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Added more precise info about parameters

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ceriel 1994-12-20 12:40:21 +00:00
parent 7393f8923c dc2a339e09
commit 2b0a61d143
1 changed files with 7 additions and 2 deletions
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9
doc/LLgen/LLgen.n
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@ -338,7 +338,12 @@ grammar rule.
.PP .PP
In order to facilitate communication between the actions and In order to facilitate communication between the actions and
\fILLparse\fR, \fILLparse\fR,
the parsing routines can be given C-like parameters. So, for example the parsing routines can be given C-like parameters.
Each parameter must be declared separately, and each of these declarations must
end with a semicolon.
For the last parameter, the semicolon is optional.
.PP
So, for example
.nf .nf
.ft CW .ft CW
.sp 1 .sp 1
@ -921,7 +926,7 @@ stat { int ident, val; } :
| '\en' | '\en'
; ;
expr(int level, int *val;) { int expr; } : expr(int level; int *val;) { int expr; } :
factor(val) factor(val)
[ %while (prio(tok.t_tokno) >= level) [ %while (prio(tok.t_tokno) >= level)
/* Swallow operators as long as their priority is /* Swallow operators as long as their priority is