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-rw-r--r--test/unit/preprocess.lua101
1 files changed, 57 insertions, 44 deletions
diff --git a/test/unit/preprocess.lua b/test/unit/preprocess.lua
index e356695c14..6294114e1e 100644
--- a/test/unit/preprocess.lua
+++ b/test/unit/preprocess.lua
@@ -1,7 +1,7 @@
-- helps managing loading different headers into the LuaJIT ffi. Untested on
-- windows, will probably need quite a bit of adjustment to run there.
-local ffi = require("ffi")
+local ffi = require('ffi')
local global_helpers = require('test.helpers')
local argss_to_cmd = global_helpers.argss_to_cmd
@@ -12,37 +12,37 @@ local repeated_read_cmd = global_helpers.repeated_read_cmd
--- @type Compiler[]
local ccs = {}
-local env_cc = os.getenv("CC")
+local env_cc = os.getenv('CC')
if env_cc then
- table.insert(ccs, {path = {"/usr/bin/env", env_cc}, type = "gcc"})
+ table.insert(ccs, { path = { '/usr/bin/env', env_cc }, type = 'gcc' })
end
-if ffi.os == "Windows" then
- table.insert(ccs, {path = {"cl"}, type = "msvc"})
+if ffi.os == 'Windows' then
+ table.insert(ccs, { path = { 'cl' }, type = 'msvc' })
end
-table.insert(ccs, {path = {"/usr/bin/env", "cc"}, type = "gcc"})
-table.insert(ccs, {path = {"/usr/bin/env", "gcc"}, type = "gcc"})
-table.insert(ccs, {path = {"/usr/bin/env", "gcc-4.9"}, type = "gcc"})
-table.insert(ccs, {path = {"/usr/bin/env", "gcc-4.8"}, type = "gcc"})
-table.insert(ccs, {path = {"/usr/bin/env", "gcc-4.7"}, type = "gcc"})
-table.insert(ccs, {path = {"/usr/bin/env", "clang"}, type = "clang"})
-table.insert(ccs, {path = {"/usr/bin/env", "icc"}, type = "gcc"})
+table.insert(ccs, { path = { '/usr/bin/env', 'cc' }, type = 'gcc' })
+table.insert(ccs, { path = { '/usr/bin/env', 'gcc' }, type = 'gcc' })
+table.insert(ccs, { path = { '/usr/bin/env', 'gcc-4.9' }, type = 'gcc' })
+table.insert(ccs, { path = { '/usr/bin/env', 'gcc-4.8' }, type = 'gcc' })
+table.insert(ccs, { path = { '/usr/bin/env', 'gcc-4.7' }, type = 'gcc' })
+table.insert(ccs, { path = { '/usr/bin/env', 'clang' }, type = 'clang' })
+table.insert(ccs, { path = { '/usr/bin/env', 'icc' }, type = 'gcc' })
-- parse Makefile format dependencies into a Lua table
--- @param deps string
--- @return string[]
local function parse_make_deps(deps)
-- remove line breaks and line concatenators
- deps = deps:gsub("\n", ""):gsub("\\", "")
+ deps = deps:gsub('\n', ''):gsub('\\', '')
-- remove the Makefile "target:" element
- deps = deps:gsub(".+:", "")
+ deps = deps:gsub('.+:', '')
-- remove redundant spaces
- deps = deps:gsub(" +", " ")
+ deps = deps:gsub(' +', ' ')
-- split according to token (space in this case)
local headers = {} --- @type string[]
- for token in deps:gmatch("[^%s]+") do
+ for token in deps:gmatch('[^%s]+') do
-- headers[token] = true
headers[#headers + 1] = token
end
@@ -50,9 +50,9 @@ local function parse_make_deps(deps)
-- resolve path redirections (..) to normalize all paths
for i, v in ipairs(headers) do
-- double dots (..)
- headers[i] = v:gsub("/[^/%s]+/%.%.", "")
+ headers[i] = v:gsub('/[^/%s]+/%.%.', '')
-- single dot (.)
- headers[i] = v:gsub("%./", "")
+ headers[i] = v:gsub('%./', '')
end
return headers
@@ -80,7 +80,7 @@ local function headerize(headers, global)
formatted[#formatted + 1] = string.format(fmt, hdr)
end
- return table.concat(formatted, "\n")
+ return table.concat(formatted, '\n')
end
--- @class Gcc
@@ -90,8 +90,8 @@ end
--- @field get_declarations_extra_flags string[]
local Gcc = {
preprocessor_extra_flags = {},
- get_defines_extra_flags = {'-std=c99', '-dM', '-E'},
- get_declarations_extra_flags = {'-std=c99', '-P', '-E'},
+ get_defines_extra_flags = { '-std=c99', '-dM', '-E' },
+ get_declarations_extra_flags = { '-std=c99', '-P', '-E' },
}
--- @param name string
@@ -115,13 +115,13 @@ end
function Gcc:init_defines()
-- preprocessor flags that will hopefully make the compiler produce C
-- declarations that the LuaJIT ffi understands.
- self:define('aligned', {'ARGS'}, '')
- self:define('__attribute__', {'ARGS'}, '')
- self:define('__asm', {'ARGS'}, '')
- self:define('__asm__', {'ARGS'}, '')
+ self:define('aligned', { 'ARGS' }, '')
+ self:define('__attribute__', { 'ARGS' }, '')
+ self:define('__asm', { 'ARGS' }, '')
+ self:define('__asm__', { 'ARGS' }, '')
self:define('__inline__', nil, '')
self:define('EXTERN', nil, 'extern')
- self:define('INIT', {'...'}, '')
+ self:define('INIT', { '...' }, '')
self:define('_GNU_SOURCE')
self:define('INCLUDE_GENERATED_DECLARATIONS')
self:define('UNIT_TESTING')
@@ -158,9 +158,9 @@ end
--- @return string[]?
function Gcc:dependencies(hdr)
--- @type string
- local cmd = argss_to_cmd(self.path, {'-M', hdr}) .. ' 2>&1'
+ local cmd = argss_to_cmd(self.path, { '-M', hdr }) .. ' 2>&1'
local out = assert(io.popen(cmd))
- local deps = out:read("*a")
+ local deps = out:read('*a')
out:close()
if deps then
return parse_make_deps(deps)
@@ -174,10 +174,14 @@ function Gcc:filter_standard_defines(defines)
local pseudoheader_fname = 'tmp_empty_pseudoheader.h'
local pseudoheader_file = assert(io.open(pseudoheader_fname, 'w'))
pseudoheader_file:close()
- local standard_defines = assert(repeated_read_cmd(self.path,
- self.preprocessor_extra_flags,
- self.get_defines_extra_flags,
- {pseudoheader_fname}))
+ local standard_defines = assert(
+ repeated_read_cmd(
+ self.path,
+ self.preprocessor_extra_flags,
+ self.get_defines_extra_flags,
+ { pseudoheader_fname }
+ )
+ )
os.remove(pseudoheader_fname)
self.standard_defines = {} --- @type table<string,true>
for line in standard_defines:gmatch('[^\n]+') do
@@ -192,7 +196,7 @@ function Gcc:filter_standard_defines(defines)
end
end
- return table.concat(ret, "\n")
+ return table.concat(ret, '\n')
end
--- returns a stream representing a preprocessed form of the passed-in headers.
@@ -202,24 +206,33 @@ end
--- @return string, string
function Gcc:preprocess(previous_defines, ...)
-- create pseudo-header
- local pseudoheader = headerize({...}, false)
+ local pseudoheader = headerize({ ... }, false)
local pseudoheader_fname = 'tmp_pseudoheader.h'
local pseudoheader_file = assert(io.open(pseudoheader_fname, 'w'))
pseudoheader_file:write(previous_defines)
- pseudoheader_file:write("\n")
+ pseudoheader_file:write('\n')
pseudoheader_file:write(pseudoheader)
pseudoheader_file:flush()
pseudoheader_file:close()
- local defines = assert(repeated_read_cmd(self.path, self.preprocessor_extra_flags,
- self.get_defines_extra_flags,
- {pseudoheader_fname}))
+ local defines = assert(
+ repeated_read_cmd(
+ self.path,
+ self.preprocessor_extra_flags,
+ self.get_defines_extra_flags,
+ { pseudoheader_fname }
+ )
+ )
defines = self:filter_standard_defines(defines)
- local declarations = assert(repeated_read_cmd(self.path,
- self.preprocessor_extra_flags,
- self.get_declarations_extra_flags,
- {pseudoheader_fname}))
+ local declarations = assert(
+ repeated_read_cmd(
+ self.path,
+ self.preprocessor_extra_flags,
+ self.get_declarations_extra_flags,
+ { pseudoheader_fname }
+ )
+ )
os.remove(pseudoheader_fname)
@@ -233,10 +246,10 @@ end
--- @return Gcc?
local function find_best_cc(compilers)
for _, meta in pairs(compilers) do
- local version = assert(io.popen(tostring(meta.path) .. " -v 2>&1"))
+ local version = assert(io.popen(tostring(meta.path) .. ' -v 2>&1'))
version:close()
if version then
- return Gcc:new({path = meta.path})
+ return Gcc:new({ path = meta.path })
end
end
end
generated by cgit (git 2.34.1) at 2025-04-28 14:00:55 +0000