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-rw-r--r--nis/nis_subr.c44
1 files changed, 27 insertions, 17 deletions
diff --git a/nis/nis_subr.c b/nis/nis_subr.c
index 780c27f7b5..fcd1903638 100644
--- a/nis/nis_subr.c
+++ b/nis/nis_subr.c
@@ -116,8 +116,7 @@ nis_getnames (const_nis_name name)
nis_name *getnames = NULL;
char local_domain[NIS_MAXNAMELEN + 1];
char *path, *cp;
- int count, pos;
-
+ int count, pos, have_point;
strncpy (local_domain, nis_local_directory (), NIS_MAXNAMELEN);
local_domain[NIS_MAXNAMELEN] = '\0';
@@ -146,6 +145,8 @@ nis_getnames (const_nis_name name)
else
path = strdupa (path);
+ have_point = (strchr (name, '.') != NULL);
+
pos = 0;
cp = strtok (path, ":");
@@ -156,7 +157,7 @@ nis_getnames (const_nis_name name)
char *cptr = local_domain;
char *tmp;
- while (count_dots (cptr) >= 2)
+ while ((have_point && *cptr != '\0') || (count_dots (cptr) >= 2))
{
if (pos >= count)
{
@@ -171,13 +172,18 @@ nis_getnames (const_nis_name name)
getnames[pos] = tmp;
tmp = stpcpy (tmp, name);
*tmp++ = '.';
- stpcpy (tmp, cptr);
+ if (cptr[1] != '\0')
+ stpcpy (tmp, cptr);
+ else
+ ++cptr;
++pos;
- while (*cptr != '.')
+ while (*cptr != '.' && *cptr != '\0')
+ ++cptr;
+ if (cptr[0] != '\0' && cptr[1] != '\0')
+ /* If we have only ".", don't remove the "." */
++cptr;
- ++cptr;
}
}
else
@@ -186,31 +192,35 @@ nis_getnames (const_nis_name name)
if (cp[strlen (cp) - 1] == '$')
{
+ char *p;
+
tmp = malloc (strlen (cp) + strlen (local_domain) +
strlen (name) + 2);
if (tmp == NULL)
return NULL;
- tmp = stpcpy (tmp, name);
- *tmp++ = '.';
- tmp = stpcpy (tmp, cp);
- --tmp;
- if (tmp[-1] != '.')
- *tmp++ = '.';
- stpcpy (tmp, local_domain);
+ p = stpcpy (tmp, name);
+ *p++ = '.';
+ p = stpcpy (p, cp);
+ --p;
+ if (p[-1] != '.')
+ *p++ = '.';
+ stpcpy (p, local_domain);
}
else
{
+ char *p;
+
tmp = malloc (strlen (cp) + strlen (name) + 2);
if (tmp == NULL)
return NULL;
- tmp = stpcpy (tmp, name);
- *tmp++ = '.';
- stpcpy (tmp, cp);
+ p = stpcpy (tmp, name);
+ *p++ = '.';
+ stpcpy (p, cp);
}
- if (pos > count)
+ if (pos >= count)
{
count += 5;
getnames = realloc (getnames, (count + 1) * sizeof (char *));