[lcd4linux @ 2000-07-31 10:43:44 by reinelt]

some changes to support kernel-2.4 (different layout of various files in /proc)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@60 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

8 files changed, 235 insertions, 91 deletions

diff --git a/HD44780.c b/HD44780.c
index 8ed2f19..3278ad2 100644
--- a/HD44780.c
+++ b/HD44780.c
@@ -1,4 +1,4 @@
-/* $Id: HD44780.c,v 1.5 2000/07/31 06:46:35 reinelt Exp $
+/* $Id: HD44780.c,v 1.6 2000/07/31 10:43:44 reinelt Exp $
  *
  * driver for display modules based on the HD44780 chip
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: HD44780.c,v $
+ * Revision 1.6  2000/07/31 10:43:44  reinelt
+ *
+ * some changes to support kernel-2.4 (different layout of various files in /proc)
+ *
  * Revision 1.5  2000/07/31 06:46:35  reinelt
  *
  * eliminated some compiler warnings with glibc
@@ -68,7 +72,15 @@
 #include <time.h>
 #include <signal.h>
 #include <errno.h>
+#ifdef HAVE_SYS_IO_H
 #include <sys/io.h>
+#else
+#ifdef HAVE_ASM_IO_H
+#include <asm/io.h>
+#else
+#error "neither sys/io.h nor asm/io.h found!"
+#endif
+#endif
 
 #include "debug.h"
 #include "cfg.h"
diff --git a/configure b/configure
index 3baaac2..62fb2a8 100755
--- a/configure
+++ b/configure
@@ -2234,14 +2234,54 @@ else
 fi
 done
 
+for ac_hdr in sys/io.h asm/io.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:2242: checking for $ac_hdr" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2247 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2252: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=yes"
+else
+  echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:2240: checking for pid_t" >&5
+echo "configure:2280: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2245 "configure"
+#line 2285 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2269,12 +2309,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:2273: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:2313: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2278 "configure"
+#line 2318 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -2283,7 +2323,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:2287: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2327: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -2306,13 +2346,13 @@ fi
 
 if test $ac_cv_prog_gcc = yes; then
     echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
-echo "configure:2310: checking whether ${CC-cc} needs -traditional" >&5
+echo "configure:2350: checking whether ${CC-cc} needs -traditional" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     ac_pattern="Autoconf.*'x'"
   cat > conftest.$ac_ext <<EOF
-#line 2316 "configure"
+#line 2356 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 Autoconf TIOCGETP
@@ -2330,7 +2370,7 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat > conftest.$ac_ext <<EOF
-#line 2334 "configure"
+#line 2374 "configure"
 #include "confdefs.h"
 #include <termio.h>
 Autoconf TCGETA
@@ -2351,13 +2391,49 @@ echo "$ac_t""$ac_cv_prog_gcc_traditional" 1>&6
   fi
 fi
 
+echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
+echo "configure:2396: checking for 8-bit clean memcmp" >&5
+if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test "$cross_compiling" = yes; then
+  ac_cv_func_memcmp_clean=no
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2404 "configure"
+#include "confdefs.h"
+
+main()
+{
+  char c0 = 0x40, c1 = 0x80, c2 = 0x81;
+  exit(memcmp(&c0, &c2, 1) < 0 && memcmp(&c1, &c2, 1) < 0 ? 0 : 1);
+}
+
+EOF
+if { (eval echo configure:2414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+  ac_cv_func_memcmp_clean=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  ac_cv_func_memcmp_clean=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
+test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.${ac_objext}"
+
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:2356: checking return type of signal handlers" >&5
+echo "configure:2432: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2361 "configure"
+#line 2437 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -2374,7 +2450,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:2378: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2454: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -2392,15 +2468,15 @@ cat >> confdefs.h <<EOF
 EOF
 
 
-for ac_func in gettimeofday strdup strerror strstr strtol uname
+for ac_func in gettimeofday socket strdup strerror strstr strtol uname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2399: checking for $ac_func" >&5
+echo "configure:2475: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2404 "configure"
+#line 2480 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2423,7 +2499,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2427: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2503: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2614,6 +2690,7 @@ s%@X_LIBS@%$X_LIBS%g
 s%@X_EXTRA_LIBS@%$X_EXTRA_LIBS%g
 s%@WITH_X_TRUE@%$WITH_X_TRUE%g
 s%@WITH_X_FALSE@%$WITH_X_FALSE%g
+s%@LIBOBJS@%$LIBOBJS%g
 
 CEOF
 EOF
diff --git a/configure.in b/configure.in
index fbc3775..1cf0df5 100644
--- a/configure.in
+++ b/configure.in
@@ -18,6 +18,7 @@ AM_CONDITIONAL(WITH_X, test x$no_x = x)
 dnl Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS(fcntl.h sys/ioctl.h sys/time.h unistd.h)
+AC_CHECK_HEADERS(sys/io.h asm/io.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_PID_T
@@ -25,7 +26,8 @@ AC_HEADER_TIME
 
 dnl Checks for library functions.
 AC_PROG_GCC_TRADITIONAL
+AC_FUNC_MEMCMP
 AC_TYPE_SIGNAL
-AC_CHECK_FUNCS(gettimeofday strdup strerror strstr strtol uname)
+AC_CHECK_FUNCS(gettimeofday socket strdup strerror strstr strtol uname)
 
 AC_OUTPUT(Makefile)
diff --git a/lcd4linux.conf.sample b/lcd4linux.conf.sample
index 87400b6..fc7f232 100644
--- a/lcd4linux.conf.sample
+++ b/lcd4linux.conf.sample
@@ -1,12 +1,15 @@
-Display LCD2041
-Port /dev/ttyS2
-Speed 19200
-Contrast 160
+#Display LCD2041
+#Port /dev/ttyS2
+#Speed 19200
+#Contrast 160
+
+Display HD44780
+Port 0x378
+Size 16x2
+Delay 398
 
-#Display HD44780
-#Port 0x378
-#Size 16x2
-#Delay 300
+Row1 "Disk%dm $R10dr+dw"
+Row2 "Net %nm $R10nr+nw"
 
 #Display BLC100x
 #Port /dev/ttyS2
@@ -44,15 +47,14 @@ Contrast 160
 #Row1 "*** %o %v ***"
 #Row2 "%p CPU  %r MB RAM"
 #Row3 "Busy %cb%% $r10cs+cb"
-#Row4 "Load %l1%L$r10l1"
-
-Row1 "Load %l1%L$r10cs+cb"
-Row2 "Disk %dm $R10dr+dw"
-Row3 "Net  %nm $R10nr+nw"
-#Row4 "ISDN %im $r10ii+io"
-Row5 "Temp %s2°$r10s1+s2"
+#Row4 "Load%l1%L$r10l1"
 
-Row4 "DSL %tm $r10ti+to"
+#Row1 "Load%l1%L$r10cs+cb"
+#Row2 "Disk%dm $R10dr+dw"
+#Row3 "Net %nm $R10nr+nw"
+#Row4 "ISDN%im $r10ii+io"
+#Row4 "DSL %tm $r10ti+to"
+#Row5 "Temp%s2°$r10s1+s2"
 
 #Row1 "$u3l1$u3cb$u3cs $u3mu$u3ma$u3ms $u3dr$u3dw $u3nr$u3nw $u3ii$u3io"
 #Row2 " "
diff --git a/processor.c b/processor.c
index f77aa3d..da1c3d2 100644
--- a/processor.c
+++ b/processor.c
@@ -1,4 +1,4 @@
-/* $Id: processor.c,v 1.6 2000/05/21 06:20:35 reinelt Exp $
+/* $Id: processor.c,v 1.7 2000/07/31 10:43:44 reinelt Exp $
  *
  * main data processing
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: processor.c,v $
+ * Revision 1.7  2000/07/31 10:43:44  reinelt
+ *
+ * some changes to support kernel-2.4 (different layout of various files in /proc)
+ *
  * Revision 1.6  2000/05/21 06:20:35  reinelt
  *
  * added ppp throughput
@@ -87,7 +91,7 @@ struct { int total, used, free, shared, buffer, cache, avail; } ram;
 struct { double load1, load2, load3, overload; } load;
 struct { double user, nice, system, idle; } busy;
 struct { int read, write, total, max, peak; } disk;
-struct { int rx, tx, total, max, peak; } net;
+struct { int rx, tx, total, max, peak, bytes; } net;
 struct { int usage, in, out, total, max, peak; } isdn;
 struct { int rx, tx, total, max, peak; } ppp;
 struct { double val, min, max; } sensor[SENSORS];
@@ -292,13 +296,12 @@ static void print_token (int token, char **p)
   case T_SENSOR_8:
   case T_SENSOR_9:
     val=query(token);
-    if (val<10.0) {
-      *p+=sprintf (*p, "%4.2f", val);
-    } else if (val<100.0) {
-      *p+=sprintf (*p, "%4.1f", val);
-    } else {
-      *p+=sprintf (*p, "%4.0f", val);
-    }
+    if (val<10.0)
+      *p+=sprintf (*p, "%5.2f", val);
+    else if (val<100.0)
+      *p+=sprintf (*p, "%5.1f", val);
+    else
+      *p+=sprintf (*p, "%5.0f", val);
     break;
   case T_CPU_USER:
   case T_CPU_NICE:
@@ -307,23 +310,26 @@ static void print_token (int token, char **p)
   case T_CPU_IDLE:
     *p+=sprintf (*p, "%3.0f", 100.0*query(token));
     break;
+  case T_ETH_RX:
+  case T_ETH_TX:
+  case T_ETH_MAX:
+  case T_ETH_TOTAL:
+    val=query(token);
+    if (net.bytes)
+      val/=1024.0;
+    *p+=sprintf (*p, "%5.0f", val);
+    break;
   case T_ISDN_IN:
   case T_ISDN_OUT:
   case T_ISDN_MAX:
   case T_ISDN_TOTAL:
     if (isdn.usage)
-      *p+=sprintf (*p, "%4.0f", query(token));
+      *p+=sprintf (*p, "%5.0f", query(token));
     else
       *p+=sprintf (*p, "----");
     break;
-  case T_PPP_RX:
-  case T_PPP_TX:
-  case T_PPP_MAX:
-  case T_PPP_TOTAL:
-    *p+=sprintf (*p, "%5.0f", query(token));
-    break;
   default:
-      *p+=sprintf (*p, "%4.0f", query(token));
+      *p+=sprintf (*p, "%5.0f", query(token));
   }
 }
 
@@ -353,7 +359,7 @@ static void collect_data (void)
   }
   
   if (token_usage[C_ETH]) {
-    Net (&net.rx, &net.tx);
+    Net (&net.rx, &net.tx, &net.bytes);
     net.total=net.rx+net.tx;
     net.max=net.rx>net.tx?net.rx:net.tx;
     if (net.max>net.peak) net.peak=net.max;
diff --git a/system.c b/system.c
index 5d9f3d3..246b634 100644
--- a/system.c
+++ b/system.c
@@ -1,4 +1,4 @@
-/* $Id: system.c,v 1.12 2000/05/21 06:20:35 reinelt Exp $
+/* $Id: system.c,v 1.13 2000/07/31 10:43:44 reinelt Exp $
  *
  * system status retreivement
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: system.c,v $
+ * Revision 1.13  2000/07/31 10:43:44  reinelt
+ *
+ * some changes to support kernel-2.4 (different layout of various files in /proc)
+ *
  * Revision 1.12  2000/05/21 06:20:35  reinelt
  *
  * added ppp throughput
@@ -108,11 +112,13 @@
  *   returns 0 if ok, -1 on error
  *
  * int Disk (int *r, int *w);
- *   sets number of read and write accesses to all disks 
+ *   sets number of blocks read and written from/to all disks 
  *   returns 0 if ok, -1 on error
  *
- * int Net (int *rx, int *tx);
- *   sets number of packets received and transmitted
+ * int Net (int *rx, int *tx, int *bytes);
+ *   sets number of packets or bytes received and transmitted
+ *   *bytes ist set to 0 if rx/tx are packets
+ *   *bytes ist set to 1 if rx/tx are bytes
  *   returns 0 if ok, -1 on error
  *
  * int PPP (int unit, int *rx, int *tx);
@@ -455,8 +461,6 @@ int Disk (int *r, int *w)
 {
   char buffer[4096], *p;
   static int fd=-2;
-  unsigned long r1, r2, r3, r4;
-  unsigned long w1, w2, w3, w4;
   
   *r=0;
   *w=0;
@@ -482,36 +486,59 @@ int Disk (int *r, int *w)
     fd=-1;
     return -1;
   }
-  p=strstr(buffer, "disk_rblk");
-  if (p==NULL) {
-    fprintf (stderr, "parse(/proc/stat) failed: no 'disk_rblk' line\n");
-    fd=-1;
-    return -1;
-  }
-  if (sscanf(p+9, "%lu %lu %lu %lu\n", &r1, &r2, &r3, &r4)<4) {
-    fprintf (stderr, "scanf(/proc/stat) failed\n");
-    fd=-1;
-    return -1;
-  }
-  p=strstr(buffer, "disk_wblk");
-  if (p==NULL) {
-    fprintf (stderr, "parse(/proc/stat) failed: no 'disk_wblk' line\n");
-    fd=-1;
-    return -1;
-  }
-  if (sscanf(p+9, "%lu %lu %lu %lu\n", &w1, &w2, &w3, &w4)<4) {
-    fprintf (stderr, "scanf(/proc/stat) failed\n");
-    fd=-1;
-    return -1;
+
+  p=strstr(buffer, "disk_io:");
+  if (p!=NULL) {
+    int n;
+    unsigned long rblk, wblk;
+    unsigned long rsum, wsum;
+    p+=8;
+    rsum=0;
+    wsum=0;
+    while (sscanf(p, " (%*u,%*u):(%*u,%lu,%*u,%lu)%n", &rblk, &wblk, &n)==2) {
+      rsum+=rblk;
+      wsum+=wblk;
+      p+=n;
+    }
+    // assume that we got the number of sectors and a sector size of 512 bytes
+    // to get te number in kilobytes/sec, we calculate as follows:
+    // kb=blocks*512/1024, which is blocks/2
+    *r=smooth ("disk_r", 500, rsum/2);
+    *w=smooth ("disk_w", 500, wsum/2);
+
+  } else {
+    unsigned long r1, r2, r3, r4;
+    unsigned long w1, w2, w3, w4;
+    p=strstr(buffer, "disk_rblk");
+    if (p==NULL) {
+      fprintf (stderr, "parse(/proc/stat) failed: no 'disk_rblk' line\n");
+      fd=-1;
+      return -1;
+    }
+    if (sscanf(p+9, "%lu %lu %lu %lu\n", &r1, &r2, &r3, &r4)<4) {
+      fprintf (stderr, "scanf(/proc/stat) failed\n");
+      fd=-1;
+      return -1;
+    }
+    p=strstr(buffer, "disk_wblk");
+    if (p==NULL) {
+      fprintf (stderr, "parse(/proc/stat) failed: no 'disk_wblk' line\n");
+      fd=-1;
+      return -1;
+    }
+    if (sscanf(p+9, "%lu %lu %lu %lu\n", &w1, &w2, &w3, &w4)<4) {
+      fprintf (stderr, "scanf(/proc/stat) failed\n");
+      fd=-1;
+      return -1;
+    }
+    *r=smooth ("disk_r", 500, r1+r2+r3+r4);
+    *w=smooth ("disk_w", 500, w1+w2+w3+w4);
   }
   
-  *r=smooth ("disk_r", 500, r1+r2+r3+r4);
-  *w=smooth ("disk_w", 500, w1+w2+w3+w4);
-
   return 0;
 }
 
-int Net (int *rx, int *tx)
+int Net (int *rx, int *tx, int *bytes)
 {
   char buffer[4096], *p, *s;
   static int fd=-2;
@@ -519,6 +546,7 @@ int Net (int *rx, int *tx)
   
   *rx=0;
   *tx=0;
+  *bytes=0;
 
   if (fd==-1) return -1;
   
@@ -548,15 +576,24 @@ int Net (int *rx, int *tx)
   p=buffer;
   while ((s=strsep(&p, "\n"))) {
     unsigned long r, t;
-    if (sscanf (s, " eth%*d:%*d: %ld %*d %*d %*d %*d %ld", &r, &t)==2 ||
-	sscanf (s, " eth%*d: %ld %*d %*d %*d %*d %ld", &r, &t)==2) {
+    
+    if (sscanf (s, " eth%*d:%ld %*d %*d %*d %*d %*d %*d %*d %ld %*d %*d %*d %*d %*d %*d %*d", &r, &t)==2) {
       pkg_rx+=r;
       pkg_tx+=t;
-    }  
+      *bytes=1;
+    } else {
+      if (sscanf (s, " eth%*d:%*d: %ld %*d %*d %*d %*d %ld %*d %*d %*d %*d %*d", &r, &t)==2 ||
+	  sscanf (s, " eth%*d:%ld %*d %*d %*d %*d %ld %*d %*d %*d %*d %*d",      &r, &t)==2) {
+	pkg_rx+=r;
+	pkg_tx+=t;
+	*bytes=0;
+      }
+    }
   }
+  
   *rx=smooth("net_rx", 500, pkg_rx);
   *tx=smooth("net_tx", 500, pkg_tx);
-
+  
   return 0;
 }
 
diff --git a/system.h b/system.h
index d8870f9..90b48f3 100644
--- a/system.h
+++ b/system.h
@@ -1,4 +1,4 @@
-/* $Id: system.h,v 1.7 2000/05/21 06:20:35 reinelt Exp $
+/* $Id: system.h,v 1.8 2000/07/31 10:43:44 reinelt Exp $
  *
  * system status retreivement
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: system.h,v $
+ * Revision 1.8  2000/07/31 10:43:44  reinelt
+ *
+ * some changes to support kernel-2.4 (different layout of various files in /proc)
+ *
  * Revision 1.7  2000/05/21 06:20:35  reinelt
  *
  * added ppp throughput
@@ -65,7 +69,7 @@ int    Ram (int *total, int *free, int *shared, int *buffered, int *cached);
 int    Load (double *load1, double *load2, double *load3);
 int    Busy (double *user, double *nice, double *system, double *idle);
 int    Disk (int *r, int *w);
-int    Net (int *rx, int *tx);
+int    Net (int *rx, int *tx, int *bytes);
 int    PPP (int unit, int *rx, int *tx);
 int    Sensor (int index, double *val, double *min, double *max);
 
diff --git a/udelay.c b/udelay.c
index 8bb25ab..7b0aa34 100644
--- a/udelay.c
+++ b/udelay.c
@@ -1,4 +1,4 @@
-/* $Id: udelay.c,v 1.1 2000/04/15 16:56:52 reinelt Exp $
+/* $Id: udelay.c,v 1.2 2000/07/31 10:43:44 reinelt Exp $
  *
  * short delays
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: udelay.c,v $
+ * Revision 1.2  2000/07/31 10:43:44  reinelt
+ *
+ * some changes to support kernel-2.4 (different layout of various files in /proc)
+ *
  * Revision 1.1  2000/04/15 16:56:52  reinelt
  *
  * moved delay loops to udelay.c
@@ -80,7 +84,7 @@ void udelay_calibrate (void)
     tick=clock();
     while (clock()==tick);
     tick=clock();
-    udelay(1000000/CLOCKS_PER_SEC);
+    udelay(1000000/CLK_TCK);
     if (clock()>tick)
       break;
   }
@@ -92,7 +96,7 @@ void udelay_calibrate (void)
     tick=clock();
     while (clock()==tick);
     tick=clock();
-    udelay(1000000/CLOCKS_PER_SEC);
+    udelay(1000000/CLK_TCK);
     if (clock()>tick)
       loops_per_usec&=~bit;
   }