🐛 Fix build on alpine

Author: Thalhammer

Dockerfile

@@ -0,0 +1,17 @@
+FROM alpine:3 AS builder
+ARG GIT_LOGIN
+RUN set -xe \
+    && apk add --no-cache --purge -uU git cmake clang20 make openssl-libs-static openssl-dev liburing-dev linux-headers compiler-rt \
+	&& rm -rf /var/cache/apk/* /tmp/*
+COPY / /src
+RUN mkdir /build \
+    && CXX=/usr/bin/clang++-20 CC=/usr/bin/clang-20 cmake -S /src -B /build \
+            -DASYNCPP_BUILD_TEST=ON -DASYNCPP_WITH_ASAN=ON -DCMAKE_BUILD_TYPE=Release
+RUN cmake --build /build -j
+
+FROM alpine:3
+RUN set -xe \
+    && apk add --no-cache --purge -uU liburing libstdc++ openssl \
+	&& rm -rf /var/cache/apk/* /tmp/*
+COPY --from=builder /build/asyncpp_io-test /opt/asyncpp_io-test
+CMD [ "/opt/asyncpp_io-test" ]

src/io_engine_generic_unix.cpp

@@ -11,6 +11,15 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+// Fixes for MUSL Libc that lacks *64_t types
+#ifndef __GLIBC__
+#define off64_t off_t
+#define stat64 stat
+#define fstat64 fstat
+#define fseeko64 fseeko
+#define ftello64 ftello
+#endif
+
 namespace asyncpp::io::detail {
 
 	io_engine::socket_handle_t io_engine_generic_unix::socket_create(address_type domain, socket_type type) {

src/io_engine_uring.cpp

@@ -10,7 +10,6 @@ namespace asyncpp::io::detail {
 #include <cstring>
 #include <mutex>
 
-#include <asm/unistd_64.h>
 #include <fcntl.h>
 #include <liburing.h>
 #include <netinet/in.h>