| 1 | /* An abstract string datatype. | 
 
 
 
 
 | 2 | Copyright (C) 1998-2021 Free Software Foundation, Inc. | 
 
 
 
 
 | 3 | Contributed by Mark Mitchell (mark@markmitchell.com). | 
 
 
 
 
 | 4 |  | 
 
 
 
 
 | 5 | This file is part of GCC. | 
 
 
 
 
 | 6 |  | 
 
 
 
 
 | 7 | GCC is free software; you can redistribute it and/or modify | 
 
 
 
 
 | 8 | it under the terms of the GNU General Public License as published by | 
 
 
 
 
 | 9 | the Free Software Foundation; either version 2, or (at your option) | 
 
 
 
 
 | 10 | any later version. | 
 
 
 
 
 | 11 |  | 
 
 
 
 
 | 12 | GCC is distributed in the hope that it will be useful, | 
 
 
 
 
 | 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 
 
 
 
 | 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
 
 
 
 
 | 15 | GNU General Public License for more details. | 
 
 
 
 
 | 16 |  | 
 
 
 
 
 | 17 | You should have received a copy of the GNU General Public License | 
 
 
 
 
 | 18 | along with GCC; see the file COPYING.  If not, write to | 
 
 
 
 
 | 19 | the Free Software Foundation, 51 Franklin Street - Fifth Floor, | 
 
 
 
 
 | 20 | Boston, MA 02110-1301, USA.  */ | 
 
 
 
 
 | 21 |  | 
 
 
 
 
 | 22 | #ifndef DYN_STRING_H | 
 
 
 
 
 | 23 | #define DYN_STRING_H | 
 
 
 
 
 | 24 |  | 
 
 
 
 
 | 25 | #ifdef __cplusplus | 
 
 
 
 
 | 26 | extern "C" { | 
 
 
 
 
 | 27 | #endif | 
 
 
 
 
 | 28 |  | 
 
 
 
 
 | 29 | typedef struct dyn_string | 
 
 
 
 
 | 30 | { | 
 
 
 
 
 | 31 | int allocated;        /* The amount of space allocated for the string.  */ | 
 
 
 
 
 | 32 | int length;           /* The actual length of the string.  */ | 
 
 
 
 
 | 33 | char *s;              /* The string itself, NUL-terminated.  */ | 
 
 
 
 
 | 34 | }* dyn_string_t; | 
 
 
 
 
 | 35 |  | 
 
 
 
 
 | 36 | /* The length STR, in bytes, not including the terminating NUL.  */ | 
 
 
 
 
 | 37 | #define dyn_string_length(STR)                                          \ | 
 
 
 
 
 | 38 | ((STR)->length) | 
 
 
 
 
 | 39 |  | 
 
 
 
 
 | 40 | /* The NTBS in which the contents of STR are stored.  */ | 
 
 
 
 
 | 41 | #define dyn_string_buf(STR)                                             \ | 
 
 
 
 
 | 42 | ((STR)->s) | 
 
 
 
 
 | 43 |  | 
 
 
 
 
 | 44 | /* Compare DS1 to DS2 with strcmp.  */ | 
 
 
 
 
 | 45 | #define dyn_string_compare(DS1, DS2)                                    \ | 
 
 
 
 
 | 46 | (strcmp ((DS1)->s, (DS2)->s)) | 
 
 
 
 
 | 47 |  | 
 
 
 
 
 | 48 |  | 
 
 
 
 
 | 49 | extern int dyn_string_init (struct dyn_string *, int); | 
 
 
 
 
 | 50 | extern dyn_string_t dyn_string_new (int); | 
 
 
 
 
 | 51 | extern void dyn_string_delete (dyn_string_t); | 
 
 
 
 
 | 52 | extern char *dyn_string_release (dyn_string_t); | 
 
 
 
 
 | 53 | extern dyn_string_t dyn_string_resize (dyn_string_t, int); | 
 
 
 
 
 | 54 | extern void dyn_string_clear (dyn_string_t); | 
 
 
 
 
 | 55 | extern int dyn_string_copy (dyn_string_t, dyn_string_t); | 
 
 
 
 
 | 56 | extern int dyn_string_copy_cstr (dyn_string_t, const char *); | 
 
 
 
 
 | 57 | extern int dyn_string_prepend (dyn_string_t, dyn_string_t); | 
 
 
 
 
 | 58 | extern int dyn_string_prepend_cstr (dyn_string_t, const char *); | 
 
 
 
 
 | 59 | extern int dyn_string_insert (dyn_string_t, int, dyn_string_t); | 
 
 
 
 
 | 60 | extern int dyn_string_insert_cstr (dyn_string_t, int, const char *); | 
 
 
 
 
 | 61 | extern int dyn_string_insert_char (dyn_string_t, int, int); | 
 
 
 
 
 | 62 | extern int dyn_string_append (dyn_string_t, dyn_string_t); | 
 
 
 
 
 | 63 | extern int dyn_string_append_cstr (dyn_string_t, const char *); | 
 
 
 
 
 | 64 | extern int dyn_string_append_char (dyn_string_t, int); | 
 
 
 
 
 | 65 | extern int dyn_string_substring (dyn_string_t,  dyn_string_t, int, int); | 
 
 
 
 
 | 66 | extern int dyn_string_eq (dyn_string_t, dyn_string_t); | 
 
 
 
 
 | 67 |  | 
 
 
 
 
 | 68 | #ifdef __cplusplus | 
 
 
 
 
 | 69 | } | 
 
 
 
 
 | 70 | #endif | 
 
 
 
 
 | 71 |  | 
 
 
 
 
 | 72 | #endif /* !defined (DYN_STRING_H) */ |