tsan: add interceptor stubs for stat family of functions

llvm-svn: 173782

3 files changed, 96 insertions, 0 deletions

diff --git a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc
index 3fc38453376..3448650c052 100644
--- a/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc
+++ b/compiler-rt/lib/tsan/rtl/tsan_interceptors.cc
@@ -1065,6 +1065,66 @@ TSAN_INTERCEPTOR(int, sem_getvalue, void *s, int *sval) {
   return res;
 }
 
+TSAN_INTERCEPTOR(int, __xstat, int version, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__xstat, version, path, buf);
+  return REAL(__xstat)(version, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, stat, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__xstat, 0, path, buf);
+  return REAL(__xstat)(0, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, __xstat64, int version, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__xstat64, version, path, buf);
+  return REAL(__xstat64)(version, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, stat64, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__xstat64, 0, path, buf);
+  return REAL(__xstat64)(0, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, __lxstat, int version, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__lxstat, version, path, buf);
+  return REAL(__lxstat)(version, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, lstat, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__lxstat, 0, path, buf);
+  return REAL(__lxstat)(0, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, __lxstat64, int version, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__lxstat64, version, path, buf);
+  return REAL(__lxstat64)(version, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, lstat64, const char *path, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__lxstat64, 0, path, buf);
+  return REAL(__lxstat64)(0, path, buf);
+}
+
+TSAN_INTERCEPTOR(int, __fxstat, int version, int fd, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__fxstat, version, fd, buf);
+  return REAL(__fxstat)(version, fd, buf);
+}
+
+TSAN_INTERCEPTOR(int, fstat, int fd, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__fxstat, 0, fd, buf);
+  return REAL(__fxstat)(0, fd, buf);
+}
+
+TSAN_INTERCEPTOR(int, __fxstat64, int version, int fd, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__fxstat64, version, fd, buf);
+  return REAL(__fxstat64)(version, fd, buf);
+}
+
+TSAN_INTERCEPTOR(int, fstat64, int fd, void *buf) {
+  SCOPED_TSAN_INTERCEPTOR(__fxstat64, 0, fd, buf);
+  return REAL(__fxstat64)(0, fd, buf);
+}
+
 TSAN_INTERCEPTOR(int, open, const char *name, int flags, int mode) {
   SCOPED_TSAN_INTERCEPTOR(open, name, flags, mode);
   int fd = REAL(open)(name, flags, mode);
@@ -1768,6 +1828,18 @@ void InitializeInterceptors() {
   TSAN_INTERCEPT(sem_post);
   TSAN_INTERCEPT(sem_getvalue);
 
+  TSAN_INTERCEPT(stat);
+  TSAN_INTERCEPT(__xstat);
+  TSAN_INTERCEPT(stat64);
+  TSAN_INTERCEPT(__xstat64);
+  TSAN_INTERCEPT(lstat);
+  TSAN_INTERCEPT(__lxstat);
+  TSAN_INTERCEPT(lstat64);
+  TSAN_INTERCEPT(__lxstat64);
+  TSAN_INTERCEPT(fstat);
+  TSAN_INTERCEPT(__fxstat);
+  TSAN_INTERCEPT(fstat64);
+  TSAN_INTERCEPT(__fxstat64);
   TSAN_INTERCEPT(open);
   TSAN_INTERCEPT(open64);
   TSAN_INTERCEPT(creat);
diff --git a/compiler-rt/lib/tsan/rtl/tsan_stat.cc b/compiler-rt/lib/tsan/rtl/tsan_stat.cc
index 82f1d6b5620..d04039429a9 100644
--- a/compiler-rt/lib/tsan/rtl/tsan_stat.cc
+++ b/compiler-rt/lib/tsan/rtl/tsan_stat.cc
@@ -181,6 +181,18 @@ void StatOutput(u64 *stat) {
   name[StatInt_sem_timedwait]            = "  sem_timedwait                   ";
   name[StatInt_sem_post]                 = "  sem_post                        ";
   name[StatInt_sem_getvalue]             = "  sem_getvalue                    ";
+  name[StatInt_stat]                     = "  stat                            ";
+  name[StatInt___xstat]                  = "  __xstat                         ";
+  name[StatInt_stat64]                   = "  stat64                          ";
+  name[StatInt___xstat64]                = "  __xstat64                       ";
+  name[StatInt_lstat]                    = "  lstat                           ";
+  name[StatInt___lxstat]                 = "  __lxstat                        ";
+  name[StatInt_lstat64]                  = "  lstat64                         ";
+  name[StatInt___lxstat64]               = "  __lxstat64                      ";
+  name[StatInt_fstat]                    = "  fstat                           ";
+  name[StatInt___fxstat]                 = "  __fxstat                        ";
+  name[StatInt_fstat64]                  = "  fstat64                         ";
+  name[StatInt___fxstat64]               = "  __fxstat64                      ";
   name[StatInt_open]                     = "  open                            ";
   name[StatInt_open64]                   = "  open64                          ";
   name[StatInt_creat]                    = "  creat                           ";
diff --git a/compiler-rt/lib/tsan/rtl/tsan_stat.h b/compiler-rt/lib/tsan/rtl/tsan_stat.h
index 58c5f23af40..b9b4b745930 100644
--- a/compiler-rt/lib/tsan/rtl/tsan_stat.h
+++ b/compiler-rt/lib/tsan/rtl/tsan_stat.h
@@ -176,6 +176,18 @@ enum StatType {
   StatInt_sem_timedwait,
   StatInt_sem_post,
   StatInt_sem_getvalue,
+  StatInt_stat,
+  StatInt___xstat,
+  StatInt_stat64,
+  StatInt___xstat64,
+  StatInt_lstat,
+  StatInt___lxstat,
+  StatInt_lstat64,
+  StatInt___lxstat64,
+  StatInt_fstat,
+  StatInt___fxstat,
+  StatInt_fstat64,
+  StatInt___fxstat64,
   StatInt_open,
   StatInt_open64,
   StatInt_creat,