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concretizer: cleanup

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This commit is contained in:
Todd Gamblin 2019-08-18 23:14:53 -07:00
parent 6bbc64555b
commit a81258663c
1 changed files with 17 additions and 14 deletions
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31
lib/spack/spack/solver/concretize.lp
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@ -14,21 +14,10 @@
version_possible(P, V) :- version_declared(P, V), not version_conflict(P, V).
#defined version_conflict/2.
% One version, arch, etc. per package
{ arch_platform(P, A) : arch_platform(P, A) } = 1 :- node(P).
{ arch_os(P, A) : arch_os(P, A) } = 1 :- node(P).
{ arch_target(P, T) : arch_target(P, T) } = 1 :- node(P).
{ node_compiler(P, C) : node_compiler(P, C) } = 1 :- node(P).
{ node_compiler_version(P, C, V) :
node_compiler_version(P, C, V) } = 1 :- node(P).
%-----------------------------------------------------------------------------
% Dependency semantics
%-----------------------------------------------------------------------------
% one variant value for single-valued variants.
{ variant_value(P, V, X) : variant_value(P, V, X) } = 1
:- node(P), variant(P, V), not variant_single_value(P, V).
%=============================================================================
% Define
%=============================================================================
% dependencies imply new nodes.
node(D) :- node(P), depends_on(P, D).
@ -39,6 +28,10 @@ node(D) :- node(P), depends_on(P, D).
% Variant semantics
%-----------------------------------------------------------------------------
% one variant value for single-valued variants.
1 { variant_value(P, V, X) : variant_value(P, V, X) } 1
:- node(P), variant(P, V), variant_single_value(P, V).
% if a variant is set to anything, it is considered 'set'.
variant_set(P, V) :- variant_set(P, V, _).
@ -57,6 +50,11 @@ variant_value(P, V, X) :- node(P), variant(P, V), not variant_set(P, V),
% Architecture semantics
%-----------------------------------------------------------------------------
% one platform, os, target per node.
1 { arch_platform(P, A) : arch_platform(P, A) } 1 :- node(P).
1 { arch_os(P, A) : arch_os(P, A) } 1 :- node(P).
1 { arch_target(P, T) : arch_target(P, T) } 1 :- node(P).
% arch fields for pkg P are set if set to anything
arch_platform_set(P) :- arch_platform_set(P, _).
arch_os_set(P) :- arch_os_set(P, _).
@ -88,6 +86,11 @@ arch_target_set(D, A) :- node(D), depends_on(P, D), arch_target_set(P, A).
% Compiler semantics
%-----------------------------------------------------------------------------
% one compiler per node
{ node_compiler(P, C) : node_compiler(P, C) } = 1 :- node(P).
{ node_compiler_version(P, C, V) :
node_compiler_version(P, C, V) } = 1 :- node(P).
% compiler fields are set if set to anything
node_compiler_set(P) :- node_compiler_set(P, _).
node_compiler_version_set(P, C) :- node_compiler_version_set(P, C, _).