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1999-05-09 Mark Kettenis <kettenis@gnu.org>

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* hurd/get-host.c (_hurd_get_host_config): Return an empty value 
if the file is empty.
This commit is contained in:
Roland McGrath 1999-05-09 10:40:36 +00:00
parent d656c8cbfe
commit dcc7b756c2
1 changed files with 8 additions and 0 deletions
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8
hurd/get-host.c
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@ -63,6 +63,14 @@ _hurd_get_host_config (const char *item, char *buf, size_t buflen)
__vm_deallocate (__mach_task_self (), (vm_address_t) data, nread);
}
/* If the file is empty, give an empty value. */
if (nread == 0)
{
if (buflen != 0)
*buf = '\0';
return 0;
}
/* Remove newlines in case someone wrote the file by hand. */
while (buf[nread - 1] == '\n')
buf[--nread] = '\0';