maint: indent with spaces, not TABs, and add a rule to check this

[pspp] / lib / parse-datetime.y

diff --git a/lib/parse-datetime.y b/lib/parse-datetime.y
index f22c754e0fdcde3eede5162418fa37828d9566fa..23a9a4159a3d7ec47d8a8935a27abf8fc2194763 100644 (file)
--- a/lib/parse-datetime.y
+++ b/lib/parse-datetime.y
@@ -1,8 +1,7 @@
 %{
 /* Parse a string into an internal time stamp.
 
-   Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
-   2010 Free Software Foundation, Inc.
+   Copyright (C) 1999-2000, 2002-2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -50,7 +49,7 @@
 #define YYMAXDEPTH 20
 #define YYINITDEPTH YYMAXDEPTH
 
-/* Since the code of getdate.y is not included in the Emacs executable
+/* Since the code of parse-datetime.y is not included in the Emacs executable
    itself, there is no need to #define static in this file.  Even if
    the code were included in the Emacs executable, it probably
    wouldn't do any harm to #undef it here; this will only cause
@@ -68,6 +67,14 @@
 
 #include "xalloc.h"
 
+/* Bison's skeleton tests _STDLIB_H, while some stdlib.h headers
+   use _STDLIB_H_ as witness.  Map the latter to the one bison uses.  */
+/* FIXME: this is temporary.  Remove when we have a mechanism to ensure
+   that the version we're using is fixed, too.  */
+#ifdef _STDLIB_H_
+# undef _STDLIB_H
+# define _STDLIB_H 1
+#endif
 
 /* ISDIGIT differs from isdigit, as follows:
    - Its arg may be any int or unsigned int; it need not be an unsigned char
@@ -712,7 +719,7 @@ static table const universal_time_zone_table[] =
 /* The time zone table.  This table is necessarily incomplete, as time
    zone abbreviations are ambiguous; e.g. Australians interpret "EST"
    as Eastern time in Australia, not as US Eastern Standard Time.
-   You cannot rely on getdate to handle arbitrary time zone
+   You cannot rely on parse_datetime to handle arbitrary time zone
    abbreviations; use numeric abbreviations like `-0500' instead.  */
 static table const time_zone_table[] =
 {
@@ -1112,7 +1119,7 @@ yylex (YYSTYPE *lvalp, parser_control *pc)
 
           do
             {
-              if (p < buff + sizeof buff - 1)
+              if (p - buff < sizeof buff - 1)
                 *p++ = c;
               c = *++pc->input;
             }