diff options
| -rw-r--r-- | booster/src/booster.c | 49 |
1 files changed, 36 insertions, 13 deletions
diff --git a/booster/src/booster.c b/booster/src/booster.c index 8a78fb3be46..aeb4caa42f6 100644 --- a/booster/src/booster.c +++ b/booster/src/booster.c @@ -1696,13 +1696,16 @@ booster_stat (const char *path, void *buf) if (((ret == -1) && (errno != ENODEV)) || (ret == 0)) goto out; - if (real_stat == NULL) { + if (real_stat != NULL) + ret = real_stat (path, sbuf); + else if (real___xstat != NULL) + ret = real___xstat (0, path, sbuf); + else { errno = ENOSYS; ret = -1; goto out; } - ret = real_stat (path, sbuf); out: return ret; @@ -1718,13 +1721,16 @@ booster_stat64 (const char *path, void *buf) if (((ret == -1) && (errno != ENODEV)) || (ret == 0)) goto out; - if (real_stat64 == NULL) { + if (real_stat64 != NULL) + ret = real_stat64 (path, sbuf); + else if (real___xstat64 != NULL) + ret = real___xstat64 (0, path, sbuf); + else { errno = ENOSYS; ret = -1; goto out; } - ret = real_stat64 (path, sbuf); out: return ret; } @@ -1787,13 +1793,15 @@ booster_fstat (int fd, void *buf) fh = booster_get_glfs_fd (booster_glfs_fdtable, fd); if (!fh) { - if (real_fstat == NULL) { + if (real_fstat != NULL) + ret = real_fstat (fd, sbuf); + else if (real___fxstat != NULL) + ret = real___fxstat (0, fd, sbuf); + else { ret = -1; errno = ENOSYS; goto out; } - - ret = real_fstat (fd, sbuf); } else { ret = glusterfs_fstat (fh, sbuf); booster_put_glfs_fd (fh); @@ -1812,12 +1820,21 @@ booster_fstat64 (int fd, void *buf) fh = booster_get_glfs_fd (booster_glfs_fdtable, fd); if (!fh) { - if (real_fstat64 == NULL) { + if (real_fstat64 != NULL) + ret = real_fstat64 (fd, sbuf); + else if (real___fxstat64 != NULL) + /* Not sure how portable the use of 0 for + * version number is but it works over glibc. + * We need this because, I've + * observed that all the above real* functors can be + * NULL. In that case, this is our last and only option. + */ + ret = real___fxstat64 (0, fd, sbuf); + else { ret = -1; errno = ENOSYS; goto out; } - ret = real_fstat64 (fd, sbuf); } else { ret = glusterfs_fstat (fh, (struct stat *)sbuf); booster_put_glfs_fd (fh); @@ -1879,13 +1896,16 @@ booster_lstat (const char *path, void *buf) if (((ret == -1) && (errno != ENODEV)) || (ret == 0)) goto out; - if (real_lstat == NULL) { + if (real_lstat != NULL) + ret = real_lstat (path, sbuf); + else if (real___lxstat != NULL) + ret = real___lxstat (0, path, sbuf); + else { errno = ENOSYS; ret = -1; goto out; } - ret = real_lstat (path, sbuf); out: return ret; @@ -1901,13 +1921,16 @@ booster_lstat64 (const char *path, void *buf) if (((ret == -1) && (errno != ENODEV)) || (ret == 0)) goto out; - if (real_lstat64 == NULL) { + if (real_lstat64 != NULL) + ret = real_lstat64 (path, sbuf); + else if (real___lxstat64 != NULL) + ret = real___lxstat64 (0, path, sbuf); + else { errno = ENOSYS; ret = -1; goto out; } - ret = real_lstat64 (path, sbuf); out: return ret; } |