provide safe_gethostname() for non-linux systems

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-03-29 11:20:00 +02:00
parent 3d0e7794eb
commit 1d448cff65

View File

@ -59,12 +59,16 @@ char* FAST_FUNC safe_gethostname(void)
*/
char* FAST_FUNC safe_getdomainname(void)
{
/* The field domainname of struct utsname is Linux specific. */
#if defined(__linux__)
/* The field domainname of struct utsname is Linux specific. */
struct utsname uts;
uname(&uts);
return xstrndup(!uts.domainname[0] ? "?" : uts.domainname, sizeof(uts.domainname));
#else
return xstrdup("?");
/* We really don't care about people with domain names wider than most screens */
char buf[256];
int r = getdomainname(buf, sizeof(buf));
buf[sizeof(buf)-1] = '\0';
return xstrdup(r < 0 ? "?" : buf);
#endif
}