X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Funilbrk%2Fu32-width-linebreaks.c;h=61ec21d19e011ca71633697c56e9b94e649b4d46;hb=b344de996cd51f8a2f2558a3172016b64d99c622;hp=2d36256095f57b16a5bd1d7fe001a680f6a84527;hpb=9abda809d44be61025d67d5980a4e780010c7b5b;p=gnulib.git

diff --git a/lib/unilbrk/u32-width-linebreaks.c b/lib/unilbrk/u32-width-linebreaks.c
index 2d3625609..61ec21d19 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, 2006-2011 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.  */