scanf1.c

c和指针 学习c语言必须阅读的书籍之一 提高对C语言的掌握理解能力

/*
** Line-oriented input processing with sscanf
*/
#include <stdio.h>
#define	BUFFER_SIZE	100	/* Longest line we'll handle */

void
function( FILE *input )
{
	int	a, b, c, d, e;
	char	buffer[ BUFFER_SIZE ];

	while( fgets( buffer, BUFFER_SIZE, input ) != NULL ){
		if( sscanf( buffer, "%d %d %d %d %d",
		    &a, &b, &c, &d, &e ) != 4 ){
			fprintf( stderr, "Bad input skipped: %s",
			    buffer );
			continue;
		}

		/*
		** Process this set of input.
		*/
	}
}