YT-19210: expose YQL shared library for YT.

After this, a new target libyqlplugin.so appears. in open-source cmake build.
Diff in open-source YDB repo looks like the following: https://paste.yandex-team.ru/f302bdb4-7ef2-4362-91c7-6ca45f329264

1 files changed, 18 insertions, 0 deletions

diff --git a/library/cpp/yt/backtrace/backtrace.cpp b/library/cpp/yt/backtrace/backtrace.cpp
new file mode 100644
index 0000000000..153a0a5dd0
--- /dev/null
+++ b/library/cpp/yt/backtrace/backtrace.cpp
@@ -0,0 +1,18 @@
+#include "backtrace.h"
+
+namespace NYT::NBacktrace {
+
+////////////////////////////////////////////////////////////////////////////////
+
+TString SymbolizeBacktrace(TBacktrace backtrace)
+{
+    TString result;
+    SymbolizeBacktrace(
+        backtrace,
+        [&] (TStringBuf str) { result += str; });
+    return result;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+
+} // namespace NYT::NBacktrace