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Fix for string-concatenate on empty lists.

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This commit is contained in:
Alex Shinn 2012-07-07 14:17:02 +09:00
parent 6bcfd141be
commit 4a8c8a3a75
1 changed files with 1 additions and 1 deletions
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2
sexp.c
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@ -1051,7 +1051,7 @@ sexp sexp_string_concatenate_op (sexp ctx, sexp self, sexp_sint_t n, sexp str_ls
return sexp_type_exception(ctx, self, SEXP_STRING, sexp_car(ls));
else
len += sexp_string_length(sexp_car(ls));
if (sexp_stringp(sep) && ((sep_len=sexp_string_length(sep)) > 0)) {
if ((i > 0) && sexp_stringp(sep) && ((sep_len=sexp_string_length(sep)) > 0)) {
csep = sexp_string_data(sep);
len += sep_len*(i-1);
}