Add scons/3.1.2 recipe

recipes/scons/all/conandata.yml

@@ -0,0 +1,4 @@
+sources:
+  "3.1.2":
+    url: "http://prdownloads.sourceforge.net/scons/scons-3.1.2.tar.gz"
+    sha256: "7801f3f62f654528e272df780be10c0e9337e897650b62ddcee9f39fde13f8fb"

recipes/scons/all/conanfile.py

@@ -0,0 +1,93 @@
+from conans import ConanFile, tools
+from conans.errors import ConanException, ConanInvalidConfiguration
+import io
+import os
+import shutil
+import sys
+
+
+class SConsConan(ConanFile):
+    name = "scons"
+    description = "SCons is an Open Source software construction tool—that is, a next-generation build tool"
+    license = "MIT"
+    url = "https://github.com/conan-io/conan-center-index/"
+    homepage = "https://scons.org"
+    topics = ("conan", "scons", "build", "configuration", "development")
+    settings = "os"  # Added to let the CI test this package on all os'es
+
+    _autotools = None
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    def configure(self):
+        # Detect availability of a python interpreter
+        # FIXME: add a python build requirement
+        if not tools.which("python"):
+            raise ConanInvalidConfiguration("This recipe requires a python interpreter.")
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        os.rename("scons-{}".format(self.version), self._source_subfolder)
+
+    @property
+    def _python_executable(self):
+        return "python"
+
+    def build(self):
+        with tools.chdir(self._source_subfolder):
+            output = io.StringIO()
+            self.run("{} setup.py --requires".format(self._python_executable), output=output)
+            # Workaround for log.print_run_commands = True/False
+            # This requires log.run_to_output = True
+            if not (output.getvalue().strip().splitlines() or ["-"])[-1].startswith("-"):
+                raise ConanException("scons has a requirement")
+            self.run("{} setup.py build".format(self._python_executable))
+
+    def package(self):
+        self.copy("LICENSE*", src=self._source_subfolder, dst="licenses")
+
+        # Mislead CI and create an empty header in the include directory
+        include_dir = os.path.join(self.package_folder, "include")
+        os.mkdir(include_dir)
+        tools.save(os.path.join(include_dir, "__nop.h"), "")
+
+        with tools.chdir(self._source_subfolder):
+            self.run("{} setup.py install --no-compile --prefix={}".format(self._python_executable, self.package_folder))
+
+        tools.rmdir(os.path.join(self.package_folder, "man"))
+
+        if tools.os_info.is_windows:
+            # On Windows, scons installs the scripts in the folders `Scripts" and `Lib".
+            # Move these to the directories "bin" and "lib".
+            shutil.move(os.path.join(self.package_folder, "Scripts"),
+                        os.path.join(self.package_folder, "bin"))
+            # Windows has case-insensitive paths, so do Lib -> lib2 -> lib
+            shutil.move(os.path.join(self.package_folder, "Lib"),
+                        os.path.join(self.package_folder, "lib2"))
+            shutil.move(os.path.join(self.package_folder, "lib2"),
+                        os.path.join(self.package_folder, "lib"))
+
+        # Check for compiled python sources
+        for root, _, files in os.walk(self.package_folder):
+            for file in files:
+                for ext in (".pyc", ".pyo", "pyd"):
+                    if ext in file:
+                        fullpath = os.path.join(root, file)
+                        os.unlink(fullpath)
+                        self.output.warn("Found compiled python code: {}".format(fullpath))
+                if file.endswith(".egg-info"):
+                    os.unlink(os.path.join(root, file))
+
+    def package_info(self):
+        self.cpp_info.includedirs = []
+        self.cpp_info.libdirs = []
+
+        bindir = os.path.join(self.package_folder, "bin")
+        self.output.info("Appending PATH environment var: {}".format(bindir))
+        self.env_info.PATH.append(bindir)
+
+        scons_pythonpath = os.path.join(self.package_folder, "lib", "site-packages", "scons")
+        self.output.info("Appending PYTHONPATH environment var: {}".format(scons_pythonpath))
+        self.env_info.PYTHONPATH.append(os.path.join(self.package_folder, "lib", "site-packages", "scons"))

recipes/scons/all/test_package/SConscript

@@ -0,0 +1,17 @@
+# SConstruct
+import os
+
+env = Environment()
+
+conan = SConscript("SConscript_conan")
+if not conan:
+    print("File `SConscript_conan` is missing.")
+    print("It should be generated by running `conan install`.")
+    sys.exit(1)
+
+flags = conan["conan"]
+env.MergeFlags(flags)
+
+print("CC is: {}".format(env.subst('$CC')))
+
+test_package = env.Program(["test_package.c"])

recipes/scons/all/test_package/SConstruct

@@ -0,0 +1,6 @@
+import os
+SConsignFile(os.path.join(GetLaunchDir(), "db"))
+
+SConscript('SConscript',
+           variant_dir=GetLaunchDir(),
+           duplicate=False)

recipes/scons/all/test_package/conanfile.py

@@ -0,0 +1,36 @@
+from conans import ConanFile, tools
+from conans.errors import ConanException
+from io import StringIO
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "scons"
+
+    def build(self):
+
+        scons_path = tools.which("scons")
+        if not scons_path:
+            raise ConanException("scons could not be found")
+        if not scons_path.replace("\\", "/").startswith(self.deps_cpp_info["scons"].rootpath.replace("\\", "/")):
+            raise ConanException("an external scons was found")
+
+        output = StringIO()
+        self.run("{} --version".format(scons_path), run_environment=True, output=output)
+        text = output.getvalue()
+        if self.deps_cpp_info["scons"].version not in text:
+            raise ConanException("scons --version does not return correct version")
+
+        scons_args = [
+            "-j", str(tools.cpu_count()),
+            "-C", self.source_folder,
+            "-f", os.path.join(self.source_folder, "SConstruct"),
+        ]
+
+        self.run("scons {}".format(" ".join(scons_args)), run_environment=True)
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            bin_path = os.path.join(".", "test_package")
+            self.run(bin_path, run_environment=True)

recipes/scons/all/test_package/test_package.c

@@ -0,0 +1,7 @@
+/* hello.c */
+#include <stdio.h>
+int main(int argc, char* argv[])
+{
+  printf("Hello world\n");
+  return 0;
+}

recipes/scons/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "3.1.2":
+    folder: all