diff options
Diffstat (limited to 'gdb/ui-style.h')
| -rw-r--r-- | gdb/ui-style.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/gdb/ui-style.h b/gdb/ui-style.h index 77a175d..f61152f 100644 --- a/gdb/ui-style.h +++ b/gdb/ui-style.h @@ -354,11 +354,35 @@ private: bool m_reverse = false; }; +/* Possible results for checking an ANSI escape sequence. */ +enum class ansi_escape_result +{ + /* The escape sequence is definitely not recognizable. */ + NO_MATCH, + + /* The escape sequence might be recognizable with more input. */ + INCOMPLETE, + + /* The escape sequence is definitely recognizable. */ + MATCHED, +}; + +/* Examine an ANSI escape sequence in BUF. BUF must begin with an ESC + character. Return a value indicating whether the sequence was + recognizable. If MATCHED is returned, then N_READ is updated to + reflect the number of chars read from BUF. */ + +extern ansi_escape_result examine_ansi_escape (const char *buf, int *n_read); + /* Skip an ANSI escape sequence in BUF. BUF must begin with an ESC character. Return true if an escape sequence was successfully skipped; false otherwise. If an escape sequence was skipped, N_READ is updated to reflect the number of chars read from BUF. */ -extern bool skip_ansi_escape (const char *buf, int *n_read); +static inline bool +skip_ansi_escape (const char *buf, int *n_read) +{ + return examine_ansi_escape (buf, n_read) == ansi_escape_result::MATCHED; +} #endif /* GDB_UI_STYLE_H */ |