configure.in: Check for sys/systemcfg.h and _system_configuration.

	* configure.in: Check for sys/systemcfg.h and
	_system_configuration.
	* physmem.c: Add support for AIX.  Tweek formatting as per
	upstream coreutils beta.

From-SVN: r63287

libiberty/ChangeLog

 2003-02-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* configure.in: Check for sys/systemcfg.h and
+	_system_configuration.
+	* physmem.c: Add support for AIX.  Tweek formatting as per
+	upstream coreutils beta.
+
+2003-02-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 	    Richard Earnshaw  <rearnsha@arm.com>
 	    Geoffrey Keating  <geoffk@apple.com>
 	

libiberty/config.in

@@ -261,6 +261,9 @@
 /* Define if you have the <sys/sysmp.h> header file.  */
 #undef HAVE_SYS_SYSMP_H
 
+/* Define if you have the <sys/systemcfg.h> header file.  */
+#undef HAVE_SYS_SYSTEMCFG_H
+
 /* Define if you have the <sys/table.h> header file.  */
 #undef HAVE_SYS_TABLE_H
 
@@ -288,6 +291,9 @@
 /* Define if you have the sys_siglist variable. */
 #undef HAVE_SYS_SIGLIST
 
+/* Define if you have the _system_configuration variable. */
+#undef HAVE__SYSTEM_CONFIGURATION
+
 /* Define to one of _getb67, GETB67, getb67 for Cray-2 and Cray-YMP
    systems. This function is required for alloca.c support on those
    systems. */

libiberty/configure.in

@@ -142,7 +142,7 @@ AC_SUBST_FILE(host_makefile_frag)
 # It's OK to check for header files.  Although the compiler may not be
 # able to link anything, it had better be able to at least compile
 # something.
-AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h)
 AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
 
@@ -204,7 +204,7 @@ funcs="$funcs waitpid"
 
 # Also in the old function.def file: alloca, vfork, getopt.
 
-vars="sys_errlist sys_nerr sys_siglist"
+vars="sys_errlist sys_nerr sys_siglist _system_configuration"
 
 checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
 checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
@@ -225,6 +225,7 @@ if test "x" = "y"; then
   AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
   AC_DEFINE(HAVE_SYS_NERR,    1, [Define if you have the sys_nerr variable.])
   AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
+  AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, [Define if you have the _system_configuration variable.])
 fi
 
 # For each of these functions, if the host does not provide the

libiberty/physmem.c

@@ -15,7 +15,7 @@
    along with this program; if not, write to the Free Software Foundation,
    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
-/* Written by Paul Eggert and Jim Meyering.  */
+/* Written by Paul Eggert.  */
 
 #if HAVE_CONFIG_H
 # include <config.h>
@@ -30,7 +30,7 @@
 #endif
 
 #if HAVE_SYS_SYSMP_H
-#include <sys/sysmp.h>
+# include <sys/sysmp.h>
 #endif
 
 #if HAVE_SYS_SYSINFO_H && HAVE_MACHINE_HAL_SYSINFO_H
@@ -45,11 +45,15 @@
 #include <sys/types.h>
 
 #if HAVE_SYS_PARAM_H
-#include <sys/param.h>
+# include <sys/param.h>
 #endif
 
 #if HAVE_SYS_SYSCTL_H
-#include <sys/sysctl.h>
+# include <sys/sysctl.h>
+#endif
+
+#if HAVE_SYS_SYSTEMCFG_H
+# include <sys/systemcfg.h>
 #endif
 
 #include "libiberty.h"
@@ -83,7 +87,7 @@ physmem_total ()
 #if HAVE_SYSMP && defined MP_SAGET && defined MPSA_RMINFO && defined _SC_PAGESIZE
   { /* This works on irix6. */
     struct rminfo realmem;
-    if (sysmp(MP_SAGET, MPSA_RMINFO, &realmem, sizeof(realmem)) == 0)
+    if (sysmp (MP_SAGET, MPSA_RMINFO, &realmem, sizeof realmem) == 0)
       {
 	double pagesize = sysconf (_SC_PAGESIZE);
 	double pages = realmem.physmem;
@@ -120,6 +124,11 @@ physmem_total ()
   }
 #endif
 
+#if HAVE__SYSTEM_CONFIGURATION
+  /* This works on AIX.  */
+  return _system_configuration.physmem;
+#endif
+
   /* Return 0 if we can't determine the value.  */
   return 0;
 }
@@ -155,7 +164,7 @@ physmem_available ()
 #if HAVE_SYSMP && defined MP_SAGET && defined MPSA_RMINFO && defined _SC_PAGESIZE
   { /* This works on irix6. */
     struct rminfo realmem;
-    if (sysmp(MP_SAGET, MPSA_RMINFO, &realmem, sizeof(realmem)) == 0)
+    if (sysmp (MP_SAGET, MPSA_RMINFO, &realmem, sizeof realmem) == 0)
       {
 	double pagesize = sysconf (_SC_PAGESIZE);
 	double pages = realmem.availrmem;