getchar_howto.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

static void name_prompt( char *buffer, size_t len );

int main( void )
{
	char name[15];
	
	// Zero the name. In C, arrays are just pulled out of memory without being
	// zeroed, so you may end up with junk you don't want.
	memset( name, 0, 15 * sizeof( char ) );
	
	name_prompt( name, 15 );
	printf( "Ok, your name is %s.\n", name );
}

static void name_prompt( char *buffer, size_t len )
{
	int i = 0;
	while ( i < len )
	{
		char c = getchar();
		if ( c == '\n' || c == EOF )
			break;
		buffer[i] = c;
		i++;
	}
}

oh very cool