Fix readlink failure

As reported by Raimund Steger.

diff --git a/src/fcdefault.c b/src/fcdefault.c
index b1bd9cc..d1217a4 100644 (file)
--- a/src/fcdefault.c
+++ b/src/fcdefault.c
@@ -148,11 +148,11 @@ retry:
            prgname = FcStrdup ("");
 #else
        char buf[PATH_MAX + 1];
-       unsigned int len;
+       int len;
        char *p = NULL;
 
        len = readlink ("/proc/self/exe", buf, sizeof (buf) - 1);
-       if (len > 0)
+       if (len != -1)
        {
            buf[len] = '\0';
            p = buf;