From 8a57809fe46fdcca15995215faef70b63e097e08 Mon Sep 17 00:00:00 2001
From: Giacomo Tesio <giacomo@tesio.it>
Date: Wed, 27 Sep 2017 00:39:07 +0200
Subject: [PATCH] jehanne: add fcntl

---
 newlib/configure.host              | 1 +
 newlib/libc/sys/jehanne/syscalls.c | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/newlib/configure.host b/newlib/configure.host
index 0f273404f..e5aeef4c6 100644
--- a/newlib/configure.host
+++ b/newlib/configure.host
@@ -603,6 +603,7 @@ case "${host}" in
 	CC="${CC} -I${jehanne_srcdir}/include"
 	newlib_cflags="${newlib_cflags} -DREENTRANT_SYSCALLS_PROVIDED -DMALLOC_PROVIDED -DSIGNAL_PROVIDED"
 	newlib_cflags="${newlib_cflags} -D_NO_GETLOGIN -D_NO_GETCWD -D_NO_GETPASS -D_NO_GETUT -D_NO_PWRITE -D_NO_PREAD"
+	newlib_cflags="${newlib_cflags} -DHAVE_FCNTL"
 	newlib_cflags="${newlib_cflags} -fno-omit-frame-pointer"
 	;;
   *-*-phoenix*)
diff --git a/newlib/libc/sys/jehanne/syscalls.c b/newlib/libc/sys/jehanne/syscalls.c
index 7f8fff94a..5bd586076 100644
--- a/newlib/libc/sys/jehanne/syscalls.c
+++ b/newlib/libc/sys/jehanne/syscalls.c
@@ -213,6 +213,13 @@ _gettimeofday_r(struct _reent *r, struct timeval *p, void *z)
 	return POSIX_gettimeofday(errnop, p, z);
 }
 
+int
+_fcntl_r(struct _reent *r, int fd, int cmd, int arg)
+{
+	int *errnop = &r->_errno;
+	return POSIX_fcntl(errnop, fd, cmd, arg);
+}
+
 unsigned int
 sleep(unsigned int seconds)
 {