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[Bug libc/12631] New: wcp[n]cpy are required by POSIX 2008
- From: "eblake at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Fri, 1 Apr 2011 21:42:56 +0000
- Subject: [Bug libc/12631] New: wcp[n]cpy are required by POSIX 2008
- Auto-submitted: auto-generated
http://sourceware.org/bugzilla/show_bug.cgi?id=12631
Summary: wcp[n]cpy are required by POSIX 2008
Product: glibc
Version: 2.13
Status: NEW
Severity: normal
Priority: P2
Component: libc
AssignedTo: drepper.fsp@gmail.com
ReportedBy: eblake@redhat.com
$ printf '#include <wchar.h>\n' | gcc -D_POSIX_C_SOURCE=200809L -E -\
| grep 'wcpn\?cpy'
$ printf '#include <wchar.h>\n' | gcc -D_GNU_SOURCE=1 -E -\
| grep 'wcpn\?cpy'
extern wchar_t *wcpcpy (wchar_t *__restrict __dest,
extern wchar_t *wcpncpy (wchar_t *__restrict __dest,
$
Oops - POSIX 2008 requires these declarations:
http://pubs.opengroup.org/onlinepubs/9699919799/functions/wcpcpy.html
http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=dbb0472f removed them in
error. Yes, they should _not_ be visible when going for strict ANSI
compliance, but that's the point of _POSIX_C_SOURCE - to request POSIX
extensions to ANSI C.
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