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-rw-r--r--kerberosIV/src/appl/ftp/ftp/ruserpass.c2
-rw-r--r--kerberosIV/src/lib/kafs/common.c2
-rw-r--r--kerberosIV/src/lib/roken/glob.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/kerberosIV/src/appl/ftp/ftp/ruserpass.c b/kerberosIV/src/appl/ftp/ftp/ruserpass.c
index f88d9bf5aa6..81c45785b88 100644
--- a/kerberosIV/src/appl/ftp/ftp/ruserpass.c
+++ b/kerberosIV/src/appl/ftp/ftp/ruserpass.c
@@ -114,7 +114,7 @@ ruserpass(char *host, char **aname, char **apass, char **aacct)
hdir = getenv("HOME");
if (hdir == NULL)
- hdir = ".";
+ return (0);
snprintf(buf, sizeof(buf), "%s/.netrc", hdir);
cfile = fopen(buf, "r");
if (cfile == NULL) {
diff --git a/kerberosIV/src/lib/kafs/common.c b/kerberosIV/src/lib/kafs/common.c
index d4ef88d282d..3a8145c584e 100644
--- a/kerberosIV/src/lib/kafs/common.c
+++ b/kerberosIV/src/lib/kafs/common.c
@@ -232,7 +232,7 @@ _kafs_afslog_all_local_cells(kafs_data *data, uid_t uid, const char *homedir)
if (homedir == NULL)
homedir = getenv("HOME");
- if (homedir != NULL) {
+ if (homedir != NULL && *homedir != '\0') {
char home[MaxPathLen];
snprintf(home, sizeof(home), "%s/.TheseCells", homedir);
find_cells(home, &cells, &index);
diff --git a/kerberosIV/src/lib/roken/glob.c b/kerberosIV/src/lib/roken/glob.c
index 66e8ec6db8c..8f53e56416d 100644
--- a/kerberosIV/src/lib/roken/glob.c
+++ b/kerberosIV/src/lib/roken/glob.c
@@ -363,7 +363,7 @@ globtilde(const Char *pattern, Char *patbuf, glob_t *pglob)
* handle a plain ~ or ~/ by expanding $HOME
* first and then trying the password file
*/
- if ((h = getenv("HOME")) == NULL) {
+ if ((h = getenv("HOME")) == NULL || *h == '\0') {
if ((pwd = k_getpwuid(getuid())) == NULL)
return pattern;
else