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-rw-r--r--rules/EXPRESSIONS194
-rw-r--r--rules/TARGETS1
-rw-r--r--rules/cargo/RULES374
-rw-r--r--rules/rust/EXPRESSIONS1319
-rw-r--r--rules/rust/RULES906
-rw-r--r--rules/rust/TARGETS171
-rwxr-xr-xrules/rust/runner.py82
7 files changed, 3047 insertions, 0 deletions
diff --git a/rules/EXPRESSIONS b/rules/EXPRESSIONS
new file mode 100644
index 0000000..101af7b
--- /dev/null
+++ b/rules/EXPRESSIONS
@@ -0,0 +1,194 @@
+{ "default_from_base":
+ { "doc":
+ [ "If the \"value\" is evaluated as null, the value associated to"
+ , "\"key\" is retrieved from the \"base\" targets."
+ ]
+ , "vars": ["base", "transition", "key", "value"]
+ , "imports": {"flatten_from_provides": "flatten_from_provides"}
+ , "expression":
+ { "type": "if"
+ , "cond": {"type": "var", "name": "value"}
+ , "then": {"type": "var", "name": "value"}
+ , "else":
+ { "type": "let*"
+ , "bindings": [["range", {"type": "var", "name": "base"}]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ }
+, "disjoint_map_from_provides":
+ { "doc":
+ [ "Performs a disjoint map union of the maps contained in the"
+ , "provides map of each element in the \"range\" under the key \"key\"."
+ ]
+ , "vars": ["range", "transition", "key"]
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ ]
+ , "body":
+ { "type": "disjoint_map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "var", "name": "range"}
+ , "body":
+ { "type": "DEP_PROVIDES"
+ , "dep": {"type": "var", "name": "x"}
+ , "provider": {"type": "var", "name": "key"}
+ , "default": {"type": "empty_map"}
+ , "transition": {"type": "var", "name": "transition"}
+ }
+ }
+ }
+ }
+ }
+, "flatten_from_provides":
+ { "doc":
+ [ "Flatten the lists contained in the provides map of each element"
+ , "in the \"range\" under the key \"key\"."
+ ]
+ , "vars": ["range", "transition", "key"]
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ ]
+ , "body":
+ { "type": "++"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "var", "name": "range"}
+ , "body":
+ { "type": "DEP_PROVIDES"
+ , "dep": {"type": "var", "name": "x"}
+ , "provider": {"type": "var", "name": "key"}
+ , "transition": {"type": "var", "name": "transition"}
+ }
+ }
+ }
+ }
+ }
+, "get_artifacts":
+ { "vars": ["field_content", "transition"]
+ , "expression":
+ { "type": "disjoint_map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "var", "name": "field_content"}
+ , "body":
+ { "type": "DEP_ARTIFACTS"
+ , "dep": {"type": "var", "name": "x"}
+ , "transition":
+ { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ }
+ }
+ }
+ }
+, "get_runfiles":
+ { "vars": ["field_content", "transition"]
+ , "expression":
+ { "type": "disjoint_map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "var", "name": "field_content"}
+ , "body":
+ { "type": "DEP_RUNFILES"
+ , "dep": {"type": "var", "name": "x"}
+ , "transition":
+ { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ }
+ }
+ }
+ }
+, "get_unique_artifact":
+ { "doc":
+ [ "Retrive the unique artifact. Asserts double checks that the"
+ , "\"field_content\" evaluates to a single artifact."
+ ]
+ , "vars": ["field_name", "field_content", "transition"]
+ , "imports": {"get_artifacts": "get_artifacts"}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "_"
+ , { "type": "assert_non_empty"
+ , "msg":
+ { "type": "join"
+ , "$1":
+ [ "Please define field "
+ , { "type": "json_encode"
+ , "$1": {"type": "var", "name": "field_name"}
+ }
+ , ". It cannot be empty."
+ ]
+ , "separator": ""
+ }
+ , "$1": {"type": "var", "name": "field_content"}
+ }
+ ]
+ , ["artifacts", {"type": "CALL_EXPRESSION", "name": "get_artifacts"}]
+ , [ "_"
+ , { "type": "assert"
+ , "msg":
+ { "type": "join"
+ , "$1":
+ [ { "type": "json_encode"
+ , "$1": {"type": "var", "name": "field_name"}
+ }
+ , " must evaluate to exactly one artifact but found "
+ , { "type": "json_encode"
+ , "$1": {"type": "var", "name": "artifacts"}
+ }
+ ]
+ , "separator": ""
+ }
+ , "predicate":
+ { "type": "=="
+ , "$1": {"type": "length", "$1": {"type": "var", "name": "_"}}
+ , "$2": 1
+ }
+ , "$1": {"type": "keys", "$1": {"type": "var", "name": "artifacts"}}
+ }
+ ]
+ ]
+ , "body": {"type": "var", "name": "artifacts"}
+ }
+ }
+, "stage_unique_artifact":
+ { "vars": ["artifact", "name"]
+ , "expression":
+ { "type": "disjoint_map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "values", "$1": {"type": "var", "name": "artifact"}}
+ , "body":
+ { "type": "singleton_map"
+ , "key": {"type": "var", "name": "name"}
+ , "value": {"type": "var", "name": "x"}
+ }
+ }
+ }
+ }
+}
diff --git a/rules/TARGETS b/rules/TARGETS
new file mode 100644
index 0000000..0967ef4
--- /dev/null
+++ b/rules/TARGETS
@@ -0,0 +1 @@
+{}
diff --git a/rules/cargo/RULES b/rules/cargo/RULES
new file mode 100644
index 0000000..19d961b
--- /dev/null
+++ b/rules/cargo/RULES
@@ -0,0 +1,374 @@
+{ "build_script":
+ { "doc":
+ [ "The custom build script supported by cargo. This binary is"
+ , "executed before compiling the other crates. Currently, only its"
+ , "output is processed to augment the rustc flags. During a cross"
+ , "compilation, since the build script must be run on the host"
+ , "system, it is always compiled according to the configuration"
+ , "provided by the \"defaults\" for the \"HOST_ARCH\"."
+ ]
+ , "string_fields": ["name", "edition", "stage", "version", "pkg_name"]
+ , "target_fields": ["crate_root", "srcs", "deps", "cargo_features"]
+ , "field_doc":
+ { "name": ["The name of the crate being built."]
+ , "cargo_features":
+ ["List of cargo features this binary requires to be enabled."]
+ , "crate_root":
+ [ "The crate to be fed to the Rust compiler. It must evaluate to"
+ , "a single artifact/file."
+ ]
+ , "defaults": ["The Rust toolchain to use."]
+ , "deps": ["Any other libraries this binary depends upon."]
+ , "edition":
+ [ "The edition of the compiler to use during compilation. If"
+ , "unset, 2015 is used."
+ ]
+ , "pkg_name":
+ [ "The name of the package the crate belongs to. It is"
+ , "exported to the CARGO_PKG_NAME environment variable."
+ ]
+ , "srcs": ["The source files of the binary."]
+ , "stage":
+ [ "The logical location of the resulting artifact. Elements are"
+ , "joined with \"/\"."
+ ]
+ , "version":
+ [ "The crate version. Elements are joined with \".\" and the first"
+ , "three elements are used for the major, minor, and patch"
+ , "number respectively."
+ ]
+ }
+ , "config_vars": ["ARCH", "HOST_ARCH", "ENV"]
+ , "config_doc":
+ { "ARCH":
+ [ "Default value for both HOST_ARCH and TARGET_ARCH. It is user's"
+ , "responsibility to adapt the \"defaults\" according to the"
+ , "provided value."
+ ]
+ , "ENV":
+ [ "Additional environment variables (besides ones provided by"
+ , "the \"defaults\" target) to be set for each action. If the"
+ , "same variable is set here and in the \"defaults\", the former"
+ , "is taken."
+ ]
+ , "HOST_ARCH":
+ [ "The host CPU architecture. It is user's responsibility to"
+ , "adapt the \"defaults\" according to the provided value."
+ ]
+ }
+ , "config_transitions":
+ { "cargo_features":
+ [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "crate_root": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "defaults": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "deps": [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "srcs": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ }
+ , "imports":
+ { "call rustc artifact": ["./", "../rust", "call rustc artifact"]
+ , "for host": ["./", "../rust", "for host"]
+ , "for host as rlib": ["./", "../rust", "for host as rlib"]
+ , "get_runfiles": ["./", "..", "get_runfiles"]
+ }
+ , "implicit": {"defaults": [["./", "../rust", "defaults"]]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["crate_name", {"type": "FIELD", "name": "name"}]
+ , ["crate_type", "bin"]
+ , [ "stage"
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "stage"}
+ , "then":
+ { "type": "join"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ , "separator": "/"
+ }
+ , "else": "."
+ }
+ ]
+ , ["crate_root", {"type": "FIELD", "name": "crate_root"}]
+ , ["edition", {"type": "FIELD", "name": "edition"}]
+ , ["srcs", {"type": "FIELD", "name": "srcs"}]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , ["cargo_features", {"type": "FIELD", "name": "cargo_features"}]
+ , ["emit", "link"]
+ , ["is_custom_build_script", true]
+ , ["transition", {"type": "CALL_EXPRESSION", "name": "for host"}]
+ , [ "deps-transition"
+ , {"type": "CALL_EXPRESSION", "name": "for host as rlib"}
+ ]
+ , ["version", {"type": "FIELD", "name": "version"}]
+ , ["pkg_name", {"type": "FIELD", "name": "pkg_name"}]
+ , ["defaults", {"type": "FIELD", "name": "defaults"}]
+ , [ "artifact result"
+ , {"type": "CALL_EXPRESSION", "name": "call rustc artifact"}
+ ]
+ , [ "exe"
+ , { "type": "assert"
+ , "msg":
+ { "type": "join"
+ , "$1":
+ [ "Expected single executable but found "
+ , {"type": "json_encode", "$1": {"type": "var", "name": "_"}}
+ ]
+ }
+ , "predicate":
+ { "type": "=="
+ , "$1":
+ { "type": "length"
+ , "$1": {"type": "keys", "$1": {"type": "var", "name": "_"}}
+ }
+ , "$2": 1
+ }
+ , "$1":
+ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "artifact result"}
+ }
+ }
+ ]
+ , [ "exe_name"
+ , { "type": "lookup"
+ , "key": "artifact-name"
+ , "map": {"type": "var", "name": "artifact result"}
+ }
+ ]
+ , [ "out_name"
+ , { "type": "join"
+ , "$1": [{"type": "var", "name": "stage"}, "out"]
+ , "separator": "/"
+ }
+ ]
+ , [ "out"
+ , { "type": "ACTION"
+ , "outs": [{"type": "var", "name": "out_name"}]
+ , "inputs": {"type": "var", "name": "exe"}
+ , "cmd":
+ [ "sh"
+ , "-ce"
+ , { "type": "join"
+ , "$1":
+ [ { "type": "join_cmd"
+ , "$1": [{"type": "var", "name": "exe_name"}]
+ }
+ , " > "
+ , {"type": "var", "name": "out_name"}
+ , " && "
+ , { "type": "join_cmd"
+ , "$1": ["cat", {"type": "var", "name": "out_name"}]
+ }
+ , " | "
+ , { "type": "join_cmd"
+ , "$1":
+ [ "xargs"
+ , "printf"
+ , { "type": "join"
+ , "$1":
+ ["[", {"type": "var", "name": "stage"}, "] ", "%s\n"]
+ , "separator": ""
+ }
+ ]
+ }
+ ]
+ , "separator": ""
+ }
+ ]
+ , "env":
+ { "type": "lookup"
+ , "key": "env"
+ , "map": {"type": "var", "name": "artifact result"}
+ }
+ }
+ ]
+ , [ "file_args_name"
+ , { "type": "join"
+ , "$1": [{"type": "var", "name": "stage"}, "file_args"]
+ , "separator": "/"
+ }
+ ]
+ , [ "file_args"
+ , { "type": "ACTION"
+ , "outs": [{"type": "var", "name": "file_args_name"}]
+ , "inputs": {"type": "var", "name": "out"}
+ , "cmd":
+ [ "sh"
+ , "-c"
+ , { "type": "join"
+ , "$1":
+ [ { "type": "join_cmd"
+ , "$1": ["cat", {"type": "var", "name": "out_name"}]
+ }
+ , " | "
+ , { "type": "join_cmd"
+ , "$1":
+ [ "awk"
+ , { "type": "join"
+ , "$1":
+ [ "/rustc-cfg/ {split($0,x,\"=\"); printf \"--cfg\\n%s\\n\", x[2]}"
+ , "/rustc-link-arg/ {split($0,x,\"=\"); printf \"-Clink-arg=%s\\n\", x[2]}"
+ ]
+ , "separator": " "
+ }
+ ]
+ }
+ , " > "
+ , {"type": "var", "name": "file_args_name"}
+ ]
+ , "separator": ""
+ }
+ ]
+ }
+ ]
+ , [ "args"
+ , { "type": "join"
+ , "$1": ["@", {"type": "var", "name": "file_args_name"}]
+ , "separator": ""
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "artifacts":
+ { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "exe"}
+ , {"type": "var", "name": "file_args"}
+ , {"type": "var", "name": "out"}
+ ]
+ }
+ , "provides":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "singleton_map"
+ , "key": "rust-compile-artifacts"
+ , "value": {"type": "var", "name": "file_args"}
+ }
+ , { "type": "singleton_map"
+ , "key": "rust-link-artifacts"
+ , "value": {"type": "var", "name": "file_args"}
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-compile-args"
+ , "value": [{"type": "var", "name": "args"}]
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-link-args"
+ , "value": [{"type": "var", "name": "args"}]
+ }
+ ]
+ }
+ }
+ }
+ }
+, "feature":
+ { "doc": ["A cargo feature."]
+ , "string_fields": ["name"]
+ , "target_fields": ["deps"]
+ , "field_doc":
+ { "name":
+ [ "The feature name. The flag `--cfg feature=<name>` is passed to"
+ , "the Rust compiler."
+ ]
+ , "deps":
+ ["Any other features or \"[rust, library]\" this feature depends", "on."]
+ }
+ , "imports":
+ { "disjoint_map_from_provides": ["./", "..", "disjoint_map_from_provides"]
+ , "flatten_from_provides": ["./", "..", "flatten_from_provides"]
+ }
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "feature_name"
+ , {"type": "[]", "index": 0, "list": {"type": "FIELD", "name": "name"}}
+ ]
+ , [ "my_feature_arg"
+ , [ "--cfg"
+ , { "type": "join"
+ , "$1":
+ ["feature=\"", {"type": "var", "name": "feature_name"}, "\""]
+ }
+ ]
+ ]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , ["range", {"type": "var", "name": "deps"}]
+ , [ "compile-deps"
+ , { "type": "let*"
+ , "bindings": [["key", "rust-compile-artifacts"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "disjoint_map_from_provides"}
+ }
+ ]
+ , [ "link-deps"
+ , { "type": "let*"
+ , "bindings": [["key", "rust-link-artifacts"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "disjoint_map_from_provides"}
+ }
+ ]
+ , [ "compile-deps-args"
+ , { "type": "let*"
+ , "bindings": [["key", "rustc-compile-args"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "link-deps-args"
+ , { "type": "let*"
+ , "bindings": [["key", "rustc-link-args"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "stage-deps-args"
+ , { "type": "let*"
+ , "bindings": [["key", "stage-args"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "provides":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "singleton_map"
+ , "key": "rust-compile-artifacts"
+ , "value": {"type": "var", "name": "compile-deps"}
+ }
+ , { "type": "singleton_map"
+ , "key": "rust-link-artifacts"
+ , "value": {"type": "var", "name": "link-deps"}
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-compile-args"
+ , "value":
+ { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "my_feature_arg"}
+ , {"type": "var", "name": "compile-deps-args"}
+ ]
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-link-args"
+ , "value":
+ { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "my_feature_arg"}
+ , {"type": "var", "name": "link-deps-args"}
+ ]
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "stage-args"
+ , "value": {"type": "var", "name": "stage-deps-args"}
+ }
+ ]
+ }
+ }
+ }
+ }
+}
diff --git a/rules/rust/EXPRESSIONS b/rules/rust/EXPRESSIONS
new file mode 100644
index 0000000..3f23d41
--- /dev/null
+++ b/rules/rust/EXPRESSIONS
@@ -0,0 +1,1319 @@
+{ "call rustc":
+ { "vars": ["cmd", "inputs", "outs", "out_dirs", "env"]
+ , "expression":
+ { "type": "ACTION"
+ , "outs": {"type": "var", "name": "outs", "default": []}
+ , "inputs": {"type": "var", "name": "inputs"}
+ , "cmd": {"type": "var", "name": "cmd"}
+ , "env": {"type": "var", "name": "env"}
+ , "out_dirs": {"type": "var", "name": "out_dirs", "default": []}
+ }
+ }
+, "call rustc artifact":
+ { "doc":
+ [ "The artifact produced by the calling of the Rust compiler. The"
+ , "expression \"call rustc result\" first calls this expression."
+ ]
+ , "vars":
+ [ "crate_root"
+ , "crate_name"
+ , "deps"
+ , "crate_type"
+ , "srcs"
+ , "edition"
+ , "cargo_features"
+ , "stage"
+ , "build_script"
+ , "emit"
+ , "rmeta"
+ , "runner"
+ , "transition"
+ , "deps-transition"
+ , "version"
+ , "test"
+ , "defaults"
+ , "pkg_name"
+ , "ENV"
+ ]
+ , "imports":
+ { "call rustc": "call rustc"
+ , "disjoint_map_from_provides": ["./", "..", "disjoint_map_from_provides"]
+ , "flatten_from_provides": ["./", "..", "flatten_from_provides"]
+ , "for host": "for host"
+ , "get_artifacts": ["./", "..", "get_artifacts"]
+ , "get_runfiles": ["./", "..", "get_runfiles"]
+ , "get_unique_artifact": ["./", "..", "get_unique_artifact"]
+ }
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "crate_root"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["field_name", "crate_root"]
+ , ["field_content", {"type": "var", "name": "crate_root"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "get_unique_artifact"}
+ }
+ ]
+ , [ "crate_root_name"
+ , { "type": "join"
+ , "$1": {"type": "keys", "$1": {"type": "var", "name": "crate_root"}}
+ }
+ ]
+ , [ "crate_name"
+ , {"type": "join", "$1": {"type": "var", "name": "crate_name"}}
+ ]
+ , [ "srcs"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["field_content", {"type": "var", "name": "srcs"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "get_artifacts"}
+ }
+ ]
+ , [ "c-deps"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["field_content", {"type": "var", "name": "deps"}]
+ , [ "artifacts"
+ , {"type": "CALL_EXPRESSION", "name": "get_artifacts"}
+ ]
+ , ["runfiles", {"type": "CALL_EXPRESSION", "name": "get_runfiles"}]
+ , ["range", {"type": "var", "name": "deps"}]
+ , [ "compile-deps"
+ , { "type": "let*"
+ , "bindings": [["key", "compile-deps"]]
+ , "body":
+ { "type": "CALL_EXPRESSION"
+ , "name": "disjoint_map_from_provides"
+ }
+ }
+ ]
+ , [ "link-deps"
+ , { "type": "let*"
+ , "bindings": [["key", "link-deps"]]
+ , "body":
+ { "type": "CALL_EXPRESSION"
+ , "name": "disjoint_map_from_provides"
+ }
+ }
+ ]
+ ]
+ , "body":
+ { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "runfiles"}
+ , {"type": "var", "name": "artifacts"}
+ , {"type": "var", "name": "compile-deps"}
+ , {"type": "var", "name": "link-deps"}
+ ]
+ }
+ }
+ ]
+ , [ "run-libs"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["range", {"type": "var", "name": "deps"}]
+ , ["key", "run-libs"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "disjoint_map_from_provides"}
+ }
+ ]
+ , [ "c-deps-link-args"
+ , { "type": "let*"
+ , "bindings":
+ [ ["range", {"type": "var", "name": "deps"}]
+ , [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "link-args"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "c-deps-run-libs-args"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["range", {"type": "var", "name": "deps"}]
+ , ["key", "run-libs-args"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "range"
+ , { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "deps"}
+ , {"type": "var", "name": "cargo_features"}
+ , {"type": "var", "name": "build_script", "default": []}
+ ]
+ }
+ ]
+ , [ "compile-deps"
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "c-deps"}
+ , {"type": "var", "name": "run-libs"}
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "rust-compile-artifacts"]
+ ]
+ , "body":
+ { "type": "CALL_EXPRESSION"
+ , "name": "disjoint_map_from_provides"
+ }
+ }
+ ]
+ }
+ ]
+ , [ "link-deps"
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "c-deps"}
+ , {"type": "var", "name": "run-libs"}
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "rust-link-artifacts"]
+ ]
+ , "body":
+ { "type": "CALL_EXPRESSION"
+ , "name": "disjoint_map_from_provides"
+ }
+ }
+ ]
+ }
+ ]
+ , [ "compile-deps-args"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "rustc-compile-args"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "link-deps-args"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "rustc-link-args"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "stage-deps-args"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "transition"
+ , { "type": "var"
+ , "name": "deps-transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , ["key", "stage-args"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , ["range", {"type": "var", "name": "defaults"}]
+ , [ "transition"
+ , { "type": "var"
+ , "name": "transition"
+ , "default": {"type": "empty_map"}
+ }
+ ]
+ , [ "TARGET"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "TARGET"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "HOST"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "HOST"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "RUSTC"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "RUSTC"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "RUSTC_FLAGS"
+ , { "type": "let*"
+ , "bindings": [["key", "RUSTC_FLAGS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "ADD_RUSTC_FLAGS"
+ , { "type": "let*"
+ , "bindings": [["key", "ADD_RUSTC_FLAGS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ ]
+ , [ "PATH"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "PATH"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ , "separator": ":"
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ARCH"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_ARCH"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ENDIAN"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_ENDIAN"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ENV"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_ENV"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_FAMILY"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_FAMILY"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_FEATURE"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_FEATURE"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ , "separator": ","
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_HAS_ATOMIC"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_HAS_ATOMIC"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ , "separator": ","
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_OS"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_OS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_POINTER_WIDTH"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_POINTER_WIDTH"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_VENDOR"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_TARGET_VENDOR"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_UNIX"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_UNIX"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_CFG_WINDOWS"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_CFG_WINDOWS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "CARGO_ENCODED_RUSTFLAGS"
+ , { "type": "join"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["key", "CARGO_ENCODED_RUSTFLAGS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "flatten_from_provides"}
+ }
+ }
+ ]
+ , [ "edition"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "edition"}
+ , "then": {"type": "join", "$1": {"type": "var", "name": "edition"}}
+ , "else": "2015"
+ }
+ ]
+ , [ "cmd"
+ , [ "sh"
+ , "-c"
+ , { "type": "join"
+ , "$1":
+ [ { "type": "join_cmd"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ [ { "type": "var"
+ , "name": "runner"
+ , "default": {"type": "var", "name": "RUSTC"}
+ }
+ , {"type": "var", "name": "crate_root_name"}
+ , "--crate-name"
+ , {"type": "var", "name": "crate_name"}
+ , "--crate-type"
+ , {"type": "var", "name": "crate_type"}
+ , "--emit"
+ , {"type": "var", "name": "emit"}
+ , "--edition"
+ , {"type": "var", "name": "edition"}
+ , "--out-dir"
+ , {"type": "var", "name": "stage"}
+ ]
+ , {"type": "var", "name": "RUSTC_FLAGS"}
+ , {"type": "var", "name": "ADD_RUSTC_FLAGS"}
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "TARGET"}
+ , "then": ["--target", {"type": "var", "name": "TARGET"}]
+ , "else": []
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "LINKER"}
+ , "then":
+ [ "-C"
+ , { "type": "join"
+ , "$1":
+ ["linker=", {"type": "var", "name": "LINKER"}]
+ }
+ ]
+ , "else": []
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "test"}
+ , "then": ["--test"]
+ , "else": []
+ }
+ , { "type": "case"
+ , "case":
+ { "bin": {"type": "var", "name": "link-deps-args"}
+ , "cdylib": {"type": "var", "name": "link-deps-args"}
+ , "dylib": {"type": "var", "name": "link-deps-args"}
+ , "proc-macro":
+ {"type": "var", "name": "link-deps-args"}
+ , "rlib": {"type": "var", "name": "compile-deps-args"}
+ , "staticlib":
+ {"type": "var", "name": "link-deps-args"}
+ }
+ , "expr": {"type": "var", "name": "crate_type"}
+ }
+ , { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "proc-macro"
+ }
+ , "then": ["--extern", "proc_macro"]
+ , "else": []
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "c-deps-link-args"}
+ , "then":
+ { "type": "let*"
+ , "bindings":
+ [ [ "args"
+ , { "type": "++"
+ , "$1":
+ [ ["-Clink-arg=-Wl"]
+ , {"type": "var", "name": "c-deps-link-args"}
+ ]
+ }
+ ]
+ ]
+ , "body":
+ [ { "type": "join"
+ , "$1": {"type": "var", "name": "args"}
+ , "separator": ","
+ }
+ ]
+ }
+ , "else": []
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "c-deps-run-libs-args"}
+ , "then":
+ { "type": "let*"
+ , "bindings":
+ [ [ "args"
+ , { "type": "++"
+ , "$1":
+ [ ["-Clink-arg=-Wl"]
+ , { "type": "var"
+ , "name": "c-deps-run-libs-args"
+ }
+ ]
+ }
+ ]
+ ]
+ , "body":
+ [ { "type": "join"
+ , "$1": {"type": "var", "name": "args"}
+ , "separator": ","
+ }
+ ]
+ }
+ , "else": []
+ }
+ ]
+ }
+ }
+ , "--remap-path-prefix"
+ , "\"${PWD}=\""
+ ]
+ , "separator": " "
+ }
+ ]
+ ]
+ , [ "inputs"
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "crate_root"}
+ , {"type": "var", "name": "srcs"}
+ , { "type": "case"
+ , "case":
+ { "bin": {"type": "var", "name": "link-deps"}
+ , "cdylib": {"type": "var", "name": "link-deps"}
+ , "dylib": {"type": "var", "name": "link-deps"}
+ , "proc-macro": {"type": "var", "name": "link-deps"}
+ , "rlib": {"type": "var", "name": "compile-deps"}
+ , "staticlib": {"type": "var", "name": "link-deps"}
+ }
+ , "expr": {"type": "var", "name": "crate_type"}
+ }
+ ]
+ }
+ ]
+ , [ "outs"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "rmeta"}
+ , "then":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".rmeta"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "else":
+ { "type": "case"
+ , "case":
+ { "bin":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , {"type": "var", "name": "crate_name"}
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "cdylib":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".so"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "dylib":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".so"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "proc-macro":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".so"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "rlib":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".rlib"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ , "staticlib":
+ [ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "stage"}
+ , { "type": "join"
+ , "$1":
+ ["lib", {"type": "var", "name": "crate_name"}, ".a"]
+ , "separator": ""
+ }
+ ]
+ , "separator": "/"
+ }
+ ]
+ }
+ , "expr": {"type": "var", "name": "crate_type"}
+ }
+ }
+ ]
+ , ["OUT_DIR", {"type": "var", "name": "stage"}]
+ , [ "TARGET"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "TARGET"}
+ , "then": {"type": "var", "name": "TARGET"}
+ , "else": ""
+ }
+ ]
+ , [ "HOST"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "HOST"}
+ , "then": {"type": "var", "name": "HOST"}
+ , "else": ""
+ }
+ ]
+ , [ "CARGO_PKG_VERSION"
+ , { "type": "join"
+ , "$1": {"type": "var", "name": "version", "default": []}
+ , "separator": "."
+ }
+ ]
+ , [ "CARGO_PKG_VERSION_MAJOR"
+ , { "type": "[]"
+ , "index": 0
+ , "list": {"type": "var", "name": "version", "default": []}
+ , "default": ""
+ }
+ ]
+ , [ "CARGO_PKG_VERSION_MINOR"
+ , { "type": "[]"
+ , "index": 1
+ , "list": {"type": "var", "name": "version", "default": []}
+ , "default": ""
+ }
+ ]
+ , [ "CARGO_PKG_VERSION_PATCH"
+ , { "type": "[]"
+ , "index": 2
+ , "list": {"type": "var", "name": "version", "default": []}
+ , "default": ""
+ }
+ ]
+ , [ "CARGO_PKG_NAME"
+ , {"type": "join", "$1": {"type": "var", "name": "pkg_name"}}
+ ]
+ , [ "env"
+ , { "type": "map_union"
+ , "$1":
+ [ { "type": "env"
+ , "vars":
+ [ "RUSTC"
+ , "PATH"
+ , "OUT_DIR"
+ , "HOST"
+ , "TARGET"
+ , "CARGO_PKG_NAME"
+ , "CARGO_PKG_VERSION"
+ , "CARGO_PKG_VERSION_MAJOR"
+ , "CARGO_PKG_VERSION_MINOR"
+ , "CARGO_PKG_VERSION_PATCH"
+ ]
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_ARCH"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_ARCH"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_ARCH"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_ENDIAN"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_ENDIAN"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_ENDIAN"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_ENV"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_ENV"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_ENV"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_FAMILY"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_FAMILY"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_FAMILY"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_FEATURE"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_FEATURE"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_FEATURE"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_HAS_ATOMIC"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_HAS_ATOMIC"
+ , "value":
+ {"type": "var", "name": "CARGO_CFG_TARGET_HAS_ATOMIC"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_OS"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_OS"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_OS"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond":
+ {"type": "var", "name": "CARGO_CFG_TARGET_POINTER_WIDTH"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_POINTER_WIDTH"
+ , "value":
+ {"type": "var", "name": "CARGO_CFG_TARGET_POINTER_WIDTH"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_TARGET_VENDOR"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_TARGET_VENDOR"
+ , "value": {"type": "var", "name": "CARGO_CFG_TARGET_VENDOR"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_UNIX"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_UNIX"
+ , "value": {"type": "var", "name": "CARGO_CFG_UNIX"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "CARGO_CFG_WINDOWS"}
+ , "then":
+ { "type": "singleton_map"
+ , "key": "CARGO_CFG_WINDOWS"
+ , "value": {"type": "var", "name": "CARGO_CFG_WINDOWS"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , {"type": "var", "name": "ENV", "default": {"type": "empty_map"}}
+ ]
+ }
+ ]
+ , ["artifact", {"type": "CALL_EXPRESSION", "name": "call rustc"}]
+ , [ "artifact-name"
+ , {"type": "join", "$1": {"type": "var", "name": "outs"}}
+ ]
+ ]
+ , "body":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "env"
+ , "vars":
+ [ "artifact"
+ , "artifact-name"
+ , "stage-args"
+ , "link-deps"
+ , "compile-deps"
+ , "stage-deps-args"
+ , "run-libs"
+ , "c-deps-link-args"
+ , "c-deps-run-libs-args"
+ ]
+ }
+ , { "type": "singleton_map"
+ , "key": "env"
+ , "value": {"type": "var", "name": "env"}
+ }
+ ]
+ }
+ }
+ }
+, "call rustc result":
+ { "doc": ["The RESULT from the invocation of rustc."]
+ , "vars":
+ [ "crate_root"
+ , "crate_name"
+ , "deps"
+ , "crate_type"
+ , "srcs"
+ , "edition"
+ , "cargo_features"
+ , "stage"
+ , "build_script"
+ , "transition"
+ , "deps-transition"
+ , "version"
+ , "defaults"
+ , "pkg_name"
+ , "c_hdrs"
+ , "ENV"
+ ]
+ , "imports":
+ { "call rustc artifact": "call rustc artifact"
+ , "stage_unique_artifact": ["./", "..", "stage_unique_artifact"]
+ }
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["emit", "metadata,link"]
+ , [ "rmeta result"
+ , { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "bin"
+ }
+ , "then": {"type": "empty_map"}
+ , "else":
+ { "type": "let*"
+ , "bindings": [["rmeta", true]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "call rustc artifact"}
+ }
+ }
+ ]
+ , [ "link result"
+ , {"type": "CALL_EXPRESSION", "name": "call rustc artifact"}
+ ]
+ , ["emit", "metadata,link"]
+ , [ "crate_name"
+ , {"type": "join", "$1": {"type": "var", "name": "crate_name"}}
+ ]
+ , [ "stage_args"
+ , { "type": "++"
+ , "$1":
+ [ ["-L", {"type": "var", "name": "stage"}]
+ , { "type": "lookup"
+ , "key": "stage-deps-args"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ ]
+ , [ "link_arg_rmeta"
+ , { "type": "cond"
+ , "cond":
+ [ [ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "bin"
+ }
+ , []
+ ]
+ , [ true
+ , { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "stage_args"}
+ , [ "--extern"
+ , { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "crate_name"}
+ , "="
+ , { "type": "lookup"
+ , "key": "artifact-name"
+ , "map": {"type": "var", "name": "rmeta result"}
+ }
+ ]
+ }
+ ]
+ ]
+ }
+ ]
+ ]
+ }
+ ]
+ , [ "link_arg_rlib"
+ , { "type": "cond"
+ , "cond":
+ [ [ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "bin"
+ }
+ , []
+ ]
+ , [ true
+ , { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "stage_args"}
+ , [ "--extern"
+ , { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "crate_name"}
+ , "="
+ , { "type": "lookup"
+ , "key": "artifact-name"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ ]
+ ]
+ }
+ ]
+ ]
+ }
+ ]
+ , [ "run-libs-map"
+ , { "type": "singleton_map"
+ , "key": "run-libs"
+ , "value":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "lookup"
+ , "key": "run-libs"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , { "type": "case"
+ , "case":
+ { "bin": {"type": "empty_map"}
+ , "cdylib":
+ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , "dylib":
+ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , "proc-macro": {"type": "empty_map"}
+ , "rlib": {"type": "empty_map"}
+ , "staticlib": {"type": "empty_map"}
+ }
+ , "expr": {"type": "var", "name": "crate_type"}
+ }
+ ]
+ }
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "artifacts":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ , "runfiles":
+ {"type": "var", "name": "c_hdrs", "default": {"type": "empty_map"}}
+ , "provides":
+ { "type": "cond"
+ , "cond":
+ [ [ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "bin"
+ }
+ , {"type": "var", "name": "run-libs-map"}
+ ]
+ , [ true
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "run-libs-map"}
+ , { "type": "singleton_map"
+ , "key": "rust-compile-artifacts"
+ , "value":
+ { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "proc-macro"
+ }
+ , "then":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , { "type": "lookup"
+ , "key": "link-deps"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ , "else":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "rmeta result"}
+ }
+ , { "type": "lookup"
+ , "key": "compile-deps"
+ , "map": {"type": "var", "name": "rmeta result"}
+ }
+ ]
+ }
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "rust-link-artifacts"
+ , "value":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , { "type": "lookup"
+ , "key": "link-deps"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-compile-args"
+ , "value":
+ { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "proc-macro"
+ }
+ , "then":
+ { "type": "++"
+ , "$1": [{"type": "var", "name": "link_arg_rlib"}]
+ }
+ , "else":
+ { "type": "++"
+ , "$1": [{"type": "var", "name": "link_arg_rmeta"}]
+ }
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "rustc-link-args"
+ , "value":
+ { "type": "++"
+ , "$1": [{"type": "var", "name": "link_arg_rlib"}]
+ }
+ }
+ , { "type": "singleton_map"
+ , "key": "stage-args"
+ , "value":
+ { "type": "++"
+ , "$1":
+ [ ["-L", {"type": "var", "name": "stage"}]
+ , { "type": "lookup"
+ , "key": "stage-deps-args"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ }
+ , { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "cdylib"
+ }
+ , "then":
+ { "type": "let*"
+ , "bindings":
+ [ [ "basename"
+ , { "type": "basename"
+ , "$1":
+ { "type": "lookup"
+ , "key": "artifact-name"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ }
+ ]
+ , [ "run-libs"
+ , { "type": "singleton_map"
+ , "key": "run-libs"
+ , "value":
+ { "type": "let*"
+ , "bindings":
+ [ [ "artifact"
+ , { "type": "lookup"
+ , "key": "artifact"
+ , "map":
+ {"type": "var", "name": "link result"}
+ }
+ ]
+ , ["name", {"type": "var", "name": "basename"}]
+ ]
+ , "body":
+ { "type": "CALL_EXPRESSION"
+ , "name": "stage_unique_artifact"
+ }
+ }
+ }
+ ]
+ , [ "run-libs-args"
+ , { "type": "singleton_map"
+ , "key": "run-libs-args"
+ , "value": [{"type": "var", "name": "basename"}]
+ }
+ ]
+ ]
+ , "body":
+ { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "run-libs"}
+ , {"type": "var", "name": "run-libs-args"}
+ ]
+ }
+ }
+ , "else": {"type": "empty_map"}
+ }
+ , { "type": "if"
+ , "cond":
+ { "type": "=="
+ , "$1": {"type": "var", "name": "crate_type"}
+ , "$2": "staticlib"
+ }
+ , "then":
+ { "type": "singleton_map"
+ , "key": "link-args"
+ , "value":
+ { "type": "++"
+ , "$1":
+ [ [ { "type": "lookup"
+ , "key": "artifact-name"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ , { "type": "lookup"
+ , "key": "c-deps-link-args"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ , { "type": "lookup"
+ , "key": "c-deps-run-libs-args"
+ , "map": {"type": "var", "name": "link result"}
+ }
+ ]
+ }
+ }
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ }
+ ]
+ ]
+ }
+ }
+ }
+ }
+, "for host":
+ { "doc": ["Transition to host required while cross-compiling."]
+ , "vars": ["ARCH", "HOST_ARCH", "TARGET_ARCH"]
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ [ "TARGET_ARCH"
+ , { "type": "var"
+ , "name": "HOST_ARCH"
+ , "default": {"type": "var", "name": "ARCH", "default": ""}
+ }
+ ]
+ ]
+ , "body": {"type": "env", "vars": ["TARGET_ARCH"]}
+ }
+ }
+, "for host as rlib":
+ { "vars": ["ARCH", "HOST_ARCH", "TARGET_ARCH"]
+ , "imports": {"for host": "for host", "to rlib": "to rlib"}
+ , "expression":
+ { "type": "disjoint_map_union"
+ , "$1":
+ [ {"type": "CALL_EXPRESSION", "name": "for host"}
+ , {"type": "CALL_EXPRESSION", "name": "to rlib"}
+ ]
+ }
+ }
+, "to rlib":
+ { "doc": ["Transition to rlib required for all rust deps."]
+ , "expression":
+ { "type": "let*"
+ , "bindings": [["RLIB", true]]
+ , "body": {"type": "env", "vars": ["RLIB"]}
+ }
+ }
+}
diff --git a/rules/rust/RULES b/rules/rust/RULES
new file mode 100644
index 0000000..ebdf34e
--- /dev/null
+++ b/rules/rust/RULES
@@ -0,0 +1,906 @@
+{ "binary":
+ { "doc": ["A Rust binary."]
+ , "string_fields": ["name", "edition", "stage", "version", "pkg_name"]
+ , "target_fields":
+ ["crate_root", "srcs", "deps", "cargo_features", "build_script"]
+ , "field_doc":
+ { "name": ["The name of the crate being built."]
+ , "build_script":
+ [ "The \"build_script\" target required to be built and run before"
+ , "compiling this binary."
+ ]
+ , "cargo_features":
+ ["List of cargo features this binary requires to be enabled."]
+ , "crate_root":
+ [ "The crate to be fed to the Rust compiler. It must evaluate to"
+ , "a single artifact/file."
+ ]
+ , "defaults": ["The Rust toolchain to use."]
+ , "deps": ["Any other libraries this binary depends upon."]
+ , "edition":
+ [ "The edition of the compiler to use during compilation. If"
+ , "unset, 2015 is used."
+ ]
+ , "pkg_name":
+ [ "The name of the package the crate belongs to. It is"
+ , "exported to the CARGO_PKG_NAME environment variable."
+ ]
+ , "srcs": ["The source files of the binary."]
+ , "stage":
+ [ "The logical location of the resulting artifact. Elements are"
+ , "joined with \"/\"."
+ ]
+ , "version":
+ [ "The crate version. Elements are joined with \".\" and the first"
+ , "three elements are used for the major, minor, and patch"
+ , "number respectively."
+ ]
+ }
+ , "config_vars": ["ENV"]
+ , "config_doc":
+ { "ENV":
+ [ "Additional environment variables (besides ones provided by"
+ , "the \"defaults\" target) to be set for each action. If the"
+ , "same variable is set here and in the \"defaults\", the former"
+ , "is taken."
+ ]
+ }
+ , "config_transitions":
+ { "build_script": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , "cargo_features": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , "deps": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ }
+ , "imports": {"call rustc": "call rustc result", "to rlib": "to rlib"}
+ , "implicit": {"defaults": ["defaults"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["crate_name", {"type": "FIELD", "name": "name"}]
+ , ["crate_type", "bin"]
+ , ["deps-transition", {"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , [ "stage"
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "stage"}
+ , "then":
+ { "type": "join"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ , "separator": "/"
+ }
+ , "else": "."
+ }
+ ]
+ , ["crate_root", {"type": "FIELD", "name": "crate_root"}]
+ , ["edition", {"type": "FIELD", "name": "edition"}]
+ , ["srcs", {"type": "FIELD", "name": "srcs"}]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , ["build_script", {"type": "FIELD", "name": "build_script"}]
+ , ["cargo_features", {"type": "FIELD", "name": "cargo_features"}]
+ , ["version", {"type": "FIELD", "name": "version"}]
+ , ["pkg_name", {"type": "FIELD", "name": "pkg_name"}]
+ , ["defaults", {"type": "FIELD", "name": "defaults"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "call rustc"}
+ }
+ }
+, "defaults":
+ { "doc":
+ [ "A rule to provide defaults."
+ , "All rust targets take their defaults for RUSTC, TARGET, compile"
+ , "flags etc."
+ ]
+ , "string_fields":
+ [ "ADD_RUSTC_FLAGS"
+ , "HOST"
+ , "LINKER"
+ , "PATH"
+ , "RUSTC"
+ , "RUSTC_FLAGS"
+ , "TARGET"
+ , "CARGO_CFG_TARGET_ARCH"
+ , "CARGO_CFG_TARGET_ENDIAN"
+ , "CARGO_CFG_TARGET_ENV"
+ , "CARGO_CFG_TARGET_FAMILY"
+ , "CARGO_CFG_TARGET_FEATURE"
+ , "CARGO_CFG_TARGET_HAS_ATOMIC"
+ , "CARGO_CFG_TARGET_OS"
+ , "CARGO_CFG_TARGET_POINTER_WIDTH"
+ , "CARGO_CFG_TARGET_VENDOR"
+ , "CARGO_CFG_UNIX"
+ , "CARGO_CFG_WINDOWS"
+ ]
+ , "target_fields": ["base"]
+ , "field_doc":
+ { "ADD_RUSTC_FLAGS":
+ [ "Additional flags for rustc. The values are appended to the ones"
+ , "from \"base\"."
+ ]
+ , "CARGO_CFG_TARGET_ARCH":
+ [ "The CPU target architecture. It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "CARGO_CFG_TARGET_ENDIAN":
+ ["The CPU target endianness. It overwrites the value from \"base\"."]
+ , "CARGO_CFG_TARGET_ENV":
+ ["The target environment ABI. It overwrites the value from", "\"base\"."]
+ , "CARGO_CFG_TARGET_FAMILY":
+ ["The target family. It overwrites the value from \"base\"."]
+ , "CARGO_CFG_TARGET_FEATURE":
+ [ "List of CPU target features enabled. Elements are joined with"
+ , "\",\". It overwrites the value from \"base\"."
+ ]
+ , "CARGO_CFG_TARGET_HAS_ATOMIC":
+ [ "List of atomics types (in bits) supported by the target"
+ , "CPU. Elements are joined with \",\". It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "CARGO_CFG_TARGET_OS":
+ [ "The target operating system. It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "CARGO_CFG_TARGET_POINTER_WIDTH":
+ ["The CPU pointer width. It overwrites the value from \"base\"."]
+ , "CARGO_CFG_TARGET_VENDOR":
+ ["The target vendor. It overwrites the value from \"base\"."]
+ , "CARGO_CFG_UNIX":
+ [ "To be set on unix-like platforms. It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "CARGO_CFG_WINDOWS":
+ [ "To be set on windows-like platforms. It overwrites the value"
+ , "from \"base\"."
+ ]
+ , "HOST":
+ [ "The host triple of the Rust compiler (e.g.,"
+ , "\"x86_64-unknown-linux-gnu\"). It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "LINKER":
+ [ "The value to pass to the \"--linker\" rustc flag. It overwrites"
+ , "the value from \"base\"."
+ ]
+ , "PATH":
+ [ "Environment variable for looking up compilers and"
+ , "linkers. Elements are joined with \":\". The values are put in"
+ , "front of the ones from \"base\"."
+ ]
+ , "RUSTC":
+ ["The Rust compiler to use. It overwrites the value from \"base\"."]
+ , "RUSTC_FLAGS":
+ ["The rustc flags to use. It overwrites the value from \"base\"."]
+ , "TARGET":
+ [ "The target triple for which the code is compiled (e.g.,"
+ , "\"x86_64-unknown-linux-gnu\"). It overwrites the value from"
+ , "\"base\"."
+ ]
+ , "base":
+ [ "Other targets of the very same type to inherit values from. If"
+ , "the same field is defined both targets, depending on the field,"
+ , "the value from \"base\" is extended or overwritten."
+ ]
+ }
+ , "config_vars": ["ARCH", "HOST_ARCH", "TARGET_ARCH"]
+ , "config_doc":
+ { "ARCH":
+ [ "Default value for both HOST_ARCH and TARGET_ARCH. It is user's"
+ , "responsibility to adapt the \"defaults\" according to the"
+ , "provided value."
+ ]
+ , "HOST_ARCH":
+ [ "The host CPU architecture. It is user's responsibility to"
+ , "adapt the \"defaults\" according to the provided value."
+ ]
+ , "TARGET_ARCH":
+ [ "The target CPU architecture. It is user's responsibility to"
+ , "adapt the \"defaults\" according to the provided value."
+ ]
+ }
+ , "imports":
+ { "default_from_base": ["./", "..", "default_from_base"]
+ , "flatten_from_provides": ["./", "..", "flatten_from_provides"]
+ }
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["base", {"type": "FIELD", "name": "base"}]
+ , [ "ADD_RUSTC_FLAGS"
+ , { "type": "++"
+ , "$1":
+ [ { "type": "let*"
+ , "bindings": [["key", "ADD_RUSTC_FLAGS"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ , {"type": "FIELD", "name": "ADD_RUSTC_FLAGS"}
+ ]
+ }
+ ]
+ , [ "HOST"
+ , { "type": "let*"
+ , "bindings":
+ [["key", "HOST"], ["value", {"type": "FIELD", "name": "HOST"}]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "LINKER"
+ , { "type": "let*"
+ , "bindings":
+ [["key", "LINKER"], ["value", {"type": "FIELD", "name": "LINKER"}]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "PATH"
+ , { "type": "++"
+ , "$1":
+ [ {"type": "FIELD", "name": "PATH"}
+ , { "type": "let*"
+ , "bindings": [["key", "PATH"]]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ }
+ ]
+ , [ "RUSTC"
+ , { "type": "let*"
+ , "bindings":
+ [["key", "RUSTC"], ["value", {"type": "FIELD", "name": "RUSTC"}]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "RUSTC_FLAGS"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "RUSTC_FLAGS"]
+ , ["value", {"type": "FIELD", "name": "RUSTC_FLAGS"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "TARGET"
+ , { "type": "let*"
+ , "bindings":
+ [["key", "TARGET"], ["value", {"type": "FIELD", "name": "TARGET"}]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ARCH"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_ARCH"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_ARCH"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ENDIAN"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_ENDIAN"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_ENDIAN"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_ENV"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_ENV"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_ENV"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_FAMILY"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_FAMILY"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_FAMILY"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_FEATURE"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_FEATURE"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_FEATURE"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_HAS_ATOMIC"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_HAS_ATOMIC"]
+ , [ "value"
+ , {"type": "FIELD", "name": "CARGO_CFG_TARGET_HAS_ATOMIC"}
+ ]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_OS"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_OS"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_OS"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_POINTER_WIDTH"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_POINTER_WIDTH"]
+ , [ "value"
+ , {"type": "FIELD", "name": "CARGO_CFG_TARGET_POINTER_WIDTH"}
+ ]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_TARGET_VENDOR"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_TARGET_VENDOR"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_TARGET_VENDOR"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_UNIX"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_UNIX"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_UNIX"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ , [ "CARGO_CFG_WINDOWS"
+ , { "type": "let*"
+ , "bindings":
+ [ ["key", "CARGO_CFG_WINDOWS"]
+ , ["value", {"type": "FIELD", "name": "CARGO_CFG_WINDOWS"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "default_from_base"}
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "provides":
+ { "type": "env"
+ , "vars":
+ [ "ADD_RUSTC_FLAGS"
+ , "HOST"
+ , "LINKER"
+ , "PATH"
+ , "RUSTC"
+ , "RUSTC_FLAGS"
+ , "TARGET"
+ , "CARGO_CFG_TARGET_ARCH"
+ , "CARGO_CFG_TARGET_ENDIAN"
+ , "CARGO_CFG_TARGET_ENV"
+ , "CARGO_CFG_TARGET_FAMILY"
+ , "CARGO_CFG_TARGET_FEATURE"
+ , "CARGO_CFG_TARGET_HAS_ATOMIC"
+ , "CARGO_CFG_TARGET_OS"
+ , "CARGO_CFG_TARGET_POINTER_WIDTH"
+ , "CARGO_CFG_TARGET_VENDOR"
+ , "CARGO_CFG_UNIX"
+ , "CARGO_CFG_WINDOWS"
+ ]
+ }
+ }
+ }
+ }
+, "library":
+ { "doc":
+ [ "A Rust library. Depending on the value of the fields \"shared\""
+ , "and \"native\", the `--crate-type` is inferred as follows:"
+ , ""
+ , "|shared|native|crate-type|"
+ , "|------|------|----------|"
+ , "| null | null | rlib |"
+ , "| null |\"true\"| staticlib|"
+ , "|\"true\"| null | dylib |"
+ , "|\"true\"|\"true\"| cdylib |"
+ ]
+ , "string_fields":
+ ["name", "edition", "stage", "version", "pkg_name", "shared", "native"]
+ , "target_fields":
+ ["crate_root", "srcs", "deps", "cargo_features", "build_script", "c_hdrs"]
+ , "field_doc":
+ { "name": ["The name of the crate being built."]
+ , "build_script":
+ [ "The \"build_script\" target required to be built and run before"
+ , "compiling this library."
+ ]
+ , "c_hdrs":
+ [ "C headers that define the interface to this library."
+ , "This field is ignored when this library is consumed by another"
+ , "Rust target."
+ , ""
+ , "If non empty, a native library will be produced."
+ ]
+ , "cargo_features":
+ ["List of cargo features this library requires to be enabled."]
+ , "crate_root":
+ [ "The crate to be fed to the Rust compiler. It must evaluate to"
+ , "a single artifact/file."
+ ]
+ , "defaults": ["The Rust toolchain to use."]
+ , "deps": ["Any other libraries this library depends upon."]
+ , "edition":
+ [ "The edition of the compiler to use during compilation."
+ , "If unset, 2015 is used."
+ ]
+ , "native":
+ [ "If not null, a native library will be produced."
+ , ""
+ , "Note that, when this target is consumed by another Rust target,"
+ , "it will be compiled to a Rust static library (.rlib)."
+ ]
+ , "pkg_name":
+ [ "The name of the package the crate belongs to. It is"
+ , "exported to the CARGO_PKG_NAME environment variable."
+ ]
+ , "shared": ["If not null, a shared library will be produced."]
+ , "srcs": ["The source files of the library."]
+ , "stage":
+ [ "The logical location of the resulting artifact."
+ , "Elements are joined with \"/\"."
+ ]
+ , "version":
+ [ "The crate version. Elements are joined with \".\" and the first"
+ , "three elements are used for the major, minor, and patch"
+ , "number respectively."
+ ]
+ }
+ , "config_vars": ["ENV", "RLIB"]
+ , "config_doc":
+ { "ENV":
+ [ "Additional environment variables (besides ones provided by"
+ , "the \"defaults\" target) to be set for each action. If the"
+ , "same variable is set here and in the \"defaults\", the former"
+ , "is taken."
+ ]
+ , "RLIB":
+ [ "If evaluates to true, the \"shared\" and \"native\" fields are"
+ , "ignored and the crate type will be set to rlib."
+ ]
+ }
+ , "config_transitions":
+ { "build_script": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , "cargo_features": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , "deps": [{"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ }
+ , "imports":
+ { "call rustc": "call rustc result"
+ , "get_artifacts": ["./", "..", "get_artifacts"]
+ , "to rlib": "to rlib"
+ }
+ , "implicit": {"defaults": ["defaults"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["crate_name", {"type": "FIELD", "name": "name"}]
+ , [ "native"
+ , { "type": "or"
+ , "$1":
+ [ {"type": "FIELD", "name": "c_hdrs"}
+ , {"type": "FIELD", "name": "native"}
+ ]
+ }
+ ]
+ , [ "crate_type"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "RLIB"}
+ , "then": "rlib"
+ , "else":
+ { "type": "if"
+ , "cond": {"type": "FIELD", "name": "shared"}
+ , "then":
+ { "type": "if"
+ , "cond": {"type": "var", "name": "native"}
+ , "then": "cdylib"
+ , "else": "dylib"
+ }
+ , "else":
+ { "type": "if"
+ , "cond": {"type": "var", "name": "native"}
+ , "then": "staticlib"
+ , "else": "rlib"
+ }
+ }
+ }
+ ]
+ , ["deps-transition", {"type": "CALL_EXPRESSION", "name": "to rlib"}]
+ , [ "stage"
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "stage"}
+ , "then":
+ { "type": "join"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ , "separator": "/"
+ }
+ , "else": "."
+ }
+ ]
+ , [ "c_hdrs"
+ , { "type": "to_subdir"
+ , "subdir": {"type": "var", "name": "stage"}
+ , "flat": false
+ , "$1":
+ { "type": "let*"
+ , "bindings":
+ [ [ "field_content"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "RLIB"}
+ , "then": []
+ , "else": {"type": "FIELD", "name": "c_hdrs"}
+ }
+ ]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "get_artifacts"}
+ }
+ }
+ ]
+ , ["crate_root", {"type": "FIELD", "name": "crate_root"}]
+ , ["edition", {"type": "FIELD", "name": "edition"}]
+ , ["srcs", {"type": "FIELD", "name": "srcs"}]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , ["build_script", {"type": "FIELD", "name": "build_script"}]
+ , ["cargo_features", {"type": "FIELD", "name": "cargo_features"}]
+ , ["version", {"type": "FIELD", "name": "version"}]
+ , ["pkg_name", {"type": "FIELD", "name": "pkg_name"}]
+ , ["defaults", {"type": "FIELD", "name": "defaults"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "call rustc"}
+ }
+ }
+, "proc-macro":
+ { "doc":
+ [ "A Rust procedural macro. As it is executed on the host system"
+ , "during the compilation, it is always compiled according to the"
+ , "host configuration."
+ ]
+ , "string_fields": ["name", "edition", "stage", "version", "pkg_name"]
+ , "target_fields":
+ ["crate_root", "srcs", "deps", "cargo_features", "build_script"]
+ , "field_doc":
+ { "name": ["The name of the crate being built."]
+ , "build_script":
+ [ "The \"build_script\" target required to be built and run before"
+ , "compiling this macro."
+ ]
+ , "cargo_features":
+ ["List of cargo features this macro requires to be enabled."]
+ , "crate_root":
+ [ "The crate to be fed to the Rust compiler. It must evaluate to"
+ , "a single artifact/file."
+ ]
+ , "defaults": ["The Rust toolchain to use."]
+ , "deps": ["Any other libraries this macro depends upon."]
+ , "edition":
+ [ "The edition of the compiler to use during compilation. If"
+ , "unset, 2015 is used."
+ ]
+ , "pkg_name":
+ [ "The name of the package the crate belongs to. It is"
+ , "exported to the CARGO_PKG_NAME environment variable."
+ ]
+ , "srcs": ["The source files of the procedural macro."]
+ , "stage":
+ [ "The logical location of the resulting artifact. Elements are"
+ , "joined with \"/\"."
+ ]
+ , "version":
+ [ "The crate version. Elements are joined with \".\" and the first"
+ , "three elements are used for the major, minor, and patch"
+ , "number respectively."
+ ]
+ }
+ , "config_vars": ["ARCH", "HOST_ARCH", "ENV"]
+ , "config_doc":
+ { "ARCH":
+ [ "Default value for both HOST_ARCH and TARGET_ARCH. It is user's"
+ , "responsibility to adapt the \"defaults\" according to the"
+ , "provided value."
+ ]
+ , "ENV":
+ [ "Additional environment variables (besides ones provided by"
+ , "the \"defaults\" target) to be set for each action. If the"
+ , "same variable is set here and in the \"defaults\", the former"
+ , "is taken."
+ ]
+ , "HOST_ARCH":
+ [ "The host CPU architecture. It is user's responsibility to"
+ , "adapt the \"defaults\" according to the provided value."
+ ]
+ }
+ , "config_transitions":
+ { "build_script": [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "cargo_features":
+ [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "crate_root": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "defaults": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "deps": [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "srcs": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ }
+ , "imports":
+ { "call rustc": "call rustc result"
+ , "for host": "for host"
+ , "for host as rlib": ["./", "../rust", "for host as rlib"]
+ , "to rlib": "to rlib"
+ }
+ , "implicit": {"defaults": ["defaults"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["crate_name", {"type": "FIELD", "name": "name"}]
+ , ["crate_type", "proc-macro"]
+ , [ "stage"
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "stage"}
+ , "then":
+ { "type": "join"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ , "separator": "/"
+ }
+ , "else": "."
+ }
+ ]
+ , ["crate_root", {"type": "FIELD", "name": "crate_root"}]
+ , ["edition", {"type": "FIELD", "name": "edition"}]
+ , ["srcs", {"type": "FIELD", "name": "srcs"}]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , [ "deps-transition"
+ , {"type": "CALL_EXPRESSION", "name": "for host as rlib"}
+ ]
+ , ["transition", {"type": "CALL_EXPRESSION", "name": "for host"}]
+ , ["version", {"type": "FIELD", "name": "version"}]
+ , ["pkg_name", {"type": "FIELD", "name": "pkg_name"}]
+ , ["build_script", {"type": "FIELD", "name": "build_script"}]
+ , ["cargo_features", {"type": "FIELD", "name": "cargo_features"}]
+ , ["defaults", {"type": "FIELD", "name": "defaults"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "call rustc"}
+ }
+ }
+, "test":
+ { "doc": ["A Rust test."]
+ , "string_fields":
+ ["name", "edition", "stage", "version", "args", "pkg_name"]
+ , "target_fields": ["crate_root", "srcs", "deps", "cargo_features", "data"]
+ , "field_doc":
+ { "name":
+ [ "The name of the test being built. Note that during execution,"
+ , "the test binary will be restaged to \"test\"."
+ ]
+ , "args": ["Additonal arguments to be passed when running the test."]
+ , "cargo_features":
+ ["List of cargo features this test requires to be enabled."]
+ , "crate_root":
+ [ "The crate to be fed to the Rust compiler. It must evaluate to"
+ , "a single artifact/file."
+ ]
+ , "data": ["Any files and directories the test binary needs when running."]
+ , "defaults": ["The Rust toolchain to use."]
+ , "deps": ["Any other libraries this test depends upon."]
+ , "edition":
+ [ "The edition of the compiler to use during compilation. If"
+ , "unset, 2015 is used."
+ ]
+ , "pkg_name":
+ [ "The name of the package the crate belongs to. It is"
+ , "exported to the CARGO_PKG_NAME environment variable."
+ ]
+ , "runner":
+ [ "The test runner to use, i.e., the binary that will launch the"
+ , "test binary and collect the output."
+ ]
+ , "srcs": ["The source files of the test."]
+ , "stage":
+ [ "The logical location of the resulting artifact. Elements are"
+ , "joined with \"/\"."
+ ]
+ , "version":
+ [ "The crate version. Elements are joined with \".\" and the first"
+ , "three elements are used for the major, minor, and patch"
+ , "number respectively."
+ ]
+ }
+ , "config_vars": ["RUST_TEST_LAUNCHER", "ARCH", "HOST_ARCH", "ENV"]
+ , "config_doc":
+ { "ARCH":
+ [ "Default value for both HOST_ARCH and TARGET_ARCH. It is user's"
+ , "responsibility to adapt the \"defaults\" according to the"
+ , "provided value."
+ ]
+ , "ENV":
+ [ "Additional environment variables (besides ones provided by"
+ , "the \"defaults\" target) to be set for each action. If the"
+ , "same variable is set here and in the \"defaults\", the former"
+ , "is taken."
+ ]
+ , "HOST_ARCH":
+ [ "The host CPU architecture. It is user's responsibility to"
+ , "adapt the \"defaults\" according to the provided value."
+ ]
+ , "RUST_TEST_LAUNCHER":
+ [ "List of strings representing the launcher that is prepended to"
+ , "the command line for running the test binary."
+ ]
+ }
+ , "config_transitions":
+ { "cargo_features":
+ [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "crate_root": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "data": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "defaults": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "deps": [{"type": "CALL_EXPRESSION", "name": "for host as rlib"}]
+ , "runner": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ , "srcs": [{"type": "CALL_EXPRESSION", "name": "for host"}]
+ }
+ , "imports":
+ { "call rustc artifact": "call rustc artifact"
+ , "for host": "for host"
+ , "for host as rlib": ["./", "../rust", "for host as rlib"]
+ , "get_artifacts": ["./", "..", "get_artifacts"]
+ , "get_runfiles": ["./", "..", "get_runfiles"]
+ , "get_unique_artifact": ["./", "..", "get_unique_artifact"]
+ , "stage_unique_artifact": ["./", "..", "stage_unique_artifact"]
+ }
+ , "implicit": {"defaults": ["defaults"], "runner": ["runner.py"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["crate_name", {"type": "FIELD", "name": "name"}]
+ , ["crate_type", "bin"]
+ , [ "stage"
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "stage"}
+ , "then":
+ { "type": "join"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ , "separator": "/"
+ }
+ , "else": "."
+ }
+ ]
+ , ["crate_root", {"type": "FIELD", "name": "crate_root"}]
+ , ["edition", {"type": "FIELD", "name": "edition"}]
+ , ["srcs", {"type": "FIELD", "name": "srcs"}]
+ , ["deps", {"type": "FIELD", "name": "deps"}]
+ , ["cargo_features", {"type": "FIELD", "name": "cargo_features"}]
+ , ["emit", "link"]
+ , [ "deps-transition"
+ , {"type": "CALL_EXPRESSION", "name": "for host as rlib"}
+ ]
+ , ["transition", {"type": "CALL_EXPRESSION", "name": "for host"}]
+ , ["test", true]
+ , ["version", {"type": "FIELD", "name": "version"}]
+ , ["pkg_name", {"type": "FIELD", "name": "pkg_name"}]
+ , ["defaults", {"type": "FIELD", "name": "defaults"}]
+ , [ "artifact result"
+ , {"type": "CALL_EXPRESSION", "name": "call rustc artifact"}
+ ]
+ , [ "test"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "artifact"
+ , { "type": "lookup"
+ , "key": "artifact"
+ , "map": {"type": "var", "name": "artifact result"}
+ }
+ ]
+ , ["name", "test"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "stage_unique_artifact"}
+ }
+ ]
+ , [ "runner"
+ , { "type": "let*"
+ , "bindings":
+ [ [ "artifact"
+ , { "type": "let*"
+ , "bindings":
+ [ ["field_name", "runner"]
+ , ["field_content", {"type": "FIELD", "name": "runner"}]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "get_unique_artifact"}
+ }
+ ]
+ , ["name", "runner"]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "stage_unique_artifact"}
+ }
+ ]
+ , ["field_content", {"type": "FIELD", "name": "data"}]
+ , [ "test-data"
+ , { "type": "to_subdir"
+ , "subdir": "work"
+ , "flat": false
+ , "$1":
+ { "type": "disjoint_map_union"
+ , "$1":
+ [ {"type": "CALL_EXPRESSION", "name": "get_artifacts"}
+ , {"type": "CALL_EXPRESSION", "name": "get_runfiles"}
+ ]
+ }
+ }
+ ]
+ , [ "test-launcher"
+ , { "type": "singleton_map"
+ , "key": "test-launcher.json"
+ , "value":
+ { "type": "BLOB"
+ , "data":
+ { "type": "json_encode"
+ , "$1":
+ {"type": "var", "name": "RUST_TEST_LAUNCHER", "default": []}
+ }
+ }
+ }
+ ]
+ , [ "test-args"
+ , { "type": "singleton_map"
+ , "key": "test-args.json"
+ , "value":
+ { "type": "BLOB"
+ , "data":
+ {"type": "json_encode", "$1": {"type": "FIELD", "name": "args"}}
+ }
+ }
+ ]
+ , [ "test-name"
+ , {"type": "join", "$1": {"type": "var", "name": "crate_name"}}
+ ]
+ , [ "test-results"
+ , { "type": "ACTION"
+ , "outs": ["result", "stdout", "stderr", "time-start", "time-stop"]
+ , "inputs":
+ { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "test"}
+ , {"type": "var", "name": "runner"}
+ , {"type": "var", "name": "test-data"}
+ , {"type": "var", "name": "test-launcher"}
+ , {"type": "var", "name": "test-args"}
+ ]
+ }
+ , "cmd": ["./runner"]
+ , "env":
+ { "type": "lookup"
+ , "key": "env"
+ , "map": {"type": "var", "name": "artifact result"}
+ }
+ , "may_fail": ["test"]
+ , "fail_message":
+ { "type": "join"
+ , "$1":
+ ["rust test", {"type": "var", "name": "test-name"}, "failed"]
+ , "separator": " "
+ }
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "artifacts": {"type": "var", "name": "test-results"}
+ , "runfiles":
+ { "type": "singleton_map"
+ , "key": {"type": "var", "name": "test-name"}
+ , "value":
+ {"type": "TREE", "$1": {"type": "var", "name": "test-results"}}
+ }
+ }
+ }
+ , "tainted": ["test"]
+ }
+}
diff --git a/rules/rust/TARGETS b/rules/rust/TARGETS
new file mode 100644
index 0000000..9a80409
--- /dev/null
+++ b/rules/rust/TARGETS
@@ -0,0 +1,171 @@
+{ "aarch64-unknown-linux-gnu":
+ { "type": "defaults"
+ , "CARGO_CFG_TARGET_ARCH": ["aarch64"]
+ , "CARGO_CFG_TARGET_ENDIAN": ["little"]
+ , "CARGO_CFG_TARGET_ENV": ["gnu"]
+ , "CARGO_CFG_TARGET_FAMILY": ["unix"]
+ , "CARGO_CFG_TARGET_FEATURE": ["neon"]
+ , "CARGO_CFG_TARGET_HAS_ATOMIC": ["128,16,32,64,8,ptr"]
+ , "CARGO_CFG_TARGET_OS": ["linux"]
+ , "CARGO_CFG_TARGET_POINTER_WIDTH": ["64"]
+ , "CARGO_CFG_TARGET_VENDOR": ["unkwnown"]
+ , "CARGO_CFG_UNIX": ["true"]
+ , "TARGET": ["aarch64-unknown-linux-gnu"]
+ }
+, "defaults":
+ { "type": "defaults"
+ , "arguments_config":
+ ["DEBUG", "ARCH", "TARGET_ARCH", "HOST_ARCH", "TOOLCHAIN_CONFIG", "ENV"]
+ , "PATH": ["/usr/bin", "/bin"]
+ , "RUSTC":
+ [ { "type": "lookup"
+ , "key": "RUSTC"
+ , "map":
+ { "type": "lookup"
+ , "key": "RUST"
+ , "map":
+ { "type": "var"
+ , "name": "TOOLCHAIN_CONFIG"
+ , "default": {"type": "empty_map"}
+ }
+ , "default": {"type": "empty_map"}
+ }
+ , "default":
+ { "type": "let*"
+ , "bindings":
+ [ [ "rustup-home"
+ , { "type": "lookup"
+ , "key": "RUSTUP_HOME"
+ , "map":
+ { "type": "lookup"
+ , "key": "RUST"
+ , "map":
+ { "type": "var"
+ , "name": "TOOLCHAIN_CONFIG"
+ , "default": {"type": "empty_map"}
+ }
+ , "default": {"type": "empty_map"}
+ }
+ }
+ ]
+ , [ "toolchain"
+ , { "type": "lookup"
+ , "key": "TOOLCHAIN"
+ , "map":
+ { "type": "lookup"
+ , "key": "RUST"
+ , "map":
+ { "type": "var"
+ , "name": "TOOLCHAIN_CONFIG"
+ , "default": {"type": "empty_map"}
+ }
+ , "default": {"type": "empty_map"}
+ }
+ }
+ ]
+ , [ "rustc"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "rustup-home"}
+ , "then":
+ { "type": "join"
+ , "$1":
+ [ {"type": "var", "name": "rustup-home"}
+ , "toolchains"
+ , { "type": "join"
+ , "$1":
+ [ { "type": "var"
+ , "name": "toolchain"
+ , "default": "stable"
+ }
+ , { "type": "var"
+ , "name": "HOST_ARCH"
+ , "default":
+ { "type": "var"
+ , "name": "ARCH"
+ , "default":
+ { "type": "fail"
+ , "msg":
+ { "type": "join"
+ , "$1":
+ [ "To properly select a Rust compiler under the RUSTUP_HOME directory \""
+ , {"type": "var", "name": "rustup-home"}
+ , "\" please provide either ARCH or HOST_ARCH."
+ ]
+ , "separator": ""
+ }
+ }
+ }
+ }
+ , "unknown"
+ , "linux"
+ , "gnu"
+ ]
+ , "separator": "-"
+ }
+ , "bin"
+ , "rustc"
+ ]
+ , "separator": "/"
+ }
+ , "else": "rustc"
+ }
+ ]
+ ]
+ , "body": {"type": "var", "name": "rustc"}
+ }
+ }
+ ]
+ , "RUSTC_FLAGS":
+ { "type": "++"
+ , "$1":
+ [ ["--color=always", "--cap-lints=warn"]
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "DEBUG"}
+ , "then": []
+ , "else":
+ ["-Copt-level=2", "--codegen=debuginfo=0", "-Cembed-bitcode=no"]
+ }
+ ]
+ }
+ , "base":
+ { "type": "case"
+ , "case":
+ { "": []
+ , "aarch64": ["aarch64-unknown-linux-gnu"]
+ , "wasm32": ["wasm32-unknown-unknown"]
+ , "x86_64": ["x86_64-unknown-linux-gnu"]
+ }
+ , "expr":
+ { "type": "var"
+ , "name": "TARGET_ARCH"
+ , "default": {"type": "var", "name": "ARCH", "default": ""}
+ }
+ }
+ }
+, "wasm32-unknown-unknown":
+ { "type": "defaults"
+ , "CARGO_CFG_TARGET_ARCH": ["wasm32"]
+ , "CARGO_CFG_TARGET_ENDIAN": ["little"]
+ , "CARGO_CFG_TARGET_ENV": [""]
+ , "CARGO_CFG_TARGET_FAMILY": ["wasm"]
+ , "CARGO_CFG_TARGET_HAS_ATOMIC": ["16,32,64,8,ptr"]
+ , "CARGO_CFG_TARGET_OS": ["unknown"]
+ , "CARGO_CFG_TARGET_POINTER_WIDTH": ["32"]
+ , "CARGO_CFG_TARGET_VENDOR": ["unkwnown"]
+ , "TARGET": ["wasm32-unknown-unknown"]
+ }
+, "x86_64-unknown-linux-gnu":
+ { "type": "defaults"
+ , "CARGO_CFG_TARGET_ARCH": ["x86_64"]
+ , "CARGO_CFG_TARGET_ENDIAN": ["little"]
+ , "CARGO_CFG_TARGET_ENV": ["gnu"]
+ , "CARGO_CFG_TARGET_FAMILY": ["unix"]
+ , "CARGO_CFG_TARGET_FEATURE": ["fxsr,sse,sse2"]
+ , "CARGO_CFG_TARGET_HAS_ATOMIC": ["16,32,64,8,ptr"]
+ , "CARGO_CFG_TARGET_OS": ["linux"]
+ , "CARGO_CFG_TARGET_POINTER_WIDTH": ["64"]
+ , "CARGO_CFG_TARGET_VENDOR": ["unkwnown"]
+ , "CARGO_CFG_UNIX": ["true"]
+ , "TARGET": ["x86_64-unknown-linux-gnu"]
+ }
+}
diff --git a/rules/rust/runner.py b/rules/rust/runner.py
new file mode 100755
index 0000000..bfa06ac
--- /dev/null
+++ b/rules/rust/runner.py
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+# Copyright 2024 Huawei Cloud Computing Technology Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import json
+import os
+import subprocess
+import time
+
+time_start: float = 0
+time_stop: float = 0
+result: str = "UNKNOWN"
+stderr: str = None
+stdout: str = None
+
+
+def end(x):
+ return "\n" if x else ""
+
+
+def dump_results() -> None:
+ global time_start, time_stop, result, stdout, stderr
+ with open("result", "w") as f:
+ print(f"{result}", file=f)
+ with open("time-start", "w") as f:
+ print(f"{time_start:.3f}", file=f)
+ with open("time-stop", "w") as f:
+ print(f"{time_stop:.3f}", file=f)
+ with open("stdout", "w") as f:
+ print(f"{stdout}", file=f, end=end(stdout))
+ with open("stderr", "w") as f:
+ print(f"{stderr}", file=f, end=end(stderr))
+
+
+class dumper:
+ def __enter__(self):
+ global time_start
+ time_start = time.time()
+
+ def __exit__(self, type, value, traceback):
+ dump_results()
+
+
+with dumper():
+ TEMP_DIR = os.path.realpath("scratch")
+ os.makedirs(TEMP_DIR, exist_ok=True)
+
+ WORK_DIR = os.path.realpath("work")
+ os.makedirs(WORK_DIR, exist_ok=True)
+
+ ENV = dict(os.environ, TEST_TMPDIR=TEMP_DIR, TMPDIR=TEMP_DIR, TERM="xterm-256color")
+
+ with open("test-launcher.json") as f:
+ test_launcher = json.load(f)
+
+ with open("test-args.json") as f:
+ test_args = json.load(f)
+
+ ret = subprocess.run(
+ test_launcher + ["../test", "--color", "always"] + test_args,
+ cwd=WORK_DIR,
+ env=ENV,
+ capture_output=True,
+ )
+ time_stop = time.time()
+ result = "PASS" if ret.returncode == 0 else "FAIL"
+ stdout = ret.stdout.decode("utf-8")
+ stderr = ret.stderr.decode("utf-8")
+
+ if result != "PASS":
+ exit(1)