/*
- * udevsettle.c
- *
* Copyright (C) 2006 Kay Sievers <kay@vrfy.org>
*
* This program is free software; you can redistribute it and/or modify it
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "udev.h"
#include "udevd.h"
+#define DEFAULT_TIMEOUT 180
#define LOOP_PER_SECOND 20
-static const char *udev_log_str;
#ifdef USE_LOG
void log_message(int priority, const char *format, ...)
char seqnum[32];
int fd;
ssize_t len;
- int timeout = 30;
+ int timeout = DEFAULT_TIMEOUT;
int loop;
int i;
int rc = 1;
logging_init("udevsettle");
udev_config_init();
dbg("version %s", UDEV_VERSION);
-
- udev_log_str = getenv("UDEV_LOG");
+ sysfs_init();
for (i = 1 ; i < argc; i++) {
char *arg = argv[i];
if (strncmp(arg, "--timeout=", 10) == 0) {
char *str = &arg[10];
+ int seconds;
- timeout = atoi(str);
+ seconds = atoi(str);
+ if (seconds > 0)
+ timeout = seconds;
+ else
+ fprintf(stderr, "invalid timeout value\n");
dbg("timeout=%i", timeout);
- if (timeout <= 0) {
- fprintf(stderr, "Invalid timeout value.\n");
- goto exit;
- }
- } else {
- fprintf(stderr, "Usage: udevsettle [--timeout=<seconds>]\n");
+ } else if (strcmp(arg, "--help") == 0 || strcmp(arg, "-h") == 0) {
+ printf("Usage: udevsettle [--help] [--timeout=<seconds>]\n");
goto exit;
+ } else {
+ fprintf(stderr, "unrecognized option '%s'\n", arg);
+ err("unrecognized option '%s'\n", arg);
}
}
- sysfs_init();
strlcpy(queuename, udev_root, sizeof(queuename));
strlcat(queuename, "/" EVENT_QUEUE_DIR, sizeof(queuename));
goto exit;
}
- /* read current kernel seqnum */
- strlcpy(filename, sysfs_path, sizeof(filename));
- strlcat(filename, "/kernel/uevent_seqnum", sizeof(filename));
+ /* read current udev seqnum */
+ strlcpy(filename, udev_root, sizeof(filename));
+ strlcat(filename, "/" EVENT_SEQNUM, sizeof(filename));
fd = open(filename, O_RDONLY);
if (fd < 0)
goto exit;
if (len <= 0)
goto exit;
seqnum[len] = '\0';
- seq_kernel = strtoull(seqnum, NULL, 10);
- info("kernel seqnum = %llu", seq_kernel);
+ seq_udev = strtoull(seqnum, NULL, 10);
+ info("udev seqnum = %llu", seq_udev);
- /* read current udev seqnum */
- strlcpy(filename, udev_root, sizeof(filename));
- strlcat(filename, "/" EVENT_SEQNUM, sizeof(filename));
+ /* read current kernel seqnum */
+ strlcpy(filename, sysfs_path, sizeof(filename));
+ strlcat(filename, "/kernel/uevent_seqnum", sizeof(filename));
fd = open(filename, O_RDONLY);
if (fd < 0)
goto exit;
if (len <= 0)
goto exit;
seqnum[len] = '\0';
- seq_udev = strtoull(seqnum, NULL, 10);
- info("udev seqnum = %llu", seq_udev);
+ seq_kernel = strtoull(seqnum, NULL, 10);
+ info("kernel seqnum = %llu", seq_kernel);
/* make sure all kernel events have arrived in the queue */
if (seq_udev >= seq_kernel) {