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#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <wlr/util/log.h>
#include "rootston/bindings.h"
#include "rootston/view.h"
static bool outputs_enabled = true;
static const char exec_prefix[] = "exec ";
static void double_fork_shell_cmd(const char *shell_cmd) {
pid_t pid = fork();
if (pid < 0) {
wlr_log(WLR_ERROR, "cannot execute binding command: fork() failed");
return;
}
if (pid == 0) {
pid = fork();
if (pid == 0) {
execl("/bin/sh", "/bin/sh", "-c", shell_cmd, NULL);
_exit(EXIT_FAILURE);
} else {
_exit(pid == -1);
}
}
int status;
while (waitpid(pid, &status, 0) < 0) {
if (errno == EINTR) {
continue;
}
wlr_log_errno(WLR_ERROR, "waitpid() on first child failed");
return;
}
if (WIFEXITED(status) && WEXITSTATUS(status) == 0) {
return;
}
wlr_log(WLR_ERROR, "first child failed to fork command");
}
void execute_binding_command(struct roots_seat *seat,
struct roots_input *input, const char *command) {
if (strcmp(command, "exit") == 0) {
wl_display_terminate(input->server->wl_display);
} else if (strcmp(command, "close") == 0) {
struct roots_view *focus = roots_seat_get_focus(seat);
if (focus != NULL) {
view_close(focus);
}
} else if (strcmp(command, "fullscreen") == 0) {
struct roots_view *focus = roots_seat_get_focus(seat);
if (focus != NULL) {
bool is_fullscreen = focus->fullscreen_output != NULL;
view_set_fullscreen(focus, !is_fullscreen, NULL);
}
} else if (strcmp(command, "next_window") == 0) {
roots_seat_cycle_focus(seat);
} else if (strcmp(command, "alpha") == 0) {
struct roots_view *focus = roots_seat_get_focus(seat);
if (focus != NULL) {
view_cycle_alpha(focus);
}
} else if (strncmp(exec_prefix, command, strlen(exec_prefix)) == 0) {
const char *shell_cmd = command + strlen(exec_prefix);
double_fork_shell_cmd(shell_cmd);
} else if (strcmp(command, "maximize") == 0) {
struct roots_view *focus = roots_seat_get_focus(seat);
if (focus != NULL) {
view_maximize(focus, !focus->maximized);
}
} else if (strcmp(command, "nop") == 0) {
wlr_log(WLR_DEBUG, "nop command");
} else if (strcmp(command, "toggle_outputs") == 0) {
outputs_enabled = !outputs_enabled;
struct roots_output *output;
wl_list_for_each(output, &input->server->desktop->outputs, link) {
wlr_output_enable(output->wlr_output, outputs_enabled);
}
} else if (strcmp(command, "toggle_decoration_mode") == 0) {
struct roots_view *focus = roots_seat_get_focus(seat);
if (focus != NULL && focus->type == ROOTS_XDG_SHELL_VIEW) {
struct roots_xdg_surface *xdg_surface =
roots_xdg_surface_from_view(focus);
struct roots_xdg_toplevel_decoration *decoration =
xdg_surface->xdg_toplevel_decoration;
if (decoration != NULL) {
enum wlr_xdg_toplevel_decoration_v1_mode mode =
decoration->wlr_decoration->current_mode;
mode = mode == WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE
? WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE
: WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE;
wlr_xdg_toplevel_decoration_v1_set_mode(
decoration->wlr_decoration, mode);
}
}
} else if (strcmp(command, "break_pointer_constraint") == 0) {
struct wl_list *list = &input->seats;
struct roots_seat *seat;
wl_list_for_each(seat, list, link) {
roots_cursor_constrain(seat->cursor, NULL, NAN, NAN);
}
} else {
wlr_log(WLR_ERROR, "unknown binding command: %s", command);
}
}
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