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hyung-hwan
2009-10-07 07:47:16 +00:00
parent b3389e89d5
commit a4a82873f7
10 changed files with 496 additions and 140 deletions
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23
qse/lib/cmn/str_dyn.c
View File

@ -1,5 +1,5 @@
/*
* $Id: str_dyn.c 287 2009-09-15 10:01:02Z hyunghwan.chung $
* $Id: str_dyn.c 295 2009-10-06 13:47:16Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -334,3 +334,24 @@ qse_size_t qse_str_del (qse_str_t* str, qse_size_t index, qse_size_t size)
return str->len;
}
qse_size_t qse_str_trm (qse_str_t* str)
{
if (str->ptr != QSE_NULL)
{
str->len = qse_strxtrm (str->ptr, str->len);
}
return str->len;
}
qse_size_t qse_str_pac (qse_str_t* str)
{
if (str->ptr != QSE_NULL)
{
str->len = qse_strxpac (str->ptr, str->len);
}
return str->len;
}

125
qse/lib/cmn/str_utl.c
View File

@ -1,5 +1,5 @@
/*
* $Id: str_utl.c 287 2009-09-15 10:01:02Z hyunghwan.chung $
* $Id: str_utl.c 295 2009-10-06 13:47:16Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -20,6 +20,7 @@
#include <qse/cmn/str.h>
#include <qse/cmn/chr.h>
#include "mem.h"
#define ISSPACE(c) \
((c) == QSE_T(' ') || (c) == QSE_T('\t') || (c) == QSE_T('\n') || \
@ -311,7 +312,7 @@ int qse_strspl (
return qse_strspltrn (s, delim, lquote, rquote, escape, QSE_NULL);
}
qse_char_t* qse_strtrm (qse_char_t* str, int opt)
qse_char_t* qse_strtrmc (qse_char_t* str, int opt)
{
qse_char_t* p = str;
qse_char_t* s = QSE_NULL, * e = QSE_NULL;
@ -326,8 +327,124 @@ qse_char_t* qse_strtrm (qse_char_t* str, int opt)
p++;
}
if (opt & QSE_STRTRM_RIGHT) e[1] = QSE_T('\0');
if (opt & QSE_STRTRM_LEFT) str = s;
if (opt & QSE_STRTRMC_RIGHT) e[1] = QSE_T('\0');
if (opt & QSE_STRTRMC_LEFT) str = s;
return str;
}
qse_size_t qse_strtrm (qse_char_t* str)
{
qse_char_t* p = str;
qse_char_t* s = QSE_NULL, * e = QSE_NULL;
while (*p != QSE_T('\0'))
{
if (!QSE_ISSPACE(*p))
{
if (s == QSE_NULL) s = p;
e = p;
}
p++;
}
if (e != QSE_NULL)
{
e[1] = QSE_T('\0');
if (str != s)
QSE_MEMCPY (str, s, (e - s + 2) * QSE_SIZEOF(qse_char_t));
return e - s + 1;
}
str[0] = QSE_T('\0');
return 0;
}
qse_size_t qse_strxtrm (qse_char_t* str, qse_size_t len)
{
qse_char_t* p = str, * end = str + len;
qse_char_t* s = QSE_NULL, * e = QSE_NULL;
while (p < end)
{
if (!QSE_ISSPACE(*p))
{
if (s == QSE_NULL) s = p;
e = p;
}
p++;
}
if (e != QSE_NULL)
{
/* do not insert a terminating null */
/*e[1] = QSE_T('\0');*/
if (str != s)
QSE_MEMCPY (str, s, (e - s + 2) * QSE_SIZEOF(qse_char_t));
return e - s + 1;
}
/* do not insert a terminating null */
/*str[0] = QSE_T('\0');*/
return 0;
}
qse_size_t qse_strpac (qse_char_t* str)
{
qse_char_t* p = str, * q = str;
while (QSE_ISSPACE(*p)) p++;
while (*p != QSE_T('\0'))
{
if (QSE_ISSPACE(*p))
{
*q++ = *p++;
while (QSE_ISSPACE(*p)) p++;
}
else *q++ = *p++;
}
if (q > str && QSE_ISSPACE(q[-1])) q--;
*q = QSE_T('\0');
return q - str;
}
qse_size_t qse_strxpac (qse_char_t* str, qse_size_t len)
{
qse_char_t* p = str, * q = str, * end = str + len;
int followed_by_space = 0;
int state = 0;
while (p < end)
{
if (state == 0)
{
if (!QSE_ISSPACE(*p))
{
*q++ = *p;
state = 1;
}
}
else if (state == 1)
{
if (QSE_ISSPACE(*p))
{
if (!followed_by_space)
{
followed_by_space = 1;
*q++ = *p;
}
}
else
{
followed_by_space = 0;
*q++ = *p;
}
}
p++;
}
return (followed_by_space) ? (q - str -1): (q - str);
}