| 1 | /* str.h
|
|---|
| 2 | *
|
|---|
| 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1999, 2000, 2005
|
|---|
| 4 | * by Larry Wall and others
|
|---|
| 5 | *
|
|---|
| 6 | * You may distribute under the terms of either the GNU General Public
|
|---|
| 7 | * License or the Artistic License, as specified in the README file.
|
|---|
| 8 | */
|
|---|
| 9 |
|
|---|
| 10 | struct string {
|
|---|
| 11 | char * str_ptr; /* pointer to malloced string */
|
|---|
| 12 | double str_nval; /* numeric value, if any */
|
|---|
| 13 | int str_len; /* allocated size */
|
|---|
| 14 | int str_cur; /* length of str_ptr as a C string */
|
|---|
| 15 | union {
|
|---|
| 16 | STR *str_next; /* while free, link to next free str */
|
|---|
| 17 | } str_link;
|
|---|
| 18 | char str_pok; /* state of str_ptr */
|
|---|
| 19 | char str_nok; /* state of str_nval */
|
|---|
| 20 | };
|
|---|
| 21 |
|
|---|
| 22 | #define Nullstr Null(STR*)
|
|---|
| 23 |
|
|---|
| 24 | /* the following macro updates any magic values this str is associated with */
|
|---|
| 25 |
|
|---|
| 26 | #define STABSET(x) (x->str_link.str_magic && stabset(x->str_link.str_magic,x))
|
|---|
| 27 |
|
|---|
| 28 | EXT STR **tmps_list;
|
|---|
| 29 | EXT long tmps_max INIT(-1);
|
|---|
| 30 |
|
|---|
| 31 | char * str_2ptr ( STR *str );
|
|---|
| 32 | void str_cat ( STR *str, char *ptr );
|
|---|
| 33 | void str_free ( STR *str );
|
|---|
| 34 | char * str_gets ( STR *str, FILE *fp );
|
|---|
| 35 | int str_len ( STR *str );
|
|---|
| 36 | STR * str_make ( char *s );
|
|---|
| 37 | void str_ncat ( STR *str, char *ptr, int len );
|
|---|
| 38 | STR * str_new ( int len );
|
|---|
| 39 | void str_nset ( STR *str, char *ptr, int len );
|
|---|
| 40 | void str_numset ( STR *str, double num );
|
|---|
| 41 | void str_scat ( STR *dstr, STR *sstr );
|
|---|
| 42 | void str_set ( STR *str, char *ptr );
|
|---|
| 43 | void str_sset ( STR *dstr, STR *sstr );
|
|---|