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Implement [ format specifier.

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György 'Nog' Jeney 2002-10-15 02:20:07 +00:00 committed by Alexandre Julliard
parent 28a7d3cbf0
commit e022026c93
2 changed files with 67 additions and 0 deletions
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1
dlls/msvcrt/scanf.c
View file

@ -24,6 +24,7 @@
*/
#include "winbase.h"
#include "winternl.h"
#include "msvcrt.h"
#include "msvcrt/conio.h"
#include "msvcrt/io.h"

66
dlls/msvcrt/scanf.h
View file

@ -442,6 +442,72 @@ int _FUNCTION_ {
}
}
break;
case _L_('['): {
_CHAR_ *str = suppress ? NULL : va_arg(ap, _CHAR_*);
_CHAR_ *sptr = str;
RTL_BITMAP bitMask;
LPBYTE Mask;
int invert = 0; /* Set if we are NOT to find the chars */
/* Init our bitmap */
#ifdef WIDE_SCANF
Mask = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 65536/8);
RtlInitializeBitMap(&bitMask, Mask, 65536);
#else /* WIDE_SCANF */
Mask = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 256/8);
RtlInitializeBitMap(&bitMask, Mask, 256);
#endif /* WIDE_SCANF */
/* Read the format */
format++;
if(*format == '^') {
invert = 1;
format++;
}
if(*format == ']') {
RtlSetBits(&bitMask, ']', 1);
format++;
}
while(*format && (*format != ']')) {
if((*format == '-') && (*(format + 1) != ']')) {
int n = 0;
for(;(n + *(format - 1)) < *(format + 1); n++)
RtlSetBits(&bitMask, n + *(format - 1), 1);
format++;
}
RtlSetBits(&bitMask, *format, 1);
format++;
}
/* read until char is not suitable */
while ((width != 0) && (nch != _EOF_)) {
if(!invert) {
if(RtlAreBitsSet(&bitMask, nch, 1)) {
#ifdef WIDE_SCANF
if (!suppress) *sptr++ = _CONVERT_(nch);
#else /* WIDE_SCANF */
if (!suppress) *sptr++ = nch;
#endif /* WIDE_SCANF */
} else
break;
} else {
if(RtlAreBitsClear(&bitMask, nch, 1)) {
#ifdef WIDE_SCANF
if (!suppress) *sptr++ = _CONVERT_(nch);
#else /* WIDE_SCANF */
if (!suppress) *sptr++ = nch;
#endif /* WIDE_SCANF */
} else
break;
}
st++;
nch = _GETC_(file);
if (width>0) width--;
}
/* terminate */
if (!suppress) *sptr = 0;
HeapFree(GetProcessHeap(), 0, Mask);
}
break;
default: FIXME("unhandled: %%%c\n", *format);
/* From spec: "if a percent sign is followed by a character
* that has no meaning as a format-control character, that