[GRASS-dev] possible etc file finder function
glynn at gclements.plus.com
Tue Apr 3 12:24:16 EDT 2007
William Kyngesburye wrote:
> >> Any comments on the C itself? I wasn't sure about memory allocation
> >> stuff, I'm not good with that.
> > The main issue I see is that sprintf() doesn't return a pointer to the
> > buffer, so you can't you it as an argument to access().
> How would this be done, then?
sprintf(path, "%s/%s/%s", G_home(), ETC_PATH_USER, name);
if (access(path,0) == 0)
> > Also, what is "if (ETC_PATH_USER)" etc supposed to be testing?
> Testing whether it is not empty. I tried to use an example from
> elsewhere, but maybe the difference between a variable and a define
> makes this not usable?
If you want to test whether a macro is defined, you need to use
"#ifdef ..." or "#if defined(...)".
Glynn Clements <glynn at gclements.plus.com>
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