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DEBUG_IO logging for all poll() invocations

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This commit is contained in:
Andrew Bettison 2012-07-11 14:15:02 +09:30
parent c7488de510
commit 9eeaeb9dab
1 changed files with 14 additions and 8 deletions

22
fdqueue.c

@ -19,6 +19,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#include "serval.h"
#include "strbuf.h"
#include "strbuf_helpers.h"
#include <poll.h>
#define MAX_WATCHED_FDS 128
@ -170,15 +171,20 @@ int fd_poll()
{
struct call_stats call_stats;
fd_func_enter(&call_stats);
strbuf b = strbuf_alloca(1024);
int i;
for (i = 0; i < fdcount; ++i) {
if (i)
strbuf_puts(b, ", ");
strbuf_sprintf(b, "%d:%04x:%04x", fds[i].fd, fds[i].events, fds[i].revents);
}
r = poll(fds, fdcount, ms);
DEBUGF("poll(fds=(%s), fdcount=%d, ms=%d) = %d", strbuf_str(b), fdcount, ms, r);
if (debug & DEBUG_IO) {
strbuf b = strbuf_alloca(1024);
int i;
for (i = 0; i < fdcount; ++i) {
if (i)
strbuf_puts(b, ", ");
strbuf_sprintf(b, "%d:", fds[i].fd);
strbuf_append_poll_events(b, fds[i].events);
strbuf_putc(b, ':');
strbuf_append_poll_events(b, fds[i].revents);
}
DEBUGF("poll(fds=(%s), fdcount=%d, ms=%d) = %d", strbuf_str(b), fdcount, ms, r);
}
fd_func_exit(&call_stats, &poll_stats);
}