Files
tmux/sort.c
nicm 3c3d9ce3a9 Break sorting out into a common file so formats and modes use the same
code. Also add -O for sorting to the list commands. From Dane Jensen in
GitHub issue 4813.
2026-02-02 10:08:30 +00:00

537 lines
11 KiB
C

/* $OpenBSD$ */
/*
* Copyright (c) 2026 Dane Jensen <dhcjensen@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
static struct sort_criteria *sort_criteria;
static void
sort_qsort(void *l, u_int len, u_int size, int (*cmp)(const void *, const void *),
struct sort_criteria *sort_crit)
{
u_int i;
void *tmp, **ll;
if (sort_crit->order == SORT_END)
return;
if (sort_crit->order == SORT_ORDER) {
if (sort_crit->reversed) {
ll = l;
for (i = 0; i < len / 2; i++) {
tmp = ll[i];
ll[i] = ll[len - 1 - i];
ll[len - 1 - i] = tmp;
}
}
} else {
sort_criteria = sort_crit;
qsort(l, len, size, cmp);
}
}
static int
sort_buffer_cmp(const void *a0, const void *b0)
{
struct sort_criteria *sort_crit = sort_criteria;
const struct paste_buffer *const *a = a0;
const struct paste_buffer *const *b = b0;
const struct paste_buffer *pa = *a;
const struct paste_buffer *pb = *b;
int result = 0;
switch (sort_crit->order) {
case SORT_NAME:
result = strcmp(pa->name, pb->name);
break;
case SORT_CREATION:
result = pa->order - pb->order;
break;
case SORT_SIZE:
result = pa->size - pb->size;
break;
case SORT_ACTIVITY:
case SORT_INDEX:
case SORT_ORDER:
case SORT_END:
break;
}
if (result == 0)
result = strcmp(pa->name, pb->name);
if (sort_crit->reversed)
result = -result;
return (result);
}
static int
sort_client_cmp(const void *a0, const void *b0)
{
struct sort_criteria *sort_crit = sort_criteria;
const struct client *const *a = a0;
const struct client *const *b = b0;
const struct client *ca = *a;
const struct client *cb = *b;
int result = 0;
switch (sort_crit->order) {
case SORT_NAME:
result = strcmp(ca->name, cb->name);
break;
case SORT_SIZE:
result = ca->tty.sx - cb->tty.sx;
if (result == 0)
result = ca->tty.sy - cb->tty.sy;
break;
case SORT_CREATION:
if (timercmp(&ca->creation_time, &cb->creation_time, >))
result = 1;
else if (timercmp(&ca->creation_time, &cb->creation_time, <))
result = -1;
break;
case SORT_ACTIVITY:
if (timercmp(&ca->activity_time, &cb->activity_time, >))
result = -1;
else if (timercmp(&ca->activity_time, &cb->activity_time, <))
result = 1;
break;
case SORT_INDEX:
case SORT_ORDER:
case SORT_END:
break;
}
if (result == 0)
result = strcmp(ca->name, cb->name);
if (sort_crit->reversed)
result = -result;
return (result);
}
static int
sort_session_cmp(const void *a0, const void *b0)
{
struct sort_criteria *sort_crit = sort_criteria;
const struct session *const *a = a0;
const struct session *const *b = b0;
const struct session *sa = *a;
const struct session *sb = *b;
int result = 0;
switch (sort_crit->order) {
case SORT_INDEX:
result = sa->id - sb->id;
break;
case SORT_CREATION:
if (timercmp(&sa->creation_time, &sb->creation_time, >)) {
result = 1;
break;
}
if (timercmp(&sa->creation_time, &sb->creation_time, <)) {
result = -1;
break;
}
break;
case SORT_ACTIVITY:
if (timercmp(&sa->activity_time, &sb->activity_time, >)) {
result = -1;
break;
}
if (timercmp(&sa->activity_time, &sb->activity_time, <)) {
result = 1;
break;
}
break;
case SORT_NAME:
result = strcmp(sa->name, sb->name);
break;
case SORT_ORDER:
case SORT_SIZE:
case SORT_END:
break;
}
if (result == 0)
result = strcmp(sa->name, sb->name);
if (sort_crit->reversed)
result = -result;
return (result);
}
static int
sort_pane_cmp(const void *a0, const void *b0)
{
struct sort_criteria *sort_crit = sort_criteria;
struct window_pane *a = *(struct window_pane **)a0;
struct window_pane *b = *(struct window_pane **)b0;
int result = 0;
u_int ai, bi;
switch (sort_crit->order) {
case SORT_ACTIVITY:
result = a->active_point - b->active_point;
break;
case SORT_CREATION:
result = a->id - b->id;
break;
case SORT_INDEX:
case SORT_NAME:
case SORT_ORDER:
case SORT_SIZE:
case SORT_END:
break;
}
if (result == 0) {
/*
* Panes don't have names, so use number order for any other
* sort field.
*/
window_pane_index(a, &ai);
window_pane_index(b, &bi);
result = ai - bi;
}
if (sort_crit->reversed)
result = -result;
return (result);
}
static int
sort_winlink_cmp(const void *a0, const void *b0)
{
struct sort_criteria *sort_crit = sort_criteria;
const struct winlink *const *a = a0;
const struct winlink *const *b = b0;
const struct winlink *wla = *a;
const struct winlink *wlb = *b;
struct window *wa = wla->window;
struct window *wb = wlb->window;
int result = 0;
switch (sort_crit->order) {
case SORT_INDEX:
result = wla->idx - wlb->idx;
break;
case SORT_ACTIVITY:
if (timercmp(&wa->activity_time, &wb->activity_time, >)) {
result = -1;
break;
}
if (timercmp(&wa->activity_time, &wb->activity_time, <)) {
result = 1;
break;
}
break;
case SORT_NAME:
result = strcmp(wa->name, wb->name);
break;
case SORT_CREATION:
case SORT_ORDER:
case SORT_SIZE:
case SORT_END:
break;
}
if (result == 0)
result = strcmp(wa->name, wb->name);
if (sort_crit->reversed)
result = -result;
return (result);
}
void
sort_next_order(struct sort_criteria *sort_crit)
{
u_int i;
if (sort_crit->order_seq == NULL)
return;
for (i = 0; sort_crit->order_seq[i] != SORT_END; i++) {
if (sort_crit->order == sort_crit->order_seq[i])
break;
}
if (sort_crit->order_seq[i] == SORT_END)
i = 0;
else {
i++;
if (sort_crit->order_seq[i] == SORT_END)
i = 0;
}
sort_crit->order = sort_crit->order_seq[i];
}
enum sort_order
sort_order_from_string(const char* order)
{
if (order != NULL) {
if (strcasecmp(order, "activity") == 0)
return (SORT_ACTIVITY);
if (strcasecmp(order, "creation") == 0)
return (SORT_CREATION);
if (strcasecmp(order, "index") == 0)
return (SORT_INDEX);
if (strcasecmp(order, "name") == 0)
return (SORT_NAME);
if (strcasecmp(order, "order") == 0)
return (SORT_ORDER);
if (strcasecmp(order, "size") == 0)
return (SORT_SIZE);
}
return (SORT_END);
}
const char *
sort_order_to_string(enum sort_order order)
{
if (order == SORT_ACTIVITY)
return "activity";
if (order == SORT_CREATION)
return "creation";
if (order == SORT_INDEX)
return "index";
if (order == SORT_NAME)
return "name";
if (order == SORT_ORDER)
return "order";
if (order == SORT_SIZE)
return "size";
return (NULL);
}
int
sort_would_window_tree_swap(struct sort_criteria *sort_crit,
struct winlink *wla, struct winlink *wlb)
{
if (sort_crit->order == SORT_INDEX)
return (0);
sort_criteria = sort_crit;
return (sort_winlink_cmp(&wla, &wlb) != 0);
}
struct paste_buffer **
sort_get_buffers(u_int *n, struct sort_criteria *sort_crit)
{
struct paste_buffer *pb = NULL;
u_int i;
static struct paste_buffer **l = NULL;
static u_int lsz = 0;
i = 0;
while ((pb = paste_walk(pb)) != NULL) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = pb;
}
sort_qsort(l, i, sizeof *l, sort_buffer_cmp, sort_crit);
*n = i;
return (l);
}
struct client **
sort_get_clients(u_int *n, struct sort_criteria *sort_crit)
{
struct client *c;
u_int i;
static struct client **l = NULL;
static u_int lsz = 0;
i = 0;
TAILQ_FOREACH(c, &clients, entry) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = c;
}
sort_qsort(l, i, sizeof *l, sort_client_cmp, sort_crit);
*n = i;
return (l);
}
struct session **
sort_get_sessions(u_int *n, struct sort_criteria *sort_crit)
{
struct session *s;
u_int i;
static struct session **l = NULL;
static u_int lsz = 0;
i = 0;
RB_FOREACH(s, sessions, &sessions) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = s;
}
sort_qsort(l, i, sizeof *l, sort_session_cmp, sort_crit);
*n = i;
return (l);
}
struct window_pane **
sort_get_panes(u_int *n, struct sort_criteria *sort_crit)
{
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp;
u_int i;
static struct window_pane **l = NULL;
static u_int lsz = 0;
i = 0;
RB_FOREACH(s, sessions, &sessions) {
RB_FOREACH(wl, winlinks, &s->windows) {
w = wl->window;
TAILQ_FOREACH(wp, &w->panes, entry) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = wp;
}
}
}
sort_qsort(l, i, sizeof *l, sort_pane_cmp, sort_crit);
*n = i;
return (l);
}
struct window_pane **
sort_get_panes_session(struct session *s, u_int *n,
struct sort_criteria *sort_crit)
{
struct winlink *wl = NULL;
struct window *w = NULL;
struct window_pane *wp = NULL;
u_int i;
static struct window_pane **l = NULL;
static u_int lsz = 0;
i = 0;
RB_FOREACH(wl, winlinks, &s->windows) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = wp;
}
}
sort_qsort(l, i, sizeof *l, sort_pane_cmp, sort_crit);
*n = i;
return (l);
}
struct window_pane **
sort_get_panes_window(struct window *w, u_int *n,
struct sort_criteria *sort_crit)
{
struct window_pane *wp;
u_int i;
static struct window_pane **l = NULL;
static u_int lsz = 0;
i = 0;
TAILQ_FOREACH(wp, &w->panes, entry) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = wp;
}
sort_qsort(l, i, sizeof *l, sort_pane_cmp, sort_crit);
*n = i;
return (l);
}
struct winlink **
sort_get_winlinks(u_int *n, struct sort_criteria *sort_crit)
{
struct session *s;
struct winlink *wl;
u_int i;
static struct winlink **l = NULL;
static u_int lsz = 0;
i = 0;
RB_FOREACH(s, sessions, &sessions) {
RB_FOREACH(wl, winlinks, &s->windows) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = wl;
}
}
sort_qsort(l, i, sizeof *l, sort_winlink_cmp, sort_crit);
*n = i;
return (l);
}
struct winlink **
sort_get_winlinks_session(struct session *s, u_int *n,
struct sort_criteria *sort_crit)
{
struct winlink *wl;
u_int i;
static struct winlink **l = NULL;
static u_int lsz = 0;
i = 0;
RB_FOREACH(wl, winlinks, &s->windows) {
if (lsz <= i) {
lsz += 100;
l = xreallocarray(l, lsz, sizeof *l);
}
l[i++] = wl;
}
sort_qsort(l, i, sizeof *l, sort_winlink_cmp, sort_crit);
*n = i;
return (l);
}