Import sources from 2011-03-30 iso image

1 files changed, 20 insertions, 0 deletions

diff --git a/sys/src/libthread/chanprint.c b/sys/src/libthread/chanprint.c
new file mode 100755
index 000000000..781c6f6fa
--- /dev/null
+++ b/sys/src/libthread/chanprint.c
@@ -0,0 +1,20 @@
+#include <u.h>
+#include <libc.h>
+#include <thread.h>
+
+int
+chanprint(Channel *c, char *fmt, ...)
+{
+	va_list arg;
+	char *p;
+	int n;
+
+	va_start(arg, fmt);
+	p = vsmprint(fmt, arg);
+	va_end(arg);
+	if(p == nil)
+		sysfatal("vsmprint failed: %r");
+	n = sendp(c, p);
+	yield();	/* let recipient handle message immediately */
+	return n;
+}