7 Mixed-Language Programming

• Interoperability with C:
• GNU Fortran Compiler Directives:
• Non-Fortran Main Program:
• Naming and argument-passing conventions:

This chapter is about mixed-language interoperability, but also applies if one links Fortran code compiled by different compilers. In most cases, use of the C Binding features of the Fortran 2003 standard is sufficient, and their use is highly recommended.