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udevadm: settle - add verbose output when running into timeout

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Marco d'Itri 2008-07-11 00:52:22 +02:00 committed by Kay Sievers
parent 0cd9f451ab
commit 5dabec2a74
1 changed files with 33 additions and 0 deletions
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33
udevsettle.c
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@ -35,6 +35,38 @@
#define DEFAULT_TIMEOUT 180
#define LOOP_PER_SECOND 20
static void print_queue(const char *dir)
{
LIST_HEAD(files);
struct name_entry *item;
if (add_matching_files(&files, dir, NULL) < 0)
return;
printf("\n\nAfter the udevadm settle timeout, the events queue contains:\n\n");
list_for_each_entry(item, &files, node) {
char target[NAME_SIZE];
size_t len;
const char *filename = strrchr(item->name, '/');
if (filename == NULL)
continue;
filename++;
if (*filename == '\0')
continue;
len = readlink(item->name, target, sizeof(target));
if (len < 0)
continue;
target[len] = '\0';
printf("%s: %s\n", filename, target);
}
printf("\n\n");
}
int udevsettle(int argc, char *argv[], char *envp[])
{
char queuename[PATH_SIZE];
@ -97,6 +129,7 @@ int udevsettle(int argc, char *argv[], char *envp[])
}
if (loop <= 0) {
info("timeout waiting for queue\n");
print_queue(queuename);
goto exit;
}