[mirror_zfs.git] / config / always-sed.m4

dnl #
dnl # Set the flags used for sed in-place edits.
dnl #
AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_SED], [
	AC_REQUIRE([AC_PROG_SED])dnl
	AC_CACHE_CHECK([for sed --in-place], [ac_cv_inplace], [
		tmpfile=$(mktemp conftest.XXXXXX)
		echo foo >$tmpfile
		AS_IF([$SED --in-place 's#foo#bar#' $tmpfile 2>/dev/null],
		      [ac_cv_inplace="--in-place"],
		      [$SED -i '' 's#foo#bar#' $tmpfile 2>/dev/null],
		      [ac_cv_inplace="-i ''"],
		      [AC_MSG_ERROR([$SED does not support in-place])])
	])
	AC_SUBST([ac_inplace], [$ac_cv_inplace])
])
Commit	Line	Data
4313a5b4 RM	1	dnl #
	2	dnl # Set the flags used for sed in-place edits.
	3	dnl #
	4	AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_SED], [
5ca349f9 AS	5	AC_REQUIRE([AC_PROG_SED])dnl
5ca349f9 AS	6	AC_CACHE_CHECK([for sed --in-place], [ac_cv_inplace], [
9109b89c	7	tmpfile=$(mktemp conftest.XXXXXX)
5ca349f9 AS	8	echo foo >$tmpfile
	9	AS_IF([$SED --in-place 's#foo#bar#' $tmpfile 2>/dev/null],
	10	[ac_cv_inplace="--in-place"],
	11	[$SED -i '' 's#foo#bar#' $tmpfile 2>/dev/null],
	12	[ac_cv_inplace="-i ''"],
	13	[AC_MSG_ERROR([$SED does not support in-place])])
	14	])
	15	AC_SUBST([ac_inplace], [$ac_cv_inplace])
4313a5b4	16	])