On 01/06/2023 12:43:42+0200, Alexandre Belloni via lists.openembedded.org wrote:
> Hello Mark,
> 
> This causes failures on opensuse154 and debian11 workers. I've tried to
> get pseudo.log for the failures but they are not present on debian11 and
> are not interesting for opensuse154.
> 
> debian11 failures look like that:
> 
> https://autobuilder.yoctoproject.org/typhoon/#/builders/42/builds/7184/steps/12/logs/stdio
> https://autobuilder.yoctoproject.org/typhoon/#/builders/42/builds/7184/steps/13/logs/stdio
> https://autobuilder.yoctoproject.org/typhoon/#/builders/74/builds/7152/steps/12/logs/stdio
> https://autobuilder.yoctoproject.org/typhoon/#/builders/74/builds/7152/steps/13/logs/stdio
> 
> opensuse:
> 
> https://autobuilder.yoctoproject.org/typhoon/#/builders/120/builds/2819/steps/14/logs/stdio
> https://autobuilder.yoctoproject.org/typhoon/#/builders/20/builds/7597/steps/13/logs/stdio
> https://autobuilder.yoctoproject.org/typhoon/#/builders/53/builds/7211/steps/13/logs/stdio
> 
> stream8 is similar:
> 
> https://autobuilder.yoctoproject.org/typhoon/#/builders/117/builds/2939/steps/13/logs/stdio
> 
> 
> I also suspect this causes:
> 
> ERROR: cmdline-shebang-wrapper-test-1.0-r0 do_install: Wrapper permissions 
> for 
> /home/pokybuild/yocto-worker/oe-selftest-fedora/build/build-st-1782300/tmp/work/core2-64-poky-linux/cmdline-shebang-wrapper-test/1.0-r0/image/usr/bin/test.real
>  not preserved. Found 600 but expected 400
> ERROR: cmdline-shebang-wrapper-test-1.0-r0 do_install: 
> ExecutionError('/home/pokybuild/yocto-worker/oe-selftest-fedora/build/build-st-1782300/tmp/work/core2-64-poky-linux/cmdline-shebang-wrapper-test/1.0-r0/temp/run.do_install.322689',
>  1, None, None)
> ERROR: Logfile of failure stored in: 
> /home/pokybuild/yocto-worker/oe-selftest-fedora/build/build-st-1782300/tmp/work/core2-64-poky-linux/cmdline-shebang-wrapper-test/1.0-r0/temp/log.do_install.322689
> NOTE: recipe cmdline-shebang-wrapper-test-1.0-r0: task do_install: Failed
> ERROR: Task 
> (/home/pokybuild/yocto-worker/oe-selftest-fedora/build/build-st-1782300/meta-selftest/recipes-test/wrapper/cmdline-shebang-wrapper-test.bb:do_install)
>  failed with exit code '1'
> 

For the record, it also broke systemd on the target with ubuntu or
fedora workers:

https://autobuilder.yoctoproject.org/typhoon/#/builders/131/builds/2576/steps/13/logs/stdio
https://autobuilder.yoctoproject.org/typhoon/#/builders/110/builds/6085/steps/13/logs/stdio
https://autobuilder.yoctoproject.org/typhoon/#/builders/102/builds/4661/steps/13/logs/stdio


> 
> 
> On 30/05/2023 20:01:26-0700, Mark Hatle via lists.openembedded.org wrote:
> > Changes to eliminate __*.c function usage were based on the patch:
> > 
> >    From: JiaLing Zhang <zhangjial...@loongson.cn>
> >    Subject: [OE-core] [PATCH v4] Fixes pseudo build in loongarch64
> > 
> >    Fixes [YOCTO #15110]
> > 
> >    Some functions used in the project have been removed from glibc. After 
> > the removal of these functions,
> >    the architecture in glibc will not include the removed functions.
> >    This patch resolves the usage and compilation issues on the loongarch64 
> > architecture
> > 
> >    Signed-off-by: JiaLing Zhang <zhangjial...@loongson.cn>
> > 
> > This code is NOT loongarch64 specific, but implements support for newer
> > glibc where the __*x*stat and __xmknod* functions are no longer present
> > in headers as of roughly glibc 2.33.
> > 
> > The functions, on x86, x86_64 and aarch64 may still be present for
> > compatibility but new software should no longer be using it.  Pseudo
> > can likely change it's default behavior unless support for really old
> > hosts is still desired.
> > 
> > Signed-off-by: Mark Hatle <mark.ha...@amd.com>
> > ---
> >  ports/linux/guts/fopen64.c                   |  4 +-
> >  ports/linux/guts/freopen64.c                 |  4 +-
> >  ports/linux/guts/fstat.c                     |  8 ++-
> >  ports/linux/guts/fstat64.c                   | 14 +++-
> >  ports/linux/guts/fstatat.c                   |  9 ++-
> >  ports/linux/guts/fstatat64.c                 | 42 +++++++++++-
> >  ports/linux/guts/lstat.c                     |  2 +-
> >  ports/linux/guts/lstat64.c                   |  2 +-
> >  ports/linux/guts/mknod.c                     |  2 +-
> >  ports/linux/guts/mknodat.c                   | 71 +++++++++++++++++++-
> >  ports/linux/guts/mkostemp64.c                |  2 +-
> >  ports/linux/guts/openat.c                    | 18 ++---
> >  ports/linux/guts/stat.c                      |  2 +-
> >  ports/linux/guts/stat64.c                    |  2 +-
> >  ports/linux/old__x/README                    | 28 ++++++++
> >  ports/linux/{ => old__x}/guts/__fxstat.c     |  0
> >  ports/linux/{ => old__x}/guts/__fxstat64.c   |  0
> >  ports/linux/{ => old__x}/guts/__fxstatat.c   |  0
> >  ports/linux/{ => old__x}/guts/__fxstatat64.c |  0
> >  ports/linux/{ => old__x}/guts/__lxstat.c     |  0
> >  ports/linux/{ => old__x}/guts/__lxstat64.c   |  0
> >  ports/linux/{ => old__x}/guts/__xmknod.c     |  0
> >  ports/linux/{ => old__x}/guts/__xmknodat.c   |  0
> >  ports/linux/{ => old__x}/guts/__xstat.c      |  0
> >  ports/linux/{ => old__x}/guts/__xstat64.c    |  0
> >  ports/linux/old__x/guts/fstat.c              | 15 +++++
> >  ports/linux/old__x/guts/fstat64.c            | 15 +++++
> >  ports/linux/old__x/guts/fstatat.c            | 15 +++++
> >  ports/linux/old__x/guts/fstatat64.c          | 15 +++++
> >  ports/linux/old__x/guts/lstat.c              | 15 +++++
> >  ports/linux/old__x/guts/lstat64.c            | 15 +++++
> >  ports/linux/old__x/guts/mknod.c              | 15 +++++
> >  ports/linux/old__x/guts/mknodat.c            | 15 +++++
> >  ports/linux/old__x/guts/mkostemp64.c         | 53 +++++++++++++++
> >  ports/linux/old__x/portdefs.h                | 40 +++++++++++
> >  ports/linux/old__x/pseudo_wrappers.c         | 48 +++++++++++++
> >  ports/linux/old__x/wrapfuncs.in              | 18 +++++
> >  ports/linux/portdefs.h                       | 19 ------
> >  ports/linux/pseudo_wrappers.c                | 43 ------------
> >  ports/linux/subports                         | 15 +++++
> >  ports/linux/wrapfuncs.in                     | 26 +++----
> >  pseudo_client.h                              | 38 +++++++++--
> >  42 files changed, 520 insertions(+), 110 deletions(-)
> >  create mode 100644 ports/linux/old__x/README
> >  rename ports/linux/{ => old__x}/guts/__fxstat.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__fxstat64.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__fxstatat.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__fxstatat64.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__lxstat.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__lxstat64.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__xmknod.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__xmknodat.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__xstat.c (100%)
> >  rename ports/linux/{ => old__x}/guts/__xstat64.c (100%)
> >  create mode 100644 ports/linux/old__x/guts/fstat.c
> >  create mode 100644 ports/linux/old__x/guts/fstat64.c
> >  create mode 100644 ports/linux/old__x/guts/fstatat.c
> >  create mode 100644 ports/linux/old__x/guts/fstatat64.c
> >  create mode 100644 ports/linux/old__x/guts/lstat.c
> >  create mode 100644 ports/linux/old__x/guts/lstat64.c
> >  create mode 100644 ports/linux/old__x/guts/mknod.c
> >  create mode 100644 ports/linux/old__x/guts/mknodat.c
> >  create mode 100644 ports/linux/old__x/guts/mkostemp64.c
> >  create mode 100644 ports/linux/old__x/portdefs.h
> >  create mode 100644 ports/linux/old__x/pseudo_wrappers.c
> >  create mode 100644 ports/linux/old__x/wrapfuncs.in
> > 
> > diff --git a/ports/linux/guts/fopen64.c b/ports/linux/guts/fopen64.c
> > index e76da69..33ccd3a 100644
> > --- a/ports/linux/guts/fopen64.c
> > +++ b/ports/linux/guts/fopen64.c
> > @@ -11,7 +11,7 @@
> >     struct stat64 buf;
> >     int save_errno;
> >  
> > -   int existed = (real___xstat64(_STAT_VER, path, &buf) != -1);
> > +   int existed = (base_stat64(path, &buf) != -1);
> >  
> >     rc = real_fopen64(path, mode);
> >     save_errno = errno;
> > @@ -20,7 +20,7 @@
> >             int fd = fileno(rc);
> >  
> >             pseudo_debug(PDBGF_FILE, "fopen64 '%s': fd %d <FILE %p>\n", 
> > path, fd, (void *) rc);
> > -           if (real___fxstat64(_STAT_VER, fd, &buf) != -1) {
> > +           if (base_fstat64(fd, &buf) != -1) {
> >                     if (!existed) {
> >                             real_fchmod(fd, PSEUDO_FS_MODE(0666 & 
> > ~pseudo_umask, 0));
> >                             pseudo_client_op(OP_CREAT, 0, -1, -1, path, 
> > &buf);
> > diff --git a/ports/linux/guts/freopen64.c b/ports/linux/guts/freopen64.c
> > index 5fc9073..9bcc06a 100644
> > --- a/ports/linux/guts/freopen64.c
> > +++ b/ports/linux/guts/freopen64.c
> > @@ -10,7 +10,7 @@
> >   */
> >     struct stat64 buf;
> >     int save_errno;
> > -   int existed = (real___xstat64(_STAT_VER, path, &buf) != -1);
> > +   int existed = (base_stat64(path, &buf) != -1);
> >  
> >     rc = real_freopen64(path, mode, stream);
> >     save_errno = errno;
> > @@ -19,7 +19,7 @@
> >             int fd = fileno(rc);
> >  
> >             pseudo_debug(PDBGF_FILE, "freopen64 '%s': fd %d\n", path, fd);
> > -           if (real___fxstat64(_STAT_VER, fd, &buf) != -1) {
> > +           if (base_fstat64(fd, &buf) != -1) {
> >                     if (!existed) {
> >                             real_fchmod(fd, PSEUDO_FS_MODE(0666 & 
> > ~pseudo_umask, 0));
> >                             pseudo_client_op(OP_CREAT, 0, -1, -1, path, 
> > &buf);
> > diff --git a/ports/linux/guts/fstat.c b/ports/linux/guts/fstat.c
> > index b089b15..80933e2 100644
> > --- a/ports/linux/guts/fstat.c
> > +++ b/ports/linux/guts/fstat.c
> > @@ -8,7 +8,13 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstat(_STAT_VER, fd, buf);
> > +   struct stat64 buf64;
> > +   /* populate buffer with complete data */
> > +   real_fstat(fd, buf);
> > +   /* obtain fake data */
> > +   rc = wrap_fstat64(fd, &buf64);
> > +   /* overwrite */
> > +   pseudo_stat32_from64(buf, &buf64);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/fstat64.c b/ports/linux/guts/fstat64.c
> > index 6dd97da..22d46a9 100644
> > --- a/ports/linux/guts/fstat64.c
> > +++ b/ports/linux/guts/fstat64.c
> > @@ -8,8 +8,20 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstat64(_STAT_VER, fd, buf);
> > +   pseudo_msg_t *msg;
> > +   int save_errno;
> >  
> > +   rc = real_fstat64(fd, buf);
> > +   save_errno = errno;
> > +   if (rc == -1) {
> > +           return rc;
> > +   }
> > +   msg = pseudo_client_op(OP_FSTAT, 0, fd, -1, 0, buf);
> > +   if (msg && msg->result == RESULT_SUCCEED) {
> > +           pseudo_stat_msg(buf, msg);
> > +   }
> > +
> > +   errno = save_errno;
> >  /* return rc;
> >   * }
> >   */
> > diff --git a/ports/linux/guts/fstatat.c b/ports/linux/guts/fstatat.c
> > index 3267641..7b9652d 100644
> > --- a/ports/linux/guts/fstatat.c
> > +++ b/ports/linux/guts/fstatat.c
> > @@ -1,4 +1,5 @@
> >  /*
> > + * Copyright (c) 2008-2010 Wind River Systems; see
> >   * Copyright (c) 2021 Linux Foundation; see
> >   * guts/COPYRIGHT for information.
> >   *
> > @@ -8,7 +9,13 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat(_STAT_VER, dirfd, path, buf, flags);
> > +   struct stat64 buf64;
> > +   /* populate buffer with complete data */
> > +   real_fstatat(dirfd, path, buf, flags);
> > +   /* obtain fake data */
> > +   rc = wrap_fstatat64(dirfd, path, &buf64, flags);
> > +   /* overwrite */
> > +   pseudo_stat32_from64(buf, &buf64);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/fstatat64.c b/ports/linux/guts/fstatat64.c
> > index c981e14..13c1143 100644
> > --- a/ports/linux/guts/fstatat64.c
> > +++ b/ports/linux/guts/fstatat64.c
> > @@ -1,4 +1,5 @@
> >  /*
> > + * Copyright (c) 2008-2010 Wind River Systems;
> >   * Copyright (c) 2021 Linux Foundation; see
> >   * guts/COPYRIGHT for information.
> >   *
> > @@ -8,7 +9,46 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat64(_STAT_VER, dirfd, path, buf, flags);
> > +   pseudo_msg_t *msg;
> > +   int save_errno;
> > +
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +   if (dirfd != AT_FDCWD) {
> > +           errno = ENOSYS;
> > +           return -1;
> > +   }
> > +#endif
> > +   if (flags & AT_SYMLINK_NOFOLLOW) {
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +           rc = real_lstat64(path, buf);
> > +#else
> > +           rc = real_fstatat64(dirfd, path, buf, flags);
> > +#endif
> > +           if (rc == -1) {
> > +                   return rc;
> > +           }
> > +   } else {
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +           rc = real_stat64(path, buf);
> > +#else
> > +           rc = real_fstatat64(dirfd, path, buf, flags);
> > +#endif
> > +           if (rc == -1) {
> > +                   return rc;
> > +           }
> > +   }
> > +   save_errno = errno;
> > +
> > +   /* query database
> > +    * note that symlink canonicalizing is now automatic, so we
> > +    * don't need to check for a symlink on this end
> > +    */
> > +   msg = pseudo_client_op(OP_STAT, 0, -1, dirfd, path, buf);
> > +   if (msg && msg->result == RESULT_SUCCEED) {
> > +           pseudo_stat_msg(buf, msg);
> > +   }
> > +
> > +   errno = save_errno;
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/lstat.c b/ports/linux/guts/lstat.c
> > index d2c4d50..0bc9362 100644
> > --- a/ports/linux/guts/lstat.c
> > +++ b/ports/linux/guts/lstat.c
> > @@ -8,7 +8,7 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat(_STAT_VER, AT_FDCWD, path, buf, 
> > AT_SYMLINK_NOFOLLOW);
> > +   rc = wrap_fstatat(AT_FDCWD, path, buf, AT_SYMLINK_NOFOLLOW);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/lstat64.c b/ports/linux/guts/lstat64.c
> > index 43d0ce1..9e0ff19 100644
> > --- a/ports/linux/guts/lstat64.c
> > +++ b/ports/linux/guts/lstat64.c
> > @@ -8,7 +8,7 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat64(_STAT_VER, AT_FDCWD, path, buf, 
> > AT_SYMLINK_NOFOLLOW);
> > +   rc = wrap_fstatat64(AT_FDCWD, path, buf, AT_SYMLINK_NOFOLLOW);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/mknod.c b/ports/linux/guts/mknod.c
> > index 61fd320..66787c0 100644
> > --- a/ports/linux/guts/mknod.c
> > +++ b/ports/linux/guts/mknod.c
> > @@ -8,7 +8,7 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___xmknod(_MKNOD_VER, path, mode, &dev);
> > +   rc = wrap_mknodat(AT_FDCWD, path, mode, dev);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/mknodat.c b/ports/linux/guts/mknodat.c
> > index a7e4293..c51a82d 100644
> > --- a/ports/linux/guts/mknodat.c
> > +++ b/ports/linux/guts/mknodat.c
> > @@ -1,4 +1,5 @@
> >  /*
> > + * Copyright (c) 2008-2010 Wind River Systems; see
> >   * Copyright (c) 2016 Wind River Systems; see
> >   * guts/COPYRIGHT for information.
> >   *
> > @@ -8,7 +9,75 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___xmknodat(_MKNOD_VER, dirfd, path, mode, &dev);
> > +   pseudo_msg_t *msg;
> > +   struct stat64 buf;
> > +
> > +   /* mask out mode bits appropriately */
> > +   mode = mode & ~pseudo_umask;
> > +        /* if you don't specify a type, assume regular file */
> > +        if (!(mode & S_IFMT)) {
> > +                mode |= S_IFREG;
> > +        }
> > +        pseudo_debug(PDBGF_FILE, "mknodat creating '%s', mode 0%o\n",
> > +                path ? path : "<no name>", (int) mode);
> > +
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +   if (dirfd != AT_FDCWD) {
> > +           errno = ENOSYS;
> > +           return -1;
> > +   }
> > +   rc = real_stat64(path, &buf);
> > +#else
> > +   rc = real_fstatat64(dirfd, path, &buf, AT_SYMLINK_NOFOLLOW);
> > +#endif
> > +   if (rc != -1) {
> > +           /* if we can stat the file, you can't mknod it */
> > +           errno = EEXIST;
> > +           return -1;
> > +   }
> > +   if (!dev) {
> > +           errno = EINVAL;
> > +           return -1;
> > +   }
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +   rc = real_open(path, O_CREAT | O_WRONLY | O_EXCL,
> > +           PSEUDO_FS_MODE(mode, 0));
> > +#else
> > +   rc = real_openat(dirfd, path, O_CREAT | O_WRONLY | O_EXCL,
> > +           PSEUDO_FS_MODE(mode, 0));
> > +#endif
> > +   if (rc == -1) {
> > +           return -1;
> > +   }
> > +   real_fchmod(rc, PSEUDO_FS_MODE(mode, 0));
> > +   real_fstat64(rc, &buf);
> > +   /* mknod does not really open the file.  We don't have
> > +    * to use wrap_close because we've never exposed this file
> > +    * descriptor to the client code.
> > +    */
> > +   real_close(rc);
> > +
> > +   /* mask in the mode type bits again */
> > +   buf.st_mode = (PSEUDO_DB_MODE(buf.st_mode, mode) & 07777) |
> > +                   (mode & ~07777);
> > +   buf.st_rdev = dev;
> > +   msg = pseudo_client_op(OP_MKNOD, 0, -1, dirfd, path, &buf);
> > +   if (msg && msg->result != RESULT_SUCCEED) {
> > +           errno = EPERM;
> > +           rc = -1;
> > +   } else {
> > +           /* just pretend we worked */
> > +           rc = 0;
> > +   }
> > +   if (rc == -1) {
> > +           int save_errno = errno;
> > +#ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> > +           real_unlink(path);
> > +#else
> > +           real_unlinkat(dirfd, path, AT_SYMLINK_NOFOLLOW);
> > +#endif
> > +           errno = save_errno;
> > +   }
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/mkostemp64.c b/ports/linux/guts/mkostemp64.c
> > index 502211b..694070b 100644
> > --- a/ports/linux/guts/mkostemp64.c
> > +++ b/ports/linux/guts/mkostemp64.c
> > @@ -35,7 +35,7 @@
> >     if (rc != -1) {
> >             save_errno = errno;
> >  
> > -           if (real___fxstat64(_STAT_VER, rc, &buf) != -1) {
> > +           if (base_fstat64(rc, &buf) != -1) {
> >                     real_fchmod(rc, PSEUDO_FS_MODE(0600, 0));
> >                     pseudo_client_op(OP_CREAT, 0, -1, -1, tmp_template, 
> > &buf);
> >                     pseudo_client_op(OP_OPEN, PSA_READ | PSA_WRITE, rc, -1, 
> > tmp_template, &buf);
> > diff --git a/ports/linux/guts/openat.c b/ports/linux/guts/openat.c
> > index 656ac2b..d027154 100644
> > --- a/ports/linux/guts/openat.c
> > +++ b/ports/linux/guts/openat.c
> > @@ -56,12 +56,12 @@
> >             save_errno = errno;
> >  #ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> >             if (flags & O_NOFOLLOW) {
> > -                   rc = real___lxstat64(_STAT_VER, path, &buf);
> > +                   rc = base_lstat64(path, &buf);
> >             } else {
> > -                   rc = real___xstat64(_STAT_VER, path, &buf);
> > +                   rc = base_stat64(path, &buf);
> >             }
> >  #else
> > -           rc = real___fxstatat64(_STAT_VER, dirfd, path, &buf, (flags & 
> > O_NOFOLLOW) ? AT_SYMLINK_NOFOLLOW : 0);
> > +           rc = base_fstatat64(dirfd, path, &buf, (flags & O_NOFOLLOW) ? 
> > AT_SYMLINK_NOFOLLOW : 0);
> >  #endif
> >             existed = (rc != -1);
> >             if (!existed)
> > @@ -77,12 +77,12 @@
> >             save_errno = errno;
> >  #ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> >             if (flags & O_NOFOLLOW) {
> > -                   rc = real___lxstat64(_STAT_VER, path, &buf);
> > +                   rc = base_lstat64(path, &buf);
> >             } else {
> > -                   rc = real___xstat64(_STAT_VER, path, &buf);
> > +                   rc = base_stat64(path, &buf);
> >             }
> >  #else
> > -           rc = real___fxstatat64(_STAT_VER, dirfd, path, &buf, (flags & 
> > O_NOFOLLOW) ? AT_SYMLINK_NOFOLLOW : 0);
> > +           rc = base_fstatat64(dirfd, path, &buf, (flags & O_NOFOLLOW) ? 
> > AT_SYMLINK_NOFOLLOW : 0);
> >  #endif
> >             if (rc != -1 && S_ISFIFO(buf.st_mode)) {
> >                     overly_magic_nonblocking = 1;
> > @@ -135,12 +135,12 @@
> >  #endif
> >  #ifdef PSEUDO_NO_REAL_AT_FUNCTIONS
> >             if (flags & O_NOFOLLOW) {
> > -                   stat_rc = real___lxstat64(_STAT_VER, path, &buf);
> > +                   stat_rc = base_lstat64(path, &buf);
> >             } else {
> > -                   stat_rc = real___xstat64(_STAT_VER, path, &buf);
> > +                   stat_rc = base_xstat64(path, &buf);
> >             }
> >  #else
> > -           stat_rc = real___fxstatat64(_STAT_VER, dirfd, path, &buf, 
> > (flags & O_NOFOLLOW) ? AT_SYMLINK_NOFOLLOW : 0);
> > +           stat_rc = base_fstatat64(dirfd, path, &buf, (flags & 
> > O_NOFOLLOW) ? AT_SYMLINK_NOFOLLOW : 0);
> >  #endif
> >  
> >             pseudo_debug(PDBGF_FILE, "openat(path %s), flags %o, stat rc 
> > %d, stat mode %o\n",
> > diff --git a/ports/linux/guts/stat.c b/ports/linux/guts/stat.c
> > index f8c73f7..ccd00db 100644
> > --- a/ports/linux/guts/stat.c
> > +++ b/ports/linux/guts/stat.c
> > @@ -8,7 +8,7 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat(_STAT_VER, AT_FDCWD, path, buf, 0);
> > +   rc = wrap_fstatat(AT_FDCWD, path, buf, 0);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/guts/stat64.c b/ports/linux/guts/stat64.c
> > index d8b3f36..391a73f 100644
> > --- a/ports/linux/guts/stat64.c
> > +++ b/ports/linux/guts/stat64.c
> > @@ -8,7 +8,7 @@
> >   * int rc = -1;
> >   */
> >  
> > -   rc = wrap___fxstatat64(_STAT_VER, AT_FDCWD, path, buf, 0);
> > +   rc = wrap_fstatat64(AT_FDCWD, path, buf, 0);
> >  
> >  /* return rc;
> >   * }
> > diff --git a/ports/linux/old__x/README b/ports/linux/old__x/README
> > new file mode 100644
> > index 0000000..c94413f
> > --- /dev/null
> > +++ b/ports/linux/old__x/README
> > @@ -0,0 +1,28 @@
> > +Older glibcs contain stat functions such as:
> > +
> > +__fxstat
> > +__fxstatat
> > +__lxstat
> > +__xstat
> > +
> > +__fxstat64
> > +__fxstatat64
> > +__lxstat64
> > +__xstat64
> > +
> > +The format of these functions use the _STAT_VER defintion.  New glibc no
> > +longer define or utilize these functions, so neither can we.
> > +
> > +We only use this subport when the functions are present, this is checked
> > +by with the existence of _STAT_VER.
> > +
> > +Older glibcs also contain mknod functions such as:
> > +
> > +__xmknod
> > +__xmknodat
> > +
> > +The format of these functions use the _MKNOD_VER defintion.  New glibc no
> > +longer define or utilize these functions, so neither can we.
> > +
> > +We only use this subport when the functions are present, this is checked
> > +by with the existence of _MKNOD_VER.
> > diff --git a/ports/linux/guts/__fxstat.c 
> > b/ports/linux/old__x/guts/__fxstat.c
> > similarity index 100%
> > rename from ports/linux/guts/__fxstat.c
> > rename to ports/linux/old__x/guts/__fxstat.c
> > diff --git a/ports/linux/guts/__fxstat64.c 
> > b/ports/linux/old__x/guts/__fxstat64.c
> > similarity index 100%
> > rename from ports/linux/guts/__fxstat64.c
> > rename to ports/linux/old__x/guts/__fxstat64.c
> > diff --git a/ports/linux/guts/__fxstatat.c 
> > b/ports/linux/old__x/guts/__fxstatat.c
> > similarity index 100%
> > rename from ports/linux/guts/__fxstatat.c
> > rename to ports/linux/old__x/guts/__fxstatat.c
> > diff --git a/ports/linux/guts/__fxstatat64.c 
> > b/ports/linux/old__x/guts/__fxstatat64.c
> > similarity index 100%
> > rename from ports/linux/guts/__fxstatat64.c
> > rename to ports/linux/old__x/guts/__fxstatat64.c
> > diff --git a/ports/linux/guts/__lxstat.c 
> > b/ports/linux/old__x/guts/__lxstat.c
> > similarity index 100%
> > rename from ports/linux/guts/__lxstat.c
> > rename to ports/linux/old__x/guts/__lxstat.c
> > diff --git a/ports/linux/guts/__lxstat64.c 
> > b/ports/linux/old__x/guts/__lxstat64.c
> > similarity index 100%
> > rename from ports/linux/guts/__lxstat64.c
> > rename to ports/linux/old__x/guts/__lxstat64.c
> > diff --git a/ports/linux/guts/__xmknod.c 
> > b/ports/linux/old__x/guts/__xmknod.c
> > similarity index 100%
> > rename from ports/linux/guts/__xmknod.c
> > rename to ports/linux/old__x/guts/__xmknod.c
> > diff --git a/ports/linux/guts/__xmknodat.c 
> > b/ports/linux/old__x/guts/__xmknodat.c
> > similarity index 100%
> > rename from ports/linux/guts/__xmknodat.c
> > rename to ports/linux/old__x/guts/__xmknodat.c
> > diff --git a/ports/linux/guts/__xstat.c b/ports/linux/old__x/guts/__xstat.c
> > similarity index 100%
> > rename from ports/linux/guts/__xstat.c
> > rename to ports/linux/old__x/guts/__xstat.c
> > diff --git a/ports/linux/guts/__xstat64.c 
> > b/ports/linux/old__x/guts/__xstat64.c
> > similarity index 100%
> > rename from ports/linux/guts/__xstat64.c
> > rename to ports/linux/old__x/guts/__xstat64.c
> > diff --git a/ports/linux/old__x/guts/fstat.c 
> > b/ports/linux/old__x/guts/fstat.c
> > new file mode 100644
> > index 0000000..b089b15
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/fstat.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2011 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int fstat(int fd, struct stat *buf)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstat(_STAT_VER, fd, buf);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/fstat64.c 
> > b/ports/linux/old__x/guts/fstat64.c
> > new file mode 100644
> > index 0000000..6dd97da
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/fstat64.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2012 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int fstat64(int fd, struct stat *buf)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstat64(_STAT_VER, fd, buf);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/fstatat.c 
> > b/ports/linux/old__x/guts/fstatat.c
> > new file mode 100644
> > index 0000000..3267641
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/fstatat.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2021 Linux Foundation; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int fstatat(int dirfd, const char *path, struct stat *buf, int flags)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstatat(_STAT_VER, dirfd, path, buf, flags);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/fstatat64.c 
> > b/ports/linux/old__x/guts/fstatat64.c
> > new file mode 100644
> > index 0000000..c981e14
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/fstatat64.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2021 Linux Foundation; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int fstatat64(int dirfd, const char *path, struct stat64 *buf, int 
> > flags)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstatat64(_STAT_VER, dirfd, path, buf, flags);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/lstat.c 
> > b/ports/linux/old__x/guts/lstat.c
> > new file mode 100644
> > index 0000000..d2c4d50
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/lstat.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2011 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int lstat(const char *path, struct stat *buf)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstatat(_STAT_VER, AT_FDCWD, path, buf, 
> > AT_SYMLINK_NOFOLLOW);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/lstat64.c 
> > b/ports/linux/old__x/guts/lstat64.c
> > new file mode 100644
> > index 0000000..43d0ce1
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/lstat64.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2012 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int lstat64(const char *path, struct stat *buf)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___fxstatat64(_STAT_VER, AT_FDCWD, path, buf, 
> > AT_SYMLINK_NOFOLLOW);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/mknod.c 
> > b/ports/linux/old__x/guts/mknod.c
> > new file mode 100644
> > index 0000000..61fd320
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/mknod.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2016 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int mknod(const char *path, mode_t mode, dev_t dev)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___xmknod(_MKNOD_VER, path, mode, &dev);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/mknodat.c 
> > b/ports/linux/old__x/guts/mknodat.c
> > new file mode 100644
> > index 0000000..a7e4293
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/mknodat.c
> > @@ -0,0 +1,15 @@
> > +/*
> > + * Copyright (c) 2016 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * int mknodat(int dirfd, const char *path, mode_t mode, dev_t dev)
> > + * int rc = -1;
> > + */
> > +
> > +   rc = wrap___xmknodat(_MKNOD_VER, dirfd, path, mode, &dev);
> > +
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/guts/mkostemp64.c 
> > b/ports/linux/old__x/guts/mkostemp64.c
> > new file mode 100644
> > index 0000000..502211b
> > --- /dev/null
> > +++ b/ports/linux/old__x/guts/mkostemp64.c
> > @@ -0,0 +1,53 @@
> > +/* 
> > + * Copyright (c) 2010 Wind River Systems; see
> > + * guts/COPYRIGHT for information.
> > + *
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + * static int
> > + * wrap_mkstemp64(char *template, int oflags) {
> > + * int rc = -1;
> > + */
> > +   struct stat64 buf;
> > +   int save_errno;
> > +   size_t len;
> > +   char *tmp_template;
> > +
> > +   if (!template) {
> > +           errno = EFAULT;
> > +           return 0;
> > +   }
> > +
> > +   len = strlen(template);
> > +   tmp_template = PSEUDO_ROOT_PATH(AT_FDCWD, template, 
> > AT_SYMLINK_NOFOLLOW);
> > +
> > +   if (!tmp_template) {
> > +           errno = ENOENT;
> > +           return -1;
> > +   }
> > +
> > +   /* mkstemp64 wrapper uses this code and mkostemp64 not present in some 
> > glibc versions */
> > +   if (oflags == 0)
> > +           rc = real_mkstemp64(tmp_template);
> > +   else
> > +           rc = real_mkostemp64(tmp_template, oflags);
> > +
> > +   if (rc != -1) {
> > +           save_errno = errno;
> > +
> > +           if (real___fxstat64(_STAT_VER, rc, &buf) != -1) {
> > +                   real_fchmod(rc, PSEUDO_FS_MODE(0600, 0));
> > +                   pseudo_client_op(OP_CREAT, 0, -1, -1, tmp_template, 
> > &buf);
> > +                   pseudo_client_op(OP_OPEN, PSA_READ | PSA_WRITE, rc, -1, 
> > tmp_template, &buf);
> > +           } else {
> > +                   pseudo_debug(PDBGF_CONSISTENCY, "mkstemp (fd %d) 
> > succeeded, but fstat failed (%s).\n",
> > +                           rc, strerror(errno));
> > +                   pseudo_client_op(OP_OPEN, PSA_READ | PSA_WRITE, rc, -1, 
> > tmp_template, 0);
> > +           }
> > +           errno = save_errno;
> > +   }
> > +   /* mkstemp only changes the XXXXXX at the end. */
> > +   memcpy(template + len - 6, tmp_template + strlen(tmp_template) - 6, 6);
> > +/* return rc;
> > + * }
> > + */
> > diff --git a/ports/linux/old__x/portdefs.h b/ports/linux/old__x/portdefs.h
> > new file mode 100644
> > index 0000000..f2bdc22
> > --- /dev/null
> > +++ b/ports/linux/old__x/portdefs.h
> > @@ -0,0 +1,40 @@
> > +/*
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + */
> > +
> > +/* If the subport was enabled, and these are not defined provide a default 
> > */
> > +#ifndef _STAT_VER
> > +#if defined (__aarch64__)
> > +#define _STAT_VER 0
> > +#elif defined (__x86_64__)
> > +#define _STAT_VER 1
> > +#else
> > +#define _STAT_VER 3
> > +#endif
> > +#endif
> > +
> > +#if PSEUDO_STATBUF_64
> > +#define base_fstat(fd, buf) real___fxstat64(_STAT_VER, fd, buf)
> > +#define base_stat(path, buf) real___xstat64(_STAT_VER, path, buf)
> > +#define base_fstatat(dirfd, path, buf, flags) real___fxstatat64(_STAT_VER, 
> > dirfd, path, buf, flags)
> > +#else
> > +#define base_fstat(fd, buf) real___fxstat(_STAT_VER, fd, buf)
> > +#define base_stat(path, buf) real___xstat(_STAT_VER, path, buf)
> > +#define base_fstatat(dirfd, path, buf, flags) real___fxstatat(_STAT_VER, 
> > dirfd, path, buf, flags)
> > +#endif
> > +
> > +#define base_fstat64(path, buf) real___fxstat64(_STAT_VER, path, buf)
> > +#define base_stat64(path, buf) real___xstat64(_STAT_VER, path, buf)
> > +#define base_fstatat64(dirfd, path, buf, flags) 
> > real___fxstatat64(_STAT_VER, dirfd, path, buf, flags)
> > +
> > +/* If the subport was enabled, and these are not defined provide a default 
> > */
> > +#ifndef _MKNOD_VER
> > +#if defined (__aarch64__)
> > +#define _MKNOD_VER 0
> > +#elif defined (__x86_64__)
> > +#define _MKNOD_VER 0
> > +#else
> > +#define _MKNOD_VER 1
> > +#endif
> > +#endif
> > diff --git a/ports/linux/old__x/pseudo_wrappers.c 
> > b/ports/linux/old__x/pseudo_wrappers.c
> > new file mode 100644
> > index 0000000..455bc09
> > --- /dev/null
> > +++ b/ports/linux/old__x/pseudo_wrappers.c
> > @@ -0,0 +1,48 @@
> > +/*
> > + * SPDX-License-Identifier: LGPL-2.1-only
> > + *
> > + */
> > +/* the unix port wants to know that real_stat() and
> > + * friends exist.  So they do. And because the Linux
> > + * port really uses stat64 for those...
> > + */
> > +int
> > +pseudo_stat(const char *path, struct stat *buf) {
> > +   return real___xstat(_STAT_VER, path, buf);
> > +}
> > +
> > +int
> > +pseudo_lstat(const char *path, struct stat *buf) {
> > +   return real___lxstat(_STAT_VER, path, buf);
> > +}
> > +
> > +int
> > +pseudo_fstat(int fd, struct stat *buf) {
> > +   return real___fxstat(_STAT_VER, fd, buf);
> > +}
> > +
> > +int
> > +pseudo_stat64(const char *path, struct stat64 *buf) {
> > +   return real___xstat64(_STAT_VER, path, buf);
> > +}
> > +
> > +int
> > +pseudo_lstat64(const char *path, struct stat64 *buf) {
> > +   return real___lxstat64(_STAT_VER, path, buf);
> > +}
> > +
> > +int
> > +pseudo_fstat64(int fd, struct stat64 *buf) {
> > +   return real___fxstat64(_STAT_VER, fd, buf);
> > +}
> > +
> > +/* similar thing happens with mknod */
> > +int
> > +pseudo_mknod(const char *path, mode_t mode, dev_t dev) {
> > +   return real___xmknod(_MKNOD_VER, path, mode, &dev);
> > +}
> > +
> > +int
> > +pseudo_mknodat(int dirfd, const char *path, mode_t mode, dev_t dev) {
> > +   return real___xmknodat(_MKNOD_VER, dirfd, path, mode, &dev);
> > +}
> > diff --git a/ports/linux/old__x/wrapfuncs.in 
> > b/ports/linux/old__x/wrapfuncs.in
> > new file mode 100644
> > index 0000000..de24e63
> > --- /dev/null
> > +++ b/ports/linux/old__x/wrapfuncs.in
> > @@ -0,0 +1,18 @@
> > +int __xstat(int ver, const char *path, struct stat *buf);
> > +int __lxstat(int ver, const char *path, struct stat *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int __fxstat(int ver, int fd, struct stat *buf);
> > +int __fxstatat(int ver, int dirfd, const char *path, struct stat *buf, int 
> > flags);
> > +int __xstat64(int ver, const char *path, struct stat64 *buf);
> > +int __lxstat64(int ver, const char *path, struct stat64 *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int __fxstat64(int ver, int fd, struct stat64 *buf);
> > +int __fxstatat64(int ver, int dirfd, const char *path, struct stat64 *buf, 
> > int flags);
> > +
> > +int stat(const char *path, struct stat *buf); /* real_func=pseudo_stat */
> > +int lstat(const char *path, struct stat *buf); /* real_func=pseudo_lstat, 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int lstat64(const char *path, struct stat64 *buf); /* 
> > real_func=pseudo_lstat64, flags=AT_SYMLINK_NOFOLLOW */
> > +int fstat64(int fd, struct stat64 *buf); /* real_func=pseudo_fstat64 */
> > +
> > +int __xmknod(int ver, const char *path, mode_t mode, dev_t *dev); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int __xmknodat(int ver, int dirfd, const char *path, mode_t mode, dev_t 
> > *dev); /* flags=AT_SYMLINK_NOFOLLOW */
> > +int mknod(const char *path, mode_t mode, dev_t dev); /* 
> > real_func=pseudo_mknod */
> > +int mknodat(int dirfd, const char *path, mode_t mode, dev_t dev); /* 
> > real_func=pseudo_mknodat */
> > diff --git a/ports/linux/portdefs.h b/ports/linux/portdefs.h
> > index 9545550..a92e969 100644
> > --- a/ports/linux/portdefs.h
> > +++ b/ports/linux/portdefs.h
> > @@ -34,22 +34,3 @@ GLIBC_COMPAT_SYMBOL(memcpy,2.0);
> >  #include <sys/syscall.h>
> >  #include <sys/prctl.h>
> >  #include <linux/seccomp.h>
> > -
> > -#ifndef _STAT_VER
> > -#if defined (__aarch64__)
> > -#define _STAT_VER 0
> > -#elif defined (__x86_64__)
> > -#define _STAT_VER 1
> > -#else
> > -#define _STAT_VER 3
> > -#endif
> > -#endif
> > -#ifndef _MKNOD_VER
> > -#if defined (__aarch64__)
> > -#define _MKNOD_VER 0
> > -#elif defined (__x86_64__)
> > -#define _MKNOD_VER 0
> > -#else
> > -#define _MKNOD_VER 1
> > -#endif
> > -#endif
> > diff --git a/ports/linux/pseudo_wrappers.c b/ports/linux/pseudo_wrappers.c
> > index 7659897..7a4f549 100644
> > --- a/ports/linux/pseudo_wrappers.c
> > +++ b/ports/linux/pseudo_wrappers.c
> > @@ -2,50 +2,7 @@
> >   * SPDX-License-Identifier: LGPL-2.1-only
> >   *
> >   */
> > -/* the unix port wants to know that real_stat() and
> > - * friends exist.  So they do. And because the Linux
> > - * port really uses stat64 for those...
> > - */
> > -int
> > -pseudo_stat(const char *path, struct stat *buf) {
> > -   return real___xstat(_STAT_VER, path, buf);
> > -}
> > -
> > -int
> > -pseudo_lstat(const char *path, struct stat *buf) {
> > -   return real___lxstat(_STAT_VER, path, buf);
> > -}
> > -
> > -int
> > -pseudo_fstat(int fd, struct stat *buf) {
> > -   return real___fxstat(_STAT_VER, fd, buf);
> > -}
> > -
> > -int
> > -pseudo_stat64(const char *path, struct stat64 *buf) {
> > -   return real___xstat64(_STAT_VER, path, buf);
> > -}
> > -
> > -int
> > -pseudo_lstat64(const char *path, struct stat64 *buf) {
> > -   return real___lxstat64(_STAT_VER, path, buf);
> > -}
> > -
> > -int
> > -pseudo_fstat64(int fd, struct stat64 *buf) {
> > -   return real___fxstat64(_STAT_VER, fd, buf);
> > -}
> > -
> >  /* similar thing happens with mknod */
> > -int
> > -pseudo_mknod(const char *path, mode_t mode, dev_t dev) {
> > -   return real___xmknod(_MKNOD_VER, path, mode, &dev);
> > -}
> > -
> > -int
> > -pseudo_mknodat(int dirfd, const char *path, mode_t mode, dev_t dev) {
> > -   return real___xmknodat(_MKNOD_VER, dirfd, path, mode, &dev);
> > -}
> >  
> >  int pseudo_capset(cap_user_header_t hdrp, const cap_user_data_t datap) {
> >     (void)hdrp;
> > diff --git a/ports/linux/subports b/ports/linux/subports
> > index 099ea59..53f6696 100755
> > --- a/ports/linux/subports
> > +++ b/ports/linux/subports
> > @@ -70,3 +70,18 @@ else
> >  fi
> >  rm -f dummy.c dummy.o
> >  
> > +# Check if _STAT_VER is defined.  This is an indication that the old 
> > internal __*xstat* functions are available
> > +# Check if _MKNOD_VER is defined.  This is an indication that the old 
> > internal __xmknod* functions are available
> > +cat > dummy.c <<EOF
> > +#include <sys/stat.h>
> > +#ifndef _STAT_VER
> > +#error _STAT_VER not defined
> > +#endif
> > +#ifndef _MKNOD_VER
> > +#error _MKNOD_VER not defined
> > +#endif
> > +EOF
> > +if ${CC} -c -o dummy.o dummy.c >/dev/null 2>&1; then
> > +        echo "linux/old__x"
> > +fi
> > +rm -f dummy.c dummy.o
> > diff --git a/ports/linux/wrapfuncs.in b/ports/linux/wrapfuncs.in
> > index 97b16c2..5187fd8 100644
> > --- a/ports/linux/wrapfuncs.in
> > +++ b/ports/linux/wrapfuncs.in
> > @@ -1,17 +1,11 @@
> >  int open(const char *path, int flags, ...{mode_t mode}); /* 
> > flags=flags&O_NOFOLLOW, noignore_path=1 */
> >  char *get_current_dir_name(void);
> > -int __xstat(int ver, const char *path, struct stat *buf);
> > -int __lxstat(int ver, const char *path, struct stat *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > -int __fxstat(int ver, int fd, struct stat *buf);
> >  int lchmod(const char *path, mode_t mode); /* flags=AT_SYMLINK_NOFOLLOW */
> >  int lchown(const char *path, uid_t owner, gid_t group); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > -int __fxstatat(int ver, int dirfd, const char *path, struct stat *buf, int 
> > flags);
> >  int openat(int dirfd, const char *path, int flags, ...{mode_t mode}); /* 
> > flags=flags&O_NOFOLLOW, noignore_path=1 */
> >  int __openat_2(int dirfd, const char *path, int flags); /* 
> > flags=flags&O_NOFOLLOW, noignore_path=1 */
> > -int mknod(const char *path, mode_t mode, dev_t dev); /* 
> > real_func=pseudo_mknod */
> > -int mknodat(int dirfd, const char *path, mode_t mode, dev_t dev); /* 
> > real_func=pseudo_mknodat */
> > -int __xmknod(int ver, const char *path, mode_t mode, dev_t *dev); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > -int __xmknodat(int ver, int dirfd, const char *path, mode_t mode, dev_t 
> > *dev); /* flags=AT_SYMLINK_NOFOLLOW */
> > +int mknod(const char *path, mode_t mode, dev_t dev);
> > +int mknodat(int dirfd, const char *path, mode_t mode, dev_t dev);
> >  int fcntl(int fd, int cmd, ...{struct flock *lock});  /* noignore_path=1 */
> >  int fcntl64(int fd, int cmd, ...{struct flock *lock});  /* noignore_path=1 
> > */
> >  # just so we know the inums of symlinks
> > @@ -21,18 +15,14 @@ int open64(const char *path, int flags, ...{mode_t 
> > mode}); /* flags=flags&O_NOFO
> >  int openat64(int dirfd, const char *path, int flags, ...{mode_t mode}); /* 
> > flags=flags&O_NOFOLLOW, noignore_path=1 */
> >  int __openat64_2(int dirfd, const char *path, int flags); /* 
> > flags=flags&O_NOFOLLOW, noignore_path=1 */
> >  int creat64(const char *path, mode_t mode);
> > -int stat(const char *path, struct stat *buf); /* real_func=pseudo_stat */
> > -int lstat(const char *path, struct stat *buf); /* real_func=pseudo_lstat, 
> > flags=AT_SYMLINK_NOFOLLOW */
> > -int fstat(int fd, struct stat *buf); /* real_func=pseudo_fstat */
> > +int stat(const char *path, struct stat *buf);
> > +int lstat(const char *path, struct stat *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int fstat(int fd, struct stat *buf);
> >  int fstatat(int dirfd, const char *path, struct stat *buf, int flags);
> > -int stat64(const char *path, struct stat64 *buf); /* 
> > real_func=pseudo_stat64 */
> > -int lstat64(const char *path, struct stat64 *buf); /* 
> > real_func=pseudo_lstat64, flags=AT_SYMLINK_NOFOLLOW */
> > -int fstat64(int fd, struct stat64 *buf); /* real_func=pseudo_fstat64 */
> > +int stat64(const char *path, struct stat64 *buf);
> > +int lstat64(const char *path, struct stat64 *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > +int fstat64(int fd, struct stat64 *buf);
> >  int fstatat64(int dirfd, const char *path, struct stat64 *buf, int flags);
> > -int __xstat64(int ver, const char *path, struct stat64 *buf);
> > -int __lxstat64(int ver, const char *path, struct stat64 *buf); /* 
> > flags=AT_SYMLINK_NOFOLLOW */
> > -int __fxstat64(int ver, int fd, struct stat64 *buf);
> > -int __fxstatat64(int ver, int dirfd, const char *path, struct stat64 *buf, 
> > int flags);
> >  FILE *fopen64(const char *path, const char *mode); /* noignore_path=1 */
> >  int nftw64(const char *path, int (*fn)(const char *, const struct stat64 
> > *, int, struct FTW *), int nopenfd, int flag); /* noignore_path=1 */
> >  FILE *freopen64(const char *path, const char *mode, FILE *stream);  /* 
> > noignore_path=1 */
> > diff --git a/pseudo_client.h b/pseudo_client.h
> > index d7944ce..8d05e4f 100644
> > --- a/pseudo_client.h
> > +++ b/pseudo_client.h
> > @@ -12,15 +12,41 @@ extern int pseudo_client_ignore_fd(int fd);
> >  extern void pseudo_client_linked_paths(const char *oldpath, const char 
> > *newpath);
> >  #if PSEUDO_STATBUF_64
> >  #define base_lstat real_lstat64
> > -#define base_fstat real_fstat64
> > -#define base_stat real_stat64
> > -#define base_fstatat(dirfd, path, buf, flags) real___fxstatat64(_STAT_VER, 
> > dirfd, path, buf, flags)
> > +#ifndef base_fstat
> > + #define base_fstat real_fstat64
> > +#endif
> > +#ifndef base_stat
> > + #define base_stat real_stat64
> > +#endif
> > +#ifndef base_fstatat
> > + #define base_fstatat real_fstatat64
> > +#endif
> >  #else
> >  #define base_lstat real_lstat
> > -#define base_fstat real_fstat
> > -#define base_stat real_stat
> > -#define base_fstatat(dirfd, path, buf, flags) real___fxstatat(_STAT_VER, 
> > dirfd, path, buf, flags)
> > +#ifndef base_fstat
> > + #define base_fstat real_fstat
> > +#endif
> > +#ifndef base_stat
> > + #define base_stat real_stat
> > +#endif
> > +#ifndef base_fstatat
> > + #define base_fstatat real_fstatat
> > +#endif
> >  #endif
> > +
> > +#ifndef base_lstat64
> > + #define base_lstat64 real_lstat64
> > +#endif
> > +#ifndef base_fstat64
> > + #define base_fstat64 real_fstat64
> > +#endif
> > +#ifndef base_stat64
> > + #define base_stat64 real_stat64
> > +#endif
> > +#ifndef base_fstatat64
> > + #define base_fstatat64 real_fstatat64
> > +#endif
> > +
> >  extern void pseudo_antimagic(void);
> >  extern void pseudo_magic(void);
> >  extern void pseudo_client_touchuid(void);
> > -- 
> > 2.17.1
> > 
> 
> > 
> > 
> > 
> 
> 
> -- 
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com

> 
> 
> 
> 


-- 
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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