diff options
-rw-r--r-- | include/sway/commands.h | 185 | ||||
-rw-r--r-- | sway/CMakeLists.txt | 3 | ||||
-rw-r--r-- | sway/commands.c | 247 | ||||
-rw-r--r-- | sway/commands/exit.c | 19 |
4 files changed, 454 insertions, 0 deletions
diff --git a/include/sway/commands.h b/include/sway/commands.h new file mode 100644 index 00000000..df5c6859 --- /dev/null +++ b/include/sway/commands.h | |||
@@ -0,0 +1,185 @@ | |||
1 | #ifndef _SWAY_COMMANDS_H | ||
2 | #define _SWAY_COMMANDS_H | ||
3 | |||
4 | /** | ||
5 | * Indicates the result of a command's execution. | ||
6 | */ | ||
7 | enum cmd_status { | ||
8 | CMD_SUCCESS, /**< The command was successful */ | ||
9 | CMD_FAILURE, /**< The command resulted in an error */ | ||
10 | CMD_INVALID, /**< Unknown command or parser error */ | ||
11 | CMD_DEFER, /**< Command execution deferred */ | ||
12 | // Config Blocks | ||
13 | CMD_BLOCK_END, | ||
14 | CMD_BLOCK_MODE, | ||
15 | CMD_BLOCK_BAR, | ||
16 | CMD_BLOCK_BAR_COLORS, | ||
17 | CMD_BLOCK_INPUT, | ||
18 | CMD_BLOCK_COMMANDS, | ||
19 | CMD_BLOCK_IPC, | ||
20 | CMD_BLOCK_IPC_EVENTS, | ||
21 | }; | ||
22 | |||
23 | /** | ||
24 | * Stores the result of executing a command. | ||
25 | */ | ||
26 | struct cmd_results { | ||
27 | enum cmd_status status; | ||
28 | char *input; | ||
29 | /** | ||
30 | * Human friendly error message, or NULL on success | ||
31 | */ | ||
32 | char *error; | ||
33 | }; | ||
34 | |||
35 | enum expected_args { | ||
36 | EXPECTED_MORE_THAN, | ||
37 | EXPECTED_AT_LEAST, | ||
38 | EXPECTED_LESS_THAN, | ||
39 | EXPECTED_EQUAL_TO | ||
40 | }; | ||
41 | |||
42 | struct cmd_results *checkarg(int argc, const char *name, | ||
43 | enum expected_args type, int val); | ||
44 | |||
45 | /** | ||
46 | * Parse and handles a command. | ||
47 | */ | ||
48 | struct cmd_results *handle_command(char *command); | ||
49 | /** | ||
50 | * Allocates a cmd_results object. | ||
51 | */ | ||
52 | struct cmd_results *cmd_results_new(enum cmd_status status, const char* input, const char *error, ...); | ||
53 | /** | ||
54 | * Frees a cmd_results object. | ||
55 | */ | ||
56 | void free_cmd_results(struct cmd_results *results); | ||
57 | /** | ||
58 | * Serializes cmd_results to a JSON string. | ||
59 | * | ||
60 | * Free the JSON string later on. | ||
61 | */ | ||
62 | const char *cmd_results_to_json(struct cmd_results *results); | ||
63 | |||
64 | typedef struct cmd_results *sway_cmd(int argc, char **argv); | ||
65 | |||
66 | sway_cmd cmd_assign; | ||
67 | sway_cmd cmd_bar; | ||
68 | sway_cmd cmd_bindcode; | ||
69 | sway_cmd cmd_bindsym; | ||
70 | sway_cmd cmd_border; | ||
71 | sway_cmd cmd_client_focused; | ||
72 | sway_cmd cmd_client_focused_inactive; | ||
73 | sway_cmd cmd_client_unfocused; | ||
74 | sway_cmd cmd_client_urgent; | ||
75 | sway_cmd cmd_client_placeholder; | ||
76 | sway_cmd cmd_client_background; | ||
77 | sway_cmd cmd_clipboard; | ||
78 | sway_cmd cmd_commands; | ||
79 | sway_cmd cmd_debuglog; | ||
80 | sway_cmd cmd_default_border; | ||
81 | sway_cmd cmd_default_floating_border; | ||
82 | sway_cmd cmd_exec; | ||
83 | sway_cmd cmd_exec_always; | ||
84 | sway_cmd cmd_exit; | ||
85 | sway_cmd cmd_floating; | ||
86 | sway_cmd cmd_floating_maximum_size; | ||
87 | sway_cmd cmd_floating_minimum_size; | ||
88 | sway_cmd cmd_floating_mod; | ||
89 | sway_cmd cmd_floating_scroll; | ||
90 | sway_cmd cmd_focus; | ||
91 | sway_cmd cmd_focus_follows_mouse; | ||
92 | sway_cmd cmd_font; | ||
93 | sway_cmd cmd_for_window; | ||
94 | sway_cmd cmd_force_focus_wrapping; | ||
95 | sway_cmd cmd_fullscreen; | ||
96 | sway_cmd cmd_gaps; | ||
97 | sway_cmd cmd_hide_edge_borders; | ||
98 | sway_cmd cmd_include; | ||
99 | sway_cmd cmd_input; | ||
100 | sway_cmd cmd_ipc; | ||
101 | sway_cmd cmd_kill; | ||
102 | sway_cmd cmd_layout; | ||
103 | sway_cmd cmd_log_colors; | ||
104 | sway_cmd cmd_mark; | ||
105 | sway_cmd cmd_mode; | ||
106 | sway_cmd cmd_mouse_warping; | ||
107 | sway_cmd cmd_move; | ||
108 | sway_cmd cmd_new_float; | ||
109 | sway_cmd cmd_new_window; | ||
110 | sway_cmd cmd_no_focus; | ||
111 | sway_cmd cmd_orientation; | ||
112 | sway_cmd cmd_output; | ||
113 | sway_cmd cmd_permit; | ||
114 | sway_cmd cmd_reject; | ||
115 | sway_cmd cmd_reload; | ||
116 | sway_cmd cmd_resize; | ||
117 | sway_cmd cmd_scratchpad; | ||
118 | sway_cmd cmd_seamless_mouse; | ||
119 | sway_cmd cmd_set; | ||
120 | sway_cmd cmd_show_marks; | ||
121 | sway_cmd cmd_smart_gaps; | ||
122 | sway_cmd cmd_split; | ||
123 | sway_cmd cmd_splith; | ||
124 | sway_cmd cmd_splitt; | ||
125 | sway_cmd cmd_splitv; | ||
126 | sway_cmd cmd_sticky; | ||
127 | sway_cmd cmd_unmark; | ||
128 | sway_cmd cmd_workspace; | ||
129 | sway_cmd cmd_ws_auto_back_and_forth; | ||
130 | sway_cmd cmd_workspace_layout; | ||
131 | |||
132 | sway_cmd bar_cmd_activate_button; | ||
133 | sway_cmd bar_cmd_binding_mode_indicator; | ||
134 | sway_cmd bar_cmd_bindsym; | ||
135 | sway_cmd bar_cmd_colors; | ||
136 | sway_cmd bar_cmd_context_button; | ||
137 | sway_cmd bar_cmd_font; | ||
138 | sway_cmd bar_cmd_mode; | ||
139 | sway_cmd bar_cmd_modifier; | ||
140 | sway_cmd bar_cmd_output; | ||
141 | sway_cmd bar_cmd_height; | ||
142 | sway_cmd bar_cmd_hidden_state; | ||
143 | sway_cmd bar_cmd_icon_theme; | ||
144 | sway_cmd bar_cmd_id; | ||
145 | sway_cmd bar_cmd_position; | ||
146 | sway_cmd bar_cmd_secondary_button; | ||
147 | sway_cmd bar_cmd_separator_symbol; | ||
148 | sway_cmd bar_cmd_status_command; | ||
149 | sway_cmd bar_cmd_pango_markup; | ||
150 | sway_cmd bar_cmd_strip_workspace_numbers; | ||
151 | sway_cmd bar_cmd_swaybar_command; | ||
152 | sway_cmd bar_cmd_tray_output; | ||
153 | sway_cmd bar_cmd_tray_padding; | ||
154 | sway_cmd bar_cmd_wrap_scroll; | ||
155 | sway_cmd bar_cmd_workspace_buttons; | ||
156 | |||
157 | sway_cmd bar_colors_cmd_active_workspace; | ||
158 | sway_cmd bar_colors_cmd_background; | ||
159 | sway_cmd bar_colors_cmd_focused_background; | ||
160 | sway_cmd bar_colors_cmd_binding_mode; | ||
161 | sway_cmd bar_colors_cmd_focused_workspace; | ||
162 | sway_cmd bar_colors_cmd_inactive_workspace; | ||
163 | sway_cmd bar_colors_cmd_separator; | ||
164 | sway_cmd bar_colors_cmd_focused_separator; | ||
165 | sway_cmd bar_colors_cmd_statusline; | ||
166 | sway_cmd bar_colors_cmd_focused_statusline; | ||
167 | sway_cmd bar_colors_cmd_urgent_workspace; | ||
168 | |||
169 | sway_cmd input_cmd_accel_profile; | ||
170 | sway_cmd input_cmd_click_method; | ||
171 | sway_cmd input_cmd_drag_lock; | ||
172 | sway_cmd input_cmd_dwt; | ||
173 | sway_cmd input_cmd_events; | ||
174 | sway_cmd input_cmd_left_handed; | ||
175 | sway_cmd input_cmd_middle_emulation; | ||
176 | sway_cmd input_cmd_natural_scroll; | ||
177 | sway_cmd input_cmd_pointer_accel; | ||
178 | sway_cmd input_cmd_scroll_method; | ||
179 | sway_cmd input_cmd_tap; | ||
180 | |||
181 | sway_cmd cmd_ipc_cmd; | ||
182 | sway_cmd cmd_ipc_events; | ||
183 | sway_cmd cmd_ipc_event_cmd; | ||
184 | |||
185 | #endif | ||
diff --git a/sway/CMakeLists.txt b/sway/CMakeLists.txt index 6d520e76..b85d619f 100644 --- a/sway/CMakeLists.txt +++ b/sway/CMakeLists.txt | |||
@@ -14,6 +14,9 @@ add_executable(sway | |||
14 | desktop/output.c | 14 | desktop/output.c |
15 | desktop/xdg_shell_v6.c | 15 | desktop/xdg_shell_v6.c |
16 | 16 | ||
17 | commands.c | ||
18 | commands/exit.c | ||
19 | |||
17 | tree/container.c | 20 | tree/container.c |
18 | tree/layout.c | 21 | tree/layout.c |
19 | tree/workspace.c | 22 | tree/workspace.c |
diff --git a/sway/commands.c b/sway/commands.c new file mode 100644 index 00000000..f8c2fd99 --- /dev/null +++ b/sway/commands.c | |||
@@ -0,0 +1,247 @@ | |||
1 | #define _XOPEN_SOURCE 500 | ||
2 | #include <ctype.h> | ||
3 | #include <stdarg.h> | ||
4 | #include <stdlib.h> | ||
5 | #include <string.h> | ||
6 | #include <strings.h> | ||
7 | #include <stdio.h> | ||
8 | #include <json-c/json.h> | ||
9 | #include "sway/commands.h" | ||
10 | #include "stringop.h" | ||
11 | #include "log.h" | ||
12 | |||
13 | struct cmd_handler { | ||
14 | char *command; | ||
15 | sway_cmd *handle; | ||
16 | }; | ||
17 | |||
18 | // Returns error object, or NULL if check succeeds. | ||
19 | struct cmd_results *checkarg(int argc, const char *name, enum expected_args type, int val) { | ||
20 | struct cmd_results *error = NULL; | ||
21 | switch (type) { | ||
22 | case EXPECTED_MORE_THAN: | ||
23 | if (argc > val) { | ||
24 | return NULL; | ||
25 | } | ||
26 | error = cmd_results_new(CMD_INVALID, name, "Invalid %s command " | ||
27 | "(expected more than %d argument%s, got %d)", | ||
28 | name, val, (char*[2]){"s", ""}[argc==1], argc); | ||
29 | break; | ||
30 | case EXPECTED_AT_LEAST: | ||
31 | if (argc >= val) { | ||
32 | return NULL; | ||
33 | } | ||
34 | error = cmd_results_new(CMD_INVALID, name, "Invalid %s command " | ||
35 | "(expected at least %d argument%s, got %d)", | ||
36 | name, val, (char*[2]){"s", ""}[argc==1], argc); | ||
37 | break; | ||
38 | case EXPECTED_LESS_THAN: | ||
39 | if (argc < val) { | ||
40 | return NULL; | ||
41 | }; | ||
42 | error = cmd_results_new(CMD_INVALID, name, "Invalid %s command " | ||
43 | "(expected less than %d argument%s, got %d)", | ||
44 | name, val, (char*[2]){"s", ""}[argc==1], argc); | ||
45 | break; | ||
46 | case EXPECTED_EQUAL_TO: | ||
47 | if (argc == val) { | ||
48 | return NULL; | ||
49 | }; | ||
50 | error = cmd_results_new(CMD_INVALID, name, "Invalid %s command " | ||
51 | "(expected %d arguments, got %d)", name, val, argc); | ||
52 | break; | ||
53 | } | ||
54 | return error; | ||
55 | } | ||
56 | |||
57 | /** | ||
58 | * Check and add color to buffer. | ||
59 | * | ||
60 | * return error object, or NULL if color is valid. | ||
61 | */ | ||
62 | struct cmd_results *add_color(const char *name, char *buffer, const char *color) { | ||
63 | int len = strlen(color); | ||
64 | if (len != 7 && len != 9) { | ||
65 | return cmd_results_new(CMD_INVALID, name, "Invalid color definition %s", color); | ||
66 | } | ||
67 | |||
68 | if (color[0] != '#') { | ||
69 | return cmd_results_new(CMD_INVALID, name, "Invalid color definition %s", color); | ||
70 | } | ||
71 | |||
72 | int i; | ||
73 | for (i = 1; i < len; ++i) { | ||
74 | if (!isxdigit(color[i])) { | ||
75 | return cmd_results_new(CMD_INVALID, name, "Invalid color definition %s", color); | ||
76 | } | ||
77 | } | ||
78 | |||
79 | // copy color to buffer | ||
80 | strncpy(buffer, color, len); | ||
81 | // add default alpha channel if color was defined without it | ||
82 | if (len == 7) { | ||
83 | buffer[7] = 'f'; | ||
84 | buffer[8] = 'f'; | ||
85 | } | ||
86 | buffer[9] = '\0'; | ||
87 | |||
88 | return NULL; | ||
89 | } | ||
90 | |||
91 | /* Keep alphabetized */ | ||
92 | static struct cmd_handler handlers[] = { | ||
93 | { "exit", cmd_exit }, | ||
94 | }; | ||
95 | |||
96 | static int handler_compare(const void *_a, const void *_b) { | ||
97 | const struct cmd_handler *a = _a; | ||
98 | const struct cmd_handler *b = _b; | ||
99 | return strcasecmp(a->command, b->command); | ||
100 | } | ||
101 | |||
102 | static struct cmd_handler *find_handler(char *line, enum cmd_status block) { | ||
103 | struct cmd_handler d = { .command=line }; | ||
104 | struct cmd_handler *res = NULL; | ||
105 | sway_log(L_DEBUG, "find_handler(%s) %d", line, block == CMD_BLOCK_INPUT); | ||
106 | /* TODO | ||
107 | if (block == CMD_BLOCK_BAR) { | ||
108 | res = bsearch(&d, bar_handlers, | ||
109 | sizeof(bar_handlers) / sizeof(struct cmd_handler), | ||
110 | sizeof(struct cmd_handler), handler_compare); | ||
111 | } else if (block == CMD_BLOCK_BAR_COLORS){ | ||
112 | res = bsearch(&d, bar_colors_handlers, | ||
113 | sizeof(bar_colors_handlers) / sizeof(struct cmd_handler), | ||
114 | sizeof(struct cmd_handler), handler_compare); | ||
115 | } else if (block == CMD_BLOCK_INPUT) { | ||
116 | res = bsearch(&d, input_handlers, | ||
117 | sizeof(input_handlers) / sizeof(struct cmd_handler), | ||
118 | sizeof(struct cmd_handler), handler_compare); | ||
119 | } else if (block == CMD_BLOCK_IPC) { | ||
120 | res = bsearch(&d, ipc_handlers, | ||
121 | sizeof(ipc_handlers) / sizeof(struct cmd_handler), | ||
122 | sizeof(struct cmd_handler), handler_compare); | ||
123 | } else if (block == CMD_BLOCK_IPC_EVENTS) { | ||
124 | res = bsearch(&d, ipc_event_handlers, | ||
125 | sizeof(ipc_event_handlers) / sizeof(struct cmd_handler), | ||
126 | sizeof(struct cmd_handler), handler_compare); | ||
127 | } else { | ||
128 | */ | ||
129 | res = bsearch(&d, handlers, | ||
130 | sizeof(handlers) / sizeof(struct cmd_handler), | ||
131 | sizeof(struct cmd_handler), handler_compare); | ||
132 | //} | ||
133 | return res; | ||
134 | } | ||
135 | |||
136 | struct cmd_results *handle_command(char *_exec) { | ||
137 | // Even though this function will process multiple commands we will only | ||
138 | // return the last error, if any (for now). (Since we have access to an | ||
139 | // error string we could e.g. concatonate all errors there.) | ||
140 | struct cmd_results *results = NULL; | ||
141 | char *exec = strdup(_exec); | ||
142 | char *head = exec; | ||
143 | char *cmdlist; | ||
144 | char *cmd; | ||
145 | |||
146 | head = exec; | ||
147 | do { | ||
148 | // Split command list | ||
149 | cmdlist = argsep(&head, ";"); | ||
150 | cmdlist += strspn(cmdlist, whitespace); | ||
151 | do { | ||
152 | // Split commands | ||
153 | cmd = argsep(&cmdlist, ","); | ||
154 | cmd += strspn(cmd, whitespace); | ||
155 | if (strcmp(cmd, "") == 0) { | ||
156 | sway_log(L_INFO, "Ignoring empty command."); | ||
157 | continue; | ||
158 | } | ||
159 | sway_log(L_INFO, "Handling command '%s'", cmd); | ||
160 | //TODO better handling of argv | ||
161 | int argc; | ||
162 | char **argv = split_args(cmd, &argc); | ||
163 | if (strcmp(argv[0], "exec") != 0) { | ||
164 | int i; | ||
165 | for (i = 1; i < argc; ++i) { | ||
166 | if (*argv[i] == '\"' || *argv[i] == '\'') { | ||
167 | strip_quotes(argv[i]); | ||
168 | } | ||
169 | } | ||
170 | } | ||
171 | struct cmd_handler *handler = find_handler(argv[0], CMD_BLOCK_END); | ||
172 | if (!handler) { | ||
173 | if (results) { | ||
174 | free_cmd_results(results); | ||
175 | } | ||
176 | results = cmd_results_new(CMD_INVALID, cmd, "Unknown/invalid command"); | ||
177 | free_argv(argc, argv); | ||
178 | goto cleanup; | ||
179 | } | ||
180 | free_argv(argc, argv); | ||
181 | } while(cmdlist); | ||
182 | } while(head); | ||
183 | cleanup: | ||
184 | free(exec); | ||
185 | if (!results) { | ||
186 | results = cmd_results_new(CMD_SUCCESS, NULL, NULL); | ||
187 | } | ||
188 | return results; | ||
189 | } | ||
190 | |||
191 | struct cmd_results *cmd_results_new(enum cmd_status status, | ||
192 | const char *input, const char *format, ...) { | ||
193 | struct cmd_results *results = malloc(sizeof(struct cmd_results)); | ||
194 | if (!results) { | ||
195 | sway_log(L_ERROR, "Unable to allocate command results"); | ||
196 | return NULL; | ||
197 | } | ||
198 | results->status = status; | ||
199 | if (input) { | ||
200 | results->input = strdup(input); // input is the command name | ||
201 | } else { | ||
202 | results->input = NULL; | ||
203 | } | ||
204 | if (format) { | ||
205 | char *error = malloc(256); | ||
206 | va_list args; | ||
207 | va_start(args, format); | ||
208 | if (error) { | ||
209 | vsnprintf(error, 256, format, args); | ||
210 | } | ||
211 | va_end(args); | ||
212 | results->error = error; | ||
213 | } else { | ||
214 | results->error = NULL; | ||
215 | } | ||
216 | return results; | ||
217 | } | ||
218 | |||
219 | void free_cmd_results(struct cmd_results *results) { | ||
220 | if (results->input) { | ||
221 | free(results->input); | ||
222 | } | ||
223 | if (results->error) { | ||
224 | free(results->error); | ||
225 | } | ||
226 | free(results); | ||
227 | } | ||
228 | |||
229 | const char *cmd_results_to_json(struct cmd_results *results) { | ||
230 | json_object *result_array = json_object_new_array(); | ||
231 | json_object *root = json_object_new_object(); | ||
232 | json_object_object_add(root, "success", | ||
233 | json_object_new_boolean(results->status == CMD_SUCCESS)); | ||
234 | if (results->input) { | ||
235 | json_object_object_add( | ||
236 | root, "input", json_object_new_string(results->input)); | ||
237 | } | ||
238 | if (results->error) { | ||
239 | json_object_object_add( | ||
240 | root, "error", json_object_new_string(results->error)); | ||
241 | } | ||
242 | json_object_array_add(result_array, root); | ||
243 | const char *json = json_object_to_json_string(result_array); | ||
244 | free(result_array); | ||
245 | free(root); | ||
246 | return json; | ||
247 | } | ||
diff --git a/sway/commands/exit.c b/sway/commands/exit.c new file mode 100644 index 00000000..d294e344 --- /dev/null +++ b/sway/commands/exit.c | |||
@@ -0,0 +1,19 @@ | |||
1 | #include <stddef.h> | ||
2 | #include "sway/commands.h" | ||
3 | |||
4 | void sway_terminate(int exit_code); | ||
5 | |||
6 | struct cmd_results *cmd_exit(int argc, char **argv) { | ||
7 | struct cmd_results *error = NULL; | ||
8 | /* TODO | ||
9 | if (config->reading) { | ||
10 | return cmd_results_new(CMD_FAILURE, "exit", "Can't be used in config file."); | ||
11 | } | ||
12 | */ | ||
13 | if ((error = checkarg(argc, "exit", EXPECTED_EQUAL_TO, 0))) { | ||
14 | return error; | ||
15 | } | ||
16 | sway_terminate(0); | ||
17 | return cmd_results_new(CMD_SUCCESS, NULL, NULL); | ||
18 | } | ||
19 | |||