From 97f5b943e459d3834a51996fd54c01ba82fe831b Mon Sep 17 00:00:00 2001 From: Vito Caputo Date: Wed, 30 Aug 2023 20:29:08 -0700 Subject: modules/drizzle: handle baking errors in drizzle_setup() More setup_func conversion to returning the failed setting on errors during res_setup baking. Also fixed a bug while here in the style_values error detection; it was misusing nelems() on the array when it's NULL-terminated with a sentinel. But this was only triggered if a user force overrided the setting with the :-prefix syntax, since otherwise the setting had to be in the values set according to the front-end. It was known there'd prolly be bugs when adding that : override prefix support. A lot of the module-local setup baking code has been neglected/bitrotted/carelessly changed over time, depending on front-end values policing to keep things on the rails. --- src/modules/drizzle/drizzle.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) (limited to 'src/modules/drizzle') diff --git a/src/modules/drizzle/drizzle.c b/src/modules/drizzle/drizzle.c index 18ef731..0614632 100644 --- a/src/modules/drizzle/drizzle.c +++ b/src/modules/drizzle/drizzle.c @@ -375,8 +375,8 @@ til_module_t drizzle_module = { static int drizzle_setup(const til_settings_t *settings, til_setting_t **res_setting, const til_setting_desc_t **res_desc, til_setup_t **res_setup) { - const char *viscosity; - const char *style; + til_setting_t *viscosity; + til_setting_t *style; const char *viscosity_values[] = { ".005", ".01", @@ -391,7 +391,7 @@ static int drizzle_setup(const til_settings_t *settings, til_setting_t **res_set }; int r; - r = til_settings_get_and_describe_value(settings, + r = til_settings_get_and_describe_setting(settings, &(til_setting_spec_t){ .name = "Puddle viscosity", .key = "viscosity", @@ -406,7 +406,7 @@ static int drizzle_setup(const til_settings_t *settings, til_setting_t **res_set if (r) return r; - r = til_settings_get_and_describe_value(settings, + r = til_settings_get_and_describe_setting(settings, &(til_setting_spec_t){ .name = "Overlay style", .key = "style", @@ -429,18 +429,19 @@ static int drizzle_setup(const til_settings_t *settings, til_setting_t **res_set if (!setup) return -ENOMEM; - sscanf(viscosity, "%f", &setup->viscosity); + if (sscanf(viscosity->value, "%f", &setup->viscosity) != 1) + return til_setup_free_with_failed_setting_ret_err(&setup->til_setup, viscosity, res_setting, -EINVAL); /* TODO: til should prolly have a helper for this */ - for (i = 0; i < nelems(style_values); i++) { - if (!strcasecmp(style_values[i], style)) { + for (i = 0; style_values[i]; i++) { + if (!strcasecmp(style_values[i], style->value)) { setup->style = i; break; } } - if (i >= nelems(style_values)) - return -EINVAL; + if (!style_values[i]) + return til_setup_free_with_failed_setting_ret_err(&setup->til_setup, style, res_setting, -EINVAL); *res_setup = &setup->til_setup; } -- cgit v1.2.1