Title: Test errno
Description:
A simple application verifies the errno value is per-thread and saved during
context switches.
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Building and Running Project:
This project outputs to the console. It can be built and executed
on QEMU as follows:
make qemu
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Troubleshooting:
Problems caused by out-dated project information can be addressed by
issuing one of the following commands then rebuilding the project:
make clean # discard results of previous builds
# but keep existing configuration info
or
make pristine # discard results of previous builds
# and restore pre-defined configuration info
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Sample Output:
***** BOOTING ZEPHYR OS vxxxx - BUILD: xxxxx *****
main thread, errno before starting co-op threads: abad1dea
co-op thread 0, errno before sleep: babef00d
co-op thread 1, errno before sleep: deadbeef
co-op thread 1, errno after sleep: deadbeef
co-op thread 0, errno after sleep: babef00d
main thread, errno after running co-op threads: abad1dea
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PASS - main.
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PROJECT EXECUTION SUCCESSFUL
deea71b3c6