feat: support public/interface dependencies in packer

packer/src/sarasacw_omrf_packer/renders/cmake.py

@@ -14,6 +14,27 @@ from . import common
 from .. import utils
 
 
+@dataclass(frozen=True)
+class CMakeDependency:
+    """One CMake dependency consumed by the renderer.
+
+    Carries the ``find_dependency`` package name and the link target wired into
+    the imported target's ``INTERFACE_LINK_LIBRARIES``.
+    """
+
+    package: str
+    """Package name passed to ``find_dependency`` (e.g. ``ZLIB``)."""
+    target: str
+    """Link target wired into ``INTERFACE_LINK_LIBRARIES`` (e.g. ``ZLIB::ZLIB``)."""
+
+    def __post_init__(self) -> None:
+        """Validate that ``package`` and ``target`` are non-empty strings."""
+        if self.package == "":
+            raise ValueError("bad cmake dependency package")
+        if self.target == "":
+            raise ValueError("bad cmake dependency target")
+
+
 @dataclass(frozen=True)
 class CMakeProperties:
     """Inputs required to render the CMake package-configuration files.
@@ -44,13 +65,16 @@ class CMakeProperties:
 
     version: Version
     """Version of the library. Must not carry a prerelease or build component."""
+    dependencies: tuple[CMakeDependency, ...]
+    """CMake dependencies to ``find_dependency`` and link into the target
+    (empty when none are declared)."""
 
     def __post_init__(self) -> None:
         """Validate the fields after construction.
 
         :raises ValueError: if the namespace or target name contains characters
-            outside the CMake name pattern, an artifact file name is empty, or
-            the version carries a prerelease or build component (unsupported by
+            outside the CMake name pattern, an artifact file name is empty, or the
+            version carries a prerelease or build component (unsupported by
             CMake config-version files).
         """
         if not utils.is_good_name(self.namespace_name):
@@ -99,6 +123,7 @@ class CMakeRender:
             "target": self.__properties.target_name,
             "artifact_dll": self.__properties.artifact_dll,
             "artifact_lib": self.__properties.artifact_lib,
+            "dependencies": self.__properties.dependencies,
         }
         return self.__render.render("XXXConfig.cmake.jinja", payload)
 

packer/src/sarasacw_omrf_packer/renders/pkgconfig.py

@@ -42,13 +42,14 @@ class PkgConfigProperties:
 
     version: Version
     """Version of the library. Must not carry a prerelease or build component."""
+    requires: tuple[str, ...]
+    """Public pkg-config dependencies (empty when none are declared)."""
 
     def __post_init__(self) -> None:
         """Validate the fields after construction.
 
-        :raises ValueError: if the name or description is blank, or the
-            version carries a prerelease or build component (unsupported in
-            pkg-config).
+        :raises ValueError: if the name or description is blank, or the version
+            carries a prerelease or build component (unsupported in pkg-config).
         """
         if self.name == "" or not utils.is_good_sentence(self.name):
             raise ValueError("bad name (blank or has EOL chars) of pkg-config")
@@ -89,5 +90,6 @@ class PkgConfigRender:
             "name": self.__properties.name,
             "description": self.__properties.description,
             "artifact": self.__properties.artifact,
+            "requires": self.__properties.requires,
         }
         return self.__render.render("XXX.pc.jinja", payload)