tauthorize.c - plan9port - [fork] Plan 9 from user space
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       ---
       tauthorize.c (569B)
       ---
            1 #include "common.h"
            2 #include "send.h"
            3 
            4 /*
            5  *  Run a command to authorize or refuse entry.  Return status 0 means
            6  *  authorize, -1 means refuse.
            7  */
            8 void
            9 authorize(dest *dp)
           10 {
           11         process *pp;
           12         String *errstr;
           13 
           14         dp->authorized = 1;
           15         pp = proc_start(s_to_c(dp->repl1), (stream *)0, (stream *)0, outstream(), 1, 0);
           16         if (pp == 0){
           17                 dp->status = d_noforward;
           18                 return;
           19         }
           20         errstr = s_new();
           21         while(s_read_line(pp->std[2]->fp, errstr))
           22                 ;
           23         if ((dp->pstat = proc_wait(pp)) != 0) {
           24                 dp->repl2 = errstr;
           25                 dp->status = d_noforward;
           26         } else
           27                 s_free(errstr);
           28         proc_free(pp);
           29 }