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Fix build on old libc that does not define _SC_HOST_NAME_MAX

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Bionic (Android's libc) only added that symbol in Nov 2014, can't find
in which NDK release it got released.
This commit is contained in:
Xavier Claessens 2019-11-15 10:28:44 -05:00
parent b8f4c3596c
commit de79958295
1 changed files with 6 additions and 2 deletions
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8
glib/gutils.c
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@ -993,6 +993,7 @@ g_get_host_name (void)
const gsize size_large = (gsize) 256 * 256;
gchar *tmp;
#ifdef _SC_HOST_NAME_MAX
max = sysconf (_SC_HOST_NAME_MAX);
if (max > 0 && max <= G_MAXSIZE - 1)
size = (gsize) max + 1;
@ -1001,8 +1002,11 @@ g_get_host_name (void)
size = HOST_NAME_MAX + 1;
#else
size = _POSIX_HOST_NAME_MAX + 1;
#endif
#endif /* HOST_NAME_MAX */
#else
/* Fallback to some reasonable value */
size = 256;
#endif /* _SC_HOST_NAME_MAX */
tmp = g_malloc (size);
failed = (gethostname (tmp, size) == -1);
if (failed && size < size_large)