38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
--- freebsd.c.orig 2018-07-17 13:22:11 UTC
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+++ freebsd.c
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@@ -327,9 +327,8 @@ SP_PRIV enum sp_return list_ports(struct sp_port ***li
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DIR *dir;
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struct dirent entry;
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struct dirent *result;
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- struct termios tios;
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char name[PATH_MAX];
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- int fd, ret;
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+ int ret;
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DEBUG("Enumerating tty devices");
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if (!(dir = opendir("/dev")))
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@@ -353,21 +352,10 @@ SP_PRIV enum sp_return list_ports(struct sp_port ***li
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DEBUG_FMT("Found device %s", name);
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/* Check that we can open tty/cua device in rw mode - we need that. */
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- if ((fd = open(name, O_RDWR | O_NONBLOCK | O_NOCTTY | O_TTY_INIT | O_CLOEXEC)) < 0) {
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- DEBUG("Open failed, skipping");
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+ if (access(name, R_OK | W_OK) != 0) {
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+ DEBUG("access(2) check failed, skipping");
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continue;
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}
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-
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- /* Sanity check if we got a real tty. */
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- if (!isatty(fd)) {
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- close(fd);
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- continue;
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- }
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-
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- ret = tcgetattr(fd, &tios);
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- close(fd);
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- if (ret < 0 || cfgetospeed(&tios) <= 0 || cfgetispeed(&tios) <= 0)
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- continue;
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DEBUG_FMT("Found port %s", name);
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DBG("%s: %s\n", __func__, entry.d_name);
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