From: Sergey Poznyakoff <gray@gnu.org.ua>
Date: Sat, 10 Dec 2005 21:36:56 +0000 (+0000)
Subject: (__argp_fmtstream_update): Fix coredump
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=96f649aa3b7ee7d6814ecce639bde2a84cd857ed;p=pspp

(__argp_fmtstream_update): Fix coredump
---

diff --git a/lib/argp-fmtstream.c b/lib/argp-fmtstream.c
index 0ba19c5aeb..0dd9256f57 100644
--- a/lib/argp-fmtstream.c
+++ b/lib/argp-fmtstream.c
@@ -246,9 +246,10 @@ __argp_fmtstream_update (argp_fmtstream_t fs)
 		 Oh well.  Put it on an overlong line by itself.  */
 	      p = buf + (r + 1 - fs->point_col);
 	      /* Find the end of the long word.  */
-	      do
-		++p;
-	      while (p < nl && !isblank (*p));
+	      if (p < nl)
+		do
+		  ++p;
+		while (p < nl && !isblank (*p));
 	      if (p == nl)
 		{
 		  /* It already ends a line.  No fussing required.  */