Pull out essence total map essence of MachineInfos into PerMachine

We'll eventually have many other data structure duplicated for each
build, host, and target machines. This sets up the infrastructure for
that.

1 files changed, 3 insertions, 5 deletions

diff --git a/mesonbuild/environment.py b/mesonbuild/environment.py
index f01ba38..fe06c36 100644
--- a/mesonbuild/environment.py
+++ b/mesonbuild/environment.py
@@ -17,7 +17,7 @@ import configparser, os, platform, re, sys, shlex, shutil, subprocess
 from . import coredata
 from .linkers import ArLinker, ArmarLinker, VisualStudioLinker, DLinker
 from . import mesonlib
-from .mesonlib import EnvironmentException, Popen_safe
+from .mesonlib import EnvironmentException, PerMachine, Popen_safe
 from . import mlog
 
 from . import compilers
@@ -1147,11 +1147,9 @@ class MachineInfo:
             literal['cpu'],
             literal['endian'])
 
-class MachineInfos:
+class MachineInfos(PerMachine):
     def __init__(self):
-        self.build = None
-        self.host = None
-        self.target = None
+        super().__init__(None, None, None)
 
     def default_missing(self):
         """Default host to buid and target to host.