diff options
Diffstat (limited to 'ext/-test-/string')
-rw-r--r-- | ext/-test-/string/depend | 11 | ||||
-rw-r--r-- | ext/-test-/string/rb_str_dup.c | 35 |
2 files changed, 46 insertions, 0 deletions
diff --git a/ext/-test-/string/depend b/ext/-test-/string/depend index 8e7ee2a55a..71e995a523 100644 --- a/ext/-test-/string/depend +++ b/ext/-test-/string/depend @@ -173,6 +173,17 @@ qsort.o: $(hdrdir)/ruby/subst.h qsort.o: $(hdrdir)/ruby/util.h qsort.o: $(top_srcdir)/include/ruby.h qsort.o: qsort.c +rb_str_dup.o: $(RUBY_EXTCONF_H) +rb_str_dup.o: $(arch_hdrdir)/ruby/config.h +rb_str_dup.o: $(hdrdir)/ruby.h +rb_str_dup.o: $(hdrdir)/ruby/backward.h +rb_str_dup.o: $(hdrdir)/ruby/defines.h +rb_str_dup.o: $(hdrdir)/ruby/intern.h +rb_str_dup.o: $(hdrdir)/ruby/missing.h +rb_str_dup.o: $(hdrdir)/ruby/ruby.h +rb_str_dup.o: $(hdrdir)/ruby/st.h +rb_str_dup.o: $(hdrdir)/ruby/subst.h +rb_str_dup.o: rb_str_dup.c set_len.o: $(RUBY_EXTCONF_H) set_len.o: $(arch_hdrdir)/ruby/config.h set_len.o: $(hdrdir)/ruby/backward.h diff --git a/ext/-test-/string/rb_str_dup.c b/ext/-test-/string/rb_str_dup.c new file mode 100644 index 0000000000..a0bd65820f --- /dev/null +++ b/ext/-test-/string/rb_str_dup.c @@ -0,0 +1,35 @@ +#include "ruby.h" + +VALUE rb_str_dup(VALUE str); + +static VALUE +bug_rb_str_dup(VALUE self, VALUE str) +{ + rb_check_type(str, T_STRING); + return rb_str_dup(str); +} + +static VALUE +bug_shared_string_p(VALUE self, VALUE str) +{ + rb_check_type(str, T_STRING); + return RB_FL_TEST(str, RUBY_ELTS_SHARED) && RB_FL_TEST(str, RSTRING_NOEMBED) ? Qtrue : Qfalse; +} + +static VALUE +bug_sharing_with_shared_p(VALUE self, VALUE str) +{ + rb_check_type(str, T_STRING); + if (bug_shared_string_p(self, str)) { + return bug_shared_string_p(self, RSTRING(str)->as.heap.aux.shared); + } + return Qfalse; +} + +void +Init_string_rb_str_dup(VALUE klass) +{ + rb_define_singleton_method(klass, "rb_str_dup", bug_rb_str_dup, 1); + rb_define_singleton_method(klass, "shared_string?", bug_shared_string_p, 1); + rb_define_singleton_method(klass, "sharing_with_shared?", bug_sharing_with_shared_p, 1); +} |