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/*
* File: simpio.h
* Version: 1.0
* Last modified on Wed Apr 27 07:29:13 1994 by eroberts
* -----------------------------------------------------
* This interface provides access to a simple package of
* functions that simplify the reading of input data.
*/

#ifndef _simpio_h
#define _simpio_h

#include "genlib.h"

/*
* Function: GetInteger
* Usage: i = GetInteger();
* ------------------------
* GetInteger reads a line of text from standard input and scans
* it as an integer. The integer value is returned. If an
* integer cannot be scanned or if more characters follow the
* number, the user is given a chance to retry.
*/

int GetInteger(void);

/*
* Function: GetLong
* Usage: l = GetLong();
* ---------------------
* GetLong reads a line of text from standard input and scans
* it as a long integer. The value is returned as a long.
* If an integer cannot be scanned or if more characters follow
* the number, the user is given a chance to retry.
*/

long GetLong(void);

/*
* Function: GetReal
* Usage: x = GetReal();
* ---------------------
* GetReal reads a line of text from standard input and scans
* it as a double. If the number cannot be scanned or if extra
* characters follow after the number ends, the user is given
* a chance to reenter the value.
*/

double GetReal(void);

/*
* Function: GetLine
* Usage: s = GetLine();
* ---------------------
* GetLine reads a line of text from standard input and returns
* the line as a string. The newline character that terminates
* the input is not stored as part of the string.
*/

string GetLine(void);

/*
* Function: ReadLine
* Usage: s = ReadLine(infile);
* ----------------------------
* ReadLine reads a line of text from the input file and
* returns the line as a string. The newline character
* that terminates the input is not stored as part of the
* string. The ReadLine function returns NULL if infile
* is at the end-of-file position.
*/

string ReadLine(FILE *infile);

#endif
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