NeoMutt  2021-02-05-329-g9e03b7
Teaching an old dog new tricks
mutt_history.c File Reference

Read/write command history from/to a file. More...

#include "config.h"
#include <stdio.h>
#include "mutt/lib.h"
#include "config/lib.h"
#include "core/lib.h"
#include "mutt_history.h"
#include "history/lib.h"
+ Include dependency graph for mutt_history.c:

Go to the source code of this file.


void mutt_hist_complete (char *buf, size_t buflen, enum HistoryClass hclass)
 Complete a string from a history list. More...
int mutt_hist_observer (struct NotifyCallback *nc)
 Listen for config changes affecting the history - Implements observer_t. More...

Detailed Description

Read/write command history from/to a file.

  • Michael R. Elkins

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see

Definition in file mutt_history.c.

Function Documentation

◆ mutt_hist_complete()

void mutt_hist_complete ( char *  buf,
size_t  buflen,
enum HistoryClass  hclass 

Complete a string from a history list.

bufBuffer in which to save string
buflenBuffer length
hclassHistory list to use

Definition at line 43 of file mutt_history.c.

44 {
45  const short c_history = cs_subset_number(NeoMutt->sub, "history");
46  char **matches = mutt_mem_calloc(c_history, sizeof(char *));
47  int match_count = mutt_hist_search(buf, hclass, matches);
48  if (match_count)
49  {
50  if (match_count == 1)
51  mutt_str_copy(buf, matches[0], buflen);
52  else
53  dlg_select_history(buf, buflen, matches, match_count);
54  }
55  FREE(&matches);
56 }
void * mutt_mem_calloc(size_t nmemb, size_t size)
Allocate zeroed memory on the heap.
Definition: memory.c:50
short cs_subset_number(const struct ConfigSubset *sub, const char *name)
Get a number config item by name.
Definition: helpers.c:159
Container for Accounts, Notifications.
Definition: neomutt.h:36
int mutt_hist_search(const char *search_buf, enum HistoryClass hclass, char **matches)
Find matches in a history list.
Definition: history.c:412
size_t mutt_str_copy(char *dest, const char *src, size_t dsize)
Copy a string into a buffer (guaranteeing NUL-termination)
Definition: string.c:716
#define FREE(x)
Definition: memory.h:40
struct ConfigSubset * sub
Inherited config items.
Definition: neomutt.h:39
void dlg_select_history(char *buf, size_t buflen, char **matches, int match_count)
Select an item from a history list.
Definition: dlghistory.c:95
+ Here is the call graph for this function:
+ Here is the caller graph for this function:

◆ mutt_hist_observer()

int mutt_hist_observer ( struct NotifyCallback nc)

Listen for config changes affecting the history - Implements observer_t.

Definition at line 61 of file mutt_history.c.

62 {
63  if (!nc->event_data)
64  return -1;
65  if (nc->event_type != NT_CONFIG)
66  return 0;
68  struct EventConfig *ec = nc->event_data;
70  if (!mutt_str_equal(ec->name, "history"))
71  return 0;
74  return 0;
75 }
bool mutt_str_equal(const char *a, const char *b)
Compare two strings.
Definition: string.c:871
A config-change event.
Definition: subset.h:70
enum NotifyType event_type
Send: Event type, e.g. NT_ACCOUNT.
Definition: observer.h:42
void mutt_hist_init(void)
Create a set of empty History ring buffers.
Definition: history.c:468
void * event_data
Data from notify_send()
Definition: observer.h:44
Config has changed, NotifyConfig, EventConfig.
Definition: notify_type.h:41
const char * name
Name of config item that changed.
Definition: subset.h:73
+ Here is the call graph for this function:
+ Here is the caller graph for this function: