Date: Tue, 2 Feb 2021 00:28:51 GMT From: Chuck Silvers <chs@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 7787e7eed9d2 - main - tail: fix "tail -F" file rotation detection Message-ID: <202102020028.1120Spr5014478@gitrepo.freebsd.org>
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The branch main has been updated by chs: URL: https://cgit.FreeBSD.org/src/commit/?id=7787e7eed9d2a43fb6eb66666040f1b495995a2f commit 7787e7eed9d2a43fb6eb66666040f1b495995a2f Author: Chuck Silvers <chs@FreeBSD.org> AuthorDate: 2021-02-02 00:21:14 +0000 Commit: Chuck Silvers <chs@FreeBSD.org> CommitDate: 2021-02-02 00:21:14 +0000 tail: fix "tail -F" file rotation detection When checking if the newly opened file is the same as the old one, we need to fstat() the new file descriptor, not the old one again. Reviewed by: glebius Sponsored by: Netflix --- usr.bin/tail/forward.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/usr.bin/tail/forward.c b/usr.bin/tail/forward.c index 2888bd18816e..878cb5a4550b 100644 --- a/usr.bin/tail/forward.c +++ b/usr.bin/tail/forward.c @@ -367,7 +367,7 @@ follow(file_info_t *files, enum STYLE style, off_t off) continue; ftmp = fileargs_fopen(fa, file->file_name, "r"); if (ftmp == NULL || - fstat(fileno(file->fp), &sb2) == -1) { + fstat(fileno(ftmp), &sb2) == -1) { if (errno != ENOENT) ierr(file->file_name); show(file);
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