[gha] test again with 20.04

Signed-off-by: R4SAS <r4sas@i2pmail.org>

.github/workflows/build.yml

@@ -5,7 +5,7 @@ on: [push, pull_request]
 jobs:
   build-make:
     name: Make with USE_UPNP=${{ matrix.with_upnp }}
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: true
       matrix:
@@ -14,14 +14,13 @@ jobs:
     - uses: actions/checkout@v2
     - name: install packages
       run: |
-        sudo add-apt-repository ppa:mhier/libboost-latest
         sudo apt-get update
-        sudo apt-get install build-essential libboost1.74-dev libminiupnpc-dev libssl-dev zlib1g-dev
+        sudo apt-get install build-essential libboost-all-dev libminiupnpc-dev libssl-dev zlib1g-dev
     - name: build application
       run: make USE_UPNP=${{ matrix.with_upnp }} -j3
   build-cmake:
     name: CMake with -DWITH_UPNP=${{ matrix.with_upnp }}
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: true
       matrix:
@@ -30,11 +29,26 @@ jobs:
     - uses: actions/checkout@v2
     - name: install packages
       run: |
-        sudo add-apt-repository ppa:mhier/libboost-latest
         sudo apt-get update
-        sudo apt-get install build-essential cmake libboost1.74-dev libminiupnpc-dev libssl-dev zlib1g-dev
+        sudo apt-get install build-essential cmake libboost-all-dev libminiupnpc-dev libssl-dev zlib1g-dev
     - name: build application
       run: |
         cd build
         cmake -DWITH_UPNP=${{ matrix.with_upnp }} .
         make -j3
+  build-static:
+    name: Static build with UPnP
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: install packages
+      run: |
+        sudo apt-get update
+        sudo apt-get install build-essential libboost-all-dev libminiupnpc-dev libssl-dev zlib1g-dev
+    - name: build application
+      run: make DEBUG=no USE_STATIC=yes USE_UPNP=yes -j`nproc`
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v2
+      with:
+        name: i2pd-amd64-static
+        path: i2pd

Makefile.linux

@@ -20,10 +20,10 @@ else ifeq ($(shell expr match ${CXXVER} "4\.[8-9]"),3) # gcc 4.8 - 4.9
 else ifeq ($(shell expr match ${CXXVER} "[5-6]"),1) # gcc 5 - 6
 	NEEDED_CXXFLAGS += -std=c++11
 	LDLIBS = -latomic
-else ifeq ($(shell expr match ${CXXVER} "[7-9]"),1) # gcc 7 - 9 
+else ifeq ($(shell expr match ${CXXVER} "[7-9]"),1) # gcc 7 - 9
 	NEEDED_CXXFLAGS += -std=c++17
 	LDLIBS = -latomic
-else ifeq ($(shell expr match ${CXXVER} "1[0-9]"),2) # gcc 10 - 19
+else ifeq ($(shell expr match ${CXXVER} "1[0-9]"),2) # gcc 10+
 #	NEEDED_CXXFLAGS += -std=c++20
 	NEEDED_CXXFLAGS += -std=c++17
 	LDLIBS = -latomic
@@ -33,34 +33,23 @@ endif
 
 NEEDED_CXXFLAGS += -fPIC
 
-ifeq ($(USE_STATIC),yes)
-# NOTE: on glibc you will get this warning:
-#   Using 'getaddrinfo' in statically linked applications requires at runtime
-#   the shared libraries from the glibc version used for linking
-	LIBDIR := /usr/lib/$(SYS)
-	LDLIBS += $(LIBDIR)/libboost_system.a
-	LDLIBS += $(LIBDIR)/libboost_date_time.a
-	LDLIBS += $(LIBDIR)/libboost_filesystem.a
-	LDLIBS += $(LIBDIR)/libboost_program_options.a
-	LDLIBS += $(LIBDIR)/libssl.a
-	LDLIBS += $(LIBDIR)/libcrypto.a
-	LDLIBS += $(LIBDIR)/libz.a
-ifeq ($(USE_UPNP),yes)
-	LDLIBS += $(LIBDIR)/libminiupnpc.a
-endif
-	LDLIBS += -lpthread -ldl
-else
-	LDLIBS += -lcrypto -lssl -lz -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread
-ifeq ($(USE_UPNP),yes)
-	LDLIBS += -lminiupnpc
-endif
-endif
+LDLIBS += -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lssl -lcrypto -lz
 
 # UPNP Support (miniupnpc 1.5 and higher)
 ifeq ($(USE_UPNP),yes)
+	LDLIBS += -lminiupnpc
 	NEEDED_CXXFLAGS += -DUSE_UPNP
 endif
 
+# NOTE: on glibc you will get this warning:
+#   Using 'getaddrinfo' in statically linked applications requires at runtime
+#   the shared libraries from the glibc version used for linking
+ifeq ($(USE_STATIC),yes)
+	LDLIBS += -static -ldl -lpthread -static-libgcc -static-libstdc++
+else
+	LDLIBS += -lpthread
+endif
+
 ifeq ($(USE_AESNI),yes)
 ifneq (, $(findstring i386, $(SYS))$(findstring i686, $(SYS))$(findstring x86_64, $(SYS))) # only x86-based CPU supports that
 	NEEDED_CXXFLAGS += -D__AES__ -maes