1 files changed, 131 insertions, 0 deletions
diff --git a/sample/bug_fix.c b/sample/bug_fix.c
new file mode 100644
index 0000000..9a45a78
--- /dev/null
+++ b/sample/bug_fix.c
@@ -0,0 +1,131 @@
+/*
+ * bug_fix.c
+ */
+#include <stdio.h>
+#include "oniguruma.h"
+
+static OnigCaseFoldType CF = ONIGENC_CASE_FOLD_MIN;
+
+static int
+search(regex_t* reg, unsigned char* str, unsigned char* end)
+{
+  int r;
+  unsigned char *start, *range;
+  OnigRegion *region;
+
+  region = onig_region_new();
+
+  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  (%s)\n", r,
+            ONIGENC_NAME(onig_get_encoding(reg)));
+    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 (%s)\n",
+            ONIGENC_NAME(onig_get_encoding(reg)));
+  }
+  else { /* error */
+    char s[ONIG_MAX_ERROR_MESSAGE_LEN];
+    onig_error_code_to_str(s, r);
+    fprintf(stderr, "ERROR: %s\n", s);
+    fprintf(stderr, "  (%s)\n", ONIGENC_NAME(onig_get_encoding(reg)));
+    return -1;
+  }
+
+  onig_region_free(region, 1 /* 1:free self, 0:free contents only */);
+  return 0;
+}
+
+static int
+exec_deluxe(OnigEncoding pattern_enc, OnigEncoding str_enc,
+            OnigOptionType options, char* apattern, char* astr)
+{
+  int r;
+  unsigned char *end;
+  regex_t* reg;
+  OnigCompileInfo ci;
+  OnigErrorInfo einfo;
+  UChar* pattern = (UChar* )apattern;
+  UChar* str     = (UChar* )astr;
+
+  onig_initialize(&str_enc, 1);
+
+  ci.num_of_elements = 5;
+  ci.pattern_enc = pattern_enc;
+  ci.target_enc  = str_enc;
+  ci.syntax      = ONIG_SYNTAX_DEFAULT;
+  ci.option      = options;
+  ci.case_fold_flag  = CF;
+
+  r = onig_new_deluxe(&reg, pattern,
+                      pattern + onigenc_str_bytelen_null(pattern_enc, pattern),
+                      &ci, &einfo);
+  if (r != ONIG_NORMAL) {
+    char s[ONIG_MAX_ERROR_MESSAGE_LEN];
+    onig_error_code_to_str(s, r, &einfo);
+    fprintf(stderr, "ERROR: %s\n", s);
+    return -1;
+  }
+
+  end = str + onigenc_str_bytelen_null(str_enc, str);
+  r = search(reg, str, end);
+
+  onig_free(reg);
+  onig_end();
+  return 0;
+}
+
+static int
+exec(OnigEncoding enc, OnigOptionType options, char* apattern, char* astr)
+{
+  int r;
+  unsigned char *end;
+  regex_t* reg;
+  OnigErrorInfo einfo;
+  UChar* pattern = (UChar* )apattern;
+  UChar* str     = (UChar* )astr;
+
+  onig_initialize(&enc, 1);
+
+  r = onig_new(&reg, pattern,
+	       pattern + onigenc_str_bytelen_null(enc, pattern),
+	       options, enc, ONIG_SYNTAX_DEFAULT, &einfo);
+  if (r != ONIG_NORMAL) {
+    char s[ONIG_MAX_ERROR_MESSAGE_LEN];
+    onig_error_code_to_str(s, r, &einfo);
+    fprintf(stderr, "ERROR: %s\n", s);
+    return -1;
+  }
+
+  end = str + onigenc_str_bytelen_null(enc, str);
+  r = search(reg, str, end);
+
+  onig_free(reg);
+  onig_end();
+  return 0;
+}
+
+
+
+extern int main(int argc, char* argv[])
+{
+  /* fix ignore case in look-behind
+     commit: 3340ec2cc5627172665303fe248c9793354d2251 */
+  exec_deluxe(ONIG_ENCODING_UTF8, ONIG_ENCODING_UTF8,
+              ONIG_OPTION_IGNORECASE,
+              "(?<=\305\211)a", "\312\274na"); /* \u{0149}a  \u{02bc}na */
+
+  exec(ONIG_ENCODING_UTF8, ONIG_OPTION_NONE, "(\\2)(\\1)", "aa"); /* fail. */
+
+  exec(ONIG_ENCODING_UTF8, ONIG_OPTION_FIND_LONGEST,
+       "a*", "aa aaa aaaa aaaaa "); /* match 12-17 */
+
+  return 0;
+}