ceph/src/jaegertracing/opentelemetry-cpp/third_party/prometheus-cpp/bazel/export_header.bzl

   1 def _generate_dummy_export_header_impl(ctx):
   2     ctx.actions.expand_template(
   3         template = ctx.file._template,
   4         output = ctx.outputs.header_file,
   5         substitutions = {
   6             "{BASE_NAME}": ctx.attr.basename,
   7         },
   8     )
   9
  10 generate_dummy_export_header = rule(
  11     attrs = {
  12         "basename": attr.string(mandatory = True),
  13         "header": attr.string(mandatory = True),
  14         "_template": attr.label(
  15             allow_single_file = True,
  16             default = Label("@com_github_jupp0r_prometheus_cpp//bazel:dummy_export.h.tpl"),
  17         ),
  18     },
  19     implementation = _generate_dummy_export_header_impl,
  20     outputs = {"header_file": "%{header}"},
  21 )