X-Git-Url: http://git.marmaro.de/?p=mmh;a=blobdiff_plain;f=sbr%2Fgetans.c;h=befbd9a9249b14ca87ca1267d827de2e97a5d6a0;hp=3229eb57fc7fd48507473d3d52d3f5b0d65a8db3;hb=a485ed478abbd599d8c9aab48934e7a26733ecb1;hpb=f480c03187724e54e5391ee61b810827da319a6c

diff --git a/sbr/getans.c b/sbr/getans.c
index 3229eb5..befbd9a 100644
--- a/sbr/getans.c
+++ b/sbr/getans.c
@@ -1,4 +1,3 @@
-
 /*
  * getans.c -- get an answer from the user and return a string array
  *
@@ -24,54 +23,54 @@ static RETSIGTYPE intrser (int);
 char **
 getans (char *prompt, struct swit *ansp)
 {
-    int i;
-    SIGNAL_HANDLER istat = NULL;
-    char *cp, **cpp;
-
-    if (!(setjmp (sigenv))) {
-	istat = SIGNAL (SIGINT, intrser);
-    } else {
-	SIGNAL (SIGINT, istat);
-	return NULL;
-    }
+	int i;
+	SIGNAL_HANDLER istat = NULL;
+	char *cp, **cpp;
 
-    for (;;) {
-	printf ("%s", prompt);
-	fflush (stdout);
-	cp = ansbuf;
-	while ((i = getchar ()) != '\n') {
-	    if (i == EOF)
-		longjmp (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: 
+	if (!(setjmp (sigenv))) {
+		istat = SIGNAL (SIGINT, intrser);
+	} else {
 		SIGNAL (SIGINT, istat);
-		return cpp;
+		return NULL;
+	}
+
+	for (;;) {
+		printf ("%s", prompt);
+		fflush (stdout);
+		cp = ansbuf;
+		while ((i = getchar ()) != '\n') {
+			if (i == EOF)
+				longjmp (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 RETSIGTYPE
 intrser (int i)
 {
-    /*
-     * should this be siglongjmp?
-     */
-    longjmp (sigenv, 1);
+	/*
+	 * should this be siglongjmp?
+	 */
+	longjmp (sigenv, 1);
 }