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:
posix_spawn_file_actions_adddup2() function: augment a child process actions
specification.

Files:
lib/spawn_faction_adddup2.c
lib/spawn_int.h
m4/posix_spawn.m4

Depends-on:
spawn
getdtablesize

configure.ac:
gl_POSIX_SPAWN
if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then
  gl_REPLACE_SPAWN_H
  AC_LIBOBJ([spawn_faction_adddup2])
fi
gl_SPAWN_MODULE_INDICATOR([posix_spawn_file_actions_adddup2])

Makefile.am:

Include:
<spawn.h>

License:
LGPLv2+

Maintainer:
Bruno Haible, glibc