1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
# -*- cmake -*-
#
# Compilation options shared by all Second Life components.
#*****************************************************************************
# It's important to realize that CMake implicitly concatenates
# CMAKE_CXX_FLAGS with (e.g.) CMAKE_CXX_FLAGS_RELEASE for Release builds. So
# set switches in CMAKE_CXX_FLAGS that should affect all builds, but in
# CMAKE_CXX_FLAGS_RELEASE or CMAKE_CXX_FLAGS_RELWITHDEBINFO for switches
# that should affect only that build variant.
#
# Also realize that CMAKE_CXX_FLAGS may already be partially populated on
# entry to this file.
#*****************************************************************************
include_guard()
include(Variables)
# We go to some trouble to set LL_BUILD to the set of relevant compiler flags.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} $ENV{LL_BUILD}")
# Given that, all the flags you see added below are flags NOT present in
# https://bitbucket.org/lindenlab/viewer-build-variables/src/tip/variables.
# Before adding new ones here, it's important to ask: can this flag really be
# applied to the viewer only, or should/must it be applied to all 3p libraries
# as well?
# Portable compilation flags.
add_compile_definitions( ADDRESS_SIZE=${ADDRESS_SIZE})
# Configure crash reporting
set(RELEASE_CRASH_REPORTING OFF CACHE BOOL "Enable use of crash reporting in release builds")
set(NON_RELEASE_CRASH_REPORTING OFF CACHE BOOL "Enable use of crash reporting in developer builds")
if(RELEASE_CRASH_REPORTING)
add_compile_definitions( LL_SEND_CRASH_REPORTS=1)
endif()
if(NON_RELEASE_CRASH_REPORTING)
add_compile_definitions( LL_SEND_CRASH_REPORTS=1)
endif()
# Don't bother with a MinSizeRel or Debug builds.
set(CMAKE_CONFIGURATION_TYPES "RelWithDebInfo;Release" CACHE STRING "Supported build types." FORCE)
# Platform-specific compilation flags.
if (WINDOWS)
# Don't build DLLs.
set(BUILD_SHARED_LIBS OFF)
# for "backwards compatibility", cmake sneaks in the Zm1000 option which royally
# screws incredibuild. this hack disables it.
# for details see: http://connect.microsoft.com/VisualStudio/feedback/details/368107/clxx-fatal-error-c1027-inconsistent-values-for-ym-between-creation-and-use-of-precompiled-headers
# http://www.ogre3d.org/forums/viewtopic.php?f=2&t=60015
# http://www.cmake.org/pipermail/cmake/2009-September/032143.html
string(REPLACE "/Zm1000" " " CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
# Without PreferredToolArchitecture=x64, as of 2020-06-26 the 32-bit
# compiler on our TeamCity build hosts has started running out of virtual
# memory for the precompiled header file.
# CP changed to only append the flag for 32bit builds - on 64bit builds,
# locally at least, the build output is spammed with 1000s of 'D9002'
# warnings about this switch being ignored.
if(ADDRESS_SIZE EQUAL 32 AND DEFINED ENV{"TEAMCITY_PROJECT_NAME"})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /p:PreferredToolArchitecture=x64")
endif()
# zlib has assembly-language object files incompatible with SAFESEH
add_link_options(/LARGEADDRESSAWARE
/SAFESEH:NO
/NODEFAULTLIB:LIBCMT
/IGNORE:4099)
add_definitions(
-DNOMINMAX
# /DDOM_DYNAMIC # For shared library colladadom
)
add_compile_options(
/Zo
/GS
/TP
/W3
/c
/Zc:forScope
/nologo
/Oy-
/fp:fast
/MP
)
# Nicky: x64 implies SSE2
if( ADDRESS_SIZE EQUAL 32 )
add_compile_options( /arch:SSE2 )
endif()
# Are we using the crummy Visual Studio KDU build workaround?
if (NOT VS_DISABLE_FATAL_WARNINGS)
add_compile_options(/WX)
endif (NOT VS_DISABLE_FATAL_WARNINGS)
#ND: When using something like buildcache (https://github.com/mbitsnbites/buildcache)
# to make those wrappers work /Zi must be changed to /Z7, as /Zi due to it's nature is not compatible with caching
if( ${CMAKE_CXX_COMPILER_LAUNCHER} MATCHES ".*cache.*")
add_compile_options( /Z7 )
string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
string(REPLACE "/Zi" "/Z7" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "/Zi" "/Z7" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
endif()
endif (WINDOWS)
if (LINUX)
set(CMAKE_SKIP_RPATH TRUE)
# EXTERNAL_TOS
# force this platform to accept TOS via external browser
# LL_IGNORE_SIGCHLD
# don't catch SIGCHLD in our base application class for the viewer - some of
# our 3rd party libs may need their *own* SIGCHLD handler to work. Sigh! The
# viewer doesn't need to catch SIGCHLD anyway.
add_compile_definitions(
_REENTRANT
_FORTIFY_SOURCE=2
EXTERNAL_TOS
APPID=secondlife
LL_IGNORE_SIGCHLD
)
add_compile_options(
-fexceptions
-fno-math-errno
-fno-strict-aliasing
-fsigned-char
-msse2
-mfpmath=sse
-pthread
-Wno-parentheses
-Wno-deprecated
-fvisibility=hidden
)
if (ADDRESS_SIZE EQUAL 32)
add_compile_options(-march=pentium4)
endif (ADDRESS_SIZE EQUAL 32)
# this stops us requiring a really recent glibc at runtime
add_compile_options(-fno-stack-protector)
# linking can be very memory-hungry, especially the final viewer link
set(CMAKE_CXX_LINK_FLAGS "-Wl,--no-keep-memory")
set(CMAKE_CXX_FLAGS_DEBUG "-fno-inline ${CMAKE_CXX_FLAGS_DEBUG}")
endif (LINUX)
if (DARWIN)
# Warnings should be fatal -- thanks, Nicky Perian, for spotting reversed default
set(CLANG_DISABLE_FATAL_WARNINGS OFF)
set(CMAKE_CXX_LINK_FLAGS "-Wl,-headerpad_max_install_names,-search_paths_first")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_CXX_LINK_FLAGS}")
set(DARWIN_extra_cstar_flags "-Wno-unused-local-typedef -Wno-deprecated-declarations")
# Ensure that CMAKE_CXX_FLAGS has the correct -g debug information format --
# see Variables.cmake.
string(REPLACE "-gdwarf-2" "-g${CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT}"
CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DARWIN_extra_cstar_flags}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${DARWIN_extra_cstar_flags}")
# NOTE: it's critical that the optimization flag is put in front.
# NOTE: it's critical to have both CXX_FLAGS and C_FLAGS covered.
## Really?? On developer machines too?
##set(ENABLE_SIGNING TRUE)
##set(SIGNING_IDENTITY "Developer ID Application: Linden Research, Inc.")
# required for clang-15/xcode-15 since our boost package still uses deprecated std::unary_function/binary_function
# see https://developer.apple.com/documentation/xcode-release-notes/xcode-15-release-notes#C++-Standard-Library
add_compile_definitions(_LIBCPP_ENABLE_CXX17_REMOVED_UNARY_BINARY_FUNCTION)
endif (DARWIN)
if (LINUX OR DARWIN)
set(GCC_WARNINGS -Wall -Wno-sign-compare -Wno-trigraphs)
if (NOT GCC_DISABLE_FATAL_WARNINGS)
list(APPEND GCC_WARNINGS -Werror)
endif (NOT GCC_DISABLE_FATAL_WARNINGS)
list(APPEND GCC_WARNINGS -Wno-reorder -Wno-non-virtual-dtor )
add_compile_options(${GCC_WARNINGS})
add_compile_options(-m${ADDRESS_SIZE})
endif (LINUX OR DARWIN)
|
