nobu	2010-10-25 06:21:40 +0900 (Mon, 25 Oct 2010)

  New Revision: 29587

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=29587

  Log:
    * vsnprintf.c (BSD_vfprintf): prec digits fractal part should be
      appended to 0 if prec is given.  [ruby-dev:42453] #3979

  Modified files:
    trunk/ChangeLog
    trunk/test/ruby/test_sprintf.rb
    trunk/vsnprintf.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 29586)
+++ ChangeLog	(revision 29587)
@@ -1,3 +1,8 @@
+Mon Oct 25 06:21:35 2010  Nobuyoshi Nakada  <nobu@r...>
+
+	* vsnprintf.c (BSD_vfprintf): prec digits fractal part should be
+	  appended to 0 if prec is given.  [ruby-dev:42453] #3979
+
 Mon Oct 25 02:57:21 2010  Koichi Sasada  <ko1@a...>
 
 	* common.mk (run.gdb): Quit gdb on 'make gdb' when
Index: vsnprintf.c
===================================================================
--- vsnprintf.c	(revision 29586)
+++ vsnprintf.c	(revision 29587)
@@ -784,8 +784,10 @@
 #ifdef FLOATING_POINT
 		case 'a':
 		case 'A':
-			if (prec >= 0)
+			if (prec >= 0) {
+				flags |= ALT;
 				prec++;
+			}
 			goto fp_begin;
 		case 'e':		/* anomalous precision */
 		case 'E':
Index: test/ruby/test_sprintf.rb
===================================================================
--- test/ruby/test_sprintf.rb	(revision 29586)
+++ test/ruby/test_sprintf.rb	(revision 29587)
@@ -230,6 +230,10 @@
     assert_equal("0x1.p+0", sprintf("%#.0a",  1), bug3965)
     assert_equal("0x00000000000000.p+0", sprintf("%#020a",  0), bug3965)
     assert_equal("0x0000.0000000000p+0", sprintf("%#020.10a",  0), bug3965)
+
+    bug3979 = '[ruby-dev:42453]'
+    assert_equal("          0x0.000p+0", sprintf("%20.3a",  0), bug3979)
+    assert_equal("          0x1.000p+0", sprintf("%20.3a",  1), bug3979)
   end
 
   BSIZ = 120

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/