Make spack compiler find use external find (#45784)

so that there is no duplicate detection logic for compilers

2 files changed, 19 insertions, 2 deletions

diff --git a/var/spack/repos/builtin.mock/packages/gcc/package.py b/var/spack/repos/builtin.mock/packages/gcc/package.py
index 05518419dd..fa2b0309ff 100644
--- a/var/spack/repos/builtin.mock/packages/gcc/package.py
+++ b/var/spack/repos/builtin.mock/packages/gcc/package.py
@@ -16,11 +16,23 @@ class Gcc(CompilerPackage, Package):
     version("2.0", md5="abcdef0123456789abcdef0123456789")
     version("3.0", md5="def0123456789abcdef0123456789abc")
 
+    variant(
+        "languages",
+        default="c,c++,fortran",
+        values=("c", "c++", "fortran"),
+        multi=True,
+        description="Compilers and runtime libraries to build",
+    )
+
     depends_on("conflict", when="@3.0")
 
     c_names = ["gcc"]
     cxx_names = ["g++"]
     fortran_names = ["gfortran"]
+    compiler_prefixes = [r"\w+-\w+-\w+-"]
+    compiler_suffixes = [r"-mp-\d+(?:\.\d+)?", r"-\d+(?:\.\d+)?", r"\d\d"]
+    compiler_version_regex = r"(?<!clang version)\s?([0-9.]+)"
+    compiler_version_argument = ("-dumpfullversion", "-dumpversion")
 
     def install(self, spec, prefix):
         # Create the minimal compiler that will fool `spack compiler find`
diff --git a/var/spack/repos/builtin.mock/packages/intel-oneapi-compilers/package.py b/var/spack/repos/builtin.mock/packages/intel-oneapi-compilers/package.py
index 78fdbe056c..892a09f7dc 100644
--- a/var/spack/repos/builtin.mock/packages/intel-oneapi-compilers/package.py
+++ b/var/spack/repos/builtin.mock/packages/intel-oneapi-compilers/package.py
@@ -18,9 +18,14 @@ class IntelOneapiCompilers(Package, CompilerPackage):
     version("2.0", md5="abcdef0123456789abcdef0123456789")
     version("3.0", md5="def0123456789abcdef0123456789abc")
 
+    compiler_languages = ["c", "cxx", "fortran"]
     c_names = ["icx"]
     cxx_names = ["icpx"]
     fortran_names = ["ifx"]
+    compiler_version_argument = "--version"
+    compiler_version_regex = (
+        r"(?:(?:oneAPI DPC\+\+(?:\/C\+\+)? Compiler)|(?:\(IFORT\))|(?:\(IFX\))) (\S+)"
+    )
 
     @property
     def compiler_search_prefix(self):
@@ -32,9 +37,9 @@ class IntelOneapiCompilers(Package, CompilerPackage):
         comp = self.compiler_search_prefix.icx
         if sys.platform == "win32":
             comp = comp + ".bat"
-            comp_string = "@echo off\necho oneAPI DPC++ Compiler %s" % str(spec.version)
+            comp_string = f"@echo off\necho oneAPI DPC++ Compiler {str(spec.version)}"
         else:
-            comp_string = '#!/bin/bash\necho "oneAPI DPC++ Compiler %s"' % str(spec.version)
+            comp_string = f'#!/bin/bash\necho "oneAPI DPC++ Compiler {str(spec.version)}"'
         with open(comp, "w") as f:
             f.write(comp_string)
         set_executable(comp)