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--- /dev/null
+++ Libc/Libc-763.11/stdio/FreeBSD/vfwscanf.c.patch
@@ -0,0 +1,589 @@
+Index: vfwscanf.c
+===================================================================
+--- vfwscanf.c (revision 55443)
++++ vfwscanf.c (working copy)
+@@ -38,6 +38,8 @@
+ #include <sys/cdefs.h>
+ __FBSDID("$FreeBSD: src/lib/libc/stdio/vfwscanf.c,v 1.17 2009/01/19 06:19:51 das Exp $");
+
++#include "xlocale_private.h"
++
+ #include "namespace.h"
+ #include <ctype.h>
+ #include <inttypes.h>
+@@ -96,7 +98,7 @@
+ #define CT_FLOAT 4 /* %[efgEFG] conversion */
+
+ #ifndef NO_FLOATING_POINT
+-static int parsefloat(FILE *, wchar_t *, wchar_t *);
++static int parsefloat(FILE *, wchar_t **, size_t, locale_t loc);
+ #endif
+
+ #define INCCL(_c) \
+@@ -115,16 +117,31 @@
+
+ FLOCKFILE(fp);
+ ORIENT(fp, 1);
+- ret = __vfwscanf(fp, fmt, ap);
++ ret = __vfwscanf(fp, __current_locale(), fmt, ap);
+ FUNLOCKFILE(fp);
+ return (ret);
+ }
+
++int
++vfwscanf_l(FILE * __restrict fp, locale_t loc, const wchar_t * __restrict fmt,
++ va_list ap)
++{
++ int ret;
++
++ NORMALIZE_LOCALE(loc);
++ FLOCKFILE(fp);
++ ORIENT(fp, 1);
++ ret = __vfwscanf(fp, loc, fmt, ap);
++ FUNLOCKFILE(fp);
++ return (ret);
++}
++
+ /*
+ * Non-MT-safe version.
+ */
+-int
+-__vfwscanf(FILE * __restrict fp, const wchar_t * __restrict fmt, va_list ap)
++__private_extern__ int
++__vfwscanf(FILE * __restrict fp, locale_t loc, const wchar_t * __restrict fmt,
++ va_list ap)
+ {
+ wint_t c; /* character from format, or conversion */
+ size_t width; /* field width, or 0 */
+@@ -133,7 +150,6 @@
+ int flags; /* flags as defined above */
+ wchar_t *p0; /* saves original value of p when necessary */
+ int nassigned; /* number of fields assigned */
+- int nconversions; /* number of conversions */
+ int nread; /* number of characters consumed from fp */
+ int base; /* base argument to conversion function */
+ wchar_t buf[BUF]; /* buffer for numeric conversions */
+@@ -144,30 +160,36 @@
+ char *mbp; /* multibyte string pointer for %c %s %[ */
+ size_t nconv; /* number of bytes in mb. conversion */
+ char mbbuf[MB_LEN_MAX]; /* temporary mb. character buffer */
++ int index; /* for %index$ */
++ va_list ap_orig; /* to reset ap to first argument */
+ mbstate_t mbs;
++ int mb_cur_max = MB_CUR_MAX_L(loc);
+
+ /* `basefix' is used to avoid `if' tests in the integer scanner */
+ static short basefix[17] =
+ { 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
+
+ nassigned = 0;
+- nconversions = 0;
+ nread = 0;
+ ccls = ccle = NULL;
++ va_copy(ap_orig, ap);
+ for (;;) {
+ c = *fmt++;
+ if (c == 0)
+ return (nassigned);
+- if (iswspace(c)) {
+- while ((c = __fgetwc(fp)) != WEOF &&
+- iswspace(c))
++ if (iswspace_l(c, loc)) {
++ while ((c = __fgetwc(fp, loc)) != WEOF &&
++ iswspace_l(c, loc))
+ ;
+ if (c != WEOF)
+- __ungetwc(c, fp);
++ __ungetwc(c, fp, loc);
+ continue;
+ }
+- if (c != '%')
++ if (c != '%') {
++ if ((wi = __fgetwc(fp, loc)) == WEOF)
++ goto input_failure;
+ goto literal;
++ }
+ width = 0;
+ flags = 0;
+ /*
+@@ -177,16 +199,34 @@
+ again: c = *fmt++;
+ switch (c) {
+ case '%':
++ /* Consume leading white space */
++ for(;;) {
++ if ((wi = __fgetwc(fp, loc)) == WEOF)
++ goto input_failure;
++ if (!iswspace_l(wi, loc))
++ break;
++ nread++;
++ }
+ literal:
+- if ((wi = __fgetwc(fp)) == WEOF)
+- goto input_failure;
+ if (wi != c) {
+- __ungetwc(wi, fp);
+- goto input_failure;
++ __ungetwc(wi, fp, loc);
++ goto match_failure;
+ }
+ nread++;
+ continue;
+
++ case '$':
++ index = width;
++ if (index < 1 || index > NL_ARGMAX || fmt[-3] != '%') {
++ goto input_failure;
++ }
++ width = 0;
++ va_end(ap);
++ va_copy(ap, ap_orig); /* reset to %1$ */
++ for (; index > 1; index--) {
++ va_arg(ap, void*);
++ }
++ goto again;
+ case '*':
+ flags |= SUPPRESS;
+ goto again;
+@@ -305,27 +345,28 @@
+ break;
+
+ case 'n':
+- nconversions++;
+- if (flags & SUPPRESS) /* ??? */
++ {
++ void *ptr = va_arg(ap, void *);
++ if ((ptr == NULL) || (flags & SUPPRESS)) /* ??? */
+ continue;
+- if (flags & SHORTSHORT)
+- *va_arg(ap, char *) = nread;
++ else if (flags & SHORTSHORT)
++ *(char *)ptr = nread;
+ else if (flags & SHORT)
+- *va_arg(ap, short *) = nread;
++ *(short *)ptr = nread;
+ else if (flags & LONG)
+- *va_arg(ap, long *) = nread;
++ *(long *)ptr = nread;
+ else if (flags & LONGLONG)
+- *va_arg(ap, long long *) = nread;
++ *(long long *)ptr = nread;
+ else if (flags & INTMAXT)
+- *va_arg(ap, intmax_t *) = nread;
++ *(intmax_t *)ptr = nread;
+ else if (flags & SIZET)
+- *va_arg(ap, size_t *) = nread;
++ *(size_t *)ptr = nread;
+ else if (flags & PTRDIFFT)
+- *va_arg(ap, ptrdiff_t *) = nread;
++ *(ptrdiff_t *)ptr = nread;
+ else
+- *va_arg(ap, int *) = nread;
++ *(int *)ptr = nread;
+ continue;
+-
++ }
+ default:
+ goto match_failure;
+
+@@ -341,11 +382,11 @@
+ * that suppress this.
+ */
+ if ((flags & NOSKIP) == 0) {
+- while ((wi = __fgetwc(fp)) != WEOF && iswspace(wi))
++ while ((wi = __fgetwc(fp, loc)) != WEOF && iswspace_l(wi, loc))
+ nread++;
+ if (wi == WEOF)
+ goto input_failure;
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ }
+
+ /*
+@@ -362,7 +403,7 @@
+ p = va_arg(ap, wchar_t *);
+ n = 0;
+ while (width-- != 0 &&
+- (wi = __fgetwc(fp)) != WEOF) {
++ (wi = __fgetwc(fp, loc)) != WEOF) {
+ if (!(flags & SUPPRESS))
+ *p++ = (wchar_t)wi;
+ n++;
+@@ -378,19 +419,19 @@
+ n = 0;
+ mbs = initial_mbs;
+ while (width != 0 &&
+- (wi = __fgetwc(fp)) != WEOF) {
+- if (width >= MB_CUR_MAX &&
++ (wi = __fgetwc(fp, loc)) != WEOF) {
++ if (width >= mb_cur_max &&
+ !(flags & SUPPRESS)) {
+- nconv = wcrtomb(mbp, wi, &mbs);
++ nconv = wcrtomb_l(mbp, wi, &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ } else {
+- nconv = wcrtomb(mbbuf, wi,
+- &mbs);
++ nconv = wcrtomb_l(mbbuf, wi,
++ &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ if (nconv > width) {
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ break;
+ }
+ if (!(flags & SUPPRESS))
+@@ -408,7 +449,6 @@
+ if (!(flags & SUPPRESS))
+ nassigned++;
+ }
+- nconversions++;
+ break;
+
+ case CT_CCL:
+@@ -418,20 +458,20 @@
+ /* take only those things in the class */
+ if ((flags & SUPPRESS) && (flags & LONG)) {
+ n = 0;
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width-- != 0 && INCCL(wi))
+ n++;
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ if (n == 0)
+ goto match_failure;
+ } else if (flags & LONG) {
+ p0 = p = va_arg(ap, wchar_t *);
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width-- != 0 && INCCL(wi))
+ *p++ = (wchar_t)wi;
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ n = p - p0;
+ if (n == 0)
+ goto match_failure;
+@@ -442,16 +482,16 @@
+ mbp = va_arg(ap, char *);
+ n = 0;
+ mbs = initial_mbs;
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width != 0 && INCCL(wi)) {
+- if (width >= MB_CUR_MAX &&
++ if (width >= mb_cur_max &&
+ !(flags & SUPPRESS)) {
+- nconv = wcrtomb(mbp, wi, &mbs);
++ nconv = wcrtomb_l(mbp, wi, &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ } else {
+- nconv = wcrtomb(mbbuf, wi,
+- &mbs);
++ nconv = wcrtomb_l(mbbuf, wi,
++ &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ if (nconv > width)
+@@ -466,14 +506,15 @@
+ n++;
+ }
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
++ if (n == 0)
++ goto match_failure;
+ if (!(flags & SUPPRESS)) {
+ *mbp = 0;
+ nassigned++;
+ }
+ }
+ nread += n;
+- nconversions++;
+ break;
+
+ case CT_STRING:
+@@ -481,39 +522,39 @@
+ if (width == 0)
+ width = (size_t)~0;
+ if ((flags & SUPPRESS) && (flags & LONG)) {
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width-- != 0 &&
+- !iswspace(wi))
++ !iswspace_l(wi, loc))
+ nread++;
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ } else if (flags & LONG) {
+ p0 = p = va_arg(ap, wchar_t *);
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width-- != 0 &&
+- !iswspace(wi)) {
++ !iswspace_l(wi, loc)) {
+ *p++ = (wchar_t)wi;
+ nread++;
+ }
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ *p = '\0';
+ nassigned++;
+ } else {
+ if (!(flags & SUPPRESS))
+ mbp = va_arg(ap, char *);
+ mbs = initial_mbs;
+- while ((wi = __fgetwc(fp)) != WEOF &&
++ while ((wi = __fgetwc(fp, loc)) != WEOF &&
+ width != 0 &&
+- !iswspace(wi)) {
+- if (width >= MB_CUR_MAX &&
++ !iswspace_l(wi, loc)) {
++ if (width >= mb_cur_max &&
+ !(flags & SUPPRESS)) {
+- nconv = wcrtomb(mbp, wi, &mbs);
++ nconv = wcrtomb_l(mbp, wi, &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ } else {
+- nconv = wcrtomb(mbbuf, wi,
+- &mbs);
++ nconv = wcrtomb_l(mbbuf, wi,
++ &mbs, loc);
+ if (nconv == (size_t)-1)
+ goto input_failure;
+ if (nconv > width)
+@@ -528,13 +569,12 @@
+ nread++;
+ }
+ if (wi != WEOF)
+- __ungetwc(wi, fp);
++ __ungetwc(wi, fp, loc);
+ if (!(flags & SUPPRESS)) {
+ *mbp = 0;
+ nassigned++;
+ }
+ }
+- nconversions++;
+ continue;
+
+ case CT_INT:
+@@ -544,7 +584,7 @@
+ width = sizeof(buf) / sizeof(*buf) - 1;
+ flags |= SIGNOK | NDIGITS | NZDIGITS;
+ for (p = buf; width; width--) {
+- c = __fgetwc(fp);
++ c = __fgetwc(fp, loc);
+ /*
+ * Switch on the character; `goto ok'
+ * if we accept it as a part of number.
+@@ -628,7 +668,7 @@
+ * for a number. Stop accumulating digits.
+ */
+ if (c != WEOF)
+- __ungetwc(c, fp);
++ __ungetwc(c, fp, loc);
+ break;
+ ok:
+ /*
+@@ -644,22 +684,22 @@
+ */
+ if (flags & NDIGITS) {
+ if (p > buf)
+- __ungetwc(*--p, fp);
++ __ungetwc(*--p, fp, loc);
+ goto match_failure;
+ }
+ c = p[-1];
+ if (c == 'x' || c == 'X') {
+ --p;
+- __ungetwc(c, fp);
++ __ungetwc(c, fp, loc);
+ }
+ if ((flags & SUPPRESS) == 0) {
+ uintmax_t res;
+
+ *p = 0;
+ if ((flags & UNSIGNED) == 0)
+- res = wcstoimax(buf, NULL, base);
++ res = wcstoimax_l(buf, NULL, base, loc);
+ else
+- res = wcstoumax(buf, NULL, base);
++ res = wcstoumax_l(buf, NULL, base, loc);
+ if (flags & POINTER)
+ *va_arg(ap, void **) =
+ (void *)(uintptr_t)res;
+@@ -682,45 +722,45 @@
+ nassigned++;
+ }
+ nread += p - buf;
+- nconversions++;
+ break;
+
+ #ifndef NO_FLOATING_POINT
+ case CT_FLOAT:
++ {
++ wchar_t *pbuf;
+ /* scan a floating point number as if by strtod */
+- if (width == 0 || width > sizeof(buf) /
+- sizeof(*buf) - 1)
+- width = sizeof(buf) / sizeof(*buf) - 1;
+- if ((width = parsefloat(fp, buf, buf + width)) == 0)
++ if ((width = parsefloat(fp, &pbuf, width, loc)) == 0)
+ goto match_failure;
+ if ((flags & SUPPRESS) == 0) {
+ if (flags & LONGDBL) {
+- long double res = wcstold(buf, &p);
++ long double res = wcstold_l(pbuf, &p, loc);
+ *va_arg(ap, long double *) = res;
+ } else if (flags & LONG) {
+- double res = wcstod(buf, &p);
++ double res = wcstod_l(pbuf, &p, loc);
+ *va_arg(ap, double *) = res;
+ } else {
+- float res = wcstof(buf, &p);
++ float res = wcstof_l(pbuf, &p, loc);
+ *va_arg(ap, float *) = res;
+ }
+ nassigned++;
+ }
+ nread += width;
+- nconversions++;
+ break;
++ }
+ #endif /* !NO_FLOATING_POINT */
+ }
+ }
+ input_failure:
+- return (nconversions != 0 ? nassigned : EOF);
++ return (nassigned ? nassigned : EOF);
+ match_failure:
+ return (nassigned);
+ }
+
+ #ifndef NO_FLOATING_POINT
++extern char *__parsefloat_buf(size_t s); /* see vfscanf-fbsd.c */
++
+ static int
+-parsefloat(FILE *fp, wchar_t *buf, wchar_t *end)
++parsefloat(FILE *fp, wchar_t **buf, size_t width, locale_t loc)
+ {
+ mbstate_t mbs;
+ size_t nconv;
+@@ -733,12 +773,22 @@
+ wchar_t c;
+ wchar_t decpt;
+ _Bool gotmantdig = 0, ishex = 0;
++ wchar_t *b;
++ wchar_t *e;
++ size_t s;
+
+ mbs = initial_mbs;
+- nconv = mbrtowc(&decpt, localeconv()->decimal_point, MB_CUR_MAX, &mbs);
++
++ nconv = mbrtowc_l(&decpt, localeconv()->decimal_point, MB_CUR_MAX_L(loc), &mbs, loc);
+ if (nconv == (size_t)-1 || nconv == (size_t)-2)
+- decpt = '.'; /* failsafe */
++ decpt = '.'; /* failsafe */
+
++ s = (width == 0 ? BUF : (width + 1));
++ if ((b = (wchar_t *)__parsefloat_buf(s * sizeof(wchar_t))) == NULL) {
++ *buf = NULL;
++ return 0;
++ }
++ e = b + (s - 1);
+ /*
+ * We set commit = p whenever the string we have read so far
+ * constitutes a valid representation of a floating point
+@@ -748,10 +798,10 @@
+ * always necessary to read at least one character that doesn't
+ * match; thus, we can't short-circuit "infinity" or "nan(...)".
+ */
+- commit = buf - 1;
++ commit = b - 1;
+ c = WEOF;
+- for (p = buf; p < end; ) {
+- if ((c = __fgetwc(fp)) == WEOF)
++ for (p = b; width == 0 || p < e; ) {
++ if ((c = __fgetwc(fp, loc)) == WEOF)
+ break;
+ reswitch:
+ switch (state) {
+@@ -809,7 +859,7 @@
+ if (c == ')') {
+ commit = p;
+ state = S_DONE;
+- } else if (!iswalnum(c) && c != '_')
++ } else if (!iswalnum_l(c, loc) && c != '_')
+ goto parsedone;
+ break;
+ }
+@@ -827,7 +877,7 @@
+ goto reswitch;
+ }
+ case S_DIGITS:
+- if ((ishex && iswxdigit(c)) || iswdigit(c))
++ if ((ishex && iswxdigit_l(c, loc)) || iswdigit_l(c, loc))
+ gotmantdig = 1;
+ else {
+ state = S_FRAC;
+@@ -844,7 +894,7 @@
+ goto parsedone;
+ else
+ state = S_EXP;
+- } else if ((ishex && iswxdigit(c)) || iswdigit(c)) {
++ } else if ((ishex && iswxdigit_l(c, loc)) || iswdigit_l(c, loc)) {
+ commit = p;
+ gotmantdig = 1;
+ } else
+@@ -857,24 +907,38 @@
+ else
+ goto reswitch;
+ case S_EXPDIGITS:
+- if (iswdigit(c))
++ if (iswdigit_l(c, loc))
+ commit = p;
+ else
+ goto parsedone;
+ break;
+ default:
+- abort();
++ LIBC_ABORT("unknown state %d", state);
+ }
++ if (p >= e) {
++ ssize_t diff = (p - b);
++ ssize_t com = (commit - b);
++ s += BUF;
++ b = (wchar_t *)__parsefloat_buf(s * sizeof(wchar_t));
++ if (b == NULL) {
++ *buf = NULL;
++ return 0;
++ }
++ e = b + (s - 1);
++ p = b + diff;
++ commit = b + com;
++ }
+ *p++ = c;
+ c = WEOF;
+ }
+
+ parsedone:
+ if (c != WEOF)
+- __ungetwc(c, fp);
++ __ungetwc(c, fp, loc);
+ while (commit < --p)
+- __ungetwc(*p, fp);
++ __ungetwc(*p, fp, loc);
+ *++commit = '\0';
+- return (commit - buf);
++ *buf = b;
++ return (commit - b);
+ }
+ #endif