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-rw-r--r--sample/callout.c254
1 files changed, 254 insertions, 0 deletions
diff --git a/sample/callout.c b/sample/callout.c
new file mode 100644
index 0000000..ab89543
--- /dev/null
+++ b/sample/callout.c
@@ -0,0 +1,254 @@
+/*
+ * 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 len;
+ 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);
+
+ (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, 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(&reg, 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(reg, str, end, start, range, region, ONIG_OPTION_NONE);
+ 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;
+ UChar* name;
+ OnigEncoding use_encs[1];
+ unsigned int arg_types[4];
+ OnigValue opt_defaults[4];
+ OnigEncoding enc;
+
+ 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);
+
+ /* callout of contents */
+ test(enc, "a+(?{foo bar baz...}X)$", "aaab");
+ test(enc, "(?{{!{}#$%&'()=-~^|[_]`@*:+;<>?/.\\,}}[symbols])c", "abc");
+ test(enc, "\\A(...)(?{{{booooooooooooo{{ooo}}ooooooooooz}}}<)", "aaab");
+ test(enc, "\\A(?!a(?{in prec-read-not}[xxx]X)b)", "ac");
+ test(enc, "(?<!a(?{in look-behind-not}X)c)c", "abc");
+
+ // callout of name
+ test(enc, "\\A(*foo)abc", "abc");
+ test(enc, "abc(?:(*FAIL)|$)", "abcabc");
+ test(enc, "abc(?:$|(*MISMATCH)|abc$)", "abcabc");
+ test(enc, "abc(?:(*ERROR)|$)", "abcabc");
+ test(enc, "ab(*foo{})(*FAIL)", "abc");
+ test(enc, "abc(d|(*ERROR{-999}))", "abc");
+ test(enc, "ab(*bar{372,I am a bar's argument,あ})c(*FAIL)", "abc");
+ test(enc, "ab(*bar{1234567890})", "abc");
+ test(enc, "(?:a(*MAX{2})|b)*", "abbabbabbabb");
+ test(enc, "(?:(*MAX{2})a|b)*", "abbabbabbabb");
+ test(enc, "(?:(*MAX{1})a|b)*", "bbbbbabbbbbabbbbb");
+ test(enc, "(?:(*MAX{3})a|(*MAX{4})b)*", "bbbaabbab");
+ test(enc, "(?:(*MAX[A]{3})a|(*MAX[B]{5})b)*(*CMP{A,<,B})", "abababc");
+ test(enc, "(?:(*MAX[A]{7})a|(*MAX[B]{5})b)*(*CMP{A,>=,4})", "abababcabababaa");
+
+ /* callouts in condition */
+ test(enc, "\\A(?(?{in condition})then|else)\\z", "then");
+ test(enc, "\\A(?(*FAIL)then|else)\\z", "else");
+
+ /* monitor test */
+ test(enc, "(?:(*MON{X})(*FAIL)|.{,3}(*MON[FOO])k)", "abcdefghijk");
+
+ onig_end();
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 22:04:48 +0000