[MacPorts] #69571: Add stpncpy to legacy support

[MacPorts]

#69571: Add stpncpy to legacy support
-----------------------------+-----------------------
  Reporter:  ryandesign      |      Owner:  fhgwright
      Type:  enhancement     |     Status:  closed
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:
Resolution:  fixed           |   Keywords:
      Port:  legacy-support  |
-----------------------------+-----------------------
Changes (by fhgwright):

 * status:  assigned => closed
 * resolution:   => fixed


Comment:

 In [changeset:"12a4dca86937f7d072f8ed64fd7df91b60619a41/macports-legacy-
 support" 12a4dca86937f7d072f8ed64fd7df91b60619a41/macports-legacy-support]
 (master):
 {{{
 #!ConfigurableCommitTicketReference repository="macports-legacy-support"
 revision="12a4dca86937f7d072f8ed64fd7df91b60619a41"
 Add stpncpy() support

 Imports Apple's stpncpy.c verbatim from Libc-825.24.

 Removes 'restrict' qualifiers for pre-C99 compatibility.

 Fixes whitespace; adds modification notice and proper build
 conditional.

 Updates the legacy-support headers.

 Updates the README.

 Closes: https://trac.macports.org/ticket/69571

 TESTED:
 Tested on 10.4-10.5 ppc, 10.4-10.6 i386, 10.5-10.6 ppc (i386 Rosetta),
 10.5-12.x x86_64, 11.x-14.x arm64.
 Passes all tests, including newly added stpncpy() tests.
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/69571#comment:5>
MacPorts <https://www.macports.org/>
Ports system for macOS