brad0 wrote:

> Hmm, this function also seems to exist on Linux, though. Additionally, from 
> my `man syslog` docs:

I'm not sure what you mean by that in relation to this addition of a format 
attribute.

> > The remaining arguments are a format, as in `printf(3)`, and any arguments 
> > required by the format, except that the two-character sequence `%m` will be 
> > replaced by the error message string `strerror(errno)`.
> 
> I also know next to nothing about BSD and how its `syslog()` works, but we 
> should support that extra `%m` specifier (if we don’t already do that because 
> it’s apparently also a glibc extension for `printf()`...). If the two of them 
> differ, we might need two different format styles for BSD `syslog()` vs Linux 
> `syslog()`.

Should be more or less the same as Linux and the X/Open specified functions.

The `%m` specifier is not a glibc extension from what I can find.


https://github.com/llvm/llvm-project/pull/97366
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