Compilation Error

[matrixall]

Using Sonoff Basic Example ArduinoJson 6.21.2

In file included from D:\Arduino\libraries\ESPHap-1.1\homekitintegrationcpp.cpp:5: D:\Arduino\libraries\ESPHap-1.1\homeintegration.h:19: warning: "INFO" redefined 19	#define INFO(message, ...) printf(">>> Home Integration: " message "\n", ##__VA_ARGS__)

In file included from D:\Arduino\libraries\ESPHap-1.1\homekitintegrationcpp.cpp:2: D:\Arduino\libraries\ESPHap-1.1\esphap_debug.h:27: note: this is the location of the previous definition 27	#define INFO(message, ...) printf_P(PSTR(">>> HomeKit: " message "\n"), ##__VA_ARGS__)

D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp: In function 'void send_tlv_response(client_context_t, tlv_values_t)': D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp:1113:30: warning: ISO C++ forbids converting a string constant to 'char' [-Wwrite-strings] 1113 | static char http_headers = "HTTP/1.1 200 OK\r\n" | ^~~~~ 1114 | "Content-Type: application/pairing+tlv8\r\n" | ~~~~~~~~~~~~ 1115 | "Content-Length: %d\r\n" | ~~~~~~~~
1116 | "Connection: keep-alive\r\n\r\n"; | ~~~~~~~~ D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp: In function 'void send_json_response(client_context_t, int, byte, size_t)': D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp:1157:30: warning: ISO C++ forbids converting a string constant to 'char' [-Wwrite-strings] 1157 | static char http_headers = "HTTP/1.1 %d %s\r\n" | ^~~~~~~~ 1158 | "Content-Type: application/hap+json\r\n" | ~~~~~~~~ 1159 | "Content-Length: %d\r\n" | ~~~~~~~~
1160 | "Connection: keep-alive\r\n\r\n"; | ~~~~~~~~ D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp: In function 'int homekit_get_accessory_id(char*, size_t)': D:\Arduino\libraries\ESPHap-1.1\arduino_homekit_server.cpp:4201:6: error: control reaches end of non-void function [-Werror=return-type] 4201 | free(accessory_id); | ~~^~~~ cc1plus.exe: some warnings being treated as errors Multiple libraries were found for "WiFiManager.h" Used: D:\Arduino\libraries\WiFiManager Not used: D:\Arduino\libraries\WiFiManager-2.0.11-beta exit status 1 Error compiling for board NodeMCU 1.0 (ESP-12E Module).

[matrixall]

These steps seem to solve the issue:

• Commenting Line 19 in homeintegration.h
• Adding return 0; to int homekit_get_accessory_id in arduino_homekit_server.cpp (Line 4,213)