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more robust win

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This commit is contained in:
rsc 2005-03-05 13:11:00 +00:00
parent 8ba3811378
commit 4b970769b9
1 changed files with 18 additions and 4 deletions
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22
src/cmd/9term/win.c
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@ -63,7 +63,7 @@ Channel *cwait;
int pid = -1;
int label(char*, int);
void error(char*);
void error(char*, ...);
void stdinproc(void*);
void stdoutproc(void*);
void type(Event*, int, CFid*, CFid*);
@ -206,8 +206,15 @@ threadmain(int argc, char **argv)
}
void
error(char *s)
error(char *s, ...)
{
va_list arg;
if(s){
va_start(arg, s);
s = vsmprint(s, arg);
va_end(arg);
}
if(s)
fprint(2, "win: %s: %r\n", s);
else
@ -478,8 +485,15 @@ stdoutproc(void *v)
buf[n] = 0;
qlock(&q.lk);
m = sprint(x, "#%d", q.p);
if(fswrite(afd, x, m) != m)
error("stdout writing address");
if(fswrite(afd, x, m) != m){
fprint(2, "stdout writing address: %r; resetting\n");
fswrite(afd, "$", 1);
m = fsread(afd, x, sizeof x-1);
if(m >= 0){
x[m] = 0;
q.p = atoi(x);
}
}
if(fswrite(dfd, buf, n) != n)
error("stdout writing body");
q.p += nrunes(buf, n);