uni

commit 049691a223a32b264e9eb34d08d1b4d4bdb81d04
parent b8350feec76cd459f94c1511783ceb2576ec84ed
Author: Christos Margiolis <christos@margiolis.net>
Date:   Tue, 24 May 2022 19:42:07 +0300

done

Diffstat:
A
lex_yacc_compilers/part3/02_B1_PART_B2.pdf
 | 
0

M
lex_yacc_compilers/part3/lex.l
 | 
31
+++++++++++++++++--------------
M
lex_yacc_compilers/part3/output.txt
 | 
2
+-
M
lex_yacc_compilers/part3/syntax.y
 | 
8
++++----

4 files changed, 22 insertions(+), 19 deletions(-)
diff --git a/lex_yacc_compilers/part3/02_B1_PART_B2.pdf b/lex_yacc_compilers/part3/02_B1_PART_B2.pdf
Binary files differ.
diff --git a/lex_yacc_compilers/part3/lex.l b/lex_yacc_compilers/part3/lex.l
@@ -2,6 +2,9 @@
 %{
 #include <stdlib.h>
 #include "syntax.tab.h"
+
+int	cw = 0;	/* correct words */
+int	ww = 0;	/* wrong words */
 %}
 
 /*
@@ -22,24 +25,24 @@ COMMENT		;.*
  * οποίο ανήκει
  */
 %%
-"deffacts"	{ return DEFFACTS; }
-"defrule"	{ return DEFRULE; }
-"bind"		{ return BIND; }
-"read"		{ return READ; }
-"printout"	{ return PRINT; }
-"test"		{ return TEST; }
-"="		{ return COMP; }
+"deffacts"	{ cw++;  return DEFFACTS; }
+"defrule"	{ cw++;  return DEFRULE; }
+"bind"		{ cw++;  return BIND; }
+"read"		{ cw++;  return READ; }
+"printout"	{ cw++;  return PRINT; }
+"test"		{ cw++;  return TEST; }
+"="		{ cw++;  return COMP; }
 "("		{ return LPAR; }
 ")"		{ return RPAR; }
 "->"		{ return ARROW; }
-{ARITH}		{ return ARITH; }
-{INT}		{ return INT; }
-{FLOAT}		{ return FLOAT;}
-{STR}		{ return STR; }
-{DEFIN}		{ return DEFIN; }
-{VAR}		{ return VAR; }
+{ARITH}		{ cw++;  return ARITH; }
+{INT}		{ cw++;  return INT; }
+{FLOAT}		{ cw++;  return FLOAT;}
+{STR}		{ cw++;  return STR; }
+{DEFIN}		{ cw++; return DEFIN; }
+{VAR}		{ cw++; return VAR; }
 {DELIM}		{ /* ignore whitespace */ }
 {COMMENT}	{ /* skip comments */ }
 "\n"		{ return NEWLINE; }
-.		{ return UNKNOWN; }
+.		{ ww++; return UNKNOWN; }
 %%
diff --git a/lex_yacc_compilers/part3/output.txt b/lex_yacc_compilers/part3/output.txt
@@ -1,6 +1,6 @@
 input.txt: success
 
-correct words: 0
+correct words: 38
 correct expressions: 12
 wrong words: 0
 wrong expressions: 0
diff --git a/lex_yacc_compilers/part3/syntax.y b/lex_yacc_compilers/part3/syntax.y
@@ -9,10 +9,10 @@ extern int	yylex(void);
 /* Input and output files. */
 extern FILE	*yyin, *yyout;
 
-int	cw = 0;	/* correct words */
-int	ce = 0;	/* correct expressions */
-int	ww = 0;	/* wrong words */
-int	we = 0;	/* wrong expressions */
+extern int	cw;	/* correct words */
+extern int	ww;	/* wrong words */
+int		ce = 0;	/* correct expressions */
+int		we = 0;	/* wrong expressions */
 
 void	yyerror(const char *);
 %}