Add NetBSD support in platform_interceptors.h

Summary:
Introduce SI_NETBSD for NetBSD.

Add NetBSD support for appropriate `SANITIZER_INTERCEPT_*`.

Part of the code inspired by the original work on libsanitizer in GCC 5.4 by Christos Zoulas.

Sponsored by <The NetBSD Foundation>

Reviewers: joerg, dim, kcc, alekseyshl, filcab, eugenis, vitalybuka

Reviewed By: vitalybuka

Subscribers: srhines, kubamracek, #sanitizers

Tags: #sanitizers

Differential Revision: https://reviews.llvm.org/D35468

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@308217 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 57 insertions, 41 deletions

diff --git a/lib/sanitizer_common/sanitizer_platform_interceptors.h b/lib/sanitizer_common/sanitizer_platform_interceptors.h
index 1bc43e817..12e8ecbe8 100644
--- a/lib/sanitizer_common/sanitizer_platform_interceptors.h
+++ b/lib/sanitizer_common/sanitizer_platform_interceptors.h
@@ -49,6 +49,12 @@
 # define SI_FREEBSD 0
 #endif
 
+#if SANITIZER_NETBSD
+# define SI_NETBSD 1
+#else
+# define SI_NETBSD 0
+#endif
+
 #if SANITIZER_LINUX
 # define SI_LINUX 1
 #else
@@ -111,7 +117,7 @@
 #define SANITIZER_INTERCEPT_MEMMEM \
   SI_NOT_WINDOWS && !SI_MAC_DEPLOYMENT_BELOW_10_7
 #define SANITIZER_INTERCEPT_MEMCHR 1
-#define SANITIZER_INTERCEPT_MEMRCHR SI_FREEBSD || SI_LINUX
+#define SANITIZER_INTERCEPT_MEMRCHR SI_FREEBSD || SI_LINUX || SI_NETBSD
 
 #define SANITIZER_INTERCEPT_READ   SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PREAD  SI_NOT_WINDOWS
@@ -127,7 +133,8 @@
 #define SANITIZER_INTERCEPT_READV SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_WRITEV SI_NOT_WINDOWS
 
-#define SANITIZER_INTERCEPT_PREADV SI_FREEBSD || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_PREADV \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PWRITEV SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PREADV64 SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PWRITEV64 SI_LINUX_NOT_ANDROID
@@ -142,7 +149,7 @@
 
 #ifndef SANITIZER_INTERCEPT_PRINTF
 # define SANITIZER_INTERCEPT_PRINTF SI_NOT_WINDOWS
-# define SANITIZER_INTERCEPT_PRINTF_L SI_FREEBSD
+# define SANITIZER_INTERCEPT_PRINTF_L SI_FREEBSD || SI_NETBSD
 # define SANITIZER_INTERCEPT_ISOC99_PRINTF SI_LINUX_NOT_ANDROID
 #endif
 
@@ -151,13 +158,14 @@
 
 #define SANITIZER_INTERCEPT_GETPWNAM_AND_FRIENDS SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_GETPWNAM_R_AND_FRIENDS \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_GETPWENT \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_FGETPWENT SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_GETPWENT_R SI_FREEBSD || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_GETPWENT_R \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SETPWENT SI_MAC || SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_CLOCK_GETTIME SI_FREEBSD || SI_LINUX
+#define SANITIZER_INTERCEPT_CLOCK_GETTIME SI_FREEBSD || SI_NETBSD || SI_LINUX
 #define SANITIZER_INTERCEPT_GETITIMER SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_TIME SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_GLOB SI_LINUX_NOT_ANDROID
@@ -200,41 +208,43 @@
 #define SANITIZER_INTERCEPT_MBSNRTOWCS SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_WCSTOMBS SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_WCSNRTOMBS \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_WCRTOMB \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_TCGETATTR SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_REALPATH SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_CONFSTR \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SCHED_GETAFFINITY SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_STRERROR SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_STRERROR_R SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_XPG_STRERROR_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SCANDIR \
-  SI_FREEBSD || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SCANDIR64 SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_GETGROUPS SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_POLL SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PPOLL SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_WORDEXP \
-  SI_FREEBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SIGWAIT SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_SIGWAITINFO SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SIGTIMEDWAIT SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SIGSETOPS \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SIGPENDING SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_SIGPROCMASK SI_NOT_WINDOWS
-#define SANITIZER_INTERCEPT_BACKTRACE SI_FREEBSD || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_BACKTRACE \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_GETMNTENT SI_LINUX
 #define SANITIZER_INTERCEPT_GETMNTENT_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_STATFS SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_STATFS64 \
   (SI_MAC && !SI_IOS) || SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_STATVFS SI_FREEBSD || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_STATVFS \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_STATVFS64 SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_INITGROUPS SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_ETHER_NTOA_ATON SI_NOT_WINDOWS
@@ -242,18 +252,19 @@
   SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_ETHER_R SI_FREEBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_SHMCTL \
-  ((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64)
+  SI_NETBSD ||                     \
+      ((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64)
 #define SANITIZER_INTERCEPT_RANDOM_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETINHERITSCHED \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETAFFINITY_NP SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPSHARED SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETTYPE SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPROTOCOL \
-  SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETPRIOCEILING \
-  SI_MAC || SI_LINUX_NOT_ANDROID
+  SI_MAC || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_MUTEXATTR_GETROBUST_NP SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_PTHREAD_RWLOCKATTR_GETPSHARED SI_NOT_WINDOWS
@@ -272,29 +283,31 @@
 #define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_DRAND48_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_RAND_R \
-  SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_ICONV SI_FREEBSD || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_ICONV \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_TIMES SI_NOT_WINDOWS
 
 // FIXME: getline seems to be available on OSX 10.7
-#define SANITIZER_INTERCEPT_GETLINE SI_FREEBSD || SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_GETLINE \
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 
-#define SANITIZER_INTERCEPT__EXIT SI_LINUX || SI_FREEBSD || SI_MAC
+#define SANITIZER_INTERCEPT__EXIT SI_LINUX || SI_FREEBSD || SI_NETBSD || SI_MAC
 
 #define SANITIZER_INTERCEPT_PHTREAD_MUTEX SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_PTHREAD_SETNAME_NP \
-  SI_FREEBSD || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 
 #define SANITIZER_INTERCEPT_TLS_GET_ADDR \
-  SI_FREEBSD || SI_LINUX_NOT_ANDROID
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID
 
 #define SANITIZER_INTERCEPT_LISTXATTR SI_LINUX
 #define SANITIZER_INTERCEPT_GETXATTR SI_LINUX
 #define SANITIZER_INTERCEPT_GETRESID SI_LINUX
 #define SANITIZER_INTERCEPT_GETIFADDRS \
-  SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_MAC
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC
 #define SANITIZER_INTERCEPT_IF_INDEXTONAME \
-  SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_MAC
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC
 #define SANITIZER_INTERCEPT_CAPGET SI_LINUX_NOT_ANDROID
 #if SI_LINUX && defined(__arm__)
 #define SANITIZER_INTERCEPT_AEABI_MEM 1
@@ -302,32 +315,33 @@
 #define SANITIZER_INTERCEPT_AEABI_MEM 0
 #endif
 #define SANITIZER_INTERCEPT___BZERO SI_MAC
-#define SANITIZER_INTERCEPT_FTIME !SI_FREEBSD && SI_NOT_WINDOWS
+#define SANITIZER_INTERCEPT_FTIME !SI_FREEBSD && !SI_NETBSD && SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_XDR SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_TSEARCH SI_LINUX_NOT_ANDROID || SI_MAC
+#define SANITIZER_INTERCEPT_TSEARCH SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD
 #define SANITIZER_INTERCEPT_LIBIO_INTERNALS SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_FOPEN SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_FOPEN64 SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_OPEN_MEMSTREAM SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_OPEN_MEMSTREAM SI_LINUX_NOT_ANDROID || SI_NETBSD
 #define SANITIZER_INTERCEPT_OBSTACK SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_FFLUSH SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_FCLOSE SI_NOT_WINDOWS
 
 #ifndef SANITIZER_INTERCEPT_DLOPEN_DLCLOSE
 #define SANITIZER_INTERCEPT_DLOPEN_DLCLOSE \
-    SI_FREEBSD || SI_LINUX_NOT_ANDROID || SI_MAC
+  SI_FREEBSD || SI_NETBSD || SI_LINUX_NOT_ANDROID || SI_MAC
 #endif
 
-#define SANITIZER_INTERCEPT_GETPASS SI_LINUX_NOT_ANDROID || SI_MAC
+#define SANITIZER_INTERCEPT_GETPASS SI_LINUX_NOT_ANDROID || SI_MAC || SI_NETBSD
 #define SANITIZER_INTERCEPT_TIMERFD SI_LINUX_NOT_ANDROID
 
 #define SANITIZER_INTERCEPT_MLOCKX SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_FOPENCOOKIE SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_SEM SI_LINUX || SI_FREEBSD
+#define SANITIZER_INTERCEPT_SEM SI_LINUX || SI_FREEBSD || SI_NETBSD
 #define SANITIZER_INTERCEPT_PTHREAD_SETCANCEL SI_NOT_WINDOWS
-#define SANITIZER_INTERCEPT_MINCORE SI_LINUX
+#define SANITIZER_INTERCEPT_MINCORE SI_LINUX || SI_NETBSD
 #define SANITIZER_INTERCEPT_PROCESS_VM_READV SI_LINUX
-#define SANITIZER_INTERCEPT_CTERMID SI_LINUX || SI_MAC || SI_FREEBSD
+#define SANITIZER_INTERCEPT_CTERMID \
+  SI_LINUX || SI_MAC || SI_FREEBSD || SI_NETBSD
 #define SANITIZER_INTERCEPT_CTERMID_R SI_MAC || SI_FREEBSD
 
 #define SANITIZER_INTERCEPTOR_HOOKS SI_LINUX || SI_MAC || SI_WINDOWS
@@ -335,7 +349,8 @@
 #define SANITIZER_INTERCEPT_SEND_SENDTO SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT_EVENTFD_READ_WRITE SI_LINUX
 
-#define SANITIZER_INTERCEPT_STAT (SI_FREEBSD || SI_MAC || SI_ANDROID)
+#define SANITIZER_INTERCEPT_STAT \
+  (SI_FREEBSD || SI_MAC || SI_ANDROID || SI_NETBSD)
 #define SANITIZER_INTERCEPT___XSTAT !SANITIZER_INTERCEPT_STAT && SI_NOT_WINDOWS
 #define SANITIZER_INTERCEPT___XSTAT64 SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT___LXSTAT SANITIZER_INTERCEPT___XSTAT
@@ -345,12 +360,13 @@
 #define SANITIZER_INTERCEPT_UTMPX SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD
 
 #define SANITIZER_INTERCEPT_GETLOADAVG \
-  SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD
+  SI_LINUX_NOT_ANDROID || SI_MAC || SI_FREEBSD || SI_NETBSD
 
-#define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO (!SI_FREEBSD && !SI_MAC)
-#define SANITIZER_INTERCEPT_MEMALIGN (!SI_FREEBSD && !SI_MAC)
-#define SANITIZER_INTERCEPT_PVALLOC (!SI_FREEBSD && !SI_MAC)
-#define SANITIZER_INTERCEPT_CFREE (!SI_FREEBSD && !SI_MAC)
+#define SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO \
+  (!SI_FREEBSD && !SI_MAC && !SI_NETBSD)
+#define SANITIZER_INTERCEPT_MEMALIGN (!SI_FREEBSD && !SI_MAC && !SI_NETBSD)
+#define SANITIZER_INTERCEPT_PVALLOC (!SI_FREEBSD && !SI_MAC && !SI_NETBSD)
+#define SANITIZER_INTERCEPT_CFREE (!SI_FREEBSD && !SI_MAC && !SI_NETBSD)
 #define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC)
 #define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC)
 #define SANITIZER_INTERCEPT_MCHECK_MPROBE SI_LINUX_NOT_ANDROID