ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file.CHAPTER 27. CALLING C AND FORTRAN index. 3. opt_size Optimize for size with minimum performance impact. Clang/GCC's -Os. 4. min_size Optimize only for size. Clang's -Oz. 29.8 Debugging and profiling JULIA_DEBUG Enable debug logging

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file.CHAPTER 27. CALLING C AND FORTRAN index. 3. opt_size Optimize for size with minimum performance impact. Clang/GCC's -Os. 4. min_size Optimize only for size. Clang's -Oz. 29.8 Debugging and profiling JULIA_DEBUG Enable debug logging

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file.CHAPTER 28. CALLING C AND FORTRAN Optimize for size with minimum performance impact. Clang/GCC's -Os.CHAPTER 30. ENVIRONMENT VARIABLES 398 4. min_size Optimize only for size. Clang's -Oz. 30.8 Debugging and profiling JULIA_DEBUG Enable

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file.CHAPTER 28. CALLING C AND FORTRAN Optimize for size with minimum performance impact. Clang/GCC's -Os.CHAPTER 30. ENVIRONMENT VARIABLES 398 4. min_size Optimize only for size. Clang's -Oz. 30.8 Debugging and profiling JULIA_DEBUG Enable

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file. CHAPTER 27. CALLING C AND FORTRAN index. 3. opt_size Optimize for size with minimum performance impact. Clang/GCC's -Os. 4. min_size Optimize only for size. Clang's -Oz. 29.8 Debugging and profiling JULIA_DEBUG Enable debug logging

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file.CHAPTER 28. CALLING C AND FORTRAN Optimize for size with minimum performance impact. Clang/GCC's -Os.CHAPTER 30. ENVIRONMENT VARIABLES 398 4. min_size Optimize only for size. Clang's -Oz. 30.8 Debugging and profiling JULIA_DEBUG Enable

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file. Chapter 28 Handling Operating into a running program on Linux and Windows (MSYS2 environment), or if on OS/X, then substitute clang for gcc.: /usr/local/julia/share/julia/julia-config.jl --cflags --ldflags --ldlibs | xargs gcc embed_example

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file. CHAPTER 27. CALLING C AND FORTRAN compile it into an executable program on Linux and Windows (MSYS2 environment). On macOS, substitute clang for gcc.: /usr/local/julia/share/julia/julia-config.jl --cflags --ldflags --ldlibs | xargs gcc

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file. CHAPTER 27. CALLING C AND FORTRAN compile it into an executable program on Linux and Windows (MSYS2 environment). On macOS, substitute clang for gcc.: /usr/local/julia/share/julia/julia-config.jl --cflags --ldflags --ldlibs | xargs gcc

ship compiled as shared libraries already, but if you are compiling the code yourself using GCC (or Clang), you will need to use the -shared and -fPIC options. The machine instructions generated by Julia's actually doing foreign function call is about the same as doing a call in either native language. 2The Clang package can be used to auto-generate Julia code from a C header file. CHAPTER 27. CALLING C AND FORTRAN compile it into an executable program on Linux and Windows (MSYS2 environment). On macOS, substitute clang for gcc.: /usr/local/julia/share/julia/julia-config.jl --cflags --ldflags --ldlibs | xargs gcc