compiler.c

#include "compiler.h"
#include <stdarg.h>
#include <stdlib.h>

struct lex_process_functions compiler_lex_functions = {
	.next_char = compile_process_next_char,
	.peek_char = compile_process_peek_char,
	.push_char = compile_process_push_char
};

void
compiler_error (struct compile_process *compiler, const char *msg, ...)
{
	va_list args;

	va_start(args, msg);
	vfprintf(stderr, msg, args);
	va_end (args);

	fprintf(stderr, " on line %i, col %i in file %s\n",
			compiler->pos.line, compiler->pos.col, compiler->pos.filename);

	exit(-1);
}

void
compiler_warning (struct compile_process *compiler, const char *msg, ...)
{
	va_list args;

	va_start(args, msg);
	vfprintf(stderr, msg, args);
	va_end (args);

	fprintf(stderr, " on line %i, col %i in file %s\n",
			compiler->pos.line, compiler->pos.col, compiler->pos.filename);
}

int
compile_file (const char* file_name, const char* out_file_name, int flags)
{
	struct compile_process* process = compile_process_create(file_name, out_file_name, flags);
	if (!process)
		return COMPILER_FAILED_WITH_ERRORS;

	/* Preform lexical analysis */
	struct lex_process *lex_process = lex_process_create(process, &compiler_lex_functions, NULL);
	if (!lex_process)
		return COMPILER_FAILED_WITH_ERRORS;

	if (lex(lex_process) != LEXICAL_ANALYSIS_ALL_OK)
		return COMPILER_FAILED_WITH_ERRORS;

	process->token_vec = lex_process->token_vec;

	/* Preform parsing */
	if (parse(process) != PARSE_ALL_OK)
	{
		return COMPILER_FAILED_WITH_ERRORS;
	}

	/* Preform code generation */
	if (codegen (process) != CODEGEN_ALL_OK)
	{
		return COMPILER_FAILED_WITH_ERRORS;
	}

	return COMPILER_FILE_COMPILED_OK;
}