/*
* callout.c
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "oniguruma.h"
static int
callout_body(OnigCalloutArgs* args, void* user_data)
{
int r;
int i;
int n;
int begin, end;
int used_num;
int used_bytes;
OnigCalloutIn in;
int name_id;
const UChar* contents;
const UChar* start;
const UChar* current;
regex_t* regex;
in = onig_get_callout_in_by_callout_args(args);
name_id = onig_get_name_id_by_callout_args(args);
start = onig_get_start_by_callout_args(args);
current = onig_get_current_by_callout_args(args);
regex = onig_get_regex_by_callout_args(args);
contents = onig_get_contents_by_callout_args(args);
if (name_id != ONIG_NON_NAME_ID) {
UChar* name = onig_get_callout_name_by_name_id(name_id);
fprintf(stdout, "name: %s\n", name);
}
fprintf(stdout,
"%s %s: contents: \"%s\", start: \"%s\", current: \"%s\"\n",
contents != 0 ? "CONTENTS" : "NAME",
in == ONIG_CALLOUT_IN_PROGRESS ? "PROGRESS" : "RETRACTION",
contents, start, current);
fprintf(stdout, "user_data: %s\n", (char* )user_data);
(void )onig_get_used_stack_size_in_callout(args, &used_num, &used_bytes);
fprintf(stdout, "stack: used_num: %d, used_bytes: %d\n", used_num, used_bytes);
n = onig_number_of_captures(regex);
for (i = 1; i <= n; i++) {
r = onig_get_capture_range_in_callout(args, i, &begin, &end);
if (r != ONIG_NORMAL) return r;
fprintf(stdout, "capture %d: (%d-%d)\n", i, begin, end);
}
fflush(stdout);
return ONIG_CALLOUT_SUCCESS;
}
static int
progress_callout_func(OnigCalloutArgs* args, void* user_data)
{
return callout_body(args, user_data);
}
static int
retraction_callout_func(OnigCalloutArgs* args, void* user_data)
{
return callout_body(args, user_data);
}
static int
foo(OnigCalloutArgs* args, void* user_data)
{
return callout_body(args, user_data);
}
static int
bar(OnigCalloutArgs* args, void* user_data)
{
int r;
int i;
int n;
OnigType type;
OnigValue val;
fprintf(stdout, "bar called.\n");
n = onig_get_args_num_by_callout_args(args);
if (n < 0) {
fprintf(stderr, "FAIL: onig_get_args_num_by_callout_args(): %d\n", n);
return n;
}
for (i = 0; i < n; i++) {
r = onig_get_arg_by_callout_args(args, i, &type, &val);
if (r != 0) {
fprintf(stderr, "FAIL: onig_get_arg_by_callout_args(): %d\n", r);
return r;
}
fprintf(stdout, "arg[%d]: ", i);
switch (type) {
case ONIG_TYPE_LONG:
fprintf(stdout, "%ld\n", val.l);
break;
case ONIG_TYPE_CHAR:
fprintf(stdout, "0x%06x\n", val.c);
break;
case ONIG_TYPE_STRING:
fprintf(stdout, "'%s'\n", val.s.start);
break;
default:
/* Never come here. But escape warning. */
break;
};
}
return ONIG_CALLOUT_SUCCESS;
}
static int
test(OnigEncoding enc, OnigMatchParam* mp, char* in_pattern, char* in_str)
{
int r;
unsigned char *start, *range, *end;
regex_t* reg;
OnigErrorInfo einfo;
OnigRegion *region;
UChar* pattern;
UChar* str;
pattern = (UChar* )in_pattern;
str = (UChar* )in_str;
r = onig_new(®, pattern, pattern + strlen((char* )pattern),
ONIG_OPTION_DEFAULT, enc, ONIG_SYNTAX_DEFAULT, &einfo);
if (r != ONIG_NORMAL) {
char s[ONIG_MAX_ERROR_MESSAGE_LEN];
onig_error_code_to_str((UChar* )s, r, &einfo);
fprintf(stderr, "COMPILE ERROR: %d: %s\n", r, s);
return -1;
}
region = onig_region_new();
end = str + strlen((char* )str);
start = str;
range = end;
r = onig_search_with_param(reg, str, end, start, range, region,
ONIG_OPTION_NONE, mp);
if (r >= 0) {
int i;
fprintf(stderr, "match at %d\n", r);
for (i = 0; i < region->num_regs; i++) {
fprintf(stderr, "%d: (%d-%d)\n", i, region->beg[i], region->end[i]);
}
}
else if (r == ONIG_MISMATCH) {
fprintf(stderr, "search fail\n");
}
else { /* error */
char s[ONIG_MAX_ERROR_MESSAGE_LEN];
onig_error_code_to_str((UChar* )s, r);
fprintf(stderr, "SEARCH ERROR: %d: %s\n", r, s);
}
onig_region_free(region, 1 /* 1:free self, 0:free contents only */);
onig_free(reg);
return r;
}
extern int main(int argc, char* argv[])
{
int r;
int id;
void* user_data;
UChar* name;
OnigEncoding use_encs[1];
unsigned int arg_types[4];
OnigValue opt_defaults[4];
OnigEncoding enc;
OnigMatchParam* mp;
enc = ONIG_ENCODING_UTF8;
use_encs[0] = enc;
r = onig_initialize(use_encs, sizeof(use_encs)/sizeof(use_encs[0]));
if (r != ONIG_NORMAL) return -1;
/* monitor on */
r = onig_setup_builtin_monitors_by_ascii_encoded_name(stdout);
if (r != ONIG_NORMAL) return -1;
name = (UChar* )"foo";
id = onig_set_callout_of_name(enc, ONIG_CALLOUT_TYPE_SINGLE,
name, name + strlen((char* )name),
ONIG_CALLOUT_IN_BOTH, foo, 0, 0, 0, 0, 0);
if (id < 0) {
fprintf(stderr, "ERROR: fail to set callout of name: %s\n", name);
//return -1;
}
name = (UChar* )"bar";
arg_types[0] = ONIG_TYPE_LONG;
arg_types[1] = ONIG_TYPE_STRING;
arg_types[2] = ONIG_TYPE_CHAR;
opt_defaults[0].s.start = (UChar* )"I am a option argument's default value.";
opt_defaults[0].s.end = opt_defaults[0].s.start +
strlen((char* )opt_defaults[0].s.start);
opt_defaults[1].c = 0x4422;
id = onig_set_callout_of_name(enc, ONIG_CALLOUT_TYPE_SINGLE,
name, name + strlen((char* )name),
ONIG_CALLOUT_IN_PROGRESS, bar, 0,
3, arg_types, 2, opt_defaults);
if (id < 0) {
fprintf(stderr, "ERROR: fail to set callout of name: %s\n", name);
//return -1;
}
(void)onig_set_progress_callout(progress_callout_func);
(void)onig_set_retraction_callout(retraction_callout_func);
mp = onig_new_match_param();
user_data = (void* )"something data";
r = onig_set_callout_user_data_of_match_param(mp, user_data);
if (r != ONIG_NORMAL) {
fprintf(stderr, "ERROR: fail onig_set_callout_user_data_of_match_param(): %d\n", r);
}
/* callout of contents */
test(enc, mp, "a+(?{foo bar baz...}X)$", "aaab");
test(enc, mp, "(?{{!{}#$%&'()=-~^|[_]`@*:+;<>?/.\\,}}[symbols])c", "abc");
test(enc, mp, "\\A(...)(?{{{booooooooooooo{{ooo}}ooooooooooz}}}<)", "aaab");
test(enc, mp, "\\A(?!a(?{in prec-read-not}[xxx]X)b)", "ac");
test(enc, mp, "(?<!a(?{in look-behind-not}X)c)c", "abc");
// callout of name
test(enc, mp, "\\A(*foo)abc", "abc");
test(enc, mp, "abc(?:(*FAIL)|$)", "abcabc");
test(enc, mp, "abc(?:$|(*MISMATCH)|abc$)", "abcabc");
test(enc, mp, "abc(?:(*ERROR)|$)", "abcabc");
test(enc, mp, "ab(*foo{})(*FAIL)", "abc");
test(enc, mp, "abc(d|(*ERROR{-999}))", "abc");
test(enc, mp, "ab(*bar{372,I am a bar's argument,あ})c(*FAIL)", "abc");
test(enc, mp, "ab(*bar{1234567890})", "abc");
test(enc, mp, "(?:a(*MAX{2})|b)*", "abbabbabbabb");
test(enc, mp, "(?:(*MAX{2})a|b)*", "abbabbabbabb");
test(enc, mp, "(?:(*MAX{1})a|b)*", "bbbbbabbbbbabbbbb");
test(enc, mp, "(?:(*MAX{3})a|(*MAX{4})b)*", "bbbaabbab");
test(enc, mp, "(?:(*MAX[A]{3})a|(*MAX[B]{5})b)*(*CMP{A,<,B})", "abababc");
test(enc, mp, "(?:(*MAX[A]{7})a|(*MAX[B]{5})b)*(*CMP{A,>=,4})", "abababcabababaa");
test(enc, mp, "(?:(*MAX[T]{3})a)*(?:(*MAX{T})c)*", "aaccc");
/* callouts in condition */
test(enc, mp, "\\A(?(?{in condition})then|else)\\z", "then");
test(enc, mp, "\\A(?(*FAIL)then|else)\\z", "else");
/* monitor test */
test(enc, mp, "(?:(*MON{X})(*FAIL)|.{,3}(*MON[FOO])k)", "abcdefghijk");
onig_free_match_param(mp);
onig_end();
return 0;
}