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* array.c (sort_1, sort_2): check for reentered and if elements are
accessible. [ruby-core:16679] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16321 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,6 +1,7 @@
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Thu May 8 08:56:31 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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Thu May 8 09:51:52 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* array.c (sort_1, sort_2): check reentered. [ruby-core:16679]
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* array.c (sort_1, sort_2): check for reentered and if elements are
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accessible. [ruby-core:16679]
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Thu May 8 06:43:52 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
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10
array.c
10
array.c
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@ -1442,21 +1442,23 @@ rb_ary_reverse_m(VALUE ary)
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return rb_ary_reverse(rb_ary_dup(ary));
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}
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static void
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static VALUE
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check_reentered(VALUE *klass)
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{
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if (*klass) {
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rb_raise(rb_eRuntimeError, "sort! reentered");
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}
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return Qnil;
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}
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static int
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sort_1(const void *ap, const void *bp, void *dummy)
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{
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VALUE retval = check_reentered(dummy);
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VALUE a = *(const VALUE *)ap, b = *(const VALUE *)bp;
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VALUE retval = rb_yield_values(2, a, b);
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int n;
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retval = rb_yield_values(2, a, b);
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n = rb_cmpint(retval, a, b);
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check_reentered(dummy);
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return n;
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@ -1465,7 +1467,7 @@ sort_1(const void *ap, const void *bp, void *dummy)
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static int
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sort_2(const void *ap, const void *bp, void *dummy)
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{
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VALUE retval;
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VALUE retval = check_reentered(dummy);
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VALUE a = *(const VALUE *)ap, b = *(const VALUE *)bp;
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int n;
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@ -1515,6 +1517,8 @@ rb_ary_sort_bang(VALUE ary)
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RARRAY(ary)->len = RARRAY(tmp)->len;
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RARRAY(ary)->aux.capa = RARRAY(tmp)->aux.capa;
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FL_UNSET(ary, ELTS_SHARED);
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RARRAY(tmp)->ptr = 0;
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RARRAY(tmp)->len = 0;
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RBASIC(tmp)->klass = RBASIC(ary)->klass;
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}
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return ary;
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