Graham Sanderson cc169ddd68 stdio hardening + new mutex API (#1224) ... * * Harden stdio_usb and stdio in general against deadlocks which could otherwise result from doing printfs from within IRQs * Add a test for the above * Add mutex_try_enter_block_until API. * Make best_effort_wfe_or_timeout not use alarms if called from within IRQ		2023-02-06 16:27:39 -06:00
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CMakeLists.txt	stdio hardening + new mutex API (#1224)	2023-02-06 16:27:39 -06:00
pico_stdio_test.c	stdio hardening + new mutex API (#1224)	2023-02-06 16:27:39 -06:00