Move 'textual-ports' under 'compat'.

* gash/textual-ports.scm: Move this...
* gash/compat/textual-ports.scm: ...here.
* Makefile.am, gash/lexer.scm, gash/parser.scm, gash/shell.scm,
tests/unit/shell.scm: Update references.

Makefile.am

@@ -38,6 +38,7 @@ GUILE_MODULES =                                 \
   gash/built-ins/utils.scm                      \
   gash/built-ins.scm                            \
   gash/compat/hash-table.scm                    \
+  gash/compat/textual-ports.scm                 \
   gash/compat.scm                               \
   gash/config.scm                               \
   gash/environment.scm                          \
@@ -49,7 +50,6 @@ GUILE_MODULES =                                 \
   gash/readline.scm                             \
   gash/repl.scm                                 \
   gash/shell.scm                                \
-  gash/textual-ports.scm                        \
   gash/word.scm
 
 bin_SCRIPTS =                                   \

gash/compat/textual-ports.scm

@@ -16,7 +16,7 @@
 ;;; You should have received a copy of the GNU General Public License
 ;;; along with Gash.  If not, see <http://www.gnu.org/licenses/>.
 
-(define-module (gash textual-ports))
+(define-module (gash compat textual-ports))
 
 ;;; Commentary:
 ;;;

gash/lexer.scm

@@ -17,7 +17,7 @@
 ;;; along with Gash.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gash lexer)
-  #:use-module (gash textual-ports)
+  #:use-module (gash compat textual-ports)
   #:use-module (ice-9 match)
   #:use-module (ice-9 rdelim)
   #:use-module (ice-9 receive)

gash/parser.scm

@@ -17,8 +17,8 @@
 ;;; along with Gash.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gash parser)
+  #:use-module (gash compat textual-ports)
   #:use-module (gash lexer)
-  #:use-module (gash textual-ports)
   #:use-module (ice-9 match)
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-11)

gash/shell.scm

@@ -1,8 +1,8 @@
 (define-module (gash shell)
   #:use-module (gash built-ins)
+  #:use-module (gash compat textual-ports)
   #:use-module (gash environment)
   #:use-module (gash pattern)
-  #:use-module (gash textual-ports)
   #:use-module (ice-9 match)
   #:use-module (srfi srfi-1)
   #:use-module (srfi srfi-26)

tests/unit/shell.scm

@@ -17,9 +17,9 @@
 ;;; along with Gash.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (test-shell)
+  #:use-module (gash compat textual-ports)
   #:use-module (gash environment)
   #:use-module (gash shell)
-  #:use-module (gash textual-ports)
   #:use-module (ice-9 ftw)
   #:use-module (ice-9 match)
   #:use-module (srfi srfi-64)