with complete bracketing and indenting.
# File: indent_test.mk
- myCFLAGS := -Wall -g -fplan9-extensions
- CFLAGS := $(filter-out $(myCFLAGS),$(CFLAGS)) $(myCFLAGS)
- myLDLIBS:= libparser.o libscanner.o libmdcode.o -licuuc
- LDLIBS := $(filter-out $(myLDLIBS),$(LDLIBS)) $(myLDLIBS)
+ itestCFLAGS := -Wall -g -fplan9-extensions
+ itestLDLIBS:= libparser.o libscanner.o libmdcode.o -licuuc
all :: itest
- itest.c itest.h : indent_test.mdc parsergen libparser.o libscanner.o libmdcode.o
+ itest.c itest.h : indent_test.mdc parsergen
./parsergen -o itest --LALR --tag indent indent_test.mdc
indent_test.mk: indent_test.mdc md2c
./md2c indent_test.mdc
- itest: itest.c
+ itest: itest.c | $(filter %.o,$(itestLDLIBS))
+ $(CC) $(itestCFLAGS) $^ $(itestLDLIBS) -o $@
doitest: itest itest.code
./itest itest.code
Program -> Statementlist ${ print_statement($1, 0); }$
$*statement
+ Newlines -> NEWLINE
+ | Newlines NEWLINE
Statementlist -> Statements ${ $0 = $<1; }$
- | NEWLINE Statementlist ${ $0 = $<2; }$
+ | Newlines Statements ${ $0 = $<2; }$
Statements -> Statements Statement ${
{
| ERROR ${ printf("statement ERROR\n"); $0 = NULL; }$
Open -> {
- | NEWLINE Open
+ | Newlines {
Close -> }
- | NEWLINE Close
+ | Newlines }
Block -> Open Statementlist Close ${ $0 = $<2; }$
| Open SimpleStatements } ${ $0 = $<2; }$
- | : SimpleStatements $$NEWLINE ${ $0 = $<2; }$
+ | : SimpleStatements ${ $0 = $<2; }$
| : StatementBlock ${ $0 = $<2; }$
- StatementBlock -> Statementlist $$NEWLINE ${ $0 = $<1; }$
+ StatementBlock -> Statementlist $$OUT ${ $0 = $<1; }$
SimpleStatements -> SimpleStatements ; SimpleStatement ${
{
$0->expr->right = $<3;
}$
SSline -> SimpleStatements NEWLINE ${ $0 = $<1; }$
- | SSline NEWLINE ${ $0 = $<1; }$
Statement -> SSline ${ $0 = $<1; }$
- | IfStatement ${ $0 = $<1; }$
+ | IfStatement $$NEWLINE ${ $0 = $<1; }$
+ | Statement NEWLINE ${ $0 = $<1; }$
$RIGHT else
$0->thenpart = $<3;
}$
| IfHead NEWLINE ${ $0 = $<1; }$
- IfTail -> else Block ${ $0 = $<2; }$
- | IfTail NEWLINE ${ $0 = $<1; }$
IfStatement -> IfHead $$else ${ $0 = $<1; }$
- | IfHead IfTail ${
+ | IfHead else Block ${
$0 = $<1;
- $0->elsepart = $<2;
+ $0->elsepart = $<3;
}$
| IfHead else IfStatement ${
$0 = $<1;
$0->elsepart = $<3;
}$
- | IfStatement NEWLINE ${ $0 = $<1; }$
-
$*expression
Expression -> Expression + Term ${
all = y;
if true {yes=x;} else : no=x
if true: yes = no; no = yes;
+ if false: yes=ok; else: no=ok
if false {
print = OK
if true:
(yes=no);
(no=yes);
+ if false:
+ (yes=ok);
+ else:
+ (no=ok);
if false:
(print=OK);
else: