From ed8387fb4fc5fe02f334d59eda3daa2c6463fb8f Mon Sep 17 00:00:00 2001
From: DJ Delorie <dj@redhat.com>
Date: Fri, 19 May 2000 17:15:02 +0000
Subject: * syscalls.cc (setmode): change mode of any matching FILE* also.

---
 winsup/cygwin/syscalls.cc | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'winsup/cygwin/syscalls.cc')

diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index 5eaf301f3..c1ad04b1c 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -1430,6 +1430,24 @@ ttyname (int fd)
   return (char *)(dtable[fd]->ttyname ());
 }
 
+/* internal newlib function */
+extern "C" int _fwalk (struct _reent *ptr, int (*function)(FILE *));
+
+static int setmode_mode;
+static int setmode_file;
+
+static int
+setmode_helper (FILE *f)
+{
+  if (fileno(f) != setmode_file)
+    return 0;
+  if (setmode_mode & O_TEXT)
+    f->_flags |= __SCLE;
+  else
+    f->_flags &= ~__SCLE;
+  return 0;
+}
+
 /* Set a file descriptor into text or binary mode, returning the
    previous mode.  */
 
@@ -1472,6 +1490,10 @@ setmode (int fd, int mode)
       p->set_r_binary (0);
     }
 
+  setmode_mode = mode;
+  setmode_file = fd;
+  _fwalk(_REENT, setmode_helper);
+
   return res;
 }
 
-- 
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