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apply autostart patch from dwm

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https://dwm.suckless.org/patches/cool_autostart/
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Leonardo Hernández Hernández 2022-02-09 07:02:47 -06:00 committed by Leonardo Hernández Hernández
parent 09d177c13a
commit bfa2cbb848
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GPG key ID: E538897EE11B9624
2 changed files with 60 additions and 5 deletions
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6
config.def.h
View file

@ -108,6 +108,12 @@ LIBINPUT_CONFIG_TAP_MAP_LMR -- 1/2/3 finger tap maps to left/middle/right
*/
static const enum libinput_config_tap_button_map button_map = LIBINPUT_CONFIG_TAP_MAP_LRM;
/* Autostart */
static const char *const autostart[] = {
"sh", "-c", "swaybg --image /xap/local/background", NULL,
NULL /* terminate */
};
/* If you want to use the windows key for MODKEY, use WLR_MODIFIER_LOGO */
#define MODKEY WLR_MODIFIER_ALT

59
dwl.c
View file

@ -254,6 +254,7 @@ static void arrange(Monitor *m);
static void arrangelayer(Monitor *m, struct wl_list *list,
struct wlr_box *usable_area, int exclusive);
static void arrangelayers(Monitor *m);
static void autostartexec(void);
static void axisnotify(struct wl_listener *listener, void *data);
static void buttonpress(struct wl_listener *listener, void *data);
static void checkconstraintregion(void);
@ -435,6 +436,9 @@ static xcb_atom_t netatom[NetLast];
/* attempt to encapsulate suck into one file */
#include "client.h"
static pid_t *autostart_pids;
static size_t autostart_len;
/* function implementations */
void
applybounds(Client *c, struct wlr_box *bbox)
@ -453,6 +457,27 @@ applybounds(Client *c, struct wlr_box *bbox)
c->geom.y = bbox->y;
}
void
autostartexec(void) {
const char *const *p;
size_t i = 0;
/* count entries */
for (p = autostart; *p; autostart_len++, p++)
while (*++p);
autostart_pids = calloc(autostart_len, sizeof(pid_t));
for (p = autostart; *p; i++, p++) {
if ((autostart_pids[i] = fork()) == 0) {
setsid();
execvp(*p, (char *const *)p);
die("dwl: execvp %s failed:", *p);
}
/* skip arguments */
while (*++p);
}
}
void
applyrules(Client *c)
{
@ -704,11 +729,21 @@ checkidleinhibitor(struct wlr_surface *exclude)
void
cleanup(void)
{
size_t i;
#ifdef XWAYLAND
wlr_xwayland_destroy(xwayland);
xwayland = NULL;
#endif
wl_display_destroy_clients(dpy);
/* kill child processes */
for (i = 0; i < autostart_len; i++) {
if (0 < autostart_pids[i]) {
kill(autostart_pids[i], SIGTERM);
waitpid(autostart_pids[i], NULL, 0);
}
}
if (child_pid > 0) {
kill(child_pid, SIGTERM);
waitpid(child_pid, NULL, 0);
@ -1569,18 +1604,31 @@ void
handlesig(int signo)
{
if (signo == SIGCHLD) {
#ifdef XWAYLAND
siginfo_t in;
/* wlroots expects to reap the XWayland process itself, so we
* use WNOWAIT to keep the child waitable until we know it's not
* XWayland.
*/
while (!waitid(P_ALL, 0, &in, WEXITED|WNOHANG|WNOWAIT) && in.si_pid
&& (!xwayland || in.si_pid != xwayland->server->pid))
waitpid(in.si_pid, NULL, 0);
#else
while (waitpid(-1, NULL, WNOHANG) > 0);
#ifdef XWAYLAND
&& (!xwayland || in.si_pid != xwayland->server->pid)
#endif
) {
pid_t *p, *lim;
waitpid(in.si_pid, NULL, 0);
if (in.si_pid == child_pid)
child_pid = -1;
if (!(p = autostart_pids))
continue;
lim = &p[autostart_len];
for (; p < lim; p++) {
if (*p == in.si_pid) {
*p = -1;
break;
}
}
}
} else if (signo == SIGINT || signo == SIGTERM) {
quit(NULL);
}
@ -2276,6 +2324,7 @@ run(char *startup_cmd)
die("startup: backend_start");
/* Now that the socket exists and the backend is started, run the startup command */
autostartexec();
if (startup_cmd) {
int piperw[2];
if (pipe(piperw) < 0)