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Make read() and write() signal handling atomic

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You would think this is an important bug fix, but unfortunately all UNIX
implementations I've evaluated have a bug in read that causes signals to
not be handled atomically. The only exception is the latest iteration of
Cosmopolitan's read/write polyfill on Windows, which is somewhat ironic.
This commit is contained in:
Justine Tunney 2024-09-15 00:03:48 -07:00
parent c260144843
commit baf70af780
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12 changed files with 520 additions and 153 deletions
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2
libc/sysv/consts/RLIMIT_AS.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon rlimit,RLIMIT_AS,9 ,9,5,5,10,2,10,0
.syscon rlimit,RLIMIT_AS,9,9,5,5,10,2,10,0