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| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-04-18 12:42:04 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-04-18 12:42:04 +0000 |
| commit | 95013cd5c0196f7a7fb0261594dcb74e3588af42 (patch) | |
| tree | 668f3b3f5dab349e8c5adcc11a02019c60d4bc0c /README.EXT | |
| parent | 6a8d00496a543a2c2489d564cec85effed670107 (diff) | |
| download | ruby-95013cd5c0196f7a7fb0261594dcb74e3588af42.tar.gz | |
README.EXT: about string termination
* README.EXT (Appendix B): add RSTRING_PTR and RSTRING_LEN.
and NULL-termination by StringValueCStr.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45627 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'README.EXT')
| -rw-r--r-- | README.EXT | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/README.EXT b/README.EXT index 6ba0e6fec6..a60d559092 100644 --- a/README.EXT +++ b/README.EXT @@ -1081,6 +1081,15 @@ rb_float_new(f) :: double -> Float +RSTRING_LEN(str) :: + + String -> length of String data in bytes + +RSTRING_PTR(str) :: + + String -> pointer to String data + Note that the result pointer may not be NULL-terminated + StringValue(value) :: Object with #to_str -> String @@ -1092,6 +1101,7 @@ StringValuePtr(value) :: StringValueCStr(value) :: Object with #to_str -> pointer to String data without NULL bytes + It is guaranteed that the result data is NULL-terminated rb_str_new2(s) :: |