61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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/ _____) _ | |
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( (____ _____ ____ _| |_ _____ ____| |__
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\____ \| ___ | (_ _) ___ |/ ___) _ \
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_____) ) ____| | | || |_| ____( (___| | | |
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(______/|_____)_|_|_| \__)_____)\____)_| |_|
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(C)2019 Semtech
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Description:
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LoRa concentrator HAL auxiliary functions
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License: Revised BSD License, see LICENSE.TXT file include in the project
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*/
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/* -------------------------------------------------------------------------- */
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/* --- DEPENDANCIES --------------------------------------------------------- */
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/* fix an issue between POSIX and C99 */
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#if __STDC_VERSION__ >= 199901L
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#define _XOPEN_SOURCE 600
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#else
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#define _XOPEN_SOURCE 500
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#endif
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#include <stdio.h> /* printf fprintf */
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#include <time.h> /* clock_nanosleep */
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/* -------------------------------------------------------------------------- */
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/* --- PRIVATE MACROS ------------------------------------------------------- */
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#if DEBUG_AUX == 1
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#define DEBUG_MSG(str) fprintf(stderr, str)
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#define DEBUG_PRINTF(fmt, args...) fprintf(stderr,"%s:%d: "fmt, __FUNCTION__, __LINE__, args)
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#else
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#define DEBUG_MSG(str)
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#define DEBUG_PRINTF(fmt, args...)
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#endif
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/* -------------------------------------------------------------------------- */
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/* --- PUBLIC FUNCTIONS DEFINITION ------------------------------------------ */
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/* This implementation is POSIX-pecific and require a fix to be compatible with C99 */
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void wait_ms(unsigned long a) {
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struct timespec dly;
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struct timespec rem;
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dly.tv_sec = a / 1000;
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dly.tv_nsec = ((long)a % 1000) * 1000000;
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DEBUG_PRINTF("NOTE dly: %ld sec %ld ns\n", dly.tv_sec, dly.tv_nsec);
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if((dly.tv_sec > 0) || ((dly.tv_sec == 0) && (dly.tv_nsec > 100000))) {
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clock_nanosleep(CLOCK_MONOTONIC, 0, &dly, &rem);
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DEBUG_PRINTF("NOTE remain: %ld sec %ld ns\n", rem.tv_sec, rem.tv_nsec);
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}
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return;
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}
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/* --- EOF ------------------------------------------------------------------ */
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