| include(CheckCSourceCompiles) |
| # The begin of the sources (macros and includes) |
| set(_source_epilogue "#undef inline") |
| |
| macro(add_header_include check header) |
| if(${check}) |
| set(_source_epilogue "${_source_epilogue}\n#include <${header}>") |
| endif(${check}) |
| endmacro(add_header_include) |
| |
| set(signature_call_conv) |
| if(HAVE_WINDOWS_H) |
| add_header_include(HAVE_WINSOCK2_H "winsock2.h") |
| add_header_include(HAVE_WINDOWS_H "windows.h") |
| add_header_include(HAVE_WINSOCK_H "winsock.h") |
| set(_source_epilogue |
| "${_source_epilogue}\n#ifndef WIN32_LEAN_AND_MEAN\n#define WIN32_LEAN_AND_MEAN\n#endif") |
| set(signature_call_conv "PASCAL") |
| if(HAVE_LIBWS2_32) |
| set(CMAKE_REQUIRED_LIBRARIES ws2_32) |
| endif() |
| else(HAVE_WINDOWS_H) |
| add_header_include(HAVE_SYS_TYPES_H "sys/types.h") |
| add_header_include(HAVE_SYS_SOCKET_H "sys/socket.h") |
| endif(HAVE_WINDOWS_H) |
| |
| check_c_source_compiles("${_source_epilogue} |
| int main(void) { |
| recv(0, 0, 0, 0); |
| return 0; |
| }" curl_cv_recv) |
| if(curl_cv_recv) |
| if(NOT DEFINED curl_cv_func_recv_args OR "${curl_cv_func_recv_args}" STREQUAL "unknown") |
| foreach(recv_retv "int" "ssize_t" ) |
| foreach(recv_arg1 "int" "ssize_t" "SOCKET") |
| foreach(recv_arg2 "void *" "char *") |
| foreach(recv_arg3 "size_t" "int" "socklen_t" "unsigned int") |
| foreach(recv_arg4 "int" "unsigned int") |
| if(NOT curl_cv_func_recv_done) |
| unset(curl_cv_func_recv_test CACHE) |
| check_c_source_compiles(" |
| ${_source_epilogue} |
| extern ${recv_retv} ${signature_call_conv} |
| recv(${recv_arg1}, ${recv_arg2}, ${recv_arg3}, ${recv_arg4}); |
| int main(void) { |
| ${recv_arg1} s=0; |
| ${recv_arg2} buf=0; |
| ${recv_arg3} len=0; |
| ${recv_arg4} flags=0; |
| ${recv_retv} res = recv(s, buf, len, flags); |
| (void) res; |
| return 0; |
| }" |
| curl_cv_func_recv_test) |
| message(STATUS |
| "Tested: ${recv_retv} recv(${recv_arg1}, ${recv_arg2}, ${recv_arg3}, ${recv_arg4})") |
| if(curl_cv_func_recv_test) |
| set(curl_cv_func_recv_args |
| "${recv_arg1},${recv_arg2},${recv_arg3},${recv_arg4},${recv_retv}") |
| set(RECV_TYPE_ARG1 "${recv_arg1}") |
| set(RECV_TYPE_ARG2 "${recv_arg2}") |
| set(RECV_TYPE_ARG3 "${recv_arg3}") |
| set(RECV_TYPE_ARG4 "${recv_arg4}") |
| set(RECV_TYPE_RETV "${recv_retv}") |
| set(HAVE_RECV 1) |
| set(curl_cv_func_recv_done 1) |
| endif(curl_cv_func_recv_test) |
| endif(NOT curl_cv_func_recv_done) |
| endforeach(recv_arg4) |
| endforeach(recv_arg3) |
| endforeach(recv_arg2) |
| endforeach(recv_arg1) |
| endforeach(recv_retv) |
| else() |
| string(REGEX REPLACE "^([^,]*),[^,]*,[^,]*,[^,]*,[^,]*$" "\\1" RECV_TYPE_ARG1 "${curl_cv_func_recv_args}") |
| string(REGEX REPLACE "^[^,]*,([^,]*),[^,]*,[^,]*,[^,]*$" "\\1" RECV_TYPE_ARG2 "${curl_cv_func_recv_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,([^,]*),[^,]*,[^,]*$" "\\1" RECV_TYPE_ARG3 "${curl_cv_func_recv_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,[^,]*,([^,]*),[^,]*$" "\\1" RECV_TYPE_ARG4 "${curl_cv_func_recv_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,[^,]*,[^,]*,([^,]*)$" "\\1" RECV_TYPE_RETV "${curl_cv_func_recv_args}") |
| endif() |
| |
| if("${curl_cv_func_recv_args}" STREQUAL "unknown") |
| message(FATAL_ERROR "Cannot find proper types to use for recv args") |
| endif("${curl_cv_func_recv_args}" STREQUAL "unknown") |
| else(curl_cv_recv) |
| message(FATAL_ERROR "Unable to link function recv") |
| endif(curl_cv_recv) |
| set(curl_cv_func_recv_args "${curl_cv_func_recv_args}" CACHE INTERNAL "Arguments for recv") |
| set(HAVE_RECV 1) |
| |
| check_c_source_compiles("${_source_epilogue} |
| int main(void) { |
| send(0, 0, 0, 0); |
| return 0; |
| }" curl_cv_send) |
| if(curl_cv_send) |
| if(NOT DEFINED curl_cv_func_send_args OR "${curl_cv_func_send_args}" STREQUAL "unknown") |
| foreach(send_retv "int" "ssize_t" ) |
| foreach(send_arg1 "int" "ssize_t" "SOCKET") |
| foreach(send_arg2 "const void *" "void *" "char *" "const char *") |
| foreach(send_arg3 "size_t" "int" "socklen_t" "unsigned int") |
| foreach(send_arg4 "int" "unsigned int") |
| if(NOT curl_cv_func_send_done) |
| unset(curl_cv_func_send_test CACHE) |
| check_c_source_compiles(" |
| ${_source_epilogue} |
| extern ${send_retv} ${signature_call_conv} |
| send(${send_arg1}, ${send_arg2}, ${send_arg3}, ${send_arg4}); |
| int main(void) { |
| ${send_arg1} s=0; |
| ${send_arg2} buf=0; |
| ${send_arg3} len=0; |
| ${send_arg4} flags=0; |
| ${send_retv} res = send(s, buf, len, flags); |
| (void) res; |
| return 0; |
| }" |
| curl_cv_func_send_test) |
| message(STATUS |
| "Tested: ${send_retv} send(${send_arg1}, ${send_arg2}, ${send_arg3}, ${send_arg4})") |
| if(curl_cv_func_send_test) |
| string(REGEX REPLACE "(const) .*" "\\1" send_qual_arg2 "${send_arg2}") |
| string(REGEX REPLACE "const (.*)" "\\1" send_arg2 "${send_arg2}") |
| set(curl_cv_func_send_args |
| "${send_arg1},${send_arg2},${send_arg3},${send_arg4},${send_retv},${send_qual_arg2}") |
| set(SEND_TYPE_ARG1 "${send_arg1}") |
| set(SEND_TYPE_ARG2 "${send_arg2}") |
| set(SEND_TYPE_ARG3 "${send_arg3}") |
| set(SEND_TYPE_ARG4 "${send_arg4}") |
| set(SEND_TYPE_RETV "${send_retv}") |
| set(HAVE_SEND 1) |
| set(curl_cv_func_send_done 1) |
| endif(curl_cv_func_send_test) |
| endif(NOT curl_cv_func_send_done) |
| endforeach(send_arg4) |
| endforeach(send_arg3) |
| endforeach(send_arg2) |
| endforeach(send_arg1) |
| endforeach(send_retv) |
| else() |
| string(REGEX REPLACE "^([^,]*),[^,]*,[^,]*,[^,]*,[^,]*,[^,]*$" "\\1" SEND_TYPE_ARG1 "${curl_cv_func_send_args}") |
| string(REGEX REPLACE "^[^,]*,([^,]*),[^,]*,[^,]*,[^,]*,[^,]*$" "\\1" SEND_TYPE_ARG2 "${curl_cv_func_send_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,([^,]*),[^,]*,[^,]*,[^,]*$" "\\1" SEND_TYPE_ARG3 "${curl_cv_func_send_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,[^,]*,([^,]*),[^,]*,[^,]*$" "\\1" SEND_TYPE_ARG4 "${curl_cv_func_send_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,[^,]*,[^,]*,([^,]*),[^,]*$" "\\1" SEND_TYPE_RETV "${curl_cv_func_send_args}") |
| string(REGEX REPLACE "^[^,]*,[^,]*,[^,]*,[^,]*,[^,]*,([^,]*)$" "\\1" SEND_QUAL_ARG2 "${curl_cv_func_send_args}") |
| endif() |
| |
| if("${curl_cv_func_send_args}" STREQUAL "unknown") |
| message(FATAL_ERROR "Cannot find proper types to use for send args") |
| endif("${curl_cv_func_send_args}" STREQUAL "unknown") |
| set(SEND_QUAL_ARG2 "const") |
| else(curl_cv_send) |
| message(FATAL_ERROR "Unable to link function send") |
| endif(curl_cv_send) |
| set(curl_cv_func_send_args "${curl_cv_func_send_args}" CACHE INTERNAL "Arguments for send") |
| set(HAVE_SEND 1) |
| |
| check_c_source_compiles("${_source_epilogue} |
| int main(void) { |
| int flag = MSG_NOSIGNAL; |
| (void)flag; |
| return 0; |
| }" HAVE_MSG_NOSIGNAL) |
| |
| if(NOT HAVE_WINDOWS_H) |
| add_header_include(HAVE_SYS_TIME_H "sys/time.h") |
| add_header_include(TIME_WITH_SYS_TIME "time.h") |
| add_header_include(HAVE_TIME_H "time.h") |
| endif() |
| check_c_source_compiles("${_source_epilogue} |
| int main(void) { |
| struct timeval ts; |
| ts.tv_sec = 0; |
| ts.tv_usec = 0; |
| (void)ts; |
| return 0; |
| }" HAVE_STRUCT_TIMEVAL) |
| |
| |
| include(CheckCSourceRuns) |
| # See HAVE_POLL in CMakeLists.txt for why poll is disabled on macOS |
| if(NOT APPLE) |
| set(CMAKE_REQUIRED_FLAGS) |
| if(HAVE_SYS_POLL_H) |
| set(CMAKE_REQUIRED_FLAGS "-DHAVE_SYS_POLL_H") |
| endif(HAVE_SYS_POLL_H) |
| check_c_source_runs(" |
| #ifdef HAVE_SYS_POLL_H |
| # include <sys/poll.h> |
| #endif |
| int main(void) { |
| return poll((void *)0, 0, 10 /*ms*/); |
| }" HAVE_POLL_FINE) |
| endif() |
| |
| set(HAVE_SIG_ATOMIC_T 1) |
| set(CMAKE_REQUIRED_FLAGS) |
| if(HAVE_SIGNAL_H) |
| set(CMAKE_REQUIRED_FLAGS "-DHAVE_SIGNAL_H") |
| set(CMAKE_EXTRA_INCLUDE_FILES "signal.h") |
| endif(HAVE_SIGNAL_H) |
| check_type_size("sig_atomic_t" SIZEOF_SIG_ATOMIC_T) |
| if(HAVE_SIZEOF_SIG_ATOMIC_T) |
| check_c_source_compiles(" |
| #ifdef HAVE_SIGNAL_H |
| # include <signal.h> |
| #endif |
| int main(void) { |
| static volatile sig_atomic_t dummy = 0; |
| (void)dummy; |
| return 0; |
| }" HAVE_SIG_ATOMIC_T_NOT_VOLATILE) |
| if(NOT HAVE_SIG_ATOMIC_T_NOT_VOLATILE) |
| set(HAVE_SIG_ATOMIC_T_VOLATILE 1) |
| endif(NOT HAVE_SIG_ATOMIC_T_NOT_VOLATILE) |
| endif(HAVE_SIZEOF_SIG_ATOMIC_T) |
| |
| if(HAVE_WINDOWS_H) |
| set(CMAKE_EXTRA_INCLUDE_FILES winsock2.h) |
| else() |
| set(CMAKE_EXTRA_INCLUDE_FILES) |
| if(HAVE_SYS_SOCKET_H) |
| set(CMAKE_EXTRA_INCLUDE_FILES sys/socket.h) |
| endif(HAVE_SYS_SOCKET_H) |
| endif() |
| |
| check_type_size("struct sockaddr_storage" SIZEOF_STRUCT_SOCKADDR_STORAGE) |
| if(HAVE_SIZEOF_STRUCT_SOCKADDR_STORAGE) |
| set(HAVE_STRUCT_SOCKADDR_STORAGE 1) |
| endif(HAVE_SIZEOF_STRUCT_SOCKADDR_STORAGE) |
| |