move dlinfo out of dynlink.c

1 files changed, 12 insertions, 2 deletions

diff --git a/src/ldso/dlinfo.c b/src/ldso/dlinfo.c
index 63d276d4..a173d1ac 100644
--- a/src/ldso/dlinfo.c
+++ b/src/ldso/dlinfo.c
@@ -1,9 +1,19 @@
 #define _GNU_SOURCE
 #include <dlfcn.h>
 
-int __dlinfo(void *, int, void *);
+__attribute__((__visibility__("hidden")))
+int __dl_invalid_handle(void *);
+
+__attribute__((__visibility__("hidden")))
+void __dl_seterr(const char *, ...);
 
 int dlinfo(void *dso, int req, void *res)
 {
-	return __dlinfo(dso, req, res);
+	if (__dl_invalid_handle(dso)) return -1;
+	if (req != RTLD_DI_LINKMAP) {
+		__dl_seterr("Unsupported request %d", req);
+		return -1;
+	}
+	*(struct link_map **)res = dso;
+	return 0;
 }