diff options
author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-01-28 02:25:44 +0000 |
---|---|---|
committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-01-28 02:25:44 +0000 |
commit | ce02662c0b256949db67f684bdfcf0ffa602ba66 (patch) | |
tree | ea4f6aa7c7d6f107a8dea946da7632bbec0683c1 /ext | |
parent | 22955e9b4d5e853f8f7aaef23c8ccb9df34af2ec (diff) |
merges r30648 from trunk into ruby_1_9_2.
--
* string.c (rb_string_value_cstr): rb_str_modify can change
RSTRING_PTR.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@30694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r-- | ext/-test-/string/cstr.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/ext/-test-/string/cstr.c b/ext/-test-/string/cstr.c new file mode 100644 index 0000000000..d4ff360575 --- /dev/null +++ b/ext/-test-/string/cstr.c @@ -0,0 +1,20 @@ +#include "ruby.h" + +static VALUE +bug_str_cstr_term(VALUE str) +{ + long len; + char *s; + rb_str_modify(str); + len = RSTRING_LEN(str); + RSTRING_PTR(str)[len] = 'x'; + s = StringValueCStr(str); + rb_gc(); + return INT2NUM(s[len]); +} + +void +Init_cstr(VALUE klass) +{ + rb_define_method(klass, "cstr_term", bug_str_cstr_term, 0); +} |