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
|
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <locale.h>
#include <regex.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
/* lowercase chars mapped to uppercase */
static const char casetable[] = {
'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
/* ' ' '!' '"' '#' '$' '%' '&' ''' */
'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
/* '(' ')' '*' '+' ',' '-' '.' '/' */
'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
/* '0' '1' '2' '3' '4' '5' '6' '7' */
'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
/* '8' '9' ':' ';' '<' '=' '>' '?' */
'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
/* '@' 'A' 'B' 'C' 'D' 'E' 'F' 'G' */
'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
/* 'H' 'I' 'J' 'K' 'L' 'M' 'N' 'O' */
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
/* 'P' 'Q' 'R' 'S' 'T' 'U' 'V' 'W' */
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
/* 'X' 'Y' 'Z' '[' '\' ']' '^' '_' */
'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
/* '`' 'a' 'b' 'c' 'd' 'e' 'f' 'g' */
'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
/* 'h' 'i' 'j' 'k' 'l' 'm' 'n' 'o' */
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
/* 'p' 'q' 'r' 's' 't' 'u' 'v' 'w' */
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
/* 'x' 'y' 'z' '{' '|' '}' '~' */
'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
/* Latin 1: */
'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\327',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\337',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
};
static int
run_test (const char *pattern, struct re_registers *regs)
{
static char text[] = "1111AAAA2222bbbb";
struct re_pattern_buffer pat;
const char *err;
int res;
int start2;
memset (&pat, '\0', sizeof (pat));
memset (regs, '\0', 2 * sizeof (regs[0]));
pat.allocated = 0; /* regex will allocate the buffer */
pat.fastmap = (char *) malloc (256);
if (pat.fastmap == NULL)
{
puts ("out of memory");
exit (1);
}
pat.translate = (unsigned char *) casetable;
err = re_compile_pattern (pattern, strlen (pattern), &pat);
if (err != NULL)
{
fprintf (stderr, "/%s/: %s\n", pattern, err);
exit (1);
}
res = re_search (&pat, text, strlen (text), 0, strlen (text), ®s[0]);
if (res < 0)
printf ("search 1: res = %d\n", res);
else
printf ("search 1: res = %d, start = %d, end = %d\n",
res, regs[0].start[0], regs[0].end[0]);
if (regs[0].end == NULL)
start2 = 8;
else
start2 = regs[0].end[0] + 1;
regs[1] = regs[0];
res = re_search (&pat, text, strlen (text), start2, strlen (text), ®s[1]);
if (res < 0)
printf ("search 2: res = %d\n", res);
else
printf ("search 2: res = %d, start = %d, end = %d\n",
res, regs[1].start[0], regs[1].end[0]);
return res < 0 ? 1 : 0;
}
static int
do_test (void)
{
static const char lower[] = "[[:lower:]]+";
static const char upper[] = "[[:upper:]]+";
struct re_registers regs[4];
setlocale (LC_ALL, "C");
(void) re_set_syntax (RE_SYNTAX_GNU_AWK);
int result;
#define CHECK(exp) \
if (exp) { puts (#exp); result = 1; }
result = run_test (lower, regs);
result |= run_test (upper, ®s[2]);
if (! result)
{
CHECK (regs[0].start[0] != regs[2].start[0]);
CHECK (regs[0].end[0] != regs[2].end[0]);
CHECK (regs[1].start[0] != regs[3].start[0]);
CHECK (regs[1].end[0] != regs[3].end[0]);
}
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
GitWeb