add libc building to agbcc.

1 files changed, 75 insertions, 0 deletions

diff --git a/libc/stdio/scanf.c b/libc/stdio/scanf.c
new file mode 100644
index 0000000..0a48189
--- /dev/null
+++ b/libc/stdio/scanf.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include <_ansi.h>
+#include <stdio.h>
+#include "local.h"
+
+#ifdef _HAVE_STDC
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+#ifndef _REENT_ONLY
+
+int
+#ifdef _HAVE_STDC
+scanf (const char *fmt, ...)
+#else
+scanf (fmt, va_alist)
+     char *fmt;
+     va_dcl
+#endif
+{
+  int ret;
+  va_list ap;
+
+#ifdef _HAVE_STDC
+  va_start (ap, fmt);
+#else
+  va_start (ap);
+#endif
+  ret = __svfscanf (_stdin_r (_REENT), fmt, ap);
+  va_end (ap);
+  return ret;
+}
+
+#endif
+
+int
+#ifdef _HAVE_STDC
+_scanf_r (struct _reent *ptr, const char *fmt, ...)
+#else
+_scanf_r (ptr, fmt, va_alist)
+     struct _reent *ptr;
+     char *fmt;
+     va_dcl
+#endif
+{
+  int ret;
+  va_list ap;
+
+#ifdef _HAVE_STDC
+  va_start (ap, fmt);
+#else
+  va_start (ap);
+#endif
+  ret = __svfscanf (_stdin_r (ptr), fmt, ap);
+  va_end (ap);
+  return (ret);
+}