From bb5caa43a2a2458831f2ec5829e8731ae66b6697 Mon Sep 17 00:00:00 2001
From: morph027 <stefan.heitmueller@gmx.com>
Date: Tue, 8 Nov 2022 21:49:51 +0100
Subject: [PATCH] boring-sys: Add support for Linux ARM(v7)

Signed-off-by: morph027 <stefan.heitmueller@gmx.com>
---
 boring-sys/build.rs                | 6 ++++++
 boring-sys/cmake/armv7-linux.cmake | 3 +++
 2 files changed, 9 insertions(+)
 create mode 100644 boring-sys/cmake/armv7-linux.cmake

diff --git a/boring-sys/build.rs b/boring-sys/build.rs
index 507f7bc9..8ce73400 100644
--- a/boring-sys/build.rs
+++ b/boring-sys/build.rs
@@ -224,6 +224,12 @@ fn get_boringssl_cmake_config() -> cmake::Config {
                         pwd.join("cmake/aarch64-linux.cmake").as_os_str(),
                     );
                 }
+                "arm" => {
+                    boringssl_cmake.define(
+                        "CMAKE_TOOLCHAIN_FILE",
+                        pwd.join("cmake/armv7-linux.cmake").as_os_str(),
+                    );
+                }
                 _ => {
                     eprintln!(
                         "warning: no toolchain file configured by boring-sys for {}",
diff --git a/boring-sys/cmake/armv7-linux.cmake b/boring-sys/cmake/armv7-linux.cmake
new file mode 100644
index 00000000..db614546
--- /dev/null
+++ b/boring-sys/cmake/armv7-linux.cmake
@@ -0,0 +1,3 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR armv7)
+# Rely on environment variables to set the compiler and include paths.