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newlib-cygwin
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2003-12-04 Artem B. Bityuckiy <abitytsky@softminecorp.com> 

* libc/stdio/vfprintf.c (_VFPRINTF_R): Use _r versions
        of mb routines for %lc and %ls support.
        * libc/stdio/vfscanf.c (_svfscanf_r): Add %lc, %C,
        %ls, and %S support.  Remove CYGNUS_NEC markers and
        code within.
This commit is contained in:
Jeff Johnston 2003-12-05 01:42:26 +00:00
parent 3aca088831
commit 5d109bdeb0
3 changed files with 130 additions and 51 deletions
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18
newlib/ChangeLog
View File

@ -1,3 +1,11 @@
2003-12-04 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/vfprintf.c (_VFPRINTF_R): Use _r versions
of mb routines for %lc and %ls support.
* libc/stdio/vfscanf.c (_svfscanf_r): Add %lc, %C,
%ls, and %S support. Remove CYGNUS_NEC markers and
code within.
2003-12-04 Jeff Johnston <jjohnstn@redhat.com>
* libc/include/wchar.h: Add prototypes for _mbrtowc_r,
@ -24,7 +32,7 @@
* libc/stdlib/atol.c (_atol_r): New reentrant function.
* libc/stdlib/atoll.c (_atoll_r): Ditto.
2003-11-27 Artem B. Bityuckiy <mail_lists@mail.ru>
2003-11-27 Artem B. Bityuckiy <abitytsky@softminecorp.com>
Jeff Johnston <jjohnstn@redhat.com>
* libc/include/stdlib.h (lldiv_t): New type.
@ -42,12 +50,12 @@
* libc/include/unistd.h: Ditto.
* libc/include/stat.h: Ditto. Also declare struct stat64.
2003-11-24 Artem B. Bityuckiy <mail_lists@mail.ru>
2003-11-24 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/vfprintf.c (_VFPRINTF_R): Fix check for 'C' format
specifier to use ch instead of *fmt.
2003-11-21 Artem B. Bityuckiy <mail_lists@mail.ru>
2003-11-21 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/vfprintf.c (_VFPRINTF_R, get_arg): Move mb-specific
code within checks for MB_CAPABLE. For non-mb-capable platforms,
@ -163,7 +171,7 @@
* libc/sys/linux/linuxthreads/td_thr_validate.c: Ditto.
2003-11-05 Jeff Johnston <jjohnstn@redhat.com>
Artem B. Bityuckiy <mail_lists@mail.ru>
Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/vfprintf.c (_VFPRINTF_R): Add support for
%ls, %S, %lc, and %C format specifiers.
@ -182,7 +190,7 @@
CC_FOR_NEWLIB include options.
* configure: Regenerated.
2003-10-23 Artem B. Bityuckiy <mail_lists@mail.ru>
2003-10-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/string/wcsnlen.c: New file.
* libc/include/wchar.h: Add wcsnlen prototype.

16
newlib/libc/stdio/vfprintf.c
View File

@ -750,7 +750,7 @@ reswitch: switch (ch) {
mbstate_t ps;
memset((void *)&ps, '\0', sizeof(mbstate_t));
if ((size = (int)wcrtomb(cp,
if ((size = (int)_wcrtomb_r(data, cp,
(wchar_t)GET_ARG(N, ap, wint_t),
&ps)) == -1)
goto error;
@ -931,8 +931,8 @@ reswitch: switch (ch) {
while (1) {
if (wcp[m] == L'\0')
break;
if ((n = (int)wcrtomb(buf,
wcp[m], &ps)) == -1)
if ((n = (int)_wcrtomb_r(data,
buf, wcp[m], &ps)) == -1)
goto error;
if (n + size > prec)
break;
@ -943,8 +943,8 @@ reswitch: switch (ch) {
}
}
else {
if ((size = (int)wcsrtombs(NULL, &wcp,
0, &ps)) == -1)
if ((size = (int)_wcsrtombs_r(data,
NULL, &wcp, 0, &ps)) == -1)
goto error;
wcp = (_CONST wchar_t *)cp;
}
@ -953,13 +953,13 @@ reswitch: switch (ch) {
break;
if ((malloc_buf =
(char *)malloc(size + 1)) == NULL)
(char *)_malloc_r(data, size + 1)) == NULL)
goto error;
/* Convert widechar string to multibyte string. */
memset((void *)&ps, '\0', sizeof(mbstate_t));
if (wcsrtombs(malloc_buf, &wcp, size, &ps)
!= size)
if (_wcsrtombs_r(data, malloc_buf,
&wcp, size, &ps) != size)
goto error;
cp = malloc_buf;
cp[size] = '\0';

147
newlib/libc/stdio/vfscanf.c
View File

@ -104,6 +104,7 @@ Supporting OS subroutines required:
#include <_ansi.h>
#include <ctype.h>
#include <wctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
@ -138,7 +139,13 @@ extern _LONG_DOUBLE _strtold _PARAMS((char *s, char **sptr));
#endif
#include "floatio.h"
#define BUF (MAXEXP+MAXFRACT+3) /* 3 = sign + decimal point + NUL */
#if ((MAXEXP+MAXFRACT+3) > MB_LEN_MAX)
# define BUF (MAXEXP+MAXFRACT+3) /* 3 = sign + decimal point + NUL */
#else
# define BUF MB_LEN_MAX
#endif
/* An upper bound for how long a long prints in decimal. 4 / 13 approximates
log (2). Add one char for roundoff compensation and one for the sign. */
#define MAX_LONG_LEN ((CHAR_BIT * sizeof (long) - 1) * 4 / 13 + 2)
@ -254,14 +261,14 @@ __svfscanf_r (rptr, fp, fmt0, ap)
int base = 0; /* base argument to strtol/strtoul */
int nbytes = 1; /* number of bytes read from fmt string */
wchar_t wc; /* wchar to use to read format string */
wchar_t *wcp; /* handy wide character pointer */
size_t mbslen; /* length of converted multibyte sequence */
mbstate_t state; /* value to keep track of multibyte state */
u_long (*ccfn) () = 0; /* conversion function (strtol/strtoul) */
char ccltab[256]; /* character class table for %[...] */
char buf[BUF]; /* buffer for numeric conversions */
char *lptr; /* literal pointer */
#ifdef MB_CAPABLE
mbstate_t state; /* value to keep track of multibyte state */
#endif
char *cp;
short *sp;
@ -272,8 +279,6 @@ __svfscanf_r (rptr, fp, fmt0, ap)
long *lp;
#ifndef _NO_LONGLONG
long long *llp;
#else
u_long _uquad;
#endif
/* `basefix' is used to avoid `if' tests in the integer scanner */
@ -428,6 +433,9 @@ __svfscanf_r (rptr, fp, fmt0, ap)
c = CT_FLOAT;
break;
#endif
case 'S':
flags |= LONG;
/* FALLTHROUGH */
case 's':
c = CT_STRING;
@ -439,6 +447,10 @@ __svfscanf_r (rptr, fp, fmt0, ap)
c = CT_CCL;
break;
case 'C':
flags |= LONG;
/* FALLTHROUGH */
case 'c':
flags |= NOSKIP;
c = CT_CHAR;
@ -516,9 +528,7 @@ __svfscanf_r (rptr, fp, fmt0, ap)
if (--fp->_r > 0)
fp->_p++;
else
#ifndef CYGNUS_NEC
if (__srefill (fp))
#endif
goto input_failure;
}
/*
@ -538,10 +548,47 @@ __svfscanf_r (rptr, fp, fmt0, ap)
/* scan arbitrary characters (sets NOSKIP) */
if (width == 0)
width = 1;
if (flags & SUPPRESS)
if (flags & LONG)
{
if ((flags & SUPPRESS) == 0)
wcp = va_arg(ap, wchar_t *);
else
wcp = NULL;
n = 0;
while (width != 0)
{
if (n == MB_CUR_MAX)
goto input_failure;
buf[n++] = *fp->_p;
fp->_r -= 1;
fp->_p += 1;
memset((void *)&state, '\0', sizeof(mbstate_t));
if ((mbslen = _mbrtowc_r(rptr, wcp, buf, n, &state))
== (size_t)-1)
goto input_failure; /* Invalid sequence */
if (mbslen == 0 && !(flags & SUPPRESS))
*wcp = L'\0';
if (mbslen != (size_t)-2) /* Incomplete sequence */
{
nread += n;
width -= 1;
if (!(flags & SUPPRESS))
wcp += 1;
n = 0;
}
if (BufferEmpty)
{
if (n != 0)
goto input_failure;
break;
}
}
if (!(flags & SUPPRESS))
nassigned++;
}
else if (flags & SUPPRESS)
{
size_t sum = 0;
for (;;)
{
if ((n = fp->_r) < (int)width)
@ -549,16 +596,12 @@ __svfscanf_r (rptr, fp, fmt0, ap)
sum += n;
width -= n;
fp->_p += n;
#ifndef CYGNUS_NEC
if (__srefill (fp))
{
#endif
if (sum == 0)
goto input_failure;
break;
#ifndef CYGNUS_NEC
}
#endif
}
else
{
@ -572,27 +615,11 @@ __svfscanf_r (rptr, fp, fmt0, ap)
}
else
{
#ifdef CYGNUS_NEC
/* Kludge city for the moment */
char *dest = va_arg (ap, char *);
int n = width;
if (fp->_r == 0)
goto input_failure;
while (n && fp->_r)
{
*dest++ = *(fp->_p++);
n--;
fp->_r--;
nread++;
}
#else
size_t r = fread ((_PTR) va_arg (ap, char *), 1, width, fp);
if (r == 0)
goto input_failure;
nread += r;
#endif
nassigned++;
}
break;
@ -648,8 +675,56 @@ __svfscanf_r (rptr, fp, fmt0, ap)
case CT_STRING:
/* like CCL, but zero-length string OK, & no NOSKIP */
if (width == 0)
width = ~0;
if (flags & SUPPRESS)
width = (size_t)~0;
if (flags & LONG)
{
/* Process %S and %ls placeholders */
if ((flags & SUPPRESS) == 0)
wcp = va_arg(ap, wchar_t *);
else
wcp = &wc;
n = 0;
while (!isspace(*fp->_p) && width != 0)
{
if (n == MB_CUR_MAX)
goto input_failure;
buf[n++] = *fp->_p;
fp->_r -= 1;
fp->_p += 1;
memset((void *)&state, '\0', sizeof(mbstate_t));
if ((mbslen = _mbrtowc_r(rptr, wcp, buf, n, &state))
== (size_t)-1)
goto input_failure;
if (mbslen == 0)
*wcp = L'\0';
if (mbslen != (size_t)-2) /* Incomplete sequence */
{
if (iswspace(*wcp))
{
while (n != 0)
ungetc(buf[--n], fp);
break;
}
nread += n;
width -= 1;
if ((flags & SUPPRESS) == 0)
wcp += 1;
n = 0;
}
if (BufferEmpty)
{
if (n != 0)
goto input_failure;
break;
}
}
if (!(flags & SUPPRESS))
{
*wcp = L'\0';
nassigned++;
}
}
else if (flags & SUPPRESS)
{
n = 0;
while (!isspace (*fp->_p))
@ -797,9 +872,7 @@ __svfscanf_r (rptr, fp, fmt0, ap)
if (--fp->_r > 0)
fp->_p++;
else
#ifndef CYGNUS_NEC
if (__srefill (fp))
#endif
break; /* EOF */
}
/*
@ -961,9 +1034,7 @@ __svfscanf_r (rptr, fp, fmt0, ap)
if (--fp->_r > 0)
fp->_p++;
else
#ifndef CYGNUS_NEC
if (__srefill (fp))
#endif
break; /* EOF */
}
if (zeroes)
@ -998,11 +1069,11 @@ __svfscanf_r (rptr, fp, fmt0, ap)
}
if ((flags & SUPPRESS) == 0)
{
double res;
double res = 0;
#ifdef _NO_LONGDBL
#define QUAD_RES res;
#else /* !_NO_LONG_DBL */
long double qres;
long double qres = 0;
#define QUAD_RES qres;
#endif /* !_NO_LONG_DBL */
long new_exp = 0;