From: Frank Ch. Eigler <fche@redhat.com>
Date: Fri, 14 Jan 2022 02:03:48 +0000 (-0500)
Subject: PR28781: translator: imply -d from -c/-x
X-Git-Tag: release-4.7~83
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=c0a3e7aeb9068fbf1967a6e8ef6427b6659598ef;p=systemtap.git

PR28781: translator: imply -d from -c/-x

Add unwindsyms data always for commands mentioned via -c/-x.
---

diff --git a/NEWS b/NEWS
index 5e569eb6f..8957e83e0 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,9 @@
 * What's new in version 4.7, PRERELEASE
 
+- target processes given with the -c/-x parameters are now always
+  added to the -d list for possible symbol/unwind data extraction,
+  for simplifying profiling invocations.  Consider --ldd.
+
 * What's new in version 4.6, 2021-11-15
 
 - SystemTap has added support for the 64-bit RISC-V architecture.
diff --git a/session.cxx b/session.cxx
index 209df5bf0..ec1400ee0 100644
--- a/session.cxx
+++ b/session.cxx
@@ -1676,6 +1676,13 @@ systemtap_session::parse_cmdline (int argc, char * const argv [])
         }
     }
 
+  // add the -c CMD / -x PID into the unwindsyms list as if -d ... were given
+  try {
+    if (cmd != "" || target_pid != 0)
+      additional_unwindsym_modules.insert(resolve_path(find_executable(cmd_file(),
+                                                                       sysroot, sysenv)));
+  } catch (...) { }
+  
   for (std::set<std::string>::iterator it = additional_unwindsym_modules.begin();
        it != additional_unwindsym_modules.end();
        it++)