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Change current_language to be a macro

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This changes the 'current_language' global to be a macro that wraps a
function call.  This change will let a subsequent patch introduce lazy
language setting.
This commit is contained in:
Tom Tromey 2023-03-28 20:30:01 -06:00
parent 245703b3ce
commit c83a280218
2 changed files with 18 additions and 5 deletions
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16
gdb/language.c
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@ -79,9 +79,17 @@ enum case_sensitivity case_sensitivity = case_sensitive_on;
/* The current language and language_mode (see language.h). */
const struct language_defn *current_language = nullptr;
static const struct language_defn *global_current_language;
enum language_mode language_mode = language_mode_auto;
/* See language.h. */
const struct language_defn *
get_current_language ()
{
return global_current_language;
}
/* The language that the user expects to be typing in (the language
of main(), or the last language we notified them about, or C). */
@ -177,9 +185,9 @@ set_language (const char *language)
/* Found it! Go into manual mode, and use this language. */
language_mode = language_mode_manual;
current_language = lang;
global_current_language = lang;
set_range_case ();
expected_language = current_language;
expected_language = lang;
return;
}
@ -364,7 +372,7 @@ set_range_case (void)
void
set_language (enum language lang)
{
current_language = language_def (lang);
global_current_language = language_def (lang);
set_range_case ();
}

7
gdb/language.h
View File

@ -680,6 +680,11 @@ struct language_defn
(const lookup_name_info &lookup_name) const;
};
/* Return the current language. Normally code just uses the
'current_language' macro. */
extern const struct language_defn *get_current_language ();
/* 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.
@ -696,7 +701,7 @@ struct language_defn
the language of symbol files (e.g. detecting when ".c" files are
C++), it should be a separate setting from the current_language. */
extern const struct language_defn *current_language;
#define current_language (get_current_language ())
/* Pointer to the language_defn expected by the user, e.g. the language
of main(), or the language we last mentioned in a message, or C. */