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--- Libc/Libc-498/string/FreeBSD/strxfrm.c.patch
+++ Libc/Libc-391/string/FreeBSD/strxfrm.c.patch
@@ -1,6 +1,6 @@
--- strxfrm.c.orig 2003-05-20 15:23:55.000000000 -0700
-+++ strxfrm.c 2005-04-02 17:59:53.000000000 -0800
-@@ -28,24 +28,59 @@
++++ strxfrm.c 2005-02-17 15:06:28.000000000 -0800
+@@ -28,24 +28,28 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: src/lib/libc/string/strxfrm.c,v 1.15 2002/09/06 11:24:06 tjr Exp $");
@@ -8,134 +8,43 @@
+
#include <stdlib.h>
#include <string.h>
-+#include <wchar.h>
-+#include <errno.h>
#include "collate.h"
-+/*
-+ * In the non-POSIX case, we transform each character into a string of
-+ * characters representing the character's priority. Since char is usually
-+ * signed, we are limited by 7 bits per byte. To avoid zero, we need to add
-+ * XFRM_OFFSET, so we can't use a full 7 bits. For simplicity, we choose 6
-+ * bits per byte. We choose 4 bytes per character as a good compromise
-+ * between maximum coverage and minimum size. This gives 24 bits, or 16M
-+ * priorities. So we choose COLLATE_MAX_PRIORITY to be (2^24 - 1). This
-+ * this can be increased if more is needed.
-+ */
-+
-+#define XFRM_BYTES 4
-+#define XFRM_OFFSET ('0') /* make all printable characters */
-+#define XFRM_SHIFT 6
-+#define XFRM_MASK ((1 << XFRM_SHIFT) - 1)
-+
-+static void
-+xfrm(unsigned char *p, int pri)
-+{
-+
-+ p[3] = (pri & XFRM_MASK) + XFRM_OFFSET;
-+ pri >>= XFRM_SHIFT;
-+ p[2] = (pri & XFRM_MASK) + XFRM_OFFSET;
-+ pri >>= XFRM_SHIFT;
-+ p[1] = (pri & XFRM_MASK) + XFRM_OFFSET;
-+ pri >>= XFRM_SHIFT;
-+ p[0] = (pri & XFRM_MASK) + XFRM_OFFSET;
-+}
-+
size_t
-strxfrm(char * __restrict dest, const char * __restrict src, size_t len)
+strxfrm_l(char * __restrict dest, const char * __restrict src, size_t len,
+ locale_t loc)
{
-- int prim, sec, l;
+ int prim, sec, l;
size_t slen;
-- char *s, *ss;
-+ wchar_t *wcs, *xf[2];
-+ int sverrno;
+ char *s, *ss;
-- if (!*src) {
-+ if (!*src && dest) {
++ NORMALIZE_LOCALE(loc);
+ if (!*src) {
if (len > 0)
*dest = '\0';
return 0;
}
- if (__collate_load_error) {
-+ NORMALIZE_LOCALE(loc);
-+ if (loc->__collate_load_error || (wcs = __collate_mbstowcs(src, loc)) == NULL) {
++ if (loc->__collate_load_error) {
slen = strlen(src);
if (len > 0) {
if (slen < len)
-@@ -58,26 +93,63 @@
- return slen;
- }
+@@ -60,10 +64,10 @@
-- slen = 0;
-- prim = sec = 0;
+ slen = 0;
+ prim = sec = 0;
- ss = s = __collate_substitute(src);
-- while (*s) {
-- while (*s && !prim) {
++ ss = s = (char *)__collate_substitute_l((unsigned char *)src, loc);
+ while (*s) {
+ while (*s && !prim) {
- __collate_lookup(s, &l, &prim, &sec);
-- s += l;
-+ __collate_xfrm(wcs, xf, loc);
-+
-+ slen = wcslen(xf[0]) * XFRM_BYTES;
-+ if (xf[1])
-+ slen += (wcslen(xf[1]) + 1) * XFRM_BYTES;
-+ if (len > 0) {
-+ wchar_t *w = xf[0];
-+ int b = 0;
-+ unsigned char buf[XFRM_BYTES];
-+ unsigned char *bp;
-+ while (len > 1) {
-+ if (!b) {
-+ if (!*w)
-+ break;
-+ xfrm(bp = buf, *w++);
-+ b = XFRM_BYTES;
-+ }
-+ *dest++ = *(char *)bp++;
-+ b--;
-+ len--;
++ __collate_lookup_l((unsigned char *)s, &l, &prim, &sec, loc);
+ s += l;
}
-- if (prim) {
-- if (len > 1) {
-- *dest++ = (char)prim;
-+ if ((w = xf[1]) != NULL) {
-+ xfrm(bp = buf, 0);
-+ b = XFRM_BYTES;
-+ while (len > 1) {
-+ if (!b)
-+ break;
-+ *dest++ = *(char *)bp++;
-+ b--;
-+ len--;
-+ }
-+ b = 0;
-+ while (len > 1) {
-+ if (!b) {
-+ if (!*w)
-+ break;
-+ xfrm(bp = buf, *w++);
-+ b = XFRM_BYTES;
-+ }
-+ *dest++ = *(char *)bp++;
-+ b--;
- len--;
- }
-- slen++;
-- prim = 0;
- }
-- }
-- free(ss);
-- if (len > 0)
-- *dest = '\0';
-+ *dest = 0;
-+ }
-+ sverrno = errno;
-+ free(wcs);
-+ free(xf[0]);
-+ free(xf[1]);
-+ errno = sverrno;
+ if (prim) {
+@@ -81,3 +85,9 @@
return slen;
}