diff options
Diffstat (limited to 'gdb/valops.c')
| -rw-r--r-- | gdb/valops.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gdb/valops.c b/gdb/valops.c index 8deb473..08036de 100644 --- a/gdb/valops.c +++ b/gdb/valops.c @@ -41,6 +41,7 @@ #include <errno.h> #include "gdb_string.h" #include "gdb_assert.h" +#include "cp-support.h" /* Flag indicating HP compilers were used; needed to correctly handle some value operations with HP aCC code/runtime. */ @@ -63,6 +64,17 @@ static struct value *search_struct_method (char *, struct value **, static int check_field_in (struct type *, const char *); + +static struct value *value_struct_elt_for_reference (struct type *domain, + int offset, + struct type *curtype, + char *name, + struct type *intype); + +static struct value *value_namespace_elt (const struct type *curtype, + const char *name, + enum noside noside); + static CORE_ADDR allocate_space_in_inferior (int); static struct value *cast_into_complex (struct type *, struct value *); @@ -2208,6 +2220,30 @@ check_field (struct value *arg1, const char *name) } /* C++: Given an aggregate type CURTYPE, and a member name NAME, + return the appropriate member. This function is used to resolve + user expressions of the form "DOMAIN::NAME". For more details on + what happens, see the comment before + value_struct_elt_for_reference. */ + +struct value * +value_aggregate_elt (struct type *curtype, + char *name, + enum noside noside) +{ + switch (TYPE_CODE (curtype)) + { + case TYPE_CODE_STRUCT: + case TYPE_CODE_UNION: + return value_struct_elt_for_reference (curtype, 0, curtype, name, NULL); + case TYPE_CODE_NAMESPACE: + return value_namespace_elt (curtype, name, noside); + default: + internal_error (__FILE__, __LINE__, + "non-aggregate type in value_aggregate_elt"); + } +} + +/* C++: Given an aggregate type CURTYPE, and a member name NAME, return the address of this member as a "pointer to member" type. If INTYPE is non-null, then it will be the type of the member we are looking for. This will help us resolve @@ -2347,6 +2383,37 @@ value_struct_elt_for_reference (struct type *domain, int offset, return 0; } +/* C++: Return the member NAME of the namespace given by the type + CURTYPE. */ + +static struct value * +value_namespace_elt (const struct type *curtype, + const char *name, + enum noside noside) +{ + const char *namespace_name = TYPE_TAG_NAME (curtype); + struct symbol *sym; + struct value *retval; + + sym = cp_lookup_symbol_namespace (namespace_name, name, NULL, + get_selected_block (0), VAR_DOMAIN, + NULL); + + if (sym == NULL) + retval = NULL; + else if ((noside == EVAL_AVOID_SIDE_EFFECTS) + && (SYMBOL_CLASS (sym) == LOC_TYPEDEF)) + retval = allocate_value (SYMBOL_TYPE (sym)); + else + retval = value_of_variable (sym, get_selected_block (0)); + + if (retval == NULL) + error ("No symbol \"%s\" in namespace \"%s\".", name, + TYPE_TAG_NAME (curtype)); + + return retval; +} + /* Given a pointer value V, find the real (RTTI) type of the object it points to. |