6 files changed, 163 insertions, 0 deletions
diff --git a/inc/context.h b/inc/context.h
new file mode 100644
index 0000000..3f7b686
--- /dev/null
+++ b/inc/context.h
@@ -0,0 +1,32 @@
+#ifndef CONTEXT_H
+#define CONTEXT_H
+
+#include <stddef.h>
+
+typedef struct {
+	size_t start, end;
+} ctx_string;
+
+struct ctx {
+	size_t line;
+	size_t column;
+	const char *path;
+
+	char *raw;
+	char *data;
+	size_t size;
+
+	size_t token_count;
+	struct token *tokens;
+
+	struct {
+		struct tree *head;
+		struct node *current;
+	} tree;
+};
+
+struct ctx *context_create(const char *path);
+void context_destroy(struct ctx *ctx);
+void context_rewind(struct ctx *ctx);
+
+#endif
diff --git a/inc/lint.h b/inc/lint.h
new file mode 100644
index 0000000..9c3f808
--- /dev/null
+++ b/inc/lint.h
@@ -0,0 +1,8 @@
+#ifndef LINT_H
+#define LINT_H
+
+#include <context.h>
+
+void lint(struct ctx *ctx);
+
+#endif
diff --git a/inc/log.h b/inc/log.h
new file mode 100644
index 0000000..4698f9c
--- /dev/null
+++ b/inc/log.h
@@ -0,0 +1,9 @@
+#ifndef LOG_H
+#define LOG_H
+
+#include <context.h>
+
+__attribute__((noreturn)) void errln(struct ctx *ctx, const char *fmt, ...);
+__attribute__((noreturn)) void err(const char *fmt, ...);
+
+#endif
diff --git a/inc/preprocess.h b/inc/preprocess.h
new file mode 100644
index 0000000..e57af10
--- /dev/null
+++ b/inc/preprocess.h
@@ -0,0 +1,8 @@
+#ifndef PREPROCESS_H
+#define PREPROCESS_H
+
+#include <context.h>
+
+void preprocess(struct ctx *ctx);
+
+#endif
diff --git a/inc/tokenize.h b/inc/tokenize.h
new file mode 100644
index 0000000..0142bb9
--- /dev/null
+++ b/inc/tokenize.h
@@ -0,0 +1,35 @@
+#ifndef TOKENIZE_H
+#define TOKENIZE_H
+
+#include <context.h>
+
+#define TOKENS_MAX 4096
+
+enum token_type {
+	UNKNOWN,
+
+	TYPE,
+	TYPEDELIM,
+	PARAM,
+
+	IDENT,
+	OPERATOR,
+
+	LPAREN,
+	RPAREN,
+	EQUAL,
+
+	NEWLINE,
+	EOL,
+	END,
+};
+
+struct token {
+	enum token_type type;
+	ctx_string string;
+};
+
+void token_print(struct ctx *ctx, struct token *tok);
+void tokenize(struct ctx *ctx);
+
+#endif
diff --git a/inc/treeify.h b/inc/treeify.h
new file mode 100644
index 0000000..3af67f8
--- /dev/null
+++ b/inc/treeify.h
@@ -0,0 +1,71 @@
+#ifndef TREEIFY_H
+#define TREEIFY_H
+
+#include <context.h>
+
+enum node_type {
+	EXPRESSION,
+	DECLARATION,
+};
+
+/**
+ * Expressions
+ */
+
+// (*f* x y)
+struct node_expression_identifier {
+	ctx_string name; // f
+	ctx_string type; // u32
+};
+
+// (f *x* *y*)
+struct node_expression_parameter {
+	ctx_string name; // x or y
+	ctx_string type; // u32
+};
+
+// *(f x y)*
+struct node_expression {
+	struct node_expression_identifier *callee; // f
+	struct node_expression_parameter *parameters; // x y
+};
+
+/**
+ * Declarations
+ */
+
+// *u32:f* u32:x u32:y = (...)
+struct node_declaration_callee {
+	ctx_string name; // f
+	ctx_string type; // u32
+};
+
+// u32:f *u32:x* *u32:y* = (...)
+struct node_declaration_parameter {
+	ctx_string name; // x or y
+	ctx_string type; // u32
+};
+
+// *u32:f u32:x u32:y* = (...) OR
+// *u32:a* = ...
+struct node_declaration {
+	struct node_declaration_callee callee; // f
+	struct node_declaration_parameter *parameters; // x y OR NULL
+};
+
+struct node {
+	enum node_type type;
+	/* struct node *next; */
+	void *data;
+};
+
+struct tree {
+	struct node *node;
+};
+
+struct tree *tree_create(void);
+void tree_destroy(struct tree *tree);
+
+void treeify(struct ctx *ctx);
+
+#endif