File: pure_error.y

package info (click to toggle)
byacc 20140715-1
  • links: PTS
  • area: main
  • in suites: bullseye, buster, jessie, jessie-kfreebsd, stretch
  • size: 5,236 kB
  • sloc: ansic: 71,912; yacc: 4,322; sh: 3,394; makefile: 249
file content (41 lines) | stat: -rw-r--r-- 496 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
%{

#ifdef YYBISON
#define YYSTYPE int
#define YYLEX_PARAM &yylval
#define YYLEX_DECL() yylex(YYSTYPE *yylval)
#define YYERROR_DECL() yyerror(const char *s)
int YYLEX_DECL();
static void YYERROR_DECL();
#endif

%}

%%
S: error
%%

#include <stdio.h>

#ifdef YYBYACC
extern int YYLEX_DECL();
#endif

int
main(void)
{
    printf("yyparse() = %d\n", yyparse());
    return 0;
}

int
yylex(YYSTYPE *value)
{
    return value ? 0 : -1;
}

static void
yyerror(const char* s)
{
    printf("%s\n", s);
}