TAB-TAB completion segfaulting with more than 2048 files fixed. (Rocco)

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@432 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -2,8 +2,13 @@ CVS code -
 - faq.html:
 	- Fix typos and small mistakes (Jordi).
 - files.c:
+  username_tab_completion()
+	- Added the (char *) sizeof when allocating memory for the filename
+	  array (Rocco).
   cwd_tab_completion()
 	- removed skipping . and .. when tabulating matches.
+	- Added the (char *) sizeof when allocating memory for the filename
+	  array (Rocco).
 - nano.c:
   main()
 	- Reorder the getopt options to be more or less alphabetical

files.c

@@ -688,8 +688,8 @@ char **username_tab_completion(char *buf, int *num_matches)
 	homedirs = (char **) NULL;
 	*num_matches = 0;
     }
-    matches = nmalloc(BUFSIZ);
-    homedirs = nmalloc(BUFSIZ);
+    matches = nmalloc(BUFSIZ * sizeof(char *));
+    homedirs = nmalloc(BUFSIZ * sizeof(char *));
     strcat(buf, "*");
     do {
 	i = 0;
@@ -757,7 +757,7 @@ char **cwd_tab_completion(char *buf, int *num_matches)
     DIR *dir;
     struct dirent *next;
 
-    matches = nmalloc(BUFSIZ);
+    matches = nmalloc(BUFSIZ * sizeof(char *));
 
     /* Stick a wildcard onto the buf, for later use */
     strcat(buf, "*");