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-rw-r--r--apps/sympathy.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/apps/sympathy.c b/apps/sympathy.c
index 89cc552..91f6c0c 100644
--- a/apps/sympathy.c
+++ b/apps/sympathy.c
@@ -11,6 +11,9 @@ static char rcsid[] =
/*
* $Log$
+ * 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 +89,7 @@ static char rcsid[] =
#include <string.h>
#include <strings.h>
#include <malloc.h>
+#include <fcntl.h>
#include "mainloop.h"
@@ -489,6 +493,31 @@ 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 :