Mirrors_Framework/paparazzi
1
0
Fork 0
mirror of https://github.com/paparazzi/paparazzi.git synced 2026-06-04 05:42:49 +08:00
Code Issues Actions 25 Packages Projects Releases Wiki Activity

Make sure writes complete.

Browse Source
This commit is contained in:
Ben Laurie
2013-09-08 13:26:10 +01:00
parent 508f5ebb40
commit 23a92996ee
3 changed files with 22 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
sw/airborne/boards/ardrone/navdata.c
+11 -5
View File
@@ -56,23 +56,29 @@ static int nav_fd;
measures_t navdata;
static void navdata_write(const uint8_t *buf, size_t count)
// FIXME(ben): there must be a better home for this
ssize_t full_write(int fd, const uint8_t *buf, size_t count)
{
size_t written = 0;
while(written < count)
{
ssize_t n = write(nav_fd, buf + written, count - written);
ssize_t n = write(fd, buf + written, count - written);
if (n < 0)
{
if (errno == EAGAIN || errno == EWOULDBLOCK)
continue;
perror("navdata_write: Write failed");
// FIXME: what's sensible to do at this point?
return;
return n;
}
written += n;
}
return written;
}
static void navdata_write(const uint8_t *buf, size_t count)
{
if (full_write(nav_fd, buf, count) < 0)
perror("navdata_write: Write failed");
}
int navdata_init()