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https://github.com/FeralInteractive/gamemode.git
synced 2025-06-06 07:37:21 +02:00
refactor: Break helpers out of the main daemon source
Signed-off-by: Kai Krakow <kai@kaishome.de>
This commit is contained in:
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9bbcc03c50
commit
c4ff3d7250
@ -35,6 +35,7 @@ POSSIBILITY OF SUCH DAMAGE.
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#include "daemon_config.h"
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#include "governors-query.h"
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#include "governors.h"
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#include "helpers.h"
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#include "ioprio.h"
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#include "logging.h"
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@ -47,9 +48,6 @@ POSSIBILITY OF SUCH DAMAGE.
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#include <sched.h>
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#include <signal.h>
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#include <stdatomic.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/param.h>
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#include <sys/resource.h>
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#include <sys/sysinfo.h>
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#include <sys/types.h>
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@ -66,31 +64,6 @@ POSSIBILITY OF SUCH DAMAGE.
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*/
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#define NICE_DEFAULT_PRIORITY -4
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/* Value clamping helper.
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*/
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#define CLAMP(lbound, ubound, value) MIN(MIN(lbound, ubound), MAX(MAX(lbound, ubound), value))
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/* Little helper to safely print into a buffer, returns a pointer into the buffer
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*/
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#define buffered_snprintf(b, s, ...) \
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(snprintf(b, sizeof(b), s, __VA_ARGS__) < (ssize_t)sizeof(b) ? b : NULL)
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/* Little helper to safely print into a buffer, returns a newly allocated string
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*/
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#define safe_snprintf(b, s, ...) \
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(snprintf(b, sizeof(b), s, __VA_ARGS__) < (ssize_t)sizeof(b) ? strndup(b, sizeof(b)) : NULL)
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/**
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* Helper function: Test, if haystack ends with needle.
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*/
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static inline const char *strtail(const char *haystack, const char *needle)
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{
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char *pos = strstr(haystack, needle);
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if (pos && (strlen(pos) == strlen(needle)))
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return pos;
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return NULL;
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}
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/**
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* The GameModeClient encapsulates the remote connection, providing a list
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* form to contain the pid and credentials.
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64
daemon/helpers.h
Normal file
64
daemon/helpers.h
Normal file
@ -0,0 +1,64 @@
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/*
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Copyright (c) 2017-2018, Feral Interactive
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Feral Interactive nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <stdio.h>
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#include <string.h>
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#include <sys/param.h>
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/**
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* Value clamping helper, works like MIN/MAX but constraints a value within the range.
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*/
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#define CLAMP(lbound, ubound, value) MIN(MIN(lbound, ubound), MAX(MAX(lbound, ubound), value))
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/**
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* Little helper to safely print into a buffer, returns a pointer into the buffer
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*/
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#define buffered_snprintf(b, s, ...) \
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(snprintf(b, sizeof(b), s, __VA_ARGS__) < (ssize_t)sizeof(b) ? b : NULL)
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/**
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* Little helper to safely print into a buffer, returns a newly allocated string
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*/
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#define safe_snprintf(b, s, ...) \
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(snprintf(b, sizeof(b), s, __VA_ARGS__) < (ssize_t)sizeof(b) ? strndup(b, sizeof(b)) : NULL)
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/**
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* Helper function: Test, if haystack ends with needle.
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*/
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static inline const char *strtail(const char *haystack, const char *needle)
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{
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char *pos = strstr(haystack, needle);
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if (pos && (strlen(pos) == strlen(needle)))
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return pos;
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return NULL;
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}
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