[ras] add backward-cpp

aminclude_static.am

@@ -1,6 +1,6 @@
 
 # aminclude_static.am generated automatically by Autoconf
-# from AX_AM_MACROS_STATIC on Thu Apr 29 09:08:09 PDT 2021
+# from AX_AM_MACROS_STATIC on Sun May 23 13:53:53 PDT 2021
 
 
 # Code coverage

release/vagrant-static/musl-pkg.sh

@@ -1,4 +1,17 @@
 #! /bin/sh
 
 sudo apk update && sudo apk upgrade
-sudo apk add build-base m4 git zip perl ncurses autoconf automake libtool linux-headers
+sudo apk add \
+    build-base \
+    binutils \
+    m4 \
+    git \
+    zip \
+    perl \
+    ncurses \
+    autoconf \
+    automake \
+    libexecinfo-dev \
+    libexecinfo-static \
+    libtool \
+    linux-headers

src/CMakeLists.txt

@@ -496,6 +496,7 @@ target_include_directories(
         .
         fmtlib
         ${CMAKE_CURRENT_BINARY_DIR}
+        third-party
 )
 
 target_link_libraries(diag

src/Makefile.am

@@ -117,6 +117,7 @@ AM_CPPFLAGS = \
 	-DSYSCONFDIR='"$(sysconfdir)"' \
 	-DSQLITE_OMIT_LOAD_EXTENSION \
 	-I$(srcdir)/fmtlib \
+	-I$(srcdir)/third-party \
 	-Wall \
 	$(CODE_COVERAGE_CPPFLAGS) \
 	$(LIBARCHIVE_CFLAGS) \

src/base/CMakeLists.txt

@@ -45,6 +45,7 @@ target_include_directories(
         .
         ..
         ../fmtlib
+        ../third-party
         ${CMAKE_CURRENT_BINARY_DIR}/..
 )
 target_link_libraries(base cppfmt PkgConfig::libpcre)

src/base/Makefile.am

@@ -5,6 +5,7 @@ AM_CPPFLAGS = \
 	$(CODE_COVERAGE_CPPFLAGS) \
     -Wall \
     -I$(top_srcdir)/src/ \
+    -I$(top_srcdir)/src/third-party \
     -I$(top_srcdir)/src/fmtlib \
     $(LIBARCHIVE_CFLAGS) \
     $(READLINE_CFLAGS) \

src/base/lnav_log.cc

@@ -47,6 +47,7 @@
 #ifdef HAVE_EXECINFO_H
 #include <execinfo.h>
 #endif
+#include "backward-cpp/backward.hpp"
 
 #include <sys/types.h>
 #include <sys/time.h>
@@ -415,6 +416,27 @@ static void sigabrt(int sig)
 #ifdef HAVE_EXECINFO_H
         backtrace_symbols_fd(frames, frame_count, fd);
 #endif
+        {
+            backward::StackTrace st;
+
+            st.load_here(32);
+            backward::TraceResolver tr;
+
+            tr.load_stacktrace(st);
+            for (size_t lpc = 0; lpc < st.size(); lpc++) {
+                auto trace = tr.resolve(st[lpc]);
+                char buf[1024];
+
+                snprintf(buf, sizeof(buf),
+                         "Frame %lu:%s:%s (%s:%d)\n",
+                         lpc,
+                         trace.object_filename.c_str(),
+                         trace.object_function.c_str(),
+                         trace.source.filename.c_str(),
+                         trace.source.line);
+                write(fd, buf, strlen(buf));
+            }
+        }
         log_ring.lr_length = 0;
         log_ring.lr_frag_start = BUFFER_SIZE;
         log_ring.lr_frag_end = 0;