From 2ef78857e96be9577f534299653e5a5f34e9e80c Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <ivan@espressif.com>
Date: Tue, 19 Mar 2019 15:06:20 +0800
Subject: [PATCH] fix -Wstrict-prototypes issues

---
 lib/include/mqtt_outbox.h        | 2 +-
 lib/include/platform_esp32_idf.h | 4 ++--
 lib/mqtt_outbox.c                | 2 +-
 lib/platform_esp32_idf.c         | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/lib/include/mqtt_outbox.h b/lib/include/mqtt_outbox.h
index e3a5ba7..36981e5 100644
--- a/lib/include/mqtt_outbox.h
+++ b/lib/include/mqtt_outbox.h
@@ -33,7 +33,7 @@ typedef enum pending_state {
     CONFIRMED
 } pending_state_t;
 
-outbox_handle_t outbox_init();
+outbox_handle_t outbox_init(void);
 outbox_item_handle_t outbox_enqueue(outbox_handle_t outbox, outbox_message_handle_t message, int tick);
 outbox_item_handle_t outbox_dequeue(outbox_handle_t outbox, pending_state_t pending, int *tick);
 outbox_item_handle_t outbox_get(outbox_handle_t outbox, int msg_id);
diff --git a/lib/include/platform_esp32_idf.h b/lib/include/platform_esp32_idf.h
index b25b5db..1054a18 100644
--- a/lib/include/platform_esp32_idf.h
+++ b/lib/include/platform_esp32_idf.h
@@ -23,9 +23,9 @@
 #include "esp_log.h"
 #include "esp_system.h"
 
-char *platform_create_id_string();
+char *platform_create_id_string(void);
 int platform_random(int max);
-long long platform_tick_get_ms();
+long long platform_tick_get_ms(void);
 void ms_to_timeval(int timeout_ms, struct timeval *tv);
 
 #define ESP_MEM_CHECK(TAG, a, action) if (!(a)) {                                                      \
diff --git a/lib/mqtt_outbox.c b/lib/mqtt_outbox.c
index ac7359a..d92bfb6 100644
--- a/lib/mqtt_outbox.c
+++ b/lib/mqtt_outbox.c
@@ -24,7 +24,7 @@ typedef struct outbox_item {
 STAILQ_HEAD(outbox_list_t, outbox_item);
 
 
-outbox_handle_t outbox_init()
+outbox_handle_t outbox_init(void)
 {
     outbox_handle_t outbox = calloc(1, sizeof(struct outbox_list_t));
     ESP_MEM_CHECK(TAG, outbox, return NULL);
diff --git a/lib/platform_esp32_idf.c b/lib/platform_esp32_idf.c
index bbe0199..4e2b5a8 100644
--- a/lib/platform_esp32_idf.c
+++ b/lib/platform_esp32_idf.c
@@ -9,7 +9,7 @@ static const char *TAG = "PLATFORM";
 
 #define MAX_ID_STRING (32)
 
-char *platform_create_id_string()
+char *platform_create_id_string(void)
 {
     uint8_t mac[6];
     char *id_string = calloc(1, MAX_ID_STRING);
@@ -24,7 +24,7 @@ int platform_random(int max)
     return esp_random() % max;
 }
 
-long long platform_tick_get_ms()
+long long platform_tick_get_ms(void)
 {
     struct timeval te;
     gettimeofday(&te, NULL); // get current time