Imported Upstream version 0.9.3upstream/0.9.3

14 files changed, 753 insertions, 753 deletions

diff --git a/lib/unilbrk/lbrkprop1.h b/lib/unilbrk/lbrkprop1.h
index 66fd5849..ba6e1b86 100644
--- a/lib/unilbrk/lbrkprop1.h
+++ b/lib/unilbrk/lbrkprop1.h
@@ -2,7 +2,7 @@
 /* Line breaking properties of Unicode characters.  */
 /* Generated automatically by gen-lbrk for Unicode 5.1.0.  */
 
-/* Copyright (C) 2000-2002, 2004, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2002, 2004, 2008-2010 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
diff --git a/lib/unilbrk/lbrkprop2.h b/lib/unilbrk/lbrkprop2.h
index a71b4d9e..45b93b1b 100644
--- a/lib/unilbrk/lbrkprop2.h
+++ b/lib/unilbrk/lbrkprop2.h
@@ -2,7 +2,7 @@
 /* Line breaking properties of Unicode characters.  */
 /* Generated automatically by gen-lbrk for Unicode 5.1.0.  */
 
-/* Copyright (C) 2000-2002, 2004, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2002, 2004, 2008-2010 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
diff --git a/lib/unilbrk/lbrktables.c b/lib/unilbrk/lbrktables.c
index ae3ebf4f..fbc89311 100644
--- a/lib/unilbrk/lbrktables.c
+++ b/lib/unilbrk/lbrktables.c
@@ -1,5 +1,5 @@
 /* Line breaking auxiliary tables.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -25,8 +25,8 @@
 
 const unsigned char unilbrk_table[24][24] =
 {
-				/* after */
-	/* WJ GL B2 BA BB HY CL EX IN NS OP QU IS NU PO PR SY AL H2 H3 ID JL JV JT */
+                                /* after */
+        /* WJ GL B2 BA BB HY CL EX IN NS OP QU IS NU PO PR SY AL H2 H3 ID JL JV JT */
 /* WJ */ { P, I, I, I, I, I, P, P, I, I, I, I, P, I, I, I, P, I, I, I, I, I, I, I, },
 /* GL */ { P, I, I, I, I, I, P, P, I, I, I, I, P, I, I, I, P, I, I, I, I, I, I, I, },
 /* B2 */ { P, I, P, I, D, I, P, P, D, I, D, I, P, D, D, D, P, D, D, D, D, D, D, D, },
diff --git a/lib/unilbrk/lbrktables.h b/lib/unilbrk/lbrktables.h
index 33b525be..e86c49ff 100644
--- a/lib/unilbrk/lbrktables.h
+++ b/lib/unilbrk/lbrktables.h
@@ -1,5 +1,5 @@
 /* Line breaking auxiliary tables.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -70,15 +70,15 @@ unilbrkprop_lookup (ucs4_t uc)
     {
       int lookup1 = unilbrkprop.level1[index1];
       if (lookup1 >= 0)
-	{
-	  unsigned int index2 = (uc >> lbrkprop_header_2) & lbrkprop_header_3;
-	  int lookup2 = unilbrkprop.level2[lookup1 + index2];
-	  if (lookup2 >= 0)
-	    {
-	      unsigned int index3 = uc & lbrkprop_header_4;
-	      return unilbrkprop.level3[lookup2 + index3];
-	    }
-	}
+        {
+          unsigned int index2 = (uc >> lbrkprop_header_2) & lbrkprop_header_3;
+          int lookup2 = unilbrkprop.level2[lookup1 + index2];
+          if (lookup2 >= 0)
+            {
+              unsigned int index3 = uc & lbrkprop_header_4;
+              return unilbrkprop.level3[lookup2 + index3];
+            }
+        }
     }
   return LBP_XX;
 }
diff --git a/lib/unilbrk/u16-possible-linebreaks.c b/lib/unilbrk/u16-possible-linebreaks.c
index f5b69921..25b9851a 100644
--- a/lib/unilbrk/u16-possible-linebreaks.c
+++ b/lib/unilbrk/u16-possible-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-16 strings.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -46,117 +46,117 @@ u16_possible_linebreaks (const uint16_t *s, size_t n, const char *encoding, char
       int prop = unilbrkprop_lookup (uc);
 
       if (prop == LBP_BK)
-	{
-	  /* Mandatory break.  */
-	  *p = UC_BREAK_MANDATORY;
-	  last_prop = LBP_BK;
-	  seen_space = NULL;
-	  seen_space2 = NULL;
-	}
+        {
+          /* Mandatory break.  */
+          *p = UC_BREAK_MANDATORY;
+          last_prop = LBP_BK;
+          seen_space = NULL;
+          seen_space2 = NULL;
+        }
       else
-	{
-	  char *q;
+        {
+          char *q;
 
-	  /* Resolve property values whose behaviour is not fixed.  */
-	  switch (prop)
-	    {
-	    case LBP_AI:
-	      /* Resolve ambiguous.  */
-	      prop = LBP_AI_REPLACEMENT;
-	      break;
-	    case LBP_CB:
-	      /* This is arbitrary.  */
-	      prop = LBP_ID;
-	      break;
-	    case LBP_SA:
-	      /* We don't handle complex scripts yet.
-		 Treat LBP_SA like LBP_XX.  */
-	    case LBP_XX:
-	      /* This is arbitrary.  */
-	      prop = LBP_AL;
-	      break;
-	    }
+          /* Resolve property values whose behaviour is not fixed.  */
+          switch (prop)
+            {
+            case LBP_AI:
+              /* Resolve ambiguous.  */
+              prop = LBP_AI_REPLACEMENT;
+              break;
+            case LBP_CB:
+              /* This is arbitrary.  */
+              prop = LBP_ID;
+              break;
+            case LBP_SA:
+              /* We don't handle complex scripts yet.
+                 Treat LBP_SA like LBP_XX.  */
+            case LBP_XX:
+              /* This is arbitrary.  */
+              prop = LBP_AL;
+              break;
+            }
 
-	  /* Deal with spaces and combining characters.  */
-	  q = p;
-	  if (prop == LBP_SP)
-	    {
-	      /* Don't break just before a space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      seen_space2 = seen_space;
-	      seen_space = p;
-	    }
-	  else if (prop == LBP_ZW)
-	    {
-	      /* Don't break just before a zero-width space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      last_prop = LBP_ZW;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	  else if (prop == LBP_CM)
-	    {
-	      /* Don't break just before a combining character, except immediately after a
-		 zero-width space.  */
-	      if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *p = UC_BREAK_POSSIBLE;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  last_prop = LBP_ID;
-		}
-	      else
-		{
-		  *p = UC_BREAK_PROHIBITED;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  if (seen_space != NULL)
-		    {
-		      q = seen_space;
-		      seen_space = seen_space2;
-		      prop = LBP_ID;
-		      goto lookup_via_table;
-		    }
-		}
-	    }
-	  else
-	    {
-	     lookup_via_table:
-	      /* prop must be usable as an index for table 7.3 of UTR #14.  */
-	      if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
-		abort ();
+          /* Deal with spaces and combining characters.  */
+          q = p;
+          if (prop == LBP_SP)
+            {
+              /* Don't break just before a space.  */
+              *p = UC_BREAK_PROHIBITED;
+              seen_space2 = seen_space;
+              seen_space = p;
+            }
+          else if (prop == LBP_ZW)
+            {
+              /* Don't break just before a zero-width space.  */
+              *p = UC_BREAK_PROHIBITED;
+              last_prop = LBP_ZW;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+          else if (prop == LBP_CM)
+            {
+              /* Don't break just before a combining character, except immediately after a
+                 zero-width space.  */
+              if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *p = UC_BREAK_POSSIBLE;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  last_prop = LBP_ID;
+                }
+              else
+                {
+                  *p = UC_BREAK_PROHIBITED;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  if (seen_space != NULL)
+                    {
+                      q = seen_space;
+                      seen_space = seen_space2;
+                      prop = LBP_ID;
+                      goto lookup_via_table;
+                    }
+                }
+            }
+          else
+            {
+             lookup_via_table:
+              /* prop must be usable as an index for table 7.3 of UTR #14.  */
+              if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
+                abort ();
 
-	      if (last_prop == LBP_BK)
-		{
-		  /* Don't break at the beginning of a line.  */
-		  *q = UC_BREAK_PROHIBITED;
-		}
-	      else if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *q = UC_BREAK_POSSIBLE;
-		}
-	      else
-		{
-		  switch (unilbrk_table [last_prop] [prop])
-		    {
-		    case D:
-		      *q = UC_BREAK_POSSIBLE;
-		      break;
-		    case I:
-		      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
-		      break;
-		    case P:
-		      *q = UC_BREAK_PROHIBITED;
-		      break;
-		    default:
-		      abort ();
-		    }
-		}
-	      last_prop = prop;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	}
+              if (last_prop == LBP_BK)
+                {
+                  /* Don't break at the beginning of a line.  */
+                  *q = UC_BREAK_PROHIBITED;
+                }
+              else if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *q = UC_BREAK_POSSIBLE;
+                }
+              else
+                {
+                  switch (unilbrk_table [last_prop] [prop])
+                    {
+                    case D:
+                      *q = UC_BREAK_POSSIBLE;
+                      break;
+                    case I:
+                      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
+                      break;
+                    case P:
+                      *q = UC_BREAK_PROHIBITED;
+                      break;
+                    default:
+                      abort ();
+                    }
+                }
+              last_prop = prop;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+        }
 
       s += count;
       p += count;
diff --git a/lib/unilbrk/u16-width-linebreaks.c b/lib/unilbrk/u16-width-linebreaks.c
index 64445590..152178e5 100644
--- a/lib/unilbrk/u16-width-linebreaks.c
+++ b/lib/unilbrk/u16-width-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-16 strings.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -25,9 +25,9 @@
 
 int
 u16_width_linebreaks (const uint16_t *s, size_t n,
-		      int width, int start_column, int at_end_columns,
-		      const char *o, const char *encoding,
-		      char *p)
+                      int width, int start_column, int at_end_columns,
+                      const char *o, const char *encoding,
+                      char *p)
 {
   const uint16_t *s_end;
   char *last_p;
@@ -47,53 +47,53 @@ u16_width_linebreaks (const uint16_t *s, size_t n,
 
       /* Respect the override.  */
       if (o != NULL && *o != UC_BREAK_UNDEFINED)
-	*p = *o;
+        *p = *o;
 
       if (*p == UC_BREAK_POSSIBLE || *p == UC_BREAK_MANDATORY)
-	{
-	  /* An atomic piece of text ends here.  */
-	  if (last_p != NULL && last_column + piece_width > width)
-	    {
-	      /* Insert a line break.  */
-	      *last_p = UC_BREAK_POSSIBLE;
-	      last_column = 0;
-	    }
-	}
+        {
+          /* An atomic piece of text ends here.  */
+          if (last_p != NULL && last_column + piece_width > width)
+            {
+              /* Insert a line break.  */
+              *last_p = UC_BREAK_POSSIBLE;
+              last_column = 0;
+            }
+        }
 
       if (*p == UC_BREAK_MANDATORY)
-	{
-	  /* uc is a line break character.  */
-	  /* Start a new piece at column 0.  */
-	  last_p = NULL;
-	  last_column = 0;
-	  piece_width = 0;
-	}
+        {
+          /* uc is a line break character.  */
+          /* Start a new piece at column 0.  */
+          last_p = NULL;
+          last_column = 0;
+          piece_width = 0;
+        }
       else
-	{
-	  /* uc is not a line break character.  */
-	  int w;
-
-	  if (*p == UC_BREAK_POSSIBLE)
-	    {
-	      /* Start a new piece.  */
-	      last_p = p;
-	      last_column += piece_width;
-	      piece_width = 0;
-	      /* No line break for the moment, may be turned into
-		 UC_BREAK_POSSIBLE later, via last_p. */
-	    }
-
-	  *p = UC_BREAK_PROHIBITED;
-
-	  w = uc_width (uc, encoding);
-	  if (w >= 0) /* ignore control characters in the string */
-	    piece_width += w;
-	}
+        {
+          /* uc is not a line break character.  */
+          int w;
+
+          if (*p == UC_BREAK_POSSIBLE)
+            {
+              /* Start a new piece.  */
+              last_p = p;
+              last_column += piece_width;
+              piece_width = 0;
+              /* No line break for the moment, may be turned into
+                 UC_BREAK_POSSIBLE later, via last_p. */
+            }
+
+          *p = UC_BREAK_PROHIBITED;
+
+          w = uc_width (uc, encoding);
+          if (w >= 0) /* ignore control characters in the string */
+            piece_width += w;
+        }
 
       s += count;
       p += count;
       if (o != NULL)
-	o += count;
+        o += count;
     }
 
   /* The last atomic piece of text ends here.  */
diff --git a/lib/unilbrk/u32-possible-linebreaks.c b/lib/unilbrk/u32-possible-linebreaks.c
index c843e12b..c375a0c7 100644
--- a/lib/unilbrk/u32-possible-linebreaks.c
+++ b/lib/unilbrk/u32-possible-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-32 strings.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -40,117 +40,117 @@ u32_possible_linebreaks (const uint32_t *s, size_t n, const char *encoding, char
       int prop = unilbrkprop_lookup (uc);
 
       if (prop == LBP_BK)
-	{
-	  /* Mandatory break.  */
-	  *p = UC_BREAK_MANDATORY;
-	  last_prop = LBP_BK;
-	  seen_space = NULL;
-	  seen_space2 = NULL;
-	}
+        {
+          /* Mandatory break.  */
+          *p = UC_BREAK_MANDATORY;
+          last_prop = LBP_BK;
+          seen_space = NULL;
+          seen_space2 = NULL;
+        }
       else
-	{
-	  char *q;
+        {
+          char *q;
 
-	  /* Resolve property values whose behaviour is not fixed.  */
-	  switch (prop)
-	    {
-	    case LBP_AI:
-	      /* Resolve ambiguous.  */
-	      prop = LBP_AI_REPLACEMENT;
-	      break;
-	    case LBP_CB:
-	      /* This is arbitrary.  */
-	      prop = LBP_ID;
-	      break;
-	    case LBP_SA:
-	      /* We don't handle complex scripts yet.
-		 Treat LBP_SA like LBP_XX.  */
-	    case LBP_XX:
-	      /* This is arbitrary.  */
-	      prop = LBP_AL;
-	      break;
-	    }
+          /* Resolve property values whose behaviour is not fixed.  */
+          switch (prop)
+            {
+            case LBP_AI:
+              /* Resolve ambiguous.  */
+              prop = LBP_AI_REPLACEMENT;
+              break;
+            case LBP_CB:
+              /* This is arbitrary.  */
+              prop = LBP_ID;
+              break;
+            case LBP_SA:
+              /* We don't handle complex scripts yet.
+                 Treat LBP_SA like LBP_XX.  */
+            case LBP_XX:
+              /* This is arbitrary.  */
+              prop = LBP_AL;
+              break;
+            }
 
-	  /* Deal with spaces and combining characters.  */
-	  q = p;
-	  if (prop == LBP_SP)
-	    {
-	      /* Don't break just before a space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      seen_space2 = seen_space;
-	      seen_space = p;
-	    }
-	  else if (prop == LBP_ZW)
-	    {
-	      /* Don't break just before a zero-width space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      last_prop = LBP_ZW;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	  else if (prop == LBP_CM)
-	    {
-	      /* Don't break just before a combining character, except immediately after a
-		 zero-width space.  */
-	      if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *p = UC_BREAK_POSSIBLE;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  last_prop = LBP_ID;
-		}
-	      else
-		{
-		  *p = UC_BREAK_PROHIBITED;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  if (seen_space != NULL)
-		    {
-		      q = seen_space;
-		      seen_space = seen_space2;
-		      prop = LBP_ID;
-		      goto lookup_via_table;
-		    }
-		}
-	    }
-	  else
-	    {
-	     lookup_via_table:
-	      /* prop must be usable as an index for table 7.3 of UTR #14.  */
-	      if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
-		abort ();
+          /* Deal with spaces and combining characters.  */
+          q = p;
+          if (prop == LBP_SP)
+            {
+              /* Don't break just before a space.  */
+              *p = UC_BREAK_PROHIBITED;
+              seen_space2 = seen_space;
+              seen_space = p;
+            }
+          else if (prop == LBP_ZW)
+            {
+              /* Don't break just before a zero-width space.  */
+              *p = UC_BREAK_PROHIBITED;
+              last_prop = LBP_ZW;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+          else if (prop == LBP_CM)
+            {
+              /* Don't break just before a combining character, except immediately after a
+                 zero-width space.  */
+              if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *p = UC_BREAK_POSSIBLE;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  last_prop = LBP_ID;
+                }
+              else
+                {
+                  *p = UC_BREAK_PROHIBITED;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  if (seen_space != NULL)
+                    {
+                      q = seen_space;
+                      seen_space = seen_space2;
+                      prop = LBP_ID;
+                      goto lookup_via_table;
+                    }
+                }
+            }
+          else
+            {
+             lookup_via_table:
+              /* prop must be usable as an index for table 7.3 of UTR #14.  */
+              if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
+                abort ();
 
-	      if (last_prop == LBP_BK)
-		{
-		  /* Don't break at the beginning of a line.  */
-		  *q = UC_BREAK_PROHIBITED;
-		}
-	      else if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *q = UC_BREAK_POSSIBLE;
-		}
-	      else
-		{
-		  switch (unilbrk_table [last_prop] [prop])
-		    {
-		    case D:
-		      *q = UC_BREAK_POSSIBLE;
-		      break;
-		    case I:
-		      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
-		      break;
-		    case P:
-		      *q = UC_BREAK_PROHIBITED;
-		      break;
-		    default:
-		      abort ();
-		    }
-		}
-	      last_prop = prop;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	}
+              if (last_prop == LBP_BK)
+                {
+                  /* Don't break at the beginning of a line.  */
+                  *q = UC_BREAK_PROHIBITED;
+                }
+              else if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *q = UC_BREAK_POSSIBLE;
+                }
+              else
+                {
+                  switch (unilbrk_table [last_prop] [prop])
+                    {
+                    case D:
+                      *q = UC_BREAK_POSSIBLE;
+                      break;
+                    case I:
+                      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
+                      break;
+                    case P:
+                      *q = UC_BREAK_PROHIBITED;
+                      break;
+                    default:
+                      abort ();
+                    }
+                }
+              last_prop = prop;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+        }
 
       s++;
       p++;
diff --git a/lib/unilbrk/u32-width-linebreaks.c b/lib/unilbrk/u32-width-linebreaks.c
index 2d362560..c5803dbf 100644
--- a/lib/unilbrk/u32-width-linebreaks.c
+++ b/lib/unilbrk/u32-width-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-32 strings.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -24,9 +24,9 @@
 
 int
 u32_width_linebreaks (const uint32_t *s, size_t n,
-		      int width, int start_column, int at_end_columns,
-		      const char *o, const char *encoding,
-		      char *p)
+                      int width, int start_column, int at_end_columns,
+                      const char *o, const char *encoding,
+                      char *p)
 {
   const uint32_t *s_end;
   char *last_p;
@@ -45,53 +45,53 @@ u32_width_linebreaks (const uint32_t *s, size_t n,
 
       /* Respect the override.  */
       if (o != NULL && *o != UC_BREAK_UNDEFINED)
-	*p = *o;
+        *p = *o;
 
       if (*p == UC_BREAK_POSSIBLE || *p == UC_BREAK_MANDATORY)
-	{
-	  /* An atomic piece of text ends here.  */
-	  if (last_p != NULL && last_column + piece_width > width)
-	    {
-	      /* Insert a line break.  */
-	      *last_p = UC_BREAK_POSSIBLE;
-	      last_column = 0;
-	    }
-	}
+        {
+          /* An atomic piece of text ends here.  */
+          if (last_p != NULL && last_column + piece_width > width)
+            {
+              /* Insert a line break.  */
+              *last_p = UC_BREAK_POSSIBLE;
+              last_column = 0;
+            }
+        }
 
       if (*p == UC_BREAK_MANDATORY)
-	{
-	  /* uc is a line break character.  */
-	  /* Start a new piece at column 0.  */
-	  last_p = NULL;
-	  last_column = 0;
-	  piece_width = 0;
-	}
+        {
+          /* uc is a line break character.  */
+          /* Start a new piece at column 0.  */
+          last_p = NULL;
+          last_column = 0;
+          piece_width = 0;
+        }
       else
-	{
-	  /* uc is not a line break character.  */
-	  int w;
-
-	  if (*p == UC_BREAK_POSSIBLE)
-	    {
-	      /* Start a new piece.  */
-	      last_p = p;
-	      last_column += piece_width;
-	      piece_width = 0;
-	      /* No line break for the moment, may be turned into
-		 UC_BREAK_POSSIBLE later, via last_p. */
-	    }
-
-	  *p = UC_BREAK_PROHIBITED;
-
-	  w = uc_width (uc, encoding);
-	  if (w >= 0) /* ignore control characters in the string */
-	    piece_width += w;
-	}
+        {
+          /* uc is not a line break character.  */
+          int w;
+
+          if (*p == UC_BREAK_POSSIBLE)
+            {
+              /* Start a new piece.  */
+              last_p = p;
+              last_column += piece_width;
+              piece_width = 0;
+              /* No line break for the moment, may be turned into
+                 UC_BREAK_POSSIBLE later, via last_p. */
+            }
+
+          *p = UC_BREAK_PROHIBITED;
+
+          w = uc_width (uc, encoding);
+          if (w >= 0) /* ignore control characters in the string */
+            piece_width += w;
+        }
 
       s++;
       p++;
       if (o != NULL)
-	o++;
+        o++;
     }
 
   /* The last atomic piece of text ends here.  */
diff --git a/lib/unilbrk/u8-possible-linebreaks.c b/lib/unilbrk/u8-possible-linebreaks.c
index 94e14f40..d65335ea 100644
--- a/lib/unilbrk/u8-possible-linebreaks.c
+++ b/lib/unilbrk/u8-possible-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-8 strings.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -46,117 +46,117 @@ u8_possible_linebreaks (const uint8_t *s, size_t n, const char *encoding, char *
       int prop = unilbrkprop_lookup (uc);
 
       if (prop == LBP_BK)
-	{
-	  /* Mandatory break.  */
-	  *p = UC_BREAK_MANDATORY;
-	  last_prop = LBP_BK;
-	  seen_space = NULL;
-	  seen_space2 = NULL;
-	}
+        {
+          /* Mandatory break.  */
+          *p = UC_BREAK_MANDATORY;
+          last_prop = LBP_BK;
+          seen_space = NULL;
+          seen_space2 = NULL;
+        }
       else
-	{
-	  char *q;
+        {
+          char *q;
 
-	  /* Resolve property values whose behaviour is not fixed.  */
-	  switch (prop)
-	    {
-	    case LBP_AI:
-	      /* Resolve ambiguous.  */
-	      prop = LBP_AI_REPLACEMENT;
-	      break;
-	    case LBP_CB:
-	      /* This is arbitrary.  */
-	      prop = LBP_ID;
-	      break;
-	    case LBP_SA:
-	      /* We don't handle complex scripts yet.
-		 Treat LBP_SA like LBP_XX.  */
-	    case LBP_XX:
-	      /* This is arbitrary.  */
-	      prop = LBP_AL;
-	      break;
-	    }
+          /* Resolve property values whose behaviour is not fixed.  */
+          switch (prop)
+            {
+            case LBP_AI:
+              /* Resolve ambiguous.  */
+              prop = LBP_AI_REPLACEMENT;
+              break;
+            case LBP_CB:
+              /* This is arbitrary.  */
+              prop = LBP_ID;
+              break;
+            case LBP_SA:
+              /* We don't handle complex scripts yet.
+                 Treat LBP_SA like LBP_XX.  */
+            case LBP_XX:
+              /* This is arbitrary.  */
+              prop = LBP_AL;
+              break;
+            }
 
-	  /* Deal with spaces and combining characters.  */
-	  q = p;
-	  if (prop == LBP_SP)
-	    {
-	      /* Don't break just before a space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      seen_space2 = seen_space;
-	      seen_space = p;
-	    }
-	  else if (prop == LBP_ZW)
-	    {
-	      /* Don't break just before a zero-width space.  */
-	      *p = UC_BREAK_PROHIBITED;
-	      last_prop = LBP_ZW;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	  else if (prop == LBP_CM)
-	    {
-	      /* Don't break just before a combining character, except immediately after a
-		 zero-width space.  */
-	      if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *p = UC_BREAK_POSSIBLE;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  last_prop = LBP_ID;
-		}
-	      else
-		{
-		  *p = UC_BREAK_PROHIBITED;
-		  /* A combining character turns a preceding space into LBP_ID.  */
-		  if (seen_space != NULL)
-		    {
-		      q = seen_space;
-		      seen_space = seen_space2;
-		      prop = LBP_ID;
-		      goto lookup_via_table;
-		    }
-		}
-	    }
-	  else
-	    {
-	     lookup_via_table:
-	      /* prop must be usable as an index for table 7.3 of UTR #14.  */
-	      if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
-		abort ();
+          /* Deal with spaces and combining characters.  */
+          q = p;
+          if (prop == LBP_SP)
+            {
+              /* Don't break just before a space.  */
+              *p = UC_BREAK_PROHIBITED;
+              seen_space2 = seen_space;
+              seen_space = p;
+            }
+          else if (prop == LBP_ZW)
+            {
+              /* Don't break just before a zero-width space.  */
+              *p = UC_BREAK_PROHIBITED;
+              last_prop = LBP_ZW;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+          else if (prop == LBP_CM)
+            {
+              /* Don't break just before a combining character, except immediately after a
+                 zero-width space.  */
+              if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *p = UC_BREAK_POSSIBLE;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  last_prop = LBP_ID;
+                }
+              else
+                {
+                  *p = UC_BREAK_PROHIBITED;
+                  /* A combining character turns a preceding space into LBP_ID.  */
+                  if (seen_space != NULL)
+                    {
+                      q = seen_space;
+                      seen_space = seen_space2;
+                      prop = LBP_ID;
+                      goto lookup_via_table;
+                    }
+                }
+            }
+          else
+            {
+             lookup_via_table:
+              /* prop must be usable as an index for table 7.3 of UTR #14.  */
+              if (!(prop >= 0 && prop < sizeof (unilbrk_table) / sizeof (unilbrk_table[0])))
+                abort ();
 
-	      if (last_prop == LBP_BK)
-		{
-		  /* Don't break at the beginning of a line.  */
-		  *q = UC_BREAK_PROHIBITED;
-		}
-	      else if (last_prop == LBP_ZW)
-		{
-		  /* Break after zero-width space.  */
-		  *q = UC_BREAK_POSSIBLE;
-		}
-	      else
-		{
-		  switch (unilbrk_table [last_prop] [prop])
-		    {
-		    case D:
-		      *q = UC_BREAK_POSSIBLE;
-		      break;
-		    case I:
-		      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
-		      break;
-		    case P:
-		      *q = UC_BREAK_PROHIBITED;
-		      break;
-		    default:
-		      abort ();
-		    }
-		}
-	      last_prop = prop;
-	      seen_space = NULL;
-	      seen_space2 = NULL;
-	    }
-	}
+              if (last_prop == LBP_BK)
+                {
+                  /* Don't break at the beginning of a line.  */
+                  *q = UC_BREAK_PROHIBITED;
+                }
+              else if (last_prop == LBP_ZW)
+                {
+                  /* Break after zero-width space.  */
+                  *q = UC_BREAK_POSSIBLE;
+                }
+              else
+                {
+                  switch (unilbrk_table [last_prop] [prop])
+                    {
+                    case D:
+                      *q = UC_BREAK_POSSIBLE;
+                      break;
+                    case I:
+                      *q = (seen_space != NULL ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED);
+                      break;
+                    case P:
+                      *q = UC_BREAK_PROHIBITED;
+                      break;
+                    default:
+                      abort ();
+                    }
+                }
+              last_prop = prop;
+              seen_space = NULL;
+              seen_space2 = NULL;
+            }
+        }
 
       s += count;
       p += count;
@@ -183,28 +183,28 @@ read_file (FILE *stream)
   while (! feof (stream))
     {
       if (size + BUFSIZE > alloc)
-	{
-	  alloc = alloc + alloc / 2;
-	  if (alloc < size + BUFSIZE)
-	    alloc = size + BUFSIZE;
-	  buf = realloc (buf, alloc);
-	  if (buf == NULL)
-	    {
-	      fprintf (stderr, "out of memory\n");
-	      exit (1);
-	    }
-	}
+        {
+          alloc = alloc + alloc / 2;
+          if (alloc < size + BUFSIZE)
+            alloc = size + BUFSIZE;
+          buf = realloc (buf, alloc);
+          if (buf == NULL)
+            {
+              fprintf (stderr, "out of memory\n");
+              exit (1);
+            }
+        }
       count = fread (buf + size, 1, BUFSIZE, stream);
       if (count == 0)
-	{
-	  if (ferror (stream))
-	    {
-	      perror ("fread");
-	      exit (1);
-	    }
-	}
+        {
+          if (ferror (stream))
+            {
+              perror ("fread");
+              exit (1);
+            }
+        }
       else
-	size += count;
+        size += count;
     }
   buf = realloc (buf, size + 1);
   if (buf == NULL)
@@ -231,24 +231,24 @@ main (int argc, char * argv[])
       u8_possible_linebreaks ((uint8_t *) input, length, "UTF-8", breaks);
 
       for (i = 0; i < length; i++)
-	{
-	  switch (breaks[i])
-	    {
-	    case UC_BREAK_POSSIBLE:
-	      /* U+2027 in UTF-8 encoding */
-	      putc (0xe2, stdout); putc (0x80, stdout); putc (0xa7, stdout);
-	      break;
-	    case UC_BREAK_MANDATORY:
-	      /* U+21B2 (or U+21B5) in UTF-8 encoding */
-	      putc (0xe2, stdout); putc (0x86, stdout); putc (0xb2, stdout);
-	      break;
-	    case UC_BREAK_PROHIBITED:
-	      break;
-	    default:
-	      abort ();
-	    }
-	  putc (input[i], stdout);
-	}
+        {
+          switch (breaks[i])
+            {
+            case UC_BREAK_POSSIBLE:
+              /* U+2027 in UTF-8 encoding */
+              putc (0xe2, stdout); putc (0x80, stdout); putc (0xa7, stdout);
+              break;
+            case UC_BREAK_MANDATORY:
+              /* U+21B2 (or U+21B5) in UTF-8 encoding */
+              putc (0xe2, stdout); putc (0x86, stdout); putc (0xb2, stdout);
+              break;
+            case UC_BREAK_PROHIBITED:
+              break;
+            default:
+              abort ();
+            }
+          putc (input[i], stdout);
+        }
 
       free (breaks);
 
diff --git a/lib/unilbrk/u8-width-linebreaks.c b/lib/unilbrk/u8-width-linebreaks.c
index 7e7f2e97..fffe62a2 100644
--- a/lib/unilbrk/u8-width-linebreaks.c
+++ b/lib/unilbrk/u8-width-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of UTF-8 strings.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -25,9 +25,9 @@
 
 int
 u8_width_linebreaks (const uint8_t *s, size_t n,
-		     int width, int start_column, int at_end_columns,
-		     const char *o, const char *encoding,
-		     char *p)
+                     int width, int start_column, int at_end_columns,
+                     const char *o, const char *encoding,
+                     char *p)
 {
   const uint8_t *s_end;
   char *last_p;
@@ -47,53 +47,53 @@ u8_width_linebreaks (const uint8_t *s, size_t n,
 
       /* Respect the override.  */
       if (o != NULL && *o != UC_BREAK_UNDEFINED)
-	*p = *o;
+        *p = *o;
 
       if (*p == UC_BREAK_POSSIBLE || *p == UC_BREAK_MANDATORY)
-	{
-	  /* An atomic piece of text ends here.  */
-	  if (last_p != NULL && last_column + piece_width > width)
-	    {
-	      /* Insert a line break.  */
-	      *last_p = UC_BREAK_POSSIBLE;
-	      last_column = 0;
-	    }
-	}
+        {
+          /* An atomic piece of text ends here.  */
+          if (last_p != NULL && last_column + piece_width > width)
+            {
+              /* Insert a line break.  */
+              *last_p = UC_BREAK_POSSIBLE;
+              last_column = 0;
+            }
+        }
 
       if (*p == UC_BREAK_MANDATORY)
-	{
-	  /* uc is a line break character.  */
-	  /* Start a new piece at column 0.  */
-	  last_p = NULL;
-	  last_column = 0;
-	  piece_width = 0;
-	}
+        {
+          /* uc is a line break character.  */
+          /* Start a new piece at column 0.  */
+          last_p = NULL;
+          last_column = 0;
+          piece_width = 0;
+        }
       else
-	{
-	  /* uc is not a line break character.  */
-	  int w;
-
-	  if (*p == UC_BREAK_POSSIBLE)
-	    {
-	      /* Start a new piece.  */
-	      last_p = p;
-	      last_column += piece_width;
-	      piece_width = 0;
-	      /* No line break for the moment, may be turned into
-		 UC_BREAK_POSSIBLE later, via last_p. */
-	    }
-
-	  *p = UC_BREAK_PROHIBITED;
-
-	  w = uc_width (uc, encoding);
-	  if (w >= 0) /* ignore control characters in the string */
-	    piece_width += w;
-	}
+        {
+          /* uc is not a line break character.  */
+          int w;
+
+          if (*p == UC_BREAK_POSSIBLE)
+            {
+              /* Start a new piece.  */
+              last_p = p;
+              last_column += piece_width;
+              piece_width = 0;
+              /* No line break for the moment, may be turned into
+                 UC_BREAK_POSSIBLE later, via last_p. */
+            }
+
+          *p = UC_BREAK_PROHIBITED;
+
+          w = uc_width (uc, encoding);
+          if (w >= 0) /* ignore control characters in the string */
+            piece_width += w;
+        }
 
       s += count;
       p += count;
       if (o != NULL)
-	o += count;
+        o += count;
     }
 
   /* The last atomic piece of text ends here.  */
@@ -128,28 +128,28 @@ read_file (FILE *stream)
   while (! feof (stream))
     {
       if (size + BUFSIZE > alloc)
-	{
-	  alloc = alloc + alloc / 2;
-	  if (alloc < size + BUFSIZE)
-	    alloc = size + BUFSIZE;
-	  buf = realloc (buf, alloc);
-	  if (buf == NULL)
-	    {
-	      fprintf (stderr, "out of memory\n");
-	      exit (1);
-	    }
-	}
+        {
+          alloc = alloc + alloc / 2;
+          if (alloc < size + BUFSIZE)
+            alloc = size + BUFSIZE;
+          buf = realloc (buf, alloc);
+          if (buf == NULL)
+            {
+              fprintf (stderr, "out of memory\n");
+              exit (1);
+            }
+        }
       count = fread (buf + size, 1, BUFSIZE, stream);
       if (count == 0)
-	{
-	  if (ferror (stream))
-	    {
-	      perror ("fread");
-	      exit (1);
-	    }
-	}
+        {
+          if (ferror (stream))
+            {
+              perror ("fread");
+              exit (1);
+            }
+        }
       else
-	size += count;
+        size += count;
     }
   buf = realloc (buf, size + 1);
   if (buf == NULL)
@@ -177,21 +177,21 @@ main (int argc, char * argv[])
       u8_width_linebreaks ((uint8_t *) input, length, width, 0, 0, NULL, "UTF-8", breaks);
 
       for (i = 0; i < length; i++)
-	{
-	  switch (breaks[i])
-	    {
-	    case UC_BREAK_POSSIBLE:
-	      putc ('\n', stdout);
-	      break;
-	    case UC_BREAK_MANDATORY:
-	      break;
-	    case UC_BREAK_PROHIBITED:
-	      break;
-	    default:
-	      abort ();
-	    }
-	  putc (input[i], stdout);
-	}
+        {
+          switch (breaks[i])
+            {
+            case UC_BREAK_POSSIBLE:
+              putc ('\n', stdout);
+              break;
+            case UC_BREAK_MANDATORY:
+              break;
+            case UC_BREAK_PROHIBITED:
+              break;
+            default:
+              abort ();
+            }
+          putc (input[i], stdout);
+        }
 
       free (breaks);
 
diff --git a/lib/unilbrk/ulc-common.c b/lib/unilbrk/ulc-common.c
index d035ded7..1ed9c82f 100644
--- a/lib/unilbrk/ulc-common.c
+++ b/lib/unilbrk/ulc-common.c
@@ -1,5 +1,5 @@
 /* Line breaking auxiliary functions.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -43,7 +43,7 @@ is_all_ascii (const char *s, size_t n)
       unsigned char c = (unsigned char) *s;
 
       if (!(c_isprint (c) || c_isspace (c)))
-	return 0;
+        return 0;
     }
   return 1;
 }
diff --git a/lib/unilbrk/ulc-common.h b/lib/unilbrk/ulc-common.h
index 3b481887..bd3c6e44 100644
--- a/lib/unilbrk/ulc-common.h
+++ b/lib/unilbrk/ulc-common.h
@@ -1,5 +1,5 @@
 /* Line breaking auxiliary functions.
-   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
diff --git a/lib/unilbrk/ulc-possible-linebreaks.c b/lib/unilbrk/ulc-possible-linebreaks.c
index cb952419..eed59b46 100644
--- a/lib/unilbrk/ulc-possible-linebreaks.c
+++ b/lib/unilbrk/ulc-possible-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of strings.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -42,76 +42,76 @@
 
 void
 ulc_possible_linebreaks (const char *s, size_t n, const char *encoding,
-			 char *p)
+                         char *p)
 {
   if (n > 0)
     {
       if (is_utf8_encoding (encoding))
-	u8_possible_linebreaks ((const uint8_t *) s, n, encoding, p);
+        u8_possible_linebreaks ((const uint8_t *) s, n, encoding, p);
       else
-	{
-	  /* Convert the string to UTF-8 and build a translation table
-	     from offsets into s to offsets into the translated string.  */
-	  size_t *offsets = (size_t *) malloc (n * sizeof (size_t));
-
-	  if (offsets != NULL)
-	    {
-	      uint8_t *t;
-	      size_t m;
-
-	      t = u8_conv_from_encoding (encoding, iconveh_question_mark,
-					 s, n, offsets, NULL, &m);
-	      if (t != NULL)
-		{
-		  char *q = (char *) (m > 0 ? malloc (m) : NULL);
-
-		  if (m == 0 || q != NULL)
-		    {
-		      size_t i;
-
-		      /* Determine the possible line breaks of the UTF-8
-			 string.  */
-		      u8_possible_linebreaks (t, m, encoding, q);
-
-		      /* Translate the result back to the original string.  */
-		      memset (p, UC_BREAK_PROHIBITED, n);
-		      for (i = 0; i < n; i++)
-			if (offsets[i] != (size_t)(-1))
-			  p[i] = q[offsets[i]];
-
-		      free (q);
-		      free (t);
-		      free (offsets);
-		      return;
-		    }
-		  free (t);
-		}
-	      free (offsets);
-	    }
-
-	  /* Impossible to convert.  */
+        {
+          /* Convert the string to UTF-8 and build a translation table
+             from offsets into s to offsets into the translated string.  */
+          size_t *offsets = (size_t *) malloc (n * sizeof (size_t));
+
+          if (offsets != NULL)
+            {
+              uint8_t *t;
+              size_t m;
+
+              t = u8_conv_from_encoding (encoding, iconveh_question_mark,
+                                         s, n, offsets, NULL, &m);
+              if (t != NULL)
+                {
+                  char *q = (char *) (m > 0 ? malloc (m) : NULL);
+
+                  if (m == 0 || q != NULL)
+                    {
+                      size_t i;
+
+                      /* Determine the possible line breaks of the UTF-8
+                         string.  */
+                      u8_possible_linebreaks (t, m, encoding, q);
+
+                      /* Translate the result back to the original string.  */
+                      memset (p, UC_BREAK_PROHIBITED, n);
+                      for (i = 0; i < n; i++)
+                        if (offsets[i] != (size_t)(-1))
+                          p[i] = q[offsets[i]];
+
+                      free (q);
+                      free (t);
+                      free (offsets);
+                      return;
+                    }
+                  free (t);
+                }
+              free (offsets);
+            }
+
+          /* Impossible to convert.  */
 #if C_CTYPE_ASCII
-	  if (is_all_ascii (s, n))
-	    {
-	      /* ASCII is a subset of UTF-8.  */
-	      u8_possible_linebreaks ((const uint8_t *) s, n, encoding, p);
-	      return;
-	    }
+          if (is_all_ascii (s, n))
+            {
+              /* ASCII is a subset of UTF-8.  */
+              u8_possible_linebreaks ((const uint8_t *) s, n, encoding, p);
+              return;
+            }
 #endif
-	  /* We have a non-ASCII string and cannot convert it.
-	     Don't produce line breaks except those already present in the
-	     input string.  All we assume here is that the encoding is
-	     minimally ASCII compatible.  */
-	  {
-	    const char *s_end = s + n;
-	    while (s < s_end)
-	      {
-		*p = (*s == '\n' ? UC_BREAK_MANDATORY : UC_BREAK_PROHIBITED);
-		s++;
-		p++;
-	      }
-	  }
-	}
+          /* We have a non-ASCII string and cannot convert it.
+             Don't produce line breaks except those already present in the
+             input string.  All we assume here is that the encoding is
+             minimally ASCII compatible.  */
+          {
+            const char *s_end = s + n;
+            while (s < s_end)
+              {
+                *p = (*s == '\n' ? UC_BREAK_MANDATORY : UC_BREAK_PROHIBITED);
+                s++;
+                p++;
+              }
+          }
+        }
     }
 }
 
@@ -136,28 +136,28 @@ read_file (FILE *stream)
   while (! feof (stream))
     {
       if (size + BUFSIZE > alloc)
-	{
-	  alloc = alloc + alloc / 2;
-	  if (alloc < size + BUFSIZE)
-	    alloc = size + BUFSIZE;
-	  buf = realloc (buf, alloc);
-	  if (buf == NULL)
-	    {
-	      fprintf (stderr, "out of memory\n");
-	      exit (1);
-	    }
-	}
+        {
+          alloc = alloc + alloc / 2;
+          if (alloc < size + BUFSIZE)
+            alloc = size + BUFSIZE;
+          buf = realloc (buf, alloc);
+          if (buf == NULL)
+            {
+              fprintf (stderr, "out of memory\n");
+              exit (1);
+            }
+        }
       count = fread (buf + size, 1, BUFSIZE, stream);
       if (count == 0)
-	{
-	  if (ferror (stream))
-	    {
-	      perror ("fread");
-	      exit (1);
-	    }
-	}
+        {
+          if (ferror (stream))
+            {
+              perror ("fread");
+              exit (1);
+            }
+        }
       else
-	size += count;
+        size += count;
     }
   buf = realloc (buf, size + 1);
   if (buf == NULL)
@@ -185,21 +185,21 @@ main (int argc, char * argv[])
       ulc_possible_linebreaks (input, length, locale_charset (), breaks);
 
       for (i = 0; i < length; i++)
-	{
-	  switch (breaks[i])
-	    {
-	    case UC_BREAK_POSSIBLE:
-	      putc ('|', stdout);
-	      break;
-	    case UC_BREAK_MANDATORY:
-	      break;
-	    case UC_BREAK_PROHIBITED:
-	      break;
-	    default:
-	      abort ();
-	    }
-	  putc (input[i], stdout);
-	}
+        {
+          switch (breaks[i])
+            {
+            case UC_BREAK_POSSIBLE:
+              putc ('|', stdout);
+              break;
+            case UC_BREAK_MANDATORY:
+              break;
+            case UC_BREAK_PROHIBITED:
+              break;
+            default:
+              abort ();
+            }
+          putc (input[i], stdout);
+        }
 
       free (breaks);
 
diff --git a/lib/unilbrk/ulc-width-linebreaks.c b/lib/unilbrk/ulc-width-linebreaks.c
index 3b091bf2..16b38816 100644
--- a/lib/unilbrk/ulc-width-linebreaks.c
+++ b/lib/unilbrk/ulc-width-linebreaks.c
@@ -1,5 +1,5 @@
 /* Line breaking of strings.
-   Copyright (C) 2001-2003, 2006-2009 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006-2010 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify it
@@ -42,94 +42,94 @@
 
 int
 ulc_width_linebreaks (const char *s, size_t n,
-		      int width, int start_column, int at_end_columns,
-		      const char *o, const char *encoding,
-		      char *p)
+                      int width, int start_column, int at_end_columns,
+                      const char *o, const char *encoding,
+                      char *p)
 {
   if (n > 0)
     {
       if (is_utf8_encoding (encoding))
-	return u8_width_linebreaks ((const uint8_t *) s, n, width, start_column, at_end_columns, o, encoding, p);
+        return u8_width_linebreaks ((const uint8_t *) s, n, width, start_column, at_end_columns, o, encoding, p);
       else
-	{
-	  /* Convert the string to UTF-8 and build a translation table
-	     from offsets into s to offsets into the translated string.  */
-	  size_t *offsets = (size_t *) malloc (n * sizeof (size_t));
-
-	  if (offsets != NULL)
-	    {
-	      uint8_t *t;
-	      size_t m;
-
-	      t = u8_conv_from_encoding (encoding, iconveh_question_mark,
-					 s, n, offsets, NULL, &m);
-	      if (t != NULL)
-		{
-		  char *memory =
-		    (char *) (m > 0 ? malloc (m + (o != NULL ? m : 0)) : NULL);
-
-		  if (m == 0 || memory != NULL)
-		    {
-		      char *q = (char *) memory;
-		      char *o8 = (o != NULL ? (char *) (q + m) : NULL);
-		      int res_column;
-		      size_t i;
-
-		      /* Translate the overrides to the UTF-8 string.  */
-		      if (o != NULL)
-			{
-			  memset (o8, UC_BREAK_UNDEFINED, m);
-			  for (i = 0; i < n; i++)
-			    if (offsets[i] != (size_t)(-1))
-			      o8[offsets[i]] = o[i];
-			}
-
-		      /* Determine the line breaks of the UTF-8 string.  */
-		      res_column =
-			u8_width_linebreaks (t, m, width, start_column, at_end_columns, o8, encoding, q);
-
-		      /* Translate the result back to the original string.  */
-		      memset (p, UC_BREAK_PROHIBITED, n);
-		      for (i = 0; i < n; i++)
-			if (offsets[i] != (size_t)(-1))
-			  p[i] = q[offsets[i]];
-
-		      free (memory);
-		      free (t);
-		      free (offsets);
-		      return res_column;
-		    }
-		  free (t);
-		}
-	      free (offsets);
-	    }
-	  /* Impossible to convert.  */
+        {
+          /* Convert the string to UTF-8 and build a translation table
+             from offsets into s to offsets into the translated string.  */
+          size_t *offsets = (size_t *) malloc (n * sizeof (size_t));
+
+          if (offsets != NULL)
+            {
+              uint8_t *t;
+              size_t m;
+
+              t = u8_conv_from_encoding (encoding, iconveh_question_mark,
+                                         s, n, offsets, NULL, &m);
+              if (t != NULL)
+                {
+                  char *memory =
+                    (char *) (m > 0 ? malloc (m + (o != NULL ? m : 0)) : NULL);
+
+                  if (m == 0 || memory != NULL)
+                    {
+                      char *q = (char *) memory;
+                      char *o8 = (o != NULL ? (char *) (q + m) : NULL);
+                      int res_column;
+                      size_t i;
+
+                      /* Translate the overrides to the UTF-8 string.  */
+                      if (o != NULL)
+                        {
+                          memset (o8, UC_BREAK_UNDEFINED, m);
+                          for (i = 0; i < n; i++)
+                            if (offsets[i] != (size_t)(-1))
+                              o8[offsets[i]] = o[i];
+                        }
+
+                      /* Determine the line breaks of the UTF-8 string.  */
+                      res_column =
+                        u8_width_linebreaks (t, m, width, start_column, at_end_columns, o8, encoding, q);
+
+                      /* Translate the result back to the original string.  */
+                      memset (p, UC_BREAK_PROHIBITED, n);
+                      for (i = 0; i < n; i++)
+                        if (offsets[i] != (size_t)(-1))
+                          p[i] = q[offsets[i]];
+
+                      free (memory);
+                      free (t);
+                      free (offsets);
+                      return res_column;
+                    }
+                  free (t);
+                }
+              free (offsets);
+            }
+          /* Impossible to convert.  */
 #if C_CTYPE_ASCII
-	  if (is_all_ascii (s, n))
-	    {
-	      /* ASCII is a subset of UTF-8.  */
-	      return u8_width_linebreaks ((const uint8_t *) s, n, width, start_column, at_end_columns, o, encoding, p);
-	    }
+          if (is_all_ascii (s, n))
+            {
+              /* ASCII is a subset of UTF-8.  */
+              return u8_width_linebreaks ((const uint8_t *) s, n, width, start_column, at_end_columns, o, encoding, p);
+            }
 #endif
-	  /* We have a non-ASCII string and cannot convert it.
-	     Don't produce line breaks except those already present in the
-	     input string.  All we assume here is that the encoding is
-	     minimally ASCII compatible.  */
-	  {
-	    const char *s_end = s + n;
-	    while (s < s_end)
-	      {
-		*p = ((o != NULL && *o == UC_BREAK_MANDATORY) || *s == '\n'
-		      ? UC_BREAK_MANDATORY
-		      : UC_BREAK_PROHIBITED);
-		s++;
-		p++;
-		if (o != NULL)
-		  o++;
-	      }
-	    /* We cannot compute widths in this case.  */
-	  }
-	}
+          /* We have a non-ASCII string and cannot convert it.
+             Don't produce line breaks except those already present in the
+             input string.  All we assume here is that the encoding is
+             minimally ASCII compatible.  */
+          {
+            const char *s_end = s + n;
+            while (s < s_end)
+              {
+                *p = ((o != NULL && *o == UC_BREAK_MANDATORY) || *s == '\n'
+                      ? UC_BREAK_MANDATORY
+                      : UC_BREAK_PROHIBITED);
+                s++;
+                p++;
+                if (o != NULL)
+                  o++;
+              }
+            /* We cannot compute widths in this case.  */
+          }
+        }
     }
   return start_column;
 }
@@ -154,28 +154,28 @@ read_file (FILE *stream)
   while (! feof (stream))
     {
       if (size + BUFSIZE > alloc)
-	{
-	  alloc = alloc + alloc / 2;
-	  if (alloc < size + BUFSIZE)
-	    alloc = size + BUFSIZE;
-	  buf = realloc (buf, alloc);
-	  if (buf == NULL)
-	    {
-	      fprintf (stderr, "out of memory\n");
-	      exit (1);
-	    }
-	}
+        {
+          alloc = alloc + alloc / 2;
+          if (alloc < size + BUFSIZE)
+            alloc = size + BUFSIZE;
+          buf = realloc (buf, alloc);
+          if (buf == NULL)
+            {
+              fprintf (stderr, "out of memory\n");
+              exit (1);
+            }
+        }
       count = fread (buf + size, 1, BUFSIZE, stream);
       if (count == 0)
-	{
-	  if (ferror (stream))
-	    {
-	      perror ("fread");
-	      exit (1);
-	    }
-	}
+        {
+          if (ferror (stream))
+            {
+              perror ("fread");
+              exit (1);
+            }
+        }
       else
-	size += count;
+        size += count;
     }
   buf = realloc (buf, size + 1);
   if (buf == NULL)
@@ -204,21 +204,21 @@ main (int argc, char * argv[])
       ulc_width_linebreaks (input, length, width, 0, 0, NULL, locale_charset (), breaks);
 
       for (i = 0; i < length; i++)
-	{
-	  switch (breaks[i])
-	    {
-	    case UC_BREAK_POSSIBLE:
-	      putc ('\n', stdout);
-	      break;
-	    case UC_BREAK_MANDATORY:
-	      break;
-	    case UC_BREAK_PROHIBITED:
-	      break;
-	    default:
-	      abort ();
-	    }
-	  putc (input[i], stdout);
-	}
+        {
+          switch (breaks[i])
+            {
+            case UC_BREAK_POSSIBLE:
+              putc ('\n', stdout);
+              break;
+            case UC_BREAK_MANDATORY:
+              break;
+            case UC_BREAK_PROHIBITED:
+              break;
+            default:
+              abort ();
+            }
+          putc (input[i], stdout);
+        }
 
       free (breaks);