freebsd-ports/multimedia/xbmc/files/patch-xbmc__linux__FreeBSDGNUReplacements.c

--- /dev/null	2010-12-16 16:44:10.000000000 +0100
+++ xbmc/linux/FreeBSDGNUReplacements.c	2010-12-16 16:45:22.613185593 +0100
@@ -0,0 +1,252 @@
+
+#include "FreeBSDGNUReplacements.h"
+
+#if __FreeBSD_version < 800067
+
+/*-
+ * Copyright (c) 2009 David Schultz <das@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+size_t
+strnlen(const char *s, size_t maxlen)
+{
+	size_t len;
+
+	for (len = 0; len < maxlen; len++, s++) {
+		if (!*s)
+			break;
+	}   
+	return (len);
+}
+
+/* Copyright (C) 1991, 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <errno.h>
+
+/* Read up to (and including) a TERMINATOR from STREAM into *LINEPTR
+   (and null-terminate it). *LINEPTR is a pointer returned from malloc (or
+   NULL), pointing to *N characters of space.  It is realloc'd as
+   necessary.  Returns the number of characters read (not including the
+   null terminator), or -1 on error or EOF.  */
+
+ssize_t
+getdelim(char **lineptr, size_t *n, int terminator, FILE *stream)
+{
+  char *line, *p;
+  size_t size, copy;
+
+  if (stream == NULL || lineptr == NULL || n == NULL)
+    {
+      errno = EINVAL;
+      return -1;
+    }
+
+  if (ferror (stream))
+    return -1;
+
+  /* Make sure we have a line buffer to start with.  */
+  if (*lineptr == NULL || *n < 2) /* !seen and no buf yet need 2 chars.  */
+    {
+#ifndef	MAX_CANON
+#define	MAX_CANON	256
+#endif
+      line = (char *)realloc (*lineptr, MAX_CANON);
+      if (line == NULL)
+	return -1;
+      *lineptr = line;
+      *n = MAX_CANON;
+    }
+
+  line = *lineptr;
+  size = *n;
+
+  copy = size;
+  p = line;
+
+      while (1)
+	{
+	  size_t len;
+
+	  while (--copy > 0)
+	    {
+	      register int c = getc (stream);
+	      if (c == EOF)
+		goto lose;
+	      else if ((*p++ = c) == terminator)
+		goto win;
+	    }
+
+	  /* Need to enlarge the line buffer.  */
+	  len = p - line;
+	  size *= 2;
+	  line = (char *)realloc (line, size);
+	  if (line == NULL)
+	    goto lose;
+	  *lineptr = line;
+	  *n = size;
+	  p = line + len;
+	  copy = size - len;
+	}
+
+ lose:
+  if (p == *lineptr)
+    return -1;
+  /* Return a partial line since we got an error in the middle.  */
+ win:
+  *p = '\0';
+  return p - *lineptr;
+}
+
+#endif
+
+/* Compare strings while treating digits characters numerically.
+   Copyright (C) 1997, 2002, 2005 Free Software Foundation, Inc.
+   This file is part of the libiberty library.
+   Contributed by Jean-Fran<61>ois Bignolles <bignolle@ecoledoc.ibp.fr>, 1997.
+
+   Libiberty is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   Libiberty is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301 USA.  */
+
+#include <ctype.h>
+
+#define ISASCII(c) isascii(c)
+#define ISDIGIT(c) (ISASCII (c) && isdigit (c))
+/* states: S_N: normal, S_I: comparing integral part, S_F: comparing
+           fractional parts, S_Z: idem but with leading Zeroes only */
+#define  S_N    0x0
+#define  S_I    0x4
+#define  S_F    0x8
+#define  S_Z    0xC
+
+/* result_type: CMP: return diff; LEN: compare using len_diff/diff */
+#define  CMP    2
+#define  LEN    3
+
+
+/* Compare S1 and S2 as strings holding indices/version numbers,
+   returning less than, equal to or greater than zero if S1 is less than,
+   equal to or greater than S2 (for more info, see the Glibc texinfo doc).  */
+
+int
+strverscmp (const char *s1, const char *s2)
+{
+  const unsigned char *p1 = (const unsigned char *) s1;
+  const unsigned char *p2 = (const unsigned char *) s2;
+  unsigned char c1, c2;
+  int state;
+  int diff;
+
+  /* Symbol(s)    0       [1-9]   others  (padding)
+     Transition   (10) 0  (01) d  (00) x  (11) -   */
+  static const unsigned int next_state[] =
+    {
+      /* state    x    d    0    - */
+      /* S_N */  S_N, S_I, S_Z, S_N,
+      /* S_I */  S_N, S_I, S_I, S_I,
+      /* S_F */  S_N, S_F, S_F, S_F,
+      /* S_Z */  S_N, S_F, S_Z, S_Z
+    };
+
+  static const int result_type[] =
+    {
+      /* state   x/x  x/d  x/0  x/-  d/x  d/d  d/0  d/-
+                 0/x  0/d  0/0  0/-  -/x  -/d  -/0  -/- */
+
+      /* S_N */  CMP, CMP, CMP, CMP, CMP, LEN, CMP, CMP,
+                 CMP, CMP, CMP, CMP, CMP, CMP, CMP, CMP,
+      /* S_I */  CMP, -1,  -1,  CMP, +1,  LEN, LEN, CMP,
+                 +1,  LEN, LEN, CMP, CMP, CMP, CMP, CMP,
+      /* S_F */  CMP, CMP, CMP, CMP, CMP, LEN, CMP, CMP,
+                 CMP, CMP, CMP, CMP, CMP, CMP, CMP, CMP,
+      /* S_Z */  CMP, +1,  +1,  CMP, -1,  CMP, CMP, CMP,
+                 -1,  CMP, CMP, CMP
+    };
+
+  if (p1 == p2)
+    return 0;
+
+  c1 = *p1++;
+  c2 = *p2++;
+  /* Hint: '0' is a digit too.  */
+  state = S_N | ((c1 == '0') + (ISDIGIT (c1) != 0));
+
+  while ((diff = c1 - c2) == 0 && c1 != '\0')
+    {
+      state = next_state[state];
+      c1 = *p1++;
+      c2 = *p2++;
+      state |= (c1 == '0') + (ISDIGIT (c1) != 0);
+    }
+
+  state = result_type[state << 2 | (((c2 == '0') + (ISDIGIT (c2) != 0)))];
+
+  switch (state)
+    {
+    case CMP:
+      return diff;
+      
+    case LEN:
+      while (ISDIGIT (*p1++))
+	if (!ISDIGIT (*p2++))
+	  return 1;
+      
+      return ISDIGIT (*p2) ? -1 : diff;
+      
+    default:
+      return state;
+    }
+}