-#undef I3__FILE__
-#define I3__FILE__ "key_press.c"
/*
* vim:ts=4:sw=4:expandtab
*
* i3 - an improved dynamic tiling window manager
- * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
*
* display_version.c: displays the running i3 version, runs as part of
* i3 --moreversion.
*
*/
+#include "all.h"
+
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <fcntl.h>
-#include "all.h"
+#include <time.h>
-static bool human_readable_key;
-static char *human_readable_version;
+static bool human_readable_key, loaded_config_file_name_key;
+static char *human_readable_version, *loaded_config_file_name;
-#if YAJL_MAJOR >= 2
static int version_string(void *ctx, const unsigned char *val, size_t len) {
-#else
-static int version_string(void *ctx, const unsigned char *val, unsigned int len) {
-#endif
if (human_readable_key)
sasprintf(&human_readable_version, "%.*s", (int)len, val);
+ if (loaded_config_file_name_key)
+ sasprintf(&loaded_config_file_name, "%.*s", (int)len, val);
return 1;
}
-#if YAJL_MAJOR >= 2
static int version_map_key(void *ctx, const unsigned char *stringval, size_t stringlen) {
-#else
-static int version_map_key(void *ctx, const unsigned char *stringval, unsigned int stringlen) {
-#endif
human_readable_key = (stringlen == strlen("human_readable") &&
- strncmp((const char*)stringval, "human_readable", strlen("human_readable")) == 0);
+ strncmp((const char *)stringval, "human_readable", strlen("human_readable")) == 0);
+ loaded_config_file_name_key = (stringlen == strlen("loaded_config_file_name") &&
+ strncmp((const char *)stringval, "loaded_config_file_name", strlen("loaded_config_file_name")) == 0);
return 1;
}
static yajl_callbacks version_callbacks = {
- NULL, /* null */
- NULL, /* boolean */
- NULL, /* integer */
- NULL, /* double */
- NULL, /* number */
- &version_string,
- NULL, /* start_map */
- &version_map_key,
- NULL, /* end_map */
- NULL, /* start_array */
- NULL /* end_array */
+ .yajl_string = version_string,
+ .yajl_map_key = version_map_key,
};
/*
*
*/
void display_running_version(void) {
- char *socket_path = root_atom_contents("I3_SOCKET_PATH");
- if (socket_path == NULL)
- exit(EXIT_SUCCESS);
-
- char *pid_from_atom = root_atom_contents("I3_PID");
+ char *pid_from_atom = root_atom_contents("I3_PID", conn, conn_screen);
if (pid_from_atom == NULL) {
/* If I3_PID is not set, the running version is older than 4.2-200. */
printf("\nRunning version: < 4.2-200\n");
printf("(Getting version from running i3, press ctrl-c to abort…)");
fflush(stdout);
- /* TODO: refactor this with the code for sending commands */
- int sockfd = socket(AF_LOCAL, SOCK_STREAM, 0);
- if (sockfd == -1)
- err(EXIT_FAILURE, "Could not create socket");
-
- struct sockaddr_un addr;
- memset(&addr, 0, sizeof(struct sockaddr_un));
- addr.sun_family = AF_LOCAL;
- strncpy(addr.sun_path, socket_path, sizeof(addr.sun_path) - 1);
- if (connect(sockfd, (const struct sockaddr*)&addr, sizeof(struct sockaddr_un)) < 0)
- err(EXIT_FAILURE, "Could not connect to i3");
-
+ int sockfd = ipc_connect(NULL);
if (ipc_send_message(sockfd, 0, I3_IPC_MESSAGE_TYPE_GET_VERSION,
- (uint8_t*)"") == -1)
+ (uint8_t *)"") == -1)
err(EXIT_FAILURE, "IPC: write()");
uint32_t reply_length;
+ uint32_t reply_type;
uint8_t *reply;
int ret;
- if ((ret = ipc_recv_message(sockfd, I3_IPC_MESSAGE_TYPE_GET_VERSION,
- &reply_length, &reply)) != 0) {
+ if ((ret = ipc_recv_message(sockfd, &reply_type, &reply_length, &reply)) != 0) {
if (ret == -1)
err(EXIT_FAILURE, "IPC: read()");
exit(EXIT_FAILURE);
}
-#if YAJL_MAJOR >= 2
- yajl_handle handle = yajl_alloc(&version_callbacks, NULL, NULL);
-#else
- yajl_parser_config parse_conf = { 0, 0 };
+ if (reply_type != I3_IPC_MESSAGE_TYPE_GET_VERSION)
+ errx(EXIT_FAILURE, "Got reply type %d, but expected %d (GET_VERSION)", reply_type, I3_IPC_MESSAGE_TYPE_GET_VERSION);
- yajl_handle handle = yajl_alloc(&version_callbacks, &parse_conf, NULL, NULL);
-#endif
+ yajl_handle handle = yajl_alloc(&version_callbacks, NULL, NULL);
- yajl_status state = yajl_parse(handle, (const unsigned char*)reply, (int)reply_length);
+ yajl_status state = yajl_parse(handle, (const unsigned char *)reply, (int)reply_length);
if (state != yajl_status_ok)
- err(EXIT_FAILURE, "Could not parse my own reply. That's weird. reply is %.*s", (int)reply_length, reply);
+ errx(EXIT_FAILURE, "Could not parse my own reply. That's weird. reply is %.*s", (int)reply_length, reply);
printf("\rRunning i3 version: %s (pid %s)\n", human_readable_version, pid_from_atom);
- printf("\n");
- char resolved_path[PATH_MAX];
- if (realpath(start_argv[0], resolved_path) == NULL)
- err(EXIT_FAILURE, "realpath(%s)", start_argv[0]);
- printf("The i3 binary you just called: %s\n", resolved_path);
-#ifdef __linux__
- char exepath[PATH_MAX],
- destpath[PATH_MAX];
- snprintf(exepath, sizeof(exepath), "/proc/%s/exe", pid_from_atom);
+ if (loaded_config_file_name) {
+ struct stat sb;
+ time_t now;
+ char mtime[64];
+ printf("Loaded i3 config: %s", loaded_config_file_name);
+ if (stat(loaded_config_file_name, &sb) == -1) {
+ printf("\n");
+ ELOG("Cannot stat config file \"%s\"\n", loaded_config_file_name);
+ } else {
+ strftime(mtime, sizeof(mtime), "%c", localtime(&(sb.st_mtime)));
+ time(&now);
+ printf(" (Last modified: %s, %.f seconds ago)\n", mtime, difftime(now, sb.st_mtime));
+ }
+ }
+#ifdef __linux__
+ size_t destpath_size = 1024;
ssize_t linksize;
- if ((linksize = readlink(exepath, destpath, sizeof(destpath))) == -1)
+ char *exepath;
+ char *destpath = smalloc(destpath_size);
+
+ sasprintf(&exepath, "/proc/%d/exe", getpid());
+
+ while ((linksize = readlink(exepath, destpath, destpath_size)) == (ssize_t)destpath_size) {
+ destpath_size = destpath_size * 2;
+ destpath = srealloc(destpath, destpath_size);
+ }
+ if (linksize == -1)
+ err(EXIT_FAILURE, "readlink(%s)", exepath);
+
+ /* readlink() does not NULL-terminate strings, so we have to. */
+ destpath[linksize] = '\0';
+
+ printf("\n");
+ printf("The i3 binary you just called: %s\n", destpath);
+
+ free(exepath);
+ sasprintf(&exepath, "/proc/%s/exe", pid_from_atom);
+
+ while ((linksize = readlink(exepath, destpath, destpath_size)) == (ssize_t)destpath_size) {
+ destpath_size = destpath_size * 2;
+ destpath = srealloc(destpath, destpath_size);
+ }
+ if (linksize == -1)
err(EXIT_FAILURE, "readlink(%s)", exepath);
/* readlink() does not NULL-terminate strings, so we have to. */
/* Since readlink() might put a "(deleted)" somewhere in the buffer and
* stripping that out seems hackish and ugly, we read the process’s argv[0]
* instead. */
- snprintf(exepath, sizeof(exepath), "/proc/%s/cmdline", pid_from_atom);
+ free(exepath);
+ sasprintf(&exepath, "/proc/%s/cmdline", pid_from_atom);
int fd;
if ((fd = open(exepath, O_RDONLY)) == -1)
close(fd);
printf("The i3 binary you are running: %s\n", destpath);
+
+ free(exepath);
+ free(destpath);
#endif
yajl_free(handle);
+ free(reply);
+ free(pid_from_atom);
}