This repository has been archived by the owner on Nov 17, 2023. It is now read-only.
Ensure destination directory exists before attempting to write. #17527
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Description
Make sure build destination directory exists. Fixes race condition when compiling (with GNU make) with multiple jobs (-jX).
Build fail log:
g++ -shared -fPIC -std=c++11 example/extensions/lib_custom_op/gemm_lib.cc -o build/libcustomop_lib.so -I include/mxnet /usr/bin/ld: cannot open output file build/libcustomop_lib.so: No such file or directory collect2: error: ld returned 1 exit status Makefile:676: recipe for target 'custom_op_lib' failed make: *** [custom_op_lib] Error 1 make: *** Waiting for unfinished jobs....