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Annotation of 43BSDReno/usr.bin/refer/NOTUSED/whatabout/what3.c, revision 1.1.1.1

1.1       root        1: #ifndef lint
                      2: static char *sccsid = "@(#)what3.c     4.2 (Berkeley) 5/11/89";
                      3: #endif
                      4: 
                      5: #include "what..c"
                      6: #include "pathnames.h"
                      7: 
                      8: doclook(argc, argv, colevel)
                      9: char *argv[];
                     10: {
                     11:        int fpa[2], fpb[2], fpc[2], pid1, pid2, st;
                     12:        int iarg;
                     13:        char *s;
                     14:        FILE *ansf;
                     15:        struct filans *af;
                     16:        struct stat statbuf;
                     17: # define RD 0
                     18: # define WR 1
                     19: # define fmv(x,y) close(y); dup(x); close(x);
                     20:        /* we want to run chkbib and then lhunt and pipe in & out */
                     21:        pipe (fpa); /* from this program to chkbib */
                     22:        pipe (fpb); /* from chkbib to lhunt */
                     23:        pipe (fpc); /* from lhunt to us */
                     24:        if (  (pid1 = fork())  ==0)
                     25:        {
                     26:                fmv(fpa[RD], 0);
                     27:                fmv(fpb[WR], 1);
                     28:                close(fpa[WR]); 
                     29:                close(fpb[RD]); 
                     30:                close(fpc[RD]); 
                     31:                close(fpc[WR]); 
                     32:                execl(_PATH_MKEY, "mkey", "-s", 0);
                     33:                _assert(0);
                     34:        }
                     35:        if (  (pid2 = fork()) == 0)
                     36:        {
                     37:                char coarg[20];
                     38:                sprintf(coarg, "-C%d", colevel);
                     39:                fmv(fpb[RD], 0);
                     40:                fmv(fpc[WR], 1);
                     41:                close(fpa[RD]); 
                     42:                close(fpa[WR]); 
                     43:                close(fpb[WR]); 
                     44:                close(fpc[RD]);
                     45:                execl(_PATH_HUNT, "hunt",
                     46:                /* "-P", */
                     47:                coarg, "-Ty", "-Fn", _PATH_ALL, 0);
                     48:                _assert(0);
                     49:        }
                     50:        _assert (pid1 != -1); 
                     51:        _assert(pid2 != -1);
                     52:        close(fpb[RD]); 
                     53:        close(fpb[WR]); 
                     54:        close(fpa[RD]); 
                     55:        close(fpc[WR]);
                     56:        ansf = fopen(_PATH_DEVNULL, "r");
                     57:        fmv (fpc[RD], ansf->_file);
                     58:        for(iarg=1; iarg<argc; iarg++)
                     59:                prod(fpa[WR], argv[iarg]);
                     60:        close(fpa[WR]);
                     61:        s=fnames;
                     62:        af=files;
                     63:        while (af < files+NFILES)
                     64:        {
                     65:                if (fgets(af->nm=s, NAMES, ansf)==0)
                     66:                        break;
                     67:                trimnl(s);
                     68:                if (*s==0) continue;
                     69:                while (*s++);
                     70:                _assert(s<fnames+NAMES);
                     71:                st = stat(af->nm, &statbuf);
                     72:                if (st<0) continue;
                     73:                af->uid = statbuf.st_uid;
                     74:                af->fdate = statbuf.st_mtime;
                     75:                af->size = statbuf.st_size;
                     76:                af++;
                     77:        }
                     78:        fclose(ansf);
                     79:        return(af-files);
                     80: }
                     81: 
                     82: prod(f,s)
                     83: char *s;
                     84: {
                     85:        write (f, s, strlen(s));
                     86:        write (f, "\n", 1);
                     87: }

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