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devcons: simplify putstrn0()

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This commit is contained in:
cinap_lenrek 2016-11-08 00:34:59 +01:00
parent 48b49361d8
commit 32dfbc7c50
1 changed files with 8 additions and 20 deletions
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28
sys/src/9/port/devcons.c
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@ -114,9 +114,7 @@ putstrn0(char *str, int n, int usewrite)
{
int m;
char *t;
if(!islo())
usewrite = 0;
int (*wq)(Queue*, void*, int);
/*
* how many different output devices do we need?
@ -132,12 +130,10 @@ putstrn0(char *str, int n, int usewrite)
* if there's a serial line being used as a console,
* put the message there.
*/
if(kprintoq != nil && !qisclosed(kprintoq)){
if(usewrite)
qwrite(kprintoq, str, n);
else
qiwrite(kprintoq, str, n);
}else if(screenputs != nil)
wq = usewrite && islo() ? qwrite : qiwrite;
if(kprintoq != nil && !qisclosed(kprintoq))
(*wq)(kprintoq, str, n);
else if(screenputs != nil)
screenputs(str, n);
if(serialoq == nil){
@ -149,20 +145,12 @@ putstrn0(char *str, int n, int usewrite)
t = memchr(str, '\n', n);
if(t != nil) {
m = t-str;
if(usewrite){
qwrite(serialoq, str, m);
qwrite(serialoq, "\r\n", 2);
} else {
qiwrite(serialoq, str, m);
qiwrite(serialoq, "\r\n", 2);
}
(*wq)(serialoq, str, m);
(*wq)(serialoq, "\r\n", 2);
n -= m+1;
str = t+1;
} else {
if(usewrite)
qwrite(serialoq, str, n);
else
qiwrite(serialoq, str, n);
(*wq)(serialoq, str, n);
break;
}
}