From 2eee382a62a909d5a3f2f5eda94f30fe68fd5335 Mon Sep 17 00:00:00 2001
From: "kr.angelov" <kr.angelov@gmail.com>
Date: Fri, 20 Jan 2012 13:41:10 +0000
Subject: initial import of the C runtime

---
 src/runtime/c/gu/list.h | 140 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 src/runtime/c/gu/list.h

(limited to 'src/runtime/c/gu/list.h')

diff --git a/src/runtime/c/gu/list.h b/src/runtime/c/gu/list.h
new file mode 100644
index 000000000..f2add157f
--- /dev/null
+++ b/src/runtime/c/gu/list.h
@@ -0,0 +1,140 @@
+/* 
+ * Copyright 2010 University of Helsinki.
+ *   
+ * This file is part of libgu.
+ * 
+ * Libgu is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ * 
+ * Libgu is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+ * License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with libgu. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file
+ *
+ * Lists.
+ */
+
+#ifndef GU_LIST_H_
+#define GU_LIST_H_
+
+#include <gu/mem.h>
+
+
+#define GuList(t)	   \
+	struct {	   \
+		const int len;  \
+		t elems[]; \
+	}
+
+void* gu_list_alloc(GuPool* pool, size_t base_size, size_t elem_size, 
+		    int n_elems, size_t alignment);
+
+#define gu_new_list(t, pool, n)						\
+	((t*) gu_list_alloc(pool,					\
+			    sizeof(t),					\
+			    sizeof(((t*)NULL)->elems[0]),		\
+			    (n),					\
+			    gu_flex_alignof(t)))
+
+static inline int
+gu_list_length(const void* list)
+{
+	return *(const int*) list;
+}
+
+#define gu_list_elems(lst) \
+	((lst)->elems)
+
+#define gu_list_index(lst, i) \
+	(gu_list_elems(lst)[i])
+
+typedef GuList(void*) GuPointers; 
+//typedef GuList(uint8_t) GuBytes;
+
+typedef GuList(int) GuInts;		      
+
+
+#define GuListN(t_, len_)			\
+	struct {				\
+	int len;				\
+	t elems[len_];				\
+	}
+
+#define gu_list_(qual_, t_, ...)			\
+	((qual_ GuList(t_) *)				\
+	((qual_ GuListN(t_, (sizeof((t_[]){__VA_ARGS__}) / sizeof(t_)))[]){ \
+	__VA_ARGS__							\
+	}))
+
+#define gu_list(t_, ...)			\
+	gu_list_(, t_, __VA_ARGS__)
+
+#define gu_clist(t_, ...)			\
+	gu_list_(const, t_, __VA_ARGS__)
+			
+#define GuSList(t)				\
+	const struct {				\
+		int len;			\
+		t* elems;			\
+	}
+
+#define GU_SLIST_0 { .len = 0, .elems = NULL }
+
+#define GU_SLIST(t, ...)						\
+	{								\
+		.len = GU_ARRAY_LEN(t,GU_ID({__VA_ARGS__})),		\
+		.elems = ((t[]){__VA_ARGS__})			\
+	}
+
+
+#include <gu/type.h>
+
+//
+// list
+//
+
+typedef const struct GuListType GuListType, GuType_GuList;
+
+struct GuListType {
+	GuType_abstract abstract_base;
+	size_t size;
+	size_t align;
+	GuType* elem_type;
+	ptrdiff_t elems_offset;
+};
+
+#define GU_TYPE_INIT_GuList(k_, t_, elem_type_) {	\
+	.abstract_base = GU_TYPE_INIT_abstract(k_, t_, _),	\
+	.size = sizeof(t_), \
+	.align = gu_alignof(t_),		\
+	.elem_type = elem_type_,	\
+	.elems_offset = offsetof(t_, elems)	\
+}
+
+extern GU_DECLARE_KIND(GuList);
+
+void*
+gu_list_type_alloc(GuListType* ltype, int n_elems, GuPool* pool);
+
+void*
+gu_list_type_index(GuListType* ltype, void* list, int i);
+
+#include <gu/str.h>
+
+
+typedef GuList(GuStr) GuStrs;
+typedef GuStrs* GuStrsP;
+		       
+extern GU_DECLARE_TYPE(GuStrs, GuList);
+extern GU_DECLARE_TYPE(GuStrsP, pointer);
+
+
+#endif // GU_LIST_H_
-- 
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