From d720944efed1c5cde2b6feed170ade7b2bc9ada3 Mon Sep 17 00:00:00 2001 From: Lorenz Meier Date: Mon, 20 May 2013 14:55:48 +0200 Subject: VA args now supported by MAVLink text messages --- src/modules/mavlink/mavlink_log.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'src/modules/mavlink') diff --git a/src/modules/mavlink/mavlink_log.c b/src/modules/mavlink/mavlink_log.c index fa974dc0b..6395ab214 100644 --- a/src/modules/mavlink/mavlink_log.c +++ b/src/modules/mavlink/mavlink_log.c @@ -41,6 +41,7 @@ #include #include +#include #include @@ -87,3 +88,28 @@ int mavlink_logbuffer_read(struct mavlink_logbuffer *lb, struct mavlink_logmessa return 1; } } + +void mavlink_logbuffer_vasprintf(struct mavlink_logbuffer *lb, int severity, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + int end = (lb->start + lb->count) % lb->size; + lb->elems[end].severity = severity; + vsnprintf(lb->elems[end].text, sizeof(lb->elems[0].text), fmt, ap); + va_end(ap); +} + +__EXPORT void mavlink_vasprintf(int _fd, int severity, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + struct mavlink_logmessage msg; + msg.severity = severity; + vsnprintf(msg.text, sizeof(msg.text), fmt, ap); + va_end(ap); + #ifdef __cplusplus + ::ioctl(_fd, msg.severity, (unsigned long)msg.text); + #else + ioctl(_fd, msg.severity, (unsigned long)msg.text); + #endif +} -- cgit v1.2.3