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Kernel+LibC: Switch isatty() to use a fcntl()
We would want it to work with only stdio pledged.
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4 changed files with 5 additions and 2 deletions
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@ -413,8 +413,7 @@ int rmdir(const char* pathname)
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int isatty(int fd)
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{
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struct termios dummy;
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return tcgetattr(fd, &dummy) == 0;
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return fcntl(fd, F_ISTTY);
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}
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int dup(int old_fd)
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