Add new options.

This commit is contained in:
Richard M. Stallman
1995-10-16 14:12:23 +00:00
parent a73039ebb7
commit 333ccc01a4
2 changed files with 79 additions and 6 deletions

View File

@@ -12,10 +12,18 @@ bison \- GNU Project parser generator (yacc replacement)
] [
.B \-\-defines
] [
.B \-k
] [
.B \-\-token-table
] [
.B \-l
] [
.B \-\-no-lines
] [
.B \-n
] [
.B \-\-no-parser
] [
.BI \-o " outfile"
] [
.BI \-\-output-file= outfile
@@ -24,6 +32,10 @@ bison \- GNU Project parser generator (yacc replacement)
] [
.BI \-\-name-prefix= prefix
] [
.B \-r
] [
.B \-\-raw
] [
.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
.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
@@ -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
.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
@@ -290,4 +340,3 @@ in the
source distribution.
.SH DIAGNOSTICS
Self explanatory.