It is now the responsibility of the read() and write() handler to update
the offset field of the IO descriptor (rtems_libio_t). This change
makes it possible to protect the IO descriptor from concurrent access by
per file locks.
Script does what is expected and tries to do it as
smartly as possible.
+ remove occurrences of two blank comment lines
next to each other after Id string line removed.
+ remove entire comment blocks which only exited to
contain CVS Ids
+ If the processing left a blank line at the top of
a file, it was removed.
PR 1839/filesystem
* libcsupport/include/rtems/libio_.h, libcsupport/src/fchdir.c,
libcsupport/src/fdatasync.c, libcsupport/src/fpathconf.c,
libcsupport/src/fsync.c, libcsupport/src/ftruncate.c,
libcsupport/src/read.c, libcsupport/src/readv.c,
libcsupport/src/write.c, libcsupport/src/writev.c: Some calls did not
return proper status for permission errors or incorrectly permissions
at all.
Coverity Id 93/NO_EFFECT
Coverity Id 94/NO_EFFECT
* libcsupport/src/readv.c, libcsupport/src/writev.c: size_t is unsigned
so it is useless to check for < 0.
* libcsupport/src/chdir.c, libcsupport/src/chmod.c,
libcsupport/src/chown.c, libcsupport/src/close.c,
libcsupport/src/eval.c, libcsupport/src/fchdir.c,
libcsupport/src/fchmod.c, libcsupport/src/fchown.c,
libcsupport/src/fcntl.c, libcsupport/src/fdatasync.c,
libcsupport/src/freenode.c, libcsupport/src/fstat.c,
libcsupport/src/fsync.c, libcsupport/src/ftruncate.c,
libcsupport/src/ioctl.c, libcsupport/src/link.c,
libcsupport/src/lseek.c, libcsupport/src/mknod.c,
libcsupport/src/mount.c, libcsupport/src/open.c,
libcsupport/src/read.c, libcsupport/src/readlink.c,
libcsupport/src/readv.c, libcsupport/src/rmdir.c,
libcsupport/src/stat.c, libcsupport/src/statvfs.c,
libcsupport/src/symlink.c, libcsupport/src/unlink.c,
libcsupport/src/unmount.c, libcsupport/src/write.c: Removed
filesystem checks for NULL methods checks from the main posix
rountines. These are now required to have at a miminum default
routines in the tables.
PR 1262/filesystem
* libcsupport/Makefile.am, libnetworking/libc/herror.c,
libnetworking/libc/res_send.c, libnetworking/sys/uio.h,
telnetd/Makefile.am, telnetd/README, telnetd/preinstall.am,
telnetd/pty.c, telnetd/telnetd.c: Add support for readv() and
writev() including documentation and test case.
* libcsupport/src/readv.c, libcsupport/src/writev.c: New files.
