1737e47f59
Viktor Szakats
2026-04-08
Subject
build: skip detecting `pipe2()` for Apple targets
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CMakeLists.txt+7 -1
| @@ -1646,7 +1646,6 @@ check_symbol_exists("getaddrinfo" "${CURL_INCLUDES};stdlib.h;string.h" HAVE_ | |
| check_symbol_exists("getifaddrs" "${CURL_INCLUDES};stdlib.h" HAVE_GETIFADDRS) # ifaddrs.h | |
| check_symbol_exists("freeaddrinfo" "${CURL_INCLUDES}" HAVE_FREEADDRINFO) # ws2tcpip.h sys/socket.h netdb.h | |
| check_function_exists("pipe" HAVE_PIPE) | |
| - | check_function_exists("pipe2" HAVE_PIPE2) |
| check_function_exists("eventfd" HAVE_EVENTFD) | |
| check_symbol_exists("getpeername" "${CURL_INCLUDES}" HAVE_GETPEERNAME) # winsock2.h unistd.h proto/bsdsocket.h | |
| check_symbol_exists("getsockname" "${CURL_INCLUDES}" HAVE_GETSOCKNAME) # winsock2.h unistd.h proto/bsdsocket.h | |
| @@ -1654,6 +1653,13 @@ check_function_exists("getrlimit" HAVE_GETRLIMIT) | |
| check_function_exists("setlocale" HAVE_SETLOCALE) | |
| check_function_exists("setrlimit" HAVE_SETRLIMIT) | |
| + | if(NOT APPLE) |
| + | # Apple platforms do not offer pipe2(), but the iPhone Simulator-specific |
| + | # /usr/lib/system/libsystem_sim_kernel.dylib exports it. To avoid false |
| + | # detection, omit this feature check for Apple targets. |
| + | check_function_exists("pipe2" HAVE_PIPE2) |
| + | endif() |
| + | |
| if(NOT WIN32) | |
| check_function_exists("if_nametoindex" HAVE_IF_NAMETOINDEX) # net/if.h | |
| check_function_exists("realpath" HAVE_REALPATH) | |
configure.ac+9 -1
| @@ -4127,7 +4127,6 @@ AC_CHECK_FUNCS([\ | |
| gettimeofday \ | |
| mach_absolute_time \ | |
| pipe \ | |
| - | pipe2 \ |
| poll \ | |
| sendmmsg \ | |
| sendmsg \ | |
| @@ -4137,6 +4136,15 @@ AC_CHECK_FUNCS([\ | |
| utimes \ | |
| ]) | |
| + | if test "$curl_cv_apple" != "yes"; then |
| + | dnl Apple platforms do not offer pipe2(), but the iPhone Simulator-specific |
| + | dnl /usr/lib/system/libsystem_sim_kernel.dylib exports it. To avoid false |
| + | dnl detection, omit this feature check for Apple targets. |
| + | AC_CHECK_FUNCS([\ |
| + | pipe2 \ |
| + | ]) |
| + | fi |
| + | |
| if test "$curl_cv_native_windows" != "yes"; then | |
| AC_CHECK_FUNCS([\ | |
| if_nametoindex \ | |