From c7685f9912e89509acff5d2db54f9b3e955df2ee Mon Sep 17 00:00:00 2001 From: guowenxue <guowenxue@gmail.com> Date: Sun, 10 Apr 2022 17:38:45 +0800 Subject: [PATCH] Update mosquitto build shell script to fix install bug --- modules/c/infrared.c | 65 +++++++++++++++++--------------- 1 files changed, 34 insertions(+), 31 deletions(-) diff --git a/modules/c/infrared.c b/modules/c/infrared.c index 868638d..c6f13fe 100644 --- a/modules/c/infrared.c +++ b/modules/c/infrared.c @@ -22,6 +22,7 @@ #include <stdio.h> #include <unistd.h> #include <errno.h> +#include <stdlib.h> #include <string.h> //#define CONFIG_USE_WIRINGPI @@ -30,17 +31,27 @@ #include <wiringPi.h> -#define INFRARED_PIN 4 -//#define INFRARED_PIN 5 - int main (int argc, char **argv) { + int wPiPin; + + if( argc != 2 ) + { + printf("%s [wPi PinNum]\n", argv[0]); + printf("Exampe indoor : %s 4\n", argv[0]); + printf("Exampe hallway: %s 5\n", argv[0]); + return 0; + } + + wPiPin = atoi(argv[1]); + printf("Start infrared detect on wPi Pin[#%d]\n", wPiPin); + wiringPiSetup(); - pinMode(INFRARED_PIN, INPUT); + pinMode(wPiPin, INPUT); while(1) { - printf("Infrared monitor: %s\n", digitalRead(INFRARED_PIN)? "Someone is closing!":"No one nearby!"); + printf("Infrared monitor: %s\n", digitalRead(wPiPin)? "Someone is closing!":"No one nearby!"); sleep(1); } @@ -51,15 +62,24 @@ #include <gpiod.h> -#define INFRARED_PIN 23 -//#define INFRARED_PIN 24 - int main (int argc, char **argv) { struct gpiod_chip* chip; struct gpiod_line* line; int rv = 0; struct gpiod_line_event event; + int bcmPin; + + if( argc != 2 ) + { + printf("%s [BCM PinNum]\n", argv[0]); + printf("Exampe indoor : %s 23\n", argv[0]); + printf("Exampe hallway: %s 24\n", argv[0]); + return 0; + } + + bcmPin = atoi(argv[1]); + printf("Start infrared detect on BCM Pin[#%d]\n", bcmPin); chip = gpiod_chip_open_by_name("gpiochip0"); if( !chip ) @@ -68,19 +88,17 @@ return 1; } - line = gpiod_chip_get_line(chip, INFRARED_PIN); + line = gpiod_chip_get_line(chip, bcmPin); if( !line ) { - printf("gpiod get line[%d] failure\n", INFRARED_PIN); + printf("gpiod get line[%d] failure\n", bcmPin); rv = 2; goto cleanup; } - - //if( gpiod_line_request_rising_edge_events(line, "infrared") < 0 ) - if( gpiod_line_request_falling_edge_events(line, "infrared") < 0 ) + if( gpiod_line_request_input(line, "infrared") < 0 ) { - printf("gpiod request rising edge event failure: %s\n", strerror(errno)); + printf("gpiod request input [#%d] failure: %s\n", bcmPin, strerror(errno) ); rv = 3; goto cleanup; } @@ -88,23 +106,8 @@ while(1) { /* This function will block, must call it to setup */ - printf("Start gpiod_line_event_wait...\n"); - if( gpiod_line_event_wait(line, NULL) < 0 ) - { - printf("gpiod line wait event failure!\n"); - } - - /* This function will block, must read to clear the event */ - printf("Start gpiod_line_event_read...\n"); - if (gpiod_line_event_read(line, &event) < 0) - { - printf("gpiod line wait event failure!\n"); - } - - if (event.event_type == GPIOD_LINE_EVENT_RISING_EDGE) - { - printf("Infrared monitor: Someone is closing!\n"); - } + printf("Infrared monitor: %s\n", gpiod_line_get_value(line) ? "Someone is closing!":"No one nearby!"); + sleep(1); } cleanup: -- Gitblit v1.9.1