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fix: stop requiring MANIFEST to deduce runfiles directory #937

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fix: stop requiring MANIFEST to deduce runfiles directory #937

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19 changes: 3 additions & 16 deletions lib/private/tar.bzl
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Original file line number Diff line number Diff line change
Expand Up @@ -111,20 +111,6 @@ def _add_compression_args(compress, args):
if compress == "zstd":
args.add("--zstd")

def _calculate_runfiles_dir(default_info):
manifest = default_info.files_to_run.runfiles_manifest

# Newer versions of Bazel put the manifest besides the runfiles with the suffix .runfiles_manifest.
# For example, the runfiles directory is named my_binary.runfiles then the manifest is beside the
# runfiles directory and named my_binary.runfiles_manifest
# Older versions of Bazel put the manifest file named MANIFEST in the runfiles directory
# See similar logic:
# https://github.com/aspect-build/rules_js/blob/c50bd3f797c501fb229cf9ab58e0e4fc11464a2f/js/private/bash.bzl#L63
if manifest.short_path.endswith("_manifest") or manifest.short_path.endswith("/MANIFEST"):
# Trim last 9 characters, as that's the length in both cases
return manifest.short_path[:-9]
fail("manifest path {} seems malformed".format(manifest.short_path))

def _tar_impl(ctx):
bsdtar = ctx.toolchains[TAR_TOOLCHAIN_TYPE]
inputs = ctx.files.srcs[:]
Expand Down Expand Up @@ -224,10 +210,11 @@ def _mtree_impl(ctx):

for s in ctx.attr.srcs:
default_info = s[DefaultInfo]
if not default_info.files_to_run.runfiles_manifest:
if not default_info.files_to_run.executable:
continue

runfiles_dir = _calculate_runfiles_dir(default_info)
# Expect a .runfiles directory for each executable.
runfiles_dir = default_info.files_to_run.executable.short_path + ".runfiles"
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This may need to be prefixed with ctx.workspace_name.


# copy workspace name here just in case to prevent ctx
# to be transferred to execution phase.
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