New module 'wcsdup'. * modules/wcsdup: New file. * lib/wchar.in.h (wcsdup): New declaration. * lib/wcsdup.c: New file. * lib/wcsdup-impl.h: New file, from libutf8 with modifications. * m4/wcsdup.m4: New file. * m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcsdup is declared. (gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSDUP, HAVE_WCSDUP. * modules/wchar (Makefile.am): Substitute GNULIB_WCSDUP, HAVE_WCSDUP. * tests/test-wchar-c++.cc: Test the declaration of wcsdup. * doc/posix-functions/wcsdup.texi: Mention the new module.

Description:
tmpfile function that avoids clobbering std{in,out,err}.

Files:
lib/stdio--.h
lib/stdio-safer.h
lib/tmpfile-safer.c
m4/stdio-safer.m4

Depends-on:
binary-io
tmpfile
unistd-safer

configure.ac:
gl_TMPFILE_SAFER
gl_MODULE_INDICATOR([tmpfile-safer])

Makefile.am:

Include:
"stdio-safer.h"

License:
GPL

Maintainer:
Paul Eggert, Jim Meyering