--- /dev/null
+#include <tools/ccanlint/ccanlint.h>
+#include <tools/tools.h>
+#include <ccan/talloc/talloc.h>
+#include <ccan/str/str.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <err.h>
+#include <string.h>
+#include <ctype.h>
+
+static char *add_dep(char *sofar, struct manifest *m, const char *dep)
+{
+ char *dir;
+ struct stat st;
+ struct ccan_file *f;
+
+ dir = talloc_asprintf(m, "../%s", dep);
+ if (stat(dir, &st) != 0) {
+ return talloc_asprintf_append(sofar,
+ "ccan/%s: expected it in"
+ " directory %s\n",
+ dep, dir);
+ }
+
+ f = new_ccan_file(m, dir);
+ list_add_tail(&m->dep_dirs, &f->list);
+ return sofar;
+}
+
+static void *check_depends_exist(struct manifest *m)
+{
+ unsigned int i;
+ char *report = NULL;
+ char **deps;
+
+ if (safe_mode)
+ deps = get_safe_ccan_deps(m, "..", m->basename, true,
+ &m->info_file->compiled);
+ else
+ deps = get_deps(m, "..", m->basename, true,
+ &m->info_file->compiled);
+
+ for (i = 0; deps[i]; i++) {
+ if (!strstarts(deps[i], "ccan/"))
+ continue;
+
+ report = add_dep(report, m, deps[i] + strlen("ccan/"));
+ }
+ return report;
+}
+
+static const char *describe_depends_exist(struct manifest *m,
+ void *check_result)
+{
+ return talloc_asprintf(check_result,
+ "The following dependencies are are expected:\n"
+ "%s", (char *)check_result);
+}
+
+struct ccanlint depends_exist = {
+ .name = "CCAN dependencies are present",
+ .total_score = 1,
+ .check = check_depends_exist,
+ .describe = describe_depends_exist,
+};
+
+REGISTER_TEST(depends_exist, NULL);