/*
 * Declarations for `out*.c`.
 *
 * Copyright © 2020-2025 Samuel Lidén Borell <samuel@kodafritt.se>
 *
 * SPDX-License-Identifier: EUPL-1.2+
 */
#ifndef SLUL_OUT_H
#define SLUL_OUT_H

#include "compiler.h"

/* Defined in outcommon.c */
extern const char *outfile_path;
extern FILE *outfile;
extern int indentlevel;

/* Foundational functions for outputting code.
   Defined in outcommon.c */
NORETURN void io_error(void);
NORETURN void ast_error(const char *msg);
void outc(char c);
void indent(void);
void outf(const char *fmt, ...);
void beginf(const char *fmt, ...);
void endf(const char *fmt, ...);
void indentf(const char *fmt, ...);

/* Basic ident/type referencing.
   Defined in out.c */
void emit_ident(struct Ident *ident);
void emit_typeref_prefix(struct TypeRef *tr);
void emit_typeref_suffix(struct TypeRef *tr);
void emit_type(struct Type *type);

/* Declarations. Defined in outdecl.c  */
void predeclare_type(struct Type *type);
void define_type(struct Type *type);
void predeclare_funcs(struct Func *funcs_list);
void define_funcs(struct Func *funcs_list);

/** ID of statement being outputted in current function */
extern int stmt_id;

/** Emits statements inside a statement block (e.g. a function body).
    Does not emit the surrounding `{` and `}`. */
void emit_statements_inside(struct Stmt *stmt);

/** Emits all string constants */
void emit_string_constants(void);
/** Emits an expression. The final result may optionally be stored in the
    variable given by concatenating target_ident and target_num. */
void emit_expr(const struct TypeRef *typeref,
               const char *target_ident, int target_num,
               struct Expr *expr);

#endif