Call forget_cached_source_info to clear the stale source cache

[deliverable/binutils-gdb.git] / gdb / language.h

diff --git a/gdb/language.h b/gdb/language.h
index d56ec2002086b4ce833130ab550e7b2b1cd8cba4..aa19f8ee9b4b97199eacdc38d7bbba3f69a8277f 100644 (file)
--- a/gdb/language.h
+++ b/gdb/language.h
@@ -24,7 +24,7 @@
 #define LANGUAGE_H 1
 
 #include "symtab.h"
-#include "common/function-view.h"
+#include "gdbsupport/function-view.h"
 #include "expression.h"
 
 /* Forward decls for prototypes.  */
@@ -38,6 +38,7 @@ struct lang_varobj_ops;
 struct parser_state;
 class compile_instance;
 struct completion_match_for_lcd;
+class innermost_block_tracker;
 
 #define MAX_FORTRAN_DIMS  7    /* Maximum number of F77 array dims.  */
 
@@ -176,9 +177,12 @@ struct language_defn
        la_parser, perform any remaining processing necessary to complete
        its translation.  *EXPP may change; la_post_parser is responsible 
        for releasing its previous contents, if necessary.  If 
-       VOID_CONTEXT_P, then no value is expected from the expression.  */
+       VOID_CONTEXT_P, then no value is expected from the expression.
+       If COMPLETING is non-zero, then the expression has been parsed
+       for completion, not evaluation.  */
 
-    void (*la_post_parser) (expression_up *expp, int void_context_p);
+    void (*la_post_parser) (expression_up *expp, int void_context_p,
+                           int completing, innermost_block_tracker *tracker);
 
     void (*la_printchar) (int ch, struct type *chtype,
                          struct ui_file * stream);
@@ -403,7 +407,7 @@ struct language_defn
        This field may not be NULL.  If the language does not need any
        special processing here, 'iterate_over_symbols' should be
        used as the definition.  */
-    void (*la_iterate_over_symbols)
+    bool (*la_iterate_over_symbols)
       (const struct block *block, const lookup_name_info &name,
        domain_enum domain,
        gdb::function_view<symbol_found_callback_ftype> callback);
@@ -446,15 +450,16 @@ struct language_defn
                                       const struct block *expr_block,
                                       CORE_ADDR expr_pc);
 
-    /* Add fields above this point, so the magic number is always last.  */
-    /* Magic number for compat checking.  */
+    /* Return true if TYPE is a string type.  */
+    bool (*la_is_string_type_p) (struct type *type);
 
-    long la_magic;
+    /* This string is used by the 'set print max-depth' setting.  When GDB
+       replaces a struct or union (during value printing) that is "too
+       deep" this string is displayed instead.  */
+    const char *la_struct_too_deep_ellipsis;
 
   };
 
-#define LANG_MAGIC     910823L
-
 /* Pointer to the language_defn for our current language.  This pointer
    always points to *some* valid struct; it can be used without checking
    it for validity.
@@ -478,6 +483,11 @@ extern const struct language_defn *current_language;
 
 extern const struct language_defn *expected_language;
 
+/* Warning issued when current_language and the language of the current
+   frame do not match.  */
+
+extern const char lang_frame_mismatch_warn[];
+
 /* language_mode == 
    language_mode_auto:   current_language automatically set upon selection
    of scope (e.g. stack frame)
@@ -573,6 +583,10 @@ extern enum language set_language (enum language);
 
 extern int pointer_type (struct type *);
 
+/* Return true if TYPE is a string type, otherwise return false.  This
+   default implementation only detects TYPE_CODE_STRING.  */
+extern bool default_is_string_type_p (struct type *type);
+
 /* Error messages */
 
 extern void range_error (const char *, ...) ATTRIBUTE_PRINTF (1, 2);