From: surya.kumar7 <surya.kumar7@samsung.com>
Date: Wed, 28 Feb 2018 07:30:23 +0000 (+0530)
Subject: Print dlerror() for debugging
X-Git-Tag: submit/tizen_4.0/20180704.085055~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a3d10ea3a3024a4df111443dafad5f0786bf4042;p=platform%2Fframework%2Fweb%2Fcrosswalk-tizen.git

Print dlerror() for debugging

dlopen() fails for numerous reasons and returns NULL in such cases.
Logging the error will be useful for inspecting the failure reason.

Change-Id: Idc21de1165537160baf1c7dfbb76a2b3c3cfe2d8
Signed-off-by: surya.kumar7 <surya.kumar7@samsung.com>
---

diff --git a/loader/wrt_loader.cc b/loader/wrt_loader.cc
index 14ea066f6..d42d69df5 100644
--- a/loader/wrt_loader.cc
+++ b/loader/wrt_loader.cc
@@ -21,7 +21,7 @@
 int main(int argc, char* argv[]) {
   void* handle = dlopen("/usr/bin/xwalk_runtime", RTLD_NOW);
   if (!handle) {
-    dlog_print(DLOG_DEBUG, "XWALK", "Error loading xwalk_runtime");
+    dlog_print(DLOG_ERROR, "XWALK", "Error loading xwalk_runtime: %s", dlerror());
     return false;
   }
 
@@ -29,7 +29,7 @@ int main(int argc, char* argv[]) {
 
   MAIN_FUNC real_main = reinterpret_cast<MAIN_FUNC>(dlsym(handle, "main"));
   if (!real_main) {
-    dlog_print(DLOG_DEBUG, "XWALK", "Error loading real_main");
+    dlog_print(DLOG_ERROR, "XWALK", "Error loading real_main: %s", dlerror());
     return false;
   }