diff options
Diffstat (limited to 'third_party/gpus/cuda_configure.bzl')
| -rw-r--r-- | third_party/gpus/cuda_configure.bzl | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/third_party/gpus/cuda_configure.bzl b/third_party/gpus/cuda_configure.bzl index 06ae39e8b9..31bf8cc3d8 100644 --- a/third_party/gpus/cuda_configure.bzl +++ b/third_party/gpus/cuda_configure.bzl @@ -331,6 +331,33 @@ def _file(repository_ctx, label): {}) +_DUMMY_CROSSTOOL_BZL_FILE = """ +def error_gpu_disabled(): + fail("ERROR: Building with --config=cuda but TensorFlow is not configured " + + "to build with GPU support. Please re-run ./configure and enter 'Y' " + + "at the prompt to build with GPU support.") + + native.genrule( + name = "error_gen_crosstool", + outs = ["CROSSTOOL"], + cmd = "echo 'Should not be run.' && exit 1", + ) + + native.filegroup( + name = "crosstool", + srcs = [":CROSSTOOL"], + output_licenses = ["unencumbered"], + ) +""" + + +_DUMMY_CROSSTOOL_BUILD_FILE = """ +load("//crosstool:error_gpu_disabled.bzl", "error_gpu_disabled") + +error_gpu_disabled() +""" + + def _create_dummy_repository(repository_ctx): cpu_value = _cpu_value(repository_ctx) symlink_files = _cuda_symlink_files(cpu_value, _DEFAULT_CUDA_VERSION, @@ -371,6 +398,12 @@ def _create_dummy_repository(repository_ctx): for c in _DEFAULT_CUDA_COMPUTE_CAPABILITIES]), }) + # If cuda_configure is not configured to build with GPU support, and the user + # attempts to build with --config=cuda, add a dummy build rule to intercept + # this and fail with an actionable error message. + repository_ctx.file("crosstool/error_gpu_disabled.bzl", + _DUMMY_CROSSTOOL_BZL_FILE) + repository_ctx.file("crosstool/BUILD", _DUMMY_CROSSTOOL_BUILD_FILE) def _symlink_dir(repository_ctx, src_dir, dest_dir): """Symlinks all the files in a directory. |