blob: e0a0e95c09143d59f23bdff50a075dd2d845f6a0 (
plain) (
blame)
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
|
/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2017. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "erl_lock_flags.h"
const char *erts_lock_flags_get_type_name(erts_lock_flags_t flags) {
switch(flags & ERTS_LOCK_FLAGS_MASK_TYPE) {
case ERTS_LOCK_FLAGS_TYPE_PROCLOCK:
return "proclock";
case ERTS_LOCK_FLAGS_TYPE_MUTEX:
if(flags & ERTS_LOCK_FLAGS_PROPERTY_READ_WRITE) {
return "rw_mutex";
}
return "mutex";
case ERTS_LOCK_FLAGS_TYPE_SPINLOCK:
if(flags & ERTS_LOCK_FLAGS_PROPERTY_READ_WRITE) {
return "rw_spinlock";
}
return "spinlock";
default:
return "garbage";
}
}
const char *erts_lock_options_get_short_desc(erts_lock_options_t options) {
switch(options) {
case ERTS_LOCK_OPTIONS_RDWR:
return "rw";
case ERTS_LOCK_OPTIONS_READ:
return "r";
case ERTS_LOCK_OPTIONS_WRITE:
return "w";
default:
return "none";
}
}
|
