pdc: add v0.4 (spack#42508)

var/spack/repos/builtin/packages/pdc/package.py

@@ -14,26 +14,42 @@ class Pdc(CMakePackage):
     metadata operations to find data objects."""
 
     homepage = "https://pdc.readthedocs.io/en/latest/"
-    url = "https://github.com/hpc-io/pdc/archive/refs/tags/0.3.tar.gz"
+    url = "https://github.com/hpc-io/pdc/archive/refs/tags/0.4.tar.gz"
     git = "https://github.com/hpc-io/pdc.git"
 
-    maintainers("houjun", "sbyna")
+    maintainers("houjun", "sbyna", "jeanbez")
 
     license("BSD-3-Clause-LBNL")
 
+    version("0.4", sha256="eb2c2b69e5cdbca3210b8d72a646c16a2aa004ca08792f28cc6290a9a3ad6c8a")
     version("0.3", sha256="14a3abd5e1e604f9527105709fca545bcdebe51abd2b89884db74d48a38b5443")
-    version("0.2", sha256="2829e74da227913a1a8e3e4f64e8f422ab9c0a049f8d73ff7b6ca12463959f8b")
-    version("0.1", sha256="01b4207ecf71594a7f339c315f2869b3fa8fbd34b085963dc4c1bdc5b66bb93e")
+    version(
+        "0.2",
+        sha256="2829e74da227913a1a8e3e4f64e8f422ab9c0a049f8d73ff7b6ca12463959f8b",
+        deprecated=True,
+    )
+    version(
+        "0.1",
+        sha256="01b4207ecf71594a7f339c315f2869b3fa8fbd34b085963dc4c1bdc5b66bb93e",
+        deprecated=True,
+    )
 
     version("stable", branch="stable")
     version("develop", branch="develop")
 
     conflicts("%clang")
+
     depends_on("libfabric")
-    depends_on("mercury")
+    depends_on("mercury@2.0.0", when="@0.1:0.3")
+    depends_on("mercury@2.2.0", when="@0.4:")
     depends_on("mpi")
 
-    root_cmakelists_dir = "src"
+    @property
+    def root_cmakelists_dir(self):
+        if "@0.4:" in self.spec:
+            return self.stage.source_path
+        else:
+            return "src"
 
     def cmake_args(self):
         args = [
@@ -47,4 +63,5 @@ def cmake_args(self):
 
         if self.spec.satisfies("platform=cray"):
             args.append("-DRANKSTR_LINK_STATIC=ON")
+
         return args