diff options
Diffstat (limited to 'Src/zsh.h')
-rw-r--r-- | Src/zsh.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/Src/zsh.h b/Src/zsh.h index 834142895..82d152bb8 100644 --- a/Src/zsh.h +++ b/Src/zsh.h @@ -832,13 +832,33 @@ struct estate { char *strs; /* strings from prog */ }; +/* + * A binary tree of strings. + * + * Refer to the "Word code." comment at the top of Src/parse.c for details. + */ typedef struct eccstr *Eccstr; - struct eccstr { + /* Child pointers. */ Eccstr left, right; + + /* String; pointer into to estate::strs. */ char *str; - wordcode offs, aoffs; + + /* Wordcode of a long string, as described in the Src/parse.c comment. */ + wordcode offs; + + /* Raw memory offset of str in estate::strs. */ + wordcode aoffs; + + /* + * ### The number of starts and ends of function definitions up to this point. + * + * String reuse may only happen between strings that have the same "nfunc" value. + */ int nfunc; + + /* Hash of str. */ int hashval; }; |