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
144
145
146
147
148
149
150
151
|
/* Copyright (c) 2013, Vsevolod Stakhov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
#include <time.h>
#ifdef __APPLE__
#ifdef HAVE_MACH_MACH_TIME_H
#include <mach/mach_time.h>
#endif
#endif
#include "ucl.h"
static double
get_ticks (void)
{
double res;
#ifdef __APPLE__
res = mach_absolute_time () / 1000000000.;
#else
struct timespec ts;
clock_gettime (CLOCK_MONOTONIC, &ts);
res = (double)ts.tv_sec + ts.tv_nsec / 1000000000.;
#endif
return res;
}
int
main (int argc, char **argv)
{
void *map;
struct ucl_parser *parser;
ucl_object_t *obj;
int fin;
unsigned char *emitted;
struct stat st;
const char *fname_in = NULL;
int ret = 0;
double start, end, seconds;
switch (argc) {
case 2:
fname_in = argv[1];
break;
}
fin = open (fname_in, O_RDONLY);
if (fin == -1) {
perror ("open failed");
exit (EXIT_FAILURE);
}
parser = ucl_parser_new (UCL_PARSER_ZEROCOPY);
(void)fstat (fin, &st);
map = mmap (NULL, st.st_size, PROT_READ, MAP_SHARED, fin, 0);
if (map == MAP_FAILED) {
perror ("mmap failed");
exit (EXIT_FAILURE);
}
close (fin);
start = get_ticks ();
ucl_parser_add_chunk (parser, map, st.st_size);
obj = ucl_parser_get_object (parser);
end = get_ticks ();
seconds = end - start;
printf ("ucl: parsed input in %.4f seconds\n", seconds);
if (ucl_parser_get_error(parser)) {
printf ("Error occurred: %s\n", ucl_parser_get_error(parser));
ret = 1;
goto err;
}
start = get_ticks ();
emitted = ucl_object_emit (obj, UCL_EMIT_CONFIG);
end = get_ticks ();
seconds = end - start;
printf ("ucl: emitted config in %.4f seconds\n", seconds);
free (emitted);
start = get_ticks ();
emitted = ucl_object_emit (obj, UCL_EMIT_JSON);
end = get_ticks ();
seconds = end - start;
printf ("ucl: emitted json in %.4f seconds\n", seconds);
free (emitted);
start = get_ticks ();
emitted = ucl_object_emit (obj, UCL_EMIT_JSON_COMPACT);
end = get_ticks ();
seconds = end - start;
printf ("ucl: emitted compact json in %.4f seconds\n", seconds);
free (emitted);
start = get_ticks ();
emitted = ucl_object_emit (obj, UCL_EMIT_YAML);
end = get_ticks ();
seconds = end - start;
printf ("ucl: emitted yaml in %.4f seconds\n", seconds);
free (emitted);
ucl_parser_free (parser);
ucl_object_unref (obj);
err:
munmap (map, st.st_size);
return ret;
}
|
