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c2english: minor clean-ups
This commit is contained in:
Pragmatic Software
parent
1b13123474
commit
8115169729
@ -64,78 +64,77 @@ undefinition:
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'undef' identifier <skip: '[ \t]*'> "\n"
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{
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@macros = grep { $_ ne $item{identifier} } @macros;
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$return = "\nAnnul the definition of $item{identifier}.\n";
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"\nAnnul the definition of $item{identifier}.\n"
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}
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inclusion:
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'include' '<' filename '>' <skip: '[ \t]*'> "\n"
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{ $return = "\nInclude the header $item{filename}.\n"; }
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{ "\nInclude the header $item{filename}.\n" }
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| 'include' '"' filename '"' <skip: '[ \t]*'> "\n"
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{ $return = "\nInclude the source file $item{filename}.\n"; }
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{ "\nInclude the source file $item{filename}.\n" }
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| 'include' token
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{ $return = "\nImport code noted by the token $item{token}.\n"; }
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{ "\nImport code noted by the token $item{token}.\n" }
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filename:
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/[_\.\-\w\/]+/
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line:
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'line' constant ('"' filename '"'
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{ $return = "and filename $item{filename}"; }
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{ "and filename $item{filename}" }
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)(?) <skip: '[ \t]*'> "\n"
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{ $return = "\nThis is line number $item{constant} " . join('', @{$item[-3]}) . ".\n"; }
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{ "\nThis is line number $item{constant} " . join('', @{$item[-3]}) . ".\n" }
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error:
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'error' token_sequence(?) <skip: '[ \t]*'> "\n"
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{ $return = "Stop compilation with error \"" . join('', @{$item{'token_sequence(?)'}}) . "\".\n"; }
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{ "Stop compilation with error \"" . join('', @{$item{'token_sequence(?)'}}) . "\".\n" }
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pragma:
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'pragma' token_sequence(?) <skip: '[ \t]*'> "\n"
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{
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my $pragma = join('',@{$item{'token_sequence(?)'}});
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if ($pragma) { $pragma = ' "$pragma"'; }
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$return = "Process a compiler-dependent pragma$pragma.\n";
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"Process a compiler-dependent pragma$pragma.\n"
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}
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preproc_conditional:
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if_line[matchrule => $arg{matchrule}]
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{ $rule_name = $arg{matchrule}; }
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<matchrule: $rule_name>(s?)
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{ $return = $item{if_line} . join('',@{$item[-1]}); }
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{ $item{if_line} . join('',@{$item[-1]}) }
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(elif_parts[matchrule => $rule_name])(?)
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(else_parts[matchrule => $rule_name])(?)
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{ $return .= join('',@{$item[-2]}) . join('',@{$item[-1]}); }
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{ join('',@{$item[-2]}) . join('',@{$item[-1]}) }
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'#' 'endif'
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{ $return .= "End preprocessor conditional.\n"; }
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{ "End preprocessor conditional.\n" }
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if_line:
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'ifdef' identifier <skip: '[ \t]*'> "\n"
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{ $return .= "If the macro $item{identifier} is defined, then ^L"; }
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{ "If the macro $item{identifier} is defined, then ^L" }
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| 'ifndef' identifier <skip: '[ \t]*'> "\n"
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{ $return .= "If the macro $item{identifier} is not defined, then ^L"; }
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{ "If the macro $item{identifier} is not defined, then ^L" }
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| 'if' constant_expression <skip: '[ \t]*'> "\n"
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{ $return .= "If the preprocessor condition^L $item{constant_expression} is true, then ^L"; }
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{ "If the preprocessor condition^L $item{constant_expression} is true, then ^L" }
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elif_parts:
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('#' 'elif' constant_expression
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{ $return .= "Otherwise, if the preprocessor condition $item{constant_expression} is true, then ^L"; }
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{ "Otherwise, if the preprocessor condition $item{constant_expression} is true, then ^L" }
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(<matchrule: $rule_name> )[matchrule => $arg{matchrule}](s?)
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{ $return .= join('',@{$item[-1]}); }
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{ join('',@{$item[-1]}) }
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)(s)
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{ $return = join('', @{$item[-1]}); }
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{ join('', @{$item[-1]}) }
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else_parts:
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'#' 'else'
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{ $rule_name = $arg{matchrule}; }
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(<matchrule: $rule_name>)[matchrule => $arg{matchrule}](s?)
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{ $return = "Otherwise, ^L" . join('',@{$item[-1]}); }
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{ "Otherwise, ^L" . join('',@{$item[-1]}) }
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token_sequence:
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token(s)
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{ $return = join(' ', @{$item[1]}); }
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{ join(' ', @{$item[1]}) }
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token:
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<skip: '[ \t]*'> /\S+/
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{ $return = $item[-1]; }
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external_declaration:
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declaration[context => 'external declaration']
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@ -262,7 +261,7 @@ statement_list:
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if ($preproc) { $return = $preproc . $return; }
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}
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statement_list(?)
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{ $return .= join('',@{$item{'statement_list(?)'}}); }
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{ join('',@{$item{'statement_list(?)'}}) }
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statement:
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jump_statement
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@ -367,13 +366,11 @@ selection_statement:
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$return .= "^L$item{statement}";
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}
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('else' statement[context => "$arg{context}|else block"]
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{ $return = "Otherwise, ^L$item{statement}"; }
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{ "Otherwise, ^L$item{statement}" }
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)(?)
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{ $return .= join('',@{$item[-1]}); }
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| 'switch' '(' expression[context => 'switch conditional'] ')' statement[context => "$arg{context}|switch"]
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{
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$return = "When given the expression ^L$item{expression}, ^L$item{statement}";
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}
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{ "When given the expression ^L$item{expression}, ^L$item{statement}" }
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jump_statement:
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'break' ';'
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@ -388,7 +385,7 @@ jump_statement:
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}
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}
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| 'continue' ';'
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{ $return = "Return to the top of the current loop.\n"; }
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{ "Return to the top of the current loop.\n" }
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| 'return' <commit> expression[context => "$arg{context}|return expression"](?) ';'
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{
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my $expression = join('', @{$item{'expression(?)'}});
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@ -425,9 +422,9 @@ expression_statement:
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labeled_statement:
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identifier ':' statement[context => 'label'] (';')(?)
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{ $return = "Let there be a label $item{identifier}.\n$item{statement}"; }
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{ "Let there be a label $item{identifier}.\n$item{statement}" }
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| ('case' constant_expression
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{ $return = $item{constant_expression}; }
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{ $item{constant_expression} }
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':')(s)
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{
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my @items = @{$item[1]};
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@ -450,7 +447,7 @@ labeled_statement:
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$return = "If it has the value $item[-2], ^L$statements$last";
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}
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| 'default' ':' statement
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{ $return = "In the default case, ^L$item{statement}"; }
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{ "In the default case, ^L$item{statement}" }
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expression:
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<leftop: assignment_expression ',' assignment_expression>
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@ -507,118 +504,118 @@ conditional_expression:
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conditional_ternary_expression:
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'?' expression ':' conditional_expression
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{ $return = [$item{expression}, $item{conditional_expression}]; }
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{ [$item{expression}, $item{conditional_expression}] }
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| {""}
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assignment_operator:
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'='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['assigning to^L', 'the value^L' ];
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['assigning to^L', 'the value^L' ]
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Assign to^L', 'the value^L' ];
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['Assign to^L', 'the value^L' ]
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} else {
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$return = 'which is assigned to be^L';
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'which is assigned to be^L'
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}
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}
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| '+='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['incrementing^L','by^L'];
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['incrementing^L','by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Increment^L','by^L'];
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['Increment^L','by^L']
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} else {
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$return = 'which is incremented by^L';
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'which is incremented by^L'
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}
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}
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| '-='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['decrementing^L' , 'by^L'];
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['decrementing^L' , 'by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Decrement^L', 'by^L'];
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['Decrement^L', 'by^L']
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} else {
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$return = 'which is decremented by^L';
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'which is decremented by^L'
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}
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}
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| '*='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['multiplying^L' , 'by^L'];
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['multiplying^L' , 'by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Multiply^L' , 'by^L'];
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['Multiply^L' , 'by^L']
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} else {
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$return = 'which is multiplied by^L';
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'which is multiplied by^L'
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}
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}
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| '/='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['dividing^L' , 'by^L' ];
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['dividing^L' , 'by^L' ]
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Divide^L' , 'by^L' ];
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['Divide^L' , 'by^L' ]
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} else {
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$return = 'which is divided by^L';
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'which is divided by^L'
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}
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}
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| '%='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['reducing^L', 'to modulo ^L'] ;
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['reducing^L', 'to modulo ^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Reduce^L', 'to modulo ^L'] ;
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['Reduce^L', 'to modulo ^L']
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} else {
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$return = 'which is reduced to modulo^L';
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'which is reduced to modulo^L'
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}
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}
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| '<<='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['bit-shifting^L', 'left by^L'];
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['bit-shifting^L', 'left by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Bit-shift^L', 'left by^L'];
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['Bit-shift^L', 'left by^L']
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} else {
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$return = 'which is bit-shifted left by^L';
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'which is bit-shifted left by^L'
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}
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}
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| '>>='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['bit-shifting^L', 'right by^L'];
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['bit-shifting^L', 'right by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Bit-shift^L', 'right by^L'];
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['Bit-shift^L', 'right by^L']
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} else {
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$return = 'which is bit-shifted right by^L';
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'which is bit-shifted right by^L'
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}
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}
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| '&='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['bitwise-ANDing^L', 'by^L' ];
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['bitwise-ANDing^L', 'by^L' ]
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Bitwise-AND^L', 'by^L' ];
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['Bitwise-AND^L', 'by^L' ]
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} else {
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$return = 'which is bitwise-ANDed by^L';
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'which is bitwise-ANDed by^L'
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}
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}
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| '^='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['exclusive-ORing^L','by^L'];
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['exclusive-ORing^L','by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Exclusive-OR^L','by^L'];
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['Exclusive-OR^L','by^L']
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} else {
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$return = 'which is exclusive-ORed by^L';
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'which is exclusive-ORed by^L'
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}
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}
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| '|='
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{
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if ($arg{context} =~ /for init/) {
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$return = ['bitwise-ORing^L', 'by^L'];
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['bitwise-ORing^L', 'by^L']
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} elsif ($arg{context} =~ /statement$/) {
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$return = ['Bitwise-OR^L', 'by^L'];
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['Bitwise-OR^L', 'by^L']
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} else {
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$return = 'which is bitwise-ORed by^L';
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'which is bitwise-ORed by^L'
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}
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}
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@ -645,58 +642,58 @@ logical_OR_AND_expression:
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}
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log_OR_AND_bit_or_and_eq:
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'||' { $return = ' or ^L'; }
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| '&&' { $return = ' and ^L'; }
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| '|' { $return = ' bitwise-ORed by ^L'; }
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| '&' { $return = ' bitwise-ANDed by ^L'; }
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| '^' { $return = ' bitwise-XORed by ^L';}
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| '==' { $return = ' is equal to ^L'; }
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| '!=' { $return = ' is not equal to ^L'; }
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'||' { ' or ^L' }
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| '&&' { ' and ^L' }
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| '|' { ' bitwise-ORed by ^L' }
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| '&' { ' bitwise-ANDed by ^L' }
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| '^' { ' bitwise-XORed by ^L'}
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| '==' { ' is equal to ^L' }
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| '!=' { ' is not equal to ^L' }
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rel_mul_add_ex_op:
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'+' { $return = ' plus ^L'; }
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| '-' { $return = ' minus ^L'; }
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| '*' { $return = ' times ^L'; }
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| '/' { $return = ' divided by ^L'; }
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| '%' { $return = ' modulo ^L'; }
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| '<<' { $return = ' shifted left by ^L'; }
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| '>>' { $return = ' shifted right by ^L'; }
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| '>=' { $return = ' is greater than or equal to ^L'; }
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| "<=" { $return = ' is less than or equal to ^L'; }
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| '>' { $return = ' is greater than ^L'; }
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| '<' { $return = ' is less than ^L'; }
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'+' { ' plus ^L' }
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| '-' { ' minus ^L' }
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| '*' { ' times ^L' }
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| '/' { ' divided by ^L' }
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| '%' { ' modulo ^L' }
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| '<<' { ' shifted left by ^L' }
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| '>>' { ' shifted right by ^L' }
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| '>=' { ' is greater than or equal to ^L' }
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| "<=" { ' is less than or equal to ^L' }
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| '>' { ' is greater than ^L' }
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| '<' { ' is less than ^L' }
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unary_operator:
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'&' { $return = 'the address of ^L'; }
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| '*' { $return = 'the dereference of ^L'; }
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| '+' { $return = ''; }
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| '-' ...identifier { $return = 'negative ^L'; }
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| '-' { $return = 'minus ^L'; }
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| '~' { $return = "the one's complement of ^L"; }
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| '!' '!' { $return = 'the normalized boolean value of ^L'; }
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'&' { 'the address of ^L' }
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| '*' { 'the dereference of ^L' }
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| '+' { '' }
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| '-' ...identifier { 'negative ^L' }
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| '-' { 'minus ^L' }
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| '~' { "the one's complement of ^L" }
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| '!' '!' { 'the normalized boolean value of ^L' }
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| '!'
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{
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if ($arg{context} =~ /conditional/) {
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$return = ['', ' is false'];
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['', ' is false']
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} else {
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$return = 'the logical negation of ^L';
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'the logical negation of ^L'
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}
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}
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rel_add_mul_shift_expression:
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cast_expression ...';'
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{ $return = $item{cast_expression}; }
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{ $item{cast_expression} }
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| <leftop: cast_expression rel_mul_add_ex_op cast_expression>
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{ $return = join('', @{$item[1]}); }
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{ join('', @{$item[1]}) }
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closure:
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',' | ';' | ')'
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cast_expression:
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'(' type_name ')' cast_expression[context => 'recast']
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{ $return = "$item{cast_expression} converted to $item{type_name}"; }
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{ "$item{cast_expression} converted to $item{type_name}" }
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| unary_expression
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{ $return = $item{unary_expression}; }
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{ $item{unary_expression} }
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Static_assert:
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'_Static_assert'
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@ -706,12 +703,12 @@ static_assert_declaration:
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Static_assert '(' constant_expression[context => 'static assert'] ',' string ')' ';'
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{
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my $expression = ::istrue $item{constant_expression};
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$return = "Halt compilation and produce the diagnostic $item{string} unless $expression.\n";
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"Halt compilation and produce the diagnostic $item{string} unless $expression.\n"
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}
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declaration_list:
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preproc[context => 'statement'](?) declaration(s)
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{ $return = join('', @{$item{'preproc(?)'}}) . join('', @{$item{'declaration(s)'}}); }
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{ join('', @{$item{'preproc(?)'}}) . join('', @{$item{'declaration(s)'}}) }
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declaration:
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declaration_specifiers init_declarator_list(?) ';'
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@ -904,9 +901,7 @@ init_declarator_list:
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|
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init_declarator:
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declarator[context => "$arg{context}|init_declarator"]
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{
|
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$return = $item{declarator};
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}
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{ $return = $item{declarator} }
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('=' initializer)(?)
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{
|
||||
my $init = join('',@{$item[-1]});
|
||||
@ -918,7 +913,7 @@ init_declarator:
|
||||
|
||||
initializer:
|
||||
designation initializer
|
||||
{ $return = "$item[1] $item[2]"; }
|
||||
{ "$item[1] $item[2]" }
|
||||
| comment(?) assignment_expression[context => "$arg{context}|initializer expression"] comment(?)
|
||||
{
|
||||
$return = $item[2];
|
||||
@ -932,15 +927,15 @@ initializer:
|
||||
}
|
||||
}
|
||||
| '{' comment(?) initializer_list (',' )(?) '}'
|
||||
{ $return = '{' . $item{'initializer_list'} . '}'; }
|
||||
{ '{' . $item{'initializer_list'} . '}' }
|
||||
|
||||
initializer_list:
|
||||
<leftop: initializer ',' initializer >
|
||||
{ $return = join(', ', @{$item[1]}); }
|
||||
{ join(', ', @{$item[1]}) }
|
||||
|
||||
designation:
|
||||
designator_list '='
|
||||
{ $return = $item{designator_list}; }
|
||||
{ $item{designator_list} }
|
||||
|
||||
designator_list:
|
||||
designator(s)
|
||||
@ -977,11 +972,10 @@ designator:
|
||||
$return = $expression;
|
||||
}
|
||||
| '.' identifier
|
||||
{ $return = "the member $item{identifier}"; }
|
||||
{ "the member $item{identifier}" }
|
||||
|
||||
unary_expression:
|
||||
postfix_expression
|
||||
{ $return = $item{postfix_expression}; }
|
||||
| '++' unary_expression
|
||||
{
|
||||
if ($arg{context} =~ /for init/) {
|
||||
@ -1047,11 +1041,9 @@ unary_expression:
|
||||
}
|
||||
}
|
||||
| Alignof '(' type_name ')'
|
||||
{ $return = "the alignment of the type $item{type_name}"; }
|
||||
{ "the alignment of the type $item{type_name}" }
|
||||
| 'offsetof' '(' type_name[context => 'offsetof'] ',' identifier ')'
|
||||
{
|
||||
$return = "the offset, in bytes, of member $item{identifier} from the beginning of $item{type_name}";
|
||||
}
|
||||
{ "the offset, in bytes, of member $item{identifier} from the beginning of $item{type_name}" }
|
||||
|
||||
Alignof:
|
||||
'_Alignof'
|
||||
@ -1311,7 +1303,7 @@ primary_expression:
|
||||
|
||||
generic_selection:
|
||||
'_Generic' '(' assignment_expression ',' generic_assoc_list ')'
|
||||
{ $return = "a generic-selection on $item{assignment_expression} yielding $item{generic_assoc_list}"; }
|
||||
{ "a generic-selection on $item{assignment_expression} yielding $item{generic_assoc_list}" }
|
||||
|
||||
generic_assoc_list:
|
||||
<leftop: generic_association ',' generic_association>
|
||||
@ -1326,9 +1318,9 @@ generic_assoc_list:
|
||||
|
||||
generic_association:
|
||||
type_name ':' assignment_expression
|
||||
{ $return = "$item{assignment_expression} in the case that it has type $item{type_name}"; }
|
||||
{ "$item{assignment_expression} in the case that it has type $item{type_name}" }
|
||||
| 'default' ':' assignment_expression
|
||||
{ $return = "$item{assignment_expression} in the default case"; }
|
||||
{ "$item{assignment_expression} in the default case" }
|
||||
|
||||
Alignas:
|
||||
'_Alignas'
|
||||
@ -1336,13 +1328,11 @@ Alignas:
|
||||
|
||||
alignment_specifier:
|
||||
Alignas '(' type_name ')'
|
||||
{
|
||||
$return = "with alignment of the type $item{type_name}";
|
||||
}
|
||||
{ "with alignment of the type $item{type_name}" }
|
||||
| Alignas '(' constant_expression ')'
|
||||
{
|
||||
my $plural = $item{constant_expression} != 1 ? 's' : '';
|
||||
$return = "with alignment of $item{constant_expression} byte$plural between objects";
|
||||
"with alignment of $item{constant_expression} byte$plural between objects"
|
||||
}
|
||||
|
||||
declarator:
|
||||
@ -1358,14 +1348,14 @@ declarator:
|
||||
| pointer direct_declarator(s)
|
||||
{
|
||||
push @{$item{'direct_declarator(s)'}}, $item{pointer};
|
||||
$return = $item{'direct_declarator(s)'};
|
||||
$item{'direct_declarator(s)'}
|
||||
}
|
||||
|
||||
direct_declarator:
|
||||
identifier ':' constant
|
||||
{
|
||||
my $bits = $item{constant} == 1 ? "$item{constant} bit" : "$item{constant} bits";
|
||||
$return = [$item{identifier}, "bit-field of $bits"];
|
||||
[$item{identifier}, "bit-field of $bits"]
|
||||
}
|
||||
| identifier[context => 'direct_declarator'] array_declarator(s?)
|
||||
{
|
||||
@ -1378,14 +1368,14 @@ direct_declarator:
|
||||
| '(' declarator ')' array_declarator(s)
|
||||
{
|
||||
push @{$item{declarator}}, join(' ', @{$item{'array_declarator(s)'}});
|
||||
$return = $item{declarator};
|
||||
$item{declarator}
|
||||
}
|
||||
| '(' parameter_type_list ')'
|
||||
{ $return = "function taking $item{parameter_type_list} and returning"; }
|
||||
{ "function taking $item{parameter_type_list} and returning" }
|
||||
| '(' declarator array_declarator(s) ')'
|
||||
{ $return = $item{'declarator'} . join(' ', @{$item{'array_declarator(s)'}}) }
|
||||
{ $item{'declarator'} . join(' ', @{$item{'array_declarator(s)'}}) }
|
||||
| '(' declarator ')'
|
||||
{ $return = $item{declarator}; }
|
||||
{ $item{declarator} }
|
||||
|
||||
array_qualifiers:
|
||||
type_qualifier_list array_qualifiers(?)
|
||||
@ -1498,13 +1488,13 @@ parameter_list:
|
||||
|
||||
parameter_declaration:
|
||||
declaration_specifiers declarator
|
||||
{ $return = [$item{declaration_specifiers}, $item{declarator}]; }
|
||||
{ [$item{declaration_specifiers}, $item{declarator}] }
|
||||
| '...'
|
||||
{ $return = "variadic arguments"; }
|
||||
{ "variadic arguments" }
|
||||
| declaration_specifiers abstract_declarator(?)
|
||||
{ $return = [$item{declaration_specifiers}, $item{'abstract_declarator(?)'}]; }
|
||||
{ [$item{declaration_specifiers}, $item{'abstract_declarator(?)'}] }
|
||||
| ''
|
||||
{ $return = "unspecified arguments"; }
|
||||
{ "unspecified arguments" }
|
||||
|
||||
abstract_declarator:
|
||||
pointer(?) direct_abstract_declarator(s)
|
||||
@ -1517,11 +1507,11 @@ abstract_declarator:
|
||||
|
||||
direct_abstract_declarator:
|
||||
'(' abstract_declarator ')'
|
||||
{ $return = $item{abstract_declarator}; }
|
||||
{ $item{abstract_declarator} }
|
||||
| '[' ']'
|
||||
{ $return = 'array of unspecified length of'; }
|
||||
{ 'array of unspecified length of' }
|
||||
| '[' '*' ']'
|
||||
{ $return = 'array of variable length of unspecified size of'; }
|
||||
{ 'array of variable length of unspecified size of' }
|
||||
| '[' array_qualifiers(?) assignment_expression(?) ']'
|
||||
{
|
||||
my $size;
|
||||
@ -1557,9 +1547,9 @@ direct_abstract_declarator:
|
||||
| DAD '[' ']'
|
||||
| DAD '[' array_qualifiers(?) assignment_expression(?) ']'
|
||||
| '(' ')'
|
||||
{ $return = 'function taking unspecified arguments and returning'; }
|
||||
{ 'function taking unspecified arguments and returning' }
|
||||
| '(' parameter_type_list ')'
|
||||
{ $return = "function taking $item{parameter_type_list} and returning"; }
|
||||
{ "function taking $item{parameter_type_list} and returning" }
|
||||
| DAD '(' ')'
|
||||
| DAD '(' parameter_type_list ')'
|
||||
|
||||
@ -1576,7 +1566,7 @@ identifier:
|
||||
if (not grep { $_ eq $item{identifier_word} } @identifiers) {
|
||||
push @identifiers, $item{identifier_word};
|
||||
}
|
||||
$return = $item{identifier_word};
|
||||
$item{identifier_word}
|
||||
}
|
||||
|
||||
pointer:
|
||||
@ -1594,19 +1584,19 @@ pointer:
|
||||
|
||||
type_qualifier_list:
|
||||
type_qualifier(s)
|
||||
{ $return = join(' ', @{$item{'type_qualifier(s)'}}); }
|
||||
{ join(' ', @{$item{'type_qualifier(s)'}}) }
|
||||
|
||||
function_specifier:
|
||||
'inline'
|
||||
| '_Noreturn'
|
||||
| 'noreturn'
|
||||
{ $return = '_Noreturn'; }
|
||||
{ '_Noreturn' }
|
||||
|
||||
declaration_specifiers:
|
||||
comment[context => 'declaration_specifiers'] declaration_specifiers(s)
|
||||
{ $return = "$item{comment} " . join(' ', @{$item{'declaration_specifiers(s)'}}); }
|
||||
{ "$item{comment} " . join(' ', @{$item{'declaration_specifiers(s)'}}) }
|
||||
| type_specifier ...identifier
|
||||
{ $return = $item{type_specifier}; }
|
||||
{ $item{type_specifier} }
|
||||
| storage_class_specifier declaration_specifiers(?)
|
||||
{
|
||||
my $decl_spec = join(' ', @{$item{'declaration_specifiers(?)'}});
|
||||
@ -1652,40 +1642,40 @@ declaration_specifiers:
|
||||
|
||||
storage_class_specifier:
|
||||
'auto'
|
||||
{ $return = "with automatic storage-duration"; }
|
||||
{ 'with automatic storage-duration' }
|
||||
| 'extern'
|
||||
{
|
||||
if ($arg{context} eq 'function definition') {
|
||||
$return = "with external linkage";
|
||||
'with external linkage'
|
||||
} else {
|
||||
$return = "with external linkage, possibly defined elsewhere";
|
||||
'with external linkage, possibly defined elsewhere'
|
||||
}
|
||||
}
|
||||
| 'static'
|
||||
{
|
||||
if ($arg{context} eq 'function definition') {
|
||||
$return = "with internal linkage";
|
||||
'with internal linkage'
|
||||
} elsif ($arg{context} eq 'function definition statement') {
|
||||
$return = "with life-time duration";
|
||||
'with life-time duration'
|
||||
} else {
|
||||
$return = "with internal linkage and life-time duration";
|
||||
'with internal linkage and life-time duration'
|
||||
}
|
||||
}
|
||||
| 'register'
|
||||
{ $return = "with a suggestion to be as fast as possible"; }
|
||||
{ 'with a suggestion to be as fast as possible' }
|
||||
| 'typedef'
|
||||
{ $return = 'type definition of'; }
|
||||
{ 'type definition of' }
|
||||
|
||||
type_qualifier:
|
||||
'const'
|
||||
| 'volatile'
|
||||
| 'restrict'
|
||||
| '_Atomic'
|
||||
{ $return = 'atomic'; }
|
||||
{ 'atomic' }
|
||||
|
||||
atomic_type_specifier:
|
||||
'_Atomic' '(' type_name ')'
|
||||
{ $return = "atomic $item{type_name}"; }
|
||||
{ "atomic $item{type_name}" }
|
||||
|
||||
type_specifier:
|
||||
<skip:''> /\s*/
|
||||
@ -1715,7 +1705,7 @@ type_specifier:
|
||||
| <skip:'[\s]*'> atomic_type_specifier | typedef_name
|
||||
| 'double' | 'float' | 'char' | 'short' | 'int' | 'long'
|
||||
) .../\W/
|
||||
{ $return = $item[3]; }
|
||||
{ $item[3] }
|
||||
|
||||
typedef_name:
|
||||
identifier
|
||||
@ -1764,7 +1754,7 @@ struct_declaration_list:
|
||||
|
||||
struct_declaration:
|
||||
comment(s?) declaration[context => 'struct member'] comment(s?)
|
||||
{ $return = join('', @{$item[1]}) . $item{declaration} . join('', @{$item[-1]}); }
|
||||
{ join('', @{$item[1]}) . $item{declaration} . join('', @{$item[-1]}) }
|
||||
|
||||
type_name:
|
||||
specifier_qualifier_list abstract_declarator(?)
|
||||
@ -1788,9 +1778,9 @@ specifier_qualifier_list:
|
||||
|
||||
struct_or_union:
|
||||
comment(?) ('struct'
|
||||
{ $return = 'a structure'; }
|
||||
{ 'a structure' }
|
||||
| 'union'
|
||||
{ $return = 'an union'; }
|
||||
{ 'a union' }
|
||||
) comment(?)
|
||||
{
|
||||
shift @item;
|
||||
@ -1823,7 +1813,7 @@ enum_specifier:
|
||||
|
||||
}
|
||||
| 'enum' identifier
|
||||
{ $return = "an enumeration of type $item{identifier}"; }
|
||||
{ "an enumeration of type $item{identifier}" }
|
||||
|
||||
enumerator_list:
|
||||
<leftop:enumerator ',' enumerator>
|
||||
@ -1931,7 +1921,7 @@ constant:
|
||||
|
||||
identifier_word:
|
||||
/[a-z_\$][a-z0-9_]*/i
|
||||
{ $return = "`$item[-1]`"; }
|
||||
{ "`$item[1]`" }
|
||||
|
||||
string:
|
||||
(/(u8|u|U|L)?(?:\"(?:\\\"|(?!\").)*\")/)(s)
|
||||
|
||||
@ -6,128 +6,122 @@
|
||||
use strict;
|
||||
use warnings;
|
||||
|
||||
use lib ".";
|
||||
use lib '.';
|
||||
|
||||
use Parse::RecDescent;
|
||||
use Getopt::Std;
|
||||
use Data::Dumper;
|
||||
|
||||
our ($opt_T, $opt_t, $opt_o, $opt_P);
|
||||
getopts('TPto:');
|
||||
|
||||
if ($opt_T ) {
|
||||
$::RD_TRACE = 1;
|
||||
} else {
|
||||
undef $::RD_TRACE ;
|
||||
}
|
||||
|
||||
$::RD_HINT = 1;
|
||||
$Parse::RecDescent::skip = '\s*';
|
||||
|
||||
my $parser;
|
||||
|
||||
if($opt_P or !eval { require PCGrammar }) {
|
||||
precompile_grammar();
|
||||
require PCGrammar;
|
||||
}
|
||||
|
||||
$parser = PCGrammar->new() or die "Bad grammar!\n";
|
||||
|
||||
if ($opt_o) {
|
||||
open(OUTFILE, ">>$opt_o");
|
||||
*STDOUT = *OUTFILE{IO};
|
||||
}
|
||||
|
||||
my $text = "";
|
||||
foreach my $arg (@ARGV) {
|
||||
print STDERR "Opening file $arg\n";
|
||||
|
||||
open(CFILE, "$arg") or die "Could not open $arg.\n";
|
||||
local $/;
|
||||
$text = <CFILE>;
|
||||
close(CFILE);
|
||||
|
||||
print STDERR "parsing...\n";
|
||||
|
||||
# for debugging...
|
||||
if ($opt_t) {
|
||||
$::RD_TRACE = 1;
|
||||
} else {
|
||||
undef $::RD_TRACE;
|
||||
}
|
||||
|
||||
my $result = $parser->startrule(\$text) or die "Bad text!\n$text\n";
|
||||
|
||||
$text =~ s/^\s+//g;
|
||||
$text =~ s/\s+$//g;
|
||||
|
||||
if(length $text) {
|
||||
print "Bad parse at: $text";
|
||||
} else {
|
||||
my $output = join('', flatten($result));
|
||||
|
||||
# beautification
|
||||
my @quotes;
|
||||
$output =~ s/(?:\"((?:\\\"|(?!\").)*)\")/push @quotes, $1; '"' . ('-' x length $1) . '"'/ge;
|
||||
|
||||
$output =~ s/\ban un/a un/g;
|
||||
$output =~ s/\ban UTF/a UTF/g;
|
||||
$output =~ s/the value the expression/the value of the expression/g;
|
||||
$output =~ s/the value the member/the value of the member/g;
|
||||
$output =~ s/the value the/the/g;
|
||||
$output =~ s/of evaluate/of/g;
|
||||
$output =~ s/the evaluate the/the/g;
|
||||
$output =~ s/by evaluate the/by the/g;
|
||||
$output =~ s/the a /the /g;
|
||||
$output =~ s/Then if it has the value/If it has the value/g;
|
||||
$output =~ s/result of the expression a generic-selection/result of a generic-selection/g;
|
||||
$output =~ s/the result of the expression (an?) (16-bit character|32-bit character|wide character|UTF-8) string/$1 $2 string/gi;
|
||||
$output =~ s/the function a generic-selection/the function resulting from a generic-selection/g;
|
||||
$output =~ s/\.\s+Then exit switch block/ and then exit switch block/g;
|
||||
$output =~ s/,\././g;
|
||||
$output =~ s/of unspecified length //g;
|
||||
while($output =~ s/const const/const/g){};
|
||||
|
||||
foreach my $quote (@quotes) {
|
||||
next unless $quote;
|
||||
$output =~ s/"-+"/"$quote"/;
|
||||
}
|
||||
|
||||
print $output;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
sub precompile_grammar {
|
||||
print STDERR "Precompiling grammar...\n";
|
||||
open GRAMMAR, 'CGrammar.pm' or die "Could not open CGrammar.pm: $!";
|
||||
local $/;
|
||||
my $grammar = <GRAMMAR>;
|
||||
close GRAMMAR;
|
||||
|
||||
Parse::RecDescent->Precompile($grammar, "PCGrammar") or die "Could not precompile: $!";
|
||||
print STDERR "Precompiling grammar...\n";
|
||||
open GRAMMAR, 'CGrammar.pm' or die "Could not open CGrammar.pm: $!";
|
||||
local $/;
|
||||
my $grammar = <GRAMMAR>;
|
||||
close GRAMMAR;
|
||||
Parse::RecDescent->Precompile($grammar, "PCGrammar") or die "Could not precompile: $!";
|
||||
}
|
||||
|
||||
sub flatten { map { ref eq 'ARRAY' ? flatten(@$_) : $_ } @_ }
|
||||
sub flatten {
|
||||
map { ref eq 'ARRAY' ? flatten(@$_) : $_ } @_
|
||||
}
|
||||
|
||||
sub isfalse {
|
||||
return istrue($_[0], 'zero');
|
||||
istrue($_[0], 'zero')
|
||||
}
|
||||
|
||||
sub istrue {
|
||||
my @parts = split /(?<!,) and /, $_[0];
|
||||
my $truthy = defined $_[1] ? $_[1] : 'nonzero';
|
||||
my ($result, $and) = ('', '');
|
||||
foreach my $part (@parts) {
|
||||
$result .= $and;
|
||||
if($part !~ /(discard the result|result discarded|greater|less|equal|false$)/) {
|
||||
$result .= "$part is $truthy";
|
||||
} else {
|
||||
$result .= $part;
|
||||
my @parts = split /(?<!,) and /, $_[0];
|
||||
my $truthy = defined $_[1] ? $_[1] : 'nonzero';
|
||||
my ($result, $and) = ('', '');
|
||||
foreach my $part (@parts) {
|
||||
$result .= $and;
|
||||
if($part !~ /(discard the result|result discarded|greater|less|equal|false$)/) {
|
||||
$result .= "$part is $truthy";
|
||||
} else {
|
||||
$result .= $part;
|
||||
}
|
||||
$and = ' and ';
|
||||
}
|
||||
$and = ' and ';
|
||||
}
|
||||
$result =~ s/is $truthy and the result discarded/is evaluated and the result discarded/g;
|
||||
$result =~ s/is ((?:(?!evaluated).)+) and the result discarded/is evaluated to be $1 and the result discarded/g;
|
||||
return $result;
|
||||
$result =~ s/is $truthy and the result discarded/is evaluated and the result discarded/g;
|
||||
$result =~ s/is ((?:(?!evaluated).)+) and the result discarded/is evaluated to be $1 and the result discarded/g;
|
||||
return $result;
|
||||
}
|
||||
|
||||
sub main {
|
||||
my ($opt_T, $opt_t, $opt_o, $opt_P);
|
||||
getopts('TPto:');
|
||||
|
||||
if ($opt_T ) {
|
||||
$::RD_TRACE = 1;
|
||||
}
|
||||
|
||||
$::RD_HINT = 1;
|
||||
$Parse::RecDescent::skip = '\s*';
|
||||
|
||||
my $parser;
|
||||
|
||||
if ($opt_P or !eval { require PCGrammar }) {
|
||||
precompile_grammar();
|
||||
require PCGrammar;
|
||||
}
|
||||
|
||||
$parser = PCGrammar->new or die "Bad grammar!\n";
|
||||
|
||||
if ($opt_o) {
|
||||
open(OUTFILE, ">>$opt_o");
|
||||
*STDOUT = *OUTFILE{IO};
|
||||
}
|
||||
|
||||
my $text;
|
||||
|
||||
foreach my $arg (@ARGV) {
|
||||
print STDERR "Opening file $arg\n";
|
||||
|
||||
open(CFILE, "$arg") or die "Could not open $arg.\n";
|
||||
local $/;
|
||||
$text = <CFILE>;
|
||||
close(CFILE);
|
||||
|
||||
print STDERR "parsing...\n";
|
||||
|
||||
my $result = $parser->startrule(\$text) or die "Bad text!\n$text\n";
|
||||
|
||||
$text =~ s/^\s+|\s+$//g;
|
||||
|
||||
if(length $text) {
|
||||
print "Bad parse at: $text";
|
||||
} else {
|
||||
my $output = join('', flatten($result));
|
||||
|
||||
# beautification
|
||||
my @quotes;
|
||||
$output =~ s/(?:\"((?:\\\"|(?!\").)*)\")/push @quotes, $1; '"' . ('-' x length $1) . '"'/ge;
|
||||
|
||||
$output =~ s/\ban un/a un/g;
|
||||
$output =~ s/\ban UTF/a UTF/g;
|
||||
$output =~ s/the value the expression/the value of the expression/g;
|
||||
$output =~ s/the value the member/the value of the member/g;
|
||||
$output =~ s/the value the/the/g;
|
||||
$output =~ s/of evaluate/of/g;
|
||||
$output =~ s/the evaluate the/the/g;
|
||||
$output =~ s/by evaluate the/by the/g;
|
||||
$output =~ s/the a /the /g;
|
||||
$output =~ s/Then if it has the value/If it has the value/g;
|
||||
$output =~ s/result of the expression a generic-selection/result of a generic-selection/g;
|
||||
$output =~ s/the result of the expression (an?) (16-bit character|32-bit character|wide character|UTF-8) string/$1 $2 string/gi;
|
||||
$output =~ s/the function a generic-selection/the function resulting from a generic-selection/g;
|
||||
$output =~ s/\.\s+Then exit switch block/ and then exit switch block/g;
|
||||
$output =~ s/,\././g;
|
||||
$output =~ s/of unspecified length //g;
|
||||
while($output =~ s/const const/const/g){};
|
||||
|
||||
foreach my $quote (@quotes) {
|
||||
next unless $quote;
|
||||
$output =~ s/"-+"/"$quote"/;
|
||||
}
|
||||
|
||||
print $output;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
main;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user