1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/*
* $Id$
*
* (c) 2004 by Kalle Wallin <kaw@linux.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "support.h"
#include "charset.h"
#include "config.h"
#include <assert.h>
#include <ctype.h>
#include <string.h>
#define BUFSIZE 1024
char *
remove_trailing_slash(char *path)
{
int len;
if (path == NULL)
return NULL;
len = strlen(path);
if (len > 1 && path[len - 1] == '/')
path[len - 1] = '\0';
return path;
}
char *
lowerstr(char *str)
{
gsize i;
gsize len = strlen(str);
if (str == NULL)
return NULL;
i = 0;
while (i < len && str[i]) {
str[i] = tolower(str[i]);
i++;
}
return str;
}
#ifndef HAVE_BASENAME
char *
basename(char *path)
{
char *end;
assert(path != NULL);
path = remove_trailing_slash(path);
end = path + strlen(path);
while (end > path && *end != '/')
end--;
if (*end == '/' && end != path)
return end+1;
return path;
}
#endif /* HAVE_BASENAME */
#ifndef HAVE_STRCASESTR
char *
strcasestr(const char *haystack, const char *needle)
{
assert(haystack != NULL);
assert(needle != NULL);
return strstr(lowerstr(haystack), lowerstr(needle));
}
#endif /* HAVE_STRCASESTR */
// FIXME: utf-8 length
char *
strscroll(char *str, char *separator, int width, scroll_state_t *st)
{
gchar *tmp, *buf;
gsize len, size;
assert(str != NULL);
assert(separator != NULL);
assert(st != NULL);
if( st->offset==0 ) {
st->offset++;
return g_strdup(str);
}
/* create a buffer containing the string and the separator */
size = strlen(str)+strlen(separator)+1;
tmp = g_malloc(size);
g_strlcpy(tmp, str, size);
g_strlcat(tmp, separator, size);
len = utf8_width(tmp);
if (st->offset >= len)
st->offset = 0;
/* create the new scrolled string */
size = width+1;
if (g_utf8_validate(tmp, -1, NULL) ) {
int ulen;
buf = g_malloc(size*6);// max length of utf8 char is 6
g_utf8_strncpy(buf, g_utf8_offset_to_pointer(tmp,st->offset), size);
if( (ulen = g_utf8_strlen(buf, -1)) < width )
g_utf8_strncpy(buf+strlen(buf), tmp, size - ulen - 1);
} else {
buf = g_malloc(size);
g_strlcpy(buf, tmp+st->offset, size);
if (strlen(buf) < (size_t)width)
g_strlcat(buf, tmp, size);
}
if( time(NULL)-st->t >= 1 ) {
st->t = time(NULL);
st->offset++;
}
g_free(tmp);
return buf;
}
|
