Move LD_SWITCH_SYSTEM_TEMACS from cpp to autoconf.

* configure.in (LD_SWITCH_SYSTEM_TEMACS): New output variable.

* src/s/aix4-2.h (LD_SWITCH_SYSTEM_TEMACS): Move to configure.in.
* src/s/darwin.h (HEADERPAD_EXTRA, LIBS_NSGUI): Remove.
(LD_SWITCH_SYSTEM_TEMACS): Move to configure.in.
* src/Makefile.in (LD_SWITCH_SYSTEM_TEMACS): New variable, set by configure.
(TEMACS_LDFLAGS): Use $LD_SWITCH_SYSTEM_TEMACS.

4 files changed, 11 insertions, 22 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 33d550e7824..cbd5088e173 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,11 @@
 2010-05-04  Glenn Morris  <rgm@gnu.org>
 
+        * s/aix4-2.h (LD_SWITCH_SYSTEM_TEMACS): Move to configure.in.
+        * s/darwin.h (HEADERPAD_EXTRA, LIBS_NSGUI): Remove.
+        (LD_SWITCH_SYSTEM_TEMACS): Move to configure.in.
+        * Makefile.in (LD_SWITCH_SYSTEM_TEMACS): New variable, set by configure.
+        (TEMACS_LDFLAGS): Use $LD_SWITCH_SYSTEM_TEMACS.
+
         * s/aix4-2.h (C_SWITCH_SYSTEM):
         * m/alpha.h (C_SWITCH_MACHINE):
         Move to configure.in.
diff --git a/src/Makefile.in b/src/Makefile.in
index 220eac61c1f..fd6493aee29 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -74,6 +74,9 @@ CRT_DIR=@CRT_DIR@
 C_SWITCH_MACHINE=@C_SWITCH_MACHINE@
 ## System-specific CFLAGS.
 C_SWITCH_SYSTEM=@C_SWITCH_SYSTEM@
+## This holds any special options for linking temacs only (ie, not
+## used by configure).
+LD_SWITCH_SYSTEM_TEMACS=@LD_SWITCH_SYSTEM_TEMACS@
 
 LIBTIFF=@LIBTIFF@
 LIBJPEG=@LIBJPEG@
@@ -201,12 +204,6 @@ DEPFLAGS = -MMD -MF deps/$*.d
 #endif /* (defined (BSD_SYSTEM) && !defined (COFF)) */
 #endif /* LD_SWITCH_SYSTEM */
 
-/* This holds special options for linking temacs
-   that should be used for linking anything else.  */
-#ifndef LD_SWITCH_SYSTEM_TEMACS
-#define LD_SWITCH_SYSTEM_TEMACS
-#endif
-
 /* These macros are for switches specifically related to X Windows.  */
 #ifndef LD_SWITCH_X_SITE
 #define LD_SWITCH_X_SITE
@@ -326,7 +323,7 @@ LD=ld
 /* Flags to pass to LD only for temacs.  */
 /* Do not split this line with a backslash.  That can cause trouble with
    some cpps.  */
-TEMACS_LDFLAGS = LD_SWITCH_SYSTEM LD_SWITCH_SYSTEM_TEMACS
+TEMACS_LDFLAGS = LD_SWITCH_SYSTEM $(LD_SWITCH_SYSTEM_TEMACS)
 
 /* A macro which other sections of Makefile can redefine to munge the
    flags before they are passed to LD.  This is helpful if you have
diff --git a/src/s/aix4-2.h b/src/s/aix4-2.h
index f6ed94828d4..b7de0312f7b 100644
--- a/src/s/aix4-2.h
+++ b/src/s/aix4-2.h
@@ -100,9 +100,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #define LIBS_SYSTEM -lrts -lIM -liconv
 #endif
 
-#define LD_SWITCH_SYSTEM_TEMACS -Wl,-bnodelcsect
-
-
 
 /* Use terminfo instead of termcap.  */
 
diff --git a/src/s/darwin.h b/src/s/darwin.h
index 060e354dca7..de8369ddae2 100644
--- a/src/s/darwin.h
+++ b/src/s/darwin.h
@@ -163,13 +163,8 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 /* Definitions for how to compile & link.  */
 
 #ifdef HAVE_NS
-#define LIBS_NSGUI -framework AppKit
 #define SYSTEM_PURESIZE_EXTRA 200000
-#define HEADERPAD_EXTRA 6C8
-#else /* !HAVE_NS */
-#define LIBS_NSGUI
-#define HEADERPAD_EXTRA 690
-#endif /* !HAVE_NS */
+#endif
 
 /* On Darwin, res_init appears not to be useful: see bug#562 and
    http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html  */
@@ -177,12 +172,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #undef HAVE_RES_INIT
 #undef HAVE_LIBRESOLV
 
-/* The -headerpad option tells ld (see man page) to leave room at the
-   end of the header for adding load commands.  Needed for dumping.
-   0x690 is the total size of 30 segment load commands (at 56
-   each); under Cocoa 31 commands are required.  */
-#define LD_SWITCH_SYSTEM_TEMACS -prebind LIBS_NSGUI -Xlinker -headerpad -Xlinker HEADERPAD_EXTRA
-
 #ifdef emacs
 #define malloc unexec_malloc
 #define realloc unexec_realloc