- Add a couple of other patches from ruby SVN repo:

  * fix integer overflow in bignums;
  * correctly check for string length in regexps;
  * fix memory leak in parse.c.

- Bump portrevision.

3 files changed, 45 insertions, 0 deletions

diff --git a/lang/ruby18/files/patch-bignum.c b/lang/ruby18/files/patch-bignum.c
new file mode 100644
index 000000000000..6bb648daf0b3
--- /dev/null
+++ b/lang/ruby18/files/patch-bignum.c
@@ -0,0 +1,12 @@
+--- bignum.c.orig	2007-09-19 06:13:21.000000000 +0400
++++ bignum.c	2008-06-26 01:54:38.000000000 +0400
+@@ -652,6 +652,9 @@
+     if (BIGZEROP(x)) {
+ 	return rb_str_new2("0");
+     }
++    if (i >= LONG_MAX/SIZEOF_BDIGITS/CHAR_BIT) {
++	rb_raise(rb_eRangeError, "bignum too big to convert into `string'");
++    }
+     j = SIZEOF_BDIGITS*CHAR_BIT*i;
+     switch (base) {
+       case 2: break;
diff --git a/lang/ruby18/files/patch-parse.c b/lang/ruby18/files/patch-parse.c
new file mode 100644
index 000000000000..ae35f9f316ac
--- /dev/null
+++ b/lang/ruby18/files/patch-parse.c
@@ -0,0 +1,19 @@
+--- parse.c.orig	2008-06-26 01:19:07.000000000 +0400
++++ parse.c	2008-06-26 01:20:12.000000000 +0400
+@@ -10705,7 +10705,7 @@
+ 		    rb_mem_clear(vars+i, len-i);
+ 		}
+ 		else {
+-		    *vars++ = (VALUE)ruby_scope;
++		    *vars++ = 0;
+ 		    rb_mem_clear(vars, len);
+ 		}
+ 		ruby_scope->local_vars = vars;
+@@ -10721,6 +10721,7 @@
+                if (!(ruby_scope->flags & SCOPE_CLONE))
+                    xfree(ruby_scope->local_tbl);
+ 	    }
++	    ruby_scope->local_vars[-1] = 0; /* no reference needed */
+ 	    ruby_scope->local_tbl = local_tbl();
+ 	}
+     }
diff --git a/lang/ruby18/files/patch-regex.c b/lang/ruby18/files/patch-regex.c
new file mode 100644
index 000000000000..16451e45807e
--- /dev/null
+++ b/lang/ruby18/files/patch-regex.c
@@ -0,0 +1,14 @@
+--- regex.c.orig	2008-06-26 01:17:14.000000000 +0400
++++ regex.c	2008-06-26 01:18:42.000000000 +0400
+@@ -3169,6 +3169,11 @@
+   if (startpos < 0  ||  startpos > size)
+     return -1;
+ 
++  if (!string) {
++    if (size == 0) string = "";
++    else return -1;
++  }
++
+   /* Update the fastmap now if not correct already.  */
+   if (fastmap && !bufp->fastmap_accurate) {
+     re_compile_fastmap(bufp);