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1999-05-09 Mark Kettenis <kettenis@gnu.org>
author
Roland McGrath
<roland@gnu.org>
Sun, 9 May 1999 10:40:36 +0000
(10:40 +0000)
committer
Roland McGrath
<roland@gnu.org>
Sun, 9 May 1999 10:40:36 +0000
(10:40 +0000)
* hurd/get-host.c (_hurd_get_host_config): Return an empty value
if the file is empty.
hurd/get-host.c
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diff --git
a/hurd/get-host.c
b/hurd/get-host.c
index
f3672ea
..
7c55afa
100644
(file)
--- a/
hurd/get-host.c
+++ b/
hurd/get-host.c
@@
-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';