[! VMS]: Don't declare sys_errlist here.

[gnu-emacs] / src / mem-limits.h

diff --git a/src/mem-limits.h b/src/mem-limits.h
index 31c71dc3e4ed8a9402d29e0a4f29f7e6c6b14109..1878e69ce0087dd779a4501e1b9228b6fc84cdf8 100644 (file)
--- a/src/mem-limits.h
+++ b/src/mem-limits.h
@@ -5,7 +5,7 @@ This file is part of GNU Emacs.
 
 GNU Emacs is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 1, or (at your option)
+the Free Software Foundation; either version 2, or (at your option)
 any later version.
 
 GNU Emacs is distributed in the hope that it will be useful,
@@ -17,20 +17,39 @@ You should have received a copy of the GNU General Public License
 along with GNU Emacs; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-#if defined(__osf__) && (defined(__mips) || defined(mips))
+#ifdef MSDOS
+#include <dpmi.h>
+#endif
+
+#ifdef _LIBC
+
+#include <sys/resource.h>
+#define BSD4_2                 /* Tell code below to use getrlimit.  */
+
+#else
+
+#if defined (__osf__) && (defined (__mips) || defined (mips))
 #include <sys/time.h>
 #include <sys/resource.h>
 #endif
 
+#ifdef __bsdi__
+#define BSD4_2
+#endif
+
 #ifndef BSD4_2
 #ifndef USG
+#ifndef MSDOS
 #include <sys/vlimit.h>
+#endif /* not MSDOS */
 #endif /* not USG */
 #else /* if BSD4_2 */
 #include <sys/time.h>
 #include <sys/resource.h>
 #endif /* BSD4_2 */
 
+#endif /* _LIBC */
+
 #ifdef emacs
 /* The important properties of this type are that 1) it's a pointer, and
    2) arithmetic on it should work as if the size of the object pointed
@@ -100,13 +119,24 @@ get_lim_data ()
 }
 
 #else /* not USG */
-#if !defined(BSD4_2) && !defined(__osf__)
+#if !defined (BSD4_2) && !defined (__osf__)
 
+#ifdef MSDOS
+void
+get_lim_data ()
+{
+  _go32_dpmi_meminfo info;
+
+  _go32_dpmi_get_free_memory_information (&info);
+  lim_data = info.available_memory;
+}
+#else /* not MSDOS */
 static void
 get_lim_data ()
 {
   lim_data = vlimit (LIM_DATA, -1);
 }
+#endif /* not MSDOS */
 
 #else /* BSD4_2 */