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-rw-r--r--rules/CC/proto/EXPRESSIONS489
-rw-r--r--rules/CC/proto/RULES388
-rw-r--r--rules/CC/proto/TARGETS16
3 files changed, 893 insertions, 0 deletions
diff --git a/rules/CC/proto/EXPRESSIONS b/rules/CC/proto/EXPRESSIONS
new file mode 100644
index 0000000..0b44506
--- /dev/null
+++ b/rules/CC/proto/EXPRESSIONS
@@ -0,0 +1,489 @@
+{ "default-PROTOC":
+ { "vars": ["defaults-transition"]
+ , "imports": {"list_provider": ["./", "../..", "field_list_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "PROTOC"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+ }
+ }
+, "default-PROTOCFLAGS":
+ { "vars": ["defaults-transition"]
+ , "imports": {"list_provider": ["./", "../..", "field_list_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "PROTOCFLAGS"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+ }
+ }
+, "default-LDFLAGS":
+ { "vars": ["defaults-transition"]
+ , "imports": {"list_provider": ["./", "../..", "field_list_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "LDFLAGS"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+ }
+ }
+, "default-GRPC_PLUGIN":
+ { "vars": ["defaults-transition"]
+ , "imports": {"list_provider": ["./", "../..", "field_list_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "GRPC_PLUGIN"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+ }
+ }
+, "default-ENV":
+ { "vars": ["defaults-transition"]
+ , "imports": {"map_provider": ["./", "../..", "field_map_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "ENV"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ , ["default", {"type": "empty_map"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "map_provider"}
+ }
+ }
+, "default-PATH":
+ { "vars": ["defaults-transition"]
+ , "imports": {"list_provider": ["./", "../..", "field_list_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "PATH"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "list_provider"}
+ }
+ }
+, "default-TOOLCHAIN":
+ { "vars": ["defaults-transition"]
+ , "imports": {"map_provider": ["./", "../..", "field_map_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "proto-defaults"]
+ , ["provider", "TOOLCHAIN"]
+ , ["transition", {"type": "var", "name": "defaults-transition"}]
+ , ["default", {"type": "empty_map"}]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "map_provider"}
+ }
+ }
+, "default-NON_SYSTEM_TOOLS":
+ { "vars": ["defaults-transition"]
+ , "expression":
+ { "type": "map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "x"
+ , "range": {"type": "FIELD", "name": "proto-defaults"}
+ , "body":
+ { "type": "DEP_PROVIDES"
+ , "dep": {"type": "var", "name": "x"}
+ , "provider": "NON_SYSTEM_TOOLS"
+ , "transition":
+ { "type": "var"
+ , "name": "defaults-transition"
+ , "default": {"type": "empty_map"}
+ }
+ , "default": {"type": "empty_map"}
+ }
+ }
+ }
+ }
+, "protoc-deps":
+ { "imports": {"map_provider": ["./", "../..", "field_map_provider"]}
+ , "expression":
+ { "type": "let*"
+ , "bindings": [["fieldname", "deps"], ["provider", "protoc-deps"]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "map_provider"}
+ }
+ }
+, "protoc-compile":
+ { "vars":
+ [ "CXX"
+ , "CXXFLAGS"
+ , "ADD_CXXFLAGS"
+ , "AR"
+ , "ENV"
+ , "DEBUG"
+ , "name"
+ , "stage"
+ , "service support"
+ , "public-fieldnames"
+ , "private-fieldnames"
+ ]
+ , "imports":
+ { "stage": ["", "stage_singleton_field"]
+ , "result": ["./", "..", "lib result"]
+ , "runfiles": ["./", "../..", "field_runfiles"]
+ , "artifacts_list": ["./", "../..", "field_artifacts_list"]
+ , "protoc-deps": "protoc-deps"
+ , "default-PROTOC": "default-PROTOC"
+ , "default-PROTOCFLAGS": "default-PROTOCFLAGS"
+ , "default-LDFLAGS": "default-LDFLAGS"
+ , "default-GRPC_PLUGIN": "default-GRPC_PLUGIN"
+ , "default-ENV": "default-ENV"
+ , "default-PATH": "default-PATH"
+ , "default-TOOLCHAIN": "default-TOOLCHAIN"
+ , "default-NON_SYSTEM_TOOLS": "default-NON_SYSTEM_TOOLS"
+ }
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["pure C", false]
+ , ["TOOLCHAIN_DIR", "toolchain"]
+ , ["TOOLCHAIN", {"type": "CALL_EXPRESSION", "name": "default-TOOLCHAIN"}]
+ , [ "TOOLCHAIN"
+ , { "type": "to_subdir"
+ , "subdir": {"type": "var", "name": "TOOLCHAIN_DIR"}
+ , "$1": {"type": "var", "name": "TOOLCHAIN"}
+ }
+ ]
+ , [ "NON_SYSTEM_TOOLS"
+ , {"type": "CALL_EXPRESSION", "name": "default-NON_SYSTEM_TOOLS"}
+ ]
+ , [ "PROTOC"
+ , { "type": "join"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ { "type": "if"
+ , "cond":
+ { "type": "lookup"
+ , "key": "PROTOC"
+ , "map": {"type": "var", "name": "NON_SYSTEM_TOOLS"}
+ }
+ , "then": ["./", {"type": "var", "name": "TOOLCHAIN_DIR"}, "/"]
+ }
+ , {"type": "CALL_EXPRESSION", "name": "default-PROTOC"}
+ ]
+ }
+ }
+ ]
+ , [ "GRPC_PLUGIN"
+ , { "type": "join"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ { "type": "if"
+ , "cond":
+ { "type": "lookup"
+ , "key": "GRPC_PLUGIN"
+ , "map": {"type": "var", "name": "NON_SYSTEM_TOOLS"}
+ }
+ , "then": ["./", {"type": "var", "name": "TOOLCHAIN_DIR"}, "/"]
+ }
+ , {"type": "CALL_EXPRESSION", "name": "default-GRPC_PLUGIN"}
+ ]
+ }
+ }
+ ]
+ , [ "ENV"
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "CALL_EXPRESSION", "name": "default-ENV"}
+ , {"type": "var", "name": "ENV", "default": {"type": "empty_map"}}
+ ]
+ }
+ ]
+ , [ "ENV_PATH"
+ , { "type": "lookup"
+ , "map": {"type": "var", "name": "ENV"}
+ , "key": "PATH"
+ }
+ ]
+ , [ "protoc-ENV"
+ , { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "ENV"}
+ , { "type": "singleton_map"
+ , "key": "PATH"
+ , "value":
+ { "type": "join"
+ , "separator": ":"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ {"type": "CALL_EXPRESSION", "name": "default-PATH"}
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "ENV_PATH"}
+ , "then": [{"type": "var", "name": "ENV_PATH"}]
+ }
+ ]
+ }
+ }
+ }
+ ]
+ }
+ ]
+ , ["protoc-deps", {"type": "CALL_EXPRESSION", "name": "protoc-deps"}]
+ , [ "proto srcs"
+ , { "type": "disjoint_map_union"
+ , "msg": "Sources may not conflict"
+ , "$1":
+ { "type": "let*"
+ , "bindings": [["fieldname", "srcs"]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "artifacts_list"}
+ }
+ }
+ ]
+ , [ "all proto srcs"
+ , { "type": "disjoint_map_union"
+ , "msg": "Conflict with proto files of dependencies"
+ , "$1":
+ [ {"type": "var", "name": "protoc-deps"}
+ , {"type": "var", "name": "proto srcs"}
+ ]
+ }
+ ]
+ , [ "staged srcs"
+ , { "type": "to_subdir"
+ , "subdir": "work"
+ , "$1": {"type": "var", "name": "proto srcs"}
+ }
+ ]
+ , [ "staged all proto srcs"
+ , { "type": "to_subdir"
+ , "subdir": "work"
+ , "$1": {"type": "var", "name": "all proto srcs"}
+ }
+ ]
+ , [ "outs"
+ , { "type": "++"
+ , "$1":
+ { "type": "foreach"
+ , "var": "f"
+ , "range":
+ {"type": "keys", "$1": {"type": "var", "name": "staged srcs"}}
+ , "body":
+ { "type": "++"
+ , "$1":
+ [ [ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "f"}
+ , "ending": ".pb.h"
+ }
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "f"}
+ , "ending": ".pb.cc"
+ }
+ ]
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "service support"}
+ , "then":
+ [ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "f"}
+ , "ending": ".grpc.pb.h"
+ }
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "f"}
+ , "ending": ".grpc.pb.cc"
+ }
+ ]
+ , "else": []
+ }
+ ]
+ }
+ }
+ }
+ ]
+ , [ "cmd"
+ , { "type": "++"
+ , "$1":
+ [ [{"type": "var", "name": "PROTOC"}]
+ , {"type": "CALL_EXPRESSION", "name": "default-PROTOCFLAGS"}
+ , ["--proto_path=work", "--cpp_out=work"]
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "service support"}
+ , "then":
+ [ "--grpc_out=work"
+ , { "type": "join"
+ , "$1":
+ [ "--plugin=protoc-gen-grpc="
+ , {"type": "var", "name": "GRPC_PLUGIN"}
+ ]
+ }
+ ]
+ , "else": []
+ }
+ , {"type": "keys", "$1": {"type": "var", "name": "staged srcs"}}
+ ]
+ }
+ ]
+ , [ "generated"
+ , { "type": "ACTION"
+ , "inputs":
+ { "type": "map_union"
+ , "$1":
+ [ {"type": "var", "name": "staged all proto srcs"}
+ , {"type": "var", "name": "TOOLCHAIN"}
+ ]
+ }
+ , "outs": {"type": "var", "name": "outs"}
+ , "cmd": {"type": "var", "name": "cmd"}
+ , "env": {"type": "var", "name": "protoc-ENV"}
+ }
+ ]
+ , [ "srcs"
+ , { "type": "map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "name"
+ , "range":
+ {"type": "keys", "$1": {"type": "var", "name": "proto srcs"}}
+ , "body":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "singleton_map"
+ , "key":
+ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".pb.cc"
+ }
+ , "value":
+ { "type": "lookup"
+ , "map": {"type": "var", "name": "generated"}
+ , "key":
+ { "type": "join"
+ , "$1":
+ [ "work/"
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".pb.cc"
+ }
+ ]
+ }
+ }
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "service support"}
+ , "then":
+ { "type": "singleton_map"
+ , "key":
+ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".grpc.pb.cc"
+ }
+ , "value":
+ { "type": "lookup"
+ , "map": {"type": "var", "name": "generated"}
+ , "key":
+ { "type": "join"
+ , "$1":
+ [ "work/"
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".grpc.pb.cc"
+ }
+ ]
+ }
+ }
+ }
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ }
+ }
+ }
+ ]
+ , [ "hdrs"
+ , { "type": "map_union"
+ , "$1":
+ { "type": "foreach"
+ , "var": "name"
+ , "range":
+ {"type": "keys", "$1": {"type": "var", "name": "proto srcs"}}
+ , "body":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "singleton_map"
+ , "key":
+ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".pb.h"
+ }
+ , "value":
+ { "type": "lookup"
+ , "map": {"type": "var", "name": "generated"}
+ , "key":
+ { "type": "join"
+ , "$1":
+ [ "work/"
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".pb.h"
+ }
+ ]
+ }
+ }
+ }
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "service support"}
+ , "then":
+ { "type": "singleton_map"
+ , "key":
+ { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".grpc.pb.h"
+ }
+ , "value":
+ { "type": "lookup"
+ , "map": {"type": "var", "name": "generated"}
+ , "key":
+ { "type": "join"
+ , "$1":
+ [ "work/"
+ , { "type": "change_ending"
+ , "$1": {"type": "var", "name": "name"}
+ , "ending": ".grpc.pb.h"
+ }
+ ]
+ }
+ }
+ }
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ }
+ }
+ }
+ ]
+ , ["private-hdrs", {"type": "empty_map"}]
+ , [ "extra-provides"
+ , { "type": "singleton_map"
+ , "key": "protoc-deps"
+ , "value": {"type": "var", "name": "all proto srcs"}
+ }
+ ]
+ , ["cflags", []]
+ , ["private-cflags", []]
+ , [ "private-ldflags"
+ , {"type": "CALL_EXPRESSION", "name": "default-LDFLAGS"}
+ ]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "result"}
+ }
+ }
+}
diff --git a/rules/CC/proto/RULES b/rules/CC/proto/RULES
new file mode 100644
index 0000000..910b6a1
--- /dev/null
+++ b/rules/CC/proto/RULES
@@ -0,0 +1,388 @@
+{ "defaults":
+ { "doc":
+ [ "A rule to provide protoc/GRPC defaults."
+ , "Used to implement [\"CC/proto\", \"defaults\"] for CC proto libraries"
+ , "and [\"CC/proto\", \"service defaults\"] for CC proto service libraries"
+ , "(GRPC)."
+ ]
+ , "target_fields": ["base", "toolchain", "deps"]
+ , "string_fields":
+ [ "PROTOC"
+ , "PROTOCFLAGS"
+ , "ADD_PROTOCFLAGS"
+ , "LDFLAGS"
+ , "ADD_LDFLAGS"
+ , "GRPC_PLUGIN"
+ , "PATH"
+ ]
+ , "config_vars": ["ARCH", "HOST_ARCH", "DEBUG"]
+ , "field_doc":
+ { "base":
+ [ "Other targets (using the same rule) to inherit values from. If"
+ , "multiple targets are specified, for values that are overwritten (see"
+ , "documentation of other fields) the last specified value wins."
+ ]
+ , "toolchain":
+ [ "Optional toolchain directory. A collection of artifacts that provide"
+ , "the protobuf compiler and the GRPC plugin (if needed). Note that only"
+ , "artifacts of the specified targets are considered (no runfiles etc.)."
+ , "Specifying this field extends artifacts from \"base\"."
+ ]
+ , "deps":
+ [ "Optional CC libraries the resulting CC proto libraries implicitly"
+ , "depend on. Those are typically \"libprotobuf\" for CC proto libraries"
+ , "and \"libgrpc++\" for CC proto service libraries. Specifying this"
+ , "field extends dependencies from \"base\"."
+ ]
+ , "PROTOC":
+ [ "The proto compiler. If \"toolchain\" is empty, this field's value is"
+ , "considered the proto compiler name that is looked up in \"PATH\". If"
+ , "\"toolchain\" is non-empty, this field's value is assumed to be the"
+ , "relative path to the proto compiler in \"toolchain\". Specifying this"
+ , "field overwrites values from \"base\"."
+ ]
+ , "GRPC_PLUGIN":
+ [ "The GRPC plugin for the proto compiler. If \"toolchain\" is empty,"
+ , "this field's value is considered to be the absolute system path to the"
+ , "plugin. If \"toolchain\" is non-empty, this field's value is assumed"
+ , "to be the relative path to the plugin in \"toolchain\". Specifying"
+ , "this field overwrites values from \"base\"."
+ ]
+ , "PROTOCFLAGS":
+ [ "Protobuf compiler flags. Specifying this field overwrites values from"
+ , "\"base\"."
+ ]
+ , "ADD_PROTOCFLAGS":
+ [ "Additional protobuf compiler flags. Specifying this field extends"
+ , "values from \"base\"."
+ ]
+ , "LDFLAGS":
+ [ "Linker flags for linking the final CC library. Specifying this field"
+ , "overwrites values from \"base\"."
+ ]
+ , "ADD_LDFLAGS":
+ [ "Additional linker flags for linking the final CC library. Specifying"
+ , "this field extends values from \"base\"."
+ ]
+ , "PATH":
+ [ "Path for looking up the proto compiler. Individual paths are joined"
+ , "with \":\". Specifying this field extends values from \"base\"."
+ ]
+ }
+ , "config_doc":
+ { "ARCH":
+ [ "The unqualified architecture. Is taken as a default for \"HOST_ARCH\""
+ , "and \"TARGET_ARCH\" if not set."
+ ]
+ , "HOST_ARCH":
+ ["The architecture on which the build actions are carried out."]
+ , "DEBUG":
+ [ "If logically true (typically, a non-empty map), use debug-related"
+ , "options, otherwise not."
+ ]
+ }
+ , "imports":
+ { "base-provides": ["./", "..", "defaults-base-provides"]
+ , "base-provides-++": ["./", "..", "defaults-base-provides-++"]
+ , "base-provides-list": ["./", "..", "defaults-base-provides-list"]
+ , "artifacts_list": ["", "field_artifacts_list"]
+ , "compile-deps": ["CC", "compile-deps"]
+ , "compile-args-deps": ["CC", "compile-args-deps"]
+ , "link-deps": ["CC", "link-deps"]
+ , "link-args-deps": ["CC", "link-args-deps"]
+ , "run-libs-deps": ["CC", "run-libs-deps"]
+ , "run-libs-args-deps": ["CC", "run-libs-args-deps"]
+ , "cflags-files-deps": ["CC", "cflags-files-deps"]
+ , "ldflags-files-deps": ["CC", "ldflags-files-deps"]
+ , "for host": ["transitions", "for host"]
+ , "debug-deps": ["CC", "debug-deps"]
+ }
+ , "config_transitions":
+ {"toolchain": [{"type": "CALL_EXPRESSION", "name": "for host"}]}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["PROTOC", {"type": "FIELD", "name": "PROTOC"}]
+ , ["PROTOCFLAGS", {"type": "FIELD", "name": "PROTOCFLAGS"}]
+ , ["LDFLAGS", {"type": "FIELD", "name": "LDFLAGS"}]
+ , ["GRPC_PLUGIN", {"type": "FIELD", "name": "GRPC_PLUGIN"}]
+ , ["PATH", {"type": "FIELD", "name": "PATH"}]
+ , ["provider", "PROTOC"]
+ , [ "PROTOC"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "PROTOC"}
+ , "then": {"type": "var", "name": "PROTOC"}
+ , "else": {"type": "CALL_EXPRESSION", "name": "base-provides"}
+ }
+ ]
+ , ["provider", "PROTOCFLAGS"]
+ , [ "PROTOCFLAGS"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "PROTOCFLAGS"}
+ , "then": {"type": "var", "name": "PROTOCFLAGS"}
+ , "else": {"type": "CALL_EXPRESSION", "name": "base-provides-++"}
+ }
+ ]
+ , ["provider", "LDFLAGS"]
+ , [ "LDFLAGS"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "LDFLAGS"}
+ , "then": {"type": "var", "name": "LDFLAGS"}
+ , "else": {"type": "CALL_EXPRESSION", "name": "base-provides-++"}
+ }
+ ]
+ , ["provider", "GRPC_PLUGIN"]
+ , [ "GRPC_PLUGIN"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "GRPC_PLUGIN"}
+ , "then": {"type": "var", "name": "GRPC_PLUGIN"}
+ , "else": {"type": "CALL_EXPRESSION", "name": "base-provides"}
+ }
+ ]
+ , ["provider", "PATH"]
+ , [ "PATH"
+ , { "type": "nub_left"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "PATH"}
+ , {"type": "CALL_EXPRESSION", "name": "base-provides-++"}
+ ]
+ }
+ }
+ ]
+ , ["provider", "ENV"]
+ , ["default", {"type": "empty_map"}]
+ , ["ENV", {"type": "CALL_EXPRESSION", "name": "base-provides"}]
+ , ["provider", "NON_SYSTEM_TOOLS"]
+ , ["default", {"type": "empty_map"}]
+ , [ "NON_SYSTEM_TOOLS"
+ , { "type": "map_union"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ [{"type": "CALL_EXPRESSION", "name": "base-provides"}]
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "PROTOC"}
+ , "then":
+ [ { "type": "singleton_map"
+ , "key": "PROTOC"
+ , "value":
+ { "type": "if"
+ , "cond": {"type": "FIELD", "name": "toolchain"}
+ , "then": true
+ , "else": false
+ }
+ }
+ ]
+ }
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "GRPC_PLUGIN"}
+ , "then":
+ [ { "type": "singleton_map"
+ , "key": "GRPC_PLUGIN"
+ , "value":
+ { "type": "if"
+ , "cond": {"type": "FIELD", "name": "toolchain"}
+ , "then": true
+ , "else": false
+ }
+ }
+ ]
+ }
+ ]
+ }
+ }
+ ]
+ , ["provider", "TOOLCHAIN"]
+ , ["default", {"type": "empty_map"}]
+ , [ "TOOLCHAIN"
+ , { "type": "disjoint_map_union"
+ , "msg": "toolchain artifacts may not overlap"
+ , "$1":
+ { "type": "++"
+ , "$1":
+ [ {"type": "CALL_EXPRESSION", "name": "base-provides-list"}
+ , { "type": "if"
+ , "cond": {"type": "FIELD", "name": "toolchain"}
+ , "then":
+ { "type": "let*"
+ , "bindings":
+ [ ["fieldname", "toolchain"]
+ , [ "transition"
+ , {"type": "CALL_EXPRESSION", "name": "for host"}
+ ]
+ ]
+ , "body":
+ {"type": "CALL_EXPRESSION", "name": "artifacts_list"}
+ }
+ }
+ ]
+ }
+ }
+ ]
+ , [ "PROTOCFLAGS"
+ , { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "PROTOCFLAGS"}
+ , {"type": "FIELD", "name": "ADD_PROTOCFLAGS"}
+ ]
+ }
+ ]
+ , [ "LDFLAGS"
+ , { "type": "++"
+ , "$1":
+ [ {"type": "var", "name": "LDFLAGS"}
+ , {"type": "FIELD", "name": "ADD_LDFLAGS"}
+ ]
+ }
+ ]
+ , ["deps-fieldnames", ["base", "deps"]]
+ , ["compile-deps", {"type": "CALL_EXPRESSION", "name": "compile-deps"}]
+ , [ "compile-args"
+ , {"type": "CALL_EXPRESSION", "name": "compile-args-deps"}
+ ]
+ , ["link-deps", {"type": "CALL_EXPRESSION", "name": "link-deps"}]
+ , ["link-args", {"type": "CALL_EXPRESSION", "name": "link-args-deps"}]
+ , ["run-libs", {"type": "CALL_EXPRESSION", "name": "run-libs-deps"}]
+ , [ "run-libs-args"
+ , {"type": "CALL_EXPRESSION", "name": "run-libs-args-deps"}
+ ]
+ , [ "cflags-files"
+ , {"type": "CALL_EXPRESSION", "name": "cflags-files-deps"}
+ ]
+ , [ "ldflags-files"
+ , {"type": "CALL_EXPRESSION", "name": "ldflags-files-deps"}
+ ]
+ , ["package", {"type": "env", "vars": ["cflags-files", "ldflags-files"]}]
+ , [ "debug-srcs"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "DEBUG"}
+ , "then":
+ { "type": "let*"
+ , "bindings": [["deps-provider", "debug-srcs"]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "debug-deps"}
+ }
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ , [ "debug-hdrs"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "DEBUG"}
+ , "then":
+ { "type": "map_union"
+ , "$1":
+ [ { "type": "let*"
+ , "bindings": [["deps-provider", "debug-hdrs"]]
+ , "body": {"type": "CALL_EXPRESSION", "name": "debug-deps"}
+ }
+ , {"type": "var", "name": "compile-deps"}
+ ]
+ }
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ ]
+ , "body":
+ { "type": "RESULT"
+ , "provides":
+ { "type": "env"
+ , "vars":
+ [ "PROTOC"
+ , "PROTOCFLAGS"
+ , "LDFLAGS"
+ , "GRPC_PLUGIN"
+ , "PATH"
+ , "ENV"
+ , "TOOLCHAIN"
+ , "NON_SYSTEM_TOOLS"
+ , "compile-deps"
+ , "compile-args"
+ , "link-deps"
+ , "link-args"
+ , "run-libs"
+ , "run-libs-args"
+ , "package"
+ , "debug-srcs"
+ , "debug-hdrs"
+ ]
+ }
+ }
+ }
+ }
+, "library":
+ { "doc":
+ [ "A C++ library, generated from proto files."
+ , ""
+ , "This rule usually is used to bind anonymous targets generated from"
+ , "proto libraries."
+ ]
+ , "string_fields": ["name", "stage"]
+ , "target_fields": ["srcs", "deps"]
+ , "config_vars": ["CXX", "CXXFLAGS", "ADD_CXXFLAGS", "AR", "ENV", "DEBUG"]
+ , "implicit":
+ {"defaults": [["./", "..", "defaults"]], "proto-defaults": ["defaults"]}
+ , "imports": {"protoc-compile": "protoc-compile"}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["name", {"type": "join", "$1": {"type": "FIELD", "name": "name"}}]
+ , [ "DEBUG"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "DEBUG"}
+ , "then": {"type": "var", "name": "DEBUG"}
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ , [ "stage"
+ , { "type": "join"
+ , "separator": "/"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ }
+ ]
+ , ["public-fieldnames", ["deps", "proto-defaults", "defaults"]]
+ , ["private-fieldnames", ["deps", "proto-defaults", "defaults"]]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "protoc-compile"}
+ }
+ }
+, "service library":
+ { "doc":
+ [ "A service C++ library, generated from proto files."
+ , ""
+ , "Calls protoc with gRPC plugin to additionally generate gRPC services"
+ , "from proto libraries."
+ ]
+ , "string_fields": ["name", "stage"]
+ , "target_fields": ["srcs", "deps"]
+ , "config_vars": ["CXX", "CXXFLAGS", "ADD_CXXFLAGS", "AR", "ENV", "DEBUG"]
+ , "implicit":
+ { "defaults": [["./", "..", "defaults"]]
+ , "proto-defaults": ["service defaults"]
+ }
+ , "imports": {"protoc-compile": "protoc-compile"}
+ , "expression":
+ { "type": "let*"
+ , "bindings":
+ [ ["service support", true]
+ , ["name", {"type": "join", "$1": {"type": "FIELD", "name": "name"}}]
+ , [ "DEBUG"
+ , { "type": "if"
+ , "cond": {"type": "var", "name": "DEBUG"}
+ , "then": {"type": "var", "name": "DEBUG"}
+ , "else": {"type": "empty_map"}
+ }
+ ]
+ , [ "stage"
+ , { "type": "join"
+ , "separator": "/"
+ , "$1": {"type": "FIELD", "name": "stage"}
+ }
+ ]
+ , ["public-fieldnames", ["deps", "proto-defaults", "defaults"]]
+ , ["private-fieldnames", ["deps", "proto-defaults", "defaults"]]
+ ]
+ , "body": {"type": "CALL_EXPRESSION", "name": "protoc-compile"}
+ }
+ }
+}
diff --git a/rules/CC/proto/TARGETS b/rules/CC/proto/TARGETS
new file mode 100644
index 0000000..87bebd0
--- /dev/null
+++ b/rules/CC/proto/TARGETS
@@ -0,0 +1,16 @@
+{ "defaults":
+ { "type": ["CC/proto", "defaults"]
+ , "PROTOC": ["protoc"]
+ , "PATH": ["/bin", "/usr/bin"]
+ , "deps": ["libprotobuf"]
+ }
+, "service defaults":
+ { "type": ["CC/proto", "defaults"]
+ , "base": ["defaults"]
+ , "GRPC_PLUGIN": ["/usr/bin/grpc_cpp_plugin"]
+ , "deps": ["libgrpc++"]
+ }
+, "libprotobuf":
+ {"type": ["CC/pkgconfig", "system_library"], "name": ["protobuf"]}
+, "libgrpc++": {"type": ["CC/pkgconfig", "system_library"], "name": ["grpc++"]}
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-07-04 00:50:17 +0000