src/base/io/open.c


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#include "internal.h"

int
io·open(char *path, int flag, io·Buffer *io)
{
    int err,fd;
    switch(flag & ~(sys·OCloseExec|sys·OTrunc)){
    default:
        /* fmt·fprint(2, "open: unknown flag %d\n", flag); */
        return 1;

    case sys·ORead:
        if((err=sys·open(path, flag, 0, &fd)))
            return err;
        break;

    case sys·OWrite:
        if((err=sys·open(path, flag, 0666, &fd)))
            return err;
        break;
    }

    if((err=io·openfd(fd, flag, io))){
        sys·close(fd);
        return err;
    }
    return 0;
}