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- /* inputint.c: read integers from text files. These routines are only
- used for debugging and such, so perfect error checking isn't
- necessary. */
-
- #include "config.h"
-
-
- /* Read an integer from the file F, reading past the subsequent end of
- line. */
-
- integer
- inputint (f)
- FILE *f;
- {
- char buffer[50]; /* Long enough for anything reasonable. */
-
- return
- fgets (buffer, sizeof (buffer), f)
- ? atoi (buffer)
- : 0;
- }
-
-
- /* Read two integers from stdin. */
-
- void
- zinput2ints (a, b)
- integer *a, *b;
- {
- int ch;
-
- while (scanf ("%ld %ld", a, b) != 2)
- {
- while ((ch = getchar ()) != EOF && ch != '\n');
- if (ch == EOF) return;
- (void) fprintf (stderr, "Please enter two integers.\n");
- }
-
- while ((ch = getchar ()) != EOF && ch != '\n');
- }
-
-
- /* Read three integers from stdin. */
-
- void
- zinput3ints (a,b,c)
- integer *a, *b, *c;
- {
- int ch;
-
- while (scanf ("%ld %ld %ld", a, b, c) != 3)
- {
- while ((ch = getchar ()) != EOF && ch != '\n');
- if (ch == EOF) return;
- (void) fprintf (stderr, "Please enter three integers.\n");
- }
-
- while ((ch = getchar ()) != EOF && ch != '\n');
- }
-