Increase default history-length from 30 to 100

Ref: http://lists.gnu.org/archive/html/emacs-devel/2014-01/msg02008.html

* lisp/cus-start.el (history-length): Bump :version.

* src/minibuf.c (history-length): Increase default from 30 to 100.

2 files changed, 5 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index c491119041f..c3af54910a2 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2014-03-21  Glenn Morris  <rgm@gnu.org>
+
+        * minibuf.c (history-length): Increase default from 30 to 100.
+
 2014-03-21  Daniel Colascione  <dancol@dancol.org>
 
         * xterm.c (x_bitmap_icon): Stop reading the icon bitmap from disk
diff --git a/src/minibuf.c b/src/minibuf.c
index f325381d1ca..8b742cf88ca 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1967,7 +1967,7 @@ A value of t means no truncation.
 This variable only affects history lists that don't specify their own
 maximum lengths.  Setting the `history-length' property of a history
 variable overrides this default.  */);
-  XSETFASTINT (Vhistory_length, 30);
+  XSETFASTINT (Vhistory_length, 100);
 
   DEFVAR_BOOL ("history-delete-duplicates", history_delete_duplicates,
                doc: /* Non-nil means to delete duplicates in history.