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/* ISC license. */
#include <errno.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr2.h>
#include <skalibs/buffer.h>
#include <skalibs/stralloc.h>
#include <skalibs/skamisc.h>
#define USAGE "s6-quote-filter [ -u ] [ -d delim ]"
int main (int argc, char const *const *argv)
{
stralloc src = STRALLOC_ZERO ;
stralloc dst = STRALLOC_ZERO ;
char const *delim = "\"" ;
unsigned int delimlen ;
unsigned int startquote = 1 ;
PROG = "s6-quote-filter" ;
{
subgetopt_t l = SUBGETOPT_ZERO ;
for (;;)
{
register int opt = subgetopt_r(argc, argv, "ud:", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'u' : startquote = 0 ; break ;
case 'd': delim = l.arg ; break ;
default : strerr_dieusage(100, USAGE) ;
}
}
argc -= l.ind ; argv += l.ind ;
}
delimlen = str_len(delim) ;
if (startquote)
{
if(!delimlen) strerr_dief1x(100, "no character to quote with!") ;
if (!stralloc_catb(&dst, delim, 1))
strerr_diefu1sys(111, "stralloc_catb") ;
}
for (;;)
{
int r ;
src.len = 0 ;
r = skagetln(buffer_0f1, &src, '\n') ;
if (!r) break ;
if ((r < 0) && (errno != EPIPE))
strerr_diefu1sys(111, "read from stdin") ;
dst.len = startquote ;
if (!string_quote_nodelim_mustquote(&dst, src.s, src.len - (r > 0), delim, delimlen))
{
int e = errno ;
buffer_flush(buffer_1) ;
errno = e ;
strerr_diefu1sys(111, "quote") ;
}
if (startquote)
{
if (!stralloc_catb(&dst, delim, 1))
strerr_diefu1sys(111, "stralloc_catb") ;
}
if (r > 0)
{
if (!stralloc_catb(&dst, "\n", 1))
strerr_diefu1sys(111, "stralloc_catb") ;
}
if (buffer_put(buffer_1, dst.s, dst.len) < 0)
strerr_diefu1sys(111, "write to stdout") ;
}
return 0 ;
}
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