From: Oliver Kiddle <okiddle@yahoo.co.uk>
Date: Wed, 18 Jan 2006 16:43:27 +0000 (+0000)
Subject: fix bug with insertion of newline being wrong if the num function was used at
X-Git-Tag: nmh-1_3_RC1~65
X-Git-Url: http://git.marmaro.de/?a=commitdiff_plain;h=6af0c8bb08f8c36e7106ba87f00164b1df3d2774;p=mmh

fix bug with insertion of newline being wrong if the num function was used at
the end of the format buffer
---

diff --git a/ChangeLog b/ChangeLog
index e7f3e1c..f634ba2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-18  Oliver Kiddle  <okiddle@yahoo.co.uk>
+
+	* sbr/fmt_scan.c: fix bug with insertion of newline being wrong if
+	the num function was used at the end of the format buffer
+
 2006-01-17  David Levine <levinedl@acm.org>
 
 	* uip/post.c, uip/spost.c: in make_bcc_file (), use same
diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index c049ad4..b27f7c6 100644
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -342,8 +342,12 @@ fmt_scan (struct format *format, char *scanl, int width, int *dat)
 	    adios (NULL, "internal error (FT_STRFW)");
 
 	case FT_NUM:
-	    n = snprintf(cp, ep - cp, "%d", value);
-	    if (n >= 0) cp += n;
+	    n = snprintf(cp, ep - cp + 1, "%d", value);
+	    if (n >= 0)
+		if (n >= ep - cp) {
+		    cp = ep;
+		} else
+		    cp += n;
 	    break;
 	case FT_NUMF:
 	    cpnumber (&cp, value, fmt->f_width, fmt->f_fill, ep - cp);