scc

commit f68fdbc771e1a8d3a0944c4fd455bcdcb48bdcd8
parent 7bc95eeda82f12145e9a7c835414ed3a58966c5a
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Wed, 15 Aug 2012 18:45:44 +0200

Fixed column count in case of tabs

We were using a count of 1 for each blank (space) of the code, but this was
no correct in the case of tabulators, where we have to add 8.

Diffstat:
M
lex.c
 | 
9
+++++----

1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/lex.c b/lex.c
@@ -64,10 +64,11 @@ static unsigned char skip(void)
 	extern char parser_out_home;
 
 	while (isspace(c = getc(yyin))) {
-		if (c == '\n')
-			++linenum, columnum = 1;
-		else
-			++columnum;
+		switch (c) {
+		case '\n': ++linenum, columnum = 1; break;
+		case '\t': columnum += 8;	    break;
+		default:   ++columnum;		    break;
+		}
 	}
 	if (c == EOF) {
 		if (parser_out_home)