Squashed 'third_party/rules_rust/' changes from 078c6908f..bf9ddeb7c

bf9ddeb7c Release 0.25.1 (#2049)
db5b2fd65 Update tinyjson (#2050)
6a7872ae3 Fix prost proto packages not sanitizing to valid module names (#2044)
c080d7bfa Moved legacy protobuf rules to `proto/protobuf` (#2043)
1281cc051 Remove debug code. (#2048)
cd126be1f Fix build failure finding crate_roots when mixed with generated sources (#2041)
7f751cddd Consolidate rust_prost_library and fix extension-only proto generation. (#2047)
6118c81f2 Release 0.25.0 (#2042)
a6f29fd07 Add Prost and Tonic rules. (#2033)
9442aed8c fix: `crate_type` more accurately corresponds to CC linking actions (#1975)
4f4e2b17b Re-enable zig example on CI (#2030)
2ded0c2f5 Fix flaky coverage test in CI (#2028)
36f8251f9 Exclude .tmp_git_root from globs (#1948)
ca750fa83 Eliminate Rustfmt action in Bindgen rules. Bindgen can run rustfmt (#2025)
c55ec0cfb Allow sysroots from cc_toolchains to be added to bindgen actions (#2024)
9314b1b0c Release 0.24.1 (#2023)
92ea74ade Making rust_std attr in rust_toolchain mandatory (#1984)
a54b8e14b Update `rust_library_group` to use `DepVariantInfo` (#2022)
47644346b Release v0.24.0 (#2020)
a6b0a7f39 Rust library group (#1848)
bc43f4841 Fix crate_universe's `all_crate_deps` and `aliases` functions failing in case the crate's Cargo.toml has condtional dependencies (#2018)
8f27ec7c5 fix: load cargo manifest without resolving abs path of deps (#2017)
23f99bb63 feature: `target_compatible_with` added to `CommonAttrs` (#1976)
11f8c9875 Make `rust_doc_test` inherit it's crate aliases attribute (#2007)
8e848414d Regenerated crate_universe outputs for all packages (#2011)
1b6365131 Don't use startup:windows (#2012)
e80582e75 Fix thumbv* platform resolution (#2010)
367f90ef0 Update bindgen version to 0.65.1 (#2008)
e6ed5bf90 Release 0.23.0 (#2003)
93b230bb8 Fix code coverage collection. (#2001)
0a14bfbb0 Minor CI and test cleanup (#2004)
3e2ee941a Update bindgen rules to build clang from source. (#1998)
5a1a7577d Split up cargo_build_script tests (#2002)
eb6413e83 Update various bash scripts to pipe errors to stderr (#1999)
affe947ac Update stardoc version (#1997)
7073146f8 Add support for armv8-m (#1993)
73a06f130 Added Rust 1.70.0 (#1991)
23c20a93f Fixes crates_vendor workspace name detection when using bzlmod (#1990)
f5813fa08 Set windows flags in platform-specific bazelrc (#1988)
c1632b5b5 Fix up anchor link (#1987)
56e760487 Fix typo in crate_universe-generated defs.bzl comment (#1981)
94cbe4c2c Symlink in the exec-root so that relative paths will work, unchanged. (#1781)
af8ef62eb Release 0.22.0 (#1974)
4aaa6de30 Allow specifying exec and target compatibility constraints (#1971)
f1b19c394 Update rules_apple in tests (#1972)
937e63399 Add T2 support for x86_64-unknown-none (#1967)
66b1bf165 fix: lld-link (MSVC) fix flags including `-l` prefix (#1958)
285dcbbb9 feature: expose `extra_rustc_flags` and `extra_exec_rustc_flags` at `rust_register_toolchains` (#1959)
0f25cb462 Removed `rust_toolchain.os` in favor of `rust_toolchain.exec_triple`. (#1960)
a2a1109dc Add T2 support for thumbv7em-none-eabi (#1957)
80f0eb488 Support for `no_std` mode (#1934)
99aaf0830 Rename crates_vendor_manifests to cvm to shorten windows path lengths (#1944)
0a57da049 Added tests for build script dependencies to crate_universe (#1943)
caffb0a08 Release 0.21.1 (#1936)
c869a17c7 Fix regression in building zlib (#1935)
24b9dea4f Release 0.21.0 (#1933)
7677c617e Add support for rustc flags to `rust_proto_library` (#1932)
fa304ae48 Updated zlib BUILD file to support darwin-arm64 (#1931)
a86313282 Added Rust 1.69.0 (#1930)
f0e12c707 Make BuildInfo provider public (#1920)
c6ad23aba Respect `#[global_allocator]` in `cc_common.link` builds (#1926)
d78752504 Exclude target directory from release tars (#1922)
0339cd18a [wasm-bindgen] Update to v0.2.84 (#1919)
07af5678e Handle corner case for windows architecture detection (#1915)
c56e7660d Fix optional deps by platform (#1911)
4663ff6a3 cc_common_link: also respect --custom_malloc if set (#1912)
dab425760 Add Rust 1.68.2 (#1908)
e4bd39f95 Add empty rustfmt.toml (#1907)
eaf513865 Support bzlmod (#1528)
1074ecbab Release v0.20.0 (#1900)
44aec0a79 ci: fix test config in cc_common_link_ubuntu2004 (#1904)
6571cde64 Adds per_crate_rustc_flag build setting. (#1827)
7a47449df Added Rust 1.68.1 (#1898)
e3bcdbad1 Fixed rustdoc warnings in crate_universe (#1897)
529f45900 Added `rustdoc_flags` attribute to rust_doc rule (#1867)
9e3499405 Have rustdoc return its output directory instead of zip default. (#1868)
9d6741f40 Implement support for optional crates enabled with dep: features (#1885)
fd10963ea Skip adding -lstatic to libtest and libstd on Darwin (#1620)
b3314b45e Release 0.19.1 (#1895)
c1a9fd86f Accumulate all features from cargo tree output (#1884)
206f71c95 Disable zig example (#1893)
1a5d07cd2 Add runfiles support to rust_stdlib_filegroup (#1890)
6996cd550 Deleted unused targets and cleanup docs (#1889)
a85e24e20 Fix triple constraints for iOS and watchOS (#1888)
e13fd3bad Release rules_rust and cargo-bazel (#1882)
9e9853d63 Add support for thumbv7em with hard float (#1871)
b3cd5962e Added Rust 1.68.0 (#1866)
f1b7aedf5 Support sparse indexes (#1857)
7f2dd433a Make fetch_shas work with mktemp from coreutils 8.32 (#1870)
a9cc01230 Update crate_universe dependencies (#1872)
c038e94ae Pipe stderr from cargo tree processes (#1879)
222d60322 Parallelize cargo tree calls (#1874)
cdbbf7131 Add Fuchsia platform support (#1833)
17e5b04c2 Use `_make_link_flags_darwin` when target os is `ios`. (#1843)
d9ecc8df4 crate_universe: Support fetching crates with git branch, tag or rev (#1846)
1c694cd60 Forward `toolchains` to `cargo_build_script` targets (#1862)
9affcbfa7 Skip detecting abi for empty values (#1830)
6193fe823 Re-enable crate_universe MacOS tests (#1861)
c25db95ae Updated Rust to 1.67.1 (#1864)
7b8fd06be Support `[patch]` in crate_universe when using multiple `Cargo.toml`s (#1856)
c645fe399 Silence windows build failure (#1863)
75bba7b50 Make rust_clippy providers match rustfmt_test (#1806)
f09d72755 Fix test assertion for arm64 macs (#1845)
f4113bfe1 Fix tests for new Apple toolchain (#1844)
20ce44e30 fix: use target_triple struct instead of string (#1835)
bdbded181 Fix code example in doc (#1838)
4f4014052 Fix typo: plced -> placed (#1834)
baeb0664d Remove ios/android/wasm support for gen_rust_project deps (#1684)
02557a47a Add `render_config` attribute to `crates_vendor`. (#1832)
4357fb154 Updated rules_rust to version 0.18.0 (#1829)
9adfdca9b Various cleanups (#1828)
4fa412385 Added update known shas to include T1-T2 triples (#1824)
905731ad9 Instructions on how to perform `rustfmt` check (#1822) (#1823)
108b1a187 Encapsulate running cargo into a struct (#1815)
57a099b63 Fixes resolver issue with root packages and another dependency format (#1819)
78ca9ba0a Use env method recently added to cargo_metadata (#1813)
92834930f Updated `rust_toolchain.target_json` to take encoded json strings (#1810)
84f1d0657 support `resolver = "2"` target-specific features (#1710)
a5853fd37 Use correct dynamic link args fro proc-macro crates (#1803)
b656e2553 Added tests for the `triple` constructor (#1811)
ea4a79ad9 Disable job in CI to avoid infrastructure failure. (#1816)
2fc02f030 Delete `rust_toolchain.rusrc_srcs` (#1807)
804d5fc1f Convert `rust_toolchain` attrs `exec_triple` and `target_triple` to structs (#1808)
499a2ca38 Updated platform triple values from strings to structs ("triple") (#1804)
aae1dbdcb Unify functions for computing constraint values for platform triple abi (#1805)
0d6d2b1eb Updated rules_rust version to `0.17.0` (#1800)
88e83f2df Added Rust 1.67.0 (#1799)
6922b5012 rustdoc_test: fix and test OUT_DIR (#1779)
ad01d1b0e [crate_universe] add an annotation to disable pipelining (#1733)
f651cd18f Add `CARGO_BAZEL_REPIN_ONLY` repinning allowlist (#1798)
d7f0debb0 Revert "Disable broken clang and ldd CI jobs (#1785)" (#1796)
96f82aaad Fix `cc_common.link` file output name (#1795)
5079b64d5 Fix use of `rustfmt_toolchain` when `rustc` is not provided (#1794)
23c650f35 Have `--experimental_use_cc_common_link` cover `rust_shared_library` (#1792)
ba0fb5956 Added support for `--nolegacy_external_runfiles` to `rust_doc_test` (#1790)
112242bb7 Prevent crates_vendor from restarting bazel. (#1791)
52231ef9f Added compatibility flags to `.bazelrc` to prevent regressions (#1789)
91cd399a0 Add "crate-name={}" tag to Crate Universe targets (#1787)
1b1dae196 Added Rust 1.66.1 (#1767)
fe17e8b8e Add file:// prefix to env var in docs (#1788)
0fe742bff Updated `rust_bindgen` to use `rustfmt_toolchain` (#1770)
042fd6c1c Update docs on setting Rust versions (#1786)
dddd8a0d4 Updated crate_universe dependencies (#1775)
a1330a71f Download `rustc` in `rustfmt_toolchain_repository` (#1769)
e96aad9aa Updated the ios_build example to use `crates_vendor` (#1778)
e315007df Disable broken clang and ldd CI jobs (#1785)
4e89d52a9 rustdoc_test: substitute the root of the current crate (#1777)
a52041fb5 Support `target_settings` in `rust_repository_set` and `rust_toolchain_repository` (#1758)
49906eb29 Update clippy and rustfmt aspects to require CrateInfo providers (#1772)
85564208e Updated rules_rust version to `0.16.1` (#1761)
614499a5b Fixed inability to deserialize crate_universe lockfiles (#1760)
9803d3034 Fix data and compile_data for rust_doc (#1741)
927a364cb Update Release github pipeline to trigger automatically (#1757)
7d03e05f8 Fix release pipeline (#1756)
cf7ca5dfd Updated rules_rust to version `0.16.0` (#1750)
203fe4b9a Remove unnecessary binary file (#1755)
941c7cca9 Don't propagate `compatible_with` to the underlying `cargo_build_script` `rust_binary` target (#1754)
a31490d9a Make loads from @rules_rust//rust:defs.bzl come out on one line (#1753)
7ebad4d50 Generate only the needed subset of binaries for bindgen and proto (#1751)
4ef3d4aaa Repin examples/crate_universe_unnamed (#1752)
d6e300359 Regenerate BUILD files using serde_starlark renderer (#1746)
e7c8a97d1 Convert BUILD.$name-$version.bazel to serde_starlark (#1743)
c09818d3b Exclude generated files from language stats and collapse in code review (#1747)
26a24f030 Added CI for single toolchain channel workspaces (#1712)
caed7d814 Report context on error failing to get version (#1744)
36b57af7b Add gen_binaries annotation to control which bins to make target for (#1718)
d916a6f52 crate_universe re-pinning now defaults to "workspace" (#1723)
f34661ee1 Propagate `compatible_with` attribute to the underlying `_build_script_run` target (#1745)
92977d1bf Re-pinned all dependencies managed by crate_universe (#1735)
d5289ad1c Added `rustfmt_toolchain` and refactored toolchain repository rules (#1719)
532e60ff0 Collect targets in a deterministic order (#1736)
52e02c25b Eliminate all use of hash-based collections from crate_universe (#1737)
31073ff8e Replace tera template with serde_starlark (#1734)
d4e5586d0 Support the RUNFILES_DIR environment variable. (#1732)
1357b85b1 Addressed clippy warnings from `clippy 0.1.67 (ec56537c 2022-12-15)` (#1717)
8bc9f788d Support dsym_folder output group in tests (#1703)
90c5b6eb7 Added CI for minimum supported Rust version (#1720)
be82ff8bd Match prerelease versions with annotation wildcard (#1716)
36c7f285b Arm Thumb Embedded Targets. (#1721)
5ef52e465 Update current_toolchain_files tests to use a dedicated test rule (#1714)
c75ea6f9e Add `Runfiles::current_repository` to runfiles library (#1713)
2f0511782 Updated rules_rust to version `0.15.0` (#1706)
019f87178 Added Rust 1.66.0 (#1705)
1469cd7cb Fix labels to work with canonical label literals. (#1700)
5826a500a Add riscv32imc and riscv64gc to the known sha targets (#1698)
40dee95ce Fixed typos: normla -> normal (#1699)
8f08e77ac load_arbitrary_tool uses tool_suburl to look up sha256 (#1695)
8faec3060 Fix typos in crate_universe rendered comments (#1691)
bd64711ff Silence flaky test (#1693)
46b7ea5af Added a build setting for toolchain channels (#1671)
70b272aad Updated rules_rust to version `0.14.0` (#1669)
91e597dd1 Updated all crates_vendor outputs (#1687)
9a047b0b9 Updated crate_universe dependencies (#1686)
3a91d2f5b Add RV64GC target (#1683)
d9e752ab4 Add per-toolchain `rustc_flags` (#1635)
56237415e stardoc: Use backtick not `<code>` for attr default values  (#1682)
d4b31a494 Allow passing a bazel path to vendor explicitly (#1661)
d51bf9ce0 Updated crate_universe to work with `--nolegacy_external_runfiles` (#1680)
7f40636d1 crate_universe/private/crates_vendor.bzl typo fix (#1678)
025bf7db8 Merge cc toolchain flags into build script env (#1675)
b7c36c051 Fix confusing/misleading crate_universe docs (#1677)
29233e354 Revert #1564 (#1663)
ed32b6de2 Common glob excludes (#1673)
61b99cdd1 fix: add space to crate data exclude list (#1665)
8bb25b8b7 Support Windows ARM64 (aarch64-pc-windows-msvc) (#1664)
ddf2a4c23 Re-render crate BUILD files after #1647 (#1655)
44c7e1588 Group deps and aliases by platform triple rather than by cfg string when generating BUILD files. This avoid bazel errors due to duplicate keys/deps. (#1647)
de18d8bb6 Allow `buildifier` attribute to be a file (#1660)
aa0815dc9 Fix naming of ambiguous libs (#1625)
ff314d4ab Also pass -c opt to tests in opt mode CI (#1626)
ff4e90515 Reenable windows job (#1658)
c45b8e91f Updated rules_rust to version `0.13.0` (#1644)
87d6b6c37 Update `//util/label` to support `+` in packages (#1654)
ab6959db5 fix: Fix issue with wasi-0.11.0+wasi-snapshot-preview1 (#1632)
28c090ed0 Replaced custom platform constraint values with aliases to `@platforms` (#1652)
dfbea4f52 Deprecated `rust_toolchain.rustc_srcs` (#1653)
fd1db4391 Remove deprecated attributes from rust_toolchain and cargo_bootstrap (#1651)
c8ab970c4 Generated rust-project.json files now include sysroot paths (#1641)
0a3e04cf9 Fix vendoring when not in a package (#1646)
aece1e37d Deduplicate expand_location targets in rust-project.json crate creation to avoid a bazel crash (#1639)
03a0b2483 [docs] Fixing typos in CargoConfig doc strings (#1638)
bd4fd2ac5 Upgraded cfg-expr dependency to 0.12.0. (#1636)
330554a13 Disable failing job in CI (#1640)
849f106e6 Consider compilation mode when choosing `pic`/`nopic` object files to link (#1624)
53491d719 Updated rules_rust to version `0.12.0` (#1630)
8e8843724 Remove empty glob (#1628)
1f621a944 Added Rust 1.65.0 (#1627)
c6af4d025 Add `-c opt` mode to CI (#1621)
95320cc8b process_wrapper: print line on error to parse message as json (#1566)
81eaccf39 Fixed CI breakage (#1619)
478fc3a57 Fix ambiguous native dependencies in `proc_macro`s and `staticlib`s (#1611)
9e3d8415e Build deps of _build_script_run in 'exec' mode (#1561)
ea031082b Fixed outdated docs (#1614)
a8c540e49 Restore support for old cargo_build_script load statements (#1613)
295b5ccc7 Renamed `_build_script_run` rule to `cargo_build_script` (#1612)
3778069ec Remove references to Google mirror in docs (#1607)
aad54ba29 Updated crate_universe dependencies (#1606)
c349df2a6 Remove Google mirror from Starlark snippet in release notes (#1604)
0493b998d Avoid rendering a mock root package when possible (#1596)
b04aa053c process_wrapper: Apply substitutions to param files (#1565)
b209b3e15 Updated rules_rust to version `0.11.0`. (#1587)
b1079453b Typo correction on doc (#1593)
ca5678266 Updated crate_universe dependencies (#1591)
a364d448f Fixes crates_vendor labels in remote mode when used from the root workspace (#1575)
1cc37c268 Expose the output directory from cargo_build_script (#1588)
7ffe0a555 Ignore non-utf8 text in build script output (#1583)
c5b38fe00 Merge runfiles from transitive dependencies of rust_test crate attr (#1487)
da3d522d5 Fix build scripts targeting the wrong architecture (#1564)
d288ed634 Add `out_dir` support in `cargo_dep_env` (#1571)
78d6c1b46 fix: incorrect rustfmt edition query (#1582)
48927127e Set CARGO_MANIFEST_DIR at runtime for tests (#1559)
76bd69033 Add an output group for the .rmeta (#1585)
352bfeb05 Cleanup deprecated code (#1577)
86dc561f9 Move crate_root_src to utils (#1570)
beb554eb9 update to wasm-bindgen v0.2.83 (#1567)
73fd1616b Export AbsoluteLabel functionality (#1568)
c57e7a399 Remap $PWD to empty string instead of "." (#1563)
f0cdcedc2 Added Rust 1.64.0 (#1562)
1d326554a Update docs to show release policies and support (#1560)
78c793a0a Fix markdown typo in rust_analyzer.md (#1553)
c13980fb6 Add iOS examples (#1546)
8a5e07e9f Update apple_support (#1549)
6dacd9803 Strip leading '@'s for labels in the splicing manifest (#1547)
f73d1d6fb use crate_info.deps in establish_cc_info (#1543)
4845af6c0 Add android example (#1545)
9570b7aa7 Remove -lgcc from Android builds (#1541)
cb9ca1b81 Fix crate_universe/private/srcs.bzl to work with repo mappings (#1540)
d1fc9accc Minor cleanup of CI pipelines (#1534)
2bb077b3b Updated rules_rust to version 0.10.0 (#1533)
b8751b860 add cc config info to dummy wasm32 cc toolchain (#1532)
f5ed797ee Updates rust_test to use main.rs as the root when use_libtest_harness is false (#1518)
cfcaf21d5 Preserve directory structure of source files when some are generated (#1526)
51c065841 migrating to rbe_preconfig and remove bazel_toolchains (#1524)
055abd402 Fix typo in an example of crates_repository rule (#1520)
8bfed1cd2 Added Rust 1.63.0 (#1512)
3a69ce09b Update wasm_bindgen to 0.2.82 (#1513)

git-subtree-dir: third_party/rules_rust
git-subtree-split: bf9ddeb7c83a9fe8a7d87c76134cdd8e16131b62
Signed-off-by: Adam Snaider <adsnaider@gmail.com>
Change-Id: Id9490c68d6221da66953a915a25042ef8b848505
diff --git a/examples/ios_build/3rdparty/crates/defs.bzl b/examples/ios_build/3rdparty/crates/defs.bzl
new file mode 100644
index 0000000..f6d235b
--- /dev/null
+++ b/examples/ios_build/3rdparty/crates/defs.bzl
@@ -0,0 +1,422 @@
+###############################################################################
+# @generated
+# DO NOT MODIFY: This file is auto-generated by a crate_universe tool. To
+# regenerate this file, run the following:
+#
+#     bazel run @//3rdparty:crates_vendor
+###############################################################################
+"""
+# `crates_repository` API
+
+- [aliases](#aliases)
+- [crate_deps](#crate_deps)
+- [all_crate_deps](#all_crate_deps)
+- [crate_repositories](#crate_repositories)
+
+"""
+
+load("@bazel_skylib//lib:selects.bzl", "selects")
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
+
+###############################################################################
+# MACROS API
+###############################################################################
+
+# An identifier that represent common dependencies (unconditional).
+_COMMON_CONDITION = ""
+
+def _flatten_dependency_maps(all_dependency_maps):
+    """Flatten a list of dependency maps into one dictionary.
+
+    Dependency maps have the following structure:
+
+    ```python
+    DEPENDENCIES_MAP = {
+        # The first key in the map is a Bazel package
+        # name of the workspace this file is defined in.
+        "workspace_member_package": {
+
+            # Not all dependencies are supported for all platforms.
+            # the condition key is the condition required to be true
+            # on the host platform.
+            "condition": {
+
+                # An alias to a crate target.     # The label of the crate target the
+                # Aliases are only crate names.   # package name refers to.
+                "package_name":                   "@full//:label",
+            }
+        }
+    }
+    ```
+
+    Args:
+        all_dependency_maps (list): A list of dicts as described above
+
+    Returns:
+        dict: A dictionary as described above
+    """
+    dependencies = {}
+
+    for workspace_deps_map in all_dependency_maps:
+        for pkg_name, conditional_deps_map in workspace_deps_map.items():
+            if pkg_name not in dependencies:
+                non_frozen_map = dict()
+                for key, values in conditional_deps_map.items():
+                    non_frozen_map.update({key: dict(values.items())})
+                dependencies.setdefault(pkg_name, non_frozen_map)
+                continue
+
+            for condition, deps_map in conditional_deps_map.items():
+                # If the condition has not been recorded, do so and continue
+                if condition not in dependencies[pkg_name]:
+                    dependencies[pkg_name].setdefault(condition, dict(deps_map.items()))
+                    continue
+
+                # Alert on any miss-matched dependencies
+                inconsistent_entries = []
+                for crate_name, crate_label in deps_map.items():
+                    existing = dependencies[pkg_name][condition].get(crate_name)
+                    if existing and existing != crate_label:
+                        inconsistent_entries.append((crate_name, existing, crate_label))
+                    dependencies[pkg_name][condition].update({crate_name: crate_label})
+
+    return dependencies
+
+def crate_deps(deps, package_name = None):
+    """Finds the fully qualified label of the requested crates for the package where this macro is called.
+
+    Args:
+        deps (list): The desired list of crate targets.
+        package_name (str, optional): The package name of the set of dependencies to look up.
+            Defaults to `native.package_name()`.
+
+    Returns:
+        list: A list of labels to generated rust targets (str)
+    """
+
+    if not deps:
+        return []
+
+    if package_name == None:
+        package_name = native.package_name()
+
+    # Join both sets of dependencies
+    dependencies = _flatten_dependency_maps([
+        _NORMAL_DEPENDENCIES,
+        _NORMAL_DEV_DEPENDENCIES,
+        _PROC_MACRO_DEPENDENCIES,
+        _PROC_MACRO_DEV_DEPENDENCIES,
+        _BUILD_DEPENDENCIES,
+        _BUILD_PROC_MACRO_DEPENDENCIES,
+    ]).pop(package_name, {})
+
+    # Combine all conditional packages so we can easily index over a flat list
+    # TODO: Perhaps this should actually return select statements and maintain
+    # the conditionals of the dependencies
+    flat_deps = {}
+    for deps_set in dependencies.values():
+        for crate_name, crate_label in deps_set.items():
+            flat_deps.update({crate_name: crate_label})
+
+    missing_crates = []
+    crate_targets = []
+    for crate_target in deps:
+        if crate_target not in flat_deps:
+            missing_crates.append(crate_target)
+        else:
+            crate_targets.append(flat_deps[crate_target])
+
+    if missing_crates:
+        fail("Could not find crates `{}` among dependencies of `{}`. Available dependencies were `{}`".format(
+            missing_crates,
+            package_name,
+            dependencies,
+        ))
+
+    return crate_targets
+
+def all_crate_deps(
+        normal = False,
+        normal_dev = False,
+        proc_macro = False,
+        proc_macro_dev = False,
+        build = False,
+        build_proc_macro = False,
+        package_name = None):
+    """Finds the fully qualified label of all requested direct crate dependencies \
+    for the package where this macro is called.
+
+    If no parameters are set, all normal dependencies are returned. Setting any one flag will
+    otherwise impact the contents of the returned list.
+
+    Args:
+        normal (bool, optional): If True, normal dependencies are included in the
+            output list.
+        normal_dev (bool, optional): If True, normal dev dependencies will be
+            included in the output list..
+        proc_macro (bool, optional): If True, proc_macro dependencies are included
+            in the output list.
+        proc_macro_dev (bool, optional): If True, dev proc_macro dependencies are
+            included in the output list.
+        build (bool, optional): If True, build dependencies are included
+            in the output list.
+        build_proc_macro (bool, optional): If True, build proc_macro dependencies are
+            included in the output list.
+        package_name (str, optional): The package name of the set of dependencies to look up.
+            Defaults to `native.package_name()` when unset.
+
+    Returns:
+        list: A list of labels to generated rust targets (str)
+    """
+
+    if package_name == None:
+        package_name = native.package_name()
+
+    # Determine the relevant maps to use
+    all_dependency_maps = []
+    if normal:
+        all_dependency_maps.append(_NORMAL_DEPENDENCIES)
+    if normal_dev:
+        all_dependency_maps.append(_NORMAL_DEV_DEPENDENCIES)
+    if proc_macro:
+        all_dependency_maps.append(_PROC_MACRO_DEPENDENCIES)
+    if proc_macro_dev:
+        all_dependency_maps.append(_PROC_MACRO_DEV_DEPENDENCIES)
+    if build:
+        all_dependency_maps.append(_BUILD_DEPENDENCIES)
+    if build_proc_macro:
+        all_dependency_maps.append(_BUILD_PROC_MACRO_DEPENDENCIES)
+
+    # Default to always using normal dependencies
+    if not all_dependency_maps:
+        all_dependency_maps.append(_NORMAL_DEPENDENCIES)
+
+    dependencies = _flatten_dependency_maps(all_dependency_maps).pop(package_name, None)
+
+    if not dependencies:
+        if dependencies == None:
+            fail("Tried to get all_crate_deps for package " + package_name + " but that package had no Cargo.toml file")
+        else:
+            return []
+
+    crate_deps = list(dependencies.pop(_COMMON_CONDITION, {}).values())
+    for condition, deps in dependencies.items():
+        crate_deps += selects.with_or({_CONDITIONS[condition]: deps.values()})
+
+    return crate_deps
+
+def aliases(
+        normal = False,
+        normal_dev = False,
+        proc_macro = False,
+        proc_macro_dev = False,
+        build = False,
+        build_proc_macro = False,
+        package_name = None):
+    """Produces a map of Crate alias names to their original label
+
+    If no dependency kinds are specified, `normal` and `proc_macro` are used by default.
+    Setting any one flag will otherwise determine the contents of the returned dict.
+
+    Args:
+        normal (bool, optional): If True, normal dependencies are included in the
+            output list.
+        normal_dev (bool, optional): If True, normal dev dependencies will be
+            included in the output list..
+        proc_macro (bool, optional): If True, proc_macro dependencies are included
+            in the output list.
+        proc_macro_dev (bool, optional): If True, dev proc_macro dependencies are
+            included in the output list.
+        build (bool, optional): If True, build dependencies are included
+            in the output list.
+        build_proc_macro (bool, optional): If True, build proc_macro dependencies are
+            included in the output list.
+        package_name (str, optional): The package name of the set of dependencies to look up.
+            Defaults to `native.package_name()` when unset.
+
+    Returns:
+        dict: The aliases of all associated packages
+    """
+    if package_name == None:
+        package_name = native.package_name()
+
+    # Determine the relevant maps to use
+    all_aliases_maps = []
+    if normal:
+        all_aliases_maps.append(_NORMAL_ALIASES)
+    if normal_dev:
+        all_aliases_maps.append(_NORMAL_DEV_ALIASES)
+    if proc_macro:
+        all_aliases_maps.append(_PROC_MACRO_ALIASES)
+    if proc_macro_dev:
+        all_aliases_maps.append(_PROC_MACRO_DEV_ALIASES)
+    if build:
+        all_aliases_maps.append(_BUILD_ALIASES)
+    if build_proc_macro:
+        all_aliases_maps.append(_BUILD_PROC_MACRO_ALIASES)
+
+    # Default to always using normal aliases
+    if not all_aliases_maps:
+        all_aliases_maps.append(_NORMAL_ALIASES)
+        all_aliases_maps.append(_PROC_MACRO_ALIASES)
+
+    aliases = _flatten_dependency_maps(all_aliases_maps).pop(package_name, None)
+
+    if not aliases:
+        return dict()
+
+    common_items = aliases.pop(_COMMON_CONDITION, {}).items()
+
+    # If there are only common items in the dictionary, immediately return them
+    if not len(aliases.keys()) == 1:
+        return dict(common_items)
+
+    # Build a single select statement where each conditional has accounted for the
+    # common set of aliases.
+    crate_aliases = {"//conditions:default": common_items}
+    for condition, deps in aliases.items():
+        condition_triples = _CONDITIONS[condition]
+        if condition_triples in crate_aliases:
+            crate_aliases[condition_triples].update(deps)
+        else:
+            crate_aliases.update({_CONDITIONS[condition]: dict(deps.items() + common_items)})
+
+    return selects.with_or(crate_aliases)
+
+###############################################################################
+# WORKSPACE MEMBER DEPS AND ALIASES
+###############################################################################
+
+_NORMAL_DEPENDENCIES = {
+    "": {
+        _COMMON_CONDITION: {
+            "zstd": "@ios_build__zstd-0.11.2-zstd.1.5.2//:zstd",
+        },
+    },
+}
+
+_NORMAL_ALIASES = {
+    "": {
+        _COMMON_CONDITION: {
+        },
+    },
+}
+
+_NORMAL_DEV_DEPENDENCIES = {
+    "": {
+    },
+}
+
+_NORMAL_DEV_ALIASES = {
+    "": {
+    },
+}
+
+_PROC_MACRO_DEPENDENCIES = {
+    "": {
+    },
+}
+
+_PROC_MACRO_ALIASES = {
+    "": {
+    },
+}
+
+_PROC_MACRO_DEV_DEPENDENCIES = {
+    "": {
+    },
+}
+
+_PROC_MACRO_DEV_ALIASES = {
+    "": {
+    },
+}
+
+_BUILD_DEPENDENCIES = {
+    "": {
+    },
+}
+
+_BUILD_ALIASES = {
+    "": {
+    },
+}
+
+_BUILD_PROC_MACRO_DEPENDENCIES = {
+    "": {
+    },
+}
+
+_BUILD_PROC_MACRO_ALIASES = {
+    "": {
+    },
+}
+
+_CONDITIONS = {
+    "cfg(unix)": ["aarch64-apple-darwin", "aarch64-apple-ios", "aarch64-apple-ios-sim", "aarch64-linux-android", "aarch64-unknown-linux-gnu", "arm-unknown-linux-gnueabi", "armv7-linux-androideabi", "armv7-unknown-linux-gnueabi", "i686-apple-darwin", "i686-linux-android", "i686-unknown-freebsd", "i686-unknown-linux-gnu", "powerpc-unknown-linux-gnu", "s390x-unknown-linux-gnu", "x86_64-apple-darwin", "x86_64-apple-ios", "x86_64-linux-android", "x86_64-unknown-freebsd", "x86_64-unknown-linux-gnu"],
+}
+
+###############################################################################
+
+def crate_repositories():
+    """A macro for defining repositories for all generated crates"""
+    maybe(
+        http_archive,
+        name = "ios_build__cc-1.0.73",
+        sha256 = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/cc/1.0.73/download"],
+        strip_prefix = "cc-1.0.73",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.cc-1.0.73.bazel"),
+    )
+
+    maybe(
+        http_archive,
+        name = "ios_build__jobserver-0.1.25",
+        sha256 = "068b1ee6743e4d11fb9c6a1e6064b3693a1b600e7f5f5988047d98b3dc9fb90b",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/jobserver/0.1.25/download"],
+        strip_prefix = "jobserver-0.1.25",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.jobserver-0.1.25.bazel"),
+    )
+
+    maybe(
+        http_archive,
+        name = "ios_build__libc-0.2.134",
+        sha256 = "329c933548736bc49fd575ee68c89e8be4d260064184389a5b77517cddd99ffb",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/libc/0.2.134/download"],
+        strip_prefix = "libc-0.2.134",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.libc-0.2.134.bazel"),
+    )
+
+    maybe(
+        http_archive,
+        name = "ios_build__zstd-0.11.2-zstd.1.5.2",
+        sha256 = "20cc960326ece64f010d2d2107537f26dc589a6573a316bd5b1dba685fa5fde4",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/zstd/0.11.2+zstd.1.5.2/download"],
+        strip_prefix = "zstd-0.11.2+zstd.1.5.2",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.zstd-0.11.2+zstd.1.5.2.bazel"),
+    )
+
+    maybe(
+        http_archive,
+        name = "ios_build__zstd-safe-5.0.2-zstd.1.5.2",
+        sha256 = "1d2a5585e04f9eea4b2a3d1eca508c4dee9592a89ef6f450c11719da0726f4db",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/zstd-safe/5.0.2+zstd.1.5.2/download"],
+        strip_prefix = "zstd-safe-5.0.2+zstd.1.5.2",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.zstd-safe-5.0.2+zstd.1.5.2.bazel"),
+    )
+
+    maybe(
+        http_archive,
+        name = "ios_build__zstd-sys-2.0.1-zstd.1.5.2",
+        sha256 = "9fd07cbbc53846d9145dbffdf6dd09a7a0aa52be46741825f5c97bdd4f73f12b",
+        type = "tar.gz",
+        urls = ["https://crates.io/api/v1/crates/zstd-sys/2.0.1+zstd.1.5.2/download"],
+        strip_prefix = "zstd-sys-2.0.1+zstd.1.5.2",
+        build_file = Label("@rules_rust_examples_ios_build//3rdparty/crates:BUILD.zstd-sys-2.0.1+zstd.1.5.2.bazel"),
+    )