fpc/rtl/wasi/system.pp
nickysn 065d2c718d * no need to copy the local var paramater in StrLen()
git-svn-id: branches/wasm@47948 -
2021-01-02 06:37:52 +00:00

62 lines
1.1 KiB
ObjectPascal

unit system;
interface
type
integer = longint;
hresult = integer;
ttypekind = integer;
filerec = integer;
textrec = integer;
pbyte = ^byte;
pchar = ^Char;
procedure fpc_lib_exit; compilerproc;
procedure DebugWrite(const P: PChar);
implementation
type
P__wasi_size_t = ^__wasi_size_t;
__wasi_size_t = longint;
__wasi_fd_t = longint;
size_t = longint;
__wasi_errno_t = longint;
P__wasi_ciovec_t = ^__wasi_ciovec_t;
__wasi_ciovec_t = record
buf: pointer;
buf_len: __wasi_size_t;
end;
function fd_write(fd: __wasi_fd_t;
iovs: P__wasi_ciovec_t;
iovs_len: size_t;
nwritten: P__wasi_size_t): __wasi_errno_t; external 'wasi_unstable';
function StrLen(P: PChar): size_t;
var
i: size_t;
begin
i := 0;
while p[i]<>#0 do
Inc(i);
StrLen := i;
end;
procedure DebugWrite(const P: PChar);
var
our_iov: __wasi_ciovec_t;
our_nwritten: longint;
begin
our_iov.buf := P;
our_iov.buf_len := StrLen(P);
fd_write(1, @our_iov, 1, @our_nwritten);
end;
procedure fpc_lib_exit; compilerproc;
begin
end;
end.