feat: add alpine and freebsd CI

Author: dy-tea

.github/workflows/ci.yml

@@ -3,7 +3,7 @@ name: Build
 on: [push]
 
 jobs:
-  build:
+  arch:
     runs-on: ubuntu-latest
     container:
       image: archlinux:latest
@@ -34,4 +34,55 @@ jobs:
         run: |
           cd arch/
           chown -R builder:builder .
-          sudo -u builder makepkg -s --noconfirm
+          sudo -u builder makepkg -si --noconfirm
+
+  alpine:
+    runs-on: ubuntu-latest
+    container:
+      image: alpine:edge
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install build dependencies
+        run: |
+          apk add --no-cache git gcc musl-dev cairo-dev eudev-dev gdk-pixbuf-dev \
+            libdisplay-info-dev libevdev-dev libinput-dev libseat-dev libxcb-dev \
+            libxkbcommon-dev mesa-dev meson pango-dev pcre2-dev pixman-dev \
+            wayland-dev wayland-protocols xcb-util-image-dev xcb-util-wm-dev \
+            xwayland-dev hwdata-dev shaderc-dev vulkan-headers vulkan-loader-dev
+
+      - name: Build wlroots
+        run: |
+          git clone --depth 1 https://gitlab.freedesktop.org/wlroots/wlroots.git /tmp/wlroots
+          meson setup /tmp/wlroots /tmp/wlroots/build -Dexamples=false -Dtests=false
+          ninja -C /tmp/wlroots/build
+          meson install -C /tmp/wlroots/build
+          rm -rf /tmp/wlroots
+
+      - name: Build
+        run: |
+          meson setup build
+          ninja -C build
+
+  freebsd:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build on FreeBSD
+        uses: vmactions/freebsd-vm@v1
+        with:
+          release: "14.2"
+          usesh: true
+          prepare: |
+            pkg install -y meson ninja pkgconf git wayland wayland-protocols \
+              libxkbcommon pixman cairo libdrm libinput libevdev seatd \
+              pango shaderc vulkan-headers xcb-util-wm xcb-util-errors \
+              xcb-util-renderutil json-c lcms2 libepoll-shim libinotify \
+              mesa-libs
+          run: |
+            git clone --depth 1 https://gitlab.freedesktop.org/wlroots/wlroots.git /tmp/wlroots
+            meson setup /tmp/wlroots /tmp/wlroots/build -Dexamples=false -Dtests=false
+            ninja -C /tmp/wlroots/build
+            meson install -C /tmp/wlroots/build
+            rm -rf /tmp/wlroots
+            meson setup build
+            ninja -C build

src/ipc_subscribe.c

@@ -5,6 +5,7 @@
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <string.h>
 
 static subscriber_t *make_subscriber(int client_fd, char *fifo_path, subscriber_mask_t mask,
 		int count) {