suitesparse-lagraph: new recipe

recipes/suitesparse-lagraph/all/conandata.yml

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+sources:
+  "1.1.3":
+    url: "https://github.com/DrTimothyAldenDavis/SuiteSparse/archive/refs/tags/v7.7.0.tar.gz"
+    sha256: "529b067f5d80981f45ddf6766627b8fc5af619822f068f342aab776e683df4f3"

recipes/suitesparse-lagraph/all/conanfile.py

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+import os
+from pydoc import replace
+
+from conan import ConanFile
+from conan.tools.cmake import CMake, CMakeDeps, CMakeToolchain, cmake_layout
+from conan.tools.env import VirtualBuildEnv
+from conan.tools.files import get, rm, rmdir, copy, replace_in_file
+
+required_conan_version = ">=1.53.0"
+
+
+class SuiteSparseLagraphConan(ConanFile):
+    name = "suitesparse-lagraph"
+    description = "LAGraph: Library plus test harness for collecting algorithms that use GraphBLAS"
+    license = "BSD-2-Clause"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://lagraph.readthedocs.io/en/latest/"
+    topics = ("graph-algorithms", "mathematics", "sparse-matrix", "linear-algebra")
+
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+    }
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.cppstd")
+        self.settings.rm_safe("compiler.libcxx")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def requirements(self):
+        self.requires("suitesparse-graphblas/9.1.0", transitive_headers=True, transitive_libs=True)
+
+    def build_requirements(self):
+        self.tool_requires("cmake/[>=3.20 <4]")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        venv = VirtualBuildEnv(self)
+        venv.generate()
+
+        tc = CMakeToolchain(self)
+        tc.variables["BUILD_SHARED_LIBS"] = self.options.shared
+        tc.variables["BUILD_STATIC_LIBS"] = not self.options.shared
+        tc.variables["SUITESPARSE_USE_OPENMP"] = True
+        tc.variables["SUITESPARSE_USE_CUDA"] = False
+        tc.variables["SUITESPARSE_DEMOS"] = False
+        tc.variables["SUITESPARSE_USE_FORTRAN"] = False  # Fortran sources are translated to C instead
+        tc.generate()
+
+        deps = CMakeDeps(self)
+        deps.set_property("suitesparse-graphblas", "cmake_find_mode", "both")
+        deps.generate()
+
+    def _patch_sources(self):
+        replace_in_file(self, os.path.join(self.source_folder, "LAGraph", "CMakeLists.txt"),
+                        'set ( LAGRAPH_STATIC_LIBS "-l$<TARGET_FILE_BASE_NAME:GraphBLAS::GraphBLAS> ${LAGRAPH_STATIC_LIBS}" )',
+                        'set ( LAGRAPH_STATIC_LIBS "GraphBLAS::GraphBLAS ${LAGRAPH_STATIC_LIBS}" )')
+
+    def build(self):
+        self._patch_sources()
+        cmake = CMake(self)
+        cmake.configure(build_script_folder=os.path.join(self.source_folder, "LAGraph"))
+        cmake.build()
+
+    def package(self):
+        copy(self, "LICENSE", os.path.join(self.source_folder, "LAGraph"), os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
+        cmake.install()
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+        rm(self, "*.pdb", self.package_folder, recursive=True)
+
+    def package_info(self):
+        self.cpp_info.set_property("cmake_file_name", "LAGraph")
+
+        self.cpp_info.components["LAGraph"].set_property("cmake_target_name", "SuiteSparse::LAGraph")
+        if not self.options.shared:
+            self.cpp_info.components["KLU"].set_property("cmake_target_aliases", ["SuiteSparse::LAGraph_static"])
+        self.cpp_info.components["LAGraph"].set_property("pkg_config_name", "LAGraph")
+        self.cpp_info.components["LAGraph"].libs = ["lagraph"]
+        self.cpp_info.components["LAGraph"].requires = ["suitesparse-graphblas::suitesparse-graphblas"]
+        self.cpp_info.components["LAGraph"].includedirs.append(os.path.join("include", "suitesparse"))
+        self.cpp_info.components["LAGraph"].defines.append("LG_DLL")
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["LAGraph"].system_libs.extend(["m", "pthread"])
+
+        self.cpp_info.components["LAGraphX"].set_property("cmake_target_name", "SuiteSparse::LAGraphX")
+        if not self.options.shared:
+            self.cpp_info.components["KLU"].set_property("cmake_target_aliases", ["SuiteSparse::LAGraph_static"])
+        self.cpp_info.components["LAGraphX"].set_property("pkg_config_name", "LAGraphX")
+        self.cpp_info.components["LAGraphX"].libs = ["lagraphx"]
+        self.cpp_info.components["LAGraphX"].requires = ["LAGraph"]
+

recipes/suitesparse-lagraph/all/test_package/A.mtx

@@ -0,0 +1,18 @@
+%%MatrixMarket matrix coordinate pattern symmetric
+%%GraphBLAS type bool
+7 7 15
+2 1
+3 1
+3 2
+4 2
+4 3
+5 2
+5 4
+6 2
+6 3
+6 4
+7 1
+7 3
+7 4
+7 5
+7 6

recipes/suitesparse-lagraph/all/test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+project(test_package LANGUAGES C)
+
+find_package(LAGraph REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE SuiteSparse::LAGraph)
+target_compile_features(${PROJECT_NAME} PRIVATE c_std_11)

recipes/suitesparse-lagraph/all/test_package/conanfile.py

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+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import cmake_layout, CMake
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeDeps", "CMakeToolchain", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindir, "test_package")
+            test_matrix = os.path.join(self.source_folder, "A.mtx")
+            self.run(f"{bin_path} < {test_matrix}", env="conanrun")

recipes/suitesparse-lagraph/all/test_package/test_package.c

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+#include <LAGraph.h>
+
+int main (void)
+{
+    // initialize LAGraph
+    char msg [LAGRAPH_MSG_LEN] ;
+    LAGraph_Init (msg) ;
+    GrB_Matrix A = NULL ;
+    GrB_Vector centrality = NULL ;
+    LAGraph_Graph G = NULL ;
+
+    // read a Matrix Market file from stdin and create a graph
+    LAGraph_MMRead (&A, stdin, msg) ;
+    LAGraph_New (&G, &A, LAGraph_ADJACENCY_UNDIRECTED, msg) ;
+
+    // compute the out-degree of every node
+    LAGraph_Cached_OutDegree (G, msg) ;
+
+    // compute the pagerank
+    int niters = 0 ;
+    LAGr_PageRank (&centrality, &niters, G, 0.85, 1e-4, 100, msg) ;
+
+    // print the result
+    LAGraph_Vector_Print (centrality, LAGraph_COMPLETE, stdout, msg) ;
+
+    // free the graph, the pagerank, and finish LAGraph
+    LAGraph_Delete (&G, msg) ;
+    GrB_free (&centrality) ;
+    LAGraph_Finalize (msg) ;
+}

recipes/suitesparse-lagraph/config.yml

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+versions:
+  "1.1.3":
+    folder: all