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authorRich Felker <dalias@aerifal.cx>2013-06-29 12:46:46 -0400
committerRich Felker <dalias@aerifal.cx>2013-06-29 12:46:46 -0400
commit780cbbe63ad9e60ef30dbcb2d74271e899dae245 (patch)
tree3bf8cf88f80325893848c6f460bdb4478c76b60d /src
parent2b0af609ef3d90fe6433270f2e2f62fc77ec7441 (diff)
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implement minimal dlinfo function
Diffstat (limited to 'src')
-rw-r--r--src/ldso/dlinfo.c8
-rw-r--r--src/ldso/dynlink.c12
2 files changed, 20 insertions, 0 deletions
diff --git a/src/ldso/dlinfo.c b/src/ldso/dlinfo.c
new file mode 100644
index 00000000..4748eaf8
--- /dev/null
+++ b/src/ldso/dlinfo.c
@@ -0,0 +1,8 @@
+#include <dlfcn.h>
+
+int __dlinfo(void *, int, void *);
+
+int dlinfo(void *dso, int req, void *res)
+{
+ return __dlinfo(dso, req, res);
+}
diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index ac4b669f..7031d03a 100644
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -1273,6 +1273,18 @@ int __dladdr (void *addr, Dl_info *info)
}
#endif
+int __dlinfo(void *dso, int req, void *res)
+{
+ if (invalid_dso_handle(dso)) return -1;
+ if (req != RTLD_DI_LINKMAP) {
+ snprintf(errbuf, sizeof errbuf, "Unsupported request %d", req);
+ errflag = 1;
+ return -1;
+ }
+ *(struct link_map **)res = dso;
+ return 0;
+}
+
char *dlerror()
{
if (!errflag) return 0;