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cscope usage

2024-08-17 15:48:04   221人阅读

1) Reference:

Linux 平台下阅读源码的工具链

程序员的利器 – cscope

2) cscope help:

:help cscope

:help cscope-suggestions

:cs help

3) Generate index files:

find fullpath/of/your/project –type f > cscope.files

cscope -bq

4) cscope command:

add  : Add a new database             (Usage: add file|dir [pre-path] [flags])

find : Query for a pattern            (Usage: find c|d|e|f|g|i|s|t name)       

c: Find functions calling this function       

d: Find functions called by this function       

e: Find this egrep pattern       

f: Find this file       

g: Find this definition       

i: Find files #including this file       

s: Find this C symbol       

t: Find assignments to

5) Add cscope setting in .vimrc:

if has("cscope")     

　　set csprg=/usr/local/bin/cscope     

　　set csto=0     

　　set cst     

　　set nocsverb     

　　" add any database in current directory     

　　if filereadable("cscope.out")         

　　　　cs add cscope.out     

　　" else add database pointed to by environment     

　　elseif $CSCOPE_DB != ""         

　　　　cs add $CSCOPE_DB     

endif     

set csverb endif

nmap <C-_>s :cs find s <C-R>=expand("<cword>")<CR><CR> 

nmap <C-_>g :cs find g <C-R>=expand("<cword>")<CR><CR> 

nmap <C-_>c :cs find c <C-R>=expand("<cword>")<CR><CR> 

nmap <C-_>t :cs find t <C-R>=expand("<cword>")<CR><CR> 

nmap <C-_>e :cs find e <C-R>=expand("<cword>")<CR><CR> 

nmap <C-_>f :cs find f <C-R>=expand("<cfile>")<CR><CR> 

nmap <C-_>i :cs find i ^<C-R>=expand("<cfile>")<CR>$<CR> 

nmap <C-_>d :cs find d <C-R>=expand("<cword>")<CR><CR>

" Using ‘CTRL-spacebar‘ then a search type makes the vim window 

" split horizontally, with search result displayed in 

" the new window.

nmap <C-Space>s :scs find s <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space>g :scs find g <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space>c :scs find c <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space>t :scs find t <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space>e :scs find e <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space>f :scs find f <C-R>=expand("<cfile>")<CR><CR> 

nmap <C-Space>i :scs find i ^<C-R>=expand("<cfile>")<CR>$<CR> 

nmap <C-Space>d :scs find d <C-R>=expand("<cword>")<CR><CR>

" Hitting CTRL-space *twice* before the search type does a vertical 

" split instead of a horizontal one

nmap <C-Space><C-Space>s     \:vert scs find s <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space><C-Space>g     \:vert scs find g <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space><C-Space>c     \:vert scs find c <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space><C-Space>t     \:vert scs find t <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space><C-Space>e     \:vert scs find e <C-R>=expand("<cword>")<CR><CR> 

nmap <C-Space><C-Space>i     \:vert scs find i ^<C-R>=expand("<cfile>")<CR>$<CR> 

nmap <C-Space><C-Space>d     \:vert scs find d <C-R>=expand("<cword>")<CR><CR>

 

cscope usage


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