[SCM] archer-cpparser-branch: Initial check-in of new parser infrastructure, which means it doesn't do anything at all...

[SCM] archer-cpparser-branch: Initial check-in of new parser infrastructure, which means it doesn't do anything at all...

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       via  b294ce655bcdd978843343018950868037e17497 (commit)
      from  6a5e91e5fad1b8e575f3127597fda514d2c1bc6b (commit)

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- Log -----------------------------------------------------------------
commit b294ce655bcdd978843343018950868037e17497
Author: keiths <keiths@redhat.com>
Date:   Thu May 13 13:49:59 2010 -0700

    Initial check-in of new parser infrastructure, which means it doesn't do
    anything at all...

-----------------------------------------------------------------------

Summary of changes:
 gdb/Makefile.in |    4 ++--
 gdb/c-exp.y     |    6 +++---
 gdb/c-lang.c    |   47 +++++++++++++++++++++++++++++++++++++++++++----
 gdb/c-lang.h    |    7 +++++++
 gdb/cparser.c   |   14 ++++++++++++++
 gdb/d-lang.c    |    4 ++--
 6 files changed, 71 insertions(+), 11 deletions(-)
 create mode 100644 gdb/cparser.c

First 500 lines of diff:
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 754671f..f4d1c5e 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -656,7 +656,7 @@ SFILES = ada-exp.y ada-lang.c ada-typeprint.c ada-valprint.c ada-tasks.c \
 	bcache.c \
 	bfd-target.c \
 	block.c blockframe.c breakpoint.c buildsym.c \
-	c-exp.y c-lang.c c-typeprint.c c-valprint.c \
+	c-exp.y cparser.c c-lang.c c-typeprint.c c-valprint.c \
 	charset.c cli-out.c coffread.c coff-pe-read.c \
 	complaints.c completer.c corefile.c \
 	cp-abi.c cp-support.c cp-namespace.c cp-valprint.c \
@@ -834,7 +834,7 @@ COMMON_OBS = $(DEPFILES) $(CONFIG_OBS) $(YYOBJ) \
 	dbxread.o coffread.o coff-pe-read.o \
 	dwarf2read.o mipsread.o stabsread.o corefile.o \
 	dwarf2expr.o dwarf2loc.o dwarf2-frame.o \
-	ada-lang.o c-lang.o d-lang.o f-lang.o objc-lang.o \
+	ada-lang.o cparser.o c-lang.o d-lang.o f-lang.o objc-lang.o \
 	ada-tasks.o \
 	ui-out.o cli-out.o \
 	varobj.o vec.o wrapper.o \
diff --git a/gdb/c-exp.y b/gdb/c-exp.y
index 4db4103..5fca2fe 100644
--- a/gdb/c-exp.y
+++ b/gdb/c-exp.y
@@ -67,7 +67,7 @@
 #define	yymaxdepth c_maxdepth
 #define	yyparse	c_parse_internal
 #define	yylex	c_lex
-#define	yyerror	c_error
+#define	yyerror	c_old_error
 #define	yylval	c_lval
 #define	yychar	c_char
 #define	yydebug	c_debug
@@ -1286,7 +1286,7 @@ operator_stoken (const char *op)
   strcpy (st.ptr, operator_string);
   strcat (st.ptr, op);
 
-  /* The toplevel (c_parse) will free the memory allocated here.  */
+  /* The toplevel (c_old_parse) will free the memory allocated here.  */
   make_cleanup (free, st.ptr);
   return st;
 };
@@ -2570,7 +2570,7 @@ yylex (void)
 }
 
 int
-c_parse (void)
+c_old_parse (void)
 {
   int result;
   struct cleanup *back_to = make_cleanup (free_current_contents,
diff --git a/gdb/c-lang.c b/gdb/c-lang.c
index 305c549..288805e 100644
--- a/gdb/c-lang.c
+++ b/gdb/c-lang.c
@@ -1145,6 +1145,44 @@ const struct exp_descriptor exp_descriptor_c =
   evaluate_subexp_c
 };
 
+const struct language_defn c_old_language_defn =
+{
+  "c",				/* Language name */
+  language_c,
+  range_check_off,
+  type_check_off,
+  case_sensitive_on,
+  array_row_major,
+  macro_expansion_c,
+  &exp_descriptor_c,
+  c_old_parse,
+  c_old_error,
+  null_post_parser,
+  c_printchar,			/* Print a character constant */
+  c_printstr,			/* Function to print string constant */
+  c_emit_char,			/* Print a single char */
+  c_print_type,			/* Print a type using appropriate syntax */
+  c_print_typedef,		/* Print a typedef using appropriate syntax */
+  c_val_print,			/* Print a value using appropriate syntax */
+  c_value_print,		/* Print a top-level value */
+  NULL,				/* Language specific skip_trampoline */
+  NULL,				/* name_of_this */
+  basic_lookup_symbol_nonlocal,	/* lookup_symbol_nonlocal */
+  basic_lookup_transparent_type,/* lookup_transparent_type */
+  NULL,				/* Language specific symbol demangler */
+  NULL,				/* Language specific class_name_from_physname */
+  c_op_print_tab,		/* expression operators for printing */
+  1,				/* c-style arrays */
+  0,				/* String lower bound */
+  default_word_break_characters,
+  default_make_symbol_completion_list,
+  c_language_arch_info,
+  default_print_array_index,
+  default_pass_by_reference,
+  c_get_string,
+  LANG_MAGIC
+};
+
 const struct language_defn c_language_defn =
 {
   "c",				/* Language name */
@@ -1312,8 +1350,8 @@ const struct language_defn asm_language_defn =
   array_row_major,
   macro_expansion_c,
   &exp_descriptor_c,
-  c_parse,
-  c_error,
+  c_old_parse,
+  c_old_error,
   null_post_parser,
   c_printchar,			/* Print a character constant */
   c_printstr,			/* Function to print string constant */
@@ -1355,8 +1393,8 @@ const struct language_defn minimal_language_defn =
   array_row_major,
   macro_expansion_c,
   &exp_descriptor_c,
-  c_parse,
-  c_error,
+  c_old_parse,
+  c_old_error,
   null_post_parser,
   c_printchar,			/* Print a character constant */
   c_printstr,			/* Function to print string constant */
@@ -1387,6 +1425,7 @@ void
 _initialize_c_language (void)
 {
   add_language (&c_language_defn);
+  add_language (&c_old_language_defn);
   add_language (&cplus_language_defn);
   add_language (&asm_language_defn);
   add_language (&minimal_language_defn);
diff --git a/gdb/c-lang.h b/gdb/c-lang.h
index c2cdd56..7bb4668 100644
--- a/gdb/c-lang.h
+++ b/gdb/c-lang.h
@@ -56,6 +56,13 @@ enum c_string_type
 
 /* Defined in c-exp.y.  */
 
+extern int c_old_parse (void);
+
+extern void c_old_error (char *);
+
+extern int c_parse_escape (char **, struct obstack *);
+
+/* Defined in cparser.c.  */
 extern int c_parse (void);
 
 extern void c_error (char *);
diff --git a/gdb/cparser.c b/gdb/cparser.c
new file mode 100644
index 0000000..1a18007
--- /dev/null
+++ b/gdb/cparser.c
@@ -0,0 +1,14 @@
+#include "defs.h"
+
+int
+c_parse (void)
+{
+  return 0;
+}
+
+void
+c_error (char *msg)
+{
+  char *lexptr = "unknown";
+  error ("A %s in expression, near %s'.", (msg ? msg : "error"), lexptr);
+}
diff --git a/gdb/d-lang.c b/gdb/d-lang.c
index 6db521b..4fc31b5 100644
--- a/gdb/d-lang.c
+++ b/gdb/d-lang.c
@@ -243,8 +243,8 @@ static const struct language_defn d_language_defn =
   array_row_major,
   macro_expansion_c,
   &exp_descriptor_c,
-  c_parse,
-  c_error,
+  c_old_parse,
+  c_old_error,
   null_post_parser,
   c_printchar,			/* Print a character constant.  */
   c_printstr,			/* Function to print string constant.  */


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