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initialize errno and don't report an error when poll() returns without indicating one (bug #4059) 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5492 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming 2005-04-22 01:40:23 +00:00
parent a729a57ba1
commit e1d1a962c7
1 changed files with 2 additions and 1 deletions
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3
channel.c
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@ -1251,9 +1251,10 @@ char ast_waitfordigit_full(struct ast_channel *c, int ms, int audiofd, int cmdfd
return -1;
/* Wait for a digit, no more than ms milliseconds total. */
while(ms) {
errno = 0;
rchan = ast_waitfor_nandfds(&c, 1, &cmdfd, (cmdfd > -1) ? 1 : 0, NULL, &outfd, &ms);
if ((!rchan) && (outfd < 0) && (ms)) {
if (errno == EINTR)
if (errno == 0 || errno == EINTR)
continue;
ast_log(LOG_WARNING, "Wait failed (%s)\n", strerror(errno));
return -1;