diff --git a/common.c b/common.c
index a138ae2f1..13ec163c2 100644
--- a/common.c
+++ b/common.c
@@ -1758,3 +1758,45 @@ void bugreport()
 		PACKAGE_BUGREPORT );
 }
 
+
+void sb_format_size( string_buffer_t *sb,
+		     long long sz )
+{
+	wchar_t *sz_name[]=
+		{
+			L"kB", L"MB", L"GB", L"TB", L"PB", L"EB", L"ZB", L"YB", 0
+		}
+	;
+
+	if( sz < 0 )
+	{
+		sb_append( sb, L"unknown" );
+	}
+	else if( sz < 1 )
+	{
+		sb_append( sb, _( L"empty" ) );
+	}
+	else if( sz < 1024 )
+	{
+		sb_printf( sb, L"%lldB", sz );
+	}
+	else
+	{
+		int i;
+		
+		for( i=0; sz_name[i]; i++ )
+		{
+			if( sz < (1024*1024) || !sz_name[i+1] )
+			{
+				int isz = sz/1024;
+				if( isz > 9 )
+					sb_printf( sb, L"%d%ls", isz, sz_name[i] );
+				else
+					sb_printf( sb, L"%.1f%ls", (double)sz/1024, sz_name[i] );
+				break;
+			}
+			sz /= 1024;
+			
+		}
+	}		
+}
diff --git a/common.h b/common.h
index 41fc64d59..e12152019 100644
--- a/common.h
+++ b/common.h
@@ -434,5 +434,11 @@ int create_directory( wchar_t *d );
 */
 void bugreport();
 
+/**
+   Format the specified size (in bytes, kilobytes, etc.) into the specified stringbuffer.
+*/
+void sb_format_size( string_buffer_t *sb,
+		     long long sz );
+
 #endif
 
diff --git a/exec.c b/exec.c
index 8347ac80c..5fa8b6152 100644
--- a/exec.c
+++ b/exec.c
@@ -503,7 +503,13 @@ static void launch_process( process_t *p )
 		{
 			size_t sz = 0;
 			char **p;
+
+			string_buffer_t sz1;
+			string_buffer_t sz2;
 			
+			sb_init( &sz1 );
+			sb_init( &sz2 );
+						
 			for(p=argv; *p; p++)
 			{
 				sz += strlen(*p)+1;
@@ -514,18 +520,25 @@ static void launch_process( process_t *p )
 				sz += strlen(*p)+1;
 			}
 			
+			sb_format_size( &sz1, sz );
+			
 #ifdef ARG_MAX
+			sb_format_size( &sz2, ARG_MAX );
+			
 			debug( 0,
-			       L"The total size of the argument and environment lists (%d bytes) exceeds the system limit of %d bytes.",
-			       sz,
-			       ARG_MAX );
+			       L"The total size of the argument and environment lists (%ls) exceeds the system limit of %ls.",
+			       (wchar_t *)sz1.buff,
+			       (wchar_t *)sz2.buff);
 #else
 			debug( 0,
-			       L"The total size of the argument and environment lists (%d bytes) exceeds the system limit.",
-			       sz );
+			       L"The total size of the argument and environment lists (%ls) exceeds the system limit.",
+			       (wchar_t *)sz1.buff);
 #endif
 			debug( 0, 
 			       L"Please try running the command again with fewer arguments.");
+			sb_destroy( &sz1 );
+			sb_destroy( &sz2 );
+			
 			exit(1);
 			
 			break;
diff --git a/wildcard.c b/wildcard.c
index 60d6dd6b8..a2cf09b04 100644
--- a/wildcard.c
+++ b/wildcard.c
@@ -638,10 +638,10 @@ static const wchar_t *file_get_desc( const wchar_t *filename,
    \param is_cmd whether we are performing command completion
 */
 static void wildcard_completion_allocate( array_list_t *list, 
-										  const wchar_t *fullname, 
-										  const wchar_t *completion,
-										  const wchar_t *wc,
-										  int is_cmd )
+					  const wchar_t *fullname, 
+					  const wchar_t *completion,
+					  const wchar_t *wc,
+					  int is_cmd )
 {
 	const wchar_t *desc;
 	struct stat buf, lbuf;
@@ -653,16 +653,7 @@ static void wildcard_completion_allocate( array_list_t *list,
 	int stat_res, lstat_res;
 	int stat_errno=0;
 	
-	/*
-	  This is a long long, not an off_t since we really need to know
-	  exactly how large it is when using *printf() to output it.
-	*/
 	long long sz; 
-	wchar_t *sz_name[]=
-		{
-			L"kB", L"MB", L"GB", L"TB", L"PB", L"EB", L"ZB", L"YB", 0
-		}
-	;
 
 	if( !sb )
 	{
@@ -728,42 +719,10 @@ static void wildcard_completion_allocate( array_list_t *list,
 	else
 	{							
 		sb_append( sb, desc, L", ", (void *)0 );
-		if( sz < 0 )
-		{
-			sb_append( sb, L"unknown" );
-		}
-		else if( sz < 1 )
-		{
-			sb_append( sb, _( L"empty" ) );
-		}
-		else if( sz < 1024 )
-		{
-			sb_printf( sb, L"%lldB", sz );
-		}
-		else
-		{
-			int i;
-			
-			for( i=0; sz_name[i]; i++ )
-			{
-				if( sz < (1024*1024) || !sz_name[i+1] )
-				{
-					int isz = sz/1024;
-					if( isz > 9 )
-						sb_printf( sb, L"%d%ls", isz, sz_name[i] );
-					else
-						sb_printf( sb, L"%.1f%ls", (double)sz/1024, sz_name[i] );
-					
-					break;
-				}
-				sz /= 1024;
-
-			}
-		}		
+		sb_format_size( sb, sz );
 	}
 
 	wildcard_complete( completion, wc, (wchar_t *)sb->buff, 0, list, flags );
-
 	if( free_completion )
 		free( (void *)completion );
 }