sanchayanmaity/xv6-cs450
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print "0" for null string

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rsc 2006-09-06 16:38:39 +00:00
parent d90113b638
commit 45854caa93
1 changed files with 7 additions and 3 deletions
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4
console.c
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@ -129,10 +129,14 @@ cprintf(char *fmt, ...)
} else if(c == 's'){
char *s = (char*)*ap;
ap++;
if(s == 0){
cons_putc('0');
}else{
while(*s != 0){
cons_putc(*s);
s++;
}
}
} else if(c == '%'){
cons_putc(c);
} else {