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ack

master
phanes 2024-02-08 06:56:35 -05:00
parent 0561460b54
commit e03a7e67b8
2 changed files with 10 additions and 27 deletions
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1
.gitignore vendored
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@ -7,3 +7,4 @@ cmake-build-release
CMakeFiles
CMakeLists.txt
Makefile
sample/logs/*

30
src/lcpex/vpty/libclpex_tty.cpp
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@ -18,6 +18,7 @@ void safe_perror( const char * msg, struct termios * ttyOrig )
exit(1);
}
/**
* @brief Executes the child process
*
@ -210,10 +211,9 @@ int exec_pty(
// loop until we've read all the data from the child process
while ( ! break_out ) {
num_files_readable = poll(watched_fds, sizeof(watched_fds) / sizeof(watched_fds[0]), -1);
// after the poll() call, add a check to see if both pipes are closed
if (!(watched_fds[CHILD_PIPE_NAMES::STDOUT_READ].events & POLLIN) &&
!(watched_fds[CHILD_PIPE_NAMES::STDERR_READ].events & POLLIN)) {
if (!(watched_fds[1].events & POLLIN) &&
!(watched_fds[2].events & POLLIN)) {
break_out = true;
}
@ -268,34 +268,17 @@ int exec_pty(
//break_out = true;
continue;
}
// if (watched_fds[this_fd].revents & POLLHUP) {
// // this pipe has hung up
// close(watched_fds[this_fd].fd);
// break_out = true;
// break;
// }
if (watched_fds[this_fd].revents & POLLHUP) {
// this pipe has hung up
// don't close the file descriptor yet, there might still be data to read
// instead, remove the POLLIN event to avoid getting a POLLHUP event in the next poll() call
watched_fds[this_fd].events &= ~POLLIN;
close(watched_fds[this_fd].fd);
break_out = true;
break;
}
}
}
// wait for child to exit, capture status
waitpid(pid, &status, 0);
// Drain the pipes before exiting
//while ((byte_count = read(masterFd, buf, BUFFER_SIZE)) > 0) {
// write_all(stdout_log_fh->_fileno, buf, byte_count);
// write_all(STDOUT_FILENO, buf, byte_count);
//}
while ((byte_count = read(fd_child_stderr_pipe[READ_END], buf, BUFFER_SIZE)) > 0) {
write_all(stderr_log_fh->_fileno, buf, byte_count);
write_all(STDERR_FILENO, buf, byte_count);
}
ttyResetExit( &ttyOrig);
if WIFEXITED(status) {
return WEXITSTATUS(status);
@ -305,4 +288,3 @@ int exec_pty(
}
}
}