Detect another way for a connection to have gone away.

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@116296 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2008-05-14 16:46:48 +00:00
parent 59adcca238
commit aa32d71fcc

View File

@@ -249,6 +249,7 @@ static int app_exec(struct ast_channel *chan, void *data)
int child_stdout[2] = { 0,0 };
int child_stderr[2] = { 0,0 };
int res = -1;
int test_available_fd = -1;
int gen_active = 0;
int pid;
char *argv[32];
@@ -367,6 +368,8 @@ static int app_exec(struct ast_channel *chan, void *data)
goto exit;
}
test_available_fd = open("/dev/null", O_RDONLY);
setvbuf(child_events, NULL, _IONBF, 0);
setvbuf(child_commands, NULL, _IONBF, 0);
setvbuf(child_errors, NULL, _IONBF, 0);
@@ -500,7 +503,7 @@ static int app_exec(struct ast_channel *chan, void *data)
} else if (ready_fd == child_errors_fd) {
char input[1024];
if (exception || feof(child_errors)) {
if (exception || (dup2(child_commands_fd, test_available_fd) == -1) || feof(child_errors)) {
ast_chan_log(LOG_WARNING, chan, "Child process went away\n");
res = -1;
break;
@@ -533,6 +536,10 @@ static int app_exec(struct ast_channel *chan, void *data)
if (child_errors)
fclose(child_errors);
if (test_available_fd > -1) {
close(test_available_fd);
}
if (child_stdin[0])
close(child_stdin[0]);