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added qse_str_del() and codede the D command in sed

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hyung-hwan
2009-05-18 03:35:16 +00:00
parent f0b916ce81
commit bd6a54d00d
5 changed files with 97 additions and 26 deletions
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23
qse/lib/cmn/str_dyn.c
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@ -1,5 +1,5 @@
/*
* $Id: str_dyn.c 126 2009-05-05 02:12:38Z hyunghwan.chung $
* $Id: str_dyn.c 138 2009-05-17 09:35:16Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
@ -311,3 +311,24 @@ qse_size_t qse_str_nccat (qse_str_t* str, qse_char_t c, qse_size_t len)
return str->len;
}
qse_size_t qse_str_del (qse_str_t* str, qse_size_t index, qse_size_t size)
{
if (str->ptr != QSE_NULL && index < str->len && size > 0)
{
qse_size_t nidx = index + size;
if (nidx >= str->len)
{
str->ptr[index] = QSE_T('\0');
str->len = index;
}
else
{
qse_strncpy (
&str->ptr[index], &str->ptr[nidx],
str->len - nidx);
str->len -= size;
}
}
return str->len;
}