Primera version de clon de MySQL

Makefile

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+# Makefile for pmysql
+CC = cc -g
+LEX = flex
+YACC = bison
+CFLAGS = -DYYDEBUG=1
+
+all: pmysql
+
+pmysql: pmysql.tab.o pmysql.o
+	${CC} -o $@ pmysql.tab.o pmysql.o
+
+pmysql.tab.c pmysql.tab.h: pmysql.y
+	${YACC} -vd pmysql.y
+
+pmysql.c: pmysql.l
+	${LEX} -o $*.c $<
+
+pmysql.o: pmysql.c pmysql.tab.h
+
+test: all
+	cd test && python gen_tests.py
+	cd test && py.test -v
+
+.SUFFIXES: .pgm .l .y .c

README.md

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+# pmysql
+bison & flex sql parser
+
+sql example code from flex-bison book
+
+https://www.safaribooksonline.com/library/view/flex-bison/9780596805418/ch04.html