Replace AC_SUBST_FILE in configure with include in Makefiles.

* configure.ac (DEPDIR, MKDEPDIR, deps_frag, lwlib_deps_frag)
(oldxmenu_deps_frag, lisp_frag): Remove output variables/files.
(AUTO_DEPEND): New output variable.
* lwlib/Makefile.in (AUTO_DEPEND): New, set by configure.
(DEPFLAGS, MKDEPDIR): Set directly via conditional.
(lwlib_deps_frag): Replace by conditional include.
* lwlib/autodeps.mk: Remove file.
* oldXMenu/Makefile.in (AUTO_DEPEND): New, set by configure.
(DEPFLAGS, MKDEPDIR): Set directly via conditional.
(oldxmenu_deps_frag): Replace by conditional include.
* oldXMenu/autodeps.mk: Remove file.
* src/Makefile.in (AUTO_DEPEND): New, set by configure.
(DEPFLAGS, MKDEPDIR): Set directly via conditional.
(lisp_frag): Replace by an include.
(deps_frag): Replace by conditional include.
* src/autodeps.mk: Remove file.

3 files changed, 16 insertions, 16 deletions

diff --git a/src/Makefile.in b/src/Makefile.in
index 1c03b27c2c3..51a5b982474 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -323,10 +323,15 @@ am__v_at_0 = @
 am__v_at_1 =
 
 DEPDIR=deps
-## -MMD -MF $(DEPDIR)/$*.d if AUTO_DEPEND; else empty.
-DEPFLAGS=@DEPFLAGS@
-## ${MKDIR_P} ${DEPDIR} (if AUTO_DEPEND); else ':'.
-MKDEPDIR=@MKDEPDIR@
+AUTO_DEPEND = @AUTO_DEPEND@
+
+ifeq ($(AUTO_DEPEND),yes)
+DEPFLAGS = -MMD -MF ${DEPDIR}/$*.d -MP
+MKDEPDIR = ${MKDIR_P} ${DEPDIR}
+else
+DEPFLAGS =
+MKDEPDIR = :
+endif
 
 ## DO NOT use -R.  There is a special hack described in lastfile.c
 ## which is used instead.  Some initialized data areas are modified
@@ -413,9 +418,7 @@ otherobj= $(TERMCAP_OBJ) $(PRE_ALLOC_OBJ) $(GMALLOC_OBJ) $(RALLOC_OBJ) \
 FIRSTFILE_OBJ=@FIRSTFILE_OBJ@
 ALLOBJS = $(FIRSTFILE_OBJ) $(VMLIMIT_OBJ) $(obj) $(otherobj)
 
-## Configure inserts the file lisp.mk at this point, defining $lisp.
-@lisp_frag@
-
+include $(srcdir)/lisp.mk
 
 ## Construct full set of libraries to be linked.
 LIBES = $(LIBS) $(W32_LIBS) $(LIBS_GNUSTEP) $(LIBX_BASE) $(LIBIMAGE) \
@@ -667,8 +670,10 @@ endif
         @: Compile some files earlier to speed up further compilation.
         $(MAKE) -C ../lisp compile-first EMACS="$(bootstrap_exe)"
 
-## Insert either autodeps.mk (if AUTO_DEPEND), else deps.mk.
-@deps_frag@
-
+ifeq ($(AUTO_DEPEND),yes)
+-include $(ALLOBJS:%.o=${DEPDIR}/%.d)
+else
+include $(srcdir)/deps.mk
+endif
 
 ### Makefile.in ends here
diff --git a/src/autodeps.mk b/src/autodeps.mk
deleted file mode 100644
index 8b014a7508c..00000000000
--- a/src/autodeps.mk
+++ /dev/null
@@ -1,5 +0,0 @@
-### autodeps.mk --- src/Makefile fragment for GNU Emacs
-
-## This is inserted in src/Makefile if AUTO_DEPEND=yes.
-
--include $(ALLOBJS:%.o=${DEPDIR}/%.d)
diff --git a/src/deps.mk b/src/deps.mk
index 71a5f42d22e..23789384fdb 100644
--- a/src/deps.mk
+++ b/src/deps.mk
@@ -20,7 +20,7 @@
 
 ## Commentary:
 ##
-## This file is inserted in src/Makefile if AUTO_DEPEND=no.
+## This file is included in src/Makefile if AUTO_DEPEND=no.
 ## It defines static dependencies between the various source files.
 
 ## FIXME some of these dependencies are platform-specific.