X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/143a8571be23c8516242ca3919707f012ed255e4..94187a80bd60baab4b9c4b949ad820d730578123:/sbr/read_switch.c

diff --git a/sbr/read_switch.c b/sbr/read_switch.c
index 4599a41c..8ca0be33 100644
--- a/sbr/read_switch.c
+++ b/sbr/read_switch.c
@@ -1,6 +1,4 @@
-
-/*
- * read_switch.c -- prompt the user for an answer from the list
+/* read_switch.c -- prompt the user for an answer from the list
  *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
@@ -13,26 +11,26 @@
 int
 read_switch (const char *prompt, const struct swit *ansp)
 {
-    register int i;
-    register char *cp;
-    register const struct swit *ap;
+    int i;
+    char *cp;
+    const struct swit *ap;
     char ansbuf[BUFSIZ];
 
     for (;;) {
-	printf ("%s", prompt);
+	fputs(prompt, stdout);
 	fflush (stdout);
 	cp = ansbuf;
 	while ((i = getchar ()) != '\n') {
 	    if (i == EOF)
 		return 0;
 	    if (cp < &ansbuf[sizeof ansbuf - 1]) {
-		i = (isalpha(i) && isupper(i)) ? tolower(i) : i;
+		i = tolower(i);
 		*cp++ = i;
 	    }
 	}
 	*cp = '\0';
 	if (ansbuf[0] == '?' || cp == ansbuf) {
-	    printf ("Options are:\n");
+	    puts("Options are:");
 	    for (ap = ansp; ap->sw; ap++)
 		printf ("  %s\n", ap->sw);
 	    continue;