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Revision 1.3 - (hide annotations)
Thu May 19 09:35:29 2005 UTC (16 years, 8 months ago) by gray
Branch: MAIN
CVS Tags: release_2_7
Changes since 1.2: +4 -3 lines
File MIME type: text/plain
Updated FSF postal mail address.

1 gray 1.1 /* dstring.h - Dynamic string handling include file. Requires strings.h.
2 gray 1.2 Copyright (C) 1990, 1991, 1992, 2004 Free Software Foundation, Inc.
3 gray 1.1
4     This program is free software; you can redistribute it and/or modify
5     it under the terms of the GNU General Public License as published by
6     the Free Software Foundation; either version 2, or (at your option)
7     any later version.
8    
9     This program is distributed in the hope that it will be useful,
10     but WITHOUT ANY WARRANTY; without even the implied warranty of
11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12     GNU General Public License for more details.
13    
14 gray 1.3 You should have received a copy of the GNU General Public
15     License along with this program; if not, write to the Free
16     Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17     Boston, MA 02110-1301 USA. */
18 gray 1.1
19     #ifndef NULL
20     #define NULL 0
21     #endif
22    
23     /* A dynamic string consists of record that records the size of an
24     allocated string and the pointer to that string. The actual string
25     is a normal zero byte terminated string that can be used with the
26     usual string functions. The major difference is that the
27     dynamic_string routines know how to get more space if it is needed
28     by allocating new space and copying the current string. */
29    
30     typedef struct
31     {
32     int ds_length; /* Actual amount of storage allocated. */
33     char *ds_string; /* String. */
34     } dynamic_string;
35    
36    
37     /* Macros that look similar to the original string functions.
38     WARNING: These macros work only on pointers to dynamic string records.
39     If used with a real record, an "&" must be used to get the pointer. */
40     #define ds_strlen(s) strlen ((s)->ds_string)
41     #define ds_strcmp(s1, s2) strcmp ((s1)->ds_string, (s2)->ds_string)
42     #define ds_strncmp(s1, s2, n) strncmp ((s1)->ds_string, (s2)->ds_string, n)
43     #define ds_index(s, c) index ((s)->ds_string, c)
44     #define ds_rindex(s, c) rindex ((s)->ds_string, c)
45    
46 gray 1.2 void ds_init (dynamic_string *string, int size);
47     void ds_resize (dynamic_string *string, int size);
48     char *ds_fgetname (FILE *f, dynamic_string *s);
49     char *ds_fgets (FILE *f, dynamic_string *s);
50     char *ds_fgetstr (FILE *f, dynamic_string *s, char eos);

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