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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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4
libc/calls/internal.h
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@ -108,6 +108,7 @@ i32 __sys_dup3(i32, i32, i32) hidden;
i32 __sys_execve(const char *, char *const[], char *const[]) hidden;
i32 __sys_fstat(i32, struct stat *) hidden;
i32 __sys_fstatat(i32, const char *, struct stat *, i32) hidden;
i32 __sys_openat(i32, const char *, i32, u32) hidden;
i32 __sys_pipe2(i32[hasatleast 2], u32) hidden;
i32 __sys_utimensat(i32, const char *, const struct timespec *, i32) hidden;
i32 getdents(i32, char *, u32, i64 *) hidden;
@ -153,7 +154,7 @@ i32 sys_mprotect(void *, u64, i32) hidden;
i32 sys_msync(void *, u64, i32) hidden;
i32 sys_munmap(void *, u64) hidden;
i32 sys_nanosleep(const struct timespec *, struct timespec *) hidden;
i32 sys_openat(i32, const char *, i32, ...) hidden;
i32 sys_openat(i32, const char *, i32, u32) hidden;
i32 sys_pause(void) hidden;
i32 sys_pipe(i32[hasatleast 2]) hidden;
i32 sys_pipe2(i32[hasatleast 2], u32) hidden;
@ -218,6 +219,7 @@ void __sigenter_xnu(void *, i32, i32, struct __darwin_siginfo *,
int gethostname_linux(char *, size_t) hidden;
int gethostname_bsd(char *, size_t) hidden;
int gethostname_nt(char *, size_t) hidden;
size_t __iovec_size(const struct iovec *, size_t) hidden;
/*───────────────────────────────────────────────────────────────────────────│─╗
│ cosmopolitan § syscalls » windows nt » veneers ─╬─│┼