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/* ISC license. */
#include <string.h>
#include <errno.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr2.h>
#include <skalibs/env.h>
#include <skalibs/exec.h>
#include <s6-portable-utils/config.h>
#define USAGE "s6-env [ -i ] [ name=value... ] prog..."
int main (int argc, char const *const *argv, char const *const *envp)
{
stralloc modifs = STRALLOC_ZERO ;
char const *arg_zero[2] = { S6_PORTABLE_UTILS_BINPREFIX "s6-printenv", 0 } ;
char const *env_zero[1] = { 0 } ;
PROG = "s6-env" ;
{
subgetopt_t l = SUBGETOPT_ZERO ;
for (;;)
{
int opt = subgetopt_r(argc, argv, "i", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'i': envp = env_zero ; break ;
default : strerr_dieusage(100, USAGE) ;
}
}
argc -= l.ind ; argv += l.ind ;
}
for (; argc ; argc--, argv++)
{
if (!strchr(*argv, '=')) break ;
if (!stralloc_cats(&modifs, *argv) || !stralloc_0(&modifs))
strerr_diefu1sys(111, "stralloc_cats") ;
}
if (!argc) argv = arg_zero ;
xmexec_em(argv, envp, modifs.s, modifs.len) ;
}
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