Add digest (#53022)

recipes/digest/build.sh

@@ -0,0 +1,59 @@
+#!/bin/bash
+
+set -xe
+
+BUILD_DIR="${SRC_DIR}/build"
+
+# Detect OS and architecture
+OS=$(uname -s)
+ARCH=$(uname -m)
+
+# Set LDFLAGS for macOS to avoid GNU-style linker flags
+if [ "$OS" = "Darwin" ]; then
+    # Save original LDFLAGS
+    OLD_LDFLAGS="$LDFLAGS"
+    # Remove GNU-style linker flags for meson
+    export LDFLAGS=$(echo $LDFLAGS | sed 's/-Wl,--version//g')
+fi
+
+# Run meson
+meson setup --prefix=${PREFIX} --buildtype=release "${BUILD_DIR}"
+meson install -C "${BUILD_DIR}"
+
+# Restore original LDFLAGS if on macOS
+if [ "$OS" = "Darwin" ]; then
+    export LDFLAGS="$OLD_LDFLAGS"
+fi
+
+# Base compilation flags
+COMPILE_FLAGS="-O3 -Wall -shared -std=c++17 -fPIC $(python3 -m pybind11 --includes) \
+    -I${SRC_DIR}/pybind \
+    -I${SRC_DIR}/include \
+    -I${PREFIX}/include \
+    -L${PREFIX}/lib"
+
+# Add platform-specific flags
+if [ "$OS" = "Darwin" ]; then
+    # macOS specific flags
+    COMPILE_FLAGS="$COMPILE_FLAGS -undefined dynamic_lookup"
+    if [ "$ARCH" = "arm64" ]; then
+        # Additional arm64 specific flags for conda-build
+        COMPILE_FLAGS="$COMPILE_FLAGS -mmacosx-version-min=11.0"
+    else
+        # x86_64 specific flags
+        COMPILE_FLAGS="$COMPILE_FLAGS -mmacosx-version-min=10.15"
+    fi
+fi
+
+# Create lib directory if it doesn't exist
+mkdir -p ${PREFIX}/lib
+
+# Build the extension directly in the lib directory
+$CXX $COMPILE_FLAGS pybind/bindings.cpp -o ${PREFIX}/lib/digest$(python3-config --extension-suffix)
+
+# Create the Python package directory if it doesn't exist
+mkdir -p ${SP_DIR}
+
+# Copy the extension to the Python site-packages
+cp ${PREFIX}/lib/digest$(python3-config --extension-suffix) ${SP_DIR}/
+touch ${SP_DIR}/__init__.py

recipes/digest/meta.yaml

@@ -0,0 +1,53 @@
+{% set name = "digest" %}
+{% set version = "0.2.0" %}
+
+package:
+  name: {{ name|lower }}
+  version: {{ version }}
+
+source:
+  url: https://github.com/VeryAmazed/digest/archive/refs/tags/v{{ version }}.tar.gz
+  sha256: a3464dde4d4f6c1fc4808e53894383e9fa3cd3fd41471efe9a7bc955eb0ec91d
+
+build:
+  number: 0
+  pkg_format: '.conda'
+  run_exports:
+    - {{ pin_subpackage(name, max_pin='x.x') }}
+
+requirements:
+  build:
+    - {{ compiler('cxx') }}
+    - meson
+    - ninja
+    - pybind11
+    - python
+  host:
+    - python
+    - pip
+    - pybind11
+  run:
+    - python
+    - pybind11
+
+test:
+  imports:
+    - digest
+  commands:
+    - python -c "from digest import window_minimizer, syncmer, modimizer"
+
+about:
+  home: https://github.com/VeryAmazed/digest
+  summary: Fast, multi-use k-mer sub-sampling library
+  description: |
+    A C++ library that supports various sub-sampling schemes for k-mers in DNA sequences.
+    Includes Python bindings that allow users to run functions from the C++ library in Python.
+  license: MIT
+  license_file: LICENSE
+
+extra:
+  recipe-maintainers:
+    - vikshiv
+  additional-platforms:
+    - linux-aarch64
+    - osx-arm64