"============================================================================ "File: c.vim "Description: Syntax checking plugin for syntastic.vim "Maintainer: Gregor Uhlenheuer "License: This program is free software. It comes without any warranty, " to the extent permitted by applicable law. You can redistribute " it and/or modify it under the terms of the Do What The Fuck You " Want To Public License, Version 2, as published by Sam Hocevar. " See http://sam.zoy.org/wtfpl/COPYING for more details. " "============================================================================ " In order to also check header files add this to your .vimrc: " (this usually creates a .gch file in your source directory) " " let g:syntastic_c_check_header = 1 " " To disable the search of included header files after special " libraries like gtk and glib add this line to your .vimrc: " " let g:syntastic_c_no_include_search = 1 " " To enable header files being re-checked on every file write add the " following line to your .vimrc. Otherwise the header files are checked only " one time on initially loading the file. " In order to force syntastic to refresh the header includes simply " unlet b:syntastic_c_includes. Then the header files are being re-checked on " the next file write. " " let g:syntastic_c_auto_refresh_includes = 1 " " Alternatively you can set the buffer local variable b:syntastic_c_cflags. " If this variable is set for the current buffer no search for additional " libraries is done. I.e. set the variable like this: " " let b:syntastic_c_cflags = ' -I/usr/include/libsoup-2.4' if exists('loaded_c_syntax_checker') finish endif let loaded_c_syntax_checker = 1 if !executable('gcc') finish endif let s:save_cpo = &cpo set cpo&vim " initialize handlers function! s:Init() let s:handlers = [] let s:cflags = {} call s:RegHandler('gtk', 's:CheckPKG', \ ['gtk', 'gtk+-2.0', 'gtk+', 'glib-2.0', 'glib']) call s:RegHandler('glib', 's:CheckPKG', \ ['glib', 'glib-2.0', 'glib']) call s:RegHandler('glade', 's:CheckPKG', \ ['glade', 'libglade-2.0', 'libglade']) call s:RegHandler('libsoup', 's:CheckPKG', \ ['libsoup', 'libsoup-2.4', 'libsoup-2.2']) call s:RegHandler('webkit', 's:CheckPKG', \ ['webkit', 'webkit-1.0']) call s:RegHandler('cairo', 's:CheckPKG', \ ['cairo', 'cairo']) call s:RegHandler('pango', 's:CheckPKG', \ ['pango', 'pango']) call s:RegHandler('libxml', 's:CheckPKG', \ ['libxml', 'libxml-2.0', 'libxml']) call s:RegHandler('freetype', 's:CheckPKG', \ ['freetype', 'freetype2', 'freetype']) call s:RegHandler('SDL', 's:CheckPKG', \ ['sdl', 'sdl']) call s:RegHandler('opengl', 's:CheckPKG', \ ['opengl', 'gl']) call s:RegHandler('ruby', 's:CheckRuby', []) call s:RegHandler('Python\.h', 's:CheckPython', []) call s:RegHandler('php\.h', 's:CheckPhp', []) unlet! s:RegHandler endfunction function! SyntaxCheckers_c_GetLocList() let makeprg = 'gcc -fsyntax-only '.shellescape(expand('%')).' -I. -I..' let errorformat = '%-G%f:%s:,%-G%f:%l: %#error: %#(Each undeclared '. \ 'identifier is reported only%.%#,%-G%f:%l: %#error: %#for '. \ 'each function it appears%.%#,%-GIn file included%.%#,'. \ '%-G %#from %f:%l\,,%f:%l: %trror: %m,%f:%l: %m' if expand('%') =~? '.h$' if exists('g:syntastic_c_check_header') let makeprg = 'gcc -c '.shellescape(expand('%')).' -I. -I..' else return [] endif endif if !exists('b:syntastic_c_cflags') if !exists('g:syntastic_c_no_include_search') || \ g:syntastic_c_no_include_search != 1 if exists('g:syntastic_c_auto_refresh_includes') && \ g:syntastic_c_auto_refresh_includes != 0 let makeprg .= s:SearchHeaders() else if !exists('b:syntastic_c_includes') let b:syntastic_c_includes = s:SearchHeaders() endif let makeprg .= b:syntastic_c_includes endif endif else let makeprg .= b:syntastic_c_cflags endif return SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat }) endfunction " search the first 100 lines for include statements that are " given in the s:handlers dictionary function! s:SearchHeaders() let includes = '' let files = [] let found = [] let lines = filter(getline(1, 100), 'v:val =~# "#\s*include"') " search current buffer for line in lines let file = matchstr(line, '"\zs\S\+\ze"') if file != '' call add(files, file) continue endif for handler in s:handlers if line =~# handler["regex"] let includes .= call(handler["func"], handler["args"]) call add(found, handler["regex"]) break endif endfor endfor " search included headers for hfile in files if hfile != '' let filename = expand('%:p:h') . ((has('win32') || has('win64')) ? \ '\' : '/') . hfile try let lines = readfile(filename, '', 100) catch /E484/ continue endtry let lines = filter(lines, 'v:val =~# "#\s*include"') for handler in s:handlers if index(found, handler["regex"]) != -1 continue endif for line in lines if line =~# handler["regex"] let includes .= call(handler["func"], handler["args"]) call add(found, handler["regex"]) break endif endfor endfor endif endfor return includes endfunction " try to find library with 'pkg-config' " search possible libraries from first to last given " argument until one is found function! s:CheckPKG(name, ...) if executable('pkg-config') if !has_key(s:cflags, a:name) for i in range(a:0) let l:cflags = system('pkg-config --cflags '.a:000[i]) " since we cannot necessarily trust the pkg-config exit code " we have to check for an error output as well if v:shell_error == 0 && l:cflags !~? 'not found' let l:cflags = ' '.substitute(l:cflags, "\n", '', '') let s:cflags[a:name] = l:cflags return l:cflags endif endfor else return s:cflags[a:name] endif endif return '' endfunction " try to find PHP includes with 'php-config' function! s:CheckPhp() if executable('php-config') if !exists('s:php_flags') let s:php_flags = system('php-config --includes') let s:php_flags = ' ' . substitute(s:php_flags, "\n", '', '') endif return s:php_flags endif return '' endfunction " try to find the ruby headers with 'rbconfig' function! s:CheckRuby() if executable('ruby') if !exists('s:ruby_flags') let s:ruby_flags = system('ruby -r rbconfig -e ' \ . '''puts Config::CONFIG["archdir"]''') let s:ruby_flags = substitute(s:ruby_flags, "\n", '', '') let s:ruby_flags = ' -I' . s:ruby_flags endif return s:ruby_flags endif return '' endfunction " try to find the python headers with distutils function! s:CheckPython() if executable('python') if !exists('s:python_flags') let s:python_flags = system('python -c ''from distutils import ' \ . 'sysconfig; print sysconfig.get_python_inc()''') let s:python_flags = substitute(s:python_flags, "\n", '', '') let s:python_flags = ' -I' . s:python_flags endif return s:python_flags endif return '' endfunction " return a handler dictionary object function! s:RegHandler(regex, function, args) let handler = {} let handler["regex"] = a:regex let handler["func"] = function(a:function) let handler["args"] = a:args call add(s:handlers, handler) endfunction call s:Init() let &cpo = s:save_cpo unlet s:save_cpo