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-rw-r--r--coreutils/sleep.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/coreutils/sleep.c b/coreutils/sleep.c
index 5c9cda9..7bfaab9 100644
--- a/coreutils/sleep.c
+++ b/coreutils/sleep.c
@@ -68,6 +68,11 @@ int sleep_main(int argc UNUSED_PARAM, char **argv)
if (!*argv)
bb_show_usage();
+ /* GNU sleep accepts "inf", "INF", "infinity" and "INFINITY" */
+ if (strncasecmp(argv[0], "inf", 3) == 0)
+ for (;;)
+ sleep(INT_MAX);
+
#if ENABLE_FEATURE_FANCY_SLEEP
# if ENABLE_FLOAT_DURATION
/* undo busybox.c setlocale */