tlibthread: fix nbrecvul, recvul to match man page, Plan 9 - plan9port - [fork] Plan 9 from user space (HTM) git clone git://src.adamsgaard.dk/plan9port (DIR) Log (DIR) Files (DIR) Refs (DIR) README (DIR) LICENSE --- (DIR) commit 369923f6fca5a713698dbac76c486ddb28f43721 (DIR) parent 93f9789c048d9bfd75192adce3ed9a3ff8a68fbc (HTM) Author: Russ Cox <rsc@swtch.com> Date: Mon, 13 Jan 2020 17:00:27 -0500 libthread: fix nbrecvul, recvul to match man page, Plan 9 They return 0 on failure, not -1. Bug introduced in my original libthread-for-Unix code. Fixes #230. Diffstat: M src/libthread/channel.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- (DIR) diff --git a/src/libthread/channel.c b/src/libthread/channel.c t@@ -397,7 +397,7 @@ chanrecvul(Channel *c) if(_chanop(c, CHANRCV, &val, 1) > 0) return val; - return -1; + return 0; } int t@@ -413,5 +413,5 @@ channbrecvul(Channel *c) if(_chanop(c, CHANRCV, &val, 0) > 0) return val; - return -1; + return 0; }