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author | Arnold D. Robbins <arnold@skeeve.com> | 2015-01-30 10:11:59 +0200 |
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committer | Arnold D. Robbins <arnold@skeeve.com> | 2015-01-30 10:11:59 +0200 |
commit | 86cd3e2cb5117c5800997d3bb363b6d5470be3ce (patch) | |
tree | aa8c2af3fe3006e0e40186792e85a161020df66f | |
parent | 2fc1e9855f7983fb75a7f72d3ec97eec467e4709 (diff) | |
parent | 1bd1b885c7dd16b5e4ab78c040312f6f7d742784 (diff) | |
download | egawk-86cd3e2cb5117c5800997d3bb363b6d5470be3ce.tar.gz egawk-86cd3e2cb5117c5800997d3bb363b6d5470be3ce.tar.bz2 egawk-86cd3e2cb5117c5800997d3bb363b6d5470be3ce.zip |
Merge branch 'gawk-4.1-stable'
-rw-r--r-- | ChangeLog | 18 | ||||
-rw-r--r-- | NEWS | 13 | ||||
-rw-r--r-- | awk.h | 1 | ||||
-rw-r--r-- | awkgram.c | 742 | ||||
-rw-r--r-- | awkgram.y | 24 | ||||
-rw-r--r-- | doc/ChangeLog | 5 | ||||
-rw-r--r-- | doc/gawk.info | 634 | ||||
-rw-r--r-- | doc/gawk.texi | 19 | ||||
-rw-r--r-- | doc/gawktexi.in | 19 | ||||
-rw-r--r-- | symbol.c | 55 | ||||
-rw-r--r-- | test/ChangeLog | 8 | ||||
-rw-r--r-- | test/Makefile.am | 9 | ||||
-rw-r--r-- | test/Makefile.in | 24 | ||||
-rw-r--r-- | test/Maketests | 15 | ||||
-rw-r--r-- | test/callparam.awk | 6 | ||||
-rw-r--r-- | test/callparam.ok | 2 | ||||
-rwxr-xr-x | test/exit.sh | 2 | ||||
-rw-r--r-- | test/indirectcall.awk | 8 | ||||
-rw-r--r-- | test/paramasfunc1.awk | 9 | ||||
-rw-r--r-- | test/paramasfunc1.ok | 3 | ||||
-rw-r--r-- | test/paramasfunc2.awk | 10 | ||||
-rw-r--r-- | test/paramasfunc2.ok | 3 |
22 files changed, 928 insertions, 701 deletions
@@ -1,3 +1,21 @@ +2015-01-30 Arnold D. Robbins <arnold@skeeve.com> + + Don't allow function parameter names to be the same as function + names - required by POSIX. Bug first reported in comp.lang.awk. + + In addition, don't allow use of a parameter as a function name + in a call (but it's ok in indirect calls). + + * NEWS: Updated. + * awk.h (check_param_names): Add declaration. + * awkgram.y (at_seen): New variable. Communicates between + yylex() and the parser. + (FUNC_CALL production): Check at_seen and check that the identifier + is a function name. + (parse_program): Call check_param_names() and set errcount. + (yylex): Set at_seen after seeing an at-sign. + * symbol.c (check_param_names): New function. + 2015-01-24 Arnold D. Robbins <arnold@skeeve.com> Infrastructure updates. @@ -53,6 +53,7 @@ Changes from 4.1.1 to 4.1.2 - Chapter 15 on MPFR reworked. - Summary sections added to all chapters. - Exercises added in several chapters. + - Heavily proof-read and copyedited. 2. The debugger's "restart" command now works again. @@ -65,9 +66,10 @@ Changes from 4.1.1 to 4.1.2 6. Built-in functions are now included in FUNCTAB. -7. In non-English locales, it was accidentally possible to use "letters" - beside those of the English alphabet in identifiers. This has - been fixed. (isalpha and isalnum are NOT our friends.) +7. POSIX and historical practice require the exclusive use of the English + alphabet in identifiers. In non-English locales, it was accidentally + possible to use "letters" beside those of the English alphabet. This + has been fixed. (isalpha and isalnum are NOT our friends.) If you feel that you must have this misfeature, use `configure --help' to see what option to use when configuring gawk to reenable it. @@ -84,6 +86,11 @@ Changes from 4.1.1 to 4.1.2 10. Infrastructure upgrades: Automake 1.15, Gettext 0.19.4, Libtool 2.4.5, Bison 3.0.4. +11. POSIX requires that the names of function parameters not be the + same as any of the special built-in variables and also not conflict + with the names of any functions. Gawk has checked for the former + since 3.1.7. It now also checks for the latter. + XX. A number of bugs have been fixed. See the ChangeLog. Changes from 4.1.0 to 4.1.1 @@ -1616,6 +1616,7 @@ extern void free_context(AWK_CONTEXT *ctxt, bool keep_globals); extern NODE **variable_list(); extern NODE **function_list(bool sort); extern void print_vars(NODE **table, Func_print print_func, FILE *fp); +extern bool check_param_names(void); /* floatcomp.c */ #ifdef HAVE_UINTMAX_T @@ -127,6 +127,7 @@ static int one_line_close(int fd); static void split_comment(void); static void check_comment(void); +static bool at_seen = false; static bool want_source = false; static bool want_regexp = false; /* lexical scanning kludge */ static char *in_function; /* parsing kludge */ @@ -201,7 +202,7 @@ extern double fmod(double x, double y); #define YYSTYPE INSTRUCTION * -#line 205 "awkgram.c" /* yacc.c:339 */ +#line 206 "awkgram.c" /* yacc.c:339 */ # ifndef YY_NULLPTR # if defined __cplusplus && 201103L <= __cplusplus @@ -355,7 +356,7 @@ int yyparse (void); /* Copy the second part of user declarations. */ -#line 359 "awkgram.c" /* yacc.c:358 */ +#line 360 "awkgram.c" /* yacc.c:358 */ #ifdef short # undef short @@ -657,25 +658,25 @@ static const yytype_uint8 yytranslate[] = /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ static const yytype_uint16 yyrline[] = { - 0, 204, 204, 206, 211, 212, 216, 228, 233, 244, - 250, 255, 263, 271, 273, 278, 286, 288, 294, 302, - 312, 342, 356, 370, 378, 389, 401, 403, 405, 411, - 416, 417, 421, 456, 455, 489, 491, 496, 502, 530, - 535, 536, 540, 542, 544, 551, 641, 683, 725, 838, - 845, 852, 862, 871, 880, 889, 900, 916, 915, 939, - 951, 951, 1049, 1049, 1082, 1112, 1118, 1119, 1125, 1126, - 1133, 1138, 1150, 1164, 1166, 1174, 1179, 1181, 1189, 1191, - 1200, 1201, 1209, 1214, 1214, 1225, 1229, 1237, 1238, 1241, - 1243, 1248, 1249, 1258, 1259, 1264, 1269, 1275, 1277, 1279, - 1286, 1287, 1293, 1294, 1299, 1301, 1306, 1308, 1316, 1321, - 1330, 1337, 1339, 1341, 1357, 1367, 1374, 1376, 1381, 1383, - 1385, 1393, 1395, 1400, 1402, 1407, 1409, 1411, 1461, 1463, - 1465, 1467, 1469, 1471, 1473, 1475, 1489, 1494, 1499, 1524, - 1530, 1532, 1534, 1536, 1538, 1540, 1545, 1549, 1581, 1583, - 1589, 1595, 1608, 1609, 1610, 1615, 1620, 1624, 1628, 1643, - 1656, 1661, 1697, 1715, 1716, 1722, 1723, 1728, 1730, 1737, - 1754, 1771, 1773, 1780, 1785, 1793, 1803, 1815, 1824, 1828, - 1832, 1836, 1840, 1844, 1847, 1849, 1853, 1857, 1861 + 0, 205, 205, 207, 212, 213, 217, 229, 234, 245, + 251, 257, 266, 274, 276, 281, 289, 291, 297, 305, + 315, 345, 359, 373, 381, 392, 404, 406, 408, 414, + 422, 423, 427, 462, 461, 495, 497, 502, 508, 536, + 541, 542, 546, 548, 550, 557, 647, 689, 731, 844, + 851, 858, 868, 877, 886, 895, 906, 922, 921, 945, + 957, 957, 1055, 1055, 1088, 1118, 1124, 1125, 1131, 1132, + 1139, 1144, 1156, 1170, 1172, 1180, 1185, 1187, 1195, 1197, + 1206, 1207, 1215, 1220, 1220, 1231, 1235, 1243, 1244, 1247, + 1249, 1254, 1255, 1264, 1265, 1270, 1275, 1281, 1283, 1285, + 1292, 1293, 1299, 1300, 1305, 1307, 1312, 1314, 1322, 1327, + 1336, 1343, 1345, 1347, 1363, 1373, 1380, 1382, 1387, 1389, + 1391, 1399, 1401, 1406, 1408, 1413, 1415, 1417, 1467, 1469, + 1471, 1473, 1475, 1477, 1479, 1481, 1495, 1500, 1505, 1530, + 1536, 1538, 1540, 1542, 1544, 1546, 1551, 1555, 1587, 1589, + 1595, 1601, 1614, 1615, 1616, 1621, 1626, 1630, 1634, 1649, + 1662, 1667, 1704, 1733, 1734, 1740, 1741, 1746, 1748, 1755, + 1772, 1789, 1791, 1798, 1803, 1811, 1821, 1833, 1842, 1846, + 1850, 1854, 1858, 1862, 1865, 1867, 1871, 1875, 1879 }; #endif @@ -1848,24 +1849,24 @@ yyreduce: switch (yyn) { case 3: -#line 207 "awkgram.y" /* yacc.c:1646 */ +#line 208 "awkgram.y" /* yacc.c:1646 */ { rule = 0; yyerrok; } -#line 1857 "awkgram.c" /* yacc.c:1646 */ +#line 1858 "awkgram.c" /* yacc.c:1646 */ break; case 5: -#line 213 "awkgram.y" /* yacc.c:1646 */ +#line 214 "awkgram.y" /* yacc.c:1646 */ { next_sourcefile(); } -#line 1865 "awkgram.c" /* yacc.c:1646 */ +#line 1866 "awkgram.c" /* yacc.c:1646 */ break; case 6: -#line 217 "awkgram.y" /* yacc.c:1646 */ +#line 218 "awkgram.y" /* yacc.c:1646 */ { rule = 0; /* @@ -1874,20 +1875,20 @@ yyreduce: */ /* yyerrok; */ } -#line 1878 "awkgram.c" /* yacc.c:1646 */ +#line 1879 "awkgram.c" /* yacc.c:1646 */ break; case 7: -#line 229 "awkgram.y" /* yacc.c:1646 */ +#line 230 "awkgram.y" /* yacc.c:1646 */ { (void) append_rule((yyvsp[-1]), (yyvsp[0])); first_rule = false; } -#line 1887 "awkgram.c" /* yacc.c:1646 */ +#line 1888 "awkgram.c" /* yacc.c:1646 */ break; case 8: -#line 234 "awkgram.y" /* yacc.c:1646 */ +#line 235 "awkgram.y" /* yacc.c:1646 */ { if (rule != Rule) { msg(_("%s blocks must have an action part"), ruletab[rule]); @@ -1898,39 +1899,41 @@ yyreduce: } else /* pattern rule with non-empty pattern */ (void) append_rule((yyvsp[-1]), NULL); } -#line 1902 "awkgram.c" /* yacc.c:1646 */ +#line 1903 "awkgram.c" /* yacc.c:1646 */ break; case 9: -#line 245 "awkgram.y" /* yacc.c:1646 */ +#line 246 "awkgram.y" /* yacc.c:1646 */ { in_function = NULL; (void) mk_function((yyvsp[-1]), (yyvsp[0])); yyerrok; } -#line 1912 "awkgram.c" /* yacc.c:1646 */ +#line 1913 "awkgram.c" /* yacc.c:1646 */ break; case 10: -#line 251 "awkgram.y" /* yacc.c:1646 */ +#line 252 "awkgram.y" /* yacc.c:1646 */ { want_source = false; + at_seen = false; yyerrok; } -#line 1921 "awkgram.c" /* yacc.c:1646 */ +#line 1923 "awkgram.c" /* yacc.c:1646 */ break; case 11: -#line 256 "awkgram.y" /* yacc.c:1646 */ +#line 258 "awkgram.y" /* yacc.c:1646 */ { want_source = false; + at_seen = false; yyerrok; } -#line 1930 "awkgram.c" /* yacc.c:1646 */ +#line 1933 "awkgram.c" /* yacc.c:1646 */ break; case 12: -#line 264 "awkgram.y" /* yacc.c:1646 */ +#line 267 "awkgram.y" /* yacc.c:1646 */ { if (include_source((yyvsp[0])) < 0) YYABORT; @@ -1938,23 +1941,23 @@ yyreduce: bcfree((yyvsp[0])); (yyval) = NULL; } -#line 1942 "awkgram.c" /* yacc.c:1646 */ +#line 1945 "awkgram.c" /* yacc.c:1646 */ break; case 13: -#line 272 "awkgram.y" /* yacc.c:1646 */ +#line 275 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 1948 "awkgram.c" /* yacc.c:1646 */ +#line 1951 "awkgram.c" /* yacc.c:1646 */ break; case 14: -#line 274 "awkgram.y" /* yacc.c:1646 */ +#line 277 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 1954 "awkgram.c" /* yacc.c:1646 */ +#line 1957 "awkgram.c" /* yacc.c:1646 */ break; case 15: -#line 279 "awkgram.y" /* yacc.c:1646 */ +#line 282 "awkgram.y" /* yacc.c:1646 */ { if (load_library((yyvsp[0])) < 0) YYABORT; @@ -1962,23 +1965,23 @@ yyreduce: bcfree((yyvsp[0])); (yyval) = NULL; } -#line 1966 "awkgram.c" /* yacc.c:1646 */ +#line 1969 "awkgram.c" /* yacc.c:1646 */ break; case 16: -#line 287 "awkgram.y" /* yacc.c:1646 */ +#line 290 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 1972 "awkgram.c" /* yacc.c:1646 */ +#line 1975 "awkgram.c" /* yacc.c:1646 */ break; case 17: -#line 289 "awkgram.y" /* yacc.c:1646 */ +#line 292 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 1978 "awkgram.c" /* yacc.c:1646 */ +#line 1981 "awkgram.c" /* yacc.c:1646 */ break; case 18: -#line 294 "awkgram.y" /* yacc.c:1646 */ +#line 297 "awkgram.y" /* yacc.c:1646 */ { rule = Rule; if (comment != NULL) { @@ -1987,11 +1990,11 @@ yyreduce: } else (yyval) = NULL; } -#line 1991 "awkgram.c" /* yacc.c:1646 */ +#line 1994 "awkgram.c" /* yacc.c:1646 */ break; case 19: -#line 303 "awkgram.y" /* yacc.c:1646 */ +#line 306 "awkgram.y" /* yacc.c:1646 */ { rule = Rule; if (comment != NULL) { @@ -2000,11 +2003,11 @@ yyreduce: } else (yyval) = (yyvsp[0]); } -#line 2004 "awkgram.c" /* yacc.c:1646 */ +#line 2007 "awkgram.c" /* yacc.c:1646 */ break; case 20: -#line 313 "awkgram.y" /* yacc.c:1646 */ +#line 316 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *tp; @@ -2034,11 +2037,11 @@ yyreduce: (yyval) = list_append(list_merge((yyvsp[-3]), (yyvsp[0])), tp); rule = Rule; } -#line 2038 "awkgram.c" /* yacc.c:1646 */ +#line 2041 "awkgram.c" /* yacc.c:1646 */ break; case 21: -#line 343 "awkgram.y" /* yacc.c:1646 */ +#line 346 "awkgram.y" /* yacc.c:1646 */ { static int begin_seen = 0; @@ -2052,11 +2055,11 @@ yyreduce: check_comment(); (yyval) = (yyvsp[0]); } -#line 2056 "awkgram.c" /* yacc.c:1646 */ +#line 2059 "awkgram.c" /* yacc.c:1646 */ break; case 22: -#line 357 "awkgram.y" /* yacc.c:1646 */ +#line 360 "awkgram.y" /* yacc.c:1646 */ { static int end_seen = 0; @@ -2070,11 +2073,11 @@ yyreduce: check_comment(); (yyval) = (yyvsp[0]); } -#line 2074 "awkgram.c" /* yacc.c:1646 */ +#line 2077 "awkgram.c" /* yacc.c:1646 */ break; case 23: -#line 371 "awkgram.y" /* yacc.c:1646 */ +#line 374 "awkgram.y" /* yacc.c:1646 */ { func_first = false; (yyvsp[0])->in_rule = rule = BEGINFILE; @@ -2082,11 +2085,11 @@ yyreduce: check_comment(); (yyval) = (yyvsp[0]); } -#line 2086 "awkgram.c" /* yacc.c:1646 */ +#line 2089 "awkgram.c" /* yacc.c:1646 */ break; case 24: -#line 379 "awkgram.y" /* yacc.c:1646 */ +#line 382 "awkgram.y" /* yacc.c:1646 */ { func_first = false; (yyvsp[0])->in_rule = rule = ENDFILE; @@ -2094,11 +2097,11 @@ yyreduce: check_comment(); (yyval) = (yyvsp[0]); } -#line 2098 "awkgram.c" /* yacc.c:1646 */ +#line 2101 "awkgram.c" /* yacc.c:1646 */ break; case 25: -#line 390 "awkgram.y" /* yacc.c:1646 */ +#line 393 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *ip; if ((yyvsp[-3]) == NULL) @@ -2107,39 +2110,42 @@ yyreduce: ip = (yyvsp[-3]); (yyval) = ip; } -#line 2111 "awkgram.c" /* yacc.c:1646 */ +#line 2114 "awkgram.c" /* yacc.c:1646 */ break; case 26: -#line 402 "awkgram.y" /* yacc.c:1646 */ +#line 405 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 2117 "awkgram.c" /* yacc.c:1646 */ +#line 2120 "awkgram.c" /* yacc.c:1646 */ break; case 27: -#line 404 "awkgram.y" /* yacc.c:1646 */ +#line 407 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 2123 "awkgram.c" /* yacc.c:1646 */ +#line 2126 "awkgram.c" /* yacc.c:1646 */ break; case 28: -#line 406 "awkgram.y" /* yacc.c:1646 */ +#line 409 "awkgram.y" /* yacc.c:1646 */ { yyerror(_("`%s' is a built-in function, it cannot be redefined"), tokstart); YYABORT; } -#line 2133 "awkgram.c" /* yacc.c:1646 */ +#line 2136 "awkgram.c" /* yacc.c:1646 */ break; case 29: -#line 412 "awkgram.y" /* yacc.c:1646 */ - { (yyval) = (yyvsp[0]); } -#line 2139 "awkgram.c" /* yacc.c:1646 */ +#line 415 "awkgram.y" /* yacc.c:1646 */ + { + (yyval) = (yyvsp[0]); + at_seen = false; + } +#line 2145 "awkgram.c" /* yacc.c:1646 */ break; case 32: -#line 422 "awkgram.y" /* yacc.c:1646 */ +#line 428 "awkgram.y" /* yacc.c:1646 */ { /* * treat any comments between BOF and the first function @@ -2166,17 +2172,17 @@ yyreduce: /* $4 already free'd in install_function */ (yyval) = (yyvsp[-5]); } -#line 2170 "awkgram.c" /* yacc.c:1646 */ +#line 2176 "awkgram.c" /* yacc.c:1646 */ break; case 33: -#line 456 "awkgram.y" /* yacc.c:1646 */ +#line 462 "awkgram.y" /* yacc.c:1646 */ { want_regexp = true; } -#line 2176 "awkgram.c" /* yacc.c:1646 */ +#line 2182 "awkgram.c" /* yacc.c:1646 */ break; case 34: -#line 458 "awkgram.y" /* yacc.c:1646 */ +#line 464 "awkgram.y" /* yacc.c:1646 */ { NODE *n, *exp; char *re; @@ -2205,28 +2211,28 @@ yyreduce: (yyval)->opcode = Op_match_rec; (yyval)->memory = n; } -#line 2209 "awkgram.c" /* yacc.c:1646 */ +#line 2215 "awkgram.c" /* yacc.c:1646 */ break; case 35: -#line 490 "awkgram.y" /* yacc.c:1646 */ +#line 496 "awkgram.y" /* yacc.c:1646 */ { bcfree((yyvsp[0])); } -#line 2215 "awkgram.c" /* yacc.c:1646 */ +#line 2221 "awkgram.c" /* yacc.c:1646 */ break; case 37: -#line 496 "awkgram.y" /* yacc.c:1646 */ +#line 502 "awkgram.y" /* yacc.c:1646 */ { if (comment != NULL) { (yyval) = list_create(comment); comment = NULL; } else (yyval) = NULL; } -#line 2226 "awkgram.c" /* yacc.c:1646 */ +#line 2232 "awkgram.c" /* yacc.c:1646 */ break; case 38: -#line 503 "awkgram.y" /* yacc.c:1646 */ +#line 509 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[0]) == NULL) { if (comment == NULL) @@ -2254,40 +2260,40 @@ yyreduce: } yyerrok; } -#line 2258 "awkgram.c" /* yacc.c:1646 */ +#line 2264 "awkgram.c" /* yacc.c:1646 */ break; case 39: -#line 531 "awkgram.y" /* yacc.c:1646 */ +#line 537 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 2264 "awkgram.c" /* yacc.c:1646 */ +#line 2270 "awkgram.c" /* yacc.c:1646 */ break; case 42: -#line 541 "awkgram.y" /* yacc.c:1646 */ +#line 547 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 2270 "awkgram.c" /* yacc.c:1646 */ +#line 2276 "awkgram.c" /* yacc.c:1646 */ break; case 43: -#line 543 "awkgram.y" /* yacc.c:1646 */ +#line 549 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 2276 "awkgram.c" /* yacc.c:1646 */ +#line 2282 "awkgram.c" /* yacc.c:1646 */ break; case 44: -#line 545 "awkgram.y" /* yacc.c:1646 */ +#line 551 "awkgram.y" /* yacc.c:1646 */ { if (do_pretty_print) (yyval) = list_prepend((yyvsp[0]), instruction(Op_exec_count)); else (yyval) = (yyvsp[0]); } -#line 2287 "awkgram.c" /* yacc.c:1646 */ +#line 2293 "awkgram.c" /* yacc.c:1646 */ break; case 45: -#line 552 "awkgram.y" /* yacc.c:1646 */ +#line 558 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *dflt, *curr = NULL, *cexp, *cstmt; INSTRUCTION *ip, *nextc, *tbreak; @@ -2377,11 +2383,11 @@ yyreduce: break_allowed--; fix_break_continue(ip, tbreak, NULL); } -#line 2381 "awkgram.c" /* yacc.c:1646 */ +#line 2387 "awkgram.c" /* yacc.c:1646 */ break; case 46: -#line 642 "awkgram.y" /* yacc.c:1646 */ +#line 648 "awkgram.y" /* yacc.c:1646 */ { /* * ----------------- @@ -2423,11 +2429,11 @@ yyreduce: continue_allowed--; fix_break_continue(ip, tbreak, tcont); } -#line 2427 "awkgram.c" /* yacc.c:1646 */ +#line 2433 "awkgram.c" /* yacc.c:1646 */ break; case 47: -#line 684 "awkgram.y" /* yacc.c:1646 */ +#line 690 "awkgram.y" /* yacc.c:1646 */ { /* * ----------------- @@ -2469,11 +2475,11 @@ yyreduce: } /* else $1 and $4 are NULLs */ } -#line 2473 "awkgram.c" /* yacc.c:1646 */ +#line 2479 "awkgram.c" /* yacc.c:1646 */ break; case 48: -#line 726 "awkgram.y" /* yacc.c:1646 */ +#line 732 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *ip; char *var_name = (yyvsp[-5])->lextok; @@ -2586,44 +2592,44 @@ regular_loop: break_allowed--; continue_allowed--; } -#line 2590 "awkgram.c" /* yacc.c:1646 */ +#line 2596 "awkgram.c" /* yacc.c:1646 */ break; case 49: -#line 839 "awkgram.y" /* yacc.c:1646 */ +#line 845 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_for_loop((yyvsp[-11]), (yyvsp[-9]), (yyvsp[-6]), (yyvsp[-3]), (yyvsp[0])); break_allowed--; continue_allowed--; } -#line 2601 "awkgram.c" /* yacc.c:1646 */ +#line 2607 "awkgram.c" /* yacc.c:1646 */ break; case 50: -#line 846 "awkgram.y" /* yacc.c:1646 */ +#line 852 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_for_loop((yyvsp[-10]), (yyvsp[-8]), (INSTRUCTION *) NULL, (yyvsp[-3]), (yyvsp[0])); break_allowed--; continue_allowed--; } -#line 2612 "awkgram.c" /* yacc.c:1646 */ +#line 2618 "awkgram.c" /* yacc.c:1646 */ break; case 51: -#line 853 "awkgram.y" /* yacc.c:1646 */ +#line 859 "awkgram.y" /* yacc.c:1646 */ { if (do_pretty_print) (yyval) = list_prepend((yyvsp[0]), instruction(Op_exec_count)); else (yyval) = (yyvsp[0]); } -#line 2623 "awkgram.c" /* yacc.c:1646 */ +#line 2629 "awkgram.c" /* yacc.c:1646 */ break; case 52: -#line 863 "awkgram.y" /* yacc.c:1646 */ +#line 869 "awkgram.y" /* yacc.c:1646 */ { if (! break_allowed) error_ln((yyvsp[-1])->source_line, @@ -2632,11 +2638,11 @@ regular_loop: (yyval) = list_create((yyvsp[-1])); } -#line 2636 "awkgram.c" /* yacc.c:1646 */ +#line 2642 "awkgram.c" /* yacc.c:1646 */ break; case 53: -#line 872 "awkgram.y" /* yacc.c:1646 */ +#line 878 "awkgram.y" /* yacc.c:1646 */ { if (! continue_allowed) error_ln((yyvsp[-1])->source_line, @@ -2645,11 +2651,11 @@ regular_loop: (yyval) = list_create((yyvsp[-1])); } -#line 2649 "awkgram.c" /* yacc.c:1646 */ +#line 2655 "awkgram.c" /* yacc.c:1646 */ break; case 54: -#line 881 "awkgram.y" /* yacc.c:1646 */ +#line 887 "awkgram.y" /* yacc.c:1646 */ { /* if inside function (rule = 0), resolve context at run-time */ if (rule && rule != Rule) @@ -2658,11 +2664,11 @@ regular_loop: (yyvsp[-1])->target_jmp = ip_rec; (yyval) = list_create((yyvsp[-1])); } -#line 2662 "awkgram.c" /* yacc.c:1646 */ +#line 2668 "awkgram.c" /* yacc.c:1646 */ break; case 55: -#line 890 "awkgram.y" /* yacc.c:1646 */ +#line 896 "awkgram.y" /* yacc.c:1646 */ { /* if inside function (rule = 0), resolve context at run-time */ if (rule == BEGIN || rule == END || rule == ENDFILE) @@ -2673,11 +2679,11 @@ regular_loop: (yyvsp[-1])->target_endfile = ip_endfile; (yyval) = list_create((yyvsp[-1])); } -#line 2677 "awkgram.c" /* yacc.c:1646 */ +#line 2683 "awkgram.c" /* yacc.c:1646 */ break; case 56: -#line 901 "awkgram.y" /* yacc.c:1646 */ +#line 907 "awkgram.y" /* yacc.c:1646 */ { /* Initialize the two possible jump targets, the actual target * is resolved at run-time. @@ -2692,20 +2698,20 @@ regular_loop: } else (yyval) = list_append((yyvsp[-1]), (yyvsp[-2])); } -#line 2696 "awkgram.c" /* yacc.c:1646 */ +#line 2702 "awkgram.c" /* yacc.c:1646 */ break; case 57: -#line 916 "awkgram.y" /* yacc.c:1646 */ +#line 922 "awkgram.y" /* yacc.c:1646 */ { if (! in_function) yyerror(_("`return' used outside function context")); } -#line 2705 "awkgram.c" /* yacc.c:1646 */ +#line 2711 "awkgram.c" /* yacc.c:1646 */ break; case 58: -#line 919 "awkgram.y" /* yacc.c:1646 */ +#line 925 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[-1]) == NULL) { (yyval) = list_create((yyvsp[-3])); @@ -2726,17 +2732,17 @@ regular_loop: (yyval) = list_append((yyvsp[-1]), (yyvsp[-3])); } } -#line 2730 "awkgram.c" /* yacc.c:1646 */ +#line 2736 "awkgram.c" /* yacc.c:1646 */ break; case 60: -#line 951 "awkgram.y" /* yacc.c:1646 */ +#line 957 "awkgram.y" /* yacc.c:1646 */ { in_print = true; in_parens = 0; } -#line 2736 "awkgram.c" /* yacc.c:1646 */ +#line 2742 "awkgram.c" /* yacc.c:1646 */ break; case 61: -#line 952 "awkgram.y" /* yacc.c:1646 */ +#line 958 "awkgram.y" /* yacc.c:1646 */ { /* * Optimization: plain `print' has no expression list, so $3 is null. @@ -2833,17 +2839,17 @@ regular_print: } } } -#line 2837 "awkgram.c" /* yacc.c:1646 */ +#line 2843 "awkgram.c" /* yacc.c:1646 */ break; case 62: -#line 1049 "awkgram.y" /* yacc.c:1646 */ +#line 1055 "awkgram.y" /* yacc.c:1646 */ { sub_counter = 0; } -#line 2843 "awkgram.c" /* yacc.c:1646 */ +#line 2849 "awkgram.c" /* yacc.c:1646 */ break; case 63: -#line 1050 "awkgram.y" /* yacc.c:1646 */ +#line 1056 "awkgram.y" /* yacc.c:1646 */ { char *arr = (yyvsp[-2])->lextok; @@ -2876,11 +2882,11 @@ regular_print: (yyval) = list_append(list_append((yyvsp[0]), (yyvsp[-2])), (yyvsp[-3])); } } -#line 2880 "awkgram.c" /* yacc.c:1646 */ +#line 2886 "awkgram.c" /* yacc.c:1646 */ break; case 64: -#line 1087 "awkgram.y" /* yacc.c:1646 */ +#line 1093 "awkgram.y" /* yacc.c:1646 */ { static bool warned = false; char *arr = (yyvsp[-1])->lextok; @@ -2906,52 +2912,52 @@ regular_print: fatal(_("`delete' is not allowed with FUNCTAB")); } } -#line 2910 "awkgram.c" /* yacc.c:1646 */ +#line 2916 "awkgram.c" /* yacc.c:1646 */ break; case 65: -#line 1113 "awkgram.y" /* yacc.c:1646 */ +#line 1119 "awkgram.y" /* yacc.c:1646 */ { (yyval) = optimize_assignment((yyvsp[0])); } -#line 2916 "awkgram.c" /* yacc.c:1646 */ +#line 2922 "awkgram.c" /* yacc.c:1646 */ break; case 66: -#line 1118 "awkgram.y" /* yacc.c:1646 */ +#line 1124 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 2922 "awkgram.c" /* yacc.c:1646 */ +#line 2928 "awkgram.c" /* yacc.c:1646 */ break; case 67: -#line 1120 "awkgram.y" /* yacc.c:1646 */ +#line 1126 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 2928 "awkgram.c" /* yacc.c:1646 */ +#line 2934 "awkgram.c" /* yacc.c:1646 */ break; case 68: -#line 1125 "awkgram.y" /* yacc.c:1646 */ +#line 1131 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 2934 "awkgram.c" /* yacc.c:1646 */ +#line 2940 "awkgram.c" /* yacc.c:1646 */ break; case 69: -#line 1127 "awkgram.y" /* yacc.c:1646 */ +#line 1133 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[-1]) == NULL) (yyval) = list_create((yyvsp[0])); else (yyval) = list_prepend((yyvsp[-1]), (yyvsp[0])); } -#line 2945 "awkgram.c" /* yacc.c:1646 */ +#line 2951 "awkgram.c" /* yacc.c:1646 */ break; case 70: -#line 1134 "awkgram.y" /* yacc.c:1646 */ +#line 1140 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 2951 "awkgram.c" /* yacc.c:1646 */ +#line 2957 "awkgram.c" /* yacc.c:1646 */ break; case 71: -#line 1139 "awkgram.y" /* yacc.c:1646 */ +#line 1145 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *casestmt = (yyvsp[0]); if ((yyvsp[0]) == NULL) @@ -2963,11 +2969,11 @@ regular_print: bcfree((yyvsp[-2])); (yyval) = (yyvsp[-4]); } -#line 2967 "awkgram.c" /* yacc.c:1646 */ +#line 2973 "awkgram.c" /* yacc.c:1646 */ break; case 72: -#line 1151 "awkgram.y" /* yacc.c:1646 */ +#line 1157 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *casestmt = (yyvsp[0]); if ((yyvsp[0]) == NULL) @@ -2978,17 +2984,17 @@ regular_print: (yyvsp[-3])->case_stmt = casestmt; (yyval) = (yyvsp[-3]); } -#line 2982 "awkgram.c" /* yacc.c:1646 */ +#line 2988 "awkgram.c" /* yacc.c:1646 */ break; case 73: -#line 1165 "awkgram.y" /* yacc.c:1646 */ +#line 1171 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 2988 "awkgram.c" /* yacc.c:1646 */ +#line 2994 "awkgram.c" /* yacc.c:1646 */ break; case 74: -#line 1167 "awkgram.y" /* yacc.c:1646 */ +#line 1173 "awkgram.y" /* yacc.c:1646 */ { NODE *n = (yyvsp[0])->memory; (void) force_number(n); @@ -2996,71 +3002,71 @@ regular_print: bcfree((yyvsp[-1])); (yyval) = (yyvsp[0]); } -#line 3000 "awkgram.c" /* yacc.c:1646 */ +#line 3006 "awkgram.c" /* yacc.c:1646 */ break; case 75: -#line 1175 "awkgram.y" /* yacc.c:1646 */ +#line 1181 "awkgram.y" /* yacc.c:1646 */ { bcfree((yyvsp[-1])); (yyval) = (yyvsp[0]); } -#line 3009 "awkgram.c" /* yacc.c:1646 */ +#line 3015 "awkgram.c" /* yacc.c:1646 */ break; case 76: -#line 1180 "awkgram.y" /* yacc.c:1646 */ +#line 1186 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3015 "awkgram.c" /* yacc.c:1646 */ +#line 3021 "awkgram.c" /* yacc.c:1646 */ break; case 77: -#line 1182 "awkgram.y" /* yacc.c:1646 */ +#line 1188 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_push_re; (yyval) = (yyvsp[0]); } -#line 3024 "awkgram.c" /* yacc.c:1646 */ +#line 3030 "awkgram.c" /* yacc.c:1646 */ break; case 78: -#line 1190 "awkgram.y" /* yacc.c:1646 */ +#line 1196 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3030 "awkgram.c" /* yacc.c:1646 */ +#line 3036 "awkgram.c" /* yacc.c:1646 */ break; case 79: -#line 1192 "awkgram.y" /* yacc.c:1646 */ +#line 1198 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3036 "awkgram.c" /* yacc.c:1646 */ +#line 3042 "awkgram.c" /* yacc.c:1646 */ break; case 81: -#line 1202 "awkgram.y" /* yacc.c:1646 */ +#line 1208 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 3044 "awkgram.c" /* yacc.c:1646 */ +#line 3050 "awkgram.c" /* yacc.c:1646 */ break; case 82: -#line 1209 "awkgram.y" /* yacc.c:1646 */ +#line 1215 "awkgram.y" /* yacc.c:1646 */ { in_print = false; in_parens = 0; (yyval) = NULL; } -#line 3054 "awkgram.c" /* yacc.c:1646 */ +#line 3060 "awkgram.c" /* yacc.c:1646 */ break; case 83: -#line 1214 "awkgram.y" /* yacc.c:1646 */ +#line 1220 "awkgram.y" /* yacc.c:1646 */ { in_print = false; in_parens = 0; } -#line 3060 "awkgram.c" /* yacc.c:1646 */ +#line 3066 "awkgram.c" /* yacc.c:1646 */ break; case 84: -#line 1215 "awkgram.y" /* yacc.c:1646 */ +#line 1221 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[-2])->redir_type == redirect_twoway && (yyvsp[0])->lasti->opcode == Op_K_getline_redir @@ -3068,136 +3074,136 @@ regular_print: yyerror(_("multistage two-way pipelines don't work")); (yyval) = list_prepend((yyvsp[0]), (yyvsp[-2])); } -#line 3072 "awkgram.c" /* yacc.c:1646 */ +#line 3078 "awkgram.c" /* yacc.c:1646 */ break; case 85: -#line 1226 "awkgram.y" /* yacc.c:1646 */ +#line 1232 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_condition((yyvsp[-3]), (yyvsp[-5]), (yyvsp[0]), NULL, NULL); } -#line 3080 "awkgram.c" /* yacc.c:1646 */ +#line 3086 "awkgram.c" /* yacc.c:1646 */ break; case 86: -#line 1231 "awkgram.y" /* yacc.c:1646 */ +#line 1237 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_condition((yyvsp[-6]), (yyvsp[-8]), (yyvsp[-3]), (yyvsp[-2]), (yyvsp[0])); } -#line 3088 "awkgram.c" /* yacc.c:1646 */ +#line 3094 "awkgram.c" /* yacc.c:1646 */ break; case 91: -#line 1248 "awkgram.y" /* yacc.c:1646 */ +#line 1254 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3094 "awkgram.c" /* yacc.c:1646 */ +#line 3100 "awkgram.c" /* yacc.c:1646 */ break; case 92: -#line 1250 "awkgram.y" /* yacc.c:1646 */ +#line 1256 "awkgram.y" /* yacc.c:1646 */ { bcfree((yyvsp[-1])); (yyval) = (yyvsp[0]); } -#line 3103 "awkgram.c" /* yacc.c:1646 */ +#line 3109 "awkgram.c" /* yacc.c:1646 */ break; case 93: -#line 1258 "awkgram.y" /* yacc.c:1646 */ +#line 1264 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3109 "awkgram.c" /* yacc.c:1646 */ +#line 3115 "awkgram.c" /* yacc.c:1646 */ break; case 94: -#line 1260 "awkgram.y" /* yacc.c:1646 */ +#line 1266 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3115 "awkgram.c" /* yacc.c:1646 */ +#line 3121 "awkgram.c" /* yacc.c:1646 */ break; case 95: -#line 1265 "awkgram.y" /* yacc.c:1646 */ +#line 1271 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->param_count = 0; (yyval) = list_create((yyvsp[0])); } -#line 3124 "awkgram.c" /* yacc.c:1646 */ +#line 3130 "awkgram.c" /* yacc.c:1646 */ break; case 96: -#line 1270 "awkgram.y" /* yacc.c:1646 */ +#line 1276 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->param_count = (yyvsp[-2])->lasti->param_count + 1; (yyval) = list_append((yyvsp[-2]), (yyvsp[0])); yyerrok; } -#line 3134 "awkgram.c" /* yacc.c:1646 */ +#line 3140 "awkgram.c" /* yacc.c:1646 */ break; case 97: -#line 1276 "awkgram.y" /* yacc.c:1646 */ +#line 1282 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3140 "awkgram.c" /* yacc.c:1646 */ +#line 3146 "awkgram.c" /* yacc.c:1646 */ break; case 98: -#line 1278 "awkgram.y" /* yacc.c:1646 */ +#line 1284 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 3146 "awkgram.c" /* yacc.c:1646 */ +#line 3152 "awkgram.c" /* yacc.c:1646 */ break; case 99: -#line 1280 "awkgram.y" /* yacc.c:1646 */ +#line 1286 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-2]); } -#line 3152 "awkgram.c" /* yacc.c:1646 */ +#line 3158 "awkgram.c" /* yacc.c:1646 */ break; case 100: -#line 1286 "awkgram.y" /* yacc.c:1646 */ +#line 1292 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3158 "awkgram.c" /* yacc.c:1646 */ +#line 3164 "awkgram.c" /* yacc.c:1646 */ break; case 101: -#line 1288 "awkgram.y" /* yacc.c:1646 */ +#line 1294 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3164 "awkgram.c" /* yacc.c:1646 */ +#line 3170 "awkgram.c" /* yacc.c:1646 */ break; case 102: -#line 1293 "awkgram.y" /* yacc.c:1646 */ +#line 1299 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3170 "awkgram.c" /* yacc.c:1646 */ +#line 3176 "awkgram.c" /* yacc.c:1646 */ break; case 103: -#line 1295 "awkgram.y" /* yacc.c:1646 */ +#line 1301 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3176 "awkgram.c" /* yacc.c:1646 */ +#line 3182 "awkgram.c" /* yacc.c:1646 */ break; case 104: -#line 1300 "awkgram.y" /* yacc.c:1646 */ +#line 1306 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_expression_list(NULL, (yyvsp[0])); } -#line 3182 "awkgram.c" /* yacc.c:1646 */ +#line 3188 "awkgram.c" /* yacc.c:1646 */ break; case 105: -#line 1302 "awkgram.y" /* yacc.c:1646 */ +#line 1308 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0])); yyerrok; } -#line 3191 "awkgram.c" /* yacc.c:1646 */ +#line 3197 "awkgram.c" /* yacc.c:1646 */ break; case 106: -#line 1307 "awkgram.y" /* yacc.c:1646 */ +#line 1313 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3197 "awkgram.c" /* yacc.c:1646 */ +#line 3203 "awkgram.c" /* yacc.c:1646 */ break; case 107: -#line 1309 "awkgram.y" /* yacc.c:1646 */ +#line 1315 "awkgram.y" /* yacc.c:1646 */ { /* * Returning the expression list instead of NULL lets @@ -3205,52 +3211,52 @@ regular_print: */ (yyval) = (yyvsp[-1]); } -#line 3209 "awkgram.c" /* yacc.c:1646 */ +#line 3215 "awkgram.c" /* yacc.c:1646 */ break; case 108: -#line 1317 "awkgram.y" /* yacc.c:1646 */ +#line 1323 "awkgram.y" /* yacc.c:1646 */ { /* Ditto */ (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0])); } -#line 3218 "awkgram.c" /* yacc.c:1646 */ +#line 3224 "awkgram.c" /* yacc.c:1646 */ break; case 109: -#line 1322 "awkgram.y" /* yacc.c:1646 */ +#line 1328 "awkgram.y" /* yacc.c:1646 */ { /* Ditto */ (yyval) = (yyvsp[-2]); } -#line 3227 "awkgram.c" /* yacc.c:1646 */ +#line 3233 "awkgram.c" /* yacc.c:1646 */ break; case 110: -#line 1331 "awkgram.y" /* yacc.c:1646 */ +#line 1337 "awkgram.y" /* yacc.c:1646 */ { if (do_lint && (yyvsp[0])->lasti->opcode == Op_match_rec) lintwarn_ln((yyvsp[-1])->source_line, _("regular expression on right of assignment")); (yyval) = mk_assignment((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3238 "awkgram.c" /* yacc.c:1646 */ +#line 3244 "awkgram.c" /* yacc.c:1646 */ break; case 111: -#line 1338 "awkgram.y" /* yacc.c:1646 */ +#line 1344 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3244 "awkgram.c" /* yacc.c:1646 */ +#line 3250 "awkgram.c" /* yacc.c:1646 */ break; case 112: -#line 1340 "awkgram.y" /* yacc.c:1646 */ +#line 1346 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3250 "awkgram.c" /* yacc.c:1646 */ +#line 3256 "awkgram.c" /* yacc.c:1646 */ break; case 113: -#line 1342 "awkgram.y" /* yacc.c:1646 */ +#line 1348 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[-2])->lasti->opcode == Op_match_rec) warning_ln((yyvsp[-1])->source_line, @@ -3266,11 +3272,11 @@ regular_print: (yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1])); } } -#line 3270 "awkgram.c" /* yacc.c:1646 */ +#line 3276 "awkgram.c" /* yacc.c:1646 */ break; case 114: -#line 1358 "awkgram.y" /* yacc.c:1646 */ +#line 1364 "awkgram.y" /* yacc.c:1646 */ { if (do_lint_old) warning_ln((yyvsp[-1])->source_line, @@ -3280,91 +3286,91 @@ regular_print: (yyvsp[-1])->expr_count = 1; (yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1])); } -#line 3284 "awkgram.c" /* yacc.c:1646 */ +#line 3290 "awkgram.c" /* yacc.c:1646 */ break; case 115: -#line 1368 "awkgram.y" /* yacc.c:1646 */ +#line 1374 "awkgram.y" /* yacc.c:1646 */ { if (do_lint && (yyvsp[0])->lasti->opcode == Op_match_rec) lintwarn_ln((yyvsp[-1])->source_line, _("regular expression on right of comparison")); (yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1])); } -#line 3295 "awkgram.c" /* yacc.c:1646 */ +#line 3301 "awkgram.c" /* yacc.c:1646 */ break; case 116: -#line 1375 "awkgram.y" /* yacc.c:1646 */ +#line 1381 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_condition((yyvsp[-4]), (yyvsp[-3]), (yyvsp[-2]), (yyvsp[-1]), (yyvsp[0])); } -#line 3301 "awkgram.c" /* yacc.c:1646 */ +#line 3307 "awkgram.c" /* yacc.c:1646 */ break; case 117: -#line 1377 "awkgram.y" /* yacc.c:1646 */ +#line 1383 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3307 "awkgram.c" /* yacc.c:1646 */ +#line 3313 "awkgram.c" /* yacc.c:1646 */ break; case 118: -#line 1382 "awkgram.y" /* yacc.c:1646 */ +#line 1388 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3313 "awkgram.c" /* yacc.c:1646 */ +#line 3319 "awkgram.c" /* yacc.c:1646 */ break; case 119: -#line 1384 "awkgram.y" /* yacc.c:1646 */ +#line 1390 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3319 "awkgram.c" /* yacc.c:1646 */ +#line 3325 "awkgram.c" /* yacc.c:1646 */ break; case 120: -#line 1386 "awkgram.y" /* yacc.c:1646 */ +#line 1392 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_assign_quotient; (yyval) = (yyvsp[0]); } -#line 3328 "awkgram.c" /* yacc.c:1646 */ +#line 3334 "awkgram.c" /* yacc.c:1646 */ break; case 121: -#line 1394 "awkgram.y" /* yacc.c:1646 */ +#line 1400 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3334 "awkgram.c" /* yacc.c:1646 */ +#line 3340 "awkgram.c" /* yacc.c:1646 */ break; case 122: -#line 1396 "awkgram.y" /* yacc.c:1646 */ +#line 1402 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3340 "awkgram.c" /* yacc.c:1646 */ +#line 3346 "awkgram.c" /* yacc.c:1646 */ break; case 123: -#line 1401 "awkgram.y" /* yacc.c:1646 */ +#line 1407 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3346 "awkgram.c" /* yacc.c:1646 */ +#line 3352 "awkgram.c" /* yacc.c:1646 */ break; case 124: -#line 1403 "awkgram.y" /* yacc.c:1646 */ +#line 1409 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3352 "awkgram.c" /* yacc.c:1646 */ +#line 3358 "awkgram.c" /* yacc.c:1646 */ break; case 125: -#line 1408 "awkgram.y" /* yacc.c:1646 */ +#line 1414 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3358 "awkgram.c" /* yacc.c:1646 */ +#line 3364 "awkgram.c" /* yacc.c:1646 */ break; case 126: -#line 1410 "awkgram.y" /* yacc.c:1646 */ +#line 1416 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3364 "awkgram.c" /* yacc.c:1646 */ +#line 3370 "awkgram.c" /* yacc.c:1646 */ break; case 127: -#line 1412 "awkgram.y" /* yacc.c:1646 */ +#line 1418 "awkgram.y" /* yacc.c:1646 */ { int count = 2; bool is_simple_var = false; @@ -3411,47 +3417,47 @@ regular_print: max_args = count; } } -#line 3415 "awkgram.c" /* yacc.c:1646 */ +#line 3421 "awkgram.c" /* yacc.c:1646 */ break; case 129: -#line 1464 "awkgram.y" /* yacc.c:1646 */ +#line 1470 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3421 "awkgram.c" /* yacc.c:1646 */ +#line 3427 "awkgram.c" /* yacc.c:1646 */ break; case 130: -#line 1466 "awkgram.y" /* yacc.c:1646 */ +#line 1472 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3427 "awkgram.c" /* yacc.c:1646 */ +#line 3433 "awkgram.c" /* yacc.c:1646 */ break; case 131: -#line 1468 "awkgram.y" /* yacc.c:1646 */ +#line 1474 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3433 "awkgram.c" /* yacc.c:1646 */ +#line 3439 "awkgram.c" /* yacc.c:1646 */ break; case 132: -#line 1470 "awkgram.y" /* yacc.c:1646 */ +#line 1476 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3439 "awkgram.c" /* yacc.c:1646 */ +#line 3445 "awkgram.c" /* yacc.c:1646 */ break; case 133: -#line 1472 "awkgram.y" /* yacc.c:1646 */ +#line 1478 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3445 "awkgram.c" /* yacc.c:1646 */ +#line 3451 "awkgram.c" /* yacc.c:1646 */ break; case 134: -#line 1474 "awkgram.y" /* yacc.c:1646 */ +#line 1480 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3451 "awkgram.c" /* yacc.c:1646 */ +#line 3457 "awkgram.c" /* yacc.c:1646 */ break; case 135: -#line 1476 "awkgram.y" /* yacc.c:1646 */ +#line 1482 "awkgram.y" /* yacc.c:1646 */ { /* * In BEGINFILE/ENDFILE, allow `getline [var] < file' @@ -3465,29 +3471,29 @@ regular_print: _("non-redirected `getline' undefined inside END action")); (yyval) = mk_getline((yyvsp[-2]), (yyvsp[-1]), (yyvsp[0]), redirect_input); } -#line 3469 "awkgram.c" /* yacc.c:1646 */ +#line 3475 "awkgram.c" /* yacc.c:1646 */ break; case 136: -#line 1490 "awkgram.y" /* yacc.c:1646 */ +#line 1496 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_postincrement; (yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0])); } -#line 3478 "awkgram.c" /* yacc.c:1646 */ +#line 3484 "awkgram.c" /* yacc.c:1646 */ break; case 137: -#line 1495 "awkgram.y" /* yacc.c:1646 */ +#line 1501 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_postdecrement; (yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0])); } -#line 3487 "awkgram.c" /* yacc.c:1646 */ +#line 3493 "awkgram.c" /* yacc.c:1646 */ break; case 138: -#line 1500 "awkgram.y" /* yacc.c:1646 */ +#line 1506 "awkgram.y" /* yacc.c:1646 */ { if (do_lint_old) { warning_ln((yyvsp[-1])->source_line, @@ -3507,64 +3513,64 @@ regular_print: (yyval) = list_append(list_merge(t, (yyvsp[0])), (yyvsp[-1])); } } -#line 3511 "awkgram.c" /* yacc.c:1646 */ +#line 3517 "awkgram.c" /* yacc.c:1646 */ break; case 139: -#line 1525 "awkgram.y" /* yacc.c:1646 */ +#line 1531 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_getline((yyvsp[-1]), (yyvsp[0]), (yyvsp[-3]), (yyvsp[-2])->redir_type); bcfree((yyvsp[-2])); } -#line 3520 "awkgram.c" /* yacc.c:1646 */ +#line 3526 "awkgram.c" /* yacc.c:1646 */ break; case 140: -#line 1531 "awkgram.y" /* yacc.c:1646 */ +#line 1537 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3526 "awkgram.c" /* yacc.c:1646 */ +#line 3532 "awkgram.c" /* yacc.c:1646 */ break; case 141: -#line 1533 "awkgram.y" /* yacc.c:1646 */ +#line 1539 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3532 "awkgram.c" /* yacc.c:1646 */ +#line 3538 "awkgram.c" /* yacc.c:1646 */ break; case 142: -#line 1535 "awkgram.y" /* yacc.c:1646 */ +#line 1541 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3538 "awkgram.c" /* yacc.c:1646 */ +#line 3544 "awkgram.c" /* yacc.c:1646 */ break; case 143: -#line 1537 "awkgram.y" /* yacc.c:1646 */ +#line 1543 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3544 "awkgram.c" /* yacc.c:1646 */ +#line 3550 "awkgram.c" /* yacc.c:1646 */ break; case 144: -#line 1539 "awkgram.y" /* yacc.c:1646 */ +#line 1545 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3550 "awkgram.c" /* yacc.c:1646 */ +#line 3556 "awkgram.c" /* yacc.c:1646 */ break; case 145: -#line 1541 "awkgram.y" /* yacc.c:1646 */ +#line 1547 "awkgram.y" /* yacc.c:1646 */ { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); } -#line 3556 "awkgram.c" /* yacc.c:1646 */ +#line 3562 "awkgram.c" /* yacc.c:1646 */ break; case 146: -#line 1546 "awkgram.y" /* yacc.c:1646 */ +#line 1552 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_create((yyvsp[0])); } -#line 3564 "awkgram.c" /* yacc.c:1646 */ +#line 3570 "awkgram.c" /* yacc.c:1646 */ break; case 147: -#line 1550 "awkgram.y" /* yacc.c:1646 */ +#line 1556 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[0])->opcode == Op_match_rec) { (yyvsp[0])->opcode = Op_nomatch; @@ -3596,37 +3602,37 @@ regular_print: } } } -#line 3600 "awkgram.c" /* yacc.c:1646 */ +#line 3606 "awkgram.c" /* yacc.c:1646 */ break; case 148: -#line 1582 "awkgram.y" /* yacc.c:1646 */ +#line 1588 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 3606 "awkgram.c" /* yacc.c:1646 */ +#line 3612 "awkgram.c" /* yacc.c:1646 */ break; case 149: -#line 1584 "awkgram.y" /* yacc.c:1646 */ +#line 1590 "awkgram.y" /* yacc.c:1646 */ { (yyval) = snode((yyvsp[-1]), (yyvsp[-3])); if ((yyval) == NULL) YYABORT; } -#line 3616 "awkgram.c" /* yacc.c:1646 */ +#line 3622 "awkgram.c" /* yacc.c:1646 */ break; case 150: -#line 1590 "awkgram.y" /* yacc.c:1646 */ +#line 1596 "awkgram.y" /* yacc.c:1646 */ { (yyval) = snode((yyvsp[-1]), (yyvsp[-3])); if ((yyval) == NULL) YYABORT; } -#line 3626 "awkgram.c" /* yacc.c:1646 */ +#line 3632 "awkgram.c" /* yacc.c:1646 */ break; case 151: -#line 1596 "awkgram.y" /* yacc.c:1646 */ +#line 1602 "awkgram.y" /* yacc.c:1646 */ { static bool warned = false; @@ -3639,45 +3645,45 @@ regular_print: if ((yyval) == NULL) YYABORT; } -#line 3643 "awkgram.c" /* yacc.c:1646 */ +#line 3649 "awkgram.c" /* yacc.c:1646 */ break; case 154: -#line 1611 "awkgram.y" /* yacc.c:1646 */ +#line 1617 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[-1])->opcode = Op_preincrement; (yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1])); } -#line 3652 "awkgram.c" /* yacc.c:1646 */ +#line 3658 "awkgram.c" /* yacc.c:1646 */ break; case 155: -#line 1616 "awkgram.y" /* yacc.c:1646 */ +#line 1622 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[-1])->opcode = Op_predecrement; (yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1])); } -#line 3661 "awkgram.c" /* yacc.c:1646 */ +#line 3667 "awkgram.c" /* yacc.c:1646 */ break; case 156: -#line 1621 "awkgram.y" /* yacc.c:1646 */ +#line 1627 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_create((yyvsp[0])); } -#line 3669 "awkgram.c" /* yacc.c:1646 */ +#line 3675 "awkgram.c" /* yacc.c:1646 */ break; case 157: -#line 1625 "awkgram.y" /* yacc.c:1646 */ +#line 1631 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_create((yyvsp[0])); } -#line 3677 "awkgram.c" /* yacc.c:1646 */ +#line 3683 "awkgram.c" /* yacc.c:1646 */ break; case 158: -#line 1629 "awkgram.y" /* yacc.c:1646 */ +#line 1635 "awkgram.y" /* yacc.c:1646 */ { if ((yyvsp[0])->lasti->opcode == Op_push_i && ((yyvsp[0])->lasti->memory->flags & (STRCUR|STRING)) == 0 @@ -3692,11 +3698,11 @@ regular_print: (yyval) = list_append((yyvsp[0]), (yyvsp[-1])); } } -#line 3696 "awkgram.c" /* yacc.c:1646 */ +#line 3702 "awkgram.c" /* yacc.c:1646 */ break; case 159: -#line 1644 "awkgram.y" /* yacc.c:1646 */ +#line 1650 "awkgram.y" /* yacc.c:1646 */ { /* * was: $$ = $2 @@ -3706,20 +3712,20 @@ regular_print: (yyvsp[-1])->memory = make_number(0.0); (yyval) = list_append((yyvsp[0]), (yyvsp[-1])); } -#line 3710 "awkgram.c" /* yacc.c:1646 */ +#line 3716 "awkgram.c" /* yacc.c:1646 */ break; case 160: -#line 1657 "awkgram.y" /* yacc.c:1646 */ +#line 1663 "awkgram.y" /* yacc.c:1646 */ { func_use((yyvsp[0])->lasti->func_name, FUNC_USE); (yyval) = (yyvsp[0]); } -#line 3719 "awkgram.c" /* yacc.c:1646 */ +#line 3725 "awkgram.c" /* yacc.c:1646 */ break; case 161: -#line 1662 "awkgram.y" /* yacc.c:1646 */ +#line 1668 "awkgram.y" /* yacc.c:1646 */ { /* indirect function call */ INSTRUCTION *f, *t; @@ -3751,13 +3757,25 @@ regular_print: */ (yyval) = list_prepend((yyvsp[0]), t); + at_seen = false; } -#line 3756 "awkgram.c" /* yacc.c:1646 */ +#line 3763 "awkgram.c" /* yacc.c:1646 */ break; case 162: -#line 1698 "awkgram.y" /* yacc.c:1646 */ +#line 1705 "awkgram.y" /* yacc.c:1646 */ { + NODE *n; + + if (! at_seen) { + n = lookup((yyvsp[-3])->func_name); + if (n != NULL && n->type != Node_func + && n->type != Node_ext_func && n->type != Node_old_ext_func) { + error_ln((yyvsp[-3])->source_line, + _("attempt to use non-function `%s' in function call"), + (yyvsp[-3])->func_name); + } + } param_sanity((yyvsp[-1])); (yyvsp[-3])->opcode = Op_func_call; (yyvsp[-3])->func_body = NULL; @@ -3770,49 +3788,49 @@ regular_print: (yyval) = list_append(t, (yyvsp[-3])); } } -#line 3774 "awkgram.c" /* yacc.c:1646 */ +#line 3792 "awkgram.c" /* yacc.c:1646 */ break; case 163: -#line 1715 "awkgram.y" /* yacc.c:1646 */ +#line 1733 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3780 "awkgram.c" /* yacc.c:1646 */ +#line 3798 "awkgram.c" /* yacc.c:1646 */ break; case 164: -#line 1717 "awkgram.y" /* yacc.c:1646 */ +#line 1735 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3786 "awkgram.c" /* yacc.c:1646 */ +#line 3804 "awkgram.c" /* yacc.c:1646 */ break; case 165: -#line 1722 "awkgram.y" /* yacc.c:1646 */ +#line 1740 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3792 "awkgram.c" /* yacc.c:1646 */ +#line 3810 "awkgram.c" /* yacc.c:1646 */ break; case 166: -#line 1724 "awkgram.y" /* yacc.c:1646 */ +#line 1742 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 3798 "awkgram.c" /* yacc.c:1646 */ +#line 3816 "awkgram.c" /* yacc.c:1646 */ break; case 167: -#line 1729 "awkgram.y" /* yacc.c:1646 */ +#line 1747 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3804 "awkgram.c" /* yacc.c:1646 */ +#line 3822 "awkgram.c" /* yacc.c:1646 */ break; case 168: -#line 1731 "awkgram.y" /* yacc.c:1646 */ +#line 1749 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_merge((yyvsp[-1]), (yyvsp[0])); } -#line 3812 "awkgram.c" /* yacc.c:1646 */ +#line 3830 "awkgram.c" /* yacc.c:1646 */ break; case 169: -#line 1738 "awkgram.y" /* yacc.c:1646 */ +#line 1756 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *ip = (yyvsp[0])->lasti; int count = ip->sub_count; /* # of SUBSEP-seperated expressions */ @@ -3826,11 +3844,11 @@ regular_print: sub_counter++; /* count # of dimensions */ (yyval) = (yyvsp[0]); } -#line 3830 "awkgram.c" /* yacc.c:1646 */ +#line 3848 "awkgram.c" /* yacc.c:1646 */ break; case 170: -#line 1755 "awkgram.y" /* yacc.c:1646 */ +#line 1773 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *t = (yyvsp[-1]); if ((yyvsp[-1]) == NULL) { @@ -3844,31 +3862,31 @@ regular_print: (yyvsp[0])->sub_count = count_expressions(&t, false); (yyval) = list_append(t, (yyvsp[0])); } -#line 3848 "awkgram.c" /* yacc.c:1646 */ +#line 3866 "awkgram.c" /* yacc.c:1646 */ break; case 171: -#line 1772 "awkgram.y" /* yacc.c:1646 */ +#line 1790 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); } -#line 3854 "awkgram.c" /* yacc.c:1646 */ +#line 3872 "awkgram.c" /* yacc.c:1646 */ break; case 172: -#line 1774 "awkgram.y" /* yacc.c:1646 */ +#line 1792 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_merge((yyvsp[-1]), (yyvsp[0])); } -#line 3862 "awkgram.c" /* yacc.c:1646 */ +#line 3880 "awkgram.c" /* yacc.c:1646 */ break; case 173: -#line 1781 "awkgram.y" /* yacc.c:1646 */ +#line 1799 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[-1]); } -#line 3868 "awkgram.c" /* yacc.c:1646 */ +#line 3886 "awkgram.c" /* yacc.c:1646 */ break; case 174: -#line 1786 "awkgram.y" /* yacc.c:1646 */ +#line 1804 "awkgram.y" /* yacc.c:1646 */ { char *var_name = (yyvsp[0])->lextok; @@ -3876,22 +3894,22 @@ regular_print: (yyvsp[0])->memory = variable((yyvsp[0])->source_line, var_name, Node_var_new); (yyval) = list_create((yyvsp[0])); } -#line 3880 "awkgram.c" /* yacc.c:1646 */ +#line 3898 "awkgram.c" /* yacc.c:1646 */ break; case 175: -#line 1794 "awkgram.y" /* yacc.c:1646 */ +#line 1812 "awkgram.y" /* yacc.c:1646 */ { char *arr = (yyvsp[-1])->lextok; (yyvsp[-1])->memory = variable((yyvsp[-1])->source_line, arr, Node_var_new); (yyvsp[-1])->opcode = Op_push_array; (yyval) = list_prepend((yyvsp[0]), (yyvsp[-1])); } -#line 3891 "awkgram.c" /* yacc.c:1646 */ +#line 3909 "awkgram.c" /* yacc.c:1646 */ break; case 176: -#line 1804 "awkgram.y" /* yacc.c:1646 */ +#line 1822 "awkgram.y" /* yacc.c:1646 */ { INSTRUCTION *ip = (yyvsp[0])->nexti; if (ip->opcode == Op_push @@ -3903,73 +3921,73 @@ regular_print: } else (yyval) = (yyvsp[0]); } -#line 3907 "awkgram.c" /* yacc.c:1646 */ +#line 3925 "awkgram.c" /* yacc.c:1646 */ break; case 177: -#line 1816 "awkgram.y" /* yacc.c:1646 */ +#line 1834 "awkgram.y" /* yacc.c:1646 */ { (yyval) = list_append((yyvsp[-1]), (yyvsp[-2])); if ((yyvsp[0]) != NULL) mk_assignment((yyvsp[-1]), NULL, (yyvsp[0])); } -#line 3917 "awkgram.c" /* yacc.c:1646 */ +#line 3935 "awkgram.c" /* yacc.c:1646 */ break; case 178: -#line 1825 "awkgram.y" /* yacc.c:1646 */ +#line 1843 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_postincrement; } -#line 3925 "awkgram.c" /* yacc.c:1646 */ +#line 3943 "awkgram.c" /* yacc.c:1646 */ break; case 179: -#line 1829 "awkgram.y" /* yacc.c:1646 */ +#line 1847 "awkgram.y" /* yacc.c:1646 */ { (yyvsp[0])->opcode = Op_postdecrement; } -#line 3933 "awkgram.c" /* yacc.c:1646 */ +#line 3951 "awkgram.c" /* yacc.c:1646 */ break; case 180: -#line 1832 "awkgram.y" /* yacc.c:1646 */ +#line 1850 "awkgram.y" /* yacc.c:1646 */ { (yyval) = NULL; } -#line 3939 "awkgram.c" /* yacc.c:1646 */ +#line 3957 "awkgram.c" /* yacc.c:1646 */ break; case 182: -#line 1840 "awkgram.y" /* yacc.c:1646 */ +#line 1858 "awkgram.y" /* yacc.c:1646 */ { yyerrok; } -#line 3945 "awkgram.c" /* yacc.c:1646 */ +#line 3963 "awkgram.c" /* yacc.c:1646 */ break; case 183: -#line 1844 "awkgram.y" /* yacc.c:1646 */ +#line 1862 "awkgram.y" /* yacc.c:1646 */ { yyerrok; } -#line 3951 "awkgram.c" /* yacc.c:1646 */ +#line 3969 "awkgram.c" /* yacc.c:1646 */ break; case 186: -#line 1853 "awkgram.y" /* yacc.c:1646 */ +#line 1871 "awkgram.y" /* yacc.c:1646 */ { yyerrok; } -#line 3957 "awkgram.c" /* yacc.c:1646 */ +#line 3975 "awkgram.c" /* yacc.c:1646 */ break; case 187: -#line 1857 "awkgram.y" /* yacc.c:1646 */ +#line 1875 "awkgram.y" /* yacc.c:1646 */ { (yyval) = (yyvsp[0]); yyerrok; } -#line 3963 "awkgram.c" /* yacc.c:1646 */ +#line 3981 "awkgram.c" /* yacc.c:1646 */ break; case 188: -#line 1861 "awkgram.y" /* yacc.c:1646 */ +#line 1879 "awkgram.y" /* yacc.c:1646 */ { yyerrok; } -#line 3969 "awkgram.c" /* yacc.c:1646 */ +#line 3987 "awkgram.c" /* yacc.c:1646 */ break; -#line 3973 "awkgram.c" /* yacc.c:1646 */ +#line 3991 "awkgram.c" /* yacc.c:1646 */ default: break; } /* User semantic actions sometimes alter yychar, and that requires @@ -4197,7 +4215,7 @@ yyreturn: #endif return yyresult; } -#line 1863 "awkgram.y" /* yacc.c:1906 */ +#line 1881 "awkgram.y" /* yacc.c:1906 */ struct token { @@ -4736,6 +4754,9 @@ parse_program(INSTRUCTION **pcode) if (ret == 0) /* avoid spurious warning if parser aborted with YYABORT */ check_funcs(); + if (! check_param_names()) + errcount++; + if (args_array == NULL) emalloc(args_array, NODE **, (max_args + 2) * sizeof(NODE *), "parse_program"); else @@ -5665,6 +5686,7 @@ retry: return lasttok = NEWLINE; case '@': + at_seen = true; return lasttok = '@'; case '\\': @@ -87,6 +87,7 @@ static int one_line_close(int fd); static void split_comment(void); static void check_comment(void); +static bool at_seen = false; static bool want_source = false; static bool want_regexp = false; /* lexical scanning kludge */ static char *in_function; /* parsing kludge */ @@ -250,11 +251,13 @@ rule | '@' LEX_INCLUDE source statement_term { want_source = false; + at_seen = false; yyerrok; } | '@' LEX_LOAD library statement_term { want_source = false; + at_seen = false; yyerrok; } ; @@ -409,7 +412,10 @@ func_name YYABORT; } | '@' LEX_EVAL - { $$ = $2; } + { + $$ = $2; + at_seen = false; + } ; lex_builtin @@ -1690,12 +1696,24 @@ func_call */ $$ = list_prepend($2, t); + at_seen = false; } ; direct_func_call : FUNC_CALL '(' opt_expression_list r_paren { + NODE *n; + + if (! at_seen) { + n = lookup($1->func_name); + if (n != NULL && n->type != Node_func + && n->type != Node_ext_func && n->type != Node_old_ext_func) { + error_ln($1->source_line, + _("attempt to use non-function `%s' in function call"), + $1->func_name); + } + } param_sanity($3); $1->opcode = Op_func_call; $1->func_body = NULL; @@ -2398,6 +2416,9 @@ parse_program(INSTRUCTION **pcode) if (ret == 0) /* avoid spurious warning if parser aborted with YYABORT */ check_funcs(); + if (! check_param_names()) + errcount++; + if (args_array == NULL) emalloc(args_array, NODE **, (max_args + 2) * sizeof(NODE *), "parse_program"); else @@ -3327,6 +3348,7 @@ retry: return lasttok = NEWLINE; case '@': + at_seen = true; return lasttok = '@'; case '\\': diff --git a/doc/ChangeLog b/doc/ChangeLog index c91e2d4a..27dca3dc 100644 --- a/doc/ChangeLog +++ b/doc/ChangeLog @@ -1,3 +1,8 @@ +2015-01-30 Arnold D. Robbins <arnold@skeeve.com> + + * gawktexi.in: Document POSIX requirement that function parameters + cannot have the same name as a function. Fix indirectcall example. + 2015-01-27 Arnold D. Robbins <arnold@skeeve.com> * gawktexi.in: O'Reilly fixes. diff --git a/doc/gawk.info b/doc/gawk.info index caa2ead8..1c74fc99 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -13489,11 +13489,13 @@ the argument names are used to hold the argument values given in the call. A function cannot have two parameters with the same name, nor may it -have a parameter with the same name as the function itself. In -addition, according to the POSIX standard, function parameters cannot -have the same name as one of the special predefined variables (*note -Built-in Variables::). Not all versions of `awk' enforce this -restriction. +have a parameter with the same name as the function itself. + + CAUTION: According to the POSIX standard, function parameters + cannot have the same name as one of the special predefined + variables (*note Built-in Variables::), nor may a function + parameter have the same name as another function. Not all + versions of `awk' enforce these restrictions. Local variables act like the empty string if referenced where a string value is required, and like zero if referenced where a numeric @@ -14095,13 +14097,13 @@ using indirect function calls: # average --- return the average of the values in fields $first - $last - function average(first, last, sum, i) + function average(first, last, the_sum, i) { - sum = 0; + the_sum = 0; for (i = first; i <= last; i++) - sum += $i + the_sum += $i - return sum / (last - first + 1) + return the_sum / (last - first + 1) } # sum --- return the sum of the values in fields $first - $last @@ -32303,7 +32305,7 @@ Index * common extensions, \x escape sequence: Escape Sequences. (line 61) * common extensions, BINMODE variable: PC Using. (line 33) * common extensions, delete to delete entire arrays: Delete. (line 39) -* common extensions, func keyword: Definition Syntax. (line 93) +* common extensions, func keyword: Definition Syntax. (line 95) * common extensions, length() applied to an array: String Functions. (line 201) * common extensions, RS as a regexp: gawk split records. (line 6) @@ -32825,7 +32827,7 @@ Index * extensions, common, BINMODE variable: PC Using. (line 33) * extensions, common, delete to delete entire arrays: Delete. (line 39) * extensions, common, fflush() function: I/O Functions. (line 43) -* extensions, common, func keyword: Definition Syntax. (line 93) +* extensions, common, func keyword: Definition Syntax. (line 95) * extensions, common, length() applied to an array: String Functions. (line 201) * extensions, common, RS as a regexp: gawk split records. (line 6) @@ -33042,7 +33044,7 @@ Index * functions, library, user database, reading: Passwd Functions. (line 6) * functions, names of: Definition Syntax. (line 23) -* functions, recursive: Definition Syntax. (line 83) +* functions, recursive: Definition Syntax. (line 85) * functions, string-translation: I18N Functions. (line 6) * functions, undefined: Pass By Value/Reference. (line 68) @@ -33769,7 +33771,7 @@ Index (line 65) * portability, deleting array elements: Delete. (line 56) * portability, example programs: Library Functions. (line 42) -* portability, functions, defining: Definition Syntax. (line 109) +* portability, functions, defining: Definition Syntax. (line 111) * portability, gawk: New Ports. (line 6) * portability, gettext library and: Explaining gettext. (line 11) * portability, internationalization and: I18N Portability. (line 6) @@ -33814,7 +33816,7 @@ Index * POSIX awk, field separators and <1>: Full Line Fields. (line 16) * POSIX awk, field separators and: Fields. (line 6) * POSIX awk, FS variable and: User-modified. (line 60) -* POSIX awk, function keyword in: Definition Syntax. (line 93) +* POSIX awk, function keyword in: Definition Syntax. (line 95) * POSIX awk, functions and, gsub()/sub(): Gory Details. (line 90) * POSIX awk, functions and, length(): String Functions. (line 180) * POSIX awk, GNU long options and: Options. (line 15) @@ -33907,7 +33909,7 @@ Index * programming conventions, functions, calling: Calling Built-in. (line 10) * programming conventions, functions, writing: Definition Syntax. - (line 65) + (line 67) * programming conventions, gawk extensions: Internal File Ops. (line 45) * programming conventions, private variable names: Library Names. @@ -33976,7 +33978,7 @@ Index * records, splitting input into: Records. (line 6) * records, terminating: awk split records. (line 125) * records, treating files as: gawk split records. (line 93) -* recursive functions: Definition Syntax. (line 83) +* recursive functions: Definition Syntax. (line 85) * redirect gawk output, in debugger: Debugger Info. (line 72) * redirection of input: Getline/File. (line 6) * redirection of output: Redirection. (line 6) @@ -34145,7 +34147,7 @@ Index * set directory of message catalogs: I18N Functions. (line 12) * set watchpoint: Viewing And Changing Data. (line 67) -* shadowing of variable values: Definition Syntax. (line 71) +* shadowing of variable values: Definition Syntax. (line 73) * shell quoting, rules for: Quoting. (line 6) * shells, piping commands into: Redirection. (line 136) * shells, quoting: Using Shell Variables. @@ -34519,7 +34521,7 @@ Index * variables, predefined conveying information: Auto-set. (line 6) * variables, private: Library Names. (line 11) * variables, setting: Options. (line 32) -* variables, shadowing: Definition Syntax. (line 71) +* variables, shadowing: Definition Syntax. (line 73) * variables, types of: Assignment Ops. (line 40) * variables, types of, comparison expressions and: Typing and Comparison. (line 9) @@ -34876,303 +34878,303 @@ Node: Type Functions564425 Node: I18N Functions565576 Node: User-defined567221 Node: Definition Syntax568026 -Ref: Definition Syntax-Footnote-1573433 -Node: Function Example573504 -Ref: Function Example-Footnote-1576423 -Node: Function Caveats576445 -Node: Calling A Function576963 -Node: Variable Scope577921 -Node: Pass By Value/Reference580909 -Node: Return Statement584404 -Node: Dynamic Typing587385 -Node: Indirect Calls588314 -Ref: Indirect Calls-Footnote-1599616 -Node: Functions Summary599744 -Node: Library Functions602446 -Ref: Library Functions-Footnote-1606055 -Ref: Library Functions-Footnote-2606198 -Node: Library Names606369 -Ref: Library Names-Footnote-1609823 -Ref: Library Names-Footnote-2610046 -Node: General Functions610132 -Node: Strtonum Function611235 -Node: Assert Function614257 -Node: Round Function617581 -Node: Cliff Random Function619122 -Node: Ordinal Functions620138 -Ref: Ordinal Functions-Footnote-1623201 -Ref: Ordinal Functions-Footnote-2623453 -Node: Join Function623664 -Ref: Join Function-Footnote-1625433 -Node: Getlocaltime Function625633 -Node: Readfile Function629377 -Node: Shell Quoting631347 -Node: Data File Management632748 -Node: Filetrans Function633380 -Node: Rewind Function637436 -Node: File Checking638823 -Ref: File Checking-Footnote-1640155 -Node: Empty Files640356 -Node: Ignoring Assigns642335 -Node: Getopt Function643886 -Ref: Getopt Function-Footnote-1655348 -Node: Passwd Functions655548 -Ref: Passwd Functions-Footnote-1664385 -Node: Group Functions664473 -Ref: Group Functions-Footnote-1672367 -Node: Walking Arrays672580 -Node: Library Functions Summary674183 -Node: Library Exercises675584 -Node: Sample Programs676864 -Node: Running Examples677634 -Node: Clones678362 -Node: Cut Program679586 -Node: Egrep Program689305 -Ref: Egrep Program-Footnote-1696803 -Node: Id Program696913 -Node: Split Program700558 -Ref: Split Program-Footnote-1704006 -Node: Tee Program704134 -Node: Uniq Program706923 -Node: Wc Program714342 -Ref: Wc Program-Footnote-1718592 -Node: Miscellaneous Programs718686 -Node: Dupword Program719899 -Node: Alarm Program721930 -Node: Translate Program726734 -Ref: Translate Program-Footnote-1731299 -Node: Labels Program731569 -Ref: Labels Program-Footnote-1734920 -Node: Word Sorting735004 -Node: History Sorting739075 -Node: Extract Program740911 -Node: Simple Sed748436 -Node: Igawk Program751504 -Ref: Igawk Program-Footnote-1765828 -Ref: Igawk Program-Footnote-2766029 -Ref: Igawk Program-Footnote-3766151 -Node: Anagram Program766266 -Node: Signature Program769323 -Node: Programs Summary770570 -Node: Programs Exercises771763 -Ref: Programs Exercises-Footnote-1775894 -Node: Advanced Features775985 -Node: Nondecimal Data777933 -Node: Array Sorting779523 -Node: Controlling Array Traversal780220 -Ref: Controlling Array Traversal-Footnote-1788553 -Node: Array Sorting Functions788671 -Ref: Array Sorting Functions-Footnote-1792560 -Node: Two-way I/O792756 -Ref: Two-way I/O-Footnote-1797701 -Ref: Two-way I/O-Footnote-2797887 -Node: TCP/IP Networking797969 -Node: Profiling800842 -Node: Advanced Features Summary809119 -Node: Internationalization811052 -Node: I18N and L10N812532 -Node: Explaining gettext813218 -Ref: Explaining gettext-Footnote-1818243 -Ref: Explaining gettext-Footnote-2818427 -Node: Programmer i18n818592 -Ref: Programmer i18n-Footnote-1823458 -Node: Translator i18n823507 -Node: String Extraction824301 -Ref: String Extraction-Footnote-1825432 -Node: Printf Ordering825518 -Ref: Printf Ordering-Footnote-1828304 -Node: I18N Portability828368 -Ref: I18N Portability-Footnote-1830823 -Node: I18N Example830886 -Ref: I18N Example-Footnote-1833689 -Node: Gawk I18N833761 -Node: I18N Summary834399 -Node: Debugger835738 -Node: Debugging836760 -Node: Debugging Concepts837201 -Node: Debugging Terms839054 -Node: Awk Debugging841626 -Node: Sample Debugging Session842520 -Node: Debugger Invocation843040 -Node: Finding The Bug844424 -Node: List of Debugger Commands850899 -Node: Breakpoint Control852232 -Node: Debugger Execution Control855928 -Node: Viewing And Changing Data859292 -Node: Execution Stack862670 -Node: Debugger Info864307 -Node: Miscellaneous Debugger Commands868324 -Node: Readline Support873353 -Node: Limitations874245 -Node: Debugging Summary876359 -Node: Arbitrary Precision Arithmetic877527 -Node: Computer Arithmetic878943 -Ref: table-numeric-ranges882541 -Ref: Computer Arithmetic-Footnote-1883400 -Node: Math Definitions883457 -Ref: table-ieee-formats886745 -Ref: Math Definitions-Footnote-1887349 -Node: MPFR features887454 -Node: FP Math Caution889125 -Ref: FP Math Caution-Footnote-1890175 -Node: Inexactness of computations890544 -Node: Inexact representation891503 -Node: Comparing FP Values892860 -Node: Errors accumulate893942 -Node: Getting Accuracy895375 -Node: Try To Round898037 -Node: Setting precision898936 -Ref: table-predefined-precision-strings899620 -Node: Setting the rounding mode901409 -Ref: table-gawk-rounding-modes901773 -Ref: Setting the rounding mode-Footnote-1905228 -Node: Arbitrary Precision Integers905407 -Ref: Arbitrary Precision Integers-Footnote-1910307 -Node: POSIX Floating Point Problems910456 -Ref: POSIX Floating Point Problems-Footnote-1914329 -Node: Floating point summary914367 -Node: Dynamic Extensions916561 -Node: Extension Intro918113 -Node: Plugin License919379 -Node: Extension Mechanism Outline920176 -Ref: figure-load-extension920604 -Ref: figure-register-new-function922084 -Ref: figure-call-new-function923088 -Node: Extension API Description925074 -Node: Extension API Functions Introduction926524 -Node: General Data Types931348 -Ref: General Data Types-Footnote-1937087 -Node: Memory Allocation Functions937386 -Ref: Memory Allocation Functions-Footnote-1940225 -Node: Constructor Functions940321 -Node: Registration Functions942055 -Node: Extension Functions942740 -Node: Exit Callback Functions945037 -Node: Extension Version String946285 -Node: Input Parsers946950 -Node: Output Wrappers956829 -Node: Two-way processors961344 -Node: Printing Messages963548 -Ref: Printing Messages-Footnote-1964624 -Node: Updating `ERRNO'964776 -Node: Requesting Values965516 -Ref: table-value-types-returned966244 -Node: Accessing Parameters967201 -Node: Symbol Table Access968432 -Node: Symbol table by name968946 -Node: Symbol table by cookie970927 -Ref: Symbol table by cookie-Footnote-1975071 -Node: Cached values975134 -Ref: Cached values-Footnote-1978633 -Node: Array Manipulation978724 -Ref: Array Manipulation-Footnote-1979822 -Node: Array Data Types979859 -Ref: Array Data Types-Footnote-1982514 -Node: Array Functions982606 -Node: Flattening Arrays986460 -Node: Creating Arrays993352 -Node: Extension API Variables998123 -Node: Extension Versioning998759 -Node: Extension API Informational Variables1000660 -Node: Extension API Boilerplate1001725 -Node: Finding Extensions1005534 -Node: Extension Example1006094 -Node: Internal File Description1006866 -Node: Internal File Ops1010933 -Ref: Internal File Ops-Footnote-11022603 -Node: Using Internal File Ops1022743 -Ref: Using Internal File Ops-Footnote-11025126 -Node: Extension Samples1025399 -Node: Extension Sample File Functions1026925 -Node: Extension Sample Fnmatch1034563 -Node: Extension Sample Fork1036054 -Node: Extension Sample Inplace1037269 -Node: Extension Sample Ord1038944 -Node: Extension Sample Readdir1039780 -Ref: table-readdir-file-types1040656 -Node: Extension Sample Revout1041467 -Node: Extension Sample Rev2way1042057 -Node: Extension Sample Read write array1042797 -Node: Extension Sample Readfile1044737 -Node: Extension Sample Time1045832 -Node: Extension Sample API Tests1047181 -Node: gawkextlib1047672 -Node: Extension summary1050330 -Node: Extension Exercises1054019 -Node: Language History1054741 -Node: V7/SVR3.11056397 -Node: SVR41058578 -Node: POSIX1060023 -Node: BTL1061412 -Node: POSIX/GNU1062146 -Node: Feature History1067770 -Node: Common Extensions1080868 -Node: Ranges and Locales1082192 -Ref: Ranges and Locales-Footnote-11086810 -Ref: Ranges and Locales-Footnote-21086837 -Ref: Ranges and Locales-Footnote-31087071 -Node: Contributors1087292 -Node: History summary1092833 -Node: Installation1094203 -Node: Gawk Distribution1095149 -Node: Getting1095633 -Node: Extracting1096456 -Node: Distribution contents1098091 -Node: Unix Installation1104156 -Node: Quick Installation1104839 -Node: Shell Startup Files1107250 -Node: Additional Configuration Options1108329 -Node: Configuration Philosophy1110068 -Node: Non-Unix Installation1112437 -Node: PC Installation1112895 -Node: PC Binary Installation1114214 -Node: PC Compiling1116062 -Ref: PC Compiling-Footnote-11119083 -Node: PC Testing1119192 -Node: PC Using1120368 -Node: Cygwin1124483 -Node: MSYS1125306 -Node: VMS Installation1125806 -Node: VMS Compilation1126598 -Ref: VMS Compilation-Footnote-11127820 -Node: VMS Dynamic Extensions1127878 -Node: VMS Installation Details1129562 -Node: VMS Running1131814 -Node: VMS GNV1134650 -Node: VMS Old Gawk1135384 -Node: Bugs1135854 -Node: Other Versions1139737 -Node: Installation summary1146161 -Node: Notes1147217 -Node: Compatibility Mode1148082 -Node: Additions1148864 -Node: Accessing The Source1149789 -Node: Adding Code1151224 -Node: New Ports1157381 -Node: Derived Files1161863 -Ref: Derived Files-Footnote-11167338 -Ref: Derived Files-Footnote-21167372 -Ref: Derived Files-Footnote-31167968 -Node: Future Extensions1168082 -Node: Implementation Limitations1168688 -Node: Extension Design1169936 -Node: Old Extension Problems1171090 -Ref: Old Extension Problems-Footnote-11172607 -Node: Extension New Mechanism Goals1172664 -Ref: Extension New Mechanism Goals-Footnote-11176024 -Node: Extension Other Design Decisions1176213 -Node: Extension Future Growth1178321 -Node: Old Extension Mechanism1179157 -Node: Notes summary1180919 -Node: Basic Concepts1182105 -Node: Basic High Level1182786 -Ref: figure-general-flow1183058 -Ref: figure-process-flow1183657 -Ref: Basic High Level-Footnote-11186886 -Node: Basic Data Typing1187071 -Node: Glossary1190399 -Node: Copying1222328 -Node: GNU Free Documentation License1259884 -Node: Index1285020 +Ref: Definition Syntax-Footnote-1573525 +Node: Function Example573596 +Ref: Function Example-Footnote-1576515 +Node: Function Caveats576537 +Node: Calling A Function577055 +Node: Variable Scope578013 +Node: Pass By Value/Reference581001 +Node: Return Statement584496 +Node: Dynamic Typing587477 +Node: Indirect Calls588406 +Ref: Indirect Calls-Footnote-1599724 +Node: Functions Summary599852 +Node: Library Functions602554 +Ref: Library Functions-Footnote-1606163 +Ref: Library Functions-Footnote-2606306 +Node: Library Names606477 +Ref: Library Names-Footnote-1609931 +Ref: Library Names-Footnote-2610154 +Node: General Functions610240 +Node: Strtonum Function611343 +Node: Assert Function614365 +Node: Round Function617689 +Node: Cliff Random Function619230 +Node: Ordinal Functions620246 +Ref: Ordinal Functions-Footnote-1623309 +Ref: Ordinal Functions-Footnote-2623561 +Node: Join Function623772 +Ref: Join Function-Footnote-1625541 +Node: Getlocaltime Function625741 +Node: Readfile Function629485 +Node: Shell Quoting631455 +Node: Data File Management632856 +Node: Filetrans Function633488 +Node: Rewind Function637544 +Node: File Checking638931 +Ref: File Checking-Footnote-1640263 +Node: Empty Files640464 +Node: Ignoring Assigns642443 +Node: Getopt Function643994 +Ref: Getopt Function-Footnote-1655456 +Node: Passwd Functions655656 +Ref: Passwd Functions-Footnote-1664493 +Node: Group Functions664581 +Ref: Group Functions-Footnote-1672475 +Node: Walking Arrays672688 +Node: Library Functions Summary674291 +Node: Library Exercises675692 +Node: Sample Programs676972 +Node: Running Examples677742 +Node: Clones678470 +Node: Cut Program679694 +Node: Egrep Program689413 +Ref: Egrep Program-Footnote-1696911 +Node: Id Program697021 +Node: Split Program700666 +Ref: Split Program-Footnote-1704114 +Node: Tee Program704242 +Node: Uniq Program707031 +Node: Wc Program714450 +Ref: Wc Program-Footnote-1718700 +Node: Miscellaneous Programs718794 +Node: Dupword Program720007 +Node: Alarm Program722038 +Node: Translate Program726842 +Ref: Translate Program-Footnote-1731407 +Node: Labels Program731677 +Ref: Labels Program-Footnote-1735028 +Node: Word Sorting735112 +Node: History Sorting739183 +Node: Extract Program741019 +Node: Simple Sed748544 +Node: Igawk Program751612 +Ref: Igawk Program-Footnote-1765936 +Ref: Igawk Program-Footnote-2766137 +Ref: Igawk Program-Footnote-3766259 +Node: Anagram Program766374 +Node: Signature Program769431 +Node: Programs Summary770678 +Node: Programs Exercises771871 +Ref: Programs Exercises-Footnote-1776002 +Node: Advanced Features776093 +Node: Nondecimal Data778041 +Node: Array Sorting779631 +Node: Controlling Array Traversal780328 +Ref: Controlling Array Traversal-Footnote-1788661 +Node: Array Sorting Functions788779 +Ref: Array Sorting Functions-Footnote-1792668 +Node: Two-way I/O792864 +Ref: Two-way I/O-Footnote-1797809 +Ref: Two-way I/O-Footnote-2797995 +Node: TCP/IP Networking798077 +Node: Profiling800950 +Node: Advanced Features Summary809227 +Node: Internationalization811160 +Node: I18N and L10N812640 +Node: Explaining gettext813326 +Ref: Explaining gettext-Footnote-1818351 +Ref: Explaining gettext-Footnote-2818535 +Node: Programmer i18n818700 +Ref: Programmer i18n-Footnote-1823566 +Node: Translator i18n823615 +Node: String Extraction824409 +Ref: String Extraction-Footnote-1825540 +Node: Printf Ordering825626 +Ref: Printf Ordering-Footnote-1828412 +Node: I18N Portability828476 +Ref: I18N Portability-Footnote-1830931 +Node: I18N Example830994 +Ref: I18N Example-Footnote-1833797 +Node: Gawk I18N833869 +Node: I18N Summary834507 +Node: Debugger835846 +Node: Debugging836868 +Node: Debugging Concepts837309 +Node: Debugging Terms839162 +Node: Awk Debugging841734 +Node: Sample Debugging Session842628 +Node: Debugger Invocation843148 +Node: Finding The Bug844532 +Node: List of Debugger Commands851007 +Node: Breakpoint Control852340 +Node: Debugger Execution Control856036 +Node: Viewing And Changing Data859400 +Node: Execution Stack862778 +Node: Debugger Info864415 +Node: Miscellaneous Debugger Commands868432 +Node: Readline Support873461 +Node: Limitations874353 +Node: Debugging Summary876467 +Node: Arbitrary Precision Arithmetic877635 +Node: Computer Arithmetic879051 +Ref: table-numeric-ranges882649 +Ref: Computer Arithmetic-Footnote-1883508 +Node: Math Definitions883565 +Ref: table-ieee-formats886853 +Ref: Math Definitions-Footnote-1887457 +Node: MPFR features887562 +Node: FP Math Caution889233 +Ref: FP Math Caution-Footnote-1890283 +Node: Inexactness of computations890652 +Node: Inexact representation891611 +Node: Comparing FP Values892968 +Node: Errors accumulate894050 +Node: Getting Accuracy895483 +Node: Try To Round898145 +Node: Setting precision899044 +Ref: table-predefined-precision-strings899728 +Node: Setting the rounding mode901517 +Ref: table-gawk-rounding-modes901881 +Ref: Setting the rounding mode-Footnote-1905336 +Node: Arbitrary Precision Integers905515 +Ref: Arbitrary Precision Integers-Footnote-1910415 +Node: POSIX Floating Point Problems910564 +Ref: POSIX Floating Point Problems-Footnote-1914437 +Node: Floating point summary914475 +Node: Dynamic Extensions916669 +Node: Extension Intro918221 +Node: Plugin License919487 +Node: Extension Mechanism Outline920284 +Ref: figure-load-extension920712 +Ref: figure-register-new-function922192 +Ref: figure-call-new-function923196 +Node: Extension API Description925182 +Node: Extension API Functions Introduction926632 +Node: General Data Types931456 +Ref: General Data Types-Footnote-1937195 +Node: Memory Allocation Functions937494 +Ref: Memory Allocation Functions-Footnote-1940333 +Node: Constructor Functions940429 +Node: Registration Functions942163 +Node: Extension Functions942848 +Node: Exit Callback Functions945145 +Node: Extension Version String946393 +Node: Input Parsers947058 +Node: Output Wrappers956937 +Node: Two-way processors961452 +Node: Printing Messages963656 +Ref: Printing Messages-Footnote-1964732 +Node: Updating `ERRNO'964884 +Node: Requesting Values965624 +Ref: table-value-types-returned966352 +Node: Accessing Parameters967309 +Node: Symbol Table Access968540 +Node: Symbol table by name969054 +Node: Symbol table by cookie971035 +Ref: Symbol table by cookie-Footnote-1975179 +Node: Cached values975242 +Ref: Cached values-Footnote-1978741 +Node: Array Manipulation978832 +Ref: Array Manipulation-Footnote-1979930 +Node: Array Data Types979967 +Ref: Array Data Types-Footnote-1982622 +Node: Array Functions982714 +Node: Flattening Arrays986568 +Node: Creating Arrays993460 +Node: Extension API Variables998231 +Node: Extension Versioning998867 +Node: Extension API Informational Variables1000768 +Node: Extension API Boilerplate1001833 +Node: Finding Extensions1005642 +Node: Extension Example1006202 +Node: Internal File Description1006974 +Node: Internal File Ops1011041 +Ref: Internal File Ops-Footnote-11022711 +Node: Using Internal File Ops1022851 +Ref: Using Internal File Ops-Footnote-11025234 +Node: Extension Samples1025507 +Node: Extension Sample File Functions1027033 +Node: Extension Sample Fnmatch1034671 +Node: Extension Sample Fork1036162 +Node: Extension Sample Inplace1037377 +Node: Extension Sample Ord1039052 +Node: Extension Sample Readdir1039888 +Ref: table-readdir-file-types1040764 +Node: Extension Sample Revout1041575 +Node: Extension Sample Rev2way1042165 +Node: Extension Sample Read write array1042905 +Node: Extension Sample Readfile1044845 +Node: Extension Sample Time1045940 +Node: Extension Sample API Tests1047289 +Node: gawkextlib1047780 +Node: Extension summary1050438 +Node: Extension Exercises1054127 +Node: Language History1054849 +Node: V7/SVR3.11056505 +Node: SVR41058686 +Node: POSIX1060131 +Node: BTL1061520 +Node: POSIX/GNU1062254 +Node: Feature History1067878 +Node: Common Extensions1080976 +Node: Ranges and Locales1082300 +Ref: Ranges and Locales-Footnote-11086918 +Ref: Ranges and Locales-Footnote-21086945 +Ref: Ranges and Locales-Footnote-31087179 +Node: Contributors1087400 +Node: History summary1092941 +Node: Installation1094311 +Node: Gawk Distribution1095257 +Node: Getting1095741 +Node: Extracting1096564 +Node: Distribution contents1098199 +Node: Unix Installation1104264 +Node: Quick Installation1104947 +Node: Shell Startup Files1107358 +Node: Additional Configuration Options1108437 +Node: Configuration Philosophy1110176 +Node: Non-Unix Installation1112545 +Node: PC Installation1113003 +Node: PC Binary Installation1114322 +Node: PC Compiling1116170 +Ref: PC Compiling-Footnote-11119191 +Node: PC Testing1119300 +Node: PC Using1120476 +Node: Cygwin1124591 +Node: MSYS1125414 +Node: VMS Installation1125914 +Node: VMS Compilation1126706 +Ref: VMS Compilation-Footnote-11127928 +Node: VMS Dynamic Extensions1127986 +Node: VMS Installation Details1129670 +Node: VMS Running1131922 +Node: VMS GNV1134758 +Node: VMS Old Gawk1135492 +Node: Bugs1135962 +Node: Other Versions1139845 +Node: Installation summary1146269 +Node: Notes1147325 +Node: Compatibility Mode1148190 +Node: Additions1148972 +Node: Accessing The Source1149897 +Node: Adding Code1151332 +Node: New Ports1157489 +Node: Derived Files1161971 +Ref: Derived Files-Footnote-11167446 +Ref: Derived Files-Footnote-21167480 +Ref: Derived Files-Footnote-31168076 +Node: Future Extensions1168190 +Node: Implementation Limitations1168796 +Node: Extension Design1170044 +Node: Old Extension Problems1171198 +Ref: Old Extension Problems-Footnote-11172715 +Node: Extension New Mechanism Goals1172772 +Ref: Extension New Mechanism Goals-Footnote-11176132 +Node: Extension Other Design Decisions1176321 +Node: Extension Future Growth1178429 +Node: Old Extension Mechanism1179265 +Node: Notes summary1181027 +Node: Basic Concepts1182213 +Node: Basic High Level1182894 +Ref: figure-general-flow1183166 +Ref: figure-process-flow1183765 +Ref: Basic High Level-Footnote-11186994 +Node: Basic Data Typing1187179 +Node: Glossary1190507 +Node: Copying1222436 +Node: GNU Free Documentation License1259992 +Node: Index1285128 End Tag Table diff --git a/doc/gawk.texi b/doc/gawk.texi index f7640b58..68512c2d 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -19369,10 +19369,15 @@ the call. A function cannot have two parameters with the same name, nor may it have a parameter with the same name as the function itself. -In addition, according to the POSIX standard, function parameters + +@quotation CAUTION +According to the POSIX standard, function parameters cannot have the same name as one of the special predefined variables -(@pxref{Built-in Variables}). Not all versions of @command{awk} enforce -this restriction. +(@pxref{Built-in Variables}), nor may a function parameter have the +same name as another function. +Not all versions of @command{awk} enforce +these restrictions. +@end quotation Local variables act like the empty string if referenced where a string value is required, and like zero if referenced where a numeric value @@ -20089,13 +20094,13 @@ using indirect function calls: @c file eg/prog/indirectcall.awk # average --- return the average of the values in fields $first - $last -function average(first, last, sum, i) +function average(first, last, the_sum, i) @{ - sum = 0; + the_sum = 0; for (i = first; i <= last; i++) - sum += $i + the_sum += $i - return sum / (last - first + 1) + return the_sum / (last - first + 1) @} # sum --- return the sum of the values in fields $first - $last diff --git a/doc/gawktexi.in b/doc/gawktexi.in index 1e7a5421..f3805887 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -18490,10 +18490,15 @@ the call. A function cannot have two parameters with the same name, nor may it have a parameter with the same name as the function itself. -In addition, according to the POSIX standard, function parameters + +@quotation CAUTION +According to the POSIX standard, function parameters cannot have the same name as one of the special predefined variables -(@pxref{Built-in Variables}). Not all versions of @command{awk} enforce -this restriction. +(@pxref{Built-in Variables}), nor may a function parameter have the +same name as another function. +Not all versions of @command{awk} enforce +these restrictions. +@end quotation Local variables act like the empty string if referenced where a string value is required, and like zero if referenced where a numeric value @@ -19210,13 +19215,13 @@ using indirect function calls: @c file eg/prog/indirectcall.awk # average --- return the average of the values in fields $first - $last -function average(first, last, sum, i) +function average(first, last, the_sum, i) @{ - sum = 0; + the_sum = 0; for (i = first; i <= last; i++) - sum += $i + the_sum += $i - return sum / (last - first + 1) + return the_sum / (last - first + 1) @} # sum --- return the sum of the values in fields $first - $last @@ -625,6 +625,61 @@ load_symbols() unref(array); } +/* check_param_names --- make sure no parameter is the name of a function */ + +bool +check_param_names(void) +{ + int i, j, k; + NODE **list; + NODE *f; + long max; + bool result = true; + + max = func_table->table_size * 2; + + /* + * assoc_list() returns an array with two elements per awk array + * element. Elements i and i+1 in the C array represent the key + * and value of element j in the awk array. Thus the loops use += 2 + * to go through the awk array. + * + * In this case, the name is in list[i], and the function is + * in list[i+1]. Just what we need. + */ + + list = assoc_list(func_table, "@unsorted", ASORTI); + + /* + * You want linear searches? + * Have we got linear searches! + */ + for (i = 0; i < max; i += 2) { + f = list[i+1]; + if (f->type == Node_builtin_func || f->param_cnt == 0) + continue; + + /* loop over each param in function i */ + for (j = 0; j < f->param_cnt; j++) { + /* compare to function names */ + for (k = 0; k < max; k += 2) { + if (k == i) + continue; + if (strcmp(f->fparms[j].param, list[k]->stptr) == 0) { + error( + _("function `%s': can't use function `%s' as a parameter name"), + list[i]->stptr, + list[k]->stptr); + result = false; + } + } + } + } + + efree(list); + return result; +} + #define pool_size d.dl #define freei x.xi static INSTRUCTION *pool_list; diff --git a/test/ChangeLog b/test/ChangeLog index 19105027..ac031426 100644 --- a/test/ChangeLog +++ b/test/ChangeLog @@ -1,3 +1,11 @@ +2015-01-30 Arnold D. Robbins <arnold@skeeve.com> + + * Makefile.in (callparam, paramasfunc1, paramasfunc2): New tests. + * callparam.awk, callparam.ok: New files. + * paramasfunc1.awk, paramasfunc1.ok: New files. + * paramasfunc2.awk, paramasfunc2.ok: New files. + * exit.sh, indirectcall.awk: Update after code change. + 2015-01-19 Arnold D. Robbins <arnold@skeeve.com> * Makefile.am (profile8): Actually add the test and the files. diff --git a/test/Makefile.am b/test/Makefile.am index 8f501b56..a3fe1beb 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -132,6 +132,8 @@ EXTRA_DIST = \ beginfile2.ok \ beginfile2.sh \ binmode1.ok \ + callparam.awk \ + callparam.ok \ charasbytes.awk \ charasbytes.in \ charasbytes.ok \ @@ -642,6 +644,10 @@ EXTRA_DIST = \ out1.ok \ out2.ok \ out3.ok \ + paramasfunc1.awk \ + paramasfunc1.ok \ + paramasfunc2.awk \ + paramasfunc2.ok \ paramdup.awk \ paramdup.ok \ paramres.awk \ @@ -987,7 +993,7 @@ BASIC_TESTS = \ arynocls aryprm1 aryprm2 aryprm3 aryprm4 aryprm5 aryprm6 aryprm7 \ aryprm8 arysubnm asgext awkpath \ back89 backgsub badassign1 badbuild \ - childin clobber closebad clsflnam compare compare2 concat1 concat2 \ + callparam childin clobber closebad clsflnam compare compare2 concat1 concat2 \ concat3 concat4 convfmt \ datanonl defref delargv delarpm2 delarprm delfunc dfamb1 dfastress dynlj \ eofsplit exit2 exitval1 exitval2 \ @@ -1005,6 +1011,7 @@ BASIC_TESTS = \ nlinstr nlstrina noeffect nofile nofmtch noloop1 noloop2 nonl \ noparms nors nulrsend numindex numsubstr \ octsub ofmt ofmta ofmtbig ofmtfidl ofmts ofs1 onlynl opasnidx opasnslf \ + paramasfunc1 paramasfunc2 \ paramdup paramres paramtyp paramuninitglobal parse1 parsefld parseme \ pcntplus posix2008sub prdupval prec printf0 printf1 prmarscl prmreuse \ prt1eval prtoeval \ diff --git a/test/Makefile.in b/test/Makefile.in index 4660de76..57d28cac 100644 --- a/test/Makefile.in +++ b/test/Makefile.in @@ -389,6 +389,8 @@ EXTRA_DIST = \ beginfile2.ok \ beginfile2.sh \ binmode1.ok \ + callparam.awk \ + callparam.ok \ charasbytes.awk \ charasbytes.in \ charasbytes.ok \ @@ -899,6 +901,10 @@ EXTRA_DIST = \ out1.ok \ out2.ok \ out3.ok \ + paramasfunc1.awk \ + paramasfunc1.ok \ + paramasfunc2.awk \ + paramasfunc2.ok \ paramdup.awk \ paramdup.ok \ paramres.awk \ @@ -1243,7 +1249,7 @@ BASIC_TESTS = \ arynocls aryprm1 aryprm2 aryprm3 aryprm4 aryprm5 aryprm6 aryprm7 \ aryprm8 arysubnm asgext awkpath \ back89 backgsub badassign1 badbuild \ - childin clobber closebad clsflnam compare compare2 concat1 concat2 \ + callparam childin clobber closebad clsflnam compare compare2 concat1 concat2 \ concat3 concat4 convfmt \ datanonl defref delargv delarpm2 delarprm delfunc dfamb1 dfastress dynlj \ eofsplit exit2 exitval1 exitval2 \ @@ -1261,6 +1267,7 @@ BASIC_TESTS = \ nlinstr nlstrina noeffect nofile nofmtch noloop1 noloop2 nonl \ noparms nors nulrsend numindex numsubstr \ octsub ofmt ofmta ofmtbig ofmtfidl ofmts ofs1 onlynl opasnidx opasnslf \ + paramasfunc1 paramasfunc2 \ paramdup paramres paramtyp paramuninitglobal parse1 parsefld parseme \ pcntplus posix2008sub prdupval prec printf0 printf1 prmarscl prmreuse \ prt1eval prtoeval \ @@ -2586,6 +2593,11 @@ badbuild: @AWKPATH="$(srcdir)" $(AWK) -f $@.awk < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ +callparam: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + childin: @echo $@ @AWKPATH="$(srcdir)" $(AWK) -f $@.awk < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @@ -3056,6 +3068,16 @@ opasnslf: @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ +paramasfunc1: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + +paramasfunc2: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + paramdup: @echo $@ @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ diff --git a/test/Maketests b/test/Maketests index 5c4c40f9..41c85c01 100644 --- a/test/Maketests +++ b/test/Maketests @@ -130,6 +130,11 @@ badbuild: @AWKPATH="$(srcdir)" $(AWK) -f $@.awk < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ +callparam: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + childin: @echo $@ @AWKPATH="$(srcdir)" $(AWK) -f $@.awk < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @@ -600,6 +605,16 @@ opasnslf: @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ +paramasfunc1: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + +paramasfunc2: + @echo $@ + @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ + @-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@ + paramdup: @echo $@ @AWKPATH="$(srcdir)" $(AWK) -f $@.awk >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@ diff --git a/test/callparam.awk b/test/callparam.awk new file mode 100644 index 00000000..b925db01 --- /dev/null +++ b/test/callparam.awk @@ -0,0 +1,6 @@ +BEGIN { f() } + +function f( a, b) +{ + a = b() +} diff --git a/test/callparam.ok b/test/callparam.ok new file mode 100644 index 00000000..00a027e8 --- /dev/null +++ b/test/callparam.ok @@ -0,0 +1,2 @@ +gawk: callparam.awk:5: error: attempt to use non-function `b' in function call +EXIT CODE: 1 diff --git a/test/exit.sh b/test/exit.sh index 9510dcdc..3922f83c 100755 --- a/test/exit.sh +++ b/test/exit.sh @@ -30,7 +30,7 @@ x='function f(){ exit}; BEGINFILE {f()}; NR>1{ f()}; END{print NR}' $AWK 'BEGIN { print "a\nb" }' | $AWK "$x" echo "-- 5" -y='function strip(f) { sub(/.*\//, "", f); return f };' +y='function strip(val) { sub(/.*\//, "", val); return val };' x='BEGINFILE{if(++i==1) exit;}; END{print i, strip(FILENAME)}' $AWK "$y$x" /dev/null $0 diff --git a/test/indirectcall.awk b/test/indirectcall.awk index 5cfdd235..74290973 100644 --- a/test/indirectcall.awk +++ b/test/indirectcall.awk @@ -5,13 +5,13 @@ # average --- return the average of the values in fields $first - $last -function average(first, last, sum, i) +function average(first, last, the_sum, i) { - sum = 0; + the_sum = 0; for (i = first; i <= last; i++) - sum += $i + the_sum += $i - return sum / (last - first + 1) + return the_sum / (last - first + 1) } # sum --- return the average of the values in fields $first - $last diff --git a/test/paramasfunc1.awk b/test/paramasfunc1.awk new file mode 100644 index 00000000..b0d06849 --- /dev/null +++ b/test/paramasfunc1.awk @@ -0,0 +1,9 @@ +BEGIN{ X() } + +function X( abc) +{ + abc = "stamp out " + print abc abc() +} + +function abc() { return "dark corners" } diff --git a/test/paramasfunc1.ok b/test/paramasfunc1.ok new file mode 100644 index 00000000..9ee95116 --- /dev/null +++ b/test/paramasfunc1.ok @@ -0,0 +1,3 @@ +gawk: paramasfunc1.awk:6: error: attempt to use non-function `abc' in function call +gawk: error: function `X': can't use function `abc' as a parameter name +EXIT CODE: 1 diff --git a/test/paramasfunc2.awk b/test/paramasfunc2.awk new file mode 100644 index 00000000..849b3d1b --- /dev/null +++ b/test/paramasfunc2.awk @@ -0,0 +1,10 @@ +BEGIN{ X() } + +function abc() { return "dark corners" } + +function X( abc) +{ + abc = "stamp out " + print abc abc() +} + diff --git a/test/paramasfunc2.ok b/test/paramasfunc2.ok new file mode 100644 index 00000000..2cdf4f66 --- /dev/null +++ b/test/paramasfunc2.ok @@ -0,0 +1,3 @@ +gawk: paramasfunc2.awk:8: error: attempt to use non-function `abc' in function call +gawk: error: function `X': can't use function `abc' as a parameter name +EXIT CODE: 1 |