Introduce and use OBJ macro.

1 files changed, 58 insertions, 0 deletions

diff --git a/src/obj/obj.h b/src/obj/obj.h
new file mode 100644
index 0000000..5a7f9ab
--- /dev/null
+++ b/src/obj/obj.h
@@ -0,0 +1,58 @@
+
+#ifndef ECGEN_OBJ_H
+#define ECGEN_OBJ_H
+
+#include "misc/types.h"
+#include "util/memory.h"
+
+#define OBJ(obj_name, obj_type, copy_func, clone_func)                  \
+	obj_type *obj_name##_new() { return try_calloc(sizeof(obj_type)); } \
+	obj_type *obj_name##_new_copy(const obj_type *src) {                \
+		obj_type *result = obj_name##_new();                            \
+		return copy_func(src, result);                                  \
+	}                                                                   \
+	obj_type *obj_name##_new_clone(const obj_type *src) {               \
+		obj_type *result = obj_name##_new();                            \
+		return clone_func(src, result);                                 \
+	}
+
+#define OBJS(obj_name, obj_type, copy_func, clone_func)                  \
+	obj_type **obj_name##s_new(size_t num) {                             \
+		return try_calloc(num * sizeof(obj_type));                       \
+	}                                                                    \
+	obj_type **obj_name##s_copy(obj_type **const src, obj_type **dest,   \
+	                            size_t num) {                            \
+		for (size_t i = 0; i < num; ++i) {                               \
+			dest[i] = obj_name##_new_copy(src[i]);                       \
+		}                                                                \
+		return dest;                                                     \
+	}                                                                    \
+	obj_type **obj_name##s_clone(obj_type **const src, obj_type **dest,  \
+	                             size_t num) {                           \
+		for (size_t i = 0; i < num; ++i) {                               \
+			dest[i] = obj_name##_new_clone(src[i]);                      \
+		}                                                                \
+		return dest;                                                     \
+	}                                                                    \
+	obj_type **obj_name##s_new_copy(obj_type **const src, size_t num) {  \
+		obj_type **result = obj_name##s_new(num);                        \
+		return obj_name##s_copy(src, result, num);                       \
+	}                                                                    \
+	obj_type **obj_name##s_new_clone(obj_type **const src, size_t num) { \
+		obj_type **result = obj_name##s_new(num);                        \
+		return obj_name##s_clone(src, result, num);                      \
+	}
+
+#define OBJ_H(obj_name, obj_type)                       \
+	obj_type *obj_name##_new();                         \
+	obj_type *obj_name##_new_copy(const obj_type *src); \
+	obj_type *obj_name##_new_clone(const obj_type *src);
+
+#define OBJS_H(obj_name, obj_type)                                             \
+	obj_type **obj_name##s_new(size_t num);                                    \
+	obj_type **obj_name##s_copy(obj_type **src, obj_type **dest, size_t num);  \
+	obj_type **obj_name##s_clone(obj_type **src, obj_type **dest, size_t num); \
+	obj_type **obj_name##s_new_copy(obj_type **src, size_t num);               \
+	obj_type **obj_name##s_new_clone(obj_type **src, size_t num);
+
+#endif  // ECGEN_OBJ_H