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koekeishiya#1619 implement launchd integration
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| #ifndef SERVICE_H | ||
| #define SERVICE_H | ||
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| #define _NAME_YABAI_PLIST "com.koekeishiya.yabai" | ||
| #define _PATH_YABAI_PLIST "/Users/%s/Library/LaunchAgents/"_NAME_YABAI_PLIST".plist" | ||
| #define _PATH_LAUNCHCTL "/bin/launchctl" | ||
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| #define _YABAI_PLIST \ | ||
| "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" \ | ||
| "<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n" \ | ||
| "<plist version=\"1.0\">\n" \ | ||
| "<dict>\n" \ | ||
| " <key>Label</key>\n" \ | ||
| " <string>"_NAME_YABAI_PLIST"</string>\n" \ | ||
| " <key>ProgramArguments</key>\n" \ | ||
| " <array>\n" \ | ||
| " <string>%s</string>\n" \ | ||
| " </array>\n" \ | ||
| " <key>EnvironmentVariables</key>\n" \ | ||
| " <dict>\n" \ | ||
| " <key>PATH</key>\n" \ | ||
| " <string>%s</string>\n" \ | ||
| " </dict>\n" \ | ||
| " <key>RunAtLoad</key>\n" \ | ||
| " <true/>\n" \ | ||
| " <key>KeepAlive</key>\n" \ | ||
| " <true/>\n" \ | ||
| " <key>StandardOutPath</key>\n" \ | ||
| " <string>/tmp/yabai.out.log</string>\n" \ | ||
| " <key>StandardErrorPath</key>\n" \ | ||
| " <string>/tmp/yabai.err.log</string>\n" \ | ||
| " <key>ThrottleInterval</key>\n" \ | ||
| " <integer>30</integer>\n" \ | ||
| " <key>ProcessType</key>\n" \ | ||
| " <string>Interactive</string>\n" \ | ||
| " <key>Nice</key>\n" \ | ||
| " <integer>-20</integer>\n" \ | ||
| "</dict>\n" \ | ||
| "</plist>" | ||
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| static int safe_exec(char *const argv[]) | ||
| { | ||
| pid_t pid; | ||
| int status = posix_spawn(&pid, argv[0], NULL, NULL, argv, NULL); | ||
| if (status) return 1; | ||
|
|
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| while ((waitpid(pid, &status, 0) == -1) && (errno == EINTR)) { | ||
| usleep(1000); | ||
| } | ||
|
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| if (WIFSIGNALED(status)) { | ||
| return 1; | ||
| } else if (WIFSTOPPED(status)) { | ||
| return 1; | ||
| } else { | ||
| return WEXITSTATUS(status); | ||
| } | ||
| } | ||
|
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| static void populate_plist_path(char *yabai_plist_path, int size) | ||
| { | ||
| char *user = getenv("USER"); | ||
| if (!user) { | ||
| error("yabai: 'env USER' not set! abort..\n"); | ||
| } | ||
|
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| snprintf(yabai_plist_path, size, _PATH_YABAI_PLIST, user); | ||
| } | ||
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| static void populate_plist(char *yabai_plist, int size) | ||
| { | ||
| char *path_env = getenv("PATH"); | ||
| if (!path_env) { | ||
| error("yabai: 'env PATH' not set! abort..\n"); | ||
| } | ||
|
|
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| char exe_path[4096]; | ||
| unsigned int exe_path_size = sizeof(exe_path); | ||
| if (_NSGetExecutablePath(exe_path, &exe_path_size) < 0) { | ||
| error("yabai: unable to retrieve path of executable! abort..\n"); | ||
| } | ||
|
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| snprintf(yabai_plist, size, _YABAI_PLIST, exe_path, path_env); | ||
| } | ||
|
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| static int service_install(void) | ||
| { | ||
| char yabai_plist_path[MAXLEN]; | ||
| populate_plist_path(yabai_plist_path, sizeof(yabai_plist_path)); | ||
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| if (file_exists(yabai_plist_path)) { | ||
| error("yabai: service file '%s' is already installed! abort..\n", yabai_plist_path); | ||
| } | ||
|
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| char yabai_plist[4096]; | ||
| populate_plist(yabai_plist, sizeof(yabai_plist)); | ||
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| FILE *handle = fopen(yabai_plist_path, "w"); | ||
| if (!handle) return 1; | ||
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| size_t bytes = fwrite(yabai_plist, strlen(yabai_plist), 1, handle); | ||
| int result = bytes == 1 ? 0 : 1; | ||
| fclose(handle); | ||
|
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| return result; | ||
| } | ||
|
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| static int service_uninstall(void) | ||
| { | ||
| char yabai_plist_path[MAXLEN]; | ||
| populate_plist_path(yabai_plist_path, sizeof(yabai_plist_path)); | ||
|
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| if (!file_exists(yabai_plist_path)) { | ||
| error("yabai: service file '%s' is not installed! abort..\n", yabai_plist_path); | ||
| } | ||
|
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| return unlink(yabai_plist_path) == 0 ? 0 : 1; | ||
| } | ||
|
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| static int service_start(void) | ||
| { | ||
| char yabai_plist_path[MAXLEN]; | ||
| populate_plist_path(yabai_plist_path, sizeof(yabai_plist_path)); | ||
|
|
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| if (!file_exists(yabai_plist_path)) { | ||
| error("yabai: service file '%s' is not installed! abort..\n", yabai_plist_path); | ||
| } | ||
|
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| const char *const args[] = { _PATH_LAUNCHCTL, "load", "-w", yabai_plist_path, NULL }; | ||
| return safe_exec((char *const*)args); | ||
| } | ||
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| static int service_restart(void) | ||
| { | ||
| char yabai_plist_path[MAXLEN]; | ||
| populate_plist_path(yabai_plist_path, sizeof(yabai_plist_path)); | ||
|
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| if (!file_exists(yabai_plist_path)) { | ||
| error("yabai: service file '%s' is not installed! abort..\n", yabai_plist_path); | ||
| } | ||
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| char yabai_service_id[MAXLEN]; | ||
| snprintf(yabai_service_id, sizeof(yabai_service_id), "gui/%d/%s", getuid(), _NAME_YABAI_PLIST); | ||
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| const char *const args[] = { _PATH_LAUNCHCTL, "kickstart", "-k", yabai_service_id, NULL }; | ||
| return safe_exec((char *const*)args); | ||
| } | ||
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| static int service_stop(void) | ||
| { | ||
| char yabai_plist_path[MAXLEN]; | ||
| populate_plist_path(yabai_plist_path, sizeof(yabai_plist_path)); | ||
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| if (!file_exists(yabai_plist_path)) { | ||
| error("yabai: service file '%s' is not installed! abort..\n", yabai_plist_path); | ||
| } | ||
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| const char *const args[] = { _PATH_LAUNCHCTL, "unload", "-w", yabai_plist_path, NULL }; | ||
| return safe_exec((char *const*)args); | ||
| } | ||
|
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| #endif |
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