33 lines
594 B
C
33 lines
594 B
C
#include <u.h>
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#include <libc.h>
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#include <draw.h>
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/* Connect us to new window, if possible */
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int
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newwindow(char *str)
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{
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int fd;
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char *wsys;
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char buf[256];
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wsys = getenv("wsys");
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if(wsys == nil)
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return -1;
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fd = open(wsys, ORDWR);
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if(fd < 0){
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free(wsys);
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return -1;
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}
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rfork(RFNAMEG);
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unmount(wsys, "/dev"); /* drop reference to old window */
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free(wsys);
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if(str)
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snprint(buf, sizeof buf, "new %s", str);
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else
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strcpy(buf, "new");
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if(mount(fd, -1, "/mnt/wsys", MREPL, buf) < 0)
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return mount(fd, -1, "/dev", MBEFORE, buf);
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return bind("/mnt/wsys", "/dev", MBEFORE);
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}
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