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Use libbfd on Unix to get more symbols, line numbers, etc. for backtraces.

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This commit is contained in:
Jonathan G Rennison
2015-09-08 20:29:39 +01:00
parent 387bf403da
commit 5b755050b8
2 changed files with 127 additions and 10 deletions
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27
config.lib
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@@ -1555,7 +1555,7 @@ make_cflags_and_ldflags() {
LIBS="$LIBS -lpthread"
fi
if [ "$os" != "CYGWIN" ] && [ "$os" != "HAIKU" ] && [ "$os" != "MINGW" ] && [ "$os" != "MORPHOS" ] && [ "$os" != "OSX" ] && [ "$os" != "DOS" ] && [ "$os" != "WINCE" ] && [ "$os" != "PSP" ] && [ "$os" != "OS2" ]; then
"$cc_host" -o /dev/null -x c++ - -ldl 2> /dev/null << EOL
"$cc_host" $CFLAGS $LDFLAGS -o tmp.config.libdl -x c++ - -ldl 2> /dev/null << EOL
#include <dlfcn.h>
int main() {
Dl_info info;
@@ -1569,8 +1569,9 @@ EOL
LIBS="$LIBS -ldl"
CFLAGS="$CFLAGS -DWITH_DL"
fi
rm tmp.config.libdl
"$cc_host" -o /dev/null -x c++ - -lstdc++ 2> /dev/null << EOL
"$cc_host" $CFLAGS $LDFLAGS -o tmp.config.demangle -x c++ - -lstdc++ 2> /dev/null << EOL
#include <cxxabi.h>
int main() {
int status = -1;
@@ -1584,6 +1585,28 @@ EOL
log 1 "checking abi::__cxa_demangle... found"
CFLAGS="$CFLAGS -DWITH_DEMANGLE"
fi
rm tmp.config.demangle
"$cc_host" $CFLAGS $LDFLAGS -o tmp.config.bfd -x c++ - -lbfd 2> /dev/null << EOL
#define PACKAGE 1
#define PACKAGE_VERSION 1
#include <bfd.h>
int main() {
bfd_init();
unsigned int size;
asymbol *syms = 0;
long symcount = bfd_read_minisymbols((bfd *) 0, false, (void**) &syms, &size);
return 0;
}
EOL
if [ $? -ne 0 ]; then
log 1 "checking libbfd... no"
else
log 1 "checking libbfd... found"
LIBS="$LIBS -lbfd"
CFLAGS="$CFLAGS -DWITH_BFD"
fi
rm tmp.config.bfd
fi
if [ "$os" != "CYGWIN" ] && [ "$os" != "HAIKU" ] && [ "$os" != "MINGW" ] && [ "$os" != "DOS" ] && [ "$os" != "WINCE" ]; then