fix: whitespace matcher and makefile

\s literally matches "s" in flex regex, not the whitespace char class,
and do not emit a windows executable extension

.gitignore

@@ -11,6 +11,7 @@ lexer.c
 *.fls
 *.log
 *.synctex*
+*.zip
 
 # redundant files
 *_old.*

Makefile

@@ -6,18 +6,18 @@ o=lexer
 team=recursive-dissent
 assignment=2
 
-build: clean $(o).exe
+build: clean $(o)
 
-$(o).exe: $(o).c
-	$(CC) -o $(o).exe $^ $(team)_A$(assignment).c
+$(o): $(o).c
+	$(CC) -o $(o) $^ $(team)_A$(assignment).c
 
 $(o).c: $(team)_A$(assignment).l
 	$(l) -o$(o).c $^
 
 clean: 
 	rm -rf $(o).*
 
-test: $(o).exe
-	./$(o).exe < $(team)_A$(assignment).nc
+test: $(o)
+	./$(o) < $(team)_A$(assignment).nc
 
 .PHONY: default clean test build

recursive-dissent_A2.l

@@ -30,7 +30,7 @@ COMMENTMULTI \/\*([^\*]|\*[^\/])*\*\/
 
 {COMMENTSINGLE}|{COMMENTMULTI} {return 1;}
 
-[ \s\n\t]* {return 1;}
+[ \n\t]* {return 1;}
 
 . { return 0; }
 

recursive-dissent_A2.nc

@@ -5,6 +5,9 @@ int d = -00045; //invalid actually
 
 int _valididentifier_ = +1;
 
+swap
+top
+
 int *ptr = &d;
 int *ptrptr = &ptr;
 **ptr++;