Auto-detect X11 dependency

This commit is contained in:
erorcun 2021-08-15 21:24:20 +03:00
parent 9deabc7b60
commit 4e40c6f2ed
9 changed files with 501 additions and 8 deletions

27
autoconf/LICENSE.txt Normal file
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@ -0,0 +1,27 @@
Copyright (c) 2016 Blizzard Entertainment and individual contributors.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of Premake nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

305
autoconf/api.lua Normal file
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---
-- Autoconfiguration.
-- Copyright (c) 2016 Blizzard Entertainment
-- Enhanced by re3
---
local p = premake
local autoconf = p.modules.autoconf
autoconf.cache = {}
autoconf.parameters = ""
---
-- register autoconfigure api.
---
p.api.register {
name = "autoconfigure",
scope = "config",
kind = "table"
}
---
-- Check for a particular include file.
--
-- @cfg : Current config.
-- @variable : The variable to store the result, such as 'HAVE_STDINT_H'.
-- @filename : The header file to check for.
---
function check_include(cfg, variable, filename)
local res = autoconf.cache_compile(cfg, variable, function ()
p.outln('#include <' .. filename .. '>')
p.outln('int main(void) { return 0; }')
end)
if res.value then
autoconf.set_value(cfg, variable, 1)
end
end
---
-- Check for size of a particular type.
--
-- @cfg : Current config.
-- @variable : The variable to use, such as 'SIZEOF_SIZE_T', this method will also add "'HAVE_' .. variable".
-- @type : The type to check.
-- @headers : An optional array of header files to include.
-- @defines : An optional array of defines to define.
---
function check_type_size(cfg, variable, type, headers, defines)
check_include(cfg, 'HAVE_SYS_TYPES_H', 'sys/types.h')
check_include(cfg, 'HAVE_STDINT_H', 'stdint.h')
check_include(cfg, 'HAVE_STDDEF_H', 'stddef.h')
local res = autoconf.cache_compile(cfg, variable .. cfg.platform,
function ()
if cfg.autoconf['HAVE_SYS_TYPES_H'] then
p.outln('#include <sys/types.h>')
end
if cfg.autoconf['HAVE_STDINT_H'] then
p.outln('#include <stdint.h>')
end
if cfg.autoconf['HAVE_STDDEF_H'] then
p.outln('#include <stddef.h>')
end
autoconf.include_defines(defines)
autoconf.include_headers(headers)
p.outln("")
p.outln("#define SIZE (sizeof(" .. type .. "))")
p.outln("char info_size[] = {'I', 'N', 'F', 'O', ':', 's','i','z','e','[',")
p.outln(" ('0' + ((SIZE / 10000)%10)),")
p.outln(" ('0' + ((SIZE / 1000)%10)),")
p.outln(" ('0' + ((SIZE / 100)%10)),")
p.outln(" ('0' + ((SIZE / 10)%10)),")
p.outln(" ('0' + (SIZE %10)),")
p.outln(" ']', '\\0'};")
p.outln("")
p.outln("int main(int argc, char *argv[]) {")
p.outln(" int require = 0;")
p.outln(" require += info_size[argc];")
p.outln(" (void)argv;")
p.outln(" return require;")
p.outln("}")
end,
function (e)
-- if the compile step succeeded, we should have a binary with 'INFO:size[*****]'
-- somewhere in there.
local content = io.readfile(e.binary)
if content then
local size = string.find(content, 'INFO:size')
if size then
e.size = tonumber(string.sub(content, size+10, size+14))
end
end
end
)
if res.size then
autoconf.set_value(cfg, 'HAVE_' .. variable, 1)
autoconf.set_value(cfg, variable, res.size)
end
end
---
-- Check if the given struct or class has the specified member variable
--
-- @cfg : current config.
-- @variable : variable to store the result.
-- @type : the name of the struct or class you are interested in
-- @member : the member which existence you want to check
-- @headers : an optional array of header files to include.
-- @defines : An optional array of defines to define.
---
function check_struct_has_member(cfg, variable, type, member, headers, defines)
local res = autoconf.cache_compile(cfg, variable, function ()
autoconf.include_defines(defines)
autoconf.include_headers(headers)
p.outln('int main(void) {')
p.outln(' (void)sizeof(((' .. type .. '*)0)->' .. member ..');')
p.outln(' return 0;')
p.outln('}')
end)
if res.value then
autoconf.set_value(cfg, variable, 1)
end
end
---
-- Check if a symbol exists as a function, variable, or macro
--
-- @cfg : current config.
-- @variable : variable to store the result.
-- @symbol : The symbol to check for.
-- @headers : an optional array of header files to include.
-- @defines : An optional array of defines to define.
---
function check_symbol_exists(cfg, variable, symbol, headers, defines)
local h = headers
local res = autoconf.cache_compile(cfg, variable, function ()
autoconf.include_defines(defines)
autoconf.include_headers(headers)
p.outln('int main(int argc, char** argv) {')
p.outln(' (void)argv;')
p.outln('#ifndef ' .. symbol)
p.outln(' return ((int*)(&' .. symbol .. '))[argc];')
p.outln('#else')
p.outln(' (void)argc;')
p.outln(' return 0;')
p.outln('#endif')
p.outln('}')
end)
if res.value then
autoconf.set_value(cfg, variable, 1)
end
end
---
-- try compiling a piece of c/c++
---
function autoconf.try_compile(cfg, cpp)
local ts = autoconf.toolset(cfg)
if ts then
return ts.try_compile(cfg, cpp, autoconf.parameters)
else
p.warnOnce('autoconf', 'no toolset found, autoconf always failing.')
end
end
function autoconf.cache_compile(cfg, entry, func, post)
if not autoconf.cache[entry] then
local cpp = p.capture(func)
local res = autoconf.try_compile(cfg, cpp)
if res then
local e = { binary = res, value = true }
if post then
post(e)
end
autoconf.cache[entry] = e
else
autoconf.cache[entry] = { }
end
end
return autoconf.cache[entry]
end
---
-- get the current configured toolset, or the default.
---
function autoconf.toolset(cfg)
local ts = p.config.toolset(cfg)
if not ts then
local tools = {
-- Actually we always return nil on msc. see msc.lua
['vs2010'] = p.tools.msc,
['vs2012'] = p.tools.msc,
['vs2013'] = p.tools.msc,
['vs2015'] = p.tools.msc,
['vs2017'] = p.tools.msc,
['vs2019'] = p.tools.msc,
['gmake'] = premake.tools.gcc,
['gmake2'] = premake.tools.gcc,
['codelite'] = premake.tools.gcc,
['xcode4'] = premake.tools.clang,
}
ts = tools[_ACTION]
end
return ts
end
---
-- store the value of the variable in the configuration
---
function autoconf.set_value(cfg, variable, value)
cfg.autoconf[variable] = value
end
---
-- write the cfg.autoconf table to the file
---
function autoconf.writefile(cfg, filename)
if cfg.autoconf then
local file = io.open(filename, "w+")
for variable, value in pairs(cfg.autoconf) do
file:write('#define ' .. variable .. ' ' .. tostring(value) .. (_eol or '\n'))
end
file:close()
end
end
---
-- Utility method to add a table of headers.
---
function autoconf.include_headers(headers)
if headers ~= nil then
if type(headers) == "table" then
for _, v in ipairs(headers) do
p.outln('#include <' .. v .. '>')
end
else
p.outln('#include <' .. headers .. '>')
end
end
end
function autoconf.include_defines(defines)
if defines ~= nil then
if type(defines) == "table" then
for _, v in ipairs(defines) do
p.outln('#define ' .. v)
end
else
p.outln('#define ' .. defines)
end
end
end
---
-- attach ourselfs to the running action.
---
p.override(p.action, 'call', function (base, name)
local a = p.action.get(name)
-- store the old callback.
local onBaseProject = a.onProject or a.onproject
-- override it with our own.
a.onProject = function(prj)
-- go through each configuration, and call the setup configuration methods.
for cfg in p.project.eachconfig(prj) do
cfg.autoconf = {}
if cfg.autoconfigure then
verbosef('Running auto config steps for "%s/%s".', prj.name, cfg.name)
for file, func in pairs(cfg.autoconfigure) do
func(cfg)
if not (file ~= "dontWrite") then
os.mkdir(cfg.objdir)
local filename = path.join(cfg.objdir, file)
autoconf.writefile(cfg, filename)
end
end
end
end
-- then call the old onProject.
if onBaseProject then
onBaseProject(prj)
end
end
-- now call the original action.call methods
base(name)
end)

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---
-- Autoconfiguration.
-- Copyright (c) 2016 Blizzard Entertainment
---
local p = premake
if not premake.modules.autoconf then
p.modules.autoconf = {}
p.modules.autoconf._VERSION = p._VERSION
verbosef('Loading autoconf module...')
include('api.lua')
include('msc.lua')
include('clang.lua')
include('gcc.lua')
end
return p.modules.autoconf

27
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@ -0,0 +1,27 @@
---
-- Autoconfiguration.
-- Copyright (c) 2016 Blizzard Entertainment
---
local p = premake
local clang = p.tools.clang
function clang.try_compile(cfg, text, parameters)
-- write the text to a temporary file.
local cppFile = path.join(cfg.objdir, "temp.cpp")
if not io.writefile(cppFile, text) then
return nil
end
if parameters == nil then
parameters = ""
end
local outFile = path.join(cfg.objdir, "temp.out")
-- compile that text file.
if os.execute('clang "' .. cppFile .. '" ' .. parameters .. ' -o "' .. outFile ..'" &> /dev/null') then
return outFile
else
return nil
end
end

27
autoconf/gcc.lua Normal file
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@ -0,0 +1,27 @@
---
-- Autoconfiguration.
-- Copyright (c) 2016 Blizzard Entertainment
---
local p = premake
local gcc = p.tools.gcc
function gcc.try_compile(cfg, text, parameters)
-- write the text to a temporary file.
local cppFile = path.join(cfg.objdir, "temp.cpp")
if not io.writefile(cppFile, text) then
return nil
end
if parameters == nil then
parameters = ""
end
local outFile = path.join(cfg.objdir, "temp.out")
-- compile that text file.
if os.execute('gcc "' .. cppFile .. '" ' .. parameters .. ' -o "' .. outFile ..'" &> /dev/null') then
return outFile
else
return nil
end
end

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autoconf/msc.lua Normal file
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@ -0,0 +1,62 @@
---
-- Autoconfiguration.
-- Copyright (c) 2016 Blizzard Entertainment
---
local p = premake
local msc = p.tools.msc
-- "parameters" is unused, matter of fact this file is unused - re3
function msc.try_compile(cfg, text, parameters)
return nil
--[[
-- write the text to a temporary file.
local cppFile = path.join(cfg.objdir, "temp.cpp")
if not io.writefile(cppFile, text) then
return nil
end
-- write out a batch file.
local batch = p.capture(function ()
p.outln('@echo off')
p.outln('SET mypath=%~dp0')
p.outln('pushd %mypath%')
local map = {
vs2010 = 'VS100COMNTOOLS',
vs2012 = 'VS110COMNTOOLS',
vs2013 = 'VS120COMNTOOLS',
vs2015 = 'VS140COMNTOOLS',
vs2017 = 'VS141COMNTOOLS',
vs2019 = 'VS142COMNTOOLS',
}
local a = map[_ACTION]
if a then
a = path.translate(os.getenv(a), '/')
a = path.join(a, '../../VC/vcvarsall.bat')
if cfg.platform == 'x86' then
p.outln('call "' .. a .. '" > NUL')
else
p.outln('call "' .. a .. '" amd64 > NUL')
end
p.outln('cl.exe /nologo temp.cpp > NUL')
else
error('Unsupported Visual Studio version: ' .. _ACTION)
end
end)
local batchFile = path.join(cfg.objdir, "compile.bat")
if not io.writefile(batchFile, batch) then
return nil
end
if os.execute(batchFile) then
return path.join(cfg.objdir, "temp.exe")
else
return nil
end
--]]
end

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@ -42,6 +42,8 @@ newoption {
description = "Don't print full paths into binary" description = "Don't print full paths into binary"
} }
require("autoconf")
if(_OPTIONS["with-librw"]) then if(_OPTIONS["with-librw"]) then
Librw = "vendor/librw" Librw = "vendor/librw"
else else
@ -365,6 +367,19 @@ project "reVC"
filter "platforms:win*glfw*" filter "platforms:win*glfw*"
staticruntime "off" staticruntime "off"
filter "platforms:*glfw*"
premake.modules.autoconf.parameters = "-lglfw -lX11"
autoconfigure {
-- iterates all configs and runs on them
["dontWrite"] = function (cfg)
check_symbol_exists(cfg, "haveX11", "glfwGetX11Display", { "X11/Xlib.h", "X11/XKBlib.h", "GLFW/glfw3.h", "GLFW/glfw3native.h" }, "GLFW_EXPOSE_NATIVE_X11")
if cfg.autoconf["haveX11"] then
table.insert(cfg.links, "X11")
table.insert(cfg.defines, "GET_KEYBOARD_INPUT_FROM_X11")
end
end
}
filter "platforms:win*oal" filter "platforms:win*oal"
includedirs { "vendor/openal-soft/include" } includedirs { "vendor/openal-soft/include" }
includedirs { "vendor/libsndfile/include" } includedirs { "vendor/libsndfile/include" }
@ -381,10 +396,10 @@ project "reVC"
libdirs { "vendor/openal-soft/libs/Win64" } libdirs { "vendor/openal-soft/libs/Win64" }
filter "platforms:linux*oal" filter "platforms:linux*oal"
links { "openal", "mpg123", "sndfile", "pthread", "X11" } links { "openal", "mpg123", "sndfile", "pthread" }
filter "platforms:bsd*oal" filter "platforms:bsd*oal"
links { "openal", "mpg123", "sndfile", "pthread", "X11" } links { "openal", "mpg123", "sndfile", "pthread" }
filter "platforms:macosx*oal" filter "platforms:macosx*oal"
links { "openal", "mpg123", "sndfile", "pthread" } links { "openal", "mpg123", "sndfile", "pthread" }

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@ -130,6 +130,22 @@ else()
set(${PROJECT}_C_CXX_EXTENSIONS OFF) set(${PROJECT}_C_CXX_EXTENSIONS OFF)
endif() endif()
if(LIBRW_PLATFORM_GL3 AND LIBRW_GL3_GFXLIB STREQUAL "GLFW")
include(CheckSymbolExists)
set(CMAKE_REQUIRED_LIBRARIES glfw)
set(CMAKE_REQUIRED_DEFINITIONS -DGLFW_EXPOSE_NATIVE_X11)
check_symbol_exists(glfwGetX11Display "GLFW/glfw3.h;GLFW/glfw3native.h" GLFW_HAS_X11)
unset(CMAKE_REQUIRED_DEFINITIONS)
unset(CMAKE_REQUIRED_LIBRARIES)
if (GLFW_HAS_X11)
find_package(X11 REQUIRED)
target_link_libraries(${EXECUTABLE} PRIVATE X11::X11)
target_compile_definitions(${EXECUTABLE} PRIVATE GET_KEYBOARD_INPUT_FROM_X11)
endif (GLFW_HAS_X11)
endif()
set_target_properties(${EXECUTABLE} set_target_properties(${EXECUTABLE}
PROPERTIES PROPERTIES
C_STANDARD 11 C_STANDARD 11

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@ -52,11 +52,7 @@ long _dwOperatingSystemVersion;
#include "Font.h" #include "Font.h"
#include "MemoryMgr.h" #include "MemoryMgr.h"
// We found out that GLFW's keyboard input handling is still pretty delayed/not stable, so now we fetch input from X11 directly on Linux. // This is defined on project-level, via premake5 or cmake
#if !defined _WIN32 && !defined __APPLE__ && !defined GTA_HANDHELD // && !defined WAYLAND
#define GET_KEYBOARD_INPUT_FROM_X11
#endif
#ifdef GET_KEYBOARD_INPUT_FROM_X11 #ifdef GET_KEYBOARD_INPUT_FROM_X11
#include <X11/Xlib.h> #include <X11/Xlib.h>
#include <X11/XKBlib.h> #include <X11/XKBlib.h>