47 lines
798 B
C
47 lines
798 B
C
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#include <u.h>
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#include "9term.h"
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <termios.h>
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#include <sys/termios.h>
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#include <util.h>
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#include <libc.h>
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int
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getpts(int fd[], char *slave)
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{
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return openpty(&fd[1], &fd[0], slave, 0, 0);
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}
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int
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childpty(int fd[], char *slave)
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{
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int sfd;
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close(fd[1]);
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setsid();
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sfd = open(slave, ORDWR);
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if(sfd < 0)
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sysfatal("open %s: %r\n", slave);
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if(ioctl(sfd, TIOCSCTTY, 0) < 0)
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fprint(2, "ioctl TIOCSCTTY: %r\n");
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return sfd;
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}
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struct winsize ows;
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void
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updatewinsize(int row, int col, int dx, int dy)
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{
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struct winsize ws;
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ws.ws_row = row;
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ws.ws_col = col;
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ws.ws_xpixel = dx;
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ws.ws_ypixel = dy;
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if(ws.ws_row != ows.ws_row || ws.ws_col != ows.ws_col)
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if(ioctl(rcfd[0], TIOCSWINSZ, &ws) < 0)
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fprint(2, "ioctl: %r\n");
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ows = ws;
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}
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