lib_util.h File Reference

#include <stdio.h>
#include <fcntl.h>
#include <string.h>
#include "types.h"

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Functions
int	check_sample_rate (int sample_rate)
int	check_update_rate (int update_rate)
pid_t	get_pid (void)
int	set_pid (pid_t pid)

Function Documentation

int check_sample_rate

(

int

sample_rate

)

Copyright (c) 2016-2017, ETH Zurich, Computer Engineering Group

Check if provided sampling rate is possible

Parameters

sample_rate

Sampling rate

Returns

SUCCESS if possible, FAILURE otherwise

Definition at line 22 of file lib_util.c.

References FAILURE, NUMBER_SAMPLE_RATES, possible_sample_rates, and SUCCESS.

Referenced by parse_args(), and rl_start().

int check_update_rate

(

int

update_rate

)

Check if provided update rate is possible

Parameters

update_rate

Update rate

Returns

SUCCESS if possible, FAILURE otherwise

Definition at line 37 of file lib_util.c.

References FAILURE, NUMBER_UPDATE_RATES, possible_update_rates, and SUCCESS.

Referenced by parse_args(), and rl_start().

pid_t get_pid

(

void

)

Get process ID (PID) of background sampling process

Returns

PID of background process

Definition at line 51 of file lib_util.c.

References FAILURE, and PID_FILE.

Referenced by rl_get_status(), rl_read_status(), and rl_stop().

int set_pid

(

pid_t

pid

)

Store process ID (PID)

Parameters

pid

Own PID

Returns

SUCCESS in case of success, FAILURE otherwise.

Definition at line 74 of file lib_util.c.

References ERROR, FAILURE, PID_FILE, rl_log(), and SUCCESS.

Referenced by rl_start().

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