Refactor C# code and support building nuget packages for cross-platforms (#144)

scripts/dotnet/generate.py

@@ -0,0 +1,118 @@
+#!/usr/bin/env python3
+# Copyright (c)  2023  Xiaomi Corporation
+
+import argparse
+import re
+from pathlib import Path
+
+import jinja2
+
+SHERPA_ONNX_DIR = Path(__file__).resolve().parent.parent.parent
+
+
+def get_version():
+    cmake_file = SHERPA_ONNX_DIR / "CMakeLists.txt"
+    with open(cmake_file) as f:
+        content = f.read()
+
+    version = re.search(r"set\(SHERPA_ONNX_VERSION (.*)\)", content).group(1)
+    return version.strip('"')
+
+
+def read_proj_file(filename):
+    with open(filename) as f:
+        return f.read()
+
+
+def get_dict():
+    version = get_version()
+    return {
+        "version": get_version(),
+    }
+
+
+def process_linux(s):
+    libs = [
+        "libkaldi-native-fbank-core.so",
+        "libonnxruntime.so.1.14.0",
+        "libsherpa-onnx-c-api.so",
+        "libsherpa-onnx-core.so",
+    ]
+    prefix = f"{SHERPA_ONNX_DIR}/linux/sherpa_onnx/lib/"
+    libs = [prefix + lib for lib in libs]
+    libs = "\n      ;".join(libs)
+
+    d = get_dict()
+    d["dotnet_rid"] = "linux-x64"
+    d["libs"] = libs
+
+    environment = jinja2.Environment()
+    template = environment.from_string(s)
+    s = template.render(**d)
+    with open("./linux/sherpa-onnx.runtime.csproj", "w") as f:
+        f.write(s)
+
+
+def process_macos(s):
+    libs = [
+        "libkaldi-native-fbank-core.dylib",
+        "libonnxruntime.1.14.0.dylib",
+        "libsherpa-onnx-c-api.dylib",
+        "libsherpa-onnx-core.dylib",
+    ]
+    prefix = f"{SHERPA_ONNX_DIR}/macos/sherpa_onnx/lib/"
+    libs = [prefix + lib for lib in libs]
+    libs = "\n      ;".join(libs)
+
+    d = get_dict()
+    d["dotnet_rid"] = "osx-x64"
+    d["libs"] = libs
+
+    environment = jinja2.Environment()
+    template = environment.from_string(s)
+    s = template.render(**d)
+    with open("./macos/sherpa-onnx.runtime.csproj", "w") as f:
+        f.write(s)
+
+
+def process_windows(s):
+    libs = [
+        "kaldi-native-fbank-core.dll",
+        "onnxruntime.dll",
+        "sherpa-onnx-c-api.dll",
+        "sherpa-onnx-core.dll",
+    ]
+    prefix = f"{SHERPA_ONNX_DIR}/windows/sherpa_onnx/lib/"
+    libs = [prefix + lib for lib in libs]
+    libs = "\n      ;".join(libs)
+
+    d = get_dict()
+    d["dotnet_rid"] = "win-x64"
+    d["libs"] = libs
+
+    environment = jinja2.Environment()
+    template = environment.from_string(s)
+    s = template.render(**d)
+    with open("./windows/sherpa-onnx.runtime.csproj", "w") as f:
+        f.write(s)
+
+
+def main():
+    s = read_proj_file("./sherpa-onnx.csproj.runtime.in")
+    process_macos(s)
+    process_linux(s)
+    process_windows(s)
+
+    s = read_proj_file("./sherpa-onnx.csproj.in")
+    d = get_dict()
+    d["packages_dir"] = str(SHERPA_ONNX_DIR / "scripts/dotnet/packages")
+
+    environment = jinja2.Environment()
+    template = environment.from_string(s)
+    s = template.render(**d)
+    with open("./all/sherpa-onnx.csproj", "w") as f:
+        f.write(s)
+
+
+if __name__ == "__main__":
+    main()