In compiler package, rely on compiler errors.

Author: jaraco

distutils/compilers/C/base.py

@@ -16,15 +16,17 @@
 from ..._modified import newer_group
 from ...dir_util import mkpath
 from ...errors import (
-    CompileError,
     DistutilsModuleError,
     DistutilsPlatformError,
-    LinkError,
-    UnknownFileError,
 )
 from ...file_util import move_file
 from ...spawn import spawn
 from ...util import execute, is_mingw, split_quoted
+from .errors import (
+    CompileError,
+    LinkError,
+    UnknownFileType,
+)
 
 
 class Compiler:
@@ -989,7 +991,7 @@ def _make_out_path_exts(cls, output_dir, strip_dir, src_name, extensions):
         try:
             new_ext = extensions[src.suffix]
         except LookupError:
-            raise UnknownFileError(f"unknown file type '{src.suffix}' (from '{src}')")
+            raise UnknownFileType(f"unknown file type '{src.suffix}' (from '{src}')")
         if strip_dir:
             base = pathlib.PurePath(base.name)
         return os.path.join(output_dir, base.with_suffix(new_ext))

distutils/compilers/C/cygwin.py

@@ -15,15 +15,17 @@
 from subprocess import check_output
 
 from ...errors import (
-    CCompilerError,
-    CompileError,
     DistutilsExecError,
     DistutilsPlatformError,
 )
 from ...file_util import write_file
 from ...sysconfig import get_config_vars
 from ...version import LooseVersion, suppress_known_deprecation
 from . import unix
+from .errors import (
+    CompileError,
+    Error,
+)
 
 
 def get_msvcr():
@@ -250,7 +252,7 @@ def __init__(self, verbose=False, dry_run=False, force=False):
         shared_option = "-shared"
 
         if is_cygwincc(self.cc):
-            raise CCompilerError('Cygwin gcc cannot be used with --compiler=mingw32')
+            raise Error('Cygwin gcc cannot be used with --compiler=mingw32')
 
         self.set_executables(
             compiler=f'{self.cc} -O -Wall',

distutils/compilers/C/msvc.py

@@ -25,15 +25,17 @@
 
 from ..._log import log
 from ...errors import (
-    CompileError,
     DistutilsExecError,
     DistutilsPlatformError,
-    LibError,
-    LinkError,
 )
 from ...util import get_host_platform, get_platform
 from . import base
 from .base import gen_lib_options
+from .errors import (
+    CompileError,
+    LibError,
+    LinkError,
+)
 
 
 def _find_vc2015():

distutils/compilers/C/unix.py

@@ -26,9 +26,14 @@
 from ..._macos_compat import compiler_fixup
 from ..._modified import newer
 from ...compat import consolidate_linker_args
-from ...errors import CompileError, DistutilsExecError, LibError, LinkError
+from ...errors import DistutilsExecError
 from . import base
 from .base import gen_lib_options, gen_preprocess_options
+from .errors import (
+    CompileError,
+    LibError,
+    LinkError,
+)
 
 # XXX Things not currently handled:
 #   * optimization/debug/warning flags; we just use whatever's in Python's

distutils/compilers/C/zos.py

@@ -14,8 +14,9 @@
 import os
 
 from ... import sysconfig
-from ...errors import CompileError, DistutilsExecError
+from ...errors import DistutilsExecError
 from . import unix
+from .errors import CompileError
 
 _cc_args = {
     'ibm-openxl': [