unbound: import cmake build system

1 files changed, 208 insertions, 0 deletions

diff --git a/external/unbound/configure_checks.cmake b/external/unbound/configure_checks.cmake
new file mode 100644
index 000000000..281bcf971
--- /dev/null
+++ b/external/unbound/configure_checks.cmake
@@ -0,0 +1,208 @@
+include(CheckIncludeFile)
+include(CheckFunctionExists)
+include(CheckSymbolExists)
+include(CheckTypeSize)
+
+# Need expat.
+
+check_include_file(arpa/inet.h HAVE_ARPA_INET_H)
+check_include_file(endian.h HAVE_ENDIAN_H)
+check_include_file(dlfcn.h HAVE_DLFCN_H)
+check_include_file(event.h HAVE_EVENT_H)
+check_include_file(getopt.h HAVE_GETOPT_H)
+check_include_file(glob.h HAVE_GLOB_H)
+check_include_file(grp.h HAVE_GRP_H)
+check_include_file(inttypes.h HAVE_INTTYPES_H)
+check_include_file(iphlpapi.h HAVE_IPHLPAPI_H)
+check_include_file(login_cap.h HAVE_LOGIN_CAP_H)
+check_include_file(memory.h HAVE_MEMORY_H)
+check_include_file(netdb.h HAVE_NETDB_H)
+check_include_file(netinet/in.h HAVE_NETINET_IN_H)
+check_include_file(pwd.h HAVE_PWD_H)
+check_include_file(stdarg.h HAVE_STDARG_H)
+check_include_file(stdbool.h HAVE_STDBOOL_H)
+check_include_file(stdint.h HAVE_STDINT_H)
+check_include_file(stdlib.h HAVE_STDLIB_H)
+check_include_file(strings.h HAVE_STRINGS_H)
+check_include_file(string.h HAVE_STRING_H)
+check_include_file(sys/param.h HAVE_SYS_PARAM_H)
+check_include_file(sys/resource.h HAVE_SYS_RESOURCE_H)
+check_include_file(sys/sha2.h HAVE_SYS_SHA2_H)
+check_include_file(sys/socket.h HAVE_SYS_SOCKET_H)
+check_include_file(sys/stat.h HAVE_SYS_STAT_H)
+check_include_file(sys/sysctl.h HAVE_SYS_SYSCTL_H)
+check_include_file(sys/types.h HAVE_SYS_TYPES_H)
+check_include_file(sys/uio.h HAVE_SYS_UIO_H)
+check_include_file(sys/wait.h HAVE_SYS_WAIT_H)
+check_include_file(syslog.h HAVE_SYSLOG_H)
+check_include_file(time.h HAVE_TIME_H)
+check_include_file(unistd.h HAVE_UNISTD_H)
+check_include_file(vfork.h HAVE_VFORK_H)
+check_include_file(windows.h HAVE_WINDOWS_H)
+check_include_file(winsock2.h HAVE_WINSOCK2_H)
+check_include_file(ws2tcpip.h HAVE_WS2TCPIP_H)
+
+if (WIN32)
+  set(CMAKE_REQUIRED_LIBRARIES
+    iphlpapi
+    ws2_32)
+endif ()
+
+check_function_exists(arc4random HAVE_ARC4RANDOM)
+check_function_exists(arc4random_uniform HAVE_ARC4RANDOM_UNIFORM)
+check_function_exists(chown HAVE_CHOWN)
+check_function_exists(chroot HAVE_CHROOT)
+check_function_exists(ctime_r HAVE_CTIME_R)
+check_function_exists(daemon HAVE_DAEMON)
+check_function_exists(endprotoent HAVE_ENDPROTOENT)
+check_function_exists(endservent HAVE_ENDSERVENT)
+check_function_exists(fnctl HAVE_FNCTL)
+check_function_exists(fork HAVE_FORK)
+check_function_exists(fseeko HAVE_FSEEKO)
+check_function_exists(getaddrinfo HAVE_GETADDRINFO)
+check_function_exists(getentropy HAVE_GETENTROPY)
+check_function_exists(getpwnam HAVE_GETPWNAM)
+check_function_exists(getrlimit HAVE_GETRLIMIT)
+check_function_exists(glob HAVE_GLOB)
+check_function_exists(gmtime_r HAVE_GMTIME_R)
+check_function_exists(inet_aton HAVE_INET_ATON)
+check_function_exists(inet_ntop HAVE_INET_NTOP)
+check_function_exists(inet_pton HAVE_INET_PTON)
+check_function_exists(initgroups HAVE_INITGROUPS)
+check_function_exists(ioctlsocket HAVE_IOCTLSOCKET)
+check_function_exists(kill HAVE_KILL)
+check_function_exists(localtime_r HAVE_LOCALTIME_R)
+check_function_exists(malloc HAVE_MALLOC)
+check_function_exists(memmove HAVE_MEMMOVE)
+check_function_exists(random HAVE_RANDOM)
+check_function_exists(recvmsg HAVE_RECVMSG)
+check_function_exists(sbrk HAVE_SBRK)
+check_function_exists(sendmsg HAVE_SENDMSG)
+check_function_exists(setregid HAVE_SETREGID)
+check_function_exists(setresgid HAVE_SETRESGID)
+check_function_exists(setresuid HAVE_SETRESUID)
+check_function_exists(setreuid HAVE_SETREUID)
+check_function_exists(setrlimit HAVE_SETRLIMIT)
+check_function_exists(setsid HAVE_SETSID)
+check_function_exists(setusercontent HAVE_SETUSERCONTENT)
+check_function_exists(sigprocmask HAVE_SIGPROCMASK)
+check_function_exists(sleep HAVE_SLEEP)
+check_function_exists(snprintf HAVE_SNPRINTF)
+check_function_exists(socketpair HAVE_SOCKETPAIR)
+check_function_exists(srandom HAVE_SRANDOM)
+check_function_exists(strftime HAVE_STRFTIME)
+check_function_exists(strlcat HAVE_STRLCAT)
+check_function_exists(strlcpy HAVE_STRLCPY)
+check_function_exists(strptime HAVE_STRPTIME)
+check_function_exists(strlcpy HAVE_STRLCPY)
+check_function_exists(tzset HAVE_TZSET)
+check_function_exists(usleep HAVE_USLEEP)
+check_function_exists(writev HAVE_WRITEV)
+check_function_exists(_beginthreadex HAVE__BEGINTHREADEX)
+
+function (check_type_exists type variable header default)
+  set(CMAKE_EXTRA_INCLUDE_FILES "${header}")
+  check_type_size("${type}" "${variable}")
+
+  if (${variable} STREQUAL "")
+    set("${variable}" "${default}" PARENT_SCOPE)
+  else ()
+    set("${variable}" "" PARENT_SCOPE)
+  endif ()
+endfunction ()
+
+set(CMAKE_EXTRA_INCLUDE_FILES "time.h")
+check_type_size(time_t SIZEOF_TIME_T)
+set(CMAKE_EXTRA_INCLUDE_FILES)
+
+check_type_exists(gid_t gid_t "sys/types.h" int)
+check_type_exists(in_addr_t in_addr_t "netinet/in.h" uint32_t)
+check_type_exists(in_port_t in_port_t "netinet/in.h" uint16_t)
+check_type_exists(int16_t int16_t "sys/types.h" short)
+check_type_exists(int32_t int32_t "sys/types.h" int)
+check_type_exists(int64_t int64_t "sys/types.h" __int64)
+check_type_exists(int8_t int8_t "sys/types.h" char)
+check_type_exists(pid_t pid_t "sys/types.h" int)
+check_type_exists(rlim_t rlim_t "sys/resource.h" "unsigned long")
+check_type_exists(ssize_t ssize_t "sys/types.h" int)
+check_type_exists(uid_t uid_t "sys/types.h" int)
+check_type_exists(uint16_t uint16_t "sys/types.h" "unsigned short")
+check_type_exists(uint32_t uint32_t "sys/types.h" "unsigned int")
+check_type_exists(uint64_t uint64_t "sys/types.h" "unsigned long long")
+check_type_exists(uint8_t uint8_t "sys/types.h" "unsigned char")
+
+if (WIN32)
+  set(UB_ON_WINDOWS 1)
+endif ()
+
+if (MSVC)
+  set(inline __inline)
+  set(__func__ __FUNCTION__)
+endif ()
+
+if (NOT HAVE_VFORK)
+  set(vfork fork)
+endif ()
+
+# XXX: Check for broken malloc()?
+# XXX: Check for broken memcmp()?
+# XXX: Check for broken vfork()?
+# XXX: Check for one-arg mkdir?
+
+check_symbol_exists(PTHREAD_PRIO_INHERIT "pthread.h" HAVE_PTHREAD_PRIO_INHERIT)
+check_symbol_exists(pthread_rwlock_t "pthread.h" HAVE_PTHREAD_RWLOCK_T)
+check_symbol_exists(pthread_spinlock_t "pthread.h" HAVE_PTHREAD_SPINLOCK_T)
+
+# openssl
+set(CMAKE_REQUIRED_INCLUDES
+  ${OPENSSL_INCLUDE_DIR})
+
+check_include_file(openssl/conf.h HAVE_OPENSSL_CONF_H)
+check_include_file(openssl/engine.h HAVE_OPENSSL_ENGINE_H)
+check_include_file(openssl/err.h HAVE_OPENSSL_ERR_H)
+check_include_file(openssl/rand.h HAVE_OPENSSL_RAND_H)
+check_include_file(openssl/ssl.h HAVE_OPENSSL_SSL_H)
+
+set(CMAKE_REQUIRED_INCLUDES)
+
+check_symbol_exists(NID_secp384r1 "openssl/evp.h" HAVE_DECL_NID_SECP384R1)
+check_symbol_exists(NID_X9_62_prime256v1 "openssl/evp.h" HAVE_DECL_NID_X9_62_PRIME256V1)
+check_symbol_exists(sk_SSL_COMP_pop_free "openssl/ssl.h" HAVE_DECL_SK_SSL_COMP_POP_FREE)
+check_symbol_exists(SSL_COMP_get_compression_methods "openssl/ssl.h" HAVE_DECL_SSL_COMP_GET_COMPRESSION_METHODS)
+
+set(CMAKE_REQUIRED_LIBRARIES
+  ${OPENSSL_LIBRARIES})
+
+check_function_exists(EVP_sha1 HAVE_EVP_SHA1)
+check_function_exists(EVP_sha256 HAVE_EVP_SHA256)
+check_function_exists(EVP_sha512 HAVE_EVP_SHA512)
+check_function_exists(FIPS_mode HAVE_FIPS_MODE)
+check_function_exists(HMAC_CTX_init HAVE_HMAC_CTX_INIT)
+check_function_exists(OPENSSL_config HAVE_OPENSSL_CONFIG)
+check_function_exists(SHA512_Update HAVE_SHA512_UPDATE)
+
+set(CMAKE_REQUIRED_LIBRARIES)
+
+set(UNBOUND_CONFIGFILE "${CMAKE_INSTALL_PREFIX}/etc/unbound/unbound.conf"
+ CACHE STRING "default configuration file")
+set(UNBOUND_USERNAME "unbound"
+ CACHE STRING "default user that unbound changes to")
+set(UNBOUND_CHROOT_DIR "${CMAKE_INSTALL_PREFIX}/etc/unbound"
+ CACHE STRING "default directory to chroot to")
+set(UNBOUND_RUN_DIR "${CMAKE_INSTALL_PREFIX}/etc/unbound"
+ CACHE STRING "default directory to chroot to")
+set(UNBOUND_SHARE_DIR "${CMAKE_INSTALL_PREFIX}/etc/unbound"
+ CACHE STRING "default directory with shared data")
+set(UNBOUND_PIDFILE "${CMAKE_INSTALL_PREFIX}/etc/unbound/unbound.pid"
+ CACHE STRING "default pathname to the pidfile")
+
+# Copied from configure.ac.
+set(WINVER 0x0502)
+set(PACKAGE_VERSION "1.4.23")
+set(PACKAGE_NAME "${PROJECT_NAME}")
+set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
+set(MAXSYSLOGMSGLEN 10240)
+
+# Make assumptions.
+set(HAVE_WORKING_FORK ${HAVE_FORK})
+set(HAVE_WORKING_VFORK ${HAVE_VFORK})