X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fgetloadavg.c;h=e9c4c08890203d4ac568b835ba07c7afc265132d;hb=2c7648b6f92dd6a6dbb3fc72896b8500d525ccb1;hp=635e5ac534af828b5281f1044594f24b1e30deda;hpb=b8e3478a41e8e557bde8fb2d172ad0dc05b5b51b;p=gnulib.git

diff --git a/lib/getloadavg.c b/lib/getloadavg.c
index 635e5ac53..e9c4c0889 100644
--- a/lib/getloadavg.c
+++ b/lib/getloadavg.c
@@ -1,5 +1,5 @@
 /* Get the system load averages.
-   Copyright (C) 1985, 86, 87, 88, 89, 91, 92, 93, 1994, 1995
+   Copyright (C) 1985, 86, 87, 88, 89, 91, 92, 93, 1994, 1995, 1997
    	Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
@@ -19,6 +19,14 @@
 
 /* Compile-time symbols that this file uses:
 
+   HAVE_PSTAT_GETDYNAMIC	Define this if your system has the
+                                pstat_getdynamic function.  I think it
+				is unique to HPUX9.  The best way to get the
+				definition is through the AC_FUNC_GETLOADAVG
+				macro that comes with autoconf 2.13 or newer.
+				If that isn't an option, then just put
+				AC_CHECK_FUNCS(pstat_getdynamic) in your
+				configure.in file.
    FIXUP_KERNEL_SYMBOL_ADDR()	Adjust address in returned struct nlist.
    KERNEL_FILE			Pathname of the kernel to nlist.
    LDAV_CVT()			Scale the load average from the kernel.
@@ -43,7 +51,7 @@
    DGUX
    eunice			UNIX emulator under VMS.
    hpux
-   MSDOS			No-op for MSDOS.
+   __MSDOS__			No-op for MSDOS.
    NeXT
    sgi
    sequent			Sequent Dynix 3.x.x (BSD)
@@ -52,7 +60,7 @@
    UMAX
    UMAX4_3
    VMS
-   WIN32			No-op for Windows95/NT.
+   WINDOWS32			No-op for Windows95/NT.
    __linux__			Linux: assumes /proc filesystem mounted.
    				Support from Michael K. Johnson.
    __NetBSD__			NetBSD: assumes /kern filesystem mounted.
@@ -90,8 +98,14 @@
 extern int errno;
 #endif
 
-#ifndef HAVE_GETLOADAVG
+#if HAVE_LOCALE_H
+# include <locale.h>
+#endif
+#if !HAVE_SETLOCALE
+# define setlocale(Category, Locale) /* empty */
+#endif
 
+#ifndef HAVE_GETLOADAVG
 
 /* The existing Emacs configuration files define a macro called
    LOAD_AVE_CVT, which accepts a value of type LOAD_AVE_TYPE, and
@@ -159,6 +173,9 @@ extern int errno;
 
 # if defined (__osf__) && (defined (__alpha) || defined (__alpha__))
 #  define OSF_ALPHA
+#  include <sys/mbuf.h>
+#  include <sys/socket.h>
+#  include <net/route.h>
 #  include <sys/table.h>
 # endif
 
@@ -270,7 +287,7 @@ extern int errno;
 /* Sometimes both MIPS and sgi are defined, so FSCALE was just defined
    above under #ifdef MIPS.  But we want the sgi value.  */
 #   undef FSCALE
-#   define	FSCALE 1000.0
+#   define FSCALE 1000.0
 #  endif
 
 #  if defined (ardent) && defined (titan)
@@ -288,7 +305,13 @@ extern int errno;
 # endif	/* Not FSCALE.  */
 
 # if !defined (LDAV_CVT) && defined (FSCALE)
-#  define	LDAV_CVT(n) (((double) (n)) / FSCALE)
+#  define LDAV_CVT(n) (((double) (n)) / FSCALE)
+# endif
+
+# ifndef NLIST_STRUCT
+#  if HAVE_NLIST_H
+#   define NLIST_STRUCT
+#  endif
 # endif
 
 /* VAX C can't handle multi-line #ifs, or lines longer that 256 characters.  */
@@ -436,6 +459,14 @@ extern int errno;
 
 # endif /* LOAD_AVE_TYPE */
 
+# if defined(__GNU__) && !defined (NeXT)
+/* Note that NeXT Openstep defines __GNU__ even though it should not.  */
+/* GNU system acts much like NeXT, for load average purposes,
+   but not exactly.  */
+#  define NeXT
+#  define host_self mach_host_self
+# endif
+
 # ifdef NeXT
 #  ifdef HAVE_MACH_MACH_H
 #   include <mach/mach.h>
@@ -535,7 +566,7 @@ getloadavg (loadavg, nelem)
   elem = -1;
 # endif
 
-# if !defined (LDAV_DONE) && defined (SUNOS_5)
+# if !defined (LDAV_DONE) && defined (HAVE_LIBKSTAT)
 /* Use libkstat because we don't have to be root.  */
 #  define LDAV_DONE
   kstat_ctl_t *kc;
@@ -580,7 +611,7 @@ getloadavg (loadavg, nelem)
     }
 
   kstat_close (kc);
-# endif /* SUNOS_5 */
+# endif /* HAVE_LIBKSTAT */
 
 # if !defined (LDAV_DONE) && defined (hpux) && defined (HAVE_PSTAT_GETDYNAMIC)
 /* Use pstat_getdynamic() because we don't have to be root.  */
@@ -619,8 +650,11 @@ getloadavg (loadavg, nelem)
   if (count <= 0)
     return -1;
 
+  /* The following sscanf must use the C locale.  */
+  setlocale (LC_NUMERIC, "C");
   count = sscanf (ldavgbuf, "%lf %lf %lf",
 		  &load_ave[0], &load_ave[1], &load_ave[2]);
+  setlocale (LC_NUMERIC, "");
   if (count < 1)
     return -1;
 
@@ -818,7 +852,7 @@ getloadavg (loadavg, nelem)
        : (load_ave.tl_avenrun.l[0] / (double) load_ave.tl_lscale));
 # endif	/* OSF_MIPS */
 
-# if !defined (LDAV_DONE) && (defined (MSDOS) || defined (WIN32))
+# if !defined (LDAV_DONE) && (defined (__MSDOS__) || defined (WINDOWS32))
 #  define LDAV_DONE
 
   /* A faithful emulation is going to have to be saved for a rainy day.  */
@@ -826,7 +860,7 @@ getloadavg (loadavg, nelem)
     {
       loadavg[elem] = 0.0;
     }
-# endif  /* MSDOS */
+# endif  /* __MSDOS__ || WINDOWS32 */
 
 # if !defined (LDAV_DONE) && defined (OSF_ALPHA)
 #  define LDAV_DONE