diff options
| author |  Klaus Aehlig <aehlig@google.com> | 2018-07-23 06:39:32 -0700 |
|---|---|---|
| committer |  Copybara-Service <copybara-piper@google.com> | 2018-07-23 06:40:31 -0700 |
| commit | 6bc22d571b17853a7e6c2c4b6776a1c833c63ce3 (patch) | |
| tree | 275d7b663158195a1db929c2aaf449dc3ec0a4eb /src/main/cpp | |
| parent | edc33762fa3fbbcbb0a295bd7f81bb0b7320ed54 (diff) | |
blaze.cc: add missing fflush(3) before execve(2)
When calling `bazel run` the command itself is executed by the
client. As an execve(2) replaces the program image, including
all buffered IO, flush all streams first. This will ensure that
the "Running command line" message is actually printed.
Change-Id: Ie18185bac4ed82a2725c75f97d3c64bd3003690b
PiperOrigin-RevId: 205652760
Diffstat (limited to 'src/main/cpp')
| -rw-r--r-- | src/main/cpp/blaze.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/main/cpp/blaze.cc b/src/main/cpp/blaze.cc index 739dc20ff8..fe44107666 100644 --- a/src/main/cpp/blaze.cc +++ b/src/main/cpp/blaze.cc @@ -1915,6 +1915,10 @@ unsigned int GrpcBlazeServer::Communicate() { << "changing directory into " << request.working_directory() << " failed: " << GetLastErrorString(); } + + // Execute the requested program, but before doing so, flush everything + // we still have to say. + fflush(NULL); ExecuteProgram(request.argv(0), argv); } |