1 files changed, 38 insertions, 0 deletions
diff --git a/tools/linux.py b/tools/linux.py
new file mode 100644
index 0000000..6f89d81
--- /dev/null
+++ b/tools/linux.py
@@ -0,0 +1,38 @@
+from SCons.Variables import *
+
+
+def options(opts):
+    opts.Add(BoolVariable("use_llvm", "Use the LLVM compiler - only effective when targeting Linux", False))
+
+
+def exists(env):
+    return True
+
+
+def generate(env):
+    if env["use_llvm"]:
+        base = env.Tool("clang")
+        base.generate(env)
+
+    env.Append(CCFLAGS=["-fPIC", "-Wwrite-strings"])
+    env.Append(LINKFLAGS=["-Wl,-R,'$$ORIGIN'"])
+
+    if env["target"] == "debug":
+        env.Append(CCFLAGS=["-Og", "-g"])
+    elif env["target"] == "release":
+        env.Append(CCFLAGS=["-O3"])
+
+    if env["arch"] == "x86_64":
+        # -m64 and -m32 are x86-specific already, but it doesn't hurt to
+        # be clear and also specify -march=x86-64. Similar with 32-bit.
+        env.Append(CCFLAGS=["-m64", "-march=x86-64"])
+        env.Append(LINKFLAGS=["-m64", "-march=x86-64"])
+    elif env["arch"] == "x86_32":
+        env.Append(CCFLAGS=["-m32", "-march=i686"])
+        env.Append(LINKFLAGS=["-m32", "-march=i686"])
+    elif env["arch"] == "arm64":
+        env.Append(CCFLAGS=["-march=armv8-a"])
+        env.Append(LINKFLAGS=["-march=armv8-a"])
+    elif env["arch"] == "rv64":
+        env.Append(CCFLAGS=["-march=rv64gc"])
+        env.Append(LINKFLAGS=["-march=rv64gc"])