I've only gone so far as finding the proper mailing lists, but you'll have to
subscribe first.
Well done!
On Oct 24, 2013, at 4:38 PM, "John Peterson" <jwpeter...@gmail.com> wrote:
> Just to expand on this issue a bit: the bug is netcdf's fault, not clang's.
>
> In contrib/netcdf/4.3.0/ncgen3/genlib.h, they have the following:
>
> #ifndef HAVE_STRLCAT
> extern size_t strlcat(char *dst, const char *src, size_t siz);
> #endif
>
> which my compiler somehow reaches even though my system _does_ have strlcat.
> The problem is that they don't actually include their own config.h in
> genlib.h, so this #ifndef is _always_ true.
>
> I also confirmed that with the test code below, which compiles just fine when
> the offending extern declaration is commented out, but errors otherwise.
>
> So I've now patched our copy of genlib.h to #include "config.h", and things
> seem to be happy as far as compiling libmesh with clang on Mavericks is
> concerned.
>
> Anyone ever successfully submit patches to netcdf upstream before?
>
> --
> John
>
>
> #include <stdio.h>
> #include <string.h>
>
> /* extern size_t strlcat(char *dst, const char *src, size_t siz); */
>
> int main()
> {
> const char somestring[] = "bar";
> char buf[5] = "foo";
>
> if (strlcat(buf, somestring, sizeof(buf)) >= sizeof(buf))
> printf("somestring was truncated when concatenating to buf.\n");
>
> return 0;
> }
>
>
>
>
>
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