diff options
Diffstat (limited to 'lib/sanitizer_common/sanitizer_syscall_generic.inc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_syscall_generic.inc | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/lib/sanitizer_common/sanitizer_syscall_generic.inc b/lib/sanitizer_common/sanitizer_syscall_generic.inc index 15cf05f06087..3c8e77867ce5 100644 --- a/lib/sanitizer_common/sanitizer_syscall_generic.inc +++ b/lib/sanitizer_common/sanitizer_syscall_generic.inc @@ -7,20 +7,49 @@ // //===----------------------------------------------------------------------===// // -// Generic implementations of internal_syscall and internal_iserror. +// Generic implementations of internal_syscall* and internal_iserror. // //===----------------------------------------------------------------------===// -#if SANITIZER_FREEBSD || SANITIZER_MAC +#if SANITIZER_FREEBSD || SANITIZER_MAC || SANITIZER_NETBSD || SANITIZER_SOLARIS # define SYSCALL(name) SYS_ ## name #else # define SYSCALL(name) __NR_ ## name #endif -#if (SANITIZER_FREEBSD || SANITIZER_MAC) && defined(__x86_64__) +#if SANITIZER_NETBSD +// We use 3 kinds of internal_syscall's for different types of retval in order +// to address differences in calling conventions (e.g. registers to place the +// return value in). +// - internal_syscall for 32-bit length (int, pid_t) +// - internal_syscall64 for 64-bit length (off_t) +// - internal_syscall_ptr for pointer and (s)size_t +# define internal_syscall syscall +# define internal_syscall64 __syscall +// Handle syscall renames manually +# define SYS_stat SYS___stat50 +# define SYS_lstat SYS___lstat50 +# define SYS_fstat SYS___fstat50 +# define SYS_gettimeofday SYS___gettimeofday50 +# define SYS_wait4 SYS___wait450 +# define SYS_getdents SYS___getdents30 +# define SYS_sigaltstack SYS___sigaltstack14 +# define SYS_sigprocmask SYS___sigprocmask14 +# define SYS_nanosleep SYS___nanosleep50 +# define SYS_clock_gettime SYS___clock_gettime50 +# if SANITIZER_WORDSIZE == 64 +# define internal_syscall_ptr __syscall +# else +# define internal_syscall_ptr syscall +# endif +#elif defined(__x86_64__) && (SANITIZER_FREEBSD || SANITIZER_MAC) # define internal_syscall __syscall +# define internal_syscall64 __syscall +# define internal_syscall_ptr __syscall # else # define internal_syscall syscall +# define internal_syscall64 syscall +# define internal_syscall_ptr syscall #endif bool internal_iserror(uptr retval, int *rverrno) { |