How to create Cscope database with many subdirectories

Purpose

When we use CSCOPE for a large project. Make Cscope parse all subdirectories, not just the current directory

Step by step

Step 1: Generate a list of files to be scanned

In the project's top-level directory to build Cscope database. This command will inlcude every C source file in the project's directories in Cscope database

cscope -R

find /my/project/dir/* -type f $ -name *.c -o -name *.h $ > /my/project/dir/cscope.files

Will list all *.c files and .h files to list of files to be scanned

Step 2: Generate the Cscope database. Use command:

cscope -b -q -k # at the directory with 'cscope.files'

Step 3: Using this database with cscope command

Examples

Here i want to make Cscope parse all subdirectories in UNPV13e

$ cd unpv13e $ cscope -R

result as a picture

press ? for help

Here i want to find the definition of "daytimetcpcli.c" function:

Move to line "Find all function definitions" and type find g daytimetcpcli.c. Result follow

type Enter to view or edit this file

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