Remove trailing whitespaces and change tabs to spaces

1 files changed, 281 insertions, 281 deletions

diff --git a/fish_indent.cpp b/fish_indent.cpp
index 298d52e8..c04e6ded 100644
--- a/fish_indent.cpp
+++ b/fish_indent.cpp
@@ -17,7 +17,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 
 /** \file fish_indent.cpp
-	The fish_indent proegram.
+  The fish_indent proegram.
 */
 
 #include "config.h"
@@ -51,22 +51,22 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  */
 static void read_file( FILE *f, wcstring &b )
 {
-	while( 1 )
-	{
-		errno=0;
-		wint_t c = fgetwc( f );
-		if( c == WEOF )
-		{
-			if( errno )
-			{
-				wperror(L"fgetwc");
-				exit(1);
-			}
-			
-			break;
-		}
-		b.push_back((wchar_t)c);
-	}
+  while( 1 )
+  {
+    errno=0;
+    wint_t c = fgetwc( f );
+    if( c == WEOF )
+    {
+      if( errno )
+      {
+        wperror(L"fgetwc");
+        exit(1);
+      }
+
+      break;
+    }
+    b.push_back((wchar_t)c);
+  }
 }
 
 /**
@@ -76,7 +76,7 @@ static void insert_tabs( wcstring &out, int indent )
 {
     if (indent > 0)
         out.append((size_t)indent, L'\t');
-	
+
 }
 
 /**
@@ -84,175 +84,175 @@ static void insert_tabs( wcstring &out, int indent )
  */
 static int indent( wcstring &out, const wcstring &in, int flags )
 {
-	tokenizer tok;
-	int res=0;
-	int is_command = 1;
-	int indent = 0;
-	int do_indent = 1;
-	int prev_type = 0;
-	int prev_prev_type = 0;
-
-	tok_init( &tok, in.c_str(), TOK_SHOW_COMMENTS );
-	
-	for( ; tok_has_next( &tok ); tok_next( &tok ) )
-	{
-		int type = tok_last_type( &tok );
-		wchar_t *last = tok_last( &tok );
-		
-		switch( type )
-		{
-			case TOK_STRING:
-			{
-				if( is_command )
-				{
-					int next_indent = indent;
-					is_command = 0;
-                    
+  tokenizer tok;
+  int res=0;
+  int is_command = 1;
+  int indent = 0;
+  int do_indent = 1;
+  int prev_type = 0;
+  int prev_prev_type = 0;
+
+  tok_init( &tok, in.c_str(), TOK_SHOW_COMMENTS );
+
+  for( ; tok_has_next( &tok ); tok_next( &tok ) )
+  {
+    int type = tok_last_type( &tok );
+    wchar_t *last = tok_last( &tok );
+
+    switch( type )
+    {
+      case TOK_STRING:
+      {
+        if( is_command )
+        {
+          int next_indent = indent;
+          is_command = 0;
+
                     wcstring unesc = last;
                     unescape_string(unesc, UNESCAPE_SPECIAL);
-					
-					if( parser_keywords_is_block(unesc))
-					{
-						next_indent++;
-					}
-					else if (unesc == L"else")
-					{
-						indent--;
-					}
-					/* case should have the same indent level as switch*/
-					else if (unesc == L"case")
-					{
-						indent--;
-					}
-					else if (unesc == L"end")
-					{
-						indent--;
-						next_indent--;
-					}
-					
-	
-					if( do_indent && flags && prev_type != TOK_PIPE )
-					{
-						insert_tabs( out, indent );
-					}
-					
+
+          if( parser_keywords_is_block(unesc))
+          {
+            next_indent++;
+          }
+          else if (unesc == L"else")
+          {
+            indent--;
+          }
+          /* case should have the same indent level as switch*/
+          else if (unesc == L"case")
+          {
+            indent--;
+          }
+          else if (unesc == L"end")
+          {
+            indent--;
+            next_indent--;
+          }
+
+
+          if( do_indent && flags && prev_type != TOK_PIPE )
+          {
+            insert_tabs( out, indent );
+          }
+
                     append_format(out, L"%ls", last );
-					
-					indent = next_indent;
-					
-				}
-				else
-				{
-					if ( prev_type != TOK_REDIRECT_FD )
-						out.append( L" " );
-					out.append( last );
-				}
-				
-				break;
-			}
-			
-			case TOK_END:
-			{
-				if( prev_type != TOK_END || prev_prev_type != TOK_END ) 
-					out.append( L"\n" );
-				do_indent = 1;
-				is_command = 1;
-				break;
-			}
-
-			case TOK_PIPE:
-			{
-				out.append( L" " );
-				if ( last[0] == '2' && !last[1] ) {
-					out.append( L"^" );
-				} else if ( last[0] != '1' || last[1] ) {
-					out.append( last);
+
+          indent = next_indent;
+
+        }
+        else
+        {
+          if ( prev_type != TOK_REDIRECT_FD )
+            out.append( L" " );
+          out.append( last );
+        }
+
+        break;
+      }
+
+      case TOK_END:
+      {
+        if( prev_type != TOK_END || prev_prev_type != TOK_END )
+          out.append( L"\n" );
+        do_indent = 1;
+        is_command = 1;
+        break;
+      }
+
+      case TOK_PIPE:
+      {
+        out.append( L" " );
+        if ( last[0] == '2' && !last[1] ) {
+          out.append( L"^" );
+        } else if ( last[0] != '1' || last[1] ) {
+          out.append( last);
                     out.append( L">" );
-				}
-				out.append( L" | " );
-				is_command = 1;
-				break;
-			}
-			
-			case TOK_REDIRECT_OUT:
-			{
-				out.append( L" " );
-				if ( wcscmp( last, L"2" ) == 0 ) {
-					out.append( L"^" );
-				} else {
-					if ( wcscmp( last, L"1" ) != 0 )
-				out.append( last );
-						out.append( L"> " );
-				}
-						break;
-			}
-						
-					case TOK_REDIRECT_APPEND:
-			{
-				out.append( L" " );
-				if ( wcscmp( last, L"2" ) == 0 ) {
-					out.append( L"^^" );
-				} else {
-					if ( wcscmp( last, L"1" ) != 0 )
-						out.append( last );
-						out.append( L">> " );
-				}
-						break;
-			}
-						
-					case TOK_REDIRECT_IN:
-			{
-				out.append( L" " );
-				if ( wcscmp( last, L"0" ) != 0 )
-					out.append( last );
-						out.append( L"< " );
-						break;
-			}
-						
-					case TOK_REDIRECT_FD:
-			{
-				out.append( L" " );
-				if ( wcscmp( last, L"1" ) != 0 )
-					out.append( last );
-						out.append( L">& " );
-						break;
-				}
-
-			case TOK_BACKGROUND:
-			{
-				out.append( L"&\n" );
-				do_indent = 1;
-				is_command = 1;
-				break;
-			}
-			
-			case TOK_COMMENT:
-			{
-				if( do_indent && flags)
-				{
-					insert_tabs( out, indent );
-				}
-				
-				append_format( out, L"%ls", last );
-				do_indent = 1;
-				break;				
-			}
-			
-			default:
-			{
-				debug( 0, L"Unknown token '%ls'", last );
-				exit(1);
-			}			
-		}
-		
-		prev_prev_type = prev_type;
-		prev_type = type;
-		
-	}
-	
-	tok_destroy( &tok );
-
-	return res;
+        }
+        out.append( L" | " );
+        is_command = 1;
+        break;
+      }
+
+      case TOK_REDIRECT_OUT:
+      {
+        out.append( L" " );
+        if ( wcscmp( last, L"2" ) == 0 ) {
+          out.append( L"^" );
+        } else {
+          if ( wcscmp( last, L"1" ) != 0 )
+        out.append( last );
+            out.append( L"> " );
+        }
+            break;
+      }
+
+          case TOK_REDIRECT_APPEND:
+      {
+        out.append( L" " );
+        if ( wcscmp( last, L"2" ) == 0 ) {
+          out.append( L"^^" );
+        } else {
+          if ( wcscmp( last, L"1" ) != 0 )
+            out.append( last );
+            out.append( L">> " );
+        }
+            break;
+      }
+
+          case TOK_REDIRECT_IN:
+      {
+        out.append( L" " );
+        if ( wcscmp( last, L"0" ) != 0 )
+          out.append( last );
+            out.append( L"< " );
+            break;
+      }
+
+          case TOK_REDIRECT_FD:
+      {
+        out.append( L" " );
+        if ( wcscmp( last, L"1" ) != 0 )
+          out.append( last );
+            out.append( L">& " );
+            break;
+        }
+
+      case TOK_BACKGROUND:
+      {
+        out.append( L"&\n" );
+        do_indent = 1;
+        is_command = 1;
+        break;
+      }
+
+      case TOK_COMMENT:
+      {
+        if( do_indent && flags)
+        {
+          insert_tabs( out, indent );
+        }
+
+        append_format( out, L"%ls", last );
+        do_indent = 1;
+        break;
+      }
+
+      default:
+      {
+        debug( 0, L"Unknown token '%ls'", last );
+        exit(1);
+      }
+    }
+
+    prev_prev_type = prev_type;
+    prev_type = type;
+
+  }
+
+  tok_destroy( &tok );
+
+  return res;
 }
 
 /**
@@ -267,7 +267,7 @@ static void trim( wcstring &str )
     size_t pos = str.find_first_not_of(L" \n");
     if (pos > 0)
         str.erase(0, pos);
-    
+
     pos = str.find_last_not_of(L" \n");
     if (pos != wcstring::npos && pos + 1 < str.length())
         str.erase(pos + 1);
@@ -278,106 +278,106 @@ static void trim( wcstring &str )
    The main mathod. Run the program.
  */
 int main( int argc, char **argv )
-{	
-	int do_indent=1;
-	set_main_thread();
+{
+  int do_indent=1;
+  set_main_thread();
     setup_fork_guards();
-    
-	wsetlocale( LC_ALL, L"" );
-	program_name=L"fish_indent";
-
-	while( 1 )
-	{
-		static struct option
-			long_options[] =
-			{
-				{
-					"no-indent", no_argument, 0, 'i' 
-				}
-				,
-				{
-					"help", no_argument, 0, 'h' 
-				}
-				,
-				{
-					"version", no_argument, 0, 'v' 
-				}
-				,
-				{ 
-					0, 0, 0, 0 
-				}
-			}
-		;
-		
-		int opt_index = 0;
-		
-		int opt = getopt_long( argc,
-				       argv, 
-				       GETOPT_STRING,
-				       long_options, 
-				       &opt_index );
-		
-		if( opt == -1 )
-			break;
-		
-		switch( opt )
-		{
-			case 0:
-			{
-				break;
-			}
-			
-			case 'h':
-			{
-				print_help( "fish_indent", 1 );
-				exit( 0 );				
-				break;
-			}
-			
-			case 'v':
-			{
-				fwprintf( stderr, 
-						  _(L"%ls, version %s\n"), 
-						  program_name,
-						  PACKAGE_VERSION );
-				exit( 0 );				
-			}
-
-			case 'i':
-			{
-				do_indent = 0;
-				break;
-			}
-			
-			
-			case '?':
-			{
-				exit( 1 );
-			}
-			
-		}		
-	}
+
+  wsetlocale( LC_ALL, L"" );
+  program_name=L"fish_indent";
+
+  while( 1 )
+  {
+    static struct option
+      long_options[] =
+      {
+        {
+          "no-indent", no_argument, 0, 'i'
+        }
+        ,
+        {
+          "help", no_argument, 0, 'h'
+        }
+        ,
+        {
+          "version", no_argument, 0, 'v'
+        }
+        ,
+        {
+          0, 0, 0, 0
+        }
+      }
+    ;
+
+    int opt_index = 0;
+
+    int opt = getopt_long( argc,
+               argv,
+               GETOPT_STRING,
+               long_options,
+               &opt_index );
+
+    if( opt == -1 )
+      break;
+
+    switch( opt )
+    {
+      case 0:
+      {
+        break;
+      }
+
+      case 'h':
+      {
+        print_help( "fish_indent", 1 );
+        exit( 0 );
+        break;
+      }
+
+      case 'v':
+      {
+        fwprintf( stderr,
+              _(L"%ls, version %s\n"),
+              program_name,
+              PACKAGE_VERSION );
+        exit( 0 );
+      }
+
+      case 'i':
+      {
+        do_indent = 0;
+        break;
+      }
+
+
+      case '?':
+      {
+        exit( 1 );
+      }
+
+    }
+  }
 
     wcstring sb_in, sb_out;
-	read_file( stdin, sb_in );
-	
-	wutil_init();
+  read_file( stdin, sb_in );
+
+  wutil_init();
 
-	if( !indent( sb_out, sb_in, do_indent ) )
-	{
+  if( !indent( sb_out, sb_in, do_indent ) )
+  {
         trim(sb_out);
-		fwprintf( stdout, L"%ls", sb_out.c_str() );
-	}
-	else
-	{
-		/*
-		  Indenting failed - print original input
-		*/
-		fwprintf( stdout, L"%ls", sb_in.c_str() );
-	}
-	
-
-	wutil_destroy();
-
-	return 0;
+    fwprintf( stdout, L"%ls", sb_out.c_str() );
+  }
+  else
+  {
+    /*
+      Indenting failed - print original input
+    */
+    fwprintf( stdout, L"%ls", sb_in.c_str() );
+  }
+
+
+  wutil_destroy();
+
+  return 0;
 }