/* CPP Library.
Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
- 2009 Free Software Foundation, Inc.
+ 2009, 2010 Free Software Foundation, Inc.
Contributed by Per Bothner, 1994-95.
Based on CCCP program by Paul Rubin, June 1986
Adapted to ANSI C, Richard Stallman, Jan 1987
#include "localedir.h"
static void init_library (void);
-static void mark_named_operators (cpp_reader *);
+static void mark_named_operators (cpp_reader *, int);
static void read_original_filename (cpp_reader *);
static void read_original_directory (cpp_reader *);
static void post_options (cpp_reader *);
{ /* c99 c++ xnum xid std // digr ulit */
/* GNUC89 */ { 0, 0, 1, 0, 0, 1, 1, 0 },
/* GNUC99 */ { 1, 0, 1, 0, 0, 1, 1, 1 },
+ /* GNUC1X */ { 1, 0, 1, 0, 0, 1, 1, 1 },
/* STDC89 */ { 0, 0, 0, 0, 1, 0, 0, 0 },
/* STDC94 */ { 0, 0, 0, 0, 1, 0, 1, 0 },
/* STDC99 */ { 1, 0, 1, 0, 1, 1, 1, 0 },
+ /* STDC1X */ { 1, 0, 1, 0, 1, 1, 1, 0 },
/* GNUCXX */ { 0, 1, 1, 0, 0, 1, 1, 0 },
/* CXX98 */ { 0, 1, 1, 0, 1, 1, 1, 0 },
/* GNUCXX0X */ { 1, 1, 1, 0, 0, 1, 1, 1 },
CPP_OPTION (pfile, warn_multichar) = 1;
CPP_OPTION (pfile, discard_comments) = 1;
CPP_OPTION (pfile, discard_comments_in_macro_exp) = 1;
- CPP_OPTION (pfile, show_column) = 1;
CPP_OPTION (pfile, tabstop) = 8;
CPP_OPTION (pfile, operator_names) = 1;
CPP_OPTION (pfile, warn_trigraphs) = 2;
CPP_OPTION (pfile, warn_endif_labels) = 1;
- CPP_OPTION (pfile, warn_deprecated) = 1;
- CPP_OPTION (pfile, warn_long_long) = 0;
+ CPP_OPTION (pfile, cpp_warn_deprecated) = 1;
+ CPP_OPTION (pfile, cpp_warn_long_long) = 0;
CPP_OPTION (pfile, dollars_in_ident) = 1;
CPP_OPTION (pfile, warn_dollars) = 1;
CPP_OPTION (pfile, warn_variadic_macros) = 1;
pfile->a_buff = _cpp_get_buff (pfile, 0);
pfile->u_buff = _cpp_get_buff (pfile, 0);
+ /* Initialize table for push_macro/pop_macro. */
+ pfile->pushed_macros = 0;
+
/* The expression parser stack. */
_cpp_expand_op_stack (pfile);
cpp_destroy (cpp_reader *pfile)
{
cpp_context *context, *contextn;
+ struct def_pragma_macro *pmacro;
tokenrun *run, *runn;
int i;
free (pfile->comments.entries);
}
+ if (pfile->pushed_macros)
+ {
+ do
+ {
+ pmacro = pfile->pushed_macros;
+ pfile->pushed_macros = pmacro->next;
+ free (pmacro->name);
+ free (pmacro);
+ }
+ while (pfile->pushed_macros);
+ }
free (pfile);
}
"builtin" macros: these are handled by builtin_macro() in
macro.c. Builtin is somewhat of a misnomer -- the property of
interest is that these macros require special code to compute their
- expansions. The value is a "builtin_type" enumerator.
+ expansions. The value is a "cpp_builtin_type" enumerator.
operator_array holds the C++ named operators. These are keywords
which act as aliases for punctuators. In C++, they cannot be
/* Mark the C++ named operators in the hash table. */
static void
-mark_named_operators (cpp_reader *pfile)
+mark_named_operators (cpp_reader *pfile, int flags)
{
const struct builtin_operator *b;
b++)
{
cpp_hashnode *hp = cpp_lookup (pfile, b->name, b->len);
- hp->flags |= NODE_OPERATOR;
+ hp->flags |= flags;
hp->is_directive = 0;
hp->directive_index = b->value;
}
if (b->always_warn_if_redefined
|| CPP_OPTION (pfile, warn_builtin_macro_redefined))
hp->flags |= NODE_WARN;
- hp->value.builtin = (enum builtin_type) b->value;
+ hp->value.builtin = (enum cpp_builtin_type) b->value;
}
}
_cpp_define_builtin (pfile, "__ASSEMBLER__ 1");
else if (CPP_OPTION (pfile, lang) == CLK_STDC94)
_cpp_define_builtin (pfile, "__STDC_VERSION__ 199409L");
+ else if (CPP_OPTION (pfile, lang) == CLK_STDC1X
+ || CPP_OPTION (pfile, lang) == CLK_GNUC1X)
+ _cpp_define_builtin (pfile, "__STDC_VERSION__ 201000L");
else if (CPP_OPTION (pfile, c99))
_cpp_define_builtin (pfile, "__STDC_VERSION__ 199901L");
void
cpp_post_options (cpp_reader *pfile)
{
+ int flags;
+
sanity_checks (pfile);
post_options (pfile);
/* Mark named operators before handling command line macros. */
+ flags = 0;
if (CPP_OPTION (pfile, cplusplus) && CPP_OPTION (pfile, operator_names))
- mark_named_operators (pfile);
+ flags |= NODE_OPERATOR;
+ if (CPP_OPTION (pfile, warn_cxx_operator_names))
+ flags |= NODE_DIAGNOSTIC | NODE_WARN_OPERATOR;
+ if (flags != 0)
+ mark_named_operators (pfile, flags);
}
/* Setup for processing input from the file named FNAME, or stdin if
pfile->state.in_directive = 0;
/* If it's a #line directive, handle it. */
- if (token1->type == CPP_NUMBER)
+ if (token1->type == CPP_NUMBER
+ && _cpp_handle_directive (pfile, token->flags & PREV_WHITE))
{
- _cpp_handle_directive (pfile, token->flags & PREV_WHITE);
read_original_directory (pfile);
return;
}
{
/* -Wtraditional is not useful in C++ mode. */
if (CPP_OPTION (pfile, cplusplus))
- CPP_OPTION (pfile, warn_traditional) = 0;
+ CPP_OPTION (pfile, cpp_warn_traditional) = 0;
/* Permanently disable macro expansion if we are rescanning
preprocessed text. Read preprocesed source in ISO mode. */
{
CPP_OPTION (pfile, cplusplus_comments) = 0;
- /* Traditional CPP does not accurately track column information. */
- CPP_OPTION (pfile, show_column) = 0;
CPP_OPTION (pfile, trigraphs) = 0;
CPP_OPTION (pfile, warn_trigraphs) = 0;
}