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use place holder for ascii code 0

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=> 0 terminates a C string
=> bad for linux, because linux copies the messages
   via strcpy to the user-space
This commit is contained in:
Stefan Lankes 2015-06-29 09:46:03 +02:00
parent b7665a1547
commit f4bbedd3c8
1 changed files with 4 additions and 0 deletions
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4
hermit/libkern/stdio.c
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@ -62,6 +62,10 @@ int kputchar(int c)
{
int pos;
/* add place holder for end of string */
if (!c)
c = '?';
if (early_print != NO_EARLY_PRINT)
spinlock_irqsave_lock(&olock);