diff options
| -rw-r--r-- | Source/cmUVProcessChain.cxx | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Source/cmUVProcessChain.cxx b/Source/cmUVProcessChain.cxx index 338abba..cd452cb 100644 --- a/Source/cmUVProcessChain.cxx +++ b/Source/cmUVProcessChain.cxx @@ -122,7 +122,11 @@ cmUVProcessChainBuilder& cmUVProcessChainBuilder::SetExternalStream( cmUVProcessChainBuilder& cmUVProcessChainBuilder::SetExternalStream( Stream stdio, FILE* stream) { - return this->SetExternalStream(stdio, cm_fileno(stream)); + int fd = cm_fileno(stream); + if (fd >= 0) { + return this->SetExternalStream(stdio, fd); + } + return this->SetNoStream(stdio); } cmUVProcessChainBuilder& cmUVProcessChainBuilder::SetMergedBuiltinStreams() |