b4_args is more general than only C++.

[bison.git] / src / scan-skel.l

diff --git a/src/scan-skel.l b/src/scan-skel.l
index 963478b242705d53e1e98bb35c1fabdd099c41b9..b315951cacb85e936dcd40ab3e1801b8e880c9a9 100644 (file)
--- a/src/scan-skel.l
+++ b/src/scan-skel.l
@@ -1,6 +1,6 @@
 /* Scan Bison Skeletons.                                       -*- C -*-
 
 /* Scan Bison Skeletons.                                       -*- C -*-
 

-   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software
+   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software

    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.


@@ -28,16 +28,16 @@
 #define skel_wrap() 1
 
 #define FLEX_PREFIX(Id) skel_ ## Id
 #define skel_wrap() 1
 
 #define FLEX_PREFIX(Id) skel_ ## Id

-#include "flex-scanner.h"
+#include <src/flex-scanner.h>

 
 #include <dirname.h>
 #include <error.h>
 #include <quotearg.h>
 
 
 #include <dirname.h>
 #include <error.h>
 #include <quotearg.h>
 

-#include "complain.h"
-#include "getargs.h"
-#include "files.h"
-#include "scan-skel.h"
+#include <src/complain.h>
+#include <src/getargs.h>
+#include <src/files.h>
+#include <src/scan-skel.h>

 
 #define YY_DECL static int skel_lex (void)
 YY_DECL;
 
 #define YY_DECL static int skel_lex (void)
 YY_DECL;


@@ -70,9 +70,11 @@ static void fail_for_invalid_at (char const *at);
   char *at_directive_argv[AT_DIRECTIVE_ARGC_MAX];
 %}
 
   char *at_directive_argv[AT_DIRECTIVE_ARGC_MAX];
 %}
 

-"@@"      fputc ('@', yyout);
-"@{"      fputc ('[', yyout);
-"@}"      fputc (']', yyout);
+"@@" fputc ('@', yyout);
+"@{" fputc ('[', yyout);
+"@}" fputc (']', yyout);
+"@`" /* Emtpy.  Used by b4_cat in ../data/bison.m4.  */
+@\n  /* Likewise.  */

 
 "@oline@"  fprintf (yyout, "%d", out_lineno + 1);
 "@ofile@"  QPUTS (outname);
 
 "@oline@"  fprintf (yyout, "%d", out_lineno + 1);
 "@ofile@"  QPUTS (outname);


@@ -87,7 +89,7 @@ static void fail_for_invalid_at (char const *at);
 }
 
   /* This pattern must not match more than the previous @ patterns. */
 }
 
   /* This pattern must not match more than the previous @ patterns. */

-@[^@{}(\n]* fail_for_invalid_at (yytext);
+@[^@{}`(\n]* fail_for_invalid_at (yytext);

 \n        out_lineno++; ECHO;
 [^@\n]+           ECHO;
 
 \n        out_lineno++; ECHO;
 [^@\n]+           ECHO;
 


@@ -108,6 +110,7 @@ static void fail_for_invalid_at (char const *at);
   "@}" { obstack_1grow (&obstack_for_string, ']'); }
   "@`" /* Emtpy.  Useful for starting an argument
           that begins with whitespace. */
   "@}" { obstack_1grow (&obstack_for_string, ']'); }
   "@`" /* Emtpy.  Useful for starting an argument
           that begins with whitespace. */

+  @\n  /* Empty.  */

 
   @[,)] {
     if (at_directive_argc >= AT_DIRECTIVE_ARGC_MAX)
 
   @[,)] {
     if (at_directive_argc >= AT_DIRECTIVE_ARGC_MAX)