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Add '-y' for bison compatibility.

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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
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=214964
2 changed files with 10 additions and 2 deletions
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6
usr.bin/yacc/main.c
View File

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

6
usr.bin/yacc/yacc.1
View File

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