Add '-y' for bison compatibility.

Obtained from:	http://invisible-island.net
This commit is contained in:
David E. O'Brien 2010-11-07 23:44:40 +00:00
parent c81609f43f
commit 7846096d2b
2 changed files with 10 additions and 2 deletions

View File

@ -166,7 +166,7 @@ getargs(int argc, char *argv[])
{
int ch;
while ((ch = getopt(argc, argv, "b:dlo:p:rtv")) != -1)
while ((ch = getopt(argc, argv, "b:dlo:p:rtvy")) != -1)
{
switch (ch)
{
@ -202,6 +202,10 @@ getargs(int argc, char *argv[])
vflag = 1;
break;
case 'y':
/* for bison compatibility -- byacc is already POSIX compatible */
break;
default:
usage();
}

View File

@ -44,7 +44,7 @@
.Nd an LALR(1) parser generator
.Sh SYNOPSIS
.Nm
.Op Fl dlrtv
.Op Fl dlrtvy
.Op Fl b Ar file_prefix
.Op Fl o Ar output_filename
.Op Fl p Ar symbol_prefix
@ -118,6 +118,10 @@ so that debugging statements will be incorporated in the compiled code.
Cause a human-readable description of the generated parser to
be written to the file
.Pa y.output .
.It Fl y
NOOP for bison compatibility.
.Nm
is already designed to be POSIX yacc compatible.
.El
.Sh ENVIRONMENT
.Bl -tag -width ".Ev TMPDIR"