* sysconfig/network-scripts/ifdown-post:

attempt to reset the default route in case we dropped it for PPP

* src/ipcalc.1:
document the "--silent" option

* src/shvar.c:
strtok() and other cleanups

* rc.d/rc.sysinit:
make symlinks for System.map and module-info automatically

8 files changed, 102 insertions, 39 deletions

diff --git a/ChangeLog b/ChangeLog
index 53ccd58d..0f5f7f6a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2000-01-31  Nalin Dahyabhai  <nalin@redhat.com>
+	* sysconfig/network-scripts/ifdown-post:
+	attempt to reset the default route in case we dropped it for PPP
+
+	* src/ipcalc.1:
+	document the "--silent" option
+
+	* src/shvar.c:
+	strtok() and other cleanups
+
+	* rc.d/rc.sysinit:
+	make symlinks for System.map and module-info automatically
+
 2000-01-31  Bill Nottingham  <notting@redhat.com>
 
 	* rc.d/init.d/network:
diff --git a/initscripts.spec b/initscripts.spec
index e517219f..cbde688f 100644
--- a/initscripts.spec
+++ b/initscripts.spec
@@ -1,6 +1,6 @@
 Summary: The inittab file and the /etc/rc.d scripts.
 Name: initscripts
-%define version 4.85
+%define version 4.86
 Version: %{version}
 Copyright: GPL
 Group: System Environment/Base
@@ -227,6 +227,12 @@ rm -rf $RPM_BUILD_ROOT
 %ghost %attr(0664,root,utmp) /var/run/utmp
 
 %changelog
+* Mon Jan 31 2000 Nalin Dahyabhai <nalin@redhat.com>
+- attempt to restore default route if PPP takes it over
+- man page fix for ipcalc
+- shvar cleaning
+- automate maintaining /boot/System.map symlinks
+
 * Mon Jan 31 2000 Bill Nottingham <notting@redhat.com>
 - fix hanging ppp-watch
 - fix issues with cleaning of /var/{run,lock}
diff --git a/rc.d/rc.sysinit b/rc.d/rc.sysinit
index 844af28d..b08a40c3 100755
--- a/rc.d/rc.sysinit
+++ b/rc.d/rc.sysinit
@@ -518,6 +518,21 @@ if [ "$SMP" != "$OLDSMP" -o "$UP" != "$OLDUP" ]; then
 EOF
 fi
 
+# Adjust symlinks as necessary in /boot to keep system services from
+# spewing messages about mismatched System maps and so on.
+if [ -L /boot/System.map -a -r /boot/System.map-`uname -r` ] ; then
+	ln -s -f System.map-`uname -r` /boot/System.map
+fi
+if [ ! -e /boot/System.map -a -r /boot/System.map-`uname -r` ] ; then
+	ln -s -f System.map-`uname -r` /boot/System.map
+fi
+if [ -L /boot/module-info -a -r /boot/module-info-`uname -r` ] ; then
+	ln -s -f module-info-`uname -r` /boot/module-info
+fi
+if [ ! -e /boot/module-info -a -r /boot/module-info-`uname -r` ] ; then
+	ln -s -f module-info-`uname -r` /boot/module-info
+fi
+
 # Now that we have all of our basic modules loaded and the kernel going,
 # let's dump the syslog ring somewhere so we can find it later
 dmesg > /var/log/dmesg
diff --git a/src/ipcalc.1 b/src/ipcalc.1
index 2a72aa3d..c637eb4a 100644
--- a/src/ipcalc.1
+++ b/src/ipcalc.1
@@ -27,6 +27,9 @@ be returned.
 .IP \fI--network\fR 
 Display the network address for the given IP address and netmask.
 
+.IP \fI--silent\fR 
+Don't ever display error messages.
+
 .SH AUTHOR
 .nf
 Erik Troan <ewt@redhat.com>
diff --git a/src/shvar.c b/src/shvar.c
index 5c5233e1..9b1d8f92 100644
--- a/src/shvar.c
+++ b/src/shvar.c
@@ -1,4 +1,3 @@
-/* copied from rp3 -- DO NOT EDIT HERE, ONLY COPY FROM rp3 */
 /*
  * shvar.c
  *
@@ -29,7 +28,6 @@
  *
  */
 
-#include <assert.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -47,8 +45,7 @@ svNewFile(char *name)
     shvarFile *s = NULL;
     int closefd = 0;
 
-    s = calloc(sizeof(shvarFile), 1);
-    if (!s) return NULL;
+    s = g_malloc0(sizeof(shvarFile));
 
     s->fd = open(name, O_RDWR); /* NOT O_CREAT */
     if (s->fd == -1) {
@@ -56,24 +53,21 @@ svNewFile(char *name)
 	s->fd = open(name, O_RDONLY); /* NOT O_CREAT */
 	if (s->fd) closefd = 1;
     }
-    s->fileName = strdup(name);
+    s->fileName = g_strdup(name);
 
     if (s->fd != -1) {
 	struct stat buf;
-	char *tmp;
+	char *p, *q;
 
 	if (fstat(s->fd, &buf) < 0) goto bail;
-	s->arena = calloc(buf.st_size, 1);
-	if (!s->arena) goto bail;
+	s->arena = g_malloc0(buf.st_size + 1);
+
 	if (read(s->fd, s->arena, buf.st_size) < 0) goto bail;
-	/* Yes, I know that strtok is evil, except that this is
-	 * precisely what it was intended for in the first place...
-	 */
-	tmp = strtok(s->arena, "\n");
-	while (tmp) {
-	    s->lineList = g_list_append(s->lineList, tmp);
-	    tmp = strtok(NULL, "\n");
+
+	for(p = s->arena; (q = strchr(p, '\n')) != NULL; p = q + 1) {
+		s->lineList = g_list_append(s->lineList, g_strndup(p, q - p));
 	}
+
 	if (closefd) {
 	    close(s->fd);
 	    s->fd = -1;
@@ -84,9 +78,9 @@ svNewFile(char *name)
 
 bail:
     if (s->fd != -1) close(s->fd);
-    if (s->arena) free (s->arena);
-    if (s->fileName) free (s->fileName);
-    free (s);
+    if (s->arena) g_free (s->arena);
+    if (s->fileName) g_free (s->fileName);
+    g_free (s);
     return NULL;
 }
 
@@ -136,7 +130,7 @@ escape(char *s) {
 
     slen = strlen(s);
     newlen = slen + mangle + 3;	/* 3 is extra ""\0 */
-    new = calloc(newlen, 1);
+    new = g_malloc(newlen);
     if (!new) return NULL;
 
     new[0] = '"';
@@ -163,11 +157,10 @@ svGetValue(shvarFile *s, char *key)
     char *keyString;
     int len;
 
-    assert(s);
-    assert(key);
+    g_assert(s);
+    g_assert(key);
 
-    keyString = calloc (strlen(key) + 2, 1);
-    if (!keyString) return NULL;
+    keyString = g_malloc0(strlen(key) + 2);
     strcpy(keyString, key);
     keyString[strlen(key)] = '=';
     len = strlen(keyString);
@@ -175,18 +168,18 @@ svGetValue(shvarFile *s, char *key)
     for (s->current = s->lineList; s->current; s->current = s->current->next) {
 	line = s->current->data;
 	if (!strncmp(keyString, line, len)) {
-	    value = strdup(line + len);
+	    value = g_strdup(line + len);
 	    unescape(value);
 	    break;
 	}
     }
-    free(keyString);
+    g_free(keyString);
 
     if (value) {
 	if (value[0]) {
 	    return value;
 	} else {
-	    free (value);
+	    g_free(value);
 	    return NULL;
 	}
     }
@@ -217,7 +210,7 @@ svTrueValue(shvarFile *s, char *key, int def)
 	 (!strcasecmp("f", tmp)) ||
 	 (!strcasecmp("n", tmp)) ) returnValue = 0;
 
-    free (tmp);
+    g_free (tmp);
     return returnValue;
 }
 
@@ -251,14 +244,12 @@ svSetValue(shvarFile *s, char *key, char *value)
     char *val1 = NULL, *val2 = NULL;
     char *keyValue;
 
-    assert(s);
-    assert(key);
+    g_assert(s);
+    g_assert(key);
     /* value may be NULL */
 
     if (value) value = escape(value);
-    keyValue = malloc (strlen(key) + (value?strlen(value):0) + 2);
-    if (!keyValue) return;
-    sprintf(keyValue, "%s=%s", key, value?value:"");
+    keyValue = g_strdup_printf("%s=%s", key, value ? value : "");
 
     val1 = svGetValue(s, key);
     if (val1 && value && !strcmp(val1, value)) goto bail;
@@ -361,17 +352,17 @@ int
 svCloseFile(shvarFile *s)
 {
 
-    assert(s);
+    g_assert(s);
 
     if (s->fd != -1) close(s->fd);
 
-    free(s->arena);
+    g_free(s->arena);
     for (s->current = s->freeList; s->current; s->current = s->current->next) {
-        free(s->current->data);
+        g_free(s->current->data);
     }
-    free(s->fileName);
+    g_free(s->fileName);
     g_list_free(s->freeList);
     g_list_free(s->lineList); /* implicitly frees s->current */
-    free(s);
+    g_free(s);
     return 0;
 }
diff --git a/src/shvar.h b/src/shvar.h
index ee60e12b..482922f2 100644
--- a/src/shvar.h
+++ b/src/shvar.h
@@ -1,4 +1,3 @@
-/* copied from rp3 -- DO NOT EDIT HERE, ONLY COPY FROM rp3 */
 /*
  * shvar.h
  *
diff --git a/sysconfig/network-scripts/ifdown-post b/sysconfig/network-scripts/ifdown-post
index 460b072c..49dfa5b4 100755
--- a/sysconfig/network-scripts/ifdown-post
+++ b/sysconfig/network-scripts/ifdown-post
@@ -8,6 +8,11 @@ cd /etc/sysconfig/network-scripts
 CONFIG=$1
 source_config
 
+# Reset the default route if this interface had a special one
+if ! check_default_route ; then
+    add_default_route
+fi
+
 # Notify programs that have requested notification
 do_netreport
 
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index feea9922..93ef3b40 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -59,3 +59,34 @@ check_device_down ()
     return $retcode
 }
 
+check_default_route ()
+{
+    return `/sbin/route -n|gawk 'BEGIN{r=1} $3=="0.0.0.1" && $4=="UG" {r=0} END{print r}'`
+}
+
+find_gateway_dev ()
+{
+    . /etc/sysconfig/network
+    if [ "${GATEWAY}" != "" -a "${GATEWAY}" != "none" ] ; then
+        export GATEWAY
+        networks=`/sbin/route -n|awk '{print $1, ENVIRON["GATEWAY"],$3,$8}'|awk '{system("ipcalc --silent --network "$2" "$3" 2>/dev/null")}'|sed s^NETWORK=^^g`
+        for net in $networks; do
+            dev=`/sbin/route -n|grep ^$net|awk '{print $NF}'`
+            if [ "$dev" != "" ] ; then
+                GATEWAYDEV=$dev
+            fi
+        done
+    fi
+}
+
+add_default_route ()
+{
+    . /etc/sysconfig/network
+    find_gateway_dev
+    if [ "${GATEWAY}" != "" -a "${GATEWAY}" != "none" -a "${GATEWAYDEV}" != "" ] ; then
+        DEVICE=$GATEWAYDEV
+        if ! check_device_down ; then
+            /sbin/route add default gw ${GATEWAY} ${GATEWAYDEV}
+        fi
+    fi
+}