spirv-cross-abi-patch})
 				add_test(NAME spirv-cross-small-vector-test
 						COMMAND $<TARGET_FILE:spirv-cross-small-vector-test>)
 				add_test(NAME spirv-cross-test

tests-other/c_api_test.c

@@ -116,12 +116,32 @@ int main(int argc, char **argv)
 	SpvId *buffer = NULL;
 	size_t word_count = 0;
 
-	if (argc != 2)
+	if (argc != 5)
 		return 1;
 
 	if (read_file(argv[1], &buffer, &word_count) < 0)
 		return 1;
 
+	unsigned abi_major, abi_minor, abi_patch;
+	spvc_get_version(&abi_major, &abi_minor, &abi_patch);
+	if (abi_major != strtoul(argv[2], NULL, 0))
+	{
+		fprintf(stderr, "VERSION_MAJOR mismatch!\n");
+		return 1;
+	}
+
+	if (abi_minor != strtoul(argv[3], NULL, 0))
+	{
+		fprintf(stderr, "VERSION_MINOR mismatch!\n");
+		return 1;
+	}
+
+	if (abi_patch != strtoul(argv[4], NULL, 0))
+	{
+		fprintf(stderr, "VERSION_PATCH mismatch!\n");
+		return 1;
+	}
+
 	SPVC_CHECKED_CALL(spvc_context_create(&context));
 	spvc_context_set_error_callback(context, error_callback, NULL);
 	SPVC_CHECKED_CALL(spvc_context_parse_spirv(context, buffer, word_count, &ir));