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/* ISC license. */
#include <skalibs/bytestr.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr2.h>
#include <s6/s6-supervise.h>
#define USAGE "s6-svscanctl [ -phratszbnNiq0678 ] svscandir"
#define dieusage() strerr_dieusage(100, USAGE)
#define DATASIZE 64
int main (int argc, char const *const *argv)
{
char data[DATASIZE] ;
unsigned int datalen = 0 ;
int r ;
PROG = "s6-svscanctl" ;
{
subgetopt_t l = SUBGETOPT_ZERO ;
for (;;)
{
register int opt = subgetopt_r(argc, argv, "phratszbnNiq0678", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'p' :
case 'h' :
case 'r' :
case 'a' :
case 't' :
case 's' :
case 'z' :
case 'b' :
case 'n' :
case 'N' :
case 'i' :
case 'q' :
case '0' :
case '6' :
case '7' :
case '8' :
{
if (datalen >= DATASIZE) strerr_dief1x(100, "too many commands") ;
data[datalen++] = opt ;
break ;
}
default : dieusage() ;
}
}
argc -= l.ind ; argv += l.ind ;
}
if (!argc) dieusage() ;
r = s6_svc_writectl(argv[0], S6_SVSCAN_CTLDIR, data, datalen) ;
if (r < 0) strerr_diefu2sys(111, "control ", argv[0]) ;
else if (!r) strerr_diefu3x(100, "control ", argv[0], ": supervisor not listening") ;
return 0 ;
}
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