Copy kernel headers to musl package

conf/utils.py

@@ -14,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 import os
+import shutil
+from pathlib import Path
 
 
 class current_dir:
@@ -42,6 +44,33 @@ def get_version(pkg_name):
     return env
 
 
+def copy_tree(src, dst, preserve_symlinks=True, ignore=None):
+    src = Path(src)
+    dst = Path(dst)
+
+    dst.mkdir(exist_ok=True, parents=True)
+
+    for item in src.iterdir():
+        skip_this = False
+        if ignore:
+            for pattern in ignore:
+                if fnmatch(item.name, pattern):
+                    skip_this = True
+                    break
+        if skip_this:
+            continue
+        if item.is_dir():
+            shutil.copytree(
+                item,
+                dst / item.name,
+                dirs_exist_ok=True,
+                symlinks=preserve_symlinks,
+                copy_function=shutil.copy2,
+            )
+        elif item.is_file() or item.is_symlink:
+            shutil.copy2(item, dst / item.name, follow_symlinks=not preserve_symlinks)
+
+
 def with_static_flags(cmake_vars):
     cmake_vars["CMAKE_C_FLAGS"] = f"-static {cmake_vars.get('CMAKE_C_FLAGS', '')}"
     cmake_vars["CMAKE_CXX_FLAGS"] = f"-static {cmake_vars.get('CMAKE_CXX_FLAGS', '')}"

packages/musl/conanfile.py

@@ -22,7 +22,7 @@ from conan.tools.gnu import AutotoolsToolchain, Autotools
 
 from conan.tools.files import get
 
-from conf.utils import current_dir, get_version
+from conf.utils import copy_tree, get_version
 
 
 class Musl(ConanFile):
@@ -79,3 +79,13 @@ class Musl(ConanFile):
         )
         autotools.make()
         autotools.make(target="install")
+
+        ld_so = Path(self.package_folder) / "lib" / "ld-musl-x86_64.so.1"
+        ld_so.symlink_to("libc.so")
+
+        kernel_inc_dir = Path(self.dependencies[f"kernel-headers"].package_folder)
+        target_inc_dir = Path(self.package_folder) / "include"
+
+        for include_dir in (kernel_inc_dir / "include").iterdir():
+            self.output.info(f"Copying kernel headers: {include_dir.name}")
+            copy_tree(str(include_dir), str(target_inc_dir / include_dir.name))