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cmake: Separate setting compiler warnings between C and CXX

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This is necessary because different warnings are restricted to one
compiler variant.
This commit is contained in:
Ralf Habacker 2021-11-17 09:35:11 +01:00 • committed by Simon McVittie
parent 85e6d21a0f
commit 8bf1bb0677
1 changed files with 12 additions and 8 deletions
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20
CMakeLists.txt
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@ -250,12 +250,12 @@ if(MSVC)
# see https://msdn.microsoft.com/en-us/library/z78503e6.aspx
# 4018 'expression' : signed/unsigned mismatch
set(WARNINGS "4018")
set(WARNINGS_C "4018")
# 4090 'operation' : different 'modifier' qualifiers
# 4101 'identifier' : unreferenced local variable
# 4127 conditional expression is constant
# 4244 'argument' : conversion from 'type1' to 'type2', possible loss of data
set(WARNINGS_DISABLED "4090 4101 4127 4244")
set(WARNINGS_C_DISABLED "4090 4101 4127 4244")
# 4002 too many actual parameters for macro 'identifier'
# 4003 not enough actual parameters for macro 'identifier'
# 4013 'function' undefined; assuming extern returning int
@ -264,24 +264,28 @@ if(MSVC)
# 4047 operator' : 'identifier1' differs in levels of indirection from 'identifier2'
# 4114 same type qualifier used more than once
# 4133 'type' : incompatible types - from 'type1' to 'type2'
set(WARNINGS_ERRORS "4002 4003 4013 4028 4031 4047 4114 4133")
set(WARNINGS_C_ERRORS "4002 4003 4013 4028 4031 4047 4114 4133")
if(DBUS_MSVC_ANALYZE AND MSVC_VERSION GREATER 1600)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /analyze")
endif()
else()
set(WARNINGS "sign-compare")
set(WARNINGS_DISABLED "")
set(WARNINGS_ERRORS
set(WARNINGS_C "sign-compare")
set(WARNINGS_C_DISABLED "")
set(WARNINGS_C_ERRORS
missing-prototypes
strict-prototypes
declaration-after-statement
implicit-function-declaration
undef
)
set(WARNINGS_CXX_ERRORS
undef
)
endif()
generate_warning_cflags(WARNINGS_CFLAGS "${WARNINGS}" "${WARNINGS_DISABLED}" "${WARNINGS_ERRORS}")
generate_warning_cflags(WARNINGS_CFLAGS "${WARNINGS_C}" "${WARNINGS_C_DISABLED}" "${WARNINGS_C_ERRORS}")
generate_warning_cflags(WARNINGS_CXXFLAGS "${WARNINGS_CXX}" "${WARNINGS_CXX_DISABLED}" "${WARNINGS_CXX_ERRORS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNINGS_CFLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNINGS_CFLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNINGS_CXXFLAGS}")
# let wine be able to show file and lines in backtrace
if(DBUS_USE_WINE)