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Introduce sigtimedwait() and sigwaitinfo()

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This change also invents sigcountset() and strsignal_r() and improves
the quality of siginfo_t handling.
This commit is contained in:
Justine Tunney 2022-10-10 07:36:07 -07:00
parent 7ae556463a
commit 467a332e38
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GPG key ID: BE714B4575D6E328
41 changed files with 887 additions and 345 deletions
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8
libc/sysv/consts.sh
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@ -168,11 +168,11 @@ syscon sig SIGPROF 27 27 27 27 27 27 # profiling timer expired;
syscon sig SIGWINCH 28 28 28 28 28 28 # terminal resized; unix consensus & faked on nt
syscon sig SIGIO 29 23 23 23 23 29 # bsd consensus
syscon sig SIGSYS 31 12 12 12 12 31 # wut; bsd consensus
syscon sig SIGINFO 0 29 29 29 29 0 # bsd consensus
syscon sig SIGRTMAX 64 0 126 0 63 0
syscon sig SIGRTMIN 32 0 65 0 33 0
syscon sig SIGEMT 0 7 7 7 7 0 # not implemented in most community editions of system five; consider doing this using SIGUSR1 or SIGUSR2 instead
syscon sig SIGPWR 30 30 30 30 32 30 # not implemented in most community editions of system five; consider doing this using SIGUSR1 or SIGUSR2 instead
syscon sig SIGINFO 0 29 29 29 29 0 # bsd consensus
syscon sig SIGRTMIN 32 0 65 0 33 32
syscon sig SIGRTMAX 64 0 126 0 63 64
syscon compat SIGPOLL 29 23 23 23 23 29 # same as SIGIO
syscon compat SIGIOT 6 6 6 6 6 6 # PDP-11 feature; same as SIGABRT
@ -1232,7 +1232,7 @@ syscon limits SOMAXCONN 4096 128 128 128 128 2147483647 # maximum
syscon limits _ARG_MAX 128*1024 1024*1024 512*1024 512*1024 256*1024 32767*2 # bsd consensus
syscon limits _NAME_MAX 255 255 255 255 511 255 # probably higher on windows?
syscon limits _PATH_MAX 4096 1024 1024 1024 1024 512 # cosmopolitan libc imposes a lower 512 limit; nt theoretically goes up to 32767
syscon limits _NSIG 64 32 128 32 64 32 # _SIG_MAXSIG on FreeBSD
syscon limits _NSIG 64 32 128 32 64 64 # _SIG_MAXSIG on FreeBSD
# unmount() flags
# a.k.a. umount2() on linux