1 files changed, 70 insertions, 0 deletions
diff --git a/gbdk/gbdk-lib/include/stdio.h b/gbdk/gbdk-lib/include/stdio.h
new file mode 100644
index 00000000..894c3f03
--- /dev/null
+++ b/gbdk/gbdk-lib/include/stdio.h
@@ -0,0 +1,70 @@
+/** @file stdio.h
+    Basic file/console input output functions.
+
+    Including stdio.h will use a large number of the
+    background tiles for font characters. If stdio.h
+    is not included then that space will be available
+    for use with other tiles instead.
+ */
+#ifndef STDIO_INCLUDE
+#define STDIO_INCLUDE
+
+#include <types.h>
+
+/** Print char to stdout.
+    @param c            Character to print
+ */
+
+void putchar(char c) OLDCALL;
+
+/** Print the string and arguments given by format to stdout.
+
+    @param format   The format string as per printf
+
+    Does not return the number of characters printed.
+
+    Currently supported:
+    \li \%hx (char as hex)
+    \li \%hu (unsigned char)
+    \li \%hd (signed char)
+    \li \%c (character)
+    \li \%u (unsigned int)
+    \li \%d (signed int)
+    \li \%x (unsigned int as hex)
+    \li \%s (string)
+
+    Warning: to correctly pass chars for printing as chars, they *must*
+    be explicitly re-cast as such when calling the function.
+    See @ref docs_chars_varargs for more details.
+ */
+void printf(const char *format, ...) OLDCALL;
+
+/** Print the string and arguments given by format to a buffer.
+
+    @param str		The buffer to print into
+    @param format	The format string as per @ref printf
+
+    Does not return the number of characters printed.
+ */
+void sprintf(char *str, const char *format, ...) OLDCALL;
+
+/** puts() writes the string __s__ and a trailing newline to stdout.
+*/
+void puts(const char *s);
+
+/** gets() Reads a line from stdin into a buffer pointed to by __s__.
+
+    @param s    Buffer to store string in
+
+    Reads until either a terminating newline or an EOF, which it replaces with '\0'. No
+    check for buffer overrun is performed.
+
+    Returns: Buffer pointed to by __s__
+*/
+char *gets(char *s) OLDCALL;
+
+/** getchar() Reads and returns a single character from stdin.
+ */
+char getchar() OLDCALL;
+
+#endif