From 28e9d3afc9d8a091206490c02a9f2999850aa9dd Mon Sep 17 00:00:00 2001
From: Walter Doekes <walter+asterisk@wjd.nu>
Date: Thu, 22 Aug 2013 12:28:33 +0000
Subject: [PATCH] Don't store repeated commands in the editline history buffer.
The equivalent of bash HISTCONTROL=ignoredups.
Review: https://reviewboard.asterisk.org/r/2775/
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@397415 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/asterisk.c | 17 ++++++++++++++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/main/asterisk.c b/main/asterisk.c
index d6a454e8b5..9599931470 100644
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -3021,12 +3021,23 @@ static int ast_el_initialize(void)
static int ast_el_add_history(char *buf)
{
HistEvent ev;
+ char *stripped_buf;
- if (el_hist == NULL || el == NULL)
+ if (el_hist == NULL || el == NULL) {
ast_el_initialize();
- if (strlen(buf) > (MAX_HISTORY_COMMAND_LENGTH - 1))
+ }
+ if (strlen(buf) > (MAX_HISTORY_COMMAND_LENGTH - 1)) {
return 0;
- return (history(el_hist, &ev, H_ENTER, ast_strip(ast_strdupa(buf))));
+ }
+
+ stripped_buf = ast_strip(ast_strdupa(buf));
+
+ /* HISTCONTROL=ignoredups */
+ if (!history(el_hist, &ev, H_FIRST) && strcmp(ev.str, stripped_buf) == 0) {
+ return 0;
+ }
+
+ return history(el_hist, &ev, H_ENTER, stripped_buf);
}
static int ast_el_write_history(char *filename)
--
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