diff options
author | Damien Miller <djm@mindrot.org> | 2014-01-30 11:26:46 +1100 |
---|---|---|
committer | Damien Miller <djm@mindrot.org> | 2014-01-30 11:26:46 +1100 |
commit | f5bbd3b657b6340551c8a95f74a70857ff8fac79 (patch) | |
tree | fc645c6013a866a2d6c34b56c01e224ba280a81d | |
parent | c2868192ddc4e1420a50389e18c05db20b0b1f32 (diff) |
- (djm) [configure.ac atomicio.c] Kludge around NetBSD offering
different symbols for 'read' when various compiler flags are
in use, causing atomicio.c comparisons against it to break and
read/write operations to hang; ok dtucker
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | atomicio.c | 4 | ||||
-rw-r--r-- | configure.ac | 6 |
3 files changed, 12 insertions, 2 deletions
@@ -2,6 +2,10 @@ - (djm) [configure.ac] Only check for width-specified integer types in headers that actually exist. patch from Tom G. Christensen; ok dtucker@ + - (djm) [configure.ac atomicio.c] Kludge around NetBSD offering + different symbols for 'read' when various compiler flags are + in use, causing atomicio.c comparisons against it to break and + read/write operations to hang; ok dtucker 20140129 - (djm) [configure.ac] Fix broken shell test '==' vs '='; patch from @@ -56,8 +56,10 @@ atomicio6(ssize_t (*f) (int, void *, size_t), int fd, void *_s, size_t n, ssize_t res; struct pollfd pfd; +#ifndef BROKEN_READ_COMPARISON pfd.fd = fd; pfd.events = f == read ? POLLIN : POLLOUT; +#endif while (n > pos) { res = (f) (fd, s + pos, n - pos); switch (res) { @@ -65,7 +67,9 @@ atomicio6(ssize_t (*f) (int, void *, size_t), int fd, void *_s, size_t n, if (errno == EINTR) continue; if (errno == EAGAIN || errno == EWOULDBLOCK) { +#ifndef BROKEN_READ_COMPARISON (void)poll(&pfd, 1, -1); +#endif continue; } return 0; diff --git a/configure.ac b/configure.ac index 57136216..dfd32cd8 100644 --- a/configure.ac +++ b/configure.ac @@ -1,4 +1,4 @@ -# $Id: configure.ac,v 1.567 2014/01/29 23:21:20 djm Exp $ +# $Id: configure.ac,v 1.568 2014/01/30 00:26:46 djm Exp $ # # Copyright (c) 1999-2004 Damien Miller # @@ -15,7 +15,7 @@ # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. AC_INIT([OpenSSH], [Portable], [openssh-unix-dev@mindrot.org]) -AC_REVISION($Revision: 1.567 $) +AC_REVISION($Revision: 1.568 $) AC_CONFIG_SRCDIR([ssh.c]) AC_LANG([C]) @@ -769,6 +769,8 @@ mips-sony-bsd|mips-sony-newsos4) TEST_MALLOC_OPTIONS="AJRX" AC_DEFINE([BROKEN_STRNVIS], [1], [NetBSD strnvis argument order is swapped compared to OpenBSD]) + AC_DEFINE([BROKEN_READ_COMPARISON], [1], + [NetBSD read function is sometimes redirected, breaking atomicio comparisons against it]) ;; *-*-freebsd*) check_for_libcrypt_later=1 |