Limiting the number of loaded items in the positions history.

(So that most likely not more than two hundred plus a handful
will be written out.  This was the easiest to implement.)

See https://lists.gnu.org/archive/html/nano-devel/2016-01/msg00050.html.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5571 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

diff --git a/ChangeLog b/ChangeLog
index a2ca9bf9bcbe55fddd94f069cb787f7c4a3c7ccc..a85785903e25c4322504d3cbdc3e8b277dc89940 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 2016-01-17  Benno Schulenberg  <bensberg@justemail.net>
        * src/global.c: Fix typo in #ifndef symbol.  Reported by Frank.
        * doc/syntax/nanorc.nanorc: Remove '+' as only one menu is allowed.
+       * src/files.c (load_poshistory): Limit the number of loaded items.
 
 2016-01-17  Mike Frysinger  <vapier@gentoo.org>
        * doc/syntax/nanorc.nanorc: Allow inline comments with key bindings.

diff --git a/src/files.c b/src/files.c
index b324f6aedb467ae71a9f5708bc3b953a9ffef460..a2104ada9baf3f1dd97b44c76593fe7c0ba957ef 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -3245,7 +3245,7 @@ void load_poshistory(void)
     } else {
        char *line = NULL, *lineptr, *xptr;
        size_t buf_len = 0;
-       ssize_t read;
+       ssize_t read, count = 0;
        poshiststruct *record_ptr = NULL, *newrecord;
 
        /* Read and parse each line, and store the extracted data. */
@@ -3271,6 +3271,10 @@ void load_poshistory(void)
                record_ptr->next = newrecord;
 
            record_ptr = newrecord;
+
+           /* Impose a limit, so the file will not grow indefinitely. */
+           if (++count > 200)
+               position_history = position_history->next;
        }
        fclose(hist);
        free(line);