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upstream: don't try to use timespeccmp(3) directly as a qsort(3)

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comparison function - it returns 0/1 and not the -1/0/1 that qsort expectes.

fixes sftp "ls -ltr" under some circumstances.

Based on patch by Masahiro Matsuya via bz3248.

OpenBSD-Commit-ID: 65b5e9f18bb0d10573868c3516de6e5170adb163
This commit is contained in:
djm@openbsd.org 2021-01-08 02:44:14 +00:00 committed by Damien Miller
parent 599df78f30
commit 64ddd0fe68
1 changed files with 5 additions and 2 deletions
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7
sftp.c
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@ -1,4 +1,4 @@
/* $OpenBSD: sftp.c,v 1.205 2020/12/04 02:41:10 djm Exp $ */
/* $OpenBSD: sftp.c,v 1.206 2021/01/08 02:44:14 djm Exp $ */
/*
* Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
*
@ -891,7 +891,10 @@ sglob_comp(const void *aa, const void *bb)
return (rmul * strcmp(ap, bp));
else if (sort_flag & LS_TIME_SORT) {
#if defined(HAVE_STRUCT_STAT_ST_MTIM)
return (rmul * timespeccmp(&as->st_mtim, &bs->st_mtim, <));
if (timespeccmp(&as->st_mtim, &bs->st_mtim, ==))
return 0;
return timespeccmp(&as->st_mtim, &bs->st_mtim, <) ?
rmul : -rmul;
#elif defined(HAVE_STRUCT_STAT_ST_MTIME)
return (rmul * NCMP(as->st_mtime, bs->st_mtime));
#else