Hash :
90c477e6
Author :
Date :
2023-04-14T12:47:03
sys_msg: New module. * lib/sys_msg.in.h: New file. * m4/sys_msg_h.m4: New file. * modules/sys_msg: New file. * doc/posix-headers/sys_msg.texi: Mention the new module.
# sys_msg_h.m4 serial 1
dnl Copyright (C) 2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl Written by Bruno Haible.
AC_DEFUN_ONCE([gl_SYS_MSG_H],
[
AC_CHECK_HEADERS_ONCE([sys/msg.h])
dnl For now, we provide a <sys/msg.h> wrapper only if the system already has
dnl a <sys/msg.h>.
if test $ac_cv_header_sys_msg_h = yes; then
GL_GENERATE_SYS_MSG_H=true
gl_CHECK_NEXT_HEADERS([sys/msg.h])
else
GL_GENERATE_SYS_MSG_H=false
fi
])