From ae718d7b60e54b0b4d2480c22ab83cb6687e9759 Mon Sep 17 00:00:00 2001
From: Wenlong Zhang <zhangwenlong@loongson.cn>
Date: Tue, 8 Nov 2022 09:57:40 +0800
Subject: [PATCH] Add support for loongarch64

Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>
---
 .cirrus.yml            |  3 +++
 README.md              |  1 +
 src/sys/ioctl/linux.rs |  3 ++-
 src/sys/signal.rs      | 15 ++++++++++++++-
 4 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/.cirrus.yml b/.cirrus.yml
index 30f1b122a2..e8b48a4126 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -288,6 +288,9 @@ task:
     - name: Haiku x86_64
       env:
         TARGET: x86_64-unknown-haiku
+    - name: Linux loongarch64 lp64d
+      env:
+        TARGET: loongarch64-unknown-linux-gnuf64
   setup_script:
     - rustup component add rust-src
   << : *BUILD
diff --git a/README.md b/README.md
index 7597ba0afc..6cf9326cbf 100644
--- a/README.md
+++ b/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)
 
diff --git a/src/sys/ioctl/linux.rs b/src/sys/ioctl/linux.rs
index 0c0a209053..669d517906 100644
--- a/src/sys/ioctl/linux.rs
+++ b/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)]
diff --git a/src/sys/signal.rs b/src/sys/signal.rs
index d3746e609a..bdcb670ce3 100644
--- a/src/sys/signal.rs
+++ b/src/sys/signal.rs
@@ -319,7 +319,8 @@ const SIGNALS: [Signal; 28] = [
     not(any(
         target_arch = "mips",
         target_arch = "mips64",
-        target_arch = "sparc64"
+        target_arch = "sparc64",
+        target_arch = "loongarch64"
     ))
 ))]
 #[cfg(feature = "signal")]
@@ -360,6 +361,18 @@ const SIGNALS: [Signal; 31] = [
     SIGSTOP, SIGTSTP, SIGTTIN, SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM,
     SIGPROF, SIGWINCH, SIGIO, SIGSYS, SIGEMT, SIGINFO,
 ];
+#[cfg(all(
+    any(target_os = "linux"),
+    any(target_arch = "loongarch64")
+))]
+#[cfg(feature = "signal")]
+const SIGNALS: [Signal; 31] = [
+    SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGTRAP, SIGABRT, SIGBUS,
+    SIGFPE, SIGKILL, SIGUSR1, SIGSEGV, SIGUSR2, SIGPIPE, SIGALRM,
+    SIGTERM, SIGSTKFLT, SIGCHLD, SIGCONT, SIGSTOP, SIGTSTP, SIGTTIN,
+    SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM, SIGPROF, SIGWINCH,
+    SIGIO, SIGPWR, SIGSYS
+];
 
 feature! {
 #![feature = "signal"]