_doscan

Syntax

#include <stdarg.h> #include <stdio.h> int _doscan(FILE *file, const char *format, va_list argp);

Description

This is an internal function that is used by all the scanf style functions, which simply pass their format, arguments, and stream to this function.

See section scanf, for a discussion of the allowed formats and arguments.

Return Value

The number of characters successfully scanned is returned, or -1 on error.

Portability

ANSI/ISO C	No
POSIX	No

Example

TODO: This example is bogus now! TODO: Rewrite this example! int x, y; int *args[2]; args[0] = &x; args[1] = &y; _doscan(stdin, "%d %d", args);