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touched up a few string copy functions

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This commit is contained in:
hyung-hwan 2011-03-24 09:07:24 +00:00
parent 042493b24d
commit 9255381669
12 changed files with 357 additions and 193 deletions
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76
qse/include/qse/cmn/str.h
View File

@ -1,5 +1,5 @@
/*
* $Id: str.h 408 2011-03-23 02:45:39Z hyunghwan.chung $
* $Id: str.h 410 2011-03-23 15:07:24Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -167,6 +167,7 @@ qse_size_t qse_strbytes (
const qse_char_t* str
);
qse_size_t qse_mbscpy (
qse_mchar_t* buf,
const qse_mchar_t* str
@ -177,39 +178,72 @@ qse_size_t qse_wcscpy (
const qse_wchar_t* str
);
#ifdef QSE_CHAR_IS_MCHAR
# define qse_strcpy(buf,str) qse_mbscpy(buf,str)
#else
# define qse_strcpy(buf,str) qse_wcscpy(buf,str)
#endif
qse_size_t qse_mbsxcpy (
qse_mchar_t* buf,
qse_size_t bsz,
const qse_mchar_t* str
);
qse_size_t qse_strxcpy (
qse_char_t* buf,
qse_size_t bsz,
const qse_char_t* str
qse_size_t qse_wcsxcpy (
qse_wchar_t* buf,
qse_size_t bsz,
const qse_wchar_t* str
);
/**
* The qse_strycpy() function copies a length-bounded string into
* The qse_mbsncpy() function copies a length-bounded string into
* a buffer with unknown size.
*/
qse_size_t qse_strncpy (
qse_char_t* buf, /**< buffer with unknown length */
const qse_char_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
qse_size_t qse_mbsncpy (
qse_mchar_t* buf, /**< buffer with unknown length */
const qse_mchar_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
);
/**
* The qse_strycpy() function copies a length-bounded string into
* The qse_wcsncpy() function copies a length-bounded string into
* a buffer with unknown size.
*/
qse_size_t qse_wcsncpy (
qse_wchar_t* buf, /**< buffer with unknown length */
const qse_wchar_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
);
/**
* The qse_mbsxncpy() function copies a length-bounded string into
* a length-bounded buffer.
*/
qse_size_t qse_strxncpy (
qse_char_t* buf, /**< length-bounded buffer */
qse_size_t bsz, /**< buffer length */
const qse_char_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
qse_size_t qse_mbsxncpy (
qse_mchar_t* buf, /**< length-bounded buffer */
qse_size_t bsz, /**< buffer length */
const qse_mchar_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
);
/**
* The qse_wcsxncpy() function copies a length-bounded string into
* a length-bounded buffer.
*/
qse_size_t qse_wcsxncpy (
qse_wchar_t* buf, /**< length-bounded buffer */
qse_size_t bsz, /**< buffer length */
const qse_wchar_t* str, /**< length-bounded string */
qse_size_t len /**< string length */
);
#ifdef QSE_CHAR_IS_MCHAR
# define qse_strcpy(buf,str) qse_mbscpy(buf,str)
# define qse_strxcpy(buf,bsz,str) qse_mbsxcpy(buf,bsz,str)
# define qse_strncpy(buf,str,len) qse_mbsncpy(buf,str,len)
# define qse_strxncpy(buf,bsz,str,len) qse_mbsxncpy(buf,bsz,str,len)
#else
# define qse_strcpy(buf,str) qse_wcscpy(buf,str)
# define qse_strxcpy(buf,bsz,str) qse_wcsxcpy(buf,bsz,str)
# define qse_strncpy(buf,str,len) qse_wcsncpy(buf,str,len)
# define qse_strxncpy(buf,bsz,str,len) qse_wcsxncpy(buf,bsz,str,len)
#endif
/**
* The qse_strxput() function copies the string @a str into the buffer @a buf
* of the size @a bsz. Unlike qse_strxcpy(), it does not null-terminate the

2
qse/lib/cmn/Makefile.am
View File

@ -9,7 +9,7 @@ lib_LTLIBRARIES = libqsecmn.la
libqsecmn_la_SOURCES = \
syscall.h mem.h \
mem.c xma.c fma.c chr.c chr_cnv.c rex.c \
str_bas.c str_cnv.c str_dyn.c str_pbrk.c str_spn.c str_utl.c \
str_bas.c str_cnv.c str_cpy.c str_dyn.c str_pbrk.c str_spn.c str_utl.c \
lda.c oht.c htb.c rbt.c sll.c gdl.c dll.c opt.c \
tio.c tio_get.c tio_put.c \
fio.c pio.c sio.c \

2
qse/lib/cmn/Makefile.in
View File

@ -265,7 +265,7 @@ lib_LTLIBRARIES = libqsecmn.la $(am__append_1)
libqsecmn_la_SOURCES = \
syscall.h mem.h \
mem.c xma.c fma.c chr.c chr_cnv.c rex.c \
str_bas.c str_cnv.c str_dyn.c str_pbrk.c str_spn.c str_utl.c \
str_bas.c str_cnv.c str_cpy.c str_dyn.c str_pbrk.c str_spn.c str_utl.c \
lda.c oht.c htb.c rbt.c sll.c gdl.c dll.c opt.c \
tio.c tio_get.c tio_put.c \
fio.c pio.c sio.c \

9
qse/lib/cmn/pio.c
View File

@ -1,5 +1,5 @@
/*
* $Id: pio.c 407 2011-03-23 02:21:14Z hyunghwan.chung $
* $Id: pio.c 410 2011-03-23 15:07:24Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -492,9 +492,10 @@ qse_pio_t* qse_pio_init (
* doing better parsing of the command line.
*/
/* NOTE: you must separate the command name and the parameters with
* a space. "pstat.exe /c" is ok while "pstat.exe/c" is not. */
mptr = qse_mbschr (cmd_line, QSE_MT(' '));
/* NOTE: you must separate the command name and the parameters
* with a space. "pstat.exe /c" is ok while "pstat.exe/c"
* is not. */
mptr = qse_mbspbrk (cmd_line, QSE_MT(" \t"));
if (mptr) *mptr = QSE_MT('\0');
cmd_line[mn+1] = QSE_MT('\0'); /* the second '\0' at the end */
cmd_file = cmd_line;

81
qse/lib/cmn/str_bas.c
View File

@ -1,5 +1,5 @@
/*
* $Id: str_bas.c 405 2011-03-21 14:01:10Z hyunghwan.chung $
* $Id: str_bas.c 410 2011-03-23 15:07:24Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -43,85 +43,6 @@ qse_size_t qse_strbytes (const qse_char_t* str)
return (p - str) * QSE_SIZEOF(qse_char_t);
}
qse_size_t qse_mbscpy (qse_mchar_t* buf, const qse_mchar_t* str)
{
qse_mchar_t* org = buf;
while ((*buf++ = *str++) != QSE_MT('\0'));
return buf - org - 1;
}
qse_size_t qse_wcscpy (qse_wchar_t* buf, const qse_wchar_t* str)
{
qse_wchar_t* org = buf;
while ((*buf++ = *str++) != QSE_WT('\0'));
return buf - org - 1;
}
qse_size_t qse_strxcpy (
qse_char_t* buf, qse_size_t bsz, const qse_char_t* str)
{
qse_char_t* p, * p2;
p = buf; p2 = buf + bsz - 1;
while (p < p2)
{
if (*str == QSE_T('\0')) break;
*p++ = *str++;
}
if (bsz > 0) *p = QSE_T('\0');
return p - buf;
}
qse_size_t qse_strncpy (
qse_char_t* buf, const qse_char_t* str, qse_size_t len)
{
/*
const qse_char_t* end = str + len;
while (str < end) *buf++ = *str++;
*buf = QSE_T('\0');
return len;
*/
if (len > 0)
{
qse_size_t n = (len-1) >> 3; /* (len-1) / 8 */
switch (len & 7) /* len % 8 */
{
repeat:
case 0: *buf++ = *str++;
case 7: *buf++ = *str++;
case 6: *buf++ = *str++;
case 5: *buf++ = *str++;
case 4: *buf++ = *str++;
case 3: *buf++ = *str++;
case 2: *buf++ = *str++;
case 1: *buf++ = *str++;
if (n <= 0) break;
n--;
goto repeat;
}
}
*buf = QSE_T('\0');
return len;
}
qse_size_t qse_strxncpy (
qse_char_t* buf, qse_size_t bsz, const qse_char_t* str, qse_size_t len)
{
qse_size_t n;
if (bsz <= 0) return 0;
if ((n = bsz - 1) > len) n = len;
QSE_MEMCPY (buf, str, n * QSE_SIZEOF(qse_char_t));
buf[n] = QSE_T('\0');
return n;
}
qse_size_t qse_strxput (
qse_char_t* buf, qse_size_t bsz, const qse_char_t* str)
{

174
qse/lib/cmn/str_cpy.c Normal file
View File

@ -0,0 +1,174 @@
/*
* $Id: str_cnv.c 402 2011-03-18 15:07:21Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
QSE is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
QSE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with QSE. If not, see <http://www.gnu.org/licenses/>.
*/
#include <qse/cmn/str.h>
#include "mem.h"
qse_size_t qse_mbscpy (qse_mchar_t* buf, const qse_mchar_t* str)
{
qse_mchar_t* org = buf;
while ((*buf++ = *str++) != QSE_MT('\0'));
return buf - org - 1;
}
qse_size_t qse_wcscpy (qse_wchar_t* buf, const qse_wchar_t* str)
{
qse_wchar_t* org = buf;
while ((*buf++ = *str++) != QSE_WT('\0'));
return buf - org - 1;
}
qse_size_t qse_mcsxcpy (
qse_mchar_t* buf, qse_size_t bsz, const qse_mchar_t* str)
{
qse_mchar_t* p, * p2;
p = buf; p2 = buf + bsz - 1;
while (p < p2)
{
if (*str == QSE_MT('\0')) break;
*p++ = *str++;
}
if (bsz > 0) *p = QSE_MT('\0');
return p - buf;
}
qse_size_t qse_wcsxcpy (
qse_wchar_t* buf, qse_size_t bsz, const qse_wchar_t* str)
{
qse_wchar_t* p, * p2;
p = buf; p2 = buf + bsz - 1;
while (p < p2)
{
if (*str == QSE_WT('\0')) break;
*p++ = *str++;
}
if (bsz > 0) *p = QSE_WT('\0');
return p - buf;
}
qse_size_t qse_mcsncpy (
qse_mchar_t* buf, const qse_mchar_t* str, qse_size_t len)
{
/*
const qse_mchar_t* end = str + len;
while (str < end) *buf++ = *str++;
*buf = QSE_MT('\0');
return len;
*/
if (len > 0)
{
qse_size_t n = (len-1) >> 3; /* (len-1) / 8 */
switch (len & 7) /* len % 8 */
{
repeat:
case 0: *buf++ = *str++;
case 7: *buf++ = *str++;
case 6: *buf++ = *str++;
case 5: *buf++ = *str++;
case 4: *buf++ = *str++;
case 3: *buf++ = *str++;
case 2: *buf++ = *str++;
case 1: *buf++ = *str++;
if (n <= 0) break;
n--;
goto repeat;
}
}
*buf = QSE_MT('\0');
return len;
}
qse_size_t qse_wcsncpy (
qse_wchar_t* buf, const qse_wchar_t* str, qse_size_t len)
{
/*
const qse_wchar_t* end = str + len;
while (str < end) *buf++ = *str++;
*buf = QSE_WT('\0');
return len;
*/
if (len > 0)
{
qse_size_t n = (len-1) >> 3; /* (len-1) / 8 */
switch (len & 7) /* len % 8 */
{
repeat:
case 0: *buf++ = *str++;
case 7: *buf++ = *str++;
case 6: *buf++ = *str++;
case 5: *buf++ = *str++;
case 4: *buf++ = *str++;
case 3: *buf++ = *str++;
case 2: *buf++ = *str++;
case 1: *buf++ = *str++;
if (n <= 0) break;
n--;
goto repeat;
}
}
*buf = QSE_WT('\0');
return len;
}
qse_size_t qse_mcsxncpy (
qse_mchar_t* buf, qse_size_t bsz,
const qse_mchar_t* str, qse_size_t len)
{
qse_size_t n;
if (bsz <= 0) return 0;
if ((n = bsz - 1) > len) n = len;
QSE_MEMCPY (buf, str, n * QSE_SIZEOF(qse_mchar_t));
buf[n] = QSE_MT('\0');
return n;
}
qse_size_t qse_wcsxncpy (
qse_wchar_t* buf, qse_size_t bsz,
const qse_wchar_t* str, qse_size_t len)
{
qse_size_t n;
if (bsz <= 0) return 0;
if ((n = bsz - 1) > len) n = len;
QSE_MEMCPY (buf, str, n * QSE_SIZEOF(qse_wchar_t));
buf[n] = QSE_WT('\0');
return n;
}

1
qse/lib/cmn/str_pbrk.c
View File

@ -19,7 +19,6 @@
*/
#include <qse/cmn/str.h>
#include <qse/cmn/chr.h>
qse_mchar_t* qse_mbspbrk (const qse_mchar_t* str1, const qse_mchar_t* str2)
{

1
qse/lib/cmn/str_spn.c
View File

@ -19,7 +19,6 @@
*/
#include <qse/cmn/str.h>
#include <qse/cmn/chr.h>
qse_size_t qse_mbsspn (const qse_mchar_t* str1, const qse_mchar_t* str2)
{

72
qse/watcom/debug/os2/lib/cmn/qsecmn.tgt
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@ -42,7 +42,7 @@ WVList
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@ -512,7 +512,7 @@ WVList
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..\..\..\..\..\lib\cmn\str_dyn.c
..\..\..\..\..\lib\cmn\str_cpy.c
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@ -529,8 +529,8 @@ WVList
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..\..\..\..\..\lib\cmn\str_spn.c
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..\..\..\..\..\lib\cmn\str_pbrk.c
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@ -566,7 +566,7 @@ WVList
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..\..\..\..\..\lib\cmn\str_utl.c
..\..\..\..\..\lib\cmn\str_spn.c
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..\..\..\..\..\lib\cmn\tio_get.c
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..\..\..\..\..\lib\cmn\tio.c
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..\..\..\..\..\lib\cmn\xma.c
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..\..\..\..\..\lib\cmn\tio_put.c
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..\..\..\..\..\lib\cmn\xma.c
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@ -703,14 +703,14 @@ WVList
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..\..\..\..\..\lib\cmn\syscall.h
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..\..\..\..\..\lib\cmn\mem.h
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14
qse/watcom/qse.wpj
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@ -56,8 +56,8 @@ WVList
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@ -66,7 +66,7 @@ WRect
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112
qse/watcom/release/os2/lib/cmn/qsecmn.tgt
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..\..\..\..\..\lib\cmn\tio_put.c
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..\..\..\..\..\lib\cmn\syscall.h
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