Parse more C/C++ compiler options

This commit is contained in:
Louis Xu 2019-01-22 10:45:17 +08:00
parent f12d312aa4
commit 8037f472ef
2 changed files with 78 additions and 114 deletions

View File

@ -79,51 +79,43 @@ function! ale#c#AreSpecialCharsBalanced(option) abort
endfunction
function! ale#c#ParseCFlags(path_prefix, cflag_line) abort
let l:cflags_list = []
let l:previous_options = ''
let l:split_lines = split(a:cflag_line, ' ')
let l:split_lines = split(a:cflag_line)
let l:option_index = 0
while l:option_index < len(l:split_lines)
let l:option = l:previous_options . l:split_lines[l:option_index]
let l:option_index = l:option_index + 1
let l:next_option_index = l:option_index + 1
" Check if cflag contained an unmatched special character and should not have been splitted
if ale#c#AreSpecialCharsBalanced(l:option) == 0 && l:option_index < len(l:split_lines)
let l:previous_options = l:option . ' '
continue
endif
" Check if there was spaces after -D/-I and the flag should not have been splitted
if l:option is# '-D' || l:option is# '-I'
let l:previous_options = l:option
continue
endif
let l:previous_options = ''
" Fix relative paths if needed
if stridx(l:option, '-I') >= 0 &&
\ stridx(l:option, '-I' . s:sep) < 0
let l:rel_path = join(split(l:option, '\zs')[2:], '')
let l:rel_path = substitute(l:rel_path, '"', '', 'g')
let l:rel_path = substitute(l:rel_path, '''', '', 'g')
let l:option = ale#Escape('-I' . a:path_prefix .
\ s:sep . l:rel_path)
endif
" Parse the cflag
if stridx(l:option, '-I') >= 0 ||
\ stridx(l:option, '-D') >= 0
if index(l:cflags_list, l:option) < 0
call add(l:cflags_list, l:option)
endif
endif
" Join space-separated option
while l:next_option_index < len(l:split_lines) &&
\ stridx(l:split_lines[l:next_option_index], '-') != 0
let l:next_option_index += 1
endwhile
return join(l:cflags_list, ' ')
let l:option = join(l:split_lines[l:option_index : l:next_option_index-1], ' ')
call remove(l:split_lines, l:option_index, l:next_option_index-1)
call insert(l:split_lines, l:option, l:option_index)
" Ignore invalid or conflicting options
if stridx(l:option, '-') != 0 ||
\ stridx(l:option, '-o') == 0 ||
\ stridx(l:option, '-c') == 0
call remove(l:split_lines, l:option_index)
let l:option_index = l:option_index - 1
" Fix relative path
elseif stridx(l:option, '-I') == 0
if !(stridx(l:option, ':') == 2+1 || stridx(l:option, '/') == 2+0)
let l:option = '-I' . a:path_prefix . s:sep . l:option[2:]
call remove(l:split_lines, l:option_index)
call insert(l:split_lines, l:option, l:option_index)
endif
endif
let l:option_index = l:option_index + 1
endwhile
call uniq(l:split_lines)
return join(l:split_lines, ' ')
endfunction
function! ale#c#ParseCFlagsFromMakeOutput(buffer, make_output) abort

View File

@ -14,14 +14,25 @@ Execute(The CFlags parser should be able to parse include directives):
call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
AssertEqual
\ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')),
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'),
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -c file.c'])
AssertEqual
\ '-isystem ' . '/usr/include/dir',
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -isystem /usr/include/dir -c file.c'])
Execute(ParseCFlags should ignore -c and -o):
call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
AssertEqual
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'),
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -c file.c -o a.out'])
Execute(The CFlags parser should be able to parse macro directives):
call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
AssertEqual
\ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' -DTEST=1',
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=1 -c file.c'])
@ -29,7 +40,7 @@ Execute(The CFlags parser should be able to parse macro directives with spaces):
call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
AssertEqual
\ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' -DTEST=$(( 2 * 4 ))',
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=$(( 2 * 4 )) -c file.c'])
@ -37,14 +48,14 @@ Execute(The CFlags parser should be able to parse shell directives with spaces):
call ale#test#SetFilename('test_c_projects/makefile_project/subdir/file.c')
AssertEqual
\ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlagsFromMakeOutput(bufnr(''), ['gcc -Isubdir -DTEST=`date +%s` -c file.c'])
Execute(ParseCFlags should be able to parse flags with relative paths):
AssertEqual
\ ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
@ -56,8 +67,8 @@ Execute(ParseCFlags should be able to parse flags with relative paths):
Execute(ParseCFlags should be able to parse -Dgoal):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
@ -66,29 +77,16 @@ Execute(ParseCFlags should be able to parse -Dgoal):
\ . ' -DTEST=`date +%s` -c file.c'
\ )
Execute(ParseCFlags should ignore -T and other arguments):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir --sysroot=subdir '
\ . '-I'. ale#path#Simplify('kernel/include')
\ . ' -DTEST=`date +%s` -c file.c'
\ )
Execute(ParseCFlags should handle paths with spaces in double quotes):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/"dir with spaces"')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ 'gcc -Dgoal=9 -Isubdir '
\ . '-I"dir with spaces"' . ' -I'. ale#path#Simplify('kernel/include')
\ . ' -DTEST=`date +%s` -c file.c'
\ )
@ -96,29 +94,28 @@ Execute(ParseCFlags should handle paths with spaces in double quotes):
Execute(ParseCFlags should handle paths with spaces in single quotes):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. "/test_c_projects/makefile_project/'dir with spaces'")
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ . '-I''dir with spaces''' . ' -I'. ale#path#Simplify('kernel/include')
\ 'gcc -Dgoal=9 -Isubdir '
\ . "-I'dir with spaces'" . ' -I'. ale#path#Simplify('kernel/include')
\ . ' -DTEST=`date +%s` -c file.c'
\ )
Execute(ParseCFlags should handle paths with minuses):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ . '-I''dir with spaces''' . ' -Idir-with-dash'
\ 'gcc -Dgoal=9 -Isubdir '
\ . ' -Idir-with-dash'
\ . ' -I'. ale#path#Simplify('kernel/include')
\ . ' -DTEST=`date +%s` -c file.c'
\ )
@ -126,17 +123,14 @@ Execute(ParseCFlags should handle paths with minuses):
Execute(ParseCFlags should handle -D with minuses):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' -Dmacro-with-dash'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'))
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')
\ . ' -DTEST=`date +%s`',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ 'gcc -Dgoal=9 -Isubdir '
\ . '-Dmacro-with-dash '
\ . '-I''dir with spaces''' . ' -Idir-with-dash'
\ . ' -I'. ale#path#Simplify('kernel/include')
\ . ' -DTEST=`date +%s` -c file.c'
\ )
@ -144,16 +138,11 @@ Execute(ParseCFlags should handle -D with minuses):
Execute(ParseCFlags should handle flags at the end of the line):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' -Dmacro-with-dash'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')),
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir')
\ . ' ' . '-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include'),
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ . '-Dmacro-with-dash '
\ . '-I''dir with spaces''' . ' -Idir-with-dash'
\ 'gcc -Dgoal=9 -Isubdir '
\ . ' -I'. ale#path#Simplify('kernel/include')
\ )
@ -167,14 +156,14 @@ Execute(ParseCompileCommandsFlags should parse some basic flags):
noautocmd execute 'file! ' . fnameescape(ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'))
AssertEqual
\ '-I' . ale#path#Simplify('/usr/include/xmms2'),
\ '-I' . '/usr/include/xmms2',
\ ale#c#ParseCompileCommandsFlags(bufnr(''), { "xmms2-mpris.c": [
\ {
\ 'directory': ale#path#Simplify('/foo/bar/xmms2-mpris'),
\ 'command': '/usr/bin/cc -I' . ale#path#Simplify('/usr/include/xmms2')
\ 'directory': '/foo/bar/xmms2-mpris',
\ 'command': '/usr/bin/cc -I' . '/usr/include/xmms2'
\ . ' -o CMakeFiles/xmms2-mpris.dir/src/xmms2-mpris.c.o'
\ . ' -c ' . ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
\ 'file': ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
\ . ' -c ' . '/foo/bar/xmms2-mpris/src/xmms2-mpris.c',
\ 'file': '/foo/bar/xmms2-mpris/src/xmms2-mpris.c',
\ },
\ ] }, {})
@ -182,40 +171,23 @@ Execute(ParseCompileCommandsFlags should fall back to files in the same director
noautocmd execute 'file! ' . fnameescape(ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'))
AssertEqual
\ '-I' . ale#path#Simplify('/usr/include/xmms2'),
\ '-I' . '/usr/include/xmms2',
\ ale#c#ParseCompileCommandsFlags(bufnr(''), {}, { "src": [
\ {
\ 'directory': ale#path#Simplify('/foo/bar/xmms2-mpris'),
\ 'command': '/usr/bin/cc -I' . ale#path#Simplify('/usr/include/xmms2')
\ 'directory': '/foo/bar/xmms2-mpris',
\ 'command': '/usr/bin/cc -I' . '/usr/include/xmms2'
\ . ' -o CMakeFiles/xmms2-mpris.dir/src/xmms2-mpris.c.o'
\ . ' -c ' . ale#path#Simplify('/foo/bar/xmms2-mpris/src/xmms2-mpris.c'),
\ 'file': ale#path#Simplify((has('win32') ? 'C:' : '') . '/foo/bar/xmms2-mpris/src/xmms2-other.c'),
\ . ' -c ' . '/foo/bar/xmms2-mpris/src/xmms2-mpris.c',
\ 'file': (has('win32') ? 'C:' : '') . '/foo/bar/xmms2-mpris/src/xmms2-other.c',
\ },
\ ] })
Execute(ParseCFlags should not merge flags):
AssertEqual
\ '-Dgoal=9'
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/subdir'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir with spaces'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/dir-with-dash'))
\ . ' ' . ale#Escape('-I' . ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/kernel/include')),
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla -Isubdir '
\ . 'subdir/somedep1.o ' . 'subdir/somedep2.o '
\ . '-I''dir with spaces''' . ' -Idir-with-dash '
\ . 'subdir/somedep3.o ' . 'subdir/somedep4.o '
\ . ' -I'. ale#path#Simplify('kernel/include') . ' '
\ . 'subdir/somedep5.o ' . 'subdir/somedep6.o '
\ )
Execute(ParseCFlags should handle parenthesis and quotes):
AssertEqual
\ '-Dgoal=9 -Dtest1="('' '')" -Dtest2=''(` `)'' -Dtest3=`(" ")`',
\ '-Dgoal=9 -Dtest1="('' '')" file1.o -Dtest2=''(` `)'' file2.o -Dtest3=`(" ")` file3.o',
\ ale#c#ParseCFlags(
\ ale#path#Simplify(g:dir. '/test_c_projects/makefile_project'),
\ 'gcc -Dgoal=9 -Tlinkerfile.ld blabla '
\ 'gcc -Dgoal=9 '
\ . '-Dtest1="('' '')" file1.o '
\ . '-Dtest2=''(` `)'' file2.o '
\ . '-Dtest3=`(" ")` file3.o '