* src/location.h (LOCATION_PRINT): Use quotearg slot 3 to avoid

clashes.
* src/scan-gram.l: Use ['] instead of ['] to pacify
font-lock-mode.
Use complain_at.
Use quote, not quote_n since LOCATION_PRINT no longer uses the
slot 0.

diff --git a/ChangeLog b/ChangeLog
index 8b4d73b..46a0845 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2002-11-04  Akim Demaille  <akim@epita.fr>
+
+       * src/location.h (LOCATION_PRINT): Use quotearg slot 3 to avoid
+       clashes.
+       * src/scan-gram.l: Use [\'] instead of ['] to pacify
+       font-lock-mode.
+       Use complain_at.
+       Use quote, not quote_n since LOCATION_PRINT no longer uses the
+       slot 0.
+
 2002-11-03  Paul Eggert  <eggert@twinsun.com>
 
        * src/reader.c (get_merge_function, grammar_current_rule_check):

diff --git a/src/location.h b/src/location.h
index 7e8fe61..d259334 100644 (file)
--- a/src/location.h
+++ b/src/location.h
@@ -49,11 +49,12 @@ do {                                                \
 } while (0)
 
 
-/* Output LOC on the stream OUT. */
+/* Output LOC on the stream OUT.
+   Warning: it uses quotearg's slot 3.  */
 # define LOCATION_PRINT(Out, Loc)                                      \
 do {                                                                   \
-  fprintf (stderr, "%s:", quotearg_style (escape_quoting_style,        \
-                                         (Loc).file));                 \
+  fprintf (stderr, "%s:", quotearg_n_style (3, escape_quoting_style,   \
+                                           (Loc).file));               \
   if ((Loc).first_line != (Loc).last_line)                             \
     fprintf (Out, "%d.%d-%d.%d",                                       \
              (Loc).first_line, (Loc).first_column,                     \

diff --git a/src/scan-gram.c b/src/scan-gram.c
index 4deac7e..b2610c9 100644 (file)
--- a/src/scan-gram.c
+++ b/src/scan-gram.c
@@ -42,12 +42,6 @@
 #include <stdlib.h>
 #ifndef _WIN32
 #include <unistd.h>
-#else
-#ifndef YY_ALWAYS_INTERACTIVE
-#ifndef YY_NEVER_INTERACTIVE
-extern int isatty YY_PROTO(( int ));
-#endif
-#endif
 #endif
 
 /* Use prototypes in function declarations. */
@@ -718,13 +712,13 @@ static yyconst short int yy_rule_linenum[102] =
       235,  236,  237,  238,  239,  240,  241,  242,  243,  244,
       245,  246,  247,  248,  250,  251,  252,  253,  254,  256,
       258,  264,  278,  281,  284,  285,  288,  291,  294,  302,
-      308,  324,  325,  335,  340,  356,  357,  373,  374,  386,
-      396,  416,  432,  452,  464,  478,  479,  480,  481,  482,
-      483,  484,  485,  486,  497,  503,  514,  520,  521,  522,
-      524,  542,  548,  549,  550,  552,  570,  573,  576,  577,
-      580,  591,  603,  605,  607,  610,  613,  633,  640,  641,
+      308,  323,  324,  334,  339,  354,  355,  370,  371,  383,
+      393,  412,  428,  447,  458,  471,  472,  473,  474,  475,
+      476,  477,  478,  479,  489,  494,  505,  511,  512,  513,
+      515,  532,  538,  539,  540,  542,  559,  562,  565,  566,
+      569,  580,  592,  594,  596,  599,  602,  621,  628,  629,
 
-      661
+      648
     } ;
 
 /* The intent behind this definition is that it'll catch
@@ -937,7 +931,7 @@ static int convert_ucn_to_byte (char const *hex_text);
    NUL and newline, as this simplifies our implementation.  */
 /* Zero or more instances of backslash-newline.  Following GCC, allow
    white space between the backslash and the newline.  */
-#line 941 "scan-gram.c"
+#line 935 "scan-gram.c"
 
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
@@ -1111,7 +1105,7 @@ YY_DECL
   /*----------------------------.
   | Scanning Bison directives.  |
   `----------------------------*/
-#line 1115 "scan-gram.c"
+#line 1109 "scan-gram.c"
 
        if ( yy_init )
                {
@@ -1429,7 +1423,7 @@ YY_RULE_SETUP
     num = strtoul (yytext, 0, 10);
     if (INT_MAX < num || errno)
       {
-       complain_at (*yylloc, _("%s is invalid"), yytext);
+       complain_at (*yylloc, _("invalid value: %s"), quote (yytext));
        num = INT_MAX;
       }
     yylval->integer = num;
@@ -1495,8 +1489,7 @@ case 51:
 YY_RULE_SETUP
 #line 308 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": invalid character: `%c'\n"), *yytext);
+    complain_at (*yylloc, _("invalid character: %s"), quote (yytext));
     YY_STEP;
   }
        YY_BREAK
@@ -1510,12 +1503,12 @@ YY_RULE_SETUP
 
 case 52:
 YY_RULE_SETUP
-#line 324 "scan-gram.l"
+#line 323 "scan-gram.l"
 obstack_sgrow (&string_obstack, "@<:@");
        YY_BREAK
 case 53:
 YY_RULE_SETUP
-#line 325 "scan-gram.l"
+#line 324 "scan-gram.l"
 obstack_sgrow (&string_obstack, "@:>@");
        YY_BREAK
 
@@ -1526,7 +1519,7 @@ obstack_sgrow (&string_obstack, "@:>@");
 
 case 54:
 YY_RULE_SETUP
-#line 335 "scan-gram.l"
+#line 334 "scan-gram.l"
 {
     YY_STEP;
     BEGIN INITIAL;
@@ -1534,14 +1527,13 @@ YY_RULE_SETUP
        YY_BREAK
 case 55:
 YY_RULE_SETUP
-#line 340 "scan-gram.l"
+#line 339 "scan-gram.l"
 ;
        YY_BREAK
 case YY_STATE_EOF(SC_YACC_COMMENT):
-#line 342 "scan-gram.l"
+#line 341 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a comment\n"));
+    complain_at (*yylloc, _("unexpected end of file in a comment"));
     BEGIN INITIAL;
   }
        YY_BREAK
@@ -1553,19 +1545,18 @@ case YY_STATE_EOF(SC_YACC_COMMENT):
 
 case 56:
 YY_RULE_SETUP
-#line 356 "scan-gram.l"
+#line 354 "scan-gram.l"
 YY_OBS_GROW; yy_pop_state ();
        YY_BREAK
 case 57:
 YY_RULE_SETUP
-#line 357 "scan-gram.l"
+#line 355 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_COMMENT):
-#line 359 "scan-gram.l"
+#line 357 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a comment\n"));
+    complain_at (*yylloc, _("unexpected end of file in a comment"));
     yy_pop_state ();
   }
        YY_BREAK
@@ -1577,16 +1568,16 @@ case YY_STATE_EOF(SC_COMMENT):
 
 case 58:
 YY_RULE_SETUP
-#line 373 "scan-gram.l"
+#line 370 "scan-gram.l"
 YY_OBS_GROW; yy_pop_state ();
        YY_BREAK
 case 59:
 YY_RULE_SETUP
-#line 374 "scan-gram.l"
+#line 371 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_LINE_COMMENT):
-#line 375 "scan-gram.l"
+#line 372 "scan-gram.l"
 yy_pop_state ();
        YY_BREAK
 
@@ -1598,7 +1589,7 @@ yy_pop_state ();
 
 case 60:
 YY_RULE_SETUP
-#line 386 "scan-gram.l"
+#line 383 "scan-gram.l"
 {
     assert (yy_top_state () == INITIAL);
     YY_OBS_GROW;
@@ -1611,14 +1602,13 @@ YY_RULE_SETUP
        YY_BREAK
 case 61:
 YY_RULE_SETUP
-#line 396 "scan-gram.l"
+#line 393 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_ESCAPED_STRING):
-#line 398 "scan-gram.l"
+#line 395 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a string\n"));
+    complain_at (*yylloc, _("unexpected end of file in a string"));
     assert (yy_top_state () == INITIAL);
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -1635,7 +1625,7 @@ case YY_STATE_EOF(SC_ESCAPED_STRING):
 
 case 62:
 YY_RULE_SETUP
-#line 416 "scan-gram.l"
+#line 412 "scan-gram.l"
 {
     YY_OBS_GROW;
     assert (yy_top_state () == INITIAL);
@@ -1654,14 +1644,13 @@ YY_RULE_SETUP
        YY_BREAK
 case 63:
 YY_RULE_SETUP
-#line 432 "scan-gram.l"
+#line 428 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_ESCAPED_CHARACTER):
-#line 434 "scan-gram.l"
+#line 430 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a character\n"));
+    complain_at (*yylloc, _("unexpected end of file in a character"));
     assert (yy_top_state () == INITIAL);
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -1677,13 +1666,12 @@ case YY_STATE_EOF(SC_ESCAPED_CHARACTER):
 
 case 64:
 YY_RULE_SETUP
-#line 452 "scan-gram.l"
+#line 447 "scan-gram.l"
 {
     unsigned long c = strtoul (yytext + 1, 0, 8);
     if (UCHAR_MAX < c)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
@@ -1692,15 +1680,14 @@ YY_RULE_SETUP
        YY_BREAK
 case 65:
 YY_RULE_SETUP
-#line 464 "scan-gram.l"
+#line 458 "scan-gram.l"
 {
     unsigned long c;
     errno = 0;
     c = strtoul (yytext + 2, 0, 16);
     if (UCHAR_MAX < c || errno)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
@@ -1709,53 +1696,52 @@ YY_RULE_SETUP
        YY_BREAK
 case 66:
 YY_RULE_SETUP
-#line 478 "scan-gram.l"
+#line 471 "scan-gram.l"
 obstack_1grow (&string_obstack, '\a');
        YY_BREAK
 case 67:
 YY_RULE_SETUP
-#line 479 "scan-gram.l"
+#line 472 "scan-gram.l"
 obstack_1grow (&string_obstack, '\b');
        YY_BREAK
 case 68:
 YY_RULE_SETUP
-#line 480 "scan-gram.l"
+#line 473 "scan-gram.l"
 obstack_1grow (&string_obstack, '\f');
        YY_BREAK
 case 69:
 YY_RULE_SETUP
-#line 481 "scan-gram.l"
+#line 474 "scan-gram.l"
 obstack_1grow (&string_obstack, '\n');
        YY_BREAK
 case 70:
 YY_RULE_SETUP
-#line 482 "scan-gram.l"
+#line 475 "scan-gram.l"
 obstack_1grow (&string_obstack, '\r');
        YY_BREAK
 case 71:
 YY_RULE_SETUP
-#line 483 "scan-gram.l"
+#line 476 "scan-gram.l"
 obstack_1grow (&string_obstack, '\t');
        YY_BREAK
 case 72:
 YY_RULE_SETUP
-#line 484 "scan-gram.l"
+#line 477 "scan-gram.l"
 obstack_1grow (&string_obstack, '\v');
        YY_BREAK
 case 73:
 YY_RULE_SETUP
-#line 485 "scan-gram.l"
+#line 478 "scan-gram.l"
 obstack_1grow (&string_obstack, yytext[1]);
        YY_BREAK
 case 74:
 YY_RULE_SETUP
-#line 486 "scan-gram.l"
+#line 479 "scan-gram.l"
 {
     int c = convert_ucn_to_byte (yytext);
     if (c < 0)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
@@ -1764,17 +1750,16 @@ YY_RULE_SETUP
        YY_BREAK
 case 75:
 YY_RULE_SETUP
-#line 497 "scan-gram.l"
+#line 489 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unrecognized escape: %s\n"), quote (yytext));
+    complain_at (*yylloc, _("unrecognized escape: %s"), quote (yytext));
     YY_OBS_GROW;
   }
        YY_BREAK
 /* FLex wants this rule, in case of a `\<<EOF>>'. */
 case 76:
 YY_RULE_SETUP
-#line 503 "scan-gram.l"
+#line 494 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 
@@ -1786,7 +1771,7 @@ YY_OBS_GROW;
 
 case 77:
 YY_RULE_SETUP
-#line 514 "scan-gram.l"
+#line 505 "scan-gram.l"
 {
     YY_OBS_GROW;
     assert (yy_top_state () != INITIAL);
@@ -1795,30 +1780,29 @@ YY_RULE_SETUP
        YY_BREAK
 case 78:
 YY_RULE_SETUP
-#line 520 "scan-gram.l"
+#line 511 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case 79:
 YY_RULE_SETUP
-#line 521 "scan-gram.l"
+#line 512 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case 80:
 YY_RULE_SETUP
-#line 522 "scan-gram.l"
+#line 513 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 /* Needed for `\<<EOF>>', `\\<<newline>>[', and `\\<<newline>>]'.  */
 case 81:
 YY_RULE_SETUP
-#line 524 "scan-gram.l"
+#line 515 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_CHARACTER):
-#line 526 "scan-gram.l"
+#line 517 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a character\n"));
+    complain_at (*yylloc, _("unexpected end of file in a character"));
     assert (yy_top_state () != INITIAL);
     yy_pop_state ();
   }
@@ -1832,7 +1816,7 @@ case YY_STATE_EOF(SC_CHARACTER):
 
 case 82:
 YY_RULE_SETUP
-#line 542 "scan-gram.l"
+#line 532 "scan-gram.l"
 {
     assert (yy_top_state () != INITIAL);
     YY_OBS_GROW;
@@ -1841,30 +1825,29 @@ YY_RULE_SETUP
        YY_BREAK
 case 83:
 YY_RULE_SETUP
-#line 548 "scan-gram.l"
+#line 538 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case 84:
 YY_RULE_SETUP
-#line 549 "scan-gram.l"
+#line 539 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case 85:
 YY_RULE_SETUP
-#line 550 "scan-gram.l"
+#line 540 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 /* Needed for `\<<EOF>>', `\\<<newline>>[', and `\\<<newline>>]'.  */
 case 86:
 YY_RULE_SETUP
-#line 552 "scan-gram.l"
+#line 542 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_STRING):
-#line 554 "scan-gram.l"
+#line 544 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a string\n"));
+    complain_at (*yylloc, _("unexpected end of file in a string"));
     assert (yy_top_state () != INITIAL);
     yy_pop_state ();
   }
@@ -1878,30 +1861,30 @@ case YY_STATE_EOF(SC_STRING):
 /* Characters.  We don't check there is only one.  */
 case 87:
 YY_RULE_SETUP
-#line 570 "scan-gram.l"
+#line 559 "scan-gram.l"
 YY_OBS_GROW; yy_push_state (SC_CHARACTER);
        YY_BREAK
 /* Strings. */
 case 88:
 YY_RULE_SETUP
-#line 573 "scan-gram.l"
+#line 562 "scan-gram.l"
 YY_OBS_GROW; yy_push_state (SC_STRING);
        YY_BREAK
 /* Comments. */
 case 89:
 YY_RULE_SETUP
-#line 576 "scan-gram.l"
+#line 565 "scan-gram.l"
 YY_OBS_GROW; yy_push_state (SC_COMMENT);
        YY_BREAK
 case 90:
 YY_RULE_SETUP
-#line 577 "scan-gram.l"
+#line 566 "scan-gram.l"
 YY_OBS_GROW; yy_push_state (SC_LINE_COMMENT);
        YY_BREAK
 /* Not comments. */
 case 91:
 YY_RULE_SETUP
-#line 580 "scan-gram.l"
+#line 569 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 
@@ -1913,7 +1896,7 @@ YY_OBS_GROW;
 
 case 92:
 YY_RULE_SETUP
-#line 591 "scan-gram.l"
+#line 580 "scan-gram.l"
 {
     YY_OBS_GROW;
     if (--braces_level == 0)
@@ -1928,37 +1911,36 @@ YY_RULE_SETUP
        YY_BREAK
 case 93:
 YY_RULE_SETUP
-#line 603 "scan-gram.l"
+#line 592 "scan-gram.l"
 YY_OBS_GROW; braces_level++;
        YY_BREAK
 case 94:
 YY_RULE_SETUP
-#line 605 "scan-gram.l"
+#line 594 "scan-gram.l"
 { handle_dollar (current_braced_code,
                                                   yytext, *yylloc); }
        YY_BREAK
 case 95:
 YY_RULE_SETUP
-#line 607 "scan-gram.l"
+#line 596 "scan-gram.l"
 { handle_at (current_braced_code,
                                               yytext, *yylloc); }
        YY_BREAK
 case 96:
 YY_RULE_SETUP
-#line 610 "scan-gram.l"
+#line 599 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 /* A stray $, or /, or etc. */
 case 97:
 YY_RULE_SETUP
-#line 613 "scan-gram.l"
+#line 602 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_BRACED_CODE):
-#line 615 "scan-gram.l"
+#line 604 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a braced code\n"));
+    complain_at (*yylloc, _("unexpected end of file in a braced code"));
     yy_pop_state ();
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -1973,7 +1955,7 @@ case YY_STATE_EOF(SC_BRACED_CODE):
 
 case 98:
 YY_RULE_SETUP
-#line 633 "scan-gram.l"
+#line 621 "scan-gram.l"
 {
     yy_pop_state ();
     YY_OBS_FINISH;
@@ -1983,19 +1965,18 @@ YY_RULE_SETUP
        YY_BREAK
 case 99:
 YY_RULE_SETUP
-#line 640 "scan-gram.l"
+#line 628 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case 100:
 YY_RULE_SETUP
-#line 641 "scan-gram.l"
+#line 629 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_PROLOGUE):
-#line 643 "scan-gram.l"
+#line 631 "scan-gram.l"
 {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a prologue\n"));
+    complain_at (*yylloc, _("unexpected end of file in a prologue"));
     yy_pop_state ();
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -2011,11 +1992,11 @@ case YY_STATE_EOF(SC_PROLOGUE):
 
 case 101:
 YY_RULE_SETUP
-#line 661 "scan-gram.l"
+#line 648 "scan-gram.l"
 YY_OBS_GROW;
        YY_BREAK
 case YY_STATE_EOF(SC_EPILOGUE):
-#line 663 "scan-gram.l"
+#line 650 "scan-gram.l"
 {
     yy_pop_state ();
     YY_OBS_FINISH;
@@ -2026,10 +2007,10 @@ case YY_STATE_EOF(SC_EPILOGUE):
 
 case 102:
 YY_RULE_SETUP
-#line 672 "scan-gram.l"
+#line 659 "scan-gram.l"
 YY_FATAL_ERROR( "flex scanner jammed" );
        YY_BREAK
-#line 2033 "scan-gram.c"
+#line 2014 "scan-gram.c"
 case YY_STATE_EOF(INITIAL):
        yyterminate();
 
@@ -2919,7 +2900,7 @@ int main()
        return 0;
        }
 #endif
-#line 672 "scan-gram.l"
+#line 659 "scan-gram.l"
 
 
 /*------------------------------------------------------------------.
@@ -2980,7 +2961,7 @@ handle_action_dollar (char *text, location_t location)
                          rule_length, n, type_name);
        }
       else
-       complain_at (location, _("invalid value: %s"), text);
+       complain_at (location, _("invalid value: %s"), quote (text));
     }
 }
 
@@ -2997,7 +2978,7 @@ handle_symbol_code_dollar (char *text, location_t location)
   if (*cp == '$')
     obstack_sgrow (&string_obstack, "]b4_dollar_dollar[");
   else
-    complain_at (location, _("%s is invalid"), quote_n (1, text));
+    complain_at (location, _("invalid value: %s"), quote (text));
 }
 
 
@@ -3052,7 +3033,7 @@ handle_action_at (char *text, location_t location)
                          rule_length, n);
        }
       else
-       complain_at (location, _("invalid value: %s"), text);
+       complain_at (location, _("invalid value: %s"), quote (text));
     }
 }
 
@@ -3069,7 +3050,7 @@ handle_symbol_code_at (char *text, location_t location)
   if (*cp == '$')
     obstack_sgrow (&string_obstack, "]b4_at_dollar[");
   else
-    complain_at (location, _("%s is invalid"), quote_n (1, text));
+    complain_at (location, _("invalid value: %s"), quote (text));
 }
 
 
@@ -3147,7 +3128,7 @@ convert_ucn_to_byte (char const *ucn)
     code = code < sizeof table ? table[code] : -1;
   }
 #endif
-      
+
   return code;
 }
 

diff --git a/src/scan-gram.l b/src/scan-gram.l
index 200e56e..4475ed2 100644 (file)
--- a/src/scan-gram.l
+++ b/src/scan-gram.l
@@ -267,7 +267,7 @@ splice       (\\[ \f\t\v]*\n)*
     num = strtoul (yytext, 0, 10);
     if (INT_MAX < num || errno)
       {
-       complain_at (*yylloc, _("%s is invalid"), yytext);
+       complain_at (*yylloc, _("invalid value: %s"), quote (yytext));
        num = INT_MAX;
       }
     yylval->integer = num;
@@ -306,8 +306,7 @@ splice       (\\[ \f\t\v]*\n)*
   }
 
   .           {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": invalid character: `%c'\n"), *yytext);
+    complain_at (*yylloc, _("invalid character: %s"), quote (yytext));
     YY_STEP;
   }
 }
@@ -340,8 +339,7 @@ splice       (\\[ \f\t\v]*\n)*
   [^*]+|"*"  ;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a comment\n"));
+    complain_at (*yylloc, _("unexpected end of file in a comment"));
     BEGIN INITIAL;
   }
 }
@@ -357,8 +355,7 @@ splice       (\\[ \f\t\v]*\n)*
   [^*\[\]]+|"*"   YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a comment\n"));
+    complain_at (*yylloc, _("unexpected end of file in a comment"));
     yy_pop_state ();
   }
 }
@@ -396,8 +393,7 @@ splice       (\\[ \f\t\v]*\n)*
   [^\"\\]+  YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a string\n"));
+    complain_at (*yylloc, _("unexpected end of file in a string"));
     assert (yy_top_state () == INITIAL);
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -429,11 +425,10 @@ splice     (\\[ \f\t\v]*\n)*
     }
   }
 
-  [^'\\]+  YY_OBS_GROW;
+  [^\'\\]+  YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a character\n"));
+    complain_at (*yylloc, _("unexpected end of file in a character"));
     assert (yy_top_state () == INITIAL);
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -453,8 +448,7 @@ splice       (\\[ \f\t\v]*\n)*
     unsigned long c = strtoul (yytext + 1, 0, 8);
     if (UCHAR_MAX < c)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
@@ -467,8 +461,7 @@ splice       (\\[ \f\t\v]*\n)*
     c = strtoul (yytext + 2, 0, 16);
     if (UCHAR_MAX < c || errno)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
@@ -482,21 +475,19 @@ splice     (\\[ \f\t\v]*\n)*
   \\r  obstack_1grow (&string_obstack, '\r');
   \\t  obstack_1grow (&string_obstack, '\t');
   \\v  obstack_1grow (&string_obstack, '\v');
-  \\[\"'?\\]  obstack_1grow (&string_obstack, yytext[1]);
+  \\[\"\'?\\]  obstack_1grow (&string_obstack, yytext[1]);
   \\(u|U[0-9a-fA-F]{4})[0-9a-fA-F]{4} {
     int c = convert_ucn_to_byte (yytext);
     if (c < 0)
       {
-       LOCATION_PRINT (stderr, *yylloc);
-       fprintf (stderr, _(": invalid escape: %s\n"), quote (yytext));
+       complain_at (*yylloc, _("invalid escape: %s"), quote (yytext));
        YY_STEP;
       }
     else
       obstack_1grow (&string_obstack, c);
   }
   \\(.|\n)     {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unrecognized escape: %s\n"), quote (yytext));
+    complain_at (*yylloc, _("unrecognized escape: %s"), quote (yytext));
     YY_OBS_GROW;
   }
   /* FLex wants this rule, in case of a `\<<EOF>>'. */
@@ -524,8 +515,7 @@ splice       (\\[ \f\t\v]*\n)*
   \\                   YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a character\n"));
+    complain_at (*yylloc, _("unexpected end of file in a character"));
     assert (yy_top_state () != INITIAL);
     yy_pop_state ();
   }
@@ -552,8 +542,7 @@ splice       (\\[ \f\t\v]*\n)*
   \\                   YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a string\n"));
+    complain_at (*yylloc, _("unexpected end of file in a string"));
     assert (yy_top_state () != INITIAL);
     yy_pop_state ();
   }
@@ -607,14 +596,13 @@ splice     (\\[ \f\t\v]*\n)*
   "@"(-?[0-9]+|"$")               { handle_at (current_braced_code,
                                               yytext, *yylloc); }
 
-  [^$@\[\]/'\"\{\}]+   YY_OBS_GROW;
+  [^$@\[\]/\'\"\{\}]+  YY_OBS_GROW;
 
   /* A stray $, or /, or etc. */
   .             YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a braced code\n"));
+    complain_at (*yylloc, _("unexpected end of file in a braced code"));
     yy_pop_state ();
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -637,12 +625,11 @@ splice     (\\[ \f\t\v]*\n)*
     return PROLOGUE;
   }
 
-  [^%\[\]/'\"]+      YY_OBS_GROW;
+  [^%\[\]/\'\"]+     YY_OBS_GROW;
   "%"                YY_OBS_GROW;
 
   <<EOF>> {
-    LOCATION_PRINT (stderr, *yylloc);
-    fprintf (stderr, _(": unexpected end of file in a prologue\n"));
+    complain_at (*yylloc, _("unexpected end of file in a prologue"));
     yy_pop_state ();
     YY_OBS_FINISH;
     yylval->string = last_string;
@@ -729,7 +716,7 @@ handle_action_dollar (char *text, location_t location)
                          rule_length, n, type_name);
        }
       else
-       complain_at (location, _("invalid value: %s"), text);
+       complain_at (location, _("invalid value: %s"), quote (text));
     }
 }
 
@@ -746,7 +733,7 @@ handle_symbol_code_dollar (char *text, location_t location)
   if (*cp == '$')
     obstack_sgrow (&string_obstack, "]b4_dollar_dollar[");
   else
-    complain_at (location, _("%s is invalid"), quote_n (1, text));
+    complain_at (location, _("invalid value: %s"), quote (text));
 }
 
 
@@ -801,7 +788,7 @@ handle_action_at (char *text, location_t location)
                          rule_length, n);
        }
       else
-       complain_at (location, _("invalid value: %s"), text);
+       complain_at (location, _("invalid value: %s"), quote (text));
     }
 }
 
@@ -818,7 +805,7 @@ handle_symbol_code_at (char *text, location_t location)
   if (*cp == '$')
     obstack_sgrow (&string_obstack, "]b4_at_dollar[");
   else
-    complain_at (location, _("%s is invalid"), quote_n (1, text));
+    complain_at (location, _("invalid value: %s"), quote (text));
 }
 
 
@@ -896,7 +883,7 @@ convert_ucn_to_byte (char const *ucn)
     code = code < sizeof table ? table[code] : -1;
   }
 #endif
-      
+
   return code;
 }
 

diff --git a/tests/input.at b/tests/input.at
index c0ae5d2..de584aa 100644 (file)
--- a/tests/input.at
+++ b/tests/input.at
@@ -33,7 +33,7 @@ exp: { $$ = $1 ; };
 ]])
 
 AT_CHECK([bison input.y], [1], [],
-[[input.y:2.6-14: invalid value: $1
+[[input.y:2.6-14: invalid value: `$1'
 ]])
 
 AT_CLEANUP
@@ -51,7 +51,7 @@ exp: { @$ = @1 ; };
 ]])
 
 AT_CHECK([bison input.y], [1], [],
-[[input.y:2.6-14: invalid value: @1
+[[input.y:2.6-14: invalid value: `@1'
 ]])
 
 AT_CLEANUP