In CMake >= 3.0 it is more idiomatic to set per-target compiler options than global compiler settings. I have kept these options and defines as `PRIVATE` so they won't be exported with the target.pull/12916/head
Carlos O'Ryan
2 years ago
parent
13c06cbb54
commit
3d586dc0e8
5 changed files with 84 additions and 49 deletions
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# Protocol Buffers - Google's data interchange format |
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# Copyright 2013 Google LLC All rights reserved. |
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# https://developers.google.com/protocol-buffers/ |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions are |
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# met: |
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# |
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# * Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# * Redistributions in binary form must reproduce the above |
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# copyright notice, this list of conditions and the following disclaimer |
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# in the documentation and/or other materials provided with the |
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# distribution. |
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# * Neither the name of Google Inc. nor the names of its |
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# contributors may be used to endorse or promote products derived from |
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# this software without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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|
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# Refactors configuration options set on all Protobuf targets |
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function(protobuf_configure_target target) |
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target_compile_features("${target}" PUBLIC cxx_std_14) |
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if (MSVC) |
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# Build with multiple processes |
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target_compile_options("${target}" PRIVATE /MP) |
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# Set source file and execution character sets to UTF-8 |
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target_compile_options("${target}" PRIVATE /utf-8) |
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# MSVC warning suppressions |
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target_compile_options("${target}" PRIVATE |
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/wd4065 # switch statement contains 'default' but no 'case' labels |
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/wd4146 # unary minus operator applied to unsigned type |
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/wd4244 # 'conversion' conversion from 'type1' to 'type2', possible loss of data |
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/wd4251 # 'identifier' : class 'type' needs to have dll-interface to be used by clients of class 'type2' |
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/wd4267 # 'var' : conversion from 'size_t' to 'type', possible loss of data |
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/wd4305 # 'identifier' : truncation from 'type1' to 'type2' |
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/wd4307 # 'operator' : integral constant overflow |
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/wd4309 # 'conversion' : truncation of constant value |
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/wd4334 # 'operator' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?) |
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/wd4355 # 'this' : used in base member initializer list |
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/wd4506 # no definition for inline function 'function' |
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/wd4800 # 'type' : forcing value to bool 'true' or 'false' (performance warning) |
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/wd4996 # The compiler encountered a deprecated declaration. |
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) |
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# Allow big object |
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target_compile_options("${target}" PRIVATE /bigobj) |
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endif () |
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if (protobuf_UNICODE) |
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target_compile_definitions("${target}" PRIVATE -DUNICODE -D_UNICODE) |
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endif () |
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target_compile_definitions("${target}" PRIVATE -DGOOGLE_PROTOBUF_CMAKE_BUILD) |
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|
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if (protobuf_DISABLE_RTTI) |
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target_compile_definitions("${target}" PRIVATE -DGOOGLE_PROTOBUF_NO_RTTI=1) |
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endif() |
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# The Intel compiler isn't able to deal with noinline member functions of |
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# template classes defined in headers. As such it spams the output with |
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# warning #2196: routine is both "inline" and "noinline" |
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# This silences that warning. |
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if (CMAKE_CXX_COMPILER_ID MATCHES Intel) |
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target_compile_options("${target}" PRIVATE -diag-disable=2196) |
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endif() |
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|
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if (HAVE_ZLIB) |
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target_compile_definitions("${target}" PRIVATE -DHAVE_ZLIB) |
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endif () |
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endfunction () |
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