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+ implemented SysUtils.FileWrite for WASI

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This commit is contained in:
Nikolay Nikolov 2021-10-11 10:37:11 +03:00
parent 09e61201d2
commit 14f361e13f
1 changed files with 13 additions and 0 deletions
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13
rtl/wasi/sysutils.pp
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@ -219,7 +219,20 @@ end;
Function FileWrite (Handle : THandle; const Buffer; Count : Longint) : Longint;
var
our_iov: __wasi_ciovec_t;
our_nwritten: longint;
res: __wasi_errno_t;
begin
repeat
our_iov.buf:=@Buffer;
our_iov.buf_len:=Count;
res:=__wasi_fd_write(Handle,@our_iov,1,@our_nwritten);
until (res=__WASI_ERRNO_SUCCESS) or ((res<>__WASI_ERRNO_INTR) and (res<>__WASI_ERRNO_AGAIN));
if res=__WASI_ERRNO_SUCCESS then
Result:=our_nwritten
else
Result:=-1;
end;