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Line numbers for runtime errors (what's wrong with cvs? I could not

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commit this from home)
This commit is contained in:
Pavel Machek 2000-05-16 18:50:51 +00:00
parent 7581b81bd7
commit a96a979d5b
3 changed files with 23 additions and 35 deletions
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1
filter/f-util.c
View File

@ -19,6 +19,7 @@ f_new_inst(void)
ret = cfg_alloc(sizeof(struct f_inst));
ret->code = ret->aux = 0;
ret->arg1 = ret->arg2 = ret->next = NULL;
ret->lineno = conf_lino;
return ret;
}

50
filter/filter.c
View File

@ -43,6 +43,8 @@
#define P(a,b) ((a<<8) | b)
struct f_inst *startup_func = NULL, *test1_func, *test2_func;
#define CMP_ERROR 999
static int
@ -187,7 +189,7 @@ static int f_flags;
static rta *f_rta_copy;
#define runtime(x) do { \
log( L_ERR x ); \
log( L_ERR "filters, line %d: %s", what->lineno, x); \
res.type = T_RETURN; \
res.val.i = F_ERROR; \
return res; \
@ -230,22 +232,6 @@ interpret(struct f_inst *what)
default: runtime( "Usage of unknown type" );
}
break;
case '-':
TWOARGS_C;
switch (res.type = v1.type) {
case T_VOID: runtime( "Can not operate with values of type void" );
case T_INT: res.val.i = v1.val.i - v2.val.i; break;
default: runtime( "Usage of unknown type" );
}
break;
case '*':
TWOARGS_C;
switch (res.type = v1.type) {
case T_VOID: runtime( "Can not operate with values of type void" );
case T_INT: res.val.i = v1.val.i * v2.val.i; break;
default: runtime( "Usage of unknown type" );
}
break;
case '/':
TWOARGS_C;
switch (res.type = v1.type) {
@ -598,8 +584,6 @@ i_same(struct f_inst *f1, struct f_inst *f2)
switch(f1->code) {
case ',': /* fall through */
case '+':
case '-':
case '*':
case '/':
case P('!','='):
case P('=','='):
@ -681,22 +665,24 @@ f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struc
return res.val.i;
}
int
f_eval_int(struct f_inst *expr)
void
filters_postconfig(void)
{
struct f_val res;
f_flags = 0;
f_tmp_attrs = NULL;
f_rte = NULL;
f_rte_old = NULL;
f_rta_copy = NULL;
f_pool = cfg_mem;
res = interpret(expr);
if (res.type != T_INT)
cf_error("Integer expression expected");
return res.val.i;
}
#if 1
if (!i_same(test1_func, test2_func))
bug("i_same does not work");
#endif
if (startup_func) {
debug( "Launching startup function...\n" );
f_pool = lp_new(&root_pool, 1024);
res = interpret(startup_func);
if (res.type == F_ERROR)
die( "Startup function resulted in error." );
debug( "done\n" );
}
}
/**
* filter_same - compare two filters

7
filter/filter.h
View File

@ -25,12 +25,13 @@ struct f_inst { /* Instruction */
int i;
void *p;
} a2;
int lineno;
};
#define arg1 a1.p
#define arg2 a2.p
struct f_prefix {
struct prefix {
ip_addr ip;
int len;
#define LEN_MASK 0xff
@ -45,7 +46,7 @@ struct f_val {
union {
int i;
/* ip_addr ip; Folded into prefix */
struct f_prefix px;
struct prefix px;
char *s;
struct f_tree *t;
struct adata *ad;
@ -58,6 +59,7 @@ struct filter {
struct f_inst *root;
};
void filters_postconfig(void);
struct f_inst *f_new_inst(void);
struct f_inst *f_new_dynamic_attr(int type, int f_type, int code); /* Type as core knows it, type as filters know it, and code of dynamic attribute */
struct f_tree *f_new_tree(void);
@ -70,7 +72,6 @@ struct ea_list;
struct rte;
int f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struct linpool *tmp_pool, int flags);
int f_eval_int(struct f_inst *expr);
char *filter_name(struct filter *filter);
int filter_same(struct filter *new, struct filter *old);