s6

Mirror/fork of https://skarnet.org/software/s6/
git clone https://ccx.te2000.cz/git/s6
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s6-sudo.c (2146B)

      1  /* ISC license. */
      2 
      3 #include <skalibs/types.h>
      4 #include <skalibs/sgetopt.h>
      5 #include <skalibs/strerr.h>
      6 #include <skalibs/exec.h>
      7 
      8 #include <s6/config.h>
      9 
     10 #define USAGE "s6-sudo [ -q | -Q | -v ] [ -p bindpath ] [ -l localname ] [ -e ] [ -t timeout ] [ -T timeoutrun ] path [ args... ]"
     11 #define dieusage() strerr_dieusage(100, USAGE)
     12 
     13 int main (int argc, char const *const *argv)
     14 {
     15   unsigned int verbosity = 1, t = 0, T = 0 ;
     16   char const *bindpath = 0 ;
     17   char const *localname = 0 ;
     18   int nodoenv = 0 ;
     19   PROG = "s6-sudo" ;
     20   {
     21     subgetopt l = SUBGETOPT_ZERO ;
     22     for (;;)
     23     {
     24       int opt = subgetopt_r(argc, argv, "qQvp:l:et:T:", &l) ;
     25       if (opt == -1) break ;
     26       switch (opt)
     27       {
     28         case 'q' : if (verbosity) verbosity-- ; break ;
     29         case 'Q' : verbosity = 1 ; break ;
     30         case 'v' : verbosity++ ; break ;
     31         case 'p' : bindpath = l.arg ; break ;
     32         case 'l' : localname = l.arg ; break ;
     33         case 'e' : nodoenv = 1 ; break ;
     34         case 't' : if (!uint0_scan(l.arg, &t)) dieusage() ; break ;
     35         case 'T' : if (!uint0_scan(l.arg, &T)) dieusage() ; break ;
     36         default : dieusage() ;
     37       }
     38     }
     39     argc -= l.ind ; argv += l.ind ;
     40   }
     41   if (!argc) dieusage() ;
     42   if (verbosity > 4) verbosity = 4 ;
     43   {
     44     char const *eargv[9 + argc + ((verbosity < 2 ? 1 : verbosity-1)) + ((!!bindpath + !!localname) << 1) + nodoenv] ;
     45     char fmt1[UINT_FMT] ;
     46     char fmt2[UINT_FMT] ;
     47     unsigned int n = 0 ;
     48     eargv[n++] = S6_BINPREFIX "s6-ipcclient" ;
     49     if (!verbosity) eargv[n++] = "-Q" ;
     50     else while (--verbosity) eargv[n++] = "-v" ;
     51     if (bindpath) { eargv[n++] = "-p" ; eargv[n++] = bindpath ; }
     52     if (localname) { eargv[n++] = "-l" ; eargv[n++] = localname ; }
     53     eargv[n++] = "--" ;
     54     eargv[n++] = *argv++ ; argc-- ;
     55     eargv[n++] = S6_BINPREFIX "s6-sudoc" ;
     56     if (nodoenv) eargv[n++] = "-e" ;
     57     eargv[n++] = "-t" ;
     58     fmt1[uint_fmt(fmt1, t)] = 0 ;
     59     eargv[n++] = fmt1 ;
     60     eargv[n++] = "-T" ;
     61     fmt2[uint_fmt(fmt2, T)] = 0 ;
     62     eargv[n++] = fmt2 ;
     63     eargv[n++] = "--" ;
     64     while (argc--) eargv[n++] = *argv++ ;
     65     eargv[n++] = 0 ;
     66     xexec(eargv) ;
     67   }
     68 }