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[PATCH] Cygwin: define _POSIX_ASYNCHRONOUS_IO
- From: Yaakov Selkowitz <yselkowi at redhat dot com>
- To: newlib at sourceware dot org
- Date: Wed, 25 Jul 2018 10:49:54 -0500
- Subject: [PATCH] Cygwin: define _POSIX_ASYNCHRONOUS_IO
This feature is now available as of the recent AIO commits.
Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
---
newlib/libc/include/sys/features.h | 2 +-
winsup/cygwin/sysconf.cc | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
index 2900b332f..f28dd071b 100644
--- a/newlib/libc/include/sys/features.h
+++ b/newlib/libc/include/sys/features.h
@@ -425,7 +425,7 @@ extern "C" {
#endif
#define _POSIX_ADVISORY_INFO 200809L
-/* #define _POSIX_ASYNCHRONOUS_IO -1 */
+#define _POSIX_ASYNCHRONOUS_IO 200809L
#define _POSIX_BARRIERS 200809L
#define _POSIX_CHOWN_RESTRICTED 1
#define _POSIX_CLOCK_SELECTION 200809L
diff --git a/winsup/cygwin/sysconf.cc b/winsup/cygwin/sysconf.cc
index ff98f57a3..753febca4 100644
--- a/winsup/cygwin/sysconf.cc
+++ b/winsup/cygwin/sysconf.cc
@@ -528,7 +528,7 @@ static struct
{cons, {c:SIGQUEUE_MAX}}, /* 18, _SC_SIGQUEUE_MAX */
{cons, {c:TIMER_MAX}}, /* 19, _SC_TIMER_MAX */
{nsup, {c:0}}, /* 20, _SC_TZNAME_MAX */
- {cons, {c:-1L}}, /* 21, _SC_ASYNCHRONOUS_IO */
+ {cons, {c:_POSIX_ASYNCHRONOUS_IO}}, /* 21, _SC_ASYNCHRONOUS_IO */
{cons, {c:_POSIX_FSYNC}}, /* 22, _SC_FSYNC */
{cons, {c:_POSIX_MAPPED_FILES}}, /* 23, _SC_MAPPED_FILES */
{cons, {c:-1L}}, /* 24, _SC_MEMLOCK */
--
2.17.1