Fix tons of warnings, convert burg to use Makefile.common system, rename

gram.y to gram.yc so that we don't try to turn it into a .cpp file.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3874 91177308-0d34-0410-b5e6-96231b3b80d8

9 files changed, 36 insertions, 103 deletions

diff --git a/support/tools/Burg/Makefile b/support/tools/Burg/Makefile
index c22bd55..a70f2ea 100644
--- a/support/tools/Burg/Makefile
+++ b/support/tools/Burg/Makefile
@@ -1,100 +1,32 @@
 # $Id$
-
 LEVEL = ../..
+TOOLNAME = burg
+EXTRASOURCES = gram.tab.c
 
-UNAME := $(shell uname)
-include $(LEVEL)/Makefile.config
-include $(LEVEL)/Makefile.$(UNAME)
-
-TARGET = burg.$(UNAME)
-
-#CFLAGS	=
-#CFLAGS	= -O
-#CFLAGS	= -O -DNOLEX
-CFLAGS	= -g -DDEBUG
-#CFLAGS	= -g -DNOLEX -DDEBUG
-
-SRCS = \
-	be.c \
-	burs.c \
-	closure.c \
-	delta.c \
-	fe.c \
-	item.c \
-	lex.c \
-	list.c \
-	main.c \
-	map.c \
-	nonterminal.c \
-	operator.c \
-	pattern.c \
-	plank.c \
-	queue.c \
-	rule.c \
-	string.c \
-	symtab.c \
-	table.c \
-	trim.c \
-	zalloc.c
-
-BU_OBJS = \
-	burs.o \
-	closure.o \
-	delta.o \
-	item.o \
-	list.o \
-	map.o \
-	nonterminal.o \
-	operator.o \
-	pattern.o \
-	queue.o \
-	rule.o \
-	table.o \
-	trim.o \
-	zalloc.o
-
-BU_OBJS := $(addprefix $(UNAME)/,$(BU_OBJS))
-
-FE_OBJS = \
-	be.o \
-	fe.o \
-	lex.o \
-	main.o \
-	plank.o \
-	string.o \
-	symtab.o \
-	y.tab.o
-
-FE_OBJS := $(addprefix $(UNAME)/,$(FE_OBJS))
-
-all: $(TARGET)
-
-
-$(TARGET): $(BU_OBJS) $(FE_OBJS)
-	$(CC) -o $(TARGET) $(CFLAGS) $(BU_OBJS) $(FE_OBJS)
+include $(LEVEL)/Makefile.common
 
-y.tab.c y.tab.h: gram.y
-	yacc -d gram.y
+gram.tab.c gram.tab.h: gram.yc
+	$(VERB) $(BISON) -d $<
+	$(VERB) mv -f gram.tab.cc gram.tab.c
+	$(VERB) mv -f gram.tab.hc gram.tab.h
 
-clean:
-	rm -rf $(UNAME) *.o y.tab.h y.tab.c core burg *.aux *.log *.dvi sample sample.c tmp
+clean::
+	rm -ff y.tab.h y.tab.c core *.aux *.log *.dvi sample sample.c tmp
 
 $(FE_OBJS):	b.h
 $(BU_OBJS):	b.h
 $(FE_OBJS):	fe.h
 
-lex.o:	y.tab.h
+$(BUILD_ROOT)/Release/lex.o $(BUILD_ROOT)/Profile/lex.o $(BUILD_ROOT)/Debug/lex.o: gram.tab.h
 
 doc.dvi: doc.tex
 	latex doc; latex doc
 
-$(UNAME)/%.o: %.c
-	$(VERB) $(CC) -c -g $< -o $@
 
-test: $(TARGET) sample.gr
-	./$(TARGET) -I     <sample.gr   >sample.c && cc $(CFLAGS) -o sample sample.c && ./sample
-	./$(TARGET) -I      sample.gr   >tmp && cmp tmp sample.c
-	./$(TARGET) -I     <sample.gr -o tmp && cmp tmp sample.c
-	./$(TARGET) -I      sample.gr -o tmp && cmp tmp sample.c
-	./$(TARGET) -I -O0 <sample.gr   >tmp && cmp tmp sample.c
-	./$(TARGET) -I -=  <sample.gr   >tmp && cmp tmp sample.c
+test: $(TOOLEXENAME_G) sample.gr
+	$(TOOLEXENAME_G) -I     <sample.gr   >sample.c && $(CC) $(CFLAGS) -o sample sample.c && ./sample
+	$(TOOLEXENAME_G) -I      sample.gr   >tmp && cmp tmp sample.c
+	$(TOOLEXENAME_G) -I     <sample.gr -o tmp && cmp tmp sample.c
+	$(TOOLEXENAME_G) -I      sample.gr -o tmp && cmp tmp sample.c
+	$(TOOLEXENAME_G) -I -O0 <sample.gr   >tmp && cmp tmp sample.c
+	$(TOOLEXENAME_G) -I -=  <sample.gr   >tmp && cmp tmp sample.c
diff --git a/support/tools/Burg/b.h b/support/tools/Burg/b.h
index f1b33ed..164325d 100644
--- a/support/tools/Burg/b.h
+++ b/support/tools/Burg/b.h
@@ -306,6 +306,6 @@ extern int debugTables;
 
 extern void doStart ARGS((char *));
 extern void exit ARGS((int));
-extern int fatal ARGS((char *, int));
-extern void yyerror ARGS((char *));
-extern void yyerror1 ARGS((char *));
+extern int fatal ARGS((const char *, int));
+extern void yyerror ARGS((const char *));
+extern void yyerror1 ARGS((const char *));
diff --git a/support/tools/Burg/be.c b/support/tools/Burg/be.c
index e7feab8..31db211 100644
--- a/support/tools/Burg/be.c
+++ b/support/tools/Burg/be.c
@@ -8,7 +8,7 @@ char rcsid_be[] = "$Id$";
 #define ERROR_VAL 0
 
 FILE *outfile;
-char *prefix = "burm";
+const char *prefix = "burm";
 
 static void doKids ARGS((RuleAST));
 static void doLabel ARGS((Operator));
@@ -24,7 +24,7 @@ static void printPatternAST_int ARGS((PatternAST));
 static void setVectors ARGS((PatternAST));
 static void trailing_zeroes ARGS((int));
 static int seminal ARGS((int from, int to));
-static void printRule ARGS((RuleAST, char *));
+static void printRule ARGS((RuleAST, const char *));
 
 static void
 doLabel(op) Operator op;
@@ -329,10 +329,10 @@ makeLHSmap()
 			fprintf(outfile, "\t0,\n");
 		}
 	}
-	fprintf(outfile, "};\n\n", prefix);
+	fprintf(outfile, "};\n\n");
 }
 
-static int seminal(from, to)
+static int seminal(int from, int to)
 {
 	return allpairs[from][to].rule ? allpairs[from][to].rule->erulenum : 0;
 
@@ -453,7 +453,7 @@ makeDeltaCostArray()
 	for (s = 0; s < states-1; s++) {
 		fprintf(outfile, "{ /* state #%d: ", s+1);
 		printRepresentative(outfile, sortedStates[s]);
-		fprintf(outfile, " */\n", s+1);
+		fprintf(outfile, " */\n");
 		fprintf(outfile, "\t{0},\n");
 		for (nt = 1; nt < last_user_nonterminal; nt++) {
 			makeCostVector(1, sortedStates[s]->closed[nt].delta);
@@ -616,7 +616,7 @@ makeNts()
 }
 
 static void
-printRule(r,d) RuleAST r; char *d;
+printRule(RuleAST r, const char *d)
 {
 	if (r) {
 		fprintf(outfile, "%s: ", r->rule->lhs->name);
diff --git a/support/tools/Burg/fe.h b/support/tools/Burg/fe.h
index 5cef79b..70e98e2 100644
--- a/support/tools/Burg/fe.h
+++ b/support/tools/Burg/fe.h
@@ -121,7 +121,7 @@ extern int	max_ruleAST;
 extern List	ruleASTs;
 
 extern FILE	*outfile;
-extern char	*prefix;
+extern const char *prefix;
 extern int 	trimflag;
 extern int 	speedflag;
 extern int 	grammarflag;
diff --git a/support/tools/Burg/gram.y b/support/tools/Burg/gram.yc
index f6f16fa..ec692c3 100644
--- a/support/tools/Burg/gram.y
+++ b/support/tools/Burg/gram.yc
@@ -4,6 +4,7 @@ char rcsid_gram[] = "$Id$";
 #include <stdio.h>
 #include "b.h"
 #include "fe.h"
+int doGram(List);
 %}
 
 %union {
diff --git a/support/tools/Burg/lex.c b/support/tools/Burg/lex.c
index 3d6c5af..85eb8a7 100644
--- a/support/tools/Burg/lex.c
+++ b/support/tools/Burg/lex.c
@@ -5,7 +5,7 @@ char rcsid_lex[] = "$Id$";
 #include <string.h>
 #include "b.h"
 #include "fe.h"
-#include "y.tab.h"
+#include "gram.tab.h"
 
 static char buf[BUFSIZ];
 
@@ -245,14 +245,13 @@ yylex()
 	return(0);
 }
 
-void
-yyerror1(str) char *str;
+void yyerror1(const char *str)
 {
 	fprintf(stderr, "line %d: %s", yyline, str);
 }
 
 void
-yyerror(str) char *str;
+yyerror(const char *str)
 {
 	yyerror1(str);
 	fprintf(stderr, "\n");
diff --git a/support/tools/Burg/nonterminal.c b/support/tools/Burg/nonterminal.c
index af88dd6..71fd7d4 100644
--- a/support/tools/Burg/nonterminal.c
+++ b/support/tools/Burg/nonterminal.c
@@ -2,6 +2,7 @@ char rcsid_nonterminal[] = "$Id$";
 
 #include "b.h"
 #include <stdio.h>
+#include <string.h>
 
 NonTerminal	start;
 NonTerminalNum	max_nonterminal = 1;
@@ -29,7 +30,6 @@ int
 nonTerminalName(buf, i) char *buf; int i;
 {
 	List l;
-	extern char *strcpy ARGS((char *, char *));
 
 	for (l = nonterminals; l; l = l->next) {
 		NonTerminal nt = (NonTerminal) l->x;
diff --git a/support/tools/Burg/plank.c b/support/tools/Burg/plank.c
index 053304e..e6ba38b 100644
--- a/support/tools/Burg/plank.c
+++ b/support/tools/Burg/plank.c
@@ -2,6 +2,7 @@ char rcsid_plank[] = "$Id$";
 
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 #include "b.h"
 #include "fe.h"
 
@@ -35,7 +36,7 @@ static void purgePlanks ARGS((List));
 static void inToEx ARGS((void));
 static void makePlankRuleMacros ARGS((void));
 static void makePlankRule ARGS((void));
-static void exceptionSwitch ARGS((List, char *, char *, char *, int, char *));
+static void exceptionSwitch ARGS((List, const char *, const char *, const char *, int, const char *));
 static void doPlankLabel ARGS((Operator));
 static void doPlankLabelSafely ARGS((Operator));
 static void doPlankLabelMacrosSafely ARGS((Operator));
@@ -602,7 +603,7 @@ makePlankRule()
 }
 
 static void
-exceptionSwitch(es, sw, pre, post, offset, def) List es; char *sw; char *pre; char *post; int offset; char *def;
+exceptionSwitch(es, sw, pre, post, offset, def) List es; const char *sw; const char *pre; const char *post; int offset; const char *def;
 {
 	if (es) {
 		fprintf(outfile, "\t\tswitch (%s) {\n", sw);
diff --git a/support/tools/Burg/zalloc.c b/support/tools/Burg/zalloc.c
index bd50217..9128e42 100644
--- a/support/tools/Burg/zalloc.c
+++ b/support/tools/Burg/zalloc.c
@@ -9,7 +9,7 @@ extern void free ARGS((void *));
 extern void *malloc ARGS((unsigned));
 
 int
-fatal(name, line) char *name; int line;
+fatal(const char *name, int line)
 {
 	fprintf(stderr, "assertion failed: file %s, line %d\n", name, line);
 	exit(1);