X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fposixver.m4;h=a0d4b9910b7858a53529d2a10fdf926d38d37c04;hb=00eece306cac8a9d5315e6f0f53ae2c11cd8b553;hp=3e0bc04def3b8bc650365a38c98e84decc2eb2ad;hpb=44d7c1c1f004fa9bfb8ec3948de2671a7958cf5b;p=gnulib.git diff --git a/m4/posixver.m4 b/m4/posixver.m4 index 3e0bc04de..a0d4b9910 100644 --- a/m4/posixver.m4 +++ b/m4/posixver.m4 @@ -1,19 +1,20 @@ -# posixver.m4 serial 5 -dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +# posixver.m4 serial 10 +dnl Copyright (C) 2002-2006, 2009-2010 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. AC_DEFUN([gl_POSIXVER], [ - AC_CHECK_HEADERS_ONCE(unistd.h) + AC_LIBOBJ([posixver]) + AC_REQUIRE([gl_DEFAULT_POSIX2_VERSION]) ]) # Set the default level of POSIX conformance at configure-time. # Build with `./configure DEFAULT_POSIX2_VERSION=199209 ...' to # support the older version, thus preserving portability with -# scripts that use sort +1, tail +32, head -1, etc. +# scripts that use sort +1, tail +32, etc. # Note however, that this breaks tools that might run commands # like `sort +some-file' that conform with the newer standard. AC_DEFUN([gl_DEFAULT_POSIX2_VERSION], @@ -22,7 +23,7 @@ AC_DEFUN([gl_DEFAULT_POSIX2_VERSION], gl_default_posix2_version=none-specified if test -n "$ac_cv_env_DEFAULT_POSIX2_VERSION_set"; then gl_default_posix2_version=$ac_cv_env_DEFAULT_POSIX2_VERSION_value - AC_DEFINE_UNQUOTED(DEFAULT_POSIX2_VERSION, + AC_DEFINE_UNQUOTED([DEFAULT_POSIX2_VERSION], $gl_default_posix2_version, [Define the default level of POSIX conformance. The value is of the form YYYYMM, specifying the year and month the standard was @@ -37,7 +38,7 @@ AC_DEFUN([gl_DEFAULT_POSIX2_VERSION], overridden at run time via the _POSIX2_VERSION environment variable.]) fi - AC_MSG_RESULT($gl_default_posix2_version) + AC_MSG_RESULT([$gl_default_posix2_version]) AC_ARG_VAR( [DEFAULT_POSIX2_VERSION], [POSIX version to default to; see 'config.hin'.])