If a transmitter does not exist when setting using -e, you get the error:
warning: /dev/lirc0: failed to set send transmitters: Success
Signed-off-by: Sean Young <s...@mess.org>
---
utils/ir-ctl/ir-ctl.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/utils/ir-ctl/ir-ctl.c b/utils/ir-ctl/ir-ctl.c
index 05b46a3..229330e 100644
--- a/utils/ir-ctl/ir-ctl.c
+++ b/utils/ir-ctl/ir-ctl.c
@@ -516,7 +516,9 @@ static int lirc_options(struct arguments *args, int fd,
unsigned features)
if (args->emitters) {
if (features & LIRC_CAN_SET_TRANSMITTER_MASK) {
rc = ioctl(fd, LIRC_SET_TRANSMITTER_MASK,
&args->emitters);
- if (rc)
+ if (rc > 0)
+ fprintf(stderr, _("warning: %s: failed to set
send transmitters: only %d available\n"), dev, rc);
+ else if (rc < 0)
fprintf(stderr, _("warning: %s: failed to set
send transmitters: %m\n"), dev);
} else
fprintf(stderr, _("warning: %s: does not support
setting send transmitters\n"), dev);
--
2.7.4
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