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enhanced qse_str_fmt()

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This commit is contained in:
hyung-hwan 2013-10-30 13:50:21 +00:00
parent d97ef30707
commit fa47ad2965
3 changed files with 136 additions and 8 deletions
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14
qse/include/qse/cmn/str.h
View File

@ -2736,6 +2736,12 @@ QSE_EXPORT qse_size_t qse_mbs_fcat (
...
);
QSE_EXPORT qse_size_t qse_mbs_fmt (
qse_mbs_t* str,
const qse_mchar_t* fmt,
...
);
/**
* The qse_wcs_open() function creates a dynamically resizable wide-character
* string.
@ -2927,6 +2933,12 @@ QSE_EXPORT qse_size_t qse_wcs_fcat (
...
);
QSE_EXPORT qse_size_t qse_wcs_fmt (
qse_wcs_t* str,
const qse_wchar_t* fmt,
...
);
#if defined(QSE_CHAR_IS_MCHAR)
# define qse_str_setmmgr(str,mmgr) qse_mbs_wetmmgr(str,mmgr)
# define qse_str_getmmgr(str) qse_mbs_getmmgr(str)
@ -2955,6 +2967,7 @@ QSE_EXPORT qse_size_t qse_wcs_fcat (
# define qse_str_trm(str) qse_mbs_trm(str)
# define qse_str_pac(str) qse_mbs_pac(str)
# define qse_str_fcat qse_mbs_fcat
# define qse_str_fmt qse_mbs_fmt
#else
# define qse_str_setmmgr(str,mmgr) qse_wcs_wetmmgr(str,mmgr)
# define qse_str_getmmgr(str) qse_wcs_getmmgr(str)
@ -2983,6 +2996,7 @@ QSE_EXPORT qse_size_t qse_wcs_fcat (
# define qse_str_trm(str) qse_wcs_trm(str)
# define qse_str_pac(str) qse_wcs_pac(str)
# define qse_str_fcat qse_wcs_fcat
# define qse_str_fmt qse_wcs_fmt
#endif

38
qse/lib/cmn/str-dyn.c
View File

@ -32,20 +32,34 @@ static int put_wchar_null (qse_wchar_t c, void* ctx)
return 1;
}
static int put_mchar (qse_mchar_t c, void* ctx)
static int put_mchar_check (qse_mchar_t c, void* ctx)
{
qse_mbs_t* str = (qse_mbs_t*)ctx;
if (str->val.len < str->capa) str->val.ptr[str->val.len++] = c;
return 1;
}
static int put_wchar (qse_wchar_t c, void* ctx)
static int put_wchar_check (qse_wchar_t c, void* ctx)
{
qse_wcs_t* str = (qse_wcs_t*)ctx;
if (str->val.len < str->capa) str->val.ptr[str->val.len++] = c;
return 1;
}
static int put_mchar_nocheck (qse_mchar_t c, void* ctx)
{
qse_mbs_t* str = (qse_mbs_t*)ctx;
str->val.ptr[str->val.len++] = c;
return 1;
}
static int put_wchar_nocheck (qse_wchar_t* c, void* ctx)
{
qse_wcs_t* str = (qse_wcs_t*)ctx;
str->val.ptr[str->val.len++] = c;
return 1;
}
static int wcs_to_mbs (
const qse_wchar_t* wcs, qse_size_t* wcslen,
qse_mchar_t* mbs, qse_size_t* mbslen, void* ctx)
@ -73,7 +87,8 @@ static int mbs_to_wcs (
#undef fmtout_t
#undef fmtout
#undef put_char_null
#undef put_char
#undef put_char_check
#undef put_char_nocheck
#undef conv_char
#undef str_t
#undef str_open
@ -104,7 +119,9 @@ static int mbs_to_wcs (
#undef str_trm
#undef str_pac
#undef str_fmt
#undef str_vfmt
#undef str_fcat
#undef str_vfcat
#define char_t qse_mchar_t
#define xstr_t qse_mxstr_t
@ -117,7 +134,8 @@ static int mbs_to_wcs (
#define fmtout_t qse_mfmtout_t
#define fmtout qse_mfmtout
#define put_char_null put_mchar_null
#define put_char put_mchar
#define put_char_check put_mchar_check
#define put_char_nocheck put_mchar_nocheck
#define conv_char wcs_to_mbs
#define str_t qse_mbs_t
#define str_open qse_mbs_open
@ -148,7 +166,9 @@ static int mbs_to_wcs (
#define str_trm qse_mbs_trm
#define str_pac qse_mbs_pac
#define str_fmt qse_mbs_fmt
#define str_vfmt qse_mbs_vfmt
#define str_fcat qse_mbs_fcat
#define str_vfcat qse_mbs_vfcat
#include "str-dyn.h"
/* -------------------------------------------------------- */
@ -164,7 +184,8 @@ static int mbs_to_wcs (
#undef fmtout_t
#undef fmtout
#undef put_char_null
#undef put_char
#undef put_char_check
#undef put_char_nocheck
#undef conv_char
#undef str_t
#undef str_open
@ -195,7 +216,9 @@ static int mbs_to_wcs (
#undef str_trm
#undef str_pac
#undef str_fmt
#undef str_vfmt
#undef str_fcat
#undef str_vfcat
#define char_t qse_wchar_t
#define xstr_t qse_wxstr_t
@ -208,7 +231,8 @@ static int mbs_to_wcs (
#define fmtout_t qse_wfmtout_t
#define fmtout qse_wfmtout
#define put_char_null put_wchar_null
#define put_char put_wchar
#define put_char_check put_wchar_check
#define put_char_nocheck put_wchar_nocheck
#define conv_char mbs_to_wcs
#define str_t qse_wcs_t
#define str_open qse_wcs_open
@ -239,5 +263,7 @@ static int mbs_to_wcs (
#define str_trm qse_wcs_trm
#define str_pac qse_wcs_pac
#define str_fmt qse_wcs_fmt
#define str_vfmt qse_wcs_vfmt
#define str_fcat qse_wcs_fcat
#define str_vfcat qse_wcs_vfcat
#include "str-dyn.h"

90
qse/lib/cmn/str-dyn.h
View File

@ -426,13 +426,52 @@ qse_size_t str_pac (str_t* str)
}
qse_size_t str_fmt (str_t* str, const char_t* fmt, ...)
qse_size_t str_vfcat (str_t* str, const char_t* fmt, va_list ap)
{
va_list orgap;
fmtout_t fo;
int x;
qse_size_t old_len;
old_len = str->val.len;
fo.limit = QSE_TYPE_MAX(qse_size_t) - 1;
fo.ctx = str;
fo.put = str->val.ptr? put_char_check: put_char_null;
fo.conv = conv_char;
va_copy (orgap, ap);
x = fmtout (fmt, &fo, ap);
if (x <= -1)
{
str->val.len = old_len;
return (qse_size_t)-1;
}
if (str->val.ptr == QSE_NULL || str->val.len - old_len < fo.count)
{
str->val.len = old_len;
/* resizing is required */
x = resize_for_ncat (str, fo.count);
if (x <= -1) return (qse_size_t)-1;
if (x >= 1)
{
fo.put = put_char_nocheck;
x = fmtout (fmt, &fo, orgap);
}
}
str->val.ptr[str->val.len] = T('\0');
return str->val.len;
}
qse_size_t str_fcat (str_t* str, const char_t* fmt, ...)
{
#if 0
va_list ap;
fmtout_t fo;
int x;
@ -475,4 +514,53 @@ qse_size_t str_fcat (str_t* str, const char_t* fmt, ...)
str->val.ptr[str->val.len] = T('\0');
return str->val.len;
#endif
qse_size_t x;
va_list ap;
va_start (ap, fmt);
x = str_vfcat (str, fmt, ap);
va_end (ap);
return x;
}
qse_size_t str_vfmt (str_t* str, const char_t* fmt, va_list ap)
{
int x;
fmtout_t fo;
va_list orgap;
fo.limit = QSE_TYPE_MAX(qse_size_t) - 1;
fo.ctx = str;
fo.put = put_char_null;
fo.conv = conv_char;
va_copy (orgap, ap);
if (fmtout (fmt, &fo, ap) <= -1) return (qse_size_t)-1;
str_clear (str);
x = resize_for_ncat (str, fo.count);
if (x <= -1) return (qse_size_t)-1;
if (x >= 1)
{
fo.put = put_char_nocheck;
x = fmtout (fmt, &fo, orgap);
}
str->val.ptr[str->val.len] = T('\0');
return str->val.len;
}
qse_size_t str_fmt (str_t* str, const char_t* fmt, ...)
{
qse_size_t x;
va_list ap;
va_start (ap, fmt);
x = str_vfmt (str, fmt, ap);
va_end (ap);
return x;
}