Last change
on this file since 446 was 444, checked in by coas-nagasima, 4 years ago |
muslのソースコードを追加
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Property svn:eol-style
set to
native
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Property svn:mime-type
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text/x-csrc;charset=UTF-8
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File size:
838 bytes
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1 | #include <stdlib.h>
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2 | #include <fcntl.h>
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3 | #include <unistd.h>
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4 | #include <pty.h>
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5 | #include <stdio.h>
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6 | #include <pthread.h>
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7 |
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8 | /* Nonstandard, but vastly superior to the standard functions */
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9 |
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10 | int openpty(int *pm, int *ps, char *name, const struct termios *tio, const struct winsize *ws)
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11 | {
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12 | int m, s, n=0, cs;
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13 | char buf[20];
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14 |
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15 | m = open("/dev/ptmx", O_RDWR|O_NOCTTY);
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16 | if (m < 0) return -1;
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17 |
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18 | pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs);
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19 |
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20 | if (ioctl(m, TIOCSPTLCK, &n) || ioctl (m, TIOCGPTN, &n))
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21 | goto fail;
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22 |
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23 | if (!name) name = buf;
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24 | snprintf(name, sizeof buf, "/dev/pts/%d", n);
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25 | if ((s = open(name, O_RDWR|O_NOCTTY)) < 0)
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26 | goto fail;
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27 |
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28 | if (tio) tcsetattr(s, TCSANOW, tio);
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29 | if (ws) ioctl(s, TIOCSWINSZ, ws);
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30 |
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31 | *pm = m;
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32 | *ps = s;
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33 |
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34 | pthread_setcancelstate(cs, 0);
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35 | return 0;
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36 | fail:
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37 | close(m);
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38 | pthread_setcancelstate(cs, 0);
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39 | return -1;
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40 | }
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