/usr/share/ada/adainclude/gnatprj/prj-dect.adb is in libgnatprj4.9-dev 4.9.3-3ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 | ------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- P R J . D E C T --
-- --
-- B o d y --
-- --
-- Copyright (C) 2001-2013, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Err_Vars; use Err_Vars;
with Opt; use Opt;
with Prj.Attr; use Prj.Attr;
with Prj.Attr.PM; use Prj.Attr.PM;
with Prj.Err; use Prj.Err;
with Prj.Strt; use Prj.Strt;
with Prj.Tree; use Prj.Tree;
with Snames;
with Uintp; use Uintp;
with GNAT; use GNAT;
with GNAT.Case_Util; use GNAT.Case_Util;
with GNAT.Spelling_Checker; use GNAT.Spelling_Checker;
with GNAT.Strings;
package body Prj.Dect is
type Zone is (In_Project, In_Package, In_Case_Construction);
-- Used to indicate if we are parsing a package (In_Package), a case
-- construction (In_Case_Construction) or none of those two (In_Project).
procedure Rename_Obsolescent_Attributes
(In_Tree : Project_Node_Tree_Ref;
Attribute : Project_Node_Id;
Current_Package : Project_Node_Id);
-- Rename obsolescent attributes in the tree. When the attribute has been
-- renamed since its initial introduction in the design of projects, we
-- replace the old name in the tree with the new name, so that the code
-- does not have to check both names forever.
procedure Check_Attribute_Allowed
(In_Tree : Project_Node_Tree_Ref;
Project : Project_Node_Id;
Attribute : Project_Node_Id;
Flags : Processing_Flags);
-- Check whether the attribute is valid in this project. In particular,
-- depending on the type of project (qualifier), some attributes might
-- be disabled.
procedure Check_Package_Allowed
(In_Tree : Project_Node_Tree_Ref;
Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Flags : Processing_Flags);
-- Check whether the package is valid in this project
procedure Parse_Attribute_Declaration
(In_Tree : Project_Node_Tree_Ref;
Attribute : out Project_Node_Id;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Flags : Processing_Flags);
-- Parse an attribute declaration
procedure Parse_Case_Construction
(In_Tree : Project_Node_Tree_Ref;
Case_Construction : out Project_Node_Id;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags);
-- Parse a case construction
procedure Parse_Declarative_Items
(In_Tree : Project_Node_Tree_Ref;
Declarations : out Project_Node_Id;
In_Zone : Zone;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags);
-- Parse declarative items. Depending on In_Zone, some declarative items
-- may be forbidden. Is_Config_File should be set to True if the project
-- represents a config file (.cgpr) since some specific checks apply.
procedure Parse_Package_Declaration
(In_Tree : Project_Node_Tree_Ref;
Package_Declaration : out Project_Node_Id;
Current_Project : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags);
-- Parse a package declaration.
-- Is_Config_File should be set to True if the project represents a config
-- file (.cgpr) since some specific checks apply.
procedure Parse_String_Type_Declaration
(In_Tree : Project_Node_Tree_Ref;
String_Type : out Project_Node_Id;
Current_Project : Project_Node_Id;
Flags : Processing_Flags);
-- type <name> is ( <literal_string> { , <literal_string> } ) ;
procedure Parse_Variable_Declaration
(In_Tree : Project_Node_Tree_Ref;
Variable : out Project_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Flags : Processing_Flags);
-- Parse a variable assignment
-- <variable_Name> := <expression>; OR
-- <variable_Name> : <string_type_Name> := <string_expression>;
-----------
-- Parse --
-----------
procedure Parse
(In_Tree : Project_Node_Tree_Ref;
Declarations : out Project_Node_Id;
Current_Project : Project_Node_Id;
Extends : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags)
is
First_Declarative_Item : Project_Node_Id := Empty_Node;
begin
Declarations :=
Default_Project_Node
(Of_Kind => N_Project_Declaration, In_Tree => In_Tree);
Set_Location_Of (Declarations, In_Tree, To => Token_Ptr);
Set_Extended_Project_Of (Declarations, In_Tree, To => Extends);
Set_Project_Declaration_Of (Current_Project, In_Tree, Declarations);
Parse_Declarative_Items
(Declarations => First_Declarative_Item,
In_Tree => In_Tree,
In_Zone => In_Project,
First_Attribute => Prj.Attr.Attribute_First,
Current_Project => Current_Project,
Current_Package => Empty_Node,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
Set_First_Declarative_Item_Of
(Declarations, In_Tree, To => First_Declarative_Item);
end Parse;
-----------------------------------
-- Rename_Obsolescent_Attributes --
-----------------------------------
procedure Rename_Obsolescent_Attributes
(In_Tree : Project_Node_Tree_Ref;
Attribute : Project_Node_Id;
Current_Package : Project_Node_Id)
is
begin
if Present (Current_Package)
and then Expression_Kind_Of (Current_Package, In_Tree) /= Ignored
then
case Name_Of (Attribute, In_Tree) is
when Snames.Name_Specification =>
Set_Name_Of (Attribute, In_Tree, To => Snames.Name_Spec);
when Snames.Name_Specification_Suffix =>
Set_Name_Of (Attribute, In_Tree, To => Snames.Name_Spec_Suffix);
when Snames.Name_Implementation =>
Set_Name_Of (Attribute, In_Tree, To => Snames.Name_Body);
when Snames.Name_Implementation_Suffix =>
Set_Name_Of (Attribute, In_Tree, To => Snames.Name_Body_Suffix);
when others =>
null;
end case;
end if;
end Rename_Obsolescent_Attributes;
---------------------------
-- Check_Package_Allowed --
---------------------------
procedure Check_Package_Allowed
(In_Tree : Project_Node_Tree_Ref;
Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Flags : Processing_Flags)
is
Qualif : constant Project_Qualifier :=
Project_Qualifier_Of (Project, In_Tree);
Name : constant Name_Id := Name_Of (Current_Package, In_Tree);
begin
if Qualif in Aggregate_Project
and then Name /= Snames.Name_Builder
then
Error_Msg_Name_1 := Name;
Error_Msg
(Flags,
"package %% is forbidden in aggregate projects",
Location_Of (Current_Package, In_Tree));
end if;
end Check_Package_Allowed;
-----------------------------
-- Check_Attribute_Allowed --
-----------------------------
procedure Check_Attribute_Allowed
(In_Tree : Project_Node_Tree_Ref;
Project : Project_Node_Id;
Attribute : Project_Node_Id;
Flags : Processing_Flags)
is
Qualif : constant Project_Qualifier :=
Project_Qualifier_Of (Project, In_Tree);
Name : constant Name_Id := Name_Of (Attribute, In_Tree);
begin
case Qualif is
when Aggregate | Aggregate_Library =>
if Name = Snames.Name_Languages
or else Name = Snames.Name_Source_Files
or else Name = Snames.Name_Source_List_File
or else Name = Snames.Name_Locally_Removed_Files
or else Name = Snames.Name_Excluded_Source_Files
or else Name = Snames.Name_Excluded_Source_List_File
or else Name = Snames.Name_Interfaces
or else Name = Snames.Name_Object_Dir
or else Name = Snames.Name_Exec_Dir
or else Name = Snames.Name_Source_Dirs
or else Name = Snames.Name_Inherit_Source_Path
or else
(Qualif = Aggregate and then Name = Snames.Name_Library_Dir)
or else
(Qualif = Aggregate and then Name = Snames.Name_Library_Name)
or else Name = Snames.Name_Main
or else Name = Snames.Name_Roots
or else Name = Snames.Name_Externally_Built
or else Name = Snames.Name_Executable
or else Name = Snames.Name_Executable_Suffix
or else Name = Snames.Name_Default_Switches
then
Error_Msg_Name_1 := Name;
Error_Msg
(Flags,
"%% is not valid in aggregate projects",
Location_Of (Attribute, In_Tree));
end if;
when others =>
if Name = Snames.Name_Project_Files
or else Name = Snames.Name_Project_Path
or else Name = Snames.Name_External
then
Error_Msg_Name_1 := Name;
Error_Msg
(Flags,
"%% is only valid in aggregate projects",
Location_Of (Attribute, In_Tree));
end if;
end case;
end Check_Attribute_Allowed;
---------------------------------
-- Parse_Attribute_Declaration --
---------------------------------
procedure Parse_Attribute_Declaration
(In_Tree : Project_Node_Tree_Ref;
Attribute : out Project_Node_Id;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Flags : Processing_Flags)
is
Current_Attribute : Attribute_Node_Id := First_Attribute;
Full_Associative_Array : Boolean := False;
Attribute_Name : Name_Id := No_Name;
Optional_Index : Boolean := False;
Pkg_Id : Package_Node_Id := Empty_Package;
procedure Process_Attribute_Name;
-- Read the name of the attribute, and check its type
procedure Process_Associative_Array_Index;
-- Read the index of the associative array and check its validity
----------------------------
-- Process_Attribute_Name --
----------------------------
procedure Process_Attribute_Name is
Ignore : Boolean;
begin
Attribute_Name := Token_Name;
Set_Name_Of (Attribute, In_Tree, To => Attribute_Name);
Set_Location_Of (Attribute, In_Tree, To => Token_Ptr);
-- Find the attribute
Current_Attribute :=
Attribute_Node_Id_Of (Attribute_Name, First_Attribute);
-- If the attribute cannot be found, create the attribute if inside
-- an unknown package.
if Current_Attribute = Empty_Attribute then
if Present (Current_Package)
and then Expression_Kind_Of (Current_Package, In_Tree) = Ignored
then
Pkg_Id := Package_Id_Of (Current_Package, In_Tree);
Add_Attribute (Pkg_Id, Token_Name, Current_Attribute);
else
-- If not a valid attribute name, issue an error if inside
-- a package that need to be checked.
Ignore := Present (Current_Package) and then
Packages_To_Check /= All_Packages;
if Ignore then
-- Check that we are not in a package to check
Get_Name_String (Name_Of (Current_Package, In_Tree));
for Index in Packages_To_Check'Range loop
if Name_Buffer (1 .. Name_Len) =
Packages_To_Check (Index).all
then
Ignore := False;
exit;
end if;
end loop;
end if;
if not Ignore then
Error_Msg_Name_1 := Token_Name;
Error_Msg (Flags, "undefined attribute %%", Token_Ptr);
end if;
end if;
-- Set, if appropriate the index case insensitivity flag
else
if Is_Read_Only (Current_Attribute) then
Error_Msg_Name_1 := Token_Name;
Error_Msg
(Flags, "read-only attribute %% cannot be given a value",
Token_Ptr);
end if;
if Attribute_Kind_Of (Current_Attribute) in
All_Case_Insensitive_Associative_Array
then
Set_Case_Insensitive (Attribute, In_Tree, To => True);
end if;
end if;
Scan (In_Tree); -- past the attribute name
-- Set the expression kind of the attribute
if Current_Attribute /= Empty_Attribute then
Set_Expression_Kind_Of
(Attribute, In_Tree, To => Variable_Kind_Of (Current_Attribute));
Optional_Index := Optional_Index_Of (Current_Attribute);
end if;
end Process_Attribute_Name;
-------------------------------------
-- Process_Associative_Array_Index --
-------------------------------------
procedure Process_Associative_Array_Index is
begin
-- If the attribute is not an associative array attribute, report
-- an error. If this information is still unknown, set the kind
-- to Associative_Array.
if Current_Attribute /= Empty_Attribute
and then Attribute_Kind_Of (Current_Attribute) = Single
then
Error_Msg (Flags,
"the attribute """ &
Get_Name_String (Attribute_Name_Of (Current_Attribute))
& """ cannot be an associative array",
Location_Of (Attribute, In_Tree));
elsif Attribute_Kind_Of (Current_Attribute) = Unknown then
Set_Attribute_Kind_Of (Current_Attribute, To => Associative_Array);
end if;
Scan (In_Tree); -- past the left parenthesis
if Others_Allowed_For (Current_Attribute)
and then Token = Tok_Others
then
Set_Associative_Array_Index_Of
(Attribute, In_Tree, All_Other_Names);
Scan (In_Tree); -- past others
else
if Others_Allowed_For (Current_Attribute) then
Expect (Tok_String_Literal, "literal string or others");
else
Expect (Tok_String_Literal, "literal string");
end if;
if Token = Tok_String_Literal then
Get_Name_String (Token_Name);
if Case_Insensitive (Attribute, In_Tree) then
To_Lower (Name_Buffer (1 .. Name_Len));
end if;
Set_Associative_Array_Index_Of (Attribute, In_Tree, Name_Find);
Scan (In_Tree); -- past the literal string index
if Token = Tok_At then
case Attribute_Kind_Of (Current_Attribute) is
when Optional_Index_Associative_Array |
Optional_Index_Case_Insensitive_Associative_Array =>
Scan (In_Tree);
Expect (Tok_Integer_Literal, "integer literal");
if Token = Tok_Integer_Literal then
-- Set the source index value from given literal
declare
Index : constant Int :=
UI_To_Int (Int_Literal_Value);
begin
if Index = 0 then
Error_Msg
(Flags, "index cannot be zero", Token_Ptr);
else
Set_Source_Index_Of
(Attribute, In_Tree, To => Index);
end if;
end;
Scan (In_Tree);
end if;
when others =>
Error_Msg (Flags, "index not allowed here", Token_Ptr);
Scan (In_Tree);
if Token = Tok_Integer_Literal then
Scan (In_Tree);
end if;
end case;
end if;
end if;
end if;
Expect (Tok_Right_Paren, "`)`");
if Token = Tok_Right_Paren then
Scan (In_Tree); -- past the right parenthesis
end if;
end Process_Associative_Array_Index;
begin
Attribute :=
Default_Project_Node
(Of_Kind => N_Attribute_Declaration, In_Tree => In_Tree);
Set_Location_Of (Attribute, In_Tree, To => Token_Ptr);
Set_Previous_Line_Node (Attribute);
-- Scan past "for"
Scan (In_Tree);
-- Body or External may be an attribute name
if Token = Tok_Body then
Token := Tok_Identifier;
Token_Name := Snames.Name_Body;
end if;
if Token = Tok_External then
Token := Tok_Identifier;
Token_Name := Snames.Name_External;
end if;
Expect (Tok_Identifier, "identifier");
Process_Attribute_Name;
Rename_Obsolescent_Attributes (In_Tree, Attribute, Current_Package);
Check_Attribute_Allowed (In_Tree, Current_Project, Attribute, Flags);
-- Associative array attributes
if Token = Tok_Left_Paren then
Process_Associative_Array_Index;
else
-- If it is an associative array attribute and there are no left
-- parenthesis, then this is a full associative array declaration.
-- Flag it as such for later processing of its value.
if Current_Attribute /= Empty_Attribute
and then
Attribute_Kind_Of (Current_Attribute) /= Single
then
if Attribute_Kind_Of (Current_Attribute) = Unknown then
Set_Attribute_Kind_Of (Current_Attribute, To => Single);
else
Full_Associative_Array := True;
end if;
end if;
end if;
Expect (Tok_Use, "USE");
if Token = Tok_Use then
Scan (In_Tree);
if Full_Associative_Array then
-- Expect <project>'<same_attribute_name>, or
-- <project>.<same_package_name>'<same_attribute_name>
declare
The_Project : Project_Node_Id := Empty_Node;
-- The node of the project where the associative array is
-- declared.
The_Package : Project_Node_Id := Empty_Node;
-- The node of the package where the associative array is
-- declared, if any.
Project_Name : Name_Id := No_Name;
-- The name of the project where the associative array is
-- declared.
Location : Source_Ptr := No_Location;
-- The location of the project name
begin
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
Location := Token_Ptr;
-- Find the project node in the imported project or
-- in the project being extended.
The_Project := Imported_Or_Extended_Project_Of
(Current_Project, In_Tree, Token_Name);
if No (The_Project) then
Error_Msg (Flags, "unknown project", Location);
Scan (In_Tree); -- past the project name
else
Project_Name := Token_Name;
Scan (In_Tree); -- past the project name
-- If this is inside a package, a dot followed by the
-- name of the package must followed the project name.
if Present (Current_Package) then
Expect (Tok_Dot, "`.`");
if Token /= Tok_Dot then
The_Project := Empty_Node;
else
Scan (In_Tree); -- past the dot
Expect (Tok_Identifier, "identifier");
if Token /= Tok_Identifier then
The_Project := Empty_Node;
-- If it is not the same package name, issue error
elsif
Token_Name /= Name_Of (Current_Package, In_Tree)
then
The_Project := Empty_Node;
Error_Msg
(Flags, "not the same package as " &
Get_Name_String
(Name_Of (Current_Package, In_Tree)),
Token_Ptr);
else
The_Package :=
First_Package_Of (The_Project, In_Tree);
-- Look for the package node
while Present (The_Package)
and then
Name_Of (The_Package, In_Tree) /= Token_Name
loop
The_Package :=
Next_Package_In_Project
(The_Package, In_Tree);
end loop;
-- If the package cannot be found in the
-- project, issue an error.
if No (The_Package) then
The_Project := Empty_Node;
Error_Msg_Name_2 := Project_Name;
Error_Msg_Name_1 := Token_Name;
Error_Msg
(Flags,
"package % not declared in project %",
Token_Ptr);
end if;
Scan (In_Tree); -- past the package name
end if;
end if;
end if;
end if;
end if;
if Present (The_Project) then
-- Looking for '<same attribute name>
Expect (Tok_Apostrophe, "`''`");
if Token /= Tok_Apostrophe then
The_Project := Empty_Node;
else
Scan (In_Tree); -- past the apostrophe
Expect (Tok_Identifier, "identifier");
if Token /= Tok_Identifier then
The_Project := Empty_Node;
else
-- If it is not the same attribute name, issue error
if Token_Name /= Attribute_Name then
The_Project := Empty_Node;
Error_Msg_Name_1 := Attribute_Name;
Error_Msg
(Flags, "invalid name, should be %", Token_Ptr);
end if;
Scan (In_Tree); -- past the attribute name
end if;
end if;
end if;
if No (The_Project) then
-- If there were any problem, set the attribute id to null,
-- so that the node will not be recorded.
Current_Attribute := Empty_Attribute;
else
-- Set the appropriate field in the node.
-- Note that the index and the expression are nil. This
-- characterizes full associative array attribute
-- declarations.
Set_Associative_Project_Of (Attribute, In_Tree, The_Project);
Set_Associative_Package_Of (Attribute, In_Tree, The_Package);
end if;
end;
-- Other attribute declarations (not full associative array)
else
declare
Expression_Location : constant Source_Ptr := Token_Ptr;
-- The location of the first token of the expression
Expression : Project_Node_Id := Empty_Node;
-- The expression, value for the attribute declaration
begin
-- Get the expression value and set it in the attribute node
Parse_Expression
(In_Tree => In_Tree,
Expression => Expression,
Flags => Flags,
Current_Project => Current_Project,
Current_Package => Current_Package,
Optional_Index => Optional_Index);
Set_Expression_Of (Attribute, In_Tree, To => Expression);
-- If the expression is legal, but not of the right kind
-- for the attribute, issue an error.
if Current_Attribute /= Empty_Attribute
and then Present (Expression)
and then Variable_Kind_Of (Current_Attribute) /=
Expression_Kind_Of (Expression, In_Tree)
then
if Variable_Kind_Of (Current_Attribute) = Undefined then
Set_Variable_Kind_Of
(Current_Attribute,
To => Expression_Kind_Of (Expression, In_Tree));
else
Error_Msg
(Flags, "wrong expression kind for attribute """ &
Get_Name_String
(Attribute_Name_Of (Current_Attribute)) &
"""",
Expression_Location);
end if;
end if;
end;
end if;
end if;
-- If the attribute was not recognized, return an empty node.
-- It may be that it is not in a package to check, and the node will
-- not be added to the tree.
if Current_Attribute = Empty_Attribute then
Attribute := Empty_Node;
end if;
Set_End_Of_Line (Attribute);
Set_Previous_Line_Node (Attribute);
end Parse_Attribute_Declaration;
-----------------------------
-- Parse_Case_Construction --
-----------------------------
procedure Parse_Case_Construction
(In_Tree : Project_Node_Tree_Ref;
Case_Construction : out Project_Node_Id;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags)
is
Current_Item : Project_Node_Id := Empty_Node;
Next_Item : Project_Node_Id := Empty_Node;
First_Case_Item : Boolean := True;
Variable_Location : Source_Ptr := No_Location;
String_Type : Project_Node_Id := Empty_Node;
Case_Variable : Project_Node_Id := Empty_Node;
First_Declarative_Item : Project_Node_Id := Empty_Node;
First_Choice : Project_Node_Id := Empty_Node;
When_Others : Boolean := False;
-- Set to True when there is a "when others =>" clause
begin
Case_Construction :=
Default_Project_Node
(Of_Kind => N_Case_Construction, In_Tree => In_Tree);
Set_Location_Of (Case_Construction, In_Tree, To => Token_Ptr);
-- Scan past "case"
Scan (In_Tree);
-- Get the switch variable
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
Variable_Location := Token_Ptr;
Parse_Variable_Reference
(In_Tree => In_Tree,
Variable => Case_Variable,
Flags => Flags,
Current_Project => Current_Project,
Current_Package => Current_Package);
Set_Case_Variable_Reference_Of
(Case_Construction, In_Tree, To => Case_Variable);
else
if Token /= Tok_Is then
Scan (In_Tree);
end if;
end if;
if Present (Case_Variable) then
String_Type := String_Type_Of (Case_Variable, In_Tree);
if No (String_Type) then
Error_Msg (Flags,
"variable """ &
Get_Name_String (Name_Of (Case_Variable, In_Tree)) &
""" is not typed",
Variable_Location);
end if;
end if;
Expect (Tok_Is, "IS");
if Token = Tok_Is then
Set_End_Of_Line (Case_Construction);
Set_Previous_Line_Node (Case_Construction);
Set_Next_End_Node (Case_Construction);
-- Scan past "is"
Scan (In_Tree);
end if;
Start_New_Case_Construction (In_Tree, String_Type);
When_Loop :
while Token = Tok_When loop
if First_Case_Item then
Current_Item :=
Default_Project_Node
(Of_Kind => N_Case_Item, In_Tree => In_Tree);
Set_First_Case_Item_Of
(Case_Construction, In_Tree, To => Current_Item);
First_Case_Item := False;
else
Next_Item :=
Default_Project_Node
(Of_Kind => N_Case_Item, In_Tree => In_Tree);
Set_Next_Case_Item (Current_Item, In_Tree, To => Next_Item);
Current_Item := Next_Item;
end if;
Set_Location_Of (Current_Item, In_Tree, To => Token_Ptr);
-- Scan past "when"
Scan (In_Tree);
if Token = Tok_Others then
When_Others := True;
-- Scan past "others"
Scan (In_Tree);
Expect (Tok_Arrow, "`=>`");
Set_End_Of_Line (Current_Item);
Set_Previous_Line_Node (Current_Item);
-- Empty_Node in Field1 of a Case_Item indicates
-- the "when others =>" branch.
Set_First_Choice_Of (Current_Item, In_Tree, To => Empty_Node);
Parse_Declarative_Items
(In_Tree => In_Tree,
Declarations => First_Declarative_Item,
In_Zone => In_Case_Construction,
First_Attribute => First_Attribute,
Current_Project => Current_Project,
Current_Package => Current_Package,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
-- "when others =>" must be the last branch, so save the
-- Case_Item and exit
Set_First_Declarative_Item_Of
(Current_Item, In_Tree, To => First_Declarative_Item);
exit When_Loop;
else
Parse_Choice_List
(In_Tree => In_Tree,
First_Choice => First_Choice,
Flags => Flags);
Set_First_Choice_Of (Current_Item, In_Tree, To => First_Choice);
Expect (Tok_Arrow, "`=>`");
Set_End_Of_Line (Current_Item);
Set_Previous_Line_Node (Current_Item);
Parse_Declarative_Items
(In_Tree => In_Tree,
Declarations => First_Declarative_Item,
In_Zone => In_Case_Construction,
First_Attribute => First_Attribute,
Current_Project => Current_Project,
Current_Package => Current_Package,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
Set_First_Declarative_Item_Of
(Current_Item, In_Tree, To => First_Declarative_Item);
end if;
end loop When_Loop;
End_Case_Construction
(Check_All_Labels => not When_Others and not Quiet_Output,
Case_Location => Location_Of (Case_Construction, In_Tree),
Flags => Flags);
Expect (Tok_End, "`END CASE`");
Remove_Next_End_Node;
if Token = Tok_End then
-- Scan past "end"
Scan (In_Tree);
Expect (Tok_Case, "CASE");
end if;
-- Scan past "case"
Scan (In_Tree);
Expect (Tok_Semicolon, "`;`");
Set_Previous_End_Node (Case_Construction);
end Parse_Case_Construction;
-----------------------------
-- Parse_Declarative_Items --
-----------------------------
procedure Parse_Declarative_Items
(In_Tree : Project_Node_Tree_Ref;
Declarations : out Project_Node_Id;
In_Zone : Zone;
First_Attribute : Attribute_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags)
is
Current_Declarative_Item : Project_Node_Id := Empty_Node;
Next_Declarative_Item : Project_Node_Id := Empty_Node;
Current_Declaration : Project_Node_Id := Empty_Node;
Item_Location : Source_Ptr := No_Location;
begin
Declarations := Empty_Node;
loop
-- We are always positioned at the token that precedes the first
-- token of the declarative element. Scan past it.
Scan (In_Tree);
Item_Location := Token_Ptr;
case Token is
when Tok_Identifier =>
if In_Zone = In_Case_Construction then
-- Check if the variable has already been declared
declare
The_Variable : Project_Node_Id := Empty_Node;
begin
if Present (Current_Package) then
The_Variable :=
First_Variable_Of (Current_Package, In_Tree);
elsif Present (Current_Project) then
The_Variable :=
First_Variable_Of (Current_Project, In_Tree);
end if;
while Present (The_Variable)
and then Name_Of (The_Variable, In_Tree) /=
Token_Name
loop
The_Variable := Next_Variable (The_Variable, In_Tree);
end loop;
-- It is an error to declare a variable in a case
-- construction for the first time.
if No (The_Variable) then
Error_Msg
(Flags,
"a variable cannot be declared " &
"for the first time here",
Token_Ptr);
end if;
end;
end if;
Parse_Variable_Declaration
(In_Tree,
Current_Declaration,
Current_Project => Current_Project,
Current_Package => Current_Package,
Flags => Flags);
Set_End_Of_Line (Current_Declaration);
Set_Previous_Line_Node (Current_Declaration);
when Tok_For =>
Parse_Attribute_Declaration
(In_Tree => In_Tree,
Attribute => Current_Declaration,
First_Attribute => First_Attribute,
Current_Project => Current_Project,
Current_Package => Current_Package,
Packages_To_Check => Packages_To_Check,
Flags => Flags);
Set_End_Of_Line (Current_Declaration);
Set_Previous_Line_Node (Current_Declaration);
when Tok_Null =>
Scan (In_Tree); -- past "null"
when Tok_Package =>
-- Package declaration
if In_Zone /= In_Project then
Error_Msg
(Flags, "a package cannot be declared here", Token_Ptr);
end if;
Parse_Package_Declaration
(In_Tree => In_Tree,
Package_Declaration => Current_Declaration,
Current_Project => Current_Project,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
Set_Previous_End_Node (Current_Declaration);
when Tok_Type =>
-- Type String Declaration
if In_Zone /= In_Project then
Error_Msg (Flags,
"a string type cannot be declared here",
Token_Ptr);
end if;
Parse_String_Type_Declaration
(In_Tree => In_Tree,
String_Type => Current_Declaration,
Current_Project => Current_Project,
Flags => Flags);
Set_End_Of_Line (Current_Declaration);
Set_Previous_Line_Node (Current_Declaration);
when Tok_Case =>
-- Case construction
Parse_Case_Construction
(In_Tree => In_Tree,
Case_Construction => Current_Declaration,
First_Attribute => First_Attribute,
Current_Project => Current_Project,
Current_Package => Current_Package,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
Set_Previous_End_Node (Current_Declaration);
when others =>
exit;
-- We are leaving Parse_Declarative_Items positioned
-- at the first token after the list of declarative items.
-- It could be "end" (for a project, a package declaration or
-- a case construction) or "when" (for a case construction)
end case;
Expect (Tok_Semicolon, "`;` after declarative items");
-- Insert an N_Declarative_Item in the tree, but only if
-- Current_Declaration is not an empty node.
if Present (Current_Declaration) then
if No (Current_Declarative_Item) then
Current_Declarative_Item :=
Default_Project_Node
(Of_Kind => N_Declarative_Item, In_Tree => In_Tree);
Declarations := Current_Declarative_Item;
else
Next_Declarative_Item :=
Default_Project_Node
(Of_Kind => N_Declarative_Item, In_Tree => In_Tree);
Set_Next_Declarative_Item
(Current_Declarative_Item, In_Tree,
To => Next_Declarative_Item);
Current_Declarative_Item := Next_Declarative_Item;
end if;
Set_Current_Item_Node
(Current_Declarative_Item, In_Tree,
To => Current_Declaration);
Set_Location_Of
(Current_Declarative_Item, In_Tree, To => Item_Location);
end if;
end loop;
end Parse_Declarative_Items;
-------------------------------
-- Parse_Package_Declaration --
-------------------------------
procedure Parse_Package_Declaration
(In_Tree : Project_Node_Tree_Ref;
Package_Declaration : out Project_Node_Id;
Current_Project : Project_Node_Id;
Packages_To_Check : String_List_Access;
Is_Config_File : Boolean;
Flags : Processing_Flags)
is
First_Attribute : Attribute_Node_Id := Empty_Attribute;
Current_Package : Package_Node_Id := Empty_Package;
First_Declarative_Item : Project_Node_Id := Empty_Node;
Package_Location : constant Source_Ptr := Token_Ptr;
Renaming : Boolean := False;
Extending : Boolean := False;
begin
Package_Declaration :=
Default_Project_Node
(Of_Kind => N_Package_Declaration, In_Tree => In_Tree);
Set_Location_Of (Package_Declaration, In_Tree, To => Package_Location);
-- Scan past "package"
Scan (In_Tree);
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
Set_Name_Of (Package_Declaration, In_Tree, To => Token_Name);
Current_Package := Package_Node_Id_Of (Token_Name);
if Current_Package = Empty_Package then
if not Quiet_Output then
declare
List : constant Strings.String_List := Package_Name_List;
Index : Natural;
Name : constant String := Get_Name_String (Token_Name);
begin
-- Check for possible misspelling of a known package name
Index := 0;
loop
if Index >= List'Last then
Index := 0;
exit;
end if;
Index := Index + 1;
exit when
GNAT.Spelling_Checker.Is_Bad_Spelling_Of
(Name, List (Index).all);
end loop;
-- Issue warning(s) in verbose mode or when a possible
-- misspelling has been found.
if Verbose_Mode or else Index /= 0 then
Error_Msg (Flags,
"?""" &
Get_Name_String
(Name_Of (Package_Declaration, In_Tree)) &
""" is not a known package name",
Token_Ptr);
end if;
if Index /= 0 then
Error_Msg -- CODEFIX
(Flags,
"\?possible misspelling of """ &
List (Index).all & """", Token_Ptr);
end if;
end;
end if;
-- Set the package declaration to "ignored" so that it is not
-- processed by Prj.Proc.Process.
Set_Expression_Kind_Of (Package_Declaration, In_Tree, Ignored);
-- Add the unknown package in the list of packages
Add_Unknown_Package (Token_Name, Current_Package);
elsif Current_Package = Unknown_Package then
-- Set the package declaration to "ignored" so that it is not
-- processed by Prj.Proc.Process.
Set_Expression_Kind_Of (Package_Declaration, In_Tree, Ignored);
else
First_Attribute := First_Attribute_Of (Current_Package);
end if;
Set_Package_Id_Of
(Package_Declaration, In_Tree, To => Current_Package);
declare
Current : Project_Node_Id :=
First_Package_Of (Current_Project, In_Tree);
begin
while Present (Current)
and then Name_Of (Current, In_Tree) /= Token_Name
loop
Current := Next_Package_In_Project (Current, In_Tree);
end loop;
if Present (Current) then
Error_Msg
(Flags,
"package """ &
Get_Name_String (Name_Of (Package_Declaration, In_Tree)) &
""" is declared twice in the same project",
Token_Ptr);
else
-- Add the package to the project list
Set_Next_Package_In_Project
(Package_Declaration, In_Tree,
To => First_Package_Of (Current_Project, In_Tree));
Set_First_Package_Of
(Current_Project, In_Tree, To => Package_Declaration);
end if;
end;
-- Scan past the package name
Scan (In_Tree);
end if;
Check_Package_Allowed
(In_Tree, Current_Project, Package_Declaration, Flags);
if Token = Tok_Renames then
Renaming := True;
elsif Token = Tok_Extends then
Extending := True;
end if;
if Renaming or else Extending then
if Is_Config_File then
Error_Msg
(Flags,
"no package rename or extension in configuration projects",
Token_Ptr);
end if;
-- Scan past "renames" or "extends"
Scan (In_Tree);
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
declare
Project_Name : constant Name_Id := Token_Name;
Clause : Project_Node_Id :=
First_With_Clause_Of (Current_Project, In_Tree);
The_Project : Project_Node_Id := Empty_Node;
Extended : constant Project_Node_Id :=
Extended_Project_Of
(Project_Declaration_Of
(Current_Project, In_Tree),
In_Tree);
begin
while Present (Clause) loop
-- Only non limited imported projects may be used in a
-- renames declaration.
The_Project :=
Non_Limited_Project_Node_Of (Clause, In_Tree);
exit when Present (The_Project)
and then Name_Of (The_Project, In_Tree) = Project_Name;
Clause := Next_With_Clause_Of (Clause, In_Tree);
end loop;
if No (Clause) then
-- As we have not found the project in the imports, we check
-- if it's the name of an eventual extended project.
if Present (Extended)
and then Name_Of (Extended, In_Tree) = Project_Name
then
Set_Project_Of_Renamed_Package_Of
(Package_Declaration, In_Tree, To => Extended);
else
Error_Msg_Name_1 := Project_Name;
Error_Msg
(Flags,
"% is not an imported or extended project", Token_Ptr);
end if;
else
Set_Project_Of_Renamed_Package_Of
(Package_Declaration, In_Tree, To => The_Project);
end if;
end;
Scan (In_Tree);
Expect (Tok_Dot, "`.`");
if Token = Tok_Dot then
Scan (In_Tree);
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
if Name_Of (Package_Declaration, In_Tree) /= Token_Name then
Error_Msg (Flags, "not the same package name", Token_Ptr);
elsif
Present (Project_Of_Renamed_Package_Of
(Package_Declaration, In_Tree))
then
declare
Current : Project_Node_Id :=
First_Package_Of
(Project_Of_Renamed_Package_Of
(Package_Declaration, In_Tree),
In_Tree);
begin
while Present (Current)
and then Name_Of (Current, In_Tree) /= Token_Name
loop
Current :=
Next_Package_In_Project (Current, In_Tree);
end loop;
if No (Current) then
Error_Msg
(Flags, """" &
Get_Name_String (Token_Name) &
""" is not a package declared by the project",
Token_Ptr);
end if;
end;
end if;
Scan (In_Tree);
end if;
end if;
end if;
end if;
if Renaming then
Expect (Tok_Semicolon, "`;`");
Set_End_Of_Line (Package_Declaration);
Set_Previous_Line_Node (Package_Declaration);
elsif Token = Tok_Is then
Set_End_Of_Line (Package_Declaration);
Set_Previous_Line_Node (Package_Declaration);
Set_Next_End_Node (Package_Declaration);
Parse_Declarative_Items
(In_Tree => In_Tree,
Declarations => First_Declarative_Item,
In_Zone => In_Package,
First_Attribute => First_Attribute,
Current_Project => Current_Project,
Current_Package => Package_Declaration,
Packages_To_Check => Packages_To_Check,
Is_Config_File => Is_Config_File,
Flags => Flags);
Set_First_Declarative_Item_Of
(Package_Declaration, In_Tree, To => First_Declarative_Item);
Expect (Tok_End, "END");
if Token = Tok_End then
-- Scan past "end"
Scan (In_Tree);
end if;
-- We should have the name of the package after "end"
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier
and then Name_Of (Package_Declaration, In_Tree) /= No_Name
and then Token_Name /= Name_Of (Package_Declaration, In_Tree)
then
Error_Msg_Name_1 := Name_Of (Package_Declaration, In_Tree);
Error_Msg (Flags, "expected %%", Token_Ptr);
end if;
if Token /= Tok_Semicolon then
-- Scan past the package name
Scan (In_Tree);
end if;
Expect (Tok_Semicolon, "`;`");
Remove_Next_End_Node;
else
Error_Msg (Flags, "expected IS", Token_Ptr);
end if;
end Parse_Package_Declaration;
-----------------------------------
-- Parse_String_Type_Declaration --
-----------------------------------
procedure Parse_String_Type_Declaration
(In_Tree : Project_Node_Tree_Ref;
String_Type : out Project_Node_Id;
Current_Project : Project_Node_Id;
Flags : Processing_Flags)
is
Current : Project_Node_Id := Empty_Node;
First_String : Project_Node_Id := Empty_Node;
begin
String_Type :=
Default_Project_Node
(Of_Kind => N_String_Type_Declaration, In_Tree => In_Tree);
Set_Location_Of (String_Type, In_Tree, To => Token_Ptr);
-- Scan past "type"
Scan (In_Tree);
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
Set_Name_Of (String_Type, In_Tree, To => Token_Name);
Current := First_String_Type_Of (Current_Project, In_Tree);
while Present (Current)
and then
Name_Of (Current, In_Tree) /= Token_Name
loop
Current := Next_String_Type (Current, In_Tree);
end loop;
if Present (Current) then
Error_Msg (Flags,
"duplicate string type name """ &
Get_Name_String (Token_Name) &
"""",
Token_Ptr);
else
Current := First_Variable_Of (Current_Project, In_Tree);
while Present (Current)
and then Name_Of (Current, In_Tree) /= Token_Name
loop
Current := Next_Variable (Current, In_Tree);
end loop;
if Present (Current) then
Error_Msg (Flags,
"""" &
Get_Name_String (Token_Name) &
""" is already a variable name", Token_Ptr);
else
Set_Next_String_Type
(String_Type, In_Tree,
To => First_String_Type_Of (Current_Project, In_Tree));
Set_First_String_Type_Of
(Current_Project, In_Tree, To => String_Type);
end if;
end if;
-- Scan past the name
Scan (In_Tree);
end if;
Expect (Tok_Is, "IS");
if Token = Tok_Is then
Scan (In_Tree);
end if;
Expect (Tok_Left_Paren, "`(`");
if Token = Tok_Left_Paren then
Scan (In_Tree);
end if;
Parse_String_Type_List
(In_Tree => In_Tree, First_String => First_String, Flags => Flags);
Set_First_Literal_String (String_Type, In_Tree, To => First_String);
Expect (Tok_Right_Paren, "`)`");
if Token = Tok_Right_Paren then
Scan (In_Tree);
end if;
end Parse_String_Type_Declaration;
--------------------------------
-- Parse_Variable_Declaration --
--------------------------------
procedure Parse_Variable_Declaration
(In_Tree : Project_Node_Tree_Ref;
Variable : out Project_Node_Id;
Current_Project : Project_Node_Id;
Current_Package : Project_Node_Id;
Flags : Processing_Flags)
is
Expression_Location : Source_Ptr;
String_Type_Name : Name_Id := No_Name;
Project_String_Type_Name : Name_Id := No_Name;
Type_Location : Source_Ptr := No_Location;
Project_Location : Source_Ptr := No_Location;
Expression : Project_Node_Id := Empty_Node;
Variable_Name : constant Name_Id := Token_Name;
OK : Boolean := True;
begin
Variable :=
Default_Project_Node
(Of_Kind => N_Variable_Declaration, In_Tree => In_Tree);
Set_Name_Of (Variable, In_Tree, To => Variable_Name);
Set_Location_Of (Variable, In_Tree, To => Token_Ptr);
-- Scan past the variable name
Scan (In_Tree);
if Token = Tok_Colon then
-- Typed string variable declaration
Scan (In_Tree);
Set_Kind_Of (Variable, In_Tree, N_Typed_Variable_Declaration);
Expect (Tok_Identifier, "identifier");
OK := Token = Tok_Identifier;
if OK then
String_Type_Name := Token_Name;
Type_Location := Token_Ptr;
Scan (In_Tree);
if Token = Tok_Dot then
Project_String_Type_Name := String_Type_Name;
Project_Location := Type_Location;
-- Scan past the dot
Scan (In_Tree);
Expect (Tok_Identifier, "identifier");
if Token = Tok_Identifier then
String_Type_Name := Token_Name;
Type_Location := Token_Ptr;
Scan (In_Tree);
else
OK := False;
end if;
end if;
if OK then
declare
Proj : Project_Node_Id := Current_Project;
Current : Project_Node_Id := Empty_Node;
begin
if Project_String_Type_Name /= No_Name then
declare
The_Project_Name_And_Node : constant
Tree_Private_Part.Project_Name_And_Node :=
Tree_Private_Part.Projects_Htable.Get
(In_Tree.Projects_HT, Project_String_Type_Name);
use Tree_Private_Part;
begin
if The_Project_Name_And_Node =
Tree_Private_Part.No_Project_Name_And_Node
then
Error_Msg (Flags,
"unknown project """ &
Get_Name_String
(Project_String_Type_Name) &
"""",
Project_Location);
Current := Empty_Node;
else
Current :=
First_String_Type_Of
(The_Project_Name_And_Node.Node, In_Tree);
while
Present (Current)
and then
Name_Of (Current, In_Tree) /= String_Type_Name
loop
Current := Next_String_Type (Current, In_Tree);
end loop;
end if;
end;
else
-- Look for a string type with the correct name in this
-- project or in any of its ancestors.
loop
Current :=
First_String_Type_Of (Proj, In_Tree);
while
Present (Current)
and then
Name_Of (Current, In_Tree) /= String_Type_Name
loop
Current := Next_String_Type (Current, In_Tree);
end loop;
exit when Present (Current);
Proj := Parent_Project_Of (Proj, In_Tree);
exit when No (Proj);
end loop;
end if;
if No (Current) then
Error_Msg (Flags,
"unknown string type """ &
Get_Name_String (String_Type_Name) &
"""",
Type_Location);
OK := False;
else
Set_String_Type_Of
(Variable, In_Tree, To => Current);
end if;
end;
end if;
end if;
end if;
Expect (Tok_Colon_Equal, "`:=`");
OK := OK and then Token = Tok_Colon_Equal;
if Token = Tok_Colon_Equal then
Scan (In_Tree);
end if;
-- Get the single string or string list value
Expression_Location := Token_Ptr;
Parse_Expression
(In_Tree => In_Tree,
Expression => Expression,
Flags => Flags,
Current_Project => Current_Project,
Current_Package => Current_Package,
Optional_Index => False);
Set_Expression_Of (Variable, In_Tree, To => Expression);
if Present (Expression) then
-- A typed string must have a single string value, not a list
if Kind_Of (Variable, In_Tree) = N_Typed_Variable_Declaration
and then Expression_Kind_Of (Expression, In_Tree) = List
then
Error_Msg
(Flags,
"expression must be a single string", Expression_Location);
end if;
Set_Expression_Kind_Of
(Variable, In_Tree,
To => Expression_Kind_Of (Expression, In_Tree));
end if;
if OK then
declare
The_Variable : Project_Node_Id := Empty_Node;
begin
if Present (Current_Package) then
The_Variable := First_Variable_Of (Current_Package, In_Tree);
elsif Present (Current_Project) then
The_Variable := First_Variable_Of (Current_Project, In_Tree);
end if;
while Present (The_Variable)
and then Name_Of (The_Variable, In_Tree) /= Variable_Name
loop
The_Variable := Next_Variable (The_Variable, In_Tree);
end loop;
if No (The_Variable) then
if Present (Current_Package) then
Set_Next_Variable
(Variable, In_Tree,
To => First_Variable_Of (Current_Package, In_Tree));
Set_First_Variable_Of
(Current_Package, In_Tree, To => Variable);
elsif Present (Current_Project) then
Set_Next_Variable
(Variable, In_Tree,
To => First_Variable_Of (Current_Project, In_Tree));
Set_First_Variable_Of
(Current_Project, In_Tree, To => Variable);
end if;
else
if Expression_Kind_Of (Variable, In_Tree) /= Undefined then
if Expression_Kind_Of (The_Variable, In_Tree) =
Undefined
then
Set_Expression_Kind_Of
(The_Variable, In_Tree,
To => Expression_Kind_Of (Variable, In_Tree));
else
if Expression_Kind_Of (The_Variable, In_Tree) /=
Expression_Kind_Of (Variable, In_Tree)
then
Error_Msg (Flags,
"wrong expression kind for variable """ &
Get_Name_String
(Name_Of (The_Variable, In_Tree)) &
"""",
Expression_Location);
end if;
end if;
end if;
end if;
end;
end if;
end Parse_Variable_Declaration;
end Prj.Dect;
|