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Add torture test for zipos file descriptors

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This change hardens the code for opening /zip/ files using the system
call interface. Thread safety and signal safety has been improved for
file descriptors in general. We now document fixed addresses that are
needed for low level allocations.
This commit is contained in:
Justine Tunney 2022-06-15 16:19:50 -07:00
parent 579080cd4c
commit e466dd0553
44 changed files with 2981 additions and 307 deletions
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3
libc/rand/rand.c
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@ -30,6 +30,9 @@
* called, then it'll return the same sequence each time your program
* runs. Faster and more modern alternatives exist to this function.
*
* This function is not thread safe in the sense that multiple threads
* might simultaneously generate the same random values.
*
* @note this function does well on bigcrush and practrand
* @note this function is not intended for cryptography
* @see lemur64(), rand64(), rdrand()