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/* ISC license. */
#include <string.h>
#include <skalibs/sgetopt.h>
#include <skalibs/stralloc.h>
#include <skalibs/genalloc.h>
#include <execline/execline.h>
#include "exlsn.h"
int exlsn_multidefine (int argc, char const **argv, char const *const *envp, exlsn_t *info)
{
eltransforminfo_t si = ELTRANSFORMINFO_ZERO ;
subgetopt localopt = SUBGETOPT_ZERO ;
size_t varbase = info->vars.len ;
size_t valbase = info->values.len ;
size_t pos = valbase ;
unsigned int i = 0 ;
unsigned int max ;
char const *x ;
int argc1 ;
int zeroword = 0, likeread = 0 ;
si.split = 1 ;
for (;;)
{
int opt = subgetopt_r(argc, argv, "0rNnCcd:", &localopt) ;
if (opt < 0) break ;
switch (opt)
{
case '0' : zeroword = 1 ; break ;
case 'r' : likeread = 1 ; break ;
case 'N' : si.chomp = 0 ; break ;
case 'n' : si.chomp = 1 ; break ;
case 'C' : si.crunch = 1 ; break ;
case 'c' : si.crunch = 0 ; break ;
case 'd' : si.delim = localopt.arg ; break ;
default : return -3 ;
}
}
argc -= localopt.ind ; argv += localopt.ind ;
if (argc < 2) return -3 ;
x = argv[0] ;
argv++ ; argc-- ;
argc1 = el_semicolon(argv) ;
if (!argc1) return -4 ;
if (argc1 >= argc) return -3 ;
if (!stralloc_cats(&info->values, x)) return -1 ;
{
int r = el_transform(&info->values, valbase, &si) ;
if (r < 0) goto err ;
max = r ;
}
if (!stralloc_0(&info->values)) goto err ;
for (; i < (unsigned int)argc1 ; i++)
{
if (*argv[i])
{
elsubst_t blah ;
blah.var = info->vars.len ;
if (el_vardupl(argv[i], info->vars.s, info->vars.len)) goto err2 ;
if (!stralloc_catb(&info->vars, argv[i], strlen(argv[i]) + 1)) goto err ;
blah.value = i < max ? pos : info->values.len - 1 ;
blah.n = (i < max) || !zeroword ;
if (!genalloc_append(elsubst_t, &info->data, &blah)) goto err ;
}
if (i < max) pos += strlen(info->values.s + pos) + 1 ;
}
if ((i < max) && likeread) genalloc_s(elsubst_t, &info->data)[i-1].n = max - i + 1 ;
(void)envp ;
return localopt.ind + argc1 + 2 ;
err:
info->vars.len = varbase ;
info->values.len = valbase ;
return -1 ;
err2:
info->vars.len = varbase ;
info->values.len = valbase ;
return -2 ;
}
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