From 04399ce74d89f7260474e915a978d31d62367889 Mon Sep 17 00:00:00 2001 From: zhongtao Date: Wed, 4 Jan 2023 13:17:34 +0800 Subject: [PATCH] add sscanf adapation code for musl Signed-off-by: zhongtao --- src/lxc/utils.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/lxc/utils.c b/src/lxc/utils.c index ed66935..3838f69 100644 --- a/src/lxc/utils.c +++ b/src/lxc/utils.c @@ -2134,7 +2134,13 @@ static proc_t *lxc_stat2proc(const char *S) (void)memset(P, 0x00, sizeof(proc_t)); /* parse these two strings separately, skipping the leading "(". */ + /* https://www.openwall.com/lists/musl/2013/11/15/5: musl's sscanf("%15c",cmd) + requires exactly 15 characters; anything shorter is a matching failure. */ +#ifdef __MUSL__ + num = sscanf(S, "%d (%15s", &P->pid, P->cmd); /* comm[16] in kernel */ +#else num = sscanf(S, "%d (%15c", &P->pid, P->cmd); /* comm[16] in kernel */ +#endif if (num != 2) { ERROR("Call sscanf error: %s", errno ? strerror(errno) : ""); free(P); -- 2.25.1