Don't fail on NULL 'prefix' pointers.

SixPlusSeven · Nov 19, 2019 · e69e34c · e69e34c
1 parent ed32e61
commit e69e34c
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/src/utility/files.C b/src/utility/files.C
@@ -360,6 +360,9 @@ AS_UTL_makeReadOnly(const char *prefix, char separator, const char *suffix) {
   char         path[FILENAME_MAX];
   struct stat  s;
 
+  if (prefix == NULL)
+    return(false);
+
   if (suffix)
     snprintf(path, FILENAME_MAX, "%s%c%s", prefix, separator, suffix);
   else
@@ -387,6 +390,9 @@ AS_UTL_makeWritable(const char *prefix, char separator, const char *suffix) {
   char         path[FILENAME_MAX];
   struct stat  s;
 
+  if (prefix == NULL)
+    return(false);
+
   if (suffix)
     snprintf(path, FILENAME_MAX, "%s%c%s", prefix, separator, suffix);
   else
@@ -417,6 +423,9 @@ pathExists(const char *prefix, char separator, const char *suffix) {
   struct stat  s;
   char   path[FILENAME_MAX];
 
+  if (prefix == NULL)
+    return(false);
+
   if (suffix)
     snprintf(path, FILENAME_MAX, "%s%c%s", prefix, separator, suffix);
   else
@@ -436,6 +445,9 @@ fileExists(const char *prefix, char separator, const char *suffix,
   struct stat  s;
   char   path[FILENAME_MAX];
 
+  if (prefix == NULL)
+    return(false);
+
   if (suffix)
     snprintf(path, FILENAME_MAX, "%s%c%s", prefix, separator, suffix);
   else
@@ -463,6 +475,9 @@ directoryExists(const char *prefix, char separator, const char *suffix) {
   struct stat  s;
   char   path[FILENAME_MAX];
 
+  if (prefix == NULL)
+    return(false);
+
   if (suffix)
     snprintf(path, FILENAME_MAX, "%s%c%s", prefix, separator, suffix);
   else