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-rw-r--r--libbb/safe_gethostname.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/libbb/safe_gethostname.c b/libbb/safe_gethostname.c
index e93254b2b..05e095448 100644
--- a/libbb/safe_gethostname.c
+++ b/libbb/safe_gethostname.c
@@ -59,12 +59,16 @@ char* FAST_FUNC safe_gethostname(void)
59 */ 59 */
60char* FAST_FUNC safe_getdomainname(void) 60char* FAST_FUNC safe_getdomainname(void)
61{ 61{
62/* The field domainname of struct utsname is Linux specific. */
63#if defined(__linux__) 62#if defined(__linux__)
63/* The field domainname of struct utsname is Linux specific. */
64 struct utsname uts; 64 struct utsname uts;
65 uname(&uts); 65 uname(&uts);
66 return xstrndup(!uts.domainname[0] ? "?" : uts.domainname, sizeof(uts.domainname)); 66 return xstrndup(!uts.domainname[0] ? "?" : uts.domainname, sizeof(uts.domainname));
67#else 67#else
68 return xstrdup("?"); 68 /* We really don't care about people with domain names wider than most screens */
69 char buf[256];
70 int r = getdomainname(buf, sizeof(buf));
71 buf[sizeof(buf)-1] = '\0';
72 return xstrdup(r < 0 ? "?" : buf);
69#endif 73#endif
70} 74}