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Иван Мажукин
mpd
Commits
5598826e
Commit
5598826e
authored
Sep 04, 2016
by
Max Kellermann
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thread/Util: un-inline the functions
Reduce header clutter.
parent
3fea624c
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3 changed files
with
108 additions
and
70 deletions
+108
-70
Makefile.am
Makefile.am
+1
-1
Util.cxx
src/thread/Util.cxx
+101
-0
Util.hxx
src/thread/Util.hxx
+6
-69
No files found.
Makefile.am
View file @
5598826e
...
...
@@ -444,7 +444,7 @@ libutil_a_SOURCES = \
# Multi-threading library
libthread_a_SOURCES
=
\
src/thread/Util.hxx
\
src/thread/Util.
cxx src/thread/Util.
hxx
\
src/thread/Name.hxx
\
src/thread/Slack.hxx
\
src/thread/Mutex.hxx
\
...
...
src/thread/Util.cxx
0 → 100644
View file @
5598826e
/*
* Copyright (C) 2014-2016 Max Kellermann <max@duempel.org>
*
* 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``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 THE
* FOUNDATION OR CONTRIBUTORS 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 "config.h"
#include "Util.hxx"
#include "util/Error.hxx"
#ifdef __linux__
#include <sched.h>
#include <sys/syscall.h>
#include <unistd.h>
#elif defined(WIN32)
#include <windows.h>
#endif
#ifdef __linux__
static
int
ioprio_set
(
int
which
,
int
who
,
int
ioprio
)
{
return
syscall
(
__NR_ioprio_set
,
which
,
who
,
ioprio
);
}
static
void
ioprio_set_idle
()
{
static
constexpr
int
_IOPRIO_WHO_PROCESS
=
1
;
static
constexpr
int
_IOPRIO_CLASS_IDLE
=
3
;
static
constexpr
int
_IOPRIO_CLASS_SHIFT
=
13
;
static
constexpr
int
_IOPRIO_IDLE
=
(
_IOPRIO_CLASS_IDLE
<<
_IOPRIO_CLASS_SHIFT
)
|
7
;
ioprio_set
(
_IOPRIO_WHO_PROCESS
,
0
,
_IOPRIO_IDLE
);
}
#endif
void
SetThreadIdlePriority
()
{
#ifdef __linux__
#ifdef SCHED_IDLE
static
struct
sched_param
sched_param
;
sched_setscheduler
(
0
,
SCHED_IDLE
,
&
sched_param
);
#endif
ioprio_set_idle
();
#elif defined(WIN32)
SetThreadPriority
(
GetCurrentThread
(),
THREAD_PRIORITY_IDLE
);
#endif
};
bool
SetThreadRealtime
(
Error
&
error
)
{
#ifdef __linux__
struct
sched_param
sched_param
;
sched_param
.
sched_priority
=
50
;
int
policy
=
SCHED_FIFO
;
#ifdef SCHED_RESET_ON_FORK
policy
|=
SCHED_RESET_ON_FORK
;
#endif
if
(
sched_setscheduler
(
0
,
policy
,
&
sched_param
)
==
0
)
{
return
true
;
}
else
{
error
.
FormatErrno
(
"sched_setscheduler failed"
);
return
false
;
}
#else
return
true
;
// on non-linux systems, we pretend it worked
#endif // __linux__
};
src/thread/Util.hxx
View file @
5598826e
/*
* Copyright (C) 2014 Max Kellermann <max@duempel.org>
* Copyright (C) 2014
-2016
Max Kellermann <max@duempel.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
...
...
@@ -30,83 +30,20 @@
#ifndef THREAD_UTIL_HXX
#define THREAD_UTIL_HXX
#include "util/Error.hxx"
#ifdef __linux__
#include <sched.h>
#include <sys/syscall.h>
#include <unistd.h>
#elif defined(WIN32)
#include <windows.h>
#endif
#ifdef __linux__
static
int
ioprio_set
(
int
which
,
int
who
,
int
ioprio
)
{
return
syscall
(
__NR_ioprio_set
,
which
,
who
,
ioprio
);
}
static
void
ioprio_set_idle
()
{
static
constexpr
int
_IOPRIO_WHO_PROCESS
=
1
;
static
constexpr
int
_IOPRIO_CLASS_IDLE
=
3
;
static
constexpr
int
_IOPRIO_CLASS_SHIFT
=
13
;
static
constexpr
int
_IOPRIO_IDLE
=
(
_IOPRIO_CLASS_IDLE
<<
_IOPRIO_CLASS_SHIFT
)
|
7
;
ioprio_set
(
_IOPRIO_WHO_PROCESS
,
0
,
_IOPRIO_IDLE
);
}
#endif
class
Error
;
/**
* Lower the current thread's priority to "idle" (very low).
*/
static
inline
void
SetThreadIdlePriority
()
{
#ifdef __linux__
#ifdef SCHED_IDLE
static
struct
sched_param
sched_param
;
sched_setscheduler
(
0
,
SCHED_IDLE
,
&
sched_param
);
#endif
ioprio_set_idle
();
#elif defined(WIN32)
SetThreadPriority
(
GetCurrentThread
(),
THREAD_PRIORITY_IDLE
);
#endif
};
void
SetThreadIdlePriority
();
/**
* Raise the current thread's priority to "real-time" (very high).
* @param[out] error Receives error information on failure
* @return true on success (always true on non-linux systems)
*/
static
inline
bool
SetThreadRealtime
(
Error
&
error
)
{
#ifdef __linux__
struct
sched_param
sched_param
;
sched_param
.
sched_priority
=
50
;
int
policy
=
SCHED_FIFO
;
#ifdef SCHED_RESET_ON_FORK
policy
|=
SCHED_RESET_ON_FORK
;
#endif
if
(
sched_setscheduler
(
0
,
policy
,
&
sched_param
)
==
0
)
{
return
true
;
}
else
{
error
.
FormatErrno
(
"sched_setscheduler failed"
);
return
false
;
}
#else
return
true
;
// on non-linux systems, we pretend it worked
#endif // __linux__
};
bool
SetThreadRealtime
(
Error
&
error
);
#endif
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