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allow adding extra switches/flags to cmake_c/cxx_flags_init

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otavepto 2024-05-28 01:40:17 +03:00
parent 2201e94982
commit 5a44bf7b8e
1 changed files with 67 additions and 33 deletions
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100
premake5-deps.lua
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@ -189,7 +189,7 @@ if os.target() == 'windows' then
end
local function cmake_build(dep_folder, is_32, extra_defs)
local function cmake_build(dep_folder, is_32, extra_cmd_defs, c_flags_init, cxx_flags_init)
local dep_base = path.getabsolute(path.join(deps_dir, dep_folder))
local arch_iden = ''
if is_32 then
@ -215,56 +215,90 @@ local function cmake_build(dep_folder, is_32, extra_defs)
local cmake_common_defs_str = '-D' .. table.concat(cmake_common_defs, ' -D') .. ' -DCMAKE_INSTALL_PREFIX="' .. install_dir .. '"'
local cmd_gen = mycmake .. ' -S "' .. dep_base .. '" -B "' .. build_dir .. '" ' .. cmake_common_defs_str
-- arch
local all_cflags_init = {}
local all_cxxflags_init = {}
-- c/cxx init flags based on arch/action
if string.match(_ACTION, 'gmake.*') then
if is_32 then
local toolchain_file = path.join(deps_dir, 'toolchain_32.cmake')
if not io.writefile(toolchain_file, [[
set(CMAKE_C_FLAGS_INIT "-m32")
set(CMAKE_CXX_FLAGS_INIT "-m32")
]]) then
error("failed to create 32-bit cmake toolchain (gmake)")
return
end
cmd_gen = cmd_gen .. ' -DCMAKE_TOOLCHAIN_FILE="' .. toolchain_file .. '"'
table.insert(all_cflags_init, '-m32')
table.insert(all_cxxflags_init, '-m32')
end
elseif string.match(_ACTION, 'vs.+') then
-- these 2 are needed because mbedtls doesn't care about 'CMAKE_MSVC_RUNTIME_LIBRARY' for some reason
table.insert(all_cflags_init, '-MT')
table.insert(all_cflags_init, '-D_MT')
table.insert(all_cxxflags_init, '-MT')
table.insert(all_cxxflags_init, '-D_MT')
if is_32 then
cmd_gen = cmd_gen .. ' -A Win32'
else
cmd_gen = cmd_gen .. ' -A x64'
end
local toolchain_file = path.join(deps_dir, 'toolchain_vs.cmake')
-- these 2 are needed because mbedtls doesn't care about 'CMAKE_MSVC_RUNTIME_LIBRARY' for some reason
if not io.writefile(toolchain_file, [[
set(CMAKE_C_FLAGS_INIT "-MT -D_MT")
set(CMAKE_CXX_FLAGS_INIT "-MT -D_MT")
]]) then
error("failed to create vs cmake toolchain")
else
error("unsupported action for cmake build: " .. _ACTION)
return
end
-- add c/cxx extra init flags
if c_flags_init then
if type(c_flags_init) ~= 'table' then
error("unsupported type for c_flags_init: " .. type(c_flags_init))
return
end
for _, cval in pairs(c_flags_init) do
table.insert(all_cflags_init, cval)
end
end
if cxx_flags_init then
if type(cxx_flags_init) ~= 'table' then
error("unsupported type for cxx_flags_init: " .. type(cxx_flags_init))
return
end
for _, cval in pairs(cxx_flags_init) do
table.insert(all_cxxflags_init, cval)
end
end
-- convert to space-delimited str
local cflags_init_str = ''
if #all_cflags_init > 0 then
cflags_init_str = '"' .. table.concat(all_cflags_init, " ") .. '"'
end
local cxxflags_init_str = ''
if #all_cxxflags_init > 0 then
cxxflags_init_str = '"' .. table.concat(all_cxxflags_init, " ") .. '"'
end
-- write toolchain file
local toolchain_file_content = ''
if #cflags_init_str > 0 then
toolchain_file_content = toolchain_file_content .. 'set(CMAKE_C_FLAGS_INIT ' .. cflags_init_str .. ' )\n'
end
if #cxxflags_init_str > 0 then
toolchain_file_content = toolchain_file_content .. 'set(CMAKE_CXX_FLAGS_INIT ' .. cxxflags_init_str .. ' )\n'
end
if #toolchain_file_content > 0 then
local toolchain_file = path.join(dep_base, 'toolchain_' .. tostring(is_32) .. '_' .. _ACTION .. '_' .. _OS .. '.precmt')
if not io.writefile(toolchain_file, toolchain_file_content) then
error("failed to write cmake toolchain")
return
end
cmd_gen = cmd_gen .. ' -DCMAKE_TOOLCHAIN_FILE="' .. toolchain_file .. '"'
else
error("unsupported action: " .. _ACTION)
return
end
-- add extra defs
if extra_defs then
if type(extra_defs) == 'table' then
if #extra_defs > 0 then
local extra_defs_str = ' -D' .. table.concat(extra_defs, ' -D')
cmd_gen = cmd_gen .. extra_defs_str
end
elseif type(extra_defs) == 'string' then
cmd_gen = cmd_gen .. ' ' .. extra_defs
else
error("unsupported type for extra_defs: " .. type(extra_defs))
if extra_cmd_defs then
if type(extra_cmd_defs) ~= 'table' then
error("unsupported type for extra_cmd_defs: " .. type(extra_cmd_defs))
return
end
if #extra_cmd_defs > 0 then
local extra_defs_str = ' -D' .. table.concat(extra_cmd_defs, ' -D')
cmd_gen = cmd_gen .. extra_defs_str
end
end
-- verbose generation