mirror of
https://github.com/swaywm/sway.git
synced 2024-10-31 21:47:24 +00:00
870 lines
24 KiB
C
870 lines
24 KiB
C
#define _XOPEN_SOURCE 600 // for realpath
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <libgen.h>
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#include <wordexp.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <sys/stat.h>
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#include <signal.h>
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#include <libinput.h>
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#include <limits.h>
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#include <dirent.h>
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#include <strings.h>
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#ifdef __linux__
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#include <linux/input-event-codes.h>
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#elif __FreeBSD__
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#include <dev/evdev/input-event-codes.h>
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#endif
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#include <wlr/types/wlr_output.h>
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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#include "sway/commands.h"
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#include "sway/config.h"
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#include "sway/criteria.h"
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#include "sway/swaynag.h"
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#include "sway/tree/arrange.h"
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#include "sway/tree/root.h"
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#include "sway/tree/workspace.h"
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#include "cairo.h"
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#include "pango.h"
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#include "readline.h"
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#include "stringop.h"
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#include "list.h"
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#include "log.h"
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struct sway_config *config = NULL;
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static void free_mode(struct sway_mode *mode) {
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if (!mode) {
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return;
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}
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free(mode->name);
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if (mode->keysym_bindings) {
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for (int i = 0; i < mode->keysym_bindings->length; i++) {
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free_sway_binding(mode->keysym_bindings->items[i]);
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}
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list_free(mode->keysym_bindings);
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}
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if (mode->keycode_bindings) {
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for (int i = 0; i < mode->keycode_bindings->length; i++) {
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free_sway_binding(mode->keycode_bindings->items[i]);
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}
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list_free(mode->keycode_bindings);
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}
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if (mode->mouse_bindings) {
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for (int i = 0; i < mode->mouse_bindings->length; i++) {
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free_sway_binding(mode->mouse_bindings->items[i]);
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}
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list_free(mode->mouse_bindings);
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}
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free(mode);
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}
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void free_config(struct sway_config *config) {
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if (!config) {
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return;
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}
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memset(&config->handler_context, 0, sizeof(config->handler_context));
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// TODO: handle all currently unhandled lists as we add implementations
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if (config->symbols) {
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for (int i = 0; i < config->symbols->length; ++i) {
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free_sway_variable(config->symbols->items[i]);
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}
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list_free(config->symbols);
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}
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if (config->modes) {
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for (int i = 0; i < config->modes->length; ++i) {
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free_mode(config->modes->items[i]);
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}
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list_free(config->modes);
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}
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if (config->bars) {
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for (int i = 0; i < config->bars->length; ++i) {
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free_bar_config(config->bars->items[i]);
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}
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list_free(config->bars);
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}
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list_free(config->cmd_queue);
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if (config->workspace_configs) {
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for (int i = 0; i < config->workspace_configs->length; i++) {
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free_workspace_config(config->workspace_configs->items[i]);
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}
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list_free(config->workspace_configs);
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}
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if (config->output_configs) {
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for (int i = 0; i < config->output_configs->length; i++) {
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free_output_config(config->output_configs->items[i]);
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}
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list_free(config->output_configs);
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}
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if (config->input_configs) {
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for (int i = 0; i < config->input_configs->length; i++) {
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free_input_config(config->input_configs->items[i]);
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}
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list_free(config->input_configs);
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}
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if (config->seat_configs) {
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for (int i = 0; i < config->seat_configs->length; i++) {
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free_seat_config(config->seat_configs->items[i]);
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}
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list_free(config->seat_configs);
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}
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if (config->criteria) {
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for (int i = 0; i < config->criteria->length; ++i) {
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criteria_destroy(config->criteria->items[i]);
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}
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list_free(config->criteria);
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}
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list_free(config->no_focus);
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list_free(config->active_bar_modifiers);
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list_free(config->config_chain);
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list_free(config->command_policies);
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list_free(config->feature_policies);
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list_free(config->ipc_policies);
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free(config->floating_scroll_up_cmd);
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free(config->floating_scroll_down_cmd);
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free(config->floating_scroll_left_cmd);
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free(config->floating_scroll_right_cmd);
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free(config->font);
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free(config->swaybg_command);
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free(config->swaynag_command);
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free((char *)config->current_config_path);
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free((char *)config->current_config);
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free(config);
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}
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static void destroy_removed_seats(struct sway_config *old_config,
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struct sway_config *new_config) {
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struct seat_config *seat_config;
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struct sway_seat *seat;
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int i;
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for (i = 0; i < old_config->seat_configs->length; i++) {
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seat_config = old_config->seat_configs->items[i];
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/* Also destroy seats that aren't present in new config */
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if (new_config && list_seq_find(new_config->seat_configs,
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seat_name_cmp, seat_config->name) < 0) {
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seat = input_manager_get_seat(seat_config->name);
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seat_destroy(seat);
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}
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}
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}
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static void set_color(float dest[static 4], uint32_t color) {
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dest[0] = ((color >> 16) & 0xff) / 255.0;
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dest[1] = ((color >> 8) & 0xff) / 255.0;
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dest[2] = (color & 0xff) / 255.0;
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dest[3] = 1.0;
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}
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static void config_defaults(struct sway_config *config) {
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if (!(config->swaynag_command = strdup("swaynag"))) goto cleanup;
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config->swaynag_config_errors = (struct swaynag_instance){
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.args = "--type error "
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"--message 'There are errors in your config file' "
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"--detailed-message "
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"--button 'Exit sway' 'swaymsg exit' "
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"--button 'Reload sway' 'swaymsg reload'",
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.pid = -1,
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.detailed = true,
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};
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if (!(config->symbols = create_list())) goto cleanup;
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if (!(config->modes = create_list())) goto cleanup;
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if (!(config->bars = create_list())) goto cleanup;
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if (!(config->workspace_configs = create_list())) goto cleanup;
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if (!(config->criteria = create_list())) goto cleanup;
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if (!(config->no_focus = create_list())) goto cleanup;
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if (!(config->input_configs = create_list())) goto cleanup;
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if (!(config->seat_configs = create_list())) goto cleanup;
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if (!(config->output_configs = create_list())) goto cleanup;
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if (!(config->cmd_queue = create_list())) goto cleanup;
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if (!(config->current_mode = malloc(sizeof(struct sway_mode))))
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goto cleanup;
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if (!(config->current_mode->name = malloc(sizeof("default")))) goto cleanup;
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strcpy(config->current_mode->name, "default");
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if (!(config->current_mode->keysym_bindings = create_list())) goto cleanup;
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if (!(config->current_mode->keycode_bindings = create_list())) goto cleanup;
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if (!(config->current_mode->mouse_bindings = create_list())) goto cleanup;
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list_add(config->modes, config->current_mode);
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config->floating_mod = 0;
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config->floating_mod_inverse = false;
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config->dragging_key = BTN_LEFT;
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config->resizing_key = BTN_RIGHT;
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if (!(config->floating_scroll_up_cmd = strdup(""))) goto cleanup;
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if (!(config->floating_scroll_down_cmd = strdup(""))) goto cleanup;
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if (!(config->floating_scroll_left_cmd = strdup(""))) goto cleanup;
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if (!(config->floating_scroll_right_cmd = strdup(""))) goto cleanup;
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config->default_layout = L_NONE;
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config->default_orientation = L_NONE;
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if (!(config->font = strdup("monospace 10"))) goto cleanup;
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config->font_height = 17; // height of monospace 10
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config->urgent_timeout = 500;
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config->popup_during_fullscreen = POPUP_SMART;
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config->titlebar_border_thickness = 1;
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config->titlebar_h_padding = 5;
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config->titlebar_v_padding = 4;
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// floating view
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config->floating_maximum_width = 0;
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config->floating_maximum_height = 0;
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config->floating_minimum_width = 75;
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config->floating_minimum_height = 50;
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// Flags
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config->focus_follows_mouse = FOLLOWS_YES;
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config->mouse_warping = WARP_OUTPUT;
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config->focus_wrapping = WRAP_YES;
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config->validating = false;
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config->reloading = false;
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config->active = false;
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config->failed = false;
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config->auto_back_and_forth = false;
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config->reading = false;
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config->show_marks = true;
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config->title_align = ALIGN_LEFT;
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config->tiling_drag = true;
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config->smart_gaps = false;
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config->gaps_inner = 0;
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config->gaps_outer.top = 0;
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config->gaps_outer.right = 0;
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config->gaps_outer.bottom = 0;
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config->gaps_outer.left = 0;
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if (!(config->active_bar_modifiers = create_list())) goto cleanup;
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if (!(config->swaybg_command = strdup("swaybg"))) goto cleanup;
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if (!(config->config_chain = create_list())) goto cleanup;
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config->current_config_path = NULL;
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config->current_config = NULL;
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// borders
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config->border = B_NORMAL;
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config->floating_border = B_NORMAL;
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config->border_thickness = 2;
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config->floating_border_thickness = 2;
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config->hide_edge_borders = E_NONE;
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config->saved_edge_borders = E_NONE;
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// border colors
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set_color(config->border_colors.focused.border, 0x4C7899);
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set_color(config->border_colors.focused.background, 0x285577);
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set_color(config->border_colors.focused.text, 0xFFFFFFFF);
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set_color(config->border_colors.focused.indicator, 0x2E9EF4);
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set_color(config->border_colors.focused.child_border, 0x285577);
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set_color(config->border_colors.focused_inactive.border, 0x333333);
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set_color(config->border_colors.focused_inactive.background, 0x5F676A);
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set_color(config->border_colors.focused_inactive.text, 0xFFFFFFFF);
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set_color(config->border_colors.focused_inactive.indicator, 0x484E50);
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set_color(config->border_colors.focused_inactive.child_border, 0x5F676A);
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set_color(config->border_colors.unfocused.border, 0x333333);
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set_color(config->border_colors.unfocused.background, 0x222222);
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set_color(config->border_colors.unfocused.text, 0x88888888);
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set_color(config->border_colors.unfocused.indicator, 0x292D2E);
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set_color(config->border_colors.unfocused.child_border, 0x222222);
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set_color(config->border_colors.urgent.border, 0x2F343A);
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set_color(config->border_colors.urgent.background, 0x900000);
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set_color(config->border_colors.urgent.text, 0xFFFFFFFF);
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set_color(config->border_colors.urgent.indicator, 0x900000);
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set_color(config->border_colors.urgent.child_border, 0x900000);
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set_color(config->border_colors.placeholder.border, 0x000000);
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set_color(config->border_colors.placeholder.background, 0x0C0C0C);
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set_color(config->border_colors.placeholder.text, 0xFFFFFFFF);
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set_color(config->border_colors.placeholder.indicator, 0x000000);
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set_color(config->border_colors.placeholder.child_border, 0x0C0C0C);
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set_color(config->border_colors.background, 0xFFFFFF);
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// Security
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if (!(config->command_policies = create_list())) goto cleanup;
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if (!(config->feature_policies = create_list())) goto cleanup;
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if (!(config->ipc_policies = create_list())) goto cleanup;
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return;
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cleanup:
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sway_abort("Unable to allocate config structures");
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}
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static bool file_exists(const char *path) {
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return path && access(path, R_OK) != -1;
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}
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static char *get_config_path(void) {
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static const char *config_paths[] = {
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"$HOME/.sway/config",
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"$XDG_CONFIG_HOME/sway/config",
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"$HOME/.i3/config",
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"$XDG_CONFIG_HOME/i3/config",
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SYSCONFDIR "/sway/config",
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SYSCONFDIR "/i3/config",
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};
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char *config_home = getenv("XDG_CONFIG_HOME");
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if (!config_home || !*config_home) {
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config_paths[1] = "$HOME/.config/sway/config";
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config_paths[3] = "$HOME/.config/i3/config";
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}
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for (size_t i = 0; i < sizeof(config_paths) / sizeof(char *); ++i) {
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wordexp_t p;
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if (wordexp(config_paths[i], &p, WRDE_UNDEF) == 0) {
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char *path = strdup(p.we_wordv[0]);
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wordfree(&p);
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if (file_exists(path)) {
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return path;
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}
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free(path);
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}
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}
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return NULL;
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}
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static bool load_config(const char *path, struct sway_config *config,
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struct swaynag_instance *swaynag) {
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if (path == NULL) {
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wlr_log(WLR_ERROR, "Unable to find a config file!");
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return false;
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}
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wlr_log(WLR_INFO, "Loading config from %s", path);
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struct stat sb;
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if (stat(path, &sb) == 0 && S_ISDIR(sb.st_mode)) {
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return false;
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}
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FILE *f = fopen(path, "r");
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if (!f) {
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wlr_log(WLR_ERROR, "Unable to open %s for reading", path);
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return false;
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}
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bool config_load_success = read_config(f, config, swaynag);
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fclose(f);
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if (!config_load_success) {
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wlr_log(WLR_ERROR, "Error(s) loading config!");
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}
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return true;
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}
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bool load_main_config(const char *file, bool is_active, bool validating) {
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char *path;
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if (file != NULL) {
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path = strdup(file);
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} else {
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path = get_config_path();
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}
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struct sway_config *old_config = config;
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config = calloc(1, sizeof(struct sway_config));
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if (!config) {
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sway_abort("Unable to allocate config");
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}
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config_defaults(config);
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config->validating = validating;
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if (is_active) {
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wlr_log(WLR_DEBUG, "Performing configuration file %s",
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validating ? "validation" : "reload");
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config->reloading = true;
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config->active = true;
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swaynag_kill(&old_config->swaynag_config_errors);
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memcpy(&config->swaynag_config_errors,
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&old_config->swaynag_config_errors,
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sizeof(struct swaynag_instance));
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create_default_output_configs();
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}
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config->current_config_path = path;
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list_add(config->config_chain, path);
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config->reading = true;
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// Read security configs
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// TODO: Security
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bool success = true;
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/*
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DIR *dir = opendir(SYSCONFDIR "/sway/security.d");
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if (!dir) {
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wlr_log(WLR_ERROR,
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"%s does not exist, sway will have no security configuration"
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" and will probably be broken", SYSCONFDIR "/sway/security.d");
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} else {
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list_t *secconfigs = create_list();
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char *base = SYSCONFDIR "/sway/security.d/";
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struct dirent *ent = readdir(dir);
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struct stat s;
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while (ent != NULL) {
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char *_path = malloc(strlen(ent->d_name) + strlen(base) + 1);
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strcpy(_path, base);
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strcat(_path, ent->d_name);
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lstat(_path, &s);
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if (S_ISREG(s.st_mode) && ent->d_name[0] != '.') {
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list_add(secconfigs, _path);
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}
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else {
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free(_path);
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}
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ent = readdir(dir);
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}
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closedir(dir);
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list_qsort(secconfigs, qstrcmp);
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for (int i = 0; i < secconfigs->length; ++i) {
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char *_path = secconfigs->items[i];
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if (stat(_path, &s) || s.st_uid != 0 || s.st_gid != 0 ||
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(((s.st_mode & 0777) != 0644) &&
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(s.st_mode & 0777) != 0444)) {
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wlr_log(WLR_ERROR,
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"Refusing to load %s - it must be owned by root "
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"and mode 644 or 444", _path);
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success = false;
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} else {
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success = success && load_config(_path, config);
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}
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}
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list_free_items_and_destroy(secconfigs);
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}
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*/
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success = success && load_config(path, config,
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&config->swaynag_config_errors);
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if (validating) {
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free_config(config);
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config = old_config;
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return success;
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}
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if (is_active) {
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for (int i = 0; i < config->output_configs->length; i++) {
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apply_output_config_to_outputs(config->output_configs->items[i]);
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}
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config->reloading = false;
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if (config->swaynag_config_errors.pid > 0) {
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swaynag_show(&config->swaynag_config_errors);
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}
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}
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if (old_config) {
|
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destroy_removed_seats(old_config, config);
|
|
free_config(old_config);
|
|
}
|
|
config->reading = false;
|
|
return success;
|
|
}
|
|
|
|
static bool load_include_config(const char *path, const char *parent_dir,
|
|
struct sway_config *config, struct swaynag_instance *swaynag) {
|
|
// save parent config
|
|
const char *parent_config = config->current_config_path;
|
|
|
|
char *full_path;
|
|
int len = strlen(path);
|
|
if (len >= 1 && path[0] != '/') {
|
|
len = len + strlen(parent_dir) + 2;
|
|
full_path = malloc(len * sizeof(char));
|
|
if (!full_path) {
|
|
wlr_log(WLR_ERROR,
|
|
"Unable to allocate full path to included config");
|
|
return false;
|
|
}
|
|
snprintf(full_path, len, "%s/%s", parent_dir, path);
|
|
} else {
|
|
full_path = strdup(path);
|
|
}
|
|
|
|
char *real_path = realpath(full_path, NULL);
|
|
free(full_path);
|
|
|
|
if (real_path == NULL) {
|
|
wlr_log(WLR_DEBUG, "%s not found.", path);
|
|
return false;
|
|
}
|
|
|
|
// check if config has already been included
|
|
int j;
|
|
for (j = 0; j < config->config_chain->length; ++j) {
|
|
char *old_path = config->config_chain->items[j];
|
|
if (strcmp(real_path, old_path) == 0) {
|
|
wlr_log(WLR_DEBUG,
|
|
"%s already included once, won't be included again.",
|
|
real_path);
|
|
free(real_path);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
config->current_config_path = real_path;
|
|
list_add(config->config_chain, real_path);
|
|
int index = config->config_chain->length - 1;
|
|
|
|
if (!load_config(real_path, config, swaynag)) {
|
|
free(real_path);
|
|
config->current_config_path = parent_config;
|
|
list_del(config->config_chain, index);
|
|
return false;
|
|
}
|
|
|
|
// restore current_config_path
|
|
config->current_config_path = parent_config;
|
|
return true;
|
|
}
|
|
|
|
bool load_include_configs(const char *path, struct sway_config *config,
|
|
struct swaynag_instance *swaynag) {
|
|
char *wd = getcwd(NULL, 0);
|
|
char *parent_path = strdup(config->current_config_path);
|
|
const char *parent_dir = dirname(parent_path);
|
|
|
|
if (chdir(parent_dir) < 0) {
|
|
free(parent_path);
|
|
free(wd);
|
|
return false;
|
|
}
|
|
|
|
wordexp_t p;
|
|
|
|
if (wordexp(path, &p, 0) < 0) {
|
|
free(parent_path);
|
|
free(wd);
|
|
return false;
|
|
}
|
|
|
|
char **w = p.we_wordv;
|
|
size_t i;
|
|
for (i = 0; i < p.we_wordc; ++i) {
|
|
load_include_config(w[i], parent_dir, config, swaynag);
|
|
}
|
|
free(parent_path);
|
|
wordfree(&p);
|
|
|
|
// restore wd
|
|
if (chdir(wd) < 0) {
|
|
free(wd);
|
|
wlr_log(WLR_ERROR, "failed to restore working directory");
|
|
return false;
|
|
}
|
|
|
|
free(wd);
|
|
return true;
|
|
}
|
|
|
|
static int detect_brace_on_following_line(FILE *file, char *line,
|
|
int line_number) {
|
|
int lines = 0;
|
|
if (line[strlen(line) - 1] != '{' && line[strlen(line) - 1] != '}') {
|
|
char *peeked = NULL;
|
|
long position = 0;
|
|
do {
|
|
free(peeked);
|
|
peeked = peek_line(file, lines, &position);
|
|
if (peeked) {
|
|
peeked = strip_whitespace(peeked);
|
|
}
|
|
lines++;
|
|
} while (peeked && strlen(peeked) == 0);
|
|
|
|
if (peeked && strlen(peeked) == 1 && peeked[0] == '{') {
|
|
fseek(file, position, SEEK_SET);
|
|
} else {
|
|
lines = 0;
|
|
}
|
|
free(peeked);
|
|
}
|
|
return lines;
|
|
}
|
|
|
|
static char *expand_line(const char *block, const char *line, bool add_brace) {
|
|
int size = (block ? strlen(block) + 1 : 0) + strlen(line)
|
|
+ (add_brace ? 2 : 0) + 1;
|
|
char *expanded = calloc(1, size);
|
|
if (!expanded) {
|
|
wlr_log(WLR_ERROR, "Cannot allocate expanded line buffer");
|
|
return NULL;
|
|
}
|
|
snprintf(expanded, size, "%s%s%s%s", block ? block : "",
|
|
block ? " " : "", line, add_brace ? " {" : "");
|
|
return expanded;
|
|
}
|
|
|
|
bool read_config(FILE *file, struct sway_config *config,
|
|
struct swaynag_instance *swaynag) {
|
|
bool reading_main_config = false;
|
|
char *this_config = NULL;
|
|
size_t config_size = 0;
|
|
if (config->current_config == NULL) {
|
|
reading_main_config = true;
|
|
|
|
int ret_seek = fseek(file, 0, SEEK_END);
|
|
long ret_tell = ftell(file);
|
|
if (ret_seek == -1 || ret_tell == -1) {
|
|
wlr_log(WLR_ERROR, "Unable to get size of config file");
|
|
return false;
|
|
}
|
|
config_size = ret_tell;
|
|
rewind(file);
|
|
|
|
config->current_config = this_config = calloc(1, config_size + 1);
|
|
if (this_config == NULL) {
|
|
wlr_log(WLR_ERROR, "Unable to allocate buffer for config contents");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool success = true;
|
|
int line_number = 0;
|
|
char *line;
|
|
list_t *stack = create_list();
|
|
size_t read = 0;
|
|
while (!feof(file)) {
|
|
char *block = stack->length ? stack->items[0] : NULL;
|
|
line = read_line(file);
|
|
if (!line) {
|
|
continue;
|
|
}
|
|
line_number++;
|
|
wlr_log(WLR_DEBUG, "Read line %d: %s", line_number, line);
|
|
|
|
if (reading_main_config) {
|
|
size_t length = strlen(line);
|
|
|
|
if (read + length > config_size) {
|
|
wlr_log(WLR_ERROR, "Config file changed during reading");
|
|
list_free_items_and_destroy(stack);
|
|
free(line);
|
|
return false;
|
|
}
|
|
|
|
strcpy(this_config + read, line);
|
|
if (line_number != 1) {
|
|
this_config[read - 1] = '\n';
|
|
}
|
|
read += length + 1;
|
|
}
|
|
|
|
line = strip_whitespace(line);
|
|
if (line[0] == '#') {
|
|
free(line);
|
|
continue;
|
|
}
|
|
if (strlen(line) == 0) {
|
|
free(line);
|
|
continue;
|
|
}
|
|
int brace_detected = detect_brace_on_following_line(file, line,
|
|
line_number);
|
|
if (brace_detected > 0) {
|
|
line_number += brace_detected;
|
|
wlr_log(WLR_DEBUG, "Detected open brace on line %d", line_number);
|
|
}
|
|
char *expanded = expand_line(block, line, brace_detected > 0);
|
|
if (!expanded) {
|
|
list_free_items_and_destroy(stack);
|
|
free(line);
|
|
return false;
|
|
}
|
|
config->current_config_line_number = line_number;
|
|
config->current_config_line = line;
|
|
struct cmd_results *res;
|
|
if (block && strcmp(block, "<commands>") == 0) {
|
|
// Special case
|
|
res = config_commands_command(expanded);
|
|
} else {
|
|
res = config_command(expanded);
|
|
}
|
|
switch(res->status) {
|
|
case CMD_FAILURE:
|
|
case CMD_INVALID:
|
|
wlr_log(WLR_ERROR, "Error on line %i '%s': %s (%s)", line_number,
|
|
line, res->error, config->current_config_path);
|
|
if (!config->validating) {
|
|
swaynag_log(config->swaynag_command, swaynag,
|
|
"Error on line %i (%s) '%s': %s", line_number,
|
|
config->current_config_path, line, res->error);
|
|
}
|
|
success = false;
|
|
break;
|
|
|
|
case CMD_DEFER:
|
|
wlr_log(WLR_DEBUG, "Deferring command `%s'", line);
|
|
list_add(config->cmd_queue, strdup(expanded));
|
|
break;
|
|
|
|
case CMD_BLOCK_COMMANDS:
|
|
wlr_log(WLR_DEBUG, "Entering commands block");
|
|
list_insert(stack, 0, "<commands>");
|
|
break;
|
|
|
|
case CMD_BLOCK:
|
|
wlr_log(WLR_DEBUG, "Entering block '%s'", res->input);
|
|
list_insert(stack, 0, strdup(res->input));
|
|
if (strcmp(res->input, "bar") == 0) {
|
|
config->current_bar = NULL;
|
|
}
|
|
break;
|
|
|
|
case CMD_BLOCK_END:
|
|
if (!block) {
|
|
wlr_log(WLR_DEBUG, "Unmatched '}' on line %i", line_number);
|
|
success = false;
|
|
break;
|
|
}
|
|
if (strcmp(block, "bar") == 0) {
|
|
config->current_bar = NULL;
|
|
}
|
|
|
|
wlr_log(WLR_DEBUG, "Exiting block '%s'", block);
|
|
list_del(stack, 0);
|
|
free(block);
|
|
memset(&config->handler_context, 0,
|
|
sizeof(config->handler_context));
|
|
default:;
|
|
}
|
|
free(expanded);
|
|
free(line);
|
|
free_cmd_results(res);
|
|
}
|
|
list_free_items_and_destroy(stack);
|
|
config->current_config_line_number = 0;
|
|
config->current_config_line = NULL;
|
|
|
|
return success;
|
|
}
|
|
|
|
void config_add_swaynag_warning(char *fmt, ...) {
|
|
if (config->reading && !config->validating) {
|
|
va_list args;
|
|
va_start(args, fmt);
|
|
size_t length = vsnprintf(NULL, 0, fmt, args) + 1;
|
|
va_end(args);
|
|
|
|
char *temp = malloc(length + 1);
|
|
if (!temp) {
|
|
wlr_log(WLR_ERROR, "Failed to allocate buffer for warning.");
|
|
return;
|
|
}
|
|
|
|
va_start(args, fmt);
|
|
vsnprintf(temp, length, fmt, args);
|
|
va_end(args);
|
|
|
|
swaynag_log(config->swaynag_command, &config->swaynag_config_errors,
|
|
"Warning on line %i (%s) '%s': %s",
|
|
config->current_config_line_number, config->current_config_path,
|
|
config->current_config_line, temp);
|
|
}
|
|
}
|
|
|
|
char *do_var_replacement(char *str) {
|
|
int i;
|
|
char *find = str;
|
|
while ((find = strchr(find, '$'))) {
|
|
// Skip if escaped.
|
|
if (find > str && find[-1] == '\\') {
|
|
if (find == str + 1 || !(find > str + 1 && find[-2] == '\\')) {
|
|
++find;
|
|
continue;
|
|
}
|
|
}
|
|
// Unescape double $ and move on
|
|
if (find[1] == '$') {
|
|
size_t length = strlen(find + 1);
|
|
memmove(find, find + 1, length);
|
|
find[length] = '\0';
|
|
++find;
|
|
continue;
|
|
}
|
|
// Find matching variable
|
|
for (i = 0; i < config->symbols->length; ++i) {
|
|
struct sway_variable *var = config->symbols->items[i];
|
|
int vnlen = strlen(var->name);
|
|
if (strncmp(find, var->name, vnlen) == 0) {
|
|
int vvlen = strlen(var->value);
|
|
char *newstr = malloc(strlen(str) - vnlen + vvlen + 1);
|
|
if (!newstr) {
|
|
wlr_log(WLR_ERROR,
|
|
"Unable to allocate replacement "
|
|
"during variable expansion");
|
|
break;
|
|
}
|
|
char *newptr = newstr;
|
|
int offset = find - str;
|
|
strncpy(newptr, str, offset);
|
|
newptr += offset;
|
|
strncpy(newptr, var->value, vvlen);
|
|
newptr += vvlen;
|
|
strcpy(newptr, find + vnlen);
|
|
free(str);
|
|
str = newstr;
|
|
find = str + offset + vvlen;
|
|
break;
|
|
}
|
|
}
|
|
if (i == config->symbols->length) {
|
|
++find;
|
|
}
|
|
}
|
|
return str;
|
|
}
|
|
|
|
// the naming is intentional (albeit long): a workspace_output_cmp function
|
|
// would compare two structs in full, while this method only compares the
|
|
// workspace.
|
|
int workspace_output_cmp_workspace(const void *a, const void *b) {
|
|
const struct workspace_config *wsa = a, *wsb = b;
|
|
return lenient_strcmp(wsa->workspace, wsb->workspace);
|
|
}
|
|
|
|
static void find_font_height_iterator(struct sway_container *con, void *data) {
|
|
size_t amount_below_baseline = con->title_height - con->title_baseline;
|
|
size_t extended_height = config->font_baseline + amount_below_baseline;
|
|
if (extended_height > config->font_height) {
|
|
config->font_height = extended_height;
|
|
}
|
|
}
|
|
|
|
static void find_baseline_iterator(struct sway_container *con, void *data) {
|
|
bool *recalculate = data;
|
|
if (*recalculate) {
|
|
container_calculate_title_height(con);
|
|
}
|
|
if (con->title_baseline > config->font_baseline) {
|
|
config->font_baseline = con->title_baseline;
|
|
}
|
|
}
|
|
|
|
void config_update_font_height(bool recalculate) {
|
|
size_t prev_max_height = config->font_height;
|
|
config->font_height = 0;
|
|
config->font_baseline = 0;
|
|
|
|
root_for_each_container(find_baseline_iterator, &recalculate);
|
|
root_for_each_container(find_font_height_iterator, NULL);
|
|
|
|
if (config->font_height != prev_max_height) {
|
|
arrange_root();
|
|
}
|
|
}
|