Removed some dead code, all inside #if 0's. I tried to not remove

[mmh] / sbr / getansreadline.c

diff --git a/sbr/getansreadline.c b/sbr/getansreadline.c
index 2fd0618..fc03c97 100644 (file)
--- a/sbr/getansreadline.c
+++ b/sbr/getansreadline.c
@@ -24,100 +24,6 @@ static char **nmh_completion(const char *, int, int);
 static void initialize_readline(void);
 
 static char ansbuf[BUFSIZ];
-#if 0
-static sigjmp_buf sigenv;
-
-/*
- * static prototypes
- */
-static void intrser (int);
-
-
-char **
-getans (char *prompt, struct swit *ansp)
-{
-    int i;
-    SIGNAL_HANDLER istat = NULL;
-    char *cp, **cpp;
-
-    if (!(sigsetjmp(sigenv, 1))) {
-       istat = SIGNAL (SIGINT, intrser);
-    } else {
-       SIGNAL (SIGINT, istat);
-       return NULL;
-    }
-
-    for (;;) {
-       printf ("%s", prompt);
-       fflush (stdout);
-       cp = ansbuf;
-       while ((i = getchar ()) != '\n') {
-           if (i == EOF) {
-               /*
-                * If we get an EOF, return
-                */
-               if (feof(stdin))
-                   siglongjmp (sigenv, 1);
-
-               /*
-                * For errors, if we get an EINTR that means that we got
-                * a signal and we should retry.  If we get another error,
-                * then just return.
-                */
-
-               else if (ferror(stdin)) {
-                   if (errno == EINTR) {
-                       clearerr(stdin);
-                       continue;
-                   }
-                   fprintf(stderr, "\nError %s during read\n",
-                           strerror(errno));
-                   siglongjmp (sigenv, 1);
-               } else {
-                   /*
-                    * Just for completeness's sake ...
-                    */
-
-                   fprintf(stderr, "\nUnknown problem in getchar()\n");
-                   siglongjmp (sigenv, 1);
-               }
-           }
-           if (cp < &ansbuf[sizeof ansbuf - 1])
-               *cp++ = i;
-       }
-       *cp = '\0';
-       if (ansbuf[0] == '?' || cp == ansbuf) {
-           printf ("Options are:\n");
-           print_sw (ALL, ansp, "", stdout);
-           continue;
-       }
-       cpp = brkstring (ansbuf, " ", NULL);
-       switch (smatch (*cpp, ansp)) {
-           case AMBIGSW: 
-               ambigsw (*cpp, ansp);
-               continue;
-           case UNKWNSW: 
-               printf (" -%s unknown. Hit <CR> for help.\n", *cpp);
-               continue;
-           default: 
-               SIGNAL (SIGINT, istat);
-               return cpp;
-       }
-    }
-}
-
-
-static void
-intrser (int i)
-{
-    NMH_UNUSED (i);
-
-    /*
-     * should this be siglongjmp?
-     */
-    siglongjmp (sigenv, 1);
-}
-#endif
 
 /*
  * getans, but with readline support