Clean up Solaris code.

* s/sol2-6.h (LD_SWITCH_SYSTEM_TEMACS, C_SWITCH_X_SYSTEM)
(LIB_MOTIF): Remove, configure takes care of this.
(NOT_USING_MOTIF): Remove, unused.
* xrdb.c: Remove #if 0-ed #include.
(SYSV): Remove conditional for old SysV.
* sysdep.c (closedir): Remove conditional code for Solaris,
Solaris has closedir.

4 files changed, 11 insertions, 52 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 6588549e496..6797b623db2 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,14 @@
+2010-04-23  Dan Nicolaescu  <dann@ics.uci.edu>
+
+        Clean up Solaris code.
+        * s/sol2-6.h (LD_SWITCH_SYSTEM_TEMACS, C_SWITCH_X_SYSTEM)
+        (LIB_MOTIF): Remove, configure takes care of this.
+        (NOT_USING_MOTIF): Remove, unused.
+        * xrdb.c: Remove #if 0-ed #include.
+        (SYSV): Remove conditional for old SysV.
+        * sysdep.c (closedir): Remove conditional code for Solaris,
+        Solaris has closedir.
+
 2010-04-22  Jan Djärv  <jan.h.d@swipnet.se>
 
         * xsettings.c (read_and_apply_settings): Check if current_font is
diff --git a/src/s/sol2-6.h b/src/s/sol2-6.h
index 408a0a2ed02..5ca5cfbc0d0 100644
--- a/src/s/sol2-6.h
+++ b/src/s/sol2-6.h
@@ -73,35 +73,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
     pty_name[sizeof (pty_name) - 1] = 0;        \
   }
 
-/* `#ifdef USE_MOTIF' won't work here, since USE_MOTIF isn't defined yet.
-   Instead, dynamically check whether USE_MOTIF expands to something.  */
-#define NOT_USING_MOTIF { set x USE_MOTIF; test "$$2" = "USE_MOTIF"; }
-
-#ifndef __GNUC__
-#define LD_SWITCH_SYSTEM_TEMACS -L/usr/ccs/lib LD_SWITCH_X_SITE_AUX \
-  `NOT_USING_MOTIF || echo ' -R/usr/dt/lib'`
-#else /* GCC */
-/* We use ./prefix-args because we don't know whether LD_SWITCH_X_SITE_AUX
-   has anything in it.  It can be empty.
-   This works ok in temacs.  */
-#define LD_SWITCH_SYSTEM_TEMACS -L/usr/ccs/lib \
- `./prefix-args -Xlinker LD_SWITCH_X_SITE_AUX` \
-  `NOT_USING_MOTIF || echo ' -R/usr/dt/lib -L/usr/dt/lib'`
-
-/* Get rid of -traditional and let const really do its thing.  */
-#undef C_SWITCH_SYSTEM
-#undef const
-#endif /* GCC */
-
-/* Gregory Neil Shapiro <gshapiro@hhmi.org> reports the Motif header files
-   are in this directory on Solaris 2.4.  */
-#define C_SWITCH_X_SYSTEM -I/usr/dt/include
-
-/* -lgen is needed for the regex and regcmp functions
-   which are used by Motif.  In the future we can try changing
-   regex.c to provide them in Emacs, but this is safer for now.  */
-#define LIB_MOTIF -lXm -lgen
-
 /* This is the only known way to avoid some crashes
    that seem to relate to screwed up malloc data
    after deleting a frame.  */
diff --git a/src/sysdep.c b/src/sysdep.c
index 506af23ef30..aebf6e7a2d1 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -2709,13 +2709,6 @@ closedir (DIR *dirp /* stream from opendir */)
   int rtnval;
 
   rtnval = emacs_close (dirp->dd_fd);
-
-  /* Some systems (like Solaris) allocate the buffer and the DIR all
-     in one block.  Why in the world are we freeing this ourselves
-     anyway?  */
-#if ! defined (SOLARIS2)
-  xfree ((char *) dirp->dd_buf); /* directory block defined in <dirent.h> */
-#endif
   xfree ((char *) dirp);
 
   return rtnval;
diff --git a/src/xrdb.c b/src/xrdb.c
index 7808bacc59f..bd3474c0466 100644
--- a/src/xrdb.c
+++ b/src/xrdb.c
@@ -34,24 +34,8 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <stdio.h>
 #include <setjmp.h>
 
-#if 1 /* I'd really appreciate it if this code could go away...  -JimB */
-/* This avoids lossage in the `dual-universe' headers on AT&T SysV
-   X11.  Don't do it on Solaris, because it breaks compilation with
-   XFree86 4.0.3 (and probably many other X11R6 releases) on Solaris
-   2 */
-#if defined(USG5) && !defined(SOLARIS2)
-#ifndef SYSV
-#define SYSV
-#endif
-#endif /* USG5 && !SOLARIS2 */
-
-#endif /* 1 */
-
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
-#if 0
-#include <X11/Xos.h>
-#endif
 #include <X11/X.h>
 #include <X11/Xutil.h>
 #include <X11/Xresource.h>