From: Mark Kettenis <kettenis@gnu.org>
Date: Sun, 21 Aug 2005 16:53:05 +0000 (+0000)
Subject: * doublest.c (floatformat_mantissa): Use xsnprintf instead of
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=351cd4a7e9f489c307d09cd0a14b43f5a1811cfb;p=pf3gnuchains%2Fpf3gnuchains3x.git

* doublest.c (floatformat_mantissa): Use xsnprintf instead of
sprintf.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 63c6b954dd..c6d2c59512 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
 2005-08-21  Mark Kettenis  <kettenis@gnu.org>
 
+	* doublest.c (floatformat_mantissa): Use xsnprintf instead of
+	sprintf.
+
 	* vaxobsd-tdep.c: New file.
 	* config/vax/obsd.mt (TDEPFILES): Add vaxobsd-tdep.o.
 	* Makefile.in (vaxobsd-tdep.o): New dependency.
diff --git a/gdb/doublest.c b/gdb/doublest.c
index 361b4b269b..2562ab6723 100644
--- a/gdb/doublest.c
+++ b/gdb/doublest.c
@@ -558,6 +558,7 @@ floatformat_mantissa (const struct floatformat *fmt,
   int mant_bits_left;
   static char res[50];
   char buf[9];
+  int len;
   enum floatformat_byteorders order;
   unsigned char newfrom[FLOATFORMAT_LARGEST_BYTES];
   
@@ -582,16 +583,17 @@ floatformat_mantissa (const struct floatformat *fmt,
 
   mant = get_field (uval, order, fmt->totalsize, mant_off, mant_bits);
 
-  sprintf (res, "%lx", mant);
+  len = xsnprintf (res, sizeof res, "%lx", mant);
 
   mant_off += mant_bits;
   mant_bits_left -= mant_bits;
-  
+
   while (mant_bits_left > 0)
     {
       mant = get_field (uval, order, fmt->totalsize, mant_off, 32);
 
-      sprintf (buf, "%08lx", mant);
+      xsnprintf (buf, sizeof buf, "%08lx", mant);
+      gdb_assert (len + strlen (buf) <= sizeof res);
       strcat (res, buf);
 
       mant_off += 32;