Date: Sun, 20 Dec 2015 11:55:39 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r292510 - head/lib/libc/gen Message-ID: <201512201155.tBKBtdEx013192@repo.freebsd.org>
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Author: kib Date: Sun Dec 20 11:55:39 2015 New Revision: 292510 URL: https://svnweb.freebsd.org/changeset/base/292510 Log: Fix lockf(3) cancellation behaviour. Sponsored by: The FreeBSD Foundation MFC after: 1 week Modified: head/lib/libc/gen/lockf.c Modified: head/lib/libc/gen/lockf.c ============================================================================== --- head/lib/libc/gen/lockf.c Sun Dec 20 06:29:03 2015 (r292509) +++ head/lib/libc/gen/lockf.c Sun Dec 20 11:55:39 2015 (r292510) @@ -36,6 +36,7 @@ __FBSDID("$FreeBSD$"); #include <fcntl.h> #include <unistd.h> #include "un-namespace.h" +#include "libc_private.h" int lockf(int filedes, int function, off_t size) @@ -62,9 +63,12 @@ lockf(int filedes, int function, off_t s break; case F_TEST: fl.l_type = F_WRLCK; - if (_fcntl(filedes, F_GETLK, &fl) == -1) + if (((int (*)(int, int, ...)) + __libc_interposing[INTERPOS_fcntl])(filedes, F_GETLK, &fl) + == -1) return (-1); - if (fl.l_type == F_UNLCK || (fl.l_sysid == 0 && fl.l_pid == getpid())) + if (fl.l_type == F_UNLCK || (fl.l_sysid == 0 && + fl.l_pid == getpid())) return (0); errno = EAGAIN; return (-1); @@ -75,5 +79,6 @@ lockf(int filedes, int function, off_t s /* NOTREACHED */ } - return (_fcntl(filedes, cmd, &fl)); + return (((int (*)(int, int, ...)) + __libc_interposing[INTERPOS_fcntl])(filedes, cmd, &fl)); }
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