List of missing POSIX functions

[isage]

Documentation

• openlog - store log flags, set bool value to un-noop syslog
• setlogmask - store log mask
• syslog - implement with printf
• closelog - since syslog is printf, just set bool value to noop syslog

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• aio_cancel
• aio_error
• aio_fsync
• aio_read
• aio_return
• aio_suspend
• aio_write
• lio_listio

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• alarm

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• catclose -- implement via libintl, like linux?
• catgets
• catopen

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• cfgetispeed - requires termios, ENOTSUP
• cfgetospeed
• cfsetispeed
• cfsetospeed

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• clock_getcpuclockid - no idea. optional
• clock_nanosleep - implement using either delay or scekernelCreateTimer

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• confstr - like sysconf
• ctermid - return tty0: ?

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• daylight - variable, not func.

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• dlclose - https://github.com/hyln9/vita-libdl or https://github.com/isage/vita-rss-libdl
• dlerror
• dlopen
• dlsym

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• dup2 - see dup, and docs

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• endhostent
• endnetent
• endprotoent
• endpwent
• endservent

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• execle - sceAppmgrLoadExec. but we can't keep alarm(), etc.
• execl
• execlp
• execvp
• fexecve

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• faccessat - add custom cwd support to __realpath. rename and implement at-support in current non-at funcs, then proxy them to at-variant with AT_FDCWD for fd
• fchmodat
• fstatat
• linkat
• mkdirat
• openat
• readlinkat
• renameat
• unlinkat
• utimensat

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• fattach - stub. we have no stream devices
• fdetach

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• flockfile - implement with Lw mutexes? newlib seems to provide locking internally
• ftrylockfile
• funlockfile

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• fchown

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• fmtmsg

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• fnmatch - copy/port from posix
• globfree
• glob
• ftw
• nftw

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• ftok

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• getdate_err
• getdate - copy from posix

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• getgrgid_r - stub
• getgrnam_r - stub

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• gethostent
• gethostid
• gethostname

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• getitimer

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• getlogin
• getlogin_r

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• getmsg

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• getnameinfo
• getnetbyaddr
• getnetbyname
• getnetent

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• getpgrp
• getpmsg
• getppid
• getprotobyname
• getprotobynumber
• getprotoent
• getpwent
• getpwnam
• getpwnam_r
• getpwuid
• getpwuid_r
• getservbyport
• getservent

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• getutxent - no user account db. ENOTSUP
• getutxid
• getutxline
• endutxent
• pututxline
• setutxent

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• grantpt - ???

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• if_freenameindex
• if_indextoname
• if_nameindex
• if_nametoindex

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• initstate - inits random state. somehow it's missing from newlib?
• setstate - same

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• insque - copy from posix?
• remque

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• ioctl - stub?
• isastream - stub, no streams

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• killpg - stub

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• lchown - alias to chown

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• lfind - copy from posix
• lsearch

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• lockf

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• mkfifoat - via pipe?
• mkfifo
• mknodat - to fifo, otherwise EINVAL
• mknod

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• mlockall - mmap impl
• mlock
• mmap
• mprotect
• msync
• munlockall
• munlock
• munmap

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• mq_close - message queue. via messegepipe?
• mq_getattr
• mq_notify
• mq_open
• mq_receive
• mq_send
• mq_setattr
• mq_timedreceive
• mq_timedsend
• mq_unlink

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• msgctl - ipc. ENOSUP?
• msgget
• msgrcv
• msgsnd

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• nice - ENOSUP or always success

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• optarg - copy from posix, with getopt
• opterr
• optind
• optopt

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• pause - either wait for event, or ENOTSUP

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• pclose - ENOTSUP
• popen - ENOTSUP

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• pselect - rename select to pselect, implement signal catching, proxy select to it

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• psiginfo

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• ptsname - ENOTSUP?

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• putmsg - no streams support, ENOTSUP
• putpmsg - no streams support, ENOTSUP

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• readv - see Implement vector I/O operations #66
• writev

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• regcomp - regex. copy from posix?
• regerror
• regexec
• regfree

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• sethostent

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• setitimer

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• setkey - crypt/encrypt, XSI_VISIBLE

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• setnetent
• setprotoent
• setpwent
• setservent

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• shmat - shared mem. ENOTSUP
• shmctl
• shmdt
• shmget
• shm_open
• shm_unlink

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• sigaction - implement signals via events?
• sigaddset
• sigaltstack
• sigdelset
• sigemptyset
• sigfillset
• sighold
• sigignore
• siginterrupt
• sigismember
• siglongjmp
• sigpause
• sigpending
• sigprocmask
• sigqueue
• sigrelse
• sigset
• sigsetjmp
• sigsuspend
• sigtimedwait
• sigwait
• sigwaitinfo

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• sockatmark
• socketpair

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• symlinkat - ENOTSUP
• symlink

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• tcdrain - termios. ENOTSUP
• tcflow
• tcflush
• tcgetattr
• tcgetpgrp
• tcgetsid
• tcsendbreak
• tcsetattr
• tcsetpgrp

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• timezone

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• ttyname - tty0:?
• ttyname_r

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• tzname

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• ulimit - to setrlimit

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• umask

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• unlockpt

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• utime - Implement utime/utimes/futimens #87
• futimens -Implement utime/utimes/futimens #87
• utimes -Implement utime/utimes/futimens #87

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• waitid - ENOTSUP
• waitpid - ENOTSUP

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• wordexp
• wordfree

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Most of those are probably a no-go completely

• posix_fadvise
• posix_fallocate

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• posix_madvise
• posix_memalign
• posix_mem_offset

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• posix_openpt

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• posix_spawnattr_destroy
• posix_spawnattr_getflags
• posix_spawnattr_getpgroup
• posix_spawnattr_getschedparam
• posix_spawnattr_getschedpolicy
• posix_spawnattr_getsigdefault
• posix_spawnattr_getsigmask
• posix_spawnattr_init
• posix_spawnattr_setflags
• posix_spawnattr_setpgroup
• posix_spawnattr_setschedparam
• posix_spawnattr_setschedpolicy
• posix_spawnattr_setsigdefault
• posix_spawnattr_setsigmask

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• posix_spawn_file_actions_addclose
• posix_spawn_file_actions_adddup2
• posix_spawn_file_actions_addopen
• posix_spawn_file_actions_destroy
• posix_spawn_file_actions_init
• posix_spawn
• posix_spawnp

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• posix_trace_attr_destroy
• posix_trace_attr_getclockres
• posix_trace_attr_getcreatetime
• posix_trace_attr_getgenversion
• posix_trace_attr_getinherited
• posix_trace_attr_getlogfullpolicy
• posix_trace_attr_getlogsize
• posix_trace_attr_getmaxdatasize
• posix_trace_attr_getmaxsystemeventsize
• posix_trace_attr_getmaxusereventsize
• posix_trace_attr_getname
• posix_trace_attr_getstreamfullpolicy
• posix_trace_attr_getstreamsize
• posix_trace_attr_init
• posix_trace_attr_setinherited
• posix_trace_attr_setlogfullpolicy
• posix_trace_attr_setlogsize
• posix_trace_attr_setmaxdatasize
• posix_trace_attr_setname
• posix_trace_attr_setstreamfullpolicy
• posix_trace_attr_setstreamsize
• posix_trace_clear
• posix_trace_close
• posix_trace_create
• posix_trace_create_withlog
• posix_trace_event
• posix_trace_eventid_equal
• posix_trace_eventid_get_name
• posix_trace_eventid_open
• posix_trace_eventset_add
• posix_trace_eventset_del
• posix_trace_eventset_empty
• posix_trace_eventset_fill
• posix_trace_eventset_ismember
• posix_trace_eventtypelist_getnext_id
• posix_trace_eventtypelist_rewind
• posix_trace_flush
• posix_trace_get_attr
• posix_trace_get_filter
• posix_trace_getnext_event
• posix_trace_get_status
• posix_trace_open
• posix_trace_rewind
• posix_trace_set_filter
• posix_trace_shutdown
• posix_trace_start
• posix_trace_stop
• posix_trace_timedgetnext_event
• posix_trace_trid_eventid_open
• posix_trace_trygetnext_event

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• posix_typed_mem_get_info
• posix_typed_mem_open