generate tags files (POSIX)
Generate tags for all the C source and header files in the current directory:
The ctags utility generates a file called tags from a group of C source files.
Each C source file is scanned for #define statements and function definitions. The name of the macro or function becomes the name of a tag. For each tag, a line is added to the tags file, which contains:
The less, more, vi, and vedit utilities have the ability to use entries in the tags file to locate and display a definition.
Steve Kirkendall ; ctags is part of the elvis suite.