gawk-diffs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[gawk-diffs] [SCM] gawk branch, feature/fix-comments, updated. gawk-4.1.


From: Arnold Robbins
Subject: [gawk-diffs] [SCM] gawk branch, feature/fix-comments, updated. gawk-4.1.0-3505-ga4ebe81
Date: Tue, 30 Oct 2018 15:26:12 -0400 (EDT)

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "gawk".

The branch, feature/fix-comments has been updated
       via  a4ebe81f4db69fba0003f1b2b2d3b0467e302fb4 (commit)
      from  f18b0c25e4502198efe4394d00d79186ad77994b (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=a4ebe81f4db69fba0003f1b2b2d3b0467e302fb4

commit a4ebe81f4db69fba0003f1b2b2d3b0467e302fb4
Author: Arnold D. Robbins <address@hidden>
Date:   Tue Oct 30 21:25:46 2018 +0200

    Handle comments after commas in expression lists.

diff --git a/ChangeLog b/ChangeLog
index c56f19c..b7df622 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,18 @@
+2018-10-30         Arnold D. Robbins     <address@hidden>
+
+       * awk.h (NODE): New field: sub.nodep.x.cmnt, holds comment for
+       expressions being pretty-printed.
+       * awkgram.y (Grammar): For expression lists, save any comment
+       that came after a comma in the list.
+       * profile.c (pp_push): Accept a fourth argument which is any
+       comment associated with the expression. Either it's there or
+       it's NULL. Save it in the pp_comment field of the node being pushed.
+       (tabs, tabs_len, check_indent_level): Made into static globals.
+       (pprint): Adjust all calls to pp_push(). Fix parenthesization
+       for casts in string lengthes when indenting.
+       (pp_list): If a popped item has a comment, include it and the
+       following indentation in the formatted result.
+
 2018-10-28         Arnold D. Robbins     <address@hidden>
 
        * awkgram.y (include_source): Add second parameter to return
diff --git a/awk.h b/awk.h
index bb12954..6f0f516 100644
--- a/awk.h
+++ b/awk.h
@@ -346,6 +346,7 @@ typedef struct exp_node {
                                struct exp_node *extra;
                                void (*aptr)(void);
                                long xl;
+                               void *cmnt;     // used by pretty printer
                        } x;
                        char *name;
                        size_t reserved;
diff --git a/awkgram.c b/awkgram.c
index caedd32..62adead 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -62,7 +62,7 @@
 
 
 /* Copy the first part of user declarations.  */
-#line 45 "awkgram.y" /* yacc.c:339  */
+#line 47 "awkgram.y" /* yacc.c:339  */
 
 #ifdef GAWKDEBUG
 #define YYDEBUG 12
@@ -662,27 +662,27 @@ static const yytype_uint8 yytranslate[] =
   /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,   228,   228,   229,   234,   242,   246,   258,   263,   277,
-     284,   294,   307,   317,   319,   324,   334,   336,   342,   346,
-     351,   381,   394,   407,   414,   424,   436,   438,   440,   446,
-     454,   455,   459,   459,   493,   492,   526,   541,   543,   548,
-     549,   563,   568,   569,   573,   584,   588,   595,   703,   754,
-     804,   930,   951,   972,   982,   992,  1002,  1013,  1026,  1044,
-    1043,  1057,  1075,  1075,  1173,  1173,  1206,  1236,  1244,  1245,
-    1251,  1252,  1259,  1264,  1277,  1292,  1294,  1302,  1309,  1311,
-    1319,  1328,  1330,  1339,  1340,  1348,  1353,  1353,  1366,  1372,
-    1384,  1385,  1407,  1408,  1414,  1415,  1424,  1425,  1430,  1435,
-    1452,  1454,  1456,  1463,  1464,  1470,  1471,  1476,  1478,  1483,
-    1485,  1493,  1498,  1507,  1508,  1513,  1515,  1520,  1522,  1530,
-    1535,  1543,  1544,  1549,  1556,  1560,  1562,  1564,  1577,  1594,
-    1604,  1611,  1613,  1618,  1620,  1622,  1630,  1632,  1637,  1639,
-    1644,  1646,  1648,  1705,  1707,  1709,  1711,  1713,  1715,  1717,
-    1719,  1733,  1738,  1743,  1768,  1774,  1776,  1778,  1780,  1782,
-    1784,  1789,  1793,  1825,  1833,  1839,  1845,  1858,  1859,  1860,
-    1865,  1870,  1874,  1878,  1893,  1914,  1919,  1956,  1985,  1986,
-    1992,  1993,  1998,  2000,  2007,  2024,  2041,  2043,  2050,  2055,
-    2063,  2073,  2085,  2094,  2098,  2103,  2107,  2111,  2115,  2120,
-    2121,  2125,  2129,  2133
+       0,   230,   230,   231,   236,   244,   248,   260,   265,   279,
+     286,   296,   309,   319,   321,   326,   336,   338,   344,   348,
+     353,   383,   396,   409,   416,   426,   438,   440,   442,   448,
+     456,   457,   461,   461,   495,   494,   528,   543,   545,   550,
+     551,   565,   570,   571,   575,   586,   590,   597,   705,   756,
+     806,   932,   953,   974,   984,   994,  1004,  1015,  1028,  1046,
+    1045,  1059,  1077,  1077,  1175,  1175,  1208,  1238,  1246,  1247,
+    1253,  1254,  1261,  1266,  1279,  1294,  1296,  1304,  1311,  1313,
+    1321,  1330,  1332,  1341,  1342,  1350,  1355,  1355,  1368,  1374,
+    1386,  1387,  1409,  1410,  1416,  1417,  1426,  1427,  1432,  1437,
+    1454,  1456,  1458,  1465,  1466,  1472,  1473,  1478,  1480,  1487,
+    1489,  1497,  1502,  1513,  1514,  1519,  1521,  1528,  1530,  1538,
+    1543,  1553,  1554,  1559,  1566,  1570,  1572,  1574,  1587,  1604,
+    1614,  1621,  1623,  1628,  1630,  1632,  1640,  1642,  1647,  1649,
+    1654,  1656,  1658,  1715,  1717,  1719,  1721,  1723,  1725,  1727,
+    1729,  1743,  1748,  1753,  1778,  1784,  1786,  1788,  1790,  1792,
+    1794,  1799,  1803,  1835,  1843,  1849,  1855,  1868,  1869,  1870,
+    1875,  1880,  1884,  1888,  1903,  1924,  1929,  1966,  1995,  1996,
+    2002,  2003,  2008,  2010,  2017,  2034,  2051,  2053,  2060,  2065,
+    2073,  2083,  2095,  2104,  2108,  2113,  2117,  2121,  2125,  2130,
+    2131,  2135,  2139,  2143
 };
 #endif
 
@@ -1881,13 +1881,13 @@ yyreduce:
   switch (yyn)
     {
         case 2:
-#line 228 "awkgram.y" /* yacc.c:1651  */
+#line 230 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 1887 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 3:
-#line 230 "awkgram.y" /* yacc.c:1651  */
+#line 232 "awkgram.y" /* yacc.c:1651  */
     {
                rule = 0;
                yyerrok;
@@ -1896,7 +1896,7 @@ yyreduce:
     break;
 
   case 4:
-#line 235 "awkgram.y" /* yacc.c:1651  */
+#line 237 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0]) != NULL) {
                        merge_comments((yyvsp[0]), NULL);
@@ -1908,7 +1908,7 @@ yyreduce:
     break;
 
   case 5:
-#line 243 "awkgram.y" /* yacc.c:1651  */
+#line 245 "awkgram.y" /* yacc.c:1651  */
     {
                next_sourcefile();
          }
@@ -1916,7 +1916,7 @@ yyreduce:
     break;
 
   case 6:
-#line 247 "awkgram.y" /* yacc.c:1651  */
+#line 249 "awkgram.y" /* yacc.c:1651  */
     {
                rule = 0;
                /*
@@ -1929,7 +1929,7 @@ yyreduce:
     break;
 
   case 7:
-#line 259 "awkgram.y" /* yacc.c:1651  */
+#line 261 "awkgram.y" /* yacc.c:1651  */
     {
                (void) append_rule((yyvsp[-1]), (yyvsp[0]));
                first_rule = false;
@@ -1938,7 +1938,7 @@ yyreduce:
     break;
 
   case 8:
-#line 264 "awkgram.y" /* yacc.c:1651  */
+#line 266 "awkgram.y" /* yacc.c:1651  */
     {
                if (rule != Rule) {
                        msg(_("%s blocks must have an action part"), 
ruletab[rule]);
@@ -1956,7 +1956,7 @@ yyreduce:
     break;
 
   case 9:
-#line 278 "awkgram.y" /* yacc.c:1651  */
+#line 280 "awkgram.y" /* yacc.c:1651  */
     {
                in_function = NULL;
                (void) mk_function((yyvsp[-1]), (yyvsp[0]));
@@ -1967,7 +1967,7 @@ yyreduce:
     break;
 
   case 10:
-#line 285 "awkgram.y" /* yacc.c:1651  */
+#line 287 "awkgram.y" /* yacc.c:1651  */
     {
                want_source = false;
                at_seen = false;
@@ -1981,7 +1981,7 @@ yyreduce:
     break;
 
   case 11:
-#line 295 "awkgram.y" /* yacc.c:1651  */
+#line 297 "awkgram.y" /* yacc.c:1651  */
     {
                want_source = false;
                at_seen = false;
@@ -1995,7 +1995,7 @@ yyreduce:
     break;
 
   case 12:
-#line 308 "awkgram.y" /* yacc.c:1651  */
+#line 310 "awkgram.y" /* yacc.c:1651  */
     {
                void *srcfile = NULL;
 
@@ -2009,19 +2009,19 @@ yyreduce:
     break;
 
   case 13:
-#line 318 "awkgram.y" /* yacc.c:1651  */
+#line 320 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 2015 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 14:
-#line 320 "awkgram.y" /* yacc.c:1651  */
+#line 322 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 2021 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 15:
-#line 325 "awkgram.y" /* yacc.c:1651  */
+#line 327 "awkgram.y" /* yacc.c:1651  */
     {
                void *srcfile;
 
@@ -2035,19 +2035,19 @@ yyreduce:
     break;
 
   case 16:
-#line 335 "awkgram.y" /* yacc.c:1651  */
+#line 337 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 2041 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 17:
-#line 337 "awkgram.y" /* yacc.c:1651  */
+#line 339 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 2047 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 18:
-#line 342 "awkgram.y" /* yacc.c:1651  */
+#line 344 "awkgram.y" /* yacc.c:1651  */
     {
                rule = Rule;
                (yyval) = NULL;
@@ -2056,7 +2056,7 @@ yyreduce:
     break;
 
   case 19:
-#line 347 "awkgram.y" /* yacc.c:1651  */
+#line 349 "awkgram.y" /* yacc.c:1651  */
     {
                rule = Rule;
          }
@@ -2064,7 +2064,7 @@ yyreduce:
     break;
 
   case 20:
-#line 352 "awkgram.y" /* yacc.c:1651  */
+#line 354 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *tp;
 
@@ -2098,7 +2098,7 @@ yyreduce:
     break;
 
   case 21:
-#line 382 "awkgram.y" /* yacc.c:1651  */
+#line 384 "awkgram.y" /* yacc.c:1651  */
     {
                static int begin_seen = 0;
 
@@ -2115,7 +2115,7 @@ yyreduce:
     break;
 
   case 22:
-#line 395 "awkgram.y" /* yacc.c:1651  */
+#line 397 "awkgram.y" /* yacc.c:1651  */
     {
                static int end_seen = 0;
 
@@ -2132,7 +2132,7 @@ yyreduce:
     break;
 
   case 23:
-#line 408 "awkgram.y" /* yacc.c:1651  */
+#line 410 "awkgram.y" /* yacc.c:1651  */
     {
                func_first = false;
                (yyvsp[0])->in_rule = rule = BEGINFILE;
@@ -2143,7 +2143,7 @@ yyreduce:
     break;
 
   case 24:
-#line 415 "awkgram.y" /* yacc.c:1651  */
+#line 417 "awkgram.y" /* yacc.c:1651  */
     {
                func_first = false;
                (yyvsp[0])->in_rule = rule = ENDFILE;
@@ -2154,7 +2154,7 @@ yyreduce:
     break;
 
   case 25:
-#line 425 "awkgram.y" /* yacc.c:1651  */
+#line 427 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *ip = make_braced_statements((yyvsp[-4]), 
(yyvsp[-3]), (yyvsp[-2]));
 
@@ -2167,19 +2167,19 @@ yyreduce:
     break;
 
   case 26:
-#line 437 "awkgram.y" /* yacc.c:1651  */
+#line 439 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 2173 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 27:
-#line 439 "awkgram.y" /* yacc.c:1651  */
+#line 441 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 2179 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 28:
-#line 441 "awkgram.y" /* yacc.c:1651  */
+#line 443 "awkgram.y" /* yacc.c:1651  */
     {
                yyerror(_("`%s' is a built-in function, it cannot be 
redefined"),
                                        tokstart);
@@ -2189,7 +2189,7 @@ yyreduce:
     break;
 
   case 29:
-#line 447 "awkgram.y" /* yacc.c:1651  */
+#line 449 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = (yyvsp[0]);
                at_seen = false;
@@ -2198,13 +2198,13 @@ yyreduce:
     break;
 
   case 32:
-#line 459 "awkgram.y" /* yacc.c:1651  */
+#line 461 "awkgram.y" /* yacc.c:1651  */
     { want_param_names = FUNC_HEADER; }
 #line 2204 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 33:
-#line 460 "awkgram.y" /* yacc.c:1651  */
+#line 462 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *func_comment = NULL;
                // Merge any comments found in the parameter list with those
@@ -2234,13 +2234,13 @@ yyreduce:
     break;
 
   case 34:
-#line 493 "awkgram.y" /* yacc.c:1651  */
+#line 495 "awkgram.y" /* yacc.c:1651  */
     { want_regexp = true; }
 #line 2240 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 35:
-#line 495 "awkgram.y" /* yacc.c:1651  */
+#line 497 "awkgram.y" /* yacc.c:1651  */
     {
                  NODE *n, *exp;
                  char *re;
@@ -2273,7 +2273,7 @@ yyreduce:
     break;
 
   case 36:
-#line 527 "awkgram.y" /* yacc.c:1651  */
+#line 529 "awkgram.y" /* yacc.c:1651  */
     {
                  char *re;
                  size_t len;
@@ -2290,19 +2290,19 @@ yyreduce:
     break;
 
   case 37:
-#line 542 "awkgram.y" /* yacc.c:1651  */
+#line 544 "awkgram.y" /* yacc.c:1651  */
     { bcfree((yyvsp[0])); }
 #line 2296 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 39:
-#line 548 "awkgram.y" /* yacc.c:1651  */
+#line 550 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 2302 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 40:
-#line 550 "awkgram.y" /* yacc.c:1651  */
+#line 552 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0]) == NULL) {
                        (yyval) = (yyvsp[-1]);
@@ -2320,25 +2320,25 @@ yyreduce:
     break;
 
   case 41:
-#line 564 "awkgram.y" /* yacc.c:1651  */
+#line 566 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = NULL; }
 #line 2326 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 42:
-#line 568 "awkgram.y" /* yacc.c:1651  */
+#line 570 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 2332 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 43:
-#line 569 "awkgram.y" /* yacc.c:1651  */
+#line 571 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 2338 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 44:
-#line 574 "awkgram.y" /* yacc.c:1651  */
+#line 576 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0]) != NULL) {
                        INSTRUCTION *ip;
@@ -2353,7 +2353,7 @@ yyreduce:
     break;
 
   case 45:
-#line 585 "awkgram.y" /* yacc.c:1651  */
+#line 587 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = make_braced_statements((yyvsp[-2]), (yyvsp[-1]), 
(yyvsp[0]));
          }
@@ -2361,7 +2361,7 @@ yyreduce:
     break;
 
   case 46:
-#line 589 "awkgram.y" /* yacc.c:1651  */
+#line 591 "awkgram.y" /* yacc.c:1651  */
     {
                if (do_pretty_print)
                        (yyval) = list_prepend((yyvsp[0]), 
instruction(Op_exec_count));
@@ -2372,7 +2372,7 @@ yyreduce:
     break;
 
   case 47:
-#line 596 "awkgram.y" /* yacc.c:1651  */
+#line 598 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *dflt, *curr = NULL, *cexp, *cstmt;
                INSTRUCTION *ip, *nextc, *tbreak;
@@ -2484,7 +2484,7 @@ yyreduce:
     break;
 
   case 48:
-#line 704 "awkgram.y" /* yacc.c:1651  */
+#line 706 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 *    -----------------
@@ -2539,7 +2539,7 @@ yyreduce:
     break;
 
   case 49:
-#line 755 "awkgram.y" /* yacc.c:1651  */
+#line 757 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 *    -----------------
@@ -2593,7 +2593,7 @@ yyreduce:
     break;
 
   case 50:
-#line 805 "awkgram.y" /* yacc.c:1651  */
+#line 807 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *ip;
                char *var_name = (yyvsp[-5])->lextok;
@@ -2723,7 +2723,7 @@ regular_loop:
     break;
 
   case 51:
-#line 931 "awkgram.y" /* yacc.c:1651  */
+#line 933 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-7]) != NULL) {
                        merge_comments((yyvsp[-7]), NULL);
@@ -2748,7 +2748,7 @@ regular_loop:
     break;
 
   case 52:
-#line 952 "awkgram.y" /* yacc.c:1651  */
+#line 954 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-6]) != NULL) {
                        merge_comments((yyvsp[-6]), NULL);
@@ -2773,7 +2773,7 @@ regular_loop:
     break;
 
   case 53:
-#line 973 "awkgram.y" /* yacc.c:1651  */
+#line 975 "awkgram.y" /* yacc.c:1651  */
     {
                if (do_pretty_print)
                        (yyval) = list_prepend((yyvsp[0]), 
instruction(Op_exec_count));
@@ -2784,7 +2784,7 @@ regular_loop:
     break;
 
   case 54:
-#line 983 "awkgram.y" /* yacc.c:1651  */
+#line 985 "awkgram.y" /* yacc.c:1651  */
     {
                if (! break_allowed)
                        error_ln((yyvsp[-1])->source_line,
@@ -2798,7 +2798,7 @@ regular_loop:
     break;
 
   case 55:
-#line 993 "awkgram.y" /* yacc.c:1651  */
+#line 995 "awkgram.y" /* yacc.c:1651  */
     {
                if (! continue_allowed)
                        error_ln((yyvsp[-1])->source_line,
@@ -2812,7 +2812,7 @@ regular_loop:
     break;
 
   case 56:
-#line 1003 "awkgram.y" /* yacc.c:1651  */
+#line 1005 "awkgram.y" /* yacc.c:1651  */
     {
                /* if inside function (rule = 0), resolve context at run-time */
                if (rule && rule != Rule)
@@ -2827,7 +2827,7 @@ regular_loop:
     break;
 
   case 57:
-#line 1014 "awkgram.y" /* yacc.c:1651  */
+#line 1016 "awkgram.y" /* yacc.c:1651  */
     {
                /* if inside function (rule = 0), resolve context at run-time */
                if (rule == BEGIN || rule == END || rule == ENDFILE)
@@ -2844,7 +2844,7 @@ regular_loop:
     break;
 
   case 58:
-#line 1027 "awkgram.y" /* yacc.c:1651  */
+#line 1029 "awkgram.y" /* yacc.c:1651  */
     {
                /* Initialize the two possible jump targets, the actual target
                 * is resolved at run-time.
@@ -2865,7 +2865,7 @@ regular_loop:
     break;
 
   case 59:
-#line 1044 "awkgram.y" /* yacc.c:1651  */
+#line 1046 "awkgram.y" /* yacc.c:1651  */
     {
                if (! in_function)
                        yyerror(_("`return' used outside function context"));
@@ -2874,7 +2874,7 @@ regular_loop:
     break;
 
   case 60:
-#line 1047 "awkgram.y" /* yacc.c:1651  */
+#line 1049 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-1]) == NULL) {
                        (yyval) = list_create((yyvsp[-3]));
@@ -2889,7 +2889,7 @@ regular_loop:
     break;
 
   case 61:
-#line 1058 "awkgram.y" /* yacc.c:1651  */
+#line 1060 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0]) != NULL)
                        (yyval) = list_append((yyvsp[-1]), (yyvsp[0]));
@@ -2900,13 +2900,13 @@ regular_loop:
     break;
 
   case 62:
-#line 1075 "awkgram.y" /* yacc.c:1651  */
+#line 1077 "awkgram.y" /* yacc.c:1651  */
     { in_print = true; in_parens = 0; }
 #line 2906 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 63:
-#line 1076 "awkgram.y" /* yacc.c:1651  */
+#line 1078 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 * Optimization: plain `print' has no expression list, so $3 is 
null.
@@ -3007,13 +3007,13 @@ regular_print:
     break;
 
   case 64:
-#line 1173 "awkgram.y" /* yacc.c:1651  */
+#line 1175 "awkgram.y" /* yacc.c:1651  */
     { sub_counter = 0; }
 #line 3013 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 65:
-#line 1174 "awkgram.y" /* yacc.c:1651  */
+#line 1176 "awkgram.y" /* yacc.c:1651  */
     {
                char *arr = (yyvsp[-2])->lextok;
 
@@ -3050,7 +3050,7 @@ regular_print:
     break;
 
   case 66:
-#line 1211 "awkgram.y" /* yacc.c:1651  */
+#line 1213 "awkgram.y" /* yacc.c:1651  */
     {
                static bool warned = false;
                char *arr = (yyvsp[-1])->lextok;
@@ -3080,7 +3080,7 @@ regular_print:
     break;
 
   case 67:
-#line 1237 "awkgram.y" /* yacc.c:1651  */
+#line 1239 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = optimize_assignment((yyvsp[0]));
          }
@@ -3088,25 +3088,25 @@ regular_print:
     break;
 
   case 68:
-#line 1244 "awkgram.y" /* yacc.c:1651  */
+#line 1246 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3094 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 69:
-#line 1246 "awkgram.y" /* yacc.c:1651  */
+#line 1248 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3100 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 70:
-#line 1251 "awkgram.y" /* yacc.c:1651  */
+#line 1253 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3106 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 71:
-#line 1253 "awkgram.y" /* yacc.c:1651  */
+#line 1255 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-1]) == NULL)
                        (yyval) = list_create((yyvsp[0]));
@@ -3117,13 +3117,13 @@ regular_print:
     break;
 
   case 72:
-#line 1260 "awkgram.y" /* yacc.c:1651  */
+#line 1262 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3123 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 73:
-#line 1265 "awkgram.y" /* yacc.c:1651  */
+#line 1267 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *casestmt = (yyvsp[0]);
                if ((yyvsp[0]) == NULL)
@@ -3140,7 +3140,7 @@ regular_print:
     break;
 
   case 74:
-#line 1278 "awkgram.y" /* yacc.c:1651  */
+#line 1280 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *casestmt = (yyvsp[0]);
                if ((yyvsp[0]) == NULL)
@@ -3156,13 +3156,13 @@ regular_print:
     break;
 
   case 75:
-#line 1293 "awkgram.y" /* yacc.c:1651  */
+#line 1295 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = (yyvsp[0]); }
 #line 3162 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 76:
-#line 1295 "awkgram.y" /* yacc.c:1651  */
+#line 1297 "awkgram.y" /* yacc.c:1651  */
     {
                NODE *n = (yyvsp[0])->memory;
                (void) force_number(n);
@@ -3174,7 +3174,7 @@ regular_print:
     break;
 
   case 77:
-#line 1303 "awkgram.y" /* yacc.c:1651  */
+#line 1305 "awkgram.y" /* yacc.c:1651  */
     {
                NODE *n = (yyvsp[0])->lasti->memory;
                bcfree((yyvsp[-1]));
@@ -3185,13 +3185,13 @@ regular_print:
     break;
 
   case 78:
-#line 1310 "awkgram.y" /* yacc.c:1651  */
+#line 1312 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = (yyvsp[0]); }
 #line 3191 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 79:
-#line 1312 "awkgram.y" /* yacc.c:1651  */
+#line 1314 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0])->memory->type == Node_regex)
                        (yyvsp[0])->opcode = Op_push_re;
@@ -3203,7 +3203,7 @@ regular_print:
     break;
 
   case 80:
-#line 1320 "awkgram.y" /* yacc.c:1651  */
+#line 1322 "awkgram.y" /* yacc.c:1651  */
     {
                assert(((yyvsp[0])->memory->flags & REGEX) == REGEX);
                (yyvsp[0])->opcode = Op_push_re;
@@ -3213,19 +3213,19 @@ regular_print:
     break;
 
   case 81:
-#line 1329 "awkgram.y" /* yacc.c:1651  */
+#line 1331 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3219 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 82:
-#line 1331 "awkgram.y" /* yacc.c:1651  */
+#line 1333 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3225 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 84:
-#line 1341 "awkgram.y" /* yacc.c:1651  */
+#line 1343 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = (yyvsp[-1]);
          }
@@ -3233,7 +3233,7 @@ regular_print:
     break;
 
   case 85:
-#line 1348 "awkgram.y" /* yacc.c:1651  */
+#line 1350 "awkgram.y" /* yacc.c:1651  */
     {
                in_print = false;
                in_parens = 0;
@@ -3243,13 +3243,13 @@ regular_print:
     break;
 
   case 86:
-#line 1353 "awkgram.y" /* yacc.c:1651  */
+#line 1355 "awkgram.y" /* yacc.c:1651  */
     { in_print = false; in_parens = 0; }
 #line 3249 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 87:
-#line 1354 "awkgram.y" /* yacc.c:1651  */
+#line 1356 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-2])->redir_type == redirect_twoway
                        && (yyvsp[0])->lasti->opcode == Op_K_getline_redir
@@ -3263,7 +3263,7 @@ regular_print:
     break;
 
   case 88:
-#line 1367 "awkgram.y" /* yacc.c:1651  */
+#line 1369 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-1]) != NULL)
                        (yyvsp[-5])->comment = (yyvsp[-1]);
@@ -3273,7 +3273,7 @@ regular_print:
     break;
 
   case 89:
-#line 1374 "awkgram.y" /* yacc.c:1651  */
+#line 1376 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-4]) != NULL)
                        (yyvsp[-8])->comment = (yyvsp[-4]);
@@ -3285,13 +3285,13 @@ regular_print:
     break;
 
   case 90:
-#line 1384 "awkgram.y" /* yacc.c:1651  */
+#line 1386 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3291 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 91:
-#line 1386 "awkgram.y" /* yacc.c:1651  */
+#line 1388 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-1]) != NULL && (yyvsp[0]) != NULL) {
                        if ((yyvsp[-1])->memory->comment_type == EOL_COMMENT) {
@@ -3313,25 +3313,25 @@ regular_print:
     break;
 
   case 92:
-#line 1407 "awkgram.y" /* yacc.c:1651  */
+#line 1409 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3319 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 93:
-#line 1409 "awkgram.y" /* yacc.c:1651  */
+#line 1411 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3325 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 94:
-#line 1414 "awkgram.y" /* yacc.c:1651  */
+#line 1416 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3331 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 95:
-#line 1416 "awkgram.y" /* yacc.c:1651  */
+#line 1418 "awkgram.y" /* yacc.c:1651  */
     {
                bcfree((yyvsp[-1]));
                (yyval) = (yyvsp[0]);
@@ -3340,19 +3340,19 @@ regular_print:
     break;
 
   case 96:
-#line 1424 "awkgram.y" /* yacc.c:1651  */
+#line 1426 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3346 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 97:
-#line 1426 "awkgram.y" /* yacc.c:1651  */
+#line 1428 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3352 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 98:
-#line 1431 "awkgram.y" /* yacc.c:1651  */
+#line 1433 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->param_count = 0;
                (yyval) = list_create((yyvsp[0]));
@@ -3361,7 +3361,7 @@ regular_print:
     break;
 
   case 99:
-#line 1436 "awkgram.y" /* yacc.c:1651  */
+#line 1438 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-2]) != NULL && (yyvsp[0]) != NULL) {
                        (yyvsp[0])->param_count = 
(yyvsp[-2])->lasti->param_count + 1;
@@ -3382,70 +3382,72 @@ regular_print:
     break;
 
   case 100:
-#line 1453 "awkgram.y" /* yacc.c:1651  */
+#line 1455 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3388 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 101:
-#line 1455 "awkgram.y" /* yacc.c:1651  */
+#line 1457 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[-1]); }
 #line 3394 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 102:
-#line 1457 "awkgram.y" /* yacc.c:1651  */
+#line 1459 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[-2]); }
 #line 3400 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 103:
-#line 1463 "awkgram.y" /* yacc.c:1651  */
+#line 1465 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3406 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 104:
-#line 1465 "awkgram.y" /* yacc.c:1651  */
+#line 1467 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3412 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 105:
-#line 1470 "awkgram.y" /* yacc.c:1651  */
+#line 1472 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
 #line 3418 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 106:
-#line 1472 "awkgram.y" /* yacc.c:1651  */
+#line 1474 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
 #line 3424 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 107:
-#line 1477 "awkgram.y" /* yacc.c:1651  */
+#line 1479 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = mk_expression_list(NULL, (yyvsp[0])); }
 #line 3430 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 108:
-#line 1479 "awkgram.y" /* yacc.c:1651  */
+#line 1481 "awkgram.y" /* yacc.c:1651  */
     {
+               if ((yyvsp[-1]) != NULL)
+                       (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
                (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
                yyerrok;
          }
-#line 3439 "awkgram.c" /* yacc.c:1651  */
+#line 3441 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 109:
-#line 1484 "awkgram.y" /* yacc.c:1651  */
+#line 1488 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 3445 "awkgram.c" /* yacc.c:1651  */
+#line 3447 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 110:
-#line 1486 "awkgram.y" /* yacc.c:1651  */
+#line 1490 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 * Returning the expression list instead of NULL lets
@@ -3453,62 +3455,66 @@ regular_print:
                 */
                (yyval) = (yyvsp[-1]);
          }
-#line 3457 "awkgram.c" /* yacc.c:1651  */
+#line 3459 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 111:
-#line 1494 "awkgram.y" /* yacc.c:1651  */
+#line 1498 "awkgram.y" /* yacc.c:1651  */
     {
                /* Ditto */
                (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
          }
-#line 3466 "awkgram.c" /* yacc.c:1651  */
+#line 3468 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 112:
-#line 1499 "awkgram.y" /* yacc.c:1651  */
+#line 1503 "awkgram.y" /* yacc.c:1651  */
     {
                /* Ditto */
+               if ((yyvsp[-1]) != NULL)
+                       (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
                (yyval) = (yyvsp[-2]);
          }
-#line 3475 "awkgram.c" /* yacc.c:1651  */
+#line 3479 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 113:
-#line 1507 "awkgram.y" /* yacc.c:1651  */
+#line 1513 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 3481 "awkgram.c" /* yacc.c:1651  */
+#line 3485 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 114:
-#line 1509 "awkgram.y" /* yacc.c:1651  */
+#line 1515 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3487 "awkgram.c" /* yacc.c:1651  */
+#line 3491 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 115:
-#line 1514 "awkgram.y" /* yacc.c:1651  */
+#line 1520 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = mk_expression_list(NULL, (yyvsp[0])); }
-#line 3493 "awkgram.c" /* yacc.c:1651  */
+#line 3497 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 116:
-#line 1516 "awkgram.y" /* yacc.c:1651  */
+#line 1522 "awkgram.y" /* yacc.c:1651  */
     {
+               if ((yyvsp[-1]) != NULL)
+                       (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
                (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
                yyerrok;
          }
-#line 3502 "awkgram.c" /* yacc.c:1651  */
+#line 3508 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 117:
-#line 1521 "awkgram.y" /* yacc.c:1651  */
+#line 1529 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 3508 "awkgram.c" /* yacc.c:1651  */
+#line 3514 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 118:
-#line 1523 "awkgram.y" /* yacc.c:1651  */
+#line 1531 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 * Returning the expression list instead of NULL lets
@@ -3516,72 +3522,74 @@ regular_print:
                 */
                (yyval) = (yyvsp[-1]);
          }
-#line 3520 "awkgram.c" /* yacc.c:1651  */
+#line 3526 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 119:
-#line 1531 "awkgram.y" /* yacc.c:1651  */
+#line 1539 "awkgram.y" /* yacc.c:1651  */
     {
                /* Ditto */
                (yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
          }
-#line 3529 "awkgram.c" /* yacc.c:1651  */
+#line 3535 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 120:
-#line 1536 "awkgram.y" /* yacc.c:1651  */
+#line 1544 "awkgram.y" /* yacc.c:1651  */
     {
                /* Ditto */
+               if ((yyvsp[-1]) != NULL)
+                       (yyvsp[-2])->comment = (yyvsp[-1]);
                (yyval) = (yyvsp[-2]);
          }
-#line 3538 "awkgram.c" /* yacc.c:1651  */
+#line 3546 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 121:
-#line 1543 "awkgram.y" /* yacc.c:1651  */
+#line 1553 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3544 "awkgram.c" /* yacc.c:1651  */
+#line 3552 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 122:
-#line 1544 "awkgram.y" /* yacc.c:1651  */
+#line 1554 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = list_create((yyvsp[0])); }
-#line 3550 "awkgram.c" /* yacc.c:1651  */
+#line 3558 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 123:
-#line 1550 "awkgram.y" /* yacc.c:1651  */
+#line 1560 "awkgram.y" /* yacc.c:1651  */
     {
                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 3561 "awkgram.c" /* yacc.c:1651  */
+#line 3569 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 124:
-#line 1557 "awkgram.y" /* yacc.c:1651  */
+#line 1567 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = mk_assignment((yyvsp[-2]), list_create((yyvsp[0])), 
(yyvsp[-1]));
          }
-#line 3569 "awkgram.c" /* yacc.c:1651  */
+#line 3577 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 125:
-#line 1561 "awkgram.y" /* yacc.c:1651  */
+#line 1571 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3575 "awkgram.c" /* yacc.c:1651  */
+#line 3583 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 126:
-#line 1563 "awkgram.y" /* yacc.c:1651  */
+#line 1573 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3581 "awkgram.c" /* yacc.c:1651  */
+#line 3589 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 127:
-#line 1565 "awkgram.y" /* yacc.c:1651  */
+#line 1575 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-2])->lasti->opcode == Op_match_rec)
                        warning_ln((yyvsp[-1])->source_line,
@@ -3594,11 +3602,11 @@ regular_print:
                bcfree((yyvsp[0]));
                (yyval) = list_append((yyvsp[-2]), (yyvsp[-1]));
          }
-#line 3598 "awkgram.c" /* yacc.c:1651  */
+#line 3606 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 128:
-#line 1578 "awkgram.y" /* yacc.c:1651  */
+#line 1588 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[-2])->lasti->opcode == Op_match_rec)
                        warning_ln((yyvsp[-1])->source_line,
@@ -3615,11 +3623,11 @@ regular_print:
                        (yyval) = list_append(list_merge((yyvsp[-2]), 
(yyvsp[0])), (yyvsp[-1]));
                }
          }
-#line 3619 "awkgram.c" /* yacc.c:1651  */
+#line 3627 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 129:
-#line 1595 "awkgram.y" /* yacc.c:1651  */
+#line 1605 "awkgram.y" /* yacc.c:1651  */
     {
                if (do_lint_old)
                        warning_ln((yyvsp[-1])->source_line,
@@ -3629,91 +3637,91 @@ regular_print:
                (yyvsp[-1])->expr_count = 1;
                (yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), 
(yyvsp[-1]));
          }
-#line 3633 "awkgram.c" /* yacc.c:1651  */
+#line 3641 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 130:
-#line 1605 "awkgram.y" /* yacc.c:1651  */
+#line 1615 "awkgram.y" /* yacc.c:1651  */
     {
                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 3644 "awkgram.c" /* yacc.c:1651  */
+#line 3652 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 131:
-#line 1612 "awkgram.y" /* yacc.c:1651  */
+#line 1622 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_condition((yyvsp[-4]), (yyvsp[-3]), (yyvsp[-2]), 
(yyvsp[-1]), (yyvsp[0])); }
-#line 3650 "awkgram.c" /* yacc.c:1651  */
+#line 3658 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 132:
-#line 1614 "awkgram.y" /* yacc.c:1651  */
+#line 1624 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3656 "awkgram.c" /* yacc.c:1651  */
+#line 3664 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 133:
-#line 1619 "awkgram.y" /* yacc.c:1651  */
+#line 1629 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3662 "awkgram.c" /* yacc.c:1651  */
+#line 3670 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 134:
-#line 1621 "awkgram.y" /* yacc.c:1651  */
+#line 1631 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3668 "awkgram.c" /* yacc.c:1651  */
+#line 3676 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 135:
-#line 1623 "awkgram.y" /* yacc.c:1651  */
+#line 1633 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->opcode = Op_assign_quotient;
                (yyval) = (yyvsp[0]);
          }
-#line 3677 "awkgram.c" /* yacc.c:1651  */
+#line 3685 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 136:
-#line 1631 "awkgram.y" /* yacc.c:1651  */
+#line 1641 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3683 "awkgram.c" /* yacc.c:1651  */
+#line 3691 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 137:
-#line 1633 "awkgram.y" /* yacc.c:1651  */
+#line 1643 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3689 "awkgram.c" /* yacc.c:1651  */
+#line 3697 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 138:
-#line 1638 "awkgram.y" /* yacc.c:1651  */
+#line 1648 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3695 "awkgram.c" /* yacc.c:1651  */
+#line 3703 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 139:
-#line 1640 "awkgram.y" /* yacc.c:1651  */
+#line 1650 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3701 "awkgram.c" /* yacc.c:1651  */
+#line 3709 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 140:
-#line 1645 "awkgram.y" /* yacc.c:1651  */
+#line 1655 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3707 "awkgram.c" /* yacc.c:1651  */
+#line 3715 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 141:
-#line 1647 "awkgram.y" /* yacc.c:1651  */
+#line 1657 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 3713 "awkgram.c" /* yacc.c:1651  */
+#line 3721 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 142:
-#line 1649 "awkgram.y" /* yacc.c:1651  */
+#line 1659 "awkgram.y" /* yacc.c:1651  */
     {
                int count = 2;
                bool is_simple_var = false;
@@ -3767,47 +3775,47 @@ regular_print:
                                max_args = count;
                }
          }
-#line 3771 "awkgram.c" /* yacc.c:1651  */
+#line 3779 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 144:
-#line 1708 "awkgram.y" /* yacc.c:1651  */
+#line 1718 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3777 "awkgram.c" /* yacc.c:1651  */
+#line 3785 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 145:
-#line 1710 "awkgram.y" /* yacc.c:1651  */
+#line 1720 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3783 "awkgram.c" /* yacc.c:1651  */
+#line 3791 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 146:
-#line 1712 "awkgram.y" /* yacc.c:1651  */
+#line 1722 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3789 "awkgram.c" /* yacc.c:1651  */
+#line 3797 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 147:
-#line 1714 "awkgram.y" /* yacc.c:1651  */
+#line 1724 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3795 "awkgram.c" /* yacc.c:1651  */
+#line 3803 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 148:
-#line 1716 "awkgram.y" /* yacc.c:1651  */
+#line 1726 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3801 "awkgram.c" /* yacc.c:1651  */
+#line 3809 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 149:
-#line 1718 "awkgram.y" /* yacc.c:1651  */
+#line 1728 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3807 "awkgram.c" /* yacc.c:1651  */
+#line 3815 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 150:
-#line 1720 "awkgram.y" /* yacc.c:1651  */
+#line 1730 "awkgram.y" /* yacc.c:1651  */
     {
                /*
                 * In BEGINFILE/ENDFILE, allow `getline [var] < file'
@@ -3821,29 +3829,29 @@ regular_print:
                                _("non-redirected `getline' undefined inside 
END action"));
                (yyval) = mk_getline((yyvsp[-2]), (yyvsp[-1]), (yyvsp[0]), 
redirect_input);
          }
-#line 3825 "awkgram.c" /* yacc.c:1651  */
+#line 3833 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 151:
-#line 1734 "awkgram.y" /* yacc.c:1651  */
+#line 1744 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->opcode = Op_postincrement;
                (yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
          }
-#line 3834 "awkgram.c" /* yacc.c:1651  */
+#line 3842 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 152:
-#line 1739 "awkgram.y" /* yacc.c:1651  */
+#line 1749 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->opcode = Op_postdecrement;
                (yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
          }
-#line 3843 "awkgram.c" /* yacc.c:1651  */
+#line 3851 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 153:
-#line 1744 "awkgram.y" /* yacc.c:1651  */
+#line 1754 "awkgram.y" /* yacc.c:1651  */
     {
                if (do_lint_old) {
                    warning_ln((yyvsp[-1])->source_line,
@@ -3863,64 +3871,64 @@ regular_print:
                        (yyval) = list_append(list_merge(t, (yyvsp[0])), 
(yyvsp[-1]));
                }
          }
-#line 3867 "awkgram.c" /* yacc.c:1651  */
+#line 3875 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 154:
-#line 1769 "awkgram.y" /* yacc.c:1651  */
+#line 1779 "awkgram.y" /* yacc.c:1651  */
     {
                  (yyval) = mk_getline((yyvsp[-1]), (yyvsp[0]), (yyvsp[-3]), 
(yyvsp[-2])->redir_type);
                  bcfree((yyvsp[-2]));
                }
-#line 3876 "awkgram.c" /* yacc.c:1651  */
+#line 3884 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 155:
-#line 1775 "awkgram.y" /* yacc.c:1651  */
+#line 1785 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3882 "awkgram.c" /* yacc.c:1651  */
+#line 3890 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 156:
-#line 1777 "awkgram.y" /* yacc.c:1651  */
+#line 1787 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3888 "awkgram.c" /* yacc.c:1651  */
+#line 3896 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 157:
-#line 1779 "awkgram.y" /* yacc.c:1651  */
+#line 1789 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3894 "awkgram.c" /* yacc.c:1651  */
+#line 3902 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 158:
-#line 1781 "awkgram.y" /* yacc.c:1651  */
+#line 1791 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3900 "awkgram.c" /* yacc.c:1651  */
+#line 3908 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 159:
-#line 1783 "awkgram.y" /* yacc.c:1651  */
+#line 1793 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3906 "awkgram.c" /* yacc.c:1651  */
+#line 3914 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 160:
-#line 1785 "awkgram.y" /* yacc.c:1651  */
+#line 1795 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3912 "awkgram.c" /* yacc.c:1651  */
+#line 3920 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 161:
-#line 1790 "awkgram.y" /* yacc.c:1651  */
+#line 1800 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_create((yyvsp[0]));
          }
-#line 3920 "awkgram.c" /* yacc.c:1651  */
+#line 3928 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 162:
-#line 1794 "awkgram.y" /* yacc.c:1651  */
+#line 1804 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0])->opcode == Op_match_rec) {
                        (yyvsp[0])->opcode = Op_nomatch;
@@ -3952,11 +3960,11 @@ regular_print:
                        }
                }
           }
-#line 3956 "awkgram.c" /* yacc.c:1651  */
+#line 3964 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 163:
-#line 1826 "awkgram.y" /* yacc.c:1651  */
+#line 1836 "awkgram.y" /* yacc.c:1651  */
     {
                // Always include. Allows us to lint warn on
                // print "foo" > "bar" 1
@@ -3964,31 +3972,31 @@ regular_print:
                // print "foo" > ("bar" 1)
                (yyval) = list_append((yyvsp[-1]), bcalloc(Op_parens, 1, 
sourceline));
          }
-#line 3968 "awkgram.c" /* yacc.c:1651  */
+#line 3976 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 164:
-#line 1834 "awkgram.y" /* yacc.c:1651  */
+#line 1844 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = snode((yyvsp[-1]), (yyvsp[-3]));
                if ((yyval) == NULL)
                        YYABORT;
          }
-#line 3978 "awkgram.c" /* yacc.c:1651  */
+#line 3986 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 165:
-#line 1840 "awkgram.y" /* yacc.c:1651  */
+#line 1850 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = snode((yyvsp[-1]), (yyvsp[-3]));
                if ((yyval) == NULL)
                        YYABORT;
          }
-#line 3988 "awkgram.c" /* yacc.c:1651  */
+#line 3996 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 166:
-#line 1846 "awkgram.y" /* yacc.c:1651  */
+#line 1856 "awkgram.y" /* yacc.c:1651  */
     {
                static bool warned = false;
 
@@ -4001,45 +4009,45 @@ regular_print:
                if ((yyval) == NULL)
                        YYABORT;
          }
-#line 4005 "awkgram.c" /* yacc.c:1651  */
+#line 4013 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 169:
-#line 1861 "awkgram.y" /* yacc.c:1651  */
+#line 1871 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[-1])->opcode = Op_preincrement;
                (yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1]));
          }
-#line 4014 "awkgram.c" /* yacc.c:1651  */
+#line 4022 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 170:
-#line 1866 "awkgram.y" /* yacc.c:1651  */
+#line 1876 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[-1])->opcode = Op_predecrement;
                (yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1]));
          }
-#line 4023 "awkgram.c" /* yacc.c:1651  */
+#line 4031 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 171:
-#line 1871 "awkgram.y" /* yacc.c:1651  */
+#line 1881 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_create((yyvsp[0]));
          }
-#line 4031 "awkgram.c" /* yacc.c:1651  */
+#line 4039 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 172:
-#line 1875 "awkgram.y" /* yacc.c:1651  */
+#line 1885 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_create((yyvsp[0]));
          }
-#line 4039 "awkgram.c" /* yacc.c:1651  */
+#line 4047 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 173:
-#line 1879 "awkgram.y" /* yacc.c:1651  */
+#line 1889 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0])->lasti->opcode == Op_push_i
                        && ((yyvsp[0])->lasti->memory->flags & STRING) == 0
@@ -4054,11 +4062,11 @@ regular_print:
                        (yyval) = list_append((yyvsp[0]), (yyvsp[-1]));
                }
          }
-#line 4058 "awkgram.c" /* yacc.c:1651  */
+#line 4066 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 174:
-#line 1894 "awkgram.y" /* yacc.c:1651  */
+#line 1904 "awkgram.y" /* yacc.c:1651  */
     {
                if ((yyvsp[0])->lasti->opcode == Op_push_i
                        && ((yyvsp[0])->lasti->memory->flags & STRING) == 0
@@ -4076,20 +4084,20 @@ regular_print:
                        (yyval) = list_append((yyvsp[0]), (yyvsp[-1]));
                }
          }
-#line 4080 "awkgram.c" /* yacc.c:1651  */
+#line 4088 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 175:
-#line 1915 "awkgram.y" /* yacc.c:1651  */
+#line 1925 "awkgram.y" /* yacc.c:1651  */
     {
                func_use((yyvsp[0])->lasti->func_name, FUNC_USE);
                (yyval) = (yyvsp[0]);
          }
-#line 4089 "awkgram.c" /* yacc.c:1651  */
+#line 4097 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 176:
-#line 1920 "awkgram.y" /* yacc.c:1651  */
+#line 1930 "awkgram.y" /* yacc.c:1651  */
     {
                /* indirect function call */
                INSTRUCTION *f, *t;
@@ -4123,11 +4131,11 @@ regular_print:
                (yyval) = list_prepend((yyvsp[0]), t);
                at_seen = false;
          }
-#line 4127 "awkgram.c" /* yacc.c:1651  */
+#line 4135 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 177:
-#line 1957 "awkgram.y" /* yacc.c:1651  */
+#line 1967 "awkgram.y" /* yacc.c:1651  */
     {
                NODE *n;
 
@@ -4152,49 +4160,49 @@ regular_print:
                        (yyval) = list_append(t, (yyvsp[-3]));
                }
          }
-#line 4156 "awkgram.c" /* yacc.c:1651  */
+#line 4164 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 178:
-#line 1985 "awkgram.y" /* yacc.c:1651  */
+#line 1995 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 4162 "awkgram.c" /* yacc.c:1651  */
+#line 4170 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 179:
-#line 1987 "awkgram.y" /* yacc.c:1651  */
+#line 1997 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 4168 "awkgram.c" /* yacc.c:1651  */
+#line 4176 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 180:
-#line 1992 "awkgram.y" /* yacc.c:1651  */
+#line 2002 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 4174 "awkgram.c" /* yacc.c:1651  */
+#line 4182 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 181:
-#line 1994 "awkgram.y" /* yacc.c:1651  */
+#line 2004 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[-1]); }
-#line 4180 "awkgram.c" /* yacc.c:1651  */
+#line 4188 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 182:
-#line 1999 "awkgram.y" /* yacc.c:1651  */
+#line 2009 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = (yyvsp[0]); }
-#line 4186 "awkgram.c" /* yacc.c:1651  */
+#line 4194 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 183:
-#line 2001 "awkgram.y" /* yacc.c:1651  */
+#line 2011 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_merge((yyvsp[-1]), (yyvsp[0]));
          }
-#line 4194 "awkgram.c" /* yacc.c:1651  */
+#line 4202 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 184:
-#line 2008 "awkgram.y" /* yacc.c:1651  */
+#line 2018 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *ip = (yyvsp[0])->lasti;
                int count = ip->sub_count;      /* # of SUBSEP-seperated 
expressions */
@@ -4208,11 +4216,11 @@ regular_print:
                sub_counter++;  /* count # of dimensions */
                (yyval) = (yyvsp[0]);
          }
-#line 4212 "awkgram.c" /* yacc.c:1651  */
+#line 4220 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 185:
-#line 2025 "awkgram.y" /* yacc.c:1651  */
+#line 2035 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *t = (yyvsp[-1]);
                if ((yyvsp[-1]) == NULL) {
@@ -4226,31 +4234,31 @@ regular_print:
                        (yyvsp[0])->sub_count = count_expressions(&t, false);
                (yyval) = list_append(t, (yyvsp[0]));
          }
-#line 4230 "awkgram.c" /* yacc.c:1651  */
+#line 4238 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 186:
-#line 2042 "awkgram.y" /* yacc.c:1651  */
+#line 2052 "awkgram.y" /* yacc.c:1651  */
     {  (yyval) = (yyvsp[0]); }
-#line 4236 "awkgram.c" /* yacc.c:1651  */
+#line 4244 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 187:
-#line 2044 "awkgram.y" /* yacc.c:1651  */
+#line 2054 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_merge((yyvsp[-1]), (yyvsp[0]));
          }
-#line 4244 "awkgram.c" /* yacc.c:1651  */
+#line 4252 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 188:
-#line 2051 "awkgram.y" /* yacc.c:1651  */
+#line 2061 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[-1]); }
-#line 4250 "awkgram.c" /* yacc.c:1651  */
+#line 4258 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 189:
-#line 2056 "awkgram.y" /* yacc.c:1651  */
+#line 2066 "awkgram.y" /* yacc.c:1651  */
     {
                char *var_name = (yyvsp[0])->lextok;
 
@@ -4258,22 +4266,22 @@ regular_print:
                (yyvsp[0])->memory = variable((yyvsp[0])->source_line, 
var_name, Node_var_new);
                (yyval) = list_create((yyvsp[0]));
          }
-#line 4262 "awkgram.c" /* yacc.c:1651  */
+#line 4270 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 190:
-#line 2064 "awkgram.y" /* yacc.c:1651  */
+#line 2074 "awkgram.y" /* yacc.c:1651  */
     {
                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 4273 "awkgram.c" /* yacc.c:1651  */
+#line 4281 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 191:
-#line 2074 "awkgram.y" /* yacc.c:1651  */
+#line 2084 "awkgram.y" /* yacc.c:1651  */
     {
                INSTRUCTION *ip = (yyvsp[0])->nexti;
                if (ip->opcode == Op_push
@@ -4285,85 +4293,85 @@ regular_print:
                } else
                        (yyval) = (yyvsp[0]);
          }
-#line 4289 "awkgram.c" /* yacc.c:1651  */
+#line 4297 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 192:
-#line 2086 "awkgram.y" /* yacc.c:1651  */
+#line 2096 "awkgram.y" /* yacc.c:1651  */
     {
                (yyval) = list_append((yyvsp[-1]), (yyvsp[-2]));
                if ((yyvsp[0]) != NULL)
                        mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
          }
-#line 4299 "awkgram.c" /* yacc.c:1651  */
+#line 4307 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 193:
-#line 2095 "awkgram.y" /* yacc.c:1651  */
+#line 2105 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->opcode = Op_postincrement;
          }
-#line 4307 "awkgram.c" /* yacc.c:1651  */
+#line 4315 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 194:
-#line 2099 "awkgram.y" /* yacc.c:1651  */
+#line 2109 "awkgram.y" /* yacc.c:1651  */
     {
                (yyvsp[0])->opcode = Op_postdecrement;
          }
-#line 4315 "awkgram.c" /* yacc.c:1651  */
+#line 4323 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 195:
-#line 2103 "awkgram.y" /* yacc.c:1651  */
+#line 2113 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 4321 "awkgram.c" /* yacc.c:1651  */
+#line 4329 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 196:
-#line 2107 "awkgram.y" /* yacc.c:1651  */
+#line 2117 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); }
-#line 4327 "awkgram.c" /* yacc.c:1651  */
+#line 4335 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 197:
-#line 2111 "awkgram.y" /* yacc.c:1651  */
+#line 2121 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); yyerrok; }
-#line 4333 "awkgram.c" /* yacc.c:1651  */
+#line 4341 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 198:
-#line 2115 "awkgram.y" /* yacc.c:1651  */
+#line 2125 "awkgram.y" /* yacc.c:1651  */
     { yyerrok; }
-#line 4339 "awkgram.c" /* yacc.c:1651  */
+#line 4347 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 199:
-#line 2120 "awkgram.y" /* yacc.c:1651  */
+#line 2130 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = NULL; }
-#line 4345 "awkgram.c" /* yacc.c:1651  */
+#line 4353 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 201:
-#line 2125 "awkgram.y" /* yacc.c:1651  */
+#line 2135 "awkgram.y" /* yacc.c:1651  */
     { yyerrok; }
-#line 4351 "awkgram.c" /* yacc.c:1651  */
+#line 4359 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 202:
-#line 2129 "awkgram.y" /* yacc.c:1651  */
+#line 2139 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); yyerrok; }
-#line 4357 "awkgram.c" /* yacc.c:1651  */
+#line 4365 "awkgram.c" /* yacc.c:1651  */
     break;
 
   case 203:
-#line 2133 "awkgram.y" /* yacc.c:1651  */
+#line 2143 "awkgram.y" /* yacc.c:1651  */
     { (yyval) = (yyvsp[0]); yyerrok; }
-#line 4363 "awkgram.c" /* yacc.c:1651  */
+#line 4371 "awkgram.c" /* yacc.c:1651  */
     break;
 
 
-#line 4367 "awkgram.c" /* yacc.c:1651  */
+#line 4375 "awkgram.c" /* yacc.c:1651  */
       default: break;
     }
   /* User semantic actions sometimes alter yychar, and that requires
@@ -4591,7 +4599,7 @@ yyreturn:
 #endif
   return yyresult;
 }
-#line 2135 "awkgram.y" /* yacc.c:1910  */
+#line 2145 "awkgram.y" /* yacc.c:1910  */
 
 
 struct token {
diff --git a/awkgram.y b/awkgram.y
index 6b741d7..af2c326 100644
--- a/awkgram.y
+++ b/awkgram.y
@@ -1,7 +1,8 @@
 /* working on statement_term and opt_nls */
 /*
 TODO:
--- Comments after commas in expressions lists in print/f and function calls
+-- Handle comments outside blocks
+-- Handle EOL comments on a closing right brace
 -- Get comments from all instances of opt_nls
 -- Get comments from all instances of l_brace
 -- Get comments from all instances of r_brace
@@ -16,6 +17,7 @@ DONE:
 -- case part of switch statement
 -- for(;;) statement
 -- for(iggy in fo) statement
+-- Comments after commas in expressions lists in print/f and function calls
 */
 /*
  * awkgram.y --- yacc/bison parser
@@ -1477,6 +1479,8 @@ expression_list
          {     $$ = mk_expression_list(NULL, $1); }
        | expression_list comma exp
          {
+               if ($2 != NULL)
+                       $1->lasti->comment = $2;
                $$ = mk_expression_list($1, $3);
                yyerrok;
          }
@@ -1498,6 +1502,8 @@ expression_list
        | expression_list comma error
          {
                /* Ditto */
+               if ($2 != NULL)
+                       $1->lasti->comment = $2;
                $$ = $1;
          }
        ;
@@ -1514,6 +1520,8 @@ fcall_expression_list
          {     $$ = mk_expression_list(NULL, $1); }
        | fcall_expression_list comma fcall_exp
          {
+               if ($2 != NULL)
+                       $1->lasti->comment = $2;
                $$ = mk_expression_list($1, $3);
                yyerrok;
          }
@@ -1535,6 +1543,8 @@ fcall_expression_list
        | fcall_expression_list comma error
          {
                /* Ditto */
+               if ($2 != NULL)
+                       $1->comment = $2;
                $$ = $1;
          }
        ;
diff --git a/profile.c b/profile.c
index 998fea0..5494b17 100644
--- a/profile.c
+++ b/profile.c
@@ -37,7 +37,7 @@ static char *pp_typed_regex(const char *in_str, size_t len, 
int delim);
 static bool is_binary(int type);
 static bool is_scalar(int type);
 static int prec_level(int type);
-static void pp_push(int type, char *s, int flag);
+static void pp_push(int type, char *s, int flag, INSTRUCTION *comment);
 static NODE *pp_pop(void);
 static void print_comment(INSTRUCTION *pc, long in);
 const char *redir2str(int redirtype);
@@ -45,6 +45,7 @@ const char *redir2str(int redirtype);
 #define pp_str vname
 #define pp_len sub.nodep.reserved
 #define pp_next        rnode
+#define pp_comment     sub.nodep.x.cmnt
 
 #define DONT_FREE 1
 #define CAN_FREE  2
@@ -60,6 +61,15 @@ static FILE *prof_fp;        /* where to send the profile */
 
 static long indent_level = 0;
 
+static const char tabs[] = 
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
+static const size_t tabs_len = sizeof(tabs) - 1;
+
+#define check_indent_level() \
+       if (indent_level + 1 > tabs_len) \
+               /* We're allowed to be snarky, occasionally. */ \
+               fatal(_("Program indentation level too deep. Consider 
refactoring your code"));
+
+
 #define SPACEOVER      0
 
 #define NO_PPRINT_FLAGS        0
@@ -159,7 +169,7 @@ indent_out(void)
 /* pp_push --- push a pretty printed string onto the stack */
 
 static void
-pp_push(int type, char *s, int flag)
+pp_push(int type, char *s, int flag, INSTRUCTION *comment)
 {
        NODE *n;
        getnode(n);
@@ -168,6 +178,7 @@ pp_push(int type, char *s, int flag)
        n->flags = flag;
        n->type = type;
        n->pp_next = pp_stack;
+       n->pp_comment = comment;
        pp_stack = n;
 }
 
@@ -208,14 +219,6 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
        int rule;
        static int rule_count[MAXRULE];
        static bool skip_comment = false;
-       static const char tabs[] = 
"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
-       static const size_t tabs_len = sizeof(tabs) - 1;
-
-#define check_indent_level()
-       if (indent_level + 1 > tabs_len) \
-               /* We're allowed to be snarky, occasionally. */ \
-               fatal(_("Program indentation level too deep. Consider 
refactoring your code"));
-
 
        for (pc = startp; pc != endp; pc = pc->nexti) {
                if (pc->source_line > 0)
@@ -310,9 +313,9 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
                case Op_push_i:
                        m = pc->memory;
                        if (m == Nnull_string)  /* optional return or exit 
value; don't print 0 or "" */
-                               pp_push(pc->opcode, m->stptr, DONT_FREE);
+                               pp_push(pc->opcode, m->stptr, DONT_FREE, 
pc->comment);
                        else if ((m->flags & NUMBER) != 0)
-                               pp_push(pc->opcode, pp_number(m), CAN_FREE);
+                               pp_push(pc->opcode, pp_number(m), CAN_FREE, 
pc->comment);
                        else {
                                str = pp_string(m->stptr, m->stlen, '"');
                                if ((m->flags & INTLSTR) != 0) {
@@ -320,13 +323,13 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
                                        str = pp_group3("_", tmp, "");
                                        efree(tmp);
                                }
-                               pp_push(pc->opcode, str, CAN_FREE);
+                               pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        }
                        break;
 
                case Op_store_var:
                        if (pc->initval != NULL)
-                               pp_push(Op_push_i, pp_node(pc->initval), 
CAN_FREE);
+                               pp_push(Op_push_i, pp_node(pc->initval), 
CAN_FREE, pc->comment);
                        /* fall through */
                case Op_store_sub:
                case Op_assign_concat:
@@ -339,14 +342,14 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
                        m = pc->memory;
                        switch (m->type) {
                        case Node_param_list:
-                               pp_push(pc->opcode, 
func_params[m->param_cnt].param, DONT_FREE);
+                               pp_push(pc->opcode, 
func_params[m->param_cnt].param, DONT_FREE, pc->comment);
                                break;
 
                        case Node_var:
                        case Node_var_new:
                        case Node_var_array:
                                if (m->vname != NULL)
-                                       pp_push(pc->opcode, m->vname, 
DONT_FREE);
+                                       pp_push(pc->opcode, m->vname, 
DONT_FREE, pc->comment);
                                else
                                        fatal(_("internal error: %s with null 
vname"),
                                                        nodetype2str(m->type));
@@ -398,7 +401,7 @@ cleanup:
                        str = pp_group3(t1->pp_str, tmp, "");
                        efree(tmp);
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_and:
@@ -420,11 +423,11 @@ cleanup:
                                emalloc(str, char *, len, "pprint");
                                sprintf(str, "%s%s%s%.*s %s", t1->pp_str, 
op2str(pc->opcode),
                                                pc->comment->memory->stptr,
-                                               (int) indent_level + 1, tabs, 
t2->pp_str);
+                                               (int) (indent_level + 1), tabs, 
t2->pp_str);
                        }
                        pp_free(t1);
                        pp_free(t2);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        pc = pc->target_jmp;
                        break;
 
@@ -446,14 +449,14 @@ cleanup:
                        str = pp_group3(t1->pp_str, op2str(pc->opcode), tmp);
                        efree(tmp);
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_parens:
                        t1 = pp_pop();
                        str = pp_group3("(", t1->pp_str, ")");
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_plus:
@@ -474,7 +477,7 @@ cleanup:
                        str = pp_group3(t1->pp_str, op2str(pc->opcode), 
t2->pp_str);
                        pp_free(t1);
                        pp_free(t2);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_preincrement:
@@ -487,7 +490,7 @@ cleanup:
                        else
                                str = pp_group3(t1->pp_str, op2str(pc->opcode), 
"");
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_field_spec:
@@ -505,7 +508,7 @@ cleanup:
                        /* optypes table (eval.c) includes space after ! */
                        str = pp_group3(op2str(pc->opcode), t1->pp_str, "");
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_assign:
@@ -520,7 +523,7 @@ cleanup:
                        str = pp_group3(t2->pp_str, op2str(pc->opcode), 
t1->pp_str);
                        pp_free(t2);
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_store_field:
@@ -537,7 +540,7 @@ cleanup:
 
                case Op_concat:
                        str = pp_concat(pc->expr_count);
-                       pp_push(Op_concat, str, CAN_FREE);
+                       pp_push(Op_concat, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_K_delete:
@@ -582,7 +585,7 @@ cleanup:
                                pp_free(t2);
                        }
                        pp_free(t1);
-                       pp_push(Op_in_array, str, CAN_FREE);
+                       pp_push(Op_in_array, str, CAN_FREE, pc->comment);
                }
                        break;
 
@@ -617,7 +620,7 @@ cleanup:
                        tmp = pp_list(pc->expr_count, "()", ", ");
                        str = pp_group3(fname, tmp, "");
                        efree(tmp);
-                       pp_push(Op_sub_builtin, str, CAN_FREE);
+                       pp_push(Op_sub_builtin, str, CAN_FREE, pc->comment);
                }
                        break;
 
@@ -636,7 +639,7 @@ cleanup:
                                        efree(tmp);
                                } else
                                        str = pp_group3(fname, "()", "");
-                               pp_push(Op_builtin, str, CAN_FREE);
+                               pp_push(Op_builtin, str, CAN_FREE, pc->comment);
                        } else
                                fatal(_("internal error: builtin with null 
fname"));
                }
@@ -683,7 +686,7 @@ cleanup:
                                assert((pc->memory->flags & REGEX) != 0);
                                str = pp_typed_regex(pc->memory->stptr, 
pc->memory->stlen, '/');
                        }
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                }
                        break;
 
@@ -715,7 +718,7 @@ cleanup:
                                efree(restr);
                        }
                        pp_free(t1);
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                }
                        break;
 
@@ -743,7 +746,7 @@ cleanup:
                                pp_free(t2);
                        } else
                                str = tmp;
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                        break;
 
                case Op_indirect_func_call:
@@ -768,7 +771,7 @@ cleanup:
                                t1 = pp_pop();  /* indirect var */
                                pp_free(t1);
                        }
-                       pp_push(pc->opcode, str, CAN_FREE);
+                       pp_push(pc->opcode, str, CAN_FREE, pc->comment);
                }
                        break;
 
@@ -809,7 +812,7 @@ cleanup:
                        str = pp_group3(t1->pp_str, ", ", t2->pp_str);
                        pp_free(t1);
                        pp_free(t2);
-                       pp_push(Op_line_range, str, CAN_FREE);
+                       pp_push(Op_line_range, str, CAN_FREE, pc->comment);
                        pc = ip1->condpair_right;
                        break;
 
@@ -1117,10 +1120,10 @@ cleanup:
                                        "%.*s   %s",    // indent false-part
                                        cond->pp_str,   // condition
                                        qm_comment->memory->stptr,      // 
comment
-                                       (int) indent_level + 1, tabs,           
// indent
+                                       (int) (indent_level + 1), tabs,         
// indent
                                        t->pp_str,                      // true 
part
                                        colon_comment->memory->stptr,   // 
comment
-                                       (int) indent_level + 1, tabs,           
// indent
+                                       (int) (indent_level + 1), tabs,         
// indent
                                        f->pp_str                       // 
false part
                                        );
                        } else if (qm_comment != NULL) {
@@ -1135,7 +1138,7 @@ cleanup:
                                        " : %s",        // : false-part
                                        cond->pp_str,   // condition
                                        qm_comment->memory->stptr,      // 
comment
-                                       (int) indent_level + 1, tabs,           
// indent
+                                       (int) (indent_level + 1), tabs,         
// indent
                                        t->pp_str,                      // true 
part
                                        f->pp_str                       // 
false part
                                        );
@@ -1152,7 +1155,7 @@ cleanup:
                                        cond->pp_str,                   // 
condition
                                        t->pp_str,                      // true 
part
                                        colon_comment->memory->stptr,   // 
comment
-                                       (int) indent_level + 1, tabs,           
// indent
+                                       (int) (indent_level + 1), tabs,         
// indent
                                        f->pp_str                       // 
false part
                                        );
                        }
@@ -1160,7 +1163,7 @@ cleanup:
                        pp_free(cond);
                        pp_free(t);
                        pp_free(f);
-                       pp_push(Op_cond_exp, str, CAN_FREE);
+                       pp_push(Op_cond_exp, str, CAN_FREE, pc->comment);
                        pc = pc->branch_end;
                }
                        break;
@@ -1723,6 +1726,7 @@ pp_list(int nargs, const char *paren, const char *delim)
        size_t len;
        size_t delimlen;
        int i;
+       INSTRUCTION *comment = NULL;
 
        if (pp_args == NULL) {
                npp_args = nargs;
@@ -1740,12 +1744,17 @@ pp_list(int nargs, const char *paren, const char *delim)
                for (i = 1; i <= nargs; i++) {
                        r = pp_args[i] = pp_pop();
                        len += r->pp_len + delimlen;
+                       if (r->pp_comment != NULL) {
+                               comment = (INSTRUCTION *) r->pp_comment;
+                               len += comment->memory->stlen + indent_level + 
1;       // comment\n ident
+                       }
                }
                if (paren != NULL) {
                        assert(strlen(paren) == 2);
                        len += 2;
                }
        }
+       comment = NULL;
 
        emalloc(str, char *, len + 1, "pp_list");
        s = str;
@@ -1761,6 +1770,14 @@ pp_list(int nargs, const char *paren, const char *delim)
                                memcpy(s, delim, delimlen);
                                s += delimlen;
                        }
+                       if (r->pp_comment != NULL) {
+                               check_indent_level();
+                               comment = (INSTRUCTION *) r->pp_comment;
+                               memcpy(s, comment->memory->stptr, 
comment->memory->stlen);
+                               s += comment->memory->stlen;
+                               memcpy(s, tabs, indent_level + 1);
+                               s += indent_level + 1;
+                       }
                        r = pp_args[i];
                        memcpy(s, r->pp_str, r->pp_len);
                        s += r->pp_len;

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog |  15 ++
 awk.h     |   1 +
 awkgram.c | 628 +++++++++++++++++++++++++++++++-------------------------------
 awkgram.y |  12 +-
 profile.c |  95 ++++++----
 5 files changed, 401 insertions(+), 350 deletions(-)


hooks/post-receive
-- 
gawk



reply via email to

[Prev in Thread] Current Thread [Next in Thread]