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/* ISC license. */
#include <string.h>
#include <skalibs/strerr2.h>
#include <skalibs/exec.h>
#include <s6/config.h>
#define USAGE "s6-setuidgid username prog..."
#define dieusage() strerr_dieusage(100, USAGE)
int main (int argc, char *const *argv)
{
char const *newargv[argc + 7] ;
char *colon ;
unsigned int m = 0 ;
PROG = "s6-setuidgid" ;
if (argc < 3) dieusage() ;
argv++ ;
colon = strchr(argv[0], ':') ;
if (colon)
{
*colon = 0 ;
newargv[m++] = S6_BINPREFIX "s6-applyuidgid" ;
newargv[m++] = "-u" ;
newargv[m++] = argv[0] ;
newargv[m++] = "-g" ;
newargv[m++] = colon + 1 ;
newargv[m++] = "-G" ;
newargv[m++] = "" ;
argv++ ;
}
else
{
newargv[m++] = S6_BINPREFIX "s6-envuidgid" ;
newargv[m++] = *argv++ ;
newargv[m++] = S6_BINPREFIX "s6-applyuidgid" ;
newargv[m++] = "-Uz" ;
}
newargv[m++] = "--" ;
while (*argv) newargv[m++] = *argv++ ;
newargv[m++] = 0 ;
xexec(newargv) ;
}
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