# Checking skeleton support. -*- Autotest -*-
-# Copyright (C) 2007 Free Software Foundation, Inc.
+
+# Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
start: ;
]])
-AT_CHECK([[bison tmp/input-gram.y]])
+AT_BISON_CHECK([[tmp/input-gram.y]])
AT_CHECK([[cat input-gram.tab.c]], [[0]],
[[Hello World
]])
-AT_CHECK([[bison input-gram.y]])
+AT_BISON_CHECK([[input-gram.y]])
AT_CHECK([[cat input-gram.tab.c]], [[0]],
[[Hello World -- Local
]])
-AT_CHECK([[bison --skeleton=tmp/skel.c tmp/input-cmd-line.y]])
+AT_BISON_CHECK([[--skeleton=tmp/skel.c tmp/input-cmd-line.y]])
AT_CHECK([[cat input-cmd-line.tab.c]], [[0]],
[[Hello World
]])
AT_SETUP([[Installed skeleton file names]])
+AT_BISON_OPTION_PUSHDEFS
m4_pushdef([AT_GRAM],
[[%{
#include <stdio.h>
- void yyerror (char const *msg);
+ ]AT_YYERROR_DECLARE[
int yylex (void);
%}
%%
-void
-yyerror (char const *msg)
-{
- fprintf (stderr, "%s\n", msg);
-}
-
+]AT_YYERROR_DEFINE[
int
yylex (void)
{
[[%skeleton "yacc.c"]
AT_GRAM])
-AT_CHECK([[bison --skeleton=yacc.c -o input-cmd-line.c input-cmd-line.y]])
+AT_BISON_CHECK([[--skeleton=yacc.c -o input-cmd-line.c input-cmd-line.y]])
AT_COMPILE([[input-cmd-line]])
AT_PARSER_CHECK([[./input-cmd-line]], [[1]], [],
[[syntax error, unexpected 'a', expecting $end
]])
-AT_CHECK([[bison -o input-gram.c input-gram.y]])
+AT_BISON_CHECK([[-o input-gram.c input-gram.y]])
AT_COMPILE([[input-gram]])
AT_PARSER_CHECK([[./input-gram]], [[1]], [],
[[syntax error, unexpected 'a', expecting $end
m4_popdef([AT_GRAM])
+AT_BISON_OPTION_POPDEFS
AT_CLEANUP
AT_SETUP([[%define Boolean variables: invalid skeleton defaults]])
-AT_CHECK([[mkdir tmp]])
-
AT_DATA([[skel.c]],
[[b4_percent_define_default([[foo]], [[bogus value]])
b4_percent_define_flag_if([[foo]])
start: ;
]])
-AT_CHECK([[bison input.y]], [[1]], [[]],
-[[[Bison:b4_percent_define_default]:0.0: invalid value for %define Boolean variable `foo'
+AT_BISON_CHECK([[input.y]], [[1]], [[]],
+[[<skeleton default value>: invalid value for %define Boolean variable 'foo'
]])
AT_CLEANUP
+## --------------------------------------------- ##
+## Complaining during macro argument expansion. ##
+## --------------------------------------------- ##
+
+AT_SETUP([[Complaining during macro argument expansion]])
+
+AT_DATA([[skel1.c]],
+[[m4@&t@_define([foow], [b4_warn([[foow fubar]])])
+m4@&t@_define([foowat], [b4_warn_at([[foow.y:2.3]],
+ [[foow.y:5.4]], [[foowat fubar]])])
+m4@&t@_define([fooc], [b4_complain([[fooc fubar]])])
+m4@&t@_define([foocat], [b4_complain_at([[fooc.y:1.1]],
+ [[fooc.y:10.6]], [[foocat fubar]])])
+m4@&t@_define([foof], [b4_fatal([[foof fubar]])])
+m4@&t@_if(foow, [1], [yes])
+m4@&t@_if(foowat, [1], [yes])
+m4@&t@_if(fooc, [1], [yes])
+m4@&t@_if(foocat, [1], [yes])
+m4@&t@_if(foof, [1], [yes])
+]])
+
+AT_DATA([[input1.y]],
+[[%skeleton "./skel1.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input1.y]], [[1]], [[]],
+[[input1.y: warning: foow fubar
+foow.y:2.3-5.3: warning: foowat fubar
+input1.y: fooc fubar
+fooc.y:1.1-10.5: foocat fubar
+input1.y: fatal error: foof fubar
+]])
+
+AT_DATA([[skel2.c]],
+[[m4@&t@_define([foofat], [b4_fatal_at([[foof.y:12.11]],
+ [[foof.y:100.123]], [[foofat fubar]])])
+m4@&t@_if(foofat, [1], [yes])
+]])
+
+AT_DATA([[input2.y]],
+[[%skeleton "./skel2.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input2.y]], [[1]], [[]],
+[[foof.y:12.11-100.122: fatal error: foofat fubar
+]])
+
+AT_DATA([[skel3.c]],
+[[b4_complain_at(b4_percent_define_get_loc([[bogus]]), [[bad value]])
+]])
+
+AT_DATA([[input3.y]],
+[[%skeleton "./skel3.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input3.y]], [[1]], [[]],
+[[input3.y: fatal error: b4_percent_define_get_loc: undefined %define variable 'bogus'
+]])
+
+AT_DATA([[skel4.c]],
+[[b4_warn_at(b4_percent_define_get_syncline([[bogus]]), [[bad value]])
+]])
+
+AT_DATA([[input4.y]],
+[[%skeleton "./skel4.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input4.y]], [[1]], [[]],
+[[input4.y: fatal error: b4_percent_define_get_syncline: undefined %define variable 'bogus'
+]])
+
+AT_CLEANUP
+
+
+## --------------------------------------- ##
+## Fatal errors make M4 exit immediately. ##
+## --------------------------------------- ##
+
+AT_SETUP([[Fatal errors make M4 exit immediately]])
+
+AT_DATA([[skel1.c]],
+[[b4_complain([[non-fatal error]])
+b4_fatal([[M4 should exit immediately here]])
+m4@&t@_fatal([this should never be evaluated])
+]])
+
+AT_DATA([[input1.y]],
+[[%skeleton "./skel1.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input1.y]], [[1]], [[]],
+[[input1.y: non-fatal error
+input1.y: fatal error: M4 should exit immediately here
+]])
+
+AT_DATA([[skel2.c]],
+[[b4_warn([[morning]])
+b4_fatal_at([[foo.y:1.5]], [[foo.y:1.7]], [[M4 should exit immediately here]])
+m4@&t@_fatal([this should never be evaluated])
+]])
+
+AT_DATA([[input2.y]],
+[[%skeleton "./skel2.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input2.y]], [[1]], [[]],
+[[input2.y: warning: morning
+foo.y:1.5-6: fatal error: M4 should exit immediately here
+]])
+
+AT_CLEANUP
+
+
+## ------------------------------------------------ ##
+## Fatal errors but M4 continues producing output. ##
+## ------------------------------------------------ ##
+
+# At one time, if Bison encountered a fatal error during M4 processing,
+# Bison failed to drain M4's output pipe. The result was a SIGPIPE.
+# On some platforms, the default disposition for SIGPIPE is terminate,
+# which was fine. On others, it's ignore, which caused M4 to report
+# the broken pipe to the user, but we don't want to bother the user with
+# that.
+
+# There is a race condition somewhere. That is, before the associated
+# fix, running this test group many times in a row would occasionally
+# produce a pass among all the failures.
+
+AT_SETUP([[Fatal errors but M4 continues producing output]])
+
+AT_DATA([[gen-skel.pl]],
+[[use warnings;
+use strict;
+my $M4 = "m4";
+my $DNL = "d"."nl";
+print "${M4}_divert_push(0)$DNL\n";
+print '@output(@,@)', "\n";
+(print "garbage"x10, "\n") for (1..1000);
+print "${M4}_divert_pop(0)\n";
+]])
+AT_CHECK([[perl gen-skel.pl > skel.c || exit 77]])
+
+AT_DATA([[input.y]],
+[[%skeleton "./skel.c"
+%%
+start: ;
+]])
+
+AT_BISON_CHECK([[input.y]], [[1]], [[]],
+[[input.y: fatal error: too many arguments for @output directive in skeleton
+]])
+
+AT_CLEANUP
projects / bison.git / blobdiff