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/* ISC license. */
#include <skalibs/posixplz.h>
#include <skalibs/types.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr.h>
#include <skalibs/cspawn.h>
#include <skalibs/exec.h>
#include <execline/execline.h>
#define USAGE "background [ -d ] { command... }"
int main (int argc, char const **argv, char const *const *envp)
{
pid_t pid ;
int argc1 ;
int df = 0 ;
size_t i = 2 ;
char fmt[PID_FMT + 2] = "!=" ;
PROG = "background" ;
{
subgetopt l = SUBGETOPT_ZERO ;
for (;;)
{
int opt = subgetopt_r(argc, argv, "d", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'd' : df = 1 ; break ;
default : strerr_dieusage(100, USAGE) ;
}
}
argc -= l.ind ; argv += l.ind ;
}
argc1 = el_semicolon(argv) ;
if (!argc1) strerr_dief1x(100, "empty block") ;
if (argc1 >= argc) strerr_dief1x(100, "unterminated block") ;
if (argc1 + 1 == argc) df = 0 ;
argv[argc1] = 0 ;
pid = df ? gcspawn(argv[0], argv, envp, 0, 0, 0) : cspawn(argv[0], argv, envp, 0, 0, 0) ;
if (!pid) strerr_diefu2sys(111, "spawn ", argv[0]) ;
if (argc1 + 1 == argc) return 0 ;
i += pid_fmt(fmt+i, pid) ; fmt[i++] = 0 ;
xmexec_en(argv + argc1 + 1, envp, fmt, i, 1) ;
}
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