Merge branch 'bugfix/compile_error' into 'master'

fix(example): Fix compile error in at example See merge request sdk/ESP8266_NONOS_SDK!46

Author: xcguang

examples/at/user/user_main.c

@@ -208,7 +208,7 @@ user_init(void)
  at_init();
 #ifdef ESP_AT_FW_VERSION
  if ((ESP_AT_FW_VERSION != NULL) && (os_strlen(ESP_AT_FW_VERSION) < 64)) {
- os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION,);
+ os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION);
  } else {
  os_sprintf(buf,"compile time:"__DATE__" "__TIME__);
  }

examples/at_espconn/user/user_main.c

@@ -242,7 +242,7 @@ user_init(void)
  at_init();
 #ifdef ESP_AT_FW_VERSION
  if ((ESP_AT_FW_VERSION != NULL) && (os_strlen(ESP_AT_FW_VERSION) < 64)) {
- os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION,);
+ os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION);
  } else {
  os_sprintf(buf,"compile time:"__DATE__" "__TIME__);
  }

examples/at_sdio/user/user_main.c

@@ -242,7 +242,7 @@ void ICACHE_FLASH_ATTR user_init(void)
 at_register_uart_rx_buffer_fetch_cb(at_custom_uart_rx_buffer_fetch_cb);
 #ifdef ESP_AT_FW_VERSION
  if ((ESP_AT_FW_VERSION != NULL) && (os_strlen(ESP_AT_FW_VERSION) < 64)) {
- os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION,);
+ os_sprintf(buf,"compile time:"__DATE__" "__TIME__"\r\n"ESP_AT_FW_VERSION);
  } else {
  os_sprintf(buf,"compile time:"__DATE__" "__TIME__);
  }