aboutsummaryrefslogtreecommitdiff
path: root/winsup/cygwin/include/limits.h
diff options
context:
space:
mode:
Diffstat (limited to 'winsup/cygwin/include/limits.h')
-rw-r--r--winsup/cygwin/include/limits.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/winsup/cygwin/include/limits.h b/winsup/cygwin/include/limits.h
index 4a2ad3a..9eaac0b 100644
--- a/winsup/cygwin/include/limits.h
+++ b/winsup/cygwin/include/limits.h
@@ -129,6 +129,11 @@ details. */
#undef OPEN_MAX
#define OPEN_MAX 256
+/* # of bytes in a pipe buf. This is the max # of bytes which can be
+ written to a pipe in one atomic operation. */
+#undef PIPE_BUF
+#define PIPE_BUF 4096
+
/* POSIX values */
/* These should never vary from one system type to another */
/* They represent the minimum values that POSIX systems must support.