From 386352b47463a112027a227cefc86b226ed8fd7b Mon Sep 17 00:00:00 2001
From: ocean <ocean@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 17 Feb 2006 02:21:39 +0000
Subject: [PATCH] * util.c (ruby_strtod): Float("1e") should fail.
 [ruby-core:7330]

* pack.c (EXTEND32): unpack("l") did not work where sizeof(long) != 4.
  [ruby-talk:180024]

* pack.c (pack_unpack): fixed integer overflow on template "w".
  [ruby-talk:180126]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@9947 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog               | 10 ++++++++++
 pack.c                  |  6 +++---
 test/ruby/test_float.rb |  1 +
 test/ruby/test_pack.rb  |  3 +++
 util.c                  | 12 +++++++++---
 5 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index bf10282d7d..8281646ca8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+Fri Feb 17 11:18:42 2006  Hirokazu Yamamoto  <ocean@m2.ccsnet.ne.jp>
+
+	* util.c (ruby_strtod): Float("1e") should fail. [ruby-core:7330]
+
+	* pack.c (EXTEND32): unpack("l") did not work where sizeof(long) != 4.
+	  [ruby-talk:180024]
+
+	* pack.c (pack_unpack): fixed integer overflow on template "w".
+	  [ruby-talk:180126]
+
 Fri Feb 17 09:39:29 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* eval.c (rb_thread_wait_for): sleep should always sleep for
diff --git a/pack.c b/pack.c
index 05e112e79d..0e5f2b89ed 100644
--- a/pack.c
+++ b/pack.c
@@ -347,11 +347,11 @@ num2i32(x)
     return 0;			/* not reached */
 }
 
-#if SIZEOF_LONG == SIZE32 || SIZEOF_INT == SIZE32
+#if SIZEOF_LONG == SIZE32
 # define EXTEND32(x) 
 #else
 /* invariant in modulo 1<<31 */
-# define EXTEND32(x) do {if (!natint) {(x) = (I32)(((1<<31)-1-(x))^~(~0<<31));}} while(0)
+# define EXTEND32(x) do { if (!natint) {(x) = (((1L<<31)-1-(x))^~(~0L<<31));}} while(0)
 #endif
 #if SIZEOF_SHORT == SIZE16
 # define EXTEND16(x) 
@@ -1951,7 +1951,7 @@ pack_unpack(str, fmt)
 	  case 'w':
 	    {
 		unsigned long ul = 0;
-		unsigned long ulmask = 0xfeL << ((sizeof(unsigned long) - 1) * 8);
+		unsigned long ulmask = 0xfeUL << ((sizeof(unsigned long) - 1) * 8);
 
 		while (len > 0 && s < send) {
 		    ul <<= 7;
diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index fb180ff81b..63979b5be0 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -84,6 +84,7 @@ class TestFloat < Test::Unit::TestCase
     assert_raise(ArgumentError){Float("+.")}
     assert_raise(ArgumentError){Float("-")}
     assert_raise(ArgumentError){Float("-.")}
+    assert_raise(ArgumentError){Float("1e")}
     # add expected behaviour here.
   end
 end
diff --git a/test/ruby/test_pack.rb b/test/ruby/test_pack.rb
index a9f15599e4..e67465b33a 100644
--- a/test/ruby/test_pack.rb
+++ b/test/ruby/test_pack.rb
@@ -15,6 +15,9 @@ class TestPack < Test::Unit::TestCase
 
     $x = [-1073741825]
     assert_equal($x, $x.pack("q").unpack("q"))
+
+    $x = [-1]
+    assert_equal($x, $x.pack("l").unpack("l"))
   end
 
   def test_pack_N
diff --git a/util.c b/util.c
index c2c1929bc3..d8247df1b6 100644
--- a/util.c
+++ b/util.c
@@ -863,9 +863,15 @@ ruby_strtod(string, endPtr)
 		}
 		expSign = FALSE;
 	    }
-	    while (ISDIGIT(*p)) {
-		exp = exp * 10 + (*p - '0');
-		p += 1;
+	    if (ISDIGIT(*p)) {
+		do {
+		    exp = exp * 10 + (*p - '0');
+		    p += 1;
+		}
+		while (ISDIGIT(*p));
+	    }
+	    else {
+		p = pExp;
 	    }
 	}
 	if (expSign) {