Can I create static c callable library?
H. S. Teoh
hsteoh at quickfur.ath.cx
Fri Sep 28 16:09:47 UTC 2018
On Fri, Sep 28, 2018 at 02:08:25PM +0000, Atila Neves via Digitalmars-d-learn wrote:
> On Thursday, 27 September 2018 at 23:53:50 UTC, Steven Schveighoffer wrote:
[...]
> > Since C initialization functions have no order to them, it's
> > possible that some initialization functions in the D runtime are
> > using uninitialized pieces of the C runtime
>
> No, that can't happen. The C runtime is initialised no matter what you
> do (unless you write `_start` yourself), _then_ the global
> constructors are run. The code I wrote isn't standard C - it's just
> that gcc/clang/cl are all also C++ compilers so they chose to extend
> the already existing functionality to C.
[...]
Potentially some C libraries have not yet been initialized, though. I
don't know if the druntime init depends on any of them -- it's doubtful,
but if it does, it may cause problems depending on which order library
ctors are called.
T
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