configure: bump the minimum version of bash to 4.4

This is required in order to use declare -g and ${var@a}

Signed-off-by: Eli Schwartz <[email protected]>
Signed-off-by: Allan McRae <[email protected]>

Author: eli-schwartz

configure.ac

@@ -193,18 +193,18 @@ AC_DEFUN([AX_PROG_PERL_VERSION],
 AX_PROG_PERL_VERSION([5.10.1], [], [AC_MSG_ERROR([perl is too old])])
 
 AS_IF([test "x$BASH_SHELL" = "xfalse"],
-	AC_MSG_WARN([*** bash >= 4.1.0 is required for pacman scripts]),
+	AC_MSG_WARN([*** bash >= 4.4.0 is required for pacman scripts]),
 	[bash_version_major=`$BASH_SHELL -c 'echo "${BASH_VERSINFO[[0]]}"'`
 	bash_version_minor=`$BASH_SHELL -c 'echo "${BASH_VERSINFO[[1]]}"'`
 	ok=yes
 	if test "$bash_version_major" -lt 4; then
 		ok=no
 	fi
-	if test "$bash_version_major" -eq 4 && test "$bash_version_minor" -lt 1; then
+	if test "$bash_version_major" -eq 4 && test "$bash_version_minor" -lt 4; then
 		ok=no
 	fi
 	if test "$ok" = "no"; then
-		AC_MSG_ERROR([*** bash >= 4.1.0 is required for pacman scripts])
+		AC_MSG_ERROR([*** bash >= 4.4.0 is required for pacman scripts])
 	fi
 	unset bash_version_major bash_version_minor ok])