diff options
Diffstat (limited to 'gdb/macrotab.h')
| -rw-r--r-- | gdb/macrotab.h | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/gdb/macrotab.h b/gdb/macrotab.h index 8316cc375d6..92f165611de 100644 --- a/gdb/macrotab.h +++ b/gdb/macrotab.h @@ -212,6 +212,10 @@ struct macro_source_file *macro_include (struct macro_source_file *source, int line, const char *included); +/* Define any special macros, like __FILE__ or __LINE__. This should + be called once, on the main source file. */ + +void macro_define_special (struct macro_table *table); /* Find any source file structure for a file named NAME, either included into SOURCE, or SOURCE itself. Return zero if we have @@ -261,6 +265,17 @@ enum macro_kind macro_function_like }; +/* Different kinds of special macros. */ + +enum macro_special_kind +{ + /* Ordinary. */ + macro_ordinary, + /* The special macro __FILE__. */ + macro_FILE, + /* The special macro __LINE__. */ + macro_LINE +}; /* A preprocessor symbol definition. */ struct macro_definition @@ -273,12 +288,17 @@ struct macro_definition /* If `kind' is `macro_function_like', the number of arguments it takes, and their names. The names, and the array of pointers to - them, are in the table's bcache, if it has one. */ - int argc : 31; + them, are in the table's bcache, if it has one. If `kind' is + `macro_object_like', then this is actually a `macro_special_kind' + describing the macro. */ + int argc : 30; const char * const *argv; - /* The replacement string (body) of the macro. This is in the - table's bcache, if it has one. */ + /* The replacement string (body) of the macro. For ordinary macros, + this is in the table's bcache, if it has one. For special macros + like __FILE__, this value is only valid until the next use of any + special macro definition; that is, it is reset each time any + special macro is looked up or iterated over. */ const char *replacement; }; |