Esempio n. 1
0
int config_read(config_t *config, FILE *stream)
{
  yyscan_t scanner;
  struct parse_context ctx;
  int r;

  /* Reinitialize the config (keep the destructor) */
  void (*destructor)(void *) = config->destructor;
  config_destroy(config);
  config_init(config);
  config->destructor = destructor;

  ctx.config = config;
  ctx.parent = config->root;
  ctx.setting = config->root;

  __config_locale_override();

  libconfig_yylex_init(&scanner);
  libconfig_yyrestart(stream, scanner);
  r = libconfig_yyparse(scanner, &ctx);
  libconfig_yylex_destroy(scanner);

  __config_locale_restore();

  return(r == 0 ? CONFIG_TRUE : CONFIG_FALSE);
}
Esempio n. 2
0
void config_write(const config_t *config, FILE *stream)
{
  __config_locale_override();

  __config_write_setting(config->root, stream, 0, config->tab_width);

  __config_locale_restore();
}
Esempio n. 3
0
static int __config_read(config_t *config, FILE *stream, const char *filename,
                         const char *str)
{
  yyscan_t scanner;
  struct scan_context scan_ctx;
  struct parse_context parse_ctx;
  YY_BUFFER_STATE buffer = NULL;
  int r;

  /* Reinitialize the config */
  void (*destructor)(void *) = config->destructor;
  unsigned short tab_width = config->tab_width;
  unsigned short flags = config->flags;

  config_destroy(config);
  config_init(config);

  config->destructor = destructor;
  config->tab_width = tab_width;
  config->flags = flags;

  parsectx_init(&parse_ctx);
  parse_ctx.config = config;
  parse_ctx.parent = config->root;
  parse_ctx.setting = config->root;

  __config_locale_override();

  scanctx_init(&scan_ctx, filename);
  scan_ctx.config = config;
  libconfig_yylex_init_extra(&scan_ctx, &scanner);

  if(stream)
    libconfig_yyrestart(stream, scanner);
  else /* read from string */
    buffer = libconfig_yy_scan_string(str, scanner);

  r = libconfig_yyparse(scanner, &parse_ctx, &scan_ctx);

  if(r != 0)
  {
    config->error_file = scanctx_current_filename(&scan_ctx);
    config->error_type = CONFIG_ERR_PARSE;
  }

  libconfig_yylex_destroy(scanner);
  config->filenames = scanctx_cleanup(&scan_ctx, &(config->num_filenames));
  parsectx_cleanup(&parse_ctx);

  __config_locale_restore();

  return(r == 0 ? CONFIG_TRUE : CONFIG_FALSE);
}
Esempio n. 4
0
static int __config_read(config_t *config, FILE *stream, const char *filename,
                         const char *str)
{
  yyscan_t scanner;
  struct scan_context scan_ctx;
  struct parse_context parse_ctx;
  int r;

  /* Reinitialize the config */
  void (*destructor)(void *) = config->destructor;
  const char *include_dir = config->include_dir;
  unsigned short tab_width = config->tab_width;
  int options = config->options;

  config->include_dir = NULL;
  config_destroy(config);
  config_init(config);

  config->destructor = destructor;
  config->include_dir = include_dir;
  config->tab_width = tab_width;
  config->options = options;

  parsectx_init(&parse_ctx);
  parse_ctx.config = config;
  parse_ctx.parent = config->root;
  parse_ctx.setting = config->root;

  __config_locale_override();

  scanctx_init(&scan_ctx, filename);
  config->root->file = scanctx_current_filename(&scan_ctx);
  scan_ctx.config = config;
  libconfig_yylex_init_extra(&scan_ctx, &scanner);

  if(stream)
    libconfig_yyrestart(stream, scanner);
  else /* read from string */
    (void)libconfig_yy_scan_string(str, scanner);

  libconfig_yyset_lineno(1, scanner);
  r = libconfig_yyparse(scanner, &parse_ctx, &scan_ctx);

  if(r != 0)
  {
    YY_BUFFER_STATE buf;

    config->error_file = scanctx_current_filename(&scan_ctx);
    config->error_type = CONFIG_ERR_PARSE;

    /* Unwind the include stack, freeing the buffers and closing the files. */
    while((buf = (YY_BUFFER_STATE)scanctx_pop_include(&scan_ctx)) != NULL)
      libconfig_yy_delete_buffer(buf, scanner);
  }

  libconfig_yylex_destroy(scanner);
  config->filenames = scanctx_cleanup(&scan_ctx, &(config->num_filenames));
  parsectx_cleanup(&parse_ctx);

  __config_locale_restore();

  return(r == 0 ? CONFIG_TRUE : CONFIG_FALSE);
}