X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=apps%2Fsympathy.c;h=b5bf326f1395e46d4e17502153690afa49a4393b;hb=3e72a1f6fc28777c26e4fb109867bd2a3c7b89b0;hp=89cc552d0fdd07d81978833a1999ffd9d4a38958;hpb=96141690f033c652c3cc8f24213d9054868836b4;p=sympathy.git

diff --git a/apps/sympathy.c b/apps/sympathy.c
index 89cc552..b5bf326 100644
--- a/apps/sympathy.c
+++ b/apps/sympathy.c
@@ -11,6 +11,12 @@ static char rcsid[] =
 
 /*
  * $Log$
+ * Revision 1.23  2008/02/28 16:57:51  james
+ * *** empty log message ***
+ *
+ * Revision 1.22  2008/02/28 01:47:44  james
+ * *** empty log message ***
+ *
  * Revision 1.21  2008/02/27 16:01:24  james
  * *** empty log message ***
  *
@@ -86,6 +92,7 @@ static char rcsid[] =
 #include <string.h>
 #include <strings.h>
 #include <malloc.h>
+#include <fcntl.h>
 
 #include "mainloop.h"
 
@@ -260,7 +267,7 @@ main (int argc, char *argv[])
   int c;
   extern char *optarg;
   extern int optind, opterr, optopt;
-  CRT_Pos size = { VT102_COLS_80, VT102_ROWS };
+  CRT_Pos size = { VT102_COLS_80, VT102_ROWS_24 };
 
   int oflags[128];
   char *oargs[128];
@@ -318,13 +325,14 @@ main (int argc, char *argv[])
     sum += oflags['l'];
     sum += oflags['v'];
 
-    if (!sum) {
-      /*If no mode is specified behave like screen */
-      oflags['s']++;
-      oflags['c']++;
-      sum++;
-    }
-	
+    if (!sum)
+      {
+        /*If no mode is specified behave like screen */
+        oflags['s']++;
+        oflags['c']++;
+        sum++;
+      }
+
     if (sum != 1)
       fatal_moan
         ("specifiy exactly one of ( -c and or -s ), -t, -r, -l and -v");
@@ -363,11 +371,14 @@ main (int argc, char *argv[])
         fatal_moan ("cannot parse -r %s as an integer", oargs['r']);
 
       oflags['k']++;
-      if (safe_atoi(id)>0) {
-      	oargs['k'] = mome ("/.sympathy/%s%d", hostname, safe_atoi(id));
-      } else {
-      	oargs['k'] = mome ("/.sympathy/%s", id);
-      }
+      if (safe_atoi (id) > 0)
+        {
+          oargs['k'] = mome ("/.sympathy/%s%d", hostname, safe_atoi (id));
+        }
+      else
+        {
+          oargs['k'] = mome ("/.sympathy/%s", id);
+        }
       oflags['r'] = 0;
       oflags['c']++;
     }
@@ -459,7 +470,7 @@ main (int argc, char *argv[])
       if ((size.x > VT102_MAX_COLS) || (size.x < 1))
         fatal_moan ("-w requires a width between 1 and %d\n", VT102_MAX_COLS);
 
-      if ((size.y > VT102_ROWS) || (size.y < 1))
+      if ((size.y > VT102_MAX_ROWS) || (size.y < 1))
         fatal_moan ("-w requires a height between 1 and %d\n",
                     VT102_MAX_COLS);
 
@@ -489,6 +500,32 @@ main (int argc, char *argv[])
         }
       else
         {
+          /*HACK-- check that console=device does not occur in */
+          /*/proc/cmdline */
+          if (!oargs['d'])
+            fatal_moan ("no argument to -d");
+
+          {
+            char kernel_cmdline[4096] = { 0 };
+            char search_string[1024] = "console=";
+            char *ptr = oargs['d'];
+            int fd;
+
+            if (!strncmp ("/dev/", ptr, 5))
+              ptr += 5;
+
+            strcat (search_string, ptr);
+
+            fd = open ("/proc/cmdline", O_RDONLY);
+            read (fd, kernel_cmdline, sizeof (kernel_cmdline));
+            close (fd);
+
+            kernel_cmdline[sizeof (kernel_cmdline) - 1] = 0;
+
+            if (strstr (kernel_cmdline, search_string))
+              fatal_moan ("/proc/cmdline contains %s", search_string);
+          }
+
           tty =
             serial_open (oargs['d'],
                          oflags['K'] ? SERIAL_LOCK_ACTIVE :