[转]Visualize call tree of a C function

Visualize call tree of a C functionRequirement

You want to visualize a call hierarchy of a C function.

Solution

Utilities you need are listed below:

• graphviz

Take ‘rdbSaveBackground’ () for example:

cflow --format=posix --omit-arguments --level-indent='0=\t' --level-indent='1=\t' --level-indent=start='\t' -m 'rdbSaveBackground' ~/osprojects/redis/src/rdb.c | cflow2dot | dot -Tjpg -o rdb.jpg

[from:http://sunng.info/blog/2010/09/visualize-call-tree-of-a-c-function/

]