/* Subroutine of pp_set_maximum_length. Set up PRETTY-PRINTER's
internal maximum characters per line. */
static void
pp_set_real_maximum_length (pretty_printer *pp)
{
/* If we're told not to wrap lines then do the obvious thing. In case
we'll emit prefix only once per message, it is appropriate
not to increase unnecessarily the line-length cut-off. */
if (!pp_is_wrapping_line (pp)
|| pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_ONCE
|| pp_prefixing_rule (pp) == DIAGNOSTICS_SHOW_PREFIX_NEVER)
pp->maximum_length = pp_line_cutoff (pp);
else
{
int prefix_length = pp->prefix ? strlen (pp->prefix) : 0;
/* If the prefix is ridiculously too long, output at least
32 characters. */
if (pp_line_cutoff (pp) - prefix_length < 32)
pp->maximum_length = pp_line_cutoff (pp) + 32;
else
pp->maximum_length = pp_line_cutoff (pp);
}
}
/* Initialize the diagnostic message outputting machinery. */
void
diagnostic_initialize (diagnostic_context *context, int n_opts)
{
int i;
/* Allocate a basic pretty-printer. Clients will replace this a
much more elaborated pretty-printer if they wish. */
context->printer = XNEW (pretty_printer);
new (context->printer) pretty_printer ();
memset (context->diagnostic_count, 0, sizeof context->diagnostic_count);
context->warning_as_error_requested = false;
context->n_opts = n_opts;
context->classify_diagnostic = XNEWVEC (diagnostic_t, n_opts);
for (i = 0; i < n_opts; i++)
context->classify_diagnostic[i] = DK_UNSPECIFIED;
context->show_caret = false;
diagnostic_set_caret_max_width (context, pp_line_cutoff (context->printer));
for (i = 0; i < rich_location::STATICALLY_ALLOCATED_RANGES; i++)
context->caret_chars[i] = '^';
context->show_option_requested = false;
context->abort_on_error = false;
context->show_column = false;
context->pedantic_errors = false;
context->permissive = false;
context->opt_permissive = 0;
context->fatal_errors = false;
context->dc_inhibit_warnings = false;
context->dc_warn_system_headers = false;
context->max_errors = 0;
context->internal_error = NULL;
diagnostic_starter (context) = default_diagnostic_starter;
context->start_span = default_diagnostic_start_span_fn;
diagnostic_finalizer (context) = default_diagnostic_finalizer;
context->option_enabled = NULL;
context->option_state = NULL;
context->option_name = NULL;
context->last_location = UNKNOWN_LOCATION;
context->last_module = 0;
context->x_data = NULL;
context->lock = 0;
context->inhibit_notes_p = false;
context->colorize_source_p = false;
context->show_ruler_p = false;
context->parseable_fixits_p = false;
context->edit_context_ptr = NULL;
}
/* Initialize the diagnostic message outputting machinery. */
void
diagnostic_initialize (diagnostic_context *context, int n_opts)
{
int i;
/* Allocate a basic pretty-printer. Clients will replace this a
much more elaborated pretty-printer if they wish. */
context->printer = XNEW (pretty_printer);
pp_construct (context->printer, NULL, 0);
/* By default, diagnostics are sent to stderr. */
context->printer->buffer->stream = stderr;
/* By default, we emit prefixes once per message. */
context->printer->wrapping.rule = DIAGNOSTICS_SHOW_PREFIX_ONCE;
memset (context->diagnostic_count, 0, sizeof context->diagnostic_count);
context->some_warnings_are_errors = false;
context->warning_as_error_requested = false;
context->n_opts = n_opts;
context->classify_diagnostic = XNEWVEC (diagnostic_t, n_opts);
for (i = 0; i < n_opts; i++)
context->classify_diagnostic[i] = DK_UNSPECIFIED;
context->show_caret = false;
diagnostic_set_caret_max_width (context, pp_line_cutoff (context->printer));
context->show_option_requested = false;
context->abort_on_error = false;
context->show_column = false;
context->pedantic_errors = false;
context->permissive = false;
context->opt_permissive = 0;
context->fatal_errors = false;
context->dc_inhibit_warnings = false;
context->dc_warn_system_headers = false;
context->max_errors = 0;
context->internal_error = NULL;
diagnostic_starter (context) = default_diagnostic_starter;
diagnostic_finalizer (context) = default_diagnostic_finalizer;
context->option_enabled = NULL;
context->option_state = NULL;
context->option_name = NULL;
context->last_location = UNKNOWN_LOCATION;
context->last_module = 0;
context->x_data = NULL;
context->lock = 0;
context->inhibit_notes_p = false;
}