Add NetBSD Support.

.github/workflows/cmake-netbsd.yml

@@ -0,0 +1,45 @@
+name: NetBSD CMake
+
+on:
+  push:
+    branches: main
+    tags-ignore: '*.*'
+    paths:
+      - '.github/workflows/cmake-netbsd.yml'
+      - 'CMakeLists.txt'
+      - 'include/**'
+      - 'src/*pp'
+      - 'src/netbsd/*pp'
+  pull_request:
+    branches: main
+    paths:
+      - '.github/workflows/cmake-netbsd.yml'
+      - 'CMakeLists.txt'
+      - 'include/**'
+      - 'src/*pp'
+      - 'src/netbsd/*pp'
+
+jobs:
+  cmake_build_on_netbsd:
+    runs-on: ubuntu-22.04
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+      cancel-in-progress: true
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Compile
+        uses: vmactions/netbsd-vm@v1
+        with:
+          release: '10.0'
+          usesh: true
+          prepare: |
+            PATH="/usr/pkg/sbin:/usr/pkg/bin:$PATH"
+            PKG_PATH="https://ftp.netbsd.org/pub/pkgsrc/packages/NetBSD/amd64/10.0/All/"
+            export PATH PKG_PATH
+            /usr/sbin/pkg_add pkgin
+            pkgin -y install cmake ninja-build gcc10 coreutils git
+            git config --global --add safe.directory /home/runner/work/btop/btop
+          run: |
+            cmake -DCMAKE_CXX_COMPILER="/usr/pkg/gcc10/bin/g++" -B build -G Ninja -DBTOP_STATIC=OFF
+            cmake --build build --verbose

.github/workflows/continuous-build-freebsd.yml

@@ -11,6 +11,7 @@ on:
       - 'src/**'
       - '!src/linux/**'
       - '!src/osx/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
@@ -22,6 +23,7 @@ on:
       - 'src/**'
       - '!src/linux/**'
       - '!src/osx/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'

.github/workflows/continuous-build-gpu.yml

@@ -11,6 +11,7 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
@@ -22,6 +23,7 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'

.github/workflows/continuous-build-linux.yml

@@ -11,6 +11,7 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
@@ -22,6 +23,7 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'

.github/workflows/continuous-build-macos.yml

@@ -11,6 +11,7 @@ on:
       - 'src/**'
       - '!src/linux/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
@@ -22,6 +23,7 @@ on:
       - 'src/**'
       - '!src/linux/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'

.github/workflows/continuous-build-netbsd.yml

@@ -0,0 +1,65 @@
+name: Continuous Build NetBSD
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    tags-ignore:
+      - '*.*'
+    paths:
+      - 'src/**'
+      - '!src/linux/**'
+      - '!src/osx/**'
+      - '!src/freebsd/**'
+      - '!src/openbsd/**'
+      - 'include/**'
+      - 'Makefile'
+      - '.github/workflows/continuous-build-netbsd.yml'
+  pull_request:
+    branches:
+      - main
+    paths:
+      - 'src/**'
+      - '!src/linux/**'
+      - '!src/osx/**'
+      - '!src/freebsd/**'
+      - '!src/openbsd/**'
+      - 'include/**'
+      - 'Makefile'
+      - '.github/workflows/continuous-build-netbsd.yml'
+
+jobs:
+  build-netbsd:
+    runs-on: ubuntu-22.04
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Compile
+        uses: vmactions/netbsd-vm@v1
+
+        with:
+          release: '10.0'
+          usesh: true
+          prepare: |
+            PATH="/usr/pkg/sbin:/usr/pkg/bin:$PATH"
+            PKG_PATH="https://ftp.netbsd.org/pub/pkgsrc/packages/NetBSD/amd64/10.0/All/"
+            export PATH PKG_PATH
+            /usr/sbin/pkg_add pkgin
+            pkgin -y install gmake gcc10 coreutils git
+            git config --global --add safe.directory /home/runner/work/btop/btop
+          run: |
+            gmake CXX=/usr/pkg/gcc10/bin/g++ CXXFLAGS='-DNDEBUG -I/usr/pkg/gcc10/include -I/usr/include -I/usr/pkg/include' STATIC=true STRIP=true
+            GIT_HASH=$(git rev-parse --short "$GITHUB_SHA")
+            mv bin/btop bin/btop-GCC10-"$GIT_HASH"
+            ls -alh bin
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: btop-x86_64-netbsd-9.3
+          path: 'bin/*'
+          if-no-files-found: error
+

.github/workflows/continuous-build-openbsd.yml

@@ -12,6 +12,7 @@ on:
       - '!src/linux/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - 'include/**'
       - 'Makefile'
       - '.github/workflows/continuous-build-openbsd.yml'
@@ -23,6 +24,7 @@ on:
       - '!src/linux/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
       - 'include/**'
       - 'Makefile'
       - '.github/workflows/continuous-build-openbsd.yml'

.github/workflows/test-snap-can-build.yml

@@ -9,6 +9,8 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
+      - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
       - '.github/workflows/test-snap-can-build.yml'
@@ -18,6 +20,8 @@ on:
       - 'src/**'
       - '!src/osx/**'
       - '!src/freebsd/**'
+      - '!src/netbsd/**'
+      - '!src/openbsd/**'
       - 'include/**'
       - 'Makefile'
       - '.github/workflows/test-snap-can-build.yml'

CMakeLists.txt

@@ -66,6 +66,8 @@ elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
   target_sources(btop PRIVATE src/freebsd/btop_collect.cpp)
 elseif(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
   target_sources(btop PRIVATE src/openbsd/btop_collect.cpp src/openbsd/sysctlbyname.cpp)
+elseif(CMAKE_SYSTEM_NAME STREQUAL "NetBSD")
+  target_sources(btop PRIVATE src/netbsd/btop_collect.cpp)
 elseif(LINUX)
   target_sources(btop PRIVATE src/linux/btop_collect.cpp)
 else()
@@ -214,6 +216,13 @@ elseif(CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
   endif()
   find_package(kvm REQUIRED)
   target_link_libraries(btop kvm::kvm)
+elseif(CMAKE_SYSTEM_NAME STREQUAL "NetBSD")
+  if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    target_compile_options(btop PRIVATE -static-libstdc++ -std=c++20 -DNDEBUG)
+  endif()
+  find_package(kvm REQUIRED)
+  find_package(proplib REQUIRED)
+  target_link_libraries(btop kvm::kvm proplib::proplib)
 endif()
 
 

Makefile

@@ -151,6 +151,12 @@ else ifeq ($(PLATFORM_LC),openbsd)
 	override ADDFLAGS += -lkvm -static-libstdc++
 	export MAKE = gmake
 	SU_GROUP := wheel
+else ifeq ($(PLATFORM_LC),netbsd)
+	PLATFORM_DIR := netbsd
+	THREADS	:= $(shell sysctl -n hw.ncpu || echo 1)
+	override ADDFLAGS += -lkvm -lprop
+	export MAKE = gmake
+	SU_GROUP := wheel
 else
 $(error $(shell printf "\033[1;91mERROR: \033[97mUnsupported platform ($(PLATFORM))\033[0m"))
 endif