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63 lines
1.4 KiB
63 lines
1.4 KiB
2 years ago
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/*
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* Copyright(C) 1999-2020 National Technology & Engineering Solutions
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* of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525 with
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* NTESS, the U.S. Government retains certain rights in this software.
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*
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* See packages/seacas/LICENSE for details
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*/
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#include "defs.h"
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#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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/* Record a return TRUE if answer is yes, FALSE if no. */
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int affirm(char *prompt)
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{
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int reply; /* character typed in */
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int done; /* loop control */
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void bail(char *msg, int status);
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if (prompt != NULL && (int)strlen(prompt) > 0) {
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printf("%s? ", prompt);
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}
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done = 0;
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while (!done) {
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reply = getchar();
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/* while (reply == ' ' || reply== '\n') reply= getchar(); */
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while (isspace(reply)) {
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reply = getchar();
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}
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if (reply == 'y' || reply == 'Y') {
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done = 1;
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}
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else if (reply == 'n' || reply == 'N') {
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done = 2;
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}
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else if (reply == 'q' || reply == 'Q') {
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done = 3;
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}
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else if (reply == 'x' || reply == 'X') {
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done = 3;
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}
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else {
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printf("Valid responses begin with: y Y n N q Q x X\n");
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if (prompt != NULL) {
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printf("%s? ", prompt);
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}
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/* Flush rest of input line. */
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while (reply != '\n') {
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reply = getchar();
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}
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}
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}
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if (done > 2) {
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bail(NULL, 0);
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}
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else if (done == 2) {
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return (FALSE);
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}
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return (TRUE);
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}
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