Add OpenBLAS/0.3.7

recipes/openblas/all/CMakeLists.txt

@@ -0,0 +1,11 @@
+cmake_minimum_required(VERSION 2.8.12)
+project(cmake_wrapper)
+
+if(EXISTS "${CMAKE_BINARY_DIR}/conanbuildinfo.cmake")
+  include("${CMAKE_BINARY_DIR}/conanbuildinfo.cmake")
+else()
+  include(conanbuildinfo.cmake)
+endif()
+conan_basic_setup()
+
+add_subdirectory("source_subfolder")

recipes/openblas/all/conandata.yml

@@ -0,0 +1,4 @@
+sources:
+  0.3.7:
+    sha256: bde136122cef3dd6efe2de1c6f65c10955bbb0cc01a520c2342f5287c28f9379
+    url: https://github.com/xianyi/OpenBLAS/archive/v0.3.7.tar.gz

recipes/openblas/all/conanfile.py

@@ -0,0 +1,84 @@
+from conans import ConanFile, CMake, tools
+import sys
+import os
+
+
+class OpenBLAS(ConanFile):
+    name = "openblas"
+    license = "BSD-3-Clause"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://www.openblas.net"
+    description = "An optimized BLAS library based on GotoBLAS2 1.13 BSD version"
+    topics = (
+        "openblas",
+        "blas",
+        "lapack"
+    )
+    settings = "os", "compiler", "build_type", "arch"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "build_lapack": [True, False]
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "build_lapack": False
+    }
+    exports_sources = ["CMakeLists.txt"]
+    generators = "cmake"
+    _source_subfolder = "source_subfolder"
+    _build_subfolder = "build_subfolder"
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        os.rename('OpenBLAS-{}'.format(self.version), self._source_subfolder)
+
+    def _configure_cmake(self):
+        cmake = CMake(self)
+        if self.options.build_lapack:
+            self.output.warn(
+                "Building with lapack support requires a Fortran compiler.")
+
+        cmake.definitions["NOFORTRAN"] = not self.options.build_lapack
+        cmake.definitions["BUILD_WITHOUT_LAPACK"] = not self.options.build_lapack
+
+        if self.settings.compiler == "Visual Studio" and not self.options.shared:
+            cmake.definitions["MSVC_STATIC_CRT"] = True
+
+        if self.settings.os == "Linux":
+            # This is a workaround to add the libm dependency on linux,
+            # which is required to successfully compile on older gcc versions.
+            cmake.definitions["ANDROID"] = True
+
+        cmake.configure(build_folder=self._build_subfolder)
+        return cmake
+
+    def build(self):
+        cmake = self._configure_cmake()
+        cmake.build()
+
+    def package(self):
+        self.copy(
+            pattern="LICENSE",
+            dst="licenses",
+            src=self._source_subfolder)
+        cmake = self._configure_cmake()
+        cmake.install()
+        tools.rmdir(os.path.join(self.package_folder, "lib", "pkgconfig"))
+        tools.rmdir(os.path.join(self.package_folder, "share"))
+
+    def package_info(self):
+        self.env_info.OpenBLAS_HOME = self.package_folder
+        self.cpp_info.libs = tools.collect_libs(self)
+        if self.settings.os == "Linux":
+            self.cpp_info.system_libs = ["pthread"]
+            if self.options.build_lapack:
+                self.cpp_info.system_libs.append("gfortran")
+        self.cpp_info.names["cmake_find_package"] = "OpenBLAS"
+        self.cpp_info.names["cmake_find_package_multi"] = "OpenBLAS"
+        self.cpp_info.names['pkg_config'] = "OpenBLAS"

recipes/openblas/all/test_package/CMakeLists.txt

@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 2.8.12)
+project(test_package)
+
+set(CMAKE_VERBOSE_MAKEFILE TRUE)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} ${CONAN_LIBS})

recipes/openblas/all/test_package/conanfile.py

@@ -0,0 +1,17 @@
+from conans import ConanFile, CMake, tools
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            bin_path = os.path.join("bin", "test_package")
+            self.run(bin_path, run_environment=True)

recipes/openblas/all/test_package/test_package.cpp

@@ -0,0 +1,15 @@
+#include <openblas/cblas.h>
+#include <stdio.h>
+
+int main()
+{
+  int i=0;
+  double A[6] = {1.0,2.0,1.0,-3.0,4.0,-1.0};         
+  double B[6] = {1.0,2.0,1.0,-3.0,4.0,-1.0};  
+  double C[9] = {.5,.5,.5,.5,.5,.5,.5,.5,.5}; 
+  cblas_dgemm(CblasColMajor, CblasNoTrans, CblasTrans,3,3,2,1,A, 3, B, 3,2,C,3);
+
+  for(i=0; i<9; i++)
+    printf("%lf ", C[i]);
+  printf("\n");
+}

recipes/openblas/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "0.3.7":
+    folder: all