compile

#! /bin/sh

set -e

# -----------------------------------------------------------------------

# C++ usage:

# Compile stacktrace as a regular C++ program
echo "Compiling stacktrace.cpp"
g++ -fPIC -g -o stacktrace.o -c stacktrace.cpp

# Use it in your C++
echo "Compiling test1.cpp"
g++ -fPIC -g -o test1.o -c test1.cpp
# And link, using C++
echo "Linking test1"
g++ -o test1 test1.o stacktrace.o -lbfd -liberty

# -----------------------------------------------------------------------

# C Usage (linking with C++)

# For C, first compile a tiny C wrapper using a C++ compiler
echo "Compiling C wrappers to stacktrace.cpp"
g++ -fPIC -g -o c_stacktrace.o -c c_stacktrace.cpp
# Compile your C code using C compiler
echo "Compiling test2.c"
gcc -fPIC -g -o test2.o -c test2.c
# Link everything together using C++ compiler (you *need* to use C++ for
# linking, because stacktrace.o depends on bunch of C++ runtime that only g++
# knows how to link properly)
echo "Linking test2"
g++ -o test2 test2.o stacktrace.o c_stacktrace.o -lbfd -liberty

# -----------------------------------------------------------------------

# C Usage (linking with C, using a shared library)

# For C, first compile a tiny C wrapper using a C++ compiler
echo "Compiling C wrappers to stacktrace.cpp"
g++ -fPIC -g -o c_stacktrace.o -c c_stacktrace.cpp
# Create a shared library (that contains all the C++ runtime) using a C++
# compiler:
g++ -shared -o libstacktrace.so stacktrace.o c_stacktrace.o -lbfd -liberty

# Compile your C code using C compiler
echo "Compiling test2.c"
gcc -fPIC -g -o test2.o -c test2.c
# Link test2 using C compiler
echo "Linking test2shared"
gcc -o test2shared test2.o -L. -lstacktrace -Wl,-rpath=.