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/* ISC license. */
#include <unistd.h>
#include <skalibs/uint64.h>
#include <skalibs/buffer.h>
#include <skalibs/envexec.h>
#define USAGE "s6-frontend-helper-echo [ -n ] [ -s sep ] args..."
enum golb_e
{
GOLB_CHOMP = 0x01,
} ;
enum gola_e
{
GOLA_SEP,
GOLA_N
} ;
int main (int argc, char const *const *argv)
{
static gol_bool const rgolb[] =
{
{ .so = 'n', .lo = "chomp", .clear = 0, .set = GOLB_CHOMP },
} ;
static gol_arg const rgola[] =
{
{ .so = 's', .lo = "separator", .i = GOLA_SEP },
} ;
uint64_t wgolb = 0 ;
char const *wgola[GOLA_N] = { [GOLA_SEP] = " " } ;
PROG = "s6-frontend-helper-echo" ;
{
unsigned int golc = GOL_main(argc, argv, rgolb, rgola, &wgolb, wgola) ;
argc -= golc ; argv += golc ;
}
for (; *argv ; argv++)
{
if (buffer_puts(buffer_1small, *argv) == -1) goto err ;
if (argv[1] && buffer_put(buffer_1small, wgola[GOLA_SEP], 1) == -1) goto err ;
}
if (!(wgolb & GOLB_CHOMP))
{
if (buffer_put(buffer_1small, "\n", 1) == -1) goto err ;
}
if (!buffer_flush(buffer_1small)) goto err ;
_exit(0) ;
err:
strerr_diefu1sys(111, "write to stdout") ;
}
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