Use the KRB5_KTNAME environment variable to override the default

location of the keytab.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@5826 dc483132-0cff-0310-8789-dd5450dbe970

2 files changed, 19 insertions, 6 deletions

diff --git a/src/lib/krb5/os/ChangeLog b/src/lib/krb5/os/ChangeLog
index cee01f0fa..bbb38acd8 100644
--- a/src/lib/krb5/os/ChangeLog
+++ b/src/lib/krb5/os/ChangeLog
@@ -1,9 +1,14 @@
-
 Tue May 16 10:33:03 EDT 1995	Paul Park	(pjpark@mit.edu)
 	* gmt_mktime.c	- Use the actual year instead of the number of years
 			  since 1900 when determining if a year has a leapday.
 			  Makes dates after February in the year 2000 correct.
 
+Mon May 15 05:08:05 1995    <tytso@rsx-11.mit.edu>
+
+	* ktdefname.c (krb5_kt_default_name): Use the KRB5_KTNAME
+		environment variable to override the default location of
+		the keytab.
+
 Mon May  8 22:19:23 1995  Ezra Peisach  <epeisach@kangaroo.mit.edu>
 
 	* read_pwd.c (krb5_read_password): use volatile on all
diff --git a/src/lib/krb5/os/ktdefname.c b/src/lib/krb5/os/ktdefname.c
index d6321eb46..fdb685b20 100644
--- a/src/lib/krb5/os/ktdefname.c
+++ b/src/lib/krb5/os/ktdefname.c
@@ -34,10 +34,18 @@ krb5_kt_default_name(context, name, namesize)
     char *name;
     int namesize;
 {
-    strncpy(name, krb5_defkeyname, namesize);
-    if ((size_t) namesize < strlen(krb5_defkeyname))
-	return KRB5_CONFIG_NOTENUFSPACE;
-    else
-	return 0;
+    char *cp;
+
+    cp = getenv("KRB5_KTNAME");
+    if (cp) {
+	strncpy(name, cp, namesize);
+	if (strlen(cp) >= namesize)
+	    return KRB5_CONFIG_NOTENUFSPACE;
+    } else {
+	strncpy(name, krb5_defkeyname, namesize);
+	if ((size_t) namesize < strlen(krb5_defkeyname))
+	    return KRB5_CONFIG_NOTENUFSPACE;
+    }
+    return 0;
 }