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/* input2int.c: read two or three integers from text files. These
routines are only used in patgen. Public domain. */
#include <w2c/config.h>
#include "lib.h"
#ifdef INTEGER_IS_INT
#define SCAN2INT "%d %d"
#define SCAN3INT "%d %d %d"
#else
#define SCAN2INT "%ld %ld"
#define SCAN3INT "%ld %ld %ld"
#endif
/* Read two integers from stdin. */
void
zinput2ints (integer *a, integer *b)
{
int ch;
while (scanf (SCAN2INT, a, b) != 2)
{
while ((ch = getchar ()) != EOF && ch != '\n');
if (ch == EOF) return;
fprintf (stderr, "Please enter two integers.\n");
}
while ((ch = getchar ()) != EOF && ch != '\n');
}
/* Read three integers from stdin. */
void
zinput3ints (integer *a, integer *b, integer *c)
{
int ch;
while (scanf (SCAN3INT, a, b, c) != 3)
{
while ((ch = getchar ()) != EOF && ch != '\n');
if (ch == EOF) return;
fprintf (stderr, "Please enter three integers.\n");
}
while ((ch = getchar ()) != EOF && ch != '\n');
}
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