Merge pull request #2070 from RedSoxFan/generic-config-blocks

Make command block implementation generic
This commit is contained in:
Drew DeVault 2018-06-02 08:09:18 -07:00 committed by GitHub
commit b0f2fd9479
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
14 changed files with 360 additions and 407 deletions

View file

@ -1,3 +1,4 @@
#define _POSIX_C_SOURCE 200809L
#include "readline.h"
#include "log.h"
#include <stdlib.h>
@ -48,6 +49,28 @@ char *read_line(FILE *file) {
return string;
}
char *peek_line(FILE *file, int line_offset, long *position) {
long pos = ftell(file);
size_t length = 0;
char *line = NULL;
for (int i = 0; i <= line_offset; i++) {
ssize_t read = getline(&line, &length, file);
if (read < 0) {
free(line);
line = NULL;
break;
}
if (read > 0 && line[read - 1] == '\n') {
line[read - 1] = '\0';
}
}
if (position) {
*position = ftell(file);
}
fseek(file, pos, SEEK_SET);
return line;
}
char *read_line_buffer(FILE *file, char *string, size_t string_len) {
size_t length = 0;
if (!string) {

View file

@ -4,6 +4,7 @@
#include <stdio.h>
char *read_line(FILE *file);
char *peek_line(FILE *file, int line_offset, long *position);
char *read_line_buffer(FILE *file, char *string, size_t string_len);
#endif

View file

@ -3,6 +3,13 @@
#include "config.h"
typedef struct cmd_results *sway_cmd(int argc, char **argv);
struct cmd_handler {
char *command;
sway_cmd *handle;
};
/**
* Indicates the result of a command's execution.
*/
@ -11,16 +18,9 @@ enum cmd_status {
CMD_FAILURE, /**< The command resulted in an error */
CMD_INVALID, /**< Unknown command or parser error */
CMD_DEFER, /**< Command execution deferred */
// Config Blocks
CMD_BLOCK_END,
CMD_BLOCK_MODE,
CMD_BLOCK_BAR,
CMD_BLOCK_BAR_COLORS,
CMD_BLOCK_INPUT,
CMD_BLOCK_SEAT,
CMD_BLOCK,
CMD_BLOCK_COMMANDS,
CMD_BLOCK_IPC,
CMD_BLOCK_IPC_EVENTS,
CMD_BLOCK_END
};
/**
@ -45,6 +45,8 @@ enum expected_args {
struct cmd_results *checkarg(int argc, const char *name,
enum expected_args type, int val);
struct cmd_handler *find_handler(char *line, struct cmd_handler *cmd_handlers,
int handlers_size);
/**
* Parse and executes a command.
*/
@ -54,7 +56,12 @@ struct cmd_results *execute_command(char *command, struct sway_seat *seat);
*
* Do not use this under normal conditions.
*/
struct cmd_results *config_command(char *command, enum cmd_status block);
struct cmd_results *config_command(char *command);
/**
* Parse and handle a sub command
*/
struct cmd_results *config_subcommand(char **argv, int argc,
struct cmd_handler *handlers, size_t handlers_size);
/*
* Parses a command policy rule.
*/
@ -77,8 +84,6 @@ const char *cmd_results_to_json(struct cmd_results *results);
struct cmd_results *add_color(const char *name,
char *buffer, const char *color);
typedef struct cmd_results *sway_cmd(int argc, char **argv);
sway_cmd cmd_assign;
sway_cmd cmd_bar;
sway_cmd cmd_bindcode;

View file

@ -403,8 +403,6 @@ bool read_config(FILE *file, struct sway_config *config);
*/
void free_config(struct sway_config *config);
void config_clear_handler_context(struct sway_config *config);
void free_sway_variable(struct sway_variable *var);
/**

View file

@ -16,11 +16,6 @@
#include "stringop.h"
#include "log.h"
struct cmd_handler {
char *command;
sway_cmd *handle;
};
// Returns error object, or NULL if check succeeds.
struct cmd_results *checkarg(int argc, const char *name, enum expected_args type, int val) {
struct cmd_results *error = NULL;
@ -122,47 +117,6 @@ static struct cmd_handler handlers[] = {
{ "workspace_auto_back_and_forth", cmd_ws_auto_back_and_forth },
};
static struct cmd_handler bar_handlers[] = {
{ "activate_button", bar_cmd_activate_button },
{ "binding_mode_indicator", bar_cmd_binding_mode_indicator },
{ "bindsym", bar_cmd_bindsym },
{ "colors", bar_cmd_colors },
{ "context_button", bar_cmd_context_button },
{ "font", bar_cmd_font },
{ "height", bar_cmd_height },
{ "hidden_state", bar_cmd_hidden_state },
{ "icon_theme", bar_cmd_icon_theme },
{ "id", bar_cmd_id },
{ "mode", bar_cmd_mode },
{ "modifier", bar_cmd_modifier },
{ "output", bar_cmd_output },
{ "pango_markup", bar_cmd_pango_markup },
{ "position", bar_cmd_position },
{ "secondary_button", bar_cmd_secondary_button },
{ "separator_symbol", bar_cmd_separator_symbol },
{ "status_command", bar_cmd_status_command },
{ "strip_workspace_numbers", bar_cmd_strip_workspace_numbers },
{ "swaybar_command", bar_cmd_swaybar_command },
{ "tray_output", bar_cmd_tray_output },
{ "tray_padding", bar_cmd_tray_padding },
{ "workspace_buttons", bar_cmd_workspace_buttons },
{ "wrap_scroll", bar_cmd_wrap_scroll },
};
static struct cmd_handler bar_colors_handlers[] = {
{ "active_workspace", bar_colors_cmd_active_workspace },
{ "background", bar_colors_cmd_background },
{ "binding_mode", bar_colors_cmd_binding_mode },
{ "focused_background", bar_colors_cmd_focused_background },
{ "focused_separator", bar_colors_cmd_focused_separator },
{ "focused_statusline", bar_colors_cmd_focused_statusline },
{ "focused_workspace", bar_colors_cmd_focused_workspace },
{ "inactive_workspace", bar_colors_cmd_inactive_workspace },
{ "separator", bar_colors_cmd_separator },
{ "statusline", bar_colors_cmd_statusline },
{ "urgent_workspace", bar_colors_cmd_urgent_workspace },
};
/* Config-time only commands. Keep alphabetized */
static struct cmd_handler config_handlers[] = {
{ "default_orientation", cmd_default_orientation },
@ -202,62 +156,14 @@ static int handler_compare(const void *_a, const void *_b) {
return strcasecmp(a->command, b->command);
}
// must be in order for the bsearch
static struct cmd_handler input_handlers[] = {
{ "accel_profile", input_cmd_accel_profile },
{ "click_method", input_cmd_click_method },
{ "drag_lock", input_cmd_drag_lock },
{ "dwt", input_cmd_dwt },
{ "events", input_cmd_events },
{ "left_handed", input_cmd_left_handed },
{ "map_from_region", input_cmd_map_from_region },
{ "map_to_output", input_cmd_map_to_output },
{ "middle_emulation", input_cmd_middle_emulation },
{ "natural_scroll", input_cmd_natural_scroll },
{ "pointer_accel", input_cmd_pointer_accel },
{ "repeat_delay", input_cmd_repeat_delay },
{ "repeat_rate", input_cmd_repeat_rate },
{ "scroll_method", input_cmd_scroll_method },
{ "tap", input_cmd_tap },
{ "xkb_layout", input_cmd_xkb_layout },
{ "xkb_model", input_cmd_xkb_model },
{ "xkb_options", input_cmd_xkb_options },
{ "xkb_rules", input_cmd_xkb_rules },
{ "xkb_variant", input_cmd_xkb_variant },
};
// must be in order for the bsearch
static struct cmd_handler seat_handlers[] = {
{ "attach", seat_cmd_attach },
{ "cursor", seat_cmd_cursor },
{ "fallback", seat_cmd_fallback },
};
static struct cmd_handler *find_handler(char *line, enum cmd_status block) {
struct cmd_handler *find_handler(char *line, struct cmd_handler *cmd_handlers,
int handlers_size) {
struct cmd_handler d = { .command=line };
struct cmd_handler *res = NULL;
wlr_log(L_DEBUG, "find_handler(%s) %d", line, block == CMD_BLOCK_SEAT);
wlr_log(L_DEBUG, "find_handler(%s)", line);
bool config_loading = config->reading || !config->active;
if (block == CMD_BLOCK_BAR) {
return bsearch(&d, bar_handlers,
sizeof(bar_handlers) / sizeof(struct cmd_handler),
sizeof(struct cmd_handler), handler_compare);
} else if (block == CMD_BLOCK_BAR_COLORS) {
return bsearch(&d, bar_colors_handlers,
sizeof(bar_colors_handlers) / sizeof(struct cmd_handler),
sizeof(struct cmd_handler), handler_compare);
} else if (block == CMD_BLOCK_INPUT) {
return bsearch(&d, input_handlers,
sizeof(input_handlers) / sizeof(struct cmd_handler),
sizeof(struct cmd_handler), handler_compare);
} else if (block == CMD_BLOCK_SEAT) {
return bsearch(&d, seat_handlers,
sizeof(seat_handlers) / sizeof(struct cmd_handler),
sizeof(struct cmd_handler), handler_compare);
}
if (!config_loading) {
res = bsearch(&d, command_handlers,
sizeof(command_handlers) / sizeof(struct cmd_handler),
@ -278,8 +184,13 @@ static struct cmd_handler *find_handler(char *line, enum cmd_status block) {
}
}
res = bsearch(&d, handlers,
sizeof(handlers) / sizeof(struct cmd_handler),
if (!cmd_handlers) {
cmd_handlers = handlers;
handlers_size = sizeof(handlers);
}
res = bsearch(&d, cmd_handlers,
handlers_size / sizeof(struct cmd_handler),
sizeof(struct cmd_handler), handler_compare);
return res;
@ -349,7 +260,7 @@ struct cmd_results *execute_command(char *_exec, struct sway_seat *seat) {
}
}
}
struct cmd_handler *handler = find_handler(argv[0], CMD_BLOCK_END);
struct cmd_handler *handler = find_handler(argv[0], NULL, 0);
if (!handler) {
if (results) {
free_cmd_results(results);
@ -413,7 +324,7 @@ cleanup:
// be chained together)
// 4) execute_command handles all state internally while config_command has
// some state handled outside (notably the block mode, in read_config)
struct cmd_results *config_command(char *exec, enum cmd_status block) {
struct cmd_results *config_command(char *exec) {
struct cmd_results *results = NULL;
int argc;
char **argv = split_args(exec, &argc);
@ -422,13 +333,21 @@ struct cmd_results *config_command(char *exec, enum cmd_status block) {
goto cleanup;
}
wlr_log(L_INFO, "handling config command '%s'", exec);
// Start block
if (argc > 1 && strcmp(argv[argc - 1], "{") == 0) {
char *block = join_args(argv, argc - 1);
results = cmd_results_new(CMD_BLOCK, block, NULL);
free(block);
goto cleanup;
}
// Endblock
if (**argv == '}') {
if (strcmp(argv[argc - 1], "}") == 0) {
results = cmd_results_new(CMD_BLOCK_END, NULL, NULL);
goto cleanup;
}
struct cmd_handler *handler = find_handler(argv[0], block);
wlr_log(L_INFO, "handling config command '%s'", exec);
struct cmd_handler *handler = find_handler(argv[0], NULL, 0);
if (!handler) {
char *input = argv[0] ? argv[0] : "(empty)";
results = cmd_results_new(CMD_INVALID, input, "Unknown/invalid command");
@ -457,6 +376,30 @@ cleanup:
return results;
}
struct cmd_results *config_subcommand(char **argv, int argc,
struct cmd_handler *handlers, size_t handlers_size) {
char *command = join_args(argv, argc);
wlr_log(L_DEBUG, "Subcommand: %s", command);
free(command);
struct cmd_handler *handler = find_handler(argv[0], handlers,
handlers_size);
if (!handler) {
char *input = argv[0] ? argv[0] : "(empty)";
return cmd_results_new(CMD_INVALID, input, "Unknown/invalid command");
}
// Strip quotes for first argument.
// TODO This part needs to be handled much better
if (argc > 1 && (*argv[1] == '\"' || *argv[1] == '\'')) {
strip_quotes(argv[1]);
}
if (handler->handle) {
return handler->handle(argc - 1, argv + 1);
}
return cmd_results_new(CMD_INVALID, argv[0],
"This command is shimmed, but unimplemented");
}
struct cmd_results *config_commands_command(char *exec) {
struct cmd_results *results = NULL;
int argc;
@ -474,7 +417,7 @@ struct cmd_results *config_commands_command(char *exec) {
goto cleanup;
}
struct cmd_handler *handler = find_handler(cmd, CMD_BLOCK_END);
struct cmd_handler *handler = find_handler(cmd, NULL, 0);
if (!handler && strcmp(cmd, "*") != 0) {
char *input = cmd ? cmd : "(empty)";
results = cmd_results_new(CMD_INVALID, input, "Unknown/invalid command");

View file

@ -1,3 +1,4 @@
#define _XOPEN_SOURCE 500
#include <string.h>
#include <strings.h>
#include <wlr/util/log.h>
@ -5,34 +6,89 @@
#include "sway/config.h"
#include "util.h"
// Must be in alphabetical order for bsearch
static struct cmd_handler bar_handlers[] = {
{ "activate_button", bar_cmd_activate_button },
{ "binding_mode_indicator", bar_cmd_binding_mode_indicator },
{ "bindsym", bar_cmd_bindsym },
{ "colors", bar_cmd_colors },
{ "context_button", bar_cmd_context_button },
{ "font", bar_cmd_font },
{ "height", bar_cmd_height },
{ "hidden_state", bar_cmd_hidden_state },
{ "icon_theme", bar_cmd_icon_theme },
{ "id", bar_cmd_id },
{ "mode", bar_cmd_mode },
{ "modifier", bar_cmd_modifier },
{ "output", bar_cmd_output },
{ "pango_markup", bar_cmd_pango_markup },
{ "position", bar_cmd_position },
{ "secondary_button", bar_cmd_secondary_button },
{ "separator_symbol", bar_cmd_separator_symbol },
{ "status_command", bar_cmd_status_command },
{ "strip_workspace_numbers", bar_cmd_strip_workspace_numbers },
{ "swaybar_command", bar_cmd_swaybar_command },
{ "tray_output", bar_cmd_tray_output },
{ "tray_padding", bar_cmd_tray_padding },
{ "workspace_buttons", bar_cmd_workspace_buttons },
{ "wrap_scroll", bar_cmd_wrap_scroll },
};
// Must be in alphabetical order for bsearch
static struct cmd_handler bar_config_handlers[] = {
{ "hidden_state", bar_cmd_hidden_state },
{ "mode", bar_cmd_mode }
};
struct cmd_results *cmd_bar(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "bar", EXPECTED_AT_LEAST, 1))) {
return error;
}
if (config->reading && strcmp("{", argv[0]) != 0) {
return cmd_results_new(CMD_INVALID, "bar",
"Expected '{' at start of bar config definition.");
}
if (!config->reading) {
if (!find_handler(argv[0], bar_config_handlers,
sizeof(bar_config_handlers))) {
return cmd_results_new(CMD_FAILURE, "bar",
"Can only be used in config file.");
}
return config_subcommand(argv, argc, bar_config_handlers,
sizeof(bar_config_handlers));
}
if (argc > 1) {
if (strcasecmp("mode", argv[0]) == 0) {
return bar_cmd_mode(argc-1, argv + 1);
struct bar_config *bar = NULL;
if (!find_handler(argv[0], bar_handlers, sizeof(bar_handlers))
&& find_handler(argv[1], bar_handlers, sizeof(bar_handlers))) {
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *item = config->bars->items[i];
if (strcmp(item->id, argv[0]) == 0) {
wlr_log(L_DEBUG, "Selecting bar: %s", argv[0]);
bar = item;
break;
}
}
if (!bar) {
wlr_log(L_DEBUG, "Creating bar: %s", argv[0]);
bar = default_bar_config();
if (!bar) {
return cmd_results_new(CMD_FAILURE, "bar",
"Unable to allocate bar state");
}
if (strcasecmp("hidden_state", argv[0]) == 0) {
return bar_cmd_hidden_state(argc-1, argv + 1);
bar->id = strdup(argv[0]);
}
config->current_bar = bar;
++argv; --argc;
}
return cmd_results_new(CMD_FAILURE, "bar", "Can only be used in config file.");
}
if (!config->current_bar) {
// Create new bar with default values
struct bar_config *bar = default_bar_config();
if (!bar) {
return cmd_results_new(CMD_FAILURE, "bar", "Unable to allocate bar state");
return cmd_results_new(CMD_FAILURE, "bar",
"Unable to allocate bar state");
}
// set bar id
@ -52,6 +108,8 @@ struct cmd_results *cmd_bar(int argc, char **argv) {
// Set current bar
config->current_bar = bar;
wlr_log(L_DEBUG, "Configuring bar %s", bar->id);
return cmd_results_new(CMD_BLOCK_BAR, NULL, NULL);
wlr_log(L_DEBUG, "Creating bar %s", bar->id);
}
return config_subcommand(argv, argc, bar_handlers, sizeof(bar_handlers));
}

View file

@ -1,6 +1,21 @@
#include <string.h>
#include "sway/commands.h"
// Must be in alphabetical order for bsearch
static struct cmd_handler bar_colors_handlers[] = {
{ "active_workspace", bar_colors_cmd_active_workspace },
{ "background", bar_colors_cmd_background },
{ "binding_mode", bar_colors_cmd_binding_mode },
{ "focused_background", bar_colors_cmd_focused_background },
{ "focused_separator", bar_colors_cmd_focused_separator },
{ "focused_statusline", bar_colors_cmd_focused_statusline },
{ "focused_workspace", bar_colors_cmd_focused_workspace },
{ "inactive_workspace", bar_colors_cmd_inactive_workspace },
{ "separator", bar_colors_cmd_separator },
{ "statusline", bar_colors_cmd_statusline },
{ "urgent_workspace", bar_colors_cmd_urgent_workspace },
};
static struct cmd_results *parse_single_color(char **color,
const char *cmd_name, int argc, char **argv) {
struct cmd_results *error = NULL;
@ -37,15 +52,8 @@ static struct cmd_results *parse_three_colors(char ***colors,
}
struct cmd_results *bar_cmd_colors(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "colors", EXPECTED_EQUAL_TO, 1))) {
return error;
}
if (strcmp("{", argv[0]) != 0) {
return cmd_results_new(CMD_INVALID, "colors",
"Expected '{' at the start of colors config definition.");
}
return cmd_results_new(CMD_BLOCK_BAR_COLORS, NULL, NULL);
return config_subcommand(argv, argc, bar_colors_handlers,
sizeof(bar_colors_handlers));
}
struct cmd_results *bar_colors_cmd_active_workspace(int argc, char **argv) {

View file

@ -11,6 +11,9 @@ struct cmd_results *bar_cmd_id(int argc, char **argv) {
const char *name = argv[0];
const char *oldname = config->current_bar->id;
if (strcmp(name, oldname) == 0) {
return cmd_results_new(CMD_SUCCESS, NULL, NULL); // NOP
}
// check if id is used by a previously defined bar
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *find = config->bars->items[i];

View file

@ -3,85 +3,50 @@
#include "sway/commands.h"
#include "sway/input/input-manager.h"
#include "log.h"
#include "stringop.h"
// must be in order for the bsearch
static struct cmd_handler input_handlers[] = {
{ "accel_profile", input_cmd_accel_profile },
{ "click_method", input_cmd_click_method },
{ "drag_lock", input_cmd_drag_lock },
{ "dwt", input_cmd_dwt },
{ "events", input_cmd_events },
{ "left_handed", input_cmd_left_handed },
{ "map_from_region", input_cmd_map_from_region },
{ "map_to_output", input_cmd_map_to_output },
{ "middle_emulation", input_cmd_middle_emulation },
{ "natural_scroll", input_cmd_natural_scroll },
{ "pointer_accel", input_cmd_pointer_accel },
{ "repeat_delay", input_cmd_repeat_delay },
{ "repeat_rate", input_cmd_repeat_rate },
{ "scroll_method", input_cmd_scroll_method },
{ "tap", input_cmd_tap },
{ "xkb_layout", input_cmd_xkb_layout },
{ "xkb_model", input_cmd_xkb_model },
{ "xkb_options", input_cmd_xkb_options },
{ "xkb_rules", input_cmd_xkb_rules },
{ "xkb_variant", input_cmd_xkb_variant },
};
struct cmd_results *cmd_input(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "input", EXPECTED_AT_LEAST, 2))) {
if ((error = checkarg(argc, "input", EXPECTED_AT_LEAST, 1))) {
return error;
}
if (config->reading && strcmp("{", argv[1]) == 0) {
free_input_config(config->handler_context.input_config);
config->handler_context.input_config = new_input_config(argv[0]);
if (!config->handler_context.input_config) {
return cmd_results_new(CMD_FAILURE, NULL, "Couldn't allocate config");
}
wlr_log(L_DEBUG, "entering input block: %s", argv[0]);
return cmd_results_new(CMD_BLOCK_INPUT, NULL, NULL);
}
if ((error = checkarg(argc, "input", EXPECTED_AT_LEAST, 3))) {
return error;
}
bool has_context = (config->handler_context.input_config != NULL);
if (!has_context) {
// caller did not give a context so create one just for this command
config->handler_context.input_config = new_input_config(argv[0]);
if (!config->handler_context.input_config) {
return cmd_results_new(CMD_FAILURE, NULL, "Couldn't allocate config");
}
}
int argc_new = argc-2;
char **argv_new = argv+2;
struct cmd_results *res = config_subcommand(argv + 1, argc - 1,
input_handlers, sizeof(input_handlers));
struct cmd_results *res;
if (strcasecmp("accel_profile", argv[1]) == 0) {
res = input_cmd_accel_profile(argc_new, argv_new);
} else if (strcasecmp("click_method", argv[1]) == 0) {
res = input_cmd_click_method(argc_new, argv_new);
} else if (strcasecmp("drag_lock", argv[1]) == 0) {
res = input_cmd_drag_lock(argc_new, argv_new);
} else if (strcasecmp("dwt", argv[1]) == 0) {
res = input_cmd_dwt(argc_new, argv_new);
} else if (strcasecmp("events", argv[1]) == 0) {
res = input_cmd_events(argc_new, argv_new);
} else if (strcasecmp("left_handed", argv[1]) == 0) {
res = input_cmd_left_handed(argc_new, argv_new);
} else if (strcasecmp("middle_emulation", argv[1]) == 0) {
res = input_cmd_middle_emulation(argc_new, argv_new);
} else if (strcasecmp("natural_scroll", argv[1]) == 0) {
res = input_cmd_natural_scroll(argc_new, argv_new);
} else if (strcasecmp("pointer_accel", argv[1]) == 0) {
res = input_cmd_pointer_accel(argc_new, argv_new);
} else if (strcasecmp("repeat_delay", argv[1]) == 0) {
res = input_cmd_repeat_delay(argc_new, argv_new);
} else if (strcasecmp("repeat_rate", argv[1]) == 0) {
res = input_cmd_repeat_rate(argc_new, argv_new);
} else if (strcasecmp("scroll_method", argv[1]) == 0) {
res = input_cmd_scroll_method(argc_new, argv_new);
} else if (strcasecmp("tap", argv[1]) == 0) {
res = input_cmd_tap(argc_new, argv_new);
} else if (strcasecmp("xkb_layout", argv[1]) == 0) {
res = input_cmd_xkb_layout(argc_new, argv_new);
} else if (strcasecmp("xkb_model", argv[1]) == 0) {
res = input_cmd_xkb_model(argc_new, argv_new);
} else if (strcasecmp("xkb_options", argv[1]) == 0) {
res = input_cmd_xkb_options(argc_new, argv_new);
} else if (strcasecmp("xkb_rules", argv[1]) == 0) {
res = input_cmd_xkb_rules(argc_new, argv_new);
} else if (strcasecmp("xkb_variant", argv[1]) == 0) {
res = input_cmd_xkb_variant(argc_new, argv_new);
} else {
res = cmd_results_new(CMD_INVALID, "input <device>", "Unknown command %s", argv[1]);
}
if (!has_context) {
// clean up the context we created earlier
free_input_config(config->handler_context.input_config);
config->handler_context.input_config = NULL;
}
return res;
}

View file

@ -7,6 +7,13 @@
#include "sway/ipc-server.h"
#include "list.h"
#include "log.h"
#include "stringop.h"
// Must be in order for the bsearch
static struct cmd_handler mode_handlers[] = {
{ "bindcode", cmd_bindcode },
{ "bindsym", cmd_bindsym }
};
struct cmd_results *cmd_mode(int argc, char **argv) {
struct cmd_results *error = NULL;
@ -14,12 +21,12 @@ struct cmd_results *cmd_mode(int argc, char **argv) {
return error;
}
const char *mode_name = argv[0];
bool new_mode = (argc == 2 && strcmp(argv[1], "{") == 0);
if (new_mode && !config->reading) {
if (argc > 1 && !config->reading) {
return cmd_results_new(CMD_FAILURE,
"mode", "Can only be used in config file.");
}
const char *mode_name = argv[0];
struct sway_mode *mode = NULL;
// Find mode
for (int i = 0; i < config->modes->length; ++i) {
@ -30,7 +37,7 @@ struct cmd_results *cmd_mode(int argc, char **argv) {
}
}
// Create mode if it doesn't exist
if (!mode && new_mode) {
if (!mode && argc > 1) {
mode = calloc(1, sizeof(struct sway_mode));
if (!mode) {
return cmd_results_new(CMD_FAILURE,
@ -46,14 +53,21 @@ struct cmd_results *cmd_mode(int argc, char **argv) {
"mode", "Unknown mode `%s'", mode_name);
return error;
}
if ((config->reading && new_mode) || (!config->reading && !new_mode)) {
if ((config->reading && argc > 1) || (!config->reading && argc == 1)) {
wlr_log(L_DEBUG, "Switching to mode `%s'",mode->name);
}
// Set current mode
config->current_mode = mode;
if (!new_mode) {
if (argc == 1) {
// trigger IPC mode event
ipc_event_mode(config->current_mode->name);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}
return cmd_results_new(new_mode ? CMD_BLOCK_MODE : CMD_SUCCESS, NULL, NULL);
// Create binding
struct cmd_results *result = config_subcommand(argv + 1, argc - 1,
mode_handlers, sizeof(mode_handlers));
config->current_mode = config->modes->items[0];
return result;
}

View file

@ -3,59 +3,32 @@
#include "sway/commands.h"
#include "sway/input/input-manager.h"
#include "log.h"
#include "stringop.h"
// must be in order for the bsearch
static struct cmd_handler seat_handlers[] = {
{ "attach", seat_cmd_attach },
{ "cursor", seat_cmd_cursor },
{ "fallback", seat_cmd_fallback },
};
struct cmd_results *cmd_seat(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "seat", EXPECTED_AT_LEAST, 2))) {
if ((error = checkarg(argc, "seat", EXPECTED_AT_LEAST, 1))) {
return error;
}
if (config->reading && strcmp("{", argv[1]) == 0) {
free_seat_config(config->handler_context.seat_config);
config->handler_context.seat_config = new_seat_config(argv[0]);
if (!config->handler_context.seat_config) {
return cmd_results_new(CMD_FAILURE, NULL,
"Couldn't allocate config");
}
wlr_log(L_DEBUG, "entering seat block: %s", argv[0]);
return cmd_results_new(CMD_BLOCK_SEAT, NULL, NULL);
}
if ((error = checkarg(argc, "seat", EXPECTED_AT_LEAST, 3))) {
return error;
}
struct cmd_results *res = config_subcommand(argv + 1, argc - 1,
seat_handlers, sizeof(seat_handlers));
bool has_context = (config->handler_context.seat_config != NULL);
if (!has_context) {
config->handler_context.seat_config = new_seat_config(argv[0]);
if (!config->handler_context.seat_config) {
return cmd_results_new(CMD_FAILURE, NULL,
"Couldn't allocate config");
}
}
int argc_new = argc-2;
char **argv_new = argv+2;
struct cmd_results *res;
if (strcasecmp("attach", argv[1]) == 0) {
res = seat_cmd_attach(argc_new, argv_new);
} else if (strcasecmp("cursor", argv[1]) == 0) {
res = seat_cmd_cursor(argc_new, argv_new);
} else if (strcasecmp("fallback", argv[1]) == 0) {
res = seat_cmd_fallback(argc_new, argv_new);
} else {
res =
cmd_results_new(CMD_INVALID,
"seat <name>", "Unknown command %s",
argv[1]);
}
if (!has_context) {
// clean up the context we created earlier
free_seat_config(config->handler_context.seat_config);
config->handler_context.seat_config = NULL;
}
return res;
}

View file

@ -59,12 +59,12 @@ static void free_mode(struct sway_mode *mode) {
}
void free_config(struct sway_config *config) {
config_clear_handler_context(config);
if (!config) {
return;
}
memset(&config->handler_context, 0, sizeof(config->handler_context));
// TODO: handle all currently unhandled lists as we add implementations
if (config->symbols) {
for (int i = 0; i < config->symbols->length; ++i) {
@ -107,7 +107,6 @@ void free_config(struct sway_config *config) {
list_free(config->command_policies);
list_free(config->feature_policies);
list_free(config->ipc_policies);
free(config->current_bar);
free(config->floating_scroll_up_cmd);
free(config->floating_scroll_down_cmd);
free(config->floating_scroll_left_cmd);
@ -514,37 +513,87 @@ bool load_include_configs(const char *path, struct sway_config *config) {
return true;
}
void config_clear_handler_context(struct sway_config *config) {
free_input_config(config->handler_context.input_config);
free_seat_config(config->handler_context.seat_config);
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 {
wlr_log(L_DEBUG, "Peeking line %d", line_number + lines + 1);
free(peeked);
peeked = peek_line(file, lines, &position);
if (peeked) {
peeked = strip_whitespace(peeked);
}
wlr_log(L_DEBUG, "Peeked line: `%s`", peeked);
lines++;
} while (peeked && strlen(peeked) == 0);
memset(&config->handler_context, 0, sizeof(config->handler_context));
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(L_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) {
bool success = true;
enum cmd_status block = CMD_BLOCK_END;
int line_number = 0;
char *line;
list_t *stack = create_list();
while (!feof(file)) {
char *block = stack->length ? stack->items[0] : NULL;
line = read_line(file);
if (!line) {
continue;
}
line_number++;
wlr_log(L_DEBUG, "Read line %d: %s", line_number, line);
line = strip_whitespace(line);
if (line[0] == '#') {
free(line);
continue;
}
struct cmd_results *res;
if (block == CMD_BLOCK_COMMANDS) {
// Special case
res = config_commands_command(line);
} else {
res = config_command(line, block);
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(L_DEBUG, "Detected open brace on line %d", line_number);
}
char *expanded = expand_line(block, line, brace_detected > 0);
if (!expanded) {
return false;
}
wlr_log(L_DEBUG, "Expanded line: %s", expanded);
struct cmd_results *res;
if (block && strcmp(block, "<commands>") == 0) {
// Special case
res = config_commands_command(expanded);
} else {
res = config_command(expanded);
}
free(expanded);
switch(res->status) {
case CMD_FAILURE:
case CMD_INVALID:
@ -558,126 +607,41 @@ bool read_config(FILE *file, struct sway_config *config) {
list_add(config->cmd_queue, strdup(line));
break;
case CMD_BLOCK_MODE:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_MODE;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_INPUT:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_INPUT;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_SEAT:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_SEAT;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_BAR:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_BAR;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_BAR_COLORS:
if (block == CMD_BLOCK_BAR) {
block = CMD_BLOCK_BAR_COLORS;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_COMMANDS:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_COMMANDS;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
wlr_log(L_DEBUG, "Entering commands block");
list_insert(stack, 0, "<commands>");
break;
case CMD_BLOCK_IPC:
if (block == CMD_BLOCK_END) {
block = CMD_BLOCK_IPC;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_IPC_EVENTS:
if (block == CMD_BLOCK_IPC) {
block = CMD_BLOCK_IPC_EVENTS;
} else {
wlr_log(L_ERROR, "Invalid block '%s'", line);
}
break;
case CMD_BLOCK_END:
switch(block) {
case CMD_BLOCK_MODE:
wlr_log(L_DEBUG, "End of mode block");
config->current_mode = config->modes->items[0];
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_INPUT:
wlr_log(L_DEBUG, "End of input block");
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_SEAT:
wlr_log(L_DEBUG, "End of seat block");
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_BAR:
wlr_log(L_DEBUG, "End of bar block");
case CMD_BLOCK:
wlr_log(L_DEBUG, "Entering block '%s'", res->input);
list_insert(stack, 0, strdup(res->input));
if (strcmp(res->input, "bar") == 0) {
config->current_bar = NULL;
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_BAR_COLORS:
wlr_log(L_DEBUG, "End of bar colors block");
block = CMD_BLOCK_BAR;
break;
case CMD_BLOCK_COMMANDS:
wlr_log(L_DEBUG, "End of commands block");
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_IPC:
wlr_log(L_DEBUG, "End of IPC block");
block = CMD_BLOCK_END;
break;
case CMD_BLOCK_IPC_EVENTS:
wlr_log(L_DEBUG, "End of IPC events block");
block = CMD_BLOCK_IPC;
}
break;
case CMD_BLOCK_END:
wlr_log(L_ERROR, "Unmatched }");
if (!block) {
wlr_log(L_DEBUG, "Unmatched '}' on line %i", line_number);
success = false;
break;
default:;
}
config_clear_handler_context(config);
wlr_log(L_DEBUG, "Exiting block '%s'", block);
list_del(stack, 0);
free(block);
if (strcmp(block, "bar") == 0) {
config->current_bar = NULL;
}
memset(&config->handler_context, 0,
sizeof(config->handler_context));
default:;
}
free(line);
free_cmd_results(res);
}
list_foreach(stack, free);
list_free(stack);
return success;
}

View file

@ -98,7 +98,6 @@ static void keyboard_execute_command(struct sway_keyboard *keyboard,
struct sway_binding *binding) {
wlr_log(L_DEBUG, "running command for binding: %s",
binding->command);
config_clear_handler_context(config);
config->handler_context.seat = keyboard->seat_device->sway_seat;
struct cmd_results *results = execute_command(binding->command, NULL);
if (results->status != CMD_SUCCESS) {

View file

@ -469,7 +469,6 @@ void ipc_client_handle_command(struct ipc_client *client) {
switch (client->current_command) {
case IPC_COMMAND:
{
config_clear_handler_context(config);
struct cmd_results *results = execute_command(buf, NULL);
const char *json = cmd_results_to_json(results);
char reply[256];