From 48ef7704c03e7e554c05de01bf8d1d70c16cb6f4 Mon Sep 17 00:00:00 2001
From: ProjectRevoTPP <projectrevotpp@hotmail.com>
Date: Wed, 20 Dec 2017 16:34:35 -0500
Subject: add libc building to agbcc.

---
 libc/syscalls/sysopen.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 libc/syscalls/sysopen.c

(limited to 'libc/syscalls/sysopen.c')

diff --git a/libc/syscalls/sysopen.c b/libc/syscalls/sysopen.c
new file mode 100644
index 0000000..6b3836f
--- /dev/null
+++ b/libc/syscalls/sysopen.c
@@ -0,0 +1,43 @@
+/* connector for open */
+
+#include <reent.h>
+#include <fcntl.h>
+
+#ifdef _HAVE_STDC
+
+/* The prototype in <fcntl.h> uses ..., so we must correspond.  */
+
+#include <stdarg.h>
+
+int
+open (const char *file, int flags, ...)
+{
+  va_list ap;
+  int ret;
+
+  va_start (ap, flags);
+#ifdef REENTRANT_SYSCALLS_PROVIDED
+  ret = _open_r (_REENT, file, flags, va_arg (ap, int));
+#else
+  ret = _open (file, flags, va_arg (ap, int));
+#endif
+  va_end (ap);
+  return ret;
+}
+
+#else /* ! _HAVE_STDC */
+
+int 
+open (file, flags, mode)
+     const char *file;
+     int flags;
+     int mode;
+{
+#ifdef REENTRANT_SYSCALLS_PROVIDED
+  return _open_r (_REENT, file, flags, mode);
+#else
+  return _open (file, flags, mode);
+#endif
+}
+
+#endif /* ! _HAVE_STDC */
-- 
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