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Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 00000000..37270d1d --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,283 @@ +# +# Copyright (C) 2015-2015 Oleg Alexeenkov +# Copyright (C) 2015-2019 Felix Weinrank +# +# 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 the project 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 PROJECT 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 PROJECT 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. +# + +project(usrsctplib C) +cmake_minimum_required(VERSION 3.0) + +# Debug build type as default +if (NOT CMAKE_BUILD_TYPE) + message(STATUS "No build type selected, using DEBUG") + set(CMAKE_BUILD_TYPE "DEBUG") +endif () + +include(CheckStructHasMember) +include(CheckIncludeFile) +include(CheckIncludeFiles) +include(CheckCCompilerFlag) + +################################################# +# CHECK OPTIONS +################################################# + +option(sctp_invariants "Add runtime checks" 0) +if (sctp_invariants) + add_definitions(-DINVARIANTS) +endif () + +option(sctp_debug "Provide debug information" 1) +if (sctp_debug) + add_definitions(-DSCTP_DEBUG) +endif () + +option(sctp_inet "Support IPv4" 1) +if (sctp_inet) + add_definitions(-DINET) +endif () + +option(sctp_inet6 "Support IPv6" 1) +if (sctp_inet6) + add_definitions(-DINET6) +endif () + +option(sctp_werror "Treat warning as error" 1) + +option(sctp_link_programs_static "Link example programs static" 0) + +option(sctp_build_programs "Build example programs" 1) + +option(sctp_sanitizer_address "Compile with address sanitizer" 0) + +option(sctp_sanitizer_memory "Compile with memory sanitizer" 0) + +option(sctp_build_fuzzer "Compile in clang fuzzing mode" 0) + +if (sctp_sanitizer_address AND sctp_sanitizer_memory) + message(FATAL_ERROR "Can not compile with both sanitizer options") +endif () + +if (sctp_link_programs_static OR WIN32) + set(programs_link_library "usrsctp-static") +else () + set(programs_link_library "usrsctp") +endif () + + +################################################# +# CHECK FOR TYPES AND FUNCTIONS +################################################# + +check_include_files("sys/queue.h" have_sys_queue_h) +if (have_sys_queue_h) + add_definitions(-DHAVE_SYS_QUEUE_H) +endif () + +check_include_files("sys/socket.h;linux/if_addr.h" have_linux_if_addr_h) +if (have_linux_if_addr_h) + add_definitions(-DHAVE_LINUX_IF_ADDR_H) +endif () + +check_include_files("sys/socket.h;linux/rtnetlink.h" have_linux_rtnetlink_h) +if (have_linux_rtnetlink_h) + add_definitions(-DHAVE_LINUX_RTNETLINK_H) +endif () + +check_include_files("sys/types.h;netinet/in.h;netinet/ip.h;netinet/ip_icmp.h" have_netinet_ip_icmp_h) +if (have_netinet_ip_icmp_h) + add_definitions(-DHAVE_NETINET_IP_ICMP_H) +endif () + +check_include_files("stdatomic.h" have_stdatomic_h) +if (have_stdatomic_h) + add_definitions(-DHAVE_STDATOMIC_H) +endif () + + +################################################# +# CHECK STRUCT MEMBERS +################################################# + +set(CMAKE_REQUIRED_INCLUDES "${CMAKE_CURRENT_SOURCE_DIR}/usrsctplib") + +check_include_file(usrsctp.h have_usrsctp_h) +if (NOT have_usrsctp_h) + message(FATAL_ERROR "usrsctp.h not found") +endif () + +check_struct_has_member("struct sockaddr" "sa_len" "sys/types.h;sys/socket.h" have_sa_len) +if (have_sa_len) + message(STATUS "have_sa_len") + add_definitions(-DHAVE_SA_LEN) +endif () + +check_struct_has_member("struct sockaddr_in" "sin_len" "sys/types.h;netinet/in.h" have_sin_len) +if (have_sin_len) + message(STATUS "have_sin_len") + add_definitions(-DHAVE_SIN_LEN) +endif () + +check_struct_has_member("struct sockaddr_in6" "sin6_len" "sys/types.h;netinet/in.h" have_sin6_len) +if (have_sin6_len) + message(STATUS "have_sin6_len") + add_definitions(-DHAVE_SIN6_LEN) +endif () + +check_struct_has_member("struct sockaddr_conn" "sconn_len" "usrsctp.h" have_sconn_len) +if (have_sconn_len) + message(STATUS "HAVE_SCONN_LEN") + add_definitions(-DHAVE_SCONN_LEN) +endif () + + +################################################# +# COMPILER SETTINGS +################################################# + +# Determine if compiler is Visual Studio compiler or Clang in MSVC compatible mode +if (CMAKE_C_COMPILER_ID MATCHES "MSVC" OR CMAKE_C_SIMULATE_ID MATCHES "MSVC") + set(C_COMPILER_IS_MSVC_LIKE TRUE) +endif() + +# SETTINGS FOR VISUAL STUDIO COMPILER +if (C_COMPILER_IS_MSVC_LIKE) + if (CMAKE_C_FLAGS MATCHES "/W[0-4]") + string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") + else () + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4") + endif () + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4100") # 'identifier' : unreferenced formal parameter + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4127") # conditional expression is constant + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4200") # nonstandard extension used : zero-sized array in struct/union + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4214") # bit field types other than int + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4706") # assignment within conditional expression + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4245") # 'conversion' : conversion from 'type1' to 'type2', signed/unsigned mismatch + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4389") # 'operator' : signed/unsigned mismatch + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4702") # unreachable code + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4701") # Potentially uninitialized local variable 'name' used + + # ToDo + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4244") # 'conversion' conversion from 'type1' to 'type2', possible loss of data + + if (sctp_werror) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /WX") + + if (CMAKE_C_COMPILER_ID MATCHES "Clang") + # temporary disable exta clang warnings preventing compilation + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /clang:-Wno-unused-function") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /clang:-Wno-missing-field-initializers") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /clang:-Wno-sign-compare") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /clang:-Wno-format") + endif() + endif () +# SETTINGS FOR UNIX COMPILER +elseif (CMAKE_C_COMPILER_ID MATCHES "Clang" OR CMAKE_C_COMPILER_ID MATCHES "AppleClang" OR CMAKE_C_COMPILER_ID MATCHES "GNU") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -pedantic -Wall -Wextra") + + check_c_compiler_flag(-Wfloat-equal has_wfloat_equal) + if (has_wfloat_equal) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wfloat-equal") + endif () + + check_c_compiler_flag(-Wshadow has_wshadow) + if (has_wshadow) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow") + endif () + + check_c_compiler_flag(-Wpointer-arith has_wpointer_aritih) + if (has_wpointer_aritih) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpointer-arith") + endif () + + check_c_compiler_flag(-Wunreachable-code has_wunreachable_code) + if (has_wunreachable_code) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wunreachable-code") + endif () + + check_c_compiler_flag(-Winit-self has_winit_self) + if (has_winit_self) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Winit-self") + endif () + + check_c_compiler_flag(-Wno-unused-function has_wno_unused_function) + if (has_wno_unused_function) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-function") + endif () + + check_c_compiler_flag(-Wno-unused-parameter has_wno_unused_parameter) + if (has_wno_unused_parameter) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-parameter") + endif () + + check_c_compiler_flag(-Wno-unreachable-code has_wno_unreachable_code) + if (has_wno_unreachable_code) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unreachable-code") + endif () + + check_c_compiler_flag(-Wstrict-prototypes has_wstrict_prototypes) + if (has_wstrict_prototypes) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wstrict-prototypes") + endif () + + if (sctp_werror) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror") + endif () + + if (sctp_sanitizer_address) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address,undefined,signed-integer-overflow -fno-omit-frame-pointer -fno-sanitize-recover=all -fsanitize-address-use-after-scope ") + endif () + + if (sctp_sanitizer_memory) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=memory -fno-omit-frame-pointer -fsanitize-memory-track-origins -fPIE") + endif () + + if (sctp_build_fuzzer) + set(CMAKE_BUILD_TYPE "DEBUG") + add_definitions(-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O1 -fsanitize=fuzzer-no-link") + endif () +endif () + +message(STATUS "Compiler flags (CMAKE_C_FLAGS): ${CMAKE_C_FLAGS}") + + +################################################# +# INCLUDE SUBDIRS +################################################# + +add_subdirectory(usrsctplib) + +if (sctp_build_programs) + add_subdirectory(programs) +endif () + +if (sctp_build_fuzzer) + add_subdirectory(fuzzer) +endif () |