add dlerror message for static-linked dlsym failure

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index aa1b99ad30fcf16e5aaa1af7f2b5a72a45bf8ae4..c90fe99afc41bb3537a3d238528facd2443d0e94 100644 (file)
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -1609,6 +1609,8 @@ void *dlopen(const char *file, int mode)
 }
 void *__dlsym(void *restrict p, const char *restrict s, void *restrict ra)
 {
+       errflag = 1;
+       snprintf(errbuf, sizeof errbuf, "Symbol not found: %s", s);
        return 0;
 }
 int __dladdr (const void *addr, Dl_info *info)