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-rw-r--r--regcomp.c167
1 files changed, 55 insertions, 112 deletions
diff --git a/regcomp.c b/regcomp.c
index 16c816b1f7..57c02626ae 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -2,7 +2,7 @@
regcomp.c - Oniguruma (regular expression library)
**********************************************************************/
/*-
- * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
+ * Copyright (c) 2002-2008 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -5194,19 +5194,21 @@ print_optimize_info(FILE* f, regex_t* reg)
#endif /* ONIG_DEBUG */
-static void
+extern void
onig_free_body(regex_t* reg)
{
- if (IS_NOT_NULL(reg->p)) xfree(reg->p);
- if (IS_NOT_NULL(reg->exact)) xfree(reg->exact);
- if (IS_NOT_NULL(reg->int_map)) xfree(reg->int_map);
- if (IS_NOT_NULL(reg->int_map_backward)) xfree(reg->int_map_backward);
- if (IS_NOT_NULL(reg->repeat_range)) xfree(reg->repeat_range);
- if (IS_NOT_NULL(reg->chain)) onig_free(reg->chain);
+ if (IS_NOT_NULL(reg)) {
+ if (IS_NOT_NULL(reg->p)) xfree(reg->p);
+ if (IS_NOT_NULL(reg->exact)) xfree(reg->exact);
+ if (IS_NOT_NULL(reg->int_map)) xfree(reg->int_map);
+ if (IS_NOT_NULL(reg->int_map_backward)) xfree(reg->int_map_backward);
+ if (IS_NOT_NULL(reg->repeat_range)) xfree(reg->repeat_range);
+ if (IS_NOT_NULL(reg->chain)) onig_free(reg->chain);
#ifdef USE_NAMED_GROUP
- onig_names_free(reg);
+ onig_names_free(reg);
#endif
+ }
}
extern void
@@ -5280,84 +5282,6 @@ onig_chain_reduce(regex_t* reg)
}
}
-#if 0
-extern int
-onig_clone(regex_t** to, regex_t* from)
-{
- int r, size;
- regex_t* reg;
-
-#ifdef USE_MULTI_THREAD_SYSTEM
- if (ONIG_STATE(from) >= ONIG_STATE_NORMAL) {
- ONIG_STATE_INC(from);
- if (IS_NOT_NULL(from->chain) && ONIG_STATE(reg) == ONIG_STATE_NORMAL) {
- onig_chain_reduce(from);
- ONIG_STATE_INC(from);
- }
- }
- else {
- int n = 0;
- while (ONIG_STATE(from) < ONIG_STATE_NORMAL) {
- if (++n > THREAD_PASS_LIMIT_COUNT)
- return ONIGERR_OVER_THREAD_PASS_LIMIT_COUNT;
- THREAD_PASS;
- }
- ONIG_STATE_INC(from);
- }
-#endif /* USE_MULTI_THREAD_SYSTEM */
-
- r = onig_alloc_init(&reg, ONIG_OPTION_NONE, ONIGENC_CASE_FOLD_DEFAULT,
- from->enc, ONIG_SYNTAX_DEFAULT);
- if (r != 0) {
- ONIG_STATE_DEC(from);
- return r;
- }
-
- xmemcpy(reg, from, sizeof(onig_t));
- reg->chain = (regex_t* )NULL;
- reg->state = ONIG_STATE_NORMAL;
-
- if (from->p) {
- reg->p = (UChar* )xmalloc(reg->alloc);
- if (IS_NULL(reg->p)) goto mem_error;
- xmemcpy(reg->p, from->p, reg->alloc);
- }
-
- if (from->exact) {
- reg->exact = (UChar* )xmalloc(from->exact_end - from->exact);
- if (IS_NULL(reg->exact)) goto mem_error;
- reg->exact_end = reg->exact + (from->exact_end - from->exact);
- xmemcpy(reg->exact, from->exact, reg->exact_end - reg->exact);
- }
-
- if (from->int_map) {
- size = sizeof(int) * ONIG_CHAR_TABLE_SIZE;
- reg->int_map = (int* )xmalloc(size);
- if (IS_NULL(reg->int_map)) goto mem_error;
- xmemcpy(reg->int_map, from->int_map, size);
- }
-
- if (from->int_map_backward) {
- size = sizeof(int) * ONIG_CHAR_TABLE_SIZE;
- reg->int_map_backward = (int* )xmalloc(size);
- if (IS_NULL(reg->int_map_backward)) goto mem_error;
- xmemcpy(reg->int_map_backward, from->int_map_backward, size);
- }
-
-#ifdef USE_NAMED_GROUP
- reg->name_table = names_clone(from); /* names_clone is not implemented */
-#endif
-
- ONIG_STATE_DEC(from);
- *to = reg;
- return 0;
-
- mem_error:
- ONIG_STATE_DEC(from);
- return ONIGERR_MEMORY;
-}
-#endif
-
#ifdef ONIG_DEBUG
static void print_compiled_byte_code_list P_((FILE* f, regex_t* reg));
#endif
@@ -5378,6 +5302,8 @@ onig_compile(regex_t* reg, const UChar* pattern, const UChar* pattern_end,
UnsetAddrList uslist;
#endif
+ if (IS_NOT_NULL(einfo)) einfo->par = (UChar* )NULL;
+
scan_env.sourcefile = sourcefile;
scan_env.sourceline = sourceline;
reg->state = ONIG_STATE_COMPILING;
@@ -5577,13 +5503,16 @@ onig_recompile(regex_t* reg, const UChar* pattern, const UChar* pattern_end,
static int onig_inited = 0;
extern int
-onig_alloc_init(regex_t** reg, OnigOptionType option,
- OnigCaseFoldType case_fold_flag,
- OnigEncoding enc, const OnigSyntaxType* syntax)
+onig_reg_init(regex_t* reg, OnigOptionType option,
+ OnigCaseFoldType case_fold_flag,
+ OnigEncoding enc, const OnigSyntaxType* syntax)
{
if (! onig_inited)
onig_init();
+ if (IS_NULL(reg))
+ return ONIGERR_INVALID_ARGUMENT;
+
if (ONIGENC_IS_UNDEF(enc))
return ONIGERR_DEFAULT_ENCODING_IS_NOT_SETTED;
@@ -5592,9 +5521,7 @@ onig_alloc_init(regex_t** reg, OnigOptionType option,
return ONIGERR_INVALID_COMBINATION_OF_OPTIONS;
}
- *reg = (regex_t* )xmalloc(sizeof(regex_t));
- if (IS_NULL(*reg)) return ONIGERR_MEMORY;
- (*reg)->state = ONIG_STATE_MODIFY;
+ (reg)->state = ONIG_STATE_MODIFY;
if ((option & ONIG_OPTION_NEGATE_SINGLELINE) != 0) {
option |= syntax->options;
@@ -5603,45 +5530,61 @@ onig_alloc_init(regex_t** reg, OnigOptionType option,
else
option |= syntax->options;
- (*reg)->enc = enc;
- (*reg)->options = option;
- (*reg)->syntax = syntax;
- (*reg)->optimize = 0;
- (*reg)->exact = (UChar* )NULL;
- (*reg)->int_map = (int* )NULL;
- (*reg)->int_map_backward = (int* )NULL;
- (*reg)->chain = (regex_t* )NULL;
-
- (*reg)->p = (UChar* )NULL;
- (*reg)->alloc = 0;
- (*reg)->used = 0;
- (*reg)->name_table = (void* )NULL;
-
- (*reg)->case_fold_flag = case_fold_flag;
+ (reg)->enc = enc;
+ (reg)->options = option;
+ (reg)->syntax = syntax;
+ (reg)->optimize = 0;
+ (reg)->exact = (UChar* )NULL;
+ (reg)->int_map = (int* )NULL;
+ (reg)->int_map_backward = (int* )NULL;
+ (reg)->chain = (regex_t* )NULL;
+
+ (reg)->p = (UChar* )NULL;
+ (reg)->alloc = 0;
+ (reg)->used = 0;
+ (reg)->name_table = (void* )NULL;
+
+ (reg)->case_fold_flag = case_fold_flag;
return 0;
}
extern int
+onig_new_without_alloc(regex_t* reg, const UChar* pattern,
+ const UChar* pattern_end, OnigOptionType option, OnigEncoding enc,
+ OnigSyntaxType* syntax, OnigErrorInfo* einfo)
+{
+ int r;
+
+ r = onig_reg_init(reg, option, ONIGENC_CASE_FOLD_DEFAULT, enc, syntax);
+ if (r) return r;
+
+ r = onig_compile(reg, pattern, pattern_end, einfo, NULL, 0);
+ return r;
+}
+
+extern int
onig_new(regex_t** reg, const UChar* pattern, const UChar* pattern_end,
OnigOptionType option, OnigEncoding enc, const OnigSyntaxType* syntax,
OnigErrorInfo* einfo)
{
int r;
- if (IS_NOT_NULL(einfo)) einfo->par = (UChar* )NULL;
+ *reg = (regex_t* )xmalloc(sizeof(regex_t));
+ if (IS_NULL(*reg)) return ONIGERR_MEMORY;
- r = onig_alloc_init(reg, option, ONIGENC_CASE_FOLD_DEFAULT,
- enc, syntax);
- if (r) return r;
+ r = onig_reg_init(*reg, option, ONIGENC_CASE_FOLD_DEFAULT, enc, syntax);
+ if (r) goto err;
r = onig_compile(*reg, pattern, pattern_end, einfo, NULL, 0);
if (r) {
+ err:
onig_free(*reg);
*reg = NULL;
}
return r;
}
+
extern int
onig_init(void)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 08:25:51 +0000