Add support for loongarch64

Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>

Author: zhangwenlong8911

.cirrus.yml

@@ -288,6 +288,9 @@ task:
     - name: Haiku x86_64
       env:
         TARGET: x86_64-unknown-haiku
+    - name: Loongnix
+      env:
+        TARGET: loongarch64-unknown-linux-gnuf64
   setup_script:
     - rustup component add rust-src
   << : *BUILD

README.md

@@ -86,6 +86,7 @@ Tier 3:
   * x86_64-unknown-linux-gnux32
   * x86_64-unknown-openbsd
   * x86_64-unknown-redox
+  * loongarch64-unknown-linux-gnuf64
 
 ## Minimum Supported Rust Version (MSRV)
 

src/sys/ioctl/linux.rs

@@ -42,7 +42,8 @@ mod consts {
     target_arch = "x86_64",
     target_arch = "aarch64",
     target_arch = "riscv32",
-    target_arch = "riscv64"
+    target_arch = "riscv64",
+    target_arch = "loongarch64"
 ))]
 mod consts {
     #[doc(hidden)]

src/sys/signal.rs

@@ -62,7 +62,8 @@ libc_enum! {
         #[cfg(all(any(target_os = "android", target_os = "emscripten",
                       target_os = "fuchsia", target_os = "linux"),
                   not(any(target_arch = "mips", target_arch = "mips64",
-                          target_arch = "sparc64"))))]
+                          target_arch = "sparc64",
+                          target_arch = "loongarch64"))))]
         SIGSTKFLT,
         /// To parent on child stop or exit
         SIGCHLD,
@@ -145,7 +146,8 @@ impl FromStr for Signal {
                 not(any(
                     target_arch = "mips",
                     target_arch = "mips64",
-                    target_arch = "sparc64"
+                    target_arch = "sparc64",
+                    target_arch = "loongarch64"
                 ))
             ))]
             "SIGSTKFLT" => Signal::SIGSTKFLT,
@@ -228,7 +230,8 @@ impl Signal {
                 not(any(
                     target_arch = "mips",
                     target_arch = "mips64",
-                    target_arch = "sparc64"
+                    target_arch = "sparc64",
+                    target_arch = "loongarch64"
                 ))
             ))]
             Signal::SIGSTKFLT => "SIGSTKFLT",
@@ -319,7 +322,8 @@ const SIGNALS: [Signal; 28] = [
     not(any(
         target_arch = "mips",
         target_arch = "mips64",
-        target_arch = "sparc64"
+        target_arch = "sparc64",
+        target_arch = "loongarch64"
     ))
 ))]
 #[cfg(feature = "signal")]