1 files changed, 77 insertions, 3 deletions

diff --git a/cgen.c b/cgen.c
index 7f1d323..21baef7 100644
--- a/cgen.c
+++ b/cgen.c
@@ -1,6 +1,8 @@
 typedef struct {
 	FILE *outc;
-	long ident_counter;
+	unsigned long ident_counter;
+	ParsedFile *file;
+	Block *block;
 } CGenerator;
 
 static void cgen_create(CGenerator *g, FILE *out) {
@@ -8,6 +10,29 @@ static void cgen_create(CGenerator *g, FILE *out) {
 	g->ident_counter = 0;
 }
 
+static void cgen_block_enter(CGenerator *g, Block *b) {
+	g->block = b;
+	Statement *stmts;
+	if (b == NULL) {
+		stmts = g->file->stmts;
+	} else {
+		stmts = b->stmts;
+	}
+	block_enter(b, stmts);
+}
+
+static void cgen_block_exit(CGenerator *g, Block *into) {
+	Block *b = g->block;
+	Statement *stmts;
+	if (b == NULL) {
+		stmts = g->file->stmts;
+	} else {
+		stmts = b->stmts;
+	}
+	block_exit(b, stmts);
+	g->block = into;
+}
+
 static inline FILE *cgen_writing_to(CGenerator *g) {
 	return g->outc;	/* for now */
 }
@@ -19,9 +44,58 @@ static void cgen_write(CGenerator *g, const char *fmt, ...) {
 	va_end(args);
 }
 
-static void cgen_decls_file(CGenerator *g, ParsedFile *f);
 
-static void cgen_file(CGenerator *g, ParsedFile *f) {
+static bool cgen_type_post(CGenerator *g, Type *t, Location where);
+static bool cgen_type_pre(CGenerator *g, Type *t, Location where) {
+	switch (t->kind) {
+	case TYPE_BUILTIN:
+		switch (t->builtin) {
+		case BUILTIN_I8: cgen_write(g, "i8"); break;
+		case BUILTIN_I16: cgen_write(g, "i16"); break;
+		case BUILTIN_I32: cgen_write(g, "i32"); break;
+		case BUILTIN_I64: cgen_write(g, "i64"); break;
+		case BUILTIN_U8: cgen_write(g, "u8"); break;
+		case BUILTIN_U16: cgen_write(g, "u16"); break;
+		case BUILTIN_U32: cgen_write(g, "u32"); break;
+		case BUILTIN_U64: cgen_write(g, "u64"); break;
+		case BUILTIN_CHAR: cgen_write(g, "char"); break;
+		case BUILTIN_BOOL: cgen_write(g, "bool"); break;
+		case BUILTIN_F32: cgen_write(g, "f32"); break;
+		case BUILTIN_F64: cgen_write(g, "f64"); break;
+		}
+	case TYPE_VOID: cgen_write(g, "void"); break;
+	case TYPE_UNKNOWN:
+		err_print(t->where, "Can't determine type.");
+		break;
+	}
+}
+
+static bool cgen_type_post(CGenerator *g, Type *t, Location where) {
+}
+
+static bool cgen_fn_header(CGenerator *g, FnExpr *f, Identifier name, long id) {
+}
+
+static bool cgen_decls_file(CGenerator *g, ParsedFile *f);
+
+static bool cgen_file(CGenerator *g, ParsedFile *f) {
+	g->file = f;
+	cgen_write(g, "#include <stdint.h>\n"
+			   "typedef int8_t i8;\n"
+			   "typedef int16_t i16;\n"
+			   "typedef int32_t i32;\n"
+			   "typedef int64_t i64;\n"
+			   "typedef uint8_t u8;\n"
+			   "typedef uint16_t u16;\n"
+			   "typedef uint32_t u32;\n"
+			   "typedef uint64_t u64;\n"
+			   "typedef float f32;\n"
+			   "typedef double f64;\n"
+			   "typedef unsigned char bool;\n"
+			   "#define false ((bool)0)\n"
+			   "#define true ((bool)1)\n\n\n");
+	cgen_block_enter(g, NULL);
 	cgen_decls_file(g, f);
 	cgen_write(g, "/* code */\n");
+	cgen_block_exit(g, NULL);
 }