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| author | Tom Tromey <tom@tromey.com> | 2017-04-26 22:41:30 -0600 |
|---|---|---|
| committer | Tom Tromey <tom@tromey.com> | 2017-08-03 07:58:58 -0600 |
| commit | e3ad2841b1c75837a901618651fed23013643e3f (patch) | |
| tree | 8bd5273ccd8abe8528e2b280ab67992bfa61ad28 /gdb/language.h | |
| parent | b80cf838447322778f04059a1f58b78ffbbeb597 (diff) | |
| download | gdb-e3ad2841b1c75837a901618651fed23013643e3f.zip gdb-e3ad2841b1c75837a901618651fed23013643e3f.tar.gz gdb-e3ad2841b1c75837a901618651fed23013643e3f.tar.bz2 | |
Remove make_cleanup_restore_current_language
This patch replaces make_cleanup_restore_current_language with an RAII
class that saves the current language, and restores it when the object
is destroyed.
ChangeLog
2017-08-03 Tom Tromey <tom@tromey.com>
* utils.h (make_cleanup_restore_current_language): Remove.
* utils.c (do_restore_current_language)
(make_cleanup_restore_current_language): Remove.
* parse.c (parse_exp_in_context_1)
(parse_expression_with_language): Use
scoped_restore_current_language.
* mi/mi-main.c (mi_cmd_execute): Use
scoped_restore_current_language.
* language.h (scoped_restore_current_language): New class.
Diffstat (limited to 'gdb/language.h')
| -rw-r--r-- | gdb/language.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gdb/language.h b/gdb/language.h index f4852c1..57e48bd 100644 --- a/gdb/language.h +++ b/gdb/language.h @@ -633,4 +633,30 @@ extern const struct language_defn opencl_language_defn; extern const struct language_defn pascal_language_defn; extern const struct language_defn rust_language_defn; +/* Save the current language and restore it upon destruction. */ + +class scoped_restore_current_language +{ +public: + + explicit scoped_restore_current_language () + : m_lang (current_language->la_language) + { + } + + ~scoped_restore_current_language () + { + set_language (m_lang); + } + + scoped_restore_current_language (const scoped_restore_current_language &) + = delete; + scoped_restore_current_language &operator= + (const scoped_restore_current_language &) = delete; + +private: + + enum language m_lang; +}; + #endif /* defined (LANGUAGE_H) */ |