fix dlerror when using dlopen with a static libc

when the dynamic loader is disabled, dlopen fails correctly but dlerror
did not return a human readable error string like it should have.

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index 12f14f7b6b373f6688e3f79085162ddd9deda0de..aa1b99ad30fcf16e5aaa1af7f2b5a72a45bf8ae4 100644 (file)
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -1603,6 +1603,8 @@ static int invalid_dso_handle(void *h)
 }
 void *dlopen(const char *file, int mode)
 {
+       strcpy(errbuf, "Dynamic loading not supported");
+       errflag = 1;
        return 0;
 }
 void *__dlsym(void *restrict p, const char *restrict s, void *restrict ra)