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/* ISC license. */
#include <skalibs/bytestr.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr2.h>
#include <s6/s6-supervise.h>
#define DATASIZE 256
int s6_svc_main (int argc, char const *const *argv, char const *optstring, char const *usage, char const *controldir)
{
char data[DATASIZE] ;
unsigned int datalen = 0 ;
register int r ;
for (;;)
{
register int opt = subgetopt(argc, argv, optstring) ;
if (opt == -1) break ;
if (opt == '?') strerr_dieusage(100, usage) ;
if (datalen >= DATASIZE) strerr_dief1x(100, "too many commands") ;
data[datalen++] = opt ;
}
argc -= subgetopt_here.ind ; argv += subgetopt_here.ind ;
if (!argc) strerr_dieusage(100, usage) ;
{
unsigned int arglen = str_len(*argv) ;
unsigned int cdirlen = str_len(controldir) ;
char tmp[arglen + cdirlen + 10] ;
byte_copy(tmp, arglen, *argv) ;
tmp[arglen] = '/' ;
byte_copy(tmp + arglen + 1, cdirlen, controldir) ;
byte_copy(tmp + arglen + 1 + cdirlen, 9, "/control") ;
r = s6_svc_write(tmp, data, datalen) ;
}
if (r < 0) strerr_diefu2sys(111, "control ", *argv) ;
else if (!r) strerr_diefu3x(100, "control ", *argv, ": supervisor not listening") ;
return 0 ;
}
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