[lcd4linux @ 2001-03-09 12:14:24 by reinelt]

minor cleanups

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@104 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

TODO

@@ -29,9 +29,10 @@ we have to use libsensors instead of parsing the proc files directly
 // accept data from external sources (fifo?)
 // Done 2000-03-08, look at %x -lt
 
-2001-02-11 Carsten Nau <info@cnau.de>
-connect a LED to a spare pin of the parallel port and show if ISDN
-is online
+// 2001-02-11 Carsten Nau <info@cnau.de>
+// connect a LED to a spare pin of the parallel port and show if ISDN
+// is online
+// Done with GPO's -mr
 
 // 2001-01-27 Axel Ehnert <axel@ehnert.net>
 // - display numer of emails in a mailbox
@@ -42,5 +43,6 @@ is online
 rename some tokens: %o->%os, %v->%ov, %r->%or, %p->%op,
 will be done with the big config-rework
 
-2001-03-05 Leo Tötsch <lt@toetsch.at>
-replace T_EXTENDED with a Flag similar to 'bar'
+// 2001-03-05 Leo Tötsch <lt@toetsch.at>
+// replace T_EXTENDED with a Flag similar to 'bar'
+// rejected, T_EXTENDED does a good job  -mr

cfg.c

@@ -1,4 +1,4 @@
-/* $Id: cfg.c,v 1.11 2001/03/08 15:25:38 ltoetsch Exp $
+/* $Id: cfg.c,v 1.12 2001/03/09 12:14:24 reinelt Exp $
  *
  * config file stuff
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: cfg.c,v $
+ * Revision 1.12  2001/03/09 12:14:24  reinelt
+ *
+ * minor cleanups
+ *
  * Revision 1.11  2001/03/08 15:25:38  ltoetsch
  * improved exec
  *
@@ -228,34 +232,34 @@ static int check_cfg_file(char *file)
    * - file is not accessible by other
    */
 
-  uid_t uid, gid;
-  int res;
   struct stat stbuf;
-  
+  uid_t uid, gid;
+  int error;
+
   uid = geteuid();
   gid = getegid();
   
-  res = stat(file, &stbuf);
-  if (res == -1) {
+  if (stat(file, &stbuf) == -1) {
     error ("stat(%s) failed: %s", file, strerror(errno));
     return -1;
   }
   if (S_ISCHR(stbuf.st_mode) && strcmp(file, "/dev/null") == 0)
     return 0;
   
+  error=0;
   if (!S_ISREG(stbuf.st_mode)) {
-    error ("stat(%s) is not a regular file", file);
-    return -1;
+    error ("security error: '%s' is not a regular file", file);
+    error=-1;
   }
   if (stbuf.st_uid != uid || stbuf.st_gid != gid) {
-    error ("stat(%s) owner and/or group don't match", file);
-    return -1;
+    error ("security error: owner and/or group of '%s' don't match", file);
+    error=-1;
   }
   if (stbuf.st_mode & S_IRWXG || stbuf.st_mode & S_IRWXO) {
-    error ("stat(%s) group or other have access", file);
-    return -1;
+    error ("security error: group or other have access to '%s'", file);
+    error=-1;
   }
-  return 0;
+  return error;
 }
 
 int cfg_read (char *file)
@@ -265,7 +269,7 @@ int cfg_read (char *file)
   char *line, *p, *s;
 
   if (check_cfg_file(file) == -1) {
-    error("open(%s) is insecure, we give up", file);
+    error("config file '%s' is insecure, aborting", file);
     exit(2);
   }
   

lcd4linux.conf.sample

@@ -100,7 +100,7 @@ Overload 2.0
 Battwarning 10
 
 SetiDir /etc/setiathome
-Mailbox1 /var/spool/mail/michii
+Mailbox1 /var/spool/mail/michi
 
 Sensor1 /proc/sys/dev/sensors/as99127f-i2c-0-2d/temp1
 Sensor1_min 30

system.c

@@ -1,4 +1,4 @@
-/* $Id: system.c,v 1.20 2001/03/02 20:18:12 reinelt Exp $
+/* $Id: system.c,v 1.21 2001/03/09 12:14:24 reinelt Exp $
  *
  * system status retreivement
  *
@@ -20,6 +20,10 @@
  *
  *
  * $Log: system.c,v $
+ * Revision 1.21  2001/03/09 12:14:24  reinelt
+ *
+ * minor cleanups
+ *
  * Revision 1.20  2001/03/02 20:18:12  reinelt
  *
  * allow compile on systems without net/if_ppp.h
@@ -749,8 +753,11 @@ int Sensor (int index, double *val, double *min, double *max)
 
     snprintf(buffer, 32, "Sensor%d_min", index);
     min_buf[index]=atof(cfg_get(buffer)?:"0");
+    *min=min_buf[index];
+
     snprintf(buffer, 32, "Sensor%d_max", index);
     max_buf[index]=atof(cfg_get(buffer)?:"100");
+    *max=max_buf[index];
     
     fd[index]=open(sensor[index], O_RDONLY);
     if (fd[index]==-1) {