* src/output.c (output_rule_data): Output the documentation of

[bison.git] / doc / bison.1

diff --git a/doc/bison.1 b/doc/bison.1
index 7ce9d397610e824fac9020573de9505f5d0279fc..471952d93242907abfdf59e0df836135beb63627 100644 (file)
--- a/doc/bison.1
+++ b/doc/bison.1
@@ -12,10 +12,18 @@ bison \- GNU Project parser generator (yacc replacement)
 ] [
 .B \-\-defines
 ] [
 ] [
 .B \-\-defines
 ] [

+.B \-k
+] [
+.B \-\-token-table
+] [

 .B \-l
 ] [
 .B \-\-no-lines
 ] [
 .B \-l
 ] [
 .B \-\-no-lines
 ] [

+.B \-n
+] [
+.B \-\-no-parser
+] [

 .BI \-o " outfile"
 ] [
 .BI \-\-output-file= outfile
 .BI \-o " outfile"
 ] [
 .BI \-\-output-file= outfile


@@ -24,6 +32,10 @@ bison \- GNU Project parser generator (yacc replacement)
 ] [
 .BI \-\-name-prefix= prefix
 ] [
 ] [
 .BI \-\-name-prefix= prefix
 ] [

+.B \-r
+] [
+.B \-\-raw
+] [

 .B \-t
 ] [
 .B \-\-debug
 .B \-t
 ] [
 .B \-\-debug


@@ -128,6 +140,33 @@ in a separate source file, because
 needs to be able to refer to token type codes and the variable
 .BR yylval .
 .TP
 needs to be able to refer to token type codes and the variable
 .BR yylval .
 .TP

+.B \-r
+.br
+.ns
+.TP
+.B \-\-raw
+The token numbers in the \fIname\fB.h\fR file are usually the Yacc compatible 
+translations.  If this switch is specified, Bison token numbers
+are output instead.  (Yacc numbers start at 257 except for single character 
+tokens;  Bison assigns token numbers sequentially for all tokens 
+starting at 3.)
+.TP
+.B \-k
+.br
+.ns
+.TP
+.B \-\-token-table
+This switch causes the \fIname\fB.tab.c\fR output to include a list of 
+token names in order by their token numbers;  this is defined in the array 
+.IR yytname .
+Also generated 
+are #defines for 
+.IR YYNTOKENS ,
+.IR YYNNTS ,
+.IR YYNRULES ,
+and 
+.IR YYNSTATES .
+.TP

 .B \-l
 .br
 .ns
 .B \-l
 .br
 .ns


@@ -143,6 +182,17 @@ and debuggers will associate errors with your source file, the
 grammar file.  This option causes them to associate errors with the
 parser file, treating it an independent source file in its own right.
 .TP
 grammar file.  This option causes them to associate errors with the
 parser file, treating it an independent source file in its own right.
 .TP

+.B \-n
+.br
+.ns
+.TP
+.B \-\-no-parser
+Do not generate the parser code into the output;  generate only
+declarations.  The generated \fIname\fB.tab.c\fR file will have only 
+constant declarations.  In addition, a \fIname\fB.act\fR file is
+generated containing a switch statement body containing all the
+translated actions. 
+.TP

 .BI \-o " outfile"
 .br
 .ns
 .BI \-o " outfile"
 .br
 .ns


@@ -270,14 +320,21 @@ bison \-y $*
 .ft R
 .sp
 .RE
 .ft R
 .sp
 .RE

-.PP
-The long-named options can be introduced with `+' as well as `\-\-',
-for compatibility with previous releases.  Eventually support for `+'
-will be removed, because it is incompatible with the POSIX.2 standard.

 .SH FILES
 /usr/local/lib/bison.simple    simple parser
 .br
 /usr/local/lib/bison.hairy     complicated parser
 .SH FILES
 /usr/local/lib/bison.simple    simple parser
 .br
 /usr/local/lib/bison.hairy     complicated parser

+.SH "ENVIRONMENT VARIABLES"
+.TP
+.SM BISON_SIMPLE
+If this is set, it specifies the location in which the
+.B bison.simple
+parser can be found.
+.TP
+.SM BISON_HAIRY
+If this is set, it specifies the location in which the
+.B bison.hairy
+parser can be found.

 .SH SEE ALSO
 .IR yacc (1)
 .br
 .SH SEE ALSO
 .IR yacc (1)
 .br


@@ -290,4 +347,3 @@ in the
 source distribution.
 .SH DIAGNOSTICS
 Self explanatory.
 source distribution.
 .SH DIAGNOSTICS
 Self explanatory.

-