Add wmenu-run executable

wmenu-run.c

@@ -0,0 +1,70 @@
+#define _POSIX_C_SOURCE 200809L
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "menu.h"
+#include "wayland.h"
+#include "xdg-activation-v1-client-protocol.h"
+
+static void read_items(struct menu *menu) {
+	char buf[sizeof menu->input];
+	while (fgets(buf, sizeof buf, stdin)) {
+		char *p = strchr(buf, '\n');
+		if (p) {
+			*p = '\0';
+		}
+		menu_add_item(menu, strdup(buf));
+	}
+}
+
+struct executable {
+	struct menu *menu;
+	char *name;
+};
+
+static void activation_token_done(void *data, struct xdg_activation_token_v1 *activation_token,
+	const char *token) {
+	struct executable *exe = data;
+	xdg_activation_token_v1_destroy(activation_token);
+	menu_destroy(exe->menu);
+
+	setenv("XDG_ACTIVATION_TOKEN", token, true);
+	execlp(exe->name, exe->name, NULL);
+
+	fprintf(stderr, "Failed to execute selection: %s\n", strerror(errno));
+	free(exe->name);
+	free(exe);
+	exit(EXIT_FAILURE);
+}
+
+static const struct xdg_activation_token_v1_listener activation_token_listener = {
+	.done = activation_token_done,
+};
+
+static void exec(struct menu *menu) {
+	if (!menu->sel) {
+		return;
+	}
+
+	struct executable *exe = calloc(1, sizeof(struct executable));
+	exe->menu = menu;
+	exe->name = strdup(menu->sel->text);
+
+	struct xdg_activation_v1 *activation = context_get_xdg_activation(menu->context);
+	struct xdg_activation_token_v1 *activation_token = xdg_activation_v1_get_activation_token(activation);
+	xdg_activation_token_v1_set_surface(activation_token, context_get_surface(menu->context));
+	xdg_activation_token_v1_add_listener(activation_token, &activation_token_listener, exe);
+	xdg_activation_token_v1_commit(activation_token);
+}
+
+int main(int argc, char *argv[]) {
+	struct menu *menu = menu_create();
+	menu->callback = exec;
+	menu_getopts(menu, argc, argv);
+	read_items(menu);
+	int status = menu_run(menu);
+	menu_destroy(menu);
+	return status;
+}