Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>

void
main(int argc, char *argv[])
{
        int i, fd, pid, n;
        char wdir[256];
        int dflag;

        dflag = 0;
        ARGBEGIN{
        case 'd':
                dflag = 1;
                break;
        default:
                fprint(2, "usage: wnew [-d] [label]\n");
        }ARGEND

        pid = getpid();
        wdir[0] = '\0';
        if(!dflag)
                getwd(wdir, sizeof wdir);
        if(argc>0)
                for(i=0; i<argc; i++)
                        snprint(wdir, sizeof wdir, "%s%c%s", wdir, i==0? '/' : '-', argv[i]);
        else
                snprint(wdir, sizeof wdir, "%s/-win", wdir);

        if((fd = open("/dev/wnew", ORDWR)) < 0)
                sysfatal("wnew: can't open /dev/wnew: %r");

        if(fprint(fd, "%d %s", pid, wdir+dflag) < 0)
                sysfatal("wnew: can't create window: %r");

        if(seek(fd, 0, 0) != 0)
                sysfatal("wnew: can't seek: %r");

        if((n=read(fd, wdir, sizeof wdir-1)) < 0)
                sysfatal("wnew: can't read window id: %r");
        wdir[n] = '\0';

        print("%s\n", wdir);
        exits(nil);
}