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Improve system call polyfills

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- Polyfill open() w/ O_CLOEXEC on RHEL5
- Remove old workaround from rmdir() on the New Technology
- preadv() and pwritev() are now smarter about demodernization
- preadv() and pwritev() are now available on the New Technology
This commit is contained in:
Justine Tunney 2021-03-08 10:07:02 -08:00
parent 816b0e1851
commit 0ad609268f
21 changed files with 260 additions and 117 deletions
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2
libc/sysv/syscalls.sh
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@ -278,7 +278,7 @@ scall ioprio_get 0xfffffffffffff0fc globl
scall inotify_init 0xfffffffffffff0fd globl # wicked
scall inotify_add_watch 0xfffffffffffff0fe globl
scall inotify_rm_watch 0xfffffffffffff0ff globl
scall sys_openat 0x1d41411f321cf101 globl hidden # Linux 2.6.16+ (c. 2007)
scall __sys_openat 0x1d41411f321cf101 globl hidden # Linux 2.6.16+ (c. 2007)
scall sys_mkdirat 0x1cd13e1f021db102 globl hidden
scall sys_fchownat 0x1d013b1eb21d4104 globl hidden # @asyncsignalsafe
scall sys_utime 0xfffffffffffff084 globl hidden