[PATCH RFC 1/4] selftests: harness: Move metadata structs to separate header file

[Ackerley Tng]

Move metadata structs to separate header file so that the structs can be
referenced without importing all the static functions, such as
test_harness_run.

Signed-off-by: Ackerley Tng <ackerleytng@xxxxxxxxxx>
---
 tools/testing/selftests/kselftest_harness.h        | 47 +------------------
 .../testing/selftests/kselftest_harness_structs.h  | 53 ++++++++++++++++++++++
 2 files changed, 55 insertions(+), 45 deletions(-)

diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h
index 4afaef01c22e9..68cde1556ac41 100644
--- a/tools/testing/selftests/kselftest_harness.h
+++ b/tools/testing/selftests/kselftest_harness.h
@@ -68,6 +68,7 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
+#include "kselftest_harness_structs.h"
 #include "kselftest.h"
 
 static inline void __kselftest_memset_safe(void *s, int c, size_t n)
@@ -845,27 +846,11 @@ struct __test_results {
 	char reason[1024];	/* Reason for test result */
 };
 
-struct __test_metadata;
-struct __fixture_variant_metadata;
-
-/* Contains all the information about a fixture. */
-struct __fixture_metadata {
-	const char *name;
-	struct __test_metadata *tests;
-	struct __fixture_variant_metadata *variant;
-	struct __fixture_metadata *prev, *next;
-} _fixture_global __attribute__((unused)) = {
+struct __fixture_metadata _fixture_global __attribute__((unused)) = {
 	.name = "global",
 	.prev = &_fixture_global,
 };
 
-struct __test_xfail {
-	struct __fixture_metadata *fixture;
-	struct __fixture_variant_metadata *variant;
-	struct __test_metadata *test;
-	struct __test_xfail *prev, *next;
-};
-
 /**
  * XFAIL_ADD() - mark variant + test case combination as expected to fail
  * @fixture_name: name of the fixture
@@ -899,13 +884,6 @@ static inline void __register_fixture(struct __fixture_metadata *f)
 	__LIST_APPEND(__fixture_list, f);
 }
 
-struct __fixture_variant_metadata {
-	const char *name;
-	const void *data;
-	struct __test_xfail *xfails;
-	struct __fixture_variant_metadata *prev, *next;
-};
-
 static inline void
 __register_fixture_variant(struct __fixture_metadata *f,
 			   struct __fixture_variant_metadata *variant)
@@ -913,27 +891,6 @@ __register_fixture_variant(struct __fixture_metadata *f,
 	__LIST_APPEND(f->variant, variant);
 }
 
-/* Contains all the information for test execution and status checking. */
-struct __test_metadata {
-	const char *name;
-	void (*fn)(struct __test_metadata *,
-		   struct __fixture_variant_metadata *);
-	pid_t pid;	/* pid of test when being run */
-	struct __fixture_metadata *fixture;
-	void (*teardown_fn)(bool in_parent, struct __test_metadata *_metadata,
-			    void *self, const void *variant);
-	int termsig;
-	int exit_code;
-	int trigger; /* extra handler after the evaluation */
-	int timeout;	/* seconds to wait for test timeout */
-	bool aborted;	/* stopped test due to failed ASSERT */
-	bool *no_teardown; /* fixture needs teardown */
-	void *self;
-	const void *variant;
-	struct __test_results *results;
-	struct __test_metadata *prev, *next;
-};
-
 static inline bool __test_passed(struct __test_metadata *metadata)
 {
 	return metadata->exit_code != KSFT_FAIL &&
diff --git a/tools/testing/selftests/kselftest_harness_structs.h b/tools/testing/selftests/kselftest_harness_structs.h
new file mode 100644
index 0000000000000..cf9d15ad3de0c
--- /dev/null
+++ b/tools/testing/selftests/kselftest_harness_structs.h
@@ -0,0 +1,53 @@
+#ifndef __KSELFTEST_HARNESS_STRUCTS_H
+#define __KSELFTEST_HARNESS_STRUCTS_H
+
+#include <stdbool.h>
+#include <sys/types.h>
+
+struct __test_metadata;
+struct __fixture_variant_metadata;
+
+/* Contains all the information about a fixture. */
+struct __fixture_metadata {
+	const char *name;
+	struct __test_metadata *tests;
+	struct __fixture_variant_metadata *variant;
+	struct __fixture_metadata *prev, *next;
+};
+
+struct __test_xfail {
+	struct __fixture_metadata *fixture;
+	struct __fixture_variant_metadata *variant;
+	struct __test_metadata *test;
+	struct __test_xfail *prev, *next;
+};
+
+struct __fixture_variant_metadata {
+	const char *name;
+	const void *data;
+	struct __test_xfail *xfails;
+	struct __fixture_variant_metadata *prev, *next;
+};
+
+/* Contains all the information for test execution and status checking. */
+struct __test_metadata {
+	const char *name;
+	void (*fn)(struct __test_metadata *,
+		   struct __fixture_variant_metadata *);
+	pid_t pid;	/* pid of test when being run */
+	struct __fixture_metadata *fixture;
+	void (*teardown_fn)(bool in_parent, struct __test_metadata *_metadata,
+			    void *self, const void *variant);
+	int termsig;
+	int exit_code;
+	int trigger; /* extra handler after the evaluation */
+	int timeout;	/* seconds to wait for test timeout */
+	bool aborted;	/* stopped test due to failed ASSERT */
+	bool *no_teardown; /* fixture needs teardown */
+	void *self;
+	const void *variant;
+	struct __test_results *results;
+	struct __test_metadata *prev, *next;
+};
+
+#endif

-- 
2.54.0.rc0.605.g598a273b03-goog