Add recipe for warp-lang

recipes/warp-lang/01-find_g++_env.patch

@@ -0,0 +1,54 @@
+diff --git a/build_lib.py b/build_lib.py
+--- a/build_lib.py
++++ b/build_lib.py
+@@ -101,6 +101,8 @@ if os.name == "nt":
+         if not warp.config.host_compiler:
+             print("Warp build error: Could not find MSVC compiler")
+             sys.exit(1)
++else:
++    warp.config.host_compiler = find_host_compiler()
+
+
+ # return platform specific shared library name
+diff --git a/warp/build_dll.py b/warp/build_dll.py
+--- a/warp/build_dll.py
++++ b/warp/build_dll.py
+@@ -101,7 +101,7 @@ def find_host_compiler():
+     else:
+         # try and find g++
+         try:
+-            return run_cmd("which g++").decode()
++            return run_cmd("echo $CXX").decode().strip() if run_cmd("echo $CXX") != b"\xA0" else run_cmd("which g++").decode().strip() 
+         except:
+             return ""
+
+@@ -308,7 +308,7 @@ def build_dll_for_arch(dll_path, cpp_paths, cu_path, libs, mode, arch, verify_fp
+                 cpp_out = cpp_path + ".o"
+                 ld_inputs.append(quote(cpp_out))
+
+-                build_cmd = f'g++ {cpp_flags} -c "{cpp_path}" -o "{cpp_out}"'
++                build_cmd = f'{warp.config.host_compiler} {cpp_flags} -c "{cpp_path}" -o "{cpp_out}"'
+                 run_cmd(build_cmd)
+
+         if cu_path:
+@@ -337,7 +337,7 @@ def build_dll_for_arch(dll_path, cpp_paths, cu_path, libs, mode, arch, verify_fp
+
+         with ScopedTimer("link", active=warp.config.verbose):
+             origin = "@loader_path" if (sys.platform == "darwin") else "$ORIGIN"
+-            link_cmd = f"g++ {target} -shared -Wl,-rpath,'{origin}' {opt_no_undefined} {opt_exclude_libs} -o '{dll_path}' {' '.join(ld_inputs + libs)}"
++            link_cmd = f"{warp.config.host_compiler} {target} -shared -Wl,-rpath,'{origin}' {opt_no_undefined} {opt_exclude_libs} -o '{dll_path}' {' '.join(ld_inputs + libs)}"
+             run_cmd(link_cmd)
+
+             # Strip symbols to reduce the binary size
+diff --git a/warp/native/cutlass/tools/library/scripts/pycutlass/src/pycutlass/compiler.py b/warp/native/cutlass/tools/library/scripts/pycutlass/src/pycutlass/compiler.py
+--- a/warp/native/cutlass/tools/library/scripts/pycutlass/src/pycutlass/compiler.py
++++ b/warp/native/cutlass/tools/library/scripts/pycutlass/src/pycutlass/compiler.py
+@@ -305,7 +305,7 @@ class ArtifactManager:
+
+         # compile the host code
+         options = compilation_options.get()
+-        cmd = "echo '%s'|g++ -x c++ -fpermissive -w -fPIC" % source_buffer_host
++        cmd = "echo '%s'|$CXX -x c++ -fpermissive -w -fPIC" % source_buffer_host
+         for opt in options:
+             opt = opt.decode("utf-8")
+             if opt not in ['-default-device', '-std=c++11', '-Xcicc', '-Xllc'] and '-arch=sm_' not in opt:

recipes/warp-lang/02-add_macro_def_build.patch

@@ -0,0 +1,12 @@
+diff --git a/warp/build_dll.py b/warp/build_dll.py
+--- a/warp/build_dll.py
++++ b/warp/build_dll.py 
+@@ -293,7 +293,7 @@ def build_dll_for_arch(dll_path, cpp_paths, cu_path, libs, mode, arch, verify_fp
+             cpp_flags = f'{target} -O0 -g -fno-rtti -D_DEBUG -DWP_ENABLE_DEBUG=1 -D{cuda_enabled} -D{cutlass_enabled} -D{cuda_compat_enabled} -fPIC -fvisibility=hidden --std=c++14 -D_GLIBCXX_USE_CXX11_ABI=0 -fkeep-inline-functions -I"{native_dir}" {includes}'
+
+         if mode == "release":
+-            cpp_flags = f'{target} -O3 -DNDEBUG -DWP_ENABLE_DEBUG=0 -D{cuda_enabled} -D{cutlass_enabled} -D{cuda_compat_enabled} -fPIC -fvisibility=hidden --std=c++14 -D_GLIBCXX_USE_CXX11_ABI=0 -I"{native_dir}" {includes}'
++            cpp_flags = f'{target} -O3 -DNDEBUG -DWP_ENABLE_DEBUG=0 -D{cuda_enabled} -D{cutlass_enabled} -D{cuda_compat_enabled} -fPIC -fvisibility=hidden --std=c++14 -D_GLIBCXX_USE_CXX11_ABI=0 -I"{native_dir}" {includes} -D__STDC_FORMAT_MACROS'
+
+         if verify_fp:
+             cpp_flags += " -DWP_VERIFY_FP"

recipes/warp-lang/03-install_deps_llvm_conda.patch

@@ -0,0 +1,14 @@
+diff --git a/build_llvm.py b/build_llvm.py
+--- a/build_llvm.py
++++ b/build_llvm.py
+@@ -43,10 +43,6 @@ for arch in packages:
+
+
+ def build_from_source_for_arch(args, arch):
+-    # Install dependencies
+-    subprocess.check_call([sys.executable, "-m", "pip", "install", "gitpython"])
+-    subprocess.check_call([sys.executable, "-m", "pip", "install", "cmake"])
+-    subprocess.check_call([sys.executable, "-m", "pip", "install", "ninja"])
+
+     from git import Repo
+

recipes/warp-lang/meta.yaml

@@ -0,0 +1,60 @@
+{% set name = "warp-lang" %}
+{% set version = "0.10.1" %}
+
+package:
+  name: {{ name|lower }}
+  version: {{ version }}
+
+source:
+  url: https://github.com/NVIDIA/warp/archive/refs/tags/v{{ version }}.tar.gz
+  sha256: fc80bc6c38ac2e0a1a59f9dc912a29692bcf3db2848625890fbcdac45b2c06c9
+  patches:
+    - 01-find_g++_env.patch
+    - 02-add_macro_def_build.patch
+    - 03-install_deps_llvm_conda.patch
+
+build:
+  script: 
+    - {{ PYTHON }} build_lib.py
+    - {{ PYTHON }} -m pip install . -vv --no-deps --no-build-isolation --no-cache-dir  
+  number: 0
+  skip: true  # [osx]
+
+requirements:
+  build:
+    - {{ compiler('c') }}
+    - {{ compiler('cxx') }}
+  host:
+    - python
+    - pip
+    - gitpython
+    - cmake
+    - ninja
+    - numpy
+  run:
+    - python
+
+test:
+  imports:
+    - warp
+  commands:
+    - pip check
+    # Python tests require CUDA 11.5
+    # - {{ PYTHON }} -m warp.test 
+  requires:
+    - pip
+    - pytest
+
+about:
+  home: https://github.com/NVIDIA/warp
+  summary: 'A Python framework for high-performance simulation and graphics programming.'
+  license: BSD-4-Clause AND BSD-3-Clause
+  license_file:
+    - copyright.py
+    - LICENSE.md
+    - warp/native/cutlass/LICENSE.txt
+
+extra:
+  recipe-maintainers:
+    - flferretti
+    - traversaro