lib: string: import case-insensitive string compare ...

This imports strnicmp, strcasecmp, and strncasecmp from Linux to barebox.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>

string: add strim for ONFI code ...

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

string: add strlcpy support ...

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Andrea GALLO <andrea.gallo@stericsson.com>
Cc: Gael SALLES <gael.salles@stericsson.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

string: add typechecking for strchr, strrchr, strstr ...

These functions offered an excellent possibility to bypass compiler
type checking.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

svn_rev_003 ...

remove all #if 0 and #if 1

Scheduled for removal: strnicmp() which is unused

* Patch by Carl Riechers, 17 Mar 2004: ...

Ignore '\0' characters in console input for use with telnet and
  telco pads.

* Patch by Leon Kukovec, 17 Mar 2004:
  typo fix for strswab prototype #ifdef

* Patch by Yuli Barcohen, 4 Mar 2004: ...

Fix problems with GCC 3.3.x which changed handling of global
  variables explicitly initialized to zero (now in .bss instead of
  .data as before).

* Patch by Leon Kukovec, 02 Mar 2004:
  add strswab() to fix IDE LBA capacity, firmware and model numbers
  on little endian machines

* Patch by Masami Komiya, 02 Mar 2004:
  - Remove get_ticks() from NFS code
  - Add verification of RPC transaction ID

* Patch by Pierre Aubert, 02 Mar 2004:
  cleanup for IDE and USB drivers for MPC5200

Initial revision