Indicate that a C compiler failed due to problems in a header file

This commit is contained in:
w0rp 2018-07-30 20:09:43 +01:00
parent 1e6b1d9be2
commit 16d0c52d24
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GPG Key ID: 0FC1ECAA8C81CD83
9 changed files with 141 additions and 28 deletions

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@ -28,5 +28,5 @@ call ale#linter#Define('c', {
\ {'callback': 'ale#c#GetMakeCommand', 'output_stream': 'stdout'},
\ {'callback': 'ale_linters#c#clang#GetCommand'}
\ ],
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -28,5 +28,5 @@ call ale#linter#Define('c', {
\ {'callback': 'ale#c#GetMakeCommand', 'output_stream': 'stdout'},
\ {'callback': 'ale_linters#c#gcc#GetCommand'}
\ ],
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -28,5 +28,5 @@ call ale#linter#Define('cpp', {
\ {'callback': 'ale#c#GetMakeCommand', 'output_stream': 'stdout'},
\ {'callback': 'ale_linters#cpp#clang#GetCommand'},
\ ],
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -29,5 +29,5 @@ call ale#linter#Define('cpp', {
\ {'callback': 'ale#c#GetMakeCommand', 'output_stream': 'stdout'},
\ {'callback': 'ale_linters#cpp#gcc#GetCommand'},
\ ],
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -19,5 +19,5 @@ call ale#linter#Define('objc', {
\ 'output_stream': 'stderr',
\ 'executable': 'clang',
\ 'command_callback': 'ale_linters#objc#clang#GetCommand',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -19,5 +19,5 @@ call ale#linter#Define('objcpp', {
\ 'output_stream': 'stderr',
\ 'executable': 'clang++',
\ 'command_callback': 'ale_linters#objcpp#clang#GetCommand',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormat',
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})

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@ -5,6 +5,13 @@ scriptencoding utf-8
let s:pragma_error = '#pragma once in main file'
" Look for lines like the following.
"
" <stdin>:8:5: warning: conversion lacks type at end of format [-Wformat=]
" <stdin>:10:27: error: invalid operands to binary - (have int and char *)
" -:189:7: note: $/${} is unnecessary on arithmetic variables. [SC2004]
let s:pattern = '\v^([a-zA-Z]?:?[^:]+):(\d+):(\d+)?:? ([^:]+): (.+)$'
function! s:IsHeaderFile(filename) abort
return a:filename =~? '\v\.(h|hpp)$'
endfunction
@ -18,16 +25,63 @@ function! s:RemoveUnicodeQuotes(text) abort
return l:text
endfunction
" Report problems inside of header files just for gcc and clang
function! s:ParseProblemsInHeaders(buffer, lines) abort
let l:output = []
let l:include_item = {}
for l:line in a:lines[: -2]
let l:include_match = matchlist(l:line, '\v^In file included from')
if !empty(l:include_item)
let l:pattern_match = matchlist(l:line, s:pattern)
if !empty(l:pattern_match) && l:pattern_match[1] is# '<stdin>'
if has_key(l:include_item, 'lnum')
call add(l:output, l:include_item)
endif
let l:include_item = {}
continue
endif
let l:include_item.detail .= "\n" . l:line
endif
if !empty(l:include_match)
if empty(l:include_item)
let l:include_item = {
\ 'text': 'Error found in header. See :ALEDetail',
\ 'detail': l:line,
\}
endif
endif
if !empty(l:include_item)
let l:stdin_match = matchlist(l:line, '\vfrom \<stdin\>:(\d+):(\d*):?$')
if !empty(l:stdin_match)
let l:include_item.lnum = str2nr(l:stdin_match[1])
if str2nr(l:stdin_match[2])
let l:include_item.col = str2nr(l:stdin_match[2])
endif
endif
endif
endfor
if !empty(l:include_item) && has_key(l:include_item, 'lnum')
call add(l:output, l:include_item)
endif
return l:output
endfunction
function! ale#handlers#gcc#HandleGCCFormat(buffer, lines) abort
" Look for lines like the following.
"
" <stdin>:8:5: warning: conversion lacks type at end of format [-Wformat=]
" <stdin>:10:27: error: invalid operands to binary - (have int and char *)
" -:189:7: note: $/${} is unnecessary on arithmetic variables. [SC2004]
let l:pattern = '\v^([a-zA-Z]?:?[^:]+):(\d+):(\d+)?:? ([^:]+): (.+)$'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
for l:match in ale#util#GetMatches(a:lines, s:pattern)
" Filter out the pragma errors
if s:IsHeaderFile(bufname(bufnr('')))
\&& l:match[5][:len(s:pragma_error) - 1] is# s:pragma_error
@ -67,3 +121,12 @@ function! ale#handlers#gcc#HandleGCCFormat(buffer, lines) abort
return l:output
endfunction
" Handle problems with the GCC format, but report problems inside of headers.
function! ale#handlers#gcc#HandleGCCFormatWithIncludes(buffer, lines) abort
let l:output = ale#handlers#gcc#HandleGCCFormat(a:buffer, a:lines)
call extend(l:output, s:ParseProblemsInHeaders(a:buffer, a:lines))
return l:output
endfunction

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@ -8,9 +8,20 @@ Execute(clang errors from included files should be parsed correctly):
\ 'type': 'E',
\ 'text': 'expected identifier or ''(''',
\ },
\ {
\ 'lnum': 3,
\ 'text': 'Error found in header. See :ALEDetail',
\ 'detail': join([
\ 'In file included from <stdin>:3:',
\ 'In file included from ./a.h:1:',
\ './b.h:1:1: error: expected identifier or ''(''',
\ '{{{',
\ '^',
\ ], "\n"),
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ 'In file included from test.c:3:',
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ 'In file included from <stdin>:3:',
\ 'In file included from ./a.h:1:',
\ './b.h:1:1: error: expected identifier or ''(''',
\ '{{{',

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@ -1,7 +1,7 @@
Execute(The GCC handler should ignore other lines of output):
AssertEqual
\ [],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ 'foo',
\ 'bar',
\ 'baz',
@ -17,12 +17,24 @@ Execute(GCC errors from included files should be parsed correctly):
\ 'type': 'E',
\ 'text': 'expected identifier or ''('' before ''{'' token',
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ 'In file included from <stdin>:3:0:',
\ {
\ 'lnum': 3,
\ 'col': 2,
\ 'text': 'Error found in header. See :ALEDetail',
\ 'detail': join([
\ 'In file included from <stdin>:3:2:',
\ 'broken.h:1:1: error: expected identifier or ''('' before ''{'' token',
\ ' {{{',
\ ' ^',
\ ], "\n"),
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ 'In file included from <stdin>:3:2:',
\ 'broken.h:1:1: error: expected identifier or ''('' before ''{'' token',
\ ' {{{',
\ ' ^',
\ 'compilation terminated.',
\ ])
AssertEqual
@ -34,13 +46,25 @@ Execute(GCC errors from included files should be parsed correctly):
\ 'type': 'E',
\ 'text': 'expected identifier or ''('' before ''{'' token',
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ {
\ 'lnum': 5,
\ 'text': 'Error found in header. See :ALEDetail',
\ 'detail': join([
\ 'In file included from a.h:1:0,',
\ ' from test.c:3:',
\ ' from <stdin>:5:',
\ 'b.h:1:1: error: expected identifier or ''('' before ''{'' token',
\ ' {{{',
\ ' ^',
\ ], "\n"),
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ 'In file included from a.h:1:0,',
\ ' from <stdin>:5:',
\ 'b.h:1:1: error: expected identifier or ''('' before ''{'' token',
\ ' {{{',
\ ' ^',
\ 'compilation terminated.',
\ ])
AssertEqual
@ -59,16 +83,31 @@ Execute(GCC errors from included files should be parsed correctly):
\ 'type': 'E',
\ 'text': 'unknown type name ''other_bad_type''',
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ {
\ 'lnum': 3,
\ 'text': 'Error found in header. See :ALEDetail',
\ 'detail': join([
\ 'In file included from a.h:1:0,',
\ ' from test.c:3:',
\ ' from <stdin>:3:',
\ 'b.h:1:1: error: unknown type name bad_type',
\ ' bad_type x;',
\ ' ^',
\ 'b.h:2:1: error: unknown type name other_bad_type',
\ ' other_bad_type y;',
\ ' ^',
\ ], "\n"),
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ 'In file included from a.h:1:0,',
\ ' from <stdin>:3:',
\ 'b.h:1:1: error: unknown type name bad_type',
\ ' bad_type x;',
\ ' ^',
\ 'b.h:2:1: error: unknown type name other_bad_type',
\ ' other_bad_type y;',
\ ' ^',
\ 'compilation terminated.',
\ ])
Execute(The GCC handler shouldn't complain about #pragma once for headers):
@ -76,7 +115,7 @@ Execute(The GCC handler shouldn't complain about #pragma once for headers):
AssertEqual
\ [],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '<stdin>:1:1: warning: #pragma once in main file [enabled by default]',
\ ])
@ -84,7 +123,7 @@ Execute(The GCC handler shouldn't complain about #pragma once for headers):
AssertEqual
\ [],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '<stdin>:1:1: warning: #pragma once in main file [enabled by default]',
\ ])
@ -119,7 +158,7 @@ Execute(The GCC handler should handle syntax errors):
\ 'text': 'expected '';'' before ''o'''
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '<stdin>:6:12: error: invalid suffix "p" on integer constant',
\ '<stdin>:17:5: error: invalid suffix "n" on integer constant',
\ '<stdin>:4: error: variable or field ''foo'' declared void',
@ -130,7 +169,7 @@ Execute(The GCC handler should handle syntax errors):
Execute(The GCC handler should handle notes with no previous message):
AssertEqual
\ [],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '<stdin>:1:1: note: x',
\ '<stdin>:1:1: note: x',
\ ])
@ -145,7 +184,7 @@ Execute(The GCC handler should interpret - as being the current file):
\ 'text': 'Some error',
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '-:6:12: error: Some error',
\ ])
@ -159,6 +198,6 @@ Execute(The GCC handler should handle fatal error messages due to missing files)
\ 'text': 'foo.h: No such file or directory'
\ },
\ ],
\ ale#handlers#gcc#HandleGCCFormat(347, [
\ ale#handlers#gcc#HandleGCCFormatWithIncludes(347, [
\ '<stdin>:3:12: fatal error: foo.h: No such file or directory',
\ ])