On 11/9/2016 1:13 PM, cyg Simple wrote:
> The following program demonstrates the issue. Should issetugid be
> declared with this scenario?
>
> /*****************************************************/
> #define _XOPEN_SOURCE 1 /* Causes declare warning */
> #define __BSD_VISIBLE 1
> #include <unistd.h>
>
> int main(int argc, char ** argv) {
> int result;
> result = issetugid();
> }
> /****************************************************/
>
Because when _XOPEN_SOURCE is 1 _DEFAULT_SOURCE doesn't get set which
then #undef __BSD_VISIBLE and and sets it to 0. See
/usr/include/sys/features.h.
If I #define _DEFAULT_SOURCE 1 before the #include then the above code
works. However, should it?
--
cyg Simple
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