From 54576d6ea7c690bdc45feae93fd4b0bb9c639a2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Kohlschu=CC=88tter?=
 <christian@kohlschutter.com>
Date: Thu, 5 Sep 2024 14:14:45 +0200
Subject: [PATCH] Build for loongarch64-Linux

We currently use openEuler-24.03-LTS for release builds.

Also see commit 3d4553e96ca8f4499a7ab643fa4838c429fa2914 for a
workaround necessary at the C language level.

https://github.com/kohlschutter/junixsocket/issues/161
---
 junixsocket-native-common/pom.xml             |  9 ++++
 junixsocket-native-cross/pom.xml              | 50 +++++++++++++++++++
 .../src/main/nar/aol.properties               | 22 ++++++++
 3 files changed, 81 insertions(+)

diff --git a/junixsocket-native-common/pom.xml b/junixsocket-native-common/pom.xml
index ff6a18bd3..20f6d05d2 100644
--- a/junixsocket-native-common/pom.xml
+++ b/junixsocket-native-common/pom.xml
@@ -248,6 +248,15 @@
                     <scope>runtime</scope>
                     <optional>true</optional>
                 </dependency>
+                <dependency>
+                    <groupId>com.kohlschutter.junixsocket</groupId>
+                    <artifactId>junixsocket-native</artifactId>
+                    <version>${project.version}</version>
+                    <type>nar</type>
+                    <classifier>loongarch64-Linux-clang-llvm-jni</classifier>
+                    <scope>runtime</scope>
+                    <optional>true</optional>
+                </dependency>
                 <dependency>
                     <groupId>com.kohlschutter.junixsocket</groupId>
                     <artifactId>junixsocket-native</artifactId>
diff --git a/junixsocket-native-cross/pom.xml b/junixsocket-native-cross/pom.xml
index 4ecb66a32..e3d5c6389 100644
--- a/junixsocket-native-cross/pom.xml
+++ b/junixsocket-native-cross/pom.xml
@@ -791,6 +791,40 @@
                             </properties>
                         </configuration>
                     </execution>
+                    <execution>
+                        <id>crosscompile-loongarch64-Linux-clang</id>
+                        <goals>
+                            <goal>run</goal>
+                        </goals>
+                        <configuration>
+                            <skipInvocation>${junixsocket.cross.disabled}</skipInvocation>
+                            <noLog>true</noLog>
+                            <streamLogs>true</streamLogs>
+                            <goals>
+                                <goal>clean</goal>
+                                <goal>install</goal>
+                            </goals>
+                            <projectsDirectory>${project.basedir}/../</projectsDirectory>
+                            <pomIncludes>
+                                <pomInclude>junixsocket-native</pomInclude>
+                            </pomIncludes>
+                            <profiles>
+                                <profile>llvm</profile>
+                            </profiles>
+                            <properties>
+                                <junixsocket.native.aol.llvm>loongarch64-Linux-clang</junixsocket.native.aol.llvm>
+                                <junixsocket.install.skip>true</junixsocket.install.skip>
+                                <junixsocket.build.directory>${project.build.directory}/junixsocket-native-loongarch64-Linux-clang-llvm</junixsocket.build.directory>
+                                <junixsocket.native.llvm.target>loongarch64-openEuler-linux</junixsocket.native.llvm.target>
+                                <junixsocket.native.jnilib.extension>so</junixsocket.native.jnilib.extension>
+                                <junixsocket.common.classifier.linux.s390x>loongarch64-Linux-clang-llvm-jni</junixsocket.common.classifier.linux.s390x>
+                                <ignorant>${ignorant}</ignorant>
+                                <gpgkeyname>${gpgkeyname}</gpgkeyname>
+                                <gpg.executable>${gpg.executable}</gpg.executable>
+                                <retrolambda>${retrolambda}</retrolambda>
+                            </properties>
+                        </configuration>
+                    </execution>
                     <execution>
                         <id>crosscompile-riscv64-Linux-clang</id>
                         <goals>
@@ -1202,6 +1236,22 @@
                             <generatePom>false</generatePom>
                         </configuration>
                     </execution>
+                    <execution>
+                        <id>install-loongarch64-Linux-clang</id>
+                        <phase>${junixsocket.cross.install-phase}</phase>
+                        <goals>
+                            <goal>install-file</goal>
+                        </goals>
+                        <configuration>
+                            <file>${project.build.directory}/junixsocket-native-loongarch64-Linux-clang-llvm/junixsocket-native-${project.version}-loongarch64-Linux-clang-jni.nar</file>
+                            <groupId>${project.groupId}</groupId>
+                            <artifactId>junixsocket-native</artifactId>
+                            <version>${project.version}</version>
+                            <packaging>nar</packaging>
+                            <classifier>loongarch64-Linux-clang-llvm-jni</classifier>
+                            <generatePom>false</generatePom>
+                        </configuration>
+                    </execution>
                     <execution>
                         <id>install-riscv64-Linux-clang</id>
                         <phase>${junixsocket.cross.install-phase}</phase>
diff --git a/junixsocket-native/src/main/nar/aol.properties b/junixsocket-native/src/main/nar/aol.properties
index 4f57de61b..6f82f8c61 100644
--- a/junixsocket-native/src/main/nar/aol.properties
+++ b/junixsocket-native/src/main/nar/aol.properties
@@ -292,6 +292,28 @@ s390x.Linux.clang.cpp.options=${junixsocket.native.clang.cpp.options} -target ${
 s390x.Linux.clang.cpp.includes=${junixsocket.native.default.cpp.includes}
 s390x.Linux.clang.cpp.excludes=
 
+loongarch64.Linux.clang.linker.name=clang
+loongarch64.Linux.clang.linker.options=${junixsocket.native.default.linker.options} -Xcrossclang-with-and-without-lc -target ${junixsocket.native.llvm.target}
+loongarch64.Linux.clang.c.compiler=clang
+loongarch64.Linux.clang.c.defines=_GNU_SOURCE
+loongarch64.Linux.clang.c.options=${junixsocket.native.clang.c.options} -Xcrossclang-with-and-without-lc -I${project.basedir}/src/main/c/jni -target ${junixsocket.native.llvm.target}
+loongarch64.Linux.clang.c.includes=${junixsocket.native.default.c.includes}
+loongarch64.Linux.clang.c.excludes=
+loongarch64.Linux.clang.java.include=
+loongarch64.Linux.clang.java.runtimeDirectory=IGNORED
+loongarch64.Linux.clang.lib.prefix=lib
+loongarch64.Linux.clang.shared.prefix=lib
+loongarch64.Linux.clang.static.extension=a
+loongarch64.Linux.clang.shared.extension=so
+loongarch64.Linux.clang.plugin.extension=so
+loongarch64.Linux.clang.jni.extension=so
+loongarch64.Linux.clang.executable.extension=
+loongarch64.Linux.clang.cpp.compiler=clang++
+loongarch64.Linux.clang.cpp.defines=_GNU_SOURCE
+loongarch64.Linux.clang.cpp.options=${junixsocket.native.clang.cpp.options} -target ${junixsocket.native.llvm.target}
+loongarch64.Linux.clang.cpp.includes=${junixsocket.native.default.cpp.includes}
+loongarch64.Linux.clang.cpp.excludes=
+
 riscv64.Linux.clang.linker.name=clang
 riscv64.Linux.clang.linker.options=${junixsocket.native.default.linker.options} -Xcrossclang-with-and-without-lc -target ${junixsocket.native.llvm.target} -Xcrossclang-llvm-name llvm
 riscv64.Linux.clang.c.compiler=clang