Commit 54020294 authored by Paul Eggert's avatar Paul Eggert
Browse files

Merge from gnulib.

parent 70c2e72a
#serial 13
#serial 14
dnl Copyright (C) 2002, 2005, 2007, 2009-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
......@@ -12,7 +12,6 @@ AC_DEFUN([gl_FUNC_DUP2],
AC_CHECK_FUNCS_ONCE([dup2])
if test $ac_cv_func_dup2 = no; then
HAVE_DUP2=0
AC_LIBOBJ([dup2])
fi
], [
AC_DEFINE([HAVE_DUP2], [1], [Define to 1 if you have the 'dup2' function.])
......@@ -60,17 +59,15 @@ AC_DEFUN([gl_FUNC_DUP2],
esac])
])
if test "$gl_cv_func_dup2_works" = no; then
gl_REPLACE_DUP2
REPLACE_DUP2=1
fi
fi
])
AC_DEFUN([gl_REPLACE_DUP2],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_CHECK_FUNCS_ONCE([dup2])
if test $ac_cv_func_dup2 = yes; then
REPLACE_DUP2=1
fi
AC_LIBOBJ([dup2])
dnl Replace dup2() for supporting the gnulib-defined fchdir() function,
dnl to keep fchdir's bookkeeping up-to-date.
m4_ifdef([gl_FUNC_FCHDIR], [
gl_TEST_FCHDIR
if test $HAVE_FCHDIR = 0; then
REPLACE_DUP2=1
fi
])
])
......@@ -47,6 +47,7 @@ AC_DEFUN([gl_EARLY],
# Code from module include_next:
# Code from module intprops:
# Code from module inttypes-incomplete:
# Code from module largefile:
# Code from module lstat:
# Code from module mktime:
# Code from module multiarch:
......@@ -111,6 +112,9 @@ gl_SHA256
gl_SHA512
AC_REQUIRE([gl_C99_STRTOLD])
gl_FUNC_DUP2
if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then
AC_LIBOBJ([dup2])
fi
gl_UNISTD_MODULE_INDICATOR([dup2])
gl_FILEMODE
gl_GETLOADAVG
......@@ -527,6 +531,7 @@ AC_DEFUN([gl_FILE_LIST], [
m4/gnulib-common.m4
m4/include_next.m4
m4/inttypes.m4
m4/largefile.m4
m4/longlong.m4
m4/lstat.m4
m4/md5.m4
......
# include_next.m4 serial 18
# include_next.m4 serial 20
dnl Copyright (C) 2006-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
......@@ -175,11 +175,13 @@ AC_DEFUN([gl_NEXT_HEADERS_INTERNAL],
[AC_CHECK_HEADERS_ONCE([$1])
])
dnl FIXME: gl_next_header and gl_header_exists must be used unquoted
dnl until we can assume autoconf 2.64 or newer.
m4_foreach_w([gl_HEADER_NAME], [$1],
[AS_VAR_PUSHDEF([gl_next_header],
[gl_cv_next_]m4_defn([gl_HEADER_NAME]))
if test $gl_cv_have_include_next = yes; then
AS_VAR_SET([gl_next_header], ['<'gl_HEADER_NAME'>'])
AS_VAR_SET(gl_next_header, ['<'gl_HEADER_NAME'>'])
else
AC_CACHE_CHECK(
[absolute name of <]m4_defn([gl_HEADER_NAME])[>],
......@@ -208,7 +210,7 @@ AC_DEFUN([gl_NEXT_HEADERS_INTERNAL],
dnl eval is necessary to expand gl_absname_cpp.
dnl Ultrix and Pyramid sh refuse to redirect output of eval,
dnl so use subshell.
AS_VAR_SET([gl_next_header],
AS_VAR_SET(gl_next_header,
['"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD |
sed -n '\#/]m4_defn([gl_HEADER_NAME])[#{
s#.*"\(.*/]m4_defn([gl_HEADER_NAME])[\)".*#\1#
......@@ -218,20 +220,20 @@ AC_DEFUN([gl_NEXT_HEADERS_INTERNAL],
}'`'"'])
m4_if([$2], [check],
[else
AS_VAR_SET([gl_next_header], ['<'gl_HEADER_NAME'>'])
AS_VAR_SET(gl_next_header, ['<'gl_HEADER_NAME'>'])
fi
])
])
fi
AC_SUBST(
AS_TR_CPP([NEXT_]m4_defn([gl_HEADER_NAME])),
[AS_VAR_GET([gl_next_header])])
[AS_VAR_GET(gl_next_header)])
if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then
# INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next'
gl_next_as_first_directive='<'gl_HEADER_NAME'>'
else
# INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include'
gl_next_as_first_directive=AS_VAR_GET([gl_next_header])
gl_next_as_first_directive=AS_VAR_GET(gl_next_header)
fi
AC_SUBST(
AS_TR_CPP([NEXT_AS_FIRST_DIRECTIVE_]m4_defn([gl_HEADER_NAME])),
......
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