This reverts commit r349699.
Reason: the commit breaks compilation of sanitizer_rtems.cc when
building for RTEMS.
llvm-svn: 349745
return (uptr)st.st_size;
}
-uptr internal_dup(int oldfd) {
- return internal_syscall(SYSCALL(dup), oldfd);
-}
-
uptr internal_dup2(int oldfd, int newfd) {
#if SANITIZER_USES_CANONICAL_LINUX_SYSCALLS
return internal_syscall(SYSCALL(dup3), oldfd, newfd, 0);
return (uptr)st.st_size;
}
-uptr internal_dup(int oldfd) {
- return dup(oldfd);
-}
-
uptr internal_dup2(int oldfd, int newfd) {
return dup2(oldfd, newfd);
}
return (uptr)st.st_size;
}
-uptr internal_dup(int oldfd) {
- DEFINE__REAL(int, dup, int a);
- return _REAL(dup, oldfd);
-}
-
uptr internal_dup2(int oldfd, int newfd) {
DEFINE__REAL(int, dup2, int a, int b);
return _REAL(dup2, oldfd, newfd);
fd_t res = internal_open(filename, flags, 0660);
if (internal_iserror(res, errno_p))
return kInvalidFd;
- return ReserveStandardFds(res);
+ return res;
}
void CloseFile(fd_t fd) {
void ReportFile::Write(const char *buffer, uptr length) {
SpinMutexLock l(mu);
+ static const char *kWriteError =
+ "ReportFile::Write() can't output requested buffer!\n";
ReopenIfNecessary();
- internal_write(fd, buffer, length);
+ if (length != internal_write(fd, buffer, length)) {
+ internal_write(fd, kWriteError, internal_strlen(kWriteError));
+ Die();
+ }
}
bool GetCodeRangeForFile(const char *module, uptr *start, uptr *end) {
return "UNKNOWN SIGNAL";
}
-fd_t ReserveStandardFds(fd_t fd) {
- CHECK_GE(fd, 0);
- if (fd > 2)
- return fd;
- bool used[3] = {false, false, false};
- while (fd <= 2) {
- used[fd] = true;
- fd = internal_dup(fd);
- }
- for (int i = 0; i <= 2; ++i)
- if (used[i])
- internal_close(i);
- return fd;
-}
-
} // namespace __sanitizer
#endif // SANITIZER_POSIX
uptr internal_stat(const char *path, void *buf);
uptr internal_lstat(const char *path, void *buf);
uptr internal_fstat(fd_t fd, void *buf);
-uptr internal_dup(int oldfd);
uptr internal_dup2(int oldfd, int newfd);
uptr internal_readlink(const char *path, char *buf, uptr bufsize);
uptr internal_unlink(const char *path);
bool IsStateDetached(int state);
-// Move the fd out of {0, 1, 2} range.
-fd_t ReserveStandardFds(fd_t fd);
-
} // namespace __sanitizer
#endif // SANITIZER_POSIX_H
fd_t res = open(filename, flags, 0660);
if (internal_iserror(res, errno_p))
return kInvalidFd;
- return ReserveStandardFds(res);
+ return res;
}
void CloseFile(fd_t fd) {
}
uptr OpenFile(const char *filename, bool write) {
- return ReserveStandardFds(
- internal_open(filename, write ? O_WRONLY | O_CREAT : O_RDONLY, 0660));
+ return internal_open(filename,
+ write ? O_WRONLY | O_CREAT : O_RDONLY, 0660);
}
DECLARE__REAL_AND_INTERNAL(uptr, read, fd_t fd, void *buf, uptr count) {
+++ /dev/null
-// RUN: %clangxx_asan -O0 %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
-// RUN: %env_asan_opts=debug=1,verbosity=2 %run %t 2>&1 | FileCheck %s
-
-// Test ASan initialization
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-void parent(int argc, char **argv) {
- fprintf(stderr, "hello\n");
- // CHECK: hello
- close(0);
- close(1);
- dup2(2, 3);
- close(2);
- char *const newargv[] = {argv[0], (char *)"x", nullptr};
- execv(argv[0], newargv);
- perror("execve");
- exit(1);
-}
-
-void child() {
- assert(dup(3) == 0);
- assert(dup(3) == 1);
- assert(dup(3) == 2);
- fprintf(stderr, "world\n");
- // CHECK: world
-}
-
-int main(int argc, char **argv) {
- if (argc == 1) {
- parent(argc, argv);
- } else {
- child();
- }
-}