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Extend crosstool configuration to allow features to specify (expandable) environment variables to pass to actions 

PiperOrigin-RevId: 111608329
This commit is contained in:
cparsons 2016-01-07 17:56:37 +01:00 committed by Marcel Hlopko
parent 04d798b0d8
commit a4f5b61df4
1 changed files with 32 additions and 0 deletions
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32
third_party/com/github/bazelbuild/bazel/src/main/protobuf/crosstool_config.proto vendored
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@ -87,6 +87,14 @@ message CToolchain {
repeated FlagGroup flag_group = 2;
}
// A key/value pair to be added as an environment variable. The value of
// this pair is expanded in the same way as is described in FlagGroup.
// The key remains an unexpanded string literal.
message EnvEntry {
required string key = 1;
required string value = 2;
}
// A set of features; used to support logical 'and' when specifying feature
// requirements in FlagSet and Feature.
message FeatureSet {
@ -121,7 +129,27 @@ message CToolchain {
repeated string expand_if_all_available = 4;
}
// A set of environment variables that are expanded in the command line for
// specific actions.
message EnvSet {
// The actions this env set applies to; each env set must specify at
// least one action.
repeated string action = 1;
// The environment variables applied via this env set.
repeated EnvEntry env_entry = 2;
// A list of feature sets defining when this env set gets applied. The
// env set will be applied when any of the feature sets fully apply, that
// is, when all features of the feature set are enabled.
//
// If 'with_feature' is omitted, the env set will be applied
// unconditionally for every action specified.
repeated FeatureSet with_feature = 3;
}
// Contains all flag specifications for one feature.
// Next ID: 7
message Feature {
// The feature's name. Feature names are generally defined by Bazel; it is
// possible to introduce a feature without a change to Bazel by adding a
@ -133,6 +161,10 @@ message CToolchain {
// actions in the modes that they are specified for.
repeated FlagSet flag_set = 2;
// If the given feature is enabled, the env sets will be applied for the
// actions in the modes that they are specified for.
repeated EnvSet env_set = 6;
// A list of feature sets defining when this feature is supported by the
// toolchain. The feature is supported if any of the feature sets fully
// apply, that is, when all features of a feature set are enabled.