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* filename, const char* out_filename, int flags)
{
  struct compile_process* process = compile_process_create(filename, out_filename, flags, NULL);
  if (!process)
    return COMPILER_FAILED_WITH_ERRORS;

  // Perform 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 LEXICAL_ANALYSIS_INPUT_ERROR;
  }

  process->token_vec_original = lex_process_tokens(lex_process);

  if (preprocessor_run(process) != 0)
  {
    return PREPROCESSOR_GENERAL_ERROR;
  }

  // Perform parsing
  if (parse(process) != PARSE_ALL_OK)
  {
    return PARSE_GENERAL_ERROR;
  }

  // Perform code generation
  if (codegen(process) != CODEGEN_ALL_OK)
  {
    return CODEGEN_GENERAL_ERROR;
  }

  fclose(process->ofile);

  return COMPILER_FILE_COMPILED_OK;
}