add con
diff --git a/src/cmd/9p.c b/src/cmd/9p.c
index 2570aa3..7d218e6 100644
--- a/src/cmd/9p.c
+++ b/src/cmd/9p.c
@@ -33,11 +33,13 @@
void xstat(int, char**);
void xls(int, char**);
void xrdwr(int, char**);
+void xcon(int, char**);
struct {
char *s;
void (*f)(int, char**);
} cmds[] = {
+ "con", xcon,
"read", xread,
"write", xwrite,
"readfd", xreadfd,
@@ -318,6 +320,61 @@
threadexitsall(0);
}
+void
+rdcon(void *v)
+{
+ char buf[4096];
+ CFid *fid;
+
+ fid = v;
+ for(;;){
+ n = read(0, buf, sizeof buf);
+ if(n <= 0)
+ threadexitsall(0);
+ if(fswrite(fid, buf, n) != n)
+ fprint(2, "write: %r\n");
+ }
+}
+
+void
+xcon(int argc, char **argv)
+{
+ char buf[4096], *r, *w, *e;
+ int n, nocr;
+ CFid *fid;
+
+ nocr = 1;
+
+ ARGBEGIN{
+ case 'r':
+ nocr = 0;
+ break;
+ default:
+ usage();
+ }ARGEND
+
+ if(argc != 1)
+ usage();
+
+ fid = xopen(argv[0], ORDWR);
+ proccreate(rdcon, fid, STACK);
+ for(;;){
+ n = fsread(fid, buf, n);
+ if(n <= 0)
+ threadexitsall(0);
+ if(nocr){
+ for(r=w=buf, e=buf+n; r<e; r++)
+ if(*r != '\r')
+ *w++ = *r;
+ n = w-buf;
+ }
+ if(write(1, buf, n) != n)
+ threadexitsall(0);
+ }
+ fsclose(fid);
+ threadexitsall(0);
+}
+
static char *mon[] =
{
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
