diff options
Diffstat (limited to 'scripts/gendeclarations.lua')
| -rwxr-xr-x | scripts/gendeclarations.lua | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/scripts/gendeclarations.lua b/scripts/gendeclarations.lua deleted file mode 100755 index ff69b18ae4..0000000000 --- a/scripts/gendeclarations.lua +++ /dev/null @@ -1,261 +0,0 @@ -#!/usr/bin/lua - -local fname = arg[1] -local static_fname = arg[2] -local non_static_fname = arg[3] -local preproc_fname = arg[4] - - -local lpeg = require('lpeg') - -local fold = function (func, ...) - local result = nil - for i, v in ipairs({...}) do - if result == nil then - result = v - else - result = func(result, v) - end - end - return result -end - -local folder = function (func) - return function (...) - return fold(func, ...) - end -end - -local lit = lpeg.P -local set = function(...) - return lpeg.S(fold(function (a, b) return a .. b end, ...)) -end -local any_character = lpeg.P(1) -local rng = function(s, e) return lpeg.R(s .. e) end -local concat = folder(function (a, b) return a * b end) -local branch = folder(function (a, b) return a + b end) -local one_or_more = function(v) return v ^ 1 end -local two_or_more = function(v) return v ^ 2 end -local any_amount = function(v) return v ^ 0 end -local one_or_no = function(v) return v ^ -1 end -local look_behind = lpeg.B -local look_ahead = function(v) return #v end -local neg_look_ahead = function(v) return -v end -local neg_look_behind = function(v) return -look_behind(v) end - -local w = branch( - rng('a', 'z'), - rng('A', 'Z'), - lit('_') -) -local aw = branch( - w, - rng('0', '9') -) -local s = set(' ', '\n', '\t') -local raw_word = concat(w, any_amount(aw)) -local right_word = concat( - raw_word, - neg_look_ahead(aw) -) -local word = branch( - concat( - branch(lit('ArrayOf('), lit('DictionaryOf(')), -- typed container macro - one_or_more(any_character - lit(')')), - lit(')') - ), - concat( - neg_look_behind(aw), - right_word - ) -) -local spaces = any_amount(branch( - s, - -- Comments are really handled by preprocessor, so the following is not needed - concat( - lit('/*'), - any_amount(concat( - neg_look_ahead(lit('*/')), - any_character - )), - lit('*/') - ), - concat( - lit('//'), - any_amount(concat( - neg_look_ahead(lit('\n')), - any_character - )), - lit('\n') - ), - -- Linemarker inserted by preprocessor - concat( - lit('# '), - any_amount(concat( - neg_look_ahead(lit('\n')), - any_character - )), - lit('\n') - ) -)) -local typ_part = concat( - word, - any_amount(concat( - spaces, - lit('*') - )), - spaces -) -local typ = one_or_more(typ_part) -local typ_id = two_or_more(typ_part) -local arg = typ_id -- argument name is swallowed by typ -local pattern = concat( - typ_id, -- return type with function name - spaces, - lit('('), - spaces, - one_or_no(branch( -- function arguments - concat( - arg, -- first argument, does not require comma - any_amount(concat( -- following arguments, start with a comma - spaces, - lit(','), - spaces, - arg, - any_amount(concat( - lit('['), - spaces, - any_amount(aw), - spaces, - lit(']') - )) - )), - one_or_no(concat( - spaces, - lit(','), - spaces, - lit('...') - )) - ), - lit('void') -- also accepts just void - )), - spaces, - lit(')'), - any_amount(concat( -- optional attributes - spaces, - lit('FUNC_'), - any_amount(aw), - one_or_no(concat( -- attribute argument - spaces, - lit('('), - any_amount(concat( - neg_look_ahead(lit(')')), - any_character - )), - lit(')') - )) - )), - look_ahead(concat( -- definition must be followed by "{" - spaces, - lit('{') - )) -) - -if fname == '--help' then - print'Usage:' - print() - print' gendeclarations.lua definitions.c static.h non-static.h preprocessor.i' - os.exit() -end - -local preproc_f = io.open(preproc_fname) -local text = preproc_f:read("*all") -preproc_f:close() - - -local header = [[ -#ifndef DEFINE_FUNC_ATTRIBUTES -# define DEFINE_FUNC_ATTRIBUTES -#endif -#include "nvim/func_attr.h" -#undef DEFINE_FUNC_ATTRIBUTES -]] - -local footer = [[ -#include "nvim/func_attr.h" -]] - -local non_static = header -local static = header - -local filepattern = '^#%a* %d+ "[^"]-/?([^"/]+)"' -local curfile - -init = 0 -curfile = nil -neededfile = fname:match('[^/]+$') -while init ~= nil do - init = text:find('\n', init) - if init == nil then - break - end - init = init + 1 - if text:sub(init, init) == '#' then - file = text:match(filepattern, init) - if file ~= nil then - curfile = file - end - elseif curfile == neededfile then - s = init - e = pattern:match(text, init) - if e ~= nil then - local declaration = text:sub(s, e - 1) - -- Comments are really handled by preprocessor, so the following is not - -- needed - declaration = declaration:gsub('/%*.-%*/', '') - declaration = declaration:gsub('//.-\n', '\n') - - declaration = declaration:gsub('# .-\n', '') - - declaration = declaration:gsub('\n', ' ') - declaration = declaration:gsub('%s+', ' ') - declaration = declaration:gsub(' ?%( ?', '(') - -- declaration = declaration:gsub(' ?%) ?', ')') - declaration = declaration:gsub(' ?, ?', ', ') - declaration = declaration:gsub(' ?(%*+) ?', ' %1') - declaration = declaration:gsub(' ?(FUNC_ATTR_)', ' %1') - declaration = declaration:gsub(' $', '') - declaration = declaration .. ';\n' - if text:sub(s, s + 5) == 'static' then - static = static .. declaration - else - non_static = non_static .. declaration - end - init = e - end - end -end - -non_static = non_static .. footer -static = static .. footer - -local F -F = io.open(static_fname, 'w') -F:write(static) -F:close() - --- Before generating the non-static headers, check if the current file(if --- exists) is different from the new one. If they are the same, we won't touch --- the current version to avoid triggering an unnecessary rebuilds of modules --- that depend on this one -F = io.open(non_static_fname, 'r') -if F ~= nil then - if F:read('*a') == non_static then - os.exit(0) - end - io.close(F) -end - -F = io.open(non_static_fname, 'w') -F:write(non_static) -F:close() |