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IO: improve ffGetTerminalResponse

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This commit is contained in:
李通洲
2024-06-25 16:09:19 +08:00
parent 071be4794f
commit 0bc9149a23
1 changed files with 7 additions and 7 deletions
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src/common/io/io_unix.c
+7 -7
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@@ -142,28 +142,28 @@ const char* ffGetTerminalResponse(const char* request, const char* format, ...)
if (!isatty(STDIN_FILENO))
{
if (ftty < 0)
ftty = open("/dev/tty", O_RDWR | O_CLOEXEC);
ftty = open("/dev/tty", O_RDWR | O_NOCTTY | O_CLOEXEC);
fin = ftty;
}
if (!isatty(STDOUT_FILENO))
{
if (ftty < 0)
ftty = open("/dev/tty", O_RDWR | O_CLOEXEC);
ftty = open("/dev/tty", O_RDWR | O_NOCTTY | O_CLOEXEC);
fout = ftty;
}
struct termios oldTerm, newTerm;
struct termios oldTerm;
if(tcgetattr(fin, &oldTerm) == -1)
return "tcgetattr(STDIN_FILENO, &oldTerm) failed";
newTerm = oldTerm;
struct termios newTerm = oldTerm;
newTerm.c_lflag &= (tcflag_t) ~(ICANON | ECHO);
if(tcsetattr(fin, TCSANOW, &newTerm) == -1)
return "tcsetattr(STDIN_FILENO, TCSANOW, &newTerm)";
if(tcsetattr(fin, TCSAFLUSH, &newTerm) == -1)
return "tcsetattr(STDIN_FILENO, TCSAFLUSH, &newTerm)";
ffWriteFDData(fout, strlen(request), request);
//Give the terminal 35ms to respond
//Give the terminal some time to respond
if(poll(&(struct pollfd) { .fd = fin, .events = POLLIN }, 1, FF_IO_TERM_RESP_WAIT_MS) <= 0)
{
tcsetattr(fin, TCSANOW, &oldTerm);