Support for using any number of CRTC:s in any number of screens

src/config-ini.c

@@ -297,3 +297,34 @@ config_ini_get_section(config_ini_state_t *state, const char *name)
 
 	return NULL;
 }
+
+config_ini_section_t **
+config_ini_get_sections(config_ini_state_t *state, const char *name)
+{
+	config_ini_section_t **sections = malloc(1 * sizeof(config_ini_section_t*));
+	if (sections == NULL) {
+		perror("malloc");
+		return NULL;
+	}
+
+	int ptr = 0;
+	config_ini_section_t *section = state->sections;
+	while (section != NULL) {
+		if (strcasecmp(section->name, name) == 0) {
+			sections[ptr++] = section;
+
+			if ((ptr & -ptr) == ptr) {
+				sections = realloc(sections, (ptr << 1) * sizeof(config_ini_section_t*));
+				if (sections == NULL) {
+					perror("realloc");
+					return NULL;
+				}
+			}
+		}
+
+		section = section->next;
+	}
+
+	sections[ptr] = NULL;
+	return sections;
+}

src/config-ini.h

@@ -46,4 +46,7 @@ void config_ini_free(config_ini_state_t *state);
 config_ini_section_t *config_ini_get_section(config_ini_state_t *state,
 					     const char *name);
 
+config_ini_section_t **config_ini_get_sections(config_ini_state_t *state,
+					       const char *name);
+
 #endif /* ! REDSHIFT_CONFIG_INI_H */