Commit the ndiscvt(8) utility too. (Missed it in the last import.)

1 files changed, 91 insertions, 0 deletions

diff --git a/usr.sbin/ndiscvt/inf-token.l b/usr.sbin/ndiscvt/inf-token.l
new file mode 100644
index 0000000..4f192c5
--- /dev/null
+++ b/usr.sbin/ndiscvt/inf-token.l
@@ -0,0 +1,91 @@
+%{
+/*
+ * $Id: inf-token.l,v 1.2 2003/11/30 20:41:06 winter Exp $
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <regex.h>
+#include <ctype.h>
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "y.tab.h"
+
+int lineno = 1;
+#define YY_NO_UNPUT
+
+int yylex(void);
+void yyerror(const char *);
+
+static void
+update_lineno(const char *cp)
+{
+	while (*cp)
+		if (*cp++ == '\n')
+			lineno++;
+}
+
+%}
+
+%%
+
+[ \t]+			;
+\n			{ lineno++; return EOL; }
+\r			;
+;.*$			;
+=			{ return EQUALS; }
+,			{ return COMMA; }
+\"(\\\"|[^"])*\"	{
+			int len = strlen(yytext) - 2;
+			int blen = len + 1;
+			char *walker;
+			int i;
+			update_lineno(yytext);
+			yylval.str = (char *)malloc(blen);
+			if (yylval.str == NULL)
+				goto out;
+			walker = yylval.str;
+			for (i = 1; i <= len; i++) {
+				if (yytext[i] == '\\') {
+					switch (yytext[i + 1]) {
+					case '\n':
+						i += 2;
+						while(isspace(yytext[i]))
+							i++;
+						break;
+					case '\"':
+						i++;
+						break;
+					case '(':
+						i++;
+						break;
+					default:
+						break;
+					}
+				}
+				*walker++ = yytext[i];
+			}
+			*walker++ = '\0';
+			out:;
+			return STRING;
+			}
+\[[a-zA-Z0-9%&\{\}\-\.\/_\\\*\ ]+\]	{
+				int len = strlen(yytext);
+				yytext[len-1] = '\0';
+				yylval.str = strdup(yytext+1);
+				return SECTION;
+			}
+[a-zA-Z0-9%&\{\}\-\.\/_\\\*]+		{
+				yylval.str = strdup(yytext);
+				return WORD;
+			}
+%%
+
+void
+yyerror(const char *s)
+{
+	errx(1, "line %d: %s%s %s.", lineno, yytext, yytext?":":"", s);
+}