Check paths in blerglatest

diff --git a/tools/blerglatest.c b/tools/blerglatest.c
index c0279af..eaf887e 100644 (file)
--- a/tools/blerglatest.c
+++ b/tools/blerglatest.c
@@ -83,6 +83,11 @@ struct things * latest_things(const char *path, const char *file, int minlen) {
        int i;
 
        d = opendir(path);
+       if (d == NULL) {
+               fprintf(stderr, "Could not open %s: ", path);
+               perror("");
+               exit(1);
+       }
        while (f = readdir(d)) {
                if (f->d_name[0] == '.') continue;
                if (minlen > 0 && strlen(f->d_name) < minlen) continue;