What is cscope and Ctags?

cscope, ctags, and Vim are powerful tools for reading a lot of code. ctags can be used to take you to the definition of a variable (e.g., a function, variable, or macro). cscope can be used to take you to the call site of a definition (e.g., all function calls, all variable uses, all macro uses).

How do I know if Cscope is installed?

To test your installation, just run cscope –version and you should get a version number back.

How do you make a Cscope?

You can put the Cscope database on a different disk partition than the source code if you need to.

  1. Figure out where you want to put your Cscope database files.
  2. Generate cscope.
  3. Generate the Cscope database.
  4. Using the database.
  5. Regenerating the database when the source code changes.

How do I start cscope?

Using Cscope on large projects (example: the Linux kernel)

  1. Figure out where you want to put your Cscope database files.
  2. Generate cscope.
  3. Generate the Cscope database.
  4. Using the database.
  5. Regenerating the database when the source code changes.

How do I create a cscope file?

What does CTAG stand for?

CTAG

Acronym Definition
CTAG Combined Threat Assessment Group
CTAG Clerical Training Advisory Group
CTAG Coexistence Technical Advisory Group
CTAG Command Message Tag (Sonet)

What is the output of the CSCOPE command?

The output of this command will be a set of files in your current directory: cscope.in.out, cscope.out, and cscope.po.out. Finally, start the Cscope browser:

Can you find all of the functions in cscope?

Cscope can find all of the functions that call a particular function, which can be extremely useful; this is a feature of Cscope that other tools like Ctags do not have. If you find that the C symbol and function searches do not find what you are looking for, you can fall back to the text search options at the bottom of the list.

Where do I find the source code for cscope?

Note that those are backticks, not single-quotes, in that command. Put this command in your .bashrc file if you’d like. cd to the top-level of your project directory and then use a find command to gather up all of the source code files in your project.

What to do when the C symbol does not work in cscope?

If you find that the C symbol and function searches do not find what you are looking for, you can fall back to the text search options at the bottom of the list. Select the type of search that you’d like to perform, type in your search term and hit Enter.