GNU cflow is a flow graph generator that is part of the

GNU Project The GNU Project () is a free software, mass collaboration project announced by Richard Stallman on September 27, 1983. Its goal is to give computer users freedom and control in their use of their computers and Computer hardware, computing devi ...

. It reads a collection of C source files and generates a C flow graph of external references. It uses only sources and doesn't need to run the program.

History

It was initially an implementation of the

UNIX Unix (; trademarked as UNIX) is a family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken Thompson, Dennis Ritchie, a ...

utility cflow.

cflow (UNIX utility)

cflow is a Unix command generating a C-language flowgraph. Besides GNU, there are other implementations of ''cflow'', like the one for Tru64 Unix.« cflow - Tru64 Unix »
''HP website'', 2011.

References

External links

Source code
on the GNU Savannah platform.
GNU cflow
on the Free Software Directory. {{GNU C (programming language) cflow Compiler construction Free documentation generators