From b97ae3545f768dbe5e03f34065fb5b9983951d66 Mon Sep 17 00:00:00 2001
From: Pedro <pedroflemming@gmail.com>
Date: Thu, 16 Oct 2014 15:54:51 +0200
Subject: [PATCH] moved bison related files into subdirectory bison

---
 src/Makefile                     | 18 +++++++++---------
 src/bison/Makefile               | 11 +++++++++++
 src/{lib => bison}/SQLParser.cpp |  0
 src/{lib => bison}/SQLParser.h   |  0
 src/{ => bison}/bison_parser.y   |  0
 src/{ => bison}/flex_lexer.l     |  0
 src/sql_tests.cpp                |  2 +-
 7 files changed, 21 insertions(+), 10 deletions(-)
 create mode 100644 src/bison/Makefile
 rename src/{lib => bison}/SQLParser.cpp (100%)
 rename src/{lib => bison}/SQLParser.h (100%)
 rename src/{ => bison}/bison_parser.y (100%)
 rename src/{ => bison}/flex_lexer.l (100%)

diff --git a/src/Makefile b/src/Makefile
index 15fbf11..fc01194 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,8 +1,11 @@
 # Makefile
 
-LIB_FILES = flex_lexer.c bison_parser.c lib/Statement.cpp lib/Expr.cpp lib/SQLParser.cpp
+# define which parser to use. Either bison or lemon
+PARSER = bison
 
 
+LIB_FILES = $(PARSER)/$(PARSER)_parser.c $(PARSER)/flex_lexer.c $(PARSER)/SQLParser.cpp lib/Statement.cpp lib/Expr.cpp
+
 TESTS_MAIN = sql_tests.cpp
 TESTS_BIN = bin/tests
 
@@ -10,7 +13,7 @@ EXECUTION_MAIN = sql_execution.cpp
 EXECUTION_BIN = bin/sql_execution
 
 CC = g++
-CFLAGS = -g -O3 -Ilib/ -I./
+CFLAGS = -g -O3 -Ilib/ -I./ -Ibison/
 
 
 tests: $(LIB_FILES) $(TESTS_MAIN)
@@ -21,13 +24,10 @@ execution: $(LIB_FILES) $(EXECUTION_MAIN)
 	$(CC) $(CFLAGS) $(LIB_FILES) $(EXECUTION_MAIN) -o $(EXECUTION_BIN)
 
 
-flex_lexer.c: flex_lexer.l 
-	flex flex_lexer.l
-
-
-bison_parser.c: bison_parser.y flex_lexer.c
-	bison bison_parser.y
+bison/bison_parser.c:
+	make -C bison/
 
 
 clean:
-	rm -f *.o *~ flex_lexer.c flex_lexer.h bison_parser.c bison_parser.h $(EXECUTION_BIN) $(TESTS_BIN)
\ No newline at end of file
+	rm -f *.o *~ $(EXECUTION_BIN) $(TESTS_BIN)
+	make clean -C bison/
diff --git a/src/bison/Makefile b/src/bison/Makefile
new file mode 100644
index 0000000..2e61bdd
--- /dev/null
+++ b/src/bison/Makefile
@@ -0,0 +1,11 @@
+
+all: bison_parser.c flex_lexer.c
+
+bison_parser.c: bison_parser.y
+	bison bison_parser.y
+
+flex_lexer.c: flex_lexer.l
+	flex flex_lexer.l
+
+clean:
+	rm -f bison_parser.c flex_lexer.c bison_parser.h flex_lexer.h
\ No newline at end of file
diff --git a/src/lib/SQLParser.cpp b/src/bison/SQLParser.cpp
similarity index 100%
rename from src/lib/SQLParser.cpp
rename to src/bison/SQLParser.cpp
diff --git a/src/lib/SQLParser.h b/src/bison/SQLParser.h
similarity index 100%
rename from src/lib/SQLParser.h
rename to src/bison/SQLParser.h
diff --git a/src/bison_parser.y b/src/bison/bison_parser.y
similarity index 100%
rename from src/bison_parser.y
rename to src/bison/bison_parser.y
diff --git a/src/flex_lexer.l b/src/bison/flex_lexer.l
similarity index 100%
rename from src/flex_lexer.l
rename to src/bison/flex_lexer.l
diff --git a/src/sql_tests.cpp b/src/sql_tests.cpp
index cd20a2e..a50646e 100644
--- a/src/sql_tests.cpp
+++ b/src/sql_tests.cpp
@@ -2,7 +2,7 @@
  * sql_tests.cpp
  */
 
-#include "lib/SQLParser.h"
+#include "SQLParser.h"
 #include <stdio.h>
 #include <string>
 #include <cassert>