- signaling the same link state multiple times fixed

- building as CMake library target added

CMakeLists.txt

@@ -1,7 +1,13 @@
-target_sources(
-    ${CMAKE_PROJECT_NAME}
-    PUBLIC
+cmake_minimum_required(VERSION 3.15)
 
+set(ETHERLIB_TARGET etherlib)
+
+if (ETHERLIB_TARGET_TAG)
+    set(ETHERLIB_TARGET "${ETHERLIB_TARGET}_${ETHERLIB_TARGET_TAG}")
+    message("Custom EtherLib target: ${ETHERLIB_TARGET}")
+endif()
+
+set(ETHERLIB_SRC
     apps/http_server.c
     apps/http_server.h
     apps/ftp_server.c
@@ -89,3 +95,18 @@ target_sources(
     utils.c
     utils.h
 )
+
+add_library(${ETHERLIB_TARGET} STATIC ${ETHERLIB_SRC})
+target_include_directories(${ETHERLIB_TARGET} PRIVATE ${ETHERLIB_INCLUDES})
+target_compile_options(${ETHERLIB_TARGET} PRIVATE
+    ${ETHERLIB_CPU_PARAMS}
+    -Wall
+    -Wextra
+    #-Wpedantic
+    -Wno-unused-parameter
+    
+    $<$<COMPILE_LANGUAGE:ASM>:-x assembler-with-cpp -MMD -MP>
+    $<$<CONFIG:Debug>:-O0 -g3 -ggdb>
+    $<$<CONFIG:Release>:-Og -g0>    
+)
+target_compile_definitions(${ETHERLIB_TARGET} PRIVATE ${ETHERLIB_COMPILE_DEFS})

eth_interface.c

@@ -120,7 +120,6 @@ static ThreadReturnType task_ethintf(ThreadParamType param) {
                 } else { // if link is off
                     dhcp_stop(intf->dhcp);
                 }
-            }
 
                 // print generic message
                 MSG("ETH LINK: %s%s", (ls ? (ANSI_COLOR_BGREEN "UP ") : (ANSI_COLOR_BRED "DOWN\n")), ANSI_COLOR_RESET);
@@ -129,6 +128,8 @@ static ThreadReturnType task_ethintf(ThreadParamType param) {
                 if (ls) {
                     MSG("(%u Mbps, %s duplex)\n", speed, duplex ? "FULL" : "HALF");
                 }
+            }
+
         } break;
         case ETH_IIE_TRANSMIT_NOTIFY: {
             intf->ioDef->llTxTrigger(intf->ioDef, intf->txQ);
@@ -219,6 +220,6 @@ void ethinf_down(EthInterface *intf) {
     intf->up = false;
 }
 
-void ethinf_set_intercept_callback(EthInterface * intf, EthIntfInterceptCb cb) {
+void ethinf_set_intercept_callback(EthInterface *intf, EthIntfInterceptCb cb) {
     intf->interceptCb = cb;
 }