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(define TMPDIR (param "_GLOBAL_TMP_DIR"))
; obvious
(allow process-fork)
; allow reading system information like #CPUs, etc.
(allow sysctl-read)
; IPC
(allow ipc-posix*)
; Unix sockets
(allow system-socket)
; all runtime dependencies of libSystem.dylib
(allow file-read*
(literal "/usr/lib/libSystem.dylib")
(literal "/usr/lib/libSystem.B.dylib")
(literal "/usr/lib/libobjc.A.dylib")
(literal "/usr/lib/libobjc.dylib")
(literal "/usr/lib/libauto.dylib")
(literal "/usr/lib/libc++abi.dylib")
(literal "/usr/lib/libc++.1.dylib")
(literal "/usr/lib/libDiagnosticMessagesClient.dylib")
(subpath "/usr/lib/system"))
; tmp
(allow file* process-exec (literal "/tmp") (subpath TMPDIR))
; clang likes to read the system version
(allow file-read* (literal "/System/Library/CoreServices/SystemVersion.plist"))
; used for bootstrap builders
(allow process-exec* (literal "/bin/sh"))
; without this line clang cannot write to /dev/null, breaking some configure tests
(allow file-read-metadata (literal "/dev"))
; standard devices
(allow file*
(literal "/dev/null")
(literal "/dev/random")
(literal "/dev/stdin")
(literal "/dev/stdout")
(literal "/dev/tty")
(literal "/dev/urandom")
(literal "/dev/zero")
(subpath "/dev/fd"))
; does nothing, but reduces build noise
(allow file* (literal "/dev/dtracehelper"))
; ICU data and zoneinfo data are hardcoded
; both are in libicucore and zoneinfo is in libsystem_c as well
(allow file-read* (subpath "/usr/share/icu") (subpath "/usr/share/zoneinfo"))
; no idea what this is
(allow file-read-data (literal "/dev/autofs_nowait"))
; lots of autoconf projects want to list this directory
(allow file-read-metadata (literal "/var") (literal "/private/var/tmp"))
; send signals
(allow signal (target same-sandbox))
; allow getpwuid (for git and other packages)
(allow mach-lookup
(global-name "com.apple.system.notification_center")
(global-name "com.apple.system.opendirectoryd.libinfo"))
; allow networking on localhost
(allow network* (local ip) (remote unix-socket))
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