From: Jim Meyering <jim@meyering.net>
Date: Thu, 17 Mar 2005 15:32:53 +0000 (+0000)
Subject: (parse_tab_stops, main): Use DECIMAL_DIGIT_ACCUMULATE macro in
X-Git-Tag: CPPI-1_12~1288
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f864f6df1cf7f15cf05cd335e011849c9ae6dde4;p=thirdparty%2Fcoreutils.git

(parse_tab_stops, main): Use DECIMAL_DIGIT_ACCUMULATE macro in
place of nearly-equivalent code.
---

diff --git a/src/unexpand.c b/src/unexpand.c
index 60a3f1d61f..935f986002 100644
--- a/src/unexpand.c
+++ b/src/unexpand.c
@@ -193,8 +193,7 @@ parse_tab_stops (char const *stops)
 	    }
 	  {
 	    /* Detect overflow.  */
-	    uintmax_t new_t = 10 * tabval + *stops - '0';
-	    if (UINTMAX_MAX / 10 < tabval || new_t < tabval * 10)
+	    if (DECIMAL_DIGIT_ACCUMULATE (tabval, *stops - '0', UINTMAX_MAX))
 	      {
 		size_t len = strspn (num_start, "0123456789");
 		char *bad_num = xstrndup (num_start, len);
@@ -203,7 +202,6 @@ parse_tab_stops (char const *stops)
 		ok = false;
 		stops = num_start + len - 1;
 	      }
-	    tabval = new_t;
 	  }
 	}
       else
@@ -519,10 +517,8 @@ main (int argc, char **argv)
 	      have_tabval = true;
 	    }
 	  {
-	    uintmax_t new_t = tabval * 10 + c - '0';
-	    if (UINTMAX_MAX / 10 < tabval || new_t < tabval * 10)
+	    if (DECIMAL_DIGIT_ACCUMULATE (tabval, c - '0', UINTMAX_MAX))
 	      error (EXIT_FAILURE, 0, _("tab stop value is too large"));
-	    tabval = new_t;
 	  }
 	  obsolete_tablist = true;
 	  break;