1/****************************************************************************
2 *                                                                          *
3 *                         GNAT COMPILER COMPONENTS                         *
4 *                                                                          *
5 *                                N A M E T                                 *
6 *                                                                          *
7 *                              C Header File                               *
8 *                                                                          *
9 *            Copyright (C) 1992-2014, Free Software Foundation, Inc.       *
10 *                                                                          *
11 * GNAT is free software;  you can  redistribute it  and/or modify it under *
12 * terms of the  GNU General Public License as published  by the Free Soft- *
13 * ware  Foundation;  either version 3,  or (at your option) any later ver- *
14 * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License *
17 * for  more details.  You should have  received  a copy of the GNU General *
18 * Public License  distributed with GNAT; see file COPYING3.  If not, go to *
19 * http://www.gnu.org/licenses for a complete copy of the license.          *
20 *                                                                          *
21 * GNAT was originally developed  by the GNAT team at  New York University. *
22 * Extensive contributions were provided by Ada Core Technologies Inc.      *
23 *                                                                          *
24 ****************************************************************************/
25
26/* This is the C file that corresponds to the Ada package specification
27   Namet.  It was created manually from files namet.ads and namet.adb.
28   Some subprograms from Sinput are also made acessable here.  */
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34/* Structure defining a names table entry.  */
35
36struct Name_Entry
37{
38  Int Name_Chars_Index; /* Starting location of char in Name_Chars table. */
39  Short Name_Len;         /* Length of this name in characters. */
40  Byte Byte_Info;       /* Byte value associated with this name */
41  Byte Spare;           /* Unused */
42  Name_Id Hash_Link;    /* Link to next entry in names table for same hash
43                           code. Not accessed by C routines.  */
44  Int Int_Info;         /* Int value associated with this name */
45};
46
47/* Pointer to names table vector. */
48#define Names_Ptr namet__name_entries__table
49extern struct Name_Entry *Names_Ptr;
50
51/* Pointer to name characters table. */
52#define Name_Chars_Ptr namet__name_chars__table
53extern char *Name_Chars_Ptr;
54
55#define Name_Buffer namet__name_buffer
56extern char Name_Buffer[];
57
58extern Int namet__name_len;
59#define Name_Len namet__name_len
60
61/* Get_Name_String returns a null terminated C string for the specified name.
62   We could use the official Ada routine for this purpose, but since the
63   strings we want are sitting in the name strings table in exactly the form
64   we need them (null terminated), we just point to the name directly. */
65
66static char *Get_Name_String (Name_Id);
67
68INLINE char *
69Get_Name_String (Name_Id Id)
70{
71  return Name_Chars_Ptr + Names_Ptr[Id - First_Name_Id].Name_Chars_Index + 1;
72}
73
74/* Get_Decoded_Name_String returns a null terminated C string in the same
75   manner as Get_Name_String, except that it is decoded (i.e. upper half or
76   wide characters are put back in their external form, and character literals
77   are also returned in their external form (with surrounding apostrophes) */
78
79extern void namet__get_decoded_name_string (Name_Id);
80
81static char *Get_Decoded_Name_String (Name_Id);
82
83INLINE char *
84Get_Decoded_Name_String (Name_Id Id)
85{
86  namet__get_decoded_name_string (Id);
87  Name_Buffer[Name_Len] = 0;
88  return Name_Buffer;
89}
90
91/* Like Get_Decoded_Name_String, but the result has all qualification and
92   package body entity suffixes stripped, and also all letters are upper
93   cased.  This is used for building the enumeration literal table. */
94
95extern void casing__set_all_upper_case (void);
96
97/* The following routines and variables are not part of Namet, but we
98   include the header here since it seems the best place for it.  */
99
100#define Get_Encoded_Type_Name exp_dbug__get_encoded_type_name
101extern Boolean Get_Encoded_Type_Name (Entity_Id);
102#define Get_Variant_Encoding exp_dbug__get_variant_encoding
103extern void Get_Variant_Encoding (Entity_Id);
104
105#define Spec_Context_List exp_dbug__spec_context_list
106#define Body_Context_List exp_dbug__body_context_list
107extern char *Spec_Context_List, *Body_Context_List;
108#define Spec_Filename exp_dbug__spec_filename
109#define Body_Filename exp_dbug__body_filename
110extern char *Spec_Filename, *Body_Filename;
111
112/* Here are some functions in sinput.adb we call from trans.c.  */
113
114typedef Nat Source_File_Index;
115typedef Int Logical_Line_Number;
116typedef Int Column_Number;
117
118#define Debug_Source_Name sinput__debug_source_name
119#define Full_Debug_Name sinput__full_debug_name
120#define Reference_Name sinput__reference_name
121#define Get_Source_File_Index sinput__get_source_file_index
122#define Get_Logical_Line_Number sinput__get_logical_line_number
123#define Get_Column_Number sinput__get_column_number
124#define Instantiation sinput__instantiation
125
126extern File_Name_Type Debug_Source_Name	(Source_File_Index);
127extern File_Name_Type Full_Debug_Name	(Source_File_Index);
128extern File_Name_Type Reference_Name	(Source_File_Index);
129extern Source_File_Index Get_Source_File_Index (Source_Ptr);
130extern Logical_Line_Number Get_Logical_Line_Number (Source_Ptr);
131extern Column_Number Get_Column_Number (Source_Ptr);
132extern Source_Ptr Instantiation (Source_File_Index);
133
134#ifdef __cplusplus
135}
136#endif
137